1 2017-05-05 Nathan Sidwell <nathan@acm.org>
3 * store-motion.c (remove_reachable_equiv_notes): Reformat long
6 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
9 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
10 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
11 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
12 VF=2 that require versioning.
14 2017-05-05 David Malcolm <dmalcolm@redhat.com>
16 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
19 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21 * diagnostic.h (diagnostic_override_option_index): Convert from
22 macro to inline function.
24 2017-05-05 David Malcolm <dmalcolm@redhat.com>
26 * diagnostic.c (last_module_changed_p): New function.
27 (set_last_module): New function.
28 (diagnostic_report_current_module): Convert macro usage to
30 * diagnostic.h (diagnostic_context::last_module): Strengthen
31 from const line_map * to const line_map_ordinary *.
32 (diagnostic_last_module_changed): Delete macro.
33 (diagnostic_set_last_module): Delete macro.
35 2017-05-05 David Malcolm <dmalcolm@redhat.com>
37 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
38 with diagnostic_report_diagnostic.
39 (diagnostic_n_impl_richloc): Likewise.
40 * diagnostic.h (report_diagnostic): Delete macro.
41 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
42 with diagnostic_report_diagnostic.
43 * substring-locations.c (format_warning_va): Likewise.
45 2017-05-05 David Malcolm <dmalcolm@redhat.com>
47 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
48 save/restor of format_spec. Move option-printing code to...
49 (print_option_information): ...this new function, and
50 reimplement by simply printing to the pretty_printer,
51 rather than appending to the format string.
53 2017-05-05 David Malcolm <dmalcolm@redhat.com>
55 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
56 handling logic into...
57 (update_effective_level_from_pragmas): ...this new function.
59 2017-05-04 Andrew Waterman <andrew@sifive.com>
61 * config/riscv/riscv.opt (mstrict-align): New option.
62 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
63 (SLOW_UNALIGNED_ACCESS): Define.
64 (riscv_slow_unaligned_access): Declare.
65 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
67 (riscv_slow_unaligned_access): New variable.
68 (rocket_tune_info): Set slow_unaligned_access to true.
69 (optimize_size_tune_info): Set slow_unaligned_access to false.
70 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
71 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
72 (riscv_option_override): Set riscv_slow_unaligned_access.
73 * doc/invoke.texi: Add -mstrict-align to RISC-V.
75 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
77 * config/riscv/riscv.md: Unify indentation.
79 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
84 * config/rs6000/rs6000.md (u code attribute): Add FIX and
86 (extendsi<mode>2): Add support for doing sign extension via
87 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
88 don't have ISA 3.0 instructions.
89 (extendsi<mode>2 splitter): Likewise.
90 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
91 generate the normal insns since SImode can now go in vector
92 registers. Disallow the special UNSPECs needed for previous
93 machines to hide SImode being used. Add new insns
94 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
95 (fix_trunc<mode>si2_stfiwx): Likewise.
96 (fix_trunc<mode>si2_internal): Likewise.
97 (fixuns_trunc<mode>si2): Likewise.
98 (fixuns_trunc<mode>si2_stfiwx): Likewise.
99 (fctiw<u>z_<mode>_smallint): Likewise.
100 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
101 of floating point to 32-bit integer from doing a direct move to
102 the GPR registers to do a store.
103 (fctiwz_<mode>): Break long line.
105 2017-05-05 Bin Cheng <bin.cheng@arm.com>
107 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
108 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
109 (addr_list, addr_offset_valid_p): New.
110 (split_address_groups): Check offset validity with above function.
111 (gt-tree-ssa-loop-ivopts.h): Include header file.
113 2017-05-05 Nathan Sidwell <nathan@acm.org>
115 * config.gcc (arm*-*-*): Add missing 'fi'.
117 2017-05-05 Steve Ellcey <sellcey@cavium.com>
119 * doc/invoke.texi (-fopt-info): Explicitly say order of options
120 included in -fopt-info does not matter.
121 * doc/optinfo.texi (-fopt-info): Fix description of default
122 behavour. Explicitly say order of options included in -fopt-info
125 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
127 * config.gcc: Allow combinations of aprofile and rmprofile values for
128 --with-multilib-list.
129 * config/arm/t-multilib: New file.
130 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
131 variables. Remove setting of ISA and floating-point ABI in
132 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
133 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
134 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
135 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
137 * config/arm/t-rmprofile: Likewise except for the matches changes.
138 * doc/install.texi (--with-multilib-list): Document the combination of
139 aprofile and rmprofile values and warn about pitfalls in doing that.
141 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
143 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
144 (movdi_aarch64): Likewise.
146 2017-05-05 Jakub Jelinek <jakub@redhat.com>
148 PR tree-optimization/80632
149 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
151 (build_arrays): Initialize it for virtual phis.
152 (fix_phi_nodes): Use it for virtual phis.
154 PR tree-optimization/80558
155 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
156 [x, y] op z into [x op, y op z] for op & or | if conditions
159 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
160 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
163 * config/arm/arm.md (use_literal_pool): Remove.
164 (64-bit immediate split): No longer takes cost into consideration
165 if arm_disable_literal_pool is enabled.
166 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
167 used when arm_disable_literal_pool is enabled.
168 (arm_max_const_double_inline_cost): Remove use of
169 arm_disable_literal_pool.
170 (push_minipool_fix): Add assert.
171 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
172 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
173 (no_literal_pool_sf_immediate): New.
175 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
177 PR tree-optimization/80613
178 * tree-ssa-dce.c (propagate_necessity): Remove cases for
179 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
181 2017-05-05 Richard Biener <rguenther@suse.de>
183 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
185 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
187 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
188 of this flag from insn conditions due to removal from r247495.
190 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
192 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
194 (arm_early_store_addr_dep_ptr): Likewise.
195 * config/arm/aarch-common-protos.h
196 (arm_early_load_addr_dep_ptr): Add prototype.
197 (arm_early_store_addr_dep_ptr): Likewise.
198 * config/arm/cortex-a53.md: Add new bypasses.
200 2017-05-05 Jakub Jelinek <jakub@redhat.com>
202 * tree.c (next_type_uid): Change type to unsigned.
203 (type_hash_canon): Decrement back next_type_uid if
204 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
205 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
208 2017-05-04 Martin Sebor <msebor@redhat.com>
210 * builtins.c: Fix a trivial typo in a comment.
213 * builtins.c (check_sizes): Adjust to handle reading past the end.
214 Avoid printing excessive upper bound of ranges. Use %E to print
215 tree nodes instead of converting them to %wu.
216 (expand_builtin_memchr): New function.
217 (compute_dest_size): Rename...
218 (compute_objsize): ...to this.
219 (expand_builtin_memcpy): Adjust.
220 (expand_builtin_mempcpy): Adjust.
221 (expand_builtin_strcat): Adjust.
222 (expand_builtin_strcpy): Adjust.
223 (check_strncat_sizes): Adjust.
224 (expand_builtin_strncat): Adjust.
225 (expand_builtin_strncpy): Adjust and simplify.
226 (expand_builtin_memset): Adjust.
227 (expand_builtin_bzero): Adjust.
228 (expand_builtin_memcmp): Adjust.
229 (expand_builtin): Handle memcmp.
230 (maybe_emit_chk_warning): Check strncat just once.
232 2017-05-04 Martin Sebor <msebor@redhat.com>
234 PR preprocessor/79214
237 * builtins.c (check_sizes): Add inlining context and issue
238 warnings even when -Wno-system-headers is set.
239 (check_strncat_sizes): Same.
240 (expand_builtin_strncat): Same.
241 (expand_builtin_memmove): New function.
242 (expand_builtin_stpncpy): Same.
243 (expand_builtin): Handle memmove and stpncpy.
245 2017-05-04 Bin Cheng <bin.cheng@arm.com>
247 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
248 which is not used any more.
250 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
252 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
254 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
256 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
257 (cortexa53_tunings): Likewise.
258 (cortexa57_tunings): Likewise.
259 (cortexa72_tunings): Likewise.
260 (cortexa73_tunings): Likewise.
262 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
264 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
265 Set loop alignment to 8.
267 2017-05-04 Martin Sebor <msebor@redhat.com>
270 * builtins.c (expand_builtin_object_size): Add missing quoting to
271 %D and like directives.
272 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
273 (hsa_type_for_tree_type): Same.
274 (verify_function_arguments): Same.
275 * symtab.c (symbol_table::change_decl_assembler_name): Same.
276 * varasm.c (get_section): Same.
279 2017-05-04 Martin Sebor <msebor@redhat.com>
282 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
284 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
286 * config/aarch64/aarch64.c (generic_addrcost_table):
287 Change HI/TI mode setting.
289 2017-05-04 Martin Jambor <mjambor@suse.cz>
291 PR tree-optimization/80622
292 * tree-sra.c (comes_initialized_p): New function.
293 (build_accesses_from_assign): Only set write lazily when
294 comes_initialized_p is false.
295 (analyze_access_subtree): Use comes_initialized_p.
296 (propagate_subaccesses_across_link): Assert !comes_initialized_p
297 instead of testing for PARM_DECL.
299 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
301 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
302 constraint on operand 0 to allow more general addressing modes.
303 Adjust output template.
304 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
306 * config/aarch64/aarch64-protos.h
307 (aarch64_address_valid_for_prefetch_p): Declare prototype.
308 * config/aarch64/constraints.md (Dp): New address constraint.
309 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
312 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
314 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
315 update use of estimate_ipcp_clone_size_and_time.
316 (estimate_local_effects): Update use of
317 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
318 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
319 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
320 Return nonspecialized time.
322 2017-05-04 Richard Biener <rguenther@suse.de>
324 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
325 for the last VUSE which def dominates the PHI. Directly call
327 (get_continuation_for_phi_1): Remove.
329 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
331 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
332 to explain the use of truncating division. Cap the number of
333 iterations to the maximum given by nb_iterations_upper_bound,
336 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
338 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
339 * configure: Regenerate.
340 * config.in: Regenerate.
341 * config/i386/driver-mingw32.c: new file.
342 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
343 * config.host: Link driver-mingw32.o on MinGW host.
344 * doc/install.texi: Document new --enable-mingw-wildcard configure
347 2017-05-04 Marek Polacek <polacek@redhat.com>
349 PR tree-optimization/80612
350 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
352 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
353 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
355 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
356 (movt splitter): Likewise.
357 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
358 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
359 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
360 block for Thumb-1 with MOVT.
361 (thumb2_legitimate_address_p): Move code block ...
362 (can_avoid_literal_pool_for_label_p): ... into this new function.
363 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
365 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
366 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
367 "M-profile targets with the MOVT instruction".
369 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
371 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
372 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
373 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
375 2017-05-04 Martin Liska <mliska@suse.cz>
377 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
380 2017-05-04 Richard Biener <rguenther@suse.de>
382 * tree.c (array_at_struct_end_p): Handle arrays at struct
383 end with flexarrays more conservatively. Refactor and treat
384 arrays of arrays or aggregates more strict. Fix
385 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
386 * tree.c (array_at_struct_end_p): Adjust prototype.
387 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
388 * gimple-fold.c (get_range_strlen): Likewise.
389 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
391 2017-05-04 Richard Biener <rguenther@suse.de>
393 PR tree-optimization/31130
394 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
396 (supports_overflow_infinity): Likewise.
397 (is_negative_overflow_infinity): Likewise.
398 (is_positive_overflow_infinity): Likewise.
399 (is_overflow_infinity): Likewise.
400 (stmt_overflow_infinity): Likewise.
401 (overflow_infinity_range_p): Likewise.
402 (usable_range_p): Remove as always returning true.
403 (make_overflow_infinity): Remove.
404 (negative_overflow_infinity): Likewise.
405 (positive_overflow_infinity): Likewise.
406 (avoid_overflow_infinity): Likewise.
407 (set_value_range): Adjust accordingly.
408 (set_value_range_to_nonnegative): Likewise, remove now unused
409 overflow_infinity arg.
410 (vrp_operand_equal_p): Adjust.
411 (update_value_range): Likewise.
412 (range_int_cst_singleton_p): Likewise.
413 (operand_less_p): Likewise.
414 (compare_values_warnv): Likewise.
415 (extract_range_for_var_from_comparison_expr): Likewise.
416 (vrp_int_const_binop): Likewise.
417 (zero_nonzero_bits_from_vr): Likewise.
418 (extract_range_from_multiplicative_op_1): Likewise.
419 (extract_range_from_binary_expr_1): Likewise.
420 (extract_range_from_unary_expr): Likewise.
421 (extract_range_from_comparison): Likewise.
422 (extract_range_basic): Likewise.
423 (adjust_range_with_scev): Likewise.
424 (compare_ranges): Likewise.
425 (compare_range_with_value): Likewise.
426 (dump_value_range): Likewise.
427 (test_for_singularity): Likewise, remove strict_overflow_p parameter
429 (simplify_cond_using_ranges): Adjust.
431 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
433 * brig-builtins.def: Added a builtin for class_f64.
434 * builtin-types.def: Added a builtin type needed by class_f64.
436 2017-05-03 Jason Merrill <jason@redhat.com>
438 * timevar.def: Add TV_CONSTEXPR.
440 2017-05-03 David Malcolm <dmalcolm@redhat.com>
442 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
444 2017-05-03 Martin Jambor <mjambor@suse.cz>
446 * ipa-prop.c (ipa_update_after_lto_read): Removed.
447 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
448 * ipa-cp.c (ipcp_propagate_stage): Do not call
449 ipa_update_after_lto_read.
450 * ipa-inline.c (ipa_inline): Likewise.
452 2017-05-03 Martin Jambor <mjambor@suse.cz>
454 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
455 tag. Added a default constructor and a destructor.
456 (ipa_edge_args_sum_t): New class;
457 (ipa_edge_args_sum): Declare.
458 (ipa_edge_args_vector): Remove declaration.
459 (IPA_EDGE_REF): Use ipa_edge_args_sum.
460 (ipa_free_edge_args_substructures): Remove declaration.
461 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
462 (ipa_edge_args_info_available_for_edge_p): Likewise.
463 * ipa-prop.c (ipa_edge_args_vector): Removed.
464 (edge_removal_hook_holder): Likewise.
465 (edge_duplication_hook_holder): Likewise.
466 (ipa_edge_args_sum): New variable.
467 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
468 ipa_edge_args_vector.
469 (ipa_free_edge_args_substructures): Likewise.
470 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
471 ipa_edge_args_vector.
472 (ipa_edge_removal_hook): Turned into method
473 ipa_edge_args_sum_t::remove.
474 (ipa_edge_duplication_hook): Turned into method
475 ipa_edge_args_sum_t::duplicate.
476 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
477 registering edge hooks.
478 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
479 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
480 ipa_edge_args_sum instead of ipa_edge_args_vector.
481 * ipa-profile.c (ipa_profile): Likewise.
483 2017-05-03 Martin Jambor <mjambor@suse.cz>
485 * symbol-summary.h (function_summary): New method exists.
486 (function_summary::symtab_removal): Deallocate through release.
487 (call_summary): New class.
488 (gt_ggc_mx): New overload.
489 (gt_pch_nx): Likewise.
490 (gt_pch_nx): Likewise.
492 2017-05-03 Jeff Law <law@redhat.com>
494 PR tree-optimization/78496
495 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
496 from simplify_cond_using_ranges. Split off code to walk
497 backwards through casts into ...
498 (simplify_cond_using_ranges_2): New function.
499 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
500 (execute_vrp): After identifying jump threads, call
501 simplify_cond_using_ranges_2.
503 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
506 * ipa-inline.h (inline_summary): Add ctor.
507 (create_ggc): Do not use ggc_cleared_alloc.
509 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
510 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
512 * gcc.c (handle_braces): Support escaping in switch matching
514 * doc/invoke.texi (Spec Files): Document it.
515 Remove superfluous @code markup in items.
517 2017-05-03 David Malcolm <dmalcolm@redhat.com>
519 * diagnostic-show-locus.c (struct column_range): New struct.
520 (get_affected_columns): New function.
521 (get_printed_columns): New function.
522 (struct correction): New struct.
523 (correction::ensure_capacity): New function.
524 (correction::ensure_terminated): New function.
525 (struct line_corrections): New struct.
526 (line_corrections::~line_corrections): New dtor.
527 (line_corrections::add_hint): New function.
528 (layout::print_trailing_fixits): Reimplement in terms of the new
530 (selftest::test_overlapped_fixit_printing): New function.
531 (selftest::diagnostic_show_locus_c_tests): Call it.
533 2017-05-03 Nathan Sidwell <nathan@acm.org>
535 Canonicalize canonical type hashing
536 * tree.h (type_hash_canon_hash): Declare.
537 * tree.c (type_hash_list, attribute_hash_list): Move into
538 type_hash_canon_hash.
539 (build_type_attribute_qual_variant): Break out hash code calc into
540 type_hash_canon_hash.
541 (type_hash_canon_hash): New. Generic type hash computation.
542 (build_range_type_1, build_array_type_1, build_function_type,
543 build_method_type_directly, build_offset_type, build_complex_type,
544 make_vector_type): Call it.
546 2017-05-03 Richard Biener <rguenther@suse.de>
548 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
549 When all DRs have unknown misaligned do not always peel
550 when there is a store but apply the same costing model as if
551 there were only loads.
553 2017-05-03 Richard Biener <rguenther@suse.de>
556 PR tree-optimization/80492
557 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
558 compare_base_decls returning dont-know properly.
560 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
562 * config/arm/iterators.md (CCSI): New mode iterator.
563 (arch): New mode attribute.
564 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
565 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
566 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
567 code iterator for success result mode.
568 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
569 the corresponding new insn generators.
571 2017-05-03 Bin Cheng <bin.cheng@arm.com>
574 2017-05-02 Bin Cheng <bin.cheng@arm.com>
575 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
577 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
579 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
580 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
581 (DDR_A): Wrap DDR argument in brackets.
582 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
583 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
584 (DDR_REVERSED_P): Likewise.
586 2017-05-03 Jakub Jelinek <jakub@redhat.com>
588 PR tree-optimization/79472
589 * tree-switch-conversion.c (struct switch_conv_info): Add
590 contiguous_range and default_case_nonstandard fields.
591 (collect_switch_conv_info): Compute contiguous_range and
592 default_case_nonstandard fields, don't clear final_bb if
593 contiguous_range and only the default case doesn't have the required
595 (check_all_empty_except_final): Set default_case_nonstandard instead
596 of failing if contiguous_range and the default case doesn't have empty
598 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
599 and only the default case doesn't have the required constants. Skip
601 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
602 if default_case_nonstandard.
603 (build_constructors): Build constant 1 just once. Assert that default
604 values aren't inserted in between cases if contiguous_range. Skip
606 (build_arrays): Skip virtual phis.
607 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
608 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
610 (gen_inbound_check): Handle default_case_nonstandard case.
611 (process_switch): Adjust check_final_bb caller. Call
612 gather_default_values with the first non-default case instead of
613 default case if default_case_nonstandard.
615 2017-05-02 Nathan Sidwell <nathan@acm.org>
617 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
618 check. Fix formatting.
620 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
622 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
623 errors when comparing specialized and unspecialized times.
625 2017-05-02 David Malcolm <dmalcolm@redhat.com>
627 * diagnostic-show-locus.c
628 (layout::should_print_annotation_line_p): Make private.
629 (layout::print_annotation_line): Make private.
630 (layout::annotation_line_showed_range_p): Make private.
631 (layout::show_ruler): Make private.
632 (layout::print_source_line): Make private. Pass in line and
633 line_width, rather than calling location_get_source_line. Drop
635 (layout::print_leading_fixits): New method.
636 (layout::print_any_fixits): Rename to...
637 (layout::print_trailing_fixits): ...this, and make private.
638 Don't print newline fixits.
639 (diagnostic_show_locus): Move logic for printing one row into...
640 (layout::print_line): ...this new function. Move the
641 location_get_source_line call and error-handling from
642 print_source_line to here. Call print_leading_fixits, and rename
643 print_any_fixits to print_trailing_fixits.
644 (selftest::test_fixit_insert_containing_newline): Update now that
645 newlines are partially supported.
646 (selftest::test_fixit_insert_containing_newline_2): New test.
647 (selftest::test_fixit_replace_containing_newline): Update comments.
648 (selftest::diagnostic_show_locus_c_tests): Call the new test.
649 * edit-context.c (class added_line): New class.
650 (class edited_line): Describe newline handling in comment.
651 (edited_line::actually_edited_p): New method.
652 (edited_line::print_content): Delete redundant decl.
653 (edited_line::m_predecessors): New field.
654 (edited_file::print_content): Call edited_line::print_content.
655 (edited_file::print_diff): Update to support newlines.
656 (edited_file::print_diff_hunk): Likewise.
657 (edited_file::print_run_of_changed_lines): New function.
658 (edited_file::print_diff_line): Convert to...
659 (print_diff_line): ...this.
660 (edited_file::get_effective_line_count): New function.
661 (edited_line::edited_line): Initialize new field m_predecessors.
662 (edited_line::~edited_line): Clean up m_predecessors.
663 (edited_line::apply_fixit): Handle newlines.
664 (edited_line::get_effective_line_count): New function.
665 (edited_line::print_content): New function.
666 (edited_line::print_diff_lines): New function.
667 (selftest::test_applying_fixits_insert_containing_newline): New
669 (selftest::test_applying_fixits_replace_containing_newline): New
671 (selftest::insert_line): New function.
672 (selftest::test_applying_fixits_multiple_lines): Add example of
674 (selftest::edit_context_c_tests): Call the new tests.
676 2017-05-02 Bin Cheng <bin.cheng@arm.com>
678 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
679 parameter cand. Update dump information.
680 (get_computation_cost): Update uses.
682 2017-05-02 Bin Cheng <bin.cheng@arm.com>
684 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
685 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
686 (get_computation_at, rewrite_use_address): Update use of
689 2017-05-02 Bin Cheng <bin.cheng@arm.com>
691 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
692 (get_computation): Delete.
693 (get_computation_cost): Implement like get_computation_cost_at.
694 Use get_computation_at.
695 (get_computation_cost_at): Delete.
696 (rewrite_use_nonlinear_expr): Use get_computation_at.
697 (rewrite_use_compare, remove_unused_ivs): Ditto.
699 2017-05-02 Bin Cheng <bin.cheng@arm.com>
701 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
703 2017-05-02 Bin Cheng <bin.cheng@arm.com>
705 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
706 (ivopts_global_cost_for_size): Rename parameter and update uses.
707 (iv_ca_recount_cost): Update uses.
708 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
709 candidates seperately in n_invs and n_cands.
710 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
712 2017-05-02 Bin Cheng <bin.cheng@arm.com>
714 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
715 (find_inv_vars_cb): New.
716 (find_depends): Renamed to ...
717 (find_inv_vars): ... this.
718 (add_candidate_1, force_var_cost): Call find_inv_vars.
719 (split_address_cost, determine_group_iv_cost_cond): Ditto.
721 2017-05-02 Bin Cheng <bin.cheng@arm.com>
723 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
724 inv_vars. Add inv_exprs.
725 (struct iv_cand): Rename depends_on to inv_vars.
726 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
727 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
728 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
729 (dump_cand): Dump inv_vars.
730 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
731 (record_invariant, find_depends, add_candidate_1): Ditto.
732 (set_group_iv_cost, force_var_cost): Ditto.
733 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
734 (get_computation_cost_at, get_computation_cost): Ditto.
735 (determine_group_iv_cost_generic): Ditto.
736 (determine_group_iv_cost_address): Ditto.
737 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
738 (determine_group_iv_costs): Ditto.
739 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
740 (iv_ca_set_remove_invariants): Renamed to ...
741 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
742 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
743 (iv_ca_set_add_invariants): Renamed to ...
744 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
745 (iv_ca_set_cp): Use iv_ca_set_add_invs.
746 (iv_ca_has_deps): Support inv_vars and inv_exprs.
747 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
748 (create_new_ivs): Remove useless dump.
750 2017-05-02 Bin Cheng <bin.cheng@arm.com>
752 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
754 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
755 (iv_ca_set_no_cp, create_new_iv): Ditto.
757 2017-05-02 Bin Cheng <bin.cheng@arm.com>
759 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
761 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
763 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
764 function tree_check2.
766 2017-05-02 Martin Liska <mliska@suse.cz>
768 * doc/gcov.texi: Add missing preposition.
769 * gcov.c (function_info::function_info): Properly fill up
770 all member variables.
772 2017-05-02 Tamar Christina <tamar.christina@arm.com>
774 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
776 2017-05-02 Tamar Christina <tamar.christina@arm.com>
778 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
780 2017-05-02 Martin Liska <mliska@suse.cz>
783 * lto-streamer-in.c (lto_read_tree_1): Remove
785 * lto-streamer.c (struct tree_hash_entry): Likewise.
786 (struct tree_entry_hasher): Likewise.
787 (tree_entry_hasher::hash): Likewise.
788 (tree_entry_hasher::equal): Likewise.
789 (lto_streamer_init): Likewise.
790 (lto_orig_address_map): Likewise.
791 (lto_orig_address_get): Likewise.
792 (lto_orig_address_remove): Likewise.
793 * lto-streamer.h: Likewise.
794 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
795 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
797 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
799 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
800 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
801 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
802 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
803 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
804 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
805 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
806 (mm_maskz_sub_ss): New intrinsics.
807 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
808 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
809 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
810 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
811 (__builtin_ia32_subss_mask_round): New builtins.
812 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
813 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
814 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
816 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
817 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
819 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
822 2017-05-02 Martin Jambor <mjambor@suse.cz>
824 PR tree-optimization/78687
825 * tree-sra.c (access): New field parent.
826 (process_subtree_disqualification): New function.
827 (disqualify_candidate): Call it.
828 (build_accesses_from_assign): Reset write flag if creating an
830 (build_access_subtree): Fill in parent field and also prpagate
832 (create_artificial_child_access): New parameter set_grp_write, set
833 grp_write to its value.
834 (propagate_subaccesses_across_link): Also propagate grp_write flag
836 (propagate_all_subaccesses): Push the closest parent back to work
837 queue if add_access_to_work_queue returned true.
839 2017-05-02 Richard Biener <rguenther@suse.de>
841 * common.opt (fstrict-overflow): Alias negative to fwrapv.
842 * doc/invoke.texi (fstrict-overflow): Remove all traces of
843 -fstrict-overflow documentation.
844 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
845 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
846 flag_strict_overflow.
847 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
848 * lto-opts.c (lto_write_options): Do not stream it.
849 * lto-wrapper.c (merge_and_complain): Do not handle it.
850 * opts.c (default_options_table): Do not set -fstrict-overflow.
851 (finish_options): Likewise do not clear it when sanitizing.
852 * simplify-rtx.c (simplify_const_relational_operation): Do not
853 test flag_strict_overflow.
855 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
857 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
858 using enabled attribute.
859 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
860 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
861 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
862 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
863 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
864 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
865 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
866 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
867 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
868 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
870 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
872 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
874 2017-05-02 Richard Biener <rguenther@suse.de>
876 PR tree-optimization/80591
878 2017-04-10 Richard Biener <rguenther@suse.de>
880 * tree-ssa-structalias.c (find_func_aliases): Properly handle
883 2017-05-02 Richard Biener <rguenther@suse.de>
885 PR tree-optimization/80549
886 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
887 (cleanup_tree_cfg_noloop): Create forwarders to known loop
888 headers if they do not have a preheader.
890 2017-05-02 Martin Liska <mliska@suse.cz>
893 * common.opt: Fix typo.
894 * doc/invoke.texi: Likewise.
896 2017-05-01 Jan Beulich <jbeulich@suse.com>
898 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
899 swapping, add (x,x,m,x,n) alternative.
901 2017-05-01 Nathan Sidwell <nathan@acm.org>
903 * calls.c (combine_pending_stack_adjustment_and_call): Remove
904 unnecessary unadjusted_alignment check.
906 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
909 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
911 * gimplify.c (gimplify_cilk_detach): New function.
912 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
913 * tree-core.h: Document EXPR_CILK_SPAWN.
914 * tree.h (EXPR_CILK_SPAWN): Define.
916 2017-05-01 David Malcolm <dmalcolm@redhat.com>
918 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
919 to use new fixit_hint representation, using the "replace" logic.
920 (get_line_span_for_fixit_hint): Likewise.
921 (layout::print_any_fixits): Likewise.
922 (selftest::test_one_liner_many_fixits): Rename to...
923 (selftest::test_one_liner_many_fixits_1): ...this, and update
924 comment and expected output to reflect that the multiple fix-it
925 hints are now consolidated into one insertion.
926 (selftest::test_one_liner_many_fixits_2): New test.
927 (selftest::test_diagnostic_show_locus_one_liner): Update for
929 (selftest::test_fixit_consolidation): Update for fix-it API
931 * diagnostic.c (print_parseable_fixits): Likewise.
932 * edit-context.c (edited_line::m_line_events): Convert from
933 auto_vec <line_event *> to auto_vec <line_event>.
934 (class line_event): Convert from abstract base class to a concrete
935 class, taking over the role of replace_event.
936 (class insert_event): Delete.
937 (class replace_event): Rename to class line_event. Convert to
939 (edit_context::add_fixits): Reimplement.
940 (edit_context::apply_insert): Delete.
941 (edit_context::apply_replace): Rename to...
942 (edit_context::apply_fixit): ...this. Convert to half-open range.
943 (edited_file::apply_insert): Delete.
944 (edited_file::apply_replace): Rename to...
945 (edited_file::apply_fixit): ...this.
946 (edited_line::~edited_line): Drop deletion of events.
947 (edited_line::apply_insert): Delete.
948 (edited_line::apply_replace): Rename to...
949 (edited_line::apply_fixit): ...this. Convert to half-open range.
950 Update for change to type of m_line_events.
951 * edit-context.h (edit_context::apply_insert): Delete.
952 (edit_context::apply_replace): Rename to...
953 (edit_context::apply_fixit): ...this.
955 2017-05-01 Martin Sebor <msebor@redhat.com>
957 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
960 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
964 __get_cpuid_max returns 0.
965 (__get_cpuid_count): Ditto.
967 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
969 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
970 replacement expression is another instance of one of its arguments.
972 2017-05-01 Jakub Jelinek <jakub@redhat.com>
975 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
976 check for stack push/pop autoinc.
977 * config/i386/i386.c (ix86_agi_dependent): Return false
978 if the only reason why modified_in_p returned true is that
979 addr is SP based and set_insn is a push or pop.
981 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
983 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
986 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
989 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
990 (account_size_time): Use two predicates - exec_pred and
992 (evaluate_conditions_for_known_args): Compute both clause and
994 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
995 (inline_summary_t::duplicate): Update.
996 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
998 (compute_inline_parameters): Likewise.
999 (estimate_edge_size_and_time): Update caluclation of time.
1000 (estimate_node_size_and_time): Compute both time and nonspecialized
1002 (estimate_ipcp_clone_size_and_time): Update.
1003 (inline_merge_summary): Update.
1004 (do_estimate_edge_time): Update.
1005 (do_estimate_edge_size): Update.
1006 (do_estimate_edge_hints): Update.
1007 (inline_read_section, inline_write_summary): Stream both new predicates.
