1 2019-05-28 Martin Liska <mliska@suse.cz>
4 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
5 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
6 (func_checker::compare_bb): Call compare_loops.
8 2019-05-27 Jakub Jelinek <jakub@redhat.com>
10 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
11 on sections construct.
12 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
14 (lower_omp_sections): Handle lastprivate conditional.
15 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
16 lastprivate_conditional_map.
17 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
19 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
20 critical, taskgroup and section regions when looking for a region
21 with non-NULL lastprivate_conditional_map.
23 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
25 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
26 (*ix86_gen_sub3): Ditto.
27 (*ix86_gen_sub3_carry): Ditto.
28 (*ix86_gen_one_cmpl2): Ditto.
29 (*ix86_gen_andsp): Ditto.
30 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
31 (gen_and2_insn): New static function.
32 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
33 Use gen_add3_insn instead of ix86_gen_add3.
34 (ix86_expand_split_stack_prologue): Use gen_add2_insn
35 instead of ix86_gen_add3.
36 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
37 Use gen_sub3_insn instead of ix86_gen_sub3.
38 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
39 instead of ix86_gen_add3.
40 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
41 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
42 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
43 * config/i386/i386-options.c (ix86_option_override_internal):
44 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
45 ix86_gen_one_cmpl2 and ix86_gen_andsp.
47 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
49 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
50 and DW_OP_GNU_const_index opcodes.
52 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
54 * config/i386/i386.h (STACK_SIZE_MODE): Define.
56 2019-05-27 Richard Biener <rguenther@suse.de>
58 PR tree-optimization/90637
59 * tree-ssa-sink.c (statement_sink_location): Honor the
60 computed sink location for single-uses.
62 2019-05-27 Richard Biener <rguenther@suse.de>
65 * match.pd (vec_perm): Avoid clobbering op0 when not generating
68 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.md (@sub<mode>3_carry): Rename
71 from sub<mode>3_carry.
72 (@leave_<mode>): New expander.
73 (*leave): Rename from leave.
74 (*leave_rex64): Rename from leave_rex64.
75 (@monitorx_<mode>): Rename from monitorx_<mode>.
76 (@clzero_<mode>): Rename from clzero_<mode>.
77 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
78 from sse3_monitor_<mode>.
79 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
80 (*ix86_gen_leave): Ditto.
81 (*ix86_gen_monitor): Ditto.
82 (*ix86_gen_monitorx): Ditto.
83 (*ix86_gen_clzero): Ditto.
84 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
85 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
86 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
87 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
88 Use gen_sse3_monitor instead of ix86_gen_monitor.
89 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
90 instead of ix86_gen_monitorx.
91 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
92 instead of ix86_gen_clzero.
93 * config/i386/i386-options.c (ix86_option_override_internal):
94 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
95 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
97 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
100 Rename from tls_global_dynamic_64_<mode>.
101 (@tls_local_dynamic_base_64_<mode>): Rename from
102 tls_local_dynamic_base_64_<mode>.
103 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
104 Remove indirect function.
105 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
106 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
107 instead of ix86_gen_tls_global_dynamic_64.
108 Use gen_tls_local_dynamic_base_64 instead of
109 ix86_gen_tls_local_dynamic_base_64.
110 * config/i386/i386-options.c (ix86_option_override_internal):
111 Do not initialize ix86_gen_tls_global_dynamic_64 and
112 ix86_gen_tls_local_dynamic_base_64.
114 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
117 Rename from pro_epilogue_adjust_stack_<mode>_add.
118 (@pro_epilogue_adjust_stack_sub_<mode>)
119 Rename from pro_epilogue_adjust_stack_<mode>_sub.
120 (@allocate_stack_worker_probe_<mode>):
121 Rename from allocate_stack_worker_probe_<mode>.
122 (allocate_stack): Use gen_allocate_stack_worker_probe.
123 (probe_stack): Use gen_probe_stack_1.
124 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
125 (@adjust_stack_and_probe_<mode>): Rename from
126 adjust_stack_and_probe<mode>.
127 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
128 (stack_protect_set): Use gen_stack_protect_set_1.
129 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
130 (stack_protect_test): Use gen_stack_protect_test_1.
131 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
132 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
133 Remove indirect function.
134 (*ix86_gen_adjust_stack_and_probe): Ditto.
135 (*ix86_gen_probe_stack_range): Ditto.
136 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
137 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
138 (ix86_adjust_stack_and_probe_stack_clash): Use
139 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
140 (ix86_adjust_stack_and_probe): Ditto.
141 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
142 of ix86_gen_probe_stack_range.
143 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
144 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
145 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
146 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
147 CODE_FOR_stack_protect_test_{si,di}.
148 * config/i386/i386-options.c (ix86_option_override_internal):
149 Do not initialize ix86_gen_allocate_stack_worker,
150 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
152 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
154 * doc/invoke.texi (Link Options): Many editorial changes around
157 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
159 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
160 pre-Solaris 11 referene and most Studio compiler details.
162 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
165 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
166 DImode to SImode in floating-point registers on 64-bit target.
167 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
168 register_operand in xmpyu patterns.
170 2019-05-24 Jakub Jelinek <jakub@redhat.com>
172 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
173 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
174 OMP_CLAUSE__REDUCTEMP_.
175 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
176 OMP_CLAUSE__CONDTEMP_.
177 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
178 * tree-pretty-print.c (dump_omp_clause): Likewise.
179 * tree-nested.c (convert_nonlocal_omp_clauses,
180 convert_local_omp_clauses): Likewise.
181 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
182 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
183 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
185 (gimplify_omp_for): Warn and disable conditional modifier from
186 lastprivate on loop iterators.
187 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
189 * omp-general.c (omp_extract_for_data): Initialize it.
190 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
192 (delete_omp_context): Delete it.
193 (lower_lastprivate_conditional_clauses): New function.
194 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
195 handle lastprivate conditional clauses.
196 (lower_reduction_clauses): Add CLIST argument, emit it into
197 the critical section if any.
198 (lower_omp_sections): Adjust lower_lastprivate_clauses and
199 lower_reduction_clauses callers.
200 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
201 to lower_lastprivate_clauses.
202 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
203 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
204 clist into a critical section if not emitted there already by
205 lower_reduction_clauses.
206 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
208 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
209 conditional variables.
210 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
212 (expand_omp_for_generic, expand_omp_for_static_nochunk,
213 expand_omp_for_static_chunk): Handle lastprivate conditional.
214 (expand_omp_for): Handle fd.lastprivate_conditional like
217 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
219 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
220 kernel does not exit cleanly.
221 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
223 2019-05-24 Jason Merrill <jason@redhat.com>
226 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
228 2019-05-24 Richard Biener <rguenther@suse.de>
231 * tree-loop-distribution.c (struct partition): Add location
233 (partition_alloc): Initialize all fields.
234 (generate_memset_builtin): Use the location recorded in the
235 partition for the generated call.
236 (generate_memcpy_builtin): Likewise.
237 (classify_partition): Record the location of a single store
238 as location for the partition.
240 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
242 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
245 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
248 * common/config/aarch64/aarch64-common.c
249 (aarch64_rewrite_selected_cpu): Change local temporary variable
250 type from unsigned long to uint64_t.
251 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
252 aarch64_get_extension_string_for_isa_flags): Change declaration to
253 match new definition by replacing unsigned long with uint64_t.
255 2019-05-24 Jakub Jelinek <jakub@redhat.com>
258 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
259 gen_attr_type just once instead of 4-7 times. Formatting fixes.
260 Handle stack_protect_test_<mode> codegen similarly to corresponding
263 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
265 * config/i386/darwin.h: Reject -mfentry*.
266 * doc/sourcebuild.texi: Document mfentry target support.
268 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
270 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
271 Rename to rs6000_global_entry_point_prologue_needed_p. Return
272 false for PC-relative functions.
273 (rs6000_output_function_prologue): Change called function name to
274 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
275 name,1" for PC-relative functions.
276 (rs6000_elf_declare_function_name): Change called function name to
277 rs6000_global_entry_point_prologue_needed_p.
279 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
282 * config/i386/i386.c (gen_rtx_cost):
283 Use ix86_tune_cost instead of ix86_cost.
285 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
286 Michael Meissner <meissner@linux.ibm.com>
287 Segher Boessenkool <segher@kernel.crashing.org>
289 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
291 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
292 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
293 (rs6000_fndecl_pcrel_p): Likewise.
294 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
295 error if -mpcrel is requested without -mcpu=future.
296 (rs6000_opt_masks): Add entry for pcrel.
297 (rs6000_fndecl_pcrel_p): New function.
298 (rs6000_pcrel_p): Likewise.
299 * config/rs6000/rs6000.opt (mpcrel): New option.
300 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
302 2019-05-23 Jan Hubicka <jh@suse.cz>
303 Martin Liska <mliska@suse.cz>
305 PR tree-optimization/90576
306 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
308 (aliasing_component_refs_p): Fix three way size compare conditional;
309 give up earlier in case we can not decide on equivalence.
311 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
312 Michael Meissner <meissner@linux.ibm.com>
313 Segher Boessenkool <segher@kernel.crashing.org>
315 * config.gcc: Add future cpu.
316 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
317 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
319 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
320 (RS6000_CPU): New instantiation for future cpu.
321 * config/rs6000/rs6000-opts.h (enum processor_type): Add
323 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
324 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
325 * config/rs6000/rs6000-tables.opt: Regenerate.
326 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
327 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
328 (rs6000_machine_from_flags): Handle future cpu.
329 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
330 PROCESSOR_POWER9 for now.
331 (rs6000_adjust_cost): Likewise.
332 (rs6000_issue_rate): Likewise.
333 (rs6000_register_move_cost): Likewise.
334 (rs6000_opt_masks): Add entry for future.
335 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
336 (MASK_FUTURE): New #define.
337 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
338 * config/rs6000/rs6000.opt (mfuture): New target option.
339 * doc/invoke.texi (mcpu): Add future cpu.
341 2019-05-23 Martin Liska <mliska@suse.cz>
344 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
345 operation points to a temporary (pointed via tree_to_wide_ref)
346 that is out of scope after the &.
348 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
351 * doc/extend.texi (Function Names): Add missing word.
353 2019-05-23 Richard Biener <rguenther@suse.de>
355 PR tree-optimization/88440
356 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
358 * tree-loop-distribution.c (generate_memset_builtin): Fold the
360 (generate_memcpy_builtin): Likewise.
361 (distribute_loop): Pass in whether to only distribute patterns.
362 (prepare_perfect_loop_nest): Also allow size optimization.
363 (pass_loop_distribution::execute): When optimizing a loop
364 nest for size allow pattern replacement.
366 2019-05-23 Jakub Jelinek <jakub@redhat.com>
369 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
372 2019-05-23 Martin Liska <mliska@suse.cz>
375 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
376 expression similarly to gimplify_decl_expr.
378 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
380 * cse.c (cse_dump_path): s/dump_file/f.
382 2019-05-22 David Malcolm <dmalcolm@redhat.com>
385 * diagnostic-format-json.cc: Include "selftest.h".
386 (json_from_expanded_location): Only add "file" key for non-NULL
388 (json_from_location_range): Don't add "start" and "finish"
389 children if they are UNKNOWN_LOCATION.
390 (selftest::test_unknown_location): New selftest.
391 (selftest::test_bad_endpoints): New selftest.
392 (selftest::diagnostic_format_json_cc_tests): New function.
393 * json.cc (json::object::get): New function.
394 (selftest::test_object_get): New selftest.
395 (selftest::json_cc_tests): Call it.
396 * json.h (json::object::get): New decl.
397 * selftest-run-tests.c (selftest::run_tests): Call
398 selftest::diagnostic_format_json_cc_tests.
399 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
402 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
403 Andrew Stubbs <amd@codesourcery.com>
405 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
406 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
407 (kernel): Rename to...
408 (main_kernel): ... this.
409 (load_image): Load _init_array and _fini_array kernels.
410 (run): Add argument for kernel to run.
411 (main): Run init_array_kernel before main_kernel, and
412 fini_array_kernel after.
413 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
414 amdgpu_hsa_kernel attribute on functions.
415 (gcn_disable_constructors): Delete.
416 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
417 * config/gcn/crt0.c (size_t): Define.
418 (_init_array, _fini_array): New.
419 (__preinit_array_start, __preinit_array_end,
420 __init_array_start, __init_array_end,
421 __fini_array_start, __fini_array_end): Declare weak references.
423 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
425 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
427 2019-05-22 Jason Merrill <jason@redhat.com>
429 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
431 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
434 * config/i386/i386-options.c (ix86_init_machine_status): Set
435 stack_frame_required to true.
436 * config/i386/i386.c (ix86_get_frame_size): New function.
437 (ix86_frame_pointer_required): Replace get_frame_size with
439 (ix86_compute_frame_layout): Likewise.
440 (ix86_find_max_used_stack_alignment): Changed to void. Set
441 stack_frame_required.
442 (ix86_finalize_stack_frame_flags): Always call
443 ix86_find_max_used_stack_alignment. Replace get_frame_size with
445 * config/i386/i386.h (machine_function): Add stack_frame_required.
447 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
449 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
451 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
453 * common/config/aarch64/aarch64-common.c
454 (struct aarch64_option_extension, struct processor_name_to_arch,
455 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
456 aarch64_contains_opt,
457 aarch64_get_extension_string_for_isa_flags): Change type of
458 variables storing flags to uint64_t.
459 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
460 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
461 * config/aarch64/aarch64.c (struct processor,
462 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
463 aarch64_validate_march, aarch64_override_options,
464 aarch64_option_print, aarch64_handle_attr_isa_flags,
465 aarch64_declare_function_name, aarch64_start_file): Make flag
467 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
468 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
469 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
470 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
471 * config/aarch64/driver-aarch64.c
472 (struct aarch64_arch_extension, struct aarch64_core_data,
473 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
474 flag variables uint64_t.
475 * doc/invoke.texi: Add documentation for new arguments.
477 2019-05-22 Richard Biener <rguenther@suse.de>
479 * alias.c (ao_ref_from_mem): Move stack-slot sharing
481 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
483 2019-05-22 Martin Liska <mliska@suse.cz>
486 * doc/extend.texi: Document the change.
488 2019-05-22 Richard Biener <rguenther@suse.de>
490 PR tree-optimization/90450
491 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
492 (mem_ref_hasher::equal): Check it.
493 (mem_ref_alloc): Initialize it.
494 (gather_mem_refs_stmt): Set it.
496 2019-05-22 Richard Biener <rguenther@suse.de>
498 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
500 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
503 2019-05-22 Alan Modra <amodra@gmail.com>
505 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
506 (ASM_CPU_SPEC): Conditionally add -many.
507 * config/rs6000/rs6000.c (rs6000_machine): New static var.
508 (rs6000_machine_from_flags, emit_asm_machine): New functions..
509 (rs6000_file_start): ..extracted from here, and modified to
511 (rs6000_output_function_prologue): Emit .machine as necessary.
512 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
514 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
515 added by check_vect_support_and_set_flags.
516 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
517 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
519 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
522 * ira-lives.c (process_bb_node_lives): Consider defs
523 for a call insn to be die before the call, not after.
525 * function.c (assign_parm_setup_block): Raise alignment of
526 stacked parameter only for STRICT_ALIGNMENT targets.
528 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
530 * config/rs6000/constraints.md (define_register_constraint "wz"):
532 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
533 RS6000_CONSTRAINT_wz.
534 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
535 (rs6000_init_hard_regno_mode_ok): Adjust.
536 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
537 * doc/md.texi (Machine Constraints): Adjust.
539 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
541 * config/rs6000/constraints.md (define_register_constraint "wl"):
543 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
544 RS6000_CONSTRAINT_wl.
545 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
546 (rs6000_init_hard_regno_mode_ok): Adjust.
547 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
548 * doc/md.texi (Machine Constraints): Adjust.
550 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
552 * config/rs6000/constraints.md (define_register_constraint "wm"):
554 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
555 RS6000_CONSTRAINT_wm.
556 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
557 (rs6000_init_hard_regno_mode_ok): Adjust.
558 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
559 * doc/md.texi (Machine Constraints): Adjust.
561 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
563 * config/rs6000/constraints.md (define_register_constraint "wk"):
565 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
566 RS6000_CONSTRAINT_wk.
567 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
568 (rs6000_init_hard_regno_mode_ok): Adjust.
569 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
570 * doc/md.texi (Machine Constraints): Adjust.
572 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
574 * config/rs6000/constraints.md (define_register_constraint "wj"):
576 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
577 RS6000_CONSTRAINT_wj.
578 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
579 (rs6000_init_hard_regno_mode_ok): Adjust.
580 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
582 * config/rs6000/vsx.md: Ditto.
583 * doc/md.texi (Machine Constraints): Adjust.
585 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
587 * config/rs6000/constraints.md (define_register_constraint "wh"):
589 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
590 RS6000_CONSTRAINT_wh.
591 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
592 (rs6000_init_hard_regno_mode_ok): Adjust.
593 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
594 * doc/md.texi (Machine Constraints): Adjust.
596 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
600 Avoid calling gen_lowpart with CONST operand.
602 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
604 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
605 field template_last_to_copy.
606 (ssa_create_duplicates): Set it, and use it. Attempt to
607 preserve more debug stmts.
609 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
611 * config/i386/sse.md (VF1_AVX2): New mode iterator.
612 (signbit<mode>2): New expander
614 2019-05-21 James Clarke <jrtc27@jrtc27.com>
617 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
618 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
620 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
622 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
623 %ebx and %ecx bafore calling cpuid with leaf 1 or
624 non-constant leaf argument.
626 2019-05-21 Alan Modra <amodra@gmail.com>
629 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
630 power9 direct move cost.
631 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
632 Correct comments and rename functions to suit parameters.
634 2019-05-21 Richard Biener <rguenther@suse.de>
637 * fold-const.c (fold_read_from_vector): New function.
638 * fold-const.h (fold_read_from_vector): Declare.
639 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
640 single-element insert permutations. Canonicalize selector
641 further and fix issue with last commit.
643 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
645 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
646 parameter with default value false to declaration.
647 (split_edges_for_insertion): New inline function. Wrapper for
648 split_critical_edges with for_edge_insertion_p = true.
649 * tree-cfg.c (split_critical_edges): Don't split non-critical
650 edges if for_edge_insertion_p is false. Fix whitespace.
651 * tree-ssa-pre.c (pass_pre::execute): Call
652 split_edges_for_insertion instead of split_critical_edges.
653 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
654 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
655 (pass_data_sink_code): Update function name in the comment.
657 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
659 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
660 around is_value_included_in that knows how to handle BIT_AND_EXPR.
661 (is_pred_expr_subset_of): Use the new function. Handle more cases where
662 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
665 2019-05-21 Martin Liska <mliska@suse.cz>
667 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
669 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
670 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
672 * config/rs6000/rs6000.c (rs6000_option_override_internal):
674 (rs6000_function_arg): Likewise.
675 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
676 (rs6000_expand_ternop_builtin): Use interval syntax.
677 (get_element_number): Likewise.
678 (altivec_expand_builtin): Likewise.
679 (rs6000_get_function_versions_dispatcher): Quote target_clones.
683 2019-05-20 Jakub Jelinek <jakub@redhat.com>
687 * function.h (struct function): Add calls_eh_return member.
688 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
689 gimplifying __builtin_eh_return call.
690 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
692 (expand_call_inline): Or in src_cfun->calls_eh_return into
693 dst_cfun->calls_eh_return.
694 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
695 cfun->calls_eh_return.
696 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
697 * lto-streamer-out.c (output_struct_function_base): Write
700 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
702 PR rtl-optimization/43147
703 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
706 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
708 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
709 (refs_may_alias_p_1): ... here; update stats.
710 (refs_may_alias_p): Do not update stats here.
712 2019-05-20 Richard Biener <rguenther@suse.de>
714 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
715 doesn't produce pointers.
716 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
717 the first operand points to.
719 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
721 * tree-ssa-alias.c (compare_sizes): New function.
722 (sompare_type_sizes): New function
723 (aliasing_component_refs_p): Use it.
724 (indirect_ref_may_alias_decl_p): Likewise.
726 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
728 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
730 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
732 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
733 (LIBLSAN_EARLY_SPEC): Likewise.
734 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
736 2019-05-20 Martin Liska <mliska@suse.cz>
738 * config/i386/i386.c (ix86_libc_has_fast_function):
739 Add ATTRIBUTE_UNUSED for the argument.
741 2019-05-20 Richard Biener <rguenther@suse.de>
743 * gimple-match-head.c: Include vec-perm-indices.h.
744 * generic-match-head.c: Likewise.
745 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
747 * fold-const.c (fold_vec_perm): Export.
748 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
751 2019-05-20 Jakub Jelinek <jakub@redhat.com>
753 * cfgloop.h (struct loop): Add simdlen member.
754 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
755 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
756 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
757 as new argument to autovectorize_vector_sizes target hook. If
758 loop->simdlen, pick up vector size where the vectorization factor
759 is equal to loop->simd, and if there is none, fall back to the first
761 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
763 * omp-low.c (omp_clause_aligned_alignment): Likewise.
764 * omp-general.c (omp_max_vf): Likewise.
765 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
766 * tree-vect-slp.c (vect_slp_bb): Likewise.
767 * target.def (autovectorize_vector_sizes): Add ALL argument and
769 * doc/tm.texi: Adjust documentation.
770 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
771 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
772 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
774 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
775 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
776 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
777 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
778 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
779 preferred vector size is not 512-bit or 256-bit, just put those
780 unpreferred ones last.
782 2019-05-20 Martin Liska <mliska@suse.cz>
784 * targhooks.c (default_libc_has_fast_function): New function.
785 * targhooks.h (default_libc_has_fast_function): Likewise.
787 2019-05-20 Martin Liska <mliska@suse.cz>
790 * builtins.c (expand_builtin_memory_copy_args): When having a
791 target with fast mempcpy implementation do now use memcpy.
792 * config/i386/i386.c (ix86_libc_has_fast_function): New.
793 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
794 * doc/tm.texi: Likewise.
795 * doc/tm.texi.in: Likewise.
797 * expr.c (emit_block_move_hints): Add 2 new arguments.
798 * expr.h (emit_block_move_hints): Bail out when libcall
799 to memcpy would be used.
801 2019-05-20 Martin Liska <mliska@suse.cz>
803 * profile-count.c: Add vertical spacing in order
804 to separate functions.
805 * profile-count.h: Likewise.
807 2019-05-20 Martin Liska <mliska@suse.cz>
809 * profile-count.h: Do not use full qualified
811 * profile-count.c (profile_count::to_frequency): Likewise.
813 2019-05-20 Martin Liska <mliska@suse.cz>
815 * profile-count.h (enum profile_quality): Use capital letters
816 for enum value names. Use the adjusted names.
817 * profile-count.c: Use the adjusted names.
819 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
821 * config/rs6000/constraints.md (define_register_constraint "wH"):
823 (define_register_constraint "wI"): Delete.
824 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
825 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
826 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
827 (rs6000_init_hard_regno_mode_ok): Adjust.
828 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
829 resp. "d", or with "wa" as appropriate, all with "p8v".
830 * config/rs6000/vsx.md: Ditto.
831 * doc/md.texi (Machine Constraints): Adjust.
833 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
835 * config/rs6000/constraints.md (define_register_constraint "wy"):
837 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
838 RS6000_CONSTRAINT_wy.
839 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
840 (rs6000_init_hard_regno_mode_ok): Adjust.
841 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
842 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
843 (define_mode_attr Fisa): New.
844 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
845 * doc/md.texi (Machine Constraints): Adjust.
847 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
849 * config/rs6000/constraints.md (define_register_constraint "wu"):
851 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
852 RS6000_CONSTRAINT_wu.
853 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
854 (rs6000_init_hard_regno_mode_ok): Adjust.
855 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
857 (define_mode_attr Fa): Delete.
858 * config/rs6000/vsx.md: Ditto.
859 * doc/md.texi (Machine Constraints): Adjust.
861 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
863 * config/rs6000/constraints.md (define_register_constraint "wJ"):
865 (define_register_constraint "wK"): Delete.
866 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
867 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
868 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
869 (rs6000_init_hard_regno_mode_ok): Adjust.
870 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
871 Replace "wK" constraint by "wH" with "p9v".
872 * config/rs6000/vsx.md: Ditto.
873 * doc/md.texi (Machine Constraints): Adjust.
875 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
877 * config/rs6000/constraints.md (define_register_constraint "wb"):
879 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
880 RS6000_CONSTRAINT_wb.
881 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
882 (rs6000_init_hard_regno_mode_ok): Adjust.
883 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
884 * config/rs6000/vsx.md: Ditto.
885 * doc/md.texi (Machine Constraints): Adjust.
887 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
889 * config/rs6000/constraints.md (define_register_constraint "wo"):
891 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
892 RS6000_CONSTRAINT_wo.
893 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
894 (rs6000_init_hard_regno_mode_ok): Adjust.
895 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
896 * config/rs6000/altivec.md: Ditto.
897 * doc/md.texi (Machine Constraints): Adjust.
899 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
901 * config/darwin-c.c (darwin_register_objc_includes): Do not
902 prepend the sysroot when building gnu-runtime header search
905 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
907 * config/darwin.c (darwin_file_end): Use switch_to_section ()
908 instead of direct output of the asm.
910 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
912 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
913 argument to be type bool (was int before).
914 (rs6000_emit_epilogue): Simplify some code. Declare some variables
915 at first use. Use type bool for some variables. Fix a theoretical
916 eh_return bug for svr4.
918 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
920 * config/rs6000/rs6000.md (isa): New attribute.
921 (enabled): New attribute.
923 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
925 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
926 assemble_start_function and assemble_end_function.
928 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
931 * omp-general.c (oacc_verify_routine_clauses): Change formal
932 parameters. Add checking if already marked with an OpenACC
933 'routine' directive. Adjust all users.
936 * omp-general.c (oacc_build_routine_dims): Move some of its
938 (oacc_verify_routine_clauses): ... this new function.
939 * omp-general.h (oacc_verify_routine_clauses): New prototype.
941 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
943 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
944 formating of picbase labels to match other ports.
946 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
948 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
949 in the generated code.
951 2019-05-16 Martin Sebor <msebor@redhat.com>
953 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
954 identifiers, keywords, operators, and types in diagnostics. Correct
955 quoting, spelling, and sentence capitalization issues.
956 (expand_builtin_atomic_is_lock_free): Same.
957 (fold_builtin_next_arg): Same.
958 * cfgexpand.c (expand_one_var): Same.
959 (tree_conflicts_with_clobbers_p): Same.
960 (expand_asm_stmt): Same.
961 (verify_loop_structure): Same.
962 * cgraphunit.c (process_function_and_variable_attributes): Same.
963 * collect-utils.c (collect_execute): Same.
964 * collect2.c (maybe_run_lto_and_relink): Same.
965 (is_lto_object_file): Same.
966 (scan_prog_file): Same.
967 * convert.c (convert_to_real_1): Same.
968 * dwarf2out.c (dwarf2out_begin_prologue): Same.
969 * except.c (verify_eh_tree): Same.
970 * gcc.c (execute): Same.
971 (eval_spec_function): Same.
973 (driver::set_up_specs): Same.
974 (compare_debug_auxbase_opt_spec_function): Same.
975 * gcov-tool.c (unlink_gcda_file): Same.
978 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
979 * gimplify.c (gimplify_asm_expr): Same.
980 (gimplify_adjust_omp_clauses): Same.
981 * hsa-gen.c (gen_hsa_addr_insns): Same.
982 (gen_hsa_insns_for_load): Same.
983 (gen_hsa_cmp_insn_from_gimple): Same.
984 (gen_hsa_insns_for_operation_assignment): Same.
985 (gen_get_level): Same.
986 (gen_hsa_alloca): Same.
987 (omp_simple_builtin::generate): Same.
988 (gen_hsa_atomic_for_builtin): Same.
989 (gen_hsa_insns_for_call): Same.
990 * input.c (dump_location_info): Same.
991 * ipa-devirt.c (compare_virtual_tables): Same.
992 * ira.c (ira_setup_eliminable_regset): Same.
993 * lra-assigns.c (lra_assign): Same.
994 * lra-constraints.c (lra_constraints): Same.
995 * lto-streamer-in.c (lto_input_mode_table): Same.
996 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
997 (merge_and_complain): Same.
998 (compile_offload_image): Same.
999 (compile_images_for_offload_targets): Same.
1000 (debug_objcopy): Same.
1003 * opts.c (print_specific_help): Same.
1004 (parse_no_sanitize_attribute): Same.
1006 (handle_param): Same.
1007 * plugin.c (add_new_plugin): Same.
1008 (parse_plugin_arg_opt): Same.
1009 (try_init_one_plugin): Same.
1010 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1011 operators, and types in diagnostics. Correct quoting and spelling
1013 * read-rtl-function.c (parse_edge_flag_token): Same.
1014 (function_reader::parse_enum_value): Same.
1015 * reg-stack.c (check_asm_stack_operands): Same.
1016 * regcprop.c (validate_value_data): Same.
1017 * sched-rgn.c (make_pass_sched_fusion): Same.
1018 * stmt.c (check_unique_operand_names): Same.
1019 * targhooks.c (default_target_option_pragma_parse): Same.
1020 * tlink.c (recompile_files): Same.
1021 * toplev.c (process_options): Same.
1023 * trans-mem.c (diagnose_tm_1): Same.
1024 (ipa_tm_scan_irr_block): Same.
1025 (ipa_tm_diagnose_transaction): Same.
1026 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1027 format a tree code name in a diagnostic.
1028 (verify_types_in_gimple_min_lval): Same.
1029 (verify_types_in_gimple_reference): Same.
1030 (verify_gimple_call): Same.
1031 (verify_gimple_assign_unary): Same.
1032 (verify_gimple_assign_binary): Same.
1033 (verify_gimple_assign_ternary): Same.
1034 (verify_gimple_assign_single): Same.
1035 (verify_gimple_switch): Same.
1036 (verify_gimple_label): Same.
1037 (verify_gimple_phi): Same.
1038 (verify_gimple_in_seq): Same.
1039 (verify_eh_throw_stmt_node): Same.
1040 (collect_subblocks): Same.
1041 (gimple_verify_flow_info): Same.
1042 (do_warn_unused_result): Same.
1043 * tree-inline.c (expand_call_inline): Same.
1044 * tree-into-ssa.c (update_ssa): Same.
1045 * tree.c (tree_int_cst_elt_check_failed): Same.
1046 (tree_vec_elt_check_failed): Same.
1047 (omp_clause_operand_check_failed): Same.
1048 (verify_type_variant): Same.
1049 (verify_type): Same.
1050 * value-prof.c (verify_histograms): Same.
1051 * varasm.c (assemble_start_function): Same.
1053 2019-05-16 Martin Sebor <msebor@redhat.com>
1055 * config/i386/i386-expand.c (get_element_number): Quote keywords
1056 and other internal names in diagnostics. Adjust other diagnostic
1057 formatting issues noted by -Wformat-diag.
1058 * config/i386/i386-features.c
1059 (ix86_mangle_function_version_assembler_name): Same.
1060 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1061 * config/i386/i386.c (ix86_function_type_abi): Same.
1062 (ix86_function_ms_hook_prologue): Same.
1063 (classify_argument): Same.
1064 (ix86_expand_prologue): Same.
1065 (ix86_md_asm_adjust): Same.
1066 (ix86_memmodel_check): Same.
1068 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1070 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1071 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1074 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1077 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1078 intrinsics without SSE/SSE2/SSSE3.
