1 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
3 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
4 (movdi_aarch64): Likewise.
6 2017-05-05 Jakub Jelinek <jakub@redhat.com>
8 PR tree-optimization/80632
9 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
11 (build_arrays): Initialize it for virtual phis.
12 (fix_phi_nodes): Use it for virtual phis.
14 PR tree-optimization/80558
15 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
16 [x, y] op z into [x op, y op z] for op & or | if conditions
19 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
23 * config/arm/arm.md (use_literal_pool): Remove.
24 (64-bit immediate split): No longer takes cost into consideration
25 if arm_disable_literal_pool is enabled.
26 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
27 used when arm_disable_literal_pool is enabled.
28 (arm_max_const_double_inline_cost): Remove use of
29 arm_disable_literal_pool.
30 (push_minipool_fix): Add assert.
31 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
32 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
33 (no_literal_pool_sf_immediate): New.
35 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
37 PR tree-optimization/80613
38 * tree-ssa-dce.c (propagate_necessity): Remove cases for
39 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
41 2017-05-05 Richard Biener <rguenther@suse.de>
43 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
45 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
47 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
48 of this flag from insn conditions due to removal from r247495.
50 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
52 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
54 (arm_early_store_addr_dep_ptr): Likewise.
55 * config/arm/aarch-common-protos.h
56 (arm_early_load_addr_dep_ptr): Add prototype.
57 (arm_early_store_addr_dep_ptr): Likewise.
58 * config/arm/cortex-a53.md: Add new bypasses.
60 2017-05-05 Jakub Jelinek <jakub@redhat.com>
62 * tree.c (next_type_uid): Change type to unsigned.
63 (type_hash_canon): Decrement back next_type_uid if
64 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
65 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
68 2017-05-04 Martin Sebor <msebor@redhat.com>
70 * builtins.c: Fix a trivial typo in a comment.
73 * builtins.c (check_sizes): Adjust to handle reading past the end.
74 Avoid printing excessive upper bound of ranges. Use %E to print
75 tree nodes instead of converting them to %wu.
76 (expand_builtin_memchr): New function.
77 (compute_dest_size): Rename...
78 (compute_objsize): ...to this.
79 (expand_builtin_memcpy): Adjust.
80 (expand_builtin_mempcpy): Adjust.
81 (expand_builtin_strcat): Adjust.
82 (expand_builtin_strcpy): Adjust.
83 (check_strncat_sizes): Adjust.
84 (expand_builtin_strncat): Adjust.
85 (expand_builtin_strncpy): Adjust and simplify.
86 (expand_builtin_memset): Adjust.
87 (expand_builtin_bzero): Adjust.
88 (expand_builtin_memcmp): Adjust.
89 (expand_builtin): Handle memcmp.
90 (maybe_emit_chk_warning): Check strncat just once.
92 2017-05-04 Martin Sebor <msebor@redhat.com>
97 * builtins.c (check_sizes): Add inlining context and issue
98 warnings even when -Wno-system-headers is set.
99 (check_strncat_sizes): Same.
100 (expand_builtin_strncat): Same.
101 (expand_builtin_memmove): New function.
102 (expand_builtin_stpncpy): Same.
103 (expand_builtin): Handle memmove and stpncpy.
105 2017-05-04 Bin Cheng <bin.cheng@arm.com>
107 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
108 which is not used any more.
110 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
112 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
114 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
116 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
117 (cortexa53_tunings): Likewise.
118 (cortexa57_tunings): Likewise.
119 (cortexa72_tunings): Likewise.
120 (cortexa73_tunings): Likewise.
122 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
124 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
125 Set loop alignment to 8.
127 2017-05-04 Martin Sebor <msebor@redhat.com>
130 * builtins.c (expand_builtin_object_size): Add missing quoting to
131 %D and like directives.
132 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
133 (hsa_type_for_tree_type): Same.
134 (verify_function_arguments): Same.
135 * symtab.c (symbol_table::change_decl_assembler_name): Same.
136 * varasm.c (get_section): Same.
139 2017-05-04 Martin Sebor <msebor@redhat.com>
142 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
144 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
146 * config/aarch64/aarch64.c (generic_addrcost_table):
147 Change HI/TI mode setting.
149 2017-05-04 Martin Jambor <mjambor@suse.cz>
151 PR tree-optimization/80622
152 * tree-sra.c (comes_initialized_p): New function.
153 (build_accesses_from_assign): Only set write lazily when
154 comes_initialized_p is false.
155 (analyze_access_subtree): Use comes_initialized_p.
156 (propagate_subaccesses_across_link): Assert !comes_initialized_p
157 instead of testing for PARM_DECL.
159 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
161 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
162 constraint on operand 0 to allow more general addressing modes.
163 Adjust output template.
164 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
166 * config/aarch64/aarch64-protos.h
167 (aarch64_address_valid_for_prefetch_p): Declare prototype.
168 * config/aarch64/constraints.md (Dp): New address constraint.
169 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
172 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
174 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
175 update use of estimate_ipcp_clone_size_and_time.
176 (estimate_local_effects): Update use of
177 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
178 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
179 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
180 Return nonspecialized time.
182 2017-05-04 Richard Biener <rguenther@suse.de>
184 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
185 for the last VUSE which def dominates the PHI. Directly call
187 (get_continuation_for_phi_1): Remove.
189 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
191 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
192 to explain the use of truncating division. Cap the number of
193 iterations to the maximum given by nb_iterations_upper_bound,
196 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
198 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
199 * configure: Regenerate.
200 * config.in: Regenerate.
201 * config/i386/driver-mingw32.c: new file.
202 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
203 * config.host: Link driver-mingw32.o on MinGW host.
204 * doc/install.texi: Document new --enable-mingw-wildcard configure
207 2017-05-04 Marek Polacek <polacek@redhat.com>
209 PR tree-optimization/80612
210 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
212 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
213 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
215 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
216 (movt splitter): Likewise.
217 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
218 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
219 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
220 block for Thumb-1 with MOVT.
221 (thumb2_legitimate_address_p): Move code block ...
222 (can_avoid_literal_pool_for_label_p): ... into this new function.
223 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
225 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
226 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
227 "M-profile targets with the MOVT instruction".
229 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
231 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
232 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
233 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
235 2017-05-04 Martin Liska <mliska@suse.cz>
237 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
240 2017-05-04 Richard Biener <rguenther@suse.de>
242 * tree.c (array_at_struct_end_p): Handle arrays at struct
243 end with flexarrays more conservatively. Refactor and treat
244 arrays of arrays or aggregates more strict. Fix
245 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
246 * tree.c (array_at_struct_end_p): Adjust prototype.
247 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
248 * gimple-fold.c (get_range_strlen): Likewise.
249 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
251 2017-05-04 Richard Biener <rguenther@suse.de>
253 PR tree-optimization/31130
254 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
256 (supports_overflow_infinity): Likewise.
257 (is_negative_overflow_infinity): Likewise.
258 (is_positive_overflow_infinity): Likewise.
259 (is_overflow_infinity): Likewise.
260 (stmt_overflow_infinity): Likewise.
261 (overflow_infinity_range_p): Likewise.
262 (usable_range_p): Remove as always returning true.
263 (make_overflow_infinity): Remove.
264 (negative_overflow_infinity): Likewise.
265 (positive_overflow_infinity): Likewise.
266 (avoid_overflow_infinity): Likewise.
267 (set_value_range): Adjust accordingly.
268 (set_value_range_to_nonnegative): Likewise, remove now unused
269 overflow_infinity arg.
270 (vrp_operand_equal_p): Adjust.
271 (update_value_range): Likewise.
272 (range_int_cst_singleton_p): Likewise.
273 (operand_less_p): Likewise.
274 (compare_values_warnv): Likewise.
275 (extract_range_for_var_from_comparison_expr): Likewise.
276 (vrp_int_const_binop): Likewise.
277 (zero_nonzero_bits_from_vr): Likewise.
278 (extract_range_from_multiplicative_op_1): Likewise.
279 (extract_range_from_binary_expr_1): Likewise.
280 (extract_range_from_unary_expr): Likewise.
281 (extract_range_from_comparison): Likewise.
282 (extract_range_basic): Likewise.
283 (adjust_range_with_scev): Likewise.
284 (compare_ranges): Likewise.
285 (compare_range_with_value): Likewise.
286 (dump_value_range): Likewise.
287 (test_for_singularity): Likewise, remove strict_overflow_p parameter
289 (simplify_cond_using_ranges): Adjust.
291 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
293 * brig-builtins.def: Added a builtin for class_f64.
294 * builtin-types.def: Added a builtin type needed by class_f64.
296 2017-05-03 Jason Merrill <jason@redhat.com>
298 * timevar.def: Add TV_CONSTEXPR.
300 2017-05-03 David Malcolm <dmalcolm@redhat.com>
302 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
304 2017-05-03 Martin Jambor <mjambor@suse.cz>
306 * ipa-prop.c (ipa_update_after_lto_read): Removed.
307 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
308 * ipa-cp.c (ipcp_propagate_stage): Do not call
309 ipa_update_after_lto_read.
310 * ipa-inline.c (ipa_inline): Likewise.
312 2017-05-03 Martin Jambor <mjambor@suse.cz>
314 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
315 tag. Added a default constructor and a destructor.
316 (ipa_edge_args_sum_t): New class;
317 (ipa_edge_args_sum): Declare.
318 (ipa_edge_args_vector): Remove declaration.
319 (IPA_EDGE_REF): Use ipa_edge_args_sum.
320 (ipa_free_edge_args_substructures): Remove declaration.
321 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
322 (ipa_edge_args_info_available_for_edge_p): Likewise.
323 * ipa-prop.c (ipa_edge_args_vector): Removed.
324 (edge_removal_hook_holder): Likewise.
325 (edge_duplication_hook_holder): Likewise.
326 (ipa_edge_args_sum): New variable.
327 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
328 ipa_edge_args_vector.
329 (ipa_free_edge_args_substructures): Likewise.
330 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
331 ipa_edge_args_vector.
332 (ipa_edge_removal_hook): Turned into method
333 ipa_edge_args_sum_t::remove.
334 (ipa_edge_duplication_hook): Turned into method
335 ipa_edge_args_sum_t::duplicate.
336 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
337 registering edge hooks.
338 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
339 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
340 ipa_edge_args_sum instead of ipa_edge_args_vector.
341 * ipa-profile.c (ipa_profile): Likewise.
343 2017-05-03 Martin Jambor <mjambor@suse.cz>
345 * symbol-summary.h (function_summary): New method exists.
346 (function_summary::symtab_removal): Deallocate through release.
347 (call_summary): New class.
348 (gt_ggc_mx): New overload.
349 (gt_pch_nx): Likewise.
350 (gt_pch_nx): Likewise.
352 2017-05-03 Jeff Law <law@redhat.com>
354 PR tree-optimization/78496
355 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
356 from simplify_cond_using_ranges. Split off code to walk
357 backwards through casts into ...
358 (simplify_cond_using_ranges_2): New function.
359 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
360 (execute_vrp): After identifying jump threads, call
361 simplify_cond_using_ranges_2.
363 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
366 * ipa-inline.h (inline_summary): Add ctor.
367 (create_ggc): Do not use ggc_cleared_alloc.
369 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
370 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
372 * gcc.c (handle_braces): Support escaping in switch matching
374 * doc/invoke.texi (Spec Files): Document it.
375 Remove superfluous @code markup in items.
377 2017-05-03 David Malcolm <dmalcolm@redhat.com>
379 * diagnostic-show-locus.c (struct column_range): New struct.
380 (get_affected_columns): New function.
381 (get_printed_columns): New function.
382 (struct correction): New struct.
383 (correction::ensure_capacity): New function.
384 (correction::ensure_terminated): New function.
385 (struct line_corrections): New struct.
386 (line_corrections::~line_corrections): New dtor.
387 (line_corrections::add_hint): New function.
388 (layout::print_trailing_fixits): Reimplement in terms of the new
390 (selftest::test_overlapped_fixit_printing): New function.
391 (selftest::diagnostic_show_locus_c_tests): Call it.
393 2017-05-03 Nathan Sidwell <nathan@acm.org>
395 Canonicalize canonical type hashing
396 * tree.h (type_hash_canon_hash): Declare.
397 * tree.c (type_hash_list, attribute_hash_list): Move into
398 type_hash_canon_hash.
399 (build_type_attribute_qual_variant): Break out hash code calc into
400 type_hash_canon_hash.
401 (type_hash_canon_hash): New. Generic type hash computation.
402 (build_range_type_1, build_array_type_1, build_function_type,
403 build_method_type_directly, build_offset_type, build_complex_type,
404 make_vector_type): Call it.
406 2017-05-03 Richard Biener <rguenther@suse.de>
408 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
409 When all DRs have unknown misaligned do not always peel
410 when there is a store but apply the same costing model as if
411 there were only loads.
413 2017-05-03 Richard Biener <rguenther@suse.de>
416 PR tree-optimization/80492
417 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
418 compare_base_decls returning dont-know properly.
420 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
422 * config/arm/iterators.md (CCSI): New mode iterator.
423 (arch): New mode attribute.
424 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
425 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
426 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
427 code iterator for success result mode.
428 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
429 the corresponding new insn generators.
431 2017-05-03 Bin Cheng <bin.cheng@arm.com>
434 2017-05-02 Bin Cheng <bin.cheng@arm.com>
435 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
437 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
439 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
440 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
441 (DDR_A): Wrap DDR argument in brackets.
442 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
443 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
444 (DDR_REVERSED_P): Likewise.
446 2017-05-03 Jakub Jelinek <jakub@redhat.com>
448 PR tree-optimization/79472
449 * tree-switch-conversion.c (struct switch_conv_info): Add
450 contiguous_range and default_case_nonstandard fields.
451 (collect_switch_conv_info): Compute contiguous_range and
452 default_case_nonstandard fields, don't clear final_bb if
453 contiguous_range and only the default case doesn't have the required
455 (check_all_empty_except_final): Set default_case_nonstandard instead
456 of failing if contiguous_range and the default case doesn't have empty
458 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
459 and only the default case doesn't have the required constants. Skip
461 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
462 if default_case_nonstandard.
463 (build_constructors): Build constant 1 just once. Assert that default
464 values aren't inserted in between cases if contiguous_range. Skip
466 (build_arrays): Skip virtual phis.
467 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
468 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
470 (gen_inbound_check): Handle default_case_nonstandard case.
471 (process_switch): Adjust check_final_bb caller. Call
472 gather_default_values with the first non-default case instead of
473 default case if default_case_nonstandard.
475 2017-05-02 Nathan Sidwell <nathan@acm.org>
477 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
478 check. Fix formatting.
480 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
482 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
483 errors when comparing specialized and unspecialized times.
485 2017-05-02 David Malcolm <dmalcolm@redhat.com>
487 * diagnostic-show-locus.c
488 (layout::should_print_annotation_line_p): Make private.
489 (layout::print_annotation_line): Make private.
490 (layout::annotation_line_showed_range_p): Make private.
491 (layout::show_ruler): Make private.
492 (layout::print_source_line): Make private. Pass in line and
493 line_width, rather than calling location_get_source_line. Drop
495 (layout::print_leading_fixits): New method.
496 (layout::print_any_fixits): Rename to...
497 (layout::print_trailing_fixits): ...this, and make private.
498 Don't print newline fixits.
499 (diagnostic_show_locus): Move logic for printing one row into...
500 (layout::print_line): ...this new function. Move the
501 location_get_source_line call and error-handling from
502 print_source_line to here. Call print_leading_fixits, and rename
503 print_any_fixits to print_trailing_fixits.
504 (selftest::test_fixit_insert_containing_newline): Update now that
505 newlines are partially supported.
506 (selftest::test_fixit_insert_containing_newline_2): New test.
507 (selftest::test_fixit_replace_containing_newline): Update comments.
508 (selftest::diagnostic_show_locus_c_tests): Call the new test.
509 * edit-context.c (class added_line): New class.
510 (class edited_line): Describe newline handling in comment.
511 (edited_line::actually_edited_p): New method.
512 (edited_line::print_content): Delete redundant decl.
513 (edited_line::m_predecessors): New field.
514 (edited_file::print_content): Call edited_line::print_content.
515 (edited_file::print_diff): Update to support newlines.
516 (edited_file::print_diff_hunk): Likewise.
517 (edited_file::print_run_of_changed_lines): New function.
518 (edited_file::print_diff_line): Convert to...
519 (print_diff_line): ...this.
520 (edited_file::get_effective_line_count): New function.
521 (edited_line::edited_line): Initialize new field m_predecessors.
522 (edited_line::~edited_line): Clean up m_predecessors.
523 (edited_line::apply_fixit): Handle newlines.
524 (edited_line::get_effective_line_count): New function.
525 (edited_line::print_content): New function.
526 (edited_line::print_diff_lines): New function.
527 (selftest::test_applying_fixits_insert_containing_newline): New
529 (selftest::test_applying_fixits_replace_containing_newline): New
531 (selftest::insert_line): New function.
532 (selftest::test_applying_fixits_multiple_lines): Add example of
534 (selftest::edit_context_c_tests): Call the new tests.
536 2017-05-02 Bin Cheng <bin.cheng@arm.com>
538 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
539 parameter cand. Update dump information.
540 (get_computation_cost): Update uses.
542 2017-05-02 Bin Cheng <bin.cheng@arm.com>
544 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
545 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
546 (get_computation_at, rewrite_use_address): Update use of
549 2017-05-02 Bin Cheng <bin.cheng@arm.com>
551 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
552 (get_computation): Delete.
553 (get_computation_cost): Implement like get_computation_cost_at.
554 Use get_computation_at.
555 (get_computation_cost_at): Delete.
556 (rewrite_use_nonlinear_expr): Use get_computation_at.
557 (rewrite_use_compare, remove_unused_ivs): Ditto.
559 2017-05-02 Bin Cheng <bin.cheng@arm.com>
561 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
563 2017-05-02 Bin Cheng <bin.cheng@arm.com>
565 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
566 (ivopts_global_cost_for_size): Rename parameter and update uses.
567 (iv_ca_recount_cost): Update uses.
568 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
569 candidates seperately in n_invs and n_cands.
570 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
572 2017-05-02 Bin Cheng <bin.cheng@arm.com>
574 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
575 (find_inv_vars_cb): New.
576 (find_depends): Renamed to ...
577 (find_inv_vars): ... this.
578 (add_candidate_1, force_var_cost): Call find_inv_vars.
579 (split_address_cost, determine_group_iv_cost_cond): Ditto.
581 2017-05-02 Bin Cheng <bin.cheng@arm.com>
583 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
584 inv_vars. Add inv_exprs.
585 (struct iv_cand): Rename depends_on to inv_vars.
586 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
587 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
588 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
589 (dump_cand): Dump inv_vars.
590 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
591 (record_invariant, find_depends, add_candidate_1): Ditto.
592 (set_group_iv_cost, force_var_cost): Ditto.
593 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
594 (get_computation_cost_at, get_computation_cost): Ditto.
595 (determine_group_iv_cost_generic): Ditto.
596 (determine_group_iv_cost_address): Ditto.
597 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
598 (determine_group_iv_costs): Ditto.
599 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
600 (iv_ca_set_remove_invariants): Renamed to ...
601 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
602 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
603 (iv_ca_set_add_invariants): Renamed to ...
604 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
605 (iv_ca_set_cp): Use iv_ca_set_add_invs.
606 (iv_ca_has_deps): Support inv_vars and inv_exprs.
607 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
608 (create_new_ivs): Remove useless dump.
610 2017-05-02 Bin Cheng <bin.cheng@arm.com>
612 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
614 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
615 (iv_ca_set_no_cp, create_new_iv): Ditto.
617 2017-05-02 Bin Cheng <bin.cheng@arm.com>
619 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
621 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
623 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
624 function tree_check2.
626 2017-05-02 Martin Liska <mliska@suse.cz>
628 * doc/gcov.texi: Add missing preposition.
629 * gcov.c (function_info::function_info): Properly fill up
630 all member variables.
632 2017-05-02 Tamar Christina <tamar.christina@arm.com>
634 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
636 2017-05-02 Tamar Christina <tamar.christina@arm.com>
638 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
640 2017-05-02 Martin Liska <mliska@suse.cz>
643 * lto-streamer-in.c (lto_read_tree_1): Remove
645 * lto-streamer.c (struct tree_hash_entry): Likewise.
646 (struct tree_entry_hasher): Likewise.
647 (tree_entry_hasher::hash): Likewise.
648 (tree_entry_hasher::equal): Likewise.
649 (lto_streamer_init): Likewise.
650 (lto_orig_address_map): Likewise.
651 (lto_orig_address_get): Likewise.
652 (lto_orig_address_remove): Likewise.
653 * lto-streamer.h: Likewise.
654 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
655 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
657 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
659 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
660 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
661 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
662 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
663 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
664 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
665 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
666 (mm_maskz_sub_ss): New intrinsics.
667 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
668 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
669 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
670 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
671 (__builtin_ia32_subss_mask_round): New builtins.
672 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
673 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
674 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
676 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
677 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
679 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
682 2017-05-02 Martin Jambor <mjambor@suse.cz>
684 PR tree-optimization/78687
685 * tree-sra.c (access): New field parent.
686 (process_subtree_disqualification): New function.
687 (disqualify_candidate): Call it.
688 (build_accesses_from_assign): Reset write flag if creating an
690 (build_access_subtree): Fill in parent field and also prpagate
692 (create_artificial_child_access): New parameter set_grp_write, set
693 grp_write to its value.
694 (propagate_subaccesses_across_link): Also propagate grp_write flag
696 (propagate_all_subaccesses): Push the closest parent back to work
697 queue if add_access_to_work_queue returned true.
699 2017-05-02 Richard Biener <rguenther@suse.de>
701 * common.opt (fstrict-overflow): Alias negative to fwrapv.
702 * doc/invoke.texi (fstrict-overflow): Remove all traces of
703 -fstrict-overflow documentation.
704 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
705 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
706 flag_strict_overflow.
707 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
708 * lto-opts.c (lto_write_options): Do not stream it.
709 * lto-wrapper.c (merge_and_complain): Do not handle it.
710 * opts.c (default_options_table): Do not set -fstrict-overflow.
711 (finish_options): Likewise do not clear it when sanitizing.
712 * simplify-rtx.c (simplify_const_relational_operation): Do not
713 test flag_strict_overflow.
715 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
717 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
718 using enabled attribute.
719 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
720 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
721 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
722 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
723 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
724 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
725 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
726 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
727 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
728 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
730 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
734 2017-05-02 Richard Biener <rguenther@suse.de>
736 PR tree-optimization/80591
738 2017-04-10 Richard Biener <rguenther@suse.de>
740 * tree-ssa-structalias.c (find_func_aliases): Properly handle
743 2017-05-02 Richard Biener <rguenther@suse.de>
745 PR tree-optimization/80549
746 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
747 (cleanup_tree_cfg_noloop): Create forwarders to known loop
748 headers if they do not have a preheader.
750 2017-05-02 Martin Liska <mliska@suse.cz>
753 * common.opt: Fix typo.
754 * doc/invoke.texi: Likewise.
756 2017-05-01 Jan Beulich <jbeulich@suse.com>
758 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
759 swapping, add (x,x,m,x,n) alternative.
761 2017-05-01 Nathan Sidwell <nathan@acm.org>
763 * calls.c (combine_pending_stack_adjustment_and_call): Remove
764 unnecessary unadjusted_alignment check.
766 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
769 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
771 * gimplify.c (gimplify_cilk_detach): New function.
772 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
773 * tree-core.h: Document EXPR_CILK_SPAWN.
774 * tree.h (EXPR_CILK_SPAWN): Define.
776 2017-05-01 David Malcolm <dmalcolm@redhat.com>
778 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
779 to use new fixit_hint representation, using the "replace" logic.
780 (get_line_span_for_fixit_hint): Likewise.
781 (layout::print_any_fixits): Likewise.
782 (selftest::test_one_liner_many_fixits): Rename to...
783 (selftest::test_one_liner_many_fixits_1): ...this, and update
784 comment and expected output to reflect that the multiple fix-it
785 hints are now consolidated into one insertion.
786 (selftest::test_one_liner_many_fixits_2): New test.
787 (selftest::test_diagnostic_show_locus_one_liner): Update for
789 (selftest::test_fixit_consolidation): Update for fix-it API
791 * diagnostic.c (print_parseable_fixits): Likewise.
792 * edit-context.c (edited_line::m_line_events): Convert from
793 auto_vec <line_event *> to auto_vec <line_event>.
794 (class line_event): Convert from abstract base class to a concrete
795 class, taking over the role of replace_event.
796 (class insert_event): Delete.
797 (class replace_event): Rename to class line_event. Convert to
799 (edit_context::add_fixits): Reimplement.
800 (edit_context::apply_insert): Delete.
801 (edit_context::apply_replace): Rename to...
802 (edit_context::apply_fixit): ...this. Convert to half-open range.
803 (edited_file::apply_insert): Delete.
804 (edited_file::apply_replace): Rename to...
805 (edited_file::apply_fixit): ...this.
806 (edited_line::~edited_line): Drop deletion of events.
807 (edited_line::apply_insert): Delete.
808 (edited_line::apply_replace): Rename to...
809 (edited_line::apply_fixit): ...this. Convert to half-open range.
810 Update for change to type of m_line_events.
811 * edit-context.h (edit_context::apply_insert): Delete.
812 (edit_context::apply_replace): Rename to...
813 (edit_context::apply_fixit): ...this.
815 2017-05-01 Martin Sebor <msebor@redhat.com>
817 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
820 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
823 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
824 __get_cpuid_max returns 0.
825 (__get_cpuid_count): Ditto.
827 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
829 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
830 replacement expression is another instance of one of its arguments.
832 2017-05-01 Jakub Jelinek <jakub@redhat.com>
835 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
836 check for stack push/pop autoinc.
837 * config/i386/i386.c (ix86_agi_dependent): Return false
838 if the only reason why modified_in_p returned true is that
839 addr is SP based and set_insn is a push or pop.
841 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
843 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
846 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
849 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
850 (account_size_time): Use two predicates - exec_pred and
852 (evaluate_conditions_for_known_args): Compute both clause and
854 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
855 (inline_summary_t::duplicate): Update.
856 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
858 (compute_inline_parameters): Likewise.
859 (estimate_edge_size_and_time): Update caluclation of time.
860 (estimate_node_size_and_time): Compute both time and nonspecialized
862 (estimate_ipcp_clone_size_and_time): Update.
863 (inline_merge_summary): Update.
864 (do_estimate_edge_time): Update.
865 (do_estimate_edge_size): Update.
866 (do_estimate_edge_hints): Update.
867 (inline_read_section, inline_write_summary): Stream both new predicates.
868 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
870 (compute_inlined_call_time): Cleanup.
871 (big_speedup_p): Update.
872 (edge_badness): Update.
873 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
874 (size_time_entry): Replace predicate by exec_predicate and
876 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
877 (estimate_edge_time): Return also nonspec_time.
878 (reset_edge_growth_cache): Update.
880 2017-04-29 Jakub Jelinek <jakub@redhat.com>
882 PR rtl-optimization/80491
883 * ifcvt.c (noce_process_if_block): When looking for x setter
884 with missing else_bb, don't check only the insn right before
885 cond_earliest, but look for the last insn that x is modified in
888 PR rtl-optimization/80491
889 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
891 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
893 PR tree-optimization/80487
894 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
896 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
898 PR tree-optimization/79697
899 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
900 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
901 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
903 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
904 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
906 2017-04-28 Martin Sebor <msebor@redhat.com>
908 PR tree-optimization/80523
909 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
910 (init_target_to_host_charmap, target_to_host, target_strtol10): New
912 (maybe_warn, format_directive, parse_directive): Use new functions.
913 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
915 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
917 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
919 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
921 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
922 target_header_dir): Set correctly.
923 * configure: Regenerated.
924 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
925 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
926 instead of SYSTEM_HEADER_DIR.
928 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
930 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
931 (estimate_local_effects): Likewise.
932 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
933 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
934 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
935 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
936 do_estimate_edge_time, estimate_edge_time): Likewise.
937 * ipa-inline-analysis.c (estimate_node_size_and_time,
938 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
939 (estimate_time_after_inlining): Remove.
941 2017-04-28 Martin Liska <mliska@suse.cz>
943 * doc/gcov.texi: Enhance documentation of gcov.
945 2017-04-28 Martin Liska <mliska@suse.cz>
947 * doc/gcov.texi: Sort options in alphabetic order.
948 * doc/gcov-dump.texi: Likewise.
949 * doc/gcov-tool.texi: Likewise.
950 * gcov.c (print_usage): Likewise.
951 * gcov-dump.c (print_usage): Likewise.
952 * gcov-tool.c (print_merge_usage_message): Likewise.
953 (print_rewrite_usage_message): Likewise.
954 (print_overlap_usage_message): Likewise.
956 2017-04-28 Martin Liska <mliska@suse.cz>
958 PR gcov-profile/53915
959 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
961 2017-04-28 Martin Liska <mliska@suse.cz>
963 PR gcov-profile/79891
964 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
965 is marked by compiler as living on a line.
966 (get_cycles_count): Remove usage of the union.
967 (output_intermediate_file): Likewise.
968 (find_source): Fix GNU coding style.
969 (accumulate_line_counts): Remove old non-all block mode.
970 (output_lines): Remove usage of the union.
971 * profile.c (output_location): Include all BBs, even if
972 belonging to a same line (and file) as a previous BB.
974 2017-04-28 Martin Liska <mliska@suse.cz>
976 * gcov.c (process_args): Handle new argument 'w'.
977 (read_graph_file): Assign ID to BBs.
978 (output_branch_count): Display BB # if verbose flag is set.
979 (output_lines): Likewise for arcs.
980 (print_usage): Add '--verbose' option help.
981 * doc/gcov.texi: Document --verbose (-w) option.
983 2017-04-28 Martin Liska <mliska@suse.cz>
985 * gcov.c (struct block_location_info): New struct.
986 (process_file): Fill up the new structure.
987 (read_graph_file): Replace usage of encoding by the newly added
989 (add_line_counts): Likewise.
990 (accumulate_line_counts): Remove usage of the union.
991 (function_info::function_info): New function.
992 (function_info::~function_info): Likewise.
993 (process_file): Call delete instead of release_function.
994 (release_function): Release the function.
995 (release_structures): Call delete instead of release_function.
996 (solve_flow_graph): Replace usage of num_blocks.
997 (find_exception_blocks): Likewise.
998 (output_lines): Fix GNU coding style.
1000 2017-04-28 Martin Liska <mliska@suse.cz>
1003 * coverage.c (coverage_remove_note_file): New function.
