1 2019-05-27 Jakub Jelinek <jakub@redhat.com>
3 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
5 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
7 (lower_omp_sections): Handle lastprivate conditional.
8 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
9 lastprivate_conditional_map.
10 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
12 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
13 critical, taskgroup and section regions when looking for a region
14 with non-NULL lastprivate_conditional_map.
16 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
18 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
19 (*ix86_gen_sub3): Ditto.
20 (*ix86_gen_sub3_carry): Ditto.
21 (*ix86_gen_one_cmpl2): Ditto.
22 (*ix86_gen_andsp): Ditto.
23 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
24 (gen_and2_insn): New static function.
25 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
26 Use gen_add3_insn instead of ix86_gen_add3.
27 (ix86_expand_split_stack_prologue): Use gen_add2_insn
28 instead of ix86_gen_add3.
29 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
30 Use gen_sub3_insn instead of ix86_gen_sub3.
31 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
32 instead of ix86_gen_add3.
33 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
34 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
35 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
36 * config/i386/i386-options.c (ix86_option_override_internal):
37 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
38 ix86_gen_one_cmpl2 and ix86_gen_andsp.
40 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
42 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
43 and DW_OP_GNU_const_index opcodes.
45 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.h (STACK_SIZE_MODE): Define.
49 2019-05-27 Richard Biener <rguenther@suse.de>
51 PR tree-optimization/90637
52 * tree-ssa-sink.c (statement_sink_location): Honor the
53 computed sink location for single-uses.
55 2019-05-27 Richard Biener <rguenther@suse.de>
58 * match.pd (vec_perm): Avoid clobbering op0 when not generating
61 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.md (@sub<mode>3_carry): Rename
64 from sub<mode>3_carry.
65 (@leave_<mode>): New expander.
66 (*leave): Rename from leave.
67 (*leave_rex64): Rename from leave_rex64.
68 (@monitorx_<mode>): Rename from monitorx_<mode>.
69 (@clzero_<mode>): Rename from clzero_<mode>.
70 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
71 from sse3_monitor_<mode>.
72 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
73 (*ix86_gen_leave): Ditto.
74 (*ix86_gen_monitor): Ditto.
75 (*ix86_gen_monitorx): Ditto.
76 (*ix86_gen_clzero): Ditto.
77 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
78 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
79 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
80 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
81 Use gen_sse3_monitor instead of ix86_gen_monitor.
82 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
83 instead of ix86_gen_monitorx.
84 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
85 instead of ix86_gen_clzero.
86 * config/i386/i386-options.c (ix86_option_override_internal):
87 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
88 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
90 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
92 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
93 Rename from tls_global_dynamic_64_<mode>.
94 (@tls_local_dynamic_base_64_<mode>): Rename from
95 tls_local_dynamic_base_64_<mode>.
96 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
97 Remove indirect function.
98 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
99 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
100 instead of ix86_gen_tls_global_dynamic_64.
101 Use gen_tls_local_dynamic_base_64 instead of
102 ix86_gen_tls_local_dynamic_base_64.
103 * config/i386/i386-options.c (ix86_option_override_internal):
104 Do not initialize ix86_gen_tls_global_dynamic_64 and
105 ix86_gen_tls_local_dynamic_base_64.
107 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
110 Rename from pro_epilogue_adjust_stack_<mode>_add.
111 (@pro_epilogue_adjust_stack_sub_<mode>)
112 Rename from pro_epilogue_adjust_stack_<mode>_sub.
113 (@allocate_stack_worker_probe_<mode>):
114 Rename from allocate_stack_worker_probe_<mode>.
115 (allocate_stack): Use gen_allocate_stack_worker_probe.
116 (probe_stack): Use gen_probe_stack_1.
117 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
118 (@adjust_stack_and_probe_<mode>): Rename from
119 adjust_stack_and_probe<mode>.
120 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
121 (stack_protect_set): Use gen_stack_protect_set_1.
122 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
123 (stack_protect_test): Use gen_stack_protect_test_1.
124 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
125 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
126 Remove indirect function.
127 (*ix86_gen_adjust_stack_and_probe): Ditto.
128 (*ix86_gen_probe_stack_range): Ditto.
129 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
130 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
131 (ix86_adjust_stack_and_probe_stack_clash): Use
132 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
133 (ix86_adjust_stack_and_probe): Ditto.
134 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
135 of ix86_gen_probe_stack_range.
136 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
137 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
138 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
139 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
140 CODE_FOR_stack_protect_test_{si,di}.
141 * config/i386/i386-options.c (ix86_option_override_internal):
142 Do not initialize ix86_gen_allocate_stack_worker,
143 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
145 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
147 * doc/invoke.texi (Link Options): Many editorial changes around
150 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
152 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
153 pre-Solaris 11 referene and most Studio compiler details.
155 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
158 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
159 DImode to SImode in floating-point registers on 64-bit target.
160 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
161 register_operand in xmpyu patterns.
163 2019-05-24 Jakub Jelinek <jakub@redhat.com>
165 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
166 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
167 OMP_CLAUSE__REDUCTEMP_.
168 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
169 OMP_CLAUSE__CONDTEMP_.
170 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
171 * tree-pretty-print.c (dump_omp_clause): Likewise.
172 * tree-nested.c (convert_nonlocal_omp_clauses,
173 convert_local_omp_clauses): Likewise.
174 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
175 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
176 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
178 (gimplify_omp_for): Warn and disable conditional modifier from
179 lastprivate on loop iterators.
180 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
182 * omp-general.c (omp_extract_for_data): Initialize it.
183 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
185 (delete_omp_context): Delete it.
186 (lower_lastprivate_conditional_clauses): New function.
187 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
188 handle lastprivate conditional clauses.
189 (lower_reduction_clauses): Add CLIST argument, emit it into
190 the critical section if any.
191 (lower_omp_sections): Adjust lower_lastprivate_clauses and
192 lower_reduction_clauses callers.
193 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
194 to lower_lastprivate_clauses.
195 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
196 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
197 clist into a critical section if not emitted there already by
198 lower_reduction_clauses.
199 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
201 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
202 conditional variables.
203 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
205 (expand_omp_for_generic, expand_omp_for_static_nochunk,
206 expand_omp_for_static_chunk): Handle lastprivate conditional.
207 (expand_omp_for): Handle fd.lastprivate_conditional like
210 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
212 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
213 kernel does not exit cleanly.
214 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
216 2019-05-24 Jason Merrill <jason@redhat.com>
219 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
221 2019-05-24 Richard Biener <rguenther@suse.de>
224 * tree-loop-distribution.c (struct partition): Add location
226 (partition_alloc): Initialize all fields.
227 (generate_memset_builtin): Use the location recorded in the
228 partition for the generated call.
229 (generate_memcpy_builtin): Likewise.
230 (classify_partition): Record the location of a single store
231 as location for the partition.
233 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
235 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
238 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
241 * common/config/aarch64/aarch64-common.c
242 (aarch64_rewrite_selected_cpu): Change local temporary variable
243 type from unsigned long to uint64_t.
244 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
245 aarch64_get_extension_string_for_isa_flags): Change declaration to
246 match new definition by replacing unsigned long with uint64_t.
248 2019-05-24 Jakub Jelinek <jakub@redhat.com>
251 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
252 gen_attr_type just once instead of 4-7 times. Formatting fixes.
253 Handle stack_protect_test_<mode> codegen similarly to corresponding
256 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
258 * config/i386/darwin.h: Reject -mfentry*.
259 * doc/sourcebuild.texi: Document mfentry target support.
261 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
263 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
264 Rename to rs6000_global_entry_point_prologue_needed_p. Return
265 false for PC-relative functions.
266 (rs6000_output_function_prologue): Change called function name to
267 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
268 name,1" for PC-relative functions.
269 (rs6000_elf_declare_function_name): Change called function name to
270 rs6000_global_entry_point_prologue_needed_p.
272 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.c (gen_rtx_cost):
276 Use ix86_tune_cost instead of ix86_cost.
278 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
279 Michael Meissner <meissner@linux.ibm.com>
280 Segher Boessenkool <segher@kernel.crashing.org>
282 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
284 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
285 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
286 (rs6000_fndecl_pcrel_p): Likewise.
287 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
288 error if -mpcrel is requested without -mcpu=future.
289 (rs6000_opt_masks): Add entry for pcrel.
290 (rs6000_fndecl_pcrel_p): New function.
291 (rs6000_pcrel_p): Likewise.
292 * config/rs6000/rs6000.opt (mpcrel): New option.
293 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
295 2019-05-23 Jan Hubicka <jh@suse.cz>
296 Martin Liska <mliska@suse.cz>
298 PR tree-optimization/90576
299 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
301 (aliasing_component_refs_p): Fix three way size compare conditional;
302 give up earlier in case we can not decide on equivalence.
304 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
305 Michael Meissner <meissner@linux.ibm.com>
306 Segher Boessenkool <segher@kernel.crashing.org>
308 * config.gcc: Add future cpu.
309 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
310 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
312 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
313 (RS6000_CPU): New instantiation for future cpu.
314 * config/rs6000/rs6000-opts.h (enum processor_type): Add
316 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
317 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
318 * config/rs6000/rs6000-tables.opt: Regenerate.
319 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
320 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
321 (rs6000_machine_from_flags): Handle future cpu.
322 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
323 PROCESSOR_POWER9 for now.
324 (rs6000_adjust_cost): Likewise.
325 (rs6000_issue_rate): Likewise.
326 (rs6000_register_move_cost): Likewise.
327 (rs6000_opt_masks): Add entry for future.
328 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
329 (MASK_FUTURE): New #define.
330 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
331 * config/rs6000/rs6000.opt (mfuture): New target option.
332 * doc/invoke.texi (mcpu): Add future cpu.
334 2019-05-23 Martin Liska <mliska@suse.cz>
337 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
338 operation points to a temporary (pointed via tree_to_wide_ref)
339 that is out of scope after the &.
341 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
344 * doc/extend.texi (Function Names): Add missing word.
346 2019-05-23 Richard Biener <rguenther@suse.de>
348 PR tree-optimization/88440
349 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
351 * tree-loop-distribution.c (generate_memset_builtin): Fold the
353 (generate_memcpy_builtin): Likewise.
354 (distribute_loop): Pass in whether to only distribute patterns.
355 (prepare_perfect_loop_nest): Also allow size optimization.
356 (pass_loop_distribution::execute): When optimizing a loop
357 nest for size allow pattern replacement.
359 2019-05-23 Jakub Jelinek <jakub@redhat.com>
362 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
365 2019-05-23 Martin Liska <mliska@suse.cz>
368 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
369 expression similarly to gimplify_decl_expr.
371 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
373 * cse.c (cse_dump_path): s/dump_file/f.
375 2019-05-22 David Malcolm <dmalcolm@redhat.com>
378 * diagnostic-format-json.cc: Include "selftest.h".
379 (json_from_expanded_location): Only add "file" key for non-NULL
381 (json_from_location_range): Don't add "start" and "finish"
382 children if they are UNKNOWN_LOCATION.
383 (selftest::test_unknown_location): New selftest.
384 (selftest::test_bad_endpoints): New selftest.
385 (selftest::diagnostic_format_json_cc_tests): New function.
386 * json.cc (json::object::get): New function.
387 (selftest::test_object_get): New selftest.
388 (selftest::json_cc_tests): Call it.
389 * json.h (json::object::get): New decl.
390 * selftest-run-tests.c (selftest::run_tests): Call
391 selftest::diagnostic_format_json_cc_tests.
392 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
395 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
396 Andrew Stubbs <amd@codesourcery.com>
398 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
399 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
400 (kernel): Rename to...
401 (main_kernel): ... this.
402 (load_image): Load _init_array and _fini_array kernels.
403 (run): Add argument for kernel to run.
404 (main): Run init_array_kernel before main_kernel, and
405 fini_array_kernel after.
406 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
407 amdgpu_hsa_kernel attribute on functions.
408 (gcn_disable_constructors): Delete.
409 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
410 * config/gcn/crt0.c (size_t): Define.
411 (_init_array, _fini_array): New.
412 (__preinit_array_start, __preinit_array_end,
413 __init_array_start, __init_array_end,
414 __fini_array_start, __fini_array_end): Declare weak references.
416 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
418 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
420 2019-05-22 Jason Merrill <jason@redhat.com>
422 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
424 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
427 * config/i386/i386-options.c (ix86_init_machine_status): Set
428 stack_frame_required to true.
429 * config/i386/i386.c (ix86_get_frame_size): New function.
430 (ix86_frame_pointer_required): Replace get_frame_size with
432 (ix86_compute_frame_layout): Likewise.
433 (ix86_find_max_used_stack_alignment): Changed to void. Set
434 stack_frame_required.
435 (ix86_finalize_stack_frame_flags): Always call
436 ix86_find_max_used_stack_alignment. Replace get_frame_size with
438 * config/i386/i386.h (machine_function): Add stack_frame_required.
440 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
442 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
444 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
446 * common/config/aarch64/aarch64-common.c
447 (struct aarch64_option_extension, struct processor_name_to_arch,
448 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
449 aarch64_contains_opt,
450 aarch64_get_extension_string_for_isa_flags): Change type of
451 variables storing flags to uint64_t.
452 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
453 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
454 * config/aarch64/aarch64.c (struct processor,
455 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
456 aarch64_validate_march, aarch64_override_options,
457 aarch64_option_print, aarch64_handle_attr_isa_flags,
458 aarch64_declare_function_name, aarch64_start_file): Make flag
460 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
461 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
462 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
463 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
464 * config/aarch64/driver-aarch64.c
465 (struct aarch64_arch_extension, struct aarch64_core_data,
466 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
467 flag variables uint64_t.
468 * doc/invoke.texi: Add documentation for new arguments.
470 2019-05-22 Richard Biener <rguenther@suse.de>
472 * alias.c (ao_ref_from_mem): Move stack-slot sharing
474 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
476 2019-05-22 Martin Liska <mliska@suse.cz>
479 * doc/extend.texi: Document the change.
481 2019-05-22 Richard Biener <rguenther@suse.de>
483 PR tree-optimization/90450
484 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
485 (mem_ref_hasher::equal): Check it.
486 (mem_ref_alloc): Initialize it.
487 (gather_mem_refs_stmt): Set it.
489 2019-05-22 Richard Biener <rguenther@suse.de>
491 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
493 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
496 2019-05-22 Alan Modra <amodra@gmail.com>
498 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
499 (ASM_CPU_SPEC): Conditionally add -many.
500 * config/rs6000/rs6000.c (rs6000_machine): New static var.
501 (rs6000_machine_from_flags, emit_asm_machine): New functions..
502 (rs6000_file_start): ..extracted from here, and modified to
504 (rs6000_output_function_prologue): Emit .machine as necessary.
505 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
507 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
508 added by check_vect_support_and_set_flags.
509 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
510 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
512 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
515 * ira-lives.c (process_bb_node_lives): Consider defs
516 for a call insn to be die before the call, not after.
518 * function.c (assign_parm_setup_block): Raise alignment of
519 stacked parameter only for STRICT_ALIGNMENT targets.
521 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
523 * config/rs6000/constraints.md (define_register_constraint "wz"):
525 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
526 RS6000_CONSTRAINT_wz.
527 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
528 (rs6000_init_hard_regno_mode_ok): Adjust.
529 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
530 * doc/md.texi (Machine Constraints): Adjust.
532 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
534 * config/rs6000/constraints.md (define_register_constraint "wl"):
536 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
537 RS6000_CONSTRAINT_wl.
538 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
539 (rs6000_init_hard_regno_mode_ok): Adjust.
540 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
541 * doc/md.texi (Machine Constraints): Adjust.
543 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
545 * config/rs6000/constraints.md (define_register_constraint "wm"):
547 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
548 RS6000_CONSTRAINT_wm.
549 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
550 (rs6000_init_hard_regno_mode_ok): Adjust.
551 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
552 * doc/md.texi (Machine Constraints): Adjust.
554 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
556 * config/rs6000/constraints.md (define_register_constraint "wk"):
558 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
559 RS6000_CONSTRAINT_wk.
560 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
561 (rs6000_init_hard_regno_mode_ok): Adjust.
562 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
563 * doc/md.texi (Machine Constraints): Adjust.
565 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
567 * config/rs6000/constraints.md (define_register_constraint "wj"):
569 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
570 RS6000_CONSTRAINT_wj.
571 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
572 (rs6000_init_hard_regno_mode_ok): Adjust.
573 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
575 * config/rs6000/vsx.md: Ditto.
576 * doc/md.texi (Machine Constraints): Adjust.
578 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
580 * config/rs6000/constraints.md (define_register_constraint "wh"):
582 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
583 RS6000_CONSTRAINT_wh.
584 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
585 (rs6000_init_hard_regno_mode_ok): Adjust.
586 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
587 * doc/md.texi (Machine Constraints): Adjust.
589 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
593 Avoid calling gen_lowpart with CONST operand.
595 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
597 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
598 field template_last_to_copy.
599 (ssa_create_duplicates): Set it, and use it. Attempt to
600 preserve more debug stmts.
602 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
604 * config/i386/sse.md (VF1_AVX2): New mode iterator.
605 (signbit<mode>2): New expander
607 2019-05-21 James Clarke <jrtc27@jrtc27.com>
610 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
611 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
613 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
615 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
616 %ebx and %ecx bafore calling cpuid with leaf 1 or
617 non-constant leaf argument.
619 2019-05-21 Alan Modra <amodra@gmail.com>
622 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
623 power9 direct move cost.
624 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
625 Correct comments and rename functions to suit parameters.
627 2019-05-21 Richard Biener <rguenther@suse.de>
630 * fold-const.c (fold_read_from_vector): New function.
631 * fold-const.h (fold_read_from_vector): Declare.
632 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
633 single-element insert permutations. Canonicalize selector
634 further and fix issue with last commit.
636 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
638 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
639 parameter with default value false to declaration.
640 (split_edges_for_insertion): New inline function. Wrapper for
641 split_critical_edges with for_edge_insertion_p = true.
642 * tree-cfg.c (split_critical_edges): Don't split non-critical
643 edges if for_edge_insertion_p is false. Fix whitespace.
644 * tree-ssa-pre.c (pass_pre::execute): Call
645 split_edges_for_insertion instead of split_critical_edges.
646 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
647 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
648 (pass_data_sink_code): Update function name in the comment.
650 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
652 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
653 around is_value_included_in that knows how to handle BIT_AND_EXPR.
654 (is_pred_expr_subset_of): Use the new function. Handle more cases where
655 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
658 2019-05-21 Martin Liska <mliska@suse.cz>
660 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
662 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
663 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
665 * config/rs6000/rs6000.c (rs6000_option_override_internal):
667 (rs6000_function_arg): Likewise.
668 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
669 (rs6000_expand_ternop_builtin): Use interval syntax.
670 (get_element_number): Likewise.
671 (altivec_expand_builtin): Likewise.
672 (rs6000_get_function_versions_dispatcher): Quote target_clones.
676 2019-05-20 Jakub Jelinek <jakub@redhat.com>
680 * function.h (struct function): Add calls_eh_return member.
681 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
682 gimplifying __builtin_eh_return call.
683 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
685 (expand_call_inline): Or in src_cfun->calls_eh_return into
686 dst_cfun->calls_eh_return.
687 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
688 cfun->calls_eh_return.
689 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
690 * lto-streamer-out.c (output_struct_function_base): Write
693 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
695 PR rtl-optimization/43147
696 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
699 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
701 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
702 (refs_may_alias_p_1): ... here; update stats.
703 (refs_may_alias_p): Do not update stats here.
705 2019-05-20 Richard Biener <rguenther@suse.de>
707 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
708 doesn't produce pointers.
709 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
710 the first operand points to.
712 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
714 * tree-ssa-alias.c (compare_sizes): New function.
715 (sompare_type_sizes): New function
716 (aliasing_component_refs_p): Use it.
717 (indirect_ref_may_alias_decl_p): Likewise.
719 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
723 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
725 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
726 (LIBLSAN_EARLY_SPEC): Likewise.
727 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
729 2019-05-20 Martin Liska <mliska@suse.cz>
731 * config/i386/i386.c (ix86_libc_has_fast_function):
732 Add ATTRIBUTE_UNUSED for the argument.
734 2019-05-20 Richard Biener <rguenther@suse.de>
736 * gimple-match-head.c: Include vec-perm-indices.h.
737 * generic-match-head.c: Likewise.
738 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
740 * fold-const.c (fold_vec_perm): Export.
741 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
744 2019-05-20 Jakub Jelinek <jakub@redhat.com>
746 * cfgloop.h (struct loop): Add simdlen member.
747 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
748 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
749 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
750 as new argument to autovectorize_vector_sizes target hook. If
751 loop->simdlen, pick up vector size where the vectorization factor
752 is equal to loop->simd, and if there is none, fall back to the first
754 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
756 * omp-low.c (omp_clause_aligned_alignment): Likewise.
757 * omp-general.c (omp_max_vf): Likewise.
758 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
759 * tree-vect-slp.c (vect_slp_bb): Likewise.
760 * target.def (autovectorize_vector_sizes): Add ALL argument and
762 * doc/tm.texi: Adjust documentation.
763 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
764 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
765 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
767 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
768 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
769 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
770 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
771 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
772 preferred vector size is not 512-bit or 256-bit, just put those
773 unpreferred ones last.
775 2019-05-20 Martin Liska <mliska@suse.cz>
777 * targhooks.c (default_libc_has_fast_function): New function.
778 * targhooks.h (default_libc_has_fast_function): Likewise.
780 2019-05-20 Martin Liska <mliska@suse.cz>
783 * builtins.c (expand_builtin_memory_copy_args): When having a
784 target with fast mempcpy implementation do now use memcpy.
785 * config/i386/i386.c (ix86_libc_has_fast_function): New.
786 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
787 * doc/tm.texi: Likewise.
788 * doc/tm.texi.in: Likewise.
790 * expr.c (emit_block_move_hints): Add 2 new arguments.
791 * expr.h (emit_block_move_hints): Bail out when libcall
792 to memcpy would be used.
794 2019-05-20 Martin Liska <mliska@suse.cz>
796 * profile-count.c: Add vertical spacing in order
797 to separate functions.
798 * profile-count.h: Likewise.
800 2019-05-20 Martin Liska <mliska@suse.cz>
802 * profile-count.h: Do not use full qualified
804 * profile-count.c (profile_count::to_frequency): Likewise.
806 2019-05-20 Martin Liska <mliska@suse.cz>
808 * profile-count.h (enum profile_quality): Use capital letters
809 for enum value names. Use the adjusted names.
810 * profile-count.c: Use the adjusted names.
812 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
814 * config/rs6000/constraints.md (define_register_constraint "wH"):
816 (define_register_constraint "wI"): Delete.
817 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
818 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
819 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
820 (rs6000_init_hard_regno_mode_ok): Adjust.
821 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
822 resp. "d", or with "wa" as appropriate, all with "p8v".
823 * config/rs6000/vsx.md: Ditto.
824 * doc/md.texi (Machine Constraints): Adjust.
826 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
828 * config/rs6000/constraints.md (define_register_constraint "wy"):
830 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
831 RS6000_CONSTRAINT_wy.
832 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
833 (rs6000_init_hard_regno_mode_ok): Adjust.
834 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
835 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
836 (define_mode_attr Fisa): New.
837 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
838 * doc/md.texi (Machine Constraints): Adjust.
840 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
842 * config/rs6000/constraints.md (define_register_constraint "wu"):
844 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
845 RS6000_CONSTRAINT_wu.
846 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
847 (rs6000_init_hard_regno_mode_ok): Adjust.
848 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
850 (define_mode_attr Fa): Delete.
851 * config/rs6000/vsx.md: Ditto.
852 * doc/md.texi (Machine Constraints): Adjust.
854 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
856 * config/rs6000/constraints.md (define_register_constraint "wJ"):
858 (define_register_constraint "wK"): Delete.
859 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
860 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
861 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
862 (rs6000_init_hard_regno_mode_ok): Adjust.
863 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
864 Replace "wK" constraint by "wH" with "p9v".
865 * config/rs6000/vsx.md: Ditto.
866 * doc/md.texi (Machine Constraints): Adjust.
868 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
870 * config/rs6000/constraints.md (define_register_constraint "wb"):
872 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
873 RS6000_CONSTRAINT_wb.
874 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
875 (rs6000_init_hard_regno_mode_ok): Adjust.
876 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
877 * config/rs6000/vsx.md: Ditto.
878 * doc/md.texi (Machine Constraints): Adjust.
880 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
882 * config/rs6000/constraints.md (define_register_constraint "wo"):
884 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
885 RS6000_CONSTRAINT_wo.
886 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
887 (rs6000_init_hard_regno_mode_ok): Adjust.
888 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
889 * config/rs6000/altivec.md: Ditto.
890 * doc/md.texi (Machine Constraints): Adjust.
892 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
894 * config/darwin-c.c (darwin_register_objc_includes): Do not
895 prepend the sysroot when building gnu-runtime header search
898 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
900 * config/darwin.c (darwin_file_end): Use switch_to_section ()
901 instead of direct output of the asm.
903 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
905 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
906 argument to be type bool (was int before).
907 (rs6000_emit_epilogue): Simplify some code. Declare some variables
908 at first use. Use type bool for some variables. Fix a theoretical
909 eh_return bug for svr4.
911 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
913 * config/rs6000/rs6000.md (isa): New attribute.
914 (enabled): New attribute.
916 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
918 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
919 assemble_start_function and assemble_end_function.
921 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
924 * omp-general.c (oacc_verify_routine_clauses): Change formal
925 parameters. Add checking if already marked with an OpenACC
926 'routine' directive. Adjust all users.
929 * omp-general.c (oacc_build_routine_dims): Move some of its
931 (oacc_verify_routine_clauses): ... this new function.
932 * omp-general.h (oacc_verify_routine_clauses): New prototype.
934 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
936 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
937 formating of picbase labels to match other ports.
939 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
941 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
942 in the generated code.
944 2019-05-16 Martin Sebor <msebor@redhat.com>
946 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
947 identifiers, keywords, operators, and types in diagnostics. Correct
948 quoting, spelling, and sentence capitalization issues.
949 (expand_builtin_atomic_is_lock_free): Same.
950 (fold_builtin_next_arg): Same.
951 * cfgexpand.c (expand_one_var): Same.
952 (tree_conflicts_with_clobbers_p): Same.
953 (expand_asm_stmt): Same.
954 (verify_loop_structure): Same.
955 * cgraphunit.c (process_function_and_variable_attributes): Same.
956 * collect-utils.c (collect_execute): Same.
957 * collect2.c (maybe_run_lto_and_relink): Same.
958 (is_lto_object_file): Same.
959 (scan_prog_file): Same.
960 * convert.c (convert_to_real_1): Same.
961 * dwarf2out.c (dwarf2out_begin_prologue): Same.
962 * except.c (verify_eh_tree): Same.
963 * gcc.c (execute): Same.
964 (eval_spec_function): Same.
966 (driver::set_up_specs): Same.
967 (compare_debug_auxbase_opt_spec_function): Same.
968 * gcov-tool.c (unlink_gcda_file): Same.
971 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
972 * gimplify.c (gimplify_asm_expr): Same.
973 (gimplify_adjust_omp_clauses): Same.
974 * hsa-gen.c (gen_hsa_addr_insns): Same.
975 (gen_hsa_insns_for_load): Same.
976 (gen_hsa_cmp_insn_from_gimple): Same.
977 (gen_hsa_insns_for_operation_assignment): Same.
978 (gen_get_level): Same.
979 (gen_hsa_alloca): Same.
980 (omp_simple_builtin::generate): Same.
981 (gen_hsa_atomic_for_builtin): Same.
982 (gen_hsa_insns_for_call): Same.
983 * input.c (dump_location_info): Same.
984 * ipa-devirt.c (compare_virtual_tables): Same.
985 * ira.c (ira_setup_eliminable_regset): Same.
986 * lra-assigns.c (lra_assign): Same.
987 * lra-constraints.c (lra_constraints): Same.
988 * lto-streamer-in.c (lto_input_mode_table): Same.
989 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
990 (merge_and_complain): Same.
991 (compile_offload_image): Same.
992 (compile_images_for_offload_targets): Same.
993 (debug_objcopy): Same.
996 * opts.c (print_specific_help): Same.
997 (parse_no_sanitize_attribute): Same.
999 (handle_param): Same.
1000 * plugin.c (add_new_plugin): Same.
1001 (parse_plugin_arg_opt): Same.
1002 (try_init_one_plugin): Same.
1003 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1004 operators, and types in diagnostics. Correct quoting and spelling
1006 * read-rtl-function.c (parse_edge_flag_token): Same.
1007 (function_reader::parse_enum_value): Same.
1008 * reg-stack.c (check_asm_stack_operands): Same.
1009 * regcprop.c (validate_value_data): Same.
1010 * sched-rgn.c (make_pass_sched_fusion): Same.
1011 * stmt.c (check_unique_operand_names): Same.
1012 * targhooks.c (default_target_option_pragma_parse): Same.
1013 * tlink.c (recompile_files): Same.
1014 * toplev.c (process_options): Same.
1016 * trans-mem.c (diagnose_tm_1): Same.
1017 (ipa_tm_scan_irr_block): Same.
1018 (ipa_tm_diagnose_transaction): Same.
1019 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1020 format a tree code name in a diagnostic.
1021 (verify_types_in_gimple_min_lval): Same.
1022 (verify_types_in_gimple_reference): Same.
1023 (verify_gimple_call): Same.
1024 (verify_gimple_assign_unary): Same.
1025 (verify_gimple_assign_binary): Same.
1026 (verify_gimple_assign_ternary): Same.
1027 (verify_gimple_assign_single): Same.
1028 (verify_gimple_switch): Same.
1029 (verify_gimple_label): Same.
1030 (verify_gimple_phi): Same.
1031 (verify_gimple_in_seq): Same.
1032 (verify_eh_throw_stmt_node): Same.
1033 (collect_subblocks): Same.
1034 (gimple_verify_flow_info): Same.
1035 (do_warn_unused_result): Same.
1036 * tree-inline.c (expand_call_inline): Same.
1037 * tree-into-ssa.c (update_ssa): Same.
1038 * tree.c (tree_int_cst_elt_check_failed): Same.
1039 (tree_vec_elt_check_failed): Same.
1040 (omp_clause_operand_check_failed): Same.
1041 (verify_type_variant): Same.
1042 (verify_type): Same.
1043 * value-prof.c (verify_histograms): Same.
1044 * varasm.c (assemble_start_function): Same.
1046 2019-05-16 Martin Sebor <msebor@redhat.com>
1048 * config/i386/i386-expand.c (get_element_number): Quote keywords
1049 and other internal names in diagnostics. Adjust other diagnostic
1050 formatting issues noted by -Wformat-diag.
1051 * config/i386/i386-features.c
1052 (ix86_mangle_function_version_assembler_name): Same.
1053 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1054 * config/i386/i386.c (ix86_function_type_abi): Same.
1055 (ix86_function_ms_hook_prologue): Same.
1056 (classify_argument): Same.
1057 (ix86_expand_prologue): Same.
1058 (ix86_md_asm_adjust): Same.
1059 (ix86_memmodel_check): Same.
1061 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1063 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1064 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1067 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1070 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1071 intrinsics without SSE/SSE2/SSSE3.
1072 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1074 (*mmx_uavgv8qi3): Likewise.
1076 2019-05-17 Richard Biener <rguenther@suse.de>
1078 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1079 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1081 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1083 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1084 vec_sldw insn pattern.