1079 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1081 (*mmx_uavgv8qi3): Likewise.
1083 2019-05-17 Richard Biener <rguenther@suse.de>
1085 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1086 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1088 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1090 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1091 vec_sldw insn pattern.
1093 2019-05-17 Richard Biener <rguenther@suse.de>
1095 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1097 2019-05-17 Martin Liska <mliska@suse.cz>
1100 * toplev.c (output_stack_usage): With LTO and sanitizer it
1101 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1102 has no file location.
1104 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1107 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1108 sz0 is equal to sz1, instead return false in that case.
1110 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1111 has non-constant expression, force sctx.lane and use two
1112 argument IFN_GOMP_SIMD_LANE instead of single argument.
1113 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1114 two argument IFN_GOMP_SIMD_LANE without lhs.
1115 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1117 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1119 (LOOP_REQUIRES_VERSIONING): Or in
1120 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1121 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1123 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1124 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1125 from simd if clause if needed.
1127 2019-05-16 Richard Biener <rguenther@suse.de>
1129 * tree-affine.c (expr_to_aff_combination): New function split
1131 (tree_to_aff_combination): ... here.
1132 (aff_combination_expand): Avoid building a GENERIC tree.
1134 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1136 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1137 assemble_start_function and assemble_end_function calls.
1138 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1139 assemble_start_function and assemble_end_function.
1140 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1141 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1142 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1143 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1144 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1145 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1146 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1147 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1148 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1149 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1150 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1151 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1153 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1154 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1155 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1156 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1157 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1158 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1159 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1160 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1161 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1162 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1163 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1164 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1165 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1166 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1168 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1169 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1170 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1172 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1174 * tree-ssa-alias.c (alias_stats): Add
1175 aliasing_component_refs_p_may_alias and
1176 aliasing_component_refs_p_no_alias.
1177 (dump_alias_stats): Print aliasing_component_refs_p stats.
1178 (aliasing_component_refs_p): Update stats.
1180 2019-05-16 Martin Liska <mliska@suse.cz>
1183 * multiple_target.c (expand_target_clones): Do not allow
1184 target_clones being used with a symbol that is an alias.
1186 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1188 PR tree-optimization/90394
1189 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1190 positives rather than ICE for cases where (code2 == NE_EXPR
1191 && code1 == BIT_AND_EXPR).
1193 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1196 * tree-core.h (struct tree_decl_common): Document
1197 decl_nonshareable_flag for PARM_DECLs.
1198 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1199 * calls.c (expand_call): Don't try tail call if caller
1200 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1201 passed on the stack and callee needs to pass any arguments on the
1203 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1204 else if instead of series of mutually exclusive ifs. Handle
1205 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1206 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1208 * lto-streamer.h (LTO_major_version): Bump to 9.
1210 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1212 PR tree-optimization/90106
1213 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1214 new parameter as new internal function call, also move it to new
1216 (use_internal_fn): Pass internal function call to
1217 shrink_wrap_one_built_in_call_with_conds.
1219 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1221 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1223 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1224 safelen_int and set loop->dont_vectorize.
1226 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1229 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1231 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1233 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1234 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1235 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1238 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1241 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1242 define_insn_and_split to support SSE emulation.
1243 (*vec_extractv2sf_0): Likewise.
1244 (*vec_extractv2sf_1): Likewise.
1245 (*vec_extractv2si_0): Likewise.
1246 (*vec_extractv2si_1): Likewise.
1247 (*vec_extractv2si_zext_mem): Likewise.
1248 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1249 (vec_extractv2sf_1 splitter): Likewise.
1250 (vec_extractv2sfsf): Likewise.
1251 (vec_setv2si): Likewise.
1252 (vec_extractv2si_1 splitter): Likewise.
1253 (vec_extractv2sisi): Likewise.
1254 (vec_setv4hi): Likewise.
1255 (vec_extractv4hihi): Likewise.
1256 (vec_setv8qi): Likewise.
1257 (vec_extractv8qiqi): Likewise.
1258 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1259 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1260 (vec_extractv2sisi): Likewise.
1261 (vec_extractv4hihi): Likewise.
1262 (vec_extractv8qiqi): Likewise.
1263 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1264 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1265 (vec_initv2sisi): Likewise.
1266 (vec_initv4hihi): Likewise.
1267 (vec_initv8qiqi): Likewise.
1268 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1269 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1270 (vec_setv4hi): Likewise.
1271 (vec_setv8qi): Likewise.
1273 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1276 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1277 TARGET_MMX_WITH_SSE.
1278 (MMXMODE:*mov<mode>_internal): Likewise.
1279 (MMXMODE:movmisalign<mode>): Likewise.
1281 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1284 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1285 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1286 (sse2_cvtpd2pi): Ditto.
1287 (sse2_cvttpd2pi): Ditto.
1288 (*vec_concatv2sf_sse4_1): Ditto.
1289 (*vec_concatv2sf_sse): Ditto.
1290 (*vec_concatv2si_sse4_1): Ditto.
1291 (*vec_concatv2si): Ditto.
1292 (*vec_concatv4si_0): Ditto.
1293 (*vec_concatv2di_0): Ditto.
1295 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1298 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1300 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1303 * config/i386/sse.md (ssse3_palignrdi): Changed to
1304 define_insn_and_split to support SSE emulation.
1306 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1309 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1311 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1314 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1315 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1318 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1321 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1322 or TARGET_MMX_WITH_SSE.
1323 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1325 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1328 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1330 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1333 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1334 Changed to define_insn_and_split to support SSE emulation.
1336 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1339 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1340 Changed to define_insn_and_split to support SSE emulation.
1342 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1346 (*mmx_<emms>): This.
1347 (mmx_<emms>): New expander.
1349 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1354 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1356 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1359 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1361 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1366 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1369 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1370 TARGET_MMX_WITH_SSE.
1371 (*mmx_uavgv4hi3): Add SSE emulation.
1373 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1376 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1377 and TARGET_MMX_WITH_SSE.
1378 (*mmx_uavgv8qi3): Add SSE emulation.
1380 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1383 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1384 maskmovdqu for __MMX_WITH_SSE__.
1386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1389 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1390 TARGET_MMX and TARGET_MMX_WITH_SSE.
1391 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1393 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1396 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1397 define_insn_and_split to support SSE emulation.
1399 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1402 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1403 and TARGET_MMX_WITH_SSE.
1404 (mmx_<code>v8qi3): Likewise.
1405 (smaxmin:<code>v4hi3): New.
1406 (umaxmin:<code>v8qi3): Likewise.
1407 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1408 (umaxmin:*mmx_<code>v8qi3): Likewise.
1410 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1413 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1414 TARGET_MMX_WITH_SSE.
1415 (*mmx_pinsrw): Add SSE emulation.
1417 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1420 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1422 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1425 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1426 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1429 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1432 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1433 (sse_cvttps2pi): Likewise.
1435 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1438 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1439 TARGET_MMX_WITH_SSE.
1440 (mmx_pshufw_1): Add SSE emulation.
1441 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1442 TARGET_MMX_WITH_SSE to support SSE emulation.
1444 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1447 * config/i386/constraints.md (Yw): New constraint.
1448 * config/i386/mmx.md (*vec_dupv2si): Changed to
1449 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1450 support SSE emulation.
1452 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1455 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1456 TARGET_MMX_WITH_SSE.
1457 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1459 (mmx_gt<mode>3): Likewise.
1461 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1464 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1465 TARGET_MMX_WITH_SSE. Add SSE support.
1467 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1470 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1471 TARGET_MMX_WITH_SSE.
1472 (any_logic:<code><mode>3): New.
1473 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1476 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1479 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1480 TARGET_MMX_WITH_SSE. Add SSE emulation.
1481 (mmx_<shift_insn><mode>3): Likewise.
1483 (<shift_insn><mode>3): Likewise.
1485 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1488 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1489 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1491 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1494 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1495 TARGET_MMX_WITH_SSE.
1496 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1499 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1503 TARGET_MMX_WITH_SSE.
1505 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1508 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1511 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1512 (plusminus:mmx_<plusminus_insn><mode>3): Check
1513 TARGET_MMX_WITH_SSE.
1514 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1515 (<plusminus_insn><mode>3): New.
1516 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1517 (*mmx_<plusminus_insn><mode>3): Likewise.
1519 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1522 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1523 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1525 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1526 define_insn_and_split to support SSE emulation.
1527 (mmx_punpcklbw): Likewise.
1528 (mmx_punpckhwd): Likewise.
1529 (mmx_punpcklwd): Likewise.
1530 (mmx_punpckhdq): Likewise.
1531 (mmx_punpckldq): Likewise.
1533 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1534 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1539 (ix86_split_mmx_pack): Likewise.
1540 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1542 (ix86_split_mmx_pack): Likewise.
1543 * config/i386/i386.md (mmx_isa): New.
1544 (enabled): Also check mmx_isa.
1545 * config/i386/mmx.md (any_s_truncate): New code iterator.
1546 (s_trunsuffix): New code attr.
1547 (mmx_packsswb): Removed.
1548 (mmx_packssdw): Likewise.
1549 (mmx_packuswb): Likewise.
1550 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1551 MMX packsswb/packuswb with SSE2.
1552 (mmx_packssdw): Likewise.
1553 * config/i386/predicates.md (register_mmxmem_operand): New.
1555 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1559 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1560 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1561 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1562 (ix86_vector_mode_supported_p): Likewise.
1563 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1565 2019-05-15 Martin Liska <mliska@suse.cz>
1568 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1571 2019-05-15 Richard Biener <rguenther@suse.de>
1573 * tree-into-ssa.c (pass_build_ssa::execute): Run
1574 update_address_taken before going into SSA.
1576 2019-05-15 Richard Biener <rguenther@suse.de>
1578 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1579 as __BIT_FIELD_REF with type with -gimple.
1581 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1583 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1584 semantically equivalent branches (left over after prior refactorings).
1586 2019-05-15 Richard Biener <rguenther@suse.de>
1588 PR tree-optimization/88828
1589 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1592 2019-05-14 Richard Biener <rguenther@suse.de>
1594 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1595 as __VIEW_CONVERT with -gimple.
1597 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1600 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1603 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1605 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1606 define_split to become a define_insn_and_split.
1608 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1610 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1612 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1613 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1614 (sibcall_epilogue): Adjust.
1617 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1619 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1620 to unsupported ones.
1621 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1622 * config.host: Likewise.
1623 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1624 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1625 __svr4__]: Remove "brand" fallback.
1626 [!KSTAT_DATA_STRING]: Remove.
1627 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1629 (comdat_group): Likewise.
1630 (set_have_as_tls): Likewise.
1631 (gcc_cv_target_dl_iterate_phdr): Likewise.
1632 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1633 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1634 * configure: Regenerate.
1635 * doc/install.texi: Simplify Solaris target triplets.
1636 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1637 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1638 Remove Solaris 10 references.
1639 Remove obsolete Solaris bug reference.
1640 (Specific, sparc-sun-solaris2.10): Remove.
1642 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.md (any_div): New code iterator.
1645 (paired_mod): New code attribute.
1646 (sgnprefix): Handle DIV and UDIV RTXes.
1648 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1649 and udivmod<mode>4 patterns using any_div code iterator.
1650 (divmod splitters): Macroize splitters using any_div code iterator.
1651 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1652 (*udivmodsi4_pow2_zext_2): Ditto.
1653 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1654 and *udivmod<mode>4_noext patterns using any_div code iterator.
1655 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1656 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1657 patterns using any_div code iterator.
1658 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1659 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1660 patterns using any_div code iterator.
1661 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1662 udivmodhiqi3 patterns using any_extend code iterator.
1664 2019-05-14 Richard Biener <rguenther@suse.de>
1665 H.J. Lu <hongjiu.lu@intel.com>
1667 PR tree-optimization/88828
1668 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1669 permuting in a single non-constant element not extracted
1672 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1674 * internal-fn.def (SIGNBIT): New.
1675 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1677 (signbitv4sf2): Likewise.
1679 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1682 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1683 next insn when the SRC reg is dead.
1685 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1687 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1688 (alloc_cand_and_find_basis): Ditto.
1689 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1690 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1691 (create_add_imm_cand, slsr_process_cast): Ditto.
1692 (slsr_process_copy, replace_mult_candidate): Ditto.
1693 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1694 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1695 (pass_strength_reduction::execute): Init the first NULL element.
1697 2019-05-13 Nathan Sidwell <nathan@acm.org>
1699 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1700 (run_attempt): Reformat line break.
1702 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1705 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1706 data registers in sibcall epilogues.
1707 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1709 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1712 * configure.ac (--enable-frame-pointer):
1713 Disable by default for cygwin and mingw.
1714 * configure: Regenerate.
1716 2019-05-13 Nathan Sidwell <nathan@acm.org>
1718 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1720 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1721 (gen_member_die): Move abstract origin check earlier. Only VARs
1722 can be static_inline_p. Simplify splicing control flow.
1724 2019-05-13 Richard Biener <rguenther@suse.de>
1726 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1728 (vect_build_slp_tree_1): Likewise.
1730 2019-05-13 Richard Biener <rguenther@suse.de>
1732 PR tree-optimization/90402
1733 * tree-if-conv.c (tree_if_conversion): Value number only
1734 the loop body by making the latch an exit of the region
1736 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1738 (do_rpo_vn): Deal with multiple edges into the entry block
1739 that are not backedges inside the region by skipping PHIs
1742 2019-05-13 Richard Biener <rguenther@suse.de>
1744 PR tree-optimization/90316
1745 * tree-ssa-pre.c (insert_aux): Fold into ...
1746 (insert): ... this function. Use a RPO walk to reduce the
1747 number of required iterations.
1749 2019-05-13 Martin Liska <mliska@suse.cz>
1751 PR tree-optimization/90416
1752 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1753 string instead of passing the second part as va_arg argument.
1755 2019-05-13 Martin Liska <mliska@suse.cz>
1757 PR gcov-profile/90380
1758 * gcov.c (handle_cycle): Do not support zero cycle count,
1759 it should not be possible.
1760 (path_contains_zero_cycle_arc): New function.
1761 (circuit): Ignore zero cycle arc counts.
1763 2019-05-13 Martin Liska <mliska@suse.cz>
1765 PR gcov-profile/90380
1766 * gcov.c (enum loop_type): Remove the enum and
1768 (handle_cycle): Assert that we should not reach
1770 (circuit): Use loop_found instead of a tri-state loop_type.
1771 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
1774 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1777 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
1778 (ix86_output_indirect_branch_via_reg): Use output mechanism
1779 accounting for __USER_LABEL_PREFIX__.
1780 (ix86_output_indirect_branch_via_push): Likewise.
1781 (ix86_output_function_return): Likewise.
1782 (ix86_output_indirect_function_return): Likewise.
1784 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
1786 * doc/md.texi: Document use of code attributes in rtx patterns.
1787 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
1788 * read-rtl.c (find_code): Split out search loops into...
1789 (maybe_find_code): ...this new function.
1790 (check_code_iterator): Make the error message more informative.
1791 (check_code_attribute): New function.
1792 (rtx_reader::rtx_alloc_for_name): Likewise.
1793 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
1794 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
1795 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
1796 <max_opp> directly as an rtx code instead of via a match_operator.
1797 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
1798 (<su>abd<mode>_3): Update accordingly.
1800 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1802 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
1803 is given, print the state of the EH "save world" computation for
1806 2019-05-11 Jakub Jelinek <jakub@redhat.com>
1809 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
1810 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1812 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
1815 Use pinsrd for TARGET_SSE4_1.
1816 * config/i386/sse.md (movdi_to_sse): Ditto.
1818 2019-05-10 Richard Biener <rguenther@suse.de>
1820 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
1821 (do_rpo_vn): Initialize next_value_id.
1823 2019-05-10 Martin Liska <mliska@suse.cz>
1825 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1828 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1830 PR tree-optimization/90385
1831 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
1832 arguments of the exit phis.
1835 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
1836 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
1838 (copy_tree_body_r): Likewise.
1839 (copy_fn): Set id.do_not_fold to true.
1841 2019-05-10 Martin Liska <mliska@suse.cz>
1843 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
1844 Reapply changes from r269790.
1846 2019-05-10 Martin Liska <mliska@suse.cz>
1849 * doc/invoke.texi: New params.
1850 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
1851 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
1852 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1854 * tree-switch-conversion.h (struct jump_table_cluster):
1857 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
1859 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
1861 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
1863 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
1865 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
1867 PR rtl-optimization/88879
1868 * sel-sched.c (sel_target_adjust_priority): Remove assert.
1870 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
1873 * config/arm/arm.c (callee_saved_reg_p): Move before
1874 thumb_find_work_register.
1875 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
1876 thumb_find_work_register. Only call df_get_live_out once.
1877 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
1878 (thumb_find_work_register): Use
1879 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
1880 algorithms to locate a spare call clobbered reg.
1882 2019-05-09 Martin Liska <mliska@suse.cz>
1884 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
1885 and MAX_EXPR in GIMPLE FE format.
1887 2019-05-09 Martin Liska <mliska@suse.cz>
1889 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
1890 * gimple-pretty-print.c (dump_gimple_bb_header):
1892 (pp_cfg_jump): Dump edge probability.
1893 * profile-count.c (profile_quality_as_string): Simplify
1894 with a static array.
1895 (parse_profile_quality): New function.
1896 (profile_count::dump): Simplify with a static array.
1897 (profile_count::from_gcov_type): Add new argument.
1898 * profile-count.h (parse_profile_quality): Likewise.
1899 * predict.h (set_hot_bb_threshold): New.
1900 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1902 * predict.c (get_hot_bb_threshold): Set from the new param.
1903 (set_hot_bb_threshold): New.
1905 2019-05-09 Richard Biener <rguenther@suse.de>
1907 PR tree-optimization/90395
1908 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
1909 rewrite vector stores that throw internally.
1911 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
1913 * cif-code.def (CHKP): Remove.
1916 * configure.ac (--enable-frame-pointer): Disable by default for
1918 * configure: Regenerate.
1920 2019-05-09 Alan Modra <amodra@gmail.com>
1923 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
1924 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
1925 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
1926 cost for general <-> vsx when direct moves are available.
1927 Cost union classes at minimal cost for any reg in the class.
1928 Correct calculation for moves between vsx, float, and altivec.
1929 Don't return a low cost for moves between special regs. Don't
1930 use hard coded register numbers.
1931 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
1932 (rs6000_ira_change_pseudo_allocno_class): New function.
1933 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
1934 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
1936 (movsi_internal1): Don't disparage vector alternatives.
1937 (mov<mode>_internal): Likewise, excepting alternative that
1939 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
1940 we <- b alternative.
1942 2019-05-08 Jakub Jelinek <jakub@redhat.com>
1945 PR tree-optimization/89060
1946 * tree-ssa-live.h (live_vars_map): New typedef.
1947 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
1948 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
1949 (struct compute_live_vars_data): New type.
1950 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
1951 live_vars_at_stmt, destroy_live_vars): New functions.
1952 * tree-tailcall.c: Include tree-ssa-live.h.
1953 (live_vars, live_vars_vec): New global variables.
1954 (find_tail_calls): Perform variable life analysis before punting.
1955 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
1956 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
1958 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
1959 Perform variable life analysis to select variables that really need
1961 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
1962 instead set id->eh_landing_pad_dest and assert it is the same.
1963 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
1965 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
1966 Richard Earnshaw <rearnsha@arm.com>
1969 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
1971 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
1972 (thumb1_compute_save_core_reg_mask): Don't force a spare work
1973 register if both the epilogue and prologue can use call-clobbered
1975 (thumb1_unexpanded_epilogue): Use
1976 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
1977 picking temporaries for restoring high regs to match that of the
1978 prologue where possible.
1979 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
1980 the list of work registers. Detect if the return address is still live
1981 at the end of the prologue and avoid using it for a work register if so.
1982 If the return address is not live, add LR to the list of pushable regs
1983 after the first pass.
1985 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
1987 PR tree-optimization/90078
1988 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
1989 (INFTY): Increase the value for infinite cost.
1990 (struct comp_cost): Promote type of members to int64_t.
1991 (infinite_cost): Don't set complexity in initialization.
1992 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
1993 overflows to infinite_cost.
1994 (adjust_setup_cost): Promote type of parameter and cost computation
1996 (struct ainc_cost_data, struct iv_ca): Promote type of member to
1998 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
1999 cost computation to int64_t.
2000 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2001 int64_t's format specifier in dump.
2003 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2005 PR tree-optimization/90240
2006 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2007 with respect to scaling factor pre-computed for each basic block.
2008 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2009 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2010 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2011 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2012 live range for array of loop's basic blocks. Cleanup aux field of
2013 loop's basic blocks.
2015 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2017 PR tree-optimization/90356
2018 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2020 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2022 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2023 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2024 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2025 (ix86_handle_option): Handle -mavx512bf16.
2026 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2028 * config/i386/avx512bf16vlintrin.h: New.
2029 * config/i386/avx512bf16intrin.h: New.
2030 * config/i386/cpuid.h (bit_AVX512BF16): New.
2031 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2032 * config/i386/i386-builtin-types.def: Add new types.
2033 * config/i386/i386-builtin.def: Add new builtins.
2034 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2036 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2037 (ix86_option_override_internal): Handle BF16.
2038 (ix86_valid_target_attribute_inner_p): Ditto.
2039 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2040 * config/i386/i386-builtin.c (enum processor_features): Add
2042 (static const _isa_names_table isa_names_table): Ditto.
2043 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2044 (PTA_AVX512BF16): Ditto.
2045 * config/i386/i386.opt: Add -mavx512bf16.
2046 * config/i386/immintrin.h: Include avx512bf16intrin.h
2047 and avx512bf16vlintrin.h.
2048 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2049 avx512f_cvtneps2bf16_<mode><mask_name>,
2050 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2051 * config/i386/subst.md (mask_half): Add new subst.
2052 * doc/invoke.texi: Document -mavx512bf16.
2054 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2056 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2058 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2059 (rs6000_debug_legitimize_reload_address): Delete.
2060 (rs6000_legitimize_reload_address_ptr): Delete.
2061 (rs6000_option_override_internal): Adjust.
2062 (mem_operand_gpr): Adjust comment.
2063 (legitimate_lo_sum_address_p): Ditto.
2064 (rs6000_legitimize_reload_address): Delete.
2065 (rs6000_debug_legitimize_reload_address): Delete.
2066 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2068 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2071 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2072 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2073 to compute vector element selector for both constant and variable
2076 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2078 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2079 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2080 ashrdi3_cvt using SWI48 mode iterator.
2082 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2084 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2085 (aarch64_<su>abd<mode>_3): Likewise.
2086 (*aarch64_<su>abd<mode>_3): New define_insn.
2087 (<sur>sad<vsi2qi>): New define_expand.
2088 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2089 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2090 (build_vect_cond_expr): Likewise.
2092 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2094 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2095 clobbers outside of accessible_reg_set.
2096 * config/i386/i386.c (ix86_conditional_register_usage):
2097 Disable register sets by clearing corresponding bits in
2098 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2099 call_used_regs and don't clear corresponding reg_names array members.
2101 2019-05-07 Richard Biener <rguenther@suse.de>
2103 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2104 not specified still compute a comp_vectype for invariant
2107 2019-05-07 Richard Biener <rguenther@suse.de>
2109 PR tree-optimization/90316
2110 * tree-ssa-pre.c (translate_vuse_through_block): When
2111 same_valid is NULL do not bother to search for a virtual
2113 (phi_translate_1): When operands changed we cannot keep
2114 the same value-number so do not bother to ask whether
2115 that's possible from translate_vuse_through_block.
2117 2019-05-07 Martin Liska <mliska@suse.cz>
2119 * bitmap.c (bitmap_register): Come up with
2120 alloc_descriptor_max_uid and assign it for
2122 (register_overhead): Use get_descriptor as
2124 (release_overhead): New.
2125 (bitmap_elem_to_freelist): Call it.
2126 (bitmap_elt_clear_from): Likewise.
2127 (bitmap_obstack_free): Likewise.
2128 (bitmap_move): Sensitively release memory.
2129 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2130 (bitmap_initialize): Initialize alloc_descriptor to zero.
2131 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2133 2019-05-07 Richard Biener <rguenther@suse.de>
2135 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2136 we build a SLP node. Remove max_size and limiting.
2137 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2139 2019-05-07 Richard Biener <rguenther@suse.de>
2141 PR tree-optimization/90316
2142 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2144 (walk_non_aliased_vuses): Take walking limit argument.
2145 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2146 walking if it is reached instead of just counting.
2147 (get_continuation_for_phi): Likewise.
2148 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2149 limiting to the callback.
2150 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2151 (vn_reference_lookup_3): Likewise.
2152 (vn_reference_lookup_pieces): Likewise.
2153 (vn_reference_lookup): Likewise.
2154 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2155 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2156 (avail_exprs_stack::lookup_avail_expr): Likewise.
2158 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2160 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2161 for comparaible types in the second direction even if first one
2162 hits incomparable type.
2164 2019-05-07 Richard Biener <rguenther@suse.de>
2167 * lto-wrapper.c (debug_objcopy): Use the original filename
2168 including archive offset for the filename used for -save-temps.
2170 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2172 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2175 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2177 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2178 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2179 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2180 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2181 (FRAME_POINTER_REGNUM): Change numbering.
2182 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2183 (alt_reg_names): Adjust.
2184 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2186 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2187 (DWARF_FRAME_REGISTERS): Delete.
2188 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2189 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2191 (REG_ALLOC_ORDER): Adjust.
2192 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2193 (REG_CLASS_CONTENTS): Adjust.
2194 (RETURN_ADDR_RTX): Change comment.
2195 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2197 (REGISTER_NAMES): Adjust.
2198 (ADDITIONAL_REGISTER_NAMES): Adjust.
2199 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2201 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2203 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2205 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2206 (DWARF_FRAME_REGISTERS): Adjust.
2207 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2209 (REG_ALLOC_ORDER): Adjust.
2210 (enum reg_class): Delete SPR_REGS.
2211 (REG_CLASS_NAMES): Delete SPR_REGS.
2212 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2213 (REGISTER_NAMES): Adjust.
2214 (ADDITIONAL_REGISTER_NAMES): Adjust.
2215 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2216 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2217 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2218 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2219 (htm_spr_regno): Delete.
2220 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2222 (rs6000_dbx_register_number): Adjust.
2224 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2226 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2228 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2230 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2231 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2233 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2235 PR tree-optimization/88709
2236 PR tree-optimization/90271
2237 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2238 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2239 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2241 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2242 of the store merging group is larger than
2243 PARAM_STORE_MERGING_MAX_SIZE parameter.
2244 (split_group): Add bzero_first argument. If set, always emit first
2245 the first store which must be = {} of the whole area and then for the
2246 rest of the stores consider all zero bytes as paddings.
2247 (imm_store_chain_info::output_merged_store): Check if first store
2248 is = {} of the whole area and if yes, determine which setting of
2249 bzero_first for split_group gives smaller number of stores. Adjust
2250 split_group callers.
2251 (lhs_valid_for_store_merging_p): Allow decls.
2252 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2254 (pass_store_merging::process_store): Likewise.
2256 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2259 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2260 handling of V1TImode.
2262 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2265 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2266 and enable_frame_pointer ...
2267 * configure.ac: ... here. Update help strings for
2268 --enable-frame-pointer.
2269 * configure: Regenerate.
2270 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2271 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2272 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2273 (USE_X86_64_FRAME_POINTER): Ditto.
2275 2019-05-06 Martin Liska <mliska@suse.cz>
2277 * config.gcc: Append to target_gtfiles and fix indentation.
2279 2019-05-06 Richard Biener <rguenther@suse.de>
2281 PR tree-optimization/90358
2282 * tree-vect-stmts.c (get_group_load_store_type): Properly
2283 detect unused upper half of load.
2284 (vectorizable_load): Likewise.
2286 2019-05-06 Richard Biener <rguenther@suse.de>
2288 PR tree-optimization/88828
2289 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2290 (simplify_vector_constructor): ...here. Handle constants in
2293 2019-05-06 Richard Biener <rguenther@suse.de>
2295 PR tree-optimization/90328
2296 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2297 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2298 is valid in the loop nest before using it.
2299 (initialize_data_dependence_relation): Adjust.
2300 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2301 loop as loop-nest to dr_may_alias_p.
2303 2019-05-06 Richard Biener <rguenther@suse.de>
2305 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2307 2019-05-06 Richard Biener <rguenther@suse.de>
2309 PR tree-optimization/90316
2310 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2311 compute target on demand.
2312 (get_continuation_for_phi): Remove code walking stmts to
2313 get to a target virtual operand which could end up being
2316 2019-05-06 Martin Liska <mliska@suse.cz>
2319 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2320 when -mabi is selected to a non-default version.
2322 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2323 Martin Liska <mliska@suse.cz>
2325 * Makefile.in: Add lto-dump.texi.
2326 * cgraph.h: Add new functions get_visibility_string and
2327 get_symtab_type_string.
2328 * doc/gcc.texi: Include lto-dump section.
2329 * doc/lto-dump.texi: New file.
2330 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2331 (parse_dump_option): Factor out this function.
2332 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2333 (parse_dump_option): Export the function.
2334 * symtab.c (symtab_node::get_visibility_string): New function.
2335 (symtab_node::get_symtab_type_string): Likewise.
2337 2019-05-06 Martin Liska <mliska@suse.cz>
2339 * config/i386/i386-builtins.c: New file.
2340 * config/i386/i386-builtins.h: New file.
2341 * config/i386/i386-expand.c: New file.
2342 * config/i386/i386-expand.h: New file.
2343 * config/i386/i386-features.c: New file.
2344 * config/i386/i386-features.h: New file.
2345 * config/i386/i386-options.c: New file.
2346 * config/i386/i386-options.h: New file.
2347 * config.gcc: Add new files into extra_objs and
2349 * config/i386/i386.c: Split content of the file
2350 into newly introduced files.
2351 * config/i386/i386.h: Declare common variables
2353 * config/i386/t-i386: Define dependencies for new files.
2355 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2358 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2359 Restrict 'all' variant to 32-bit configurations.
2360 (unaligned_loadhiu): Likewise.
2361 (unaligned_storehi): Likewise.
2362 (unaligned_storesi): Likewise.
2363 (unaligned_loadhis): Disable when compiling for thumb1.
2365 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2367 PR tree-optimization/90269
2368 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2371 2019-05-03 Martin Liska <mliska@suse.cz>
2373 * hash-map.h: Add is_empty function.
2374 * hash-set.h: Likewise.
2375 * hash-table.h: Likewise.
2376 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2377 elements () == 0 (and similar usages).
2378 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2379 * gimplify.c (gimplify_bind_expr): Likewise.
2380 (gimplify_switch_expr): Likewise.
2381 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2382 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2383 * postreload-gcse.c (dump_hash_table): Likewise.
2384 (gcse_after_reload_main): Likewise.
2385 * predict.c (combine_predictions_for_bb): Likewise.
2386 * tree-parloops.c (reduction_phi): Likewise.
2387 (separate_decls_in_region): Likewise.
2388 (transform_to_exit_first_loop): Likewise.
2389 (gen_parallel_loop): Likewise.
2390 (gather_scalar_reductions): Likewise.
2391 (try_create_reduction_list): Likewise.
2392 * var-tracking.c (dump_vars): Likewise.
2393 (emit_notes_for_changes): Likewise.
2394 (vt_emit_notes): Likewise.