1008 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1010 (compute_inlined_call_time): Cleanup.
1011 (big_speedup_p): Update.
1012 (edge_badness): Update.
1013 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1014 (size_time_entry): Replace predicate by exec_predicate and
1016 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1017 (estimate_edge_time): Return also nonspec_time.
1018 (reset_edge_growth_cache): Update.
1020 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1022 PR rtl-optimization/80491
1023 * ifcvt.c (noce_process_if_block): When looking for x setter
1024 with missing else_bb, don't check only the insn right before
1025 cond_earliest, but look for the last insn that x is modified in
1028 PR rtl-optimization/80491
1029 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1031 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1033 PR tree-optimization/80487
1034 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1036 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1038 PR tree-optimization/79697
1039 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1040 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1041 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1043 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1044 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1046 2017-04-28 Martin Sebor <msebor@redhat.com>
1048 PR tree-optimization/80523
1049 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1050 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1052 (maybe_warn, format_directive, parse_directive): Use new functions.
1053 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1055 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1057 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1059 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1061 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1062 target_header_dir): Set correctly.
1063 * configure: Regenerated.
1064 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1065 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1066 instead of SYSTEM_HEADER_DIR.
1068 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1070 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1071 (estimate_local_effects): Likewise.
1072 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1073 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1074 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1075 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1076 do_estimate_edge_time, estimate_edge_time): Likewise.
1077 * ipa-inline-analysis.c (estimate_node_size_and_time,
1078 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1079 (estimate_time_after_inlining): Remove.
1081 2017-04-28 Martin Liska <mliska@suse.cz>
1083 * doc/gcov.texi: Enhance documentation of gcov.
1085 2017-04-28 Martin Liska <mliska@suse.cz>
1087 * doc/gcov.texi: Sort options in alphabetic order.
1088 * doc/gcov-dump.texi: Likewise.
1089 * doc/gcov-tool.texi: Likewise.
1090 * gcov.c (print_usage): Likewise.
1091 * gcov-dump.c (print_usage): Likewise.
1092 * gcov-tool.c (print_merge_usage_message): Likewise.
1093 (print_rewrite_usage_message): Likewise.
1094 (print_overlap_usage_message): Likewise.
1096 2017-04-28 Martin Liska <mliska@suse.cz>
1098 PR gcov-profile/53915
1099 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1101 2017-04-28 Martin Liska <mliska@suse.cz>
1103 PR gcov-profile/79891
1104 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1105 is marked by compiler as living on a line.
1106 (get_cycles_count): Remove usage of the union.
1107 (output_intermediate_file): Likewise.
1108 (find_source): Fix GNU coding style.
1109 (accumulate_line_counts): Remove old non-all block mode.
1110 (output_lines): Remove usage of the union.
1111 * profile.c (output_location): Include all BBs, even if
1112 belonging to a same line (and file) as a previous BB.
1114 2017-04-28 Martin Liska <mliska@suse.cz>
1116 * gcov.c (process_args): Handle new argument 'w'.
1117 (read_graph_file): Assign ID to BBs.
1118 (output_branch_count): Display BB # if verbose flag is set.
1119 (output_lines): Likewise for arcs.
1120 (print_usage): Add '--verbose' option help.
1121 * doc/gcov.texi: Document --verbose (-w) option.
1123 2017-04-28 Martin Liska <mliska@suse.cz>
1125 * gcov.c (struct block_location_info): New struct.
1126 (process_file): Fill up the new structure.
1127 (read_graph_file): Replace usage of encoding by the newly added
1129 (add_line_counts): Likewise.
1130 (accumulate_line_counts): Remove usage of the union.
1131 (function_info::function_info): New function.
1132 (function_info::~function_info): Likewise.
1133 (process_file): Call delete instead of release_function.
1134 (release_function): Release the function.
1135 (release_structures): Call delete instead of release_function.
1136 (solve_flow_graph): Replace usage of num_blocks.
1137 (find_exception_blocks): Likewise.
1138 (output_lines): Fix GNU coding style.
1140 2017-04-28 Martin Liska <mliska@suse.cz>
1143 * coverage.c (coverage_remove_note_file): New function.
1144 * coverage.h: Declare the function.
1145 * toplev.c (finalize): Clean if an error has been seen.
1147 2017-04-28 Martin Liska <mliska@suse.cz>
1149 PR gcov-profile/80031
1150 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1151 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1152 * gcov.c (read_graph_file): Read just number of blocks.
1153 * profile.c (branch_prob): Do not stream 0 flags per a basic
1156 2017-04-28 Martin Liska <mliska@suse.cz>
1158 * gcov-dump.c (tag_*): Add new argument to declarations.
1159 (dump_gcov_file): Likewise.
1160 (tag_blocks): Add and use new argument depth.
1161 (tag_arcs): Likewise.
1162 (tag_lines): Likewise.
1163 (tag_counters): Likewise.
1164 (tag_summary): Likewise.
1165 (dump_working_sets): Use depth to do a proper indentation.
1167 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1170 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1171 * symtab.c (symtab_node::debug_symtab): Move definition here.
1173 2017-04-28 Richard Biener <rguenther@suse.de>
1175 * lto-streamer.h (LTO_major_version): Bump to 7.
1177 2017-04-28 Richard Biener <rguenther@suse.de>
1179 * tree-vrp.c (assert_info): New struct.
1180 (add_assert_info): New helper.
1181 (register_edge_assert_for_2): Refactor to add asserts to a vector
1183 (register_edge_assert_for_1): Likewise.
1184 (register_edge_assert_for): Likewise.
1185 (finish_register_edge_assert_for): New helper actually registering
1186 asserts where live on edge.
1187 (find_conditional_asserts): Adjust.
1188 (find_switch_asserts): Likewise.
1189 (evrp_dom_walker::try_find_new_range): Generalize.
1190 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1192 2017-04-27 Marek Polacek <polacek@redhat.com>
1195 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1196 arg10 and arg11 to itype.
1198 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1200 * doc/extend.texi (Object Size Checking): Improve grammar.
1202 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1205 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1206 that the logic for permitting reciprocal estimates matches that
1209 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1212 * tree.c (type_cache_hasher::equal): Only compare
1213 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1214 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1215 non-aggregate element types.
1216 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1217 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1219 2017-04-27 Richard Biener <rguenther@suse.de>
1222 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1223 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1224 keeping a reference to a trailing array.
1226 2017-04-27 Richard Biener <rguenther@suse.de>
1229 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1230 being in loop-closed SSA form conservatively.
1231 (chrec_fold_multiply_poly_poly): Likewise.
1233 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1236 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1237 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1239 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1242 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1243 (aarch64_function_arg_alignment): Return unsigned int again, but still
1244 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1245 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1246 Don't emit -Wpsabi note.
1247 (aarch64_function_arg_boundary): Likewise.
1248 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1251 2017-04-26 Nathan Sidwell <nathan@acm.org>
1253 * tree.h (crc32_unsigned_n): Declare.
1254 (crc32_unsigned, crc32_unsigned): Make inline.
1255 * tree.c (crc32_unsigned_bits): Replace with ...
1256 (crc32_unsigned_n): ... this.
1257 (crc32_unsigned, crc32_byte): Remove.
1258 (crc32_string): Remove unnecessary braces.
1260 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1262 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1263 * ipa-inline-analysis.c (MAX_TIME): Remove.
1264 (account_size_time): Use sreal for time.
1265 (dump_inline_summary): Update.
1266 (estimate_function_body_sizes): Update.
1267 (estimate_edge_size_and_time): Update.
1268 (estimate_calls_size_and_time): Update.
1269 (estimate_node_size_and_time): Update.
1270 (inline_merge_summary): Update.
1271 (inline_update_overall_summary): Update.
1272 (estimate_time_after_inlining): Update.
1273 (inline_read_section): Update.
1274 (inline_write_summary): Update.
1275 * ipa-inline.c (compute_uninlined_call_time): Update.
1276 (compute_inlined_call_time): Update.
1277 (recursive_inlining): Update.
1278 (inline_small_functions): Update.
1279 (dump_overall_stats): Update.
1280 * ipa-inline.h: Include sreal.h.
1281 (size_time_entry): Turn time to sreal.
1282 (inline_summary): Turn self_time nad time to sreal.
1284 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1286 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1288 (sreal::stream_out, sreal::stream_in): New.
1289 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1291 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1293 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1296 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1299 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1301 (dimode_scalar_chain::compute_convert_gain): Ditto.
1302 (dimode_scalar_chain::make_vector_copies): Ditto.
1303 (dimode_scalar_chain::convert_reg): Ditto.
1304 (dimode_scalar_chain::convert_insn): Ditto.
1305 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1306 (VI248_AVX512BW_1): New mode iterator.
1307 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1308 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1311 2017-04-25 Martin Sebor <msebor@redhat.com>
1313 PR tree-optimization/80497
1314 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1315 constants are representable in HOST_WIDE_INT.
1316 (parse_directive): Ditto.
1318 2017-04-25 Martin Sebor <msebor@redhat.com>
1321 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1322 (new_zero_array): Adjust signature.
1323 (dom_info::dom_init): Used unsigned rather that size_t.
1324 (dom_info::dom_info): Same.
1326 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1327 Jakub Jelinek <jakub@redhat.com>
1330 * config/arm/arm.c: Include gimple.h.
1331 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1332 returns negative, increment ncrn only if it returned positive.
1333 (arm_needs_doubleword_align): Return int instead of bool,
1334 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1335 members, but if there is any such non-FIELD_DECL
1336 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1337 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1338 returns negative, increment nregs only if it returned positive.
1339 (arm_setup_incoming_varargs): Likewise.
1340 (arm_function_arg_boundary): Emit -Wpsabi note if
1341 arm_needs_doubleword_align returns negative, return
1342 DOUBLEWORD_ALIGNMENT only if it returned positive.
1344 2017-04-25 Marek Polacek <polacek@redhat.com>
1347 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1348 first argument to type.
1350 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1353 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1354 type checks to test for compatibility instead of equality.
1356 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1357 Jakub Jelinek <jakub@redhat.com>
1360 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1362 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1363 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1364 the alignment computation, but return their maximum in warn_alignment.
1365 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1366 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1368 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1369 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1372 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1374 * config/arc/simdext.md (dmpyh): Fix typo.
1376 2017-04-25 Richard Biener <rguenther@suse.de>
1378 PR tree-optimization/80492
1379 * alias.c (compare_base_decls): Handle registers with asm
1380 specification conservatively.
1381 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1382 compare_base_decls returning dont-know properly.
1384 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1386 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1387 (legitimate_offset_address_p): New function.
1388 (arc_legitimate_address_p): Use above function.
1390 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1392 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1394 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1396 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1397 ACCH registers whenever they are available.
1399 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1401 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1402 double regs fix when not used.
1404 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1406 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1408 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1409 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1411 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1413 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1414 when emitting short ADD instructions.
1416 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1418 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1420 (cmpsi_cc_c_insn): Likewise.
1421 (cbranchsi4_scratch): Compute proper instruction length using
1422 compact_hreg_operand.
1423 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1425 2017-04-25 Richard Biener <rguenther@suse.de>
1428 * passes.c (pass_manager::pass_manager): Initialize
1431 2017-04-25 Richard Biener <rguenther@suse.de>
1433 PR tree-optimization/79201
1434 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1436 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1439 * config/s390/vector.md: Split MEM->GPR vector moves for
1440 non-s_operand addresses.
1442 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1445 * config/s390/predicates.md (reload_const_wide_int_operand): New
1447 * config/s390/s390.md ("movti"): Remove d/P alternative.
1448 ("movti_bigconst"): New pattern definition.
1450 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1453 * s390-protos.h (s390_expand_cs_hqi): Removed.
1454 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1455 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1456 modes as well as CCZ1mode and CCZmode.
1457 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1458 signature of s390_emit_compare_and_swap.
1459 (s390_expand_cs_hqi): Likewise, make static.
1460 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1461 compare-and-swap, in some cases.
1462 (s390_expand_cs): Wrapper function.
1463 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1465 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1466 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1467 patterns for small and large integers. Forbid symref memory operands.
1468 Move expander to s390.c. Require cc register.
1469 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1470 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1471 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1472 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1473 symref memory operands. Remove CC mode and call s390_match_ccmode
1475 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1477 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1479 * config/s390/s390.md (define_peephole2): New peephole to help
1480 combining the load-and-test pattern with volatile memory.
1482 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1484 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1485 with CCZmode for TARGET_Z196.
1487 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1489 PR rtl-optimization/80501
1490 * combine.c (make_compound_operation_int): Set subreg_code to SET
1491 even for AND with mask of the sign bit of mode.
1493 PR rtl-optimization/80500
1494 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1495 sum's initial value.
1497 2017-04-25 Julian Brown <julian@codesourcery.com>
1498 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1500 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1502 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1504 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1506 2017-04-25 Julian Brown <julian@codesourcery.com>
1507 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1509 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1510 (thunderx2t99_sha): New Reservation.
1512 2017-04-25 Julian Brown <julian@codesourcery.com>
1513 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1515 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1516 type for 1-element load.
1518 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1520 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1522 2017-04-24 Martin Jambor <mjambor@suse.cz>
1524 PR tree-optimization/80293
1525 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1526 char arrays not totally scalarizable if it is false.
1527 (analyze_all_variable_accesses): Pass correct value in the new
1528 parameter. Add a statistics counter.
1530 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1533 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1535 2017-04-24 Richard Biener <rguenther@suse.de>
1537 PR tree-optimization/80494
1538 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1539 out for complex types.
1541 2017-04-24 Richard Biener <rguenther@suse.de>
1543 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1544 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1545 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1546 (DFS): Adjust and never fail.
1547 (sccvn_dom_walker::fail): Remove.
1548 (sccvn_dom_walker::before_dom_children): Adjust.
1549 (run_scc_vn): Likewise and never fail.
1550 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1551 (pass_fre::execute): Likewise.
1553 2017-04-24 Richard Biener <rguenther@suse.de>
1555 PR tree-optimization/79725
1556 * tree-ssa-sink.c (statement_sink_location): Return whether
1557 failure reason was zero uses. Move that check later.
1558 (sink_code_in_bb): Deal with zero uses by removing the stmt
1561 2017-04-24 Richard Biener <rguenther@suse.de>
1564 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1565 pointer-based references.
1567 2017-04-24 Richard Biener <rguenther@suse.de>
1570 * pass_manager.h (pass_manager::operator new): Remove.
1571 (pass_manager::operator delete): Likewise.
1572 * passes.c (pass_manager::operator new): Remove.
1573 (pass_manager::operator delete): Likewise.
1574 (pass_manager::pass_manager): Zero individual pass members.
1576 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1580 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1581 Check "XEXP (src, 1)" operand here.
1582 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1583 Check "XEXP (src, 1)" operand here.
1584 (dimode_scalar_chain::make_vector_copies): Detect count register
1585 of a shift instruction. Zero extend count register from QImode
1586 to DImode to satisfy vector shift pattern count operand predicate.
1587 Substitute vector shift count operand with a DImode copy.
1588 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1591 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1594 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1595 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1596 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1597 (UNSPEC_NOREX_MEM): Remove definition.
1599 2017-04-21 Richard Biener <rguenther@suse.de>
1601 PR tree-optimization/79547
1602 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1603 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1604 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1605 without any constraints.
1607 2017-04-21 Richard Biener <rguenther@suse.de>
1609 PR tree-optimization/78847
1610 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1612 2017-04-21 Richard Biener <rguenther@suse.de>
1614 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1615 (build_distinct_type_copy): Likewise.
1616 (build_variant_type_copy): Likewise.
1617 * tree.c (build_qualified_type): Pass down mem-stat info.
1618 (build_distinct_type_copy): Likewise.
1619 (build_variant_type_copy): Likewise.
1621 2017-04-21 Richard Biener <rguenther@suse.de>
1623 PR tree-optimization/80237
1624 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1626 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1627 for a simplified result.
1629 2016-04-21 Richard Biener <rguenther@suse.de>
1631 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1632 sth as strict as a simple_iv but a chrec without symbols and an
1633 operand defined in the loop we are peeling (and not some subloop).
1634 (propagate_constants_for_unrolling): Propagate all constants.
1636 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/i386.c (print_reg): Remove assert for disalowed
1640 regno values, call output_operand_lossage instead.
1642 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/constraints.md (Yc): New register constraint.
1646 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1647 Use Yc constraint for alternative 2 of operand 0. Remove
1648 preferred_for_speed attribute.
1650 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1652 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1653 lastprivate clauses in SIMT case.
1655 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1657 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1659 2017-04-20 Richard Biener <rguenther@suse.de>
1661 PR tree-optimization/57796
1662 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1664 (vect_model_load_cost): Cost gathers as N scalar loads.
1666 2017-04-20 Richard Biener <rguenther@suse.de>
1668 * ggc-page.c (ggc_allocated_p): Rename to ...
1669 (safe_lookup_page_table_entry): ... this and return the lookup
1671 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1673 2017-04-20 Richard Biener <rguenther@suse.de>
1675 PR tree-optimization/80453
1676 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1677 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1678 from the conditions.
1679 (vn_phi_eq): Pass them down.
1680 (vn_phi_lookup): Record them.
1681 (vn_phi_insert): Likewise.
1683 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1685 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1686 uninitialized variable warning to avoid buffer overrun.
1688 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1691 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1692 is suppressed for '{ 0 }' in C.
1694 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1696 * BASE-VER: Set to 8.0.0.
1698 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1700 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1701 priority .init_array and .fini_array section with SECTION_NOTYPE
1704 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1707 * tree.h (build_array_type): Add typeless_storage default argument.
1708 * tree.c (type_cache_hasher::equal): Also compare
1709 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1710 (build_array_type): Add typeless_storage argument, set
1711 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1713 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1714 (build_array_type): Likewise. Add typeless_storage argument.
1716 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1717 Jakub Jelinek <jakub@redhat.com>
1719 PR tree-optimization/80426
1720 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1721 operation on symbolic operands, also compute the overflow for the
1722 invariant part when the operation degenerates into a negation.
1724 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1727 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1728 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1731 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1733 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1736 * config/avr/avr.c (tree.h): Include it.
1737 (cgraph.h): Include it.
1738 (avr_encode_section_info): Don't warn for uninitialized progmem
1739 variable if it's just an alias.
1741 2017-04-19 Richard Biener <rguenther@suse.de>
1744 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1745 when needed by AutoPGO.
1747 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1750 * doc/lto.texi: Remove an extra 'that'.
1752 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1754 PR rtl-optimization/80429
1755 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1756 are only used in debug insns.
1758 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1759 Vladimir Makarov <vmakarov@redhat.com>
1761 * config/sparc/predicates.md (input_operand): Add comment. Return
1762 true for any memory operand when LRA is in progress.
1763 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1765 2017-04-18 Jeff Law <law@redhat.com>
1768 * mips.md ({return,simple_return}_internal): Do not overwrite
1771 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1773 PR tree-optimization/80443
1774 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1775 instead of adding 1, subtract -1 and similarly instead of subtracting
1778 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1780 PR rtl-optimization/80357
1781 * haifa-sched.c (tmp_bitmap): New variable.
1782 (model_recompute): Handle duplicate use records.
1783 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1784 (free_global_sched_pressure_data): Free it.
1786 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1789 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1790 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1791 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1792 instead of SYSTEM_HEADER_DIR.
1794 2017-04-18 Jeff Law <law@redhat.com>
1797 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1798 predecessors after walking up the insn chain.
1800 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1803 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1804 sizetype type into debug info.
1806 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1809 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1810 unneeded test for TARGET_UPPER_REGS_SF.
1811 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1813 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1816 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1817 instead of gsi_after_labels.
1819 2017-04-18 Jeff Law <law@redhat.com>
1821 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1825 2017-04-13 Jeff Law <law@redhat.com>
1826 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1827 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1829 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1832 * config/avr/avr.c (intl.h): Include it.
1833 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1835 2017-04-18 Martin Liska <mliska@suse.cz>
1837 PR gcov-profile/78783
1838 * gcov-tool.c (gcov_output_files): Validate that destination
1839 file is either removed by the tool or by a user.
1841 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1842 Guy Benyei <guybe@mellanox.com>
1844 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1845 block, and do not negate it, the stored id is already negative.
1847 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1849 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1851 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1854 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1855 masks of options that should be turned off if the VSX vector
1856 options are turned off.
1857 (OTHER_P8_VECTOR_MASKS): Likewise.
1858 (OTHER_VSX_VECTOR_MASKS): Likewise.
1859 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1860 rs6000_disable_incompatible_switches to validate no type switches
1862 (rs6000_incompatible_switch): New function to disallow turning on
1863 other vector options if -mno-vsx, -mno-power8-vector, or
1864 -mno-power9-vector are specified.
1866 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1868 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1870 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1872 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1873 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1874 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1875 (ARG_POINTER_CFA_OFFSET): Likewise.
1877 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1879 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1880 conditions to take advantage of various optimizations.
1882 2017-04-13 Jeff Law <law@redhat.com>
1884 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1885 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1886 (zero_extendsidi2_dext): Likewise.
1888 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1891 * fold-const.c (fold_ternary_loc): Revert
1892 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1895 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1897 PR rtl-optimization/80343
1898 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1901 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1904 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1905 to ubsan_encode_value.
1907 2017-04-13 Jeff Law <law@redhat.com>
1909 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1910 appearing in DEBUG_INSNs.
1912 2017-04-13 Martin Liska <mliska@suse.cz>
1914 PR gcov-profile/80413
1915 * gcov-io.c (gcov_write_string): Copy to buffer just when
1916 allocated size is greater than zero.
1918 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1921 * dwarf2out.c (decls_for_scope): Ignore declarations of
1922 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1924 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1927 * ipa-visibility.c (non_local_p): Fix typos.
1928 (localize_node): When localizing symbol in same comdat group,
1929 dissolve the group only when we know external symbols are going
1931 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1933 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1935 PR tree-optimization/79390
1936 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1937 order does not result in usable sequence, retry with reversed operand
1943 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1944 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1945 op0 instead of fold_convert_loc (loc, type, arg0).
1947 2017-04-12 Jeff Law <law@redhat.com>
1949 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1950 has a delay slot in the generated code.
1952 * config/cris/cris.md (cris_preferred_reload_class): Return
1953 GENNONACR_REGS rather than GENERAL_REGS.
1955 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1958 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1959 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1960 signedness of the result type.
1962 2017-04-12 Richard Biener <rguenther@suse.de>
1963 Jeff Law <law@redhat.com>
1965 PR tree-optimization/80359
1966 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1967 trim stores to TARGET_MEM_REFs.
1969 2017-04-12 Richard Biener <rguenther@suse.de>
1971 PR tree-optimization/79390
1972 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1973 threading case even more.
1975 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1978 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1979 for quad_address_p for TImode, instead of just not indexed_address.
1981 2017-04-12 Richard Biener <rguenther@suse.de>
1982 Bernd Edlinger <bernd.edlinger@hotmail.de>
1985 * alias.c (component_uses_parent_alias_set_from): Handle
1986 TYPE_TYPELESS_STORAGE.
1987 (get_alias_set): Likewise.
1988 * tree-core.h (tree_type_common): Add typeless_storage flag.
1989 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1990 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1991 for types containing members with TYPE_TYPELESS_STORAGE.
1992 (place_field): Likewise.
1993 (layout_type): Likewise for ARRAY_TYPE.
1994 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1995 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1996 TYPE_TYPELESS_STORAGE.
1997 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1999 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2002 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2003 first argument to type.
2005 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2009 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2010 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2011 (rs6000_expand_binop_builtin): Likewise.
2012 (rs6000_expand_ternop_builtin): Likewise; also add missing
2013 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2014 vshasigma built-ins.
2015 * doc/extend.texi: Document that vec_xxpermdi's third argument
2018 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2021 Use shift_const cost parameter when calculating gain of STV shifts.
2023 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2025 PR rtl-optimization/70478
2026 * lra-constraints.c (process_alt_operands): Check memory for
2027 disfavoring memory insn operand.
2029 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2032 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2033 left shift in unsigned HOST_WIDE_INT type.
2035 PR rtl-optimization/80385
2036 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2037 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2040 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2041 if they have any depend clauses.
2043 2017-04-11 Martin Liska <mliska@suse.cz>
2046 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2047 * ipa-split.c (split_function): Create a local comdat symbol
2048 if caller is in a comdat group.
2050 2017-04-11 Martin Liska <mliska@suse.cz>
2053 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2056 2017-04-11 Martin Sebor <msebor@redhat.com>
2059 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2060 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2062 (directive::set_width, directive::set_precision, format_character):
2064 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2067 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2070 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2071 conflict, set target->arch_name instead of target->cpu_name.
2073 2017-04-11 Richard Biener <rguenther@suse.de>
2075 PR tree-optimization/80374
2076 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2077 build_zero_cst, remove fold_convertible_p check again.
2079 2017-04-11 Martin Liska <mliska@suse.cz>
2082 * ubsan.c (instrument_object_size): Do not instrument register
2085 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2088 * config/i386/i386-builtin-types.def
2089 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2090 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2091 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2092 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2093 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2094 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2095 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2096 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2097 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2098 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2099 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2100 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2101 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2102 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2103 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2104 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2105 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2106 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2107 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2108 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2109 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2110 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2111 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2112 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2113 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2114 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2115 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2116 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2117 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2118 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2119 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2120 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2121 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2122 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2123 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2124 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2125 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2126 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2127 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2128 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2129 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2130 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2131 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2132 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2133 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2134 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2136 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2137 flag to second_arg_count, handle 4 argument function type _COUNT
2138 aliases, handle second_arg_count on second argument rather than last.
2140 2017-04-10 Jeff Law <law@redhat.com>
2142 PR tree-optimization/80374
2143 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2144 record anything if we can not convert integer_zero_node to the
2147 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2150 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2151 Enhance special handling given to the TARGET_P9_MINMAX option in
2152 relation to certain other options.
2154 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2156 PR tree-optimization/80153
2157 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2158 remove POINTER_PLUS_EXPR's base part directly, rather than through
2161 2017-04-10 Richard Biener <rguenther@suse.de>
2162 Bin Cheng <bin.cheng@arm.com>
2164 PR tree-optimization/80153
2165 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2166 the first element of pointer type aff_tree. Build result expr in
2168 (add_elt_to_tree): Convert to type unconditionally. Remove other
2170 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2171 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2173 2017-04-10 Richard Biener <rguenther@suse.de>
2175 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2178 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2180 PR rtl-optimization/70478
2181 * lra-constraints.c (curr_small_class_check): New.
2182 (update_and_check_small_class_inputs): New.
2183 (process_alt_operands): Update curr_small_class_check. Disfavor
2184 alternative insn memory operands. Check available regs for small
2187 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2190 * config/mips/mips.opt (-mvirt): Update description.
2191 * doc/invoke.texi (-mvirt): Likewise.
2193 2017-04-10 Richard Biener <rguenther@suse.de>
2196 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2197 looking for NEGATE_EXPR in -A / -B to A / B folding.
2199 2017-04-10 Martin Liska <mliska@suse.cz>
2201 PR gcov-profile/80224
2202 * gcov.c (print_usage): Fix usage string.
2203 (get_gcov_intermediate_filename): Remove.
2204 (output_gcov_file): Use both for normal and intermediate format.
2205 (generate_results): Do not initialize special file for
2206 intermediate format.
2208 2017-04-10 Richard Biener <rguenther@suse.de>
2210 PR tree-optimization/80304
2211 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2214 2017-04-10 Nathan Sidwell <nathan@acm.org>
2217 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2218 (rs6000_init_builtins): Use it.
2220 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2222 * config/arm/arm.md (<mrc>): Add mode to SET source.
2225 2017-04-10 Richard Biener <rguenther@suse.de>
2228 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2230 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2233 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2234 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2235 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2236 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2237 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2238 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2239 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2240 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2241 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2242 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2243 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2244 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2245 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2246 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2247 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2248 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2249 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2250 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2251 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2252 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2253 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2254 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2255 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2257 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2259 PR rtl-optimization/70478
2260 * lra-constraints.c: Reverse the last patch.
2262 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2264 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2265 Add comment for WCHAR_T.
2267 2017-04-08 Martin Liska <mliska@suse.cz>
2270 2017-04-07 Martin Liska <mliska@suse.cz>
2273 * ipa-split.c (split_function): Add function part to a same comdat
2276 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2279 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2281 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2283 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2284 (vec_pairing): ...to this.
2285 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2286 (rs6000_sched_init): Adjust for name change.
2287 (struct rs6000_sched_context): Likewise.
2288 (rs6000_init_sched_context): Likewise.
2289 (rs6000_set_sched_context): Likewise.
2291 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2297 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2299 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2300 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2301 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2303 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2305 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2307 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2309 PR rtl-optimization/70703
2310 * ira-color.c (update_conflict_hard_regno_costs): Use
2311 int64_t instead of HOST_WIDE_INT.
2313 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2315 PR rtl-optimization/70478
2316 * lra-constraints.c (process_alt_operands): Disfavor alternative
2317 insn memory operands.
2319 2017-04-07 Jeff Law <law@redhat.com>
2321 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2322 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2324 2017-04-07 Martin Liska <mliska@suse.cz>
2327 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2328 Show error message instead of an ICE.
2330 2017-04-07 Martin Liska <mliska@suse.cz>
2333 * ipa-split.c (split_function): Add function part to a same comdat
2336 2017-04-07 Richard Biener <rguenther@suse.de>
2339 * tree.c (get_unwidened): Also handle ! for_type case for
2341 * convert.c (do_narrow): Split out from ...
2342 (convert_to_integer_1): ... here. Do not pass final truncation
2343 type to get_unwidened for TRUNC_DIV_EXPR.
2345 2017-04-07 Richard Biener <rguenther@suse.de>
2347 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2349 (aff_combination_const): Adjust.
2350 (aff_combination_scale): Likewise.
2351 (aff_combination_add_elt): Likewise.
2352 (aff_combination_add_cst): Likewise.
2353 (aff_combination_convert): Likewise.
2354 (add_elt_to_tree): Likewise. Remove unused argument.
2355 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2357 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2359 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2361 * config/arm/arm.c (arm_default_short_enums): Use
2362 ARM_DEFAULT_SHORT_ENUMS.
2363 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2365 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2368 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2369 members with redundant out-of-class redeclaration.
2371 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2375 * config/i386/i386.md (*zero_extendsidi2):
2376 Add (?*x,*x) and (?*v,*v) alternatives.
2378 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.c (ix86_expand_builtin)
2382 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2383 mode from insn data. Convert operands to insn operand mode.
2384 Copy operands that don't satisfy insn predicate to a register.
2386 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2388 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2391 2017-04-06 Richard Biener <rguenther@suse.de>
2393 PR tree-optimization/80334
2394 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2395 preserve alignment of accesses.
2397 2017-04-06 Richard Biener <rguenther@suse.de>
2399 PR tree-optimization/80262
2400 * tree-sra.c (build_ref_for_offset): Preserve address-space
2402 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2403 Drop useless address-space information on MEM_REF offsets.
2405 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2407 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2409 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2411 PR rtl-optimization/70703
2412 * ira-color.c (update_conflict_hard_regno_costs): Use
2413 HOST_WIDE_INT instead of long.
2415 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2418 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2419 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2421 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2422 for x86_64 target. Handle -m3dnowa option.