1086 2019-05-17 Richard Biener <rguenther@suse.de>
1088 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1090 2019-05-17 Martin Liska <mliska@suse.cz>
1093 * toplev.c (output_stack_usage): With LTO and sanitizer it
1094 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1095 has no file location.
1097 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1100 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1101 sz0 is equal to sz1, instead return false in that case.
1103 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1104 has non-constant expression, force sctx.lane and use two
1105 argument IFN_GOMP_SIMD_LANE instead of single argument.
1106 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1107 two argument IFN_GOMP_SIMD_LANE without lhs.
1108 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1110 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1112 (LOOP_REQUIRES_VERSIONING): Or in
1113 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1114 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1116 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1117 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1118 from simd if clause if needed.
1120 2019-05-16 Richard Biener <rguenther@suse.de>
1122 * tree-affine.c (expr_to_aff_combination): New function split
1124 (tree_to_aff_combination): ... here.
1125 (aff_combination_expand): Avoid building a GENERIC tree.
1127 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1129 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1130 assemble_start_function and assemble_end_function calls.
1131 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1132 assemble_start_function and assemble_end_function.
1133 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1134 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1135 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1136 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1137 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1138 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1139 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1140 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1141 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1142 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1143 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1144 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1146 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1147 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1148 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1149 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1150 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1151 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1152 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1153 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1154 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1155 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1156 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1157 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1158 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1159 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1161 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1162 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1163 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1165 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1167 * tree-ssa-alias.c (alias_stats): Add
1168 aliasing_component_refs_p_may_alias and
1169 aliasing_component_refs_p_no_alias.
1170 (dump_alias_stats): Print aliasing_component_refs_p stats.
1171 (aliasing_component_refs_p): Update stats.
1173 2019-05-16 Martin Liska <mliska@suse.cz>
1176 * multiple_target.c (expand_target_clones): Do not allow
1177 target_clones being used with a symbol that is an alias.
1179 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1181 PR tree-optimization/90394
1182 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1183 positives rather than ICE for cases where (code2 == NE_EXPR
1184 && code1 == BIT_AND_EXPR).
1186 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1189 * tree-core.h (struct tree_decl_common): Document
1190 decl_nonshareable_flag for PARM_DECLs.
1191 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1192 * calls.c (expand_call): Don't try tail call if caller
1193 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1194 passed on the stack and callee needs to pass any arguments on the
1196 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1197 else if instead of series of mutually exclusive ifs. Handle
1198 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1199 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1201 * lto-streamer.h (LTO_major_version): Bump to 9.
1203 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1205 PR tree-optimization/90106
1206 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1207 new parameter as new internal function call, also move it to new
1209 (use_internal_fn): Pass internal function call to
1210 shrink_wrap_one_built_in_call_with_conds.
1212 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1214 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1216 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1217 safelen_int and set loop->dont_vectorize.
1219 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1222 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1224 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1226 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1227 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1228 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1231 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1234 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1235 define_insn_and_split to support SSE emulation.
1236 (*vec_extractv2sf_0): Likewise.
1237 (*vec_extractv2sf_1): Likewise.
1238 (*vec_extractv2si_0): Likewise.
1239 (*vec_extractv2si_1): Likewise.
1240 (*vec_extractv2si_zext_mem): Likewise.
1241 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1242 (vec_extractv2sf_1 splitter): Likewise.
1243 (vec_extractv2sfsf): Likewise.
1244 (vec_setv2si): Likewise.
1245 (vec_extractv2si_1 splitter): Likewise.
1246 (vec_extractv2sisi): Likewise.
1247 (vec_setv4hi): Likewise.
1248 (vec_extractv4hihi): Likewise.
1249 (vec_setv8qi): Likewise.
1250 (vec_extractv8qiqi): Likewise.
1251 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1252 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1253 (vec_extractv2sisi): Likewise.
1254 (vec_extractv4hihi): Likewise.
1255 (vec_extractv8qiqi): Likewise.
1256 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1257 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1258 (vec_initv2sisi): Likewise.
1259 (vec_initv4hihi): Likewise.
1260 (vec_initv8qiqi): Likewise.
1261 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1262 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1263 (vec_setv4hi): Likewise.
1264 (vec_setv8qi): Likewise.
1266 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1269 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1270 TARGET_MMX_WITH_SSE.
1271 (MMXMODE:*mov<mode>_internal): Likewise.
1272 (MMXMODE:movmisalign<mode>): Likewise.
1274 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1277 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1278 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1279 (sse2_cvtpd2pi): Ditto.
1280 (sse2_cvttpd2pi): Ditto.
1281 (*vec_concatv2sf_sse4_1): Ditto.
1282 (*vec_concatv2sf_sse): Ditto.
1283 (*vec_concatv2si_sse4_1): Ditto.
1284 (*vec_concatv2si): Ditto.
1285 (*vec_concatv4si_0): Ditto.
1286 (*vec_concatv2di_0): Ditto.
1288 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1291 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1293 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1296 * config/i386/sse.md (ssse3_palignrdi): Changed to
1297 define_insn_and_split to support SSE emulation.
1299 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1302 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1304 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1308 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1311 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1314 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1315 or TARGET_MMX_WITH_SSE.
1316 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1318 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1321 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1323 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1326 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1327 Changed to define_insn_and_split to support SSE emulation.
1329 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1332 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1333 Changed to define_insn_and_split to support SSE emulation.
1335 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1339 (*mmx_<emms>): This.
1340 (mmx_<emms>): New expander.
1342 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1347 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1349 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1354 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1357 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1359 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1362 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1363 TARGET_MMX_WITH_SSE.
1364 (*mmx_uavgv4hi3): Add SSE emulation.
1366 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1369 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1370 and TARGET_MMX_WITH_SSE.
1371 (*mmx_uavgv8qi3): Add SSE emulation.
1373 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1376 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1377 maskmovdqu for __MMX_WITH_SSE__.
1379 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1383 TARGET_MMX and TARGET_MMX_WITH_SSE.
1384 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1389 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1390 define_insn_and_split to support SSE emulation.
1392 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1395 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1396 and TARGET_MMX_WITH_SSE.
1397 (mmx_<code>v8qi3): Likewise.
1398 (smaxmin:<code>v4hi3): New.
1399 (umaxmin:<code>v8qi3): Likewise.
1400 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1401 (umaxmin:*mmx_<code>v8qi3): Likewise.
1403 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1406 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1407 TARGET_MMX_WITH_SSE.
1408 (*mmx_pinsrw): Add SSE emulation.
1410 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1413 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1415 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1418 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1419 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1422 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1425 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1426 (sse_cvttps2pi): Likewise.
1428 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1431 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1432 TARGET_MMX_WITH_SSE.
1433 (mmx_pshufw_1): Add SSE emulation.
1434 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1435 TARGET_MMX_WITH_SSE to support SSE emulation.
1437 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1440 * config/i386/constraints.md (Yw): New constraint.
1441 * config/i386/mmx.md (*vec_dupv2si): Changed to
1442 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1443 support SSE emulation.
1445 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1448 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1449 TARGET_MMX_WITH_SSE.
1450 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1452 (mmx_gt<mode>3): Likewise.
1454 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1457 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1458 TARGET_MMX_WITH_SSE. Add SSE support.
1460 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1464 TARGET_MMX_WITH_SSE.
1465 (any_logic:<code><mode>3): New.
1466 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1469 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1472 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1473 TARGET_MMX_WITH_SSE. Add SSE emulation.
1474 (mmx_<shift_insn><mode>3): Likewise.
1476 (<shift_insn><mode>3): Likewise.
1478 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1481 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1482 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1484 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1487 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1488 TARGET_MMX_WITH_SSE.
1489 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1492 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1495 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1496 TARGET_MMX_WITH_SSE.
1498 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1501 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1504 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1505 (plusminus:mmx_<plusminus_insn><mode>3): Check
1506 TARGET_MMX_WITH_SSE.
1507 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1508 (<plusminus_insn><mode>3): New.
1509 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1510 (*mmx_<plusminus_insn><mode>3): Likewise.
1512 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1515 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1516 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1518 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1519 define_insn_and_split to support SSE emulation.
1520 (mmx_punpcklbw): Likewise.
1521 (mmx_punpckhwd): Likewise.
1522 (mmx_punpcklwd): Likewise.
1523 (mmx_punpckhdq): Likewise.
1524 (mmx_punpckldq): Likewise.
1526 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1527 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1532 (ix86_split_mmx_pack): Likewise.
1533 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1535 (ix86_split_mmx_pack): Likewise.
1536 * config/i386/i386.md (mmx_isa): New.
1537 (enabled): Also check mmx_isa.
1538 * config/i386/mmx.md (any_s_truncate): New code iterator.
1539 (s_trunsuffix): New code attr.
1540 (mmx_packsswb): Removed.
1541 (mmx_packssdw): Likewise.
1542 (mmx_packuswb): Likewise.
1543 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1544 MMX packsswb/packuswb with SSE2.
1545 (mmx_packssdw): Likewise.
1546 * config/i386/predicates.md (register_mmxmem_operand): New.
1548 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1551 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1552 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1553 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1554 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1555 (ix86_vector_mode_supported_p): Likewise.
1556 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1558 2019-05-15 Martin Liska <mliska@suse.cz>
1561 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1564 2019-05-15 Richard Biener <rguenther@suse.de>
1566 * tree-into-ssa.c (pass_build_ssa::execute): Run
1567 update_address_taken before going into SSA.
1569 2019-05-15 Richard Biener <rguenther@suse.de>
1571 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1572 as __BIT_FIELD_REF with type with -gimple.
1574 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1576 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1577 semantically equivalent branches (left over after prior refactorings).
1579 2019-05-15 Richard Biener <rguenther@suse.de>
1581 PR tree-optimization/88828
1582 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1585 2019-05-14 Richard Biener <rguenther@suse.de>
1587 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1588 as __VIEW_CONVERT with -gimple.
1590 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1593 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1596 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1598 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1599 define_split to become a define_insn_and_split.
1601 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1603 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1605 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1606 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1607 (sibcall_epilogue): Adjust.
1610 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1612 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1613 to unsupported ones.
1614 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1615 * config.host: Likewise.
1616 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1617 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1618 __svr4__]: Remove "brand" fallback.
1619 [!KSTAT_DATA_STRING]: Remove.
1620 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1622 (comdat_group): Likewise.
1623 (set_have_as_tls): Likewise.
1624 (gcc_cv_target_dl_iterate_phdr): Likewise.
1625 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1626 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1627 * configure: Regenerate.
1628 * doc/install.texi: Simplify Solaris target triplets.
1629 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1630 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1631 Remove Solaris 10 references.
1632 Remove obsolete Solaris bug reference.
1633 (Specific, sparc-sun-solaris2.10): Remove.
1635 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1637 * config/i386/i386.md (any_div): New code iterator.
1638 (paired_mod): New code attribute.
1639 (sgnprefix): Handle DIV and UDIV RTXes.
1641 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1642 and udivmod<mode>4 patterns using any_div code iterator.
1643 (divmod splitters): Macroize splitters using any_div code iterator.
1644 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1645 (*udivmodsi4_pow2_zext_2): Ditto.
1646 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1647 and *udivmod<mode>4_noext patterns using any_div code iterator.
1648 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1649 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1650 patterns using any_div code iterator.
1651 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1652 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1653 patterns using any_div code iterator.
1654 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1655 udivmodhiqi3 patterns using any_extend code iterator.
1657 2019-05-14 Richard Biener <rguenther@suse.de>
1658 H.J. Lu <hongjiu.lu@intel.com>
1660 PR tree-optimization/88828
1661 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1662 permuting in a single non-constant element not extracted
1665 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1667 * internal-fn.def (SIGNBIT): New.
1668 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1670 (signbitv4sf2): Likewise.
1672 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1675 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1676 next insn when the SRC reg is dead.
1678 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1680 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1681 (alloc_cand_and_find_basis): Ditto.
1682 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1683 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1684 (create_add_imm_cand, slsr_process_cast): Ditto.
1685 (slsr_process_copy, replace_mult_candidate): Ditto.
1686 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1687 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1688 (pass_strength_reduction::execute): Init the first NULL element.
1690 2019-05-13 Nathan Sidwell <nathan@acm.org>
1692 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1693 (run_attempt): Reformat line break.
1695 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1698 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1699 data registers in sibcall epilogues.
1700 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1702 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1705 * configure.ac (--enable-frame-pointer):
1706 Disable by default for cygwin and mingw.
1707 * configure: Regenerate.
1709 2019-05-13 Nathan Sidwell <nathan@acm.org>
1711 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1713 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1714 (gen_member_die): Move abstract origin check earlier. Only VARs
1715 can be static_inline_p. Simplify splicing control flow.
1717 2019-05-13 Richard Biener <rguenther@suse.de>
1719 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1721 (vect_build_slp_tree_1): Likewise.
1723 2019-05-13 Richard Biener <rguenther@suse.de>
1725 PR tree-optimization/90402
1726 * tree-if-conv.c (tree_if_conversion): Value number only
1727 the loop body by making the latch an exit of the region
1729 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1731 (do_rpo_vn): Deal with multiple edges into the entry block
1732 that are not backedges inside the region by skipping PHIs
1735 2019-05-13 Richard Biener <rguenther@suse.de>
1737 PR tree-optimization/90316
1738 * tree-ssa-pre.c (insert_aux): Fold into ...
1739 (insert): ... this function. Use a RPO walk to reduce the
1740 number of required iterations.
1742 2019-05-13 Martin Liska <mliska@suse.cz>
1744 PR tree-optimization/90416
1745 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1746 string instead of passing the second part as va_arg argument.
1748 2019-05-13 Martin Liska <mliska@suse.cz>
1750 PR gcov-profile/90380
1751 * gcov.c (handle_cycle): Do not support zero cycle count,
1752 it should not be possible.
1753 (path_contains_zero_cycle_arc): New function.
1754 (circuit): Ignore zero cycle arc counts.
1756 2019-05-13 Martin Liska <mliska@suse.cz>
1758 PR gcov-profile/90380
1759 * gcov.c (enum loop_type): Remove the enum and
1761 (handle_cycle): Assert that we should not reach
1763 (circuit): Use loop_found instead of a tri-state loop_type.
1764 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
1767 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1770 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
1771 (ix86_output_indirect_branch_via_reg): Use output mechanism
1772 accounting for __USER_LABEL_PREFIX__.
1773 (ix86_output_indirect_branch_via_push): Likewise.
1774 (ix86_output_function_return): Likewise.
1775 (ix86_output_indirect_function_return): Likewise.
1777 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
1779 * doc/md.texi: Document use of code attributes in rtx patterns.
1780 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
1781 * read-rtl.c (find_code): Split out search loops into...
1782 (maybe_find_code): ...this new function.
1783 (check_code_iterator): Make the error message more informative.
1784 (check_code_attribute): New function.
1785 (rtx_reader::rtx_alloc_for_name): Likewise.
1786 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
1787 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
1788 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
1789 <max_opp> directly as an rtx code instead of via a match_operator.
1790 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
1791 (<su>abd<mode>_3): Update accordingly.
1793 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1795 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
1796 is given, print the state of the EH "save world" computation for
1799 2019-05-11 Jakub Jelinek <jakub@redhat.com>
1802 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
1803 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1805 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
1807 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
1808 Use pinsrd for TARGET_SSE4_1.
1809 * config/i386/sse.md (movdi_to_sse): Ditto.
1811 2019-05-10 Richard Biener <rguenther@suse.de>
1813 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
1814 (do_rpo_vn): Initialize next_value_id.
1816 2019-05-10 Martin Liska <mliska@suse.cz>
1818 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1821 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1823 PR tree-optimization/90385
1824 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
1825 arguments of the exit phis.
1828 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
1829 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
1831 (copy_tree_body_r): Likewise.
1832 (copy_fn): Set id.do_not_fold to true.
1834 2019-05-10 Martin Liska <mliska@suse.cz>
1836 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
1837 Reapply changes from r269790.
1839 2019-05-10 Martin Liska <mliska@suse.cz>
1842 * doc/invoke.texi: New params.
1843 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
1844 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
1845 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1847 * tree-switch-conversion.h (struct jump_table_cluster):
1850 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
1852 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
1854 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
1856 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
1858 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
1860 PR rtl-optimization/88879
1861 * sel-sched.c (sel_target_adjust_priority): Remove assert.
1863 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
1866 * config/arm/arm.c (callee_saved_reg_p): Move before
1867 thumb_find_work_register.
1868 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
1869 thumb_find_work_register. Only call df_get_live_out once.
1870 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
1871 (thumb_find_work_register): Use
1872 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
1873 algorithms to locate a spare call clobbered reg.
1875 2019-05-09 Martin Liska <mliska@suse.cz>
1877 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
1878 and MAX_EXPR in GIMPLE FE format.
1880 2019-05-09 Martin Liska <mliska@suse.cz>
1882 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
1883 * gimple-pretty-print.c (dump_gimple_bb_header):
1885 (pp_cfg_jump): Dump edge probability.
1886 * profile-count.c (profile_quality_as_string): Simplify
1887 with a static array.
1888 (parse_profile_quality): New function.
1889 (profile_count::dump): Simplify with a static array.
1890 (profile_count::from_gcov_type): Add new argument.
1891 * profile-count.h (parse_profile_quality): Likewise.
1892 * predict.h (set_hot_bb_threshold): New.
1893 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1895 * predict.c (get_hot_bb_threshold): Set from the new param.
1896 (set_hot_bb_threshold): New.
1898 2019-05-09 Richard Biener <rguenther@suse.de>
1900 PR tree-optimization/90395
1901 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
1902 rewrite vector stores that throw internally.
1904 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
1906 * cif-code.def (CHKP): Remove.
1909 * configure.ac (--enable-frame-pointer): Disable by default for
1911 * configure: Regenerate.
1913 2019-05-09 Alan Modra <amodra@gmail.com>
1916 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
1917 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
1918 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
1919 cost for general <-> vsx when direct moves are available.
1920 Cost union classes at minimal cost for any reg in the class.
1921 Correct calculation for moves between vsx, float, and altivec.
1922 Don't return a low cost for moves between special regs. Don't
1923 use hard coded register numbers.
1924 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
1925 (rs6000_ira_change_pseudo_allocno_class): New function.
1926 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
1927 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
1929 (movsi_internal1): Don't disparage vector alternatives.
1930 (mov<mode>_internal): Likewise, excepting alternative that
1932 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
1933 we <- b alternative.
1935 2019-05-08 Jakub Jelinek <jakub@redhat.com>
1938 PR tree-optimization/89060
1939 * tree-ssa-live.h (live_vars_map): New typedef.
1940 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
1941 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
1942 (struct compute_live_vars_data): New type.
1943 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
1944 live_vars_at_stmt, destroy_live_vars): New functions.
1945 * tree-tailcall.c: Include tree-ssa-live.h.
1946 (live_vars, live_vars_vec): New global variables.
1947 (find_tail_calls): Perform variable life analysis before punting.
1948 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
1949 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
1951 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
1952 Perform variable life analysis to select variables that really need
1954 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
1955 instead set id->eh_landing_pad_dest and assert it is the same.
1956 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
1958 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
1959 Richard Earnshaw <rearnsha@arm.com>
1962 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
1964 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
1965 (thumb1_compute_save_core_reg_mask): Don't force a spare work
1966 register if both the epilogue and prologue can use call-clobbered
1968 (thumb1_unexpanded_epilogue): Use
1969 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
1970 picking temporaries for restoring high regs to match that of the
1971 prologue where possible.
1972 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
1973 the list of work registers. Detect if the return address is still live
1974 at the end of the prologue and avoid using it for a work register if so.
1975 If the return address is not live, add LR to the list of pushable regs
1976 after the first pass.
1978 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
1980 PR tree-optimization/90078
1981 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
1982 (INFTY): Increase the value for infinite cost.
1983 (struct comp_cost): Promote type of members to int64_t.
1984 (infinite_cost): Don't set complexity in initialization.
1985 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
1986 overflows to infinite_cost.
1987 (adjust_setup_cost): Promote type of parameter and cost computation
1989 (struct ainc_cost_data, struct iv_ca): Promote type of member to
1991 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
1992 cost computation to int64_t.
1993 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
1994 int64_t's format specifier in dump.
1996 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
1998 PR tree-optimization/90240
1999 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2000 with respect to scaling factor pre-computed for each basic block.
2001 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2002 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2003 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2004 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2005 live range for array of loop's basic blocks. Cleanup aux field of
2006 loop's basic blocks.
2008 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2010 PR tree-optimization/90356
2011 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2013 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2015 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2016 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2017 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2018 (ix86_handle_option): Handle -mavx512bf16.
2019 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2021 * config/i386/avx512bf16vlintrin.h: New.
2022 * config/i386/avx512bf16intrin.h: New.
2023 * config/i386/cpuid.h (bit_AVX512BF16): New.
2024 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2025 * config/i386/i386-builtin-types.def: Add new types.
2026 * config/i386/i386-builtin.def: Add new builtins.
2027 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2029 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2030 (ix86_option_override_internal): Handle BF16.
2031 (ix86_valid_target_attribute_inner_p): Ditto.
2032 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2033 * config/i386/i386-builtin.c (enum processor_features): Add
2035 (static const _isa_names_table isa_names_table): Ditto.
2036 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2037 (PTA_AVX512BF16): Ditto.
2038 * config/i386/i386.opt: Add -mavx512bf16.
2039 * config/i386/immintrin.h: Include avx512bf16intrin.h
2040 and avx512bf16vlintrin.h.
2041 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2042 avx512f_cvtneps2bf16_<mode><mask_name>,
2043 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2044 * config/i386/subst.md (mask_half): Add new subst.
2045 * doc/invoke.texi: Document -mavx512bf16.
2047 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2049 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2051 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2052 (rs6000_debug_legitimize_reload_address): Delete.
2053 (rs6000_legitimize_reload_address_ptr): Delete.
2054 (rs6000_option_override_internal): Adjust.
2055 (mem_operand_gpr): Adjust comment.
2056 (legitimate_lo_sum_address_p): Ditto.
2057 (rs6000_legitimize_reload_address): Delete.
2058 (rs6000_debug_legitimize_reload_address): Delete.
2059 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2061 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2064 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2065 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2066 to compute vector element selector for both constant and variable
2069 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2072 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2073 ashrdi3_cvt using SWI48 mode iterator.
2075 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2077 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2078 (aarch64_<su>abd<mode>_3): Likewise.
2079 (*aarch64_<su>abd<mode>_3): New define_insn.
2080 (<sur>sad<vsi2qi>): New define_expand.
2081 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2082 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2083 (build_vect_cond_expr): Likewise.
2085 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2087 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2088 clobbers outside of accessible_reg_set.
2089 * config/i386/i386.c (ix86_conditional_register_usage):
2090 Disable register sets by clearing corresponding bits in
2091 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2092 call_used_regs and don't clear corresponding reg_names array members.
2094 2019-05-07 Richard Biener <rguenther@suse.de>
2096 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2097 not specified still compute a comp_vectype for invariant
2100 2019-05-07 Richard Biener <rguenther@suse.de>
2102 PR tree-optimization/90316
2103 * tree-ssa-pre.c (translate_vuse_through_block): When
2104 same_valid is NULL do not bother to search for a virtual
2106 (phi_translate_1): When operands changed we cannot keep
2107 the same value-number so do not bother to ask whether
2108 that's possible from translate_vuse_through_block.
2110 2019-05-07 Martin Liska <mliska@suse.cz>
2112 * bitmap.c (bitmap_register): Come up with
2113 alloc_descriptor_max_uid and assign it for
2115 (register_overhead): Use get_descriptor as
2117 (release_overhead): New.
2118 (bitmap_elem_to_freelist): Call it.
2119 (bitmap_elt_clear_from): Likewise.
2120 (bitmap_obstack_free): Likewise.
2121 (bitmap_move): Sensitively release memory.
2122 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2123 (bitmap_initialize): Initialize alloc_descriptor to zero.
2124 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2126 2019-05-07 Richard Biener <rguenther@suse.de>
2128 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2129 we build a SLP node. Remove max_size and limiting.
2130 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2132 2019-05-07 Richard Biener <rguenther@suse.de>
2134 PR tree-optimization/90316
2135 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2137 (walk_non_aliased_vuses): Take walking limit argument.
2138 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2139 walking if it is reached instead of just counting.
2140 (get_continuation_for_phi): Likewise.
2141 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2142 limiting to the callback.
2143 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2144 (vn_reference_lookup_3): Likewise.
2145 (vn_reference_lookup_pieces): Likewise.
2146 (vn_reference_lookup): Likewise.
2147 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2148 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2149 (avail_exprs_stack::lookup_avail_expr): Likewise.
2151 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2153 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2154 for comparaible types in the second direction even if first one
2155 hits incomparable type.
2157 2019-05-07 Richard Biener <rguenther@suse.de>
2160 * lto-wrapper.c (debug_objcopy): Use the original filename
2161 including archive offset for the filename used for -save-temps.
2163 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2165 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2168 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2170 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2171 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2172 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2173 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2174 (FRAME_POINTER_REGNUM): Change numbering.
2175 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2176 (alt_reg_names): Adjust.
2177 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2179 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2180 (DWARF_FRAME_REGISTERS): Delete.
2181 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2182 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2184 (REG_ALLOC_ORDER): Adjust.
2185 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2186 (REG_CLASS_CONTENTS): Adjust.
2187 (RETURN_ADDR_RTX): Change comment.
2188 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2190 (REGISTER_NAMES): Adjust.
2191 (ADDITIONAL_REGISTER_NAMES): Adjust.
2192 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2194 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2196 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2198 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2199 (DWARF_FRAME_REGISTERS): Adjust.
2200 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2202 (REG_ALLOC_ORDER): Adjust.
2203 (enum reg_class): Delete SPR_REGS.
2204 (REG_CLASS_NAMES): Delete SPR_REGS.
2205 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2206 (REGISTER_NAMES): Adjust.
2207 (ADDITIONAL_REGISTER_NAMES): Adjust.
2208 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2209 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2210 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2211 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2212 (htm_spr_regno): Delete.
2213 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2215 (rs6000_dbx_register_number): Adjust.
2217 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2219 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2221 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2223 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2224 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2226 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2228 PR tree-optimization/88709
2229 PR tree-optimization/90271
2230 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2231 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2232 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2234 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2235 of the store merging group is larger than
2236 PARAM_STORE_MERGING_MAX_SIZE parameter.
2237 (split_group): Add bzero_first argument. If set, always emit first
2238 the first store which must be = {} of the whole area and then for the
2239 rest of the stores consider all zero bytes as paddings.
2240 (imm_store_chain_info::output_merged_store): Check if first store
2241 is = {} of the whole area and if yes, determine which setting of
2242 bzero_first for split_group gives smaller number of stores. Adjust
2243 split_group callers.
2244 (lhs_valid_for_store_merging_p): Allow decls.
2245 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2247 (pass_store_merging::process_store): Likewise.
2249 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2252 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2253 handling of V1TImode.
2255 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2258 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2259 and enable_frame_pointer ...
2260 * configure.ac: ... here. Update help strings for
2261 --enable-frame-pointer.
2262 * configure: Regenerate.
2263 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2264 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2265 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2266 (USE_X86_64_FRAME_POINTER): Ditto.
2268 2019-05-06 Martin Liska <mliska@suse.cz>
2270 * config.gcc: Append to target_gtfiles and fix indentation.
2272 2019-05-06 Richard Biener <rguenther@suse.de>
2274 PR tree-optimization/90358
2275 * tree-vect-stmts.c (get_group_load_store_type): Properly
2276 detect unused upper half of load.
2277 (vectorizable_load): Likewise.
2279 2019-05-06 Richard Biener <rguenther@suse.de>
2281 PR tree-optimization/88828
2282 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2283 (simplify_vector_constructor): ...here. Handle constants in
2286 2019-05-06 Richard Biener <rguenther@suse.de>
2288 PR tree-optimization/90328
2289 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2290 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2291 is valid in the loop nest before using it.
2292 (initialize_data_dependence_relation): Adjust.
2293 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2294 loop as loop-nest to dr_may_alias_p.
2296 2019-05-06 Richard Biener <rguenther@suse.de>
2298 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2300 2019-05-06 Richard Biener <rguenther@suse.de>
2302 PR tree-optimization/90316
2303 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2304 compute target on demand.
2305 (get_continuation_for_phi): Remove code walking stmts to
2306 get to a target virtual operand which could end up being
2309 2019-05-06 Martin Liska <mliska@suse.cz>
2312 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2313 when -mabi is selected to a non-default version.
2315 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2316 Martin Liska <mliska@suse.cz>
2318 * Makefile.in: Add lto-dump.texi.
2319 * cgraph.h: Add new functions get_visibility_string and
2320 get_symtab_type_string.
2321 * doc/gcc.texi: Include lto-dump section.
2322 * doc/lto-dump.texi: New file.
2323 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2324 (parse_dump_option): Factor out this function.
2325 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2326 (parse_dump_option): Export the function.
2327 * symtab.c (symtab_node::get_visibility_string): New function.
2328 (symtab_node::get_symtab_type_string): Likewise.
2330 2019-05-06 Martin Liska <mliska@suse.cz>
2332 * config/i386/i386-builtins.c: New file.
2333 * config/i386/i386-builtins.h: New file.
2334 * config/i386/i386-expand.c: New file.
2335 * config/i386/i386-expand.h: New file.
2336 * config/i386/i386-features.c: New file.
2337 * config/i386/i386-features.h: New file.
2338 * config/i386/i386-options.c: New file.
2339 * config/i386/i386-options.h: New file.
2340 * config.gcc: Add new files into extra_objs and
2342 * config/i386/i386.c: Split content of the file
2343 into newly introduced files.
2344 * config/i386/i386.h: Declare common variables
2346 * config/i386/t-i386: Define dependencies for new files.
2348 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2351 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2352 Restrict 'all' variant to 32-bit configurations.
2353 (unaligned_loadhiu): Likewise.
2354 (unaligned_storehi): Likewise.
2355 (unaligned_storesi): Likewise.
2356 (unaligned_loadhis): Disable when compiling for thumb1.
2358 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2360 PR tree-optimization/90269
2361 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2364 2019-05-03 Martin Liska <mliska@suse.cz>
2366 * hash-map.h: Add is_empty function.
2367 * hash-set.h: Likewise.
2368 * hash-table.h: Likewise.
2369 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2370 elements () == 0 (and similar usages).
2371 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2372 * gimplify.c (gimplify_bind_expr): Likewise.
2373 (gimplify_switch_expr): Likewise.
2374 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2375 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2376 * postreload-gcse.c (dump_hash_table): Likewise.
2377 (gcse_after_reload_main): Likewise.
2378 * predict.c (combine_predictions_for_bb): Likewise.
2379 * tree-parloops.c (reduction_phi): Likewise.
2380 (separate_decls_in_region): Likewise.
2381 (transform_to_exit_first_loop): Likewise.
2382 (gen_parallel_loop): Likewise.
2383 (gather_scalar_reductions): Likewise.
2384 (try_create_reduction_list): Likewise.
2385 * var-tracking.c (dump_vars): Likewise.
2386 (emit_notes_for_changes): Likewise.
2387 (vt_emit_notes): Likewise.
2389 2019-05-03 Richard Biener <rguenther@suse.de>
2391 PR tree-optimization/90316
2392 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2395 2019-05-03 Richard Biener <rguenther@suse.de>
2397 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2398 peeling for gaps by loading only lower halves of vectors
2400 (vectorizable_load): Likewise.