2396 2019-05-03 Richard Biener <rguenther@suse.de>
2398 PR tree-optimization/90316
2399 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2402 2019-05-03 Richard Biener <rguenther@suse.de>
2404 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2405 peeling for gaps by loading only lower halves of vectors
2407 (vectorizable_load): Likewise.
2409 2019-05-03 Richard Biener <rguenther@suse.de>
2412 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2414 2019-05-03 Richard Biener <rguenther@suse.de>
2417 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2418 Handle STRING_CST vs DECL or STRING_CST.
2420 2019-05-03 Richard Biener <rguenther@suse.de>
2422 PR tree-optimization/88963
2423 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2424 vector loads feeding only BIT_FIELD_REFs to component
2425 loads. Rewrite stores fed by CONSTRUCTORs to component
2428 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2430 * opts.h (finish_options): Remove lang_mask argument.
2431 (print_help, help_option_argument): Declare.
2432 * opts.c (print_help): Remove forward declaration, no longer static.
2433 (finish_options): Remove lang_mask argument, don't call print_help
2435 * opts-global.c (decode_options): Adjust finish_option caller, call
2438 PR tree-optimization/90303
2439 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2440 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2442 2019-05-03 Richard Biener <rguenther@suse.de>
2444 PR tree-optimization/89698
2445 * gimple-fold.c (canonicalize_constructor_val): Early out
2446 for constants, handle unfolded INTEGER_CSTs as they appear in
2447 C++ virtual table ctors.
2449 2019-05-03 Richard Biener <rguenther@suse.de>
2451 * passes.c (execute_function_todo): Remove dead code.
2453 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2455 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2456 the internal register number, for any "real" register.
2458 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2460 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2461 correct numbers for TFHAR, TFIAR, TEXASR.
2463 2019-05-02 Richard Biener <rguenther@suse.de>
2465 PR tree-optimization/89653
2466 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2467 update-address-taken before the pass.
2468 * passes.def (pass_tree_loop_init): Put comment before it.
2470 2019-05-02 Richard Biener <rguenther@suse.de>
2472 PR tree-optimization/89509
2473 * tree-ssa-structalias.c (compute_dependence_clique): Look
2474 at the first subvar when determining whether it is restrict.
2476 2019-05-02 Richard Biener <rguenther@suse.de>
2478 PR tree-optimization/90273
2479 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2480 useless debug stmts.
2482 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2484 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2486 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2488 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2489 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2490 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2491 (vectorizable_reduction): Use the functions above to vectorize in a
2492 fully masked loop codes that don't have a conditional internal
2495 2019-05-02 Martin Liska <mliska@suse.cz>
2497 * cgraphclones.c: Call valid_attribute_p with 1 for
2499 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2500 it's for target attribute.
2501 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2502 Add new boolean argument.
2503 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2505 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2506 to ix86_valid_target_attribute_inner_p.
2507 (ix86_valid_target_attribute_p): Pass flags argument to
2508 ix86_valid_target_attribute_inner_p.
2509 (get_builtin_code_for_version): Use 0 as it's target attribute.
2511 2019-05-02 Martin Liska <mliska@suse.cz>
2513 * gcc.c (process_command): Add dummy file only
2515 * opts-global.c (decode_options): Pass lang_mask.
2516 * opts.c (print_help): New function.
2517 (finish_options): Print --help if help_option_argument
2519 (common_handle_option): Factor out content of OPT__help_
2521 * opts.h (finish_options): Add new argument.
2523 2019-05-02 Martin Liska <mliska@suse.cz>
2526 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2527 With -minline-all-stringops use inline expansion using 4B loop.
2528 * doc/invoke.texi: Document the change of
2529 -minline-all-stringops.
2531 2019-05-01 Jeff Law <law@redhat.com>
2533 PR tree-optimization/88797
2534 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2535 PHI feeds a conditional on the RHS of an assignment.
2537 2019-04-30 Andrew Waterman <andrew@sifive.com>
2538 Jim Wilson <jimw@sifive.com>
2540 * config/riscv/constraints.md (L): New.
2541 * config/riscv/predicates.md (lui_operand): New.
2542 (sfb_alu_operand): New.
2543 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2544 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2545 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2546 * config/riscv/risc.md (type): Add sfb_alu.
2547 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2548 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2549 (branch_zero<mode>): Delete.
2551 (mov<GPR:mode><X:mode>cc): Likewise.
2552 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2554 2019-04-30 Nathan Sidwell <nathan@acm.org>
2556 * tree.h (MARK_TS_EXP): New.
2558 2019-04-30 Martin Liska <mliska@suse.cz>
2560 * opts.c (enable_warning_as_error): Provide hints
2561 for unknown options.
2563 2019-04-30 Martin Liska <mliska@suse.cz>
2566 * doc/invoke.texi: Add missing dash for gas-locview-support
2567 and gno-as-locview-support.
2569 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2572 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2573 whitespace at the start of target attribute string.
2575 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2578 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2579 Define __ARM_FEATURE_ATOMICS.
2581 2019-04-30 Martin Liska <mliska@suse.cz>
2583 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2584 into built_in_function enum. Remove code for endp == 2 and
2585 use BUILT_IN_* constants.
2586 (gimple_fold_builtin): Call the function with fcode.
2588 2019-04-30 Martin Liska <mliska@suse.cz>
2590 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2591 DECL_FUNCTION_CODE into ix86_builtins enum before
2592 the switch statement.
2594 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2596 PR tree-optimization/89475
2597 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2600 2019-04-30 Martin Liska <mliska@suse.cz>
2602 PR translation/90274
2603 * opts.c (print_filtered_help): Wrap string in _(...).
2605 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2607 PR tree-optimization/90240
2609 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2611 PR tree-optimization/90078
2612 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2613 checks for infinite_cost overflow.
2615 2019-04-29 Jeff Law <law@redhat.com>
2617 * passes.def: Move -Wrestrict pass after copy propagation.
2619 2019-04-29 Maya Rashish <coypu@sdf.org>
2621 * config.gcc (default_gnu_indirect_function): Default to yes
2622 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2623 sparc*-*-netbsd*, x86_64-*-netbsd*.
2625 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2627 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2628 where cond2 is NE_EXPR.
2629 (is_value_included_in): Update comment.
2631 2019-04-29 Richard Biener <rguenther@suse.de>
2633 PR tree-optimization/90278
2634 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2635 EH on comparison simplification.
2637 2019-04-29 Jason Merrill <jason@redhat.com>
2639 PR c++/82081 - tail call optimization breaks noexcept
2640 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2641 nothrow function to a might-throw function into a tail call.
2643 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2645 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2646 (DDR_INNER_LOOP): Likewise.
2647 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2648 (initialize_data_dependence_relation): Likewise.
2649 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2651 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2653 PR rtl-optimization/90257
2654 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2658 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2662 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2665 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2668 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2670 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2672 2019-04-29 Richard Biener <rguenther@suse.de>
2674 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2677 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2679 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2680 varasm.h, and netbsd-protos.h.
2682 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2685 * config/i386/i386-protos.h (ix86_data_alignment): Change
2686 the second argument type to unsigned int.
2687 * config/i386/i386.c (ix86_data_alignment): Change "align"
2688 argument type to unsigned int.
2690 2019-04-27 Martin Liska <mliska@suse.cz>
2693 * opt-suggestions.c (option_proposer::build_option_suggestions):
2694 When get_valid_option_values returns empty values, add the
2695 misspelling candidate.
2697 2019-04-26 Jim Wilson <jimw@sifive.com>
2699 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2701 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2702 Pass orig_mode to riscv_build_integer.
2703 (riscv_split_integer): Pass mode to riscv_move_integer.
2704 (riscv_legitimize_const_move): Likewise.
2705 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2706 promoted_mode. Replace force_reg call with code to load constant into
2707 promoted reg and then subreg it for the store.
2708 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2711 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2713 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2716 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2718 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2719 commentary about the encoding of precision.
2721 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2723 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2724 * config/i386/t-freebsd64: New file.
2725 * config.gcc: Add the t-freebsd64 for multilib support.
2727 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2729 * doc/extend.texi (vector_size): Add missing comma after @xref.
2731 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2733 * BASE-VER: Set to 10.0.0.
2735 2019-04-25 Richard Biener <rguenther@suse.de>
2738 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2739 VIEW_CONVERT_EXPR into one operating on an rvalue.
2741 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2744 * config/i386/i386.c (feature_priority): Moved to file scope.
2745 (processor_features): Likewise.
2746 (processor_model): Likewise.
2747 (_arch_names_table): Likewise.
2748 (arch_names_table): Likewise.
2749 (_feature_list): Removed.
2750 (feature_list): Likewise.
2751 (_isa_names_table): Moved to file scope. Add priority.
2752 (isa_names_table): Likewise.
2753 (get_builtin_code_for_version): Replace feature_list with
2754 isa_names_table. Update error message for P_ZERO priority.
2756 2019-04-25 Richard Biener <rguenther@suse.de>
2758 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2759 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2761 2019-04-24 Jeff Law <law@redhat.com>
2763 PR tree-optimization/90037
2764 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2765 * passes.def: Replace all instance of phi-only cprop with the
2766 lattice propagator. Move propagation pass from after erroneous
2767 path isolation to before erroneous path isolation.
2768 * tree-ssa-phionlycprop.c: Remove.
2770 2019-04-24 Richard Biener <rguenther@suse.de>
2773 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
2774 by size and BITS_PER_UNIT on poly-wide-ints.
2776 2019-04-25 Richard Biener <rguenther@suse.de>
2779 * match.pd: Add pattern to simplify view-conversion of an
2782 2019-04-24 Clement Chigot <clement.chigot@atos.net>
2784 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
2785 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
2786 for Go on 32 bit AIX.
2787 * config/rs6000/aix72.h: Likewise.
2789 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2792 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
2793 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2795 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
2798 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
2799 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
2800 for restored hard frame pointer.
2801 (s390_sched_dependencies_evaluation): Implement new target hook.
2802 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2804 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
2806 * config/arc/arc-options.def: Fix typos and spelling mistakes.
2807 * config/arc/arc.c (arc_init): Cleanup warning message.
2808 (arc_override_options): Likewise.
2810 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2813 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
2814 a register if both if_true and if_false are MEMs.
2816 PR tree-optimization/90208
2817 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
2818 after labels of new_bb, not before them.
2820 PR tree-optimization/90211
2821 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
2822 which are not SSA_NAMEs.
2824 2018-04-23 Sudakshina Das <sudi.das@arm.com>
2826 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
2828 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
2830 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2832 PR rtl-optimization/87979
2833 * modulo-sched.c (sms_schedule): Start ii value "mii" should
2836 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2838 PR rtl-optimization/84032
2839 * modulo-sched.c (ps_insn_find_column): Change condition so that
2840 branch will always be the last insn in a row inside partial
2843 2019-04-23 Richard Biener <rguenther@suse.de>
2846 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
2847 dest_single_pred_p argument.
2848 (remove_forwarder_block): Adjust.
2849 (remove_forwarder_block_with_phi): Likewise.
2851 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2852 Bernd Edlinger <bernd.edlinger@hotmail.de>
2853 Jakub Jelinek <jakub@redhat.com>
2856 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
2857 if used with general-regs-only.
2858 (arm_conditional_register_usage): Don't add non-general regs if
2860 (arm_valid_target_attribute_rec): Handle general-regs-only.
2861 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
2863 (TARGET_HARD_FLOAT_SUB): Define.
2864 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
2865 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
2866 (TARGET_REALLY_IWMMXT2): Likewise.
2867 * config/arm/arm.opt: Add -mgeneral-regs-only.
2868 * doc/extend.texi: Document ARM general-regs-only target.
2869 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
2871 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2873 PR tree-optimization/90078
2874 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2875 checks for infinite_cost overflow.
2877 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2879 PR tree-optimization/90021
2880 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
2881 and check univariate against it.
2882 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
2883 * tree-data-ref.c (add_other_self_distances): Pass new argument.
2885 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2889 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2892 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2895 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2897 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2899 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
2901 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
2902 names using operand format, rather than hard-wired.
2903 (speculation_barrier): Likewise.
2905 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2907 PR tree-optimization/88055
2908 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
2909 (gen_one_condition): Use it if !HONOR_NANS.
2911 2019-04-19 Jakub Jelinek <jakub@redhat.com>
2914 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
2915 assign_temp instead of gen_reg_rtx.
2917 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
2919 PR translation/90118
2920 * config/aarch64/aarch64.c (aarch64_override_options_internal):
2921 Add missing space before %<.
2923 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
2925 PR rtl-optimization/87871
2926 * ira-lives.c (make_object_dead): Don't add conflicts to
2927 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
2929 2019-04-18 Martin Sebor <msebor@redhat.com>
2932 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
2933 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
2934 assuming type size fits in SHWI.
2936 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
2939 * ipa-inline.c (flatten_function): New parameter UPDATE.
2940 (ipa_inline, early_inliner): Use it.
2942 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2944 * fold-const.c (int_const_binop): Return early on failure.
2946 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2949 * combine.c (force_int_to_mode): Cast the argument rather than
2950 the result of known_alignment.
2951 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
2953 2019-04-18 Richard Biener <rguenther@suse.de>
2956 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
2958 (remove_forwarder_block): ... here.
2959 (remove_forwarder_block_with_phi): Also move debug stmts here.
2961 2019-04-18 Jakub Jelinek <jakub@redhat.com>
2963 PR translation/79183
2964 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
2965 inform where appropriate.
2967 2019-04-18 Richard Biener <rguenther@suse.de>
2969 * tree.c (get_qualified_type): Put found type variants at the
2970 head of the variant list.
2972 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2974 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
2976 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
2979 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
2980 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
2981 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
2982 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
2983 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
2985 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
2987 * ira-conflicts.c (print_allocno_conflicts): Always print something,
2988 even for allocno's with no conflicts.
2989 (print_conflicts): Print an extra newline.
2991 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2993 * auto-inc-dec.c (attempt_change): Set the alignment of the
2994 temporary memory to that of the original.
2996 2019-04-17 Joao Moreira <jmoreira@suse.de>
2998 * targhooks.c (default_print_patchable_function_entry): Emit
2999 __patchable_function_entries section with writable flags to allow
3000 relocation resolution.
3002 2019-04-17 Jonny Grant <jg@jguk.org>
3004 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3006 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3009 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3012 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3014 * config/arc/arc.c (arc_init): Format diagnostic string.
3015 (arc_override_options): Likewise.
3016 (check_if_valid_regno_const): Likewise.
3017 (arc_reorg): Likewise.
3019 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3022 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3024 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3026 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3027 (*movdi_update1): Use Pmode.
3028 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3029 (movdi_<mode>_update_stack): Rename to ...
3030 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3032 (*movsi_update1): Use Pmode.
3033 (*movsi_update2): Use Pmode.
3034 (movsi_update): Rename to ...
3035 (movsi_<mode>_update): ... this. Use Pmode.
3036 (movsi_update_stack): Fix condition.
3037 (*movhi_update1): Use Pmode. Fix argument to
3038 avoiding_indexed_address_p.
3039 (*movhi_update2): Ditto.
3040 (*movhi_update3): Ditto.
3041 (*movhi_update4): Ditto.
3042 (*movqi_update1): Ditto.
3043 (*movqi_update2): Ditto.
3044 (*movqi_update3): Ditto.
3045 (*movsf_update1, *movdf_update1): Merge, rename to...
3046 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3047 avoiding_indexed_address_p. Add "size" attribute.
3048 (*movsf_update2, *movdf_update2): Merge, rename to...
3049 (*mov<mode>_update2): This. Ditto.
3050 (*movsf_update3): Use Pmode. Fix argument to
3051 avoiding_indexed_address_p.
3052 (*movsf_update4): Ditto.
3053 (allocate_stack): Simplify condition. Adjust pattern names.
3055 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3058 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3059 whitespace at the start of target attribute string.
3061 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3064 * config/rs6000/power9.md: Add store forwarding bypass.
3066 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3069 * valtrack.c (dead_debug_insert_temp): Reset debug references
3070 to the return value of a call being removed.
3072 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3074 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3075 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3076 implement target hook.
3077 (arc_memory_move_cost): New function.
3078 (TARGET_REGISTER_MOVE_COST): Define.
3079 (TARGET_MEMORY_MOVE_COST): Likewise.
3080 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3081 (MEMORY_MOVE_COST): Likewise.
3083 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3085 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3086 (sibcall_value_insn): Likewise.
3087 * config/arc/constraints.md (Rs5): Remove.
3089 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3091 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3092 for last two fake registers.
3093 (arc_conditional_register_usage): Make sure fake frame and arg
3094 pointer regs are in general regs class.
3095 (FRAME_POINTER_MASK): Remove.
3096 (RETURN_ADDR_MASK): Remove.
3097 (arc_must_save_register): Use hard frame regnum.
3098 (frame_restore_reg): Use hard_frame_pointer_rtx.
3099 (arc_save_callee_saves): Likewise.
3100 (arc_restore_callee_saves): Likewise.
3101 (arc_save_callee_enter): Likewise.
3102 (arc_restore_callee_leave): Likewise.
3103 (arc_save_callee_milli): Likewise.
3104 (arc_eh_return_address_location): Likewise.
3105 (arc_check_multi): Use hard frame regnum.
3106 (arc_can_eliminate): Likewise.
3107 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3108 for register allocator.
3109 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3110 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3111 (FRAME_POINTER_REGNUM): Change it to a fake register.
3112 (HARD_FRAME_POINTER_REGNUM): Defined.
3113 (ARG_POINTER_REGNUM): Change it to a new fake register.
3114 (ELIMINABLE_REGS): Update.
3115 (REGISTER_NAMES): Update names.
3116 * config/arc/arc.md (LP_START): Remove.
3118 (shift_si3_loop): Update pattern.
3120 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3122 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3123 to avoid delay slot scheduling.
3124 (arc_must_save_register): Don't save SP.
3125 * config/arc/arc.md (stack_tie): Remove.
3126 (UNSPEC_ARC_STKTIE): Likewise.
3128 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3129 Shiva Chen <shiva0217@gmail.com>
3131 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3132 code gen with large shift amount.
3134 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3136 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3139 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3142 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3143 print -m64/-mx32/-m32 if it is true.
3144 (ix86_debug_options, ix86_function_specific_print): Pass true as
3145 ADD_ABI_P to ix86_target_string.
3146 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3147 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3148 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3150 PR rtl-optimization/90082
3151 * dce.c (can_delete_call): New function.
3152 (deletable_insn_p, mark_insn): Use it.
3154 PR tree-optimization/90090
3155 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3157 (is_division_by_square): Likewise. Formatting fix.
3159 2019-04-16 Richard Biener <rguenther@suse.de>
3161 PR tree-optimization/56049
3162 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3163 equality check if alias-set zero will prevail.
3165 2019-04-15 Jeff Law <law@redhat.com>
3167 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3168 size and alignment as unsigned.
3170 2019-04-15 Richard Biener <rguenther@suse.de>
3173 * tree-loop-distribution.c (destroy_loop): Preserve correct
3176 2019-04-15 Richard Biener <rguenther@suse.de>
3178 PR tree-optimization/90071
3179 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3180 abnormal operands from def stmts.
3182 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3184 PR rtl-optimization/89794
3185 * combine.c (count_auto_inc): New function.
3186 (try_combine): Count how many auto_inc expressions there were in the
3187 original instructions. Ensure we have the same number in the new
3188 instructions. Remove the code that tried to ensure auto_inc side
3189 effects on i1 and i0 are not lost.
3191 2019-04-15 Richard Biener <rguenther@suse.de>
3194 * tree.h (auto_var_p): Declare.
3195 * tree.c (auto_var_p): New function, split out from ...
3196 (auto_var_in_fn_p): ... here.
3197 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3199 (new_var_info): Initialize it.
3200 (set_uids_in_ptset): Also set the shadow variable uid if required.
3201 (ipa_pta_execute): Postprocess points-to solutions assigning
3202 shadow variable uids for locals that may reach their containing
3203 function recursively.
3204 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3205 assert but instead check whether the points-to solution is
3208 2019-04-15 Martin Jambor <mjambor@suse.cz>
3211 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3214 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3216 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3218 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3219 Kito Cheng <kito.cheng@gmail.com>
3220 Shiva Chen <shiva0217@gmail.com>
3222 * config/nds32/nds32-md-auxiliary.c
3223 (nds32_legitimize_pic_address): Use new PIC pattern.
3224 (nds32_legitimize_tls_address): Use new TLS pattern.
3225 (nds32_output_symrel): New.
3226 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3227 (nds32_alloc_relax_group_id): Ditto.
3228 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3229 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3231 (nds32_group_tls_insn): Ditto.
3232 (nds32_group_float_insns): Ditto.
3233 * config/nds32/nds32.md (tls_le): New.
3236 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3238 * configure: Add nds32 target for dwarf2 debug_line checking.
3239 * configure.ac: Regenerated.
3241 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3244 * ipa-devirt.c (skip_in_fields_list_p): New.
3245 (odr_types_equivalent_p): Use it.
3247 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3250 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3251 instead of strncmp when checking for thumb and arm. Formatting fixes.
3253 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3255 * doc/install.texi: Document --with-target-system-zlib.
3257 2019-04-12 Martin Sebor <msebor@redhat.com>
3263 * targhooks.c (default_vector_alignment): Avoid assuming
3264 argument fits in SHWI.
3265 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3267 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3269 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3271 PR rtl-optimization/89965
3272 * dce.c: Include rtl-iter.h.
3273 (struct check_argument_load_data): New type.
3274 (check_argument_load): New function.
3275 (find_call_stack_args): Check for loads from stack slots still tracked
3276 in sp_bytes and punt if any is found.
3278 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3280 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3282 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3283 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3285 2019-04-12 Martin Liska <mliska@suse.cz>
3288 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3290 (separate_attrs): Handle multiple 'default's.
3291 (expand_target_clones): Rework error handling code.
3293 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3296 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3297 mode of vector rather than mode of destination for move instruction.
3298 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3299 Use QI inner mode with V16QI vector mode.
3301 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3304 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3305 "invalid %%t operand" in output_operand_lossage message.
3307 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3309 * config/s390/predicates.md (permute_pattern_operand): New
3311 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3312 operand for the permute pattern.
3313 ("*vec_perm<mode>"): New insn definition.
3314 ("bswap<mode>"): Generate the permute pattern operand in the
3315 expander and perform the operand reloads for pre arch13 level
3317 ("*bswap<mode>_emu"): Rename to ...
3318 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3319 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3320 Add the USE operand for the permute pattern.
3321 ("*vec_set_bswap_vec<mode>"): Likewise.
3323 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3326 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3327 and gcc_unreachable if it fails, just call tree_to_uhwi which
3328 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3329 Start warning message with a lower-case letter. Formatting fixes.
3331 PR rtl-optimization/90026
3332 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3333 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3334 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3335 in cfglayout mode, use emit_barrier_after_bb.
3337 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3339 PR rtl-optimization/87763
3340 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3343 2019-04-11 Tom de Vries <tdevries@suse.de>
3345 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3346 max macro using statement expression.
3348 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3350 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3351 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3352 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3353 read_only_private_data_section using xcoff_private_rodata_section_name.
3354 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3356 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3359 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3361 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3363 PR rtl-optimization/89965
3364 * dce.c (sp_based_mem_offset): New function.
3365 (find_call_stack_args): Use sp_based_mem_offset.
3367 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3369 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3371 2019-04-11 Richard Biener <rguenther@suse.de>
3373 PR tree-optimization/90020
3374 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3375 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3376 * tree-ssa-pre.c (compute_avail): Use it to not put
3377 possibly trapping references after a call that might not
3378 return into EXP_GEN.
3379 * gcse.c (compute_hash_table_work): Do not elide
3380 marking a block containing a call if the call might not
3383 2019-04-11 Richard Biener <rguenther@suse.de>
3385 PR tree-optimization/90018
3386 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3387 Test both SLP and interleaving variants.
3389 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3391 * config/s390/8561.md: New file.
3392 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3393 Add arch13 cpu model.
3394 * config/s390/s390-opts.h (enum processor_type): Likewise.
3395 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3396 (s390_get_unit_mask): Likewise.
3397 (s390_is_fpd): Likewise.
3398 (s390_is_fxd): Likewise.
3399 * config/s390/s390.h (s390_tune_attr): Likewise.
3400 * config/s390/s390.md: Include arch13 pipeline description.
3401 * config/s390/s390.opt: Add arch13.
3403 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3405 PR rtl-optimization/87763
3406 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3408 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3410 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3412 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3413 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3414 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3415 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3417 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3419 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3420 "Although" in -fipa-icf documentation.
3422 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3423 of using multiple -g options.
3425 2019-04-10 Martin Liska <mliska@suse.cz>
3427 PR gcov-profile/89959
3428 * doc/gcov.texi: Make documentation of -x option
3431 2019-04-10 Richard Biener <rguenther@suse.de>
3433 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3435 (DR_GROUP_SAME_DR_STMT): Remove.
3436 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3437 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3438 replace with assert.
3439 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3440 (vect_record_grouped_load_vectors): Remove unreachable code.
3442 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3445 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3446 obsolete reference to N.
3448 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3451 * expr.c (store_expr): Set properly size on the MEM passed to
3455 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3456 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3457 translation is needed, and when translation is needed, only append
3458 ... if the string length is hostsz or more bytes long. Avoid using
3461 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3464 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3465 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3467 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3468 differences directly.
3469 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3471 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3473 PR translation/90011
3474 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3476 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3478 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3479 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3480 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3481 trailing space from -gsplit-dwarf diagnostics.
3483 PR tree-optimization/89998
3484 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3485 instead of integer_type_node if possible, don't add ranges if return
3486 type is not compatible with int.
3487 * gimple-fold.c (gimple_fold_builtin_sprintf,
3488 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3491 2019-04-09 Martin Liska <mliska@suse.cz>
3493 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3494 * doc/install.texi: Document the new config.
3496 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3498 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3499 use gimple_expr_type for load and store calls. Skip over the
3500 condition argument in a conditional internal function.
3501 Protect use of TREE_INT_CST_LOW.
3503 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3506 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3507 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3508 trailing period from it too.
3510 2019-04-08 wu yuan <wuyuan5@huawei.com>
3512 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3513 * config/aarch64/aarch64.md : Add "tsv110.md"
3514 * config/aarch64/tsv110.md: New file.
3516 2019-04-08 Richard Biener <rguenther@suse.de>
3518 PR tree-optimization/90006
3519 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3522 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3525 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3527 (fma_root_node): Likewise.
3528 (func_fma_steering): Likewise.
3530 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3532 PR rtl-optimization/89865
3533 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3535 PR rtl-optimization/89865
3536 * config/i386/i386.md
3537 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3538 numbers not to clash with the additional operands[4].
3539 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3540 with extra register copy in the middle.
3542 2019-04-08 Martin Liska <mliska@suse.cz>
3544 PR gcov-profile/89961
3545 * doc/gcov.texi: Document data_file.
3546 * gcov.c (generate_results): Add data_info into JSON output.
3548 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3550 PR tree-optimization/89725
3551 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3552 loop's chrec as invariant symbol.
3553 * tree-chrec.h (chrec_contains_symbols): New parameter.
3554 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3555 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3556 function of loops not in DDR's loop_nest.
3557 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3559 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3562 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3565 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3569 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3571 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3573 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3574 targetm.fixed_condition_code_regs.
3576 2019-04-05 Richard Biener <rguenther@suse.de>
3580 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3581 debug bind stmts but reset them if they are not valid at the
3584 2019-04-05 Martin Liska <mliska@suse.cz>
3586 PR translation/89936
3587 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3588 order to wrap keywords or arguments.
3589 * collect2.c (main): Likewise.
3590 (scan_prog_file): Likewise.
3591 (scan_libraries): Likewise.
3592 * common/config/riscv/riscv-common.c
3593 (riscv_subset_list::parsing_subset_version): Likewise.
3594 (riscv_subset_list::parse_std_ext): Likewise.
3595 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3597 * config/arm/arm.c (arm_option_override): Likewise.
3598 * config/cris/cris.c (cris_print_operand): Likewise.
3599 * config/darwin-c.c (darwin_pragma_options): Likewise.
3600 (darwin_pragma_unused): Likewise.
3601 (darwin_pragma_ms_struct): Likewise.
3602 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3603 * config/i386/i386.c (print_reg): Likewise.
3604 (ix86_print_operand): Likewise.
3605 * config/i386/xm-djgpp.h: Likewise.
3606 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3607 * config/m32c/m32c.c (m32c_option_override): Likewise.
3608 * config/msp430/msp430.c (msp430_option_override): Likewise.
3609 * config/nds32/nds32.c (nds32_option_override): Likewise.
3610 * config/nvptx/mkoffload.c (main): Likewise.
3611 * config/rx/rx.c (rx_print_operand): Likewise.
3612 (valid_psw_flag): Likewise.
3613 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3614 (vms_pragma_nomember_alignment): Likewise.
3615 (vms_pragma_extern_model): Likewise.
3616 * lto-wrapper.c (compile_offload_image): Likewise.
3617 * omp-offload.c (oacc_parse_default_dims): Likewise.
3618 * symtab.c (symtab_node::verify_base): Likewise.
3619 * tlink.c (recompile_files): Likewise.
3620 (start_tweaking): Likewise.
3621 * tree-profile.c (parse_profile_filter): Likewise.
3623 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3625 PR tree-optimization/89956
3626 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3627 multiple negates of the same value.
3629 2019-04-04 Martin Sebor <msebor@redhat.com>
3633 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3634 have the same precision since the function crashes otherwise.
3635 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3636 has non-zero arguments.
3638 2019-04-04 Martin Sebor <msebor@redhat.com>
3641 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3642 out if the number of arguments is less than expected.
3644 2019-04-04 Jeff Law <law@redhat.com>
3646 PR rtl-optimization/89399
3647 * ree.c (combine_set_extension): Use single_set rather than
3648 digging into PATTERN for items on the candidate list.
3649 (combine_reaching_defs): Likewise.
3651 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3653 PR rtl-optimization/46590
3654 * loop-invariant.c (find_defs): Move df_remove_problem and
3655 df_process_deferred_rescans to move_invariants.
3656 Move df_live_add_problem and df_live_set_all_dirty calls
3658 (move_invariants): Likewise.
3659 (move_loop_invariants): Likewise, making the df_live calls
3660 conditional on -O. Remove the problem again if we added it
3663 2019-04-03 qing zhao <qing.zhao@oracle.com>
3665 PR tree-optimization/89730
3666 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3667 -flive-patching=inline-only-static.
3668 (can_inline_edge_by_limits_p): Add the checking for
3669 -flive-patching=inline-only-static and grant always_inline
3670 even when -flive-patching=inline-only-static is specified.
3672 2019-04-03 Jeff Law <law@redhat.com>
3674 PR rtl-optimization/81025
3675 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3677 2019-04-03 Richard Biener <rguenther@suse.de>
3679 PR tree-optimization/84101
3680 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3681 regs.h for hard_regno_nregs.
3682 (cfun_returns): New helper.
3683 (vect_model_store_cost): When vectorizing a store to a decl
3684 we return and the function ABI returns in a multi-reg location
3685 account for the possible spilling that will happen.
3687 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3689 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3690 displacement addresses for vector mode operands.
3692 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3694 * config/arc/arc.c (GMASK_LEN): Define.
3695 (arc_restore_callee_saves): Restore first blink when
3698 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3700 * doc/extend.texi: Add deprecated comment on sign-return-address
3701 function attribute and add mbranch-protection.
3702 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3704 2019-04-03 Richard Biener <rguenther@suse.de>
3707 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3708 the all target phony.
3710 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3714 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3715 Return false for variable DImode shifts.