2424 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2426 PR rtl-optimization/70703
2427 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2428 (update_conflict_hard_regno_costs): Use long instead of unsigned
2429 arithmetic for cost calculation.
2431 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2432 Bernd Edlinger <bernd.edlinger@hotmail.de>
2435 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2438 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2441 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2442 ptr_mode with Pmode throughout.
2443 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2444 into probe_stack_range and use DImode.
2446 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2449 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2450 call_eh_return is true.
2452 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2454 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2455 Initialize last_match_fntype_index.
2457 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2460 * tree-nvr.c: Include internal-fn.h.
2461 (pass_return_slot::execute): Ignore internal calls without
2464 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2465 Richard Biener <rguenther@suse.de>
2468 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2469 captures used multiple times, except for the last use.
2470 * generic-match-head.c: Include gimplify.h.
2472 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2474 PR tree-optimization/79390
2475 * target.h (struct noce_if_info): Declare.
2476 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2477 * target.def (noce_conversion_profitable_p): New target hook.
2478 * ifcvt.h (struct noce_if_info): New type, moved from ...
2479 * ifcvt.c (struct noce_if_info): ... here.
2480 (noce_conversion_profitable_p): Renamed to ...
2481 (default_noce_conversion_profitable_p): ... this. No longer
2483 (noce_try_store_flag_constants, noce_try_addcc,
2484 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2485 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2486 instead of noce_conversion_profitable_p.
2487 * config/i386/i386.c: Include ifcvt.h.
2488 (ix86_option_override_internal): Don't override
2489 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2490 (ix86_noce_conversion_profitable_p): New function.
2491 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2492 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2493 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2494 * doc/tm.texi: Regenerated.
2496 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2498 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2501 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2504 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2505 instructions for small multiply cores.
2507 2017-04-04 Jeff Law <law@redhat.com>
2509 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2511 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2512 that are not set by the loop over the elements.
2514 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2517 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2518 int mode, convert_modes it to mode as unsigned, otherwise use
2519 lowpart_subreg to mode rather than SImode.
2520 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2521 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2522 Use DImode instead of SImode for the shift count operand.
2523 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2526 2017-04-04 Richard Biener <rguenther@suse.de>
2529 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2530 arithmetic done for the negate or the plus. Simplify.
2531 (A - (-B) -> A + B): Likewise.
2532 * fold-const.c (split_tree): Make sure to not negate pointers.
2534 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2536 PR rtl-optimization/60818
2537 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2538 a compare of comparisons with the thing compared if this results
2539 in a different machine mode.
2541 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2543 * alias.c (base_alias_check): Fix typo in comment.
2544 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2545 * cgraphunit.c (symbol_table::compile): Likewise.
2546 * collect2.c (maybe_run_lto_and_relink): Likewise.
2547 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2548 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2549 * config/avr/avr.c (avr_map_op_t): Likewise.
2550 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2551 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2552 * config/epiphany/epiphany.md (movcc): Likewise.
2553 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2554 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2556 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2557 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2558 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2559 * config/sh/sh.c (sh_rtx_costs): Likewise.
2560 * fold-const.c (fold_truth_andor): Likewise.
2561 * genautomata.c (collapse_flag): Likewise.
2562 * gengtype.h (struct type::u::s): Likewise.
2563 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2564 * input.c (FORMAT_AMOUNT): Likewise.
2565 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2566 (known_aggs_to_agg_replacement_list): Likewise.
2567 * ipa-inline-analysis.c: Likewise.
2568 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2569 * ipa-polymorphic-call.c
2570 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2571 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2572 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2574 * modulo-sched.c (apply_reg_moves): Likewise.
2575 * omp-expand.c (build_omp_regions_1): Likewise.
2576 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2577 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2578 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2579 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2580 * value-prof.c: Likewise.
2581 * var-tracking.c (val_reset): Likewise.
2583 2017-04-03 Richard Biener <rguenther@suse.de>
2585 PR tree-optimization/80275
2586 * fold-const.c (split_address_to_core_and_offset): Handle
2589 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2591 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2592 descriptors is at least equal to that of functions.
2594 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2596 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2598 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2602 (mov<IMOD4:mode>): New expander.
2603 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2605 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2607 PR rtl-optimization/79405
2608 * fwprop.c (propagations_left): New variable.
2609 (forward_propagate_into): Decrement it.
2610 (fwprop_init): Initialize it.
2611 (fw_prop): If the variable has reached zero, stop propagating.
2612 (fwprop_addr): Ditto.
2614 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2617 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2618 a FUNCTION_DECL, pass it as decl instead of origin to
2621 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2623 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2626 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2629 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2630 TARGET_VSX_SMALL_INTEGER.
2632 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2634 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2635 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2637 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2639 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2640 extraction from odd-numbered MSA register.
2642 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2645 * expmed.c (store_bit_field_1): Don't attempt to create
2646 a word subreg out of hard registers wider than word if they
2647 have HARD_REGNO_NREGS of 1 for their mode.
2650 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2651 conversions to integer types wider than word and pointer.
2654 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2655 (rtx_equal_for_cselib_p): Pass 0 to it.
2656 * cselib.c (cselib_hasher::equal): Likewise.
2657 (rtx_equal_for_cselib_1): Add depth argument. If depth
2658 is 128, don't look up VALUE locs and punt. Increment
2659 depth in recursive calls when walking VALUE locs.
2661 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2663 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2664 (make_gcov_file_name): Use the canonical path name for generating
2666 (read_line): Fix handling of files with ascii null bytes.
2668 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2670 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2671 to initialise a vector register instead
2672 of using a const_int.
2674 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2676 PR translation/80189
2677 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2678 diagnostic messages.
2680 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2683 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2684 (dfp_diex_<mode>): Update mode of operand 1.
2685 * doc/extend.texi (dxex, dxexq): Document change to return type.
2686 (diex, diexq): Document change to argument type.
2688 2017-03-30 Martin Jambor <mjambor@suse.cz>
2691 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2692 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2693 it reflects the signature changes performed at the callee side.
2694 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2695 to cgraph_build_function_type_skip_args.
2696 (build_function_decl_skip_args): Adjust call to the above function.
2698 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2701 * config/i386/sse.md
2702 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2703 register as dest whenever it is a MEM not rtx_equal_p to the
2704 corresponding dup operand, and when forcing into reg move the
2705 reg into the memory afterwards.
2706 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2707 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2708 for the force_reg mode.
2709 (avx512vl_vextractf128<mode>): Use register as dest either
2710 always when a MEM, or when it is a MEM not rtx_equal_p to the
2711 corresponding dup operand, or even not when it is a CONST_VECTOR
2712 depending on the mode and lo vs. hi.
2713 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2715 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2716 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2717 Likewise. Require that operands[2] is even.
2718 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2719 Remove extraneous parens. Require that operands[2] is a multiple
2721 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2722 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2723 disallow memory then.
2725 2017-03-30 Richard Biener <rguenther@suse.de>
2727 PR tree-optimization/77498
2728 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2729 to non-constants over backedges.
2731 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2733 PR rtl-optimization/80233
2734 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2735 as last_combined_insn. Do not test for BARRIER_P separately.
2737 2017-03-29 Andreas Schwab <schwab@suse.de>
2740 * calls.c (prepare_call_address): Convert funexp to Pmode before
2741 copying to temp reg.
2743 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2745 PR tree-optimization/80158
2746 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2747 Handle possible future case of more than one alternate
2749 (replace_rhs_if_not_dup): Likewise.
2750 (replace_one_candidate): Likewise.
2752 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2754 PR rtl-optimization/80193
2755 * ira.c (ira): Do not check allocation for LRA.
2757 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2759 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2760 (nvptx_output_simt_exit): Declare.
2761 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2762 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2763 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2764 (nvptx_declare_function_name): ...here. Emit declaration of local
2765 memory space buffer for omp_simt_enter insn.
2766 (nvptx_output_unisimt_switch): New.
2767 (nvptx_output_softstack_switch): New.
2768 (nvptx_output_simt_enter): New.
2769 (nvptx_output_simt_exit): New.
2770 * config/nvptx/nvptx.h (struct machine_function): New fields
2771 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2772 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2773 (UNSPECV_SIMT_EXIT): Ditto.
2774 (omp_simt_enter_insn): New insn.
2775 (omp_simt_enter): New expansion.
2776 (omp_simt_exit): New insn.
2777 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2779 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2780 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2781 (expand_GOMP_SIMT_EXIT): New.
2782 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2783 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2784 (GOMP_SIMT_EXIT): Ditto.
2785 * target-insns.def (omp_simt_enter): New insn.
2786 (omp_simt_exit): Ditto.
2787 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2789 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2790 (lower_rec_input_clauses): Likewise.
2791 (lower_lastprivate_clauses): Handle SIMT privatization.
2793 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2794 (ompdevlow_adjust_simt_enter): New.
2795 (find_simtpriv_var_op): New.
2796 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2797 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2799 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2800 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2801 (copy_decl_for_dup_finish): Ditto.
2803 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2805 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2808 * config/i386/i386.c (ix86_option_override_internal): Always
2809 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2811 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2813 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2815 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2817 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2818 mark new edge's irreducible flag accordign to it.
2819 (vect_do_peeling): Check loop preheader edge's irreducible flag
2820 and pass it to function slpeel_add_loop_guard.
2822 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2824 PR tree-optimization/80218
2825 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2826 Update block frequencies and counts.
2828 2017-03-28 Richard Biener <rguenther@suse.de>
2830 PR tree-optimization/78644
2831 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2832 of a simplification result we may not use it at all.
2834 2017-03-28 Richard Biener <rguenther@suse.de>
2837 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2838 without arguments, generate default definition of a SSA name.
2840 2017-03-28 Richard Biener <rguenther@suse.de>
2843 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2844 TYPE_REF_CAN_ALIAS_ALL references.
2845 * fold-const.c (fold_indirect_ref_1): Likewise.
2847 2017-03-28 Martin Liska <mliska@suse.cz>
2850 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2851 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2853 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2854 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2856 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2857 (EXTRA_SPECS): Define.
2858 (SUBTARGET_EXTRA_SPECS): Likewise.
2859 (SUBTARGET_CPP_SPEC): Likewise.
2860 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2861 SUBTARGET_EXTRA_SPECS.
2862 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2864 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2866 * config/arc/simdext.md (vst64_insn): Update pattern.
2867 (vld32wh_insn): Likewise.
2868 (vld32wl_insn): Likewise.
2869 (vld64_insn): Likewise.
2870 (vld32_insn): Likewise.
2872 2017-03-28 Marek Polacek <polacek@redhat.com>
2875 * fold-const.c (fold_comparison): Use protected_set_expr_location
2876 instead of SET_EXPR_LOCATION.
2878 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2880 * tree.c (add_expr): Avoid name lookup warning.
2882 2017-03-27 Jeff Law <law@redhat.com>
2884 PR tree-optimization/80216
2885 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2886 function name. Limit recursion depth.
2887 (record_temporary_equivalences): Corresponding changes.
2889 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2891 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2894 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2897 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2899 * cfgcleanup.c (reg_note_cfa_p): New array.
2900 (insns_have_identical_cfa_notes): New function.
2901 (old_insns_match_p): Don't cross-jump in between /f
2902 and non-/f instructions. If both i1 and i2 are frame related,
2903 verify all CFA notes, their order and content.
2905 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2908 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2909 HImode and SImode with zero extend to DImode to one insn.
2910 (bswap<mode>2_extenddi): Likewise.
2911 (bswapsi2_extenddi): Likewise.
2912 (bswaphi2_extendsi): Likewise.
2913 (bswaphi2): Combine bswap HImode and SImode into one insn.
2914 Separate memory insns from swapping register.
2915 (bswapsi2): Likewise.
2916 (bswap<mode>2): Likewise.
2917 (bswaphi2_internal): Delete, no longer used.
2918 (bswapsi2_internal): Likewise.
2919 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2920 store, and gpr<-gpr swap insns.
2921 (bswap<mode>2_store): Likewise.
2922 (bswaphi2_reg): Register only splitter, combine with the splitter.
2923 (bswaphi2 splitter): Likewise.
2924 (bswapsi2_reg): Likewise.
2925 (bswapsi2 splitter): Likewise.
2926 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2927 the insns into load, store, and register/register insns.
2928 (bswapdi2_ldbrx): Likewise.
2929 (bswapdi2_load): Likewise.
2930 (bswapdi2_store): Likewise.
2931 (bswapdi2_reg): Likewise.
2933 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2935 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2936 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2938 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2941 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2943 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2944 special handling for target option conflicts between dform
2945 options (-mpower9-dform, -mpower9-dform-vector,
2946 -mpower9-dform-scalar) and -mno-direct-move.
2948 2017-03-27 Richard Biener <rguenther@suse.de>
2950 PR tree-optimization/80181
2951 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2953 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2955 * config/arc/predicates.md (move_double_src_operand): Replace the
2956 call to move_double_src_operand with a call to address_operand.
2958 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2960 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2961 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2962 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2964 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2966 * config/arc/predicates.md (long_immediate_loadstore_operand):
2967 Consider scaled addresses cases.
2969 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2971 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2972 restored when in interrupt.
2973 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2974 doesn't have delay slot.
2976 2017-03-27 Richard Biener <rguenther@suse.de>
2979 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2980 inlined thunk clones.
2982 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2985 * asan.c (instrument_derefs): Copy over last operand from
2986 original COMPONENT_REF to the new COMPONENT_REF with
2987 DECL_BIT_FIELD_REPRESENTATIVE.
2988 * ubsan.c (instrument_object_size): Likewise.
2990 2017-03-27 Richard Biener <rguenther@suse.de>
2992 PR tree-optimization/80170
2993 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2994 sure DR/SCEV didnt fold in constants we do not see when looking
2995 at the reference base alignment.
2997 2017-03-27 Richard Biener <rguenther@suse.de>
3000 * gimple-fold.c (fold_ctor_reference): Properly guard against
3001 NULL return value from canonicalize_constructor_val.
3003 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3006 * config/i386/i386.c (ix86_expand_builtin)
3007 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3008 flags reg setting and flags reg using instructions.
3009 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3010 clobbering instructions to zero extend op2.
3012 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3014 * doc/install.texi (Configuration) <--with-aix-soname>:
3015 Update link to AIX ld.
3017 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3019 PR rtl-optimization/80160
3020 PR rtl-optimization/80159
3021 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3022 reg_alternate_class into account.
3024 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3027 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3028 to consider in curr_insn_transform.
3030 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3032 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3033 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3034 and emit_mode_inner.
3036 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3038 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3039 argument to the overloaded builtin variants. Use the new flag to
3040 deprecate certain builtin variants.
3041 * config/s390/s390-builtin-types.def: Add new builtin types.
3042 * config/s390/s390-builtins.h: Support new flags field for
3043 overloaded builtins.
3044 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3045 (s390_macro_to_expand): Enable vector float data type.
3046 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3047 builtins by incrementing the __VEC__ version number.
3048 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3050 (s390_resolve_overloaded_builtin): Emit error messages depending
3051 on the builtin flags.
3052 * config/s390/s390.c (s390_expand_builtin): Support additional
3053 flags argument. Change error message to match the messages
3054 emitted in s390-c.c.
3055 * config/s390/s390.md: New UNSPEC_* constants.
3056 (op_type): Add new instruction types.
3057 * config/s390/vecintrin.h: Add new builtins and test data class
3059 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3060 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3061 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3062 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3063 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3064 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3066 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3067 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3068 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3069 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3071 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3072 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3073 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3074 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3076 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3077 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3078 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3079 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3080 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3081 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3082 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3084 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3085 ("vec_scatter_element<V_HW_4:mode>_DI")
3086 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3087 ("vec_fpint<mode>", "vflls")
3088 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3089 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3090 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3091 ("*vec_cmphe<mode>_cc"): ... these.
3093 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3094 mode constant instead of magic value.
3096 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3098 * config/s390/s390.c (s390_expand_vec_compare): Support other
3099 vector floating point modes than just V2DF.
3100 (s390_expand_vcond): Likewise.
3101 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3102 (s390_cannot_change_mode_class): Prevent mode changes between TF
3103 and V1TF in vector registers.
3104 * config/s390/s390.md (DF, SF): New mode attributes.
3105 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3106 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3107 SFmode support for VRs.
3108 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3110 (VFT, VF_HW): New mode iterators.
3111 (vw, sdx): New mode attributes.
3112 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3113 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3114 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3115 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3116 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3117 also the new vector floating point modes. Renaming to ...
3119 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3120 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3121 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3122 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3123 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3124 ("vec_unordered<mode>"): ... these.
3126 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3127 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3128 ("*vec_extendv2df"): New insn definitions.
3130 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3132 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3133 ("mulditi3_2", "*muldi3_sign"): New patterns.
3134 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3135 rename the pattern definition.
3137 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3139 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3141 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3143 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3145 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3146 instruction if possible.
3147 * config/s390/vector.md (vec_halfnumelts): New mode
3149 ("*vec_vllezlf<mode>"): New pattern.
3151 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3153 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3154 ("popcountv4si2", "popcountv2di2"): Rename to ...
3155 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3156 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3158 ("popcount<mode>2_vxe"): New pattern.
3160 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3162 * common/config/s390/s390-common.c (processor_flags_table): Add
3164 * config.gcc: Add arch12.
3165 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3166 Default to arch12 for unknown CPU model numbers.
3167 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3168 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3169 PROCESSOR_max sanity check.
3170 * config/s390/s390-opts.h (enum processor_type): Add
3172 * config/s390/s390.c (processor_table): Add arch12.
3173 (s390_expand_builtin): Add check for B_VXE flag.
3174 (s390_issue_rate): Add PROCESSOR_ARCH12.
3175 (s390_get_sched_attrmask): Likewise.
3176 (s390_get_unit_mask): Likewise.
3177 (s390_sched_score): Enable z13 scheduling for arch12.
3178 (s390_sched_reorder): Likewise.
3179 (s390_sched_variable_issue): Likewise.
3180 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3182 (s390_tune_attr): Use z13 scheduling also for arch12.
3183 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3184 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3185 (TARGET_VXE_P): New macros.
3186 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3187 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3188 * config/s390/s390.opt: Add arch12 as processor_type.
3190 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3192 * config/s390/s390.md
3193 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3194 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3195 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3197 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3198 Rename expanders to ...
3200 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3201 ("fixuns_truncdddi2_emu"): ... these.
3203 ("fixuns_trunc<mode>si2_emu"): New expander.
3205 ("*fixuns_truncdfdi2_z13"): Rename to ...
3206 ("*fixuns_truncdfdi2_vx"): ... this.
3208 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3210 * config/s390/2964.md: Remove the single element vector compare
3211 instructions which are no longer used.
3212 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3214 (s390_canonicalize_comparison): Remove handling of DFmode
3216 (s390_expand_vec_compare_scalar): Remove function.
3217 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3218 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3220 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3222 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3224 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3226 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3227 will anyway by matched by mov<mode>_64dfp.
3229 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3231 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3232 vlef/vstef. Add missing operand to vleif.
3234 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3236 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3237 pair for all vector types with 64 bit elements.
3238 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3239 * config/s390/vector.md (V_HW_64): ... here.
3240 (V_128_NOSINGLE): New mode iterator.
3241 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3242 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3243 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3244 ("*vec_load_pairv2di"): Change to ...
3245 ("*vec_load_pair<mode>"): ... this one.
3247 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3249 * config/s390/constraints.md: Add comments.
3250 (jKK): Reject element sizes > 8 bytes.
3251 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3253 * config/s390/s390.md: Add the s_operand checks formerly in
3254 s390_split_ok_p to various splitters where they are still
3256 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3257 for 128 bit vectors. Plus two splitters.
3259 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3261 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3264 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3267 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3268 error if the boundary argument is not constant.
3270 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3272 PR rtl-optimization/80112
3273 * loop-doloop.c (doloop_condition_get): Don't check condition
3274 if cmp isn't SET with IF_THEN_ELSE src.
3276 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3278 PR tree-optimization/80158
3279 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3280 replacing a candidate statement, also replace it for the
3281 candidate's alternate interpretation.
3282 (replace_rhs_if_not_dup): Likewise.
3283 (replace_one_candidate): Likewise.
3285 2017-03-24 Richard Biener <rguenther@suse.de>
3287 PR tree-optimization/80167
3288 * graphite-isl-ast-to-gimple.c
3289 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3291 (translate_isl_ast_to_gimple::get_rename): Likewise.
3293 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3295 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3296 handling of certain combinations of target options, including the
3297 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3298 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3300 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3303 * config/arm/arm.md (*load_multiple): Add reload_completed to
3306 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3307 Richard Biener <rguenth@suse.de>
3309 PR tree-optimization/79908
3310 PR tree-optimization/80136
3311 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3312 been cast away, gimplify_and_add suffices.
3314 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3316 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3318 2017-03-23 Richard Biener <rguenther@suse.de>
3320 PR tree-optimization/80032
3321 * gimplify.c (gimple_push_cleanup): Forced unconditional
3322 cleanups still have to go to the conditional_cleanups
3325 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3327 PR tree-optimization/80072
3328 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3330 (next_operand_entry_id): Change type to unsigned int.
3331 (sort_by_operand_rank): Make sure to return the right return value
3332 even if unsigned fields are bigger than INT_MAX.
3333 (struct oecount): Change cnt and id type to unsigned int.
3334 (oecount_hasher::equal): Formatting fix.
3335 (oecount_cmp): Make sure to return the right return value
3336 even if unsigned fields are bigger than INT_MAX.
3337 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3340 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3341 TREE_READONLY on result if writing it more than once.
3344 * doc/invoke.texi (-fsanitize=thread): Document that with
3345 -fnon-call-exceptions atomics are not able to throw
3349 * tsan.c: Include tree-eh.h.
3350 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3351 maybe_clean_or_replace_eh_stmt where needed.
3352 (instrument_memory_accesses): Add cfg_changed argument.
3353 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3354 if it returned true.
3355 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3357 PR rtl-optimization/63191
3358 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3359 wrapper function, moved the whole old content into ...
3360 (ix86_delegitimize_address_1): ... this. New inline function.
3361 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3362 true as last argument instead of ix86_delegitimize_address.
3364 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3366 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3367 cortexa57_branch_cost.
3369 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3371 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3373 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3376 * doc/md.texi (Constraints): Document wA constraint.
3377 * config/rs6000/constraints.md (wA): New.
3378 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3379 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3380 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3381 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3383 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3386 * gimplify.c (is_oacc_declared): New function.
3387 (oacc_default_clause): Use it to set default flags for acc declared
3388 variables inside parallel regions.
3389 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3391 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3392 declare attribute to any decl as necessary.
3394 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3397 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3398 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3399 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3400 (arm_arch_lpae): This.
3401 * config/arm/arm.c (arm_arch7ve): Rename into ...
3402 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3403 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3406 2017-03-22 Martin Liska <mliska@suse.cz>
3409 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3410 error message instead of an ICE.
3412 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3414 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3416 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3418 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3420 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3423 2017-03-21 Martin Sebor <msebor@redhat.com>
3425 * doc/extend.texi: Use "cannot" instead of "can't."
3426 * doc/hostconfig.texi: Same.
3427 * doc/install.texi: Same.
3428 * doc/invoke.texi: Same.
3429 * doc/loop.texi: Same.
3430 * doc/md.texi: Same.
3431 * doc/objc.texi: Same.
3432 * doc/rtl.texi: Same.
3433 * doc/tm.texi: Same.
3434 * doc/tm.texi.in: Same.
3435 * doc/trouble.texi: Same.
3437 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3440 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3441 (collect_checksum_attributes): Set it.
3442 (die_checksum_ordered): Use it.
3444 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3446 PR tree-optimization/79908
3447 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3448 change: For a VA_ARG whose LHS has been cast away, use
3449 force_gimple_operand to construct the side effects.
3451 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3453 PR translation/80001
3454 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3455 more amenable to translation.
3456 (oacc_loop_auto_partitions): Likewise.
3458 2017-03-21 Marek Polacek <polacek@redhat.com>
3459 Martin Sebor <msebor@redhat.com>
3461 PR tree-optimization/80109
3462 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3465 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3466 Segher Boessenkool <segher@kernel.crashing.org>
3469 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3470 check reg_used_between_p between insn and one of succ or succ2
3471 depending on if succ is artificial insn not inserted into insn
3474 2017-03-21 Martin Liska <mliska@suse.cz>
3476 PR gcov-profile/80081
3477 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3478 * doc/gcc.texi: Include gcov-dump stuff.
3479 * doc/gcov-dump.texi: New file.
3481 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3483 PR rtl-optimization/79150
3484 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3485 conditional jump, if the jump is the last insn of the loop.
3487 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3488 Richard Biener <rguenth@suse.de>
3490 PR tree-optimization/79908
3491 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3492 been cast away, use force_gimple_operand to construct the side
3495 2017-03-21 Martin Liska <mliska@suse.cz>
3498 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3501 2017-03-21 Brad Spengler <spender@grsecurity.net>
3504 * plugin.c (htab_hash_plugin): New function.
3505 (add_new_plugin): Use it and adjust.
3506 (parse_plugin_arg_opt): Adjust.
3507 (init_one_plugin): Likewise.
3509 2017-03-21 Richard Biener <rguenther@suse.de>
3511 PR tree-optimization/80032
3512 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3513 if set force the cleanup to happen unconditionally.
3514 (gimplify_target_expr): Push inserted clobbers with force_uncond
3515 to avoid them being removed by control-dependent DCE.
3517 2017-03-21 Richard Biener <rguenther@suse.de>
3519 PR tree-optimization/80122
3520 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3521 va_arg_pack_len when the inlined call stmt requires pack
3523 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3525 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3528 * tsan.c (instrument_builtin_call): If the memory model argument
3529 is not a constant, assume it is valid.
3532 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3535 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3537 PR rtl-optimization/79910
3538 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3539 if its dest is used by an insn before I2 (other than the combined
3540 insns themselves, which are properly handled already).
3542 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3545 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3547 * combine.c (record_used_regs): New static function.
3548 (try_combine): Handle situations where there is an additional
3549 instruction between I2 and I3 which needs to have a LOG_LINK
3553 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3555 * combine.c (try_combine): Delete redundant i1 test. Call
3556 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3558 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3561 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3564 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3566 PR tree-optimization/80054
3567 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3568 the optimization if a PHI or any of its arguments is not dominated
3569 by the candidate's basis. Use gphi* rather than gimple* as
3571 (replace_profitable_candidates): Clean up a gimple* variable that
3572 should be a gphi* variable.
3574 2017-03-20 Martin Sebor <msebor@redhat.com>
3577 * doc/extend.texi (attribute constructor): Document present limitation.
3579 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3582 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3583 __POWER9_VECTOR__ #ifdef control, change template definition to
3584 use Power9-specific built-in function.
3585 (vec_any_eq): Likewise.
3586 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3587 to control outcomes from this test.
3588 (vector_ae_<mode>p): For VEC_F modes, likewise.
3590 2017-03-20 Ian Lance Taylor <iant@google.com>
3592 * config/i386/i386.c (ix86_function_regparm): Save an extra
3593 register for -fsplit-stack with DECL_STATIC_CHAIN.
3595 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3598 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3599 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3601 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3603 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3605 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3608 2017-03-20 Marek Polacek <polacek@redhat.com>
3611 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3613 2017-03-20 Richard Biener <rguenther@suse.de>
3615 PR tree-optimization/80113
3616 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3617 allocate extra SSA name for PHI def.
3618 (add_close_phis_to_outer_loops): Likewise.
3619 (add_close_phis_to_merge_points): Likewise.
3620 (copy_loop_close_phi_args): Likewise.
3621 (copy_cond_phi_nodes): Likewise.
3623 2017-03-20 Martin Liska <mliska@suse.cz>
3626 * tree-chkp.c (chkp_build_returned_bound): Do not build
3627 returned bounds for a LHS that's not a BOUNDED_P type.
3629 2017-03-20 Martin Liska <mliska@suse.cz>
3633 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3634 COMPLEX_CST and VECTOR_CST.
3636 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3639 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3640 target operand. A new splitter adds the clobber statement in case
3641 the target operand is dead anyway.
3643 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3645 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3646 to age-old versions of binutils and glibc.
3648 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3650 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3652 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3654 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3656 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3658 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3659 requirement for binutils 2.13.
3661 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3663 * combine.c (try_combine): Delete redundant i1 test. Call
3664 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3666 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3668 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3669 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3671 <riscv64-*-elf>: Re-arrange section
3672 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3673 <riscv32-*-linux>: Likewise.
3674 <riscv64-*-elf>: Likewise
3675 <riscv64-*-linux>: Likewise.
3677 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3680 * aarch64.opt(verbose-cost-dump): Fix typo.
3682 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3685 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3686 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3688 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3690 * reload.c (find_reloads): When reloading a nonoffsettable address,
3691 use RELOAD_OTHER for it and its address reloads.
3693 PR rtl-optimization/79910
3694 * combine.c (record_used_regs): New static function.
3695 (try_combine): Handle situations where there is an additional
3696 instruction between I2 and I3 which needs to have a LOG_LINK
3699 2017-03-17 Jeff Law <law@redhat.com>
3701 PR tree-optimization/71437
3702 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3703 conditional in the hash table first.
3704 (vrp_dom_walker::before_dom_children): Extract condition from
3705 ASSERT_EXPR. Record condition, its inverion and any implied
3708 2017-03-17 Marek Polacek <polacek@redhat.com>
3709 Markus Trippelsdorf <markus@trippelsdorf.de>
3711 PR tree-optimization/80079
3712 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3715 2017-03-17 Richard Biener <rguenther@suse.de>
3718 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3719 Properly verify the LHS before the RHS possibly claims to be
3721 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3724 2017-03-17 Martin Jambor <mjambor@suse.cz>
3726 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3727 (List of -O2 options): Likewise.
3728 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3731 2017-03-17 Tom de Vries <tom@codesourcery.com>
3733 * gcov-dump.c (print_usage): Print bug_report_url.
3735 2017-03-17 Richard Biener <rguenther@suse.de>
3738 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3739 (parser::peek): Likewise.
3741 2017-03-17 Richard Biener <rguenther@suse.de>
3743 PR tree-optimization/80048
3744 * sese.c (free_sese_info): Properly release rename_map and
3745 copied_bb_map elements.
3747 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3749 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3750 Add linked-list forward and backlinks. Insert on
3751 construction, remove on destruction.
3752 (class pass_store_merging): Add m_stores_head field.
3753 (pass_store_merging::terminate_and_process_all_chains):
3754 Iterate over m_stores_head list.
3755 (pass_store_merging::terminate_all_aliasing_chains):
3757 (pass_store_merging::execute): Check for debug stmts first.
3758 Push new chains onto the m_stores_head stack.
3760 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3763 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3764 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3765 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3767 2017-03-16 Jeff Law <law@redhat.com>
3769 PR tree-optimization/71437
3770 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3771 member function. Implementation moved into after_dom_children
3772 member function and into the threader's thread_outgoing_edges
3774 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3775 some code into new thread_outgoing_edges.