2402 2019-05-03 Richard Biener <rguenther@suse.de>
2405 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2407 2019-05-03 Richard Biener <rguenther@suse.de>
2410 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2411 Handle STRING_CST vs DECL or STRING_CST.
2413 2019-05-03 Richard Biener <rguenther@suse.de>
2415 PR tree-optimization/88963
2416 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2417 vector loads feeding only BIT_FIELD_REFs to component
2418 loads. Rewrite stores fed by CONSTRUCTORs to component
2421 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2423 * opts.h (finish_options): Remove lang_mask argument.
2424 (print_help, help_option_argument): Declare.
2425 * opts.c (print_help): Remove forward declaration, no longer static.
2426 (finish_options): Remove lang_mask argument, don't call print_help
2428 * opts-global.c (decode_options): Adjust finish_option caller, call
2431 PR tree-optimization/90303
2432 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2433 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2435 2019-05-03 Richard Biener <rguenther@suse.de>
2437 PR tree-optimization/89698
2438 * gimple-fold.c (canonicalize_constructor_val): Early out
2439 for constants, handle unfolded INTEGER_CSTs as they appear in
2440 C++ virtual table ctors.
2442 2019-05-03 Richard Biener <rguenther@suse.de>
2444 * passes.c (execute_function_todo): Remove dead code.
2446 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2448 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2449 the internal register number, for any "real" register.
2451 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2453 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2454 correct numbers for TFHAR, TFIAR, TEXASR.
2456 2019-05-02 Richard Biener <rguenther@suse.de>
2458 PR tree-optimization/89653
2459 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2460 update-address-taken before the pass.
2461 * passes.def (pass_tree_loop_init): Put comment before it.
2463 2019-05-02 Richard Biener <rguenther@suse.de>
2465 PR tree-optimization/89509
2466 * tree-ssa-structalias.c (compute_dependence_clique): Look
2467 at the first subvar when determining whether it is restrict.
2469 2019-05-02 Richard Biener <rguenther@suse.de>
2471 PR tree-optimization/90273
2472 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2473 useless debug stmts.
2475 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2477 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2479 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2481 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2482 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2483 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2484 (vectorizable_reduction): Use the functions above to vectorize in a
2485 fully masked loop codes that don't have a conditional internal
2488 2019-05-02 Martin Liska <mliska@suse.cz>
2490 * cgraphclones.c: Call valid_attribute_p with 1 for
2492 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2493 it's for target attribute.
2494 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2495 Add new boolean argument.
2496 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2498 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2499 to ix86_valid_target_attribute_inner_p.
2500 (ix86_valid_target_attribute_p): Pass flags argument to
2501 ix86_valid_target_attribute_inner_p.
2502 (get_builtin_code_for_version): Use 0 as it's target attribute.
2504 2019-05-02 Martin Liska <mliska@suse.cz>
2506 * gcc.c (process_command): Add dummy file only
2508 * opts-global.c (decode_options): Pass lang_mask.
2509 * opts.c (print_help): New function.
2510 (finish_options): Print --help if help_option_argument
2512 (common_handle_option): Factor out content of OPT__help_
2514 * opts.h (finish_options): Add new argument.
2516 2019-05-02 Martin Liska <mliska@suse.cz>
2519 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2520 With -minline-all-stringops use inline expansion using 4B loop.
2521 * doc/invoke.texi: Document the change of
2522 -minline-all-stringops.
2524 2019-05-01 Jeff Law <law@redhat.com>
2526 PR tree-optimization/88797
2527 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2528 PHI feeds a conditional on the RHS of an assignment.
2530 2019-04-30 Andrew Waterman <andrew@sifive.com>
2531 Jim Wilson <jimw@sifive.com>
2533 * config/riscv/constraints.md (L): New.
2534 * config/riscv/predicates.md (lui_operand): New.
2535 (sfb_alu_operand): New.
2536 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2537 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2538 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2539 * config/riscv/risc.md (type): Add sfb_alu.
2540 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2541 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2542 (branch_zero<mode>): Delete.
2544 (mov<GPR:mode><X:mode>cc): Likewise.
2545 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2547 2019-04-30 Nathan Sidwell <nathan@acm.org>
2549 * tree.h (MARK_TS_EXP): New.
2551 2019-04-30 Martin Liska <mliska@suse.cz>
2553 * opts.c (enable_warning_as_error): Provide hints
2554 for unknown options.
2556 2019-04-30 Martin Liska <mliska@suse.cz>
2559 * doc/invoke.texi: Add missing dash for gas-locview-support
2560 and gno-as-locview-support.
2562 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2565 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2566 whitespace at the start of target attribute string.
2568 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2571 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2572 Define __ARM_FEATURE_ATOMICS.
2574 2019-04-30 Martin Liska <mliska@suse.cz>
2576 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2577 into built_in_function enum. Remove code for endp == 2 and
2578 use BUILT_IN_* constants.
2579 (gimple_fold_builtin): Call the function with fcode.
2581 2019-04-30 Martin Liska <mliska@suse.cz>
2583 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2584 DECL_FUNCTION_CODE into ix86_builtins enum before
2585 the switch statement.
2587 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2589 PR tree-optimization/89475
2590 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2593 2019-04-30 Martin Liska <mliska@suse.cz>
2595 PR translation/90274
2596 * opts.c (print_filtered_help): Wrap string in _(...).
2598 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2600 PR tree-optimization/90240
2602 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2604 PR tree-optimization/90078
2605 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2606 checks for infinite_cost overflow.
2608 2019-04-29 Jeff Law <law@redhat.com>
2610 * passes.def: Move -Wrestrict pass after copy propagation.
2612 2019-04-29 Maya Rashish <coypu@sdf.org>
2614 * config.gcc (default_gnu_indirect_function): Default to yes
2615 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2616 sparc*-*-netbsd*, x86_64-*-netbsd*.
2618 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2620 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2621 where cond2 is NE_EXPR.
2622 (is_value_included_in): Update comment.
2624 2019-04-29 Richard Biener <rguenther@suse.de>
2626 PR tree-optimization/90278
2627 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2628 EH on comparison simplification.
2630 2019-04-29 Jason Merrill <jason@redhat.com>
2632 PR c++/82081 - tail call optimization breaks noexcept
2633 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2634 nothrow function to a might-throw function into a tail call.
2636 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2638 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2639 (DDR_INNER_LOOP): Likewise.
2640 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2641 (initialize_data_dependence_relation): Likewise.
2642 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2644 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2646 PR rtl-optimization/90257
2647 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2651 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2655 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2658 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2661 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2663 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2665 2019-04-29 Richard Biener <rguenther@suse.de>
2667 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2670 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2672 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2673 varasm.h, and netbsd-protos.h.
2675 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2678 * config/i386/i386-protos.h (ix86_data_alignment): Change
2679 the second argument type to unsigned int.
2680 * config/i386/i386.c (ix86_data_alignment): Change "align"
2681 argument type to unsigned int.
2683 2019-04-27 Martin Liska <mliska@suse.cz>
2686 * opt-suggestions.c (option_proposer::build_option_suggestions):
2687 When get_valid_option_values returns empty values, add the
2688 misspelling candidate.
2690 2019-04-26 Jim Wilson <jimw@sifive.com>
2692 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2694 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2695 Pass orig_mode to riscv_build_integer.
2696 (riscv_split_integer): Pass mode to riscv_move_integer.
2697 (riscv_legitimize_const_move): Likewise.
2698 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2699 promoted_mode. Replace force_reg call with code to load constant into
2700 promoted reg and then subreg it for the store.
2701 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2704 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2706 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2709 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2711 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2712 commentary about the encoding of precision.
2714 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2716 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2717 * config/i386/t-freebsd64: New file.
2718 * config.gcc: Add the t-freebsd64 for multilib support.
2720 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2722 * doc/extend.texi (vector_size): Add missing comma after @xref.
2724 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2726 * BASE-VER: Set to 10.0.0.
2728 2019-04-25 Richard Biener <rguenther@suse.de>
2731 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2732 VIEW_CONVERT_EXPR into one operating on an rvalue.
2734 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2737 * config/i386/i386.c (feature_priority): Moved to file scope.
2738 (processor_features): Likewise.
2739 (processor_model): Likewise.
2740 (_arch_names_table): Likewise.
2741 (arch_names_table): Likewise.
2742 (_feature_list): Removed.
2743 (feature_list): Likewise.
2744 (_isa_names_table): Moved to file scope. Add priority.
2745 (isa_names_table): Likewise.
2746 (get_builtin_code_for_version): Replace feature_list with
2747 isa_names_table. Update error message for P_ZERO priority.
2749 2019-04-25 Richard Biener <rguenther@suse.de>
2751 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2752 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2754 2019-04-24 Jeff Law <law@redhat.com>
2756 PR tree-optimization/90037
2757 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2758 * passes.def: Replace all instance of phi-only cprop with the
2759 lattice propagator. Move propagation pass from after erroneous
2760 path isolation to before erroneous path isolation.
2761 * tree-ssa-phionlycprop.c: Remove.
2763 2019-04-24 Richard Biener <rguenther@suse.de>
2766 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
2767 by size and BITS_PER_UNIT on poly-wide-ints.
2769 2019-04-25 Richard Biener <rguenther@suse.de>
2772 * match.pd: Add pattern to simplify view-conversion of an
2775 2019-04-24 Clement Chigot <clement.chigot@atos.net>
2777 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
2778 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
2779 for Go on 32 bit AIX.
2780 * config/rs6000/aix72.h: Likewise.
2782 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2785 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
2786 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2788 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
2791 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
2792 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
2793 for restored hard frame pointer.
2794 (s390_sched_dependencies_evaluation): Implement new target hook.
2795 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2797 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
2799 * config/arc/arc-options.def: Fix typos and spelling mistakes.
2800 * config/arc/arc.c (arc_init): Cleanup warning message.
2801 (arc_override_options): Likewise.
2803 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2806 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
2807 a register if both if_true and if_false are MEMs.
2809 PR tree-optimization/90208
2810 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
2811 after labels of new_bb, not before them.
2813 PR tree-optimization/90211
2814 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
2815 which are not SSA_NAMEs.
2817 2018-04-23 Sudakshina Das <sudi.das@arm.com>
2819 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
2821 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
2823 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2825 PR rtl-optimization/87979
2826 * modulo-sched.c (sms_schedule): Start ii value "mii" should
2829 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2831 PR rtl-optimization/84032
2832 * modulo-sched.c (ps_insn_find_column): Change condition so that
2833 branch will always be the last insn in a row inside partial
2836 2019-04-23 Richard Biener <rguenther@suse.de>
2839 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
2840 dest_single_pred_p argument.
2841 (remove_forwarder_block): Adjust.
2842 (remove_forwarder_block_with_phi): Likewise.
2844 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2845 Bernd Edlinger <bernd.edlinger@hotmail.de>
2846 Jakub Jelinek <jakub@redhat.com>
2849 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
2850 if used with general-regs-only.
2851 (arm_conditional_register_usage): Don't add non-general regs if
2853 (arm_valid_target_attribute_rec): Handle general-regs-only.
2854 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
2856 (TARGET_HARD_FLOAT_SUB): Define.
2857 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
2858 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
2859 (TARGET_REALLY_IWMMXT2): Likewise.
2860 * config/arm/arm.opt: Add -mgeneral-regs-only.
2861 * doc/extend.texi: Document ARM general-regs-only target.
2862 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
2864 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2866 PR tree-optimization/90078
2867 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2868 checks for infinite_cost overflow.
2870 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2872 PR tree-optimization/90021
2873 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
2874 and check univariate against it.
2875 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
2876 * tree-data-ref.c (add_other_self_distances): Pass new argument.
2878 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2882 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2885 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2888 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2890 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2892 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
2894 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
2895 names using operand format, rather than hard-wired.
2896 (speculation_barrier): Likewise.
2898 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2900 PR tree-optimization/88055
2901 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
2902 (gen_one_condition): Use it if !HONOR_NANS.
2904 2019-04-19 Jakub Jelinek <jakub@redhat.com>
2907 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
2908 assign_temp instead of gen_reg_rtx.
2910 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
2912 PR translation/90118
2913 * config/aarch64/aarch64.c (aarch64_override_options_internal):
2914 Add missing space before %<.
2916 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
2918 PR rtl-optimization/87871
2919 * ira-lives.c (make_object_dead): Don't add conflicts to
2920 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
2922 2019-04-18 Martin Sebor <msebor@redhat.com>
2925 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
2926 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
2927 assuming type size fits in SHWI.
2929 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
2932 * ipa-inline.c (flatten_function): New parameter UPDATE.
2933 (ipa_inline, early_inliner): Use it.
2935 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2937 * fold-const.c (int_const_binop): Return early on failure.
2939 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2942 * combine.c (force_int_to_mode): Cast the argument rather than
2943 the result of known_alignment.
2944 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
2946 2019-04-18 Richard Biener <rguenther@suse.de>
2949 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
2951 (remove_forwarder_block): ... here.
2952 (remove_forwarder_block_with_phi): Also move debug stmts here.
2954 2019-04-18 Jakub Jelinek <jakub@redhat.com>
2956 PR translation/79183
2957 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
2958 inform where appropriate.
2960 2019-04-18 Richard Biener <rguenther@suse.de>
2962 * tree.c (get_qualified_type): Put found type variants at the
2963 head of the variant list.
2965 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2967 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
2969 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
2972 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
2973 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
2974 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
2975 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
2976 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
2978 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
2980 * ira-conflicts.c (print_allocno_conflicts): Always print something,
2981 even for allocno's with no conflicts.
2982 (print_conflicts): Print an extra newline.
2984 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2986 * auto-inc-dec.c (attempt_change): Set the alignment of the
2987 temporary memory to that of the original.
2989 2019-04-17 Joao Moreira <jmoreira@suse.de>
2991 * targhooks.c (default_print_patchable_function_entry): Emit
2992 __patchable_function_entries section with writable flags to allow
2993 relocation resolution.
2995 2019-04-17 Jonny Grant <jg@jguk.org>
2997 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
2999 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3002 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3005 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3007 * config/arc/arc.c (arc_init): Format diagnostic string.
3008 (arc_override_options): Likewise.
3009 (check_if_valid_regno_const): Likewise.
3010 (arc_reorg): Likewise.
3012 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3015 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3017 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3019 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3020 (*movdi_update1): Use Pmode.
3021 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3022 (movdi_<mode>_update_stack): Rename to ...
3023 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3025 (*movsi_update1): Use Pmode.
3026 (*movsi_update2): Use Pmode.
3027 (movsi_update): Rename to ...
3028 (movsi_<mode>_update): ... this. Use Pmode.
3029 (movsi_update_stack): Fix condition.
3030 (*movhi_update1): Use Pmode. Fix argument to
3031 avoiding_indexed_address_p.
3032 (*movhi_update2): Ditto.
3033 (*movhi_update3): Ditto.
3034 (*movhi_update4): Ditto.
3035 (*movqi_update1): Ditto.
3036 (*movqi_update2): Ditto.
3037 (*movqi_update3): Ditto.
3038 (*movsf_update1, *movdf_update1): Merge, rename to...
3039 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3040 avoiding_indexed_address_p. Add "size" attribute.
3041 (*movsf_update2, *movdf_update2): Merge, rename to...
3042 (*mov<mode>_update2): This. Ditto.
3043 (*movsf_update3): Use Pmode. Fix argument to
3044 avoiding_indexed_address_p.
3045 (*movsf_update4): Ditto.
3046 (allocate_stack): Simplify condition. Adjust pattern names.
3048 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3051 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3052 whitespace at the start of target attribute string.
3054 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3057 * config/rs6000/power9.md: Add store forwarding bypass.
3059 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3062 * valtrack.c (dead_debug_insert_temp): Reset debug references
3063 to the return value of a call being removed.
3065 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3067 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3068 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3069 implement target hook.
3070 (arc_memory_move_cost): New function.
3071 (TARGET_REGISTER_MOVE_COST): Define.
3072 (TARGET_MEMORY_MOVE_COST): Likewise.
3073 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3074 (MEMORY_MOVE_COST): Likewise.
3076 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3078 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3079 (sibcall_value_insn): Likewise.
3080 * config/arc/constraints.md (Rs5): Remove.
3082 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3084 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3085 for last two fake registers.
3086 (arc_conditional_register_usage): Make sure fake frame and arg
3087 pointer regs are in general regs class.
3088 (FRAME_POINTER_MASK): Remove.
3089 (RETURN_ADDR_MASK): Remove.
3090 (arc_must_save_register): Use hard frame regnum.
3091 (frame_restore_reg): Use hard_frame_pointer_rtx.
3092 (arc_save_callee_saves): Likewise.
3093 (arc_restore_callee_saves): Likewise.
3094 (arc_save_callee_enter): Likewise.
3095 (arc_restore_callee_leave): Likewise.
3096 (arc_save_callee_milli): Likewise.
3097 (arc_eh_return_address_location): Likewise.
3098 (arc_check_multi): Use hard frame regnum.
3099 (arc_can_eliminate): Likewise.
3100 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3101 for register allocator.
3102 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3103 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3104 (FRAME_POINTER_REGNUM): Change it to a fake register.
3105 (HARD_FRAME_POINTER_REGNUM): Defined.
3106 (ARG_POINTER_REGNUM): Change it to a new fake register.
3107 (ELIMINABLE_REGS): Update.
3108 (REGISTER_NAMES): Update names.
3109 * config/arc/arc.md (LP_START): Remove.
3111 (shift_si3_loop): Update pattern.
3113 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3115 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3116 to avoid delay slot scheduling.
3117 (arc_must_save_register): Don't save SP.
3118 * config/arc/arc.md (stack_tie): Remove.
3119 (UNSPEC_ARC_STKTIE): Likewise.
3121 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3122 Shiva Chen <shiva0217@gmail.com>
3124 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3125 code gen with large shift amount.
3127 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3129 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3132 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3135 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3136 print -m64/-mx32/-m32 if it is true.
3137 (ix86_debug_options, ix86_function_specific_print): Pass true as
3138 ADD_ABI_P to ix86_target_string.
3139 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3140 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3141 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3143 PR rtl-optimization/90082
3144 * dce.c (can_delete_call): New function.
3145 (deletable_insn_p, mark_insn): Use it.
3147 PR tree-optimization/90090
3148 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3150 (is_division_by_square): Likewise. Formatting fix.
3152 2019-04-16 Richard Biener <rguenther@suse.de>
3154 PR tree-optimization/56049
3155 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3156 equality check if alias-set zero will prevail.
3158 2019-04-15 Jeff Law <law@redhat.com>
3160 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3161 size and alignment as unsigned.
3163 2019-04-15 Richard Biener <rguenther@suse.de>
3166 * tree-loop-distribution.c (destroy_loop): Preserve correct
3169 2019-04-15 Richard Biener <rguenther@suse.de>
3171 PR tree-optimization/90071
3172 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3173 abnormal operands from def stmts.
3175 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3177 PR rtl-optimization/89794
3178 * combine.c (count_auto_inc): New function.
3179 (try_combine): Count how many auto_inc expressions there were in the
3180 original instructions. Ensure we have the same number in the new
3181 instructions. Remove the code that tried to ensure auto_inc side
3182 effects on i1 and i0 are not lost.
3184 2019-04-15 Richard Biener <rguenther@suse.de>
3187 * tree.h (auto_var_p): Declare.
3188 * tree.c (auto_var_p): New function, split out from ...
3189 (auto_var_in_fn_p): ... here.
3190 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3192 (new_var_info): Initialize it.
3193 (set_uids_in_ptset): Also set the shadow variable uid if required.
3194 (ipa_pta_execute): Postprocess points-to solutions assigning
3195 shadow variable uids for locals that may reach their containing
3196 function recursively.
3197 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3198 assert but instead check whether the points-to solution is
3201 2019-04-15 Martin Jambor <mjambor@suse.cz>
3204 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3207 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3209 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3211 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3212 Kito Cheng <kito.cheng@gmail.com>
3213 Shiva Chen <shiva0217@gmail.com>
3215 * config/nds32/nds32-md-auxiliary.c
3216 (nds32_legitimize_pic_address): Use new PIC pattern.
3217 (nds32_legitimize_tls_address): Use new TLS pattern.
3218 (nds32_output_symrel): New.
3219 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3220 (nds32_alloc_relax_group_id): Ditto.
3221 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3222 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3224 (nds32_group_tls_insn): Ditto.
3225 (nds32_group_float_insns): Ditto.
3226 * config/nds32/nds32.md (tls_le): New.
3229 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3231 * configure: Add nds32 target for dwarf2 debug_line checking.
3232 * configure.ac: Regenerated.
3234 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3237 * ipa-devirt.c (skip_in_fields_list_p): New.
3238 (odr_types_equivalent_p): Use it.
3240 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3243 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3244 instead of strncmp when checking for thumb and arm. Formatting fixes.
3246 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3248 * doc/install.texi: Document --with-target-system-zlib.
3250 2019-04-12 Martin Sebor <msebor@redhat.com>
3256 * targhooks.c (default_vector_alignment): Avoid assuming
3257 argument fits in SHWI.
3258 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3260 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3262 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3264 PR rtl-optimization/89965
3265 * dce.c: Include rtl-iter.h.
3266 (struct check_argument_load_data): New type.
3267 (check_argument_load): New function.
3268 (find_call_stack_args): Check for loads from stack slots still tracked
3269 in sp_bytes and punt if any is found.
3271 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3273 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3275 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3276 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3278 2019-04-12 Martin Liska <mliska@suse.cz>
3281 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3283 (separate_attrs): Handle multiple 'default's.
3284 (expand_target_clones): Rework error handling code.
3286 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3289 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3290 mode of vector rather than mode of destination for move instruction.
3291 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3292 Use QI inner mode with V16QI vector mode.
3294 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3297 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3298 "invalid %%t operand" in output_operand_lossage message.
3300 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3302 * config/s390/predicates.md (permute_pattern_operand): New
3304 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3305 operand for the permute pattern.
3306 ("*vec_perm<mode>"): New insn definition.
3307 ("bswap<mode>"): Generate the permute pattern operand in the
3308 expander and perform the operand reloads for pre arch13 level
3310 ("*bswap<mode>_emu"): Rename to ...
3311 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3312 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3313 Add the USE operand for the permute pattern.
3314 ("*vec_set_bswap_vec<mode>"): Likewise.
3316 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3319 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3320 and gcc_unreachable if it fails, just call tree_to_uhwi which
3321 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3322 Start warning message with a lower-case letter. Formatting fixes.
3324 PR rtl-optimization/90026
3325 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3326 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3327 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3328 in cfglayout mode, use emit_barrier_after_bb.
3330 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3332 PR rtl-optimization/87763
3333 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3336 2019-04-11 Tom de Vries <tdevries@suse.de>
3338 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3339 max macro using statement expression.
3341 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3343 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3344 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3345 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3346 read_only_private_data_section using xcoff_private_rodata_section_name.
3347 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3349 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3352 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3354 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3356 PR rtl-optimization/89965
3357 * dce.c (sp_based_mem_offset): New function.
3358 (find_call_stack_args): Use sp_based_mem_offset.
3360 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3362 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3364 2019-04-11 Richard Biener <rguenther@suse.de>
3366 PR tree-optimization/90020
3367 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3368 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3369 * tree-ssa-pre.c (compute_avail): Use it to not put
3370 possibly trapping references after a call that might not
3371 return into EXP_GEN.
3372 * gcse.c (compute_hash_table_work): Do not elide
3373 marking a block containing a call if the call might not
3376 2019-04-11 Richard Biener <rguenther@suse.de>
3378 PR tree-optimization/90018
3379 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3380 Test both SLP and interleaving variants.
3382 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3384 * config/s390/8561.md: New file.
3385 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3386 Add arch13 cpu model.
3387 * config/s390/s390-opts.h (enum processor_type): Likewise.
3388 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3389 (s390_get_unit_mask): Likewise.
3390 (s390_is_fpd): Likewise.
3391 (s390_is_fxd): Likewise.
3392 * config/s390/s390.h (s390_tune_attr): Likewise.
3393 * config/s390/s390.md: Include arch13 pipeline description.
3394 * config/s390/s390.opt: Add arch13.
3396 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3398 PR rtl-optimization/87763
3399 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3401 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3403 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3405 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3406 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3407 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3408 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3410 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3412 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3413 "Although" in -fipa-icf documentation.
3415 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3416 of using multiple -g options.
3418 2019-04-10 Martin Liska <mliska@suse.cz>
3420 PR gcov-profile/89959
3421 * doc/gcov.texi: Make documentation of -x option
3424 2019-04-10 Richard Biener <rguenther@suse.de>
3426 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3428 (DR_GROUP_SAME_DR_STMT): Remove.
3429 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3430 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3431 replace with assert.
3432 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3433 (vect_record_grouped_load_vectors): Remove unreachable code.
3435 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3438 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3439 obsolete reference to N.
3441 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3444 * expr.c (store_expr): Set properly size on the MEM passed to
3448 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3449 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3450 translation is needed, and when translation is needed, only append
3451 ... if the string length is hostsz or more bytes long. Avoid using
3454 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3457 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3458 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3460 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3461 differences directly.
3462 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3464 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3466 PR translation/90011
3467 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3469 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3471 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3472 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3473 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3474 trailing space from -gsplit-dwarf diagnostics.
3476 PR tree-optimization/89998
3477 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3478 instead of integer_type_node if possible, don't add ranges if return
3479 type is not compatible with int.
3480 * gimple-fold.c (gimple_fold_builtin_sprintf,
3481 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3484 2019-04-09 Martin Liska <mliska@suse.cz>
3486 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3487 * doc/install.texi: Document the new config.
3489 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3491 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3492 use gimple_expr_type for load and store calls. Skip over the
3493 condition argument in a conditional internal function.
3494 Protect use of TREE_INT_CST_LOW.
3496 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3499 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3500 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3501 trailing period from it too.
3503 2019-04-08 wu yuan <wuyuan5@huawei.com>
3505 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3506 * config/aarch64/aarch64.md : Add "tsv110.md"
3507 * config/aarch64/tsv110.md: New file.
3509 2019-04-08 Richard Biener <rguenther@suse.de>
3511 PR tree-optimization/90006
3512 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3515 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3518 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3520 (fma_root_node): Likewise.
3521 (func_fma_steering): Likewise.
3523 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3525 PR rtl-optimization/89865
3526 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3528 PR rtl-optimization/89865
3529 * config/i386/i386.md
3530 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3531 numbers not to clash with the additional operands[4].
3532 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3533 with extra register copy in the middle.
3535 2019-04-08 Martin Liska <mliska@suse.cz>
3537 PR gcov-profile/89961
3538 * doc/gcov.texi: Document data_file.
3539 * gcov.c (generate_results): Add data_info into JSON output.
3541 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3543 PR tree-optimization/89725
3544 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3545 loop's chrec as invariant symbol.
3546 * tree-chrec.h (chrec_contains_symbols): New parameter.
3547 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3548 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3549 function of loops not in DDR's loop_nest.
3550 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3552 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3555 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3558 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3561 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3562 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3564 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3566 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3567 targetm.fixed_condition_code_regs.
3569 2019-04-05 Richard Biener <rguenther@suse.de>
3573 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3574 debug bind stmts but reset them if they are not valid at the
3577 2019-04-05 Martin Liska <mliska@suse.cz>
3579 PR translation/89936
3580 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3581 order to wrap keywords or arguments.
3582 * collect2.c (main): Likewise.
3583 (scan_prog_file): Likewise.
3584 (scan_libraries): Likewise.
3585 * common/config/riscv/riscv-common.c
3586 (riscv_subset_list::parsing_subset_version): Likewise.
3587 (riscv_subset_list::parse_std_ext): Likewise.
3588 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3590 * config/arm/arm.c (arm_option_override): Likewise.
3591 * config/cris/cris.c (cris_print_operand): Likewise.
3592 * config/darwin-c.c (darwin_pragma_options): Likewise.
3593 (darwin_pragma_unused): Likewise.
3594 (darwin_pragma_ms_struct): Likewise.
3595 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3596 * config/i386/i386.c (print_reg): Likewise.
3597 (ix86_print_operand): Likewise.
3598 * config/i386/xm-djgpp.h: Likewise.
3599 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3600 * config/m32c/m32c.c (m32c_option_override): Likewise.
3601 * config/msp430/msp430.c (msp430_option_override): Likewise.
3602 * config/nds32/nds32.c (nds32_option_override): Likewise.
3603 * config/nvptx/mkoffload.c (main): Likewise.
3604 * config/rx/rx.c (rx_print_operand): Likewise.
3605 (valid_psw_flag): Likewise.
3606 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3607 (vms_pragma_nomember_alignment): Likewise.
3608 (vms_pragma_extern_model): Likewise.
3609 * lto-wrapper.c (compile_offload_image): Likewise.
3610 * omp-offload.c (oacc_parse_default_dims): Likewise.
3611 * symtab.c (symtab_node::verify_base): Likewise.
3612 * tlink.c (recompile_files): Likewise.
3613 (start_tweaking): Likewise.
3614 * tree-profile.c (parse_profile_filter): Likewise.
3616 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3618 PR tree-optimization/89956
3619 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3620 multiple negates of the same value.
3622 2019-04-04 Martin Sebor <msebor@redhat.com>
3626 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3627 have the same precision since the function crashes otherwise.
3628 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3629 has non-zero arguments.
3631 2019-04-04 Martin Sebor <msebor@redhat.com>
3634 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3635 out if the number of arguments is less than expected.
3637 2019-04-04 Jeff Law <law@redhat.com>
3639 PR rtl-optimization/89399
3640 * ree.c (combine_set_extension): Use single_set rather than
3641 digging into PATTERN for items on the candidate list.
3642 (combine_reaching_defs): Likewise.
3644 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3646 PR rtl-optimization/46590
3647 * loop-invariant.c (find_defs): Move df_remove_problem and
3648 df_process_deferred_rescans to move_invariants.
3649 Move df_live_add_problem and df_live_set_all_dirty calls
3651 (move_invariants): Likewise.
3652 (move_loop_invariants): Likewise, making the df_live calls
3653 conditional on -O. Remove the problem again if we added it
3656 2019-04-03 qing zhao <qing.zhao@oracle.com>
3658 PR tree-optimization/89730
3659 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3660 -flive-patching=inline-only-static.
3661 (can_inline_edge_by_limits_p): Add the checking for
3662 -flive-patching=inline-only-static and grant always_inline
3663 even when -flive-patching=inline-only-static is specified.
3665 2019-04-03 Jeff Law <law@redhat.com>
3667 PR rtl-optimization/81025
3668 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3670 2019-04-03 Richard Biener <rguenther@suse.de>
3672 PR tree-optimization/84101
3673 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3674 regs.h for hard_regno_nregs.
3675 (cfun_returns): New helper.
3676 (vect_model_store_cost): When vectorizing a store to a decl
3677 we return and the function ABI returns in a multi-reg location
3678 account for the possible spilling that will happen.
3680 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3682 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3683 displacement addresses for vector mode operands.
3685 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3687 * config/arc/arc.c (GMASK_LEN): Define.
3688 (arc_restore_callee_saves): Restore first blink when
3691 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3693 * doc/extend.texi: Add deprecated comment on sign-return-address
3694 function attribute and add mbranch-protection.
3695 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3697 2019-04-03 Richard Biener <rguenther@suse.de>
3700 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3701 the all target phony.
3703 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3707 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3708 Return false for variable DImode shifts.
3709 (dimode_scalar_chain::compute_convert_gain): Do not handle
3710 register count operand in variable DImode shifts.
