1 2017-05-05 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/80558
4 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
5 [x, y] op z into [x op, y op z] for op & or | if conditions
8 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
9 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
12 * config/arm/arm.md (use_literal_pool): Remove.
13 (64-bit immediate split): No longer takes cost into consideration
14 if arm_disable_literal_pool is enabled.
15 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
16 used when arm_disable_literal_pool is enabled.
17 (arm_max_const_double_inline_cost): Remove use of
18 arm_disable_literal_pool.
19 (push_minipool_fix): Add assert.
20 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
21 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
22 (no_literal_pool_sf_immediate): New.
24 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26 PR tree-optimization/80613
27 * tree-ssa-dce.c (propagate_necessity): Remove cases for
28 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
30 2017-05-05 Richard Biener <rguenther@suse.de>
32 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
34 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
36 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
37 of this flag from insn conditions due to removal from r247495.
39 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
41 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
43 (arm_early_store_addr_dep_ptr): Likewise.
44 * config/arm/aarch-common-protos.h
45 (arm_early_load_addr_dep_ptr): Add prototype.
46 (arm_early_store_addr_dep_ptr): Likewise.
47 * config/arm/cortex-a53.md: Add new bypasses.
49 2017-05-05 Jakub Jelinek <jakub@redhat.com>
51 * tree.c (next_type_uid): Change type to unsigned.
52 (type_hash_canon): Decrement back next_type_uid if
53 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
54 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
57 2017-05-04 Martin Sebor <msebor@redhat.com>
59 * builtins.c: Fix a trivial typo in a comment.
62 * builtins.c (check_sizes): Adjust to handle reading past the end.
63 Avoid printing excessive upper bound of ranges. Use %E to print
64 tree nodes instead of converting them to %wu.
65 (expand_builtin_memchr): New function.
66 (compute_dest_size): Rename...
67 (compute_objsize): ...to this.
68 (expand_builtin_memcpy): Adjust.
69 (expand_builtin_mempcpy): Adjust.
70 (expand_builtin_strcat): Adjust.
71 (expand_builtin_strcpy): Adjust.
72 (check_strncat_sizes): Adjust.
73 (expand_builtin_strncat): Adjust.
74 (expand_builtin_strncpy): Adjust and simplify.
75 (expand_builtin_memset): Adjust.
76 (expand_builtin_bzero): Adjust.
77 (expand_builtin_memcmp): Adjust.
78 (expand_builtin): Handle memcmp.
79 (maybe_emit_chk_warning): Check strncat just once.
81 2017-05-04 Martin Sebor <msebor@redhat.com>
86 * builtins.c (check_sizes): Add inlining context and issue
87 warnings even when -Wno-system-headers is set.
88 (check_strncat_sizes): Same.
89 (expand_builtin_strncat): Same.
90 (expand_builtin_memmove): New function.
91 (expand_builtin_stpncpy): Same.
92 (expand_builtin): Handle memmove and stpncpy.
94 2017-05-04 Bin Cheng <bin.cheng@arm.com>
96 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
97 which is not used any more.
99 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
101 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
103 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
105 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
106 (cortexa53_tunings): Likewise.
107 (cortexa57_tunings): Likewise.
108 (cortexa72_tunings): Likewise.
109 (cortexa73_tunings): Likewise.
111 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
113 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
114 Set loop alignment to 8.
116 2017-05-04 Martin Sebor <msebor@redhat.com>
119 * builtins.c (expand_builtin_object_size): Add missing quoting to
120 %D and like directives.
121 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
122 (hsa_type_for_tree_type): Same.
123 (verify_function_arguments): Same.
124 * symtab.c (symbol_table::change_decl_assembler_name): Same.
125 * varasm.c (get_section): Same.
128 2017-05-04 Martin Sebor <msebor@redhat.com>
131 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
133 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
135 * config/aarch64/aarch64.c (generic_addrcost_table):
136 Change HI/TI mode setting.
138 2017-05-04 Martin Jambor <mjambor@suse.cz>
140 PR tree-optimization/80622
141 * tree-sra.c (comes_initialized_p): New function.
142 (build_accesses_from_assign): Only set write lazily when
143 comes_initialized_p is false.