3716 (dimode_scalar_chain::compute_convert_gain): Do not handle
3717 register count operand in variable DImode shifts.
3718 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3719 count argument of a variable shift instruction to a vector register.
3720 (dimode_scalar_chain::convert_reg): Remove support to convert
3721 count argument of a variable shift instruction.
3723 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3725 PR rtl-optimization/84206
3726 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3727 iterating over loop headers.
3729 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3731 PR rtl-optimization/85876
3732 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3733 beyond the original fence.
3735 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3737 * config.gcc: Mark spu* targets as deprecated/obsolete.
3739 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3741 * config/s390/s390-builtin-types.def: New builtin function type
3742 definitions. Remove unused types.
3743 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3744 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3745 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3746 overloaded builtins.
3747 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3748 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3749 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3750 (vec_double, vec_signed, vec_unsigned): Define to use the new
3751 overloaded builtins.
3752 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3755 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3757 * config/s390/s390-builtin-types.def: New builtin function type
3759 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3760 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3761 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3762 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3763 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3764 constant definitions.
3765 * config/s390/vecintrin.h (vec_search_string_cc)
3766 (vec_search_string_until_zero_cc): New builtin name definitions.
3767 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3769 ("vec_vstrs<mode>"): New insn definition.
3771 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3773 * config/s390/s390-builtin-types.def: Add new builtin function
3775 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
3776 New overloaded builtins.
3777 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
3779 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
3780 (UNSPEC_VEC_SLDBYTE): ... this.
3781 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
3782 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
3784 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
3785 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
3786 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
3788 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3790 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
3791 New insn definition.
3792 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
3793 * config/s390/vector.md (V_HW_HSD): ... here.
3795 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3797 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
3798 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
3799 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
3800 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
3801 New insn definitions.
3803 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3805 * config/s390/s390-builtin-types.def: Add new builtin function type.
3806 * config/s390/s390-builtins.def: Add overloaded builtin
3807 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
3808 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
3809 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
3810 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
3811 ("eltswap<mode>"): New expander.
3812 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
3815 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3817 * config/s390/s390-builtin-types.def: Add new builtin function types.
3818 * config/s390/s390-builtins.def: Add overloaded builtin
3819 s390_vec_revb. Add low-level builtins for vlbr and vstbr
3821 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
3822 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
3823 ("bswap<mode>"): New expander.
3824 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
3826 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3828 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
3829 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
3830 vector builtin version number in __VEC__.
3832 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3834 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
3836 (SFSI): New mode attribute.
3837 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
3838 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
3840 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
3841 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
3842 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
3843 ("floatsi<mode>2"): Add wcefb instruction.
3845 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3847 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
3848 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
3850 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
3851 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
3852 support 32 bit fp-int conversions. Rename to ...
3853 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3854 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3855 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
3856 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
3859 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3861 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
3862 if-then-else constructs if we can use the select instruction.
3863 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
3865 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3867 * config/s390/s390.md ("*popcountdi_arch13_cc")
3868 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
3870 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
3871 Append _z196 to make it ...
3872 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
3873 ("popcounthi2_z196"): ... this.
3874 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
3875 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
3877 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3879 * config/s390/s390.c (s390_canonicalize_comparison): Convert
3880 certain compares for arch13 in order to make use of the condition
3881 code result produced by the new instructions.
3882 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
3883 nxrk, and nxgrk instruction patterns.
3884 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
3885 (inv_no): Add new code iterator together with some attributes.
3886 ("*andc_split_<mode>"): Disable splitter for arch13.
3887 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
3888 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
3889 ("*<ANDOR:bitops_name>c<GPR:mode>")
3890 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
3891 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
3892 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
3893 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
3895 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3897 * common/config/s390/s390-common.c (processor_flags_table): New
3899 * config.gcc: Support arch13 with the --with-arch= configure flag.
3900 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3901 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
3902 * config/s390/s390.c (s390_get_sched_attrmask)
3903 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
3904 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
3905 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
3906 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
3907 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
3909 * config/s390/s390.opt: Support arch13 as processor type in
3910 command line options.
3912 2019-04-02 Martin Liska <mliska@suse.cz>
3914 PR translation/89912
3915 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
3916 Fix param description of graphite-max-arrays-per-scop.
3918 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
3920 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
3921 (ASAN_CC1_SPEC): Use it in 64-bit mode.
3922 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
3924 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3926 PR rtl-optimization/85412
3927 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
3928 sel_sched_region_1, not after.
3930 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3932 PR rtl-optimization/86928
3933 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
3934 compute_live if necessary.
3935 (sel_redirect_edge_and_branch): Likewise.
3937 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
3939 PR rtl-optimization/89865
3940 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
3941 register if it is a part of small class.
3943 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3945 PR rtl-optimization/87273
3946 * sel-sched-ir.c (merge_fences): Remove assert.
3948 2019-04-01 Richard Biener <rguenther@suse.de>
3950 PR tree-optimization/46590
3951 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
3952 (dom_walker::m_reachability): Add in place of...
3953 (dom_walker::m_skip_unreachable_blocks): ...this.
3954 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
3955 Move complex initialization ...
3956 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
3957 lazily and initialize edge flags on each invocation.
3958 (dom_walker::bb_reachable): Use m_reachability.
3960 2019-04-01 Martin Liska <mliska@suse.cz>
3963 * opt-suggestions.c (option_proposer::build_option_suggestions):
3964 Add variant without any argument in order to provide better
3967 2019-04-01 Richard Biener <rguenther@suse.de>
3970 * gimple.c: Include langhooks.h.
3971 (gimple_get_alias_set): Treat enumeral types as the underlying
3974 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
3975 Eric Botcazou <ebotcazou@adacore.com>
3977 PR rtl-optimization/89862
3978 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
3979 that operates on the full registers for WORD_REGISTER_OPERATIONS
3982 2019-03-29 Jim Wilson <jimw@sifive.com>
3984 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
3985 Clear MASK_RVC and then set if C subset supported.
3987 2019-03-29 Jakub Jelinek <jakub@redhat.com>
3990 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
3991 non-addressable complit into its initializer if it is volatile.
3993 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
3995 * opts-common.c (integral_argument): Set errno properly in one case.
3997 2019-03-29 Martin Liska <mliska@suse.cz>
3999 * doc/invoke.texi: Remove -Wchkp from documentation.
4001 2019-03-29 Martin Liska <mliska@suse.cz>
4003 * dbgcnt.c (print_limit_reach): New function.
4006 2019-03-29 Martin Liska <mliska@suse.cz>
4008 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4009 (dbg_cnt_process_opt): Parse first tokens aas
4010 dbg_cnt_process_single_pair is also using strtok.
4012 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4014 PR rtl-optimization/87485
4015 * function.c (expand_function_end): Move stack_protect_epilogue
4016 before loading of return value into hard register(s).
4018 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4021 * tree-inline.h (struct copy_body_data): Add
4022 dont_remap_vla_if_no_change flag.
4023 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4024 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4025 and remap_type_2 returns false.
4026 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4027 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4028 only from where it is copied to nested contexts.
4030 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4033 * config/i386/i386.md (RMW operation with LEA peephole):
4034 Use LEAMODE mode attribute instead of SWI mode iterator for
4037 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4040 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4041 Also process XEXP (src, 0) of a shift insn.
4043 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4046 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4047 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4049 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4051 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4053 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4054 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4055 immediately after first one with df_analyze in between, but rather
4056 process all bbs, queueing ones that need second pass in a worklist,
4057 df_analyze, process queued debug insn changes and if second pass is
4058 needed, process bbs from worklist, df_analyze, process queued debug
4061 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4062 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4063 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4065 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4068 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4071 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4074 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4075 function for 32-bit MS_ABI.
4076 (function_value_ms_32): New function.
4078 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4080 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4081 (movdi): Call gen_movdi_symbol_save_scc.
4082 (gen_movdi_symbol_save_scc): New insn and split.
4084 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4086 PR rtl-optimization/89313
4087 * function.c (matching_constraint_num): New static function.
4088 (match_asm_constraints_1): Use it. Fixup white space and comment.
4089 Don't replace inputs with non-matching constraints which conflict
4090 with early clobber outputs.
4092 2019-03-27 Jeff Law <law@redhat.com>
4095 PR rtl-optimization/87761
4096 PR rtl-optimization/89826
4097 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4099 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4100 note problem to get REG_DEAD/REG_UNUSED notes updated.
4102 2019-03-27 Richard Biener <rguenther@suse.de>
4104 PR tree-optimization/89463
4105 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4106 queue edges to remove.
4107 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4108 dead stmts. Delay edge removal until PHIs are removed to
4109 make debug-stmt creation not confused by seemingly degenerate
4112 2019-03-27 Alan Modra <amodra@gmail.com>
4114 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4116 * config/rs6000/darwin.h: Likewise.
4117 * config/rs6000/rs6000.c: Likewise.
4119 2019-03-27 Alan Modra <amodra@gmail.com>
4121 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4122 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4124 2019-03-26 Andrew Waterman <andrew@sifive.com>
4125 Jim Wilson <jimw@sifive.com>
4127 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4128 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4129 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4130 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4131 (generic_alu): Add auipc to type list.
4132 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4133 (riscv_microarchitecture): Declare.
4134 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4135 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4137 (riscv_microarchitecture): New.
4138 (sifive_7_tune_info): New.
4139 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4140 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4142 (riscv_store_data_bypass_p): New.
4143 (riscv_option_override): Set riscv_microarchitecture from
4144 cpu->microarchitecture.
4145 * config/riscv/riscv.md: Include sifive-7.md.
4148 (auipc<mode>): Change type to auipc.
4149 (restore_stack_nonlocal): New.
4150 * config/riscv/sifive-7.md: New.
4151 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4153 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4156 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4157 Also process XEXP (src, 0) of a shift insn.
4159 2019-03-26 Richard Biener <rguenther@suse.de>
4161 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4162 (copy_debug_stmt): Likewise.
4163 (expand_call_inline): Likewise.
4164 (copy_bb): Avoid redundant lookup & set of gimple_block.
4165 * gimple-low.c (lower_gimple_return): Likewise.
4166 (lower_builtin_setjmp): Likewise.
4168 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4170 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4171 is constant 0, turn into static const data member initialized to false.
4172 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4173 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4175 2019-03-26 Jason Merrill <jason@redhat.com>
4176 Jakub Jelinek <jakub@redhat.com>
4178 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4180 (mem_alloc_description::release_object_overhead): Fix comment typos.
4181 * hash-table.h (hash_table::~hash_table): Call
4182 release_instance_overhead only if m_entries is non-NULL, otherwise
4183 call unregister_descriptor.
4185 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4187 PR tree-optimization/81740
4188 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4189 In case of outer loop vectorization, check for backward dependence
4190 at the inner loop if outer loop dependence is reversed.
4192 2019-03-26 Alan Modra <amodra@gmail.com>
4194 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4195 rs6000_vector_mem init. Correct wI and wJ comment.
4197 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4199 PR rtl-optimization/88347
4200 PR rtl-optimization/88423
4201 * sched-deps.c (sched_analyze_insn): Take into account that for
4202 tablejumps the barrier appears after a label and a jump_table_data.
4204 2019-03-25 Martin Sebor <msebor@redhat.com>
4207 * c-common.c (check_user_alignment): Rename local. Correct maximum
4208 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4209 convert it to UHWI when it fits.
4211 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4214 * dwarf2out.c (premark_used_variables): New function.
4215 (prune_unused_types_walk): Do not mark not premarked external
4217 (prune_unused_types): Call premark_used_variables.
4219 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4221 PR rtl-optimization/89676
4222 * lra-constraints.c (curr_insn_transform): Do match reload for
4223 early clobbers when the match was successful only for different
4226 2019-03-25 Martin Sebor <msebor@redhat.com>
4228 * doc/extend.texi (Common Type Attributes): Document vector_size.
4229 (Common Variable Attributes): Mention size constraint. Correct
4231 (Vector Extensions): Use @dfn when defining bas type. Clarify
4232 base type and size constraints.
4234 2019-03-25 Richard Biener <rguenther@suse.de>
4236 PR tree-optimization/89789
4237 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4238 changes from non-undefined back to undefined.
4240 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4242 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4243 heap string and a gc string, but since this variable is unknown to
4244 ggc the gc string might get reused and corrupted. Fixed by always
4245 using a heap string.
4247 2019-03-25 Richard Biener <rguenther@suse.de>
4249 PR tree-optimization/89779
4250 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4251 to remove IV defs, delay actual removal.
4252 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4253 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4254 very end, properly also reset loop control IV information.
4256 2019-03-25 Richard Biener <rguenther@suse.de>
4258 PR tree-optimization/89802
4259 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4260 move EH data to folded stmt.
4262 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4264 * config/s390/s390-builtin-types.def: Remove few unused types and
4265 fix sort order for others.
4267 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4269 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4270 expected and found types with -mdebug during builtin matching.
4272 2019-03-25 Richard Biener <rguenther@suse.de>
4275 * fold-const.c (operand_equal_p): Revert last change with
4278 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4280 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4281 notes for the result of the __tls_get_addr calls.
4282 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4284 2019-03-24 Jeff Law <law@redhat.com>
4286 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4288 PR rtl-optimization/87761
4289 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4290 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4292 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4293 rescans. Reprocess blocks as needed, calling df_analyze before
4294 reprocessing. Always call df_analyze before fixing up debug bind
4297 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4299 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4302 2019-03-22 Andrew Pinski <apinski@marvell.com>
4304 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4305 attrribute for uxtw.
4307 2019-03-26 Jeff Law <law@redhat.com>
4309 PR rtl-optimization/87761
4310 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4311 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4312 (mips_split_move): Accept new INSN argument. Try to forward SRC
4313 into the next instruction.
4314 (mips_split_move_insn): Pass INSN through to mips_split_move.
4316 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4318 PR rtl-optimization/89676
4319 * lra-constraints.c (curr_insn_transform): Do match reload for
4320 early clobbers even if the match was successful.
4322 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4325 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4327 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4329 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4331 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4333 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4334 <avx512>_fmsub_<mode>_mask3<round_name>,
4335 <avx512>_fnmadd_<mode>_mask3<round_name>,
4336 <avx512>_fnmsub_<mode>_mask3<round_name>,
4337 avx512f_vmfmadd_<mode>_mask3<round_name>,
4338 avx512f_vmfmsub_<mode>_mask3<round_name>,
4339 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4340 instead of register_operand and %v instead of v for match_operand 1.
4341 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4342 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4343 <round_nimm_predicate> instead of register_operand and %v instead of v
4344 for match_operand 1.
4346 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4347 <avx512>_fmadd_<mode>_mask3<round_name>,
4348 <avx512>_fmsub_<mode>_mask<round_name>,
4349 <avx512>_fmsub_<mode>_mask3<round_name>,
4350 <avx512>_fnmadd_<mode>_mask<round_name>,
4351 <avx512>_fnmadd_<mode>_mask3<round_name>,
4352 <avx512>_fnmsub_<mode>_mask<round_name>,
4353 <avx512>_fnmsub_<mode>_mask3<round_name>,
4354 <avx512>_fmaddsub_<mode>_mask<round_name>,
4355 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4356 <avx512>_fmsubadd_<mode>_mask<round_name>,
4357 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4358 <round_nimm_predicate> instead of nonimmediate_operand.
4359 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4360 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4361 Use register_operand instead of <round_nimm_predicate> for the
4362 operand that needs to match output.
4363 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4364 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4365 Likewise. Formatting fixes.
4368 * config/i386/i386.c (enum ix86_builtins): Remove
4369 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4370 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4371 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4372 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4373 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4374 __builtin_ia32_vfmsubss3_mask3): New builtins.
4375 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4376 avx512f_vmfmadd_<mode>_mask3<round_name>,
4377 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4378 *avx512f_vmfmsub_<mode>_mask<round_name>,
4379 avx512f_vmfmsub_<mode>_mask3<round_name>,
4380 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4381 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4382 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4383 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4384 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4385 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4386 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4387 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4388 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4389 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4390 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4391 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4392 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4393 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4394 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4395 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4396 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4397 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4398 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4399 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4400 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4401 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4402 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4403 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4404 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4405 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4406 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4407 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4409 2019-03-21 Martin Sebor <msebor@redhat.com>
4411 PR tree-optimization/89350
4412 * builtins.c (compute_objsize): Also ignore offsets whose upper
4414 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4415 (builtin_memref::builtin_memref): Initialize new member.
4416 Allow EXPR to be null.
4417 (builtin_memref::extend_offset_range): Replace local with a member.
4418 Avoid assuming pointer offsets are unsigned.
4419 (builtin_memref::set_base_and_offset): Determine base object
4420 before computing offset range.
4421 (builtin_access::builtin_access): Handle memset.
4422 (builtin_access::generic_overlap): Replace local with a member.
4423 (builtin_access::strcat_overlap): Same.
4424 (builtin_access::overlap): Same.
4425 (maybe_diag_overlap): Same.
4426 (maybe_diag_access_bounds): Same.
4427 (wrestrict_dom_walker::check_call): Handle memset.
4428 (check_bounds_or_overlap): Same.
4430 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4431 Jakub Jelinek <jakub@redhat.com>
4434 * tree.c (fld_type_variant, fld_incomplete_type_of,
4435 fld_process_array_type): Call fld->pset.add and don't call
4436 add_tree_to_fld_list if it returns true.
4437 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4438 non-marked types from TYPE_NEXT_VARIANT list.
4439 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4441 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4443 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4444 to false, if true, don't alloc_entries during construction, but defer
4445 it to the first method that needs m_entries allocated.
4446 (hash_table::hash_table, hash_table::~hash_table,
4447 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4448 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4449 hash_table::clear_slot, hash_table::traverse_noresize,
4450 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4451 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4453 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4454 NO_INSERT instead of find_with_hash.
4455 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4456 hash_set::m_table): Add Lazy to template params of hash_table.
4457 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4458 * attribs.c (test_attribute_exclusions): Likewise.
4459 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4460 hash_set. Add tests for hash_set with Lazy = true.
4462 2019-03-21 Richard Biener <rguenther@suse.de>
4464 PR tree-optimization/89779
4465 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4466 checks with respect to released SSA names now having error_mark_node
4468 * fold-const.c (operand_equal_p): Likewise.
4470 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4473 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4475 (s390_optimize_register_info): Use global_not_special_regno_p to
4476 check for global regs.
4478 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4481 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4482 update this_alternative nor this_alternative_set.
4484 2019-03-19 Jim Wilson <jimw@sifive.com>
4487 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4488 align, size, offset. Use them to handle a BLKmode reference. Update
4490 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4492 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4494 PR rtl-optimization/89768
4495 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4497 (unroll_loop_runtime_iterations): Likewise.
4499 2019-03-19 Martin Sebor <msebor@redhat.com>
4501 PR tree-optimization/89644
4502 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4503 rather than endptr as an indicator of nul-termination.
4505 PR tree-optimization/89644
4506 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4507 arrays in determining sequence sizes in strncpy and stpncpy.
4509 2019-03-19 Martin Liska <mliska@suse.cz>
4512 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4513 unlikely_edges if there's an edge that belongs to both these sets.
4515 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4518 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4519 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4520 go via a stack temporary.
4522 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4525 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4526 instead of gen_rtx_SUBREG.
4527 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4529 2019-03-19 Richard Biener <rguenther@suse.de>
4532 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4534 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4538 * tree.c (free_lang_data_in_decl): Do not free context of C++
4541 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4544 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4545 subs for the first alternative except when operands[3] is 1.
4548 * gimplify.c (gimplify_asm_expr): For output argument with
4549 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4552 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4554 PR rtl-optimization/89753
4555 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4556 explicit unrolling factor even more robust.
4558 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4561 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4562 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4563 signed zeros, do another copysign after the compensation.
4565 2019-03-18 Martin Sebor <msebor@redhat.com>
4567 PR tree-optimization/89720
4568 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4569 more conservatively, the same as anti-range.
4571 2019-03-18 Richard Biener <rguenther@suse.de>
4574 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4575 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4576 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4577 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4579 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4581 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4582 Extend queue to 1024 entries.
4583 Add "consumed" field.
4584 (gomp_print_output): Remove print_index parameter.
4585 Add final parameter.
4586 Change limit to unsigned.
4587 Use consumed field to implement circular buffer.
4588 Detect interrupted print in final pass.
4589 Flush output at the end.
4590 (run): Update gomp_print_output usage.
4591 (main): Initialize kernargs->output_data.consumed.
4593 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4595 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4596 calculation of the minimum number of scalar iterations for
4597 fully-predicated loops.
4599 2019-03-18 Martin Jambor <mjambor@suse.cz>
4601 PR tree-optimization/89546
4602 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4603 any propagation to its children took place.
4605 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4608 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4609 parameter, and make use of it.
4610 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4612 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4614 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4615 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4616 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4617 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4618 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4619 match what the ops is doing.
4620 (push_multi_fp_blink): Likewise.
4621 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4622 compiling for size and elf target.
4623 (arc_save_callee_enter): Adjust note to match what enter/leave
4626 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4628 * config/arc/arc.md (tst_movb): Fix constraint.
4630 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4632 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4634 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4636 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4637 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4638 reg_alloc_order references.
4639 (size_alloc_order): Define.
4640 (arc_adjust_reg_alloc_order): New function.
4641 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4643 (ADJUST_REG_ALLOC_ORDER): Define.
4644 (HONOR_REG_ALLOC_ORDER): Likewise.
4646 2019-03-18 Richard Biener <rguenther@suse.de>
4649 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4650 loads and stores a bit more.
4652 2019-03-18 Richard Biener <rguenther@suse.de>
4655 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4656 load pessimization to stores as well.
4658 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4661 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4662 successor, use NULL as its av set.
4664 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4666 PR rtl-optimization/89721
4667 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4669 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4672 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4673 When handling vec_extract, use modular arithmetic to allow
4674 constant selectors greater than vector length.
4675 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4676 V1TImode vectors to have constant selector values greater than 0.
4677 Use modular arithmetic to compute vector index.
4678 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4679 index for in-memory vectors. Correct code generation for
4680 in-register vectors.
4681 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4684 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4688 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4691 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4694 * tree.c (inchash::add_expr): Strip any location wrappers.
4695 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4696 after hash verification.
4699 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4700 SIGN_EXTEND and ZERO_EXTEND.
4702 2019-03-14 Jason Merrill <jason@redhat.com>
4703 Jakub Jelinek <jakub@redhat.com>
4705 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4706 than if is_empty (*slot).
4707 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4708 existing elt and for elt removal.
4709 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4710 of already removed elt.
4712 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4715 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4718 2019-03-14 Martin Liska <mliska@suse.cz>
4721 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4723 2019-03-14 Richard Biener <rguenther@suse.de>
4726 * config/i386/i386.c (make_resolver_func): Properly set
4727 DECL_CONTEXT on the RESULT_DECL.
4728 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4730 2019-03-14 Richard Biener <rguenther@suse.de>
4732 * gimple-pretty-print.c: Include cfgloop.h.
4733 (dump_gimple_phi): Adjust.
4734 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4735 (pp_cfg_jump): Adjust.
4736 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4737 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4738 (lower_phi_internal_fn): Remove.
4739 (verify_gimple_call): Remove IFN_PHI special-casing.
4740 (dump_function_to_file): Dump IL state.
4741 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4742 done to deal with PHI nodes being present in non-SSA state.
4744 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4747 * multiple_target.c (create_dispatcher_calls): Change
4748 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4749 In the node->iterate_referring loop, push *ref rather than ref, call
4750 ref->remove_reference () and always pass 0 to iterate_referring.
4752 PR rtl-optimization/89679
4753 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4754 would contain a paradoxical SUBREG.
4756 2019-03-14 Richard Biener <rguenther@suse.de>
4758 PR tree-optimization/89710
4759 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4762 2019-03-14 Martin Liska <mliska@suse.cz>
4764 * coverage.c (coverage_begin_function): Stream also
4766 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4767 documentation about function declaration location.
4768 * gcov-dump.c (tag_function): Print whole range
4769 of function declaration.
4770 * gcov.c (struct function_info): Add end_column field.
4771 (function_info::function_info): Initialize it.
4772 (output_json_intermediate_file): Output {start,end}_column
4774 (read_graph_file): Read end_column.
4776 2019-03-14 Richard Biener <rguenther@suse.de>
4779 * fold-const.c (operand_equal_p): For INDIRECT_REF check
4780 that the access types are similar.
4782 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4784 PR tree-optimization/89703
4785 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
4786 aren't compatible also with builtin_decl_explicit. Check pure
4787 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
4788 and BUILT_IN_STPNCPY{,_CHK}.
4790 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
4793 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
4794 addr32 prefix to VSIB address for X32.
4795 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
4797 (*avx512pf_gatherpf<mode>df_mask): Likewise.
4798 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
4799 (*avx512pf_scatterpf<mode>df_mask): Likewise.
4800 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
4801 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
4802 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
4803 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
4804 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
4805 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
4806 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
4807 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
4808 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
4809 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
4810 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
4811 (*avx512f_scatterdi<mode>): Likewise.
4813 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
4816 * lra-constraints.c (inherit_in_ebb): Update
4817 potential_reload_hard_regs along with live_hard_regs.
4819 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4822 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
4824 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
4826 2019-03-13 Martin Sebor <msebor@redhat.com>
4828 PR tree-optimization/89662
4829 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
4832 2019-03-13 Richard Biener <rguenther@suse.de>
4835 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
4836 throw FP expressions at tree-affine.
4838 2019-03-14 Richard Biener <rguenther@suse.de>
4840 * tree-pretty-print.c (dump_generic_node): For -gimple properly
4841 dump negative integer constants using _Literal (type) -num.
4843 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4845 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
4846 nonlocal_value member.
4849 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
4850 (ipa_simd_modify_function_body): Handle PHIs.
4852 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4854 * config/s390/s390.c (s390_option_override_internal): Use more
4855 aggressive inlining parameters.
4857 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4859 * config/s390/3906.md: New file.
4860 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4861 (LONGRUNNING_THRESHOLD): Remove.
4862 (MAX_SCHED_MIX_SCORE): Decrease.
4863 (MAX_SCHED_MIX_DISTANCE): Decrease.
4864 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
4865 (struct s390_sched_state): New struct to hold scheduling state.
4866 (S390_SCHED_STATE_NORMAL): Remove.
4867 (S390_SCHED_STATE_CRACKED): Remove.
4868 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
4869 (s390_get_sched_attrmask): Use new attribute.
4870 (s390_get_unit_mask): Use new units.
4871 (s390_is_fpd): New function.
4872 (s390_is_fxd): New function.
4873 (s390_is_longrunning): New function.
4874 (s390_sched_score): Use new functions.
4875 (s390_sched_reorder): Likewise.
4876 (s390_sched_variable_issue): Rework and use new functions.
4877 (s390_sched_init): Use new functions.
4878 * config/s390/s390.h (s390_tune_attr): Add z14.
4879 * config/s390/s390.md: Add z14.
4881 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4883 * config/s390/2964.md: Update pipeline description.
4884 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4885 (LONGRUNNING_THRESHOLD): Remove.
4886 (LATENCY_FACTOR): Remove.
4887 (s390_get_unit_mask): Add unit.
4888 (s390_sched_score): Use fxd/fpd.
4889 (s390_sched_variable_issue): Use fxd/fpd.
4891 2019-03-12 Martin Liska <mliska@suse.cz>
4893 * config/i386/i386.c: Reword an error message.
4895 2019-03-12 Martin Jambor <mjambor@suse.cz>
4897 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
4898 terminate with newline.
4900 2019-03-12 Jakub Jelinek <jakub@redhat.com>
4903 * config/s390/s390.md (tabort): Use %wd instead of
4904 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
4905 letters and periods.
4906 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
4907 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
4911 * builtins.c (expand_builtin_int_roundingfn,
4912 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
4913 gcc_unreachable if validate_arglist fails.
4915 2019-03-12 Richard Biener <rguenther@suse.de>
4917 PR tree-optimization/89664
4918 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
4919 free the occurance tree after the early out.
4921 2019-03-11 Jakub Jelinek <jakub@redhat.com>
4925 * vr-values.c (vr_values::update_value_range): If
4926 old_vr->varying_p (), don't update it, make new_vr also VARYING
4929 2019-03-11 Martin Liska <mliska@suse.cz>
4931 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4932 Fix double string quoting.
4934 2019-03-11 Martin Liska <mliska@suse.cz>
4936 * collect-utils.c (collect_wait): Wrap apostrophes
4937 in gcc internal format with %'.
4938 * collect2.c (main): Likewise.
4939 (scan_prog_file): Likewise.
4940 (scan_libraries): Likewise.
4941 * config/i386/i386.c (ix86_expand_call): Likewise.
4942 (ix86_handle_interrupt_attribute): Likewise.
4943 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
4944 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
4945 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
4946 * lto-wrapper.c (find_crtoffloadtable): Likewise.
4947 * symtab.c (symtab_node::verify_base): Likewise.
4948 * tree-cfg.c (verify_gimple_label): Likewise.
4949 * tree.c (verify_type_variant): Likewise.
4951 2019-03-11 Martin Liska <mliska@suse.cz>
4953 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
4954 in a string format message and fix GNU coding style.
4955 (expand_builtin_set_thread_pointer): Likewise.
4956 * common/config/aarch64/aarch64-common.c
4957 (aarch64_rewrite_selected_cpu): Likewise.
4958 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
4959 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
4960 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
4961 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
4962 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
4963 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
4964 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
4965 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
4966 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
4967 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
4969 * common/config/riscv/riscv-common.c
4970 (riscv_subset_list::parsing_subset_version): Likewise.
4971 (riscv_subset_list::parse_std_ext): Likewise.
4972 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
4973 (riscv_subset_list::parse): Likewise.
4974 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
4975 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
4976 (aarch64_override_options_internal): Likewise.
4977 (aarch64_validate_mcpu): Likewise.
4978 (aarch64_validate_march): Likewise.
4979 (aarch64_validate_mtune): Likewise.
4980 (aarch64_override_options): Likewise.
4981 * config/alpha/alpha.c (alpha_option_override): Likewise.
4982 * config/arc/arc.c (arc_init): Likewise.
4983 (parse_mrgf_banked_regs_option): Likewise.
4984 (arc_override_options): Likewise.
4985 (arc_expand_builtin_aligned): Likewise.
4986 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
4987 (arm_expand_builtin): Likewise.
4988 * config/arm/arm.c (arm_option_check_internal): Likewise.
4989 (arm_configure_build_target): Likewise.
4990 (arm_option_override): Likewise.
4991 (arm_options_perform_arch_sanity_checks): Likewise.
4992 (arm_handle_cmse_nonsecure_entry): Likewise.
4993 (arm_handle_cmse_nonsecure_call): Likewise.
4994 (arm_tls_referenced_p): Likewise.
4995 (thumb1_expand_prologue): Likewise.
4996 * config/avr/avr.c (avr_option_override): Likewise.
4997 * config/bfin/bfin.c (bfin_option_override): Likewise.
4998 * config/c6x/c6x.c (c6x_option_override): Likewise.
4999 * config/cr16/cr16.c (cr16_override_options): Likewise.
5000 * config/cris/cris.c (cris_option_override): Likewise.
5001 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5002 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5003 * config/darwin.c (darwin_override_options): Likewise.
5004 * config/frv/frv.c (frv_expand_builtin): Likewise.
5005 * config/h8300/h8300.c (h8300_option_override): Likewise.
5006 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5007 (ix86_option_override_internal): Likewise.
5008 (warn_once_call_ms2sysv_xlogues): Likewise.