3776 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3777 definition. Simplify marker handling (do it here). Assume we always
3778 have the available expression and the const/copies tables.
3779 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3781 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3782 * tree-vrp.c (equiv_stack): No longer file scoped.
3783 (vrp_dom_walker): New class.
3784 (vrp_dom_walker::before_dom_children): New member function.
3785 (vrp_dom_walker::after_dom_children): Likewise.
3786 (identify_jump_threads): Setup domwalker. Use it rather than
3787 walking edges in a random order by hand. Simplify setup/finalization.
3788 (finalize_jump_threads): Remove.
3789 (vrp_finalize): Do not call identify_jump_threads here.
3790 (execute_vrp): Do it here instead and call thread_through_all_blocks
3793 PR tree-optimization/71437
3794 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3796 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3798 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3799 (dom_opt_dom_walker::thread_across_edge): Remove
3800 handle_dominating_asserts argument. All callers changed.
3801 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3802 changes. Remove calls to lhs_of_dominating_assert. Other
3803 uses of handle_dominating_asserts turn into unconditional code
3804 (simplify_control_stmt_condition_1): Likewise.
3805 (simplify_control_stmt_condition): Likewise.
3806 (thread_through_normal_block, thread_across_edge): Likewise.
3807 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3808 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3809 object if it is not an SSA_NAME.
3810 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3811 before calling into the VRP specific simplifiers.
3812 (identify_jump_threads): Remove handle_dominating_asserts
3815 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3818 * tree-diagnostic.c (default_tree_printer): No longer static.
3819 * tree-diagnostic.h (default_tree_printer): New prototype.
3821 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3823 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3824 Change ins into fmov.
3826 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3828 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3829 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3830 Use h_con constraint for operand 1.
3831 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3832 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3834 2017-03-15 Jeff Law <law@redhat.com>
3836 PR tree-optimization/71437
3837 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3838 (record_temporary_equivalences): Use it.
3840 PR tree-optimization/71437
3841 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3842 tree-ssa-scopedtables.
3843 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3844 (record_conditions, record_cond, vuse_eq): Likewise.
3845 (record_edge_info): Adjust to API tweak of record_conditions.
3846 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3847 (record_temporary_equivalences, optimize_stmt): Likewise.
3848 (eliminate_redundant_computations): Likewise.
3849 (record_equivalences_from_stmt): Likewise.
3850 * tree-ssa-scopedtables.c: Include options.h and params.h.
3851 (vuse_eq): New function, moved from tree-ssa-dom.c
3852 (build_and_record_new_cond): Likewise.
3853 (record_conditions): Likewise. Accept vector of conditions rather
3854 than edge_equivalence structure for first argument.
3855 for the first argument.
3856 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3857 from tree-ssa-dom.c.
3858 (avail_exprs_stack::record_cond): Likewise.
3859 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3860 from tree-ssa-dom.c.
3861 (avail_exprs_stack): Add new member functions lookup_avail_expr
3863 (record_conditions): Declare.
3865 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3868 * lra-constraints.c (process_alt_operands): Increase reject for
3869 reloading an input/output operand.
3871 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3874 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3875 insns to convert from signed/unsigned char/short to IEEE 128-bit
3877 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3879 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3882 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3883 subreg of inner mode for values already in registers.
3885 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3887 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3888 iteration reg is used after the loop.
3890 2017-03-14 Martin Sebor <msebor@redhat.com>
3892 PR tree-optimization/79800
3893 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3894 precision in negative-positive range.
3895 (format_floating): Call non-const overload with adjusted precision.
3897 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3900 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3903 2017-03-14 Martin Sebor <msebor@redhat.com>
3906 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3907 * builtins.def (aligned_alloc): Use it.
3910 * Makefile.in (GTFILES): Add calls.c.
3911 * calls.c: Include "gt-calls.h".
3913 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3915 PR rtl-optimization/79728
3916 * regs.h (struct target_regs): New field
3917 x_contains_allocatable_regs_of_mode.
3918 (contains_allocatable_regs_of_mode): New macro.
3919 * reginfo.c (init_reg_sets_1): Initialize it, and change
3920 contains_reg_of_mode so it includes global regs as well.
3921 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3922 rather than contains_regs_of_mode.
3924 2017-03-14 Martin Liska <mliska@suse.cz>
3926 * doc/invoke.texi: Document options that can't be combined with
3927 -fcheck-pointer-bounds.
3929 2017-03-14 Martin Liska <mliska@suse.cz>
3932 * doc/invoke.texi (-Wchkp): Document the option.
3934 2017-03-14 Martin Liska <mliska@suse.cz>
3936 * Makefile.in: Install gcov-dump.
3938 2017-03-14 Martin Liska <mliska@suse.cz>
3940 * multiple_target.c (expand_target_clones): Bail out for
3941 an invalid attribute.
3943 2017-03-14 Richard Biener <rguenther@suse.de>
3945 * alias.c (struct alias_set_entry): Pack properly.
3946 * cfgloop.h (struct loop): Likewise.
3947 * cse.c (struct set): Likewise.
3948 * ipa-utils.c (struct searchc_env): Likewise.
3949 * loop-invariant.c (struct invariant): Likewise.
3950 * lra-remat.c (struct cand): Likewise.
3951 * recog.c (struct change_t): Likewise.
3952 * rtl.h (struct address_info): Likewise.
3953 * symbol-summary.h (function_summary): Likewise.
3954 * tree-loop-distribution.c (struct partition): Likewise.
3955 * tree-object-size.c (struct object_size_info): Likewise.
3956 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3957 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3958 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3959 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3960 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3961 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3962 (struct _stmt_vec_info): Likewise.
3964 2017-03-14 Martin Liska <mliska@suse.cz>
3967 * multiple_target.c (create_dispatcher_calls): Check that
3968 a target can create a function dispatcher.
3970 2017-03-14 Martin Liska <mliska@suse.cz>
3973 * multiple_target.c (expand_target_clones): Drop local.local
3974 flag for default implementation.
3976 2017-03-14 Richard Biener <rguenther@suse.de>
3978 PR tree-optimization/80030
3979 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3981 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3983 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3984 gcc_fallthrough() instead of __attribute__((fallthrough));
3986 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3988 * doc/gcc.texi: Remove "up" link to (DIR).
3989 * doc/gccint.texi: Ditto.
3991 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3993 * doc/install.texi (Specific) <avr>: Remove reference to
3996 2017-03-13 Jeff Law <law@redhat.com>
3998 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3999 attribute rather than comments.
4001 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4002 match_scratch operand is highest.
4004 2017-03-13 Martin Liska <mliska@suse.cz>
4007 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4008 is a CHKP clone, use original declaration.
4010 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4012 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4013 (arc_conditional_register_usage): Use a different allocation order
4014 when optimizing for size.
4015 * common/config/arc/arc-common.c (arc_option_optimization_table):
4016 Section anchors default on when optimizing for size.
4018 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4020 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4022 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4024 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4025 * config/arc/arc.md (cpu_facility): Add cd variant.
4026 (*movqi_insn): Add code density variant.
4027 (*movhi_insn): Likewise.
4028 (*movqi_insn): Likewise.
4029 (*addsi3_mixed): Likewise.
4030 (subsi3_insn): Likewise.
4032 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4034 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4036 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4038 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4039 expressions with MINUS and UNARY ops.
4041 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4044 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4046 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4047 between vec_select and vector argument.
4048 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4049 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4050 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4051 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4052 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4053 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4055 2017-03-13 Richard Biener <rguenther@suse.de>
4058 * params.def (vect-max-peeling-for-alignment): Fix typo.
4060 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4062 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4063 issue that only occurred with binutils below 2.18.
4065 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4067 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4068 refer to binutils 2.11/2.12 minimum.
4070 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4072 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4073 ftp.kernel.org and simplify binutils requirement.
4075 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4077 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4079 (Optimize Options): Ditto. Also remove redundancy.
4081 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4083 PR translation/79848
4084 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4086 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4087 to G_ to avoid double translation.
4089 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4091 PR translation/79923
4092 * auto-profile.c (get_combined_location): Convert leading
4093 character of diagnostics to lower case and remove trailing period.
4094 (read_profile): Likewise for various diagnostics.
4095 * config/arm/arm.c (arm_option_override): Remove trailing period
4096 from various diagnostics.
4097 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4098 (msp430_expand_delay_cycles): Likewise.
4100 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4103 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4104 full command-line argument, rather than just "str".
4105 (aarch64_validate_march): Likewise.
4106 (aarch64_validate_mtune): Likewise.
4108 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4110 PR rtl-optimization/78911
4111 * lra-assigns.c (must_not_spill_p): New function.
4112 (spill_for): Use it.
4114 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4116 PR tree-optimization/79981
4117 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4118 ATOMIC_COMPARE_EXCHANGE ifn result.
4119 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4120 IFN_ATOMIC_COMPARE_EXCHANGE.
4122 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4125 * opts.c (parse_sanitizer_options): Add missing question mark to
4126 "did you mean" message.
4128 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4130 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4132 (VMULEUH_UNS): Likewise.
4133 (VMULOUB_UNS): Likewise.
4134 (VMULOUH_UNS): Likewise.
4135 * config/rs6000/rs6000.c (builtin_function_type): Remove
4136 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4138 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4141 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4142 x with result of extra_parsing_for_operand_code_0.
4143 (function_reader::extra_parsing_for_operand_code_0): Convert
4144 return type from void to rtx, returning x. When reading
4145 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4146 larger size containing struct block_symbol.
4148 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4150 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4151 -mfloat128-hardware without -m64.
4153 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4156 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4157 entries to the case statement that marks unsigned arguments to
4158 overloaded functions.
4160 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4162 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4163 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4165 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4168 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4169 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4171 2017-03-10 Martin Liska <mliska@suse.cz>
4175 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4176 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4179 2017-03-10 Olivier Hainque <hainque@adacore.com>
4181 * tree-switch-conversion (array_value_type): Start by resetting
4182 candidate type to it's main variant.
4184 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4186 PR rtl-optimization/79909
4187 * combine.c (try_combine): Use simplify_replace_rtx on individual
4188 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4189 of the whole CALL_INSN_FUNCTION_USAGE.
4191 PR tree-optimization/79972
4192 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4193 get_range_info on SSA_NAMEs. Formatting fixes.
4195 2017-03-10 Richard Biener <rguenther@suse.de>
4196 Jakub Jelinek <jakub@redhat.com>
4198 PR tree-optimization/77975
4199 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4200 edge to be constant.
4201 (get_val_for): For constant x return it. Formatting fix.
4202 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4203 would use the same bases as the current one.
4205 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4207 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4208 instead of vec_select for V1TImode.
4209 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4211 (VSX_LE_128): Add V1TI to this mode iterator.
4212 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4213 (*vsx_le_perm_store_<mode>): Likewise.
4214 (pre-reload splitter for VSX stores): Likewise.
4215 (post-reload splitter for VSX stores): Likewise.
4216 (*vsx_xxpermdi2_le_<mode>): Likewise.
4217 (*vsx_lxvd2x2_le_<mode>): Likewise.
4218 (*vsx_stxvd2x2_le_<mode>): Likewise.
4220 2017-03-09 Michael Eager <eager@eagercon.com>
4222 Correct failures with --enable-checking=yes,rtl.
4224 * config/microblaze/microblaze.c (microblaze_expand_shift):
4225 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4226 test for const0_rtx.
4227 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4228 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4230 2017-03-09 Richard Biener <rguenther@suse.de>
4232 PR tree-optimization/79977
4233 * graphite-scop-detection.c (scop_detection::merge_sese):
4234 Handle the case of extra exits to blocks dominating the entry.
4236 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4238 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4241 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4243 PR rtl-optimization/79949
4244 * lra-constraints.c (process_alt_operands): Check memory when
4245 trying to predict a cycle. Print about the overall increase.
4247 2017-03-09 Richard Biener <rguenther@suse.de>
4250 * gimple-expr.c (useless_type_conversion_p): Preserve
4251 TYPE_SATURATING for fixed-point types.
4253 2017-03-09 Richard Biener <rguenther@suse.de>
4256 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4257 alignment of BLKmode params.
4259 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4262 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4263 (VALL_NO_V2Q): Likewise.
4265 * config/aarch64/aarch64-simd.md
4266 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4268 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4269 VALL_NO_V2Q mode iterator.
4270 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4272 2017-03-09 Martin Liska <mliska@suse.cz>
4274 PR tree-optimization/79631
4275 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4276 tree_int_cst_sign_bit just for INTEGER constants.
4278 2017-03-09 Martin Liska <mliska@suse.cz>
4282 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4285 2017-03-09 Marek Polacek <polacek@redhat.com>
4288 * tree.c (inchash::add_expr): Handle TREE_VEC.
4290 2017-03-09 Martin Liska <mliska@suse.cz>
4293 (chkp_narrow_size_and_offset): New function.
4294 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4295 (void chkp_parse_bit_field_ref): New function.
4296 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4297 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4299 2017-03-09 Martin Liska <mliska@suse.cz>
4302 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4303 (chkp_find_bounds_1): Remove gcc_unreachable.
4305 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4308 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4309 BUILT_IN_SYNC*, determine the access type from the size suffix and
4310 always build a MEM_REF with that type. Handle forgotten
4311 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4314 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4315 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4316 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4317 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4318 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4319 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4320 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4321 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4322 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4323 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4324 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4325 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4326 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4327 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4328 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4329 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4330 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4331 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4332 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4333 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4334 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4335 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4336 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4337 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4338 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4339 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4340 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4341 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4342 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4343 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4344 definitions outside of __OPTIMIZE__ guarded section.
4347 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4348 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4349 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4350 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4353 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4355 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4356 ("vfenez<mode>"): Add missing constraints.
4358 2017-03-08 Martin Sebor <msebor@redhat.com>
4361 * config/nds32/nds32.c (nds32_option_override):
4362 Fix misspelled diagnostic.
4364 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4367 * gimplify.c (gimplify_omp_for): Replace index var in outer
4368 taskloop statement with an artificial variable and add
4369 OMP_CLAUSE_PRIVATE clause for it.
4371 2017-03-08 Richard Biener <rguenther@suse.de>
4373 PR tree-optimization/79955
4374 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4375 for accesses that are completely outside of the variable.
4377 2017-03-08 Andrew Haley <aph@redhat.com>
4379 PR tree-optimization/79943
4380 * tree-ssa-loop-split.c (compute_new_first_bound): When
4381 calculating the new upper bound, (END-BEG) should be added, not
4384 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4386 * config/avr/avr.md (setmemhi): Make sure match_dup
4387 operand number comes before match_scratch.
4389 2017-03-08 Richard Biener <rguenther@suse.de>
4391 PR tree-optimization/79920
4392 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4393 with ncopies == 1 to ...
4394 (vect_transform_slp_perm_load): ... here. Properly compute
4395 all element loads by iterating VF times over the group. Do
4396 not handle ncopies (computed in a broken way) in
4397 vect_create_mask_and_perm.
4399 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4402 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4403 is a uniform vector, use uniform_vector_p return value instead of
4404 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4406 2017-03-07 Marek Polacek <polacek@redhat.com>
4409 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4410 (alloca_call_type): Likewise.
4412 2017-03-07 Martin Liska <mliska@suse.cz>
4414 * gcov.c (process_args): Put comment to correct location.
4416 2017-03-07 Martin Liska <mliska@suse.cz>
4419 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4420 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4421 (chkp_narrow_bounds_for_field): Likewise.
4422 (chkp_parse_array_and_component_ref): Pass one more argument to
4425 2017-03-07 Richard Biener <rguenther@suse.de>
4427 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4430 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4432 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4433 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4435 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4438 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4439 to end of description.
4440 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4442 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4444 PR rtl-optimization/79901
4445 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4447 (*avx512f_<code><mode>3<mask_name>): ... this.
4448 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4449 iterator instead of VI8_AVX2_AVX512BW.
4451 PR rtl-optimization/79901
4452 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4453 min/max expander, expand it using expand_vec_cond_expr.
4456 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4459 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4462 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4463 to void * for PCH reasons.
4464 * dwarf2out.c (output_loc_operands, output_die): Cast
4465 v.val_vec.array to unsigned char *.
4467 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4470 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4473 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4475 PR rtl-optimization/79571
4476 * lra-constraints.c (process_alt_operands): Calculate static
4477 reject and subtract it from overall when only addresses will be
4480 2017-03-06 Julia Koval <julia.koval@intel.com>
4483 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4484 incoming stack boundary to 128 for 64-bit targets.
4486 2017-03-06 Richard Biener <rguenther@suse.de>
4488 PR tree-optimization/79894
4489 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4490 to NULL after folding it.
4492 2017-03-06 Richard Biener <rguenther@suse.de>
4494 PR tree-optimization/79824
4495 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4496 check disabling peeling for gaps.
4498 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4500 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4501 attributes): Document gettimeofday.
4503 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4505 * config/s390/s390.c (s390_option_override_internal): Set
4506 PARAM_MIN_VECT_LOOP_BOUND
4508 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4510 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4511 * config/s390/s390.md: Likewise.
4513 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4516 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4517 (<avx2_avx512>_perm<mode>): Rename to ...
4518 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4520 (<avx512>_perm<mode>_mask): Rename to ...
4521 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4523 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4524 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4525 instead of VI8F_256_512.
4526 (avx512f_perm<mode>): New define_expand.
4527 (avx512f_perm<mode>_mask): Likewise.
4528 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4529 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4531 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4533 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4534 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4536 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4538 2017-03-06 Martin Liska <mliska@suse.cz>
4541 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4542 when having a SSA NAME w/o VAR_DECL assigned to it.
4544 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4546 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4547 msa_dpsub_<su>_d): Fix MODE for vec_select.
4549 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4551 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4553 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4555 2017-03-06 Richard Biener <rguenther@suse.de>
4557 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4558 * plugin.c (register_plugin_info): Likewise.
4559 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4561 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4563 * config/i386/sse.md (sse_storehps, sse_storelps,
4564 avx_<castmode><avxsizesuffix>_<castmode>,
4565 avx512f_<castmode><avxsizesuffix>_<castmode>,
4566 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4567 in condition that at least one operand is not a MEM.
4569 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4572 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4573 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4575 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4576 gimple_call_nothrow_p flag based on whether original builtin can throw.
4577 If it can, emit following stmts on the fallthrough edge.
4578 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4579 don't create new bb if inserting just debug stmts on the edge, try to
4580 insert them on the fallthru bb or just reset debug stmts.
4582 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4585 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4586 restore recog_data (including the operand rtxes inside it) around
4587 the call to get_insn_template.
4589 2017-03-03 Martin Sebor <msebor@redhat.com>
4591 PR tree-optimization/79699
4592 * context.c (context::~context): Free MPFR caches to avoid
4593 a memory leak on program exit.
4595 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4597 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4598 Use wide_int::ulow () instead of .elt (0).
4600 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4602 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4603 (*pushxf): Limit oF constraint to 32bit targets and add oC
4604 constraint for 64bit targets.
4605 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4606 (*pushdf): Change rmF constraint to rmC.
4608 2017-03-03 Martin Liska <mliska@suse.cz>
4610 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4611 Remove unused variable.
4613 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4616 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4617 is a memory operand, increase num_memory.
4618 (ix86_expand_args_builtin): Likewise.
4620 2017-03-03 Jan Hubicka <jh@suse.cz>
4623 * ipa-devirt.c (maybe_record_node): Properly handle
4624 __cxa_pure_virtual visibility.
4626 2017-03-03 Martin Liska <mliska@suse.cz>
4628 PR tree-optimization/79803
4629 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4631 (pass_loop_prefetch::execute): Disabled optimization if an
4632 assumption about L1 cache size is not met.
4634 2017-03-03 Martin Liska <mliska@suse.cz>
4636 PR rtl-optimization/79574
4637 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4638 (hash_scan_set): Likewise.
4639 (dump_hash_table): Likewise.
4640 (hoist_code): Likewise.
4642 2017-03-03 Richard Biener <rguenther@suse.de>
4644 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4645 in place of uhigh ().
4646 (fixed_convert_from_real): Likewise.
4648 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4651 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4653 2017-03-03 Richard Biener <rguenther@suse.de>
4656 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4657 TYPE_OVERFLOW_UNDEFINED check.
4659 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4661 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4663 (vector_ae_<mode>_p): Likewise.
4664 (vector_nez_<mode>_p): Likewise.
4665 (vector_ne_v2di_p): Likewise.
4666 (vector_ae_v2di_p): Likewise.
4667 (vector_ne_<mode>_p): Likewise.
4668 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4670 (vsx_tsqrt<mode>2_fe): Likewise.
4672 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4677 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4679 PR rtl-optimization/79780
4680 * cprop.c (one_cprop_pass): When second and further conditional trap
4681 in a single basic block is turned into an unconditional trap, turn it
4682 into a deleted note to avoid RTL verification failures.
4684 2017-03-02 Richard Biener <rguenther@suse.de>
4686 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4688 2017-03-02 Richard Biener <rguenther@suse.de>
4690 PR tree-optimization/79345
4692 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4693 param and abort the walk, returning -1 if it is hit.
4694 (walk_aliased_vdefs): Take a limit param and pass it on.
4695 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4696 defaulting to 0 and return a signed int.
4697 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4698 (check_defs): New helper.
4699 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4700 about uninitialized memory.
4701 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4702 bogus uninitialized warning.
4703 (fixed_convert_from_real): Likewise.
4705 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4707 PR tree-optimization/66768
4708 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4709 iv_use if base object can't be determined.
4711 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/79345
4714 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4715 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4716 (get_pattern_stats): Initialize it.
4717 * genemit.c (gen_expand): Verify match_scratch numbers come after
4718 match_operand/match_dup numbers.
4719 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4720 match_scratch numbers.
4721 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4723 * config/s390/s390.md (trunctdsd2): Likewise.
4725 2017-03-02 Richard Biener <rguenther@suse.de>
4727 * wide-int.h (wide_int_storage::operator=): Implement in terms
4730 2017-03-02 Richard Biener <rguenther@suse.de>
4732 PR tree-optimization/79777
4733 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4734 the to insert expression to sth existing.
4736 2017-03-01 Martin Sebor <msebor@redhat.com>
4739 * gimple-ssa-sprintf.c
4740 (directive::known_width_and_precision): New function.
4741 (format_integer): Use it.
4742 (get_mpfr_format_length): Consider the full range of precision
4743 when computing %g output with the # flag. Set the likely byte
4744 count to 3 rather than 1 when precision is indeterminate.
4745 (format_floating): Correct the lower bound of precision.
4747 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4749 * doc/invoke.texi: Document default code model for 64-bit Linux.
4751 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4754 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4755 udiv rather than div since input pattern is unsigned.
4757 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.c (print_reg): Warn for values of
4760 unsupported size in integer register.
4762 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4765 * config/rs6000/predicates.md (current_file_function_operand): Do
4766 not allow self calls to be local if the function is replaceable.
4768 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4771 * config/rs6000/altivec.h (vec_ctz and others): Change the
4772 preprocessor macro that controls conditional compilation from
4773 _ARCH_PWR9 to __POWER9_VECTOR__.
4774 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4775 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4776 control (instead of _ARCH_PWR9 control) so that template
4777 definition uses power9-specific function.
4778 (vec_any_eq): Likewise.
4779 (vec_all_ne): Change macro definition to use a power9-specific
4780 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4781 _ARCH_PWR9 control).
4782 (vec_any_eq) Likewise.
4783 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4784 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4785 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4786 support for xvcmpnedp instruction.
4787 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4788 macro expansion so that Power9 implementation of vec_all_ne does
4789 not use the AltiVec predicate framework.
4790 (VCMPNEH_P): Likewise.
4791 (VCMPNEW_P): Likewise.
4792 (VCMPNED_P): Likewise.
4793 (VCMPNEFP_P): Likewise.
4794 (VCMPNEDP_P): Likewise.
4795 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4796 implementation of vec_any_eq to not use AltiVec predicate
4798 (VCMPAEH_P): Likewise.
4799 (VCMPAEW_P): Likewise.
4800 (VCMPAED_P): Likewise.
4801 (VCMPAEFP_P): Likewise.
4802 (VCMPAEDP_P): Likewise.
4803 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4804 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4805 not use the AltiVec predicate framework.
4806 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4807 of vec_any_eq to not use AltiVec predicate framework.
4808 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4809 support for predefined __POWER9_VECTOR__ macro to indicate that
4810 Power9 instruction selection is enabled.
4811 (altivec_overloaded_builtins): Remove extraneous
4812 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4813 function argument types RS6000_BTI_bool_V16QI and
4814 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4815 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4816 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4817 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4818 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4819 Power9 for implementations of vec_cmpne. Change the signature for
4820 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4821 (representing vec_all_ne) to remove the previously described first
4822 argument of type RS6000_BTI_INTSI, as this was an artifact of
4823 reliance on the AltiVec predicate framework, which is no longer
4824 used in the implementation of these functions. Add
4825 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4826 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4827 since, unlike the AltiVec predicate framework implementation, we
4828 do not share function descriptors between vec_alle and vec_anyeq.
4829 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4830 set of modes that receive special treatment even when
4831 TARGET_P9_VECTOR is true. The special treatment emits code that
4832 does not depend on Power9 instructions.
4833 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4834 define_expand to not rely on AltiVec predicate framework.
4835 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4837 (vector_ne_v2di_p): Change this define_expand to not rely on
4838 AltiVec predicate framework.
4839 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4841 (vector_ne_<mode>_p): Change this define_expand to not rely on
4842 AltiVec predicate framework.
4843 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4845 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4846 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4847 define_insn pattern.
4848 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4849 define_insn pattern because the xvcmpne<VSs>. instruction is not
4851 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4852 instruction is not supported.
4854 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4856 * config/nvptx/nvptx.c: Include intl.h.
4858 2017-03-01 Martin Jambor <mjambor@suse.cz>
4861 * ipa-prop.h (ipa_bits): Removed field known.
4862 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4863 to pointers. Adjusted their comments to warn about their sharing.
4864 (ipcp_transformation_summary): Change bits to a vector of pointers.
4865 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4866 (ipa_get_ipa_bits_for_value): Declare.
4867 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4868 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4869 (ipa_bits_hash_table): Likewise.
4870 (ipa_vr_ggc_hash_traits): Likewise.
4871 (ipa_vr_hash_table): Likewise.
4872 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4873 being pointers and vr_known being removed.
4874 (ipa_set_jf_unknown): Likewise.
4875 (ipa_get_ipa_bits_for_value): New function.
4876 (ipa_set_jfunc_bits): Likewise.
4877 (ipa_get_value_range): New overloaded functions.
4878 (ipa_set_jfunc_vr): Likewise.
4879 (ipa_compute_jump_functions_for_edge): Use the above functions to
4880 construct bits and vr parts of jump functions.
4881 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4882 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4884 (ipcp_grow_transformations_if_necessary): Also allocate
4885 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4887 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4888 them. Fix too long lines.
4889 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4890 vr_known being removed.
4891 (ipa_read_jump_function): Use new setter functions to construct bits
4892 and vr parts of jump functions or set them to NULL.
4893 (write_ipcp_transformation_info): Adjust for bits being pointers.
4894 (read_ipcp_transformation_info): Likewise.
4895 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4897 Include gt-ipa-prop.h.
4898 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4900 (ipcp_store_bits_results): Likewise.
4901 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4902 Do not write to existing jump functions but use a temporary instead.
4904 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4907 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4908 attempt to use its first operand as BIT_FIELD_REF base.
4910 2017-03-01 Richard Biener <rguenther@suse.de>
4913 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4914 interpolating formula in wrapping arithmetic.
4915 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4917 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4919 PR tree-optimization/79734
4920 * tree-vect-generic.c (expand_vector_condition): Optimize
4921 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4922 Handle VEC_COND_EXPR where comparison has different inner width from
4925 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4927 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4928 markup, and similar issues. Remove @opindex entries for things
4929 that aren't options. Add missing -mmpy-option entries.
4931 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4933 PR tree-optimization/79737
4934 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4935 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4936 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4937 instead of byte_size. Formatting fix.
4938 (shift_bytes_in_array_right): Formatting fix.
4940 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4943 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4944 condition on optimize for the leaf function test.
4946 2017-02-28 Martin Liska <mliska@suse.cz>
4949 * read-rtl-function.c (function_reader::handle_unknown_directive):
4950 Bail out when one uses -flto.
4952 2017-02-28 Martin Liska <mliska@suse.cz>
4954 * common.opt: Replace space with tabular for options of <number>
4956 * config/i386/i386.opt: Show <number> value for
4957 -mlarge-data-threshold.
4958 * opts.c (print_filtered_help): Do not display number in hexadecimal
4961 2017-02-28 Martin Liska <mliska@suse.cz>
4963 * common.opt: Fix --help=option -Q for options which are of
4966 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4968 * config/i386/i386.c (print_reg): Error out for values
4969 of 8-bit size in invalid integer register.
4971 2017-02-28 Martin Sebor <msebor@redhat.com>
4973 PR tree-optimization/79691
4974 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4976 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4979 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4980 gcc_unreachable with output_operand_lossage.
4982 2017-02-28 Richard Biener <rguenther@suse.de>
4984 PR tree-optimization/79740
4985 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4987 (visit_nary_op): Insert the nary into the hashtable if we
4988 pattern-matched sth.
4989 * tree-ssa-pre.c (eliminate_insert): Robustify.
4991 2017-02-28 Richard Biener <rguenther@suse.de>
4994 * fold-const.c (decode_field_reference): Reject out-of-bound
4997 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4999 * config/i386/i386.c: Include intl.h.
5000 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5001 instead of just cond ? "..." : "...".
5002 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5003 * coverage.c (read_counts_file): Likewise.
5004 * omp-offload.c: Include intl.h.
5005 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5006 of just cond ? "..." : "...".
5007 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5008 of just cond ? "..." : "...".
5010 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5013 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5015 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5016 'tune for' CPU name.
5017 * config/arm/arm-cpu-data.h: Regenerated.
5019 2017-02-28 Richard Biener <rguenther@suse.de>
5021 PR tree-optimization/79732
5022 * tree-inline.c (expand_call_inline): Do not shadow var.
5024 2017-02-28 Richard Biener <rguenther@suse.de>
5026 PR tree-optimization/79723
5027 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5028 address-space properly.
5030 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5032 * doc/optinfo.texi (Optimization groups): Fix option used for
5034 * doc/invoke.texi (-fopt-info): Document "omp".
5035 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5036 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5037 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5038 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5039 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5041 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5043 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5044 OPTGROUP_OMP with "omp".
5046 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5049 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5050 for arithmetic shift of unsigned V2DI.
5052 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5054 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5055 arc/linux.h headers.
5056 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5057 (LINK_SPEC): Likewise.
5058 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5059 (EXTRA_SPECS): Likewise.
5060 (STARTFILE_SPEC): Likewise.
5061 (ENDFILE_SPEC): Likewise.
5062 (LIB_SPEC): Likewise.
5063 (TARGET_SDATA_DEFAULT): Likewise.
5064 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5065 (MULTILIB_DEFAULTS): Likewise.
5066 (DWARF2_UNWIND_INFO): Likewise.
5067 * config/arc/big.h: New file.
5068 * config/arc/elf.h: Likewise.