1004 * coverage.h: Declare the function.
1005 * toplev.c (finalize): Clean if an error has been seen.
1007 2017-04-28 Martin Liska <mliska@suse.cz>
1009 PR gcov-profile/80031
1010 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1011 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1012 * gcov.c (read_graph_file): Read just number of blocks.
1013 * profile.c (branch_prob): Do not stream 0 flags per a basic
1016 2017-04-28 Martin Liska <mliska@suse.cz>
1018 * gcov-dump.c (tag_*): Add new argument to declarations.
1019 (dump_gcov_file): Likewise.
1020 (tag_blocks): Add and use new argument depth.
1021 (tag_arcs): Likewise.
1022 (tag_lines): Likewise.
1023 (tag_counters): Likewise.
1024 (tag_summary): Likewise.
1025 (dump_working_sets): Use depth to do a proper indentation.
1027 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1030 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1031 * symtab.c (symtab_node::debug_symtab): Move definition here.
1033 2017-04-28 Richard Biener <rguenther@suse.de>
1035 * lto-streamer.h (LTO_major_version): Bump to 7.
1037 2017-04-28 Richard Biener <rguenther@suse.de>
1039 * tree-vrp.c (assert_info): New struct.
1040 (add_assert_info): New helper.
1041 (register_edge_assert_for_2): Refactor to add asserts to a vector
1043 (register_edge_assert_for_1): Likewise.
1044 (register_edge_assert_for): Likewise.
1045 (finish_register_edge_assert_for): New helper actually registering
1046 asserts where live on edge.
1047 (find_conditional_asserts): Adjust.
1048 (find_switch_asserts): Likewise.
1049 (evrp_dom_walker::try_find_new_range): Generalize.
1050 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1052 2017-04-27 Marek Polacek <polacek@redhat.com>
1055 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1056 arg10 and arg11 to itype.
1058 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1060 * doc/extend.texi (Object Size Checking): Improve grammar.
1062 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1065 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1066 that the logic for permitting reciprocal estimates matches that
1069 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1072 * tree.c (type_cache_hasher::equal): Only compare
1073 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1074 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1075 non-aggregate element types.
1076 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1077 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1079 2017-04-27 Richard Biener <rguenther@suse.de>
1082 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1083 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1084 keeping a reference to a trailing array.
1086 2017-04-27 Richard Biener <rguenther@suse.de>
1089 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1090 being in loop-closed SSA form conservatively.
1091 (chrec_fold_multiply_poly_poly): Likewise.
1093 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1096 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1097 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1099 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1102 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1103 (aarch64_function_arg_alignment): Return unsigned int again, but still
1104 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1105 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1106 Don't emit -Wpsabi note.
1107 (aarch64_function_arg_boundary): Likewise.
1108 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1111 2017-04-26 Nathan Sidwell <nathan@acm.org>
1113 * tree.h (crc32_unsigned_n): Declare.
1114 (crc32_unsigned, crc32_unsigned): Make inline.
1115 * tree.c (crc32_unsigned_bits): Replace with ...
1116 (crc32_unsigned_n): ... this.
1117 (crc32_unsigned, crc32_byte): Remove.
1118 (crc32_string): Remove unnecessary braces.
1120 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1122 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1123 * ipa-inline-analysis.c (MAX_TIME): Remove.
1124 (account_size_time): Use sreal for time.
1125 (dump_inline_summary): Update.
1126 (estimate_function_body_sizes): Update.
1127 (estimate_edge_size_and_time): Update.
1128 (estimate_calls_size_and_time): Update.
1129 (estimate_node_size_and_time): Update.
1130 (inline_merge_summary): Update.
1131 (inline_update_overall_summary): Update.
1132 (estimate_time_after_inlining): Update.
1133 (inline_read_section): Update.
1134 (inline_write_summary): Update.
1135 * ipa-inline.c (compute_uninlined_call_time): Update.
1136 (compute_inlined_call_time): Update.
1137 (recursive_inlining): Update.
1138 (inline_small_functions): Update.
1139 (dump_overall_stats): Update.
1140 * ipa-inline.h: Include sreal.h.
1141 (size_time_entry): Turn time to sreal.
1142 (inline_summary): Turn self_time nad time to sreal.
1144 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1146 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1148 (sreal::stream_out, sreal::stream_in): New.
1149 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1151 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1153 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1156 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1161 (dimode_scalar_chain::compute_convert_gain): Ditto.
1162 (dimode_scalar_chain::make_vector_copies): Ditto.
1163 (dimode_scalar_chain::convert_reg): Ditto.
1164 (dimode_scalar_chain::convert_insn): Ditto.
1165 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1166 (VI248_AVX512BW_1): New mode iterator.
1167 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1168 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1171 2017-04-25 Martin Sebor <msebor@redhat.com>
1173 PR tree-optimization/80497
1174 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1175 constants are representable in HOST_WIDE_INT.
1176 (parse_directive): Ditto.
1178 2017-04-25 Martin Sebor <msebor@redhat.com>
1181 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1182 (new_zero_array): Adjust signature.
1183 (dom_info::dom_init): Used unsigned rather that size_t.
1184 (dom_info::dom_info): Same.
1186 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1187 Jakub Jelinek <jakub@redhat.com>
1190 * config/arm/arm.c: Include gimple.h.
1191 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1192 returns negative, increment ncrn only if it returned positive.
1193 (arm_needs_doubleword_align): Return int instead of bool,
1194 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1195 members, but if there is any such non-FIELD_DECL
1196 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1197 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1198 returns negative, increment nregs only if it returned positive.
1199 (arm_setup_incoming_varargs): Likewise.
1200 (arm_function_arg_boundary): Emit -Wpsabi note if
1201 arm_needs_doubleword_align returns negative, return
1202 DOUBLEWORD_ALIGNMENT only if it returned positive.
1204 2017-04-25 Marek Polacek <polacek@redhat.com>
1207 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1208 first argument to type.
1210 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1213 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1214 type checks to test for compatibility instead of equality.
1216 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1217 Jakub Jelinek <jakub@redhat.com>
1220 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1222 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1223 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1224 the alignment computation, but return their maximum in warn_alignment.
1225 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1226 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1228 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1229 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1232 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1234 * config/arc/simdext.md (dmpyh): Fix typo.
1236 2017-04-25 Richard Biener <rguenther@suse.de>
1238 PR tree-optimization/80492
1239 * alias.c (compare_base_decls): Handle registers with asm
1240 specification conservatively.
1241 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1242 compare_base_decls returning dont-know properly.
1244 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1246 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1247 (legitimate_offset_address_p): New function.
1248 (arc_legitimate_address_p): Use above function.
1250 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1252 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1254 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1256 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1257 ACCH registers whenever they are available.
1259 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1261 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1262 double regs fix when not used.
1264 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1266 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1268 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1269 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1271 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1273 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1274 when emitting short ADD instructions.
1276 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1278 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1280 (cmpsi_cc_c_insn): Likewise.
1281 (cbranchsi4_scratch): Compute proper instruction length using
1282 compact_hreg_operand.
1283 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1285 2017-04-25 Richard Biener <rguenther@suse.de>
1288 * passes.c (pass_manager::pass_manager): Initialize
1291 2017-04-25 Richard Biener <rguenther@suse.de>
1293 PR tree-optimization/79201
1294 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1296 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1299 * config/s390/vector.md: Split MEM->GPR vector moves for
1300 non-s_operand addresses.
1302 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1305 * config/s390/predicates.md (reload_const_wide_int_operand): New
1307 * config/s390/s390.md ("movti"): Remove d/P alternative.
1308 ("movti_bigconst"): New pattern definition.
1310 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1313 * s390-protos.h (s390_expand_cs_hqi): Removed.
1314 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1315 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1316 modes as well as CCZ1mode and CCZmode.
1317 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1318 signature of s390_emit_compare_and_swap.
1319 (s390_expand_cs_hqi): Likewise, make static.
1320 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1321 compare-and-swap, in some cases.
1322 (s390_expand_cs): Wrapper function.
1323 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1325 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1326 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1327 patterns for small and large integers. Forbid symref memory operands.
1328 Move expander to s390.c. Require cc register.
1329 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1330 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1331 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1332 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1333 symref memory operands. Remove CC mode and call s390_match_ccmode
1335 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1337 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1339 * config/s390/s390.md (define_peephole2): New peephole to help
1340 combining the load-and-test pattern with volatile memory.
1342 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1344 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1345 with CCZmode for TARGET_Z196.
1347 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1349 PR rtl-optimization/80501
1350 * combine.c (make_compound_operation_int): Set subreg_code to SET
1351 even for AND with mask of the sign bit of mode.
1353 PR rtl-optimization/80500
1354 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1355 sum's initial value.
1357 2017-04-25 Julian Brown <julian@codesourcery.com>
1358 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1360 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1362 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1364 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1366 2017-04-25 Julian Brown <julian@codesourcery.com>
1367 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1369 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1370 (thunderx2t99_sha): New Reservation.
1372 2017-04-25 Julian Brown <julian@codesourcery.com>
1373 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1375 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1376 type for 1-element load.
1378 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1380 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1382 2017-04-24 Martin Jambor <mjambor@suse.cz>
1384 PR tree-optimization/80293
1385 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1386 char arrays not totally scalarizable if it is false.
1387 (analyze_all_variable_accesses): Pass correct value in the new
1388 parameter. Add a statistics counter.
1390 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1393 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1395 2017-04-24 Richard Biener <rguenther@suse.de>
1397 PR tree-optimization/80494
1398 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1399 out for complex types.
1401 2017-04-24 Richard Biener <rguenther@suse.de>
1403 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1404 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1405 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1406 (DFS): Adjust and never fail.
1407 (sccvn_dom_walker::fail): Remove.
1408 (sccvn_dom_walker::before_dom_children): Adjust.
1409 (run_scc_vn): Likewise and never fail.
1410 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1411 (pass_fre::execute): Likewise.
1413 2017-04-24 Richard Biener <rguenther@suse.de>
1415 PR tree-optimization/79725
1416 * tree-ssa-sink.c (statement_sink_location): Return whether
1417 failure reason was zero uses. Move that check later.
1418 (sink_code_in_bb): Deal with zero uses by removing the stmt
1421 2017-04-24 Richard Biener <rguenther@suse.de>
1424 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1425 pointer-based references.
1427 2017-04-24 Richard Biener <rguenther@suse.de>
1430 * pass_manager.h (pass_manager::operator new): Remove.
1431 (pass_manager::operator delete): Likewise.
1432 * passes.c (pass_manager::operator new): Remove.
1433 (pass_manager::operator delete): Likewise.
1434 (pass_manager::pass_manager): Zero individual pass members.
1436 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1440 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1441 Check "XEXP (src, 1)" operand here.
1442 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1443 Check "XEXP (src, 1)" operand here.
1444 (dimode_scalar_chain::make_vector_copies): Detect count register
1445 of a shift instruction. Zero extend count register from QImode
1446 to DImode to satisfy vector shift pattern count operand predicate.
1447 Substitute vector shift count operand with a DImode copy.
1448 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1451 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1454 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1455 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1456 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1457 (UNSPEC_NOREX_MEM): Remove definition.
1459 2017-04-21 Richard Biener <rguenther@suse.de>
1461 PR tree-optimization/79547
1462 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1463 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1464 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1465 without any constraints.
1467 2017-04-21 Richard Biener <rguenther@suse.de>
1469 PR tree-optimization/78847
1470 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1472 2017-04-21 Richard Biener <rguenther@suse.de>
1474 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1475 (build_distinct_type_copy): Likewise.
1476 (build_variant_type_copy): Likewise.
1477 * tree.c (build_qualified_type): Pass down mem-stat info.
1478 (build_distinct_type_copy): Likewise.
1479 (build_variant_type_copy): Likewise.
1481 2017-04-21 Richard Biener <rguenther@suse.de>
1483 PR tree-optimization/80237
1484 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1486 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1487 for a simplified result.
1489 2016-04-21 Richard Biener <rguenther@suse.de>
1491 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1492 sth as strict as a simple_iv but a chrec without symbols and an
1493 operand defined in the loop we are peeling (and not some subloop).
1494 (propagate_constants_for_unrolling): Propagate all constants.
1496 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.c (print_reg): Remove assert for disalowed
1500 regno values, call output_operand_lossage instead.
1502 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1505 * config/i386/constraints.md (Yc): New register constraint.
1506 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1507 Use Yc constraint for alternative 2 of operand 0. Remove
1508 preferred_for_speed attribute.
1510 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1512 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1513 lastprivate clauses in SIMT case.
1515 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1517 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1519 2017-04-20 Richard Biener <rguenther@suse.de>
1521 PR tree-optimization/57796
1522 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1524 (vect_model_load_cost): Cost gathers as N scalar loads.
1526 2017-04-20 Richard Biener <rguenther@suse.de>
1528 * ggc-page.c (ggc_allocated_p): Rename to ...
1529 (safe_lookup_page_table_entry): ... this and return the lookup
1531 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1533 2017-04-20 Richard Biener <rguenther@suse.de>
1535 PR tree-optimization/80453
1536 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1537 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1538 from the conditions.
1539 (vn_phi_eq): Pass them down.
1540 (vn_phi_lookup): Record them.
1541 (vn_phi_insert): Likewise.
1543 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1545 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1546 uninitialized variable warning to avoid buffer overrun.
1548 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1551 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1552 is suppressed for '{ 0 }' in C.
1554 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1556 * BASE-VER: Set to 8.0.0.
1558 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1560 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1561 priority .init_array and .fini_array section with SECTION_NOTYPE
1564 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1567 * tree.h (build_array_type): Add typeless_storage default argument.
1568 * tree.c (type_cache_hasher::equal): Also compare
1569 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1570 (build_array_type): Add typeless_storage argument, set
1571 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1573 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1574 (build_array_type): Likewise. Add typeless_storage argument.
1576 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1577 Jakub Jelinek <jakub@redhat.com>
1579 PR tree-optimization/80426
1580 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1581 operation on symbolic operands, also compute the overflow for the
1582 invariant part when the operation degenerates into a negation.
1584 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1587 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1588 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1591 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1593 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1596 * config/avr/avr.c (tree.h): Include it.
1597 (cgraph.h): Include it.
1598 (avr_encode_section_info): Don't warn for uninitialized progmem
1599 variable if it's just an alias.
1601 2017-04-19 Richard Biener <rguenther@suse.de>
1604 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1605 when needed by AutoPGO.
1607 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1610 * doc/lto.texi: Remove an extra 'that'.
1612 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1614 PR rtl-optimization/80429
1615 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1616 are only used in debug insns.
1618 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1619 Vladimir Makarov <vmakarov@redhat.com>
1621 * config/sparc/predicates.md (input_operand): Add comment. Return
1622 true for any memory operand when LRA is in progress.
1623 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1625 2017-04-18 Jeff Law <law@redhat.com>
1628 * mips.md ({return,simple_return}_internal): Do not overwrite
1631 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1633 PR tree-optimization/80443
1634 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1635 instead of adding 1, subtract -1 and similarly instead of subtracting
1638 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1640 PR rtl-optimization/80357
1641 * haifa-sched.c (tmp_bitmap): New variable.
1642 (model_recompute): Handle duplicate use records.
1643 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1644 (free_global_sched_pressure_data): Free it.
1646 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1649 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1650 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1651 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1652 instead of SYSTEM_HEADER_DIR.
1654 2017-04-18 Jeff Law <law@redhat.com>
1657 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1658 predecessors after walking up the insn chain.
1660 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1663 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1664 sizetype type into debug info.
1666 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1669 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1670 unneeded test for TARGET_UPPER_REGS_SF.
1671 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1673 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1676 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1677 instead of gsi_after_labels.
1679 2017-04-18 Jeff Law <law@redhat.com>
1681 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1685 2017-04-13 Jeff Law <law@redhat.com>
1686 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1687 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1689 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1692 * config/avr/avr.c (intl.h): Include it.
1693 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1695 2017-04-18 Martin Liska <mliska@suse.cz>
1697 PR gcov-profile/78783
1698 * gcov-tool.c (gcov_output_files): Validate that destination
1699 file is either removed by the tool or by a user.
1701 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1702 Guy Benyei <guybe@mellanox.com>
1704 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1705 block, and do not negate it, the stored id is already negative.
1707 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1709 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1711 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1714 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1715 masks of options that should be turned off if the VSX vector
1716 options are turned off.
1717 (OTHER_P8_VECTOR_MASKS): Likewise.
1718 (OTHER_VSX_VECTOR_MASKS): Likewise.
1719 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1720 rs6000_disable_incompatible_switches to validate no type switches
1722 (rs6000_incompatible_switch): New function to disallow turning on
1723 other vector options if -mno-vsx, -mno-power8-vector, or
1724 -mno-power9-vector are specified.
1726 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1728 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1730 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1732 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1733 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1734 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1735 (ARG_POINTER_CFA_OFFSET): Likewise.
1737 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1739 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1740 conditions to take advantage of various optimizations.
1742 2017-04-13 Jeff Law <law@redhat.com>
1744 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1745 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1746 (zero_extendsidi2_dext): Likewise.
1748 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1751 * fold-const.c (fold_ternary_loc): Revert
1752 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1755 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1757 PR rtl-optimization/80343
1758 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1761 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1764 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1765 to ubsan_encode_value.
1767 2017-04-13 Jeff Law <law@redhat.com>
1769 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1770 appearing in DEBUG_INSNs.
1772 2017-04-13 Martin Liska <mliska@suse.cz>
1774 PR gcov-profile/80413
1775 * gcov-io.c (gcov_write_string): Copy to buffer just when
1776 allocated size is greater than zero.
1778 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1781 * dwarf2out.c (decls_for_scope): Ignore declarations of
1782 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1784 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1787 * ipa-visibility.c (non_local_p): Fix typos.
1788 (localize_node): When localizing symbol in same comdat group,
1789 dissolve the group only when we know external symbols are going
1791 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1793 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1795 PR tree-optimization/79390
1796 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1797 order does not result in usable sequence, retry with reversed operand
1803 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1804 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1805 op0 instead of fold_convert_loc (loc, type, arg0).
1807 2017-04-12 Jeff Law <law@redhat.com>
1809 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1810 has a delay slot in the generated code.
1812 * config/cris/cris.md (cris_preferred_reload_class): Return
1813 GENNONACR_REGS rather than GENERAL_REGS.
1815 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1818 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1819 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1820 signedness of the result type.
1822 2017-04-12 Richard Biener <rguenther@suse.de>
1823 Jeff Law <law@redhat.com>
1825 PR tree-optimization/80359
1826 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1827 trim stores to TARGET_MEM_REFs.
1829 2017-04-12 Richard Biener <rguenther@suse.de>
1831 PR tree-optimization/79390
1832 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1833 threading case even more.
1835 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1838 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1839 for quad_address_p for TImode, instead of just not indexed_address.
1841 2017-04-12 Richard Biener <rguenther@suse.de>
1842 Bernd Edlinger <bernd.edlinger@hotmail.de>
1845 * alias.c (component_uses_parent_alias_set_from): Handle
1846 TYPE_TYPELESS_STORAGE.
1847 (get_alias_set): Likewise.
1848 * tree-core.h (tree_type_common): Add typeless_storage flag.
1849 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1850 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1851 for types containing members with TYPE_TYPELESS_STORAGE.
1852 (place_field): Likewise.
1853 (layout_type): Likewise for ARRAY_TYPE.
1854 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1855 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1856 TYPE_TYPELESS_STORAGE.
1857 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1859 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1862 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1863 first argument to type.
1865 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1869 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1870 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1871 (rs6000_expand_binop_builtin): Likewise.
1872 (rs6000_expand_ternop_builtin): Likewise; also add missing
1873 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1874 vshasigma built-ins.
1875 * doc/extend.texi: Document that vec_xxpermdi's third argument
1878 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1881 Use shift_const cost parameter when calculating gain of STV shifts.
1883 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1885 PR rtl-optimization/70478
1886 * lra-constraints.c (process_alt_operands): Check memory for
1887 disfavoring memory insn operand.
1889 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1892 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1893 left shift in unsigned HOST_WIDE_INT type.
1895 PR rtl-optimization/80385
1896 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1897 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1900 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1901 if they have any depend clauses.
1903 2017-04-11 Martin Liska <mliska@suse.cz>
1906 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1907 * ipa-split.c (split_function): Create a local comdat symbol
1908 if caller is in a comdat group.
1910 2017-04-11 Martin Liska <mliska@suse.cz>
1913 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1916 2017-04-11 Martin Sebor <msebor@redhat.com>
1919 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1920 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1922 (directive::set_width, directive::set_precision, format_character):
1924 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1927 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1930 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1931 conflict, set target->arch_name instead of target->cpu_name.
1933 2017-04-11 Richard Biener <rguenther@suse.de>
1935 PR tree-optimization/80374
1936 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1937 build_zero_cst, remove fold_convertible_p check again.
1939 2017-04-11 Martin Liska <mliska@suse.cz>
1942 * ubsan.c (instrument_object_size): Do not instrument register
1945 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1948 * config/i386/i386-builtin-types.def
1949 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1950 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1951 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1952 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1953 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1954 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1955 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1956 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1957 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1958 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1959 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1960 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1961 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1962 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1963 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1964 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1965 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1966 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1967 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1968 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1969 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1970 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1971 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1972 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1973 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1974 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1975 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1976 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1977 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1978 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1979 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1980 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1981 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1982 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1983 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1984 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1985 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1986 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1987 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1988 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1989 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1990 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1991 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1992 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1993 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1994 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1996 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1997 flag to second_arg_count, handle 4 argument function type _COUNT
1998 aliases, handle second_arg_count on second argument rather than last.
2000 2017-04-10 Jeff Law <law@redhat.com>
2002 PR tree-optimization/80374
2003 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2004 record anything if we can not convert integer_zero_node to the
2007 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2010 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2011 Enhance special handling given to the TARGET_P9_MINMAX option in
2012 relation to certain other options.
2014 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2016 PR tree-optimization/80153
2017 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2018 remove POINTER_PLUS_EXPR's base part directly, rather than through
2021 2017-04-10 Richard Biener <rguenther@suse.de>
2022 Bin Cheng <bin.cheng@arm.com>
2024 PR tree-optimization/80153
2025 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2026 the first element of pointer type aff_tree. Build result expr in
2028 (add_elt_to_tree): Convert to type unconditionally. Remove other
2030 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2031 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2033 2017-04-10 Richard Biener <rguenther@suse.de>
2035 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2038 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2040 PR rtl-optimization/70478
2041 * lra-constraints.c (curr_small_class_check): New.
2042 (update_and_check_small_class_inputs): New.
2043 (process_alt_operands): Update curr_small_class_check. Disfavor
2044 alternative insn memory operands. Check available regs for small
2047 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2050 * config/mips/mips.opt (-mvirt): Update description.
2051 * doc/invoke.texi (-mvirt): Likewise.
2053 2017-04-10 Richard Biener <rguenther@suse.de>
2056 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2057 looking for NEGATE_EXPR in -A / -B to A / B folding.
2059 2017-04-10 Martin Liska <mliska@suse.cz>
2061 PR gcov-profile/80224
2062 * gcov.c (print_usage): Fix usage string.
2063 (get_gcov_intermediate_filename): Remove.
2064 (output_gcov_file): Use both for normal and intermediate format.
2065 (generate_results): Do not initialize special file for
2066 intermediate format.
2068 2017-04-10 Richard Biener <rguenther@suse.de>
2070 PR tree-optimization/80304
2071 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2074 2017-04-10 Nathan Sidwell <nathan@acm.org>
2077 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2078 (rs6000_init_builtins): Use it.
2080 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2082 * config/arm/arm.md (<mrc>): Add mode to SET source.
2085 2017-04-10 Richard Biener <rguenther@suse.de>
2088 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2090 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2093 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2094 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2095 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2096 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2097 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2098 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2099 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2100 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2101 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2102 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2103 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2104 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2105 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2106 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2107 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2108 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2109 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2110 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2111 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2112 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2113 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2114 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2115 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2117 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2119 PR rtl-optimization/70478
2120 * lra-constraints.c: Reverse the last patch.
2122 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2124 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2125 Add comment for WCHAR_T.
2127 2017-04-08 Martin Liska <mliska@suse.cz>
2130 2017-04-07 Martin Liska <mliska@suse.cz>
2133 * ipa-split.c (split_function): Add function part to a same comdat
2136 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2139 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2141 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2143 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2144 (vec_pairing): ...to this.
2145 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2146 (rs6000_sched_init): Adjust for name change.
2147 (struct rs6000_sched_context): Likewise.
2148 (rs6000_init_sched_context): Likewise.
2149 (rs6000_set_sched_context): Likewise.
2151 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2157 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2159 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2160 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2161 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2163 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2165 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2167 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2169 PR rtl-optimization/70703
2170 * ira-color.c (update_conflict_hard_regno_costs): Use
2171 int64_t instead of HOST_WIDE_INT.
2173 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2175 PR rtl-optimization/70478
2176 * lra-constraints.c (process_alt_operands): Disfavor alternative
2177 insn memory operands.
2179 2017-04-07 Jeff Law <law@redhat.com>
2181 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2182 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2184 2017-04-07 Martin Liska <mliska@suse.cz>
2187 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2188 Show error message instead of an ICE.
2190 2017-04-07 Martin Liska <mliska@suse.cz>
2193 * ipa-split.c (split_function): Add function part to a same comdat
2196 2017-04-07 Richard Biener <rguenther@suse.de>
2199 * tree.c (get_unwidened): Also handle ! for_type case for
2201 * convert.c (do_narrow): Split out from ...
2202 (convert_to_integer_1): ... here. Do not pass final truncation
2203 type to get_unwidened for TRUNC_DIV_EXPR.
2205 2017-04-07 Richard Biener <rguenther@suse.de>
2207 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2209 (aff_combination_const): Adjust.
2210 (aff_combination_scale): Likewise.
2211 (aff_combination_add_elt): Likewise.
2212 (aff_combination_add_cst): Likewise.
2213 (aff_combination_convert): Likewise.
2214 (add_elt_to_tree): Likewise. Remove unused argument.
2215 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2217 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2219 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2221 * config/arm/arm.c (arm_default_short_enums): Use
2222 ARM_DEFAULT_SHORT_ENUMS.
2223 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2225 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2228 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2229 members with redundant out-of-class redeclaration.
2231 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2235 * config/i386/i386.md (*zero_extendsidi2):
2236 Add (?*x,*x) and (?*v,*v) alternatives.
2238 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.c (ix86_expand_builtin)
2242 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2243 mode from insn data. Convert operands to insn operand mode.
2244 Copy operands that don't satisfy insn predicate to a register.
2246 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2248 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2251 2017-04-06 Richard Biener <rguenther@suse.de>
2253 PR tree-optimization/80334
2254 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2255 preserve alignment of accesses.
2257 2017-04-06 Richard Biener <rguenther@suse.de>
2259 PR tree-optimization/80262
2260 * tree-sra.c (build_ref_for_offset): Preserve address-space
2262 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2263 Drop useless address-space information on MEM_REF offsets.
2265 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2267 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2269 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2271 PR rtl-optimization/70703
2272 * ira-color.c (update_conflict_hard_regno_costs): Use
2273 HOST_WIDE_INT instead of long.
2275 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2279 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2281 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2282 for x86_64 target. Handle -m3dnowa option.
2284 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2286 PR rtl-optimization/70703
2287 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2288 (update_conflict_hard_regno_costs): Use long instead of unsigned
2289 arithmetic for cost calculation.
2291 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2292 Bernd Edlinger <bernd.edlinger@hotmail.de>
2295 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2298 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2301 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2302 ptr_mode with Pmode throughout.
2303 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2304 into probe_stack_range and use DImode.
2306 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2309 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2310 call_eh_return is true.
2312 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2314 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2315 Initialize last_match_fntype_index.
2317 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2320 * tree-nvr.c: Include internal-fn.h.
2321 (pass_return_slot::execute): Ignore internal calls without
2324 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2325 Richard Biener <rguenther@suse.de>
2328 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2329 captures used multiple times, except for the last use.
2330 * generic-match-head.c: Include gimplify.h.
2332 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2334 PR tree-optimization/79390
2335 * target.h (struct noce_if_info): Declare.
2336 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2337 * target.def (noce_conversion_profitable_p): New target hook.
2338 * ifcvt.h (struct noce_if_info): New type, moved from ...
2339 * ifcvt.c (struct noce_if_info): ... here.
2340 (noce_conversion_profitable_p): Renamed to ...
2341 (default_noce_conversion_profitable_p): ... this. No longer
2343 (noce_try_store_flag_constants, noce_try_addcc,
2344 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2345 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2346 instead of noce_conversion_profitable_p.
2347 * config/i386/i386.c: Include ifcvt.h.
2348 (ix86_option_override_internal): Don't override
2349 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2350 (ix86_noce_conversion_profitable_p): New function.
2351 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2352 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2353 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2354 * doc/tm.texi: Regenerated.
2356 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2358 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2361 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2364 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2365 instructions for small multiply cores.
2367 2017-04-04 Jeff Law <law@redhat.com>
2369 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2371 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2372 that are not set by the loop over the elements.
2374 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2377 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2378 int mode, convert_modes it to mode as unsigned, otherwise use
2379 lowpart_subreg to mode rather than SImode.
2380 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2381 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2382 Use DImode instead of SImode for the shift count operand.
2383 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2386 2017-04-04 Richard Biener <rguenther@suse.de>
2389 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2390 arithmetic done for the negate or the plus. Simplify.
2391 (A - (-B) -> A + B): Likewise.
2392 * fold-const.c (split_tree): Make sure to not negate pointers.
2394 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2396 PR rtl-optimization/60818
2397 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2398 a compare of comparisons with the thing compared if this results
2399 in a different machine mode.
2401 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2403 * alias.c (base_alias_check): Fix typo in comment.
2404 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2405 * cgraphunit.c (symbol_table::compile): Likewise.
2406 * collect2.c (maybe_run_lto_and_relink): Likewise.
2407 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2408 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2409 * config/avr/avr.c (avr_map_op_t): Likewise.
2410 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2411 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2412 * config/epiphany/epiphany.md (movcc): Likewise.
2413 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2414 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2416 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2417 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2418 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2419 * config/sh/sh.c (sh_rtx_costs): Likewise.
2420 * fold-const.c (fold_truth_andor): Likewise.
2421 * genautomata.c (collapse_flag): Likewise.
2422 * gengtype.h (struct type::u::s): Likewise.
2423 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2424 * input.c (FORMAT_AMOUNT): Likewise.
2425 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2426 (known_aggs_to_agg_replacement_list): Likewise.