144 (analyze_access_subtree): Use comes_initialized_p.
145 (propagate_subaccesses_across_link): Assert !comes_initialized_p
146 instead of testing for PARM_DECL.
148 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
150 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
151 constraint on operand 0 to allow more general addressing modes.
152 Adjust output template.
153 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
155 * config/aarch64/aarch64-protos.h
156 (aarch64_address_valid_for_prefetch_p): Declare prototype.
157 * config/aarch64/constraints.md (Dp): New address constraint.
158 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
161 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
163 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
164 update use of estimate_ipcp_clone_size_and_time.
165 (estimate_local_effects): Update use of
166 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
167 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
168 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
169 Return nonspecialized time.
171 2017-05-04 Richard Biener <rguenther@suse.de>
173 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
174 for the last VUSE which def dominates the PHI. Directly call
176 (get_continuation_for_phi_1): Remove.
178 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
180 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
181 to explain the use of truncating division. Cap the number of
182 iterations to the maximum given by nb_iterations_upper_bound,
185 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
187 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
188 * configure: Regenerate.
189 * config.in: Regenerate.
190 * config/i386/driver-mingw32.c: new file.
191 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
192 * config.host: Link driver-mingw32.o on MinGW host.
193 * doc/install.texi: Document new --enable-mingw-wildcard configure
196 2017-05-04 Marek Polacek <polacek@redhat.com>
198 PR tree-optimization/80612
199 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
201 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
202 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
204 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
205 (movt splitter): Likewise.
206 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
207 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
208 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
209 block for Thumb-1 with MOVT.
210 (thumb2_legitimate_address_p): Move code block ...
211 (can_avoid_literal_pool_for_label_p): ... into this new function.
212 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
214 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
215 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
216 "M-profile targets with the MOVT instruction".
218 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
220 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
221 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
222 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
224 2017-05-04 Martin Liska <mliska@suse.cz>
226 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
229 2017-05-04 Richard Biener <rguenther@suse.de>
231 * tree.c (array_at_struct_end_p): Handle arrays at struct
232 end with flexarrays more conservatively. Refactor and treat
233 arrays of arrays or aggregates more strict. Fix
234 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
235 * tree.c (array_at_struct_end_p): Adjust prototype.
236 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
237 * gimple-fold.c (get_range_strlen): Likewise.
238 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
240 2017-05-04 Richard Biener <rguenther@suse.de>
242 PR tree-optimization/31130
243 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
245 (supports_overflow_infinity): Likewise.
246 (is_negative_overflow_infinity): Likewise.
247 (is_positive_overflow_infinity): Likewise.
248 (is_overflow_infinity): Likewise.
249 (stmt_overflow_infinity): Likewise.
250 (overflow_infinity_range_p): Likewise.
251 (usable_range_p): Remove as always returning true.
252 (make_overflow_infinity): Remove.
253 (negative_overflow_infinity): Likewise.
254 (positive_overflow_infinity): Likewise.
255 (avoid_overflow_infinity): Likewise.
256 (set_value_range): Adjust accordingly.
257 (set_value_range_to_nonnegative): Likewise, remove now unused
258 overflow_infinity arg.
259 (vrp_operand_equal_p): Adjust.
260 (update_value_range): Likewise.
261 (range_int_cst_singleton_p): Likewise.
262 (operand_less_p): Likewise.
263 (compare_values_warnv): Likewise.
264 (extract_range_for_var_from_comparison_expr): Likewise.
265 (vrp_int_const_binop): Likewise.
266 (zero_nonzero_bits_from_vr): Likewise.
267 (extract_range_from_multiplicative_op_1): Likewise.
268 (extract_range_from_binary_expr_1): Likewise.
269 (extract_range_from_unary_expr): Likewise.
270 (extract_range_from_comparison): Likewise.
271 (extract_range_basic): Likewise.
272 (adjust_range_with_scev): Likewise.
273 (compare_ranges): Likewise.
274 (compare_range_with_value): Likewise.
275 (dump_value_range): Likewise.
276 (test_for_singularity): Likewise, remove strict_overflow_p parameter
278 (simplify_cond_using_ranges): Adjust.