5009 (ix86_expand_prologue): Likewise.
5010 (split_stack_prologue_scratch_regno): Likewise.
5011 (ix86_warn_parameter_passing_abi): Likewise.
5012 * config/ia64/ia64.c (fix_range): Likewise.
5013 * config/m68k/m68k.c (m68k_option_override): Likewise.
5014 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5015 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5016 (mips_set_compression_mode): Likewise.
5017 * config/mmix/mmix.c (mmix_option_override): Likewise.
5018 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5019 * config/msp430/msp430.c (msp430_option_override): Likewise.
5020 * config/nds32/nds32.c (nds32_option_override): Likewise.
5021 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5022 (nios2_option_override): Likewise.
5023 (nios2_expand_custom_builtin): Likewise.
5024 * config/nvptx/mkoffload.c (main): Likewise.
5025 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5026 * config/pa/pa.c (fix_range): Likewise.
5027 (pa_option_override): Likewise.
5028 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5029 (riscv_option_override): Likewise.
5030 * config/rl78/rl78.c (rl78_option_override): Likewise.
5031 * config/rs6000/aix61.h: Likewise.
5032 * config/rs6000/aix71.h: Likewise.
5033 * config/rs6000/aix72.h: Likewise.
5034 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5035 * config/rs6000/freebsd64.h: Likewise.
5036 * config/rs6000/linux64.h: Likewise.
5037 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5038 (rs6000_expand_zeroop_builtin): Likewise.
5039 (rs6000_expand_mtfsb_builtin): Likewise.
5040 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5041 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5042 (rs6000_invalid_builtin): Likewise.
5043 (rs6000_expand_split_stack_prologue): Likewise.
5044 * config/rs6000/rtems.h: Likewise.
5045 * config/rx/rx.c (valid_psw_flag): Likewise.
5046 (rx_expand_builtin): Likewise.
5047 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5048 * config/s390/s390.c (s390_expand_builtin): Likewise.
5049 (s390_function_profiler): Likewise.
5050 (s390_option_override_internal): Likewise.
5051 (s390_option_override): Likewise.
5052 * config/sh/sh.c (sh_option_override): Likewise.
5053 (sh_builtin_saveregs): Likewise.
5054 (sh_fix_range): Likewise.
5055 * config/sh/vxworks.h: Likewise.
5056 * config/sparc/sparc.c (sparc_option_override): Likewise.
5057 * config/spu/spu.c (spu_option_override): Likewise.
5058 (fix_range): Likewise.
5059 * config/visium/visium.c (visium_option_override): Likewise.
5060 (visium_handle_interrupt_attr): Likewise.
5061 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5062 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5063 (dbg_cnt_process_opt): Likewise.
5064 * dwarf2out.c (output_dwarf_version): Likewise.
5065 * except.c (expand_eh_return): Likewise.
5066 * gcc.c (defined): Likewise.
5067 (driver_handle_option): Likewise.
5068 (process_command): Likewise.
5069 (compare_files): Likewise.
5070 (driver::prepare_infiles): Likewise.
5071 (driver::do_spec_on_infiles): Likewise.
5072 (driver::maybe_run_linker): Likewise.
5073 * omp-offload.c (oacc_parse_default_dims): Likewise.
5074 * opts-global.c (handle_common_deferred_options): Likewise.
5075 * opts.c (parse_sanitizer_options): Likewise.
5076 (common_handle_option): Likewise.
5077 (enable_warning_as_error): Likewise.
5078 * passes.c (enable_disable_pass): Likewise.
5079 * plugin.c (parse_plugin_arg_opt): Likewise.
5080 (default_plugin_dir_name): Likewise.
5081 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5082 (default_pch_valid_p): Likewise.
5083 * toplev.c (init_asm_output): Likewise.
5084 (process_options): Likewise.
5085 (toplev::run_self_tests): Likewise.
5086 * tree-cfg.c (verify_gimple_call): Likewise.
5087 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5088 (tree_inlinable_function_p): Likewise.
5089 * var-tracking.c (vt_find_locations): Likewise.
5091 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5093 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5094 only on the else branch.
5096 2019-03-11 Martin Liska <mliska@suse.cz>
5098 * gcov.c (output_intermediate_json_line): Print function
5100 (output_json_intermediate_file): Add new argument.
5101 * doc/gcov.texi: Document the change.
5103 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5105 PR rtl-optimization/89588
5106 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5107 explicit unrolling factor more robust.
5109 2019-03-11 Richard Biener <rguenther@suse.de>
5111 PR tree-optimization/89649
5112 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5113 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5114 on the prolog and epilog loops.
5115 (vect_loop_versioning): Return copy of loop.
5116 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5117 on the non-vectorized version of the loop.
5119 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5122 * config/i386/sse.md (*vec_extractv2di_0_sse):
5123 Add (=r,x) alternative and corresponding splitter.
5125 2019-03-10 Martin Jambor <mjambor@suse.cz>
5127 PR tree-optimization/85762
5128 PR tree-optimization/87008
5129 PR tree-optimization/85459
5130 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5131 it points to if there is a type changing MEM_REF. Adjust all callers.
5132 (build_accesses_from_assign): Disable total scalarization if
5133 contains_vce_or_bfcref_p returns true through the new parameter, for
5136 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5139 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5140 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5143 * common.opt (fdiagnostics-show-labels,
5144 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5145 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5146 gas-locview-support, ginline-points, ginternal-reset-location-views):
5147 Terminate description text with a dot.
5148 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5149 * config/mcore/mcore.opt (m210, m340): Likewise.
5150 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5151 mnops=): Start description text with a capital letter.
5152 * config/arc/arc.opt (msize-level=): Likewise.
5153 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5154 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5156 * config/ft32/ft32.opt (msim): Likewise.
5157 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5158 (mnodiv, mnopm): Terminate description text with a dot.
5159 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5161 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5163 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5166 PR rtl-optimization/89634
5167 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5168 are modified in BB_END (e->src) instruction.
5170 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5173 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5174 messages more amenable to translation, and improve wording.
5176 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5178 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5179 ud- and du-chains between phases.
5181 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5184 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5185 instead of POLY_INT_CST.
5187 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5189 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5192 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5197 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5198 (_mm_storeu_si64): Ditto.
5200 2019-03-08 Martin Liska <mliska@suse.cz>
5203 * config/i386/i386.c (ix86_option_override_internal): Disable
5204 jump tables when retpolines are used.
5206 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5209 * ipa-split.c (execute_split_functions): Do not split
5210 'noinline' or 'section' function.
5212 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5215 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5216 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5217 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5220 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5221 from diagnostics. Formatting fixes.
5224 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5225 warn_odr diagnostics.
5228 * lra-constraints.c (process_alt_operands): Avoid one space before
5229 " at the end of line and another after " on another line in a string
5231 * attribs.c (handle_dll_attribute): Likewise.
5232 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5234 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5235 warning_at or inform messages in G_() if there is no ?:.
5237 PR tree-optimization/89550
5238 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5239 returned true. Formatting fixes.
5240 (expand_builtin_strnlen): Formatting fixes.
5241 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5242 if warning_at returned true.
5243 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5245 2019-03-08 Richard Biener <rguenther@suse.de>
5248 * cfgloop.h (struct loop): Add owned_clique field.
5249 * cfgloopmanip.c (copy_loop_info): Copy it.
5250 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5252 * tree-inline.c (copy_loops): Remap owned_clique.
5253 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5254 * lto-streamer-out.c (output_cfg): Likewise.
5256 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5259 * config/darwin.c: Include intl.h.
5260 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5261 composing the message out of two separate parts.
5263 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5266 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5267 doesn't start with a capital letter and doesn't end with a dot.
5268 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5269 with a capital letter.
5270 (ix86_mangle_function_version_assembler_name): Likewise.
5271 (ix86_generate_version_dispatcher_body): Likewise.
5272 (fold_builtin_cpu): Likewise.
5273 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5274 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5275 translators, wrap full type name in %qs.
5277 PR translation/79999
5278 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5279 depend clause with source (or sink) modifier.
5280 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5283 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5284 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5285 (avx512f_load<mode>_mask): New define_expand.
5286 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5287 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5288 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5289 __builtin_ia32_movess_mask): New builtins.
5290 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5291 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5292 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5293 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5295 2019-03-07 Martin Jambor <mjambor@suse.cz>
5298 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5299 for extern inline functions.
5301 2019-03-07 Martin Jambor <mjambor@suse.cz>
5304 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5305 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5306 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5307 have multiple callees. At the end check if declarations match as
5308 opposed to cgraph_nodes.
5310 2019-03-07 Martin Liska <mliska@suse.cz>
5312 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5313 which is equivalent to searching for this in clones chain.
5314 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5315 names with a neighbour and special case first node in a chain.
5317 2019-01-25 Jason Merrill <jason@redhat.com>
5319 PR c++/80916 - spurious "static but not defined" warning.
5320 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5321 for an internal symbol with DECL_EXTERNAL.
5323 2019-04-07 Richard Biener <rguenther@suse.de>
5326 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5327 * tree-inline.c (copy_loops): Simplify.
5329 2019-03-07 Martin Liska <mliska@suse.cz>
5331 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5333 2019-03-07 Richard Biener <rguenther@suse.de>
5335 PR tree-optimization/89595
5336 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5337 stmt iterator as reference, take boolean output parameter to
5338 indicate whether the stmt was removed and thus the iterator
5340 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5341 stmts created by folding.
5343 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5346 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5349 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5351 PR rtl-optimization/88845
5352 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5354 * lra.c (remove_scratches_1): New function.
5355 (remove_scratches): Use it.
5356 (lra_emit_move): Likewise.
5358 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5360 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5361 unaligned_access variable.
5362 * config/arc/arc.c (arc_override_options): Set unaligned access
5363 default on for HS CPUs.
5364 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5366 2019-03-06 Martin Liska <mliska@suse.cz>
5368 PR gcov-profile/89577
5369 * doc/gcov.texi: Prefer to use --coverage.
5370 * doc/sourcebuild.texi: Likewise.
5372 2019-03-02 Jason Merrill <jason@redhat.com>
5374 PR c++/86485 - -Wmaybe-unused with empty class ?:
5375 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5377 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5380 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5384 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5385 exactly one argument.
5387 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5388 Richard Sandiford <richard.sandiford@arm.com>
5390 PR tree-optimization/89570
5391 * match.pd (vec_cond into cond_op simplification): Don't use
5392 get_conditional_internal_fn, use as_internal_fn (cond_op).
5394 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5397 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5398 to decide when to split off a non-zero offset from a symbol.
5399 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5400 in function symbols.
5402 2019-03-05 Richard Biener <rguenther@suse.de>
5404 PR tree-optimization/89594
5405 * tree-if-conv.c (pass_if_conversion::execute): Handle
5406 case where .LOOP_VECTORIZED_FUNCTION was removed.
5408 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5411 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5412 instead alloca it only when needed with the needed size.
5414 PR tree-optimization/89570
5415 * match.pd (vec_cond into cond_op simplification): Guard with
5416 vectorized_internal_fn_supported_p test and #if GIMPLE.
5418 PR tree-optimization/89566
5419 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5420 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5421 Punt if get_user_idx_format succeeds, but idx_format argument is
5422 not provided or doesn't have pointer type, or if idx_args is above
5423 number of provided arguments.
5425 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5427 PR tree-optimization/89437
5428 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5430 2019-03-04 Richard Biener <rguenther@suse.de>
5433 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5436 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5438 PR tree-optimization/89487
5439 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5440 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5441 (distribute_loop): Don't do runtime alias check if there is non-
5442 addressable data reference.
5443 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5444 is a register variable.
5446 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5449 * config/arm/arm.md (cmpsi2_addneg): Use
5450 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5451 If operands[2] is 0 or INT_MIN, force use of subs.
5452 (*compare_scc splitter): Use gen_int_mode.
5453 (*negscc): Likewise.
5454 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5456 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5457 Monk Chiang <sh.chiang04@gmail.com>
5459 * common/config/riscv/riscv-common.c: Include sstream.
5460 (riscv_subset_list::to_string): New.
5461 (riscv_arch_str): Likewise.
5462 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5464 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5465 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5466 (riscv_emit_attribute): New.
5467 (riscv_file_start): Emit attribute if needed.
5468 (riscv_option_override): Init riscv_emit_attribute_p.
5469 * config/riscv/riscv.opt (mriscv-attribute): New option.
5470 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5472 * doc/install.texi: Document --with-riscv-attribute.
5473 * doc/invoke.texi: Document -mriscv-attribute.
5475 * common/config/riscv/riscv-common.c:
5476 Include config/riscv/riscv-protos.h.
5477 (INCLUDE_STRING): Defined.
5478 (RISCV_DONT_CARE_VERSION): Defined.
5479 (riscv_subset_t): Declare.
5480 (riscv_subset_t::riscv_subset_t): New.
5481 (riscv_subset_list): Declare.
5482 (riscv_subset_list::riscv_subset_list): New.
5483 (riscv_subset_list::~riscv_subset_list): Likewise.
5484 (riscv_subset_list::parsing_subset_version): Likewise.
5485 (riscv_subset_list::parse_std_ext): Likewise.
5486 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5487 (riscv_subset_list::add): Likewise.
5488 (riscv_subset_list::lookup): Likewise.
5489 (riscv_subset_list::xlen): Likewise.
5490 (riscv_subset_list::parse): Likewise.
5491 (riscv_supported_std_ext): Likewise.
5492 (current_subset_list): Likewise.
5493 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5496 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5498 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5499 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5500 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5502 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5504 PR rtl-optimization/85899
5505 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5506 fallthru edges leading to the exit block.
5508 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5511 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5512 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5514 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5516 PR tree-optimization/89535
5517 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5518 for each operand. Calculate the fallback choice for mask operands
5519 and pass it to vect_get_vec_def_for_operand.
5521 2019-03-01 Richard Biener <rguenther@suse.de>
5524 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5525 get virtual operands.
5526 (get_expr_operands): Handle CONST_DECL like other decls.
5528 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5531 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5532 on DECL_P and EXPR_P.
5534 2019-03-01 Richard Biener <rguenther@suse.de>
5537 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5538 argument, defaulted to zero.
5539 * passes.c (execute_function_todo): Pass down SSA update flags
5540 to cleanup_tree_cfg.
5541 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5542 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5544 (cleanup_tree_cfg): Get and pass down SSA update flags.
5546 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5549 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5550 early_lto_debug argument.
5552 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5554 PR tree-optimization/89536
5555 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5556 only whether bit #0 of the value is 0 instead of the entire value.
5558 2019-02-28 Marek Polacek <polacek@redhat.com>
5560 PR c++/87068 - missing diagnostic with fallthrough statement.
5561 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5562 at the end of a seq, save its location to walk_stmt_info.
5563 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5566 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5569 * tree.c (find_atomic_core_type): Move ahead in file.
5570 (check_base_type): Correctly compare alignments of atomic types.
5572 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5575 * config/i386/i386.c (get_builtin_code_for_version): Identify
5576 Westmere from PCLMUL, instead of AES.
5578 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5581 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5582 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5585 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5588 * config/aarch64/aarch64-option-extensions.def: Document it.
5589 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5592 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5595 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5596 builtins if they don't have a single scalar floating point argument.
5599 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5601 PR rtl-optimization/89490
5602 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5603 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5604 block section is not mergeable.
5606 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5609 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5610 old define_insn to ...
5611 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5612 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5613 Rename old define_insn to ...
5614 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5615 (thumb2_casesi_internal_pic): New define_expand. Rename old
5617 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5618 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5619 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5621 2019-02-27 Richard Biener <rguenther@suse.de>
5624 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5626 2019-02-27 Richard Biener <rguenther@suse.de>
5628 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5631 2019-02-27 Richard Biener <rguenther@suse.de>
5634 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5635 parameter, prefix section name with .gnu.debuglto_ if true.
5636 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5637 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5639 2019-02-27 Richard Biener <rguenther@suse.de>
5642 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5643 rather than on use_debug_types, doing what output_die does.
5644 (value_format): Likewise.
5646 2019-02-27 Martin Jambor <mjambor@suse.cz>
5647 Martin Sebor <msebor@redhat.com>
5649 * doc/invoke.texi (Warning Options): Reword description of
5650 -Wno-absolute-value.
5652 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5654 PR tree-optimization/89280
5655 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5656 builtin_setjmp_setup_bb): New functions.
5657 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5658 When visiting __builtin_setjmp_setup block, queue in special
5659 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5660 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5661 from visited after the loop if they don't have any visited successor
5664 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5666 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5668 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5670 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5673 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5674 with types other than sizetype/ssizetype.
5676 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5678 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5679 (enum sparc_processor_type): ...this.
5680 (enum sparc_code_model_type): New enumeration type.
5681 (enum sparc_memory_model_type): Tweak comments.
5682 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5684 (mcmodel): Use sparc_code_model enumeration and variable.
5685 (sparc_code_model): New enumeration.
5686 (mdebug): Add Undocumented marker.
5687 * config/sparc/sparc.h (enum cmodel): Delete.
5688 (sparc_cmodel): Likewise.
5689 (TARGET_CM_MEDLOW): Adjust to above renaming.
5690 (TARGET_CM_MEDMID): Likewise.
5691 (TARGET_CM_MEDANY): Likewise.
5692 (TARGET_CM_EMBMEDANY): Likewise.
5693 * config/sparc/sparc.c (sparc_cmodel): Delete.
5694 (sparc_option_override): Remove string/value mapping support for the
5695 code model. Move code and memory model support to after the handling
5696 of target flags. Do private machine setup last.
5697 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5698 (sparc_legitimize_reload_address): Likewise.
5699 (sparc_output_mi_thunk): Likewise.
5700 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5702 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5704 PR tree-optimization/89500
5705 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5706 (handle_builtin_strlen): Remove noncst_bound variable. Always
5707 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5708 cst if the first cst bytes starting at x are known to be non-zero,
5709 even if the string is not zero terminated. Don't try to modify
5710 *si for strnlen. Update strlen_to_stridx only for strlen or if
5711 we can prove strnlen returns the same value as strlen would.
5713 2019-02-26 Martin Liska <mliska@suse.cz>
5715 * alloc-pool.h (struct pool_usage): Remove extra
5717 * bitmap.h (struct bitmap_usage): Likewise.
5718 * ggc-common.c (struct ggc_usage): Likewise.
5719 * mem-stats.h (struct mem_usage): Likewise.
5720 (mem_alloc_description::dump): Print dash lines
5721 here and repeat header at the end of a table report.
5722 It's then more readable.
5723 * tree-phinodes.c (phinodes_print_statistics): Make
5724 horizontal alignment.
5725 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5726 * vec.c (struct vec_usage): Remove extra print_dash_line.
5727 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5729 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5731 * doc/extend.texi (__builtin_object_size):
5732 Use @pxref instead of @xref inside parenthesis.
5733 (__builtin_has_attribute): Add missing comma after @xref.
5734 (__builtin_object_size): Ditto.
5735 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5736 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5739 2019-02-26 Jeff Law <law@redhat.com>
5741 PR rtl-optimization/87761
5742 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5743 detect obviously dead insns and delete them.
5745 2019-02-26 Richard Biener <rguenther@suse.de>
5747 PR tree-optimization/89505
5748 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5749 to handle restrict pointed-to vars with multiple subvars
5752 2019-02-26 Richard Biener <rguenther@suse.de>
5754 PR tree-optimization/89489
5755 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5757 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5759 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5760 and move around comment.
5761 <BIT_AND_EXPR>: Likewise.
5762 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5764 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5767 * config/i386/i386.c (remove_partial_avx_dependency): Call
5768 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5769 after changing possibly many instructions to use that pseudo. Fix up
5770 insertion of v4sf_const0 setter at the start of bb.
5772 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5775 * doc/extend.texi (Variadic Pointer Args): New section.
5777 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5778 Martin Sebor <msebor@gmail.com>
5780 * common.opt (Wattribute-alias): Likewise.
5781 * doc/invoke.texi (Option Summary): List general form of
5782 -Wattribute-alias=. List positive form of -Wmissing-attributes.
5783 (-Wmissing-attributes): Invert entry, rewrite and correct default.
5784 Add cross-references.
5785 (-Wattribute-alias): Rewrite and correct default. Mention
5786 considered attributes (same as for -Wmissing-attributes).
5788 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
5790 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
5791 (_mm_cvtpd_ps): Likewise.
5792 (_mm_cvttpd_epi32): Likewise.
5795 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
5796 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
5799 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
5801 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5804 * common/config/aarch64/aarch64-common.c
5805 (struct aarch64_option_extension): Add is_synthetic.
5806 (all_extensions): Use it.
5807 (TARGET_OPTION_INIT_STRUCT): Define hook.
5808 (struct gcc_targetm_common): Moved to end.
5809 (all_extensions_by_on): New.
5810 (opt_ext_cmp, typedef opt_ext): New.
5811 (aarch64_option_init_struct): New.
5812 (aarch64_contains_opt): New.
5813 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
5814 * config/aarch64/aarch64-option-extensions.def
5815 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
5816 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
5817 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
5818 Set is_synthetic to false.
5819 (crypto): Set is_synthetic to true.
5820 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
5823 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5825 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5826 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
5827 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5828 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
5829 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
5830 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
5831 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
5832 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
5834 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
5835 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5836 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
5837 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
5838 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
5839 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
5840 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
5841 vfmlsl_laneq_high_f16): ... To this.
5842 * config/arm/neon.md: Update comments.
5844 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5846 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5847 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
5848 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5849 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
5850 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
5851 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
5852 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
5853 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
5855 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
5856 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5857 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
5858 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
5859 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
5860 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
5861 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
5862 vfmlslq_laneq_high_f16): ... To this.
5864 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
5866 PR rtl-optimization/86096
5867 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
5868 comparing mw_order values.
5870 2019-02-25 Jakub Jelinek <jakub@redhat.com>
5873 * config/arm/arm.md (*subsi3_carryin_const): Use
5874 arm_neg_immediate_operand predicate instead of
5875 arm_not_immediate_operand, "L" constraint instead of "K" and
5876 print it using %n2 instead of %B2.
5877 (*subsi3_carryin_const0): New define_insn.
5878 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
5879 instead of arm_not_operand and "I" constraint instead of "K" and
5880 print it using %n3 instead of %B2. Instead of using match_dup 2 add
5881 another match_operand and in the condition check that it is negation
5883 (*subsi3_carryin_compare_const0): New define_ins.
5884 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
5885 *subsi3_carryin_const.
5886 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
5887 split into *subsi3_carryin_compare_const0 if the highpart is zero.
5890 * config/arm.vfp.md (*negdf2_vfp): Use
5891 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
5892 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
5894 2019-02-24 Jakub Jelinek <jakub@redhat.com>
5896 PR rtl-optimization/89445
5897 * simplify-rtx.c (simplify_ternary_operation): Don't use
5898 simplify_merge_mask on operands that may trap.
5899 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
5900 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
5901 second operand is CONST_VECTOR, check if any element could be zero.
5902 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
5903 their operands can trap.
5905 2019-02-23 Martin Sebor <msebor@redhat.com>
5907 * gimple-ssa-sprintf.c (target_strtol): Rename...
5908 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
5909 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
5910 check for range error.
5912 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
5915 * opts-common.c (prune_options): Also prune joined switches
5916 with Negative and RejectNegative.
5917 * config/i386/i386.opt (march=): Add Negative(march=).
5918 (mtune=): Add Negative(mtune=).
5919 * doc/options.texi: Document Negative used together with Joined
5922 2019-02-22 Martin Sebor <msebor@redhat.com>
5924 * doc/extend.texi (Other Builtins): Add
5925 __builtin_is_constant_evaluated.
5927 2019-02-22 Richard Biener <rguenther@suse.de>
5929 PR tree-optimization/87609
5930 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
5932 2019-02-22 Jeff Law <law@redhat.com>
5934 PR rtl-optimization/87761
5935 * config/mips/mips.md: Add new combiner pattern to recognize
5936 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
5938 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
5941 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
5942 destination register in peepholes generating patterns for ADDS/SUBS.
5943 (add<mode>3_compare0,
5944 *addsi3_compare0_uxtw, add<mode>3_compareC,
5945 add<mode>3_compareV_imm, add<mode>3_compareV,
5946 *adds_<optab><ALLX:mode>_<GPI:mode>,
5947 *subs_<optab><ALLX:mode>_<GPI:mode>,
5948 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
5949 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
5950 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
5951 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
5952 sub<mode>3_compare1): Allow stack pointer for source register.
5953 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
5955 2019-02-22 Martin Sebor <msebor@redhat.com>
5957 PR tree-optimization/88993
5958 PR tree-optimization/88853
5959 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
5961 (sprintf_dom_walker::call_info::is_string_func): New helper.
5962 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
5963 for formatted string functions.
5964 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
5966 2019-02-22 Martin Sebor <msebor@redhat.com>
5969 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
5970 unreachable subexpressions.
5972 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
5973 Hongtao Liu <hongtao.liu@intel.com>
5974 Sunil K Pandey <sunil.k.pandey@intel.com>
5977 * config/i386/i386-passes.def: Add
5978 pass_remove_partial_avx_dependency.
5979 * config/i386/i386-protos.h
5980 (make_pass_remove_partial_avx_dependency): New.
5981 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
5983 (pass_data_remove_partial_avx_dependency): New.
5984 (pass_remove_partial_avx_dependency): Likewise.
5985 (make_pass_remove_partial_avx_dependency): Likewise.
5986 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
5987 (*extendsfdf2): Add avx_partial_xmm_update.
5988 (truncdfsf2): Likewise.
5989 (*float<SWI48:mode><MODEF:mode>2): Likewise.
5990 (SF/DF conversion splitters): Disabled for TARGET_AVX.
5992 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
5995 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
5998 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6001 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6002 (PTA_SKYLAKE): Add PTA_AES.
6003 (PTA_GOLDMONT): Likewise.
6005 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6007 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6008 instruction if enabled.
6009 (aarch64_override_options): Remove reference to return address key.
6011 2019-02-22 Richard Biener <rguenther@suse.de>
6013 PR tree-optimization/89440
6014 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6015 not necessary assert.
6017 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6020 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6021 (oacc_replace_fn_attrib_attr): ... this new function.
6022 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6023 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6025 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6027 * config/arm/arm-cpus.in (ares): Rename to...
6028 (neoverse-n1): ... This. Add ares as alias.
6029 * config/arm/arm-tables.opt: Regenerate.
6030 * config/arm/arm-tune.md: Likewise.
6031 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6033 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6035 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6036 * config/aarch64/aarch64-tune.md: Regenerate.
6037 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6039 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6041 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6042 (neoversen1_tunings): ... This.
6043 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6044 (neoverse-n1): New CPU.
6045 * config/aarch64/aarch64-tune.md: Regenerate.
6046 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6048 2019-02-22 Richard Biener <rguenther@suse.de>
6051 * cfghooks.h (dependence_hash): New typedef.
6052 (struct copy_bb_data): New type.
6053 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6054 (duplicate_block): Likewise.
6055 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6056 (copy_bbs): Create and pass down copy_bb_data.
6057 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6058 (rtl_duplicate_bb): Likewise.
6059 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6060 remap dependence info.
6062 2019-02-22 Richard Biener <rguenther@suse.de>
6064 PR tree-optimization/87609
6065 * tree-core.h (tree_base): Document special clique values.
6066 * tree-inline.c (remap_dependence_clique): Do not use the
6067 special clique value of one.
6068 (maybe_set_dependence_info): Use clique one.
6069 (clear_dependence_clique): New callback.
6070 (compute_dependence_clique): Clear clique one from all refs
6071 before assigning it (again).
6073 2019-02-21 Martin Sebor <msebor@redhat.com>
6075 * doc/extend.texi (__clear_cache): Correct signature.
6077 2019-02-21 Ian Lance Taylor <iant@golang.org>
6080 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6081 than output_constant_def.
6082 (add_constant_to_table): New static function.
6083 (output_constant_def): Call add_constant_to_table.
6084 (tree_output_constant_def): Likewise.
6086 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6089 * builtins.c (fold_builtin_arith_overflow): If first two args are
6090 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6093 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6096 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6097 error for -mindirect-branch/-mfunction-return with incompatible
6100 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6103 * constraints.md (q): Remove.
6104 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6107 2019-02-21 Martin Jambor <mjambor@suse.cz>
6110 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6111 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6112 (omp_adjust_for_condition): ...here. Added necessary parameters.
6113 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6114 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6115 proper values to new parameters of omp_adjust_for_condition.
6117 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6120 * expr.c (expand_assignment): If result is a MEM, use change_address
6121 instead of simplify_gen_subreg.
6123 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6124 David Malcolm <dmalcolm@redhat.com>
6127 * fold-const.c (decode_field_reference): Return NULL_TREE if
6128 lang_hooks.types.type_for_size returns NULL. Check it before
6129 overwriting *exp_. Use return NULL_TREE instead of return 0.
6131 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6135 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6138 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6141 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6142 TARGET_SSE in addition to TARGET_SSE_MATH.
6144 (ix86_excess_precision): Ditto.
6145 (ix86_float_exceptions_rounding_supported_p): Ditto.
6146 (use_rsqrt_p): Ditto.
6147 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6149 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6152 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6153 linenum_arith_t when determining if two adjacent line spans are
6154 close enough to merge.
6155 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6156 lines within each line_span.
6158 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6161 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6162 paradoxical SUBREGS.
6164 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6167 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6168 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6169 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6172 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6174 * config/gcn/gcn.c (print_operand): Fix typo.
6176 2019-02-19 Richard Biener <rguenther@suse.de>
6179 * toplev.c (do_compile): Initialize mpfr's exponent range
6180 based on available float modes.
6182 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6184 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6185 as long as the epilogue isn't completed.
6187 2019-02-18 Martin Sebor <msebor@redhat.com>
6189 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6190 __has_cpp_attribute, and __has_include.
6192 2019-02-18 Martin Sebor <msebor@redhat.com>
6194 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6196 2019-02-18 Martin Sebor <msebor@redhat.com>
6199 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6201 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6203 2019-02-18 Richard Biener <rguenther@suse.de>
6205 PR tree-optimization/89296
6206 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6207 of no-warning flag to cases that might emit the bogus warning.
6209 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6212 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6214 * config/arm/vfp.md (*movdi_vfp): Likewise.
6215 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6216 "q" constraint for operands[0].
6219 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6220 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6221 pattern in a temporary buffer.
6222 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6223 than 64-operands[2].
6226 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6227 s390_indirect_branch_settings): Define unconditionally.
6228 (s390_set_current_function): Likewise, but guard the whole body except
6229 the s390_indirect_branch_settings call with
6230 #if S390_USE_TARGET_ATTRIBUTE.
6231 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6233 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6234 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6235 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6236 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6237 HOST_WIDE_INT_1U instead of 1ULL.
6238 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6239 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6240 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6241 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6243 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6246 2019-02-18 Martin Jambor <mjambor@suse.cz>
6248 PR tree-optimization/89209
6249 * tree-sra.c (create_access_replacement): New optional parameter
6250 reg_tree. Use it as a type if non-NULL and access type is not of
6252 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6253 to create_access_replacement.
6254 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6255 Check lacc is non-NULL before attempting to re-create it on the RHS.
6257 2019-02-18 Martin Liska <mliska@suse.cz>
6260 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6262 (symbol_table::free_edge): Recycle m_summary_id.
6263 * cgraph.h (get_summary_id): New.
6264 (symbol_table::release_symbol): Set m_summary_id to -1
6266 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6267 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6268 function_summary to fast_function_summary.