3711 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3712 count argument of a variable shift instruction to a vector register.
3713 (dimode_scalar_chain::convert_reg): Remove support to convert
3714 count argument of a variable shift instruction.
3716 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3718 PR rtl-optimization/84206
3719 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3720 iterating over loop headers.
3722 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3724 PR rtl-optimization/85876
3725 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3726 beyond the original fence.
3728 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3730 * config.gcc: Mark spu* targets as deprecated/obsolete.
3732 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3734 * config/s390/s390-builtin-types.def: New builtin function type
3735 definitions. Remove unused types.
3736 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3737 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3738 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3739 overloaded builtins.
3740 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3741 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3742 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3743 (vec_double, vec_signed, vec_unsigned): Define to use the new
3744 overloaded builtins.
3745 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3748 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3750 * config/s390/s390-builtin-types.def: New builtin function type
3752 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3753 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3754 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3755 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3756 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3757 constant definitions.
3758 * config/s390/vecintrin.h (vec_search_string_cc)
3759 (vec_search_string_until_zero_cc): New builtin name definitions.
3760 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3762 ("vec_vstrs<mode>"): New insn definition.
3764 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3766 * config/s390/s390-builtin-types.def: Add new builtin function
3768 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
3769 New overloaded builtins.
3770 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
3772 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
3773 (UNSPEC_VEC_SLDBYTE): ... this.
3774 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
3775 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
3777 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
3778 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
3779 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
3781 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3783 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
3784 New insn definition.
3785 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
3786 * config/s390/vector.md (V_HW_HSD): ... here.
3788 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3790 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
3791 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
3792 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
3793 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
3794 New insn definitions.
3796 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3798 * config/s390/s390-builtin-types.def: Add new builtin function type.
3799 * config/s390/s390-builtins.def: Add overloaded builtin
3800 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
3801 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
3802 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
3803 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
3804 ("eltswap<mode>"): New expander.
3805 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
3808 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3810 * config/s390/s390-builtin-types.def: Add new builtin function types.
3811 * config/s390/s390-builtins.def: Add overloaded builtin
3812 s390_vec_revb. Add low-level builtins for vlbr and vstbr
3814 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
3815 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
3816 ("bswap<mode>"): New expander.
3817 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
3819 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3821 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
3822 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
3823 vector builtin version number in __VEC__.
3825 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3827 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
3829 (SFSI): New mode attribute.
3830 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
3831 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
3833 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
3834 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
3835 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
3836 ("floatsi<mode>2"): Add wcefb instruction.
3838 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3840 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
3841 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
3843 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
3844 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
3845 support 32 bit fp-int conversions. Rename to ...
3846 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3847 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3848 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
3849 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
3852 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3854 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
3855 if-then-else constructs if we can use the select instruction.
3856 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
3858 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3860 * config/s390/s390.md ("*popcountdi_arch13_cc")
3861 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
3863 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
3864 Append _z196 to make it ...
3865 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
3866 ("popcounthi2_z196"): ... this.
3867 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
3868 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
3870 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3872 * config/s390/s390.c (s390_canonicalize_comparison): Convert
3873 certain compares for arch13 in order to make use of the condition
3874 code result produced by the new instructions.
3875 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
3876 nxrk, and nxgrk instruction patterns.
3877 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
3878 (inv_no): Add new code iterator together with some attributes.
3879 ("*andc_split_<mode>"): Disable splitter for arch13.
3880 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
3881 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
3882 ("*<ANDOR:bitops_name>c<GPR:mode>")
3883 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
3884 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
3885 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
3886 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
3888 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3890 * common/config/s390/s390-common.c (processor_flags_table): New
3892 * config.gcc: Support arch13 with the --with-arch= configure flag.
3893 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3894 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
3895 * config/s390/s390.c (s390_get_sched_attrmask)
3896 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
3897 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
3898 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
3899 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
3900 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
3902 * config/s390/s390.opt: Support arch13 as processor type in
3903 command line options.
3905 2019-04-02 Martin Liska <mliska@suse.cz>
3907 PR translation/89912
3908 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
3909 Fix param description of graphite-max-arrays-per-scop.
3911 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
3913 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
3914 (ASAN_CC1_SPEC): Use it in 64-bit mode.
3915 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
3917 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3919 PR rtl-optimization/85412
3920 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
3921 sel_sched_region_1, not after.
3923 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3925 PR rtl-optimization/86928
3926 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
3927 compute_live if necessary.
3928 (sel_redirect_edge_and_branch): Likewise.
3930 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
3932 PR rtl-optimization/89865
3933 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
3934 register if it is a part of small class.
3936 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3938 PR rtl-optimization/87273
3939 * sel-sched-ir.c (merge_fences): Remove assert.
3941 2019-04-01 Richard Biener <rguenther@suse.de>
3943 PR tree-optimization/46590
3944 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
3945 (dom_walker::m_reachability): Add in place of...
3946 (dom_walker::m_skip_unreachable_blocks): ...this.
3947 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
3948 Move complex initialization ...
3949 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
3950 lazily and initialize edge flags on each invocation.
3951 (dom_walker::bb_reachable): Use m_reachability.
3953 2019-04-01 Martin Liska <mliska@suse.cz>
3956 * opt-suggestions.c (option_proposer::build_option_suggestions):
3957 Add variant without any argument in order to provide better
3960 2019-04-01 Richard Biener <rguenther@suse.de>
3963 * gimple.c: Include langhooks.h.
3964 (gimple_get_alias_set): Treat enumeral types as the underlying
3967 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
3968 Eric Botcazou <ebotcazou@adacore.com>
3970 PR rtl-optimization/89862
3971 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
3972 that operates on the full registers for WORD_REGISTER_OPERATIONS
3975 2019-03-29 Jim Wilson <jimw@sifive.com>
3977 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
3978 Clear MASK_RVC and then set if C subset supported.
3980 2019-03-29 Jakub Jelinek <jakub@redhat.com>
3983 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
3984 non-addressable complit into its initializer if it is volatile.
3986 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
3988 * opts-common.c (integral_argument): Set errno properly in one case.
3990 2019-03-29 Martin Liska <mliska@suse.cz>
3992 * doc/invoke.texi: Remove -Wchkp from documentation.
3994 2019-03-29 Martin Liska <mliska@suse.cz>
3996 * dbgcnt.c (print_limit_reach): New function.
3999 2019-03-29 Martin Liska <mliska@suse.cz>
4001 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4002 (dbg_cnt_process_opt): Parse first tokens aas
4003 dbg_cnt_process_single_pair is also using strtok.
4005 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4007 PR rtl-optimization/87485
4008 * function.c (expand_function_end): Move stack_protect_epilogue
4009 before loading of return value into hard register(s).
4011 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4014 * tree-inline.h (struct copy_body_data): Add
4015 dont_remap_vla_if_no_change flag.
4016 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4017 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4018 and remap_type_2 returns false.
4019 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4020 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4021 only from where it is copied to nested contexts.
4023 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4026 * config/i386/i386.md (RMW operation with LEA peephole):
4027 Use LEAMODE mode attribute instead of SWI mode iterator for
4030 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4033 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4034 Also process XEXP (src, 0) of a shift insn.
4036 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4039 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4040 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4042 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4044 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4046 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4047 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4048 immediately after first one with df_analyze in between, but rather
4049 process all bbs, queueing ones that need second pass in a worklist,
4050 df_analyze, process queued debug insn changes and if second pass is
4051 needed, process bbs from worklist, df_analyze, process queued debug
4054 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4055 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4056 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4058 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4061 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4064 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4067 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4068 function for 32-bit MS_ABI.
4069 (function_value_ms_32): New function.
4071 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4073 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4074 (movdi): Call gen_movdi_symbol_save_scc.
4075 (gen_movdi_symbol_save_scc): New insn and split.
4077 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4079 PR rtl-optimization/89313
4080 * function.c (matching_constraint_num): New static function.
4081 (match_asm_constraints_1): Use it. Fixup white space and comment.
4082 Don't replace inputs with non-matching constraints which conflict
4083 with early clobber outputs.
4085 2019-03-27 Jeff Law <law@redhat.com>
4088 PR rtl-optimization/87761
4089 PR rtl-optimization/89826
4090 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4092 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4093 note problem to get REG_DEAD/REG_UNUSED notes updated.
4095 2019-03-27 Richard Biener <rguenther@suse.de>
4097 PR tree-optimization/89463
4098 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4099 queue edges to remove.
4100 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4101 dead stmts. Delay edge removal until PHIs are removed to
4102 make debug-stmt creation not confused by seemingly degenerate
4105 2019-03-27 Alan Modra <amodra@gmail.com>
4107 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4109 * config/rs6000/darwin.h: Likewise.
4110 * config/rs6000/rs6000.c: Likewise.
4112 2019-03-27 Alan Modra <amodra@gmail.com>
4114 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4115 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4117 2019-03-26 Andrew Waterman <andrew@sifive.com>
4118 Jim Wilson <jimw@sifive.com>
4120 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4121 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4122 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4123 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4124 (generic_alu): Add auipc to type list.
4125 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4126 (riscv_microarchitecture): Declare.
4127 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4128 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4130 (riscv_microarchitecture): New.
4131 (sifive_7_tune_info): New.
4132 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4133 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4135 (riscv_store_data_bypass_p): New.
4136 (riscv_option_override): Set riscv_microarchitecture from
4137 cpu->microarchitecture.
4138 * config/riscv/riscv.md: Include sifive-7.md.
4141 (auipc<mode>): Change type to auipc.
4142 (restore_stack_nonlocal): New.
4143 * config/riscv/sifive-7.md: New.
4144 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4146 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4149 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4150 Also process XEXP (src, 0) of a shift insn.
4152 2019-03-26 Richard Biener <rguenther@suse.de>
4154 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4155 (copy_debug_stmt): Likewise.
4156 (expand_call_inline): Likewise.
4157 (copy_bb): Avoid redundant lookup & set of gimple_block.
4158 * gimple-low.c (lower_gimple_return): Likewise.
4159 (lower_builtin_setjmp): Likewise.
4161 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4163 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4164 is constant 0, turn into static const data member initialized to false.
4165 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4166 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4168 2019-03-26 Jason Merrill <jason@redhat.com>
4169 Jakub Jelinek <jakub@redhat.com>
4171 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4173 (mem_alloc_description::release_object_overhead): Fix comment typos.
4174 * hash-table.h (hash_table::~hash_table): Call
4175 release_instance_overhead only if m_entries is non-NULL, otherwise
4176 call unregister_descriptor.
4178 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4180 PR tree-optimization/81740
4181 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4182 In case of outer loop vectorization, check for backward dependence
4183 at the inner loop if outer loop dependence is reversed.
4185 2019-03-26 Alan Modra <amodra@gmail.com>
4187 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4188 rs6000_vector_mem init. Correct wI and wJ comment.
4190 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4192 PR rtl-optimization/88347
4193 PR rtl-optimization/88423
4194 * sched-deps.c (sched_analyze_insn): Take into account that for
4195 tablejumps the barrier appears after a label and a jump_table_data.
4197 2019-03-25 Martin Sebor <msebor@redhat.com>
4200 * c-common.c (check_user_alignment): Rename local. Correct maximum
4201 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4202 convert it to UHWI when it fits.
4204 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4207 * dwarf2out.c (premark_used_variables): New function.
4208 (prune_unused_types_walk): Do not mark not premarked external
4210 (prune_unused_types): Call premark_used_variables.
4212 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4214 PR rtl-optimization/89676
4215 * lra-constraints.c (curr_insn_transform): Do match reload for
4216 early clobbers when the match was successful only for different
4219 2019-03-25 Martin Sebor <msebor@redhat.com>
4221 * doc/extend.texi (Common Type Attributes): Document vector_size.
4222 (Common Variable Attributes): Mention size constraint. Correct
4224 (Vector Extensions): Use @dfn when defining bas type. Clarify
4225 base type and size constraints.
4227 2019-03-25 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/89789
4230 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4231 changes from non-undefined back to undefined.
4233 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4235 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4236 heap string and a gc string, but since this variable is unknown to
4237 ggc the gc string might get reused and corrupted. Fixed by always
4238 using a heap string.
4240 2019-03-25 Richard Biener <rguenther@suse.de>
4242 PR tree-optimization/89779
4243 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4244 to remove IV defs, delay actual removal.
4245 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4246 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4247 very end, properly also reset loop control IV information.
4249 2019-03-25 Richard Biener <rguenther@suse.de>
4251 PR tree-optimization/89802
4252 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4253 move EH data to folded stmt.
4255 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4257 * config/s390/s390-builtin-types.def: Remove few unused types and
4258 fix sort order for others.
4260 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4262 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4263 expected and found types with -mdebug during builtin matching.
4265 2019-03-25 Richard Biener <rguenther@suse.de>
4268 * fold-const.c (operand_equal_p): Revert last change with
4271 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4273 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4274 notes for the result of the __tls_get_addr calls.
4275 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4277 2019-03-24 Jeff Law <law@redhat.com>
4279 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4281 PR rtl-optimization/87761
4282 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4283 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4285 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4286 rescans. Reprocess blocks as needed, calling df_analyze before
4287 reprocessing. Always call df_analyze before fixing up debug bind
4290 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4292 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4295 2019-03-22 Andrew Pinski <apinski@marvell.com>
4297 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4298 attrribute for uxtw.
4300 2019-03-26 Jeff Law <law@redhat.com>
4302 PR rtl-optimization/87761
4303 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4304 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4305 (mips_split_move): Accept new INSN argument. Try to forward SRC
4306 into the next instruction.
4307 (mips_split_move_insn): Pass INSN through to mips_split_move.
4309 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4311 PR rtl-optimization/89676
4312 * lra-constraints.c (curr_insn_transform): Do match reload for
4313 early clobbers even if the match was successful.
4315 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4318 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4320 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4322 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4324 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4326 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4327 <avx512>_fmsub_<mode>_mask3<round_name>,
4328 <avx512>_fnmadd_<mode>_mask3<round_name>,
4329 <avx512>_fnmsub_<mode>_mask3<round_name>,
4330 avx512f_vmfmadd_<mode>_mask3<round_name>,
4331 avx512f_vmfmsub_<mode>_mask3<round_name>,
4332 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4333 instead of register_operand and %v instead of v for match_operand 1.
4334 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4335 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4336 <round_nimm_predicate> instead of register_operand and %v instead of v
4337 for match_operand 1.
4339 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4340 <avx512>_fmadd_<mode>_mask3<round_name>,
4341 <avx512>_fmsub_<mode>_mask<round_name>,
4342 <avx512>_fmsub_<mode>_mask3<round_name>,
4343 <avx512>_fnmadd_<mode>_mask<round_name>,
4344 <avx512>_fnmadd_<mode>_mask3<round_name>,
4345 <avx512>_fnmsub_<mode>_mask<round_name>,
4346 <avx512>_fnmsub_<mode>_mask3<round_name>,
4347 <avx512>_fmaddsub_<mode>_mask<round_name>,
4348 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4349 <avx512>_fmsubadd_<mode>_mask<round_name>,
4350 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4351 <round_nimm_predicate> instead of nonimmediate_operand.
4352 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4353 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4354 Use register_operand instead of <round_nimm_predicate> for the
4355 operand that needs to match output.
4356 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4357 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4358 Likewise. Formatting fixes.
4361 * config/i386/i386.c (enum ix86_builtins): Remove
4362 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4363 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4364 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4365 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4366 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4367 __builtin_ia32_vfmsubss3_mask3): New builtins.
4368 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4369 avx512f_vmfmadd_<mode>_mask3<round_name>,
4370 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4371 *avx512f_vmfmsub_<mode>_mask<round_name>,
4372 avx512f_vmfmsub_<mode>_mask3<round_name>,
4373 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4374 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4375 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4376 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4377 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4378 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4379 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4380 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4381 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4382 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4383 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4384 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4385 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4386 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4387 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4388 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4389 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4390 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4391 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4392 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4393 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4394 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4395 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4396 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4397 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4398 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4399 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4400 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4402 2019-03-21 Martin Sebor <msebor@redhat.com>
4404 PR tree-optimization/89350
4405 * builtins.c (compute_objsize): Also ignore offsets whose upper
4407 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4408 (builtin_memref::builtin_memref): Initialize new member.
4409 Allow EXPR to be null.
4410 (builtin_memref::extend_offset_range): Replace local with a member.
4411 Avoid assuming pointer offsets are unsigned.
4412 (builtin_memref::set_base_and_offset): Determine base object
4413 before computing offset range.
4414 (builtin_access::builtin_access): Handle memset.
4415 (builtin_access::generic_overlap): Replace local with a member.
4416 (builtin_access::strcat_overlap): Same.
4417 (builtin_access::overlap): Same.
4418 (maybe_diag_overlap): Same.
4419 (maybe_diag_access_bounds): Same.
4420 (wrestrict_dom_walker::check_call): Handle memset.
4421 (check_bounds_or_overlap): Same.
4423 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4424 Jakub Jelinek <jakub@redhat.com>
4427 * tree.c (fld_type_variant, fld_incomplete_type_of,
4428 fld_process_array_type): Call fld->pset.add and don't call
4429 add_tree_to_fld_list if it returns true.
4430 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4431 non-marked types from TYPE_NEXT_VARIANT list.
4432 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4434 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4436 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4437 to false, if true, don't alloc_entries during construction, but defer
4438 it to the first method that needs m_entries allocated.
4439 (hash_table::hash_table, hash_table::~hash_table,
4440 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4441 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4442 hash_table::clear_slot, hash_table::traverse_noresize,
4443 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4444 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4446 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4447 NO_INSERT instead of find_with_hash.
4448 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4449 hash_set::m_table): Add Lazy to template params of hash_table.
4450 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4451 * attribs.c (test_attribute_exclusions): Likewise.
4452 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4453 hash_set. Add tests for hash_set with Lazy = true.
4455 2019-03-21 Richard Biener <rguenther@suse.de>
4457 PR tree-optimization/89779
4458 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4459 checks with respect to released SSA names now having error_mark_node
4461 * fold-const.c (operand_equal_p): Likewise.
4463 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4466 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4468 (s390_optimize_register_info): Use global_not_special_regno_p to
4469 check for global regs.
4471 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4474 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4475 update this_alternative nor this_alternative_set.
4477 2019-03-19 Jim Wilson <jimw@sifive.com>
4480 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4481 align, size, offset. Use them to handle a BLKmode reference. Update
4483 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4485 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4487 PR rtl-optimization/89768
4488 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4490 (unroll_loop_runtime_iterations): Likewise.
4492 2019-03-19 Martin Sebor <msebor@redhat.com>
4494 PR tree-optimization/89644
4495 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4496 rather than endptr as an indicator of nul-termination.
4498 PR tree-optimization/89644
4499 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4500 arrays in determining sequence sizes in strncpy and stpncpy.
4502 2019-03-19 Martin Liska <mliska@suse.cz>
4505 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4506 unlikely_edges if there's an edge that belongs to both these sets.
4508 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4511 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4512 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4513 go via a stack temporary.
4515 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4518 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4519 instead of gen_rtx_SUBREG.
4520 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4522 2019-03-19 Richard Biener <rguenther@suse.de>
4525 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4527 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4531 * tree.c (free_lang_data_in_decl): Do not free context of C++
4534 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4537 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4538 subs for the first alternative except when operands[3] is 1.
4541 * gimplify.c (gimplify_asm_expr): For output argument with
4542 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4545 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4547 PR rtl-optimization/89753
4548 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4549 explicit unrolling factor even more robust.
4551 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4554 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4555 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4556 signed zeros, do another copysign after the compensation.
4558 2019-03-18 Martin Sebor <msebor@redhat.com>
4560 PR tree-optimization/89720
4561 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4562 more conservatively, the same as anti-range.
4564 2019-03-18 Richard Biener <rguenther@suse.de>
4567 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4568 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4569 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4570 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4572 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4574 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4575 Extend queue to 1024 entries.
4576 Add "consumed" field.
4577 (gomp_print_output): Remove print_index parameter.
4578 Add final parameter.
4579 Change limit to unsigned.
4580 Use consumed field to implement circular buffer.
4581 Detect interrupted print in final pass.
4582 Flush output at the end.
4583 (run): Update gomp_print_output usage.
4584 (main): Initialize kernargs->output_data.consumed.
4586 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4588 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4589 calculation of the minimum number of scalar iterations for
4590 fully-predicated loops.
4592 2019-03-18 Martin Jambor <mjambor@suse.cz>
4594 PR tree-optimization/89546
4595 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4596 any propagation to its children took place.
4598 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4601 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4602 parameter, and make use of it.
4603 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4605 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4607 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4608 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4609 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4610 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4611 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4612 match what the ops is doing.
4613 (push_multi_fp_blink): Likewise.
4614 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4615 compiling for size and elf target.
4616 (arc_save_callee_enter): Adjust note to match what enter/leave
4619 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4621 * config/arc/arc.md (tst_movb): Fix constraint.
4623 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4625 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4627 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4629 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4630 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4631 reg_alloc_order references.
4632 (size_alloc_order): Define.
4633 (arc_adjust_reg_alloc_order): New function.
4634 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4636 (ADJUST_REG_ALLOC_ORDER): Define.
4637 (HONOR_REG_ALLOC_ORDER): Likewise.
4639 2019-03-18 Richard Biener <rguenther@suse.de>
4642 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4643 loads and stores a bit more.
4645 2019-03-18 Richard Biener <rguenther@suse.de>
4648 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4649 load pessimization to stores as well.
4651 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4654 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4655 successor, use NULL as its av set.
4657 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4659 PR rtl-optimization/89721
4660 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4662 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4665 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4666 When handling vec_extract, use modular arithmetic to allow
4667 constant selectors greater than vector length.
4668 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4669 V1TImode vectors to have constant selector values greater than 0.
4670 Use modular arithmetic to compute vector index.
4671 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4672 index for in-memory vectors. Correct code generation for
4673 in-register vectors.
4674 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4677 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4681 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4684 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4687 * tree.c (inchash::add_expr): Strip any location wrappers.
4688 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4689 after hash verification.
4692 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4693 SIGN_EXTEND and ZERO_EXTEND.
4695 2019-03-14 Jason Merrill <jason@redhat.com>
4696 Jakub Jelinek <jakub@redhat.com>
4698 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4699 than if is_empty (*slot).
4700 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4701 existing elt and for elt removal.
4702 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4703 of already removed elt.
4705 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4708 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4711 2019-03-14 Martin Liska <mliska@suse.cz>
4714 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4716 2019-03-14 Richard Biener <rguenther@suse.de>
4719 * config/i386/i386.c (make_resolver_func): Properly set
4720 DECL_CONTEXT on the RESULT_DECL.
4721 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4723 2019-03-14 Richard Biener <rguenther@suse.de>
4725 * gimple-pretty-print.c: Include cfgloop.h.
4726 (dump_gimple_phi): Adjust.
4727 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4728 (pp_cfg_jump): Adjust.
4729 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4730 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4731 (lower_phi_internal_fn): Remove.
4732 (verify_gimple_call): Remove IFN_PHI special-casing.
4733 (dump_function_to_file): Dump IL state.
4734 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4735 done to deal with PHI nodes being present in non-SSA state.
4737 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4740 * multiple_target.c (create_dispatcher_calls): Change
4741 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4742 In the node->iterate_referring loop, push *ref rather than ref, call
4743 ref->remove_reference () and always pass 0 to iterate_referring.
4745 PR rtl-optimization/89679
4746 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4747 would contain a paradoxical SUBREG.
4749 2019-03-14 Richard Biener <rguenther@suse.de>
4751 PR tree-optimization/89710
4752 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4755 2019-03-14 Martin Liska <mliska@suse.cz>
4757 * coverage.c (coverage_begin_function): Stream also
4759 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4760 documentation about function declaration location.
4761 * gcov-dump.c (tag_function): Print whole range
4762 of function declaration.
4763 * gcov.c (struct function_info): Add end_column field.
4764 (function_info::function_info): Initialize it.
4765 (output_json_intermediate_file): Output {start,end}_column
4767 (read_graph_file): Read end_column.
4769 2019-03-14 Richard Biener <rguenther@suse.de>
4772 * fold-const.c (operand_equal_p): For INDIRECT_REF check
4773 that the access types are similar.
4775 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4777 PR tree-optimization/89703
4778 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
4779 aren't compatible also with builtin_decl_explicit. Check pure
4780 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
4781 and BUILT_IN_STPNCPY{,_CHK}.
4783 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
4787 addr32 prefix to VSIB address for X32.
4788 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
4790 (*avx512pf_gatherpf<mode>df_mask): Likewise.
4791 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
4792 (*avx512pf_scatterpf<mode>df_mask): Likewise.
4793 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
4794 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
4795 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
4796 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
4797 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
4798 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
4799 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
4800 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
4801 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
4802 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
4803 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
4804 (*avx512f_scatterdi<mode>): Likewise.
4806 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
4809 * lra-constraints.c (inherit_in_ebb): Update
4810 potential_reload_hard_regs along with live_hard_regs.
4812 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4815 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
4817 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
4819 2019-03-13 Martin Sebor <msebor@redhat.com>
4821 PR tree-optimization/89662
4822 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
4825 2019-03-13 Richard Biener <rguenther@suse.de>
4828 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
4829 throw FP expressions at tree-affine.
4831 2019-03-14 Richard Biener <rguenther@suse.de>
4833 * tree-pretty-print.c (dump_generic_node): For -gimple properly
4834 dump negative integer constants using _Literal (type) -num.
4836 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4838 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
4839 nonlocal_value member.
4842 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
4843 (ipa_simd_modify_function_body): Handle PHIs.
4845 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4847 * config/s390/s390.c (s390_option_override_internal): Use more
4848 aggressive inlining parameters.
4850 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4852 * config/s390/3906.md: New file.
4853 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4854 (LONGRUNNING_THRESHOLD): Remove.
4855 (MAX_SCHED_MIX_SCORE): Decrease.
4856 (MAX_SCHED_MIX_DISTANCE): Decrease.
4857 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
4858 (struct s390_sched_state): New struct to hold scheduling state.
4859 (S390_SCHED_STATE_NORMAL): Remove.
4860 (S390_SCHED_STATE_CRACKED): Remove.
4861 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
4862 (s390_get_sched_attrmask): Use new attribute.
4863 (s390_get_unit_mask): Use new units.
4864 (s390_is_fpd): New function.
4865 (s390_is_fxd): New function.
4866 (s390_is_longrunning): New function.
4867 (s390_sched_score): Use new functions.
4868 (s390_sched_reorder): Likewise.
4869 (s390_sched_variable_issue): Rework and use new functions.
4870 (s390_sched_init): Use new functions.
4871 * config/s390/s390.h (s390_tune_attr): Add z14.
4872 * config/s390/s390.md: Add z14.
4874 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4876 * config/s390/2964.md: Update pipeline description.
4877 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4878 (LONGRUNNING_THRESHOLD): Remove.
4879 (LATENCY_FACTOR): Remove.
4880 (s390_get_unit_mask): Add unit.
4881 (s390_sched_score): Use fxd/fpd.
4882 (s390_sched_variable_issue): Use fxd/fpd.
4884 2019-03-12 Martin Liska <mliska@suse.cz>
4886 * config/i386/i386.c: Reword an error message.
4888 2019-03-12 Martin Jambor <mjambor@suse.cz>
4890 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
4891 terminate with newline.
4893 2019-03-12 Jakub Jelinek <jakub@redhat.com>
4896 * config/s390/s390.md (tabort): Use %wd instead of
4897 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
4898 letters and periods.
4899 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
4900 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
4904 * builtins.c (expand_builtin_int_roundingfn,
4905 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
4906 gcc_unreachable if validate_arglist fails.
4908 2019-03-12 Richard Biener <rguenther@suse.de>
4910 PR tree-optimization/89664
4911 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
4912 free the occurance tree after the early out.
4914 2019-03-11 Jakub Jelinek <jakub@redhat.com>
4918 * vr-values.c (vr_values::update_value_range): If
4919 old_vr->varying_p (), don't update it, make new_vr also VARYING
4922 2019-03-11 Martin Liska <mliska@suse.cz>
4924 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4925 Fix double string quoting.
4927 2019-03-11 Martin Liska <mliska@suse.cz>
4929 * collect-utils.c (collect_wait): Wrap apostrophes
4930 in gcc internal format with %'.
4931 * collect2.c (main): Likewise.
4932 (scan_prog_file): Likewise.
4933 (scan_libraries): Likewise.
4934 * config/i386/i386.c (ix86_expand_call): Likewise.
4935 (ix86_handle_interrupt_attribute): Likewise.
4936 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
4937 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
4938 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
4939 * lto-wrapper.c (find_crtoffloadtable): Likewise.
4940 * symtab.c (symtab_node::verify_base): Likewise.
4941 * tree-cfg.c (verify_gimple_label): Likewise.
4942 * tree.c (verify_type_variant): Likewise.
4944 2019-03-11 Martin Liska <mliska@suse.cz>
4946 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
4947 in a string format message and fix GNU coding style.
4948 (expand_builtin_set_thread_pointer): Likewise.
4949 * common/config/aarch64/aarch64-common.c
4950 (aarch64_rewrite_selected_cpu): Likewise.
4951 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
4952 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
4953 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
4954 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
4955 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
4956 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
4957 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
4958 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
4959 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
4960 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
4962 * common/config/riscv/riscv-common.c
4963 (riscv_subset_list::parsing_subset_version): Likewise.
4964 (riscv_subset_list::parse_std_ext): Likewise.
4965 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
4966 (riscv_subset_list::parse): Likewise.
4967 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
4968 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
4969 (aarch64_override_options_internal): Likewise.
4970 (aarch64_validate_mcpu): Likewise.
4971 (aarch64_validate_march): Likewise.
4972 (aarch64_validate_mtune): Likewise.
4973 (aarch64_override_options): Likewise.
4974 * config/alpha/alpha.c (alpha_option_override): Likewise.
4975 * config/arc/arc.c (arc_init): Likewise.
4976 (parse_mrgf_banked_regs_option): Likewise.
4977 (arc_override_options): Likewise.
4978 (arc_expand_builtin_aligned): Likewise.
4979 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
4980 (arm_expand_builtin): Likewise.
4981 * config/arm/arm.c (arm_option_check_internal): Likewise.
4982 (arm_configure_build_target): Likewise.
4983 (arm_option_override): Likewise.
4984 (arm_options_perform_arch_sanity_checks): Likewise.
4985 (arm_handle_cmse_nonsecure_entry): Likewise.
4986 (arm_handle_cmse_nonsecure_call): Likewise.
4987 (arm_tls_referenced_p): Likewise.
4988 (thumb1_expand_prologue): Likewise.
4989 * config/avr/avr.c (avr_option_override): Likewise.
4990 * config/bfin/bfin.c (bfin_option_override): Likewise.
4991 * config/c6x/c6x.c (c6x_option_override): Likewise.
4992 * config/cr16/cr16.c (cr16_override_options): Likewise.
4993 * config/cris/cris.c (cris_option_override): Likewise.
4994 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
4995 * config/darwin-c.c (macosx_version_as_macro): Likewise.
4996 * config/darwin.c (darwin_override_options): Likewise.
4997 * config/frv/frv.c (frv_expand_builtin): Likewise.
4998 * config/h8300/h8300.c (h8300_option_override): Likewise.
4999 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5000 (ix86_option_override_internal): Likewise.
5001 (warn_once_call_ms2sysv_xlogues): Likewise.
5002 (ix86_expand_prologue): Likewise.
5003 (split_stack_prologue_scratch_regno): Likewise.