280 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
282 * brig-builtins.def: Added a builtin for class_f64.
283 * builtin-types.def: Added a builtin type needed by class_f64.
285 2017-05-03 Jason Merrill <jason@redhat.com>
287 * timevar.def: Add TV_CONSTEXPR.
289 2017-05-03 David Malcolm <dmalcolm@redhat.com>
291 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
293 2017-05-03 Martin Jambor <mjambor@suse.cz>
295 * ipa-prop.c (ipa_update_after_lto_read): Removed.
296 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
297 * ipa-cp.c (ipcp_propagate_stage): Do not call
298 ipa_update_after_lto_read.
299 * ipa-inline.c (ipa_inline): Likewise.
301 2017-05-03 Martin Jambor <mjambor@suse.cz>
303 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
304 tag. Added a default constructor and a destructor.
305 (ipa_edge_args_sum_t): New class;
306 (ipa_edge_args_sum): Declare.
307 (ipa_edge_args_vector): Remove declaration.
308 (IPA_EDGE_REF): Use ipa_edge_args_sum.
309 (ipa_free_edge_args_substructures): Remove declaration.
310 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
311 (ipa_edge_args_info_available_for_edge_p): Likewise.
312 * ipa-prop.c (ipa_edge_args_vector): Removed.
313 (edge_removal_hook_holder): Likewise.
314 (edge_duplication_hook_holder): Likewise.
315 (ipa_edge_args_sum): New variable.
316 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
317 ipa_edge_args_vector.
318 (ipa_free_edge_args_substructures): Likewise.
319 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
320 ipa_edge_args_vector.
321 (ipa_edge_removal_hook): Turned into method
322 ipa_edge_args_sum_t::remove.
323 (ipa_edge_duplication_hook): Turned into method
324 ipa_edge_args_sum_t::duplicate.
325 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
326 registering edge hooks.
327 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
328 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
329 ipa_edge_args_sum instead of ipa_edge_args_vector.
330 * ipa-profile.c (ipa_profile): Likewise.
332 2017-05-03 Martin Jambor <mjambor@suse.cz>
334 * symbol-summary.h (function_summary): New method exists.
335 (function_summary::symtab_removal): Deallocate through release.
336 (call_summary): New class.
337 (gt_ggc_mx): New overload.
338 (gt_pch_nx): Likewise.
339 (gt_pch_nx): Likewise.
341 2017-05-03 Jeff Law <law@redhat.com>
343 PR tree-optimization/78496
344 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
345 from simplify_cond_using_ranges. Split off code to walk
346 backwards through casts into ...
347 (simplify_cond_using_ranges_2): New function.
348 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
349 (execute_vrp): After identifying jump threads, call
350 simplify_cond_using_ranges_2.
352 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
355 * ipa-inline.h (inline_summary): Add ctor.
356 (create_ggc): Do not use ggc_cleared_alloc.
358 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
359 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
361 * gcc.c (handle_braces): Support escaping in switch matching
363 * doc/invoke.texi (Spec Files): Document it.
364 Remove superfluous @code markup in items.
366 2017-05-03 David Malcolm <dmalcolm@redhat.com>
368 * diagnostic-show-locus.c (struct column_range): New struct.
369 (get_affected_columns): New function.
370 (get_printed_columns): New function.
371 (struct correction): New struct.
372 (correction::ensure_capacity): New function.
373 (correction::ensure_terminated): New function.
374 (struct line_corrections): New struct.
375 (line_corrections::~line_corrections): New dtor.
376 (line_corrections::add_hint): New function.
377 (layout::print_trailing_fixits): Reimplement in terms of the new
379 (selftest::test_overlapped_fixit_printing): New function.
380 (selftest::diagnostic_show_locus_c_tests): Call it.
382 2017-05-03 Nathan Sidwell <nathan@acm.org>
384 Canonicalize canonical type hashing
385 * tree.h (type_hash_canon_hash): Declare.
386 * tree.c (type_hash_list, attribute_hash_list): Move into
387 type_hash_canon_hash.
388 (build_type_attribute_qual_variant): Break out hash code calc into
389 type_hash_canon_hash.
390 (type_hash_canon_hash): New. Generic type hash computation.