6269 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6270 * ipa-pure-const.c (class funct_state_summary_t):
6271 Switch from function_summary to fast_function_summary.
6272 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6273 (class ipa_ref_opt_summary_t): Switch from function_summary
6274 to fast_function_summary.
6275 * symbol-summary.h (class function_summary_base): New class
6276 that is created from base of former function_summary.
6277 (function_summary_base::unregister_hooks): New.
6278 (class function_summary): Inherit from function_summary_base.
6279 (class call_summary_base): New class
6280 that is created from base of former call_summary.
6281 (class call_summary): Inherit from call_summary_base.
6282 (struct is_same): New.
6283 (class fast_function_summary): New summary class.
6284 (class fast_call_summary): New summary class.
6285 * vec.h (vec_safe_grow_cleared): New function.
6287 2019-02-18 Martin Liska <mliska@suse.cz>
6289 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6290 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6291 * doc/tm.texi: Document new target hook.
6292 * doc/tm.texi.in: Likewise.
6293 * target.def: Add new target macro.
6294 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6297 2019-02-17 Alan Modra <amodra@gmail.com>
6300 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6301 output reg on add insn.
6302 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6304 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6307 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6308 (PMULHRSW): Likewise.
6309 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6311 (ssse3_pmulhrswv4hi3): New expander.
6313 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6315 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6316 MMX. Add isa attribute.
6318 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6320 PR rtl-optimization/66152
6321 * builtins.h (c_readstr): Declare.
6322 * builtins.c (c_readstr): Remove forward declaration. Add
6323 null_terminated_p argument, if false, read all bytes from the
6324 string instead of stopping after '\0'.
6325 * expr.c (string_cst_read_str): New function.
6326 (store_expr): Use string_cst_read_str instead of
6327 builtin_strncpy_read_str. Try to store by pieces the whole
6328 exp_len first, and only if that fails, split it up into
6329 store by pieces followed by clear_storage. Formatting fix.
6331 * config/i386/i386.md (*movqi_internal): Remove static from
6332 buf variable. Use output_asm_insn (buf, operands); return "";
6333 instead of return buf;.
6334 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6335 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6336 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6338 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6340 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6341 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6342 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6343 (CC1_SPEC): Likewise.
6344 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6346 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6348 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6349 the base address on 64-bit strict-alignment platforms.
6351 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6353 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6355 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6357 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6359 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6361 PR rtl-optimization/88308
6362 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6363 on copied instruction.
6365 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6367 * final.c (insn_current_reference_address): Replace test on JUMP_P
6368 with test on jump_to_label_p.
6369 * config/visium/visium-passes.def: New file.
6370 * config/visium/t-visium (PASSES_EXTRA): Define.
6371 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6372 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6373 (TRAMPOLINE_ALIGNMENT): Define.
6374 * config/visium/visium.c (visium_option_override): Do not register
6375 the machine-specific reorg pass here.
6376 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6378 (output_branch): Adjust threshold for long branch instruction.
6379 * config/visium/visium.md (cpu): Move around.
6380 (length): Adjust for the GR6.
6382 2019-02-15 Richard Biener <rguenther@suse.de>
6383 Jakub Jelinek <jakub@redhat.com>
6385 PR tree-optimization/89278
6386 * tree-loop-distribution.c: Include tree-eh.h.
6387 (generate_memset_builtin, generate_memcpy_builtin): Call
6388 rewrite_to_non_trapping_overflow on builtin->size before passing it
6389 to force_gimple_operand_gsi.
6391 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6394 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6396 * opth-gen.awk: Likewise.
6398 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6400 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6401 Enable MMX, SSE and SSE2 by default.
6402 * config/i386/i386.c (ix86_option_override_internal): Do not
6403 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6405 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6407 PR rtl-optimization/89354
6408 * combine.c (make_extraction): Punt if extraction_mode is narrower
6411 2019-02-14 Maya Rashish <coypu@sdf.org>
6413 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6414 * config/netbsd-d.c: New file.
6415 * config/t-netbsd: Add netbsd-d.o
6417 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6419 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6420 affects_type_identity to true for aarch64_vector_pcs.
6421 (aarch64_comp_type_attributes): New function.
6422 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6424 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6427 * config/arm/iterators.md (ANY64): Add V4HF.
6429 2019-02-14 Martin Liska <mliska@suse.cz>
6431 PR rtl-optimization/89242
6432 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6433 process a transformation.
6435 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6437 PR tree-optimization/89314
6438 * fold-const.c (fold_binary_loc): Cast strlen argument to
6439 const char * before dereferencing it. Formatting fixes.
6442 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6444 2019-02-13 Ian Lance Taylor <iant@golang.org>
6446 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6447 and set current index for other optimizations.
6449 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6451 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6452 nonimmediate_operand as operand 2 predicate.
6453 (vec_set<VF2_512_256:mode>_0): Ditto.
6454 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6455 (*vec_concatv2si): Remove alternative 2.
6456 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6457 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6458 (vec_concatv2di): Split alternatives 4,5,6 to ...
6459 (*vec_concatv2di_0) ... new pattern.
6461 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6464 * config/arm/arm.c (ldm_stm_operation_p) Set
6465 addr_reg_in_reglist correctly for first register.
6466 (load_multiple_sequence): Remove dead base check.
6467 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6469 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6472 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6473 Expose as @aarch64_pred_mov.
6474 * config/aarch64/aarch64.c (aarch64_classify_address):
6475 Use expand_insn which legitimizes operands.
6477 2019-02-13 Martin Liska <mliska@suse.cz>
6479 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6480 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6481 and pointer_offset fields.
6482 (initialize_argument_information): Remove usage of dead
6484 * cgraph.h (struct cgraph_thunk_info): Remove
6485 add_pointer_bounds_args.
6486 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6488 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6490 * config/i386/i386.c (ix86_function_arg_advance): Remove
6492 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6493 (def_builtin): Remove usage of dead
6495 (ix86_add_new_builtins): Likewise.
6496 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6497 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6498 (sem_function::init): Likewise.
6499 (sem_variable::merge): Likewise.
6500 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6501 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6502 * lto-cgraph.c (lto_output_node): Likewise.
6503 (lto_output_varpool_node): Likewise.
6504 (input_node): Likewise.
6505 (input_varpool_node): Likewise.
6506 * lto-streamer-out.c (lto_output): Likewise.
6507 * tree-inline.c (expand_call_inline): Remove usage of
6509 * tree-inline.h (struct copy_body_data): Likewise.
6510 * varpool.c (varpool_node::dump): Likewise.
6512 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6515 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6516 into pt->vars_contains_escaped_heap instead of setting
6517 pt->vars_contains_escaped_heap to it.
6520 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6521 INTVAL (size), compare it to GET_MODE_MASK instead of
6522 1 << GET_MODE_BITSIZE.
6525 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6526 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6529 2019-02-13 Martin Liska <mliska@suse.cz>
6532 * cfgrtl.c (remove_barriers_from_footer): New function.
6533 (try_redirect_by_replacing_jump): Use it.
6534 (cfg_layout_redirect_edge_and_branch): Likewise.
6536 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6538 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6539 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6540 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6541 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6542 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6543 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6545 * config/rs6000/rs6000.c (builtin_function_type)
6546 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6547 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6548 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6549 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6550 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6552 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6554 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6555 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6557 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6561 268678 and revision 268657.
6562 (*movti_internal): Likewise.
6564 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6567 * config/s390/s390.c (s390_decompose_address): Update comment.
6568 (s390_check_qrst_address): Reject invalid address forms after
6571 2019-02-12 Martin Liska <mliska@suse.cz>
6574 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6575 we need default values of funct_state for a function that
6578 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6580 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6581 the object to pick the size of stores on strict-alignment platforms.
6583 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6584 (*movdi_insn_sp32): Likewise.
6585 (*movdi_insn_sp64): Likewise.
6587 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6590 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6591 types that needs constructiong.
6592 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6594 2019-02-12 Richard Biener <rguenther@suse.de>
6596 PR tree-optimization/89253
6597 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6600 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6603 * input.c (selftest::test_line_offset_overflow): New selftest.
6604 (selftest::input_c_tests): Call it.
6606 2019-02-11 Martin Sebor <msebor@redhat.com>
6608 PR tree-optimization/88771
6609 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6610 when -Wstringop-overflow is set.
6611 (builtin_memref::builtin_memref): Adjust excessive upper bound
6612 only when lower bound is not excessive.
6613 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6614 -Wstringop-ovefflow.
6615 (maybe_diag_offset_bounds): Rename...
6616 (maybe_diag_access_bounds): ...to this.
6617 (check_bounds_or_overlap): Adjust for name change above.
6619 2019-02-11 Martin Sebor <msebor@redhat.com>
6622 * builtins.c (max_object_size): Move from here...
6623 * builtins.h (max_object_size): ...and here...
6624 * tree.c (max_object_size): ...to here...
6625 * tree.h (max_object_size): ...and here.
6627 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6629 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6630 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6631 for correct semantics.
6633 2019-02-11 Alan Modra <amodra@gmail.com>
6635 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6636 -mlongcall and -mpltseq.
6637 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6638 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6639 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6640 * config/rs6000/sysv4.opt (mpltseq): New option.
6641 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6642 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6643 support is lacking. Don't allow -mpltseq with -mbss-plt.
6644 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6645 -mpltseq given for ELFv1.
6646 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6647 Only use UNSPEC_PLTSEQ for inline PLT calls.
6648 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6649 use UNSPEC_PLTSEQ for inline PLT calls.
6650 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6651 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6652 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6653 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6654 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6655 (pltseq_mtctr_<mode>): Likewise.
6657 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6659 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6661 * configure: Regenerate.
6663 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6666 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6669 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6671 * function.c (assign_parm_setup_block): Use the stored
6672 size, not the passed size, when allocating stack-space,
6673 also for a parameter with alignment larger than
6674 MAX_SUPPORTED_STACK_ALIGNMENT.
6676 2019-02-11 Martin Liska <mliska@suse.cz>
6679 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6680 * ipa-inline.c (inline_small_functions): Likewise.
6681 * ipa-pure-const.c (propagate_pure_const): Likewise.
6682 (propagate_nothrow): Likewise.
6683 * ipa-reference.c (propagate): Likewise.
6684 * ipa-utils.c (struct searchc_env): Remove unused field.
6685 (searchc): Always search across AVAIL_INTERPOSABLE.
6686 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6687 the only called IPA pure const can properly not propagate
6688 across interposable boundary.
6689 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6691 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6693 * config/nds32/nds32.md (call_internal, call_value_internal,
6694 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6696 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6698 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6701 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6703 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6706 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6708 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6710 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6712 PR tree-optimization/89268
6713 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6714 if preds is non-NULL.
6716 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6719 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6722 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6724 * config/nds32/nds32.md (trap): New pattern.
6726 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6728 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6731 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6733 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6736 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6738 * ipa-visibility.c (localize_node): Also do not localize
6739 LDPR_PREVAILING_DEF_IRONLY_EXP.
6741 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6744 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6745 instead of type_with_linkage.
6747 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6750 * params.def (uninlined-function-insns, uninlined-function-time,
6751 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6752 bound so we don't get overflows.
6754 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6756 * config/rs6000/rs6000-string.c (expand_compare_loop,
6757 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6760 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6763 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6764 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6765 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6767 2019-02-09 Alan Modra <amodra@gmail.com>
6770 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
6771 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
6774 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
6777 * lra-constraints.c (process_alt_operands): Don't increase reject
6778 for memory when offset memory is required.
6780 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
6782 * config/s390/vector.md: Implement vector copysign.
6784 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6786 * expr.c (expand_constructor): Correct indentations.
6788 2019-02-08 Richard Biener <rguenther@suse.de>
6790 PR tree-optimization/89247
6791 * tree-if-conv.c: Include tree-cfgcleanup.h.
6792 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
6793 (tree_if_conversion): Pass through predicate vector.
6794 (pass_if_conversion::execute): Do CFG cleanup and SSA update
6795 inline, see if any if-converted loops we refrece in
6796 LOOP_VECTORIZED calls vanished and fixup.
6797 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
6799 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
6801 * config/s390/constraints.md (jdd): New constraint.
6803 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6806 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
6807 upper 16 vector registers without TARGET_AVX512VL.
6808 (*movti_internal): Likewise.
6810 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6812 PR rtl-optimization/89234
6813 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
6814 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
6815 (copy_reg_eh_region_note_backward): Likewise.
6817 2019-02-08 Richard Biener <rguenther@suse.de>
6820 * tree-data-ref.c (initialize_matrix_A): Fail if constant
6822 (analyze_subscript_affine_affine): Handle failure from
6823 initialize_matrix_A.
6825 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6827 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
6830 2019-02-07 David Malcolm <dmalcolm@redhat.com>
6832 PR tree-optimization/86637
6833 PR tree-optimization/89235
6834 * tree-vect-loop.c (optimize_mask_stores): Add an
6835 auto_purge_vect_location sentinel to ensure that vect_location is
6838 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
6839 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
6840 to ensure that vect_location is purged on exit.
6841 (pass_slp_vectorize::execute): Likewise, replacing the manual
6843 * tree-vectorizer.h (class auto_purge_vect_location): New class.
6845 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6847 * config/aarch64/iterators.md (max_opp): New code_attr.
6848 (USMAX): New code iterator.
6849 * config/aarch64/predicates.md (aarch64_smin): New predicate.
6850 (aarch64_smax): Likewise.
6851 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
6852 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
6855 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
6858 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
6859 for TARGET_AVX512VL.
6860 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
6862 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
6864 * config/s390/s390-builtin-types.def: Add new types.
6865 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
6866 (s390_vec_xlw4): Make the memory operand into a const pointer.
6867 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
6869 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
6870 a new vector type with the alignment of the scalar memory operand.
6872 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
6873 Jakub Jelinek <jakub@redhat.com>
6876 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
6877 arm_count_ldrdstrd_insns): New declarations.
6878 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
6880 (valid_operands_ldrd_strd): New function.
6881 (arm_count_ldrdstrd_insns): New function.
6882 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
6883 sets instead of single DImode set and define new insns to match this.
6885 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6887 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
6888 Make it a C initializer.
6890 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6893 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
6895 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6897 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
6898 Use neon_dot<q> for type.
6899 (neon_<sup>dot_lane<vsi2qi>): Likewise.
6901 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6903 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
6904 Use neon_dot<q> for type.
6905 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
6906 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
6908 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
6910 PR rtl-optimization/89225
6911 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
6914 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
6916 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
6917 after restoring registers saved to allocate the frame on Windows.
6919 2019-02-06 Richard Biener <rguenther@suse.de>
6921 PR tree-optimization/89182
6922 * graphite.h (cached_scalar_evolution_in_region): Declare.
6923 * graphite.c (struct seir_cache_key): New.
6924 (struct sese_scev_hash): Likewise.
6925 (seir_cache): New global.
6926 (cached_scalar_evolution_in_region): New function.
6927 (graphite_transform_loops): Allocate and release seir_cache.
6928 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
6929 cached_scalar_evolution_in_region.
6930 * graphite-scop-detection.c (scop_detection::can_represent_loop):
6932 (scop_detection::graphite_can_represent_expr: Use
6933 cached_scalar_evolution_in_region.
6934 (scop_detection::stmt_simple_for_scop_p): Likewise.
6935 (find_params_in_bb): Likewise.
6936 (gather_bbs::before_dom_children): Likewise.
6937 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
6938 (add_loop_constraints): Likewise.
6940 2019-02-06 Jakub Jelinek <jakub@redhat.com>
6943 * fold-const-call.c (fold_const_vec_convert): Pass true as last
6944 operand to new_unary_operation only if both element types are integral
6945 and it isn't a widening conversion. Return NULL_TREE if
6946 new_unary_operation failed.
6948 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
6951 * config/s390/s390.md: Remove load and test FP splitter.
6953 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6956 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
6957 expand_compare_loop, expand_block_compare_gpr,
6958 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
6959 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
6960 #include "profile-count.h" and "predict.h" for types and functions
6961 needed to work with REG_BR_PROB notes.
6963 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6966 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
6967 for the long branch case.
6969 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6972 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
6973 can throw, non-call exceptions are enabled and we can't delete
6974 dead exceptions or alter cfg. Set must_clean if
6975 delete_insn_and_edges returns true, don't set it blindly for calls.
6976 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
6978 PR rtl-optimization/89195
6979 * combine.c (make_extraction): For MEMs, don't extract bytes outside
6980 of the original MEM.
6982 2019-02-05 Martin Liska <mliska@suse.cz>
6984 PR gcov-profile/89000
6985 * gcov.c (function_summary): Remove argument.
6986 (file_summary): New function.
6987 (print_usage): Replace tabs with spaces.
6988 (generate_results): Use new function file_summary.
6990 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6993 * optabs.c (prepare_cmp_insn): Pass x and y to
6994 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
6996 2019-02-05 Richard Biener <rguenther@suse.de>
6999 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7000 (struct bitmap_element): Drop chain_prev so we properly recurse on
7001 the prev member, supporting tree views.
7002 (struct bitmap_head): GTY skip the obstack member.
7004 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7007 * doc/extend.texi (Vector Extensions): Add an example of using vector
7008 types together with x86 intrinsics.
7010 2019-02-04 Alan Modra <amodra@gmail.com>
7012 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7013 str[] size to 160, and comment.
7015 2019-02-04 Alan Modra <amodra@gmail.com>
7017 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7018 (rs6000_pltseq_template): Guard output of TLS markers with
7020 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7021 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7022 to use inline PLT sequences.
7023 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7024 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7025 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7027 2019-02-04 Martin Liska <mliska@suse.cz>
7030 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7031 out when ipa_fn_summaries does not contain entry for callee.
7033 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7035 * config/sparc/sparc.h: Remove superfluous blank lines.
7036 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7037 (got_register_rtx): ...this.
7038 (sparc_got): Adjust to above renaming.
7039 (sparc_tls_got): Likewise.
7040 (sparc_delegitimize_address): Likewise.
7041 (sparc_output_mi_thunk): Likewise.
7042 (sparc_init_pic_reg): Likewise.
7043 (save_local_or_in_reg_p): Fix test on the GOT register.
7044 (USE_HIDDEN_LINKONCE): Move around.
7045 (get_pc_thunk_name): Likewise.
7046 (gen_load_pcrel_sym): Likewise.
7047 (load_got_register): Likewise.
7049 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7051 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7052 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7054 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7056 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7059 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7061 * config.gcc (with_nds32_lib, glibc):
7062 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7063 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7064 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7066 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7069 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7070 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7071 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7072 (*rcpsf2_sse): Ditto.
7073 (*rsqrtsf2_sse): Ditto.
7074 (sse4_1_round<mode<2): Ditto.
7076 2019-02-03 Richard Biener <rguenther@suse.de>
7079 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7082 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7085 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7086 Punt with warning on aggregate return or argument types. Ignore
7087 type/mode checking for uniform arguments.
7089 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7091 * combine.c (try_combine): Do not print "Can't combine" messages unless
7092 printing failed combination attempts.
7094 2019-02-01 Martin Jambor <mjambor@suse.cz>
7097 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7098 segment and global segment variables before making them static.
7100 2019-02-01 Martin Jambor <mjambor@suse.cz>
7102 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7103 missed optimization dump with dump_enabled_p.
7105 2019-02-01 Richard Biener <rguenther@suse.de>
7108 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7109 the instantiate cache.
7110 (instantiate_scev_binary): Elide second operand procesing
7111 if equal to the first.
7112 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7113 (chrec_contains_undetermined): Likewise.
7114 (tree_contains_chrecs): Likewise.
7116 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7118 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7120 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7122 PR tree-optimization/89143
7123 * wide-int-range.h (wide_int_range_absu): Declare.
7124 * wide-int-range.cc (wide_int_range_absu): New function.
7125 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7127 PR tree-optimization/88107
7128 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7129 instead of assertion that eh_region_outermost is non-NULL, if it
7130 is NULL, set *ALL to true and return NULL.
7131 (move_sese_region_to_fn): Adjust caller, if all is set, call
7132 duplicate_eh_regions with NULL region.
7134 2019-02-01 Richard Biener <rguenth@suse.de>
7136 PR rtl-optimization/88593
7137 * mode-switching.c (optimize_mode_switching): Free dominators before
7138 calling cleanup_cfg.
7140 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7142 PR tree-optimization/88932
7143 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7145 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7148 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7149 bogus clang warning.
7151 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7154 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7155 alternative to avoid partial SSE register stall for TARGET_AVX.
7156 (truncdfsf2): Ditto.
7157 (sse4_1_round<mode>2): Ditto.
7159 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7161 PR tree-optimization/89008
7162 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7163 process anything of the form X * 0.
7165 2019-01-31 Richard Biener <rguenther@suse.de>
7167 PR tree-optimization/89135
7168 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7169 with abnormal preds.
7171 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7174 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7175 always_inline callees into no_sanitize_address callers.
7177 2019-01-31 Richard Biener <rguenther@suse.de>
7179 PR rtl-optimization/89115
7180 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7182 2019-01-30 Martin Sebor <msebor@redhat.com>
7185 * doc/extend.texi (cast to a union): Correct and expand.
7187 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7189 PR rtl-optimization/87246
7190 * lra-constraints.c (simplify_operand_subreg): Reload memory
7191 in subreg if the address became invalid.
7193 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7196 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7197 Disable for little-endian.
7199 2019-01-30 Richard Biener <rguenther@suse.de>
7201 PR rtl-optimization/89115
7202 * opts.c (default_options_optimization): Reduce
7203 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7204 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7207 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7209 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7210 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7211 type of vector element when vec_extract is implemented by direct
7214 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7216 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7218 2019-01-30 Richard Biener <rguenther@suse.de>
7220 PR tree-optimization/89111
7221 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7222 canonicalization to appropriately sized access types.
7224 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7227 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7228 for arguments to functions that are TU-local and shouldn't be
7229 referenced by assembly.
7231 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7233 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7236 2019-01-29 Martin Sebor <msebor@redhat.com>
7239 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7241 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7245 * omp-simd-clone.c (simd_clone_clauses_extract)
7246 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7247 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7249 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7251 * config.gcc: Force .init_array for ARC.
7253 2019-01-29 Richard Biener <rguenther@suse.de>
7256 * dwarf2out.c (collect_skeleton_dies): New helper.
7257 (copy_decls_for_unworthy_types): Call it.
7258 (build_abbrev_table): Assert we do not try to replace
7259 DW_AT_signature refs with local refs.
7261 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7264 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7265 for lastprivate/linear IV, push gimplify context around gimplify_assign
7266 and, if it needed any temporaries, pop it into a gimple bind around the
7269 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7271 * common.opt (-Wattribute-alias): Remove "no-" from name.
7272 Make -Wattribute-alias command line option and
7273 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7275 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7278 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7279 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7281 (bmi2): Add missing @opindex.
7282 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7283 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7284 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7285 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7286 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7287 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7288 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7289 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7290 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7291 xsavec, xsaveopt and xsaves options.
7293 2019-01-28 Richard Biener <rguenther@suse.de>
7296 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7299 2019-01-28 Richard Biener <rguenther@suse.de>
7301 PR tree-optimization/88739
7302 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7303 BIT_FIELD_REFs only are applied to mode-precision operands
7304 when they are integral.
7305 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7306 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7307 BIT_FIELD_REFs of non-mode-precision integral operands.
7309 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7312 * config/i386/sse.md
7313 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7314 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7315 first constants in pairs are multiples of 2. Formatting fixes.
7316 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7317 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7318 first constants in each quadruple are multiples of 4. Formatting fixes.
7320 2019-01-26 Martin Jambor <mjambor@suse.cz>
7323 * tree-inline.c: Include tree-cfgcleanup.h.
7324 (delete_unreachable_blocks_update_callgraph): Move...
7325 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7326 ...here, make externally visible, make second argument bool, adjust
7328 * tree-cfgcleanup.c: Include cgraph.h.
7329 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7331 * ipa-prop.c: Include tree-cfgcleanup.h.
7332 (ipcp_transform_function): Call
7333 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7335 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7337 PR rtl-optimization/88846
7338 * ira.c (process_set_for_memref_referenced_p): New.
7339 (memref_referenced_p): Add new param. Use
7340 process_set_for_memref_referenced_p. Add new switch cases.
7341 (memref_used_between_p): Pass new arg to memref_referenced_p.
7343 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7346 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7347 argument ABI_BREAK. Set to true if the calculated alignment has
7348 changed in gcc-9. Check bit-fields for their base type alignment.
7349 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7350 (aarch64_function_arg_boundary): Likewise.
7351 (aarch64_gimplify_va_arg_expr): Likewise.
7353 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7356 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7357 instead of accessing TREE_INT_CST_ELT directly.
7359 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7361 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7362 fenv_exceptions description.
7364 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7366 PR rtl-optimization/87763
7367 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7368 Allow SUBREG when matching CC_NZmode compare.
7370 2019-01-25 Richard Biener <rguenther@suse.de>
7372 PR tree-optimization/89049
7373 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7374 Look at the pattern stmt to determine if the stmt is vectorized.
7376 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7378 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7379 (pred_mov<mode>): Handle all-register forms using both a new
7380 alternative and a split.
7382 2019-01-25 Richard Biener <rguenther@suse.de>
7384 PR tree-optimization/86865
7385 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7386 Reject non-do-while loops.
7388 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7390 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7391 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7392 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7393 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7394 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7395 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7396 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7397 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7398 vlogical_operand, gpc_reg_operand, int_reg_operand,
7399 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7400 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7401 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7402 (save_world_operation, restore_world_operation, lmw_operation,
7403 stmw_operation): Use MEM_P and REG_P.
7404 (tie_operand): Use MEM_P.
7405 (vrsave_operation, crsave_operation): Use REG_P.
7406 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7407 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7408 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7409 (call_operand): Use HARD_REGISTER_P.
7410 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7412 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7413 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7414 quad_aligned_load_p, replace_swapped_aligned_store,
7415 recombine_lvx_pattern, replace_swapped_aligned_load,
7416 recombine_stvx_pattern): Use MEM_P.
7417 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7418 Use MEM_P and SYMBOL_REF_P.
7419 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7420 (insn_is_swappable_p): Use REG_P and MEM_P.
7421 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7422 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7424 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7426 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7428 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7429 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7430 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7431 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7433 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7434 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7435 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7436 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7437 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7438 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7439 rs6000_split_logical_di): Use CONST_INT_P.
7440 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7441 REG_P and SYMBOL_REF_P.
7442 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7443 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7444 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7445 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7446 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7447 (small_data_operand, print_operand_address): Use CONST_INT_P and
7449 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7450 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7451 Use HARD_REGISTER_NUM_P.
7452 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7453 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7454 SUBREG_P and SYMBOL_REF_P.
7455 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7456 and HARD_REGISTER_NUM_P.
7457 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7459 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7460 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7462 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7463 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7464 find_addr_reg): Use REG_P.
7465 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7466 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7467 (offsettable_ok_by_alignment, constant_pool_expr_p,
7468 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7469 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7470 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7471 rs6000_assemble_integer, create_TOC_reference,
7472 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7473 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7474 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7475 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7476 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7477 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7478 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7479 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7480 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7481 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7482 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7483 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7484 and cbranch<mode>4): Use CONST_INT_P.
7485 (multiple define_splits): Use REG_P and SUBREG_P.
7486 (define_expands call, call_value): Use MEM_P.
7487 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7488 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7489 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7490 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7491 and HARD_REGISTER_NUM_P.
7492 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7494 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7496 PR rtl-optimization/88948
7497 * rtl.h (prepare_copy_insn): New prototype.
7498 * gcse.c (prepare_copy_insn): New function, split out from
7499 process_insert_insn.
7500 (process_insert_insn): Use prepare_copy_insn.
7501 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7502 instead of gen_move_insn.
7504 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7507 * config/i386/i386.c (ix86_pic_register_p): Return true for
7510 PR tree-optimization/88964
7511 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7512 punt if HONOR_SNANS (chrec).
7515 * tree-nested.c (convert_nonlocal_reference_stmt,
7516 convert_local_reference_stmt, convert_tramp_reference_stmt,
7517 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7518 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7521 PR tree-optimization/89027
7522 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7523 for "omp simd array" variables.
7525 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7528 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7529 force the alignment of m_val.
7531 2019-01-24 Richard Biener <rguenther@suse.de>
7534 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7535 When in "legacy" debug mode make sure to reset self-origins.
7537 2019-01-24 Martin Liska <mliska@suse.cz>
7539 PR gcov-profile/88994
7540 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7541 result will be always smaller or equal to the original.
7542 * gcov.c (mangle_name): Fix else branch where we should
7543 also copy to PTR and shift the pointer.
7545 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7547 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7548 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7550 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7552 * common/config/i386/i386-common.c
7553 (OPTION_MASK_ISA_ENQCMD_SET,
7554 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7555 (ix86_handle_option): Handle -menqcmd.
7556 * config.gcc (enqcmdintrin.h): New header file.
7557 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7558 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7560 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7562 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7563 __builtin_ia32_enqcmds): New builtins.
7564 * config/i386/i386-c.c (__ENQCMD__): New macro.
7565 * config/i386/i386-option.c (ix86_target_string): Add
7567 (ix86_valid_target_attribute_inner_p): Likewise.
7568 * config/i386/i386-expand.c
7569 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7570 IX86_BUILTIN_ENQCMDS.
7571 * config/i386/i386.h (TARGET_ENQCMD): New.
7572 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7573 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7574 (movdir64b_<mode>): Parameterize to enable share expansion code
7575 with ENQCMD in function ix86_expand_builtin.
7576 * config/i386/i386.opt: Add -menqcmd.
7577 * config/i386/immintrin.h: Include enqcmdintrin.h.
7578 * config/i386/enqcmdintrin.h: New intrinsic file.
7579 * doc/invoke.texi: Add -menqcmd.
7581 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7582 Steve Ellcey <sellcey@marvell.com>
7585 * recog.c (address_operand): Return false on wrong mode for address.
7586 (constrain_operands): Check for mode with 'p' constraint.
7588 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7591 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7592 Disparage MMX alternative.
7593 (sse2_cvtpd2pi): Ditto.
7594 (sse2_cvttpd2pi): Ditto.
7596 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7599 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7600 use-after-free of the result of
7601 aarch64_get_extension_string_for_isa_flags.
7603 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7606 * doc/extend.texi: Document break and continue behavior in
7607 statement expressions.
7609 2019-01-23 Richard Biener <rguenther@suse.de>
7611 PR tree-optimization/89008
7612 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7613 not leave another stray operand.
7615 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7617 * BASE-VER: Bump to 9.0.1.
7619 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7621 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7622 thunk that returns by reference, use the type of the return object
7623 of the thunk instead of that of the alias to build the dereference.
7625 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7627 * config/arc/atomic.md: Add operand to DMB instruction.
7629 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7631 PR tree-optimization/88964
7632 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7633 build_zero_cst instead of build_int_cst. Return false for loop
7634 invariants which honor signed zeros.
7636 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7638 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7640 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7643 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7644 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7645 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7648 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7649 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7652 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7653 Disable for little endian.
7655 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7658 * config/arm/arm.c (arm_needs_double_word_align): Check
7659 DECL_BIT_FIELD_TYPE.
7661 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7662 H.J. Lu <hongjiu.lu@intel.com>
7665 * config/i386/i386-builtin.def: Add mask2 to all builtin
7666 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7668 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7669 (BDESC_FIRST): Likewise.
7670 (define_builtin): Add an argument for mask2. Updated to handle
7671 both ix86_isa_flags and ix86_isa_flags2.