5004 (ix86_warn_parameter_passing_abi): Likewise.
5005 * config/ia64/ia64.c (fix_range): Likewise.
5006 * config/m68k/m68k.c (m68k_option_override): Likewise.
5007 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5008 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5009 (mips_set_compression_mode): Likewise.
5010 * config/mmix/mmix.c (mmix_option_override): Likewise.
5011 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5012 * config/msp430/msp430.c (msp430_option_override): Likewise.
5013 * config/nds32/nds32.c (nds32_option_override): Likewise.
5014 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5015 (nios2_option_override): Likewise.
5016 (nios2_expand_custom_builtin): Likewise.
5017 * config/nvptx/mkoffload.c (main): Likewise.
5018 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5019 * config/pa/pa.c (fix_range): Likewise.
5020 (pa_option_override): Likewise.
5021 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5022 (riscv_option_override): Likewise.
5023 * config/rl78/rl78.c (rl78_option_override): Likewise.
5024 * config/rs6000/aix61.h: Likewise.
5025 * config/rs6000/aix71.h: Likewise.
5026 * config/rs6000/aix72.h: Likewise.
5027 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5028 * config/rs6000/freebsd64.h: Likewise.
5029 * config/rs6000/linux64.h: Likewise.
5030 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5031 (rs6000_expand_zeroop_builtin): Likewise.
5032 (rs6000_expand_mtfsb_builtin): Likewise.
5033 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5034 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5035 (rs6000_invalid_builtin): Likewise.
5036 (rs6000_expand_split_stack_prologue): Likewise.
5037 * config/rs6000/rtems.h: Likewise.
5038 * config/rx/rx.c (valid_psw_flag): Likewise.
5039 (rx_expand_builtin): Likewise.
5040 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5041 * config/s390/s390.c (s390_expand_builtin): Likewise.
5042 (s390_function_profiler): Likewise.
5043 (s390_option_override_internal): Likewise.
5044 (s390_option_override): Likewise.
5045 * config/sh/sh.c (sh_option_override): Likewise.
5046 (sh_builtin_saveregs): Likewise.
5047 (sh_fix_range): Likewise.
5048 * config/sh/vxworks.h: Likewise.
5049 * config/sparc/sparc.c (sparc_option_override): Likewise.
5050 * config/spu/spu.c (spu_option_override): Likewise.
5051 (fix_range): Likewise.
5052 * config/visium/visium.c (visium_option_override): Likewise.
5053 (visium_handle_interrupt_attr): Likewise.
5054 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5055 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5056 (dbg_cnt_process_opt): Likewise.
5057 * dwarf2out.c (output_dwarf_version): Likewise.
5058 * except.c (expand_eh_return): Likewise.
5059 * gcc.c (defined): Likewise.
5060 (driver_handle_option): Likewise.
5061 (process_command): Likewise.
5062 (compare_files): Likewise.
5063 (driver::prepare_infiles): Likewise.
5064 (driver::do_spec_on_infiles): Likewise.
5065 (driver::maybe_run_linker): Likewise.
5066 * omp-offload.c (oacc_parse_default_dims): Likewise.
5067 * opts-global.c (handle_common_deferred_options): Likewise.
5068 * opts.c (parse_sanitizer_options): Likewise.
5069 (common_handle_option): Likewise.
5070 (enable_warning_as_error): Likewise.
5071 * passes.c (enable_disable_pass): Likewise.
5072 * plugin.c (parse_plugin_arg_opt): Likewise.
5073 (default_plugin_dir_name): Likewise.
5074 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5075 (default_pch_valid_p): Likewise.
5076 * toplev.c (init_asm_output): Likewise.
5077 (process_options): Likewise.
5078 (toplev::run_self_tests): Likewise.
5079 * tree-cfg.c (verify_gimple_call): Likewise.
5080 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5081 (tree_inlinable_function_p): Likewise.
5082 * var-tracking.c (vt_find_locations): Likewise.
5084 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5086 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5087 only on the else branch.
5089 2019-03-11 Martin Liska <mliska@suse.cz>
5091 * gcov.c (output_intermediate_json_line): Print function
5093 (output_json_intermediate_file): Add new argument.
5094 * doc/gcov.texi: Document the change.
5096 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5098 PR rtl-optimization/89588
5099 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5100 explicit unrolling factor more robust.
5102 2019-03-11 Richard Biener <rguenther@suse.de>
5104 PR tree-optimization/89649
5105 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5106 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5107 on the prolog and epilog loops.
5108 (vect_loop_versioning): Return copy of loop.
5109 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5110 on the non-vectorized version of the loop.
5112 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5115 * config/i386/sse.md (*vec_extractv2di_0_sse):
5116 Add (=r,x) alternative and corresponding splitter.
5118 2019-03-10 Martin Jambor <mjambor@suse.cz>
5120 PR tree-optimization/85762
5121 PR tree-optimization/87008
5122 PR tree-optimization/85459
5123 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5124 it points to if there is a type changing MEM_REF. Adjust all callers.
5125 (build_accesses_from_assign): Disable total scalarization if
5126 contains_vce_or_bfcref_p returns true through the new parameter, for
5129 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5132 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5133 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5136 * common.opt (fdiagnostics-show-labels,
5137 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5138 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5139 gas-locview-support, ginline-points, ginternal-reset-location-views):
5140 Terminate description text with a dot.
5141 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5142 * config/mcore/mcore.opt (m210, m340): Likewise.
5143 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5144 mnops=): Start description text with a capital letter.
5145 * config/arc/arc.opt (msize-level=): Likewise.
5146 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5147 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5149 * config/ft32/ft32.opt (msim): Likewise.
5150 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5151 (mnodiv, mnopm): Terminate description text with a dot.
5152 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5154 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5156 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5159 PR rtl-optimization/89634
5160 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5161 are modified in BB_END (e->src) instruction.
5163 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5166 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5167 messages more amenable to translation, and improve wording.
5169 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5171 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5172 ud- and du-chains between phases.
5174 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5177 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5178 instead of POLY_INT_CST.
5180 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5182 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5185 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5190 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5191 (_mm_storeu_si64): Ditto.
5193 2019-03-08 Martin Liska <mliska@suse.cz>
5196 * config/i386/i386.c (ix86_option_override_internal): Disable
5197 jump tables when retpolines are used.
5199 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5202 * ipa-split.c (execute_split_functions): Do not split
5203 'noinline' or 'section' function.
5205 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5208 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5209 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5210 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5213 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5214 from diagnostics. Formatting fixes.
5217 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5218 warn_odr diagnostics.
5221 * lra-constraints.c (process_alt_operands): Avoid one space before
5222 " at the end of line and another after " on another line in a string
5224 * attribs.c (handle_dll_attribute): Likewise.
5225 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5227 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5228 warning_at or inform messages in G_() if there is no ?:.
5230 PR tree-optimization/89550
5231 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5232 returned true. Formatting fixes.
5233 (expand_builtin_strnlen): Formatting fixes.
5234 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5235 if warning_at returned true.
5236 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5238 2019-03-08 Richard Biener <rguenther@suse.de>
5241 * cfgloop.h (struct loop): Add owned_clique field.
5242 * cfgloopmanip.c (copy_loop_info): Copy it.
5243 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5245 * tree-inline.c (copy_loops): Remap owned_clique.
5246 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5247 * lto-streamer-out.c (output_cfg): Likewise.
5249 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5252 * config/darwin.c: Include intl.h.
5253 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5254 composing the message out of two separate parts.
5256 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5259 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5260 doesn't start with a capital letter and doesn't end with a dot.
5261 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5262 with a capital letter.
5263 (ix86_mangle_function_version_assembler_name): Likewise.
5264 (ix86_generate_version_dispatcher_body): Likewise.
5265 (fold_builtin_cpu): Likewise.
5266 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5267 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5268 translators, wrap full type name in %qs.
5270 PR translation/79999
5271 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5272 depend clause with source (or sink) modifier.
5273 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5276 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5277 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5278 (avx512f_load<mode>_mask): New define_expand.
5279 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5280 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5281 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5282 __builtin_ia32_movess_mask): New builtins.
5283 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5284 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5285 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5286 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5288 2019-03-07 Martin Jambor <mjambor@suse.cz>
5291 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5292 for extern inline functions.
5294 2019-03-07 Martin Jambor <mjambor@suse.cz>
5297 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5298 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5299 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5300 have multiple callees. At the end check if declarations match as
5301 opposed to cgraph_nodes.
5303 2019-03-07 Martin Liska <mliska@suse.cz>
5305 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5306 which is equivalent to searching for this in clones chain.
5307 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5308 names with a neighbour and special case first node in a chain.
5310 2019-01-25 Jason Merrill <jason@redhat.com>
5312 PR c++/80916 - spurious "static but not defined" warning.
5313 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5314 for an internal symbol with DECL_EXTERNAL.
5316 2019-04-07 Richard Biener <rguenther@suse.de>
5319 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5320 * tree-inline.c (copy_loops): Simplify.
5322 2019-03-07 Martin Liska <mliska@suse.cz>
5324 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5326 2019-03-07 Richard Biener <rguenther@suse.de>
5328 PR tree-optimization/89595
5329 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5330 stmt iterator as reference, take boolean output parameter to
5331 indicate whether the stmt was removed and thus the iterator
5333 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5334 stmts created by folding.
5336 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5339 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5342 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5344 PR rtl-optimization/88845
5345 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5347 * lra.c (remove_scratches_1): New function.
5348 (remove_scratches): Use it.
5349 (lra_emit_move): Likewise.
5351 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5353 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5354 unaligned_access variable.
5355 * config/arc/arc.c (arc_override_options): Set unaligned access
5356 default on for HS CPUs.
5357 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5359 2019-03-06 Martin Liska <mliska@suse.cz>
5361 PR gcov-profile/89577
5362 * doc/gcov.texi: Prefer to use --coverage.
5363 * doc/sourcebuild.texi: Likewise.
5365 2019-03-02 Jason Merrill <jason@redhat.com>
5367 PR c++/86485 - -Wmaybe-unused with empty class ?:
5368 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5370 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5373 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5377 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5378 exactly one argument.
5380 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5381 Richard Sandiford <richard.sandiford@arm.com>
5383 PR tree-optimization/89570
5384 * match.pd (vec_cond into cond_op simplification): Don't use
5385 get_conditional_internal_fn, use as_internal_fn (cond_op).
5387 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5390 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5391 to decide when to split off a non-zero offset from a symbol.
5392 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5393 in function symbols.
5395 2019-03-05 Richard Biener <rguenther@suse.de>
5397 PR tree-optimization/89594
5398 * tree-if-conv.c (pass_if_conversion::execute): Handle
5399 case where .LOOP_VECTORIZED_FUNCTION was removed.
5401 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5404 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5405 instead alloca it only when needed with the needed size.
5407 PR tree-optimization/89570
5408 * match.pd (vec_cond into cond_op simplification): Guard with
5409 vectorized_internal_fn_supported_p test and #if GIMPLE.
5411 PR tree-optimization/89566
5412 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5413 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5414 Punt if get_user_idx_format succeeds, but idx_format argument is
5415 not provided or doesn't have pointer type, or if idx_args is above
5416 number of provided arguments.
5418 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5420 PR tree-optimization/89437
5421 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5423 2019-03-04 Richard Biener <rguenther@suse.de>
5426 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5429 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5431 PR tree-optimization/89487
5432 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5433 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5434 (distribute_loop): Don't do runtime alias check if there is non-
5435 addressable data reference.
5436 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5437 is a register variable.
5439 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5442 * config/arm/arm.md (cmpsi2_addneg): Use
5443 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5444 If operands[2] is 0 or INT_MIN, force use of subs.
5445 (*compare_scc splitter): Use gen_int_mode.
5446 (*negscc): Likewise.
5447 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5449 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5450 Monk Chiang <sh.chiang04@gmail.com>
5452 * common/config/riscv/riscv-common.c: Include sstream.
5453 (riscv_subset_list::to_string): New.
5454 (riscv_arch_str): Likewise.
5455 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5457 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5458 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5459 (riscv_emit_attribute): New.
5460 (riscv_file_start): Emit attribute if needed.
5461 (riscv_option_override): Init riscv_emit_attribute_p.
5462 * config/riscv/riscv.opt (mriscv-attribute): New option.
5463 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5465 * doc/install.texi: Document --with-riscv-attribute.
5466 * doc/invoke.texi: Document -mriscv-attribute.
5468 * common/config/riscv/riscv-common.c:
5469 Include config/riscv/riscv-protos.h.
5470 (INCLUDE_STRING): Defined.
5471 (RISCV_DONT_CARE_VERSION): Defined.
5472 (riscv_subset_t): Declare.
5473 (riscv_subset_t::riscv_subset_t): New.
5474 (riscv_subset_list): Declare.
5475 (riscv_subset_list::riscv_subset_list): New.
5476 (riscv_subset_list::~riscv_subset_list): Likewise.
5477 (riscv_subset_list::parsing_subset_version): Likewise.
5478 (riscv_subset_list::parse_std_ext): Likewise.
5479 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5480 (riscv_subset_list::add): Likewise.
5481 (riscv_subset_list::lookup): Likewise.
5482 (riscv_subset_list::xlen): Likewise.
5483 (riscv_subset_list::parse): Likewise.
5484 (riscv_supported_std_ext): Likewise.
5485 (current_subset_list): Likewise.
5486 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5489 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5491 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5492 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5493 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5495 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5497 PR rtl-optimization/85899
5498 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5499 fallthru edges leading to the exit block.
5501 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5504 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5505 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5507 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5509 PR tree-optimization/89535
5510 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5511 for each operand. Calculate the fallback choice for mask operands
5512 and pass it to vect_get_vec_def_for_operand.
5514 2019-03-01 Richard Biener <rguenther@suse.de>
5517 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5518 get virtual operands.
5519 (get_expr_operands): Handle CONST_DECL like other decls.
5521 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5524 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5525 on DECL_P and EXPR_P.
5527 2019-03-01 Richard Biener <rguenther@suse.de>
5530 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5531 argument, defaulted to zero.
5532 * passes.c (execute_function_todo): Pass down SSA update flags
5533 to cleanup_tree_cfg.
5534 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5535 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5537 (cleanup_tree_cfg): Get and pass down SSA update flags.
5539 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5542 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5543 early_lto_debug argument.
5545 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5547 PR tree-optimization/89536
5548 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5549 only whether bit #0 of the value is 0 instead of the entire value.
5551 2019-02-28 Marek Polacek <polacek@redhat.com>
5553 PR c++/87068 - missing diagnostic with fallthrough statement.
5554 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5555 at the end of a seq, save its location to walk_stmt_info.
5556 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5559 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5562 * tree.c (find_atomic_core_type): Move ahead in file.
5563 (check_base_type): Correctly compare alignments of atomic types.
5565 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5568 * config/i386/i386.c (get_builtin_code_for_version): Identify
5569 Westmere from PCLMUL, instead of AES.
5571 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5574 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5575 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5578 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5581 * config/aarch64/aarch64-option-extensions.def: Document it.
5582 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5585 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5588 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5589 builtins if they don't have a single scalar floating point argument.
5592 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5594 PR rtl-optimization/89490
5595 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5596 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5597 block section is not mergeable.
5599 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5602 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5603 old define_insn to ...
5604 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5605 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5606 Rename old define_insn to ...
5607 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5608 (thumb2_casesi_internal_pic): New define_expand. Rename old
5610 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5611 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5612 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5614 2019-02-27 Richard Biener <rguenther@suse.de>
5617 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5619 2019-02-27 Richard Biener <rguenther@suse.de>
5621 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5624 2019-02-27 Richard Biener <rguenther@suse.de>
5627 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5628 parameter, prefix section name with .gnu.debuglto_ if true.
5629 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5630 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5632 2019-02-27 Richard Biener <rguenther@suse.de>
5635 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5636 rather than on use_debug_types, doing what output_die does.
5637 (value_format): Likewise.
5639 2019-02-27 Martin Jambor <mjambor@suse.cz>
5640 Martin Sebor <msebor@redhat.com>
5642 * doc/invoke.texi (Warning Options): Reword description of
5643 -Wno-absolute-value.
5645 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5647 PR tree-optimization/89280
5648 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5649 builtin_setjmp_setup_bb): New functions.
5650 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5651 When visiting __builtin_setjmp_setup block, queue in special
5652 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5653 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5654 from visited after the loop if they don't have any visited successor
5657 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5659 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5661 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5663 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5666 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5667 with types other than sizetype/ssizetype.
5669 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5671 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5672 (enum sparc_processor_type): ...this.
5673 (enum sparc_code_model_type): New enumeration type.
5674 (enum sparc_memory_model_type): Tweak comments.
5675 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5677 (mcmodel): Use sparc_code_model enumeration and variable.
5678 (sparc_code_model): New enumeration.
5679 (mdebug): Add Undocumented marker.
5680 * config/sparc/sparc.h (enum cmodel): Delete.
5681 (sparc_cmodel): Likewise.
5682 (TARGET_CM_MEDLOW): Adjust to above renaming.
5683 (TARGET_CM_MEDMID): Likewise.
5684 (TARGET_CM_MEDANY): Likewise.
5685 (TARGET_CM_EMBMEDANY): Likewise.
5686 * config/sparc/sparc.c (sparc_cmodel): Delete.
5687 (sparc_option_override): Remove string/value mapping support for the
5688 code model. Move code and memory model support to after the handling
5689 of target flags. Do private machine setup last.
5690 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5691 (sparc_legitimize_reload_address): Likewise.
5692 (sparc_output_mi_thunk): Likewise.
5693 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5695 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5697 PR tree-optimization/89500
5698 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5699 (handle_builtin_strlen): Remove noncst_bound variable. Always
5700 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5701 cst if the first cst bytes starting at x are known to be non-zero,
5702 even if the string is not zero terminated. Don't try to modify
5703 *si for strnlen. Update strlen_to_stridx only for strlen or if
5704 we can prove strnlen returns the same value as strlen would.
5706 2019-02-26 Martin Liska <mliska@suse.cz>
5708 * alloc-pool.h (struct pool_usage): Remove extra
5710 * bitmap.h (struct bitmap_usage): Likewise.
5711 * ggc-common.c (struct ggc_usage): Likewise.
5712 * mem-stats.h (struct mem_usage): Likewise.
5713 (mem_alloc_description::dump): Print dash lines
5714 here and repeat header at the end of a table report.
5715 It's then more readable.
5716 * tree-phinodes.c (phinodes_print_statistics): Make
5717 horizontal alignment.
5718 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5719 * vec.c (struct vec_usage): Remove extra print_dash_line.
5720 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5722 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5724 * doc/extend.texi (__builtin_object_size):
5725 Use @pxref instead of @xref inside parenthesis.
5726 (__builtin_has_attribute): Add missing comma after @xref.
5727 (__builtin_object_size): Ditto.
5728 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5729 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5732 2019-02-26 Jeff Law <law@redhat.com>
5734 PR rtl-optimization/87761
5735 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5736 detect obviously dead insns and delete them.
5738 2019-02-26 Richard Biener <rguenther@suse.de>
5740 PR tree-optimization/89505
5741 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5742 to handle restrict pointed-to vars with multiple subvars
5745 2019-02-26 Richard Biener <rguenther@suse.de>
5747 PR tree-optimization/89489
5748 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5750 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5752 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5753 and move around comment.
5754 <BIT_AND_EXPR>: Likewise.
5755 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5757 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5760 * config/i386/i386.c (remove_partial_avx_dependency): Call
5761 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5762 after changing possibly many instructions to use that pseudo. Fix up
5763 insertion of v4sf_const0 setter at the start of bb.
5765 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5768 * doc/extend.texi (Variadic Pointer Args): New section.
5770 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5771 Martin Sebor <msebor@gmail.com>
5773 * common.opt (Wattribute-alias): Likewise.
5774 * doc/invoke.texi (Option Summary): List general form of
5775 -Wattribute-alias=. List positive form of -Wmissing-attributes.
5776 (-Wmissing-attributes): Invert entry, rewrite and correct default.
5777 Add cross-references.
5778 (-Wattribute-alias): Rewrite and correct default. Mention
5779 considered attributes (same as for -Wmissing-attributes).
5781 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
5783 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
5784 (_mm_cvtpd_ps): Likewise.
5785 (_mm_cvttpd_epi32): Likewise.
5788 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
5789 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
5792 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
5794 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5797 * common/config/aarch64/aarch64-common.c
5798 (struct aarch64_option_extension): Add is_synthetic.
5799 (all_extensions): Use it.
5800 (TARGET_OPTION_INIT_STRUCT): Define hook.
5801 (struct gcc_targetm_common): Moved to end.
5802 (all_extensions_by_on): New.
5803 (opt_ext_cmp, typedef opt_ext): New.
5804 (aarch64_option_init_struct): New.
5805 (aarch64_contains_opt): New.
5806 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
5807 * config/aarch64/aarch64-option-extensions.def
5808 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
5809 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
5810 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
5811 Set is_synthetic to false.
5812 (crypto): Set is_synthetic to true.
5813 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
5816 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5818 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5819 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
5820 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5821 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
5822 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
5823 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
5824 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
5825 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
5827 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
5828 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5829 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
5830 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
5831 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
5832 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
5833 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
5834 vfmlsl_laneq_high_f16): ... To this.
5835 * config/arm/neon.md: Update comments.
5837 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5839 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5840 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
5841 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5842 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
5843 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
5844 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
5845 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
5846 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
5848 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
5849 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5850 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
5851 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
5852 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
5853 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
5854 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
5855 vfmlslq_laneq_high_f16): ... To this.
5857 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
5859 PR rtl-optimization/86096
5860 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
5861 comparing mw_order values.
5863 2019-02-25 Jakub Jelinek <jakub@redhat.com>
5866 * config/arm/arm.md (*subsi3_carryin_const): Use
5867 arm_neg_immediate_operand predicate instead of
5868 arm_not_immediate_operand, "L" constraint instead of "K" and
5869 print it using %n2 instead of %B2.
5870 (*subsi3_carryin_const0): New define_insn.
5871 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
5872 instead of arm_not_operand and "I" constraint instead of "K" and
5873 print it using %n3 instead of %B2. Instead of using match_dup 2 add
5874 another match_operand and in the condition check that it is negation
5876 (*subsi3_carryin_compare_const0): New define_ins.
5877 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
5878 *subsi3_carryin_const.
5879 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
5880 split into *subsi3_carryin_compare_const0 if the highpart is zero.
5883 * config/arm.vfp.md (*negdf2_vfp): Use
5884 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
5885 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
5887 2019-02-24 Jakub Jelinek <jakub@redhat.com>
5889 PR rtl-optimization/89445
5890 * simplify-rtx.c (simplify_ternary_operation): Don't use
5891 simplify_merge_mask on operands that may trap.
5892 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
5893 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
5894 second operand is CONST_VECTOR, check if any element could be zero.
5895 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
5896 their operands can trap.
5898 2019-02-23 Martin Sebor <msebor@redhat.com>
5900 * gimple-ssa-sprintf.c (target_strtol): Rename...
5901 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
5902 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
5903 check for range error.
5905 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
5908 * opts-common.c (prune_options): Also prune joined switches
5909 with Negative and RejectNegative.
5910 * config/i386/i386.opt (march=): Add Negative(march=).
5911 (mtune=): Add Negative(mtune=).
5912 * doc/options.texi: Document Negative used together with Joined
5915 2019-02-22 Martin Sebor <msebor@redhat.com>
5917 * doc/extend.texi (Other Builtins): Add
5918 __builtin_is_constant_evaluated.
5920 2019-02-22 Richard Biener <rguenther@suse.de>
5922 PR tree-optimization/87609
5923 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
5925 2019-02-22 Jeff Law <law@redhat.com>
5927 PR rtl-optimization/87761
5928 * config/mips/mips.md: Add new combiner pattern to recognize
5929 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
5931 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
5934 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
5935 destination register in peepholes generating patterns for ADDS/SUBS.
5936 (add<mode>3_compare0,
5937 *addsi3_compare0_uxtw, add<mode>3_compareC,
5938 add<mode>3_compareV_imm, add<mode>3_compareV,
5939 *adds_<optab><ALLX:mode>_<GPI:mode>,
5940 *subs_<optab><ALLX:mode>_<GPI:mode>,
5941 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
5942 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
5943 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
5944 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
5945 sub<mode>3_compare1): Allow stack pointer for source register.
5946 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
5948 2019-02-22 Martin Sebor <msebor@redhat.com>
5950 PR tree-optimization/88993
5951 PR tree-optimization/88853
5952 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
5954 (sprintf_dom_walker::call_info::is_string_func): New helper.
5955 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
5956 for formatted string functions.
5957 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
5959 2019-02-22 Martin Sebor <msebor@redhat.com>
5962 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
5963 unreachable subexpressions.
5965 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
5966 Hongtao Liu <hongtao.liu@intel.com>
5967 Sunil K Pandey <sunil.k.pandey@intel.com>
5970 * config/i386/i386-passes.def: Add
5971 pass_remove_partial_avx_dependency.
5972 * config/i386/i386-protos.h
5973 (make_pass_remove_partial_avx_dependency): New.
5974 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
5976 (pass_data_remove_partial_avx_dependency): New.
5977 (pass_remove_partial_avx_dependency): Likewise.
5978 (make_pass_remove_partial_avx_dependency): Likewise.
5979 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
5980 (*extendsfdf2): Add avx_partial_xmm_update.
5981 (truncdfsf2): Likewise.
5982 (*float<SWI48:mode><MODEF:mode>2): Likewise.
5983 (SF/DF conversion splitters): Disabled for TARGET_AVX.
5985 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
5988 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
5991 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
5994 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
5995 (PTA_SKYLAKE): Add PTA_AES.
5996 (PTA_GOLDMONT): Likewise.
5998 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6000 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6001 instruction if enabled.
6002 (aarch64_override_options): Remove reference to return address key.
6004 2019-02-22 Richard Biener <rguenther@suse.de>
6006 PR tree-optimization/89440
6007 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6008 not necessary assert.
6010 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6013 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6014 (oacc_replace_fn_attrib_attr): ... this new function.
6015 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6016 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6018 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6020 * config/arm/arm-cpus.in (ares): Rename to...
6021 (neoverse-n1): ... This. Add ares as alias.
6022 * config/arm/arm-tables.opt: Regenerate.
6023 * config/arm/arm-tune.md: Likewise.
6024 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6026 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6028 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6029 * config/aarch64/aarch64-tune.md: Regenerate.
6030 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6032 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6034 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6035 (neoversen1_tunings): ... This.
6036 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6037 (neoverse-n1): New CPU.
6038 * config/aarch64/aarch64-tune.md: Regenerate.
6039 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6041 2019-02-22 Richard Biener <rguenther@suse.de>
6044 * cfghooks.h (dependence_hash): New typedef.
6045 (struct copy_bb_data): New type.
6046 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6047 (duplicate_block): Likewise.
6048 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6049 (copy_bbs): Create and pass down copy_bb_data.
6050 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6051 (rtl_duplicate_bb): Likewise.
6052 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6053 remap dependence info.
6055 2019-02-22 Richard Biener <rguenther@suse.de>
6057 PR tree-optimization/87609
6058 * tree-core.h (tree_base): Document special clique values.
6059 * tree-inline.c (remap_dependence_clique): Do not use the
6060 special clique value of one.
6061 (maybe_set_dependence_info): Use clique one.
6062 (clear_dependence_clique): New callback.
6063 (compute_dependence_clique): Clear clique one from all refs
6064 before assigning it (again).
6066 2019-02-21 Martin Sebor <msebor@redhat.com>
6068 * doc/extend.texi (__clear_cache): Correct signature.
6070 2019-02-21 Ian Lance Taylor <iant@golang.org>
6073 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6074 than output_constant_def.
6075 (add_constant_to_table): New static function.
6076 (output_constant_def): Call add_constant_to_table.
6077 (tree_output_constant_def): Likewise.
6079 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6082 * builtins.c (fold_builtin_arith_overflow): If first two args are
6083 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6086 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6089 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6090 error for -mindirect-branch/-mfunction-return with incompatible
6093 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6096 * constraints.md (q): Remove.
6097 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6100 2019-02-21 Martin Jambor <mjambor@suse.cz>
6103 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6104 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6105 (omp_adjust_for_condition): ...here. Added necessary parameters.
6106 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6107 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6108 proper values to new parameters of omp_adjust_for_condition.
6110 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6113 * expr.c (expand_assignment): If result is a MEM, use change_address
6114 instead of simplify_gen_subreg.
6116 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6117 David Malcolm <dmalcolm@redhat.com>
6120 * fold-const.c (decode_field_reference): Return NULL_TREE if
6121 lang_hooks.types.type_for_size returns NULL. Check it before
6122 overwriting *exp_. Use return NULL_TREE instead of return 0.
6124 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6128 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6131 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6134 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6135 TARGET_SSE in addition to TARGET_SSE_MATH.
6137 (ix86_excess_precision): Ditto.
6138 (ix86_float_exceptions_rounding_supported_p): Ditto.
6139 (use_rsqrt_p): Ditto.
6140 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6142 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6145 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6146 linenum_arith_t when determining if two adjacent line spans are
6147 close enough to merge.
6148 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6149 lines within each line_span.
6151 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6154 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6155 paradoxical SUBREGS.
6157 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6160 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6161 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6162 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6165 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6167 * config/gcn/gcn.c (print_operand): Fix typo.
6169 2019-02-19 Richard Biener <rguenther@suse.de>
6172 * toplev.c (do_compile): Initialize mpfr's exponent range
6173 based on available float modes.
6175 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6177 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6178 as long as the epilogue isn't completed.
6180 2019-02-18 Martin Sebor <msebor@redhat.com>
6182 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6183 __has_cpp_attribute, and __has_include.
6185 2019-02-18 Martin Sebor <msebor@redhat.com>
6187 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6189 2019-02-18 Martin Sebor <msebor@redhat.com>
6192 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6194 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6196 2019-02-18 Richard Biener <rguenther@suse.de>
6198 PR tree-optimization/89296
6199 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6200 of no-warning flag to cases that might emit the bogus warning.
6202 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6205 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6207 * config/arm/vfp.md (*movdi_vfp): Likewise.
6208 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6209 "q" constraint for operands[0].
6212 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6213 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6214 pattern in a temporary buffer.
6215 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6216 than 64-operands[2].
6219 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6220 s390_indirect_branch_settings): Define unconditionally.
6221 (s390_set_current_function): Likewise, but guard the whole body except
6222 the s390_indirect_branch_settings call with
6223 #if S390_USE_TARGET_ATTRIBUTE.
6224 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6226 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6227 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6228 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6229 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6230 HOST_WIDE_INT_1U instead of 1ULL.
6231 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6232 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6233 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6234 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6236 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6239 2019-02-18 Martin Jambor <mjambor@suse.cz>
6241 PR tree-optimization/89209
6242 * tree-sra.c (create_access_replacement): New optional parameter
6243 reg_tree. Use it as a type if non-NULL and access type is not of
6245 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6246 to create_access_replacement.
6247 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6248 Check lacc is non-NULL before attempting to re-create it on the RHS.
6250 2019-02-18 Martin Liska <mliska@suse.cz>
6253 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6255 (symbol_table::free_edge): Recycle m_summary_id.
6256 * cgraph.h (get_summary_id): New.
6257 (symbol_table::release_symbol): Set m_summary_id to -1
6259 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6260 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6261 function_summary to fast_function_summary.