5069 * config/arc/linux.h: Likewise.
5070 * config/arc/t-uClibc: Remove.
5072 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5074 PR tree-optimization/77536
5075 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5076 (tree_transform_and_unroll_loop): Use above function to compute the
5077 estimated niter of unrolled loop and use it when scaling profile.
5078 Also use count info rather than frequency if it's non-zero.
5079 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5080 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5081 (vect_transform_loop): Call above function.
5083 2017-02-27 Richard Biener <rguenther@suse.de>
5085 PR tree-optimization/45397
5086 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5087 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5088 (visit_nary_op): Add pattern matching for CSEing sign-changed
5089 or truncated operations with wider ones.
5091 2017-02-27 Richard Biener <rguenther@suse.de>
5093 PR tree-optimization/79690
5094 * tree-vect-stmts.c (vectorizable_store): Use vector type
5095 built from the DR with address-space.
5097 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5099 * doc/invoke.texi (Optimize Options): Refine the description
5100 of asan-use-after-return.
5102 2017-02-25 Alan Modra <amodra@gmail.com>
5104 PR rtl-optimization/79584
5105 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5106 base, not ad->base_term, the reg within base. Remove assertion
5107 that ad->base == ad->base_term. Replace gen_int_mode using
5108 bogus mode with const0_rtx.
5110 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5113 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5114 FMA_EXPR like tcc_binary or tcc_unary.
5116 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5119 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5121 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5122 (output_loc_operands): Handle DW_OP_call_ref and
5123 DW_OP_GNU_variable_value.
5124 (struct variable_value_struct): New type.
5125 (struct variable_value_hasher): Likewise.
5126 (variable_value_hash): New variable.
5127 (string_types): Remove.
5128 (copy_loc_descr): New function.
5129 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5130 (prepend_loc_descr_to_each): New function.
5131 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5132 instead of add_loc_descr_to_each if the first argument is single
5133 location list and the second has multiple.
5134 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5135 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5136 when looking for variable value which doesn't have other location info.
5137 (loc_list_from_tree): Formatting fix.
5138 (gen_array_type_die): Simplify DW_AT_string_length handling.
5139 (adjust_string_types): Remove.
5140 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5141 string_types. Call resolve_variable_values.
5142 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5143 (resolve_addr_in_expr): Likewise. Add A argument.
5144 (copy_deref_exprloc): Remove deref argument. Adjust for the
5145 original expression being DW_OP_GNU_variable_value with optionally
5146 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5147 optionally after it.
5148 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5149 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5150 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5151 (variable_value_hasher::hash, variable_value_hasher::equal): New
5153 (resolve_variable_value_in_expr, resolve_variable_value,
5154 resolve_variable_values, note_variable_value_in_expr,
5155 note_variable_value): New functions.
5156 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5159 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5162 * opts.h (handle_generated_option): Add GENERATED_P argument.
5163 * opts-common.c (handle_option): Adjust function comment.
5164 (handle_generated_option): Add GENERATED_P argument, pass it to
5166 (control_warning_option): Pass false to handle_generated_option
5168 * opts.c (maybe_default_option): Pass true to handle_generated_option
5170 * optc-gen.awk: Likewise.
5172 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5174 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5175 a REG, look at the REG it is a SUBREG of.
5176 (splitter for cmpeqsi_t): Ditto.
5178 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5180 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5181 the special USEs with the pattern of the insn, not the insn itself.
5183 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5186 * doc/invoke.texi: Document -mload-store-pairs.
5188 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5189 Sandra Loosemore <sandra@codesourcery.com>
5191 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5192 argument isn't a CONST_INT.
5193 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5194 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5195 (nios2_validate_compare): Bypass alternate compare logic if *op2
5197 (ldstwm_operation_p): Return false if first_base is not a REG or
5198 if first_offset is not a CONST_INT.
5200 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5202 * config/cris/cris.md: Use correct operand in a define_peephole2.
5204 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5206 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5208 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5210 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5211 this_insn if it is an INSN or JUMP_INSN.
5212 (force_offsettable): Look at base, not at addr.
5213 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5214 on things that aren't necessarily CONST_INTs.
5216 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5218 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5219 -mfpmath=sse is the default also for x86-32 targets with SSE2
5220 instruction set when @option{-ffast-math} is enabled
5222 2017-02-24 Jeff Law <law@redhat.com>
5224 PR rtl-optimizatoin/79286
5225 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5228 2017-02-24 Richard Biener <rguenther@suse.de>
5230 PR tree-optimization/79389
5231 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5234 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5236 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5237 function comment to reflect reality.
5238 (loop_exits_before_overflow): Fix typo in function description.
5240 2017-02-24 Richard Biener <rguenther@suse.de>
5242 PR tree-optimization/79389
5243 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5244 properly that a threading opportunity exists. Detect conditional
5245 copy/constant propagation opportunities.
5247 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5249 * config/visium/visium.md (type): Add trap.
5250 (b): New mode attribute.
5251 (*btst): Rename into...
5252 (*btst<mode>): ...this and adjust.
5253 (*cbranchsi4_btst_insn): Rename into...
5254 (*cbranch<mode>4_btst_insn): ...this and adjust.
5255 (trap): New define_insn.
5257 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5259 PR tree-optimization/79389
5260 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5261 (noce_reversed_cond_code): New function.
5262 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5263 reversed_comparison_code. Formatting fix.
5264 (noce_try_store_flag): Test rev_cond != NULL in addition to
5265 reversed_comparison_code.
5266 (noce_try_store_flag_constants): Likewise.
5267 (noce_try_store_flag_mask): Likewise.
5268 (noce_try_addcc): Use rev_cond if non-NULL instead of
5269 reversed_comparison_code.
5270 (noce_try_cmove_arith): Likewise. Formatting fixes.
5271 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5272 (noce_find_if_block): Initialize rev_cond.
5273 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5274 instead of false as last argument never attempt to reverse it
5277 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5279 PR tree-optimization/79663
5280 * tree-predcom.c (combine_chains): Process refs in reverse order
5281 only for ZERO length chains, and add explaining comment.
5283 2017-02-23 Jeff Law <law@redhat.com>
5285 PR tree-optimization/79578
5286 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5287 in call to operand_equal_p.
5289 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5292 * config/i386/cpuid.h: Fix another undefined behavior.
5294 2017-02-23 Richard Biener <rguenther@suse.de>
5296 PR tree-optimization/79683
5297 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5298 vector types for data-refs.
5300 2017-02-23 Martin Liska <mliska@suse.cz>
5302 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5304 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5307 * internal-fn.c (get_range_pos_neg): Moved to ...
5308 * tree.c (get_range_pos_neg): ... here. No longer static.
5309 * tree.h (get_range_pos_neg): New prototype.
5310 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5311 are known to be in between 0 and signed maximum inclusive, try to
5312 expand both unsigned and signed divmod and use the cheaper one from
5315 2017-02-22 Jeff Law <law@redhat.com>
5317 PR tree-optimization/79578
5318 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5319 to compare base operands.
5321 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5324 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5325 gpc_reg_operand instead of fpr_reg_operand.
5327 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5329 * config/mips/mips.c (mips_return_in_memory): Force FP
5330 vector types to be returned in memory for o32 ABI.
5332 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5334 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5335 instead of DW_TAG_member for static data member declarations and don't
5336 set no_linkage_name for static inline data members.
5337 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5340 2017-02-22 Martin Liska <mliska@suse.cz>
5342 * doc/invoke.texi: Replace inequality signs with square brackets
5345 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5347 PR tree-optimization/68644
5348 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5350 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5353 * lra-constraints.c (simplify_operand_subreg): Handle
5354 WORD_REGISTER_OPERATIONS targets.
5356 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5359 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5360 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5361 elimination by swapping fld*.
5363 2017-02-22 Richard Biener <rguenther@suse.de>
5365 PR tree-optimization/79673
5366 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5367 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5368 irrelevant address-space qualifiers and avoiding a
5369 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5371 2017-02-22 Richard Biener <rguenther@suse.de>
5373 PR tree-optimization/79666
5374 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5375 to not symbolically negate if that may introduce undefined
5378 2017-02-22 Martin Liska <mliska@suse.cz>
5381 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5382 * data-streamer-out.c (streamer_write_gcov_count_stream):
5384 * value-prof.c (stream_out_histogram_value): Make assert more
5385 precise based on type of counter.
5387 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5391 Use nonimmediate_operand instead of memory_operand for operand 1.
5392 (float-extend standard_x87sse_constant_load splitter): Ditto.
5394 2017-02-21 Jeff Law <law@redhat.com>
5396 PR tree-optimization/79621
5397 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5398 blocks with edges to themselves.
5400 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5403 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5404 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5405 Use gimple_call_builtin_p.
5408 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5409 on temporarily removed DEBUG_INSNs.
5411 PR tree-optimization/79649
5412 * tree-loop-distribution.c (classify_partition): Give up on
5413 non-generic address space loads/stores.
5415 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5417 * doc/loop.texi (Loop manipulation): Remove nonexistent
5418 tree_ssa_loop_version from the documentation.
5419 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5421 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5424 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5425 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5426 * config/rs6000/rs6000.c: Include except.h.
5427 (rs6000_expand_split_stack_prologue): Call
5428 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5430 2017-02-21 Martin Jambor <mjambor@suse.cz>
5433 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5436 2017-02-21 Martin Jambor <mjambor@suse.cz>
5438 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5439 for backward compatibility only.
5440 * doc/invoke.texi (Option Summary): Remove all references to
5443 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5447 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5449 * lra-constraints.c (curr_insn_transform): Handle
5450 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5452 2017-02-21 Martin Liska <mliska@suse.cz>
5454 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5456 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5458 PR translation/79638
5459 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5461 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5464 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5465 (arm_function_ok_for_sibcall): Return false for an indirect call by
5466 descriptor if all the argument registers are used.
5467 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5468 alignment of the function.
5470 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5472 PR tree-optimization/61441
5473 * simplify-rtx.c (simplify_const_unary_operation): For
5474 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5475 the sNaN unmodified.
5477 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5479 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5480 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5481 instead of SYSTEM_HEADER_DIR.
5483 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5484 Martin Liška <mliska@suse.cz>
5486 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5487 Fix typos and grammar, use active voice, and clarify.
5489 2017-02-20 Marek Polacek <polacek@redhat.com>
5492 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5495 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5497 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5500 * config/i386/i386.c (ix86_expand_builtin): Handle
5501 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5502 ix86_builtins_isa[fcode].isa as a requirement of those
5503 flags and any other flag in the bitmask.
5504 (ix86_init_mmx_sse_builtins): Use 0 instead of
5505 ~OPTION_MASK_ISA_64BIT as mask.
5506 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5507 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5508 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5509 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5511 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5514 * lra-constraints.c (split_reg): Check requested split mode
5515 is supported by the register.
5517 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5519 * lra-constraints.c (simplify_operand_subreg): Remove early
5522 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5525 * lra-constraints.c (curr_insn_transform): Tighten condition
5526 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5528 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5531 * lra-constraints.c (curr_insn_transform): Handle
5532 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5534 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5537 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5541 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5544 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5547 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5549 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5552 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5554 * final.c (last_columnnum, override_columnnum): New variables.
5555 (final_start_function): Set last_columnnum, pass it to begin_prologue
5556 hook and pass 0 to dwarf2out_begin_prologue.
5557 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5558 to source_line debug hook.
5559 (notice_source_line): Compute last_columnnum and for debug_column_info
5560 return true on column changes.
5561 * debug.h (struct gcc_debug_hooks): Add column argument to
5562 source_line and begin_prologue hooks.
5563 (debug_nothing_int_charstar_int_bool): Remove prototype.
5564 (debug_nothing_int_int_charstar,
5565 debug_nothing_int_int_charstar_int_bool): New prototypes.
5566 (dwarf2out_begin_prologue): Add column argument.
5567 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5568 begin_prologue hooks.
5569 (debug_nothing_int_charstar_int_bool): Remove.
5570 (debug_nothing_int_int_charstar,
5571 debug_nothing_int_int_charstar_int_bool): New functions.
5572 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5573 through to dwarf2out_source_line.
5574 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5575 (dwarf2out_source_line): Add column argument, emit it if requested.
5576 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5578 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5579 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5580 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5581 through to dwarf2out_begin_prologue.
5582 (vmsdbgout_source_line): Add column argument, pass it through to
5583 dwarf2out_source_line.
5584 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5585 dbxout_source_line caller.
5586 (dbxout_source_line): Add column argument.
5588 * common.opt (gno-column-info, gcolumn-info): New options.
5589 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5590 (check_die): Also test for multiple DW_AT_decl_column attributes.
5591 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5592 DW_AT_decl_column if requested.
5593 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5595 (gen_variable_die): Likewise.
5596 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5597 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5600 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5601 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5602 (ix86_handle_option): Handle OPT_m3dnowa.
5603 * doc/invoke.texi (-m3dnowa): Document.
5604 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5605 -m3dnowa instead of -m3dnow -march=athlon.
5608 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5609 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5611 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5614 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5615 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5616 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5617 generator for vsx_xxpermdi_<mode>_be.
5618 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5619 force big-endian semantics.
5620 (vsx_xxpermdi_<mode>_be): New define_expand with same
5621 implementation as previous version of vsx_xxpermdi_<mode>.
5623 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5625 PR tree-optimization/79327
5626 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5627 variable, its initialization and use.
5629 2017-02-17 Julia Koval <julia.koval@intel.com>
5631 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5632 (OPTION_MASK_ISA_PKU_UNSET): New.
5633 (ix86_handle_option): Handle -mrdpid.
5634 * config/i386/cpuid.h (bit_RDPID): New.
5635 * config/i386/driver-i386.c (host_detect_local_cpu):
5636 Detect RDPID feature.
5637 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5638 * config/i386/i386-c.c (ix86_target_macros_internal):
5640 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5641 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5642 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5643 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5644 * config/i386/i386.md (define_insn "rdpid"): New.
5645 * config/i386/i386.opt Add -mrdpid.
5646 * config/i386/immintrin.h (_rdpid_u32): New.
5648 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5650 PR rtl-optimization/79541
5651 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5652 instead of transforming it into USE.
5654 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5656 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5657 If HONOR_SNANS (SFmode) force the input to a register.
5658 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5659 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5660 an frsp or similar insn.
5662 2017-02-17 Martin Liska <mliska@suse.cz>
5664 PR rtl-optimization/79577
5665 * params.def (selsched-max-sched-times): Increase minimum to 1.
5667 2017-02-17 Martin Liska <mliska@suse.cz>
5669 PR rtl-optimization/79574
5670 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5672 2017-02-17 Martin Liska <mliska@suse.cz>
5674 PR tree-optimization/79529
5675 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5676 ssa_defined_default_def_p to handle cases which are implicitly
5678 * tree-ssa.c (ssa_defined_default_def_p): New function.
5679 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5680 which are implicitly defined.
5681 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5683 2017-02-17 Richard Biener <rguenther@suse.de>
5686 * params.def (max-ssa-name-query-depth): Limit to 10.
5688 2017-02-17 Richard Biener <rguenther@suse.de>
5690 PR tree-optimization/79552
5691 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5694 2017-02-17 Richard Biener <rguenther@suse.de>
5697 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5699 2017-02-17 Marek Polacek <polacek@redhat.com>
5702 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5703 (fold_negate_expr): New wrapper.
5705 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5707 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5708 Correct terminology and de-emphasize pre-standard behavior.
5710 2017-02-16 Alan Modra <amodra@gmail.com>
5712 PR rtl-optimization/79286
5713 * ira.c (def_dominates_uses): New function.
5714 (update_equiv_regs): Don't create an equivalence for insns that
5715 may trap where the register def does not dominate the use.
5717 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5719 PR rtl-optimization/78127
5720 * lra.c (lra): Call lra_eliminate before finish the loop after
5723 2017-02-16 Richard Biener <rguenther@suse.de>
5725 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5727 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5728 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5729 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5730 (isl_val_int_from_wi): New function.
5731 (extract_affine_gmp): Rename to ...
5732 (extract_affine_wi): ... this, take a widest_int.
5733 (extract_affine_int): Just wrap extract_affine_wi.
5734 (add_param_constraints): Use isl_val_int_from_wi.
5735 (add_loop_constraints): Likewise, and extract_affine_wi.
5737 2017-02-15 Jeff Law <law@redhat.com>
5740 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5741 ira_init_register_move_cost_if_necessary.
5743 2017-02-15 Martin Sebor <msebor@redhat.com>
5746 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5747 removed in a prior commit.
5749 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5751 PR tree-optimization/79347
5752 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5753 counters during peeling.
5755 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5757 * Makefile.in (site.exp): Remove "set ISLVER".
5759 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5762 * real.c (real_from_integer): Call real_convert even for decimal.
5764 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5767 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5769 2017-02-14 Andrew Pinski <apinski@cavium.com>
5771 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5772 cores and change the partno/implementer to be correct.
5773 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5774 the 'B" as the implementer.
5775 * config/aarch64/aarch64-tune.md: Regenerate.
5777 2017-02-14 Carl Love <cel@us.ibm.com>
5779 * config/rs6000/rs6000.c: Add case statement entry to make the
5780 xvcvuxdsp built-in argument unsigned.
5781 * config/rs6000/vsx.md: Fix the source and return operand types so they
5782 match the instruction definitions from the ISA document. Fix typo
5783 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5786 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5789 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5790 member early_clobber_alts.
5791 * lra-lives.c (reg_early_clobber_p): New.
5792 (process_bb_lives): Use it.
5793 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5794 (debug_operand_data): Initialize early_clobber_alts.
5795 (setup_operand_alternative): Set up early_clobber_alts.
5796 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5797 alternatives to new_insn_reg.
5798 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5800 (lra_update_insn_regno_info): Pass the new arg.
5802 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5805 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5806 (new_oacc_loop_raw): Don't clear already cleared fields.
5809 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5810 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5811 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5813 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5816 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5818 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5821 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5822 the extra instruction to the right place to store 128-bit constant
5825 2017-02-14 Martin Sebor <msebor@redhat.com>
5828 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5829 warning for strings of unknown length.
5831 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5833 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5835 2017-02-14 Jeff Law <law@redhat.com>
5838 * ira-costs.c (scan_one_insn): Initialize register move costs
5839 for pseudos seen in USE/CLOBBER insns.
5841 PR tree-optimization/79095
5842 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5843 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5844 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5845 if the operands are known to be not equal, then the resulting range
5847 (intersect_ranges): If the new range is ~[0,0] and the old range is
5848 wide, then prefer ~[0,0].
5849 * tree-vrp.c (overflow_comparison_p_1): New function.
5850 (overflow_comparison_p): New function.
5851 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5852 if NAME is used in an overflow test.
5853 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5854 overflow check that can be expressed as an equality test, then adjust
5855 ops to be that equality test.
5857 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5859 * config/s390/s390-builtin-types.def: Remove flags argument.
5860 * config/s390/s390.c (s390_init_builtins): Likewise.
5862 2017-02-14 Martin Liska <mliska@suse.cz>
5864 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5865 vector. Fix trailing white spaces.
5867 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5869 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5872 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5874 PR rtl-optimization/68664
5875 * config/arm/arm.c (arm_sched_can_speculate_insn):
5876 New function. Declare prototype.
5877 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5879 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5881 PR rtl-optimization/68664
5882 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5884 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5886 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5888 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5889 max skip bytes for function, loop and jump.
5891 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5893 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5894 ABS_EXPR for gimple dump.
5896 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5899 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5901 PR tree-optimization/79408
5902 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5903 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5904 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5905 also if rhs1 is INTEGER_CST.
5907 2017-02-14 Richard Biener <rguenther@suse.de>
5910 * tree-into-ssa.c (insert_phi_nodes): When the function can
5911 have abnormal edges rewrite SSA names with broken use-def
5912 dominance out of SSA and register them for PHI insertion.
5914 2017-02-13 Martin Sebor <msebor@redhat.com>
5917 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5918 clearing info.nowrite flag when snprintf size argument is a range.
5920 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5922 * cprop.c (cprop_jump): Add missing space in string literal.
5923 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5924 (get_constraint_for_component_ref): Likewise.
5925 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5926 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5927 * lra-constraints.c (process_alt_operands): Likewise.
5928 * ipa-inline.c (inline_small_functions): Likewise.
5929 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5930 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5931 * trans-mem.c (diagnose_tm_1_op): Likewise.
5932 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5933 (grid_parallel_clauses_gridifiable): Likewise.
5935 * config/nvptx/mkoffload.c (process): Add space in between
5938 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5939 "MOD4_SSE_REGS" and "ALL_REGS".
5941 * spellcheck.c (test_data): Add , in between "foo" and "food".
5943 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5946 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5947 boundary crossing check and subsequent code generation agree.
5949 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5951 * config/aarch64/aarch64.c (has_memory_op): Delete.
5952 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5955 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5957 PR rtl-optimization/79388
5958 PR rtl-optimization/79450
5959 * combine.c (distribute_notes): When removing TEM_INSN for which
5960 corresponding dest has last value recorded, invalidate that last
5963 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5965 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5966 of explicit '@'. Add missing assembly comment marker on branch costs
5969 2017-02-13 Nathan Sidwell <nathan@acm.org>
5971 * gengtype-lex.l (<in_struct>): Add '/'.
5973 2017-02-13 Martin Liska <mliska@suse.cz>
5976 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5978 2017-02-13 Richard Biener <rguenther@suse.de>
5980 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5982 * configure: Re-generate.
5983 * config.in: Likewise.
5984 * graphite-dependences.c: Simplify as if
5985 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5986 * graphite-isl-ast-to-gimple.c: Likewise.
5987 * graphite-optimize-isl.c: Likewise.
5988 * graphite-poly.c: Likewise.
5989 * graphite-sese-to-poly.c: Likewise.
5990 * graphite.h: Likewise.
5991 * toplev.c: Include isl/version.h and use isl_version () for
5992 printing the ISL version.
5993 * doc/install.texi: Update ISL requirement.
5995 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5997 * doc/standards.texi (Standards): Update reference to
6000 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6002 * doc/extend.texi (Named Address Spaces): sourceware.org now
6004 * doc/install.texi (Binaries): Ditto.
6007 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6009 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6010 standard terminology "stringize"/"stringizing" throughout.
6011 * doc/cppinternals.texi: Likewise.
6013 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6015 * doc/extend.texi: Fix some spelling mistakes and typos.
6016 * doc/invoke.texi: Likewise.
6018 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6021 * params.def (inline-min-speedup) Change from 10 to 8.
6023 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6025 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6028 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6031 * ipa-inline-analysis.c (get_minimal_bb): New function.
6032 (record_modified): Use it.
6033 (remap_edge_change_prob): Handle also ancestor functions.
6035 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6037 * doc/contrib.texi (Contributors): Remove broken link into
6038 the Mauve CVS repository.
6040 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6043 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6044 result computation whenever lhs doesn't have vector mode, not
6045 just when it has BLKmode.
6047 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6049 * doc/makefile.texi (profiledbootstrap): Refer to the
6050 installation instructions only in textual form.
6052 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6055 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6057 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6059 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6060 (Specific): Update mingw-w64 reference.
6062 (Specific): Remove broken link to Renesas RX processor.
6064 2017-02-10 Richard Biener <rguenther@suse.de>
6066 * toplev.c (process_options): Do not mention obsolete graphite
6067 options when printing sorry message about missing graphite support.
6068 Mention -floop-nest-optimize.
6070 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6072 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6073 (vtst_p16): Likewise.
6074 (vtstq_p8): Likewise.
6075 (vtstq_p16): Likewise.
6077 (vtstq_p64): Likewise.
6078 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6079 (vset_lane_p64): New.
6080 (vsetq_lane_p64): New.
6082 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6084 PR tree-optimization/79411
6085 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6086 stmt operands are SSA_NAMEs used in abnormal phis.
6087 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6090 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6093 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6096 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6098 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6100 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6102 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6106 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6107 not arbitrary TREE_CONSTANT.
6110 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6111 "omp declare target link" attribute unless is_global_var.
6112 * omp-offload.c (find_link_var_op): Likewise.
6114 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6115 Chung-Lin Tang <cltang@codesourcery.com>
6117 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6119 (gimplify_adjust_omp_clauses): Don't delete TILE.
6120 (gimplify_omp_for): Deal with TILE.
6121 * internal-fn.c (expand_GOACC_TILE): New function.
6122 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6124 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6125 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6127 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6128 avoid DIV for outermost collapse var.
6129 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6130 Remove out of date comments, fix whitespace.
6131 * omp-general.c (omp_extract_for_data): Deal with tiling.
6132 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6133 adjust OLF_DIM_BASE value.
6134 (struct omp_for_data): Add tiling field.
6135 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6136 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6137 for auto loops. Remove default auto determining, moved to
6138 oacc_loop_fixed_partitions.
6139 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6140 stmts, add e_mask field.
6141 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6142 (oacc_thread_numbers): Use oacc_dim_call.
6143 (oacc_xform_tile): New.
6144 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6145 (finish_oacc_loop): Adjust for ifns vector.
6146 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6147 add case for GOACC_TILE fns.
6148 (oacc_loop_xform_loop): Delete.
6149 (oacc_loop_process): Iterate over call list directly, and add
6150 handling for GOACC_TILE fns.
6151 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6153 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6154 vector partitioning to outer loops. Assign 2 partitions to loops
6155 when available. Add TILE handling.
6156 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6157 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6158 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6159 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6160 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6162 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6164 * configure.ac (ACX_BUGURL): Update.
6165 * configure: Regenerate.
6167 2017-02-09 Richard Biener <rguenther@suse.de>
6169 PR tree-optimization/69823
6170 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6171 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6173 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6175 * config/arc/arc-c.def: Add __NPS400__ definition.
6176 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6177 (TARGET_NPS400): Define.
6179 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6181 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6183 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6185 (arc_cpu_types): Fill the arch_info field with a pointer into the
6186 arc_arch_types table.
6187 (arc_selected_cpu): Declare.
6188 * config/arc/arc.c (arc_selected_cpu): Make global.
6189 (arc_selected_arch): Delete.
6190 (arc_base_cpu): Delete.
6191 (arc_override_options): Remove references to deleted variables,
6192 update access to arch information.
6193 (ARC_OPT): Update access to arch information.
6194 (ARC_OPTX): Likewise.
6195 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6196 (TARGET_ARC600): Update access to arch information.
6197 (TARGET_ARC601): Likewise.
6198 (TARGET_ARC700): Likewise.
6199 (TARGET_EM): Likewise.
6200 (TARGET_HS): Likewise.
6201 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6204 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6207 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6208 condition/operands for integer GE/LE/GEU/LEU operations.
6210 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6212 PR translation/79397
6213 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6216 2017-02-08 Martin Jambor <mjambor@suse.cz>
6219 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6220 whether allocation happened.
6221 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6222 nothing was allocated.
6224 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6226 PR tree-optimization/79408
6227 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6228 constant, but SSA_NAME with a known integer range, use the minimum
6229 of that range instead of op1 to determine if modulo can be replaced
6230 with its first operand.
6232 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6234 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6236 2017-02-08 Richard Biener <rguenther@suse.de>
6238 PR tree-optimization/71824
6239 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6240 Check all loops contained in the merged region.
6242 2017-02-07 Andrew Pinski <apinski@cavium.com>
6244 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6246 2017-02-07 Andrew Pinski <apinski@cavium.com>
6248 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6249 (thunderxt88): Likewise.
6250 (thunderxt81): Disable LSE and change v8.1 to v8.
6251 (thunderxt83): Likewise.
6253 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6254 Richard Biener <rguenther@suse.de>
6257 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6258 type from int to size_t.
6259 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6261 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6263 PR rtl-optimization/79386
6264 * cprop.c (bypass_conditional_jumps): Initialize
6265 bypass_last_basic_block already before splitting bbs after
6266 unconditional traps...
6267 (bypass_conditional_jumps): ... rather than here.
6270 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6271 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6272 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6273 fix -masm=intel patterns.
6275 2017-02-07 Richard Biener <rguenther@suse.de>
6277 PR tree-optimization/79256
6279 * builtins.c (get_object_alignment_2): Use min_align_of_type
6280 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6281 and ADJUST_FIELD_ALIGN.
6283 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6285 * doc/tm.texi: Regenerate.
6286 * stor-layout.c (layout_decl): Adjust.
6287 (update_alignment_for_field): Likewise.
6288 (place_field): Likewise.
6289 (min_align_of_type): Likewise.
6290 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6291 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6292 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6293 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6294 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6295 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6296 * config/i386/i386.c (x86_field_alignment): Likewise.
6297 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6298 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6299 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6300 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6301 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6302 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6306 2017-01-30 Richard Biener <rguenther@suse.de>
6308 PR tree-optimization/79256
6309 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6310 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6313 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6315 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6316 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6317 builtins to SImode and emit a zero-extend, if necessary.
6319 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6321 * docs/invoke.texi (RISC-V Options): Alphabetize.
6323 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6325 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6328 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6330 * config/riscv/riscv.c: New file.
6331 * gcc/common/config/riscv/riscv-common.c: Likewise.
6332 * config.gcc: Likewise.
6333 * config/riscv/constraints.md: Likewise.
6334 * config/riscv/elf.h: Likewise.
6335 * config/riscv/generic.md: Likewise.
6336 * config/riscv/linux.h: Likewise.
6337 * config/riscv/multilib-generator: Likewise.
6338 * config/riscv/peephole.md: Likewise.
6339 * config/riscv/pic.md: Likewise.
6340 * config/riscv/predicates.md: Likewise.
6341 * config/riscv/riscv-builtins.c: Likewise.
6342 * config/riscv/riscv-c.c: Likewise.
6343 * config/riscv/riscv-ftypes.def: Likewise.
6344 * config/riscv/riscv-modes.def: Likewise.
6345 * config/riscv/riscv-opts.h: Likewise.
6346 * config/riscv/riscv-protos.h: Likewise.
6347 * config/riscv/riscv.h: Likewise.
6348 * config/riscv/riscv.md: Likewise.
6349 * config/riscv/riscv.opt: Likewise.
6350 * config/riscv/sync.md: Likewise.
6351 * config/riscv/t-elf-multilib: Likewise.
6352 * config/riscv/t-linux: Likewise.
6353 * config/riscv/t-linux-multilib: Likewise.
6354 * config/riscv/t-riscv: Likewise.
6355 * configure.ac: Likewise.
6356 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6357 Waterman as RISC-V maintainers.
6358 * doc/install.texi: Add RISC-V entries.
6359 * doc/invoke.texi: Add RISC-V options section.
6360 * doc/md.texi: Add RISC-V constraints section.
6361 * configure: Regenerated.
6363 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6366 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6367 false values to be constant vectors with all 0 or all 1 bits set.
6368 (vcondu<mode><mode>): Likewise.
6369 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6371 (fpmask_comparison_operator): Update comment.
6372 (vecint_comparison_operator): New predicate.
6373 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6374 vector conditionals when the true and false values are constant
6375 vectors with all 0 bits or all 1 bits set.
6377 2017-02-06 Martin Sebor <msebor@redhat.com>
6379 PR tree-optimization/79376
6380 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6382 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6384 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6385 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6386 to simplify split condition.