7672 (define_builtin_const): Likewise.
7673 (define_builtin_pure): Likewise.
7674 (define_builtin2): Deleted.
7675 (define_builtin_const2): Likewise.
7676 (builtin_description): Add a member, mask2.
7677 (bdesc_*): Add mask2 to builtin initializations.
7678 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7679 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7681 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7683 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7686 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7689 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7692 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7693 alignment is dominated by a bitfield with 64-bit aligned base type.
7694 (arm_function_arg): Emit a warning if the alignment has changed since
7695 earlier GCC releases.
7696 (arm_function_arg_boundary): Likewise.
7697 (arm_setup_incoming_varargs): Likewise.
7699 2019-01-22 Richard Biener <rguenther@suse.de>
7701 PR tree-optimization/88862
7702 * graphite-scop-detection.c
7703 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7705 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7707 * doc/extend.tex (AMD GCN Function Attributes): New section.
7708 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7709 * doc/invoke.texi (AMD GCN Options): New section.
7710 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7712 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7714 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7715 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7717 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7719 PR tree-optimization/88044
7720 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7721 is false in the first iteration, but !every_iteration, return false
7722 instead of true with niter->niter zero.
7724 PR rtl-optimization/88904
7725 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7726 any nonequal registers before processing BB_END (b).
7729 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7731 (expand_binop_directly, expand_doubleword_clz,
7732 expand_doubleword_popcount, expand_ctz, expand_ffs,
7733 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7735 PR rtl-optimization/49429
7737 PR rtl-optimization/86334
7739 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7740 addressable from here...
7741 (emit_block_op_via_libcall): ... to here.
7743 2019-01-22 Richard Biener <rguenther@suse.de>
7745 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7746 auto_vec for cost vector to fix memleak.
7747 (vectorize_fold_left_reduction): Properly gather SLP defs.
7748 (vectorizable_comparison): Do not swap operands to properly
7751 2019-01-22 Alan Modra <amodra@gmail.com>
7754 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7755 stays a reg. Allow a const_int.
7756 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7757 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7758 (IS_NOMARK_TLSGETADDR): Define.
7759 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7760 (rs6000_output_tlsargs): New function.
7761 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7762 __tls_get_addr call takes an arg.
7763 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7764 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7766 (call_value_nonlocal_sysv): ..or here, delete split.
7767 (tls_gdld_nomark): Delete.
7768 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7769 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
7770 (call_value_nonlocal_sysv): Likewise.
7771 (call_value_nonlocal_sysv_secure): Likewise.
7772 (call_value_nonlocal_aix): Likewise.
7773 (call_value_indirect_aix): Likewise.
7774 (call_value_indirect_elfv2): Likewise.
7775 (call_value_local32, call_value_local64): Disable for no-mark tls.
7776 (call_value_local_aix): Likewise.
7778 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
7782 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
7784 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
7786 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
7787 string contents as hash_map keys.
7789 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7792 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
7793 for rvalue context. Handle rvalues correctly. Use min_align_of_type
7794 instead of TYPE_ALIGN.
7795 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
7796 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
7797 pointer from TYPE_STUB_DECL.
7799 2019-01-21 Richard Biener <rguenther@suse.de>
7801 PR tree-optimization/88934
7802 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
7803 at the possibly non-constant operand.
7804 (vect_get_constant_vectors): Adjust.
7806 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
7809 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
7810 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
7811 instead of _X86INTRIN_H_INCLUDED.
7812 * onfig/i386/clwbintrin.h: Likewise.
7813 * config/i386/pkuintrin.h: Likewise.
7814 * config/i386/prfchwintrin.h: Likewise.
7815 * config/i386/rdseedintrin.h: Likewise.
7816 * config/i386/wbnoinvdintrin.h: Likewise.
7817 * config/i386/xsavecintrin.h: Likewise.
7818 * config/i386/xsavesintrin.h: Likewise.
7819 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
7820 * config/i386/xsaveintrin.h: Likewise.
7821 * config/i386/xsaveoptintrin.h: Likewise.
7822 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
7823 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
7824 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
7825 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
7826 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
7827 * config/i386/immintrin.h: Here.
7829 2019-01-20 Martin Jambor <mjambor@suse.cz>
7832 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
7833 with aa_walk_budget.
7834 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
7835 aa_walk_budget_p parameter.
7836 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
7837 walk. Updated all callers.
7838 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
7839 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
7841 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
7842 parameter info. Extract info from fbi. Pass fbi to recursive calls
7843 and to unmodified_parm.
7844 (phi_result_unknown_predicate): New parameter fbi, removed parameter
7845 info, updated call to will_be_nonconstant_expr_predicate.
7846 (param_change_prob): New parameter fbi, limit AA walking.
7847 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
7848 calls to various above functions.
7849 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
7850 parameter. Use it to limit AA walking.
7851 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
7853 (detect_type_change): New parameter fbi, pass it on to
7854 detect_type_change_from_memory_writes.
7855 (detect_type_change_ssa): Likewise.
7856 (aa_overwalked): Removed.
7857 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
7858 accordingly, adjust to the neew AA limiting scheme.
7859 (parm_ref_data_preserved_p): Likewise.
7860 (ipa_compute_jump_functions_for_edge): Adjust call to
7862 (ipa_analyze_call_uses): Likewise.
7863 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
7864 (ipa_analyze_node): Initialize aa_walk_budget.
7865 (ipcp_transform_function): Likewise.
7866 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
7867 to get_dynamic_type.
7869 2019-01-19 Jakub Jelinek <jakub@redhat.com>
7871 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
7872 outside of #if CHECKING_P code.
7874 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
7876 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
7877 New function, split out from...
7878 (loop_versioning::analyze_stride): ...here.
7879 (loop_versioning::find_per_loop_multiplication): Use gassign.
7880 (loop_versioning::analyze_term_using_scevs): Return a success code.
7881 (loop_versioning::analyze_arbitrary_term): New function.
7882 (loop_versioning::analyze_address_fragment): Use
7883 analyze_arbitrary_term if all else fails.
7885 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
7888 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
7891 2019-01-18 Richard Biener <rguenther@suse.de>
7893 PR tree-optimization/88903
7894 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
7895 scalar stmts a SLP shift amount is composed of when detecting
7898 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
7901 * config/arm/arm-cpus.in (mp): New feature.
7903 (fgroup ARMv7ve): Add mp and sec features.
7904 (arch armv7-a): Add options to allow mp and sec extensions.
7905 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
7906 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
7907 extenstions to the base architecture.
7908 (cpu cortex-a8): Add sec extension to the base architecture.
7909 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
7910 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
7911 variants down to the base v7-a varaint.
7912 * config/arm/t-multilib (v7_a_arch_variants): New variable.
7913 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
7914 of permitted extensions for -march=armv7-a and for
7915 -mcpu=generic-armv7-a.
7917 2019-01-18 Martin Liska <mliska@suse.cz>
7919 * params.def: Fix comment.
7920 * tree-profile.c (gimple_init_gcov_profiler): Bump function
7922 (gimple_gen_ic_func_profiler): Likewise.
7924 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7926 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
7927 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
7928 and put in error checks for stack protector guard options.
7929 (aarch64_stack_protect_guard): New.
7930 (TARGET_STACK_PROTECT_GUARD): Define.
7931 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
7932 (reg_stack_protect_address<mode>): New.
7933 (stack_protect_set): Adjust for SSP_GLOBAL.
7934 (stack_protect_test): Likewise.
7935 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
7936 (-mstack-protector-guard): Likewise.
7937 (-mstack-protector-guard-offset): Likewise.
7939 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7941 PR tree-optimization/86214
7942 * tree-inline.h (struct copy_body_data): Add
7943 add_clobbers_to_eh_landing_pads member.
7944 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
7945 (copy_edges_for_bb): Call it if EH edge destination is <
7946 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
7947 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
7948 if flag_stack_reuse != SR_NONE and clear it afterwards.
7950 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
7953 * doc/install.texi (with-multilib-list): Document for aarch64.
7955 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7958 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
7959 (("..."))) with ("...").
7961 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7963 * doc/extend.texi (Built-in Functions for Memory Model Aware
7964 Atomic Operations): Document atomic fetch and nand.
7966 2019-01-18 Martin Liska <mliska@suse.cz>
7967 Richard Biener <rguenther@suse.de>
7970 * cgraph.h (create_version_clone_with_body): Add new argument
7972 * cgraphclones.c (cgraph_node::create_version_clone): Add
7973 DECL_ATTRIBUTES to a newly created decl. And call
7974 valid_attribute_p so that proper cl_target_optimization_node
7975 is set for the newly created declaration.
7976 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
7978 (expand_target_clones): Do not call valid_attribute_p, it must
7980 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
7983 2019-01-17 Jakub Jelinek <jakub@redhat.com>
7986 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
7987 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
7988 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
7990 2019-01-17 Martin Sebor <msebor@redhat.com>
7993 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
7994 Handle anti-ranges the same as no range at all.
7996 2018-01-17 Steve Ellcey <sellcey@cavium.com>
7998 * config/aarch64/aarch64.c (cgraph.h): New include.
7999 (intl.h): New include.
8000 (supported_simd_type): New function.
8001 (currently_supported_simd_type): Ditto.
8002 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8003 (aarch64_simd_clone_adjust): Ditto.
8004 (aarch64_simd_clone_usable): Ditto.
8005 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8006 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8007 (TARGET_SIMD_CLONE_USABLE): Ditto.
8008 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8009 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8012 2019-01-17 Martin Sebor <msebor@redhat.com>
8014 PR tree-optimization/88800
8015 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8016 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8017 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8018 redundant argument. Add new argument and issue diagnostics under
8019 its control. Detect out-of-bounds access even with warnings
8021 (check_bounds_or_overlap): Change return type. Add argument.
8022 (wrestrict_dom_walker::check_call): Adjust.
8023 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8024 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8025 check_bounds_or_overlap's return value.
8026 (handle_builtin_stxncpy): Same.
8027 (handle_builtin_strcat): Same.
8029 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8030 Kwok Cheung Yeung <kcy@codesourcery.com>
8031 Julian Brown <julian@codesourcery.com>
8032 Tom de Vries <tom@codesourcery.com>
8034 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8036 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8038 * doc/sourcebuild.texi: Document dg-require-effective-target
8039 llvm_binutils and offload_gcn.
8041 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8042 Kwok Cheung Yeung <kcy@codesourcery.com>
8043 Julian Brown <julian@codesourcery.com>
8044 Tom de Vries <tom@codesourcery.com>
8046 * doc/sourcebuild.texi: Document dg-required-effective-target
8049 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8050 Kwok Cheung Yeung <kcy@codesourcery.com>
8051 Julian Brown <julian@codesourcery.com>
8052 Tom de Vries <tom@codesourcery.com>
8053 Jan Hubicka <hubicka@ucw.cz>
8054 Martin Jambor <mjambor@suse.cz>
8056 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8057 * configure.ac: Check for dlopen.
8058 * configure: Regenerate.
8060 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8061 Kwok Cheung Yeung <kcy@codesourcery.com>
8062 Julian Brown <julian@codesourcery.com>
8063 Tom de Vries <tom@codesourcery.com>
8064 Jan Hubicka <hubicka@ucw.cz>
8065 Martin Jambor <mjambor@suse.cz>
8067 * common/config/gcn/gcn-common.c: New file.
8068 * config/gcn/driver-gcn.c: New file.
8069 * config/gcn/gcn-builtins.def: New file.
8070 * config/gcn/gcn-hsa.h: New file.
8071 * config/gcn/gcn-modes.def: New file.
8072 * config/gcn/gcn-opts.h: New file.
8073 * config/gcn/gcn-passes.def: New file.
8074 * config/gcn/gcn-protos.h: New file.
8075 * config/gcn/gcn-run.c: New file.
8076 * config/gcn/gcn-tree.c: New file.
8077 * config/gcn/gcn.c: New file.
8078 * config/gcn/gcn.h: New file.
8079 * config/gcn/gcn.opt: New file.
8080 * config/gcn/t-gcn-hsa: New file.
8082 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8083 Kwok Cheung Yeung <kcy@codesourcery.com>
8084 Julian Brown <julian@codesourcery.com>
8085 Tom de Vries <tom@codesourcery.com>
8086 Jan Hubicka <hubicka@ucw.cz>
8087 Martin Jambor <mjambor@suse.cz>
8089 * config/gcn/constraints.md: New file.
8090 * config/gcn/gcn-valu.md: New file.
8091 * config/gcn/gcn.md: New file.
8092 * config/gcn/predicates.md: New file.
8094 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8096 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8097 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8098 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8099 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8101 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8104 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8105 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8106 it and document registers.
8108 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8110 * config/aarch64/aarch64.c (ares_tunings): Define.
8111 * config/aarch64/aarch64-cores.def (ares): Use the above.
8113 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8117 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8119 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8120 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8121 (_mm512_maskz_fixupimm_round_pd): Ditto.
8122 (_mm512_fixupimm_round_ps): Ditto.
8123 (_mm512_maskz_fixupimm_round_ps): Ditto.
8124 (_mm_fixupimm_round_sd): Ditto.
8125 (_mm_maskz_fixupimm_round_sd): Ditto.
8126 (_mm_fixupimm_round_ss): Ditto.
8127 (_mm_maskz_fixupimm_round_ss): Ditto.
8128 (_mm512_fixupimm_pd): Ditto.
8129 (_mm512_maskz_fixupimm_pd): Ditto.
8130 (_mm512_fixupimm_ps): Ditto.
8131 (_mm512_maskz_fixupimm_ps): Ditto.
8132 (_mm_fixupimm_sd): Ditto.
8133 (_mm_maskz_fixupimm_sd): Ditto.
8134 (_mm_fixupimm_ss): Ditto.
8135 (_mm_maskz_fixupimm_ss): Ditto.
8136 (_mm512_mask_fixupimm_round_pd): Update builtin.
8137 (_mm512_mask_fixupimm_round_ps): Ditto.
8138 (_mm_mask_fixupimm_round_sd): Ditto.
8139 (_mm_mask_fixupimm_round_ss): Ditto.
8140 (_mm512_mask_fixupimm_pd): Ditto.
8141 (_mm512_mask_fixupimm_ps): Ditto.
8142 (_mm_mask_fixupimm_sd): Ditto.
8143 (_mm_mask_fixupimm_ss): Ditto.
8144 * config/i386/avx512vlintrin.h:
8145 (_mm256_fixupimm_pd): Update parameters and builtin.
8146 (_mm256_maskz_fixupimm_pd): Ditto.
8147 (_mm256_fixupimm_ps): Ditto.
8148 (_mm256_maskz_fixupimm_ps): Ditto.
8149 (_mm_fixupimm_pd): Ditto.
8150 (_mm_maskz_fixupimm_pd): Ditto.
8151 (_mm_fixupimm_ps): Ditto.
8152 (_mm_maskz_fixupimm_ps): Ditto.
8153 (_mm256_mask_fixupimm_pd): Update builtin.
8154 (_mm256_mask_fixupimm_ps): Ditto.
8155 (_mm_mask_fixupimm_pd): Ditto.
8156 (_mm_mask_fixupimm_ps): Ditto.
8157 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8158 * config/i386/i386-builtin.def: Update builtin definitions.
8159 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8160 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8161 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8162 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8163 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8164 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8165 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8166 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8167 * config/i386/subst.md:
8168 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8169 (round_saeonly_sd_mask_op4): Ditto.
8170 (round_saeonly_expand_operand5): Ditto.
8171 (round_saeonly_expand): Update.
8173 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8177 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8179 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8180 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8181 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8182 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8183 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8184 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8185 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8187 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8191 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8194 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8195 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8196 instead of UNSPEC_FIXUPIMM.
8198 2019-01-17 Richard Biener <rguenther@suse.de>
8201 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8202 and friends for the LTO part of debug info.
8204 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8206 PR tree-optimization/86214
8207 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8210 PR rtl-optimization/88870
8211 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8212 throw if we can't alter the cfg or delete dead exceptions.
8213 (mark_insn): Don't call find_call_stack_args for such calls.
8215 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8217 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8218 prototypes for vec_st.
8219 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8220 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8221 mainly on signed/unsigned long long and double.
8223 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8226 * combine.c (delete_noop_moves): Convert to "bool" return,
8227 returning true if any edges are eliminated.
8228 (combine_instructions): Also return true if delete_noop_moves
8231 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8233 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8234 correct max nunits for endian swap.
8235 (aarch64_expand_fcmla_builtin): Correct subreg code.
8236 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8237 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8240 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8242 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8243 Handle split indirect COMPLEX_TYPE arguments.
8245 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8248 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8249 bit is set by add and compare.
8250 (CC_ADC): New CC_MODE.
8251 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8252 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8253 comparison. Add detection for CC_ADCmode.
8254 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8256 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8257 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8258 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8259 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8260 to eliminate the need for zero-extending the operands.
8261 (add<mode>3_compareC_imm): Delete. Merge into ...
8262 (add<mode>3_compareC): ... this. Restructure the comparison to
8263 eliminate the need for zero-extending the operands.
8264 (add<mode>3_carryin): Use LTU for the overflow detection.
8265 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8266 Reexpress comparison for overflow.
8267 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8268 (add<mode>3_carryinC): Likewise.
8269 (add<mode>3_carryinV): Use LTU for carry between partials.
8270 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8271 handling of CC_Cmode and add CC_ADCmode.
8272 (aarch64_borrow_operation): Likewise.
8274 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8276 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8277 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8278 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8279 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8281 2019-01-16 Martin Liska <mliska@suse.cz>
8283 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8285 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8287 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8288 (path_prefix_reset): Move up in the source file.
8289 (find_fortran_preinclude_file): Make complex search for the
8290 fortran header files.
8292 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8294 * godump.c (go_output_typedef): When outputting a typedef, refer
8295 to the underlying type by its name and not its structure.
8297 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8300 * tree.c (build_function_type): Assert that arg_types is not
8303 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8306 * doc/extend.texi: Document that listing the stack pointer in the
8307 clobber list of an asm is a deprecated feature.
8308 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8309 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8310 warning instead of an error for clobbers of the stack pointer.
8311 Add a note explaining why.
8313 2019-01-15 Richard Biener <rguenther@suse.de>
8316 * dwarf2out.c (gen_member_die): Do not generate inheritance
8319 2019-01-15 Richard Biener <rguenther@suse.de>
8321 PR tree-optimization/88855
8322 * tree-if-conv.c (combine_blocks): Collect
8323 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8325 2019-01-15 Tom de Vries <tdevries@suse.de>
8328 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8329 lhs == NULL_TREE for gang-level reduction.
8331 2019-01-15 Richard Biener <rguenther@suse.de>
8332 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8335 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8336 return true if SSA_NAME is already marked in visited bitmap.
8337 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8339 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8341 PR tree-optimization/88775
8342 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8343 equal == 0 equality pointer comparisons some more if compared in
8344 integral types and either one points to an automatic var and the
8345 other to a global, or we can prove at least one points to the middle
8346 or both point to start or both point to end.
8348 2019-01-14 Andi Kleen <ak@linux.intel.com>
8350 * Makefile.in: Lower autofdo sampling rate by 10x.
8351 * Makefile.tpl: Dito.
8353 2019-01-14 Tom Honermann <tom@honermann.net>
8355 * defaults.h: Define CHAR8_TYPE.
8357 2019-01-14 Martin Sebor <msebor@redhat.com>
8360 * doc/extend.texi (Darwin Format Checks): Clarify.
8362 2019-01-14 Richard Biener <rguenther@suse.de>
8364 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8365 whether we are in (simplify ...) or (match ...) context.
8367 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8369 PR rtl-optimization/88796
8370 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8371 * cfgexpand.c (stack_protect_prologue): Initialize
8372 crtl->stack_protect_guard_decl.
8373 * function.c (stack_protect_epilogue): Use it instead of calling
8374 targetm.stack_protect_guard again.
8375 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8376 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8377 crtl->stack_protect_guard_decl.
8378 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8379 on the returned MEM_EXPR.
8381 2019-01-12 Tom de Vries <tdevries@suse.de>
8383 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8384 vector length using -fopenacc-dim.
8386 2019-01-12 Tom de Vries <tdevries@suse.de>
8388 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8389 lengths into account.
8391 2019-01-12 Svante Signell <svante.signell@gmail.com>
8393 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8394 (TARGET_CAN_SPLIT_STACK): Define.
8395 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8397 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8399 * params.def (inline-unit-growth): Set to 40.
8401 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8403 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8405 2019-01-12 Tom de Vries <tdevries@suse.de>
8407 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8408 region calling vector-partitionable routine, set default_vector_length
8411 2019-01-12 Tom de Vries <tdevries@suse.de>
8413 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8414 variable default_vector_length.
8416 2019-01-12 Tom de Vries <tdevries@suse.de>
8419 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8420 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8423 2019-01-12 Tom de Vries <tdevries@suse.de>
8425 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8426 (nvptx_goacc_validate_dims): Add used parameter.
8427 * doc/tm.texi: Regenerate.
8428 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8429 argument to call to targetm.goacc.validate_dims.
8430 (default_goacc_validate_dims): Add used
8432 * target.def (validate_dims): Add used parameter in DEFHOOK.
8433 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8435 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8439 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8441 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8442 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8443 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8444 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8446 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8448 PR rtl-optimization/87305
8450 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8451 for little endian pseudos used as paradoxical subreg.
8453 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8455 PR tree-optimization/88693
8456 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8457 for STRING_CSTs that don't contain any NUL characters in the first
8458 TREE_STRING_LENGTH bytes.
8460 2019-01-11 Alan Modra <amodra@gmail.com>
8464 * genattrtab.c (min_fn): Don't translate values.
8465 (min_attr_value): Return INT_MAX when the value can't be calculated.
8466 Return minimum among any values that can be calculated.
8467 (max_attr_value): Adjust.
8469 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8471 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8473 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8475 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8476 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8477 (aarch64_return_call_with_max_clobbers): New function.
8478 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8479 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8481 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8482 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8483 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8484 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8485 * cselib.c (cselib_process_insn): Add argument to
8486 targetm.hard_regno_call_part_clobbered call.
8487 * ira-conflicts.c (ira_build_conflicts): Ditto.
8488 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8489 * lra-constraints.c (inherit_reload_reg): Ditto.
8490 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8491 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8492 argument. Call targetm.return_call_with_max_clobbers.
8493 Add argument to targetm.hard_regno_call_part_clobbered call.
8494 (calls_have_same_clobbers_p): New function.
8495 (process_bb_lives): Add call_insn and last_call_insn variables.
8496 Pass call_insn to check_pseudos_live_through_calls.
8497 Modify if stmt to check targetm.return_call_with_max_clobbers.
8498 Update setting of flush variable.
8499 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8501 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8502 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8503 targetm.hard_regno_call_part_clobbered call.
8504 * reginfo.c (choose_hard_reg_mode): Ditto.
8505 * regrename.c (check_new_reg_p): Ditto.
8506 * reload.c (find_equiv_reg): Ditto.
8507 * reload1.c (emit_reload_insns): Ditto.
8508 * sched-deps.c (deps_analyze_insn): Ditto.
8509 * sel-sched.c (init_regs_for_mode): Ditto.
8510 (mark_unavailable_hard_regs): Ditto.
8511 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8512 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8513 (return_call_with_max_clobbers): New target function.
8514 * doc/tm.texi: Regenerate.
8515 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8516 * hooks.c (hook_bool_uint_mode_false): Change to
8517 hook_bool_insn_uint_mode_false.
8518 * hooks.h (hook_bool_uint_mode_false): Ditto.
8520 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8522 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8523 (aarch64_remove_extra_call_preserved_regs): New function.
8524 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8525 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8526 * doc/tm.texi: Regenerate.
8527 * final.c (get_call_reg_set_usage): Call new hook.
8528 * target.def (remove_extra_call_preserved_regs): New hook.
8529 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8530 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8532 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8535 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8536 inside of pass_combine_1 dump rather than pass_profile_1.
8538 2019-01-11 Tom de Vries <tdevries@suse.de>
8540 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8541 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8542 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8543 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8546 2019-01-11 Tom de Vries <tdevries@suse.de>
8548 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8550 2019-01-11 Jan Beulich <jbeulich@suse.com>
8552 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8553 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8554 sse2_cvtsi2sd): Add {l}.
8555 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8558 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8561 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8563 (*float<floatunssuffix>v2div2sf2): New define_insn.
8564 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8565 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8566 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8567 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8568 match_operands with "const0_operand" "C".
8570 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8572 * config/aarch64/aarch64-builtins.c
8573 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8574 (aarch64_init_simd_builtins): ...Here
8576 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8578 PR rtl-optimization/87305
8580 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8581 allocation for big endian pseudos used as paradoxical subregs and
8582 spill them if it is wrong.
8583 * lra-constraints.c (lra_constraints): Add a comment.
8585 2019-01-10 Richard Biener <rguenther@suse.de>
8587 PR tree-optimization/88792
8588 * tree-ssa-pre.c (get_representative_for): Do not return a
8591 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8595 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8596 (assign_parm_setup_block): Do the argument slot realignment here
8599 2019-01-10 Stefan Agner <stefan@agner.ch>
8602 * config/arm/arm.c (arm_option_override_internal): Force
8603 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8605 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8608 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8611 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8613 * config/arm/arm-builtins.c
8614 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8615 (MAC_LANE_PAIR_QUALIFIERS): New.
8616 (arm_expand_builtin_args): Use it.
8617 (arm_expand_builtin_1): Likewise.
8618 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8619 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8620 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8621 * config/arm/arm_neon.h:
8622 (vcadd_rot90_f16): New.
8623 (vcaddq_rot90_f16): New.
8624 (vcadd_rot270_f16): New.
8625 (vcaddq_rot270_f16): New.
8628 (vcmla_lane_f16): New.
8629 (vcmla_laneq_f16): New.
8630 (vcmlaq_lane_f16): New.
8631 (vcmlaq_laneq_f16): New.
8632 (vcmla_rot90_f16): New.
8633 (vcmlaq_rot90_f16): New.
8634 (vcmla_rot90_lane_f16): New.
8635 (vcmla_rot90_laneq_f16): New.
8636 (vcmlaq_rot90_lane_f16): New.
8637 (vcmlaq_rot90_laneq_f16): New.
8638 (vcmla_rot180_f16): New.
8639 (vcmlaq_rot180_f16): New.
8640 (vcmla_rot180_lane_f16): New.
8641 (vcmla_rot180_laneq_f16): New.
8642 (vcmlaq_rot180_lane_f16): New.
8643 (vcmlaq_rot180_laneq_f16): New.
8644 (vcmla_rot270_f16): New.
8645 (vcmlaq_rot270_f16): New.
8646 (vcmla_rot270_lane_f16): New.
8647 (vcmla_rot270_laneq_f16): New.
8648 (vcmlaq_rot270_lane_f16): New.
8649 (vcmlaq_rot270_laneq_f16): New.
8650 (vcadd_rot90_f32): New.
8651 (vcaddq_rot90_f32): New.
8652 (vcadd_rot270_f32): New.
8653 (vcaddq_rot270_f32): New.
8656 (vcmla_lane_f32): New.
8657 (vcmla_laneq_f32): New.
8658 (vcmlaq_lane_f32): New.
8659 (vcmlaq_laneq_f32): New.
8660 (vcmla_rot90_f32): New.
8661 (vcmlaq_rot90_f32): New.
8662 (vcmla_rot90_lane_f32): New.
8663 (vcmla_rot90_laneq_f32): New.
8664 (vcmlaq_rot90_lane_f32): New.
8665 (vcmlaq_rot90_laneq_f32): New.
8666 (vcmla_rot180_f32): New.
8667 (vcmlaq_rot180_f32): New.
8668 (vcmla_rot180_lane_f32): New.
8669 (vcmla_rot180_laneq_f32): New.
8670 (vcmlaq_rot180_lane_f32): New.
8671 (vcmlaq_rot180_laneq_f32): New.
8672 (vcmla_rot270_f32): New.
8673 (vcmlaq_rot270_f32): New.
8674 (vcmla_rot270_lane_f32): New.
8675 (vcmla_rot270_laneq_f32): New.
8676 (vcmlaq_rot270_lane_f32): New.
8677 (vcmlaq_rot270_laneq_f32): New.
8678 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8679 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8680 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8681 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8682 vcmlaq_lane270): New.
8683 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8684 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8685 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8686 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8687 (arm_option_reconfigure_globals): Use them.
8688 * config/arm/iterators.md (VDF, VQ_HSF): New.
8689 (VCADD, VCMLA): New.
8690 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8691 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8693 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8694 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8696 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8698 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8699 Add qualifier_lane_pair_index.
8700 (emit-rtl.h): Include.
8701 (TYPES_QUADOP_LANE_PAIR): New.
8702 (aarch64_simd_expand_args): Use it.
8703 (aarch64_simd_expand_builtin): Likewise.
8704 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8706 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8707 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8708 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8709 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8710 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8711 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8712 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8713 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8714 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8715 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8716 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8717 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8718 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8719 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8720 Add __ARM_FEATURE_COMPLEX.
8721 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8722 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8723 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8724 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8725 fcmlaq_lane270): New.
8726 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8727 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8728 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8729 * config/aarch64/arm_neon.h:
8730 (vcadd_rot90_f16): New.
8731 (vcaddq_rot90_f16): New.
8732 (vcadd_rot270_f16): New.
8733 (vcaddq_rot270_f16): New.
8736 (vcmla_lane_f16): New.
8737 (vcmla_laneq_f16): New.
8738 (vcmlaq_lane_f16): New.
8739 (vcmlaq_rot90_lane_f16): New.
8740 (vcmla_rot90_laneq_f16): New.
8741 (vcmla_rot90_lane_f16): New.
8742 (vcmlaq_rot90_f16): New.
8743 (vcmla_rot90_f16): New.
8744 (vcmlaq_laneq_f16): New.
8745 (vcmla_rot180_laneq_f16): New.
8746 (vcmla_rot180_lane_f16): New.
8747 (vcmlaq_rot180_f16): New.
8748 (vcmla_rot180_f16): New.
8749 (vcmlaq_rot90_laneq_f16): New.
8750 (vcmlaq_rot270_laneq_f16): New.
8751 (vcmlaq_rot270_lane_f16): New.
8752 (vcmla_rot270_laneq_f16): New.
8753 (vcmlaq_rot270_f16): New.
8754 (vcmla_rot270_f16): New.
8755 (vcmlaq_rot180_laneq_f16): New.
8756 (vcmlaq_rot180_lane_f16): New.
8757 (vcmla_rot270_lane_f16): New.
8758 (vcadd_rot90_f32): New.
8759 (vcaddq_rot90_f32): New.
8760 (vcaddq_rot90_f64): New.
8761 (vcadd_rot270_f32): New.
8762 (vcaddq_rot270_f32): New.
8763 (vcaddq_rot270_f64): New.
8767 (vcmla_lane_f32): New.
8768 (vcmla_laneq_f32): New.
8769 (vcmlaq_lane_f32): New.
8770 (vcmlaq_laneq_f32): New.
8771 (vcmla_rot90_f32): New.
8772 (vcmlaq_rot90_f32): New.
8773 (vcmlaq_rot90_f64): New.
8774 (vcmla_rot90_lane_f32): New.
8775 (vcmla_rot90_laneq_f32): New.
8776 (vcmlaq_rot90_lane_f32): New.
8777 (vcmlaq_rot90_laneq_f32): New.
8778 (vcmla_rot180_f32): New.
8779 (vcmlaq_rot180_f32): New.
8780 (vcmlaq_rot180_f64): New.