6262 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6263 * ipa-pure-const.c (class funct_state_summary_t):
6264 Switch from function_summary to fast_function_summary.
6265 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6266 (class ipa_ref_opt_summary_t): Switch from function_summary
6267 to fast_function_summary.
6268 * symbol-summary.h (class function_summary_base): New class
6269 that is created from base of former function_summary.
6270 (function_summary_base::unregister_hooks): New.
6271 (class function_summary): Inherit from function_summary_base.
6272 (class call_summary_base): New class
6273 that is created from base of former call_summary.
6274 (class call_summary): Inherit from call_summary_base.
6275 (struct is_same): New.
6276 (class fast_function_summary): New summary class.
6277 (class fast_call_summary): New summary class.
6278 * vec.h (vec_safe_grow_cleared): New function.
6280 2019-02-18 Martin Liska <mliska@suse.cz>
6282 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6283 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6284 * doc/tm.texi: Document new target hook.
6285 * doc/tm.texi.in: Likewise.
6286 * target.def: Add new target macro.
6287 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6290 2019-02-17 Alan Modra <amodra@gmail.com>
6293 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6294 output reg on add insn.
6295 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6297 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6300 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6301 (PMULHRSW): Likewise.
6302 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6304 (ssse3_pmulhrswv4hi3): New expander.
6306 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6308 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6309 MMX. Add isa attribute.
6311 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6313 PR rtl-optimization/66152
6314 * builtins.h (c_readstr): Declare.
6315 * builtins.c (c_readstr): Remove forward declaration. Add
6316 null_terminated_p argument, if false, read all bytes from the
6317 string instead of stopping after '\0'.
6318 * expr.c (string_cst_read_str): New function.
6319 (store_expr): Use string_cst_read_str instead of
6320 builtin_strncpy_read_str. Try to store by pieces the whole
6321 exp_len first, and only if that fails, split it up into
6322 store by pieces followed by clear_storage. Formatting fix.
6324 * config/i386/i386.md (*movqi_internal): Remove static from
6325 buf variable. Use output_asm_insn (buf, operands); return "";
6326 instead of return buf;.
6327 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6328 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6329 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6331 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6333 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6334 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6335 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6336 (CC1_SPEC): Likewise.
6337 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6339 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6341 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6342 the base address on 64-bit strict-alignment platforms.
6344 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6348 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6350 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6352 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6354 PR rtl-optimization/88308
6355 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6356 on copied instruction.
6358 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6360 * final.c (insn_current_reference_address): Replace test on JUMP_P
6361 with test on jump_to_label_p.
6362 * config/visium/visium-passes.def: New file.
6363 * config/visium/t-visium (PASSES_EXTRA): Define.
6364 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6365 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6366 (TRAMPOLINE_ALIGNMENT): Define.
6367 * config/visium/visium.c (visium_option_override): Do not register
6368 the machine-specific reorg pass here.
6369 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6371 (output_branch): Adjust threshold for long branch instruction.
6372 * config/visium/visium.md (cpu): Move around.
6373 (length): Adjust for the GR6.
6375 2019-02-15 Richard Biener <rguenther@suse.de>
6376 Jakub Jelinek <jakub@redhat.com>
6378 PR tree-optimization/89278
6379 * tree-loop-distribution.c: Include tree-eh.h.
6380 (generate_memset_builtin, generate_memcpy_builtin): Call
6381 rewrite_to_non_trapping_overflow on builtin->size before passing it
6382 to force_gimple_operand_gsi.
6384 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6387 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6389 * opth-gen.awk: Likewise.
6391 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6393 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6394 Enable MMX, SSE and SSE2 by default.
6395 * config/i386/i386.c (ix86_option_override_internal): Do not
6396 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6398 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6400 PR rtl-optimization/89354
6401 * combine.c (make_extraction): Punt if extraction_mode is narrower
6404 2019-02-14 Maya Rashish <coypu@sdf.org>
6406 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6407 * config/netbsd-d.c: New file.
6408 * config/t-netbsd: Add netbsd-d.o
6410 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6412 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6413 affects_type_identity to true for aarch64_vector_pcs.
6414 (aarch64_comp_type_attributes): New function.
6415 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6417 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6420 * config/arm/iterators.md (ANY64): Add V4HF.
6422 2019-02-14 Martin Liska <mliska@suse.cz>
6424 PR rtl-optimization/89242
6425 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6426 process a transformation.
6428 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6430 PR tree-optimization/89314
6431 * fold-const.c (fold_binary_loc): Cast strlen argument to
6432 const char * before dereferencing it. Formatting fixes.
6435 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6437 2019-02-13 Ian Lance Taylor <iant@golang.org>
6439 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6440 and set current index for other optimizations.
6442 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6444 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6445 nonimmediate_operand as operand 2 predicate.
6446 (vec_set<VF2_512_256:mode>_0): Ditto.
6447 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6448 (*vec_concatv2si): Remove alternative 2.
6449 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6450 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6451 (vec_concatv2di): Split alternatives 4,5,6 to ...
6452 (*vec_concatv2di_0) ... new pattern.
6454 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6457 * config/arm/arm.c (ldm_stm_operation_p) Set
6458 addr_reg_in_reglist correctly for first register.
6459 (load_multiple_sequence): Remove dead base check.
6460 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6462 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6465 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6466 Expose as @aarch64_pred_mov.
6467 * config/aarch64/aarch64.c (aarch64_classify_address):
6468 Use expand_insn which legitimizes operands.
6470 2019-02-13 Martin Liska <mliska@suse.cz>
6472 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6473 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6474 and pointer_offset fields.
6475 (initialize_argument_information): Remove usage of dead
6477 * cgraph.h (struct cgraph_thunk_info): Remove
6478 add_pointer_bounds_args.
6479 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6481 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6483 * config/i386/i386.c (ix86_function_arg_advance): Remove
6485 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6486 (def_builtin): Remove usage of dead
6488 (ix86_add_new_builtins): Likewise.
6489 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6490 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6491 (sem_function::init): Likewise.
6492 (sem_variable::merge): Likewise.
6493 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6494 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6495 * lto-cgraph.c (lto_output_node): Likewise.
6496 (lto_output_varpool_node): Likewise.
6497 (input_node): Likewise.
6498 (input_varpool_node): Likewise.
6499 * lto-streamer-out.c (lto_output): Likewise.
6500 * tree-inline.c (expand_call_inline): Remove usage of
6502 * tree-inline.h (struct copy_body_data): Likewise.
6503 * varpool.c (varpool_node::dump): Likewise.
6505 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6508 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6509 into pt->vars_contains_escaped_heap instead of setting
6510 pt->vars_contains_escaped_heap to it.
6513 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6514 INTVAL (size), compare it to GET_MODE_MASK instead of
6515 1 << GET_MODE_BITSIZE.
6518 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6519 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6522 2019-02-13 Martin Liska <mliska@suse.cz>
6525 * cfgrtl.c (remove_barriers_from_footer): New function.
6526 (try_redirect_by_replacing_jump): Use it.
6527 (cfg_layout_redirect_edge_and_branch): Likewise.
6529 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6531 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6532 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6533 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6534 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6535 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6536 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6538 * config/rs6000/rs6000.c (builtin_function_type)
6539 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6540 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6541 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6542 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6543 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6545 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6547 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6548 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6550 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6553 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6554 268678 and revision 268657.
6555 (*movti_internal): Likewise.
6557 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6560 * config/s390/s390.c (s390_decompose_address): Update comment.
6561 (s390_check_qrst_address): Reject invalid address forms after
6564 2019-02-12 Martin Liska <mliska@suse.cz>
6567 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6568 we need default values of funct_state for a function that
6571 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6573 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6574 the object to pick the size of stores on strict-alignment platforms.
6576 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6577 (*movdi_insn_sp32): Likewise.
6578 (*movdi_insn_sp64): Likewise.
6580 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6583 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6584 types that needs constructiong.
6585 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6587 2019-02-12 Richard Biener <rguenther@suse.de>
6589 PR tree-optimization/89253
6590 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6593 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6596 * input.c (selftest::test_line_offset_overflow): New selftest.
6597 (selftest::input_c_tests): Call it.
6599 2019-02-11 Martin Sebor <msebor@redhat.com>
6601 PR tree-optimization/88771
6602 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6603 when -Wstringop-overflow is set.
6604 (builtin_memref::builtin_memref): Adjust excessive upper bound
6605 only when lower bound is not excessive.
6606 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6607 -Wstringop-ovefflow.
6608 (maybe_diag_offset_bounds): Rename...
6609 (maybe_diag_access_bounds): ...to this.
6610 (check_bounds_or_overlap): Adjust for name change above.
6612 2019-02-11 Martin Sebor <msebor@redhat.com>
6615 * builtins.c (max_object_size): Move from here...
6616 * builtins.h (max_object_size): ...and here...
6617 * tree.c (max_object_size): ...to here...
6618 * tree.h (max_object_size): ...and here.
6620 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6622 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6623 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6624 for correct semantics.
6626 2019-02-11 Alan Modra <amodra@gmail.com>
6628 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6629 -mlongcall and -mpltseq.
6630 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6631 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6632 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6633 * config/rs6000/sysv4.opt (mpltseq): New option.
6634 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6635 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6636 support is lacking. Don't allow -mpltseq with -mbss-plt.
6637 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6638 -mpltseq given for ELFv1.
6639 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6640 Only use UNSPEC_PLTSEQ for inline PLT calls.
6641 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6642 use UNSPEC_PLTSEQ for inline PLT calls.
6643 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6644 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6645 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6646 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6647 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6648 (pltseq_mtctr_<mode>): Likewise.
6650 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6652 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6654 * configure: Regenerate.
6656 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6659 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6662 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6664 * function.c (assign_parm_setup_block): Use the stored
6665 size, not the passed size, when allocating stack-space,
6666 also for a parameter with alignment larger than
6667 MAX_SUPPORTED_STACK_ALIGNMENT.
6669 2019-02-11 Martin Liska <mliska@suse.cz>
6672 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6673 * ipa-inline.c (inline_small_functions): Likewise.
6674 * ipa-pure-const.c (propagate_pure_const): Likewise.
6675 (propagate_nothrow): Likewise.
6676 * ipa-reference.c (propagate): Likewise.
6677 * ipa-utils.c (struct searchc_env): Remove unused field.
6678 (searchc): Always search across AVAIL_INTERPOSABLE.
6679 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6680 the only called IPA pure const can properly not propagate
6681 across interposable boundary.
6682 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6684 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6686 * config/nds32/nds32.md (call_internal, call_value_internal,
6687 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6689 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6691 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6694 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6696 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6699 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6701 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6703 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6705 PR tree-optimization/89268
6706 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6707 if preds is non-NULL.
6709 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6712 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6715 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6717 * config/nds32/nds32.md (trap): New pattern.
6719 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6721 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6724 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6726 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6729 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6731 * ipa-visibility.c (localize_node): Also do not localize
6732 LDPR_PREVAILING_DEF_IRONLY_EXP.
6734 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6737 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6738 instead of type_with_linkage.
6740 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6743 * params.def (uninlined-function-insns, uninlined-function-time,
6744 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6745 bound so we don't get overflows.
6747 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6749 * config/rs6000/rs6000-string.c (expand_compare_loop,
6750 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6753 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6756 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6757 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6758 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6760 2019-02-09 Alan Modra <amodra@gmail.com>
6763 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
6764 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
6767 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
6770 * lra-constraints.c (process_alt_operands): Don't increase reject
6771 for memory when offset memory is required.
6773 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
6775 * config/s390/vector.md: Implement vector copysign.
6777 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6779 * expr.c (expand_constructor): Correct indentations.
6781 2019-02-08 Richard Biener <rguenther@suse.de>
6783 PR tree-optimization/89247
6784 * tree-if-conv.c: Include tree-cfgcleanup.h.
6785 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
6786 (tree_if_conversion): Pass through predicate vector.
6787 (pass_if_conversion::execute): Do CFG cleanup and SSA update
6788 inline, see if any if-converted loops we refrece in
6789 LOOP_VECTORIZED calls vanished and fixup.
6790 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
6792 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
6794 * config/s390/constraints.md (jdd): New constraint.
6796 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6799 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
6800 upper 16 vector registers without TARGET_AVX512VL.
6801 (*movti_internal): Likewise.
6803 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6805 PR rtl-optimization/89234
6806 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
6807 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
6808 (copy_reg_eh_region_note_backward): Likewise.
6810 2019-02-08 Richard Biener <rguenther@suse.de>
6813 * tree-data-ref.c (initialize_matrix_A): Fail if constant
6815 (analyze_subscript_affine_affine): Handle failure from
6816 initialize_matrix_A.
6818 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6820 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
6823 2019-02-07 David Malcolm <dmalcolm@redhat.com>
6825 PR tree-optimization/86637
6826 PR tree-optimization/89235
6827 * tree-vect-loop.c (optimize_mask_stores): Add an
6828 auto_purge_vect_location sentinel to ensure that vect_location is
6831 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
6832 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
6833 to ensure that vect_location is purged on exit.
6834 (pass_slp_vectorize::execute): Likewise, replacing the manual
6836 * tree-vectorizer.h (class auto_purge_vect_location): New class.
6838 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6840 * config/aarch64/iterators.md (max_opp): New code_attr.
6841 (USMAX): New code iterator.
6842 * config/aarch64/predicates.md (aarch64_smin): New predicate.
6843 (aarch64_smax): Likewise.
6844 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
6845 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
6848 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
6851 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
6852 for TARGET_AVX512VL.
6853 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
6855 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
6857 * config/s390/s390-builtin-types.def: Add new types.
6858 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
6859 (s390_vec_xlw4): Make the memory operand into a const pointer.
6860 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
6862 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
6863 a new vector type with the alignment of the scalar memory operand.
6865 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
6866 Jakub Jelinek <jakub@redhat.com>
6869 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
6870 arm_count_ldrdstrd_insns): New declarations.
6871 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
6873 (valid_operands_ldrd_strd): New function.
6874 (arm_count_ldrdstrd_insns): New function.
6875 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
6876 sets instead of single DImode set and define new insns to match this.
6878 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6880 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
6881 Make it a C initializer.
6883 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6886 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
6888 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6890 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
6891 Use neon_dot<q> for type.
6892 (neon_<sup>dot_lane<vsi2qi>): Likewise.
6894 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6896 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
6897 Use neon_dot<q> for type.
6898 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
6899 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
6901 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
6903 PR rtl-optimization/89225
6904 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
6907 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
6909 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
6910 after restoring registers saved to allocate the frame on Windows.
6912 2019-02-06 Richard Biener <rguenther@suse.de>
6914 PR tree-optimization/89182
6915 * graphite.h (cached_scalar_evolution_in_region): Declare.
6916 * graphite.c (struct seir_cache_key): New.
6917 (struct sese_scev_hash): Likewise.
6918 (seir_cache): New global.
6919 (cached_scalar_evolution_in_region): New function.
6920 (graphite_transform_loops): Allocate and release seir_cache.
6921 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
6922 cached_scalar_evolution_in_region.
6923 * graphite-scop-detection.c (scop_detection::can_represent_loop):
6925 (scop_detection::graphite_can_represent_expr: Use
6926 cached_scalar_evolution_in_region.
6927 (scop_detection::stmt_simple_for_scop_p): Likewise.
6928 (find_params_in_bb): Likewise.
6929 (gather_bbs::before_dom_children): Likewise.
6930 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
6931 (add_loop_constraints): Likewise.
6933 2019-02-06 Jakub Jelinek <jakub@redhat.com>
6936 * fold-const-call.c (fold_const_vec_convert): Pass true as last
6937 operand to new_unary_operation only if both element types are integral
6938 and it isn't a widening conversion. Return NULL_TREE if
6939 new_unary_operation failed.
6941 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
6944 * config/s390/s390.md: Remove load and test FP splitter.
6946 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6949 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
6950 expand_compare_loop, expand_block_compare_gpr,
6951 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
6952 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
6953 #include "profile-count.h" and "predict.h" for types and functions
6954 needed to work with REG_BR_PROB notes.
6956 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6959 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
6960 for the long branch case.
6962 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6965 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
6966 can throw, non-call exceptions are enabled and we can't delete
6967 dead exceptions or alter cfg. Set must_clean if
6968 delete_insn_and_edges returns true, don't set it blindly for calls.
6969 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
6971 PR rtl-optimization/89195
6972 * combine.c (make_extraction): For MEMs, don't extract bytes outside
6973 of the original MEM.
6975 2019-02-05 Martin Liska <mliska@suse.cz>
6977 PR gcov-profile/89000
6978 * gcov.c (function_summary): Remove argument.
6979 (file_summary): New function.
6980 (print_usage): Replace tabs with spaces.
6981 (generate_results): Use new function file_summary.
6983 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6986 * optabs.c (prepare_cmp_insn): Pass x and y to
6987 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
6989 2019-02-05 Richard Biener <rguenther@suse.de>
6992 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
6993 (struct bitmap_element): Drop chain_prev so we properly recurse on
6994 the prev member, supporting tree views.
6995 (struct bitmap_head): GTY skip the obstack member.
6997 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7000 * doc/extend.texi (Vector Extensions): Add an example of using vector
7001 types together with x86 intrinsics.
7003 2019-02-04 Alan Modra <amodra@gmail.com>
7005 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7006 str[] size to 160, and comment.
7008 2019-02-04 Alan Modra <amodra@gmail.com>
7010 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7011 (rs6000_pltseq_template): Guard output of TLS markers with
7013 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7014 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7015 to use inline PLT sequences.
7016 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7017 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7018 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7020 2019-02-04 Martin Liska <mliska@suse.cz>
7023 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7024 out when ipa_fn_summaries does not contain entry for callee.
7026 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7028 * config/sparc/sparc.h: Remove superfluous blank lines.
7029 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7030 (got_register_rtx): ...this.
7031 (sparc_got): Adjust to above renaming.
7032 (sparc_tls_got): Likewise.
7033 (sparc_delegitimize_address): Likewise.
7034 (sparc_output_mi_thunk): Likewise.
7035 (sparc_init_pic_reg): Likewise.
7036 (save_local_or_in_reg_p): Fix test on the GOT register.
7037 (USE_HIDDEN_LINKONCE): Move around.
7038 (get_pc_thunk_name): Likewise.
7039 (gen_load_pcrel_sym): Likewise.
7040 (load_got_register): Likewise.
7042 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7044 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7045 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7047 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7049 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7052 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7054 * config.gcc (with_nds32_lib, glibc):
7055 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7056 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7057 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7059 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7062 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7063 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7064 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7065 (*rcpsf2_sse): Ditto.
7066 (*rsqrtsf2_sse): Ditto.
7067 (sse4_1_round<mode<2): Ditto.
7069 2019-02-03 Richard Biener <rguenther@suse.de>
7072 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7075 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7078 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7079 Punt with warning on aggregate return or argument types. Ignore
7080 type/mode checking for uniform arguments.
7082 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7084 * combine.c (try_combine): Do not print "Can't combine" messages unless
7085 printing failed combination attempts.
7087 2019-02-01 Martin Jambor <mjambor@suse.cz>
7090 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7091 segment and global segment variables before making them static.
7093 2019-02-01 Martin Jambor <mjambor@suse.cz>
7095 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7096 missed optimization dump with dump_enabled_p.
7098 2019-02-01 Richard Biener <rguenther@suse.de>
7101 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7102 the instantiate cache.
7103 (instantiate_scev_binary): Elide second operand procesing
7104 if equal to the first.
7105 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7106 (chrec_contains_undetermined): Likewise.
7107 (tree_contains_chrecs): Likewise.
7109 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7111 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7113 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7115 PR tree-optimization/89143
7116 * wide-int-range.h (wide_int_range_absu): Declare.
7117 * wide-int-range.cc (wide_int_range_absu): New function.
7118 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7120 PR tree-optimization/88107
7121 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7122 instead of assertion that eh_region_outermost is non-NULL, if it
7123 is NULL, set *ALL to true and return NULL.
7124 (move_sese_region_to_fn): Adjust caller, if all is set, call
7125 duplicate_eh_regions with NULL region.
7127 2019-02-01 Richard Biener <rguenth@suse.de>
7129 PR rtl-optimization/88593
7130 * mode-switching.c (optimize_mode_switching): Free dominators before
7131 calling cleanup_cfg.
7133 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7135 PR tree-optimization/88932
7136 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7138 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7141 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7142 bogus clang warning.
7144 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7147 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7148 alternative to avoid partial SSE register stall for TARGET_AVX.
7149 (truncdfsf2): Ditto.
7150 (sse4_1_round<mode>2): Ditto.
7152 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7154 PR tree-optimization/89008
7155 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7156 process anything of the form X * 0.
7158 2019-01-31 Richard Biener <rguenther@suse.de>
7160 PR tree-optimization/89135
7161 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7162 with abnormal preds.
7164 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7167 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7168 always_inline callees into no_sanitize_address callers.
7170 2019-01-31 Richard Biener <rguenther@suse.de>
7172 PR rtl-optimization/89115
7173 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7175 2019-01-30 Martin Sebor <msebor@redhat.com>
7178 * doc/extend.texi (cast to a union): Correct and expand.
7180 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7182 PR rtl-optimization/87246
7183 * lra-constraints.c (simplify_operand_subreg): Reload memory
7184 in subreg if the address became invalid.
7186 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7189 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7190 Disable for little-endian.
7192 2019-01-30 Richard Biener <rguenther@suse.de>
7194 PR rtl-optimization/89115
7195 * opts.c (default_options_optimization): Reduce
7196 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7197 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7200 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7202 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7203 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7204 type of vector element when vec_extract is implemented by direct
7207 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7209 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7211 2019-01-30 Richard Biener <rguenther@suse.de>
7213 PR tree-optimization/89111
7214 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7215 canonicalization to appropriately sized access types.
7217 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7220 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7221 for arguments to functions that are TU-local and shouldn't be
7222 referenced by assembly.
7224 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7226 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7229 2019-01-29 Martin Sebor <msebor@redhat.com>
7232 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7234 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7238 * omp-simd-clone.c (simd_clone_clauses_extract)
7239 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7240 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7242 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7244 * config.gcc: Force .init_array for ARC.
7246 2019-01-29 Richard Biener <rguenther@suse.de>
7249 * dwarf2out.c (collect_skeleton_dies): New helper.
7250 (copy_decls_for_unworthy_types): Call it.
7251 (build_abbrev_table): Assert we do not try to replace
7252 DW_AT_signature refs with local refs.
7254 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7257 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7258 for lastprivate/linear IV, push gimplify context around gimplify_assign
7259 and, if it needed any temporaries, pop it into a gimple bind around the
7262 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7264 * common.opt (-Wattribute-alias): Remove "no-" from name.
7265 Make -Wattribute-alias command line option and
7266 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7268 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7271 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7272 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7274 (bmi2): Add missing @opindex.
7275 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7276 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7277 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7278 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7279 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7280 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7281 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7282 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7283 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7284 xsavec, xsaveopt and xsaves options.
7286 2019-01-28 Richard Biener <rguenther@suse.de>
7289 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7292 2019-01-28 Richard Biener <rguenther@suse.de>
7294 PR tree-optimization/88739
7295 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7296 BIT_FIELD_REFs only are applied to mode-precision operands
7297 when they are integral.
7298 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7299 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7300 BIT_FIELD_REFs of non-mode-precision integral operands.
7302 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7305 * config/i386/sse.md
7306 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7307 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7308 first constants in pairs are multiples of 2. Formatting fixes.
7309 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7310 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7311 first constants in each quadruple are multiples of 4. Formatting fixes.
7313 2019-01-26 Martin Jambor <mjambor@suse.cz>
7316 * tree-inline.c: Include tree-cfgcleanup.h.
7317 (delete_unreachable_blocks_update_callgraph): Move...
7318 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7319 ...here, make externally visible, make second argument bool, adjust
7321 * tree-cfgcleanup.c: Include cgraph.h.
7322 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7324 * ipa-prop.c: Include tree-cfgcleanup.h.
7325 (ipcp_transform_function): Call
7326 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7328 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7330 PR rtl-optimization/88846
7331 * ira.c (process_set_for_memref_referenced_p): New.
7332 (memref_referenced_p): Add new param. Use
7333 process_set_for_memref_referenced_p. Add new switch cases.
7334 (memref_used_between_p): Pass new arg to memref_referenced_p.
7336 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7339 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7340 argument ABI_BREAK. Set to true if the calculated alignment has
7341 changed in gcc-9. Check bit-fields for their base type alignment.
7342 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7343 (aarch64_function_arg_boundary): Likewise.
7344 (aarch64_gimplify_va_arg_expr): Likewise.
7346 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7349 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7350 instead of accessing TREE_INT_CST_ELT directly.
7352 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7354 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7355 fenv_exceptions description.
7357 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7359 PR rtl-optimization/87763
7360 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7361 Allow SUBREG when matching CC_NZmode compare.
7363 2019-01-25 Richard Biener <rguenther@suse.de>
7365 PR tree-optimization/89049
7366 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7367 Look at the pattern stmt to determine if the stmt is vectorized.
7369 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7371 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7372 (pred_mov<mode>): Handle all-register forms using both a new
7373 alternative and a split.
7375 2019-01-25 Richard Biener <rguenther@suse.de>
7377 PR tree-optimization/86865
7378 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7379 Reject non-do-while loops.
7381 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7383 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7384 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7385 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7386 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7387 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7388 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7389 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7390 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7391 vlogical_operand, gpc_reg_operand, int_reg_operand,
7392 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7393 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7394 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7395 (save_world_operation, restore_world_operation, lmw_operation,
7396 stmw_operation): Use MEM_P and REG_P.
7397 (tie_operand): Use MEM_P.
7398 (vrsave_operation, crsave_operation): Use REG_P.
7399 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7400 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7401 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7402 (call_operand): Use HARD_REGISTER_P.
7403 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7405 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7406 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7407 quad_aligned_load_p, replace_swapped_aligned_store,
7408 recombine_lvx_pattern, replace_swapped_aligned_load,
7409 recombine_stvx_pattern): Use MEM_P.
7410 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7411 Use MEM_P and SYMBOL_REF_P.
7412 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7413 (insn_is_swappable_p): Use REG_P and MEM_P.
7414 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7415 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7417 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7419 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7421 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7422 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7423 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7424 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7426 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7427 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7428 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7429 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7430 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7431 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7432 rs6000_split_logical_di): Use CONST_INT_P.
7433 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7434 REG_P and SYMBOL_REF_P.
7435 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7436 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7437 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7438 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7439 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7440 (small_data_operand, print_operand_address): Use CONST_INT_P and
7442 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7443 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7444 Use HARD_REGISTER_NUM_P.
7445 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7446 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7447 SUBREG_P and SYMBOL_REF_P.
7448 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7449 and HARD_REGISTER_NUM_P.
7450 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7452 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7453 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7455 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7456 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7457 find_addr_reg): Use REG_P.
7458 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7459 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7460 (offsettable_ok_by_alignment, constant_pool_expr_p,
7461 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7462 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7463 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7464 rs6000_assemble_integer, create_TOC_reference,
7465 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7466 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7467 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7468 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7469 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7470 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7471 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7472 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7473 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7474 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7475 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7476 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7477 and cbranch<mode>4): Use CONST_INT_P.
7478 (multiple define_splits): Use REG_P and SUBREG_P.
7479 (define_expands call, call_value): Use MEM_P.
7480 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7481 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7482 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7483 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7484 and HARD_REGISTER_NUM_P.
7485 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7487 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7489 PR rtl-optimization/88948
7490 * rtl.h (prepare_copy_insn): New prototype.
7491 * gcse.c (prepare_copy_insn): New function, split out from
7492 process_insert_insn.
7493 (process_insert_insn): Use prepare_copy_insn.
7494 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7495 instead of gen_move_insn.
7497 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7500 * config/i386/i386.c (ix86_pic_register_p): Return true for
7503 PR tree-optimization/88964
7504 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7505 punt if HONOR_SNANS (chrec).
7508 * tree-nested.c (convert_nonlocal_reference_stmt,
7509 convert_local_reference_stmt, convert_tramp_reference_stmt,
7510 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7511 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7514 PR tree-optimization/89027
7515 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7516 for "omp simd array" variables.
7518 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7521 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7522 force the alignment of m_val.
7524 2019-01-24 Richard Biener <rguenther@suse.de>
7527 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7528 When in "legacy" debug mode make sure to reset self-origins.
7530 2019-01-24 Martin Liska <mliska@suse.cz>
7532 PR gcov-profile/88994
7533 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7534 result will be always smaller or equal to the original.
7535 * gcov.c (mangle_name): Fix else branch where we should
7536 also copy to PTR and shift the pointer.
7538 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7540 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7541 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7543 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7545 * common/config/i386/i386-common.c
7546 (OPTION_MASK_ISA_ENQCMD_SET,
7547 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7548 (ix86_handle_option): Handle -menqcmd.
7549 * config.gcc (enqcmdintrin.h): New header file.
7550 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7551 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7553 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7555 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7556 __builtin_ia32_enqcmds): New builtins.
7557 * config/i386/i386-c.c (__ENQCMD__): New macro.
7558 * config/i386/i386-option.c (ix86_target_string): Add
7560 (ix86_valid_target_attribute_inner_p): Likewise.
7561 * config/i386/i386-expand.c
7562 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7563 IX86_BUILTIN_ENQCMDS.
7564 * config/i386/i386.h (TARGET_ENQCMD): New.
7565 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7566 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7567 (movdir64b_<mode>): Parameterize to enable share expansion code
7568 with ENQCMD in function ix86_expand_builtin.
7569 * config/i386/i386.opt: Add -menqcmd.
7570 * config/i386/immintrin.h: Include enqcmdintrin.h.
7571 * config/i386/enqcmdintrin.h: New intrinsic file.
7572 * doc/invoke.texi: Add -menqcmd.
7574 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7575 Steve Ellcey <sellcey@marvell.com>
7578 * recog.c (address_operand): Return false on wrong mode for address.
7579 (constrain_operands): Check for mode with 'p' constraint.
7581 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7584 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7585 Disparage MMX alternative.
7586 (sse2_cvtpd2pi): Ditto.
7587 (sse2_cvttpd2pi): Ditto.
7589 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7592 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7593 use-after-free of the result of
7594 aarch64_get_extension_string_for_isa_flags.
7596 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7599 * doc/extend.texi: Document break and continue behavior in
7600 statement expressions.
7602 2019-01-23 Richard Biener <rguenther@suse.de>
7604 PR tree-optimization/89008
7605 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7606 not leave another stray operand.
7608 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7610 * BASE-VER: Bump to 9.0.1.
7612 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7614 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7615 thunk that returns by reference, use the type of the return object
7616 of the thunk instead of that of the alias to build the dereference.
7618 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7620 * config/arc/atomic.md: Add operand to DMB instruction.
7622 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7624 PR tree-optimization/88964
7625 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7626 build_zero_cst instead of build_int_cst. Return false for loop
7627 invariants which honor signed zeros.
7629 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7631 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7633 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7636 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7637 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7638 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7641 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7642 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7645 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7646 Disable for little endian.
7648 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7651 * config/arm/arm.c (arm_needs_double_word_align): Check
7652 DECL_BIT_FIELD_TYPE.
7654 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7655 H.J. Lu <hongjiu.lu@intel.com>
7658 * config/i386/i386-builtin.def: Add mask2 to all builtin
7659 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7661 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7662 (BDESC_FIRST): Likewise.
7663 (define_builtin): Add an argument for mask2. Updated to handle
7664 both ix86_isa_flags and ix86_isa_flags2.
7665 (define_builtin_const): Likewise.
7666 (define_builtin_pure): Likewise.