6388 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6390 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6391 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6394 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6396 PR rtl-optimization/68664
6397 * target.def (can_speculate_insn): New hook.
6398 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6399 * doc/tm.texi: Regenerate.
6400 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6401 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6402 (rs6000_sched_can_speculate_insn): New function.
6404 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6406 PR tree-optimization/79284
6407 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6408 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6409 vectorizable_mask_load_store, vectorizable_operation,
6410 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6411 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6412 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6413 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6414 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6415 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6416 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6417 is_gimple_assign (stmt). Replace another such test with
6418 is_gimple_assign (stmt).
6420 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6423 * config/avr/avr.c (rtl-iter.h): Include it.
6424 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6425 (avr_legitimate_combined_insn): ...and implementation.
6427 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6429 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6430 * config/s390/s390.c (s390_const_operand_ok)
6431 (s390_canonicalize_comparison, s390_extract_part)
6432 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6433 (s390_contiguous_bitmask_p, s390_rtx_costs)
6434 (legitimize_pic_address): Likewise.
6435 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6436 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6437 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6438 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6439 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6441 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6443 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6444 REGNO($0) == REGNO($1).
6446 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6448 * config/s390/linux.h(SIZE_TYPE): Add comment.
6450 2017-02-06 Julian Brown <julian@codesourcery.com>
6451 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6452 Virendra Pathak <virendra.pathak@broadcom.com>
6454 * config/aarch64/aarch64-cores.def: Change the scheduler
6456 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6457 * config/aarch64/thunderx2t99.md: New file.
6459 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6461 * doc/standards.texi (Go Language): Update link to language
6464 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6466 * tree-eh.c (lower_resx): Sanitize profile.
6467 (cleanup_empty_eh_move_lp): Likewise.
6469 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6472 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6474 * cfgloopmanip.h (loop_version): Update prototype.
6475 * modulo-sched.c (sms_schedule): Update call of loop_version.
6476 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6477 * tree-parloops.c (gen_parallel_loop): Likewise.
6478 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6479 * tree-ssa-loop-split.c (split_loop): Likewise.
6480 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6481 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6483 2017-02-05 Martin Liska <mliska@suse.cz>
6486 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6488 (print_operand_address): Initialize a struct to zero.
6490 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6492 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6493 garbage collector only in textual form.
6495 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6497 * doc/extend.texi (x86 specific memory model extensions for
6498 transactional memory): Simplify a phrase.
6500 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6503 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6504 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6505 (atomic_storedi_1): Likewise.
6507 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6509 PR tree-optimization/79338
6510 * tree-parloops.c (gather_scalar_reductions): Don't call
6511 vect_analyze_loop_form for loop->inner before destroying loop's
6514 2017-02-03 Martin Sebor <msebor@redhat.com>
6516 PR tree-optimization/79327
6517 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6518 when precision has resulted in leading zeros.
6519 (format_integer): Adjust the likely counter to assume an unknown
6520 argument that may be zero is non-zero.
6522 2017-02-03 Jason Merrill <jason@redhat.com>
6525 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6526 avoid copying non-taken branch.
6528 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6530 PR tree-optimization/79340
6531 * tree-vect-loop.c (vectorizable_reduction): Release
6532 vec_defs elements after safe_splicing them into other vectors.
6535 PR tree-optimization/79327
6536 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6537 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6539 (format_integer): Use wide_int_to_tree instead of build_int_cst
6540 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6541 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6542 of shortest and longest sequence.
6544 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6546 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6547 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6549 2017-02-03 Walter Lee <walt@tilera.com>
6552 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6553 after initial stackframe link reg save.
6554 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6556 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6559 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6560 wu for stxssp alternative.
6562 2017-02-03 Martin Sebor <msebor@redhat.com>
6564 PR tree-optimization/79352
6565 * gimple-fold.c (get_range_strlen): Add argument.
6566 (get_range_strlen): Change return type to bool.
6567 (get_maxval_strlen): Pass in a dummy argument.
6568 * gimple-fold.h (get_range_strlen): Change return type to bool.
6569 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6570 * tree.h (array_at_struct_end_p): Add argument.
6571 * tree.c (array_at_struct_end_p): Handle it.
6573 2017-02-03 Martin Liska <mliska@suse.cz>
6576 * multiple_target.c (create_dispatcher_calls): Redirect edge
6577 from a caller of a dispatcher.
6578 (expand_target_clones): Make the clones local.
6579 (ipa_target_clone): Do both target clones and resolvers.
6580 (ipa_dispatcher_calls): Remove the pass.
6581 (pass_dispatcher_calls::gate): Likewise.
6582 (make_pass_dispatcher_calls): Likewise.
6583 * passes.def (pass_target_clone): Put as very first IPA early
6586 2017-02-03 Martin Liska <mliska@suse.cz>
6588 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6589 in case of a function with ifunc attribute.
6591 2017-02-03 Martin Liska <mliska@suse.cz>
6593 * cgraph.c (cgraph_node::dump): Dump function version info.
6594 * symtab.c (symtab_node::dump_base): Add missing new line.
6596 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6598 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6599 (ifcombine_ifandif): Use it.
6601 2017-02-03 Martin Liska <mliska@suse.cz>
6603 * doc/invoke.texi: Document default value for
6604 use-after-scope-direct-emission-threshold.
6606 2017-02-03 Martin Liska <mliska@suse.cz>
6608 PR tree-optimization/79339
6609 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6610 (format_floating): Likewise.
6612 2017-02-03 Martin Liska <mliska@suse.cz>
6615 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6617 (ipa_node_params_t::remove): Likewise.
6618 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6619 initialization from removed ipa_node_params_t::insert.
6620 (ipa_node_params::~ipa_node_params): Move from removed
6621 ipa_node_params_t::release.
6622 * symbol-summary.h (symbol_summary::m_released): New member.
6623 Do not release a summary twice. Do not allow to call finalizer
6624 for types of a summary that live in GGC memory.
6626 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6628 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6631 2017-02-02 Martin Sebor <msebor@redhat.com>
6634 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6635 (format_string): Tighten up the range of output for non-constant
6636 strings and correct the expected range for wide non-constant strings.
6638 2017-02-02 Martin Sebor <msebor@redhat.com>
6640 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6643 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6645 (-fdump-tree-@var): Add to index and document how to come up
6646 with pass-specific option and dump file names.
6647 (-fdump-passes): Clarify where to look for output.
6649 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6652 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6653 statistics of the analyzed path; allow threading for speed when
6654 any of BBs along the path are optimized for speed.
6656 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6659 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6660 settings of the virtual registers.
6663 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6665 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6666 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6669 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6671 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6672 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6674 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6676 * config/s390/s390.md: Add missing comments with the expanded
6678 * config/s390/vector.md: Likewise.
6679 * config/s390/vx-builtins.md: Likewise.
6681 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6684 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6685 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6686 conditions on a single line.
6688 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6690 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6691 __S390_VX__ to __VX__.
6693 2017-02-01 Andrew Pinski <apinski@cavium.com>
6695 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6696 stmt_info to record_stmt_cost.
6697 (vect_get_known_peeling_cost): Pass stmt_info if known to
6699 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6700 cpu_vector_cost field into
6701 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6702 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6703 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6704 splitting of scalar_stmt_cost and vec_stmt_cost.
6705 (thunderx_vector_cost): Likewise.
6706 (cortexa57_vector_cost): LIkewise.
6707 (exynosm1_vector_cost): Likewise.
6708 (xgene1_vector_cost): Likewise.
6709 (thunderx2t99_vector_cost): Improve after the splitting of the two
6711 (aarch64_builtin_vectorization_cost): Update for the splitting of
6712 scalar_stmt_cost and vec_stmt_cost.
6714 2017-02-01 Torvald Riegel <triegel@redhat.com>
6715 Richard Henderson <rth@redhat.com>
6717 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6718 conditional on existance of a fast atomic load.
6719 * optabs-query.c (can_atomic_load_p): New function.
6720 * optabs-query.h (can_atomic_load_p): Declare it.
6721 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6722 no fast atomic load is available for the particular size of access.
6723 (expand_atomic_compare_and_swap): Likewise.
6724 (expand_atomic_load): Likewise.
6725 (expand_atomic_store): Likewise.
6726 (expand_atomic_fetch_op): Likewise.
6727 * testsuite/lib/target-supports.exp
6728 (check_effective_target_sync_int_128): Remove x86 because it provides
6729 no fast atomic load.
6730 (check_effective_target_sync_int_128_runtime): Likewise.
6732 2017-02-01 Richard Biener <rguenther@suse.de>
6734 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6735 (graphite_transform_loops): Provide opt-info for optimized nests.
6736 * tree-parloop.c (parallelize_loops): Provide opt-info for
6739 2017-02-01 Richard Biener <rguenther@suse.de>
6742 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6745 2017-02-01 Richard Biener <rguenther@suse.de>
6747 PR tree-optimization/71824
6748 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6749 Verify the loops are valid in the merged SESE region.
6750 (scop_detection::can_represent_loop_1): Check analyzing the
6751 evolution of the number of iterations in the region succeeds.
6753 2017-01-31 Ian Lance Taylor <iant@golang.org>
6755 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6756 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6758 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6760 PR preprocessor/79210
6761 * input.c (get_substring_ranges_for_loc): Replace line_width
6762 assertion with error-handling.
6764 2017-01-31 Richard Biener <rguenther@suse.de>
6766 PR tree-optimization/77318
6767 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6768 (create_pw_aff_from_tree): Take loop parameter.
6769 (add_condition_to_pbb): Pass loop of the condition to
6770 create_pw_aff_from_tree.
6772 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6774 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6775 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6777 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6781 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6783 (convert_int_to_float128): Likewise.
6784 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6785 (convert_int_to_float128): Likewise.
6786 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6787 (UNSPEC_IEEE128_CONVERT): Likewise.
6788 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6789 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6790 Use local variables for IBM extended format.
6791 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6792 (fix_trunc<mode>si2_fprs): Likewise.
6793 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6794 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6795 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6796 to know that we can now have integers of all sizes in vector
6798 (fix<uns>_<mode>di2_hw): Likewise.
6799 (float<uns>_<mode>si2_hw): Likewise.
6800 (fix_<mode>si2_hw): Likewise.
6801 (fixuns_<mode>si2_hw): Likewise.
6802 (float<uns>_<mode>di2_hw): Likewise.
6803 (float_<mode>di2_hw): Likewise.
6804 (float_<mode>si2_hw): Likewise.
6805 (floatuns_<mode>di2_hw): Likewise.
6806 (floatuns_<mode>si2_hw): Likewise.
6807 (xscvqp<su>wz_<mode>): Delete, no longer used.
6808 (xscvqp<su>dz_<mode>): Likewise.
6809 (xscv<su>dqp_<mode>): Likewise.
6810 (ieee128_mfvsrd_64bit): Likewise.
6811 (ieee128_mfvsrd_32bit): Likewise.
6812 (ieee128_mfvsrwz): Likewise.
6813 (ieee128_mtvsrw): Likewise.
6814 (ieee128_mtvsrd_64bit): Likewise.
6815 (ieee128_mtvsrd_32bit): Likewise.
6817 2017-01-31 Martin Liska <mliska@suse.cz>
6820 * ipa-prop.c (ipa_free_all_node_params): Call release method
6821 instead of ~sumbol_summary to not to trigger double times
6824 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6826 PR tree-optimization/71691
6827 * bitmap.h (class auto_bitmap): New.
6828 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6829 is_maybe_undefined instead of ssa_undefined_value_p.
6831 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6833 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6834 __S390_ARCH_LEVEL__ to __ARCH__.
6836 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6838 PR tree-optimization/79267
6839 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6840 if should_remove_lhs_p is true.
6842 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6845 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6846 (add_alignment_attribute): New.
6847 (base_type_die): Add alignment attribute.
6848 (subrange_type_die): Likewise.
6849 (modified_type_die): Likewise.
6850 (gen_array_type_die): Likewise.
6851 (gen_descr_array_type_die: Likewise.
6852 (gen_enumeration_type_die): Likewise.
6853 (gen_subprogram_die): Likewise.
6854 (gen_variable_die): Likewise.
6855 (gen_field_die): Likewise.
6856 (gen_ptr_to_mbr_type_die): Likewise.
6857 (gen_struct_or_union_type_die): Likewise.
6858 (gen_subroutine_type_die): Likewise.
6859 (gen_typedef_die): Likewise.
6860 (base_type_cmp): Compare alignment attribute.
6862 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6865 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6866 (setb_unsigned) New pattern for setb with CCUNS.
6867 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6868 subfc./subfe sequence to avoid overflow problems. Generate a
6869 shorter sequence with cmpld/setb for power9.
6870 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6871 for generating subfc. instruction.
6872 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6873 now uses this instruction.
6875 2017-01-30 Ian Lance Taylor <iant@google.com>
6878 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6879 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6881 2017-01-30 Martin Sebor <msebor@redhat.com>
6883 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6884 Move constant to the right of a relational operator.
6885 (get_mpfr_format_length, format_character, format_string): Ditto.
6886 (should_warn_p, maybe_warn): Same.
6888 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6890 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6893 * asan.c (get_translation_unit_decl): Remove function.
6894 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6896 2017-01-30 Martin Liska <mliska@suse.cz>
6898 PR gcov-profile/79259
6899 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6902 2017-01-30 Martin Liska <mliska@suse.cz>
6905 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6906 Initialize variables with NULL value.
6908 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6911 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6913 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6915 2017-01-30 Richard Biener <rguenther@suse.de>
6917 PR tree-optimization/79276
6918 * tree-vrp.c (process_assert_insertions): Properly adjust common
6919 when removing a duplicate.
6921 * gcc.dg/torture/pr79276.c: New testcase.
6923 2017-01-30 Richard Biener <rguenther@suse.de>
6925 PR tree-optimization/79256
6926 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6927 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6929 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6931 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6934 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6935 ("*r<noxa>sbg_<mode>_sll_bitmask")
6936 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6937 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6938 Use contiguous_bitmask_nowrap_operand.
6940 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6943 * config/rs6000/altivec.h (vec_xl): Revise #define.
6944 (vec_xst): Likewise.
6946 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6948 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6950 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6952 PR rtl-optimization/79194
6953 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6954 traps before call to bypass_conditional_jumps.
6956 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6958 PR tree-optimization/71374
6959 * lra-constraints.c (check_conflict_input_operands): New.
6960 (match_reload): Use it.
6962 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6965 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6966 account to calculate conflict_set.
6968 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6970 PR rtl-optimization/78559
6971 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6972 other_insn in combine.
6974 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6976 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6977 uint16_type_node for BT_UINT16.
6979 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6981 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6982 "RTL Tests" to menu.
6983 (GIMPLE Tests): New node.
6984 (RTL Tests): New node.
6986 2017-01-27 Richard Biener <rguenther@suse.de>
6988 PR tree-optimization/79245
6989 * tree-loop-distribution.c (distribute_loop): Apply cost
6990 modeling also to detected patterns.
6992 2017-01-27 Richard Biener <rguenther@suse.de>
6994 PR tree-optimization/71433
6995 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6996 (compare_assert_loc): New function.
6997 (process_assert_insertions): Sort and optimize assert locations
6998 to remove duplicates and push down identical assertions on
6999 edges to their destination block.
7001 2017-01-27 Richard Biener <rguenther@suse.de>
7003 PR tree-optimization/79244
7004 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7005 out SSA names even if abnormal.
7007 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7009 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7010 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7011 instead of MPFR_RNDN.
7013 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7016 * arm.c (arm_option_override): Don't call build_target_option_node
7017 until after doing all option overrides.
7018 (arm_valid_target_attribute_tree): Likewise.
7020 2017-01-27 Martin Liska <mliska@suse.cz>
7022 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7023 for {cd}tors and C++ {cd}tors.
7025 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7027 * config/s390/s390.md ("*setmem_long_and")
7028 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7030 2017-01-26 Martin Sebor <msebor@redhat.com>
7032 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7035 2017-01-26 Martin Sebor <msebor@redhat.com>
7037 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7038 HAVE_DFmode before using XFmode or DFmode.
7039 (parse_directive): Avoid using the z length modifier to avoid
7040 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7043 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7044 to accept adjustment as an array.
7045 (get_int_range): New function.
7046 (struct directive): Make width and prec arrays.
7047 (directive::set_width, directive::set_precision): Call get_int_range.
7048 (format_integer, format_floating): Handle width and precision ranges.
7049 (format_string, parse_directive): Same.
7051 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7054 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7055 comdat_type_p set, just clone them, but keep the children in the
7059 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7060 which have direct callers with -fvar-tracking-assignments enabled
7062 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7063 inside of type units.
7065 2017-01-26 Martin Sebor <msebor@redhat.com>
7068 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7070 (struct format_result): Replace number_chars, number_chars_min,
7071 and number_chars_max with a single member of struct result_range.
7073 (format_result::operator+=): Adjust.
7074 (struct fmtresult): Remove bounded. Handle likely and unlikely
7076 (fmtresult::adjust_for_width_or_precision): New function.
7077 (fmtresult:type_max_digits): New function.
7078 (bytes_remaining): Handle likely and unlikely counters.
7079 (min_bytes_remaining): Remove.
7080 (format_percent): Simplify.
7081 (format_integer, format_floating): Set likely and unlikely counters.
7082 (get_string_length, format_character, format_string): Same.
7083 (format_plain, should_warn_p): New function.
7084 (maybe_warn): Call should_warn_p. Update diagnostic messages
7085 and handle those for all directives, including plain strings.
7086 (format_directive): Handle likely and unlikely counters.
7087 Remove unnecessary quoting from diagnostics. Add an informational
7089 (add_bytes): Remove.
7090 (pass_sprintf_length::compute_format_length): Simplify.
7091 (try_substitute_return_value): Handle likely and unlikely counters.
7093 2017-01-26 Carl Love <cel@us.ibm.com>
7095 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7096 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7098 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7101 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7102 endianess for subregs into account.
7103 * lra-constraints.c (lra_constraints): Do risky transformations
7104 always on the first iteration.
7105 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7106 last_call_used_reg_set.
7107 (process_bb_lives): Define and use last_call_used_reg_set.
7108 * lra.c (lra): Always continue after lra_constraints on the first
7111 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7113 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7115 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7117 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7119 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7120 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7121 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7122 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7123 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7124 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7125 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7126 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7127 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7129 2017-01-26 Marek Polacek <polacek@redhat.com>
7132 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7133 for the third operand.
7135 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7138 * omp-low.c (struct omp_context): Add simt_stmt field.
7139 (scan_omp_for): Return omp_context *.
7140 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7141 context to the _simt_ SIMD stmt.
7142 (lower_omp_for): For combined SIMD with sibling _simt_
7143 SIMD, make sure to use the same decls in _looptemp_
7144 clauses as in the sibling.
7146 2017-01-26 David Sherwood <david.sherwood@arm.com>
7149 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7152 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7155 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7156 emit fld b; fld a; if possible.
7158 * brig-builtins.def: Update copyright years.
7159 * config/arm/arm_acle_builtins.def: Update copyright years.
7161 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7164 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7165 constraint instead of o for the stxsd instruction.
7167 2017-01-25 Carl Love <cel@us.ibm.com>
7169 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7170 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7172 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7174 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7176 2017-01-25 Richard Biener <rguenther@suse.de>
7178 PR tree-optimization/69264
7179 * target.def (vector_alignment_reachable): Improve documentation.
7180 * doc/tm.texi: Regenerate.
7181 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7183 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7184 earlier changes with respect to TYPE_USER_ALIGN.
7185 (vector_alignment_reachable_p): Likewise. Improve dumping.
7187 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7190 * config/arm/arm.md (xordi3): Force constant operand into a register
7193 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7195 * doc/invoke.texi (-fstore-merging): Correct default optimization
7196 levels at which it is enabled.
7197 (-O): Move -fstore-merging from list to...
7200 2017-01-25 Richard Biener <rguenther@suse.de>
7203 * omp-expand.c: Include debug.h.
7204 (expand_omp_taskreg): Make sure to generate early debug before
7205 outlining anything from a function.
7206 (expand_omp_target): Likewise.
7207 (grid_expand_target_grid_body): Likewise.
7209 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7212 * asan.c (get_translation_unit_decl): New function.
7213 (asan_add_global): Extract modules file name from globals
7214 TRANSLATION_UNIT_DECL name.
7216 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7219 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7220 for long calls with APCS frame and VFP.
7222 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7224 * cfg.c (original_copy_tables_initialized_p): New function.
7225 * cfg.h (original_copy_tables_initialized_p): New decl.
7226 * cfgrtl.c (relink_block_chain): Guard the call to
7227 free_original_copy_tables with a call to
7228 original_copy_tables_initialized_p.
7229 * cgraph.h (symtab_node::native_rtl_p): New decl.
7230 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7231 (symtab_node::needed_p): Don't assert for early assembly output
7232 for __RTL functions.
7233 (cgraph_node::finalize_function): Set "force_output" for __RTL
7235 (cgraph_node::analyze): Bail out early for __RTL functions.
7236 (analyze_functions): Update assertion to support __RTL functions.
7237 (cgraph_node::expand): Bail out early for __RTL functions.
7238 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7240 * function.h (struct function): Update comment for field
7242 * gimple-expr.c: Include "tree-pass.h".
7243 (gimple_has_body_p): Return false for __RTL functions.
7244 * Makefile.in (OBJS): Add run-rtl-passes.o.
7245 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7247 (gcc::pass_manager::get_clean_slate): New accessor.
7248 * passes.c: Include "insn-addr.h".
7249 (should_skip_pass_p): Add logging. Update logic for running
7250 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7251 property-provider override so it is only done for gimple passes.
7253 (skip_pass): New function.
7254 (execute_one_pass): Call skip_pass when skipping passes.
7255 * read-md.c (md_reader::read_char): Support filtering
7256 the input to a subset of line numbers.
7257 (md_reader::md_reader): Initialize fields
7258 m_first_line and m_last_line.
7259 (md_reader::read_file_fragment): New function.
7260 * read-md.h (md_reader::read_file_fragment): New decl.
7261 (md_reader::m_first_line): New field.
7262 (md_reader::m_last_line): New field.
7263 * read-rtl-function.c (function_reader::create_function): Only
7264 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7265 curr_properties. Set DECL_INITIAL to a dummy block.
7266 (read_rtl_function_body_from_file_range): New function.
7267 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7269 * run-rtl-passes.c: New file.
7270 * run-rtl-passes.h: New file.
7272 2017-01-24 Jeff Law <law@redhat.com>
7274 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7277 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7279 PR tree-optimization/79159
7280 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7281 (record_nonwrapping_iv): Improve boundary using above function if no
7282 value range information.
7284 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7285 Martin Jambor <mjambor@suse.cz>
7287 * brig-builtins.def: New file.
7288 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7289 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7290 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7291 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7292 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7293 * builtin-types.def (BT_INT8): New.
7294 (BT_INT16): Likewise.
7295 (BT_UINT8): Likewise.
7296 (BT_UINT16): Likewise.
7297 (BT_FN_ULONG): Likewise.
7298 (BT_FN_UINT_INT): Likewise.
7299 (BT_FN_UINT_ULONG): Likewise.
7300 (BT_FN_UINT_LONG): Likewise.
7301 (BT_FN_UINT_PTR): Likewise.
7302 (BT_FN_ULONG_PTR): Likewise.
7303 (BT_FN_INT8_FLOAT): Likewise.
7304 (BT_FN_INT16_FLOAT): Likewise.
7305 (BT_FN_UINT32_FLOAT): Likewise.
7306 (BT_FN_UINT16_FLOAT): Likewise.
7307 (BT_FN_UINT8_FLOAT): Likewise.
7308 (BT_FN_UINT64_FLOAT): Likewise.
7309 (BT_FN_UINT16_UINT32): Likewise.
7310 (BT_FN_UINT32_UINT16): Likewise.
7311 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7312 (BT_FN_INT_PTR_INT): Likewise.
7313 (BT_FN_UINT_PTR_UINT): Likewise.
7314 (BT_FN_LONG_PTR_LONG): Likewise.
7315 (BT_FN_ULONG_PTR_ULONG): Likewise.
7316 (BT_FN_VOID_UINT64_UINT64): Likewise.
7317 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7318 (BT_FN_INT8_INT8_INT8): Likewise.
7319 (BT_FN_INT16_INT16_INT16): Likewise.
7320 (BT_FN_INT_INT_INT): Likewise.
7321 (BT_FN_UINT_FLOAT_UINT): Likewise.
7322 (BT_FN_FLOAT_UINT_UINT): Likewise.
7323 (BT_FN_ULONG_UINT_UINT): Likewise.
7324 (BT_FN_ULONG_UINT_PTR): Likewise.
7325 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7326 (BT_FN_UINT_UINT_UINT): Likewise.
7327 (BT_FN_VOID_UINT_PTR): Likewise.
7328 (BT_FN_UINT_UINT_PTR: Likewise.
7329 (BT_FN_UINT32_UINT64_PTR): Likewise.
7330 (BT_FN_INT_INT_UINT_UINT): Likewise.
7331 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7332 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7333 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7334 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7335 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7336 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7337 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7338 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7339 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7340 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7341 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7342 * doc/frontends.texi: List BRIG FE.
7343 * doc/install.texi (Testing): Add BRIG tesring requirements.
7344 * doc/invoke.texi (Overall Options): Mention BRIG.
7345 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7347 2017-01-24 Richard Biener <rguenther@suse.de>
7349 PR translation/79208
7350 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7352 2017-01-24 Martin Jambor <mjambor@suse.cz>
7355 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7356 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7359 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7362 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7363 casts from signed to unsigned really don't have a range.
7365 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7367 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7368 GMP_RNDx for compatiblity.
7370 2017-01-24 Martin Liska <mliska@suse.cz>
7373 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7374 that would prevent us to call alloca with -1 as argument.
7376 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7378 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7379 Avoid -Wformat-security warning.
7381 2017-01-23 Andrew Pinski <apinski@cavium.com>
7383 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7386 2017-01-23 Martin Sebor <msebor@redhat.com>
7389 * gimple-ssa-sprintf.c (warn_level): New global.
7390 (format_integer): Use it here and throughout the rest of the file.
7391 Use the same switch to compute sign as base.
7392 (maybe_warn): New function.
7393 (format_directive): Factor out warnings into maybe_warn.
7394 Add debugging output. Use warn_level.
7395 (add_bytes): Use warn_level.
7396 (pass_sprintf_length::compute_format_length): Add debugging output.
7397 (try_substitute_return_value): Same.
7398 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7401 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7402 (struct fmtresult, format_integer, format_floating): Adjust.
7403 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7404 (get_string_length, format_string,format_directive): Same.
7405 (pass_sprintf_length::compute_format_length): Same.
7406 (try_substitute_return_value): Simplify slightly.
7409 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7410 (fmtresult::operator+=): Outlined.
7411 (struct fmtresult): Add ctors.
7412 (struct conversion_spec): Rename...
7413 (struct directive): ...to this. Add and remove data members.
7414 (directive::set_width, directive::set_precision): New functions.
7415 (format_percent): Use fmtresult ctor.
7416 (get_width_and_precision): Remove.
7417 (format_integer): Make naming changes. Avoid computing width and
7419 (format_floating): Same. Adjust indentation.
7420 (format_character, format_none): New functions.
7421 (format_string): Moved character handling to format_character.
7422 (format_directive): Remove arguments, change return type.
7423 (parse_directive): New function.
7424 (pass_sprintf_length::compute_format_length): Move directive
7425 parsing to parse_directive.
7427 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7429 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7430 (assign_assembler_name_if_needed): ... this.
7431 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7432 (assign_assembler_name_if_needed): ... this.
7433 (free_lang_data_in_cgraph): Adjust callers.
7434 * cgraphunit.c (cgraph_node::analyze): Likewise.
7435 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7438 2017-01-23 Richard Biener <rguenther@suse.de>
7440 PR tree-optimization/79088
7441 PR tree-optimization/79188
7442 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7443 resetting loop bounds after last path deletion. Reset loop
7444 bounds of the target loop, make code match the comments.
7445 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7446 Make sure loops need no fixups.
7448 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7450 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7451 exponent support with double type for first argument.
7452 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7453 type returned by __builtin_vec_extract_sig,
7454 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7455 functions from "vector int" to "vector unsigned int" or from
7456 "vector long long int" to "vector unsigned long long int".
7457 Changed type returned by __builtin_vec_extract_exp,
7458 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7459 functions from "vector int" to "vector unsigned int" or from
7460 "vector long long int" to "vector unsigned long long int".
7461 Changed return type of __builtin_vec_test_data_class,
7462 __builtin_vec_test_data_class_sp, and
7463 __builtin_vec_test_data_class_dp from "vector int" to
7464 "vector bool int" or from "vector long long int" to "vector bool
7465 long long int" and changed second argument type from "unsigned
7466 int" to "int". Added new overloaded function forms "vector float
7467 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7468 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7469 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7470 double, vector unsigned long long int)" and "vector double
7471 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7472 long int)". Changed return type of
7473 __builtin_scalar_test_data_class and
7474 __builtin_scalar_test_data_class_sp and
7475 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7476 int" and changed second argument from "unsigned int" to "int".
7477 Changed type returned by __builtin_scalar_test_neg,
7478 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7479 from "int" to "bool int". Added new overloaded function form
7480 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7481 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7482 exponent double-precision with floating point first argument.
7483 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7484 documentation of scalar_test_data_class, scalar_test_neg,
7485 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7486 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7487 vec_test_data_class built-in functions to reflect refinements in
7488 their type signatures.
7490 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7492 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7494 (aarch64_elf_asm_destructor): Likewise.
7496 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7498 PR rtl-optimization/78634
7499 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7500 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7501 * ifcvt.c (noce_try_cmove): Add missing cost check.
7503 PR rtl-optimization/71724
7504 * combine.c (if_then_else_cond): Look for situations where it is
7505 beneficial to undo the work of one of the recursive calls.
7507 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7509 PR tree-optimization/70754
7510 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7511 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7512 combined stmt before it if not NULL.
7513 (combine_chains): Process refs reversely and compute dominance point
7516 2017-01-23 Martin Liska <mliska@suse.cz>
7518 PR tree-optimization/79196
7519 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7520 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7522 (strlen_optimize_stmt): Call the renamed function.
7524 2017-01-23 Michael Matz <matz@suse.de>
7526 PR tree-optimization/78384
7527 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7529 2017-01-23 Richard Biener <rguenther@suse.de>
7531 PR tree-optimization/79186
7532 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7533 both incoming edges before moving an assert.
7535 2017-01-23 Martin Jambor <mjambor@suse.cz>
7537 * ipa-prop.c (load_from_param_1): Removed.
7538 (load_from_unmodified_param): Bits from load_from_param_1 put back
7540 (load_from_param): Removed.
7541 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7542 with stmt. Reverted back to use of load_from_unmodified_param.
7544 2017-01-23 Martin Jambor <mjambor@suse.cz>
7547 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7548 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7549 field a pointer to garbage collected vector, mark lattices and
7550 ipcp_orig_node with GTY((skip)).
7551 (ipa_get_param_count): Adjust to descriptors being a pointer.
7552 (ipa_get_param): Likewise.