391 (build_range_type_1, build_array_type_1, build_function_type,
392 build_method_type_directly, build_offset_type, build_complex_type,
393 make_vector_type): Call it.
395 2017-05-03 Richard Biener <rguenther@suse.de>
397 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
398 When all DRs have unknown misaligned do not always peel
399 when there is a store but apply the same costing model as if
400 there were only loads.
402 2017-05-03 Richard Biener <rguenther@suse.de>
405 PR tree-optimization/80492
406 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
407 compare_base_decls returning dont-know properly.
409 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
411 * config/arm/iterators.md (CCSI): New mode iterator.
412 (arch): New mode attribute.
413 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
414 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
415 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
416 code iterator for success result mode.
417 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
418 the corresponding new insn generators.
420 2017-05-03 Bin Cheng <bin.cheng@arm.com>
423 2017-05-02 Bin Cheng <bin.cheng@arm.com>
424 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
426 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
428 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
429 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
430 (DDR_A): Wrap DDR argument in brackets.
431 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
432 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
433 (DDR_REVERSED_P): Likewise.
435 2017-05-03 Jakub Jelinek <jakub@redhat.com>
437 PR tree-optimization/79472
438 * tree-switch-conversion.c (struct switch_conv_info): Add
439 contiguous_range and default_case_nonstandard fields.
440 (collect_switch_conv_info): Compute contiguous_range and
441 default_case_nonstandard fields, don't clear final_bb if
442 contiguous_range and only the default case doesn't have the required
444 (check_all_empty_except_final): Set default_case_nonstandard instead
445 of failing if contiguous_range and the default case doesn't have empty
447 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
448 and only the default case doesn't have the required constants. Skip
450 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
451 if default_case_nonstandard.
452 (build_constructors): Build constant 1 just once. Assert that default
453 values aren't inserted in between cases if contiguous_range. Skip
455 (build_arrays): Skip virtual phis.
456 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
457 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
459 (gen_inbound_check): Handle default_case_nonstandard case.
460 (process_switch): Adjust check_final_bb caller. Call
461 gather_default_values with the first non-default case instead of
462 default case if default_case_nonstandard.
464 2017-05-02 Nathan Sidwell <nathan@acm.org>
466 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
467 check. Fix formatting.
469 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
471 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
472 errors when comparing specialized and unspecialized times.
474 2017-05-02 David Malcolm <dmalcolm@redhat.com>
476 * diagnostic-show-locus.c
477 (layout::should_print_annotation_line_p): Make private.
478 (layout::print_annotation_line): Make private.
479 (layout::annotation_line_showed_range_p): Make private.
480 (layout::show_ruler): Make private.
481 (layout::print_source_line): Make private. Pass in line and
482 line_width, rather than calling location_get_source_line. Drop
484 (layout::print_leading_fixits): New method.
485 (layout::print_any_fixits): Rename to...
486 (layout::print_trailing_fixits): ...this, and make private.
487 Don't print newline fixits.
488 (diagnostic_show_locus): Move logic for printing one row into...
489 (layout::print_line): ...this new function. Move the
490 location_get_source_line call and error-handling from
491 print_source_line to here. Call print_leading_fixits, and rename
492 print_any_fixits to print_trailing_fixits.
493 (selftest::test_fixit_insert_containing_newline): Update now that
494 newlines are partially supported.
495 (selftest::test_fixit_insert_containing_newline_2): New test.
496 (selftest::test_fixit_replace_containing_newline): Update comments.
497 (selftest::diagnostic_show_locus_c_tests): Call the new test.
498 * edit-context.c (class added_line): New class.
499 (class edited_line): Describe newline handling in comment.
500 (edited_line::actually_edited_p): New method.
501 (edited_line::print_content): Delete redundant decl.
502 (edited_line::m_predecessors): New field.
503 (edited_file::print_content): Call edited_line::print_content.
504 (edited_file::print_diff): Update to support newlines.
505 (edited_file::print_diff_hunk): Likewise.
506 (edited_file::print_run_of_changed_lines): New function.
507 (edited_file::print_diff_line): Convert to...
508 (print_diff_line): ...this.