8781 (vcmla_rot180_lane_f32): New.
8782 (vcmla_rot180_laneq_f32): New.
8783 (vcmlaq_rot180_lane_f32): New.
8784 (vcmlaq_rot180_laneq_f32): New.
8785 (vcmla_rot270_f32): New.
8786 (vcmlaq_rot270_f32): New.
8787 (vcmlaq_rot270_f64): New.
8788 (vcmla_rot270_lane_f32): New.
8789 (vcmla_rot270_laneq_f32): New.
8790 (vcmlaq_rot270_lane_f32): New.
8791 (vcmlaq_rot270_laneq_f32): New.
8792 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
8793 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
8794 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
8795 (FCADD, FCMLA): New.
8797 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
8799 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8803 * config/pa/pa.c: Change "can not" to "cannot".
8804 * gimple-ssa-evrp-analyze.c: Likewise.
8805 * ipa-icf.c: Likewise.
8806 * ipa-polymorphic-call.c: Likewise.
8807 * ipa-pure-const.c: Likewise.
8808 * lra-constraints.c: Likewise.
8809 * lra-remat.c: Likewise.
8810 * reload1.c: Likewise.
8811 * reorg.c: Likewise.
8812 * tree-ssa-uninit.c: Likewise.
8814 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8818 * Makefile.in: Mechanically replace "can not" with "cannot".
8819 * alias.c: Likewise.
8820 * builtins.c: Likewise.
8821 * calls.c: Likewise.
8822 * cgraph.c: Likewise.
8823 * cgraph.h: Likewise.
8824 * cgraphclones.c: Likewise.
8825 * cgraphunit.c: Likewise.
8826 * combine-stack-adj.c: Likewise.
8827 * combine.c: Likewise.
8828 * common/config/i386/i386-common.c: Likewise.
8829 * config/aarch64/aarch64.c: Likewise.
8830 * config/alpha/sync.md: Likewise.
8831 * config/arc/arc.c: Likewise.
8832 * config/arc/predicates.md: Likewise.
8833 * config/arm/arm-c.c: Likewise.
8834 * config/arm/arm.c: Likewise.
8835 * config/arm/arm.h: Likewise.
8836 * config/arm/arm.md: Likewise.
8837 * config/arm/cortex-r4f.md: Likewise.
8838 * config/csky/csky.c: Likewise.
8839 * config/csky/csky.h: Likewise.
8840 * config/darwin-f.c: Likewise.
8841 * config/epiphany/epiphany.md: Likewise.
8842 * config/i386/i386.c: Likewise.
8843 * config/i386/sol2.h: Likewise.
8844 * config/m68k/m68k.c: Likewise.
8845 * config/mcore/mcore.h: Likewise.
8846 * config/microblaze/microblaze.md: Likewise.
8847 * config/mips/20kc.md: Likewise.
8848 * config/mips/sb1.md: Likewise.
8849 * config/nds32/nds32.c: Likewise.
8850 * config/nds32/predicates.md: Likewise.
8851 * config/pa/pa.c: Likewise.
8852 * config/rs6000/e300c2c3.md: Likewise.
8853 * config/rs6000/rs6000.c: Likewise.
8854 * config/s390/s390.h: Likewise.
8855 * config/sh/sh.c: Likewise.
8856 * config/sh/sh.md: Likewise.
8857 * config/spu/vmx2spu.h: Likewise.
8858 * cprop.c: Likewise.
8859 * dbxout.c: Likewise.
8860 * df-scan.c: Likewise.
8861 * doc/cfg.texi: Likewise.
8862 * doc/extend.texi: Likewise.
8863 * doc/fragments.texi: Likewise.
8864 * doc/gty.texi: Likewise.
8865 * doc/invoke.texi: Likewise.
8866 * doc/lto.texi: Likewise.
8867 * doc/md.texi: Likewise.
8868 * doc/objc.texi: Likewise.
8869 * doc/rtl.texi: Likewise.
8870 * doc/tm.texi: Likewise.
8872 * emit-rtl.c: Likewise.
8873 * emit-rtl.h: Likewise.
8874 * except.c: Likewise.
8875 * expmed.c: Likewise.
8877 * fold-const.c: Likewise.
8878 * genautomata.c: Likewise.
8879 * gimple-fold.c: Likewise.
8880 * hard-reg-set.h: Likewise.
8881 * ifcvt.c: Likewise.
8882 * ipa-comdats.c: Likewise.
8883 * ipa-cp.c: Likewise.
8884 * ipa-devirt.c: Likewise.
8885 * ipa-fnsummary.c: Likewise.
8886 * ipa-icf.c: Likewise.
8887 * ipa-inline-transform.c: Likewise.
8888 * ipa-inline.c: Likewise.
8889 * ipa-polymorphic-call.c: Likewise.
8890 * ipa-profile.c: Likewise.
8891 * ipa-prop.c: Likewise.
8892 * ipa-pure-const.c: Likewise.
8893 * ipa-reference.c: Likewise.
8894 * ipa-split.c: Likewise.
8895 * ipa-visibility.c: Likewise.
8897 * ira-build.c: Likewise.
8898 * ira-color.c: Likewise.
8899 * ira-conflicts.c: Likewise.
8900 * ira-costs.c: Likewise.
8901 * ira-int.h: Likewise.
8902 * ira-lives.c: Likewise.
8905 * loop-invariant.c: Likewise.
8906 * loop-unroll.c: Likewise.
8907 * lower-subreg.c: Likewise.
8908 * lra-assigns.c: Likewise.
8909 * lra-constraints.c: Likewise.
8910 * lra-eliminations.c: Likewise.
8911 * lra-lives.c: Likewise.
8912 * lra-remat.c: Likewise.
8913 * lra-spills.c: Likewise.
8915 * lto-cgraph.c: Likewise.
8916 * lto-streamer-out.c: Likewise.
8917 * postreload-gcse.c: Likewise.
8918 * predict.c: Likewise.
8919 * profile-count.h: Likewise.
8920 * profile.c: Likewise.
8921 * recog.c: Likewise.
8923 * reload.c: Likewise.
8924 * reload1.c: Likewise.
8925 * reorg.c: Likewise.
8926 * resource.c: Likewise.
8927 * rtl.def: Likewise.
8929 * rtlanal.c: Likewise.
8930 * sched-deps.c: Likewise.
8931 * sched-ebb.c: Likewise.
8932 * sched-rgn.c: Likewise.
8933 * sel-sched-ir.c: Likewise.
8934 * sel-sched.c: Likewise.
8935 * shrink-wrap.c: Likewise.
8936 * simplify-rtx.c: Likewise.
8937 * symtab.c: Likewise.
8938 * target.def: Likewise.
8939 * toplev.c: Likewise.
8940 * tree-call-cdce.c: Likewise.
8941 * tree-cfg.c: Likewise.
8942 * tree-complex.c: Likewise.
8943 * tree-core.h: Likewise.
8944 * tree-eh.c: Likewise.
8945 * tree-inline.c: Likewise.
8946 * tree-loop-distribution.c: Likewise.
8947 * tree-nrv.c: Likewise.
8948 * tree-profile.c: Likewise.
8949 * tree-sra.c: Likewise.
8950 * tree-ssa-alias.c: Likewise.
8951 * tree-ssa-dce.c: Likewise.
8952 * tree-ssa-dom.c: Likewise.
8953 * tree-ssa-forwprop.c: Likewise.
8954 * tree-ssa-loop-im.c: Likewise.
8955 * tree-ssa-loop-ivcanon.c: Likewise.
8956 * tree-ssa-loop-ivopts.c: Likewise.
8957 * tree-ssa-loop-niter.c: Likewise.
8958 * tree-ssa-phionlycprop.c: Likewise.
8959 * tree-ssa-phiopt.c: Likewise.
8960 * tree-ssa-propagate.c: Likewise.
8961 * tree-ssa-threadedge.c: Likewise.
8962 * tree-ssa-threadupdate.c: Likewise.
8963 * tree-ssa-uninit.c: Likewise.
8964 * tree-ssanames.c: Likewise.
8965 * tree-streamer-out.c: Likewise.
8968 * vr-values.c: Likewise.
8970 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
8972 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
8973 (ix86_split_xorsign): Ditto.
8974 * config/i386/i386.c (ix86_expand_xorsign): New function.
8975 (ix86_split_xorsign): Ditto.
8976 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
8977 (xorsign<mode>3): New expander.
8978 (xorsign<mode>3_1): New insn_and_split pattern.
8979 * config/i386/sse.md (xorsign<mode>3): New expander.
8981 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
8983 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
8984 (*tablejump_sp64): Likewise.
8985 (*tablejump<P:mode>): ...this.
8986 (*call_address_sp32): Merge into...
8987 (*call_address_sp64): Likewise.
8988 (*call_address<P:mode>): ...this.
8989 (*call_symbolic_sp32): Merge into...
8990 (*call_symbolic_sp64): Likewise.
8991 (*call_symbolic<P:mode>): ...this.
8992 (call_value): Remove constraint and add predicate.
8993 (*call_value_address_sp32): Merge into...
8994 (*call_value_address_sp64): Likewise.
8995 (*call_value_address<P:mode>): ...this.
8996 (*call_value_symbolic_sp32): Merge into...
8997 (*call_value_symbolic_sp64): Likewise.
8998 (*call_value_symbolic<P:mode>): ...this.
8999 (*sibcall_symbolic_sp32): Merge into...
9000 (*sibcall_symbolic_sp64): Likewise.
9001 (*sibcall_symbolic<P:mode>): ...this.
9002 (sibcall_value): Remove constraint and add predicate.
9003 (*sibcall_value_symbolic_sp32): Merge into...
9004 (*sibcall_value_symbolic_sp64): Likewise.
9005 (*sibcall_value_symbolic<P:mode>): ...this.
9006 (window_save): Minor tweak.
9007 (*branch_sp32): Merge into...
9008 (*branch_sp64): Likewise.
9009 (*branch<P:mode>): ...this.
9011 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9012 James Clarke <jrtc27@jrtc27.com>
9015 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9016 consistently in TLS address generation and adjust code to the renaming
9017 of patterns. Mark calls to __tls_get_addr as const.
9018 * config/sparc/sparc.md (tgd_hi22): Turn into...
9019 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9020 (tgd_lo10): Turn into...
9021 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9022 (tgd_add32): Merge into...
9023 (tgd_add64): Likewise.
9024 (tgd_add<P:mode>): ...this and use Pmode throughout.
9025 (tldm_hi22): Turn into...
9026 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9027 (tldm_lo10): Turn into...
9028 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9029 (tldm_add32): Merge into...
9030 (tldm_add64): Likewise.
9031 (tldm_add<P:mode>): ...this and use Pmode throughout.
9032 (tldm_call32): Merge into...
9033 (tldm_call64): Likewise.
9034 (tldm_call<P:mode>): ...this and use Pmode throughout.
9035 (tldo_hix22): Turn into...
9036 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9037 (tldo_lox10): Turn into...
9038 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9039 (tldo_add32): Merge into...
9040 (tldo_add64): Likewise.
9041 (tldo_add<P:mode>): ...this and use Pmode throughout.
9042 (tie_hi22): Turn into...
9043 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9044 (tie_lo10): Turn into...
9045 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9046 (tie_ld64): Use DImode throughout.
9047 (tie_add32): Merge into...
9048 (tie_add64): Likewise.
9049 (tie_add<P:mode>): ...this and use Pmode throughout.
9050 (tle_hix22_sp32): Merge into...
9051 (tle_hix22_sp64): Likewise.
9052 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9053 (tle_lox22_sp32): Merge into...
9054 (tle_lox22_sp64): Likewise.
9055 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9056 (*tldo_ldub_sp32): Merge into...
9057 (*tldo_ldub_sp64): Likewise.
9058 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9059 (*tldo_ldub1_sp32): Merge into...
9060 (*tldo_ldub1_sp64): Likewise.
9061 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9062 (*tldo_ldub2_sp32): Merge into...
9063 (*tldo_ldub2_sp64): Likewise.
9064 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9065 (*tldo_ldsb1_sp32): Merge into...
9066 (*tldo_ldsb1_sp64): Likewise.
9067 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9068 (*tldo_ldsb2_sp32): Merge into...
9069 (*tldo_ldsb2_sp64): Likewise.
9070 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9071 (*tldo_ldub3_sp64): Use DImode throughout.
9072 (*tldo_ldsb3_sp64): Likewise.
9073 (*tldo_lduh_sp32): Merge into...
9074 (*tldo_lduh_sp64): Likewise.
9075 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9076 (*tldo_lduh1_sp32): Merge into...
9077 (*tldo_lduh1_sp64): Likewise.
9078 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9079 (*tldo_ldsh1_sp32): Merge into...
9080 (*tldo_ldsh1_sp64): Likewise.
9081 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9082 (*tldo_lduh2_sp64): Use DImode throughout.
9083 (*tldo_ldsh2_sp64): Likewise.
9084 (*tldo_lduw_sp32): Merge into...
9085 (*tldo_lduw_sp64): Likewise.
9086 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9087 (*tldo_lduw1_sp64): Use DImode throughout.
9088 (*tldo_ldsw1_sp64): Likewise.
9089 (*tldo_ldx_sp64): Likewise.
9090 (*tldo_stb_sp32): Merge into...
9091 (*tldo_stb_sp64): Likewise.
9092 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9093 (*tldo_sth_sp32): Merge into...
9094 (*tldo_sth_sp64): Likewise.
9095 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9096 (*tldo_stw_sp32): Merge into...
9097 (*tldo_stw_sp64): Likewise.
9098 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9099 (*tldo_stx_sp64): Use DImode throughout.
9101 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9103 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9104 check configure option to set BTI and Return Address Signing.
9105 * configure.ac: Add --enable-standard-branch-protection and
9106 --disable-standard-branch-protection.
9107 * configure: Regenerated.
9108 * doc/install.texi: Document the same.
9110 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9111 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9113 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9114 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9115 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9117 * config/aarch64/aarch64-bti-insert.c: New file.
9118 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9120 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9122 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9123 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9124 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9125 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9127 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9129 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9130 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9131 Disable bti for -mbranch-protection=none.
9132 (aarch64_handle_standard_branch_protection): Enable bti for
9133 -mbranch-protection=standard.
9134 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9135 -mbranch-protection.
9136 (aarch64_bti_enabled): Check if bti is enabled.
9137 * config/aarch64/aarch64.opt: Declare target variable.
9138 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9140 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9142 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9143 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9144 (aarch64_expand_epilogue): Likewise.
9145 (aarch64_output_mi_thunk): Likewise
9146 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9147 TAILCALL_ADDR_REGS to x16 and x17.
9148 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9150 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9152 * config/aarch64/aarch64-option-extensions.def: Define
9153 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9154 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9155 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9156 (AARCH64_FL_PREDRES): New.
9157 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9158 AARCH64_FL_PREDRES by default.
9159 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9161 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9163 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9165 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9166 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9167 * doc/invoke.texi: Document ARMv8.5-A.
9169 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9171 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9172 (xorsign<mode>3): Likewise.
9174 2019-01-09 Jelinek <jakub@redhat.com>
9177 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9178 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9180 PR rtl-optimization/88331
9181 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9182 not currently_expanding_to_rtl.
9184 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9186 * doc/invoke.texi (-Os): Remove trailing spaces.
9187 (-finline-functions): Remove reference to -O2.
9189 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9191 PR rtl-optimization/79593
9192 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9194 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9195 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9197 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9200 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9204 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9205 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9207 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9210 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9211 ix86_avx_u128_mode_entry.
9213 2019-01-08 Martin Liska <mliska@suse.cz>
9215 PR tree-optimization/88753
9216 * tree-switch-conversion.c (switch_conversion::build_one_array):
9217 Come up with local variable constructor. Convert first to
9218 type of constructor values.
9220 2019-01-08 Richard Biener <rguenther@suse.de>
9222 PR tree-optimization/86554
9223 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9224 rpo_avail): Move earlier.
9225 (visit_nary_op): When value-numbering to expressions
9226 with different overflow behavior make sure there's an
9227 available expression on the path.
9229 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9231 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9232 aarch64_parse_branch_protection,
9233 struct aarch64_branch_protect_type,
9234 aarch64_handle_no_branch_protection,
9235 aarch64_handle_standard_branch_protection,
9236 aarch64_validate_mbranch_protection,
9237 aarch64_handle_pac_ret_protection,
9238 aarch64_handle_attr_branch_protection,
9239 accepted_branch_protection_string,
9240 aarch64_pac_ret_subtypes,
9241 aarch64_branch_protect_types,
9242 aarch64_handle_pac_ret_leaf): Define.
9243 (aarch64_override_options_after_change_1, aarch64_override_options):
9244 Add check for accepted_branch_protection_string.
9245 (aarch64_option_save): Save accepted_branch_protection_string.
9246 (aarch64_option_restore): Save accepted_branch_protection_string.
9247 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9248 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9249 msign-return-address.
9250 * doc/invoke.texi: Add mbranch-protection.
9252 2019-01-08 Alan Modra <amodra@gmail.com>
9255 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9256 Delete "unknownp" parameter. Adjust callers. Handle
9257 CONST_INT, PLUS, MINUS, and MULT.
9258 (attr_value_aligned): Renamed from or_attr_value.
9259 (min_attr_value): Return INT_MIN for unhandled rtl case..
9260 (min_fn): ..and translate to INT_MAX here.
9261 (write_length_unit_log): Modify to cope without "unknown".
9262 (write_attr_value): Handle IF_THEN_ELSE.
9264 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9266 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9267 optimization for masked stores.
9269 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9272 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9273 output vector directly to duplicate_and_interleave instead of
9274 going through a temporary. Postpone insertion of ctor_seq to
9275 the end of the loop.
9277 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9280 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9281 unsigned_p. Handle signed and unsigned overflow correction as
9283 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9285 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9287 (add<mode>3_compareV_imm): Make this callable for expanding.
9288 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9289 aarch64_plus_operand for operand 2.
9290 (subv<GPI:mode>_insn): New insn pattern.
9291 (subv<GPI:mode>_imm): Likewise.
9292 (negv<GPI:mode>3): New expand pattern.
9293 (negv<GPI:mode>_insn): New insn pattern.
9294 (negv<GPI:mode>_cmp_only): Likewise.
9295 (cmpv<GPI:mode>_insn): Likewise.
9296 (subvti4): Use register_operand for operand 1. Update call to
9297 aarch64_expand_subvti.
9298 (usubvti4): Likewise.
9299 (negvti3): New expand pattern.
9300 (negdi_carryout): New insn pattern.
9301 (negvdi_carryinV): New insn pattern.
9302 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9303 version the named version.
9304 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9306 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9308 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9310 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9311 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9312 (sub<mode>3_carryinCV): Delete.
9313 (sub<GPI:mode>3_carryinV): New expand pattern.
9314 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9316 2019-01-07 Richard Biener <rguenther@suse.de>
9318 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9319 of tree_operand_hash.
9321 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9323 PR tree-optimization/88598
9324 * tree.h (single_nonzero_element): Declare.
9325 * tree.c (single_nonzero_element): New function.
9326 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9327 if I is the only nonzero element of CST.
9329 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9331 PR tree-optimization/88598
9332 * tree.h (initializer_each_zero_or_onep): Declare.
9333 * tree.c (initializer_each_zero_or_onep): New function.
9334 (signed_or_unsigned_type_for): Handle float types too.
9335 (unsigned_type_for, signed_type_for): Update comments accordingly.
9336 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9337 x & { 0 or -1, 0 or -1, ... }.
9339 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9341 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9342 with x86_64-pc-linux-gnu.
9344 2019-01-07 Tom de Vries <tdevries@suse.de>
9347 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9349 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9352 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9354 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9355 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9356 TARGET_AVX512F as condition.
9359 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9360 const_not_ok_for_debug_p target hook.
9361 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9362 on UNSPEC and subexpressions thereof if all subexpressions of the
9363 UNSPEC are CONSTANT_P.
9365 PR tree-optimization/88676
9366 * tree-ssa-phiopt.c (two_value_replacement): New function.
9367 (tree_ssa_phiopt_worker): Call it.
9370 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9371 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9374 * tree-vect-generic.c: Include insn-config.h and recog.h.
9375 (expand_vector_piecewise): Add defaulted ret_type argument,
9376 if non-NULL, use that in preference to type for the result type.
9377 (expand_vector_parallel): Formatting fix.
9378 (do_vec_conversion, do_vec_narrowing_conversion,
9379 expand_vector_conversion): New functions.
9380 (expand_vector_operations_1): Call expand_vector_conversion
9381 for VEC_CONVERT ifn calls.
9382 * internal-fn.def (VEC_CONVERT): New internal function.
9383 * internal-fn.c (expand_VEC_CONVERT): New function.
9384 * fold-const-call.c (fold_const_vec_convert): New function.
9385 (fold_const_call): Use it for CFN_VEC_CONVERT.
9386 * doc/extend.texi (__builtin_convertvector): Document.
9388 2019-01-07 Tom de Vries <tdevries@suse.de>
9390 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9391 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9392 vector_red_partition, vector_red_sym): New global variables.
9393 (nvptx_option_override): Initialize vector_red_sym.
9394 (nvptx_declare_function_name): Restore red_partition register.
9395 (nvptx_file_end): Emit code to declare the vector reduction variables.
9396 (nvptx_output_red_partition): New function.
9397 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9398 large vector reductions.
9399 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9400 (nvptx_init_builtins): Add VECTOR_ADDR.
9401 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9402 Handle nvptx_expand_shared_addr.
9403 (nvptx_get_shared_red_addr): Add vector argument and handle large
9405 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9407 (nvptx_goacc_reduction_init): Likewise.
9408 (nvptx_goacc_reduction_fini): Likewise.
9409 (nvptx_goacc_reduction_teardown): Likewise.
9410 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9411 init,fini,teardown}.
9412 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9413 (nvptx_set_current_function): Init vector_red_partition.
9414 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9415 (nvptx_red_partition): New insn.
9416 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9418 2019-01-07 Tom de Vries <tdevries@suse.de>
9421 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9424 2019-01-07 Tom de Vries <tdevries@suse.de>
9426 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9427 (nvptx_option_override): Init oacc_bcast_partition.
9428 (nvptx_init_oacc_workers): New function.
9429 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9430 (nvptx_needs_shared_bcast): New function.
9431 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9433 (nvptx_shared_propagate): Initialize vector bcast partition and
9434 synchronization state.
9435 (nvptx_single): Generalize to enable vectors to use shared-memory
9437 (nvptx_process_pars): Likewise.
9438 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9439 * config/nvptx/nvptx.h (struct machine_function): Add
9440 bcast_partition and sync_bar members.
9442 2019-01-07 Tom de Vries <tdevries@suse.de>
9444 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9445 (nvptx_apply_dim_limits): New function.
9446 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9449 2019-01-07 Tom de Vries <tdevries@suse.de>
9451 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9452 as late as possible.
9454 2019-01-07 Tom de Vries <tdevries@suse.de>
9456 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9457 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9458 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9459 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9460 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9462 2019-01-07 Tom de Vries <tdevries@suse.de>
9464 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9466 2019-01-07 Tom de Vries <tdevries@suse.de>
9468 * omp-offload.c (oacc_get_min_dim): New function.
9469 * omp-offload.h (oacc_get_min_dim): Declare.
9471 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9474 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9475 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9477 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9481 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9483 * ipa-inline.c (edge_badness): Use inlined_time instead of
9484 inline_summaries->get.
9486 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9488 * opts.c (enable_fdo_optimizations): Enable
9489 version-loops-for-strides, loop-interchange, unrol-and-jam
9490 and tree-loop-distribution.
9491 * invoke.texi: Document newly enabled options.
9493 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9495 * doc/invoke.texi (max-inline-insns-small): New parameters.
9496 * ipa-inline.c (want_early_inline_function_p): simplify.
9497 (want_inline_small_function_p): Fix pasto from previous patch;
9498 use max-inline-insns-small bound.
9499 * params.def (max-inline-insns-small): New param.
9500 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9501 variables correctly.
9503 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9505 * doc/invoke.texi: Document max-inline-insns-size,
9506 uninlined-function-insns, uninlined-function-time,
9507 uninlined-thunk-insns and uninlined-thunk-time.
9508 * params.def: Add max-inline-insns-size,
9509 uninlined-function-insns, uninlined-function-time,
9510 uninlined-thunk-insns and uninlined-thunk-time.
9511 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9513 * ipa-inline.c (can_inline_edge_by_limits_p,
9514 want_inline_small_function_p): Use new parameters.
9516 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9518 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9520 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9524 * expr.c (expand_assignment): For calls returning VLA structures
9525 if to_rtx is not a MEM, force it into a stack temporary.
9528 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9529 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9530 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9531 subexpressions of both operands.
9532 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9533 subrtxes are CONSTANT_P.
9534 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9537 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9539 * params.def (hot-bb-count-ws-permille): Set to 990.
9541 2019-01-04 Martin Sebor <msebor@redhat.com>
9544 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9547 2019-01-04 Martin Sebor <msebor@redhat.com>
9550 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9552 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9554 * gdbinit.in: Turn off pagination for the skip commands, restore
9555 it to previous state afterwards.
9557 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9560 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9561 of GET_MODE (opN) as modes of the libcall arguments.
9563 2019-01-04 Jan Beulich <jbeulich@suse.com>
9565 * config/i386/sse.md
9566 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9567 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9568 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9569 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9570 avx512f_vmcmp<mode>3<round_saeonly_name>,
9571 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9572 avx512f_maskcmp<mode>3,
9573 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9574 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9575 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9576 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9577 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9578 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9579 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9580 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9581 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9582 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9583 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9584 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9585 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9586 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9587 avx512cd_maskb_vec_dup<mode>,
9588 avx512cd_maskw_vec_dup<mode>,
9589 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9590 avx512dq_vmfpclass<mode>,
9591 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9594 2019-01-03 Martin Sebor <msebor@redhat.com>
9596 PR tree-optimization/88659
9597 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9599 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9601 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9602 unaligned vsx and avoid lxvd2x/stxvd2x.
9603 (gen_lvx_v4si_move): New function.
9605 2019-01-03 Tom de Vries <tdevries@suse.de>
9607 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9608 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9610 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9612 2019-01-03 Tom de Vries <tdevries@suse.de>
9614 * config/nvptx/nvptx.c (struct offload_attrs): New.
9615 (populate_offload_attrs): New function. Factor mask extraction out of
9616 nvptx_reorg. Add extraction of dimensions.
9617 (nvptx_reorg): Use populate_offload_attrs.
9619 2019-01-03 Tom de Vries <tdevries@suse.de>
9621 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9622 cases for oacc_min_dims_p and routine_p. Add asserts for
9623 oacc_default_dims_p and offload_region_p.
9625 2019-01-03 Tom de Vries <tdevries@suse.de>
9627 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9629 (nvptx_goacc_validate_dims): ... here.
9631 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9633 PR tree-optimization/85574
9634 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9636 (struct ssa_equip_hash_traits): Declare.
9637 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9639 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9642 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9643 change it to qualified_type.
9645 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9647 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9648 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9650 2019-01-02 Martin Sebor <msebor@redhat.com>
9651 Jeff Law <law@redhat.com>
9653 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9654 (get_range_strlen_tree): Update appropriately.
9656 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9658 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9659 rather than set_range_info.
9660 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9661 maybe_set_strlen_range. Handle potentially boundary crossing
9662 cases more conservatively.
9663 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9664 Call set_strlen_range.
9665 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9668 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9669 need the flexp argument.
9670 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9671 from calls to get_range_strlen. Update comments. Just update
9672 VAL for an unterminated const char array and let the reset of the
9673 code handle it normally. No longer try to set *flexp. Adjust
9675 (get_range_strlen): Update for the new get_range_strlen API.
9676 (get_maxval_strlen): Similarly.
9677 (gimple_fold_builtin_strlen): Handle update meaning of return value
9678 from get_range_strlen.
9679 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9680 get_range_strlen API.
9682 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9685 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9686 false at WPA time when body was removed.
9688 2019-01-02 Martin Liska <mliska@suse.cz>
9690 PR tree-optimization/88650
9691 * predict.c (set_even_probabilities): Calculate probability
9692 remainer only when really used.
9694 2019-01-02 Richard Biener <rguenther@suse.de>
9697 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9698 widest_ints when mangling max_stmt_execution results.
9700 2019-01-02 Richard Biener <rguenther@suse.de>
9702 PR tree-optimization/88621
9703 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9704 bitfields when canoncalizing.
9706 2019-01-02 Richard Biener <rguenther@suse.de>
9709 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9710 cost of cheap SSE instruction.
9712 2019-01-02 Richard Biener <rguenther@suse.de>
9715 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9716 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9718 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9719 set after UIDs before splitting them.
9721 2019-01-01 Martin Sebor <msebor@redhat.com>
9722 Jeff Law <law@redhat.com>
9724 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9725 length is optimistic. If it is, then arrange to compute the
9726 conservative length as well.
9728 * gimple-fold.h (get_range_strlen): Update prototype.
9729 * builtins.c (check_access): Update call to get_range_strlen to use
9730 c_strlen_data pointer. Change various variable accesses to instead
9731 pull data from the c_strlen_data structure.
9732 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9733 * calls.c (maybe_warn_nonstring_arg): Likewise.
9734 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9735 minimum length if maximum lengh is unknown.
9736 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9737 that used c_strlen, it's no longer needed. Restructure slightly.
9738 (format_string): Set unlikely range appropriately.
9739 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9741 (get_range_strlen): Accept c_strlen_data pointer for external
9742 call sites as well. Pass through to call to internal get_range_strlen.
9743 Adjust minlen, maxlen and maxbound as needed.
9744 (get_maxval_strlen): Update comments.
9745 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9746 to use c_strlen_data pointer. Change variable accesses to instead
9747 use c_strlen_data data members.
9749 * gimple-fold.c (get_range_strlen): Update prototype.
9750 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9751 local variables. Use pdata to return information to caller.
9752 Update calls to get_range_strlen. Update pdata->maxbound.
9753 (get_range_strlen -- static version): Similarly.
9754 (get_range_strlen -- extern version): Update for internal
9755 get_range_strlen API change. Convert to external data format.
9756 (get_maxval_strlen): Similarly.
9758 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9760 * coverage.c (get_coverage_counts): Use current_function_decl.
9761 * profile.c (read_thunk_profile): New function.
9762 (branch_prob): Add THUNK parameter.
9763 * tree-profile.c (tree_profiling): Handle thunks.
9764 * value-prof.c (init_node_map): Handle thunks.
9765 * value-prof.h (branch_prob): Upate prototype.
9766 (read_thunk_profile): Declare.
9768 2019-01-01 Jakub Jelinek <jakub@redhat.com>
9770 Update copyright years.
9772 * gcc.c (process_command): Update copyright notice dates.
9773 * gcov-dump.c (print_version): Ditto.
9774 * gcov.c (print_version): Ditto.
9775 * gcov-tool.c (print_version): Ditto.
9776 * gengtype.c (create_file): Ditto.
9777 * doc/cpp.texi: Bump @copying's copyright year.
9778 * doc/cppinternals.texi: Ditto.
9779 * doc/gcc.texi: Ditto.
9780 * doc/gccint.texi: Ditto.
9781 * doc/gcov.texi: Ditto.
9782 * doc/install.texi: Ditto.
9783 * doc/invoke.texi: Ditto.
9785 Copyright (C) 2019 Free Software Foundation, Inc.
9787 Copying and distribution of this file, with or without modification,
9788 are permitted in any medium without royalty provided the copyright
9789 notice and this notice are preserved.