7553 (ipa_get_type): Likewise.
7554 (ipa_get_param_move_cost): Likewise.
7555 (ipa_set_param_used): Likewise.
7556 (ipa_get_controlled_uses): Likewise.
7557 (ipa_set_controlled_uses): Likewise.
7558 (ipa_is_param_used): Likewise.
7559 (ipa_node_params_t): Move into garbage collector. New methods insert
7561 (ipa_node_params_sum): Annotate wth GTY(()).
7562 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7564 (ipa_load_from_parm_agg): Adjust declaration.
7565 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7566 * ipa-profile.c (ipa_profile): Likewise.
7567 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7568 (ipa_populate_param_decls): Make descriptors parameter garbage
7570 (ipa_dump_param): Adjust to descriptors being a pointer.
7571 (ipa_alloc_node_params): Likewise.
7572 (ipa_initialize_node_params): Likewise.
7573 (load_from_param_1): Make descriptors parameter garbage collected.
7574 (load_from_unmodified_param): Likewise.
7575 (load_from_param): Likewise.
7576 (ipa_load_from_parm_agg): Likewise.
7577 (ipa_node_params::~ipa_node_params): Removed.
7578 (ipa_free_all_node_params): Remove call to delete operator.
7579 (ipa_node_params_t::insert): New.
7580 (ipa_node_params_t::remove): Likewise.
7581 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7582 copy known_csts and known_contexts vectors.
7583 (ipa_read_node_info): Adjust to descriptors being a pointer.
7584 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7586 (ipcp_transform_function): Make descriptors variable garbage
7589 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7591 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7592 * config/i386/avx512dqintrin.h: Ditto.
7593 * config/i386/avx512fintrin.h: Ditto.
7594 * gcc/config/i386/i386.c: Handle new builtins.
7595 * config/i386/i386-builtin.def: Add new builtins.
7596 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7597 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7599 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7600 Martin Liska <mliska@suse.cz>
7602 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7603 * asan.c (asan_expand_poison_ifn): Support stores and use
7604 appropriate ASAN report function.
7605 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7606 * internal-fn.def (ASAN_POISON_USE): Declare.
7607 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7608 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7609 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7610 ASAN_POISON calls w/o LHS.
7611 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7612 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7613 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7614 * gimplify.c (asan_poison_variables): Add attribute
7615 use_after_scope_memory to variables that really needs to live
7617 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7618 having the attribute.
7620 2017-01-23 Martin Liska <mliska@suse.cz>
7622 * asan.c (create_asan_shadow_var): New function.
7623 (asan_expand_poison_ifn): Likewise.
7624 * asan.h (asan_expand_poison_ifn): New declaration.
7625 * internal-fn.c (expand_ASAN_POISON): Likewise.
7626 * internal-fn.def (ASAN_POISON): New builtin.
7627 * sanopt.c (pass_sanopt::execute): Expand
7628 asan_expand_poison_ifn.
7629 * tree-inline.c (copy_decl_for_dup_finish): Make function
7631 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7632 * tree-ssa.c (is_asan_mark_p): New function.
7633 (execute_update_addresses_taken): Rewrite local variables
7634 (identified just by use-after-scope as addressable) into SSA.
7636 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7638 * doc/install.texi (Specific): opensource.apple.com uses https
7639 now. Remove trailing slash.
7641 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7643 * README.Portability: Remove note on an Irix compatibility issue.
7645 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7647 * gcov.c (INCLUDE_ALGORITHM): Define.
7648 (INCLUDE_VECTOR): Define.
7649 No longer include <vector> and <algorithm> directly.
7651 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7653 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7655 * doc/invoke.texi (Code Gen Options): Ditto.
7657 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7660 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7662 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7664 rtl-optimization/79125
7665 * cprop.c (local_cprop_pass): Handle cases where we make an
7668 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7672 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7673 read from, for big endian.
7675 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7677 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7678 register pauth builtins for LP64 only.
7680 2017-01-20 Marek Polacek <polacek@redhat.com>
7683 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7686 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7688 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7690 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7691 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7692 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7694 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7697 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7698 in big-endian mode when they are not a single duplicated value.
7700 2017-01-20 Richard Biener <rguenther@suse.de>
7702 * BASE-VER: Bump to 7.0.1.
7704 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7706 * omp-low.c (omplow_simd_context): New struct. Use it...
7707 (lower_rec_simd_input_clauses): ...here and...
7708 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7709 references to idx, lane, max_vf, is_simt.
7711 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7713 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7716 2017-01-20 Martin Jambor <mjambor@suse.cz>
7718 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7719 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7721 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7722 (GTFILES): Rename hsa.c to hsa-common.c.
7723 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7724 * hsa-dump.c: Likewise.
7725 * hsa-gen.c: Likewise.
7726 * hsa-regalloc.c: Likewise.
7727 * ipa-hsa.c: Likewise.
7728 * omp-expand.c: Likewise.
7729 * omp-low.c: Likewise.
7730 * toplev.c: Likewise.
7732 2017-01-20 Marek Polacek <polacek@redhat.com>
7735 * doc/invoke.texi: Document -Wduplicated-branches.
7736 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7737 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7738 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7739 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7740 return 0 only when not OEP_LEXICOGRAPHIC.
7741 (fold_build_cleanup_point_expr): Use the expression
7742 location when building CLEANUP_POINT_EXPR.
7743 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7744 * tree.c (add_expr): Handle error_mark_node.
7746 2017-01-20 Martin Liska <mliska@suse.cz>
7749 * tree-profile.c (init_ic_make_global_vars): Do not call
7751 (gimple_init_gcov_profiler): Likewise.
7753 2017-01-20 Martin Liska <mliska@suse.cz>
7756 * cgraph.h (maybe_create_reference): Remove argument and
7758 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7760 * ipa-cp.c (create_specialized_node): Likewise.
7761 * symtab.c (symtab_node::maybe_create_reference): Handle
7762 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7764 2017-01-20 Martin Liska <mliska@suse.cz>
7766 * read-rtl-function.c (function_reader::create_function): Use
7767 build_decl instread of build_decl_stat.
7769 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7771 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7772 * config/i386/avx512dqintrin.h: Ditto.
7773 * config/i386/avx512fintrin.h: Ditto.
7774 * config/i386/i386-builtin-types.def: Add new types.
7775 * gcc/config/i386/i386.c: Handle new types.
7776 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7777 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7778 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7779 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7780 (__builtin_ia32_kshiftridi): New.
7781 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7783 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7787 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7788 define to rs6000_init_stack_protect_guard.
7789 (rs6000_init_stack_protect_guard): New function.
7791 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7792 Yunqiang Su <yunqiang.su@imgtec.com>
7794 * config.gcc (supported_defaults): Add madd4.
7795 (with_madd4): Add validation.
7796 (all_defaults): Add madd4.
7797 * config/mips/mips.opt (mmadd4): New option.
7798 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7800 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7802 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7803 (ISA_HAS_FUSED_MADD4): Likewise.
7804 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7805 * gcc/doc/install.texi (--with-madd4): Document the new option.
7807 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7809 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7810 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7811 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7812 (aarch64_init_pauth_hint_builtins): New.
7813 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7814 (aarch64_expand_builtin): Expand new builtins.
7816 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7818 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7819 * combine-stack-adj.c (no_unhandled_cfa): Handle
7820 REG_CFA_TOGGLE_RA_MANGLE.
7821 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7822 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7823 info for return address signing.
7824 (aarch64_expand_epilogue): Likewise.
7826 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7828 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7829 * config/aarch64/aarch64-protos.h
7830 (aarch64_return_address_signing_enabled): New declaration.
7831 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7833 (aarch64_expand_prologue): Sign return address before it's pushed onto
7835 (aarch64_expand_epilogue): Authenticate return address fetched from
7837 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7838 (aarch64_attributes): New function attributes for "sign-return-address".
7839 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7840 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7841 ("*do_return"): Generate combined instructions according to key index.
7842 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7843 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7845 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7846 * config/aarch64/aarch64.opt (msign-return-address=): New.
7847 * doc/extend.texi (AArch64 Function Attributes): Documents
7848 "sign-return-address=".
7849 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7851 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7853 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7854 overall option summary.
7856 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7858 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7859 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7860 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7861 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7863 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7865 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7866 -mpower9-minmax by default for -mcpu=power9.
7867 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7868 128-bit floating point.
7870 2017-01-20 Alan Modra <amodra@gmail.com>
7872 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7873 optimizing for size.
7875 2017-01-20 Alan Modra <amodra@gmail.com>
7878 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7879 for strcmp and strncmp from corresponding builtin decl.
7881 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7883 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7884 instead of i386/rtems-64.h.
7885 * config/i386/rtems-64.h: Remove.
7887 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7891 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7893 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7895 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7897 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7898 Change int to HOST_WIDE_INT.
7899 * config/aarch64/aarch64-protos.h
7900 (aarch64_simd_gen_const_vector_dup): Likewise.
7901 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7903 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7905 * langhooks-def.h (lhd_type_for_size): New decl.
7906 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7907 * langhooks.c (lhd_type_for_size): New function, taken from
7910 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7912 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7913 define_bypass for CR latency.
7914 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7915 (power9-alu2): Add define_bypass for CR latency.
7917 (power9-mul): Update insn latency.
7918 (power9-mul-compare): Update insn latency, bypass latency and remove
7921 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7923 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7925 * config/aarch64/aarch64.md
7926 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7927 aarch64_nopcrelative_literal_loads.
7928 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7930 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7932 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7934 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7936 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7939 * config.gcc (supported_defaults): Add lxc1-sxc1.
7940 (with_lxc1_sxc1): Add validation.
7941 (all_defaults): Add lxc1-sxc1.
7942 * config/mips/mips.opt (mlxc1-sxc1): New option.
7943 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7945 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7946 __mips_no_lxc1_sxc1.
7947 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7948 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7949 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7951 2017-01-19 Richard Biener <rguenther@suse.de>
7953 PR tree-optimization/72488
7954 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7955 sure to restore SSA info.
7956 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7958 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7960 PR rtl-optimization/79121
7961 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7962 of the inner type when shifting an extended value.
7964 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7967 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7968 interposable aliases.
7970 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7973 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7974 Use the evmergelohi instruction.
7975 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7976 (mov_sitf_e500_subreg8_2_be): Likewise.
7977 (mov_sitf_e500_subreg12_2_le): Likewise.
7978 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7979 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7980 (mov_sitf_e500_subreg8_2_le): Likewise.
7981 (mov_sitf_e500_subreg12_2_be): Likewise.
7983 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7985 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7986 attribute from vecsimple to vecperm.
7987 (altivec_vbpermq2): Likewise.
7989 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7992 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7994 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7995 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7996 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7997 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7998 case where N arg is SIZE_MAX.
7999 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8000 (cmpstrsi): Add pattern.
8002 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8005 __builtin_vec_revb builtins.
8006 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8007 built-in functions to support generation of the ISA 3.0 XXBR<x>
8008 vector byte reverse instructions.
8009 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8010 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8011 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8012 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8013 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8014 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8015 (P9V_BUILTIN_VEC_REVB): Likewise.
8016 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8017 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8018 (p9_xxbrq_v16qi): Likewise.
8019 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8020 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8021 (p9_xxbrh_v8hi): Likewise.
8022 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8023 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8024 vec_revb built-in functions.
8026 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8028 PR rtl-optimization/78952
8029 * config/i386/i386.md (any_extract): New code iterator.
8030 (*insvqi_2): Use any_extract for source operand.
8031 (*insvqi_3): Use any_shiftrt for source operand.
8033 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8035 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8037 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8039 2017-01-18 Matthias Klose <doko@ubuntu.com>
8041 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8043 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8045 * config/rs6000/altivec.h (vec_bperm): Change #define.
8046 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8047 (altivec_vbpermq2): New define_insn.
8048 (altivec_vbpermd): Likewise.
8049 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8051 (VBPERMD): Likewise.
8052 (VBPERM): New polymorphic function interface.
8053 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8054 Add entries for P9V_BUILTIN_VEC_VBPERM.
8055 * doc/extend.texi: Add interfaces for vec_bperm.
8057 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8059 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8060 first letter of error messages.
8061 (s390_resolve_overloaded_builtin): Likewise.
8062 * config/s390/s390.c (s390_expand_builtin): Likewise.
8063 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8064 (s390_valid_target_attribute_inner_p): Likewise.
8065 * config/s390/s390.md ("tabort"): Likewise.
8067 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8069 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8070 (ISA_AVOID_DIV_HILO): New macro.
8071 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8072 (ISA_HAS_DDIV): Likewise.
8074 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8076 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8078 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8080 * doc/invoke.texi (fabi-version): Spelling fix.
8082 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8085 * doc/invoke.texi (fabi-version): Mention mangling fix for
8088 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8091 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8093 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8096 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8097 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8099 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8101 (stack_protect_test): Ditto.
8102 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8103 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8105 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8106 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8107 -mstack-protector-guard-offset=.
8108 (RS/6000 and PowerPC Options): Ditto.
8110 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8112 * config/i386/i386.h (MASK_CLASS_P): New define.
8113 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8114 there are no registers from different register sets also when
8115 mask registers are used. Update function comment.
8116 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8117 to (*k/*r) and (*k/*km) alternatives.
8119 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8121 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8122 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8123 (EH_RETURN_HANDLER_RTX): New define.
8124 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8125 Force frame pointer in EH return functions.
8126 (aarch64_expand_epilogue): Add barrier for eh_return.
8127 (aarch64_final_eh_return_addr): Remove.
8128 (aarch64_eh_return_handler_rtx): New function.
8129 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8131 (aarch64_eh_return_handler_rtx): New prototype.
8133 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8135 * config/rs6000/altivec.h (vec_rlmi): New #define.
8136 (vec_vrlnm): Likewise.
8137 (vec_rlnm): Likewise.
8138 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8139 (UNSPEC_VRLNM): Likewise.
8140 (VIlong): New mode iterator.
8141 (altivec_vrl<VI_char>mi): New define_insn.
8142 (altivec_vrl<VI_char>nm): Likewise.
8143 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8146 (RLNM): New polymorphic function entry.
8147 (VRLWMI): New monomorphic function entry.
8149 (RLMI): New polymorphic function entry.
8150 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8151 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8152 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8155 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8158 * dwarf2out.c (field_byte_offset): Restore the
8159 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8160 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8161 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8164 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8167 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8169 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8172 * dwarf2out.c (add_data_member_location_attribute): For constant
8173 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8174 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8175 DW_AT_byte_size attributes.
8177 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8179 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8180 after forcing to constant memory when the code model is medium.
8182 2017-01-17 Julia Koval <julia.koval@intel.com>
8185 * config/i386/avx512fintrin.h
8186 (_mm512_i32gather_ps): Change __addr type to void const*.
8187 (_mm512_mask_i32gather_ps): Ditto.
8188 (_mm512_i32gather_pd): Ditto.
8189 (_mm512_mask_i32gather_pd): Ditto.
8190 (_mm512_i64gather_ps): Ditto.
8191 (_mm512_mask_i64gather_ps): Ditto.
8192 (_mm512_i64gather_pd): Ditto.
8193 (_mm512_mask_i64gather_pd): Ditto.
8194 (_mm512_i32gather_epi32): Ditto.
8195 (_mm512_mask_i32gather_epi32): Ditto.
8196 (_mm512_i32gather_epi64): Ditto.
8197 (_mm512_mask_i32gather_epi64): Ditto.
8198 (_mm512_i64gather_epi32): Ditto.
8199 (_mm512_mask_i64gather_epi32): Ditto.
8200 (_mm512_i64gather_epi64): Ditto.
8201 (_mm512_mask_i64gather_epi64): Ditto.
8202 (_mm512_i32scatter_ps): Change __addr type to void*.
8203 (_mm512_mask_i32scatter_ps): Ditto.
8204 (_mm512_i32scatter_pd): Ditto.
8205 (_mm512_mask_i32scatter_pd): Ditto.
8206 (_mm512_i64scatter_ps): Ditto.
8207 (_mm512_mask_i64scatter_ps): Ditto.
8208 (_mm512_i64scatter_pd): Ditto.
8209 (_mm512_mask_i64scatter_pd): Ditto.
8210 (_mm512_i32scatter_epi32): Ditto.
8211 (_mm512_mask_i32scatter_epi32): Ditto.
8212 (_mm512_i32scatter_epi64): Ditto.
8213 (_mm512_mask_i32scatter_epi64): Ditto.
8214 (_mm512_i64scatter_epi32): Ditto.
8215 (_mm512_mask_i64scatter_epi32): Ditto.
8216 (_mm512_i64scatter_epi64): Ditto.
8217 (_mm512_mask_i64scatter_epi64): Ditto.
8218 * config/i386/avx512pfintrin.h
8219 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8220 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8221 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8222 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8223 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8224 (_mm512_prefetch_i32scatter_ps): Ditto.
8225 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8226 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8227 (_mm512_prefetch_i64scatter_pd): Ditto.
8228 (_mm512_prefetch_i64scatter_ps): Ditto.
8229 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8230 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8231 * config/i386/avx512vlintrin.h
8232 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8233 (_mm_mmask_i32gather_ps): Ditto.
8234 (_mm256_mmask_i32gather_pd): Ditto.
8235 (_mm_mmask_i32gather_pd): Ditto.
8236 (_mm256_mmask_i64gather_ps): Ditto.
8237 (_mm_mmask_i64gather_ps): Ditto.
8238 (_mm256_mmask_i64gather_pd): Ditto.
8239 (_mm_mmask_i64gather_pd): Ditto.
8240 (_mm256_mmask_i32gather_epi32): Ditto.
8241 (_mm_mmask_i32gather_epi32): Ditto.
8242 (_mm256_mmask_i32gather_epi64): Ditto.
8243 (_mm_mmask_i32gather_epi64): Ditto.
8244 (_mm256_mmask_i64gather_epi32): Ditto.
8245 (_mm_mmask_i64gather_epi32): Ditto.
8246 (_mm256_mmask_i64gather_epi64): Ditto.
8247 (_mm_mmask_i64gather_epi64): Ditto.
8248 (_mm256_i32scatter_ps): Change __addr type to void*.
8249 (_mm256_mask_i32scatter_ps): Ditto.
8250 (_mm_i32scatter_ps): Ditto.
8251 (_mm_mask_i32scatter_ps): Ditto.
8252 (_mm256_i32scatter_pd): Ditto.
8253 (_mm256_mask_i32scatter_pd): Ditto.
8254 (_mm_i32scatter_pd): Ditto.
8255 (_mm_mask_i32scatter_pd): Ditto.
8256 (_mm256_i64scatter_ps): Ditto.
8257 (_mm256_mask_i64scatter_ps): Ditto.
8258 (_mm_i64scatter_ps): Ditto.
8259 (_mm_mask_i64scatter_ps): Ditto.
8260 (_mm256_i64scatter_pd): Ditto.
8261 (_mm256_mask_i64scatter_pd): Ditto.
8262 (_mm_i64scatter_pd): Ditto.
8263 (_mm_mask_i64scatter_pd): Ditto.
8264 (_mm256_i32scatter_epi32): Ditto.
8265 (_mm256_mask_i32scatter_epi32): Ditto.
8266 (_mm_i32scatter_epi32): Ditto.
8267 (_mm_mask_i32scatter_epi32): Ditto.
8268 (_mm256_i32scatter_epi64): Ditto.
8269 (_mm256_mask_i32scatter_epi64): Ditto.
8270 (_mm_i32scatter_epi64): Ditto.
8271 (_mm_mask_i32scatter_epi64): Ditto.
8272 (_mm256_i64scatter_epi32): Ditto.
8273 (_mm256_mask_i64scatter_epi32): Ditto.
8274 (_mm_i64scatter_epi32): Ditto.
8275 (_mm_mask_i64scatter_epi32): Ditto.
8276 (_mm256_i64scatter_epi64): Ditto.
8277 (_mm256_mask_i64scatter_epi64): Ditto.
8278 (_mm_i64scatter_epi64): Ditto.
8279 (_mm_mask_i64scatter_epi64): Ditto.
8280 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8281 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8282 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8283 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8284 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8285 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8286 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8287 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8288 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8289 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8290 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8291 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8292 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8293 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8294 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8295 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8296 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8297 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8298 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8299 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8300 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8301 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8302 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8303 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8304 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8305 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8306 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8307 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8308 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8309 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8310 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8311 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8312 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8313 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8314 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8315 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8316 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8317 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8318 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8319 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8320 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8321 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8322 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8323 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8324 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8325 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8326 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8327 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8328 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8329 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8330 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8331 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8332 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8333 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8334 definitions accordingly.
8336 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8337 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8340 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8343 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8346 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8347 hard regs for inner regno.
8349 2017-01-17 Martin Liska <mliska@suse.cz>
8352 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8353 assumption and add comment.
8355 2017-01-17 Nathan Sidwell <nathan@acm.org>
8357 * ipa-visibility.c (localize_node): New function, broken out of ...
8358 (function_and_variable_visibility): ... here. Call it.
8360 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8363 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8364 correctly set frequency of oudgoing edge.
8365 (duplicate_thread_path): Fix profile updating.
8367 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8370 * configure.ac: Add GCC_BASE_VER.
8371 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8372 version from BASE-VER file.
8373 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8374 (gcc.o): Depend on $(BASEVER).
8375 * common.opt (dumpfullversion): New option.
8376 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8377 * doc/invoke.texi: Document -dumpfullversion.
8378 * doc/install.texi: Document --with-gcc-major-version-only.
8379 * configure: Regenerated.
8381 2017-01-17 Richard Biener <rguenther@suse.de>
8383 PR tree-optimization/71433
8384 * tree-vrp.c (register_new_assert_for): Merge same asserts
8385 on all incoming edges.
8386 (process_assert_insertions_for): Handle insertions at the
8389 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8391 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8392 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8394 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8397 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8400 2017-01-17 Alan Modra <amodra@gmail.com>
8403 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8404 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8405 symbolic stack limit when pic.
8407 2017-01-16 Martin Sebor <msebor@redhat.com>
8409 PR tree-optimization/78608
8410 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8412 2017-01-16 Jeff Law <law@redhat.com>
8415 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8416 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8417 for several include directories that may be relative to sysroot.
8418 * config/i386/x-mingw32 (gplus_includedir): Define.
8419 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8420 (native_system_includedir): Likewise.
8421 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8422 override if TARGET_SYSTEM_ROOT is defined.
8423 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8425 PR tree-optimization/79090
8426 PR tree-optimization/33562
8427 PR tree-optimization/61912
8428 PR tree-optimization/77485
8429 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8430 and computed trims into the dump file.
8432 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8434 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8436 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8439 * gimplify.c (gimplify_init_constructor): If want_value and
8440 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8444 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8445 sequence. Formatting fixes.
8446 (doloop_optimize): Formatting fixes.
8449 * gcc.c (debug_level_greater_than_spec_func): New function.
8450 (static_spec_functions): Add debug-level-gt spec function.
8451 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8453 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8454 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8455 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8456 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8457 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8458 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8460 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8462 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8463 QImode fixups to general and mask registers only.
8465 2017-01-16 Carl Love <cel@us.ibm.com>
8467 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8468 for built-in functions
8469 vector signed char vec_nabs (vector signed char)
8470 vector signed short vec_nabs (vector signed short)
8471 vector signed int vec_nabs (vector signed int)
8472 vector signed long long vec_nabs (vector signed long long)
8473 vector float vec_nabs (vector float)
8474 vector double vec_nabs (vector double)
8475 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8477 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8478 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8479 * doc/extend.texi: Update the documentation file for the new built-in
8482 2017-01-16 Martin Sebor <msebor@redhat.com>
8484 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8487 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8489 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8490 UNSPEC_VSX__XXSPLTD to require special splat handling.
8492 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8495 * system.h: Poison strndup.
8497 2017-01-16 Alan Modra <amodra@gmail.com>
8500 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8503 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8505 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8507 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8509 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8510 call recog here. Assert that INSN_CODE (insn) is non-negative.
8512 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8515 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8517 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8518 in the currently scheduled RTL fragment.
8520 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8522 PR rtl-optimization/78751
8523 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8526 2017-01-14 Jeff Law <law@redhat.com>
8528 PR tree-optimization/79090
8529 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8530 variable length stores.
8531 (compute_trims): Delete dead assignment to *trim_tail.
8532 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8535 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8537 PR rtl-optimization/78626
8538 PR rtl-optimization/78727
8539 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8540 of a block, and split such blocks after everything else is finished.
8542 2017-01-14 Alan Modra <amodra@gmail.com>
8545 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8546 target legitimate_combined_insn.
8547 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8548 (rs6000_legitimate_combined_insn): New function.
8549 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8551 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8552 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8553 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8555 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8557 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8559 2017-01-13 Jeff Law <law@redhat.com>
8561 PR tree-optimization/33562
8562 PR tree-optimization/61912
8563 PR tree-optimization/77485
8564 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8566 (delete_dead_assignment): Likewise.
8567 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8568 statement to delete_dead_call and delete_dead_assignment.
8570 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8573 * substring-locations.c (format_warning_va): Strengthen case 1 so
8574 that both endpoints of the substring must be within the format
8575 range for just the substring to be printed.
8577 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8580 * config/i386/i386.c (ix86_target_string): Add missing options
8581 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8582 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8583 flags_other and ix86_target_other to flags2_other. Display unknown
8585 (ix86_valid_target_attribute_inner_p): Add missing options and
8586 reorder options by implied ISAs, as in ix86_target_string.
8588 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8590 * hash-table.h (hash_table::too_empty_p): New function.
8591 (hash_table::expand): Use it.
8592 (hash_table::traverse): Likewise.
8593 (hash_table::empty_slot): Use sizeof (value_type) instead of
8594 sizeof (PTR) to convert bytes to elements. Shrink the table
8595 if the current size is excessive for the current number of
8598 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8600 * ira-costs.c (record_reg_classes): Break from the inner loop
8601 early once alt_fail is known to be true. Update outer loop
8602 handling accordingly.
8604 2017-01-13 Jeff Law <law@redhat.com>
8606 * tree-ssa-dse.c (decrement_count): New function.
8607 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8608 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8609 when we know the partially dead statement is a mem* function.
8611 PR tree-optimization/61912
8612 PR tree-optimization/77485
8613 * tree-ssa-dse.c: Include expr.h.
8614 (maybe_trim_constructor_store): New function.
8615 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8617 PR tree-optimization/33562
8618 PR tree-optimization/61912
8619 PR tree-optimization/77485
8620 * doc/invoke.texi: Document new dse-max-object-size param.
8621 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8622 * tree-ssa-dse.c: Include params.h.
8623 (dse_store_status): New enum.
8624 (initialize_ao_ref_for_dse): New, partially extracted from
8626 (valid_ao_ref_for_dse, normalize_ref): New.
8627 (setup_live_bytes_from_ref, compute_trims): Likewise.
8628 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8629 (maybe_trim_partially_dead_store): Likewise.
8630 (maybe_trim_complex_store): Likewise.
8631 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8632 Track what bytes live from the original store. Return tri-state
8633 for dead, partially dead or live.
8634 (dse_dom_walker): Add constructor, destructor and new private members.
8635 (delete_dead_call, delete_dead_assignment): New extracted from
8637 (dse_optimize_stmt): Make a member of dse_dom_walker.
8638 Use initialize_ao_ref_for_dse.
8640 PR tree-optimization/33562
8641 PR tree-optimization/61912
8642 PR tree-optimization/77485
8643 * sbitmap.h (bitmap_count_bits): Prototype.
8644 (bitmap_clear_range, bitmap_set_range): Likewise.
8645 * sbitmap.c (bitmap_clear_range): New function.
8646 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8648 2017-01-13 Martin Liska <mliska@suse.cz>
8651 * function.c (set_cfun): Add new argument force.
8652 * function.h (set_cfun): Likewise.
8653 * ipa-inline-transform.c (inline_call): Use the function when
8654 strict alising from is dropped for function we inline to.
8656 2017-01-13 Richard Biener <rguenther@suse.de>
8658 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8659 for dumping GIMPLE INTEGER_CSTs.
8661 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8663 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8664 to 201112L since C++17.
8666 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8669 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8670 if -fsanitize=kernel-address is present.
8672 2017-01-13 Richard Biener <rguenther@suse.de>
8674 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8675 as _Literal ( type ) number in case usual suffixes do not
8676 preserve all information.
8678 2017-01-13 Richard Biener <rguenther@suse.de>
8680 PR tree-optimization/77283
8681 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8682 and ssa-iterators.h.
8683 (is_feasible_trace): Implement a cost model based on joiner
8686 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8689 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8690 char or short to __float128/_Float128 directly.
8692 2017-01-12 Martin Sebor <msebor@redhat.com>
8694 to -Wformat-overflow.
8695 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8696 (min_bytes_remaining): Same.
8697 (get_string_length): Same.
8698 (format_string): Same.
8699 (format_directive): Same.
8701 (pass_sprintf_length::handle_gimple_call): Same.
8703 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8705 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8706 info.nowrite calls with no lhs that can't throw. Return bool
8707 whether gsi_remove has been called or not.
8708 (pass_sprintf_length::handle_gimple_call): Return bool whether
8709 try_substitute_return_value called gsi_remove. Formatting fix.
8710 (pass_sprintf_length::execute): Don't use gsi_remove if
8711 handle_gimple_call returned true.
8714 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8715 be removed due to side-effects, don't remove following barrier nor
8716 turn the successor edge into fallthru edge.
8718 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8721 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8722 element-reversing loads and stores as not swappable.
8724 2017-01-12 Nathan Sidwell <nathan@acm.org>
8725 Nicolai Stange <nicstange@gmail.com>
8727 * combine.c (try_combine): Don't ignore result of overlap checking
8728 loop. Combine overlap & asm check into single loop.
8730 2017-01-12 Richard Biener <rguenther@suse.de>
8732 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8733 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8735 2017-01-12 Richard Biener <rguenther@suse.de>
8737 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8738 and TS_TARGET_OPTION directly derive from TS_BASE.
8739 * tree-core.h (tree_optimization_option): Derive from tree_base.
8740 (tree_target_option): Likewise.
8742 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/i386.c (memory_address_length): Increase len
8745 only when rip_relative_addr_p returns false.
8747 2017-01-11 Julia Koval <julia.koval@intel.com>
8749 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8750 (OPTION_MASK_ISA_SGX_SET): New.
8751 (ix86_handle_option): Handle OPT_msgx.
8752 * config.gcc: Added sgxintrin.h.
8753 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8754 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8755 * config/i386/i386.c (ix86_target_string): Add -msgx.
8757 (ix86_option_override_internal): Handle new options.
8758 (ix86_valid_target_attribute_inner_p): Add sgx.
8759 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8760 * config/i386/i386.opt: Add msgx.
8761 * config/i386/sgxintrin.h: New file.
8762 * config/i386/x86intrin.h: Add sgxintrin.h.
8764 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8767 * fold-const.c (maybe_nonzero_address): Return 1 for function
8769 (tree_single_nonzero_warnv_p): Don't handle function local objects
8773 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8776 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8779 * opts.c: Include "spellcheck.h"
8780 (struct string_fragment): New struct.