7667 (define_builtin2): Deleted.
7668 (define_builtin_const2): Likewise.
7669 (builtin_description): Add a member, mask2.
7670 (bdesc_*): Add mask2 to builtin initializations.
7671 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7672 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7674 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7676 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7679 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7682 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7685 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7686 alignment is dominated by a bitfield with 64-bit aligned base type.
7687 (arm_function_arg): Emit a warning if the alignment has changed since
7688 earlier GCC releases.
7689 (arm_function_arg_boundary): Likewise.
7690 (arm_setup_incoming_varargs): Likewise.
7692 2019-01-22 Richard Biener <rguenther@suse.de>
7694 PR tree-optimization/88862
7695 * graphite-scop-detection.c
7696 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7698 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7700 * doc/extend.tex (AMD GCN Function Attributes): New section.
7701 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7702 * doc/invoke.texi (AMD GCN Options): New section.
7703 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7705 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7707 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7708 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7710 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7712 PR tree-optimization/88044
7713 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7714 is false in the first iteration, but !every_iteration, return false
7715 instead of true with niter->niter zero.
7717 PR rtl-optimization/88904
7718 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7719 any nonequal registers before processing BB_END (b).
7722 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7724 (expand_binop_directly, expand_doubleword_clz,
7725 expand_doubleword_popcount, expand_ctz, expand_ffs,
7726 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7728 PR rtl-optimization/49429
7730 PR rtl-optimization/86334
7732 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7733 addressable from here...
7734 (emit_block_op_via_libcall): ... to here.
7736 2019-01-22 Richard Biener <rguenther@suse.de>
7738 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7739 auto_vec for cost vector to fix memleak.
7740 (vectorize_fold_left_reduction): Properly gather SLP defs.
7741 (vectorizable_comparison): Do not swap operands to properly
7744 2019-01-22 Alan Modra <amodra@gmail.com>
7747 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7748 stays a reg. Allow a const_int.
7749 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7750 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7751 (IS_NOMARK_TLSGETADDR): Define.
7752 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7753 (rs6000_output_tlsargs): New function.
7754 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7755 __tls_get_addr call takes an arg.
7756 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7757 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7759 (call_value_nonlocal_sysv): ..or here, delete split.
7760 (tls_gdld_nomark): Delete.
7761 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7762 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
7763 (call_value_nonlocal_sysv): Likewise.
7764 (call_value_nonlocal_sysv_secure): Likewise.
7765 (call_value_nonlocal_aix): Likewise.
7766 (call_value_indirect_aix): Likewise.
7767 (call_value_indirect_elfv2): Likewise.
7768 (call_value_local32, call_value_local64): Disable for no-mark tls.
7769 (call_value_local_aix): Likewise.
7771 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
7774 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
7775 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
7777 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
7779 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
7780 string contents as hash_map keys.
7782 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7785 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
7786 for rvalue context. Handle rvalues correctly. Use min_align_of_type
7787 instead of TYPE_ALIGN.
7788 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
7789 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
7790 pointer from TYPE_STUB_DECL.
7792 2019-01-21 Richard Biener <rguenther@suse.de>
7794 PR tree-optimization/88934
7795 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
7796 at the possibly non-constant operand.
7797 (vect_get_constant_vectors): Adjust.
7799 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
7802 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
7803 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
7804 instead of _X86INTRIN_H_INCLUDED.
7805 * onfig/i386/clwbintrin.h: Likewise.
7806 * config/i386/pkuintrin.h: Likewise.
7807 * config/i386/prfchwintrin.h: Likewise.
7808 * config/i386/rdseedintrin.h: Likewise.
7809 * config/i386/wbnoinvdintrin.h: Likewise.
7810 * config/i386/xsavecintrin.h: Likewise.
7811 * config/i386/xsavesintrin.h: Likewise.
7812 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
7813 * config/i386/xsaveintrin.h: Likewise.
7814 * config/i386/xsaveoptintrin.h: Likewise.
7815 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
7816 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
7817 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
7818 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
7819 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
7820 * config/i386/immintrin.h: Here.
7822 2019-01-20 Martin Jambor <mjambor@suse.cz>
7825 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
7826 with aa_walk_budget.
7827 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
7828 aa_walk_budget_p parameter.
7829 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
7830 walk. Updated all callers.
7831 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
7832 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
7834 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
7835 parameter info. Extract info from fbi. Pass fbi to recursive calls
7836 and to unmodified_parm.
7837 (phi_result_unknown_predicate): New parameter fbi, removed parameter
7838 info, updated call to will_be_nonconstant_expr_predicate.
7839 (param_change_prob): New parameter fbi, limit AA walking.
7840 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
7841 calls to various above functions.
7842 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
7843 parameter. Use it to limit AA walking.
7844 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
7846 (detect_type_change): New parameter fbi, pass it on to
7847 detect_type_change_from_memory_writes.
7848 (detect_type_change_ssa): Likewise.
7849 (aa_overwalked): Removed.
7850 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
7851 accordingly, adjust to the neew AA limiting scheme.
7852 (parm_ref_data_preserved_p): Likewise.
7853 (ipa_compute_jump_functions_for_edge): Adjust call to
7855 (ipa_analyze_call_uses): Likewise.
7856 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
7857 (ipa_analyze_node): Initialize aa_walk_budget.
7858 (ipcp_transform_function): Likewise.
7859 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
7860 to get_dynamic_type.
7862 2019-01-19 Jakub Jelinek <jakub@redhat.com>
7864 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
7865 outside of #if CHECKING_P code.
7867 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
7869 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
7870 New function, split out from...
7871 (loop_versioning::analyze_stride): ...here.
7872 (loop_versioning::find_per_loop_multiplication): Use gassign.
7873 (loop_versioning::analyze_term_using_scevs): Return a success code.
7874 (loop_versioning::analyze_arbitrary_term): New function.
7875 (loop_versioning::analyze_address_fragment): Use
7876 analyze_arbitrary_term if all else fails.
7878 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
7881 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
7884 2019-01-18 Richard Biener <rguenther@suse.de>
7886 PR tree-optimization/88903
7887 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
7888 scalar stmts a SLP shift amount is composed of when detecting
7891 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
7894 * config/arm/arm-cpus.in (mp): New feature.
7896 (fgroup ARMv7ve): Add mp and sec features.
7897 (arch armv7-a): Add options to allow mp and sec extensions.
7898 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
7899 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
7900 extenstions to the base architecture.
7901 (cpu cortex-a8): Add sec extension to the base architecture.
7902 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
7903 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
7904 variants down to the base v7-a varaint.
7905 * config/arm/t-multilib (v7_a_arch_variants): New variable.
7906 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
7907 of permitted extensions for -march=armv7-a and for
7908 -mcpu=generic-armv7-a.
7910 2019-01-18 Martin Liska <mliska@suse.cz>
7912 * params.def: Fix comment.
7913 * tree-profile.c (gimple_init_gcov_profiler): Bump function
7915 (gimple_gen_ic_func_profiler): Likewise.
7917 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7919 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
7920 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
7921 and put in error checks for stack protector guard options.
7922 (aarch64_stack_protect_guard): New.
7923 (TARGET_STACK_PROTECT_GUARD): Define.
7924 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
7925 (reg_stack_protect_address<mode>): New.
7926 (stack_protect_set): Adjust for SSP_GLOBAL.
7927 (stack_protect_test): Likewise.
7928 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
7929 (-mstack-protector-guard): Likewise.
7930 (-mstack-protector-guard-offset): Likewise.
7932 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7934 PR tree-optimization/86214
7935 * tree-inline.h (struct copy_body_data): Add
7936 add_clobbers_to_eh_landing_pads member.
7937 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
7938 (copy_edges_for_bb): Call it if EH edge destination is <
7939 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
7940 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
7941 if flag_stack_reuse != SR_NONE and clear it afterwards.
7943 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
7946 * doc/install.texi (with-multilib-list): Document for aarch64.
7948 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7951 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
7952 (("..."))) with ("...").
7954 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7956 * doc/extend.texi (Built-in Functions for Memory Model Aware
7957 Atomic Operations): Document atomic fetch and nand.
7959 2019-01-18 Martin Liska <mliska@suse.cz>
7960 Richard Biener <rguenther@suse.de>
7963 * cgraph.h (create_version_clone_with_body): Add new argument
7965 * cgraphclones.c (cgraph_node::create_version_clone): Add
7966 DECL_ATTRIBUTES to a newly created decl. And call
7967 valid_attribute_p so that proper cl_target_optimization_node
7968 is set for the newly created declaration.
7969 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
7971 (expand_target_clones): Do not call valid_attribute_p, it must
7973 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
7976 2019-01-17 Jakub Jelinek <jakub@redhat.com>
7979 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
7980 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
7981 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
7983 2019-01-17 Martin Sebor <msebor@redhat.com>
7986 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
7987 Handle anti-ranges the same as no range at all.
7989 2018-01-17 Steve Ellcey <sellcey@cavium.com>
7991 * config/aarch64/aarch64.c (cgraph.h): New include.
7992 (intl.h): New include.
7993 (supported_simd_type): New function.
7994 (currently_supported_simd_type): Ditto.
7995 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
7996 (aarch64_simd_clone_adjust): Ditto.
7997 (aarch64_simd_clone_usable): Ditto.
7998 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
7999 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8000 (TARGET_SIMD_CLONE_USABLE): Ditto.
8001 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8002 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8005 2019-01-17 Martin Sebor <msebor@redhat.com>
8007 PR tree-optimization/88800
8008 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8009 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8010 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8011 redundant argument. Add new argument and issue diagnostics under
8012 its control. Detect out-of-bounds access even with warnings
8014 (check_bounds_or_overlap): Change return type. Add argument.
8015 (wrestrict_dom_walker::check_call): Adjust.
8016 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8017 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8018 check_bounds_or_overlap's return value.
8019 (handle_builtin_stxncpy): Same.
8020 (handle_builtin_strcat): Same.
8022 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8023 Kwok Cheung Yeung <kcy@codesourcery.com>
8024 Julian Brown <julian@codesourcery.com>
8025 Tom de Vries <tom@codesourcery.com>
8027 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8029 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8031 * doc/sourcebuild.texi: Document dg-require-effective-target
8032 llvm_binutils and offload_gcn.
8034 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8035 Kwok Cheung Yeung <kcy@codesourcery.com>
8036 Julian Brown <julian@codesourcery.com>
8037 Tom de Vries <tom@codesourcery.com>
8039 * doc/sourcebuild.texi: Document dg-required-effective-target
8042 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8043 Kwok Cheung Yeung <kcy@codesourcery.com>
8044 Julian Brown <julian@codesourcery.com>
8045 Tom de Vries <tom@codesourcery.com>
8046 Jan Hubicka <hubicka@ucw.cz>
8047 Martin Jambor <mjambor@suse.cz>
8049 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8050 * configure.ac: Check for dlopen.
8051 * configure: Regenerate.
8053 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8054 Kwok Cheung Yeung <kcy@codesourcery.com>
8055 Julian Brown <julian@codesourcery.com>
8056 Tom de Vries <tom@codesourcery.com>
8057 Jan Hubicka <hubicka@ucw.cz>
8058 Martin Jambor <mjambor@suse.cz>
8060 * common/config/gcn/gcn-common.c: New file.
8061 * config/gcn/driver-gcn.c: New file.
8062 * config/gcn/gcn-builtins.def: New file.
8063 * config/gcn/gcn-hsa.h: New file.
8064 * config/gcn/gcn-modes.def: New file.
8065 * config/gcn/gcn-opts.h: New file.
8066 * config/gcn/gcn-passes.def: New file.
8067 * config/gcn/gcn-protos.h: New file.
8068 * config/gcn/gcn-run.c: New file.
8069 * config/gcn/gcn-tree.c: New file.
8070 * config/gcn/gcn.c: New file.
8071 * config/gcn/gcn.h: New file.
8072 * config/gcn/gcn.opt: New file.
8073 * config/gcn/t-gcn-hsa: New file.
8075 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8076 Kwok Cheung Yeung <kcy@codesourcery.com>
8077 Julian Brown <julian@codesourcery.com>
8078 Tom de Vries <tom@codesourcery.com>
8079 Jan Hubicka <hubicka@ucw.cz>
8080 Martin Jambor <mjambor@suse.cz>
8082 * config/gcn/constraints.md: New file.
8083 * config/gcn/gcn-valu.md: New file.
8084 * config/gcn/gcn.md: New file.
8085 * config/gcn/predicates.md: New file.
8087 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8089 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8090 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8091 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8092 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8094 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8097 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8098 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8099 it and document registers.
8101 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8103 * config/aarch64/aarch64.c (ares_tunings): Define.
8104 * config/aarch64/aarch64-cores.def (ares): Use the above.
8106 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8110 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8112 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8113 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8114 (_mm512_maskz_fixupimm_round_pd): Ditto.
8115 (_mm512_fixupimm_round_ps): Ditto.
8116 (_mm512_maskz_fixupimm_round_ps): Ditto.
8117 (_mm_fixupimm_round_sd): Ditto.
8118 (_mm_maskz_fixupimm_round_sd): Ditto.
8119 (_mm_fixupimm_round_ss): Ditto.
8120 (_mm_maskz_fixupimm_round_ss): Ditto.
8121 (_mm512_fixupimm_pd): Ditto.
8122 (_mm512_maskz_fixupimm_pd): Ditto.
8123 (_mm512_fixupimm_ps): Ditto.
8124 (_mm512_maskz_fixupimm_ps): Ditto.
8125 (_mm_fixupimm_sd): Ditto.
8126 (_mm_maskz_fixupimm_sd): Ditto.
8127 (_mm_fixupimm_ss): Ditto.
8128 (_mm_maskz_fixupimm_ss): Ditto.
8129 (_mm512_mask_fixupimm_round_pd): Update builtin.
8130 (_mm512_mask_fixupimm_round_ps): Ditto.
8131 (_mm_mask_fixupimm_round_sd): Ditto.
8132 (_mm_mask_fixupimm_round_ss): Ditto.
8133 (_mm512_mask_fixupimm_pd): Ditto.
8134 (_mm512_mask_fixupimm_ps): Ditto.
8135 (_mm_mask_fixupimm_sd): Ditto.
8136 (_mm_mask_fixupimm_ss): Ditto.
8137 * config/i386/avx512vlintrin.h:
8138 (_mm256_fixupimm_pd): Update parameters and builtin.
8139 (_mm256_maskz_fixupimm_pd): Ditto.
8140 (_mm256_fixupimm_ps): Ditto.
8141 (_mm256_maskz_fixupimm_ps): Ditto.
8142 (_mm_fixupimm_pd): Ditto.
8143 (_mm_maskz_fixupimm_pd): Ditto.
8144 (_mm_fixupimm_ps): Ditto.
8145 (_mm_maskz_fixupimm_ps): Ditto.
8146 (_mm256_mask_fixupimm_pd): Update builtin.
8147 (_mm256_mask_fixupimm_ps): Ditto.
8148 (_mm_mask_fixupimm_pd): Ditto.
8149 (_mm_mask_fixupimm_ps): Ditto.
8150 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8151 * config/i386/i386-builtin.def: Update builtin definitions.
8152 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8153 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8154 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8155 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8156 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8157 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8158 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8159 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8160 * config/i386/subst.md:
8161 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8162 (round_saeonly_sd_mask_op4): Ditto.
8163 (round_saeonly_expand_operand5): Ditto.
8164 (round_saeonly_expand): Update.
8166 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8170 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8172 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8173 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8174 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8175 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8176 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8177 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8178 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8180 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8184 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8187 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8188 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8189 instead of UNSPEC_FIXUPIMM.
8191 2019-01-17 Richard Biener <rguenther@suse.de>
8194 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8195 and friends for the LTO part of debug info.
8197 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8199 PR tree-optimization/86214
8200 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8203 PR rtl-optimization/88870
8204 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8205 throw if we can't alter the cfg or delete dead exceptions.
8206 (mark_insn): Don't call find_call_stack_args for such calls.
8208 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8210 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8211 prototypes for vec_st.
8212 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8213 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8214 mainly on signed/unsigned long long and double.
8216 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8219 * combine.c (delete_noop_moves): Convert to "bool" return,
8220 returning true if any edges are eliminated.
8221 (combine_instructions): Also return true if delete_noop_moves
8224 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8226 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8227 correct max nunits for endian swap.
8228 (aarch64_expand_fcmla_builtin): Correct subreg code.
8229 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8230 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8233 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8235 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8236 Handle split indirect COMPLEX_TYPE arguments.
8238 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8241 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8242 bit is set by add and compare.
8243 (CC_ADC): New CC_MODE.
8244 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8245 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8246 comparison. Add detection for CC_ADCmode.
8247 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8249 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8250 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8251 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8252 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8253 to eliminate the need for zero-extending the operands.
8254 (add<mode>3_compareC_imm): Delete. Merge into ...
8255 (add<mode>3_compareC): ... this. Restructure the comparison to
8256 eliminate the need for zero-extending the operands.
8257 (add<mode>3_carryin): Use LTU for the overflow detection.
8258 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8259 Reexpress comparison for overflow.
8260 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8261 (add<mode>3_carryinC): Likewise.
8262 (add<mode>3_carryinV): Use LTU for carry between partials.
8263 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8264 handling of CC_Cmode and add CC_ADCmode.
8265 (aarch64_borrow_operation): Likewise.
8267 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8269 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8270 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8271 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8272 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8274 2019-01-16 Martin Liska <mliska@suse.cz>
8276 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8278 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8280 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8281 (path_prefix_reset): Move up in the source file.
8282 (find_fortran_preinclude_file): Make complex search for the
8283 fortran header files.
8285 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8287 * godump.c (go_output_typedef): When outputting a typedef, refer
8288 to the underlying type by its name and not its structure.
8290 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8293 * tree.c (build_function_type): Assert that arg_types is not
8296 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8299 * doc/extend.texi: Document that listing the stack pointer in the
8300 clobber list of an asm is a deprecated feature.
8301 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8302 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8303 warning instead of an error for clobbers of the stack pointer.
8304 Add a note explaining why.
8306 2019-01-15 Richard Biener <rguenther@suse.de>
8309 * dwarf2out.c (gen_member_die): Do not generate inheritance
8312 2019-01-15 Richard Biener <rguenther@suse.de>
8314 PR tree-optimization/88855
8315 * tree-if-conv.c (combine_blocks): Collect
8316 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8318 2019-01-15 Tom de Vries <tdevries@suse.de>
8321 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8322 lhs == NULL_TREE for gang-level reduction.
8324 2019-01-15 Richard Biener <rguenther@suse.de>
8325 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8328 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8329 return true if SSA_NAME is already marked in visited bitmap.
8330 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8332 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8334 PR tree-optimization/88775
8335 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8336 equal == 0 equality pointer comparisons some more if compared in
8337 integral types and either one points to an automatic var and the
8338 other to a global, or we can prove at least one points to the middle
8339 or both point to start or both point to end.
8341 2019-01-14 Andi Kleen <ak@linux.intel.com>
8343 * Makefile.in: Lower autofdo sampling rate by 10x.
8344 * Makefile.tpl: Dito.
8346 2019-01-14 Tom Honermann <tom@honermann.net>
8348 * defaults.h: Define CHAR8_TYPE.
8350 2019-01-14 Martin Sebor <msebor@redhat.com>
8353 * doc/extend.texi (Darwin Format Checks): Clarify.
8355 2019-01-14 Richard Biener <rguenther@suse.de>
8357 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8358 whether we are in (simplify ...) or (match ...) context.
8360 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8362 PR rtl-optimization/88796
8363 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8364 * cfgexpand.c (stack_protect_prologue): Initialize
8365 crtl->stack_protect_guard_decl.
8366 * function.c (stack_protect_epilogue): Use it instead of calling
8367 targetm.stack_protect_guard again.
8368 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8369 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8370 crtl->stack_protect_guard_decl.
8371 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8372 on the returned MEM_EXPR.
8374 2019-01-12 Tom de Vries <tdevries@suse.de>
8376 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8377 vector length using -fopenacc-dim.
8379 2019-01-12 Tom de Vries <tdevries@suse.de>
8381 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8382 lengths into account.
8384 2019-01-12 Svante Signell <svante.signell@gmail.com>
8386 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8387 (TARGET_CAN_SPLIT_STACK): Define.
8388 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8390 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8392 * params.def (inline-unit-growth): Set to 40.
8394 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8396 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8398 2019-01-12 Tom de Vries <tdevries@suse.de>
8400 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8401 region calling vector-partitionable routine, set default_vector_length
8404 2019-01-12 Tom de Vries <tdevries@suse.de>
8406 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8407 variable default_vector_length.
8409 2019-01-12 Tom de Vries <tdevries@suse.de>
8412 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8413 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8416 2019-01-12 Tom de Vries <tdevries@suse.de>
8418 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8419 (nvptx_goacc_validate_dims): Add used parameter.
8420 * doc/tm.texi: Regenerate.
8421 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8422 argument to call to targetm.goacc.validate_dims.
8423 (default_goacc_validate_dims): Add used
8425 * target.def (validate_dims): Add used parameter in DEFHOOK.
8426 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8428 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8432 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8434 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8435 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8436 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8437 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8439 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8441 PR rtl-optimization/87305
8443 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8444 for little endian pseudos used as paradoxical subreg.
8446 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8448 PR tree-optimization/88693
8449 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8450 for STRING_CSTs that don't contain any NUL characters in the first
8451 TREE_STRING_LENGTH bytes.
8453 2019-01-11 Alan Modra <amodra@gmail.com>
8457 * genattrtab.c (min_fn): Don't translate values.
8458 (min_attr_value): Return INT_MAX when the value can't be calculated.
8459 Return minimum among any values that can be calculated.
8460 (max_attr_value): Adjust.
8462 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8464 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8466 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8468 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8469 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8470 (aarch64_return_call_with_max_clobbers): New function.
8471 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8472 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8474 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8475 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8476 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8477 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8478 * cselib.c (cselib_process_insn): Add argument to
8479 targetm.hard_regno_call_part_clobbered call.
8480 * ira-conflicts.c (ira_build_conflicts): Ditto.
8481 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8482 * lra-constraints.c (inherit_reload_reg): Ditto.
8483 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8484 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8485 argument. Call targetm.return_call_with_max_clobbers.
8486 Add argument to targetm.hard_regno_call_part_clobbered call.
8487 (calls_have_same_clobbers_p): New function.
8488 (process_bb_lives): Add call_insn and last_call_insn variables.
8489 Pass call_insn to check_pseudos_live_through_calls.
8490 Modify if stmt to check targetm.return_call_with_max_clobbers.
8491 Update setting of flush variable.
8492 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8494 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8495 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8496 targetm.hard_regno_call_part_clobbered call.
8497 * reginfo.c (choose_hard_reg_mode): Ditto.
8498 * regrename.c (check_new_reg_p): Ditto.
8499 * reload.c (find_equiv_reg): Ditto.
8500 * reload1.c (emit_reload_insns): Ditto.
8501 * sched-deps.c (deps_analyze_insn): Ditto.
8502 * sel-sched.c (init_regs_for_mode): Ditto.
8503 (mark_unavailable_hard_regs): Ditto.
8504 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8505 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8506 (return_call_with_max_clobbers): New target function.
8507 * doc/tm.texi: Regenerate.
8508 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8509 * hooks.c (hook_bool_uint_mode_false): Change to
8510 hook_bool_insn_uint_mode_false.
8511 * hooks.h (hook_bool_uint_mode_false): Ditto.
8513 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8515 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8516 (aarch64_remove_extra_call_preserved_regs): New function.
8517 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8518 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8519 * doc/tm.texi: Regenerate.
8520 * final.c (get_call_reg_set_usage): Call new hook.
8521 * target.def (remove_extra_call_preserved_regs): New hook.
8522 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8523 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8525 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8528 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8529 inside of pass_combine_1 dump rather than pass_profile_1.
8531 2019-01-11 Tom de Vries <tdevries@suse.de>
8533 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8534 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8535 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8536 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8539 2019-01-11 Tom de Vries <tdevries@suse.de>
8541 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8543 2019-01-11 Jan Beulich <jbeulich@suse.com>
8545 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8546 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8547 sse2_cvtsi2sd): Add {l}.
8548 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8551 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8554 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8556 (*float<floatunssuffix>v2div2sf2): New define_insn.
8557 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8558 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8559 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8560 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8561 match_operands with "const0_operand" "C".
8563 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8565 * config/aarch64/aarch64-builtins.c
8566 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8567 (aarch64_init_simd_builtins): ...Here
8569 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8571 PR rtl-optimization/87305
8573 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8574 allocation for big endian pseudos used as paradoxical subregs and
8575 spill them if it is wrong.
8576 * lra-constraints.c (lra_constraints): Add a comment.
8578 2019-01-10 Richard Biener <rguenther@suse.de>
8580 PR tree-optimization/88792
8581 * tree-ssa-pre.c (get_representative_for): Do not return a
8584 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8588 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8589 (assign_parm_setup_block): Do the argument slot realignment here
8592 2019-01-10 Stefan Agner <stefan@agner.ch>
8595 * config/arm/arm.c (arm_option_override_internal): Force
8596 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8598 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8601 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8604 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8606 * config/arm/arm-builtins.c
8607 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8608 (MAC_LANE_PAIR_QUALIFIERS): New.
8609 (arm_expand_builtin_args): Use it.
8610 (arm_expand_builtin_1): Likewise.
8611 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8612 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8613 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8614 * config/arm/arm_neon.h:
8615 (vcadd_rot90_f16): New.
8616 (vcaddq_rot90_f16): New.
8617 (vcadd_rot270_f16): New.
8618 (vcaddq_rot270_f16): New.
8621 (vcmla_lane_f16): New.
8622 (vcmla_laneq_f16): New.
8623 (vcmlaq_lane_f16): New.
8624 (vcmlaq_laneq_f16): New.
8625 (vcmla_rot90_f16): New.
8626 (vcmlaq_rot90_f16): New.
8627 (vcmla_rot90_lane_f16): New.
8628 (vcmla_rot90_laneq_f16): New.
8629 (vcmlaq_rot90_lane_f16): New.
8630 (vcmlaq_rot90_laneq_f16): New.
8631 (vcmla_rot180_f16): New.
8632 (vcmlaq_rot180_f16): New.
8633 (vcmla_rot180_lane_f16): New.
8634 (vcmla_rot180_laneq_f16): New.
8635 (vcmlaq_rot180_lane_f16): New.
8636 (vcmlaq_rot180_laneq_f16): New.
8637 (vcmla_rot270_f16): New.
8638 (vcmlaq_rot270_f16): New.
8639 (vcmla_rot270_lane_f16): New.
8640 (vcmla_rot270_laneq_f16): New.
8641 (vcmlaq_rot270_lane_f16): New.
8642 (vcmlaq_rot270_laneq_f16): New.
8643 (vcadd_rot90_f32): New.
8644 (vcaddq_rot90_f32): New.
8645 (vcadd_rot270_f32): New.
8646 (vcaddq_rot270_f32): New.
8649 (vcmla_lane_f32): New.
8650 (vcmla_laneq_f32): New.
8651 (vcmlaq_lane_f32): New.
8652 (vcmlaq_laneq_f32): New.
8653 (vcmla_rot90_f32): New.
8654 (vcmlaq_rot90_f32): New.
8655 (vcmla_rot90_lane_f32): New.
8656 (vcmla_rot90_laneq_f32): New.
8657 (vcmlaq_rot90_lane_f32): New.
8658 (vcmlaq_rot90_laneq_f32): New.
8659 (vcmla_rot180_f32): New.
8660 (vcmlaq_rot180_f32): New.
8661 (vcmla_rot180_lane_f32): New.
8662 (vcmla_rot180_laneq_f32): New.
8663 (vcmlaq_rot180_lane_f32): New.
8664 (vcmlaq_rot180_laneq_f32): New.
8665 (vcmla_rot270_f32): New.
8666 (vcmlaq_rot270_f32): New.
8667 (vcmla_rot270_lane_f32): New.
8668 (vcmla_rot270_laneq_f32): New.
8669 (vcmlaq_rot270_lane_f32): New.
8670 (vcmlaq_rot270_laneq_f32): New.
8671 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8672 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8673 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8674 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8675 vcmlaq_lane270): New.
8676 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8677 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8678 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8679 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8680 (arm_option_reconfigure_globals): Use them.
8681 * config/arm/iterators.md (VDF, VQ_HSF): New.
8682 (VCADD, VCMLA): New.
8683 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8684 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8686 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8687 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8689 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8691 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8692 Add qualifier_lane_pair_index.
8693 (emit-rtl.h): Include.
8694 (TYPES_QUADOP_LANE_PAIR): New.
8695 (aarch64_simd_expand_args): Use it.
8696 (aarch64_simd_expand_builtin): Likewise.
8697 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8699 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8700 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8701 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8702 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8703 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8704 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8705 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8706 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8707 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8708 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8709 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8710 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8711 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8712 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8713 Add __ARM_FEATURE_COMPLEX.
8714 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8715 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8716 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8717 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8718 fcmlaq_lane270): New.
8719 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8720 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8721 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8722 * config/aarch64/arm_neon.h:
8723 (vcadd_rot90_f16): New.
8724 (vcaddq_rot90_f16): New.
8725 (vcadd_rot270_f16): New.
8726 (vcaddq_rot270_f16): New.
8729 (vcmla_lane_f16): New.
8730 (vcmla_laneq_f16): New.
8731 (vcmlaq_lane_f16): New.
8732 (vcmlaq_rot90_lane_f16): New.
8733 (vcmla_rot90_laneq_f16): New.
8734 (vcmla_rot90_lane_f16): New.
8735 (vcmlaq_rot90_f16): New.
8736 (vcmla_rot90_f16): New.
8737 (vcmlaq_laneq_f16): New.
8738 (vcmla_rot180_laneq_f16): New.
8739 (vcmla_rot180_lane_f16): New.
8740 (vcmlaq_rot180_f16): New.
8741 (vcmla_rot180_f16): New.
8742 (vcmlaq_rot90_laneq_f16): New.
8743 (vcmlaq_rot270_laneq_f16): New.
8744 (vcmlaq_rot270_lane_f16): New.
8745 (vcmla_rot270_laneq_f16): New.
8746 (vcmlaq_rot270_f16): New.
8747 (vcmla_rot270_f16): New.
8748 (vcmlaq_rot180_laneq_f16): New.
8749 (vcmlaq_rot180_lane_f16): New.
8750 (vcmla_rot270_lane_f16): New.
8751 (vcadd_rot90_f32): New.
8752 (vcaddq_rot90_f32): New.
8753 (vcaddq_rot90_f64): New.
8754 (vcadd_rot270_f32): New.
8755 (vcaddq_rot270_f32): New.
8756 (vcaddq_rot270_f64): New.
8760 (vcmla_lane_f32): New.
8761 (vcmla_laneq_f32): New.
8762 (vcmlaq_lane_f32): New.
8763 (vcmlaq_laneq_f32): New.
8764 (vcmla_rot90_f32): New.
8765 (vcmlaq_rot90_f32): New.
8766 (vcmlaq_rot90_f64): New.
8767 (vcmla_rot90_lane_f32): New.
8768 (vcmla_rot90_laneq_f32): New.
8769 (vcmlaq_rot90_lane_f32): New.
8770 (vcmlaq_rot90_laneq_f32): New.
8771 (vcmla_rot180_f32): New.
8772 (vcmlaq_rot180_f32): New.
8773 (vcmlaq_rot180_f64): New.
8774 (vcmla_rot180_lane_f32): New.