2427 * ipa-inline-analysis.c: Likewise.
2428 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2429 * ipa-polymorphic-call.c
2430 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2431 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2432 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2434 * modulo-sched.c (apply_reg_moves): Likewise.
2435 * omp-expand.c (build_omp_regions_1): Likewise.
2436 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2437 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2438 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2439 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2440 * value-prof.c: Likewise.
2441 * var-tracking.c (val_reset): Likewise.
2443 2017-04-03 Richard Biener <rguenther@suse.de>
2445 PR tree-optimization/80275
2446 * fold-const.c (split_address_to_core_and_offset): Handle
2449 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2451 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2452 descriptors is at least equal to that of functions.
2454 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2456 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2458 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2461 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2462 (mov<IMOD4:mode>): New expander.
2463 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2465 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2467 PR rtl-optimization/79405
2468 * fwprop.c (propagations_left): New variable.
2469 (forward_propagate_into): Decrement it.
2470 (fwprop_init): Initialize it.
2471 (fw_prop): If the variable has reached zero, stop propagating.
2472 (fwprop_addr): Ditto.
2474 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2477 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2478 a FUNCTION_DECL, pass it as decl instead of origin to
2481 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2483 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2486 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2489 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2490 TARGET_VSX_SMALL_INTEGER.
2492 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2494 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2495 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2497 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2499 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2500 extraction from odd-numbered MSA register.
2502 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2505 * expmed.c (store_bit_field_1): Don't attempt to create
2506 a word subreg out of hard registers wider than word if they
2507 have HARD_REGNO_NREGS of 1 for their mode.
2510 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2511 conversions to integer types wider than word and pointer.
2514 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2515 (rtx_equal_for_cselib_p): Pass 0 to it.
2516 * cselib.c (cselib_hasher::equal): Likewise.
2517 (rtx_equal_for_cselib_1): Add depth argument. If depth
2518 is 128, don't look up VALUE locs and punt. Increment
2519 depth in recursive calls when walking VALUE locs.
2521 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2523 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2524 (make_gcov_file_name): Use the canonical path name for generating
2526 (read_line): Fix handling of files with ascii null bytes.
2528 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2530 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2531 to initialise a vector register instead
2532 of using a const_int.
2534 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2536 PR translation/80189
2537 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2538 diagnostic messages.
2540 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2543 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2544 (dfp_diex_<mode>): Update mode of operand 1.
2545 * doc/extend.texi (dxex, dxexq): Document change to return type.
2546 (diex, diexq): Document change to argument type.
2548 2017-03-30 Martin Jambor <mjambor@suse.cz>
2551 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2552 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2553 it reflects the signature changes performed at the callee side.
2554 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2555 to cgraph_build_function_type_skip_args.
2556 (build_function_decl_skip_args): Adjust call to the above function.
2558 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2561 * config/i386/sse.md
2562 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2563 register as dest whenever it is a MEM not rtx_equal_p to the
2564 corresponding dup operand, and when forcing into reg move the
2565 reg into the memory afterwards.
2566 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2567 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2568 for the force_reg mode.
2569 (avx512vl_vextractf128<mode>): Use register as dest either
2570 always when a MEM, or when it is a MEM not rtx_equal_p to the
2571 corresponding dup operand, or even not when it is a CONST_VECTOR
2572 depending on the mode and lo vs. hi.
2573 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2575 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2576 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2577 Likewise. Require that operands[2] is even.
2578 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2579 Remove extraneous parens. Require that operands[2] is a multiple
2581 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2582 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2583 disallow memory then.
2585 2017-03-30 Richard Biener <rguenther@suse.de>
2587 PR tree-optimization/77498
2588 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2589 to non-constants over backedges.
2591 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2593 PR rtl-optimization/80233
2594 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2595 as last_combined_insn. Do not test for BARRIER_P separately.
2597 2017-03-29 Andreas Schwab <schwab@suse.de>
2600 * calls.c (prepare_call_address): Convert funexp to Pmode before
2601 copying to temp reg.
2603 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2605 PR tree-optimization/80158
2606 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2607 Handle possible future case of more than one alternate
2609 (replace_rhs_if_not_dup): Likewise.
2610 (replace_one_candidate): Likewise.
2612 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2614 PR rtl-optimization/80193
2615 * ira.c (ira): Do not check allocation for LRA.
2617 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2619 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2620 (nvptx_output_simt_exit): Declare.
2621 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2622 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2623 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2624 (nvptx_declare_function_name): ...here. Emit declaration of local
2625 memory space buffer for omp_simt_enter insn.
2626 (nvptx_output_unisimt_switch): New.
2627 (nvptx_output_softstack_switch): New.
2628 (nvptx_output_simt_enter): New.
2629 (nvptx_output_simt_exit): New.
2630 * config/nvptx/nvptx.h (struct machine_function): New fields
2631 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2632 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2633 (UNSPECV_SIMT_EXIT): Ditto.
2634 (omp_simt_enter_insn): New insn.
2635 (omp_simt_enter): New expansion.
2636 (omp_simt_exit): New insn.
2637 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2639 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2640 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2641 (expand_GOMP_SIMT_EXIT): New.
2642 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2643 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2644 (GOMP_SIMT_EXIT): Ditto.
2645 * target-insns.def (omp_simt_enter): New insn.
2646 (omp_simt_exit): Ditto.
2647 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2649 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2650 (lower_rec_input_clauses): Likewise.
2651 (lower_lastprivate_clauses): Handle SIMT privatization.
2653 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2654 (ompdevlow_adjust_simt_enter): New.
2655 (find_simtpriv_var_op): New.
2656 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2657 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2659 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2660 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2661 (copy_decl_for_dup_finish): Ditto.
2663 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2665 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2668 * config/i386/i386.c (ix86_option_override_internal): Always
2669 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2671 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2673 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2675 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2677 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2678 mark new edge's irreducible flag accordign to it.
2679 (vect_do_peeling): Check loop preheader edge's irreducible flag
2680 and pass it to function slpeel_add_loop_guard.
2682 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2684 PR tree-optimization/80218
2685 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2686 Update block frequencies and counts.
2688 2017-03-28 Richard Biener <rguenther@suse.de>
2690 PR tree-optimization/78644
2691 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2692 of a simplification result we may not use it at all.
2694 2017-03-28 Richard Biener <rguenther@suse.de>
2697 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2698 without arguments, generate default definition of a SSA name.
2700 2017-03-28 Richard Biener <rguenther@suse.de>
2703 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2704 TYPE_REF_CAN_ALIAS_ALL references.
2705 * fold-const.c (fold_indirect_ref_1): Likewise.
2707 2017-03-28 Martin Liska <mliska@suse.cz>
2710 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2711 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2713 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2714 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2716 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2717 (EXTRA_SPECS): Define.
2718 (SUBTARGET_EXTRA_SPECS): Likewise.
2719 (SUBTARGET_CPP_SPEC): Likewise.
2720 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2721 SUBTARGET_EXTRA_SPECS.
2722 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2724 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2726 * config/arc/simdext.md (vst64_insn): Update pattern.
2727 (vld32wh_insn): Likewise.
2728 (vld32wl_insn): Likewise.
2729 (vld64_insn): Likewise.
2730 (vld32_insn): Likewise.
2732 2017-03-28 Marek Polacek <polacek@redhat.com>
2735 * fold-const.c (fold_comparison): Use protected_set_expr_location
2736 instead of SET_EXPR_LOCATION.
2738 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2740 * tree.c (add_expr): Avoid name lookup warning.
2742 2017-03-27 Jeff Law <law@redhat.com>
2744 PR tree-optimization/80216
2745 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2746 function name. Limit recursion depth.
2747 (record_temporary_equivalences): Corresponding changes.
2749 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2751 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2754 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2757 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2759 * cfgcleanup.c (reg_note_cfa_p): New array.
2760 (insns_have_identical_cfa_notes): New function.
2761 (old_insns_match_p): Don't cross-jump in between /f
2762 and non-/f instructions. If both i1 and i2 are frame related,
2763 verify all CFA notes, their order and content.
2765 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2768 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2769 HImode and SImode with zero extend to DImode to one insn.
2770 (bswap<mode>2_extenddi): Likewise.
2771 (bswapsi2_extenddi): Likewise.
2772 (bswaphi2_extendsi): Likewise.
2773 (bswaphi2): Combine bswap HImode and SImode into one insn.
2774 Separate memory insns from swapping register.
2775 (bswapsi2): Likewise.
2776 (bswap<mode>2): Likewise.
2777 (bswaphi2_internal): Delete, no longer used.
2778 (bswapsi2_internal): Likewise.
2779 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2780 store, and gpr<-gpr swap insns.
2781 (bswap<mode>2_store): Likewise.
2782 (bswaphi2_reg): Register only splitter, combine with the splitter.
2783 (bswaphi2 splitter): Likewise.
2784 (bswapsi2_reg): Likewise.
2785 (bswapsi2 splitter): Likewise.
2786 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2787 the insns into load, store, and register/register insns.
2788 (bswapdi2_ldbrx): Likewise.
2789 (bswapdi2_load): Likewise.
2790 (bswapdi2_store): Likewise.
2791 (bswapdi2_reg): Likewise.
2793 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2795 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2796 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2798 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2801 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2803 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2804 special handling for target option conflicts between dform
2805 options (-mpower9-dform, -mpower9-dform-vector,
2806 -mpower9-dform-scalar) and -mno-direct-move.
2808 2017-03-27 Richard Biener <rguenther@suse.de>
2810 PR tree-optimization/80181
2811 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2813 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2815 * config/arc/predicates.md (move_double_src_operand): Replace the
2816 call to move_double_src_operand with a call to address_operand.
2818 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2820 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2821 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2822 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2824 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2826 * config/arc/predicates.md (long_immediate_loadstore_operand):
2827 Consider scaled addresses cases.
2829 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2831 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2832 restored when in interrupt.
2833 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2834 doesn't have delay slot.
2836 2017-03-27 Richard Biener <rguenther@suse.de>
2839 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2840 inlined thunk clones.
2842 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2845 * asan.c (instrument_derefs): Copy over last operand from
2846 original COMPONENT_REF to the new COMPONENT_REF with
2847 DECL_BIT_FIELD_REPRESENTATIVE.
2848 * ubsan.c (instrument_object_size): Likewise.
2850 2017-03-27 Richard Biener <rguenther@suse.de>
2852 PR tree-optimization/80170
2853 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2854 sure DR/SCEV didnt fold in constants we do not see when looking
2855 at the reference base alignment.
2857 2017-03-27 Richard Biener <rguenther@suse.de>
2860 * gimple-fold.c (fold_ctor_reference): Properly guard against
2861 NULL return value from canonicalize_constructor_val.
2863 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2866 * config/i386/i386.c (ix86_expand_builtin)
2867 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2868 flags reg setting and flags reg using instructions.
2869 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2870 clobbering instructions to zero extend op2.
2872 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2874 * doc/install.texi (Configuration) <--with-aix-soname>:
2875 Update link to AIX ld.
2877 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2879 PR rtl-optimization/80160
2880 PR rtl-optimization/80159
2881 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2882 reg_alternate_class into account.
2884 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2887 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2888 to consider in curr_insn_transform.
2890 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2892 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2893 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2894 and emit_mode_inner.
2896 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2898 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2899 argument to the overloaded builtin variants. Use the new flag to
2900 deprecate certain builtin variants.
2901 * config/s390/s390-builtin-types.def: Add new builtin types.
2902 * config/s390/s390-builtins.h: Support new flags field for
2903 overloaded builtins.
2904 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2905 (s390_macro_to_expand): Enable vector float data type.
2906 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2907 builtins by incrementing the __VEC__ version number.
2908 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2910 (s390_resolve_overloaded_builtin): Emit error messages depending
2911 on the builtin flags.
2912 * config/s390/s390.c (s390_expand_builtin): Support additional
2913 flags argument. Change error message to match the messages
2914 emitted in s390-c.c.
2915 * config/s390/s390.md: New UNSPEC_* constants.
2916 (op_type): Add new instruction types.
2917 * config/s390/vecintrin.h: Add new builtins and test data class
2919 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2920 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2921 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2922 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2923 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2924 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2926 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2927 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2928 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2929 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2931 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2932 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2933 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2934 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2936 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2937 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2938 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2939 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2940 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2941 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2942 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2944 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2945 ("vec_scatter_element<V_HW_4:mode>_DI")
2946 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2947 ("vec_fpint<mode>", "vflls")
2948 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2949 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2950 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2951 ("*vec_cmphe<mode>_cc"): ... these.
2953 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2954 mode constant instead of magic value.
2956 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2958 * config/s390/s390.c (s390_expand_vec_compare): Support other
2959 vector floating point modes than just V2DF.
2960 (s390_expand_vcond): Likewise.
2961 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2962 (s390_cannot_change_mode_class): Prevent mode changes between TF
2963 and V1TF in vector registers.
2964 * config/s390/s390.md (DF, SF): New mode attributes.
2965 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2966 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2967 SFmode support for VRs.
2968 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2970 (VFT, VF_HW): New mode iterators.
2971 (vw, sdx): New mode attributes.
2972 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2973 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2974 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2975 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2976 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2977 also the new vector floating point modes. Renaming to ...
2979 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2980 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2981 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2982 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2983 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2984 ("vec_unordered<mode>"): ... these.
2986 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2987 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2988 ("*vec_extendv2df"): New insn definitions.
2990 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2992 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2993 ("mulditi3_2", "*muldi3_sign"): New patterns.
2994 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2995 rename the pattern definition.
2997 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2999 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3001 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3003 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3005 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3006 instruction if possible.
3007 * config/s390/vector.md (vec_halfnumelts): New mode
3009 ("*vec_vllezlf<mode>"): New pattern.
3011 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3013 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3014 ("popcountv4si2", "popcountv2di2"): Rename to ...
3015 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3016 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3018 ("popcount<mode>2_vxe"): New pattern.
3020 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3022 * common/config/s390/s390-common.c (processor_flags_table): Add
3024 * config.gcc: Add arch12.
3025 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3026 Default to arch12 for unknown CPU model numbers.
3027 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3028 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3029 PROCESSOR_max sanity check.
3030 * config/s390/s390-opts.h (enum processor_type): Add
3032 * config/s390/s390.c (processor_table): Add arch12.
3033 (s390_expand_builtin): Add check for B_VXE flag.
3034 (s390_issue_rate): Add PROCESSOR_ARCH12.
3035 (s390_get_sched_attrmask): Likewise.
3036 (s390_get_unit_mask): Likewise.
3037 (s390_sched_score): Enable z13 scheduling for arch12.
3038 (s390_sched_reorder): Likewise.
3039 (s390_sched_variable_issue): Likewise.
3040 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3042 (s390_tune_attr): Use z13 scheduling also for arch12.
3043 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3044 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3045 (TARGET_VXE_P): New macros.
3046 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3047 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3048 * config/s390/s390.opt: Add arch12 as processor_type.
3050 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3052 * config/s390/s390.md
3053 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3054 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3055 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3057 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3058 Rename expanders to ...
3060 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3061 ("fixuns_truncdddi2_emu"): ... these.
3063 ("fixuns_trunc<mode>si2_emu"): New expander.
3065 ("*fixuns_truncdfdi2_z13"): Rename to ...
3066 ("*fixuns_truncdfdi2_vx"): ... this.
3068 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3070 * config/s390/2964.md: Remove the single element vector compare
3071 instructions which are no longer used.
3072 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3074 (s390_canonicalize_comparison): Remove handling of DFmode
3076 (s390_expand_vec_compare_scalar): Remove function.
3077 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3078 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3080 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3082 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3084 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3086 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3087 will anyway by matched by mov<mode>_64dfp.
3089 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3091 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3092 vlef/vstef. Add missing operand to vleif.
3094 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3096 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3097 pair for all vector types with 64 bit elements.
3098 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3099 * config/s390/vector.md (V_HW_64): ... here.
3100 (V_128_NOSINGLE): New mode iterator.
3101 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3102 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3103 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3104 ("*vec_load_pairv2di"): Change to ...
3105 ("*vec_load_pair<mode>"): ... this one.
3107 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3109 * config/s390/constraints.md: Add comments.
3110 (jKK): Reject element sizes > 8 bytes.
3111 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3113 * config/s390/s390.md: Add the s_operand checks formerly in
3114 s390_split_ok_p to various splitters where they are still
3116 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3117 for 128 bit vectors. Plus two splitters.
3119 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3121 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3124 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3127 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3128 error if the boundary argument is not constant.
3130 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3132 PR rtl-optimization/80112
3133 * loop-doloop.c (doloop_condition_get): Don't check condition
3134 if cmp isn't SET with IF_THEN_ELSE src.
3136 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3138 PR tree-optimization/80158
3139 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3140 replacing a candidate statement, also replace it for the
3141 candidate's alternate interpretation.
3142 (replace_rhs_if_not_dup): Likewise.
3143 (replace_one_candidate): Likewise.
3145 2017-03-24 Richard Biener <rguenther@suse.de>
3147 PR tree-optimization/80167
3148 * graphite-isl-ast-to-gimple.c
3149 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3151 (translate_isl_ast_to_gimple::get_rename): Likewise.
3153 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3155 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3156 handling of certain combinations of target options, including the
3157 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3158 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3160 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3163 * config/arm/arm.md (*load_multiple): Add reload_completed to
3166 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3167 Richard Biener <rguenth@suse.de>
3169 PR tree-optimization/79908
3170 PR tree-optimization/80136
3171 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3172 been cast away, gimplify_and_add suffices.
3174 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3176 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3178 2017-03-23 Richard Biener <rguenther@suse.de>
3180 PR tree-optimization/80032
3181 * gimplify.c (gimple_push_cleanup): Forced unconditional
3182 cleanups still have to go to the conditional_cleanups
3185 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3187 PR tree-optimization/80072
3188 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3190 (next_operand_entry_id): Change type to unsigned int.
3191 (sort_by_operand_rank): Make sure to return the right return value
3192 even if unsigned fields are bigger than INT_MAX.
3193 (struct oecount): Change cnt and id type to unsigned int.
3194 (oecount_hasher::equal): Formatting fix.
3195 (oecount_cmp): Make sure to return the right return value
3196 even if unsigned fields are bigger than INT_MAX.
3197 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3200 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3201 TREE_READONLY on result if writing it more than once.
3204 * doc/invoke.texi (-fsanitize=thread): Document that with
3205 -fnon-call-exceptions atomics are not able to throw
3209 * tsan.c: Include tree-eh.h.
3210 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3211 maybe_clean_or_replace_eh_stmt where needed.
3212 (instrument_memory_accesses): Add cfg_changed argument.
3213 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3214 if it returned true.
3215 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3217 PR rtl-optimization/63191
3218 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3219 wrapper function, moved the whole old content into ...
3220 (ix86_delegitimize_address_1): ... this. New inline function.
3221 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3222 true as last argument instead of ix86_delegitimize_address.
3224 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3226 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3227 cortexa57_branch_cost.
3229 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3231 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3233 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3236 * doc/md.texi (Constraints): Document wA constraint.
3237 * config/rs6000/constraints.md (wA): New.
3238 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3239 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3240 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3241 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3243 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3246 * gimplify.c (is_oacc_declared): New function.
3247 (oacc_default_clause): Use it to set default flags for acc declared
3248 variables inside parallel regions.
3249 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3251 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3252 declare attribute to any decl as necessary.
3254 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3257 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3258 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3259 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3260 (arm_arch_lpae): This.
3261 * config/arm/arm.c (arm_arch7ve): Rename into ...
3262 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3263 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3266 2017-03-22 Martin Liska <mliska@suse.cz>
3269 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3270 error message instead of an ICE.
3272 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3274 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3276 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3278 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3280 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3283 2017-03-21 Martin Sebor <msebor@redhat.com>
3285 * doc/extend.texi: Use "cannot" instead of "can't."
3286 * doc/hostconfig.texi: Same.
3287 * doc/install.texi: Same.
3288 * doc/invoke.texi: Same.
3289 * doc/loop.texi: Same.
3290 * doc/md.texi: Same.
3291 * doc/objc.texi: Same.
3292 * doc/rtl.texi: Same.
3293 * doc/tm.texi: Same.
3294 * doc/tm.texi.in: Same.
3295 * doc/trouble.texi: Same.
3297 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3300 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3301 (collect_checksum_attributes): Set it.
3302 (die_checksum_ordered): Use it.
3304 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3306 PR tree-optimization/79908
3307 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3308 change: For a VA_ARG whose LHS has been cast away, use
3309 force_gimple_operand to construct the side effects.
3311 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3313 PR translation/80001
3314 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3315 more amenable to translation.
3316 (oacc_loop_auto_partitions): Likewise.
3318 2017-03-21 Marek Polacek <polacek@redhat.com>
3319 Martin Sebor <msebor@redhat.com>
3321 PR tree-optimization/80109
3322 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3325 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3326 Segher Boessenkool <segher@kernel.crashing.org>
3329 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3330 check reg_used_between_p between insn and one of succ or succ2
3331 depending on if succ is artificial insn not inserted into insn
3334 2017-03-21 Martin Liska <mliska@suse.cz>
3336 PR gcov-profile/80081
3337 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3338 * doc/gcc.texi: Include gcov-dump stuff.
3339 * doc/gcov-dump.texi: New file.
3341 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3343 PR rtl-optimization/79150
3344 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3345 conditional jump, if the jump is the last insn of the loop.
3347 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3348 Richard Biener <rguenth@suse.de>
3350 PR tree-optimization/79908
3351 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3352 been cast away, use force_gimple_operand to construct the side
3355 2017-03-21 Martin Liska <mliska@suse.cz>
3358 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3361 2017-03-21 Brad Spengler <spender@grsecurity.net>
3364 * plugin.c (htab_hash_plugin): New function.
3365 (add_new_plugin): Use it and adjust.
3366 (parse_plugin_arg_opt): Adjust.
3367 (init_one_plugin): Likewise.
3369 2017-03-21 Richard Biener <rguenther@suse.de>
3371 PR tree-optimization/80032
3372 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3373 if set force the cleanup to happen unconditionally.
3374 (gimplify_target_expr): Push inserted clobbers with force_uncond
3375 to avoid them being removed by control-dependent DCE.
3377 2017-03-21 Richard Biener <rguenther@suse.de>
3379 PR tree-optimization/80122
3380 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3381 va_arg_pack_len when the inlined call stmt requires pack
3383 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3385 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3388 * tsan.c (instrument_builtin_call): If the memory model argument
3389 is not a constant, assume it is valid.
3392 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3395 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3397 PR rtl-optimization/79910
3398 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3399 if its dest is used by an insn before I2 (other than the combined
3400 insns themselves, which are properly handled already).
3402 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3405 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3407 * combine.c (record_used_regs): New static function.
3408 (try_combine): Handle situations where there is an additional
3409 instruction between I2 and I3 which needs to have a LOG_LINK
3413 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3415 * combine.c (try_combine): Delete redundant i1 test. Call
3416 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3418 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3421 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3424 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3426 PR tree-optimization/80054
3427 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3428 the optimization if a PHI or any of its arguments is not dominated
3429 by the candidate's basis. Use gphi* rather than gimple* as
3431 (replace_profitable_candidates): Clean up a gimple* variable that
3432 should be a gphi* variable.
3434 2017-03-20 Martin Sebor <msebor@redhat.com>
3437 * doc/extend.texi (attribute constructor): Document present limitation.
3439 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3442 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3443 __POWER9_VECTOR__ #ifdef control, change template definition to
3444 use Power9-specific built-in function.
3445 (vec_any_eq): Likewise.
3446 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3447 to control outcomes from this test.
3448 (vector_ae_<mode>p): For VEC_F modes, likewise.
3450 2017-03-20 Ian Lance Taylor <iant@google.com>
3452 * config/i386/i386.c (ix86_function_regparm): Save an extra
3453 register for -fsplit-stack with DECL_STATIC_CHAIN.
3455 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3458 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3459 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3461 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3463 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3465 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3468 2017-03-20 Marek Polacek <polacek@redhat.com>
3471 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3473 2017-03-20 Richard Biener <rguenther@suse.de>
3475 PR tree-optimization/80113
3476 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3477 allocate extra SSA name for PHI def.
3478 (add_close_phis_to_outer_loops): Likewise.
3479 (add_close_phis_to_merge_points): Likewise.
3480 (copy_loop_close_phi_args): Likewise.
3481 (copy_cond_phi_nodes): Likewise.
3483 2017-03-20 Martin Liska <mliska@suse.cz>
3486 * tree-chkp.c (chkp_build_returned_bound): Do not build
3487 returned bounds for a LHS that's not a BOUNDED_P type.
3489 2017-03-20 Martin Liska <mliska@suse.cz>
3493 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3494 COMPLEX_CST and VECTOR_CST.
3496 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3499 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3500 target operand. A new splitter adds the clobber statement in case
3501 the target operand is dead anyway.
3503 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3505 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3506 to age-old versions of binutils and glibc.
3508 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3510 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3512 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3514 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3516 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3518 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3519 requirement for binutils 2.13.
3521 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3523 * combine.c (try_combine): Delete redundant i1 test. Call
3524 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3526 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3528 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3529 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3531 <riscv64-*-elf>: Re-arrange section
3532 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3533 <riscv32-*-linux>: Likewise.
3534 <riscv64-*-elf>: Likewise
3535 <riscv64-*-linux>: Likewise.
3537 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3540 * aarch64.opt(verbose-cost-dump): Fix typo.
3542 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3545 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3546 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3548 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3550 * reload.c (find_reloads): When reloading a nonoffsettable address,
3551 use RELOAD_OTHER for it and its address reloads.
3553 PR rtl-optimization/79910
3554 * combine.c (record_used_regs): New static function.
3555 (try_combine): Handle situations where there is an additional
3556 instruction between I2 and I3 which needs to have a LOG_LINK
3559 2017-03-17 Jeff Law <law@redhat.com>
3561 PR tree-optimization/71437
3562 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3563 conditional in the hash table first.
3564 (vrp_dom_walker::before_dom_children): Extract condition from
3565 ASSERT_EXPR. Record condition, its inverion and any implied
3568 2017-03-17 Marek Polacek <polacek@redhat.com>
3569 Markus Trippelsdorf <markus@trippelsdorf.de>
3571 PR tree-optimization/80079
3572 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3575 2017-03-17 Richard Biener <rguenther@suse.de>
3578 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3579 Properly verify the LHS before the RHS possibly claims to be
3581 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3584 2017-03-17 Martin Jambor <mjambor@suse.cz>
3586 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3587 (List of -O2 options): Likewise.
3588 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3591 2017-03-17 Tom de Vries <tom@codesourcery.com>
3593 * gcov-dump.c (print_usage): Print bug_report_url.
3595 2017-03-17 Richard Biener <rguenther@suse.de>
3598 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3599 (parser::peek): Likewise.
3601 2017-03-17 Richard Biener <rguenther@suse.de>
3603 PR tree-optimization/80048
3604 * sese.c (free_sese_info): Properly release rename_map and
3605 copied_bb_map elements.
3607 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3609 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3610 Add linked-list forward and backlinks. Insert on
3611 construction, remove on destruction.
3612 (class pass_store_merging): Add m_stores_head field.
3613 (pass_store_merging::terminate_and_process_all_chains):
3614 Iterate over m_stores_head list.
3615 (pass_store_merging::terminate_all_aliasing_chains):
3617 (pass_store_merging::execute): Check for debug stmts first.
3618 Push new chains onto the m_stores_head stack.
3620 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3623 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3624 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3625 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3627 2017-03-16 Jeff Law <law@redhat.com>
3629 PR tree-optimization/71437
3630 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3631 member function. Implementation moved into after_dom_children
3632 member function and into the threader's thread_outgoing_edges
3634 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3635 some code into new thread_outgoing_edges.
3636 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3637 definition. Simplify marker handling (do it here). Assume we always
3638 have the available expression and the const/copies tables.
3639 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3641 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3642 * tree-vrp.c (equiv_stack): No longer file scoped.
3643 (vrp_dom_walker): New class.
3644 (vrp_dom_walker::before_dom_children): New member function.
3645 (vrp_dom_walker::after_dom_children): Likewise.
3646 (identify_jump_threads): Setup domwalker. Use it rather than
3647 walking edges in a random order by hand. Simplify setup/finalization.
3648 (finalize_jump_threads): Remove.
3649 (vrp_finalize): Do not call identify_jump_threads here.
3650 (execute_vrp): Do it here instead and call thread_through_all_blocks
3653 PR tree-optimization/71437
3654 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3656 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3658 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3659 (dom_opt_dom_walker::thread_across_edge): Remove
3660 handle_dominating_asserts argument. All callers changed.
3661 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3662 changes. Remove calls to lhs_of_dominating_assert. Other
3663 uses of handle_dominating_asserts turn into unconditional code
3664 (simplify_control_stmt_condition_1): Likewise.
3665 (simplify_control_stmt_condition): Likewise.
3666 (thread_through_normal_block, thread_across_edge): Likewise.
3667 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3668 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3669 object if it is not an SSA_NAME.
3670 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3671 before calling into the VRP specific simplifiers.
3672 (identify_jump_threads): Remove handle_dominating_asserts
3675 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3678 * tree-diagnostic.c (default_tree_printer): No longer static.
3679 * tree-diagnostic.h (default_tree_printer): New prototype.
3681 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3683 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3684 Change ins into fmov.
3686 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3688 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3689 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3690 Use h_con constraint for operand 1.
3691 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3692 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3694 2017-03-15 Jeff Law <law@redhat.com>
3696 PR tree-optimization/71437
3697 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3698 (record_temporary_equivalences): Use it.
3700 PR tree-optimization/71437
3701 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3702 tree-ssa-scopedtables.
3703 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3704 (record_conditions, record_cond, vuse_eq): Likewise.
3705 (record_edge_info): Adjust to API tweak of record_conditions.
3706 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3707 (record_temporary_equivalences, optimize_stmt): Likewise.
3708 (eliminate_redundant_computations): Likewise.
3709 (record_equivalences_from_stmt): Likewise.
3710 * tree-ssa-scopedtables.c: Include options.h and params.h.
3711 (vuse_eq): New function, moved from tree-ssa-dom.c
3712 (build_and_record_new_cond): Likewise.
3713 (record_conditions): Likewise. Accept vector of conditions rather
3714 than edge_equivalence structure for first argument.
3715 for the first argument.
3716 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3717 from tree-ssa-dom.c.
3718 (avail_exprs_stack::record_cond): Likewise.
3719 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3720 from tree-ssa-dom.c.
3721 (avail_exprs_stack): Add new member functions lookup_avail_expr
3723 (record_conditions): Declare.