8781 (struct edit_distance_traits<const string_fragment &>): New
8783 (get_closest_sanitizer_option): New function.
8784 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8786 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8788 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8790 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8791 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8792 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8793 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8794 for initial die_offset if dwarf_split_debug_info.
8795 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8796 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8798 (output_skeleton_debug_sections): Formatting fix. Use
8799 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8800 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8802 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8804 * config/arm/cortex-a53.md: Add bypasses for
8806 (cortex_a53_r2f): Only use for transfers.
8807 (cortex_a53_f2r): Likewise.
8808 (cortex_a53_r2f_cvt): Add reservation for conversions.
8809 (cortex_a53_f2r_cvt): Likewise.
8811 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8813 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8814 to all inlined functions, change static to extern.
8816 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8819 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8821 (arm_assemble_integer): Likewise.
8823 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8825 * config.gcc: Use new awk script to check CPU, FPU and architecture
8826 parameters for --with-... options.
8827 * config/arm/parsecpu.awk: New file
8828 * config/arm/arm-cpus.in: New file.
8829 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8831 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8833 * config/arm/t-arm: Update dependency rules.
8834 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8835 of processing .def files.
8836 * config/arm/genopt.sh: Deleted.
8837 * config/arm/gentune.sh: Deleted.
8838 * config/arm/arm-cores.def: Deleted.
8839 * config/arm/arm-arches.def: Deleted.
8840 * config/arm/arm-fpus.def: Deleted.
8841 * config/arm/arm-tune.md: Regenerated.
8842 * config/arm/arm-tables.opt: Regenerated.
8843 * config/arm/arm-cpu.h: New generated file.
8844 * config/arm/arm-cpu-data.h: New generated file.
8845 * config/arm/arm-cpu-cdata.h: New generated file.
8847 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8850 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8852 (input_varpool_node): Unpack dynamically_initialized bit.
8854 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8856 PR rtl-optimization/79032
8857 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8858 the alignment of the adjusted memory reference against that of MODE,
8859 instead of the alignment of the original memory reference.
8861 2017-01-11 Martin Jambor <mjambor@suse.cz>
8863 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8865 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8866 decorated functions.
8868 2017-01-11 Richard Biener <rguenther@suse.de>
8870 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8871 set range/nonnull info for PHI results. Do not set it on
8872 stmts marked for removal.
8874 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8876 * expr.c (store_field): In the bitfield case, fetch the return value
8877 from the registers before applying a single big-endian adjustment.
8878 Always do a final load for a BLKmode value not larger than a word.
8880 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8883 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8884 that we correctly handle column numbers greater than
8885 LINE_MAP_MAX_COLUMN_NUMBER.
8887 2017-01-10 Martin Sebor <msebor@redhat.com>
8890 * gimple-ssa-sprintf.c (get_destination_size): Call
8891 {init,fini}object_sizes.
8892 * tree-object-size.c (addr_object_size): Adjust.
8893 (pass_through_call): Adjust.
8894 (pass_object_sizes::execute): Adjust.
8895 * tree-object-size.h (fini_object_sizes): Declare.
8897 2017-01-10 Martin Sebor <msebor@redhat.com>
8899 PR tree-optimization/78775
8900 * builtins.c (get_size_range): Move...
8901 * calls.c: ...to here.
8902 (alloc_max_size): Accept zero argument.
8903 (operand_signed_p): Remove.
8904 (maybe_warn_alloc_args_overflow): Call get_size_range.
8905 * calls.h (get_size_range): Declare.
8907 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8909 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8910 from TI's devices.csv file as of September 2016.
8911 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8913 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8915 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8916 * doc/invoke.texi: Likewise.
8917 * doc/md.texi: Likewise.
8918 * doc/objc.texi: Likewise.
8920 2017-01-10 Joshua Conner <joshconner@google.com>
8922 * config/arm/fuchsia-elf.h: New file.
8923 * config/fuchsia.h: New file.
8924 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8925 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8927 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8929 2016-01-10 Richard Biener <rguenther@suse.de>
8931 PR tree-optimization/79034
8932 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8933 Propagate out degenerate PHIs in the joiner.
8935 2017-01-10 Martin Liska <mliska@suse.cz>
8937 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8938 (sort_congruence_classes_by_decl_uid): Likewise.
8939 (sort_congruence_class_groups_by_decl_uid): Likewise.
8940 (sem_item_optimizer::merge_classes): Sort class, groups in these
8941 classes and members in the groups by DECL_UID of declarations.
8942 This would make merge operations stable.
8944 2017-01-10 Martin Liska <mliska@suse.cz>
8946 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8947 usage of m_classes_vec.
8948 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8949 (sem_item_optimizer::get_group_by_hash): Likewise.
8950 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8951 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8952 (sem_item_optimizer::verify_classes): Likewise.
8953 (sem_item_optimizer::process_cong_reduction): Likewise.
8954 (sem_item_optimizer::dump_cong_classes): Likewise.
8955 (sem_item_optimizer::merge_classes): Likewise.
8956 * ipa-icf.h (congruence_class_hash): Rename from
8957 congruence_class_group_hash. Remove declaration of m_classes_vec.
8959 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8961 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8962 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8963 * config.gcc: Add avx512vpopcntdqintrin.h.
8964 * config/i386/avx512vpopcntdqintrin.h: New.
8965 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8966 * config/i386/i386-builtin-types.def: Add new types.
8967 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8968 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8969 __builtin_ia32_vpopcountq_v8di_mask): New.
8970 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8971 __AVX512VPOPCNTDQ__.
8972 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8973 (PTA_AVX512VPOPCNTDQ): Define.
8974 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8975 TARGET_AVX512VPOPCNTDQ_P): Define.
8976 * config/i386/i386.opt: Add mavx512vpopcntdq.
8977 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8978 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8980 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8983 * predict.def (PRED_CALL): Set to 67.
8985 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8987 * expr.c (store_field): In the bitfield case, if the value comes from
8988 a function call and is of an aggregate type returned in registers, do
8989 not modify the field mode; extract the value in all cases if the mode
8990 is BLKmode and the size is not larger than a word.
8992 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8995 * config/i386/cpuid.h: Fix undefined behavior.
8997 2017-01-04 Jeff Law <law@redhat.com>
8999 PR tree-optimization/79007
9000 PR tree-optimization/67955
9001 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9002 conservative for pt.null when flag_non_call_exceptions is on.
9004 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9006 PR translation/79019
9007 PR translation/79020
9008 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9009 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9010 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9012 * config/avr/avr.opt (maccumulate-args): Likewise.
9013 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9014 * common.opt (freport-bug): Likewise.
9015 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9016 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9017 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9018 translatable string.
9019 * config/i386/i386.c (function_value_32): Likewise.
9020 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9021 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9023 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9024 * common/config/msp430/msp430-common.c (msp430_handle_option):
9026 * symtab.c (symtab_node::verify_base): Likewise.
9027 * opts.c (set_debug_level): Likewise.
9028 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9029 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9030 missing whitespace to translatable strings.
9031 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9032 * config/sh/superh.h: Likewise.
9033 * config/i386/xopintrin.h: Likewise.
9034 * config/i386/znver1.md: Likewise.
9035 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9036 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9037 * double-int.h (struct double_int): Likewise.
9038 * double-int.c (div_and_round_double): Likewise.
9039 * wide-int.cc: Likewise.
9040 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9041 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9042 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9043 (crossjumps_occurred): ... this.
9044 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9047 PR tree-optimization/78899
9048 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9049 returning bool return struct loop *, NULL for failure and the new
9051 (versionable_outer_loop_p): Don't version outer loop if it has
9052 dont_vectorized bit set.
9053 (tree_if_conversion): When versioning outer loop, ensure
9054 tree_if_conversion is performed also on the inner loop of the
9055 non-vectorizable outer loop copy.
9056 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9057 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9058 prevent vectorization of it.
9059 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9060 the outer loop vectorization of the non-scalar version is attempted
9061 before vectorization of the inner loop in scalar version. If
9062 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9063 vectorization of its inner loop.
9064 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9065 has 2 inner loops, rename also on edges from bb whose single pred
9066 is outer_loop->header. Fix typo in function comment.
9068 2017-01-09 Martin Sebor <msebor@redhat.com>
9071 * asan.c (asan_emit_stack_protection): Increase local buffer size
9072 to avoid snprintf truncation warning.
9074 2017-01-09 Andrew Pinski <apinski@cavium.com>
9076 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9077 to reference thunderx2t99 for the tuning structure
9078 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9080 (thunderx2t99_extra_costs): This.
9081 * config/aarch64/aarch64-tune.md: Regenerate.
9082 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9083 (vulcan_addrcost_table): This.
9084 (vulcan_regmove_cost): Rename to ...
9085 (thunderx2t99_regmove_cost): This.
9086 (vulcan_vector_cost): Rename to ...
9087 (thunderx2t99_vector_cost): this.
9088 (vulcan_branch_cost): Rename to ...
9089 (thunderx2t99_branch_cost): This.
9090 (vulcan_tunings): Rename to ...
9091 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9092 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9094 2017-01-09 Martin Jambor <mjambor@suse.cz>
9098 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9099 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9100 (propagate_vr_accross_jump_function): Use the above function for all
9101 value range computations for pass-through jump functions and type
9102 converasion from explicit value range values.
9103 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9104 parameters from TYPE_ARG_TYPES.
9105 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9106 (ipa_write_node_info): Stream type of the actual argument.
9107 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9109 2017-01-09 Martin Liska <mliska@suse.cz>
9112 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9113 (lookup_compiler): Do not show error message with have_E.
9115 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9117 PR tree-optimization/78938
9118 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9119 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9120 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9121 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9124 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9126 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9129 2017-01-09 Richard Biener <rguenther@suse.de>
9131 PR tree-optimization/78997
9132 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9133 name condition properly.
9135 2017-01-09 Richard Biener <rguenther@suse.de>
9138 * dwarf2out.c (is_cxx): New overload with context.
9139 (is_naming_typedef_decl): Use it.
9141 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9143 * invoke.texi (Option Summary): Correct spacing in option lists
9144 and add line breaks to fix over-long lines.
9146 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9150 * extend.texi (Common Variable Attributes): Add xref to GCC
9151 Internals manual to explain mode attribute keywords.
9153 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9156 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9157 and Preprocessor Options.
9158 (Options for Linking): Document -pthread here....
9159 (RS/6000 and PowerPC Options): ...not here.
9160 (Solaris 2 Options): ...or here.
9161 * doc/cppopts.texi: Document -pthread.
9163 2017-01-08 Martin Sebor <msebor@redhat.com>
9166 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9167 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9168 New member functions.
9169 (format_directive): Used them.
9171 (pass_sprintf_length::handle_gimple_call): Same.
9172 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9173 to avoid truncation for any argument.
9174 (extract_affine_mul): Same.
9175 * tree.c (get_file_function_name): Same.
9177 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9180 * predict.def (PRED_INDIR_CALL): Set to 86.
9182 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9184 PR preprocessor/54124
9185 * doc/cppopts.texi: Reformat -d subtable to list the full name
9186 of the options. Add cross-reference to the docs for the general
9187 compiler -d options.
9188 * doc/invoke.texi (Developer Options): Add cross-reference to the
9189 preprocessor-specific -d option documentation.
9191 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9193 PR preprocessor/13498
9194 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9195 redudant material, and reflect new command-line options.
9196 (System Headers): Likewise.
9198 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9200 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9201 -isystem, and -idirafter. Copy-edit.
9202 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9203 default for -ftrack-macro-expansion. Delete obsolete and
9204 badly-formatted implementation details about -fdebug-cpp output.
9205 * doc/cppwarnopts.texi: Copy-edit.
9207 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9210 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9211 that the transition from a max line width >= 1<<10 to narrower
9212 lines works correctly.
9214 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9216 * doc/options.texi (PerFunction): New.
9217 * opt-functions.awk (switch_flags): Map both Optimization and
9218 PerFunction to CL_OPTIMIZATION.
9219 * opth-gen.awk: Test for PerFunction flag along with
9221 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9222 it only when the latter is present. Skip those that don't in
9223 the hash function generator.
9224 * common.opt (fvar-tracking): Mark as PerFunction instead of
9226 (fvar-tracking-assignments): Likewise.
9227 (fvar-tracking-assignments-toggle): Likewise.
9228 (fvar-tracking-uninit): Likewise.
9230 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9232 PR translation/79018
9233 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9236 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9239 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9240 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9241 TARGET_LONG_JUMP_TABLE_OFFSETS.
9242 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9243 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9244 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9245 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9246 * config/m68k/m68k.md (tablejump expander): Likewise.
9247 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9248 TARGET_LONG_JUMP_TABLE_OFFSETS.
9249 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9250 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9252 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9253 David Holsgrove <david.holsgrove@xilinx.com>
9255 * common/config/microblaze/microblaze-common.c
9256 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9257 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9259 * config/microblaze/microblaze.c (microblaze_must_save_register)
9260 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9262 (microblaze_eh_return): New function.
9263 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9264 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9265 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9266 * config/microblaze/microblaze.md (eh_return): New pattern.
9268 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9270 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9271 GCC_DIAGNOSTIC_STRINGIFY): Define.
9273 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9275 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9277 * config/arm/arm.md (<mcrr>): New.
9279 * config/arm/arm.c (arm_arch5te): New.
9280 (arm_option_override): Set arm_arch5te.
9281 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9283 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9284 (arm_mcrr_qualifiers): ... this. New.
9285 (MRRC_QUALIFIERS): Define to...
9286 (arm_mrrc_qualifiers): ... this. New.
9287 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9289 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9290 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9291 (MRRCI, mrrc, MRRC): New.
9292 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9293 VUNSPEC_MRRC2): New.
9295 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9297 * config/arm/arm.md (<mcr>): New.
9299 * config/arm/arm.c (arm_coproc_builtin_available): Add
9300 support for mcr, mrc, mcr2 and mrc2.
9301 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9302 (arm_mcr_qualifiers): ... this. New.
9303 (MRC_QUALIFIERS): Define to ...
9304 (arm_mrc_qualifiers): ... this. New.
9305 (MCR_QUALIFIERS): Define to ...
9306 (arm_mcr_qualifiers): ... this. New.
9307 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9309 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9310 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9311 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9314 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9316 * config/arm/arm.md (*ldc): New.
9320 * config/arm/arm.c (arm_coproc_builtin_available): Add
9321 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9322 (arm_coproc_ldc_stc_legitimate_address): New.
9323 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9324 'qualifier_const_pointer'.
9325 (LDC_QUALIFIERS): Define to...
9326 (arm_ldc_qualifiers): ... this. New.
9327 (STC_QUALIFIERS): Define to...
9328 (arm_stc_qualifiers): ... this. New.
9329 * config/arm/arm-protos.h
9330 (arm_coproc_ldc_stc_legitimate_address): New.
9331 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9332 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9333 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9334 stc2, stcl, stc2l): New.
9335 * config/arm/constraints.md (Uz): New.
9336 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9337 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9338 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9339 VUNSPEC_STC2L): New.
9341 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9343 * config/arm/arm.md (<cdp>): New.
9344 * config/arm/arm.c (neon_const_bounds): Rename this ...
9345 (arm_const_bounds): ... this.
9346 (arm_coproc_builtin_available): New.
9347 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9348 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9349 (CDP_QUALIFIERS): Define to...
9350 (arm_cdp_qualifiers): ... this. New.
9352 (arm_expand_builtin_args): Add case for 6 arguments.
9353 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9354 (arm_const_bounds): ... this.
9355 (arm_coproc_builtin_available): New.
9356 * config/arm/arm_acle.h (__arm_cdp): New.
9358 * config/arm/arm_acle_builtins.def (cdp): New.
9360 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9361 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9363 * config/arm/types.md (coproc): New.
9364 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9365 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9366 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9367 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9369 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9371 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9372 (UBINOP_QUALIFIERS): New.
9374 (acle_builtin_data): New. Change comment.
9375 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9376 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9377 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9378 arm_acle_builtins.def.
9379 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9380 (arm_init_acle_builtins): New.
9381 (CRC32_BUILTIN): Remove.
9382 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9383 crc32cb, crc32ch and crc32cw.
9384 (arm_init_crc32_builtins): Remove.
9385 (arm_init_builtins): Use arm_init_acle_builtins rather
9386 than arm_init_crc32_builtins.
9387 (arm_expand_acle_builtin): New.
9388 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9389 * config/arm/arm_acle_builtins.def: New.
9391 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9393 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9394 (arm_builtin_datum): ... this.
9395 (arm_init_neon_builtin): Rename to ...
9396 (arm_init_builtin): ... this. Add a new parameters PREFIX
9397 and USE_SIG_IN_NAME.
9398 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9399 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9400 'arm_builtin_datum'.
9401 (arm_init_vfp_builtins): Likewise.
9402 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9403 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9404 (arm_expand_neon_args): Rename to ...
9405 (arm_expand_builtin_args): ... this. Rename builtin_arg
9406 enum values and differentiate between ARG_BUILTIN_MEMORY
9407 and ARG_BUILTIN_NEON_MEMORY.
9408 (arm_expand_neon_builtin_1): Rename to ...
9409 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9410 values, arm_expand_builtin_args and add bool parameter NEON.
9411 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9412 (arm_expand_vfp_builtin): Likewise.
9413 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9415 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9418 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9419 * predict.c (tree_estimate_probability_bb): Reverse direction of
9420 polymorphic call predictor.
9422 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9424 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9425 (determine_pass_name_match): ...this new function and...
9426 (should_skip_pass_p): ...this new function.
9428 2017-01-06 Nathan Sidwell <nathan@acm.org>
9430 * ipa-visibility.c (function_and_variable_visibility): Reformat
9431 comments and long lines. Remove extrneous if.
9432 * symtab.c (symtab_node::make_decl_local): Fix code format.
9433 (symtab_node::set_section_for_node): Fix comment typo.
9435 2017-01-06 Martin Liska <mliska@suse.cz>
9438 * lra-constraints.c: Rename invariant to lra_invariant.
9439 * predict.c (set_even_probabilities): Initialize e to NULL.
9441 2017-01-05 Martin Sebor <msebor@redhat.com>
9443 PR tree-optimization/78910
9444 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9445 (format_integer): Correct off-by-one error in the handling
9446 of precision with negative numbers in signed conversions..
9448 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9450 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9452 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9454 PR tree-optimization/71016
9455 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9456 factor_out_conditional_conversion. Formatting fix.
9457 (factor_out_conditional_conversion): Add cond_stmt argument.
9458 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9459 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9462 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9464 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9465 read-rtl-function.o, and selftest-rtl.o.
9466 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9467 (selftest::aarch64_test_loading_full_dump): New function.
9468 (selftest::aarch64_run_selftests): New function.
9469 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9470 selftest::aarch64_run_selftests.
9471 * config/i386/i386.c
9472 (selftest::ix86_test_loading_dump_fragment_1): New function.
9473 (selftest::ix86_test_loading_call_insn): New function.
9474 (selftest::ix86_test_loading_full_dump): New function.
9475 (selftest::ix86_test_loading_unspec): New function.
9476 (selftest::ix86_run_selftests): Call the new functions.
9477 * emit-rtl.c (maybe_set_max_label_num): New function.
9478 * emit-rtl.h (maybe_set_max_label_num): New decl.
9479 * function.c (instantiate_decls): Guard call to
9480 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9481 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9483 * gensupport.c (gen_reader::gen_reader): Pass "false"
9484 for new "compact" param of rtx_reader.
9485 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9486 rather than an empty string for NULL strings.
9487 * read-md.c: Potentially include config.h rather than bconfig.h.
9488 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9489 (have_error): New global, copied from errors.c.
9490 (md_reader::read_name): Rename to...
9491 (md_reader::read_name_1): ...this, adding "out_loc" param,
9492 and converting "missing name or number" to returning false, rather
9494 (md_reader::read_name): Reimplement in terms of read_name_1.
9495 (md_reader::read_name_or_nil): New function.
9496 (md_reader::read_string): Handle "(nil)" by returning NULL.
9497 (md_reader::md_reader): Add new param "compact".
9498 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9499 (md_reader::read_file): New method.
9500 * read-md.h (md_reader::md_reader): Add new param "compact".
9501 (md_reader::read_file): New method.
9502 (md_reader::is_compact): New accessor.
9503 (md_reader::read_name): Convert return type from void to file_location.
9504 (md_reader::read_name_or_nil): New decl.
9505 (md_reader::read_name_1): New decl.
9506 (md_reader::m_compact): New field.
9507 (noop_reader::noop_reader): Pass "false" for new "compact" param
9509 (rtx_reader::rtx_reader): Add new "compact" param.
9510 (rtx_reader::read_rtx_operand): Make virtual and convert return
9511 type from void to rtx.
9512 (rtx_reader::read_until): New decl.
9513 (rtx_reader::handle_any_trailing_information): New virtual function.
9514 (rtx_reader::postprocess): New virtual function.
9515 (rtx_reader::finalize_string): New virtual function.
9516 (rtx_reader::m_in_call_function_usage): New field.
9517 (rtx_reader::m_reuse_rtx_by_id): New field.
9518 * read-rtl-function.c: New file.
9519 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9520 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9521 (selftest::verify_three_block_rtl_cfg): New decl.
9522 * read-rtl-function.h: New file.
9523 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9524 For host, include function.h, memmodel.h, and emit-rtl.h.
9525 (one_time_initialization): New function.
9526 (struct compact_insn_name): New struct.
9527 (compact_insn_names): New array.
9528 (find_code): Handle insn codes in compact dumps.
9529 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9530 (bind_subst_iter_and_attr): Likewise.
9531 (add_condition_to_string): Likewise.
9532 (add_condition_to_rtx): Likewise.
9533 (apply_attribute_uses): Likewise.
9534 (add_current_iterators): Likewise.
9535 (apply_iterators): Likewise.
9536 (initialize_iterators): Guard usage of apply_subst_iterator with
9537 #ifdef GENERATOR_FILE.
9538 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9539 (md_reader::read_mapping): Likewise.
9540 (add_define_attr_for_define_subst): Likewise.
9541 (add_define_subst_attr): Likewise.
9542 (read_subst_mapping): Likewise.
9543 (check_code_iterator): Likewise.
9544 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9546 (one_time_initialization): New function.
9547 (rtx_reader::read_until): New method.
9548 (read_flags): New function.
9549 (parse_reg_note_name): New function.
9550 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9551 Handle reuse_rtx ids.
9552 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9553 Add parsing support for RTL dumps, mirroring the special-cases in
9554 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9555 values, and calling handle_any_trailing_information.
9556 (rtx_reader::read_rtx_operand): Convert return type from void
9557 to rtx, returning return_rtx. Handle case 'e'. Call
9558 finalize_string on XSTR and XTMPL fields.
9559 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9560 "(nil)" values were omitted. Call the postprocess vfunc on the
9562 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9563 class ctor. Initialize m_in_call_function_usage. Call
9564 one_time_initialization.
9565 * rtl-tests.c (selftest::test_uncond_jump): Call
9566 set_new_first_and_last_insn.
9567 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9568 * selftest-rtl.c: New file.
9569 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9570 (selftest::get_insn_by_uid): New decl.
9571 * selftest-run-tests.c (selftest::run_tests): Call
9572 read_rtl_function_c_tests.
9573 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9574 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9577 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9579 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9580 operands in a special way. Assert that pos+len <= mode precision.
9582 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9584 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9585 3 argument Alias with unlimited for the negative form.
9586 (fno-vect-cost-model): Removed.
9588 2017-01-05 Martin Liska <mliska@suse.cz>
9590 * hsa-gen.c (gen_hsa_divmod): New function.
9591 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9593 2017-01-05 Martin Liska <mliska@suse.cz>
9596 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9599 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9601 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9602 small constant length operands.
9604 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9606 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9607 between loop iterations.
9609 2017-01-05 Martin Liska <mliska@suse.cz>
9612 * gimplify.c (gimplify_decl_expr): Compare to
9613 asan_poisoned_variables instread of checking flags.
9614 (gimplify_target_expr): Likewise.
9615 (gimplify_expr): Likewise.
9616 (gimplify_function_tree): Conditionally initialize
9617 asan_poisoned_variables.
9619 2017-01-04 Jeff Law <law@redhat.com>
9621 PR tree-optimizatin/78812
9622 * rtl.h (contains_mem_rtx_p): Prototype.
9623 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9624 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9625 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9626 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9627 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9629 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9631 * input.c (assert_char_at_range): Default-initialize actual_range.
9633 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9635 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9636 to match the caller.
9638 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9640 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9641 insns after final jump in test to emit dummy move.
9643 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9645 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9646 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9648 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9650 * multiple_target.c (create_dispatcher_calls): Init e_next.
9651 * tree-ssa-loop-split.c (split_loop): Init border.
9652 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9655 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9660 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9661 (altivec_register_operand): Do not return true if the operand
9662 contains a SUBREG mixing SImode and SFmode.
9663 (vsx_register_operand): Likewise.
9664 (vsx_reg_sfsubreg_ok): New predicate.
9665 (vfloat_operand): Do not return true if the operand contains a
9666 SUBREG mixing SImode and SFmode.
9667 (vint_operand): Likewise.
9668 (vlogical_operand): Likewise.
9669 (gpc_reg_operand): Likewise.
9670 (int_reg_operand): Likewise.
9671 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9672 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9673 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9675 (rs6000_emit_move_si_sf_subreg): New helper function.
9676 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9677 fixup SUBREGs involving SImode and SFmode.
9678 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9679 numbers for the new peephole2 optimization.
9680 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9681 the GLIBC math library that do AND/IOR/XOR operations on single
9682 precision floating point.
9683 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9684 target macros to say whether we need to avoid SUBREGs mixing
9686 (TARGET_ALLOW_SF_SUBREG): Likewise.
9687 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9688 (UNSPEC_SI_FROM_SF): Likewise.
9689 (iorxor): Change spacing.
9690 (and_ior_xor): New iterator for AND, IOR, and XOR.
9691 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9692 (movdi_from_sf_zero_ext): Likewise.
9693 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9694 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9695 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9696 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9697 (fms<mode>4): Likewise.
9698 (fnma<mode>4): Likewise.
9699 (fnms<mode>4): Likewise.
9700 (nfma<mode>4): Likewise.
9701 (nfms<mode>4): Likewise.
9703 2017-01-04 Marek Polacek <polacek@redhat.com>
9706 * doc/invoke.texi: Document -Wpointer-compare.
9708 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9710 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9713 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9714 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9717 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9720 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9721 documentation of the powerpc_popcntb_ok attribute.
9722 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9723 code to issue warning messages if a requested CPU configuration is
9724 not supported by the binary (assembler and loader) toolchain.
9725 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9726 made to define a built-in function that has been disabled.
9727 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9728 made to define a built-in function that has been disabled.
9729 (altivec_init_builtins): Add comment explaining why definition
9730 of the DST built-in functions is not preceded by an assertion
9731 check. Add assertions to prevent ICE if attempts are made to
9732 define an altivec predicate or an abs* built-in function that has
9734 (htm_init_builtins): Add comment explaining why definition of the
9735 htm built-in functions is not preceded by an assertion check.
9737 2017-01-04 Jeff Law <law@redhat.com>
9739 PR tree-optimizatin/67955
9740 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9741 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9742 the points-to solution does not include pt_null. Use DECL_PT_UID
9745 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9747 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9748 Use gen_int_mode instead of gen_lopwart for const_int operands.
9750 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9752 PR tree-optimization/71563
9753 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9754 out of range value - has low bits known to be zero.
9756 2017-01-04 Alan Modra <amodra@gmail.com>
9758 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9759 * configure: Regenerate.
9760 * config.in: Regenerate.
9762 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9765 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9766 a substring of the message, but strcmp with the whole message. Ifdef
9767 ENABLE_NLS, translate the message first using dgettext.
9769 2017-01-03 Jeff Law <law@redhat.com>
9771 PR tree-optimizatin/78856
9772 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9773 (mark_threaded_blocks): Remove code to truncate thread paths that
9774 cross multiple loop headers. Instead invalidate the cached loop
9775 iteration information and handle case of a thread path walking
9776 into an irreducible region.
9778 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9781 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9782 assertions. Add support for doing the signbit if the IEEE 128-bit
9783 floating point value is in a GPR.
9784 * config/rs6000/rs6000.md (Fsignbit): Delete.
9785 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9786 Update the length attribute if the value is in a GPR.
9787 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9788 the sign or zero extension instruction, since the value is always 0/1.
9789 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9792 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9793 extracting SImode to a GPR register so that we can generate a
9794 store, limit the vector to be in a traditional Altivec register
9795 for the vextuwrx instruction.
9797 2017-01-03 Ian Lance Taylor <iant@google.com>
9799 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9801 2017-01-03 Martin Sebor <msebor@redhat.com>
9803 PR tree-optimization/78696
9804 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9805 precision. Use MPFR for %f for greater fidelity. Correct handling
9807 (pass_sprintf_length::compute_format_length): Set width and precision
9808 specified by asrerisk to void_node for vararg functions.
9809 (try_substitute_return_value): Adjust dump output.
9811 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9813 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9815 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9817 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9818 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9819 -mlra/-mno-lra was passed to the compiler.
9821 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9823 PR rtl-optimization/65618
9824 * emit-rtl.c (try_split): Move initialization of "before" and
9825 "after" to just before the call to emit_insn_after_setloc.
9827 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9829 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9831 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9833 * dwarf2out.c (gen_enumeration_type_die): When
9834 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9836 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9838 PR tree-optimization/78965
9839 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9840 Change first argument from const call_info & to call_info &. For %n
9841 set info.nowrite to false.
9844 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9845 possibly throwing calls.
9847 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9848 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9849 and fns handling, rather than in a separate case SSA_NAME.
9851 2017-01-02 Jeff Law <law@redhat.com>
9853 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9854 fixes for first_period and second_period variables.
9856 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9859 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9860 (*insvqi_1): New insn pattern.
9861 (*insvqi_1_mem_rex64): Ditto.
9863 (*insvqi_3): Rename from *insvqi.
9865 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9867 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9869 * doc/cfg.texi (Edges): Remove reference to Java.
9870 (Maintaining the CFG): Ditto.
9872 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9875 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9876 transparent aliases.
9878 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9881 * predict.def (PRED_CALL): Update hitrate.
9882 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9883 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9884 into direct/indirect/polymorphic variants.
9886 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9888 Update copyright years.
9890 * gcc.c (process_command): Update copyright notice dates.
9891 * gcov-dump.c (print_version): Ditto.
9892 * gcov.c (print_version): Ditto.
9893 * gcov-tool.c (print_version): Ditto.
9894 * gengtype.c (create_file): Ditto.
9895 * doc/cpp.texi: Bump @copying's copyright year.
9896 * doc/cppinternals.texi: Ditto.
9897 * doc/gcc.texi: Ditto.
9898 * doc/gccint.texi: Ditto.
9899 * doc/gcov.texi: Ditto.
9900 * doc/install.texi: Ditto.
9901 * doc/invoke.texi: Ditto.
9903 Copyright (C) 2017 Free Software Foundation, Inc.
9905 Copying and distribution of this file, with or without modification,
9906 are permitted in any medium without royalty provided the copyright
9907 notice and this notice are preserved.