8775 (vcmla_rot180_laneq_f32): New.
8776 (vcmlaq_rot180_lane_f32): New.
8777 (vcmlaq_rot180_laneq_f32): New.
8778 (vcmla_rot270_f32): New.
8779 (vcmlaq_rot270_f32): New.
8780 (vcmlaq_rot270_f64): New.
8781 (vcmla_rot270_lane_f32): New.
8782 (vcmla_rot270_laneq_f32): New.
8783 (vcmlaq_rot270_lane_f32): New.
8784 (vcmlaq_rot270_laneq_f32): New.
8785 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
8786 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
8787 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
8788 (FCADD, FCMLA): New.
8790 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
8792 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8796 * config/pa/pa.c: Change "can not" to "cannot".
8797 * gimple-ssa-evrp-analyze.c: Likewise.
8798 * ipa-icf.c: Likewise.
8799 * ipa-polymorphic-call.c: Likewise.
8800 * ipa-pure-const.c: Likewise.
8801 * lra-constraints.c: Likewise.
8802 * lra-remat.c: Likewise.
8803 * reload1.c: Likewise.
8804 * reorg.c: Likewise.
8805 * tree-ssa-uninit.c: Likewise.
8807 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8811 * Makefile.in: Mechanically replace "can not" with "cannot".
8812 * alias.c: Likewise.
8813 * builtins.c: Likewise.
8814 * calls.c: Likewise.
8815 * cgraph.c: Likewise.
8816 * cgraph.h: Likewise.
8817 * cgraphclones.c: Likewise.
8818 * cgraphunit.c: Likewise.
8819 * combine-stack-adj.c: Likewise.
8820 * combine.c: Likewise.
8821 * common/config/i386/i386-common.c: Likewise.
8822 * config/aarch64/aarch64.c: Likewise.
8823 * config/alpha/sync.md: Likewise.
8824 * config/arc/arc.c: Likewise.
8825 * config/arc/predicates.md: Likewise.
8826 * config/arm/arm-c.c: Likewise.
8827 * config/arm/arm.c: Likewise.
8828 * config/arm/arm.h: Likewise.
8829 * config/arm/arm.md: Likewise.
8830 * config/arm/cortex-r4f.md: Likewise.
8831 * config/csky/csky.c: Likewise.
8832 * config/csky/csky.h: Likewise.
8833 * config/darwin-f.c: Likewise.
8834 * config/epiphany/epiphany.md: Likewise.
8835 * config/i386/i386.c: Likewise.
8836 * config/i386/sol2.h: Likewise.
8837 * config/m68k/m68k.c: Likewise.
8838 * config/mcore/mcore.h: Likewise.
8839 * config/microblaze/microblaze.md: Likewise.
8840 * config/mips/20kc.md: Likewise.
8841 * config/mips/sb1.md: Likewise.
8842 * config/nds32/nds32.c: Likewise.
8843 * config/nds32/predicates.md: Likewise.
8844 * config/pa/pa.c: Likewise.
8845 * config/rs6000/e300c2c3.md: Likewise.
8846 * config/rs6000/rs6000.c: Likewise.
8847 * config/s390/s390.h: Likewise.
8848 * config/sh/sh.c: Likewise.
8849 * config/sh/sh.md: Likewise.
8850 * config/spu/vmx2spu.h: Likewise.
8851 * cprop.c: Likewise.
8852 * dbxout.c: Likewise.
8853 * df-scan.c: Likewise.
8854 * doc/cfg.texi: Likewise.
8855 * doc/extend.texi: Likewise.
8856 * doc/fragments.texi: Likewise.
8857 * doc/gty.texi: Likewise.
8858 * doc/invoke.texi: Likewise.
8859 * doc/lto.texi: Likewise.
8860 * doc/md.texi: Likewise.
8861 * doc/objc.texi: Likewise.
8862 * doc/rtl.texi: Likewise.
8863 * doc/tm.texi: Likewise.
8865 * emit-rtl.c: Likewise.
8866 * emit-rtl.h: Likewise.
8867 * except.c: Likewise.
8868 * expmed.c: Likewise.
8870 * fold-const.c: Likewise.
8871 * genautomata.c: Likewise.
8872 * gimple-fold.c: Likewise.
8873 * hard-reg-set.h: Likewise.
8874 * ifcvt.c: Likewise.
8875 * ipa-comdats.c: Likewise.
8876 * ipa-cp.c: Likewise.
8877 * ipa-devirt.c: Likewise.
8878 * ipa-fnsummary.c: Likewise.
8879 * ipa-icf.c: Likewise.
8880 * ipa-inline-transform.c: Likewise.
8881 * ipa-inline.c: Likewise.
8882 * ipa-polymorphic-call.c: Likewise.
8883 * ipa-profile.c: Likewise.
8884 * ipa-prop.c: Likewise.
8885 * ipa-pure-const.c: Likewise.
8886 * ipa-reference.c: Likewise.
8887 * ipa-split.c: Likewise.
8888 * ipa-visibility.c: Likewise.
8890 * ira-build.c: Likewise.
8891 * ira-color.c: Likewise.
8892 * ira-conflicts.c: Likewise.
8893 * ira-costs.c: Likewise.
8894 * ira-int.h: Likewise.
8895 * ira-lives.c: Likewise.
8898 * loop-invariant.c: Likewise.
8899 * loop-unroll.c: Likewise.
8900 * lower-subreg.c: Likewise.
8901 * lra-assigns.c: Likewise.
8902 * lra-constraints.c: Likewise.
8903 * lra-eliminations.c: Likewise.
8904 * lra-lives.c: Likewise.
8905 * lra-remat.c: Likewise.
8906 * lra-spills.c: Likewise.
8908 * lto-cgraph.c: Likewise.
8909 * lto-streamer-out.c: Likewise.
8910 * postreload-gcse.c: Likewise.
8911 * predict.c: Likewise.
8912 * profile-count.h: Likewise.
8913 * profile.c: Likewise.
8914 * recog.c: Likewise.
8916 * reload.c: Likewise.
8917 * reload1.c: Likewise.
8918 * reorg.c: Likewise.
8919 * resource.c: Likewise.
8920 * rtl.def: Likewise.
8922 * rtlanal.c: Likewise.
8923 * sched-deps.c: Likewise.
8924 * sched-ebb.c: Likewise.
8925 * sched-rgn.c: Likewise.
8926 * sel-sched-ir.c: Likewise.
8927 * sel-sched.c: Likewise.
8928 * shrink-wrap.c: Likewise.
8929 * simplify-rtx.c: Likewise.
8930 * symtab.c: Likewise.
8931 * target.def: Likewise.
8932 * toplev.c: Likewise.
8933 * tree-call-cdce.c: Likewise.
8934 * tree-cfg.c: Likewise.
8935 * tree-complex.c: Likewise.
8936 * tree-core.h: Likewise.
8937 * tree-eh.c: Likewise.
8938 * tree-inline.c: Likewise.
8939 * tree-loop-distribution.c: Likewise.
8940 * tree-nrv.c: Likewise.
8941 * tree-profile.c: Likewise.
8942 * tree-sra.c: Likewise.
8943 * tree-ssa-alias.c: Likewise.
8944 * tree-ssa-dce.c: Likewise.
8945 * tree-ssa-dom.c: Likewise.
8946 * tree-ssa-forwprop.c: Likewise.
8947 * tree-ssa-loop-im.c: Likewise.
8948 * tree-ssa-loop-ivcanon.c: Likewise.
8949 * tree-ssa-loop-ivopts.c: Likewise.
8950 * tree-ssa-loop-niter.c: Likewise.
8951 * tree-ssa-phionlycprop.c: Likewise.
8952 * tree-ssa-phiopt.c: Likewise.
8953 * tree-ssa-propagate.c: Likewise.
8954 * tree-ssa-threadedge.c: Likewise.
8955 * tree-ssa-threadupdate.c: Likewise.
8956 * tree-ssa-uninit.c: Likewise.
8957 * tree-ssanames.c: Likewise.
8958 * tree-streamer-out.c: Likewise.
8961 * vr-values.c: Likewise.
8963 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
8965 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
8966 (ix86_split_xorsign): Ditto.
8967 * config/i386/i386.c (ix86_expand_xorsign): New function.
8968 (ix86_split_xorsign): Ditto.
8969 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
8970 (xorsign<mode>3): New expander.
8971 (xorsign<mode>3_1): New insn_and_split pattern.
8972 * config/i386/sse.md (xorsign<mode>3): New expander.
8974 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
8976 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
8977 (*tablejump_sp64): Likewise.
8978 (*tablejump<P:mode>): ...this.
8979 (*call_address_sp32): Merge into...
8980 (*call_address_sp64): Likewise.
8981 (*call_address<P:mode>): ...this.
8982 (*call_symbolic_sp32): Merge into...
8983 (*call_symbolic_sp64): Likewise.
8984 (*call_symbolic<P:mode>): ...this.
8985 (call_value): Remove constraint and add predicate.
8986 (*call_value_address_sp32): Merge into...
8987 (*call_value_address_sp64): Likewise.
8988 (*call_value_address<P:mode>): ...this.
8989 (*call_value_symbolic_sp32): Merge into...
8990 (*call_value_symbolic_sp64): Likewise.
8991 (*call_value_symbolic<P:mode>): ...this.
8992 (*sibcall_symbolic_sp32): Merge into...
8993 (*sibcall_symbolic_sp64): Likewise.
8994 (*sibcall_symbolic<P:mode>): ...this.
8995 (sibcall_value): Remove constraint and add predicate.
8996 (*sibcall_value_symbolic_sp32): Merge into...
8997 (*sibcall_value_symbolic_sp64): Likewise.
8998 (*sibcall_value_symbolic<P:mode>): ...this.
8999 (window_save): Minor tweak.
9000 (*branch_sp32): Merge into...
9001 (*branch_sp64): Likewise.
9002 (*branch<P:mode>): ...this.
9004 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9005 James Clarke <jrtc27@jrtc27.com>
9008 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9009 consistently in TLS address generation and adjust code to the renaming
9010 of patterns. Mark calls to __tls_get_addr as const.
9011 * config/sparc/sparc.md (tgd_hi22): Turn into...
9012 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9013 (tgd_lo10): Turn into...
9014 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9015 (tgd_add32): Merge into...
9016 (tgd_add64): Likewise.
9017 (tgd_add<P:mode>): ...this and use Pmode throughout.
9018 (tldm_hi22): Turn into...
9019 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9020 (tldm_lo10): Turn into...
9021 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9022 (tldm_add32): Merge into...
9023 (tldm_add64): Likewise.
9024 (tldm_add<P:mode>): ...this and use Pmode throughout.
9025 (tldm_call32): Merge into...
9026 (tldm_call64): Likewise.
9027 (tldm_call<P:mode>): ...this and use Pmode throughout.
9028 (tldo_hix22): Turn into...
9029 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9030 (tldo_lox10): Turn into...
9031 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9032 (tldo_add32): Merge into...
9033 (tldo_add64): Likewise.
9034 (tldo_add<P:mode>): ...this and use Pmode throughout.
9035 (tie_hi22): Turn into...
9036 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9037 (tie_lo10): Turn into...
9038 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9039 (tie_ld64): Use DImode throughout.
9040 (tie_add32): Merge into...
9041 (tie_add64): Likewise.
9042 (tie_add<P:mode>): ...this and use Pmode throughout.
9043 (tle_hix22_sp32): Merge into...
9044 (tle_hix22_sp64): Likewise.
9045 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9046 (tle_lox22_sp32): Merge into...
9047 (tle_lox22_sp64): Likewise.
9048 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9049 (*tldo_ldub_sp32): Merge into...
9050 (*tldo_ldub_sp64): Likewise.
9051 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9052 (*tldo_ldub1_sp32): Merge into...
9053 (*tldo_ldub1_sp64): Likewise.
9054 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9055 (*tldo_ldub2_sp32): Merge into...
9056 (*tldo_ldub2_sp64): Likewise.
9057 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9058 (*tldo_ldsb1_sp32): Merge into...
9059 (*tldo_ldsb1_sp64): Likewise.
9060 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9061 (*tldo_ldsb2_sp32): Merge into...
9062 (*tldo_ldsb2_sp64): Likewise.
9063 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9064 (*tldo_ldub3_sp64): Use DImode throughout.
9065 (*tldo_ldsb3_sp64): Likewise.
9066 (*tldo_lduh_sp32): Merge into...
9067 (*tldo_lduh_sp64): Likewise.
9068 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9069 (*tldo_lduh1_sp32): Merge into...
9070 (*tldo_lduh1_sp64): Likewise.
9071 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9072 (*tldo_ldsh1_sp32): Merge into...
9073 (*tldo_ldsh1_sp64): Likewise.
9074 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9075 (*tldo_lduh2_sp64): Use DImode throughout.
9076 (*tldo_ldsh2_sp64): Likewise.
9077 (*tldo_lduw_sp32): Merge into...
9078 (*tldo_lduw_sp64): Likewise.
9079 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9080 (*tldo_lduw1_sp64): Use DImode throughout.
9081 (*tldo_ldsw1_sp64): Likewise.
9082 (*tldo_ldx_sp64): Likewise.
9083 (*tldo_stb_sp32): Merge into...
9084 (*tldo_stb_sp64): Likewise.
9085 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9086 (*tldo_sth_sp32): Merge into...
9087 (*tldo_sth_sp64): Likewise.
9088 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9089 (*tldo_stw_sp32): Merge into...
9090 (*tldo_stw_sp64): Likewise.
9091 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9092 (*tldo_stx_sp64): Use DImode throughout.
9094 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9096 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9097 check configure option to set BTI and Return Address Signing.
9098 * configure.ac: Add --enable-standard-branch-protection and
9099 --disable-standard-branch-protection.
9100 * configure: Regenerated.
9101 * doc/install.texi: Document the same.
9103 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9104 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9106 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9107 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9108 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9110 * config/aarch64/aarch64-bti-insert.c: New file.
9111 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9113 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9115 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9116 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9117 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9118 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9120 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9122 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9123 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9124 Disable bti for -mbranch-protection=none.
9125 (aarch64_handle_standard_branch_protection): Enable bti for
9126 -mbranch-protection=standard.
9127 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9128 -mbranch-protection.
9129 (aarch64_bti_enabled): Check if bti is enabled.
9130 * config/aarch64/aarch64.opt: Declare target variable.
9131 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9133 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9135 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9136 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9137 (aarch64_expand_epilogue): Likewise.
9138 (aarch64_output_mi_thunk): Likewise
9139 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9140 TAILCALL_ADDR_REGS to x16 and x17.
9141 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9143 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9145 * config/aarch64/aarch64-option-extensions.def: Define
9146 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9147 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9148 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9149 (AARCH64_FL_PREDRES): New.
9150 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9151 AARCH64_FL_PREDRES by default.
9152 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9154 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9156 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9158 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9159 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9160 * doc/invoke.texi: Document ARMv8.5-A.
9162 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9164 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9165 (xorsign<mode>3): Likewise.
9167 2019-01-09 Jelinek <jakub@redhat.com>
9170 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9171 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9173 PR rtl-optimization/88331
9174 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9175 not currently_expanding_to_rtl.
9177 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9179 * doc/invoke.texi (-Os): Remove trailing spaces.
9180 (-finline-functions): Remove reference to -O2.
9182 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9184 PR rtl-optimization/79593
9185 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9187 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9188 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9190 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9193 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9197 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9198 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9200 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9203 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9204 ix86_avx_u128_mode_entry.
9206 2019-01-08 Martin Liska <mliska@suse.cz>
9208 PR tree-optimization/88753
9209 * tree-switch-conversion.c (switch_conversion::build_one_array):
9210 Come up with local variable constructor. Convert first to
9211 type of constructor values.
9213 2019-01-08 Richard Biener <rguenther@suse.de>
9215 PR tree-optimization/86554
9216 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9217 rpo_avail): Move earlier.
9218 (visit_nary_op): When value-numbering to expressions
9219 with different overflow behavior make sure there's an
9220 available expression on the path.
9222 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9224 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9225 aarch64_parse_branch_protection,
9226 struct aarch64_branch_protect_type,
9227 aarch64_handle_no_branch_protection,
9228 aarch64_handle_standard_branch_protection,
9229 aarch64_validate_mbranch_protection,
9230 aarch64_handle_pac_ret_protection,
9231 aarch64_handle_attr_branch_protection,
9232 accepted_branch_protection_string,
9233 aarch64_pac_ret_subtypes,
9234 aarch64_branch_protect_types,
9235 aarch64_handle_pac_ret_leaf): Define.
9236 (aarch64_override_options_after_change_1, aarch64_override_options):
9237 Add check for accepted_branch_protection_string.
9238 (aarch64_option_save): Save accepted_branch_protection_string.
9239 (aarch64_option_restore): Save accepted_branch_protection_string.
9240 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9241 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9242 msign-return-address.
9243 * doc/invoke.texi: Add mbranch-protection.
9245 2019-01-08 Alan Modra <amodra@gmail.com>
9248 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9249 Delete "unknownp" parameter. Adjust callers. Handle
9250 CONST_INT, PLUS, MINUS, and MULT.
9251 (attr_value_aligned): Renamed from or_attr_value.
9252 (min_attr_value): Return INT_MIN for unhandled rtl case..
9253 (min_fn): ..and translate to INT_MAX here.
9254 (write_length_unit_log): Modify to cope without "unknown".
9255 (write_attr_value): Handle IF_THEN_ELSE.
9257 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9259 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9260 optimization for masked stores.
9262 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9265 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9266 output vector directly to duplicate_and_interleave instead of
9267 going through a temporary. Postpone insertion of ctor_seq to
9268 the end of the loop.
9270 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9273 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9274 unsigned_p. Handle signed and unsigned overflow correction as
9276 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9278 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9280 (add<mode>3_compareV_imm): Make this callable for expanding.
9281 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9282 aarch64_plus_operand for operand 2.
9283 (subv<GPI:mode>_insn): New insn pattern.
9284 (subv<GPI:mode>_imm): Likewise.
9285 (negv<GPI:mode>3): New expand pattern.
9286 (negv<GPI:mode>_insn): New insn pattern.
9287 (negv<GPI:mode>_cmp_only): Likewise.
9288 (cmpv<GPI:mode>_insn): Likewise.
9289 (subvti4): Use register_operand for operand 1. Update call to
9290 aarch64_expand_subvti.
9291 (usubvti4): Likewise.
9292 (negvti3): New expand pattern.
9293 (negdi_carryout): New insn pattern.
9294 (negvdi_carryinV): New insn pattern.
9295 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9296 version the named version.
9297 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9299 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9301 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9303 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9304 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9305 (sub<mode>3_carryinCV): Delete.
9306 (sub<GPI:mode>3_carryinV): New expand pattern.
9307 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9309 2019-01-07 Richard Biener <rguenther@suse.de>
9311 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9312 of tree_operand_hash.
9314 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9316 PR tree-optimization/88598
9317 * tree.h (single_nonzero_element): Declare.
9318 * tree.c (single_nonzero_element): New function.
9319 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9320 if I is the only nonzero element of CST.
9322 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9324 PR tree-optimization/88598
9325 * tree.h (initializer_each_zero_or_onep): Declare.
9326 * tree.c (initializer_each_zero_or_onep): New function.
9327 (signed_or_unsigned_type_for): Handle float types too.
9328 (unsigned_type_for, signed_type_for): Update comments accordingly.
9329 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9330 x & { 0 or -1, 0 or -1, ... }.
9332 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9334 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9335 with x86_64-pc-linux-gnu.
9337 2019-01-07 Tom de Vries <tdevries@suse.de>
9340 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9342 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9345 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9347 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9348 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9349 TARGET_AVX512F as condition.
9352 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9353 const_not_ok_for_debug_p target hook.
9354 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9355 on UNSPEC and subexpressions thereof if all subexpressions of the
9356 UNSPEC are CONSTANT_P.
9358 PR tree-optimization/88676
9359 * tree-ssa-phiopt.c (two_value_replacement): New function.
9360 (tree_ssa_phiopt_worker): Call it.
9363 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9364 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9367 * tree-vect-generic.c: Include insn-config.h and recog.h.
9368 (expand_vector_piecewise): Add defaulted ret_type argument,
9369 if non-NULL, use that in preference to type for the result type.
9370 (expand_vector_parallel): Formatting fix.
9371 (do_vec_conversion, do_vec_narrowing_conversion,
9372 expand_vector_conversion): New functions.
9373 (expand_vector_operations_1): Call expand_vector_conversion
9374 for VEC_CONVERT ifn calls.
9375 * internal-fn.def (VEC_CONVERT): New internal function.
9376 * internal-fn.c (expand_VEC_CONVERT): New function.
9377 * fold-const-call.c (fold_const_vec_convert): New function.
9378 (fold_const_call): Use it for CFN_VEC_CONVERT.
9379 * doc/extend.texi (__builtin_convertvector): Document.
9381 2019-01-07 Tom de Vries <tdevries@suse.de>
9383 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9384 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9385 vector_red_partition, vector_red_sym): New global variables.
9386 (nvptx_option_override): Initialize vector_red_sym.
9387 (nvptx_declare_function_name): Restore red_partition register.
9388 (nvptx_file_end): Emit code to declare the vector reduction variables.
9389 (nvptx_output_red_partition): New function.
9390 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9391 large vector reductions.
9392 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9393 (nvptx_init_builtins): Add VECTOR_ADDR.
9394 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9395 Handle nvptx_expand_shared_addr.
9396 (nvptx_get_shared_red_addr): Add vector argument and handle large
9398 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9400 (nvptx_goacc_reduction_init): Likewise.
9401 (nvptx_goacc_reduction_fini): Likewise.
9402 (nvptx_goacc_reduction_teardown): Likewise.
9403 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9404 init,fini,teardown}.
9405 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9406 (nvptx_set_current_function): Init vector_red_partition.
9407 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9408 (nvptx_red_partition): New insn.
9409 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9411 2019-01-07 Tom de Vries <tdevries@suse.de>
9414 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9417 2019-01-07 Tom de Vries <tdevries@suse.de>
9419 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9420 (nvptx_option_override): Init oacc_bcast_partition.
9421 (nvptx_init_oacc_workers): New function.
9422 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9423 (nvptx_needs_shared_bcast): New function.
9424 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9426 (nvptx_shared_propagate): Initialize vector bcast partition and
9427 synchronization state.
9428 (nvptx_single): Generalize to enable vectors to use shared-memory
9430 (nvptx_process_pars): Likewise.
9431 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9432 * config/nvptx/nvptx.h (struct machine_function): Add
9433 bcast_partition and sync_bar members.
9435 2019-01-07 Tom de Vries <tdevries@suse.de>
9437 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9438 (nvptx_apply_dim_limits): New function.
9439 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9442 2019-01-07 Tom de Vries <tdevries@suse.de>
9444 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9445 as late as possible.
9447 2019-01-07 Tom de Vries <tdevries@suse.de>
9449 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9450 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9451 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9452 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9453 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9455 2019-01-07 Tom de Vries <tdevries@suse.de>
9457 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9459 2019-01-07 Tom de Vries <tdevries@suse.de>
9461 * omp-offload.c (oacc_get_min_dim): New function.
9462 * omp-offload.h (oacc_get_min_dim): Declare.
9464 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9467 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9468 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9470 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9474 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9476 * ipa-inline.c (edge_badness): Use inlined_time instead of
9477 inline_summaries->get.
9479 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9481 * opts.c (enable_fdo_optimizations): Enable
9482 version-loops-for-strides, loop-interchange, unrol-and-jam
9483 and tree-loop-distribution.
9484 * invoke.texi: Document newly enabled options.
9486 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9488 * doc/invoke.texi (max-inline-insns-small): New parameters.
9489 * ipa-inline.c (want_early_inline_function_p): simplify.
9490 (want_inline_small_function_p): Fix pasto from previous patch;
9491 use max-inline-insns-small bound.
9492 * params.def (max-inline-insns-small): New param.
9493 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9494 variables correctly.
9496 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9498 * doc/invoke.texi: Document max-inline-insns-size,
9499 uninlined-function-insns, uninlined-function-time,
9500 uninlined-thunk-insns and uninlined-thunk-time.
9501 * params.def: Add max-inline-insns-size,
9502 uninlined-function-insns, uninlined-function-time,
9503 uninlined-thunk-insns and uninlined-thunk-time.
9504 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9506 * ipa-inline.c (can_inline_edge_by_limits_p,
9507 want_inline_small_function_p): Use new parameters.
9509 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9511 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9513 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9517 * expr.c (expand_assignment): For calls returning VLA structures
9518 if to_rtx is not a MEM, force it into a stack temporary.
9521 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9522 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9523 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9524 subexpressions of both operands.
9525 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9526 subrtxes are CONSTANT_P.
9527 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9530 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9532 * params.def (hot-bb-count-ws-permille): Set to 990.
9534 2019-01-04 Martin Sebor <msebor@redhat.com>
9537 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9540 2019-01-04 Martin Sebor <msebor@redhat.com>
9543 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9545 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9547 * gdbinit.in: Turn off pagination for the skip commands, restore
9548 it to previous state afterwards.
9550 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9553 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9554 of GET_MODE (opN) as modes of the libcall arguments.
9556 2019-01-04 Jan Beulich <jbeulich@suse.com>
9558 * config/i386/sse.md
9559 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9560 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9561 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9562 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9563 avx512f_vmcmp<mode>3<round_saeonly_name>,
9564 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9565 avx512f_maskcmp<mode>3,
9566 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9567 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9568 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9569 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9570 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9571 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9572 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9573 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9574 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9575 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9576 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9577 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9578 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9579 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9580 avx512cd_maskb_vec_dup<mode>,
9581 avx512cd_maskw_vec_dup<mode>,
9582 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9583 avx512dq_vmfpclass<mode>,
9584 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9587 2019-01-03 Martin Sebor <msebor@redhat.com>
9589 PR tree-optimization/88659
9590 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9592 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9594 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9595 unaligned vsx and avoid lxvd2x/stxvd2x.
9596 (gen_lvx_v4si_move): New function.
9598 2019-01-03 Tom de Vries <tdevries@suse.de>
9600 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9601 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9603 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9605 2019-01-03 Tom de Vries <tdevries@suse.de>
9607 * config/nvptx/nvptx.c (struct offload_attrs): New.
9608 (populate_offload_attrs): New function. Factor mask extraction out of
9609 nvptx_reorg. Add extraction of dimensions.
9610 (nvptx_reorg): Use populate_offload_attrs.
9612 2019-01-03 Tom de Vries <tdevries@suse.de>
9614 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9615 cases for oacc_min_dims_p and routine_p. Add asserts for
9616 oacc_default_dims_p and offload_region_p.
9618 2019-01-03 Tom de Vries <tdevries@suse.de>
9620 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9622 (nvptx_goacc_validate_dims): ... here.
9624 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9626 PR tree-optimization/85574
9627 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9629 (struct ssa_equip_hash_traits): Declare.
9630 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9632 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9635 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9636 change it to qualified_type.
9638 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9640 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9641 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9643 2019-01-02 Martin Sebor <msebor@redhat.com>
9644 Jeff Law <law@redhat.com>
9646 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9647 (get_range_strlen_tree): Update appropriately.
9649 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9651 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9652 rather than set_range_info.
9653 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9654 maybe_set_strlen_range. Handle potentially boundary crossing
9655 cases more conservatively.
9656 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9657 Call set_strlen_range.
9658 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9661 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9662 need the flexp argument.
9663 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9664 from calls to get_range_strlen. Update comments. Just update
9665 VAL for an unterminated const char array and let the reset of the
9666 code handle it normally. No longer try to set *flexp. Adjust
9668 (get_range_strlen): Update for the new get_range_strlen API.
9669 (get_maxval_strlen): Similarly.
9670 (gimple_fold_builtin_strlen): Handle update meaning of return value
9671 from get_range_strlen.
9672 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9673 get_range_strlen API.
9675 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9678 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9679 false at WPA time when body was removed.
9681 2019-01-02 Martin Liska <mliska@suse.cz>
9683 PR tree-optimization/88650
9684 * predict.c (set_even_probabilities): Calculate probability
9685 remainer only when really used.
9687 2019-01-02 Richard Biener <rguenther@suse.de>
9690 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9691 widest_ints when mangling max_stmt_execution results.
9693 2019-01-02 Richard Biener <rguenther@suse.de>
9695 PR tree-optimization/88621
9696 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9697 bitfields when canoncalizing.
9699 2019-01-02 Richard Biener <rguenther@suse.de>
9702 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9703 cost of cheap SSE instruction.
9705 2019-01-02 Richard Biener <rguenther@suse.de>
9708 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9709 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9711 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9712 set after UIDs before splitting them.
9714 2019-01-01 Martin Sebor <msebor@redhat.com>
9715 Jeff Law <law@redhat.com>
9717 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9718 length is optimistic. If it is, then arrange to compute the
9719 conservative length as well.
9721 * gimple-fold.h (get_range_strlen): Update prototype.
9722 * builtins.c (check_access): Update call to get_range_strlen to use
9723 c_strlen_data pointer. Change various variable accesses to instead
9724 pull data from the c_strlen_data structure.
9725 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9726 * calls.c (maybe_warn_nonstring_arg): Likewise.
9727 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9728 minimum length if maximum lengh is unknown.
9729 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9730 that used c_strlen, it's no longer needed. Restructure slightly.
9731 (format_string): Set unlikely range appropriately.
9732 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9734 (get_range_strlen): Accept c_strlen_data pointer for external
9735 call sites as well. Pass through to call to internal get_range_strlen.
9736 Adjust minlen, maxlen and maxbound as needed.
9737 (get_maxval_strlen): Update comments.
9738 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9739 to use c_strlen_data pointer. Change variable accesses to instead
9740 use c_strlen_data data members.
9742 * gimple-fold.c (get_range_strlen): Update prototype.
9743 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9744 local variables. Use pdata to return information to caller.
9745 Update calls to get_range_strlen. Update pdata->maxbound.
9746 (get_range_strlen -- static version): Similarly.
9747 (get_range_strlen -- extern version): Update for internal
9748 get_range_strlen API change. Convert to external data format.
9749 (get_maxval_strlen): Similarly.
9751 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9753 * coverage.c (get_coverage_counts): Use current_function_decl.
9754 * profile.c (read_thunk_profile): New function.
9755 (branch_prob): Add THUNK parameter.
9756 * tree-profile.c (tree_profiling): Handle thunks.
9757 * value-prof.c (init_node_map): Handle thunks.
9758 * value-prof.h (branch_prob): Upate prototype.
9759 (read_thunk_profile): Declare.
9761 2019-01-01 Jakub Jelinek <jakub@redhat.com>
9763 Update copyright years.
9765 * gcc.c (process_command): Update copyright notice dates.
9766 * gcov-dump.c (print_version): Ditto.
9767 * gcov.c (print_version): Ditto.
9768 * gcov-tool.c (print_version): Ditto.
9769 * gengtype.c (create_file): Ditto.
9770 * doc/cpp.texi: Bump @copying's copyright year.
9771 * doc/cppinternals.texi: Ditto.
9772 * doc/gcc.texi: Ditto.
9773 * doc/gccint.texi: Ditto.
9774 * doc/gcov.texi: Ditto.
9775 * doc/install.texi: Ditto.
9776 * doc/invoke.texi: Ditto.
9778 Copyright (C) 2019 Free Software Foundation, Inc.
9780 Copying and distribution of this file, with or without modification,
9781 are permitted in any medium without royalty provided the copyright
9782 notice and this notice are preserved.