3725 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3728 * lra-constraints.c (process_alt_operands): Increase reject for
3729 reloading an input/output operand.
3731 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3734 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3735 insns to convert from signed/unsigned char/short to IEEE 128-bit
3737 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3739 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3742 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3743 subreg of inner mode for values already in registers.
3745 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3747 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3748 iteration reg is used after the loop.
3750 2017-03-14 Martin Sebor <msebor@redhat.com>
3752 PR tree-optimization/79800
3753 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3754 precision in negative-positive range.
3755 (format_floating): Call non-const overload with adjusted precision.
3757 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3760 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3763 2017-03-14 Martin Sebor <msebor@redhat.com>
3766 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3767 * builtins.def (aligned_alloc): Use it.
3770 * Makefile.in (GTFILES): Add calls.c.
3771 * calls.c: Include "gt-calls.h".
3773 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3775 PR rtl-optimization/79728
3776 * regs.h (struct target_regs): New field
3777 x_contains_allocatable_regs_of_mode.
3778 (contains_allocatable_regs_of_mode): New macro.
3779 * reginfo.c (init_reg_sets_1): Initialize it, and change
3780 contains_reg_of_mode so it includes global regs as well.
3781 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3782 rather than contains_regs_of_mode.
3784 2017-03-14 Martin Liska <mliska@suse.cz>
3786 * doc/invoke.texi: Document options that can't be combined with
3787 -fcheck-pointer-bounds.
3789 2017-03-14 Martin Liska <mliska@suse.cz>
3792 * doc/invoke.texi (-Wchkp): Document the option.
3794 2017-03-14 Martin Liska <mliska@suse.cz>
3796 * Makefile.in: Install gcov-dump.
3798 2017-03-14 Martin Liska <mliska@suse.cz>
3800 * multiple_target.c (expand_target_clones): Bail out for
3801 an invalid attribute.
3803 2017-03-14 Richard Biener <rguenther@suse.de>
3805 * alias.c (struct alias_set_entry): Pack properly.
3806 * cfgloop.h (struct loop): Likewise.
3807 * cse.c (struct set): Likewise.
3808 * ipa-utils.c (struct searchc_env): Likewise.
3809 * loop-invariant.c (struct invariant): Likewise.
3810 * lra-remat.c (struct cand): Likewise.
3811 * recog.c (struct change_t): Likewise.
3812 * rtl.h (struct address_info): Likewise.
3813 * symbol-summary.h (function_summary): Likewise.
3814 * tree-loop-distribution.c (struct partition): Likewise.
3815 * tree-object-size.c (struct object_size_info): Likewise.
3816 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3817 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3818 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3819 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3820 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3821 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3822 (struct _stmt_vec_info): Likewise.
3824 2017-03-14 Martin Liska <mliska@suse.cz>
3827 * multiple_target.c (create_dispatcher_calls): Check that
3828 a target can create a function dispatcher.
3830 2017-03-14 Martin Liska <mliska@suse.cz>
3833 * multiple_target.c (expand_target_clones): Drop local.local
3834 flag for default implementation.
3836 2017-03-14 Richard Biener <rguenther@suse.de>
3838 PR tree-optimization/80030
3839 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3841 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3843 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3844 gcc_fallthrough() instead of __attribute__((fallthrough));
3846 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3848 * doc/gcc.texi: Remove "up" link to (DIR).
3849 * doc/gccint.texi: Ditto.
3851 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3853 * doc/install.texi (Specific) <avr>: Remove reference to
3856 2017-03-13 Jeff Law <law@redhat.com>
3858 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3859 attribute rather than comments.
3861 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3862 match_scratch operand is highest.
3864 2017-03-13 Martin Liska <mliska@suse.cz>
3867 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3868 is a CHKP clone, use original declaration.
3870 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3872 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3873 (arc_conditional_register_usage): Use a different allocation order
3874 when optimizing for size.
3875 * common/config/arc/arc-common.c (arc_option_optimization_table):
3876 Section anchors default on when optimizing for size.
3878 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3880 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3882 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3884 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3885 * config/arc/arc.md (cpu_facility): Add cd variant.
3886 (*movqi_insn): Add code density variant.
3887 (*movhi_insn): Likewise.
3888 (*movqi_insn): Likewise.
3889 (*addsi3_mixed): Likewise.
3890 (subsi3_insn): Likewise.
3892 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3894 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3896 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3898 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3899 expressions with MINUS and UNARY ops.
3901 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3904 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3906 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3907 between vec_select and vector argument.
3908 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3909 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3910 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3911 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3912 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3913 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3915 2017-03-13 Richard Biener <rguenther@suse.de>
3918 * params.def (vect-max-peeling-for-alignment): Fix typo.
3920 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3922 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3923 issue that only occurred with binutils below 2.18.
3925 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3927 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3928 refer to binutils 2.11/2.12 minimum.
3930 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3932 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3933 ftp.kernel.org and simplify binutils requirement.
3935 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3937 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3939 (Optimize Options): Ditto. Also remove redundancy.
3941 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3943 PR translation/79848
3944 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3946 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3947 to G_ to avoid double translation.
3949 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3951 PR translation/79923
3952 * auto-profile.c (get_combined_location): Convert leading
3953 character of diagnostics to lower case and remove trailing period.
3954 (read_profile): Likewise for various diagnostics.
3955 * config/arm/arm.c (arm_option_override): Remove trailing period
3956 from various diagnostics.
3957 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3958 (msp430_expand_delay_cycles): Likewise.
3960 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3963 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3964 full command-line argument, rather than just "str".
3965 (aarch64_validate_march): Likewise.
3966 (aarch64_validate_mtune): Likewise.
3968 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3970 PR rtl-optimization/78911
3971 * lra-assigns.c (must_not_spill_p): New function.
3972 (spill_for): Use it.
3974 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3976 PR tree-optimization/79981
3977 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3978 ATOMIC_COMPARE_EXCHANGE ifn result.
3979 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3980 IFN_ATOMIC_COMPARE_EXCHANGE.
3982 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3985 * opts.c (parse_sanitizer_options): Add missing question mark to
3986 "did you mean" message.
3988 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3990 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3992 (VMULEUH_UNS): Likewise.
3993 (VMULOUB_UNS): Likewise.
3994 (VMULOUH_UNS): Likewise.
3995 * config/rs6000/rs6000.c (builtin_function_type): Remove
3996 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3998 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4001 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4002 x with result of extra_parsing_for_operand_code_0.
4003 (function_reader::extra_parsing_for_operand_code_0): Convert
4004 return type from void to rtx, returning x. When reading
4005 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4006 larger size containing struct block_symbol.
4008 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4010 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4011 -mfloat128-hardware without -m64.
4013 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4016 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4017 entries to the case statement that marks unsigned arguments to
4018 overloaded functions.
4020 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4022 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4023 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4025 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4028 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4029 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4031 2017-03-10 Martin Liska <mliska@suse.cz>
4035 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4036 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4039 2017-03-10 Olivier Hainque <hainque@adacore.com>
4041 * tree-switch-conversion (array_value_type): Start by resetting
4042 candidate type to it's main variant.
4044 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4046 PR rtl-optimization/79909
4047 * combine.c (try_combine): Use simplify_replace_rtx on individual
4048 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4049 of the whole CALL_INSN_FUNCTION_USAGE.
4051 PR tree-optimization/79972
4052 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4053 get_range_info on SSA_NAMEs. Formatting fixes.
4055 2017-03-10 Richard Biener <rguenther@suse.de>
4056 Jakub Jelinek <jakub@redhat.com>
4058 PR tree-optimization/77975
4059 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4060 edge to be constant.
4061 (get_val_for): For constant x return it. Formatting fix.
4062 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4063 would use the same bases as the current one.
4065 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4067 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4068 instead of vec_select for V1TImode.
4069 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4071 (VSX_LE_128): Add V1TI to this mode iterator.
4072 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4073 (*vsx_le_perm_store_<mode>): Likewise.
4074 (pre-reload splitter for VSX stores): Likewise.
4075 (post-reload splitter for VSX stores): Likewise.
4076 (*vsx_xxpermdi2_le_<mode>): Likewise.
4077 (*vsx_lxvd2x2_le_<mode>): Likewise.
4078 (*vsx_stxvd2x2_le_<mode>): Likewise.
4080 2017-03-09 Michael Eager <eager@eagercon.com>
4082 Correct failures with --enable-checking=yes,rtl.
4084 * config/microblaze/microblaze.c (microblaze_expand_shift):
4085 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4086 test for const0_rtx.
4087 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4088 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4090 2017-03-09 Richard Biener <rguenther@suse.de>
4092 PR tree-optimization/79977
4093 * graphite-scop-detection.c (scop_detection::merge_sese):
4094 Handle the case of extra exits to blocks dominating the entry.
4096 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4098 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4101 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4103 PR rtl-optimization/79949
4104 * lra-constraints.c (process_alt_operands): Check memory when
4105 trying to predict a cycle. Print about the overall increase.
4107 2017-03-09 Richard Biener <rguenther@suse.de>
4110 * gimple-expr.c (useless_type_conversion_p): Preserve
4111 TYPE_SATURATING for fixed-point types.
4113 2017-03-09 Richard Biener <rguenther@suse.de>
4116 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4117 alignment of BLKmode params.
4119 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4122 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4123 (VALL_NO_V2Q): Likewise.
4125 * config/aarch64/aarch64-simd.md
4126 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4128 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4129 VALL_NO_V2Q mode iterator.
4130 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4132 2017-03-09 Martin Liska <mliska@suse.cz>
4134 PR tree-optimization/79631
4135 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4136 tree_int_cst_sign_bit just for INTEGER constants.
4138 2017-03-09 Martin Liska <mliska@suse.cz>
4142 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4145 2017-03-09 Marek Polacek <polacek@redhat.com>
4148 * tree.c (inchash::add_expr): Handle TREE_VEC.
4150 2017-03-09 Martin Liska <mliska@suse.cz>
4153 (chkp_narrow_size_and_offset): New function.
4154 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4155 (void chkp_parse_bit_field_ref): New function.
4156 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4157 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4159 2017-03-09 Martin Liska <mliska@suse.cz>
4162 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4163 (chkp_find_bounds_1): Remove gcc_unreachable.
4165 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4168 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4169 BUILT_IN_SYNC*, determine the access type from the size suffix and
4170 always build a MEM_REF with that type. Handle forgotten
4171 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4174 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4175 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4176 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4177 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4178 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4179 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4180 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4181 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4182 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4183 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4184 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4185 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4186 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4187 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4188 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4189 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4190 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4191 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4192 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4193 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4194 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4195 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4196 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4197 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4198 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4199 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4200 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4201 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4202 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4203 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4204 definitions outside of __OPTIMIZE__ guarded section.
4207 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4208 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4209 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4210 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4213 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4215 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4216 ("vfenez<mode>"): Add missing constraints.
4218 2017-03-08 Martin Sebor <msebor@redhat.com>
4221 * config/nds32/nds32.c (nds32_option_override):
4222 Fix misspelled diagnostic.
4224 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4227 * gimplify.c (gimplify_omp_for): Replace index var in outer
4228 taskloop statement with an artificial variable and add
4229 OMP_CLAUSE_PRIVATE clause for it.
4231 2017-03-08 Richard Biener <rguenther@suse.de>
4233 PR tree-optimization/79955
4234 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4235 for accesses that are completely outside of the variable.
4237 2017-03-08 Andrew Haley <aph@redhat.com>
4239 PR tree-optimization/79943
4240 * tree-ssa-loop-split.c (compute_new_first_bound): When
4241 calculating the new upper bound, (END-BEG) should be added, not
4244 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4246 * config/avr/avr.md (setmemhi): Make sure match_dup
4247 operand number comes before match_scratch.
4249 2017-03-08 Richard Biener <rguenther@suse.de>
4251 PR tree-optimization/79920
4252 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4253 with ncopies == 1 to ...
4254 (vect_transform_slp_perm_load): ... here. Properly compute
4255 all element loads by iterating VF times over the group. Do
4256 not handle ncopies (computed in a broken way) in
4257 vect_create_mask_and_perm.
4259 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4262 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4263 is a uniform vector, use uniform_vector_p return value instead of
4264 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4266 2017-03-07 Marek Polacek <polacek@redhat.com>
4269 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4270 (alloca_call_type): Likewise.
4272 2017-03-07 Martin Liska <mliska@suse.cz>
4274 * gcov.c (process_args): Put comment to correct location.
4276 2017-03-07 Martin Liska <mliska@suse.cz>
4279 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4280 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4281 (chkp_narrow_bounds_for_field): Likewise.
4282 (chkp_parse_array_and_component_ref): Pass one more argument to
4285 2017-03-07 Richard Biener <rguenther@suse.de>
4287 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4290 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4292 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4293 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4295 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4298 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4299 to end of description.
4300 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4302 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4304 PR rtl-optimization/79901
4305 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4307 (*avx512f_<code><mode>3<mask_name>): ... this.
4308 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4309 iterator instead of VI8_AVX2_AVX512BW.
4311 PR rtl-optimization/79901
4312 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4313 min/max expander, expand it using expand_vec_cond_expr.
4316 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4319 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4322 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4323 to void * for PCH reasons.
4324 * dwarf2out.c (output_loc_operands, output_die): Cast
4325 v.val_vec.array to unsigned char *.
4327 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4330 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4333 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4335 PR rtl-optimization/79571
4336 * lra-constraints.c (process_alt_operands): Calculate static
4337 reject and subtract it from overall when only addresses will be
4340 2017-03-06 Julia Koval <julia.koval@intel.com>
4343 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4344 incoming stack boundary to 128 for 64-bit targets.
4346 2017-03-06 Richard Biener <rguenther@suse.de>
4348 PR tree-optimization/79894
4349 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4350 to NULL after folding it.
4352 2017-03-06 Richard Biener <rguenther@suse.de>
4354 PR tree-optimization/79824
4355 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4356 check disabling peeling for gaps.
4358 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4360 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4361 attributes): Document gettimeofday.
4363 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4365 * config/s390/s390.c (s390_option_override_internal): Set
4366 PARAM_MIN_VECT_LOOP_BOUND
4368 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4370 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4371 * config/s390/s390.md: Likewise.
4373 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4376 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4377 (<avx2_avx512>_perm<mode>): Rename to ...
4378 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4380 (<avx512>_perm<mode>_mask): Rename to ...
4381 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4383 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4384 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4385 instead of VI8F_256_512.
4386 (avx512f_perm<mode>): New define_expand.
4387 (avx512f_perm<mode>_mask): Likewise.
4388 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4389 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4391 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4393 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4394 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4396 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4398 2017-03-06 Martin Liska <mliska@suse.cz>
4401 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4402 when having a SSA NAME w/o VAR_DECL assigned to it.
4404 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4406 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4407 msa_dpsub_<su>_d): Fix MODE for vec_select.
4409 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4411 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4413 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4415 2017-03-06 Richard Biener <rguenther@suse.de>
4417 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4418 * plugin.c (register_plugin_info): Likewise.
4419 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4421 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4423 * config/i386/sse.md (sse_storehps, sse_storelps,
4424 avx_<castmode><avxsizesuffix>_<castmode>,
4425 avx512f_<castmode><avxsizesuffix>_<castmode>,
4426 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4427 in condition that at least one operand is not a MEM.
4429 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4432 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4433 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4435 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4436 gimple_call_nothrow_p flag based on whether original builtin can throw.
4437 If it can, emit following stmts on the fallthrough edge.
4438 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4439 don't create new bb if inserting just debug stmts on the edge, try to
4440 insert them on the fallthru bb or just reset debug stmts.
4442 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4445 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4446 restore recog_data (including the operand rtxes inside it) around
4447 the call to get_insn_template.
4449 2017-03-03 Martin Sebor <msebor@redhat.com>
4451 PR tree-optimization/79699
4452 * context.c (context::~context): Free MPFR caches to avoid
4453 a memory leak on program exit.
4455 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4457 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4458 Use wide_int::ulow () instead of .elt (0).
4460 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4462 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4463 (*pushxf): Limit oF constraint to 32bit targets and add oC
4464 constraint for 64bit targets.
4465 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4466 (*pushdf): Change rmF constraint to rmC.
4468 2017-03-03 Martin Liska <mliska@suse.cz>
4470 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4471 Remove unused variable.
4473 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4476 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4477 is a memory operand, increase num_memory.
4478 (ix86_expand_args_builtin): Likewise.
4480 2017-03-03 Jan Hubicka <jh@suse.cz>
4483 * ipa-devirt.c (maybe_record_node): Properly handle
4484 __cxa_pure_virtual visibility.
4486 2017-03-03 Martin Liska <mliska@suse.cz>
4488 PR tree-optimization/79803
4489 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4491 (pass_loop_prefetch::execute): Disabled optimization if an
4492 assumption about L1 cache size is not met.
4494 2017-03-03 Martin Liska <mliska@suse.cz>
4496 PR rtl-optimization/79574
4497 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4498 (hash_scan_set): Likewise.
4499 (dump_hash_table): Likewise.
4500 (hoist_code): Likewise.
4502 2017-03-03 Richard Biener <rguenther@suse.de>
4504 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4505 in place of uhigh ().
4506 (fixed_convert_from_real): Likewise.
4508 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4513 2017-03-03 Richard Biener <rguenther@suse.de>
4516 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4517 TYPE_OVERFLOW_UNDEFINED check.
4519 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4521 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4523 (vector_ae_<mode>_p): Likewise.
4524 (vector_nez_<mode>_p): Likewise.
4525 (vector_ne_v2di_p): Likewise.
4526 (vector_ae_v2di_p): Likewise.
4527 (vector_ne_<mode>_p): Likewise.
4528 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4530 (vsx_tsqrt<mode>2_fe): Likewise.
4532 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4535 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4537 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4539 PR rtl-optimization/79780
4540 * cprop.c (one_cprop_pass): When second and further conditional trap
4541 in a single basic block is turned into an unconditional trap, turn it
4542 into a deleted note to avoid RTL verification failures.
4544 2017-03-02 Richard Biener <rguenther@suse.de>
4546 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4548 2017-03-02 Richard Biener <rguenther@suse.de>
4550 PR tree-optimization/79345
4552 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4553 param and abort the walk, returning -1 if it is hit.
4554 (walk_aliased_vdefs): Take a limit param and pass it on.
4555 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4556 defaulting to 0 and return a signed int.
4557 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4558 (check_defs): New helper.
4559 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4560 about uninitialized memory.
4561 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4562 bogus uninitialized warning.
4563 (fixed_convert_from_real): Likewise.
4565 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4567 PR tree-optimization/66768
4568 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4569 iv_use if base object can't be determined.
4571 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4573 PR tree-optimization/79345
4574 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4575 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4576 (get_pattern_stats): Initialize it.
4577 * genemit.c (gen_expand): Verify match_scratch numbers come after
4578 match_operand/match_dup numbers.
4579 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4580 match_scratch numbers.
4581 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4583 * config/s390/s390.md (trunctdsd2): Likewise.
4585 2017-03-02 Richard Biener <rguenther@suse.de>
4587 * wide-int.h (wide_int_storage::operator=): Implement in terms
4590 2017-03-02 Richard Biener <rguenther@suse.de>
4592 PR tree-optimization/79777
4593 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4594 the to insert expression to sth existing.
4596 2017-03-01 Martin Sebor <msebor@redhat.com>
4599 * gimple-ssa-sprintf.c
4600 (directive::known_width_and_precision): New function.
4601 (format_integer): Use it.
4602 (get_mpfr_format_length): Consider the full range of precision
4603 when computing %g output with the # flag. Set the likely byte
4604 count to 3 rather than 1 when precision is indeterminate.
4605 (format_floating): Correct the lower bound of precision.
4607 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4609 * doc/invoke.texi: Document default code model for 64-bit Linux.
4611 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4614 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4615 udiv rather than div since input pattern is unsigned.
4617 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4619 * config/i386/i386.c (print_reg): Warn for values of
4620 unsupported size in integer register.
4622 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4625 * config/rs6000/predicates.md (current_file_function_operand): Do
4626 not allow self calls to be local if the function is replaceable.
4628 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4631 * config/rs6000/altivec.h (vec_ctz and others): Change the
4632 preprocessor macro that controls conditional compilation from
4633 _ARCH_PWR9 to __POWER9_VECTOR__.
4634 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4635 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4636 control (instead of _ARCH_PWR9 control) so that template
4637 definition uses power9-specific function.
4638 (vec_any_eq): Likewise.
4639 (vec_all_ne): Change macro definition to use a power9-specific
4640 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4641 _ARCH_PWR9 control).
4642 (vec_any_eq) Likewise.
4643 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4644 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4645 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4646 support for xvcmpnedp instruction.
4647 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4648 macro expansion so that Power9 implementation of vec_all_ne does
4649 not use the AltiVec predicate framework.
4650 (VCMPNEH_P): Likewise.
4651 (VCMPNEW_P): Likewise.
4652 (VCMPNED_P): Likewise.
4653 (VCMPNEFP_P): Likewise.
4654 (VCMPNEDP_P): Likewise.
4655 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4656 implementation of vec_any_eq to not use AltiVec predicate
4658 (VCMPAEH_P): Likewise.
4659 (VCMPAEW_P): Likewise.
4660 (VCMPAED_P): Likewise.
4661 (VCMPAEFP_P): Likewise.
4662 (VCMPAEDP_P): Likewise.
4663 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4664 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4665 not use the AltiVec predicate framework.
4666 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4667 of vec_any_eq to not use AltiVec predicate framework.
4668 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4669 support for predefined __POWER9_VECTOR__ macro to indicate that
4670 Power9 instruction selection is enabled.
4671 (altivec_overloaded_builtins): Remove extraneous
4672 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4673 function argument types RS6000_BTI_bool_V16QI and
4674 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4675 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4676 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4677 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4678 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4679 Power9 for implementations of vec_cmpne. Change the signature for
4680 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4681 (representing vec_all_ne) to remove the previously described first
4682 argument of type RS6000_BTI_INTSI, as this was an artifact of
4683 reliance on the AltiVec predicate framework, which is no longer
4684 used in the implementation of these functions. Add
4685 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4686 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4687 since, unlike the AltiVec predicate framework implementation, we
4688 do not share function descriptors between vec_alle and vec_anyeq.
4689 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4690 set of modes that receive special treatment even when
4691 TARGET_P9_VECTOR is true. The special treatment emits code that
4692 does not depend on Power9 instructions.
4693 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4694 define_expand to not rely on AltiVec predicate framework.
4695 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4697 (vector_ne_v2di_p): Change this define_expand to not rely on
4698 AltiVec predicate framework.
4699 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4701 (vector_ne_<mode>_p): Change this define_expand to not rely on
4702 AltiVec predicate framework.
4703 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4705 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4706 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4707 define_insn pattern.
4708 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4709 define_insn pattern because the xvcmpne<VSs>. instruction is not
4711 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4712 instruction is not supported.
4714 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4716 * config/nvptx/nvptx.c: Include intl.h.
4718 2017-03-01 Martin Jambor <mjambor@suse.cz>
4721 * ipa-prop.h (ipa_bits): Removed field known.
4722 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4723 to pointers. Adjusted their comments to warn about their sharing.
4724 (ipcp_transformation_summary): Change bits to a vector of pointers.
4725 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4726 (ipa_get_ipa_bits_for_value): Declare.
4727 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4728 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4729 (ipa_bits_hash_table): Likewise.
4730 (ipa_vr_ggc_hash_traits): Likewise.
4731 (ipa_vr_hash_table): Likewise.
4732 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4733 being pointers and vr_known being removed.
4734 (ipa_set_jf_unknown): Likewise.
4735 (ipa_get_ipa_bits_for_value): New function.
4736 (ipa_set_jfunc_bits): Likewise.
4737 (ipa_get_value_range): New overloaded functions.
4738 (ipa_set_jfunc_vr): Likewise.
4739 (ipa_compute_jump_functions_for_edge): Use the above functions to
4740 construct bits and vr parts of jump functions.
4741 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4742 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4744 (ipcp_grow_transformations_if_necessary): Also allocate
4745 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4747 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4748 them. Fix too long lines.
4749 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4750 vr_known being removed.
4751 (ipa_read_jump_function): Use new setter functions to construct bits
4752 and vr parts of jump functions or set them to NULL.
4753 (write_ipcp_transformation_info): Adjust for bits being pointers.
4754 (read_ipcp_transformation_info): Likewise.
4755 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4757 Include gt-ipa-prop.h.
4758 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4760 (ipcp_store_bits_results): Likewise.
4761 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4762 Do not write to existing jump functions but use a temporary instead.
4764 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4767 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4768 attempt to use its first operand as BIT_FIELD_REF base.
4770 2017-03-01 Richard Biener <rguenther@suse.de>
4773 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4774 interpolating formula in wrapping arithmetic.
4775 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4777 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4779 PR tree-optimization/79734
4780 * tree-vect-generic.c (expand_vector_condition): Optimize
4781 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4782 Handle VEC_COND_EXPR where comparison has different inner width from
4785 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4787 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4788 markup, and similar issues. Remove @opindex entries for things
4789 that aren't options. Add missing -mmpy-option entries.
4791 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4793 PR tree-optimization/79737
4794 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4795 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4796 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4797 instead of byte_size. Formatting fix.
4798 (shift_bytes_in_array_right): Formatting fix.
4800 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4803 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4804 condition on optimize for the leaf function test.
4806 2017-02-28 Martin Liska <mliska@suse.cz>
4809 * read-rtl-function.c (function_reader::handle_unknown_directive):
4810 Bail out when one uses -flto.
4812 2017-02-28 Martin Liska <mliska@suse.cz>
4814 * common.opt: Replace space with tabular for options of <number>
4816 * config/i386/i386.opt: Show <number> value for
4817 -mlarge-data-threshold.
4818 * opts.c (print_filtered_help): Do not display number in hexadecimal
4821 2017-02-28 Martin Liska <mliska@suse.cz>
4823 * common.opt: Fix --help=option -Q for options which are of
4826 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/i386.c (print_reg): Error out for values
4829 of 8-bit size in invalid integer register.
4831 2017-02-28 Martin Sebor <msebor@redhat.com>
4833 PR tree-optimization/79691
4834 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4836 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4839 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4840 gcc_unreachable with output_operand_lossage.
4842 2017-02-28 Richard Biener <rguenther@suse.de>
4844 PR tree-optimization/79740
4845 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4847 (visit_nary_op): Insert the nary into the hashtable if we
4848 pattern-matched sth.
4849 * tree-ssa-pre.c (eliminate_insert): Robustify.
4851 2017-02-28 Richard Biener <rguenther@suse.de>
4854 * fold-const.c (decode_field_reference): Reject out-of-bound
4857 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4859 * config/i386/i386.c: Include intl.h.
4860 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4861 instead of just cond ? "..." : "...".
4862 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4863 * coverage.c (read_counts_file): Likewise.
4864 * omp-offload.c: Include intl.h.
4865 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4866 of just cond ? "..." : "...".
4867 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4868 of just cond ? "..." : "...".
4870 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4873 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4875 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4876 'tune for' CPU name.
4877 * config/arm/arm-cpu-data.h: Regenerated.
4879 2017-02-28 Richard Biener <rguenther@suse.de>
4881 PR tree-optimization/79732
4882 * tree-inline.c (expand_call_inline): Do not shadow var.
4884 2017-02-28 Richard Biener <rguenther@suse.de>
4886 PR tree-optimization/79723
4887 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4888 address-space properly.
4890 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4892 * doc/optinfo.texi (Optimization groups): Fix option used for
4894 * doc/invoke.texi (-fopt-info): Document "omp".
4895 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4896 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4897 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4898 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4899 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4901 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4903 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4904 OPTGROUP_OMP with "omp".
4906 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4909 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4910 for arithmetic shift of unsigned V2DI.
4912 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4914 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4915 arc/linux.h headers.
4916 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4917 (LINK_SPEC): Likewise.
4918 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4919 (EXTRA_SPECS): Likewise.
4920 (STARTFILE_SPEC): Likewise.
4921 (ENDFILE_SPEC): Likewise.
4922 (LIB_SPEC): Likewise.
4923 (TARGET_SDATA_DEFAULT): Likewise.
4924 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4925 (MULTILIB_DEFAULTS): Likewise.
4926 (DWARF2_UNWIND_INFO): Likewise.
4927 * config/arc/big.h: New file.
4928 * config/arc/elf.h: Likewise.
4929 * config/arc/linux.h: Likewise.
4930 * config/arc/t-uClibc: Remove.
4932 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4934 PR tree-optimization/77536
4935 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4936 (tree_transform_and_unroll_loop): Use above function to compute the
4937 estimated niter of unrolled loop and use it when scaling profile.
4938 Also use count info rather than frequency if it's non-zero.
4939 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4940 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4941 (vect_transform_loop): Call above function.
4943 2017-02-27 Richard Biener <rguenther@suse.de>
4945 PR tree-optimization/45397
4946 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4947 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4948 (visit_nary_op): Add pattern matching for CSEing sign-changed
4949 or truncated operations with wider ones.
4951 2017-02-27 Richard Biener <rguenther@suse.de>
4953 PR tree-optimization/79690
4954 * tree-vect-stmts.c (vectorizable_store): Use vector type
4955 built from the DR with address-space.
4957 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4959 * doc/invoke.texi (Optimize Options): Refine the description
4960 of asan-use-after-return.
4962 2017-02-25 Alan Modra <amodra@gmail.com>
4964 PR rtl-optimization/79584
4965 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4966 base, not ad->base_term, the reg within base. Remove assertion
4967 that ad->base == ad->base_term. Replace gen_int_mode using
4968 bogus mode with const0_rtx.
4970 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4973 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4974 FMA_EXPR like tcc_binary or tcc_unary.
4976 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4979 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4981 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4982 (output_loc_operands): Handle DW_OP_call_ref and
4983 DW_OP_GNU_variable_value.
4984 (struct variable_value_struct): New type.
4985 (struct variable_value_hasher): Likewise.
4986 (variable_value_hash): New variable.
4987 (string_types): Remove.
4988 (copy_loc_descr): New function.
4989 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4990 (prepend_loc_descr_to_each): New function.
4991 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4992 instead of add_loc_descr_to_each if the first argument is single
4993 location list and the second has multiple.
4994 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4995 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4996 when looking for variable value which doesn't have other location info.
4997 (loc_list_from_tree): Formatting fix.
4998 (gen_array_type_die): Simplify DW_AT_string_length handling.
4999 (adjust_string_types): Remove.
5000 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5001 string_types. Call resolve_variable_values.
5002 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5003 (resolve_addr_in_expr): Likewise. Add A argument.
5004 (copy_deref_exprloc): Remove deref argument. Adjust for the
5005 original expression being DW_OP_GNU_variable_value with optionally
5006 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5007 optionally after it.
5008 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5009 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5010 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5011 (variable_value_hasher::hash, variable_value_hasher::equal): New
5013 (resolve_variable_value_in_expr, resolve_variable_value,
5014 resolve_variable_values, note_variable_value_in_expr,
5015 note_variable_value): New functions.
5016 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5019 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5022 * opts.h (handle_generated_option): Add GENERATED_P argument.
5023 * opts-common.c (handle_option): Adjust function comment.
5024 (handle_generated_option): Add GENERATED_P argument, pass it to
5026 (control_warning_option): Pass false to handle_generated_option
5028 * opts.c (maybe_default_option): Pass true to handle_generated_option
5030 * optc-gen.awk: Likewise.
5032 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5034 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5035 a REG, look at the REG it is a SUBREG of.
5036 (splitter for cmpeqsi_t): Ditto.
5038 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5040 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5041 the special USEs with the pattern of the insn, not the insn itself.
5043 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5046 * doc/invoke.texi: Document -mload-store-pairs.
5048 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5049 Sandra Loosemore <sandra@codesourcery.com>
5051 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5052 argument isn't a CONST_INT.
5053 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5054 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5055 (nios2_validate_compare): Bypass alternate compare logic if *op2
5057 (ldstwm_operation_p): Return false if first_base is not a REG or
5058 if first_offset is not a CONST_INT.
5060 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5062 * config/cris/cris.md: Use correct operand in a define_peephole2.
5064 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5066 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5068 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5070 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5071 this_insn if it is an INSN or JUMP_INSN.
5072 (force_offsettable): Look at base, not at addr.
5073 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5074 on things that aren't necessarily CONST_INTs.
5076 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5078 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5079 -mfpmath=sse is the default also for x86-32 targets with SSE2
5080 instruction set when @option{-ffast-math} is enabled
5082 2017-02-24 Jeff Law <law@redhat.com>
5084 PR rtl-optimizatoin/79286
5085 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5088 2017-02-24 Richard Biener <rguenther@suse.de>
5090 PR tree-optimization/79389
5091 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5094 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5096 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5097 function comment to reflect reality.
5098 (loop_exits_before_overflow): Fix typo in function description.
5100 2017-02-24 Richard Biener <rguenther@suse.de>
5102 PR tree-optimization/79389
5103 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5104 properly that a threading opportunity exists. Detect conditional
5105 copy/constant propagation opportunities.
5107 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5109 * config/visium/visium.md (type): Add trap.
5110 (b): New mode attribute.
5111 (*btst): Rename into...
5112 (*btst<mode>): ...this and adjust.
5113 (*cbranchsi4_btst_insn): Rename into...
5114 (*cbranch<mode>4_btst_insn): ...this and adjust.
5115 (trap): New define_insn.
5117 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5119 PR tree-optimization/79389
5120 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5121 (noce_reversed_cond_code): New function.
5122 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5123 reversed_comparison_code. Formatting fix.
5124 (noce_try_store_flag): Test rev_cond != NULL in addition to
5125 reversed_comparison_code.
5126 (noce_try_store_flag_constants): Likewise.
5127 (noce_try_store_flag_mask): Likewise.
5128 (noce_try_addcc): Use rev_cond if non-NULL instead of
5129 reversed_comparison_code.
5130 (noce_try_cmove_arith): Likewise. Formatting fixes.
5131 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5132 (noce_find_if_block): Initialize rev_cond.
5133 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5134 instead of false as last argument never attempt to reverse it
5137 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5139 PR tree-optimization/79663
5140 * tree-predcom.c (combine_chains): Process refs in reverse order
5141 only for ZERO length chains, and add explaining comment.
5143 2017-02-23 Jeff Law <law@redhat.com>
5145 PR tree-optimization/79578
5146 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5147 in call to operand_equal_p.
5149 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5152 * config/i386/cpuid.h: Fix another undefined behavior.
5154 2017-02-23 Richard Biener <rguenther@suse.de>
5156 PR tree-optimization/79683
5157 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5158 vector types for data-refs.
5160 2017-02-23 Martin Liska <mliska@suse.cz>
5162 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5164 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5167 * internal-fn.c (get_range_pos_neg): Moved to ...
5168 * tree.c (get_range_pos_neg): ... here. No longer static.
5169 * tree.h (get_range_pos_neg): New prototype.
5170 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5171 are known to be in between 0 and signed maximum inclusive, try to
5172 expand both unsigned and signed divmod and use the cheaper one from
5175 2017-02-22 Jeff Law <law@redhat.com>
5177 PR tree-optimization/79578
5178 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5179 to compare base operands.
5181 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5184 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5185 gpc_reg_operand instead of fpr_reg_operand.
5187 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5189 * config/mips/mips.c (mips_return_in_memory): Force FP
5190 vector types to be returned in memory for o32 ABI.
5192 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5194 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5195 instead of DW_TAG_member for static data member declarations and don't
5196 set no_linkage_name for static inline data members.
5197 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5200 2017-02-22 Martin Liska <mliska@suse.cz>
5202 * doc/invoke.texi: Replace inequality signs with square brackets
5205 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5207 PR tree-optimization/68644
5208 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5210 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5213 * lra-constraints.c (simplify_operand_subreg): Handle
5214 WORD_REGISTER_OPERATIONS targets.
5216 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5219 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5220 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5221 elimination by swapping fld*.
5223 2017-02-22 Richard Biener <rguenther@suse.de>
5225 PR tree-optimization/79673
5226 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5227 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5228 irrelevant address-space qualifiers and avoiding a
5229 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5231 2017-02-22 Richard Biener <rguenther@suse.de>
5233 PR tree-optimization/79666
5234 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5235 to not symbolically negate if that may introduce undefined
5238 2017-02-22 Martin Liska <mliska@suse.cz>
5241 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5242 * data-streamer-out.c (streamer_write_gcov_count_stream):
5244 * value-prof.c (stream_out_histogram_value): Make assert more
5245 precise based on type of counter.
5247 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5251 Use nonimmediate_operand instead of memory_operand for operand 1.
5252 (float-extend standard_x87sse_constant_load splitter): Ditto.
5254 2017-02-21 Jeff Law <law@redhat.com>
5256 PR tree-optimization/79621
5257 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5258 blocks with edges to themselves.
5260 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5263 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5264 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5265 Use gimple_call_builtin_p.
5268 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5269 on temporarily removed DEBUG_INSNs.
5271 PR tree-optimization/79649
5272 * tree-loop-distribution.c (classify_partition): Give up on
5273 non-generic address space loads/stores.
5275 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5277 * doc/loop.texi (Loop manipulation): Remove nonexistent
5278 tree_ssa_loop_version from the documentation.
5279 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5281 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5284 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5285 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5286 * config/rs6000/rs6000.c: Include except.h.
5287 (rs6000_expand_split_stack_prologue): Call
5288 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5290 2017-02-21 Martin Jambor <mjambor@suse.cz>
5293 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5296 2017-02-21 Martin Jambor <mjambor@suse.cz>
5298 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5299 for backward compatibility only.
5300 * doc/invoke.texi (Option Summary): Remove all references to
5303 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5307 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5309 * lra-constraints.c (curr_insn_transform): Handle
5310 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5312 2017-02-21 Martin Liska <mliska@suse.cz>
5314 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5316 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5318 PR translation/79638
5319 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5321 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5324 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5325 (arm_function_ok_for_sibcall): Return false for an indirect call by
5326 descriptor if all the argument registers are used.
5327 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5328 alignment of the function.
5330 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5332 PR tree-optimization/61441
5333 * simplify-rtx.c (simplify_const_unary_operation): For
5334 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5335 the sNaN unmodified.
5337 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5339 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5340 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5341 instead of SYSTEM_HEADER_DIR.
5343 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5344 Martin Liška <mliska@suse.cz>
5346 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5347 Fix typos and grammar, use active voice, and clarify.
5349 2017-02-20 Marek Polacek <polacek@redhat.com>
5352 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5355 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5357 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5360 * config/i386/i386.c (ix86_expand_builtin): Handle
5361 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5362 ix86_builtins_isa[fcode].isa as a requirement of those
5363 flags and any other flag in the bitmask.
5364 (ix86_init_mmx_sse_builtins): Use 0 instead of
5365 ~OPTION_MASK_ISA_64BIT as mask.
5366 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5367 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5368 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5369 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5371 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5374 * lra-constraints.c (split_reg): Check requested split mode
5375 is supported by the register.
5377 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5379 * lra-constraints.c (simplify_operand_subreg): Remove early
5382 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5385 * lra-constraints.c (curr_insn_transform): Tighten condition
5386 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5388 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5391 * lra-constraints.c (curr_insn_transform): Handle
5392 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5394 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5397 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5401 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5404 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5407 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5409 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5412 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5414 * final.c (last_columnnum, override_columnnum): New variables.
5415 (final_start_function): Set last_columnnum, pass it to begin_prologue
5416 hook and pass 0 to dwarf2out_begin_prologue.
5417 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5418 to source_line debug hook.
5419 (notice_source_line): Compute last_columnnum and for debug_column_info
5420 return true on column changes.
5421 * debug.h (struct gcc_debug_hooks): Add column argument to
5422 source_line and begin_prologue hooks.
5423 (debug_nothing_int_charstar_int_bool): Remove prototype.
5424 (debug_nothing_int_int_charstar,
5425 debug_nothing_int_int_charstar_int_bool): New prototypes.
5426 (dwarf2out_begin_prologue): Add column argument.
5427 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5428 begin_prologue hooks.
5429 (debug_nothing_int_charstar_int_bool): Remove.
5430 (debug_nothing_int_int_charstar,
5431 debug_nothing_int_int_charstar_int_bool): New functions.
5432 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5433 through to dwarf2out_source_line.
5434 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5435 (dwarf2out_source_line): Add column argument, emit it if requested.
5436 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5438 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5439 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5440 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5441 through to dwarf2out_begin_prologue.
5442 (vmsdbgout_source_line): Add column argument, pass it through to
5443 dwarf2out_source_line.
5444 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5445 dbxout_source_line caller.
5446 (dbxout_source_line): Add column argument.
5448 * common.opt (gno-column-info, gcolumn-info): New options.
5449 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5450 (check_die): Also test for multiple DW_AT_decl_column attributes.
5451 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5452 DW_AT_decl_column if requested.
5453 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5455 (gen_variable_die): Likewise.
5456 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5457 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5460 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5461 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5462 (ix86_handle_option): Handle OPT_m3dnowa.
5463 * doc/invoke.texi (-m3dnowa): Document.
5464 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5465 -m3dnowa instead of -m3dnow -march=athlon.
5468 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5469 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5471 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5474 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5475 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5476 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5477 generator for vsx_xxpermdi_<mode>_be.
5478 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5479 force big-endian semantics.
5480 (vsx_xxpermdi_<mode>_be): New define_expand with same
5481 implementation as previous version of vsx_xxpermdi_<mode>.
5483 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5485 PR tree-optimization/79327
5486 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5487 variable, its initialization and use.
5489 2017-02-17 Julia Koval <julia.koval@intel.com>
5491 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5492 (OPTION_MASK_ISA_PKU_UNSET): New.
5493 (ix86_handle_option): Handle -mrdpid.
5494 * config/i386/cpuid.h (bit_RDPID): New.
5495 * config/i386/driver-i386.c (host_detect_local_cpu):
5496 Detect RDPID feature.
5497 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5498 * config/i386/i386-c.c (ix86_target_macros_internal):
5500 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5501 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5502 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5503 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5504 * config/i386/i386.md (define_insn "rdpid"): New.
5505 * config/i386/i386.opt Add -mrdpid.
5506 * config/i386/immintrin.h (_rdpid_u32): New.
5508 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5510 PR rtl-optimization/79541
5511 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5512 instead of transforming it into USE.
5514 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5516 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5517 If HONOR_SNANS (SFmode) force the input to a register.
5518 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5519 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5520 an frsp or similar insn.
5522 2017-02-17 Martin Liska <mliska@suse.cz>
5524 PR rtl-optimization/79577
5525 * params.def (selsched-max-sched-times): Increase minimum to 1.
5527 2017-02-17 Martin Liska <mliska@suse.cz>
5529 PR rtl-optimization/79574
5530 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5532 2017-02-17 Martin Liska <mliska@suse.cz>
5534 PR tree-optimization/79529
5535 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5536 ssa_defined_default_def_p to handle cases which are implicitly
5538 * tree-ssa.c (ssa_defined_default_def_p): New function.
5539 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5540 which are implicitly defined.
5541 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5543 2017-02-17 Richard Biener <rguenther@suse.de>
5546 * params.def (max-ssa-name-query-depth): Limit to 10.
5548 2017-02-17 Richard Biener <rguenther@suse.de>
5550 PR tree-optimization/79552
5551 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5554 2017-02-17 Richard Biener <rguenther@suse.de>
5557 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5559 2017-02-17 Marek Polacek <polacek@redhat.com>
5562 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5563 (fold_negate_expr): New wrapper.
5565 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5567 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5568 Correct terminology and de-emphasize pre-standard behavior.
5570 2017-02-16 Alan Modra <amodra@gmail.com>
5572 PR rtl-optimization/79286
5573 * ira.c (def_dominates_uses): New function.
5574 (update_equiv_regs): Don't create an equivalence for insns that
5575 may trap where the register def does not dominate the use.
5577 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5579 PR rtl-optimization/78127
5580 * lra.c (lra): Call lra_eliminate before finish the loop after
5583 2017-02-16 Richard Biener <rguenther@suse.de>
5585 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5587 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5588 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5589 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5590 (isl_val_int_from_wi): New function.
5591 (extract_affine_gmp): Rename to ...
5592 (extract_affine_wi): ... this, take a widest_int.
5593 (extract_affine_int): Just wrap extract_affine_wi.
5594 (add_param_constraints): Use isl_val_int_from_wi.
5595 (add_loop_constraints): Likewise, and extract_affine_wi.
5597 2017-02-15 Jeff Law <law@redhat.com>
5600 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5601 ira_init_register_move_cost_if_necessary.
5603 2017-02-15 Martin Sebor <msebor@redhat.com>
5606 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5607 removed in a prior commit.
5609 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5611 PR tree-optimization/79347
5612 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5613 counters during peeling.
5615 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5617 * Makefile.in (site.exp): Remove "set ISLVER".
5619 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5622 * real.c (real_from_integer): Call real_convert even for decimal.
5624 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5627 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5629 2017-02-14 Andrew Pinski <apinski@cavium.com>
5631 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5632 cores and change the partno/implementer to be correct.
5633 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5634 the 'B" as the implementer.
5635 * config/aarch64/aarch64-tune.md: Regenerate.
5637 2017-02-14 Carl Love <cel@us.ibm.com>
5639 * config/rs6000/rs6000.c: Add case statement entry to make the
5640 xvcvuxdsp built-in argument unsigned.
5641 * config/rs6000/vsx.md: Fix the source and return operand types so they
5642 match the instruction definitions from the ISA document. Fix typo
5643 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5646 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5649 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5650 member early_clobber_alts.
5651 * lra-lives.c (reg_early_clobber_p): New.
5652 (process_bb_lives): Use it.
5653 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5654 (debug_operand_data): Initialize early_clobber_alts.
5655 (setup_operand_alternative): Set up early_clobber_alts.
5656 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5657 alternatives to new_insn_reg.
5658 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5660 (lra_update_insn_regno_info): Pass the new arg.
5662 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5665 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5666 (new_oacc_loop_raw): Don't clear already cleared fields.
5669 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5670 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5671 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5673 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5676 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5678 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5681 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5682 the extra instruction to the right place to store 128-bit constant
5685 2017-02-14 Martin Sebor <msebor@redhat.com>
5688 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5689 warning for strings of unknown length.
5691 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5693 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5695 2017-02-14 Jeff Law <law@redhat.com>
5698 * ira-costs.c (scan_one_insn): Initialize register move costs
5699 for pseudos seen in USE/CLOBBER insns.
5701 PR tree-optimization/79095
5702 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5703 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5704 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5705 if the operands are known to be not equal, then the resulting range
5707 (intersect_ranges): If the new range is ~[0,0] and the old range is
5708 wide, then prefer ~[0,0].
5709 * tree-vrp.c (overflow_comparison_p_1): New function.
5710 (overflow_comparison_p): New function.
5711 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5712 if NAME is used in an overflow test.
5713 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5714 overflow check that can be expressed as an equality test, then adjust
5715 ops to be that equality test.
5717 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5719 * config/s390/s390-builtin-types.def: Remove flags argument.
5720 * config/s390/s390.c (s390_init_builtins): Likewise.
5722 2017-02-14 Martin Liska <mliska@suse.cz>
5724 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5725 vector. Fix trailing white spaces.
5727 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5729 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5732 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5734 PR rtl-optimization/68664
5735 * config/arm/arm.c (arm_sched_can_speculate_insn):
5736 New function. Declare prototype.
5737 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5739 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5741 PR rtl-optimization/68664
5742 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5744 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5746 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5748 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5749 max skip bytes for function, loop and jump.
5751 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5753 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5754 ABS_EXPR for gimple dump.
5756 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5759 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5761 PR tree-optimization/79408
5762 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5763 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5764 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5765 also if rhs1 is INTEGER_CST.
5767 2017-02-14 Richard Biener <rguenther@suse.de>
5770 * tree-into-ssa.c (insert_phi_nodes): When the function can
5771 have abnormal edges rewrite SSA names with broken use-def
5772 dominance out of SSA and register them for PHI insertion.
5774 2017-02-13 Martin Sebor <msebor@redhat.com>
5777 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5778 clearing info.nowrite flag when snprintf size argument is a range.
5780 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5782 * cprop.c (cprop_jump): Add missing space in string literal.
5783 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5784 (get_constraint_for_component_ref): Likewise.
5785 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5786 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5787 * lra-constraints.c (process_alt_operands): Likewise.
5788 * ipa-inline.c (inline_small_functions): Likewise.
5789 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5790 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5791 * trans-mem.c (diagnose_tm_1_op): Likewise.
5792 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5793 (grid_parallel_clauses_gridifiable): Likewise.
5795 * config/nvptx/mkoffload.c (process): Add space in between
5798 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5799 "MOD4_SSE_REGS" and "ALL_REGS".
5801 * spellcheck.c (test_data): Add , in between "foo" and "food".
5803 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5806 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5807 boundary crossing check and subsequent code generation agree.
5809 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5811 * config/aarch64/aarch64.c (has_memory_op): Delete.
5812 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5815 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5817 PR rtl-optimization/79388
5818 PR rtl-optimization/79450
5819 * combine.c (distribute_notes): When removing TEM_INSN for which
5820 corresponding dest has last value recorded, invalidate that last
5823 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5825 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5826 of explicit '@'. Add missing assembly comment marker on branch costs
5829 2017-02-13 Nathan Sidwell <nathan@acm.org>
5831 * gengtype-lex.l (<in_struct>): Add '/'.
5833 2017-02-13 Martin Liska <mliska@suse.cz>
5836 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5838 2017-02-13 Richard Biener <rguenther@suse.de>
5840 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5842 * configure: Re-generate.
5843 * config.in: Likewise.
5844 * graphite-dependences.c: Simplify as if
5845 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5846 * graphite-isl-ast-to-gimple.c: Likewise.
5847 * graphite-optimize-isl.c: Likewise.
5848 * graphite-poly.c: Likewise.
5849 * graphite-sese-to-poly.c: Likewise.
5850 * graphite.h: Likewise.
5851 * toplev.c: Include isl/version.h and use isl_version () for
5852 printing the ISL version.
5853 * doc/install.texi: Update ISL requirement.
5855 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5857 * doc/standards.texi (Standards): Update reference to
5860 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5862 * doc/extend.texi (Named Address Spaces): sourceware.org now
5864 * doc/install.texi (Binaries): Ditto.
5867 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5869 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5870 standard terminology "stringize"/"stringizing" throughout.
5871 * doc/cppinternals.texi: Likewise.
5873 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5875 * doc/extend.texi: Fix some spelling mistakes and typos.
5876 * doc/invoke.texi: Likewise.
5878 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5881 * params.def (inline-min-speedup) Change from 10 to 8.
5883 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5885 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5888 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5891 * ipa-inline-analysis.c (get_minimal_bb): New function.
5892 (record_modified): Use it.
5893 (remap_edge_change_prob): Handle also ancestor functions.
5895 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5897 * doc/contrib.texi (Contributors): Remove broken link into
5898 the Mauve CVS repository.
5900 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5903 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5904 result computation whenever lhs doesn't have vector mode, not
5905 just when it has BLKmode.
5907 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5909 * doc/makefile.texi (profiledbootstrap): Refer to the
5910 installation instructions only in textual form.
5912 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5915 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5917 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5919 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5920 (Specific): Update mingw-w64 reference.
5922 (Specific): Remove broken link to Renesas RX processor.
5924 2017-02-10 Richard Biener <rguenther@suse.de>
5926 * toplev.c (process_options): Do not mention obsolete graphite
5927 options when printing sorry message about missing graphite support.
5928 Mention -floop-nest-optimize.
5930 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5932 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5933 (vtst_p16): Likewise.
5934 (vtstq_p8): Likewise.
5935 (vtstq_p16): Likewise.
5937 (vtstq_p64): Likewise.
5938 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5939 (vset_lane_p64): New.
5940 (vsetq_lane_p64): New.
5942 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5944 PR tree-optimization/79411
5945 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5946 stmt operands are SSA_NAMEs used in abnormal phis.
5947 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5950 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5953 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5956 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5958 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5960 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5962 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5966 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5967 not arbitrary TREE_CONSTANT.
5970 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5971 "omp declare target link" attribute unless is_global_var.
5972 * omp-offload.c (find_link_var_op): Likewise.
5974 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5975 Chung-Lin Tang <cltang@codesourcery.com>
5977 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5979 (gimplify_adjust_omp_clauses): Don't delete TILE.
5980 (gimplify_omp_for): Deal with TILE.
5981 * internal-fn.c (expand_GOACC_TILE): New function.
5982 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5984 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5985 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5987 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5988 avoid DIV for outermost collapse var.
5989 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5990 Remove out of date comments, fix whitespace.
5991 * omp-general.c (omp_extract_for_data): Deal with tiling.
5992 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5993 adjust OLF_DIM_BASE value.
5994 (struct omp_for_data): Add tiling field.
5995 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5996 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5997 for auto loops. Remove default auto determining, moved to
5998 oacc_loop_fixed_partitions.
5999 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6000 stmts, add e_mask field.
6001 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6002 (oacc_thread_numbers): Use oacc_dim_call.
6003 (oacc_xform_tile): New.
6004 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6005 (finish_oacc_loop): Adjust for ifns vector.
6006 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6007 add case for GOACC_TILE fns.
6008 (oacc_loop_xform_loop): Delete.
6009 (oacc_loop_process): Iterate over call list directly, and add
6010 handling for GOACC_TILE fns.
6011 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6013 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6014 vector partitioning to outer loops. Assign 2 partitions to loops
6015 when available. Add TILE handling.
6016 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6017 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6018 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6019 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6020 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6022 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6024 * configure.ac (ACX_BUGURL): Update.
6025 * configure: Regenerate.
6027 2017-02-09 Richard Biener <rguenther@suse.de>
6029 PR tree-optimization/69823
6030 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6031 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6033 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6035 * config/arc/arc-c.def: Add __NPS400__ definition.
6036 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6037 (TARGET_NPS400): Define.
6039 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6041 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6043 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6045 (arc_cpu_types): Fill the arch_info field with a pointer into the
6046 arc_arch_types table.
6047 (arc_selected_cpu): Declare.
6048 * config/arc/arc.c (arc_selected_cpu): Make global.
6049 (arc_selected_arch): Delete.
6050 (arc_base_cpu): Delete.
6051 (arc_override_options): Remove references to deleted variables,
6052 update access to arch information.
6053 (ARC_OPT): Update access to arch information.
6054 (ARC_OPTX): Likewise.
6055 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6056 (TARGET_ARC600): Update access to arch information.
6057 (TARGET_ARC601): Likewise.
6058 (TARGET_ARC700): Likewise.
6059 (TARGET_EM): Likewise.
6060 (TARGET_HS): Likewise.
6061 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6064 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6067 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6068 condition/operands for integer GE/LE/GEU/LEU operations.
6070 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6072 PR translation/79397
6073 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6076 2017-02-08 Martin Jambor <mjambor@suse.cz>
6079 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6080 whether allocation happened.
6081 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6082 nothing was allocated.
6084 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6086 PR tree-optimization/79408
6087 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6088 constant, but SSA_NAME with a known integer range, use the minimum
6089 of that range instead of op1 to determine if modulo can be replaced
6090 with its first operand.
6092 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6094 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6096 2017-02-08 Richard Biener <rguenther@suse.de>
6098 PR tree-optimization/71824
6099 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6100 Check all loops contained in the merged region.
6102 2017-02-07 Andrew Pinski <apinski@cavium.com>
6104 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6106 2017-02-07 Andrew Pinski <apinski@cavium.com>
6108 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6109 (thunderxt88): Likewise.
6110 (thunderxt81): Disable LSE and change v8.1 to v8.
6111 (thunderxt83): Likewise.
6113 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6114 Richard Biener <rguenther@suse.de>
6117 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6118 type from int to size_t.
6119 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6121 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6123 PR rtl-optimization/79386
6124 * cprop.c (bypass_conditional_jumps): Initialize
6125 bypass_last_basic_block already before splitting bbs after
6126 unconditional traps...
6127 (bypass_conditional_jumps): ... rather than here.
6130 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6131 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6132 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6133 fix -masm=intel patterns.
6135 2017-02-07 Richard Biener <rguenther@suse.de>
6137 PR tree-optimization/79256
6139 * builtins.c (get_object_alignment_2): Use min_align_of_type
6140 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6141 and ADJUST_FIELD_ALIGN.
6143 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6145 * doc/tm.texi: Regenerate.
6146 * stor-layout.c (layout_decl): Adjust.
6147 (update_alignment_for_field): Likewise.
6148 (place_field): Likewise.
6149 (min_align_of_type): Likewise.
6150 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6151 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6152 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6153 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6154 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6155 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6156 * config/i386/i386.c (x86_field_alignment): Likewise.
6157 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6158 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6159 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6160 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6161 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6162 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6166 2017-01-30 Richard Biener <rguenther@suse.de>
6168 PR tree-optimization/79256
6169 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6170 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6173 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6175 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6176 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6177 builtins to SImode and emit a zero-extend, if necessary.
6179 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6181 * docs/invoke.texi (RISC-V Options): Alphabetize.
6183 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6185 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6188 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6190 * config/riscv/riscv.c: New file.
6191 * gcc/common/config/riscv/riscv-common.c: Likewise.
6192 * config.gcc: Likewise.
6193 * config/riscv/constraints.md: Likewise.
6194 * config/riscv/elf.h: Likewise.
6195 * config/riscv/generic.md: Likewise.
6196 * config/riscv/linux.h: Likewise.
6197 * config/riscv/multilib-generator: Likewise.
6198 * config/riscv/peephole.md: Likewise.
6199 * config/riscv/pic.md: Likewise.
6200 * config/riscv/predicates.md: Likewise.
6201 * config/riscv/riscv-builtins.c: Likewise.
6202 * config/riscv/riscv-c.c: Likewise.
6203 * config/riscv/riscv-ftypes.def: Likewise.
6204 * config/riscv/riscv-modes.def: Likewise.
6205 * config/riscv/riscv-opts.h: Likewise.
6206 * config/riscv/riscv-protos.h: Likewise.
6207 * config/riscv/riscv.h: Likewise.
6208 * config/riscv/riscv.md: Likewise.
6209 * config/riscv/riscv.opt: Likewise.
6210 * config/riscv/sync.md: Likewise.
6211 * config/riscv/t-elf-multilib: Likewise.
6212 * config/riscv/t-linux: Likewise.
6213 * config/riscv/t-linux-multilib: Likewise.
6214 * config/riscv/t-riscv: Likewise.
6215 * configure.ac: Likewise.
6216 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6217 Waterman as RISC-V maintainers.
6218 * doc/install.texi: Add RISC-V entries.
6219 * doc/invoke.texi: Add RISC-V options section.
6220 * doc/md.texi: Add RISC-V constraints section.
6221 * configure: Regenerated.
6223 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6226 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6227 false values to be constant vectors with all 0 or all 1 bits set.
6228 (vcondu<mode><mode>): Likewise.
6229 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6231 (fpmask_comparison_operator): Update comment.
6232 (vecint_comparison_operator): New predicate.
6233 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6234 vector conditionals when the true and false values are constant
6235 vectors with all 0 bits or all 1 bits set.
6237 2017-02-06 Martin Sebor <msebor@redhat.com>
6239 PR tree-optimization/79376
6240 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6242 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6244 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6245 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6246 to simplify split condition.
6248 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6250 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6251 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6254 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6256 PR rtl-optimization/68664
6257 * target.def (can_speculate_insn): New hook.
6258 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6259 * doc/tm.texi: Regenerate.
6260 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6261 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6262 (rs6000_sched_can_speculate_insn): New function.
6264 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6266 PR tree-optimization/79284
6267 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6268 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6269 vectorizable_mask_load_store, vectorizable_operation,
6270 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6271 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6272 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6273 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6274 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6275 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6276 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6277 is_gimple_assign (stmt). Replace another such test with
6278 is_gimple_assign (stmt).
6280 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6283 * config/avr/avr.c (rtl-iter.h): Include it.
6284 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6285 (avr_legitimate_combined_insn): ...and implementation.
6287 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6289 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6290 * config/s390/s390.c (s390_const_operand_ok)
6291 (s390_canonicalize_comparison, s390_extract_part)
6292 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6293 (s390_contiguous_bitmask_p, s390_rtx_costs)
6294 (legitimize_pic_address): Likewise.
6295 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6296 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6297 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6298 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6299 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6301 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6303 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6304 REGNO($0) == REGNO($1).
6306 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6308 * config/s390/linux.h(SIZE_TYPE): Add comment.
6310 2017-02-06 Julian Brown <julian@codesourcery.com>
6311 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6312 Virendra Pathak <virendra.pathak@broadcom.com>
6314 * config/aarch64/aarch64-cores.def: Change the scheduler
6316 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6317 * config/aarch64/thunderx2t99.md: New file.
6319 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6321 * doc/standards.texi (Go Language): Update link to language
6324 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6326 * tree-eh.c (lower_resx): Sanitize profile.
6327 (cleanup_empty_eh_move_lp): Likewise.
6329 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6332 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6334 * cfgloopmanip.h (loop_version): Update prototype.
6335 * modulo-sched.c (sms_schedule): Update call of loop_version.
6336 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6337 * tree-parloops.c (gen_parallel_loop): Likewise.
6338 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6339 * tree-ssa-loop-split.c (split_loop): Likewise.
6340 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6341 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6343 2017-02-05 Martin Liska <mliska@suse.cz>
6346 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6348 (print_operand_address): Initialize a struct to zero.
6350 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6352 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6353 garbage collector only in textual form.
6355 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6357 * doc/extend.texi (x86 specific memory model extensions for
6358 transactional memory): Simplify a phrase.
6360 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6363 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6364 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6365 (atomic_storedi_1): Likewise.
6367 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6369 PR tree-optimization/79338
6370 * tree-parloops.c (gather_scalar_reductions): Don't call
6371 vect_analyze_loop_form for loop->inner before destroying loop's
6374 2017-02-03 Martin Sebor <msebor@redhat.com>
6376 PR tree-optimization/79327
6377 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6378 when precision has resulted in leading zeros.
6379 (format_integer): Adjust the likely counter to assume an unknown
6380 argument that may be zero is non-zero.
6382 2017-02-03 Jason Merrill <jason@redhat.com>
6385 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6386 avoid copying non-taken branch.
6388 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6390 PR tree-optimization/79340
6391 * tree-vect-loop.c (vectorizable_reduction): Release
6392 vec_defs elements after safe_splicing them into other vectors.
6395 PR tree-optimization/79327
6396 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6397 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6399 (format_integer): Use wide_int_to_tree instead of build_int_cst
6400 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6401 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6402 of shortest and longest sequence.
6404 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6407 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6409 2017-02-03 Walter Lee <walt@tilera.com>
6412 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6413 after initial stackframe link reg save.
6414 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6416 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6419 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6420 wu for stxssp alternative.
6422 2017-02-03 Martin Sebor <msebor@redhat.com>
6424 PR tree-optimization/79352
6425 * gimple-fold.c (get_range_strlen): Add argument.
6426 (get_range_strlen): Change return type to bool.
6427 (get_maxval_strlen): Pass in a dummy argument.
6428 * gimple-fold.h (get_range_strlen): Change return type to bool.
6429 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6430 * tree.h (array_at_struct_end_p): Add argument.
6431 * tree.c (array_at_struct_end_p): Handle it.
6433 2017-02-03 Martin Liska <mliska@suse.cz>
6436 * multiple_target.c (create_dispatcher_calls): Redirect edge
6437 from a caller of a dispatcher.
6438 (expand_target_clones): Make the clones local.
6439 (ipa_target_clone): Do both target clones and resolvers.
6440 (ipa_dispatcher_calls): Remove the pass.
6441 (pass_dispatcher_calls::gate): Likewise.
6442 (make_pass_dispatcher_calls): Likewise.
6443 * passes.def (pass_target_clone): Put as very first IPA early
6446 2017-02-03 Martin Liska <mliska@suse.cz>
6448 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6449 in case of a function with ifunc attribute.
6451 2017-02-03 Martin Liska <mliska@suse.cz>
6453 * cgraph.c (cgraph_node::dump): Dump function version info.
6454 * symtab.c (symtab_node::dump_base): Add missing new line.
6456 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6458 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6459 (ifcombine_ifandif): Use it.
6461 2017-02-03 Martin Liska <mliska@suse.cz>
6463 * doc/invoke.texi: Document default value for
6464 use-after-scope-direct-emission-threshold.
6466 2017-02-03 Martin Liska <mliska@suse.cz>
6468 PR tree-optimization/79339
6469 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6470 (format_floating): Likewise.
6472 2017-02-03 Martin Liska <mliska@suse.cz>
6475 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6477 (ipa_node_params_t::remove): Likewise.
6478 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6479 initialization from removed ipa_node_params_t::insert.
6480 (ipa_node_params::~ipa_node_params): Move from removed
6481 ipa_node_params_t::release.
6482 * symbol-summary.h (symbol_summary::m_released): New member.
6483 Do not release a summary twice. Do not allow to call finalizer
6484 for types of a summary that live in GGC memory.
6486 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6488 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6491 2017-02-02 Martin Sebor <msebor@redhat.com>
6494 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6495 (format_string): Tighten up the range of output for non-constant
6496 strings and correct the expected range for wide non-constant strings.
6498 2017-02-02 Martin Sebor <msebor@redhat.com>
6500 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6503 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6505 (-fdump-tree-@var): Add to index and document how to come up
6506 with pass-specific option and dump file names.
6507 (-fdump-passes): Clarify where to look for output.
6509 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6512 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6513 statistics of the analyzed path; allow threading for speed when
6514 any of BBs along the path are optimized for speed.
6516 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6519 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6520 settings of the virtual registers.
6523 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6525 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6526 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6529 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6531 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6532 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6534 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6536 * config/s390/s390.md: Add missing comments with the expanded
6538 * config/s390/vector.md: Likewise.
6539 * config/s390/vx-builtins.md: Likewise.
6541 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6544 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6545 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6546 conditions on a single line.
6548 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6550 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6551 __S390_VX__ to __VX__.
6553 2017-02-01 Andrew Pinski <apinski@cavium.com>
6555 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6556 stmt_info to record_stmt_cost.
6557 (vect_get_known_peeling_cost): Pass stmt_info if known to
6559 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6560 cpu_vector_cost field into
6561 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6562 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6563 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6564 splitting of scalar_stmt_cost and vec_stmt_cost.
6565 (thunderx_vector_cost): Likewise.
6566 (cortexa57_vector_cost): LIkewise.
6567 (exynosm1_vector_cost): Likewise.
6568 (xgene1_vector_cost): Likewise.
6569 (thunderx2t99_vector_cost): Improve after the splitting of the two
6571 (aarch64_builtin_vectorization_cost): Update for the splitting of
6572 scalar_stmt_cost and vec_stmt_cost.
6574 2017-02-01 Torvald Riegel <triegel@redhat.com>
6575 Richard Henderson <rth@redhat.com>
6577 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6578 conditional on existance of a fast atomic load.
6579 * optabs-query.c (can_atomic_load_p): New function.
6580 * optabs-query.h (can_atomic_load_p): Declare it.
6581 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6582 no fast atomic load is available for the particular size of access.
6583 (expand_atomic_compare_and_swap): Likewise.
6584 (expand_atomic_load): Likewise.
6585 (expand_atomic_store): Likewise.
6586 (expand_atomic_fetch_op): Likewise.
6587 * testsuite/lib/target-supports.exp
6588 (check_effective_target_sync_int_128): Remove x86 because it provides
6589 no fast atomic load.
6590 (check_effective_target_sync_int_128_runtime): Likewise.
6592 2017-02-01 Richard Biener <rguenther@suse.de>
6594 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6595 (graphite_transform_loops): Provide opt-info for optimized nests.
6596 * tree-parloop.c (parallelize_loops): Provide opt-info for
6599 2017-02-01 Richard Biener <rguenther@suse.de>
6602 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6605 2017-02-01 Richard Biener <rguenther@suse.de>
6607 PR tree-optimization/71824
6608 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6609 Verify the loops are valid in the merged SESE region.
6610 (scop_detection::can_represent_loop_1): Check analyzing the
6611 evolution of the number of iterations in the region succeeds.
6613 2017-01-31 Ian Lance Taylor <iant@golang.org>
6615 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6616 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6618 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6620 PR preprocessor/79210
6621 * input.c (get_substring_ranges_for_loc): Replace line_width
6622 assertion with error-handling.
6624 2017-01-31 Richard Biener <rguenther@suse.de>
6626 PR tree-optimization/77318
6627 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6628 (create_pw_aff_from_tree): Take loop parameter.
6629 (add_condition_to_pbb): Pass loop of the condition to
6630 create_pw_aff_from_tree.
6632 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6634 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6635 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6637 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6641 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6643 (convert_int_to_float128): Likewise.
6644 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6645 (convert_int_to_float128): Likewise.
6646 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6647 (UNSPEC_IEEE128_CONVERT): Likewise.
6648 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6649 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6650 Use local variables for IBM extended format.
6651 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6652 (fix_trunc<mode>si2_fprs): Likewise.
6653 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6654 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6655 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6656 to know that we can now have integers of all sizes in vector
6658 (fix<uns>_<mode>di2_hw): Likewise.
6659 (float<uns>_<mode>si2_hw): Likewise.
6660 (fix_<mode>si2_hw): Likewise.
6661 (fixuns_<mode>si2_hw): Likewise.
6662 (float<uns>_<mode>di2_hw): Likewise.
6663 (float_<mode>di2_hw): Likewise.
6664 (float_<mode>si2_hw): Likewise.
6665 (floatuns_<mode>di2_hw): Likewise.
6666 (floatuns_<mode>si2_hw): Likewise.
6667 (xscvqp<su>wz_<mode>): Delete, no longer used.
6668 (xscvqp<su>dz_<mode>): Likewise.
6669 (xscv<su>dqp_<mode>): Likewise.
6670 (ieee128_mfvsrd_64bit): Likewise.
6671 (ieee128_mfvsrd_32bit): Likewise.
6672 (ieee128_mfvsrwz): Likewise.
6673 (ieee128_mtvsrw): Likewise.
6674 (ieee128_mtvsrd_64bit): Likewise.
6675 (ieee128_mtvsrd_32bit): Likewise.
6677 2017-01-31 Martin Liska <mliska@suse.cz>
6680 * ipa-prop.c (ipa_free_all_node_params): Call release method
6681 instead of ~sumbol_summary to not to trigger double times
6684 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6686 PR tree-optimization/71691
6687 * bitmap.h (class auto_bitmap): New.
6688 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6689 is_maybe_undefined instead of ssa_undefined_value_p.
6691 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6693 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6694 __S390_ARCH_LEVEL__ to __ARCH__.
6696 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6698 PR tree-optimization/79267
6699 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6700 if should_remove_lhs_p is true.
6702 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6705 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6706 (add_alignment_attribute): New.
6707 (base_type_die): Add alignment attribute.
6708 (subrange_type_die): Likewise.
6709 (modified_type_die): Likewise.
6710 (gen_array_type_die): Likewise.
6711 (gen_descr_array_type_die: Likewise.
6712 (gen_enumeration_type_die): Likewise.
6713 (gen_subprogram_die): Likewise.
6714 (gen_variable_die): Likewise.
6715 (gen_field_die): Likewise.
6716 (gen_ptr_to_mbr_type_die): Likewise.
6717 (gen_struct_or_union_type_die): Likewise.
6718 (gen_subroutine_type_die): Likewise.
6719 (gen_typedef_die): Likewise.
6720 (base_type_cmp): Compare alignment attribute.
6722 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6725 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6726 (setb_unsigned) New pattern for setb with CCUNS.
6727 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6728 subfc./subfe sequence to avoid overflow problems. Generate a
6729 shorter sequence with cmpld/setb for power9.
6730 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6731 for generating subfc. instruction.
6732 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6733 now uses this instruction.
6735 2017-01-30 Ian Lance Taylor <iant@google.com>
6738 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6739 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6741 2017-01-30 Martin Sebor <msebor@redhat.com>
6743 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6744 Move constant to the right of a relational operator.
6745 (get_mpfr_format_length, format_character, format_string): Ditto.
6746 (should_warn_p, maybe_warn): Same.
6748 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6750 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6753 * asan.c (get_translation_unit_decl): Remove function.
6754 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6756 2017-01-30 Martin Liska <mliska@suse.cz>
6758 PR gcov-profile/79259
6759 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6762 2017-01-30 Martin Liska <mliska@suse.cz>
6765 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6766 Initialize variables with NULL value.
6768 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6771 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6773 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6775 2017-01-30 Richard Biener <rguenther@suse.de>
6777 PR tree-optimization/79276
6778 * tree-vrp.c (process_assert_insertions): Properly adjust common
6779 when removing a duplicate.
6781 * gcc.dg/torture/pr79276.c: New testcase.
6783 2017-01-30 Richard Biener <rguenther@suse.de>
6785 PR tree-optimization/79256
6786 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6787 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6789 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6791 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6794 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6795 ("*r<noxa>sbg_<mode>_sll_bitmask")
6796 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6797 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6798 Use contiguous_bitmask_nowrap_operand.
6800 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6803 * config/rs6000/altivec.h (vec_xl): Revise #define.
6804 (vec_xst): Likewise.
6806 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6808 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6810 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6812 PR rtl-optimization/79194
6813 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6814 traps before call to bypass_conditional_jumps.
6816 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6818 PR tree-optimization/71374
6819 * lra-constraints.c (check_conflict_input_operands): New.
6820 (match_reload): Use it.
6822 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6825 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6826 account to calculate conflict_set.
6828 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6830 PR rtl-optimization/78559
6831 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6832 other_insn in combine.
6834 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6836 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6837 uint16_type_node for BT_UINT16.
6839 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6841 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6842 "RTL Tests" to menu.
6843 (GIMPLE Tests): New node.
6844 (RTL Tests): New node.
6846 2017-01-27 Richard Biener <rguenther@suse.de>
6848 PR tree-optimization/79245
6849 * tree-loop-distribution.c (distribute_loop): Apply cost
6850 modeling also to detected patterns.
6852 2017-01-27 Richard Biener <rguenther@suse.de>
6854 PR tree-optimization/71433
6855 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6856 (compare_assert_loc): New function.
6857 (process_assert_insertions): Sort and optimize assert locations
6858 to remove duplicates and push down identical assertions on
6859 edges to their destination block.
6861 2017-01-27 Richard Biener <rguenther@suse.de>
6863 PR tree-optimization/79244
6864 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6865 out SSA names even if abnormal.
6867 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6869 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6870 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6871 instead of MPFR_RNDN.
6873 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6876 * arm.c (arm_option_override): Don't call build_target_option_node
6877 until after doing all option overrides.
6878 (arm_valid_target_attribute_tree): Likewise.
6880 2017-01-27 Martin Liska <mliska@suse.cz>
6882 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6883 for {cd}tors and C++ {cd}tors.
6885 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6887 * config/s390/s390.md ("*setmem_long_and")
6888 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6890 2017-01-26 Martin Sebor <msebor@redhat.com>
6892 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6895 2017-01-26 Martin Sebor <msebor@redhat.com>
6897 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6898 HAVE_DFmode before using XFmode or DFmode.
6899 (parse_directive): Avoid using the z length modifier to avoid
6900 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6903 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6904 to accept adjustment as an array.
6905 (get_int_range): New function.
6906 (struct directive): Make width and prec arrays.
6907 (directive::set_width, directive::set_precision): Call get_int_range.
6908 (format_integer, format_floating): Handle width and precision ranges.
6909 (format_string, parse_directive): Same.
6911 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6914 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6915 comdat_type_p set, just clone them, but keep the children in the
6919 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6920 which have direct callers with -fvar-tracking-assignments enabled
6922 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6923 inside of type units.
6925 2017-01-26 Martin Sebor <msebor@redhat.com>
6928 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6930 (struct format_result): Replace number_chars, number_chars_min,
6931 and number_chars_max with a single member of struct result_range.
6933 (format_result::operator+=): Adjust.
6934 (struct fmtresult): Remove bounded. Handle likely and unlikely
6936 (fmtresult::adjust_for_width_or_precision): New function.
6937 (fmtresult:type_max_digits): New function.
6938 (bytes_remaining): Handle likely and unlikely counters.
6939 (min_bytes_remaining): Remove.
6940 (format_percent): Simplify.
6941 (format_integer, format_floating): Set likely and unlikely counters.
6942 (get_string_length, format_character, format_string): Same.
6943 (format_plain, should_warn_p): New function.
6944 (maybe_warn): Call should_warn_p. Update diagnostic messages
6945 and handle those for all directives, including plain strings.
6946 (format_directive): Handle likely and unlikely counters.
6947 Remove unnecessary quoting from diagnostics. Add an informational
6949 (add_bytes): Remove.
6950 (pass_sprintf_length::compute_format_length): Simplify.
6951 (try_substitute_return_value): Handle likely and unlikely counters.
6953 2017-01-26 Carl Love <cel@us.ibm.com>
6955 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6956 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6958 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6961 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6962 endianess for subregs into account.
6963 * lra-constraints.c (lra_constraints): Do risky transformations
6964 always on the first iteration.
6965 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6966 last_call_used_reg_set.
6967 (process_bb_lives): Define and use last_call_used_reg_set.
6968 * lra.c (lra): Always continue after lra_constraints on the first
6971 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6973 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6975 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6977 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6979 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6980 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6981 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6982 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6983 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6984 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6985 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6986 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6987 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6989 2017-01-26 Marek Polacek <polacek@redhat.com>
6992 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6993 for the third operand.
6995 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6998 * omp-low.c (struct omp_context): Add simt_stmt field.
6999 (scan_omp_for): Return omp_context *.
7000 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7001 context to the _simt_ SIMD stmt.
7002 (lower_omp_for): For combined SIMD with sibling _simt_
7003 SIMD, make sure to use the same decls in _looptemp_
7004 clauses as in the sibling.
7006 2017-01-26 David Sherwood <david.sherwood@arm.com>
7009 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7012 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7015 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7016 emit fld b; fld a; if possible.
7018 * brig-builtins.def: Update copyright years.
7019 * config/arm/arm_acle_builtins.def: Update copyright years.
7021 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7024 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7025 constraint instead of o for the stxsd instruction.
7027 2017-01-25 Carl Love <cel@us.ibm.com>
7029 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7030 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7032 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7034 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7036 2017-01-25 Richard Biener <rguenther@suse.de>
7038 PR tree-optimization/69264
7039 * target.def (vector_alignment_reachable): Improve documentation.
7040 * doc/tm.texi: Regenerate.
7041 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7043 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7044 earlier changes with respect to TYPE_USER_ALIGN.
7045 (vector_alignment_reachable_p): Likewise. Improve dumping.
7047 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7050 * config/arm/arm.md (xordi3): Force constant operand into a register
7053 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7055 * doc/invoke.texi (-fstore-merging): Correct default optimization
7056 levels at which it is enabled.
7057 (-O): Move -fstore-merging from list to...
7060 2017-01-25 Richard Biener <rguenther@suse.de>
7063 * omp-expand.c: Include debug.h.
7064 (expand_omp_taskreg): Make sure to generate early debug before
7065 outlining anything from a function.
7066 (expand_omp_target): Likewise.
7067 (grid_expand_target_grid_body): Likewise.
7069 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7072 * asan.c (get_translation_unit_decl): New function.
7073 (asan_add_global): Extract modules file name from globals
7074 TRANSLATION_UNIT_DECL name.
7076 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7079 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7080 for long calls with APCS frame and VFP.
7082 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7084 * cfg.c (original_copy_tables_initialized_p): New function.
7085 * cfg.h (original_copy_tables_initialized_p): New decl.
7086 * cfgrtl.c (relink_block_chain): Guard the call to
7087 free_original_copy_tables with a call to
7088 original_copy_tables_initialized_p.
7089 * cgraph.h (symtab_node::native_rtl_p): New decl.
7090 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7091 (symtab_node::needed_p): Don't assert for early assembly output
7092 for __RTL functions.
7093 (cgraph_node::finalize_function): Set "force_output" for __RTL
7095 (cgraph_node::analyze): Bail out early for __RTL functions.
7096 (analyze_functions): Update assertion to support __RTL functions.
7097 (cgraph_node::expand): Bail out early for __RTL functions.
7098 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7100 * function.h (struct function): Update comment for field
7102 * gimple-expr.c: Include "tree-pass.h".
7103 (gimple_has_body_p): Return false for __RTL functions.
7104 * Makefile.in (OBJS): Add run-rtl-passes.o.
7105 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7107 (gcc::pass_manager::get_clean_slate): New accessor.
7108 * passes.c: Include "insn-addr.h".
7109 (should_skip_pass_p): Add logging. Update logic for running
7110 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7111 property-provider override so it is only done for gimple passes.
7113 (skip_pass): New function.
7114 (execute_one_pass): Call skip_pass when skipping passes.
7115 * read-md.c (md_reader::read_char): Support filtering
7116 the input to a subset of line numbers.
7117 (md_reader::md_reader): Initialize fields
7118 m_first_line and m_last_line.
7119 (md_reader::read_file_fragment): New function.
7120 * read-md.h (md_reader::read_file_fragment): New decl.
7121 (md_reader::m_first_line): New field.
7122 (md_reader::m_last_line): New field.
7123 * read-rtl-function.c (function_reader::create_function): Only
7124 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7125 curr_properties. Set DECL_INITIAL to a dummy block.
7126 (read_rtl_function_body_from_file_range): New function.
7127 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7129 * run-rtl-passes.c: New file.
7130 * run-rtl-passes.h: New file.
7132 2017-01-24 Jeff Law <law@redhat.com>
7134 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7137 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7139 PR tree-optimization/79159
7140 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7141 (record_nonwrapping_iv): Improve boundary using above function if no
7142 value range information.
7144 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7145 Martin Jambor <mjambor@suse.cz>
7147 * brig-builtins.def: New file.
7148 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7149 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7150 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7151 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7152 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7153 * builtin-types.def (BT_INT8): New.
7154 (BT_INT16): Likewise.
7155 (BT_UINT8): Likewise.
7156 (BT_UINT16): Likewise.
7157 (BT_FN_ULONG): Likewise.
7158 (BT_FN_UINT_INT): Likewise.
7159 (BT_FN_UINT_ULONG): Likewise.
7160 (BT_FN_UINT_LONG): Likewise.
7161 (BT_FN_UINT_PTR): Likewise.
7162 (BT_FN_ULONG_PTR): Likewise.
7163 (BT_FN_INT8_FLOAT): Likewise.
7164 (BT_FN_INT16_FLOAT): Likewise.
7165 (BT_FN_UINT32_FLOAT): Likewise.
7166 (BT_FN_UINT16_FLOAT): Likewise.
7167 (BT_FN_UINT8_FLOAT): Likewise.
7168 (BT_FN_UINT64_FLOAT): Likewise.
7169 (BT_FN_UINT16_UINT32): Likewise.
7170 (BT_FN_UINT32_UINT16): Likewise.
7171 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7172 (BT_FN_INT_PTR_INT): Likewise.
7173 (BT_FN_UINT_PTR_UINT): Likewise.
7174 (BT_FN_LONG_PTR_LONG): Likewise.
7175 (BT_FN_ULONG_PTR_ULONG): Likewise.
7176 (BT_FN_VOID_UINT64_UINT64): Likewise.
7177 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7178 (BT_FN_INT8_INT8_INT8): Likewise.
7179 (BT_FN_INT16_INT16_INT16): Likewise.
7180 (BT_FN_INT_INT_INT): Likewise.
7181 (BT_FN_UINT_FLOAT_UINT): Likewise.
7182 (BT_FN_FLOAT_UINT_UINT): Likewise.
7183 (BT_FN_ULONG_UINT_UINT): Likewise.
7184 (BT_FN_ULONG_UINT_PTR): Likewise.
7185 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7186 (BT_FN_UINT_UINT_UINT): Likewise.
7187 (BT_FN_VOID_UINT_PTR): Likewise.
7188 (BT_FN_UINT_UINT_PTR: Likewise.
7189 (BT_FN_UINT32_UINT64_PTR): Likewise.
7190 (BT_FN_INT_INT_UINT_UINT): Likewise.
7191 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7192 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7193 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7194 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7195 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7196 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7197 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7198 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7199 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7200 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7201 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7202 * doc/frontends.texi: List BRIG FE.
7203 * doc/install.texi (Testing): Add BRIG tesring requirements.
7204 * doc/invoke.texi (Overall Options): Mention BRIG.
7205 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7207 2017-01-24 Richard Biener <rguenther@suse.de>
7209 PR translation/79208
7210 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7212 2017-01-24 Martin Jambor <mjambor@suse.cz>
7215 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7216 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7219 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7222 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7223 casts from signed to unsigned really don't have a range.
7225 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7227 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7228 GMP_RNDx for compatiblity.
7230 2017-01-24 Martin Liska <mliska@suse.cz>
7233 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7234 that would prevent us to call alloca with -1 as argument.
7236 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7238 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7239 Avoid -Wformat-security warning.
7241 2017-01-23 Andrew Pinski <apinski@cavium.com>
7243 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7246 2017-01-23 Martin Sebor <msebor@redhat.com>
7249 * gimple-ssa-sprintf.c (warn_level): New global.
7250 (format_integer): Use it here and throughout the rest of the file.
7251 Use the same switch to compute sign as base.
7252 (maybe_warn): New function.
7253 (format_directive): Factor out warnings into maybe_warn.
7254 Add debugging output. Use warn_level.
7255 (add_bytes): Use warn_level.
7256 (pass_sprintf_length::compute_format_length): Add debugging output.
7257 (try_substitute_return_value): Same.
7258 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7261 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7262 (struct fmtresult, format_integer, format_floating): Adjust.
7263 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7264 (get_string_length, format_string,format_directive): Same.
7265 (pass_sprintf_length::compute_format_length): Same.
7266 (try_substitute_return_value): Simplify slightly.
7269 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7270 (fmtresult::operator+=): Outlined.
7271 (struct fmtresult): Add ctors.
7272 (struct conversion_spec): Rename...
7273 (struct directive): ...to this. Add and remove data members.
7274 (directive::set_width, directive::set_precision): New functions.
7275 (format_percent): Use fmtresult ctor.
7276 (get_width_and_precision): Remove.
7277 (format_integer): Make naming changes. Avoid computing width and
7279 (format_floating): Same. Adjust indentation.
7280 (format_character, format_none): New functions.
7281 (format_string): Moved character handling to format_character.
7282 (format_directive): Remove arguments, change return type.
7283 (parse_directive): New function.
7284 (pass_sprintf_length::compute_format_length): Move directive
7285 parsing to parse_directive.
7287 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7289 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7290 (assign_assembler_name_if_needed): ... this.
7291 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7292 (assign_assembler_name_if_needed): ... this.
7293 (free_lang_data_in_cgraph): Adjust callers.
7294 * cgraphunit.c (cgraph_node::analyze): Likewise.
7295 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7298 2017-01-23 Richard Biener <rguenther@suse.de>
7300 PR tree-optimization/79088
7301 PR tree-optimization/79188
7302 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7303 resetting loop bounds after last path deletion. Reset loop
7304 bounds of the target loop, make code match the comments.
7305 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7306 Make sure loops need no fixups.
7308 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7310 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7311 exponent support with double type for first argument.
7312 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7313 type returned by __builtin_vec_extract_sig,
7314 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7315 functions from "vector int" to "vector unsigned int" or from
7316 "vector long long int" to "vector unsigned long long int".
7317 Changed type returned by __builtin_vec_extract_exp,
7318 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7319 functions from "vector int" to "vector unsigned int" or from
7320 "vector long long int" to "vector unsigned long long int".
7321 Changed return type of __builtin_vec_test_data_class,
7322 __builtin_vec_test_data_class_sp, and
7323 __builtin_vec_test_data_class_dp from "vector int" to
7324 "vector bool int" or from "vector long long int" to "vector bool
7325 long long int" and changed second argument type from "unsigned
7326 int" to "int". Added new overloaded function forms "vector float
7327 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7328 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7329 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7330 double, vector unsigned long long int)" and "vector double
7331 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7332 long int)". Changed return type of
7333 __builtin_scalar_test_data_class and
7334 __builtin_scalar_test_data_class_sp and
7335 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7336 int" and changed second argument from "unsigned int" to "int".
7337 Changed type returned by __builtin_scalar_test_neg,
7338 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7339 from "int" to "bool int". Added new overloaded function form
7340 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7341 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7342 exponent double-precision with floating point first argument.
7343 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7344 documentation of scalar_test_data_class, scalar_test_neg,
7345 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7346 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7347 vec_test_data_class built-in functions to reflect refinements in
7348 their type signatures.
7350 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7352 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7354 (aarch64_elf_asm_destructor): Likewise.
7356 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7358 PR rtl-optimization/78634
7359 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7360 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7361 * ifcvt.c (noce_try_cmove): Add missing cost check.
7363 PR rtl-optimization/71724
7364 * combine.c (if_then_else_cond): Look for situations where it is
7365 beneficial to undo the work of one of the recursive calls.
7367 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7369 PR tree-optimization/70754
7370 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7371 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7372 combined stmt before it if not NULL.
7373 (combine_chains): Process refs reversely and compute dominance point
7376 2017-01-23 Martin Liska <mliska@suse.cz>
7378 PR tree-optimization/79196
7379 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7380 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7382 (strlen_optimize_stmt): Call the renamed function.
7384 2017-01-23 Michael Matz <matz@suse.de>
7386 PR tree-optimization/78384
7387 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7389 2017-01-23 Richard Biener <rguenther@suse.de>
7391 PR tree-optimization/79186
7392 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7393 both incoming edges before moving an assert.
7395 2017-01-23 Martin Jambor <mjambor@suse.cz>
7397 * ipa-prop.c (load_from_param_1): Removed.
7398 (load_from_unmodified_param): Bits from load_from_param_1 put back
7400 (load_from_param): Removed.
7401 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7402 with stmt. Reverted back to use of load_from_unmodified_param.
7404 2017-01-23 Martin Jambor <mjambor@suse.cz>
7407 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7408 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7409 field a pointer to garbage collected vector, mark lattices and
7410 ipcp_orig_node with GTY((skip)).
7411 (ipa_get_param_count): Adjust to descriptors being a pointer.
7412 (ipa_get_param): Likewise.
7413 (ipa_get_type): Likewise.
7414 (ipa_get_param_move_cost): Likewise.
7415 (ipa_set_param_used): Likewise.
7416 (ipa_get_controlled_uses): Likewise.
7417 (ipa_set_controlled_uses): Likewise.
7418 (ipa_is_param_used): Likewise.
7419 (ipa_node_params_t): Move into garbage collector. New methods insert
7421 (ipa_node_params_sum): Annotate wth GTY(()).
7422 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7424 (ipa_load_from_parm_agg): Adjust declaration.
7425 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7426 * ipa-profile.c (ipa_profile): Likewise.
7427 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7428 (ipa_populate_param_decls): Make descriptors parameter garbage
7430 (ipa_dump_param): Adjust to descriptors being a pointer.
7431 (ipa_alloc_node_params): Likewise.
7432 (ipa_initialize_node_params): Likewise.
7433 (load_from_param_1): Make descriptors parameter garbage collected.
7434 (load_from_unmodified_param): Likewise.
7435 (load_from_param): Likewise.
7436 (ipa_load_from_parm_agg): Likewise.
7437 (ipa_node_params::~ipa_node_params): Removed.
7438 (ipa_free_all_node_params): Remove call to delete operator.
7439 (ipa_node_params_t::insert): New.
7440 (ipa_node_params_t::remove): Likewise.
7441 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7442 copy known_csts and known_contexts vectors.
7443 (ipa_read_node_info): Adjust to descriptors being a pointer.
7444 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7446 (ipcp_transform_function): Make descriptors variable garbage
7449 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7451 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7452 * config/i386/avx512dqintrin.h: Ditto.
7453 * config/i386/avx512fintrin.h: Ditto.
7454 * gcc/config/i386/i386.c: Handle new builtins.
7455 * config/i386/i386-builtin.def: Add new builtins.
7456 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7457 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7459 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7460 Martin Liska <mliska@suse.cz>
7462 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7463 * asan.c (asan_expand_poison_ifn): Support stores and use
7464 appropriate ASAN report function.
7465 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7466 * internal-fn.def (ASAN_POISON_USE): Declare.
7467 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7468 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7469 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7470 ASAN_POISON calls w/o LHS.
7471 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7472 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7473 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7474 * gimplify.c (asan_poison_variables): Add attribute
7475 use_after_scope_memory to variables that really needs to live
7477 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7478 having the attribute.
7480 2017-01-23 Martin Liska <mliska@suse.cz>
7482 * asan.c (create_asan_shadow_var): New function.
7483 (asan_expand_poison_ifn): Likewise.
7484 * asan.h (asan_expand_poison_ifn): New declaration.
7485 * internal-fn.c (expand_ASAN_POISON): Likewise.
7486 * internal-fn.def (ASAN_POISON): New builtin.
7487 * sanopt.c (pass_sanopt::execute): Expand
7488 asan_expand_poison_ifn.
7489 * tree-inline.c (copy_decl_for_dup_finish): Make function
7491 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7492 * tree-ssa.c (is_asan_mark_p): New function.
7493 (execute_update_addresses_taken): Rewrite local variables
7494 (identified just by use-after-scope as addressable) into SSA.
7496 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7498 * doc/install.texi (Specific): opensource.apple.com uses https
7499 now. Remove trailing slash.
7501 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7503 * README.Portability: Remove note on an Irix compatibility issue.
7505 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7507 * gcov.c (INCLUDE_ALGORITHM): Define.
7508 (INCLUDE_VECTOR): Define.
7509 No longer include <vector> and <algorithm> directly.
7511 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7513 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7515 * doc/invoke.texi (Code Gen Options): Ditto.
7517 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7520 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7522 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7524 rtl-optimization/79125
7525 * cprop.c (local_cprop_pass): Handle cases where we make an
7528 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7532 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7533 read from, for big endian.
7535 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7537 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7538 register pauth builtins for LP64 only.
7540 2017-01-20 Marek Polacek <polacek@redhat.com>
7543 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7546 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7548 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7550 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7551 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7552 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7554 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7557 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7558 in big-endian mode when they are not a single duplicated value.
7560 2017-01-20 Richard Biener <rguenther@suse.de>
7562 * BASE-VER: Bump to 7.0.1.
7564 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7566 * omp-low.c (omplow_simd_context): New struct. Use it...
7567 (lower_rec_simd_input_clauses): ...here and...
7568 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7569 references to idx, lane, max_vf, is_simt.
7571 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7573 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7576 2017-01-20 Martin Jambor <mjambor@suse.cz>
7578 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7579 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7581 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7582 (GTFILES): Rename hsa.c to hsa-common.c.
7583 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7584 * hsa-dump.c: Likewise.
7585 * hsa-gen.c: Likewise.
7586 * hsa-regalloc.c: Likewise.
7587 * ipa-hsa.c: Likewise.
7588 * omp-expand.c: Likewise.
7589 * omp-low.c: Likewise.
7590 * toplev.c: Likewise.
7592 2017-01-20 Marek Polacek <polacek@redhat.com>
7595 * doc/invoke.texi: Document -Wduplicated-branches.
7596 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7597 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7598 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7599 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7600 return 0 only when not OEP_LEXICOGRAPHIC.
7601 (fold_build_cleanup_point_expr): Use the expression
7602 location when building CLEANUP_POINT_EXPR.
7603 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7604 * tree.c (add_expr): Handle error_mark_node.
7606 2017-01-20 Martin Liska <mliska@suse.cz>
7609 * tree-profile.c (init_ic_make_global_vars): Do not call
7611 (gimple_init_gcov_profiler): Likewise.
7613 2017-01-20 Martin Liska <mliska@suse.cz>
7616 * cgraph.h (maybe_create_reference): Remove argument and
7618 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7620 * ipa-cp.c (create_specialized_node): Likewise.
7621 * symtab.c (symtab_node::maybe_create_reference): Handle
7622 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7624 2017-01-20 Martin Liska <mliska@suse.cz>
7626 * read-rtl-function.c (function_reader::create_function): Use
7627 build_decl instread of build_decl_stat.
7629 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7631 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7632 * config/i386/avx512dqintrin.h: Ditto.
7633 * config/i386/avx512fintrin.h: Ditto.
7634 * config/i386/i386-builtin-types.def: Add new types.
7635 * gcc/config/i386/i386.c: Handle new types.
7636 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7637 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7638 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7639 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7640 (__builtin_ia32_kshiftridi): New.
7641 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7643 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7647 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7648 define to rs6000_init_stack_protect_guard.
7649 (rs6000_init_stack_protect_guard): New function.
7651 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7652 Yunqiang Su <yunqiang.su@imgtec.com>
7654 * config.gcc (supported_defaults): Add madd4.
7655 (with_madd4): Add validation.
7656 (all_defaults): Add madd4.
7657 * config/mips/mips.opt (mmadd4): New option.
7658 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7660 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7662 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7663 (ISA_HAS_FUSED_MADD4): Likewise.
7664 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7665 * gcc/doc/install.texi (--with-madd4): Document the new option.
7667 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7669 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7670 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7671 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7672 (aarch64_init_pauth_hint_builtins): New.
7673 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7674 (aarch64_expand_builtin): Expand new builtins.
7676 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7678 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7679 * combine-stack-adj.c (no_unhandled_cfa): Handle
7680 REG_CFA_TOGGLE_RA_MANGLE.
7681 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7682 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7683 info for return address signing.
7684 (aarch64_expand_epilogue): Likewise.
7686 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7688 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7689 * config/aarch64/aarch64-protos.h
7690 (aarch64_return_address_signing_enabled): New declaration.
7691 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7693 (aarch64_expand_prologue): Sign return address before it's pushed onto
7695 (aarch64_expand_epilogue): Authenticate return address fetched from
7697 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7698 (aarch64_attributes): New function attributes for "sign-return-address".
7699 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7700 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7701 ("*do_return"): Generate combined instructions according to key index.
7702 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7703 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7705 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7706 * config/aarch64/aarch64.opt (msign-return-address=): New.
7707 * doc/extend.texi (AArch64 Function Attributes): Documents
7708 "sign-return-address=".
7709 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7711 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7713 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7714 overall option summary.
7716 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7718 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7719 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7720 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7721 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7723 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7725 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7726 -mpower9-minmax by default for -mcpu=power9.
7727 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7728 128-bit floating point.
7730 2017-01-20 Alan Modra <amodra@gmail.com>
7732 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7733 optimizing for size.
7735 2017-01-20 Alan Modra <amodra@gmail.com>
7738 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7739 for strcmp and strncmp from corresponding builtin decl.
7741 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7743 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7744 instead of i386/rtems-64.h.
7745 * config/i386/rtems-64.h: Remove.
7747 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7751 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7753 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7755 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7757 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7758 Change int to HOST_WIDE_INT.
7759 * config/aarch64/aarch64-protos.h
7760 (aarch64_simd_gen_const_vector_dup): Likewise.
7761 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7763 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7765 * langhooks-def.h (lhd_type_for_size): New decl.
7766 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7767 * langhooks.c (lhd_type_for_size): New function, taken from
7770 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7772 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7773 define_bypass for CR latency.
7774 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7775 (power9-alu2): Add define_bypass for CR latency.
7777 (power9-mul): Update insn latency.
7778 (power9-mul-compare): Update insn latency, bypass latency and remove
7781 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7783 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7785 * config/aarch64/aarch64.md
7786 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7787 aarch64_nopcrelative_literal_loads.
7788 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7790 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7792 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7794 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7796 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7799 * config.gcc (supported_defaults): Add lxc1-sxc1.
7800 (with_lxc1_sxc1): Add validation.
7801 (all_defaults): Add lxc1-sxc1.
7802 * config/mips/mips.opt (mlxc1-sxc1): New option.
7803 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7805 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7806 __mips_no_lxc1_sxc1.
7807 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7808 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7809 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7811 2017-01-19 Richard Biener <rguenther@suse.de>
7813 PR tree-optimization/72488
7814 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7815 sure to restore SSA info.
7816 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7818 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7820 PR rtl-optimization/79121
7821 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7822 of the inner type when shifting an extended value.
7824 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7827 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7828 interposable aliases.
7830 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7833 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7834 Use the evmergelohi instruction.
7835 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7836 (mov_sitf_e500_subreg8_2_be): Likewise.
7837 (mov_sitf_e500_subreg12_2_le): Likewise.
7838 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7839 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7840 (mov_sitf_e500_subreg8_2_le): Likewise.
7841 (mov_sitf_e500_subreg12_2_be): Likewise.
7843 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7845 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7846 attribute from vecsimple to vecperm.
7847 (altivec_vbpermq2): Likewise.
7849 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7852 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7854 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7855 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7856 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7857 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7858 case where N arg is SIZE_MAX.
7859 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7860 (cmpstrsi): Add pattern.
7862 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7864 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7865 __builtin_vec_revb builtins.
7866 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7867 built-in functions to support generation of the ISA 3.0 XXBR<x>
7868 vector byte reverse instructions.
7869 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7870 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7871 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7872 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7873 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7874 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7875 (P9V_BUILTIN_VEC_REVB): Likewise.
7876 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7877 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7878 (p9_xxbrq_v16qi): Likewise.
7879 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7880 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7881 (p9_xxbrh_v8hi): Likewise.
7882 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7883 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7884 vec_revb built-in functions.
7886 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7888 PR rtl-optimization/78952
7889 * config/i386/i386.md (any_extract): New code iterator.
7890 (*insvqi_2): Use any_extract for source operand.
7891 (*insvqi_3): Use any_shiftrt for source operand.
7893 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7895 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7897 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7899 2017-01-18 Matthias Klose <doko@ubuntu.com>
7901 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7903 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7905 * config/rs6000/altivec.h (vec_bperm): Change #define.
7906 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7907 (altivec_vbpermq2): New define_insn.
7908 (altivec_vbpermd): Likewise.
7909 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7911 (VBPERMD): Likewise.
7912 (VBPERM): New polymorphic function interface.
7913 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7914 Add entries for P9V_BUILTIN_VEC_VBPERM.
7915 * doc/extend.texi: Add interfaces for vec_bperm.
7917 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7919 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7920 first letter of error messages.
7921 (s390_resolve_overloaded_builtin): Likewise.
7922 * config/s390/s390.c (s390_expand_builtin): Likewise.
7923 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7924 (s390_valid_target_attribute_inner_p): Likewise.
7925 * config/s390/s390.md ("tabort"): Likewise.
7927 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7929 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7930 (ISA_AVOID_DIV_HILO): New macro.
7931 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7932 (ISA_HAS_DDIV): Likewise.
7934 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7936 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7938 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7940 * doc/invoke.texi (fabi-version): Spelling fix.
7942 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7945 * doc/invoke.texi (fabi-version): Mention mangling fix for
7948 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7951 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7953 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7956 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7957 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7959 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7961 (stack_protect_test): Ditto.
7962 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7963 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7965 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7966 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7967 -mstack-protector-guard-offset=.
7968 (RS/6000 and PowerPC Options): Ditto.
7970 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7972 * config/i386/i386.h (MASK_CLASS_P): New define.
7973 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7974 there are no registers from different register sets also when
7975 mask registers are used. Update function comment.
7976 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7977 to (*k/*r) and (*k/*km) alternatives.
7979 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7981 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7982 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7983 (EH_RETURN_HANDLER_RTX): New define.
7984 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7985 Force frame pointer in EH return functions.
7986 (aarch64_expand_epilogue): Add barrier for eh_return.
7987 (aarch64_final_eh_return_addr): Remove.
7988 (aarch64_eh_return_handler_rtx): New function.
7989 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7991 (aarch64_eh_return_handler_rtx): New prototype.
7993 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7995 * config/rs6000/altivec.h (vec_rlmi): New #define.
7996 (vec_vrlnm): Likewise.
7997 (vec_rlnm): Likewise.
7998 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7999 (UNSPEC_VRLNM): Likewise.
8000 (VIlong): New mode iterator.
8001 (altivec_vrl<VI_char>mi): New define_insn.
8002 (altivec_vrl<VI_char>nm): Likewise.
8003 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8006 (RLNM): New polymorphic function entry.
8007 (VRLWMI): New monomorphic function entry.
8009 (RLMI): New polymorphic function entry.
8010 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8011 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8012 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8015 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8018 * dwarf2out.c (field_byte_offset): Restore the
8019 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8020 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8021 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8024 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8027 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8029 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8032 * dwarf2out.c (add_data_member_location_attribute): For constant
8033 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8034 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8035 DW_AT_byte_size attributes.
8037 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8039 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8040 after forcing to constant memory when the code model is medium.
8042 2017-01-17 Julia Koval <julia.koval@intel.com>
8045 * config/i386/avx512fintrin.h
8046 (_mm512_i32gather_ps): Change __addr type to void const*.
8047 (_mm512_mask_i32gather_ps): Ditto.
8048 (_mm512_i32gather_pd): Ditto.
8049 (_mm512_mask_i32gather_pd): Ditto.
8050 (_mm512_i64gather_ps): Ditto.
8051 (_mm512_mask_i64gather_ps): Ditto.
8052 (_mm512_i64gather_pd): Ditto.
8053 (_mm512_mask_i64gather_pd): Ditto.
8054 (_mm512_i32gather_epi32): Ditto.
8055 (_mm512_mask_i32gather_epi32): Ditto.
8056 (_mm512_i32gather_epi64): Ditto.
8057 (_mm512_mask_i32gather_epi64): Ditto.
8058 (_mm512_i64gather_epi32): Ditto.
8059 (_mm512_mask_i64gather_epi32): Ditto.
8060 (_mm512_i64gather_epi64): Ditto.
8061 (_mm512_mask_i64gather_epi64): Ditto.
8062 (_mm512_i32scatter_ps): Change __addr type to void*.
8063 (_mm512_mask_i32scatter_ps): Ditto.
8064 (_mm512_i32scatter_pd): Ditto.
8065 (_mm512_mask_i32scatter_pd): Ditto.
8066 (_mm512_i64scatter_ps): Ditto.
8067 (_mm512_mask_i64scatter_ps): Ditto.
8068 (_mm512_i64scatter_pd): Ditto.
8069 (_mm512_mask_i64scatter_pd): Ditto.
8070 (_mm512_i32scatter_epi32): Ditto.
8071 (_mm512_mask_i32scatter_epi32): Ditto.
8072 (_mm512_i32scatter_epi64): Ditto.
8073 (_mm512_mask_i32scatter_epi64): Ditto.
8074 (_mm512_i64scatter_epi32): Ditto.
8075 (_mm512_mask_i64scatter_epi32): Ditto.
8076 (_mm512_i64scatter_epi64): Ditto.
8077 (_mm512_mask_i64scatter_epi64): Ditto.
8078 * config/i386/avx512pfintrin.h
8079 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8080 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8081 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8082 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8083 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8084 (_mm512_prefetch_i32scatter_ps): Ditto.
8085 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8086 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8087 (_mm512_prefetch_i64scatter_pd): Ditto.
8088 (_mm512_prefetch_i64scatter_ps): Ditto.
8089 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8090 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8091 * config/i386/avx512vlintrin.h
8092 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8093 (_mm_mmask_i32gather_ps): Ditto.
8094 (_mm256_mmask_i32gather_pd): Ditto.
8095 (_mm_mmask_i32gather_pd): Ditto.
8096 (_mm256_mmask_i64gather_ps): Ditto.
8097 (_mm_mmask_i64gather_ps): Ditto.
8098 (_mm256_mmask_i64gather_pd): Ditto.
8099 (_mm_mmask_i64gather_pd): Ditto.
8100 (_mm256_mmask_i32gather_epi32): Ditto.
8101 (_mm_mmask_i32gather_epi32): Ditto.
8102 (_mm256_mmask_i32gather_epi64): Ditto.
8103 (_mm_mmask_i32gather_epi64): Ditto.
8104 (_mm256_mmask_i64gather_epi32): Ditto.
8105 (_mm_mmask_i64gather_epi32): Ditto.
8106 (_mm256_mmask_i64gather_epi64): Ditto.
8107 (_mm_mmask_i64gather_epi64): Ditto.
8108 (_mm256_i32scatter_ps): Change __addr type to void*.
8109 (_mm256_mask_i32scatter_ps): Ditto.
8110 (_mm_i32scatter_ps): Ditto.
8111 (_mm_mask_i32scatter_ps): Ditto.
8112 (_mm256_i32scatter_pd): Ditto.
8113 (_mm256_mask_i32scatter_pd): Ditto.
8114 (_mm_i32scatter_pd): Ditto.
8115 (_mm_mask_i32scatter_pd): Ditto.
8116 (_mm256_i64scatter_ps): Ditto.
8117 (_mm256_mask_i64scatter_ps): Ditto.
8118 (_mm_i64scatter_ps): Ditto.
8119 (_mm_mask_i64scatter_ps): Ditto.
8120 (_mm256_i64scatter_pd): Ditto.
8121 (_mm256_mask_i64scatter_pd): Ditto.
8122 (_mm_i64scatter_pd): Ditto.
8123 (_mm_mask_i64scatter_pd): Ditto.
8124 (_mm256_i32scatter_epi32): Ditto.
8125 (_mm256_mask_i32scatter_epi32): Ditto.
8126 (_mm_i32scatter_epi32): Ditto.
8127 (_mm_mask_i32scatter_epi32): Ditto.
8128 (_mm256_i32scatter_epi64): Ditto.
8129 (_mm256_mask_i32scatter_epi64): Ditto.
8130 (_mm_i32scatter_epi64): Ditto.
8131 (_mm_mask_i32scatter_epi64): Ditto.
8132 (_mm256_i64scatter_epi32): Ditto.
8133 (_mm256_mask_i64scatter_epi32): Ditto.
8134 (_mm_i64scatter_epi32): Ditto.
8135 (_mm_mask_i64scatter_epi32): Ditto.
8136 (_mm256_i64scatter_epi64): Ditto.
8137 (_mm256_mask_i64scatter_epi64): Ditto.
8138 (_mm_i64scatter_epi64): Ditto.
8139 (_mm_mask_i64scatter_epi64): Ditto.
8140 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8141 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8142 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8143 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8144 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8145 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8146 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8147 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8148 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8149 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8150 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8151 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8152 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8153 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8154 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8155 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8156 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8157 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8158 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8159 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8160 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8161 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8162 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8163 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8164 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8165 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8166 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8167 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8168 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8169 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8170 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8171 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8172 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8173 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8174 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8175 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8176 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8177 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8178 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8179 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8180 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8181 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8182 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8183 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8184 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8185 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8186 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8187 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8188 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8189 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8190 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8191 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8192 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8193 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8194 definitions accordingly.
8196 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8197 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8200 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8203 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8206 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8207 hard regs for inner regno.
8209 2017-01-17 Martin Liska <mliska@suse.cz>
8212 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8213 assumption and add comment.
8215 2017-01-17 Nathan Sidwell <nathan@acm.org>
8217 * ipa-visibility.c (localize_node): New function, broken out of ...
8218 (function_and_variable_visibility): ... here. Call it.
8220 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8223 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8224 correctly set frequency of oudgoing edge.
8225 (duplicate_thread_path): Fix profile updating.
8227 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8230 * configure.ac: Add GCC_BASE_VER.
8231 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8232 version from BASE-VER file.
8233 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8234 (gcc.o): Depend on $(BASEVER).
8235 * common.opt (dumpfullversion): New option.
8236 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8237 * doc/invoke.texi: Document -dumpfullversion.
8238 * doc/install.texi: Document --with-gcc-major-version-only.
8239 * configure: Regenerated.
8241 2017-01-17 Richard Biener <rguenther@suse.de>
8243 PR tree-optimization/71433
8244 * tree-vrp.c (register_new_assert_for): Merge same asserts
8245 on all incoming edges.
8246 (process_assert_insertions_for): Handle insertions at the
8249 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8251 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8252 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8254 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8257 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8260 2017-01-17 Alan Modra <amodra@gmail.com>
8263 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8264 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8265 symbolic stack limit when pic.
8267 2017-01-16 Martin Sebor <msebor@redhat.com>
8269 PR tree-optimization/78608
8270 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8272 2017-01-16 Jeff Law <law@redhat.com>
8275 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8276 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8277 for several include directories that may be relative to sysroot.
8278 * config/i386/x-mingw32 (gplus_includedir): Define.
8279 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8280 (native_system_includedir): Likewise.
8281 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8282 override if TARGET_SYSTEM_ROOT is defined.
8283 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8285 PR tree-optimization/79090
8286 PR tree-optimization/33562
8287 PR tree-optimization/61912
8288 PR tree-optimization/77485
8289 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8290 and computed trims into the dump file.
8292 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8294 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8296 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8299 * gimplify.c (gimplify_init_constructor): If want_value and
8300 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8304 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8305 sequence. Formatting fixes.
8306 (doloop_optimize): Formatting fixes.
8309 * gcc.c (debug_level_greater_than_spec_func): New function.
8310 (static_spec_functions): Add debug-level-gt spec function.
8311 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8313 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8314 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8315 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8316 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8317 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8318 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8320 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8322 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8323 QImode fixups to general and mask registers only.
8325 2017-01-16 Carl Love <cel@us.ibm.com>
8327 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8328 for built-in functions
8329 vector signed char vec_nabs (vector signed char)
8330 vector signed short vec_nabs (vector signed short)
8331 vector signed int vec_nabs (vector signed int)
8332 vector signed long long vec_nabs (vector signed long long)
8333 vector float vec_nabs (vector float)
8334 vector double vec_nabs (vector double)
8335 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8337 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8338 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8339 * doc/extend.texi: Update the documentation file for the new built-in
8342 2017-01-16 Martin Sebor <msebor@redhat.com>
8344 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8347 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8349 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8350 UNSPEC_VSX__XXSPLTD to require special splat handling.
8352 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8355 * system.h: Poison strndup.
8357 2017-01-16 Alan Modra <amodra@gmail.com>
8360 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8363 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8365 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8367 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8370 call recog here. Assert that INSN_CODE (insn) is non-negative.
8372 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8375 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8377 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8378 in the currently scheduled RTL fragment.
8380 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8382 PR rtl-optimization/78751
8383 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8386 2017-01-14 Jeff Law <law@redhat.com>
8388 PR tree-optimization/79090
8389 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8390 variable length stores.
8391 (compute_trims): Delete dead assignment to *trim_tail.
8392 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8395 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8397 PR rtl-optimization/78626
8398 PR rtl-optimization/78727
8399 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8400 of a block, and split such blocks after everything else is finished.
8402 2017-01-14 Alan Modra <amodra@gmail.com>
8405 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8406 target legitimate_combined_insn.
8407 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8408 (rs6000_legitimate_combined_insn): New function.
8409 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8411 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8412 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8413 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8415 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8417 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8419 2017-01-13 Jeff Law <law@redhat.com>
8421 PR tree-optimization/33562
8422 PR tree-optimization/61912
8423 PR tree-optimization/77485
8424 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8426 (delete_dead_assignment): Likewise.
8427 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8428 statement to delete_dead_call and delete_dead_assignment.
8430 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8433 * substring-locations.c (format_warning_va): Strengthen case 1 so
8434 that both endpoints of the substring must be within the format
8435 range for just the substring to be printed.
8437 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8439 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8440 * config/i386/i386.c (ix86_target_string): Add missing options
8441 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8442 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8443 flags_other and ix86_target_other to flags2_other. Display unknown
8445 (ix86_valid_target_attribute_inner_p): Add missing options and
8446 reorder options by implied ISAs, as in ix86_target_string.
8448 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8450 * hash-table.h (hash_table::too_empty_p): New function.
8451 (hash_table::expand): Use it.
8452 (hash_table::traverse): Likewise.
8453 (hash_table::empty_slot): Use sizeof (value_type) instead of
8454 sizeof (PTR) to convert bytes to elements. Shrink the table
8455 if the current size is excessive for the current number of
8458 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8460 * ira-costs.c (record_reg_classes): Break from the inner loop
8461 early once alt_fail is known to be true. Update outer loop
8462 handling accordingly.
8464 2017-01-13 Jeff Law <law@redhat.com>
8466 * tree-ssa-dse.c (decrement_count): New function.
8467 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8468 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8469 when we know the partially dead statement is a mem* function.
8471 PR tree-optimization/61912
8472 PR tree-optimization/77485
8473 * tree-ssa-dse.c: Include expr.h.
8474 (maybe_trim_constructor_store): New function.
8475 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8477 PR tree-optimization/33562
8478 PR tree-optimization/61912
8479 PR tree-optimization/77485
8480 * doc/invoke.texi: Document new dse-max-object-size param.
8481 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8482 * tree-ssa-dse.c: Include params.h.
8483 (dse_store_status): New enum.
8484 (initialize_ao_ref_for_dse): New, partially extracted from
8486 (valid_ao_ref_for_dse, normalize_ref): New.
8487 (setup_live_bytes_from_ref, compute_trims): Likewise.
8488 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8489 (maybe_trim_partially_dead_store): Likewise.
8490 (maybe_trim_complex_store): Likewise.
8491 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8492 Track what bytes live from the original store. Return tri-state
8493 for dead, partially dead or live.
8494 (dse_dom_walker): Add constructor, destructor and new private members.
8495 (delete_dead_call, delete_dead_assignment): New extracted from
8497 (dse_optimize_stmt): Make a member of dse_dom_walker.
8498 Use initialize_ao_ref_for_dse.
8500 PR tree-optimization/33562
8501 PR tree-optimization/61912
8502 PR tree-optimization/77485
8503 * sbitmap.h (bitmap_count_bits): Prototype.
8504 (bitmap_clear_range, bitmap_set_range): Likewise.
8505 * sbitmap.c (bitmap_clear_range): New function.
8506 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8508 2017-01-13 Martin Liska <mliska@suse.cz>
8511 * function.c (set_cfun): Add new argument force.
8512 * function.h (set_cfun): Likewise.
8513 * ipa-inline-transform.c (inline_call): Use the function when
8514 strict alising from is dropped for function we inline to.
8516 2017-01-13 Richard Biener <rguenther@suse.de>
8518 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8519 for dumping GIMPLE INTEGER_CSTs.
8521 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8523 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8524 to 201112L since C++17.
8526 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8529 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8530 if -fsanitize=kernel-address is present.
8532 2017-01-13 Richard Biener <rguenther@suse.de>
8534 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8535 as _Literal ( type ) number in case usual suffixes do not
8536 preserve all information.
8538 2017-01-13 Richard Biener <rguenther@suse.de>
8540 PR tree-optimization/77283
8541 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8542 and ssa-iterators.h.
8543 (is_feasible_trace): Implement a cost model based on joiner
8546 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8549 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8550 char or short to __float128/_Float128 directly.
8552 2017-01-12 Martin Sebor <msebor@redhat.com>
8554 to -Wformat-overflow.
8555 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8556 (min_bytes_remaining): Same.
8557 (get_string_length): Same.
8558 (format_string): Same.
8559 (format_directive): Same.
8561 (pass_sprintf_length::handle_gimple_call): Same.
8563 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8565 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8566 info.nowrite calls with no lhs that can't throw. Return bool
8567 whether gsi_remove has been called or not.
8568 (pass_sprintf_length::handle_gimple_call): Return bool whether
8569 try_substitute_return_value called gsi_remove. Formatting fix.
8570 (pass_sprintf_length::execute): Don't use gsi_remove if
8571 handle_gimple_call returned true.
8574 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8575 be removed due to side-effects, don't remove following barrier nor
8576 turn the successor edge into fallthru edge.
8578 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8581 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8582 element-reversing loads and stores as not swappable.
8584 2017-01-12 Nathan Sidwell <nathan@acm.org>
8585 Nicolai Stange <nicstange@gmail.com>
8587 * combine.c (try_combine): Don't ignore result of overlap checking
8588 loop. Combine overlap & asm check into single loop.
8590 2017-01-12 Richard Biener <rguenther@suse.de>
8592 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8593 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8595 2017-01-12 Richard Biener <rguenther@suse.de>
8597 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8598 and TS_TARGET_OPTION directly derive from TS_BASE.
8599 * tree-core.h (tree_optimization_option): Derive from tree_base.
8600 (tree_target_option): Likewise.
8602 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8604 * config/i386/i386.c (memory_address_length): Increase len
8605 only when rip_relative_addr_p returns false.
8607 2017-01-11 Julia Koval <julia.koval@intel.com>
8609 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8610 (OPTION_MASK_ISA_SGX_SET): New.
8611 (ix86_handle_option): Handle OPT_msgx.
8612 * config.gcc: Added sgxintrin.h.
8613 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8614 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8615 * config/i386/i386.c (ix86_target_string): Add -msgx.
8617 (ix86_option_override_internal): Handle new options.
8618 (ix86_valid_target_attribute_inner_p): Add sgx.
8619 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8620 * config/i386/i386.opt: Add msgx.
8621 * config/i386/sgxintrin.h: New file.
8622 * config/i386/x86intrin.h: Add sgxintrin.h.
8624 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8627 * fold-const.c (maybe_nonzero_address): Return 1 for function
8629 (tree_single_nonzero_warnv_p): Don't handle function local objects
8633 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8636 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8639 * opts.c: Include "spellcheck.h"
8640 (struct string_fragment): New struct.
8641 (struct edit_distance_traits<const string_fragment &>): New
8643 (get_closest_sanitizer_option): New function.
8644 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8646 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8648 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8650 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8651 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8652 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8653 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8654 for initial die_offset if dwarf_split_debug_info.
8655 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8656 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8658 (output_skeleton_debug_sections): Formatting fix. Use
8659 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8660 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8662 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8664 * config/arm/cortex-a53.md: Add bypasses for
8666 (cortex_a53_r2f): Only use for transfers.
8667 (cortex_a53_f2r): Likewise.
8668 (cortex_a53_r2f_cvt): Add reservation for conversions.
8669 (cortex_a53_f2r_cvt): Likewise.
8671 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8673 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8674 to all inlined functions, change static to extern.
8676 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8679 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8681 (arm_assemble_integer): Likewise.
8683 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8685 * config.gcc: Use new awk script to check CPU, FPU and architecture
8686 parameters for --with-... options.
8687 * config/arm/parsecpu.awk: New file
8688 * config/arm/arm-cpus.in: New file.
8689 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8691 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8693 * config/arm/t-arm: Update dependency rules.
8694 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8695 of processing .def files.
8696 * config/arm/genopt.sh: Deleted.
8697 * config/arm/gentune.sh: Deleted.
8698 * config/arm/arm-cores.def: Deleted.
8699 * config/arm/arm-arches.def: Deleted.
8700 * config/arm/arm-fpus.def: Deleted.
8701 * config/arm/arm-tune.md: Regenerated.
8702 * config/arm/arm-tables.opt: Regenerated.
8703 * config/arm/arm-cpu.h: New generated file.
8704 * config/arm/arm-cpu-data.h: New generated file.
8705 * config/arm/arm-cpu-cdata.h: New generated file.
8707 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8710 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8712 (input_varpool_node): Unpack dynamically_initialized bit.
8714 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8716 PR rtl-optimization/79032
8717 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8718 the alignment of the adjusted memory reference against that of MODE,
8719 instead of the alignment of the original memory reference.
8721 2017-01-11 Martin Jambor <mjambor@suse.cz>
8723 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8725 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8726 decorated functions.
8728 2017-01-11 Richard Biener <rguenther@suse.de>
8730 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8731 set range/nonnull info for PHI results. Do not set it on
8732 stmts marked for removal.
8734 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8736 * expr.c (store_field): In the bitfield case, fetch the return value
8737 from the registers before applying a single big-endian adjustment.
8738 Always do a final load for a BLKmode value not larger than a word.
8740 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8743 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8744 that we correctly handle column numbers greater than
8745 LINE_MAP_MAX_COLUMN_NUMBER.
8747 2017-01-10 Martin Sebor <msebor@redhat.com>
8750 * gimple-ssa-sprintf.c (get_destination_size): Call
8751 {init,fini}object_sizes.
8752 * tree-object-size.c (addr_object_size): Adjust.
8753 (pass_through_call): Adjust.
8754 (pass_object_sizes::execute): Adjust.
8755 * tree-object-size.h (fini_object_sizes): Declare.
8757 2017-01-10 Martin Sebor <msebor@redhat.com>
8759 PR tree-optimization/78775
8760 * builtins.c (get_size_range): Move...
8761 * calls.c: ...to here.
8762 (alloc_max_size): Accept zero argument.
8763 (operand_signed_p): Remove.
8764 (maybe_warn_alloc_args_overflow): Call get_size_range.
8765 * calls.h (get_size_range): Declare.
8767 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8769 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8770 from TI's devices.csv file as of September 2016.
8771 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8773 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8775 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8776 * doc/invoke.texi: Likewise.
8777 * doc/md.texi: Likewise.
8778 * doc/objc.texi: Likewise.
8780 2017-01-10 Joshua Conner <joshconner@google.com>
8782 * config/arm/fuchsia-elf.h: New file.
8783 * config/fuchsia.h: New file.
8784 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8785 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8787 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8789 2016-01-10 Richard Biener <rguenther@suse.de>
8791 PR tree-optimization/79034
8792 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8793 Propagate out degenerate PHIs in the joiner.
8795 2017-01-10 Martin Liska <mliska@suse.cz>
8797 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8798 (sort_congruence_classes_by_decl_uid): Likewise.
8799 (sort_congruence_class_groups_by_decl_uid): Likewise.
8800 (sem_item_optimizer::merge_classes): Sort class, groups in these
8801 classes and members in the groups by DECL_UID of declarations.
8802 This would make merge operations stable.
8804 2017-01-10 Martin Liska <mliska@suse.cz>
8806 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8807 usage of m_classes_vec.
8808 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8809 (sem_item_optimizer::get_group_by_hash): Likewise.
8810 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8811 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8812 (sem_item_optimizer::verify_classes): Likewise.
8813 (sem_item_optimizer::process_cong_reduction): Likewise.
8814 (sem_item_optimizer::dump_cong_classes): Likewise.
8815 (sem_item_optimizer::merge_classes): Likewise.
8816 * ipa-icf.h (congruence_class_hash): Rename from
8817 congruence_class_group_hash. Remove declaration of m_classes_vec.
8819 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8821 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8822 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8823 * config.gcc: Add avx512vpopcntdqintrin.h.
8824 * config/i386/avx512vpopcntdqintrin.h: New.
8825 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8826 * config/i386/i386-builtin-types.def: Add new types.
8827 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8828 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8829 __builtin_ia32_vpopcountq_v8di_mask): New.
8830 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8831 __AVX512VPOPCNTDQ__.
8832 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8833 (PTA_AVX512VPOPCNTDQ): Define.
8834 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8835 TARGET_AVX512VPOPCNTDQ_P): Define.
8836 * config/i386/i386.opt: Add mavx512vpopcntdq.
8837 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8838 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8840 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8843 * predict.def (PRED_CALL): Set to 67.
8845 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8847 * expr.c (store_field): In the bitfield case, if the value comes from
8848 a function call and is of an aggregate type returned in registers, do
8849 not modify the field mode; extract the value in all cases if the mode
8850 is BLKmode and the size is not larger than a word.
8852 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8855 * config/i386/cpuid.h: Fix undefined behavior.
8857 2017-01-04 Jeff Law <law@redhat.com>
8859 PR tree-optimization/79007
8860 PR tree-optimization/67955
8861 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8862 conservative for pt.null when flag_non_call_exceptions is on.
8864 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8866 PR translation/79019
8867 PR translation/79020
8868 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8869 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8870 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8872 * config/avr/avr.opt (maccumulate-args): Likewise.
8873 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8874 * common.opt (freport-bug): Likewise.
8875 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8876 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8877 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8878 translatable string.
8879 * config/i386/i386.c (function_value_32): Likewise.
8880 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8881 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8883 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8884 * common/config/msp430/msp430-common.c (msp430_handle_option):
8886 * symtab.c (symtab_node::verify_base): Likewise.
8887 * opts.c (set_debug_level): Likewise.
8888 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8889 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8890 missing whitespace to translatable strings.
8891 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8892 * config/sh/superh.h: Likewise.
8893 * config/i386/xopintrin.h: Likewise.
8894 * config/i386/znver1.md: Likewise.
8895 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8896 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8897 * double-int.h (struct double_int): Likewise.
8898 * double-int.c (div_and_round_double): Likewise.
8899 * wide-int.cc: Likewise.
8900 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8901 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8902 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8903 (crossjumps_occurred): ... this.
8904 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8907 PR tree-optimization/78899
8908 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8909 returning bool return struct loop *, NULL for failure and the new
8911 (versionable_outer_loop_p): Don't version outer loop if it has
8912 dont_vectorized bit set.
8913 (tree_if_conversion): When versioning outer loop, ensure
8914 tree_if_conversion is performed also on the inner loop of the
8915 non-vectorizable outer loop copy.
8916 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8917 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8918 prevent vectorization of it.
8919 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8920 the outer loop vectorization of the non-scalar version is attempted
8921 before vectorization of the inner loop in scalar version. If
8922 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8923 vectorization of its inner loop.
8924 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8925 has 2 inner loops, rename also on edges from bb whose single pred
8926 is outer_loop->header. Fix typo in function comment.
8928 2017-01-09 Martin Sebor <msebor@redhat.com>
8931 * asan.c (asan_emit_stack_protection): Increase local buffer size
8932 to avoid snprintf truncation warning.
8934 2017-01-09 Andrew Pinski <apinski@cavium.com>
8936 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8937 to reference thunderx2t99 for the tuning structure
8938 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8940 (thunderx2t99_extra_costs): This.
8941 * config/aarch64/aarch64-tune.md: Regenerate.
8942 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8943 (vulcan_addrcost_table): This.
8944 (vulcan_regmove_cost): Rename to ...
8945 (thunderx2t99_regmove_cost): This.
8946 (vulcan_vector_cost): Rename to ...
8947 (thunderx2t99_vector_cost): this.
8948 (vulcan_branch_cost): Rename to ...
8949 (thunderx2t99_branch_cost): This.
8950 (vulcan_tunings): Rename to ...
8951 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8952 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8954 2017-01-09 Martin Jambor <mjambor@suse.cz>
8958 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8959 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8960 (propagate_vr_accross_jump_function): Use the above function for all
8961 value range computations for pass-through jump functions and type
8962 converasion from explicit value range values.
8963 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8964 parameters from TYPE_ARG_TYPES.
8965 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8966 (ipa_write_node_info): Stream type of the actual argument.
8967 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8969 2017-01-09 Martin Liska <mliska@suse.cz>
8972 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8973 (lookup_compiler): Do not show error message with have_E.
8975 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8977 PR tree-optimization/78938
8978 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8979 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8980 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8981 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8984 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8986 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8989 2017-01-09 Richard Biener <rguenther@suse.de>
8991 PR tree-optimization/78997
8992 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8993 name condition properly.
8995 2017-01-09 Richard Biener <rguenther@suse.de>
8998 * dwarf2out.c (is_cxx): New overload with context.
8999 (is_naming_typedef_decl): Use it.
9001 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9003 * invoke.texi (Option Summary): Correct spacing in option lists
9004 and add line breaks to fix over-long lines.
9006 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9010 * extend.texi (Common Variable Attributes): Add xref to GCC
9011 Internals manual to explain mode attribute keywords.
9013 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9016 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9017 and Preprocessor Options.
9018 (Options for Linking): Document -pthread here....
9019 (RS/6000 and PowerPC Options): ...not here.
9020 (Solaris 2 Options): ...or here.
9021 * doc/cppopts.texi: Document -pthread.
9023 2017-01-08 Martin Sebor <msebor@redhat.com>
9026 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9027 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9028 New member functions.
9029 (format_directive): Used them.
9031 (pass_sprintf_length::handle_gimple_call): Same.
9032 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9033 to avoid truncation for any argument.
9034 (extract_affine_mul): Same.
9035 * tree.c (get_file_function_name): Same.
9037 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9040 * predict.def (PRED_INDIR_CALL): Set to 86.
9042 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9044 PR preprocessor/54124
9045 * doc/cppopts.texi: Reformat -d subtable to list the full name
9046 of the options. Add cross-reference to the docs for the general
9047 compiler -d options.
9048 * doc/invoke.texi (Developer Options): Add cross-reference to the
9049 preprocessor-specific -d option documentation.
9051 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9053 PR preprocessor/13498
9054 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9055 redudant material, and reflect new command-line options.
9056 (System Headers): Likewise.
9058 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9060 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9061 -isystem, and -idirafter. Copy-edit.
9062 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9063 default for -ftrack-macro-expansion. Delete obsolete and
9064 badly-formatted implementation details about -fdebug-cpp output.
9065 * doc/cppwarnopts.texi: Copy-edit.
9067 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9070 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9071 that the transition from a max line width >= 1<<10 to narrower
9072 lines works correctly.
9074 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9076 * doc/options.texi (PerFunction): New.
9077 * opt-functions.awk (switch_flags): Map both Optimization and
9078 PerFunction to CL_OPTIMIZATION.
9079 * opth-gen.awk: Test for PerFunction flag along with
9081 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9082 it only when the latter is present. Skip those that don't in
9083 the hash function generator.
9084 * common.opt (fvar-tracking): Mark as PerFunction instead of
9086 (fvar-tracking-assignments): Likewise.
9087 (fvar-tracking-assignments-toggle): Likewise.
9088 (fvar-tracking-uninit): Likewise.
9090 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9092 PR translation/79018
9093 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9096 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9099 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9100 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9101 TARGET_LONG_JUMP_TABLE_OFFSETS.
9102 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9103 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9104 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9105 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9106 * config/m68k/m68k.md (tablejump expander): Likewise.
9107 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9108 TARGET_LONG_JUMP_TABLE_OFFSETS.
9109 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9110 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9112 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9113 David Holsgrove <david.holsgrove@xilinx.com>
9115 * common/config/microblaze/microblaze-common.c
9116 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9117 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9119 * config/microblaze/microblaze.c (microblaze_must_save_register)
9120 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9122 (microblaze_eh_return): New function.
9123 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9124 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9125 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9126 * config/microblaze/microblaze.md (eh_return): New pattern.
9128 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9130 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9131 GCC_DIAGNOSTIC_STRINGIFY): Define.
9133 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9135 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9137 * config/arm/arm.md (<mcrr>): New.
9139 * config/arm/arm.c (arm_arch5te): New.
9140 (arm_option_override): Set arm_arch5te.
9141 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9143 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9144 (arm_mcrr_qualifiers): ... this. New.
9145 (MRRC_QUALIFIERS): Define to...
9146 (arm_mrrc_qualifiers): ... this. New.
9147 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9149 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9150 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9151 (MRRCI, mrrc, MRRC): New.
9152 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9153 VUNSPEC_MRRC2): New.
9155 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9157 * config/arm/arm.md (<mcr>): New.
9159 * config/arm/arm.c (arm_coproc_builtin_available): Add
9160 support for mcr, mrc, mcr2 and mrc2.
9161 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9162 (arm_mcr_qualifiers): ... this. New.
9163 (MRC_QUALIFIERS): Define to ...
9164 (arm_mrc_qualifiers): ... this. New.
9165 (MCR_QUALIFIERS): Define to ...
9166 (arm_mcr_qualifiers): ... this. New.
9167 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9169 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9170 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9171 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9174 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9176 * config/arm/arm.md (*ldc): New.
9180 * config/arm/arm.c (arm_coproc_builtin_available): Add
9181 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9182 (arm_coproc_ldc_stc_legitimate_address): New.
9183 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9184 'qualifier_const_pointer'.
9185 (LDC_QUALIFIERS): Define to...
9186 (arm_ldc_qualifiers): ... this. New.
9187 (STC_QUALIFIERS): Define to...
9188 (arm_stc_qualifiers): ... this. New.
9189 * config/arm/arm-protos.h
9190 (arm_coproc_ldc_stc_legitimate_address): New.
9191 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9192 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9193 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9194 stc2, stcl, stc2l): New.
9195 * config/arm/constraints.md (Uz): New.
9196 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9197 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9198 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9199 VUNSPEC_STC2L): New.
9201 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9203 * config/arm/arm.md (<cdp>): New.
9204 * config/arm/arm.c (neon_const_bounds): Rename this ...
9205 (arm_const_bounds): ... this.
9206 (arm_coproc_builtin_available): New.
9207 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9208 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9209 (CDP_QUALIFIERS): Define to...
9210 (arm_cdp_qualifiers): ... this. New.
9212 (arm_expand_builtin_args): Add case for 6 arguments.
9213 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9214 (arm_const_bounds): ... this.
9215 (arm_coproc_builtin_available): New.
9216 * config/arm/arm_acle.h (__arm_cdp): New.
9218 * config/arm/arm_acle_builtins.def (cdp): New.
9220 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9221 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9223 * config/arm/types.md (coproc): New.
9224 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9225 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9226 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9227 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9229 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9231 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9232 (UBINOP_QUALIFIERS): New.
9234 (acle_builtin_data): New. Change comment.
9235 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9236 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9237 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9238 arm_acle_builtins.def.
9239 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9240 (arm_init_acle_builtins): New.
9241 (CRC32_BUILTIN): Remove.
9242 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9243 crc32cb, crc32ch and crc32cw.
9244 (arm_init_crc32_builtins): Remove.
9245 (arm_init_builtins): Use arm_init_acle_builtins rather
9246 than arm_init_crc32_builtins.
9247 (arm_expand_acle_builtin): New.
9248 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9249 * config/arm/arm_acle_builtins.def: New.
9251 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9253 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9254 (arm_builtin_datum): ... this.
9255 (arm_init_neon_builtin): Rename to ...
9256 (arm_init_builtin): ... this. Add a new parameters PREFIX
9257 and USE_SIG_IN_NAME.
9258 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9259 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9260 'arm_builtin_datum'.
9261 (arm_init_vfp_builtins): Likewise.
9262 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9263 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9264 (arm_expand_neon_args): Rename to ...
9265 (arm_expand_builtin_args): ... this. Rename builtin_arg
9266 enum values and differentiate between ARG_BUILTIN_MEMORY
9267 and ARG_BUILTIN_NEON_MEMORY.
9268 (arm_expand_neon_builtin_1): Rename to ...
9269 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9270 values, arm_expand_builtin_args and add bool parameter NEON.
9271 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9272 (arm_expand_vfp_builtin): Likewise.
9273 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9275 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9278 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9279 * predict.c (tree_estimate_probability_bb): Reverse direction of
9280 polymorphic call predictor.
9282 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9284 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9285 (determine_pass_name_match): ...this new function and...
9286 (should_skip_pass_p): ...this new function.
9288 2017-01-06 Nathan Sidwell <nathan@acm.org>
9290 * ipa-visibility.c (function_and_variable_visibility): Reformat
9291 comments and long lines. Remove extrneous if.
9292 * symtab.c (symtab_node::make_decl_local): Fix code format.
9293 (symtab_node::set_section_for_node): Fix comment typo.
9295 2017-01-06 Martin Liska <mliska@suse.cz>
9298 * lra-constraints.c: Rename invariant to lra_invariant.
9299 * predict.c (set_even_probabilities): Initialize e to NULL.
9301 2017-01-05 Martin Sebor <msebor@redhat.com>
9303 PR tree-optimization/78910
9304 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9305 (format_integer): Correct off-by-one error in the handling
9306 of precision with negative numbers in signed conversions..
9308 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9310 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9312 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9314 PR tree-optimization/71016
9315 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9316 factor_out_conditional_conversion. Formatting fix.
9317 (factor_out_conditional_conversion): Add cond_stmt argument.
9318 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9319 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9322 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9324 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9325 read-rtl-function.o, and selftest-rtl.o.
9326 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9327 (selftest::aarch64_test_loading_full_dump): New function.
9328 (selftest::aarch64_run_selftests): New function.
9329 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9330 selftest::aarch64_run_selftests.
9331 * config/i386/i386.c
9332 (selftest::ix86_test_loading_dump_fragment_1): New function.
9333 (selftest::ix86_test_loading_call_insn): New function.
9334 (selftest::ix86_test_loading_full_dump): New function.
9335 (selftest::ix86_test_loading_unspec): New function.
9336 (selftest::ix86_run_selftests): Call the new functions.
9337 * emit-rtl.c (maybe_set_max_label_num): New function.
9338 * emit-rtl.h (maybe_set_max_label_num): New decl.
9339 * function.c (instantiate_decls): Guard call to
9340 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9341 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9343 * gensupport.c (gen_reader::gen_reader): Pass "false"
9344 for new "compact" param of rtx_reader.
9345 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9346 rather than an empty string for NULL strings.
9347 * read-md.c: Potentially include config.h rather than bconfig.h.
9348 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9349 (have_error): New global, copied from errors.c.
9350 (md_reader::read_name): Rename to...
9351 (md_reader::read_name_1): ...this, adding "out_loc" param,
9352 and converting "missing name or number" to returning false, rather
9354 (md_reader::read_name): Reimplement in terms of read_name_1.
9355 (md_reader::read_name_or_nil): New function.
9356 (md_reader::read_string): Handle "(nil)" by returning NULL.
9357 (md_reader::md_reader): Add new param "compact".
9358 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9359 (md_reader::read_file): New method.
9360 * read-md.h (md_reader::md_reader): Add new param "compact".
9361 (md_reader::read_file): New method.
9362 (md_reader::is_compact): New accessor.
9363 (md_reader::read_name): Convert return type from void to file_location.
9364 (md_reader::read_name_or_nil): New decl.
9365 (md_reader::read_name_1): New decl.
9366 (md_reader::m_compact): New field.
9367 (noop_reader::noop_reader): Pass "false" for new "compact" param
9369 (rtx_reader::rtx_reader): Add new "compact" param.
9370 (rtx_reader::read_rtx_operand): Make virtual and convert return
9371 type from void to rtx.
9372 (rtx_reader::read_until): New decl.
9373 (rtx_reader::handle_any_trailing_information): New virtual function.
9374 (rtx_reader::postprocess): New virtual function.
9375 (rtx_reader::finalize_string): New virtual function.
9376 (rtx_reader::m_in_call_function_usage): New field.
9377 (rtx_reader::m_reuse_rtx_by_id): New field.
9378 * read-rtl-function.c: New file.
9379 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9380 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9381 (selftest::verify_three_block_rtl_cfg): New decl.
9382 * read-rtl-function.h: New file.
9383 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9384 For host, include function.h, memmodel.h, and emit-rtl.h.
9385 (one_time_initialization): New function.
9386 (struct compact_insn_name): New struct.
9387 (compact_insn_names): New array.
9388 (find_code): Handle insn codes in compact dumps.
9389 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9390 (bind_subst_iter_and_attr): Likewise.
9391 (add_condition_to_string): Likewise.
9392 (add_condition_to_rtx): Likewise.
9393 (apply_attribute_uses): Likewise.
9394 (add_current_iterators): Likewise.
9395 (apply_iterators): Likewise.
9396 (initialize_iterators): Guard usage of apply_subst_iterator with
9397 #ifdef GENERATOR_FILE.
9398 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9399 (md_reader::read_mapping): Likewise.
9400 (add_define_attr_for_define_subst): Likewise.
9401 (add_define_subst_attr): Likewise.
9402 (read_subst_mapping): Likewise.
9403 (check_code_iterator): Likewise.
9404 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9406 (one_time_initialization): New function.
9407 (rtx_reader::read_until): New method.
9408 (read_flags): New function.
9409 (parse_reg_note_name): New function.
9410 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9411 Handle reuse_rtx ids.
9412 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9413 Add parsing support for RTL dumps, mirroring the special-cases in
9414 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9415 values, and calling handle_any_trailing_information.
9416 (rtx_reader::read_rtx_operand): Convert return type from void
9417 to rtx, returning return_rtx. Handle case 'e'. Call
9418 finalize_string on XSTR and XTMPL fields.
9419 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9420 "(nil)" values were omitted. Call the postprocess vfunc on the
9422 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9423 class ctor. Initialize m_in_call_function_usage. Call
9424 one_time_initialization.
9425 * rtl-tests.c (selftest::test_uncond_jump): Call
9426 set_new_first_and_last_insn.
9427 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9428 * selftest-rtl.c: New file.
9429 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9430 (selftest::get_insn_by_uid): New decl.
9431 * selftest-run-tests.c (selftest::run_tests): Call
9432 read_rtl_function_c_tests.
9433 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9434 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9437 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9439 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9440 operands in a special way. Assert that pos+len <= mode precision.
9442 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9444 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9445 3 argument Alias with unlimited for the negative form.
9446 (fno-vect-cost-model): Removed.
9448 2017-01-05 Martin Liska <mliska@suse.cz>
9450 * hsa-gen.c (gen_hsa_divmod): New function.
9451 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9453 2017-01-05 Martin Liska <mliska@suse.cz>
9456 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9459 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9461 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9462 small constant length operands.
9464 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9466 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9467 between loop iterations.
9469 2017-01-05 Martin Liska <mliska@suse.cz>
9472 * gimplify.c (gimplify_decl_expr): Compare to
9473 asan_poisoned_variables instread of checking flags.
9474 (gimplify_target_expr): Likewise.
9475 (gimplify_expr): Likewise.
9476 (gimplify_function_tree): Conditionally initialize
9477 asan_poisoned_variables.
9479 2017-01-04 Jeff Law <law@redhat.com>
9481 PR tree-optimizatin/78812
9482 * rtl.h (contains_mem_rtx_p): Prototype.
9483 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9484 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9485 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9486 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9487 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9489 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9491 * input.c (assert_char_at_range): Default-initialize actual_range.
9493 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9495 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9496 to match the caller.
9498 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9500 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9501 insns after final jump in test to emit dummy move.
9503 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9505 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9506 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9508 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9510 * multiple_target.c (create_dispatcher_calls): Init e_next.
9511 * tree-ssa-loop-split.c (split_loop): Init border.
9512 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9515 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9520 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9521 (altivec_register_operand): Do not return true if the operand
9522 contains a SUBREG mixing SImode and SFmode.
9523 (vsx_register_operand): Likewise.
9524 (vsx_reg_sfsubreg_ok): New predicate.
9525 (vfloat_operand): Do not return true if the operand contains a
9526 SUBREG mixing SImode and SFmode.
9527 (vint_operand): Likewise.
9528 (vlogical_operand): Likewise.
9529 (gpc_reg_operand): Likewise.
9530 (int_reg_operand): Likewise.
9531 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9532 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9533 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9535 (rs6000_emit_move_si_sf_subreg): New helper function.
9536 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9537 fixup SUBREGs involving SImode and SFmode.
9538 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9539 numbers for the new peephole2 optimization.
9540 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9541 the GLIBC math library that do AND/IOR/XOR operations on single
9542 precision floating point.
9543 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9544 target macros to say whether we need to avoid SUBREGs mixing
9546 (TARGET_ALLOW_SF_SUBREG): Likewise.
9547 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9548 (UNSPEC_SI_FROM_SF): Likewise.
9549 (iorxor): Change spacing.
9550 (and_ior_xor): New iterator for AND, IOR, and XOR.
9551 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9552 (movdi_from_sf_zero_ext): Likewise.
9553 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9554 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9555 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9556 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9557 (fms<mode>4): Likewise.
9558 (fnma<mode>4): Likewise.
9559 (fnms<mode>4): Likewise.
9560 (nfma<mode>4): Likewise.
9561 (nfms<mode>4): Likewise.
9563 2017-01-04 Marek Polacek <polacek@redhat.com>
9566 * doc/invoke.texi: Document -Wpointer-compare.
9568 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9570 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9573 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9574 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9577 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9580 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9581 documentation of the powerpc_popcntb_ok attribute.
9582 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9583 code to issue warning messages if a requested CPU configuration is
9584 not supported by the binary (assembler and loader) toolchain.
9585 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9586 made to define a built-in function that has been disabled.
9587 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9588 made to define a built-in function that has been disabled.
9589 (altivec_init_builtins): Add comment explaining why definition
9590 of the DST built-in functions is not preceded by an assertion
9591 check. Add assertions to prevent ICE if attempts are made to
9592 define an altivec predicate or an abs* built-in function that has
9594 (htm_init_builtins): Add comment explaining why definition of the
9595 htm built-in functions is not preceded by an assertion check.
9597 2017-01-04 Jeff Law <law@redhat.com>
9599 PR tree-optimizatin/67955
9600 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9601 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9602 the points-to solution does not include pt_null. Use DECL_PT_UID
9605 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9608 Use gen_int_mode instead of gen_lopwart for const_int operands.
9610 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9612 PR tree-optimization/71563
9613 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9614 out of range value - has low bits known to be zero.
9616 2017-01-04 Alan Modra <amodra@gmail.com>
9618 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9619 * configure: Regenerate.
9620 * config.in: Regenerate.
9622 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9625 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9626 a substring of the message, but strcmp with the whole message. Ifdef
9627 ENABLE_NLS, translate the message first using dgettext.
9629 2017-01-03 Jeff Law <law@redhat.com>
9631 PR tree-optimizatin/78856
9632 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9633 (mark_threaded_blocks): Remove code to truncate thread paths that
9634 cross multiple loop headers. Instead invalidate the cached loop
9635 iteration information and handle case of a thread path walking
9636 into an irreducible region.
9638 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9641 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9642 assertions. Add support for doing the signbit if the IEEE 128-bit
9643 floating point value is in a GPR.
9644 * config/rs6000/rs6000.md (Fsignbit): Delete.
9645 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9646 Update the length attribute if the value is in a GPR.
9647 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9648 the sign or zero extension instruction, since the value is always 0/1.
9649 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9652 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9653 extracting SImode to a GPR register so that we can generate a
9654 store, limit the vector to be in a traditional Altivec register
9655 for the vextuwrx instruction.
9657 2017-01-03 Ian Lance Taylor <iant@google.com>
9659 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9661 2017-01-03 Martin Sebor <msebor@redhat.com>
9663 PR tree-optimization/78696
9664 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9665 precision. Use MPFR for %f for greater fidelity. Correct handling
9667 (pass_sprintf_length::compute_format_length): Set width and precision
9668 specified by asrerisk to void_node for vararg functions.
9669 (try_substitute_return_value): Adjust dump output.
9671 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9673 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9675 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9677 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9678 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9679 -mlra/-mno-lra was passed to the compiler.
9681 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9683 PR rtl-optimization/65618
9684 * emit-rtl.c (try_split): Move initialization of "before" and
9685 "after" to just before the call to emit_insn_after_setloc.
9687 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9689 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9691 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9693 * dwarf2out.c (gen_enumeration_type_die): When
9694 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9696 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9698 PR tree-optimization/78965
9699 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9700 Change first argument from const call_info & to call_info &. For %n
9701 set info.nowrite to false.
9704 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9705 possibly throwing calls.
9707 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9708 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9709 and fns handling, rather than in a separate case SSA_NAME.
9711 2017-01-02 Jeff Law <law@redhat.com>
9713 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9714 fixes for first_period and second_period variables.
9716 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9719 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9720 (*insvqi_1): New insn pattern.
9721 (*insvqi_1_mem_rex64): Ditto.
9723 (*insvqi_3): Rename from *insvqi.
9725 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9727 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9729 * doc/cfg.texi (Edges): Remove reference to Java.
9730 (Maintaining the CFG): Ditto.
9732 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9735 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9736 transparent aliases.
9738 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9741 * predict.def (PRED_CALL): Update hitrate.
9742 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9743 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9744 into direct/indirect/polymorphic variants.
9746 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9748 Update copyright years.
9750 * gcc.c (process_command): Update copyright notice dates.
9751 * gcov-dump.c (print_version): Ditto.
9752 * gcov.c (print_version): Ditto.
9753 * gcov-tool.c (print_version): Ditto.
9754 * gengtype.c (create_file): Ditto.
9755 * doc/cpp.texi: Bump @copying's copyright year.
9756 * doc/cppinternals.texi: Ditto.
9757 * doc/gcc.texi: Ditto.
9758 * doc/gccint.texi: Ditto.
9759 * doc/gcov.texi: Ditto.
9760 * doc/install.texi: Ditto.
9761 * doc/invoke.texi: Ditto.
9763 Copyright (C) 2017 Free Software Foundation, Inc.
9765 Copying and distribution of this file, with or without modification,
9766 are permitted in any medium without royalty provided the copyright
9767 notice and this notice are preserved.