509 (edited_file::get_effective_line_count): New function.
510 (edited_line::edited_line): Initialize new field m_predecessors.
511 (edited_line::~edited_line): Clean up m_predecessors.
512 (edited_line::apply_fixit): Handle newlines.
513 (edited_line::get_effective_line_count): New function.
514 (edited_line::print_content): New function.
515 (edited_line::print_diff_lines): New function.
516 (selftest::test_applying_fixits_insert_containing_newline): New
518 (selftest::test_applying_fixits_replace_containing_newline): New
520 (selftest::insert_line): New function.
521 (selftest::test_applying_fixits_multiple_lines): Add example of
523 (selftest::edit_context_c_tests): Call the new tests.
525 2017-05-02 Bin Cheng <bin.cheng@arm.com>
527 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
528 parameter cand. Update dump information.
529 (get_computation_cost): Update uses.
531 2017-05-02 Bin Cheng <bin.cheng@arm.com>
533 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
534 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
535 (get_computation_at, rewrite_use_address): Update use of
538 2017-05-02 Bin Cheng <bin.cheng@arm.com>
540 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
541 (get_computation): Delete.
542 (get_computation_cost): Implement like get_computation_cost_at.
543 Use get_computation_at.
544 (get_computation_cost_at): Delete.
545 (rewrite_use_nonlinear_expr): Use get_computation_at.
546 (rewrite_use_compare, remove_unused_ivs): Ditto.
548 2017-05-02 Bin Cheng <bin.cheng@arm.com>
550 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
552 2017-05-02 Bin Cheng <bin.cheng@arm.com>
554 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
555 (ivopts_global_cost_for_size): Rename parameter and update uses.
556 (iv_ca_recount_cost): Update uses.
557 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
558 candidates seperately in n_invs and n_cands.
559 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
561 2017-05-02 Bin Cheng <bin.cheng@arm.com>
563 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
564 (find_inv_vars_cb): New.
565 (find_depends): Renamed to ...
566 (find_inv_vars): ... this.
567 (add_candidate_1, force_var_cost): Call find_inv_vars.
568 (split_address_cost, determine_group_iv_cost_cond): Ditto.
570 2017-05-02 Bin Cheng <bin.cheng@arm.com>
572 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
573 inv_vars. Add inv_exprs.
574 (struct iv_cand): Rename depends_on to inv_vars.
575 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
576 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
577 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
578 (dump_cand): Dump inv_vars.
579 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
580 (record_invariant, find_depends, add_candidate_1): Ditto.
581 (set_group_iv_cost, force_var_cost): Ditto.
582 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
583 (get_computation_cost_at, get_computation_cost): Ditto.
584 (determine_group_iv_cost_generic): Ditto.
585 (determine_group_iv_cost_address): Ditto.
586 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
587 (determine_group_iv_costs): Ditto.
588 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
589 (iv_ca_set_remove_invariants): Renamed to ...
590 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
591 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
592 (iv_ca_set_add_invariants): Renamed to ...
593 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
594 (iv_ca_set_cp): Use iv_ca_set_add_invs.
595 (iv_ca_has_deps): Support inv_vars and inv_exprs.
596 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
597 (create_new_ivs): Remove useless dump.
599 2017-05-02 Bin Cheng <bin.cheng@arm.com>
601 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
603 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
604 (iv_ca_set_no_cp, create_new_iv): Ditto.
606 2017-05-02 Bin Cheng <bin.cheng@arm.com>
608 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
610 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
612 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
613 function tree_check2.
615 2017-05-02 Martin Liska <mliska@suse.cz>
617 * doc/gcov.texi: Add missing preposition.
618 * gcov.c (function_info::function_info): Properly fill up
619 all member variables.
621 2017-05-02 Tamar Christina <tamar.christina@arm.com>
623 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
625 2017-05-02 Tamar Christina <tamar.christina@arm.com>
627 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
629 2017-05-02 Martin Liska <mliska@suse.cz>
632 * lto-streamer-in.c (lto_read_tree_1): Remove
634 * lto-streamer.c (struct tree_hash_entry): Likewise.
635 (struct tree_entry_hasher): Likewise.
636 (tree_entry_hasher::hash): Likewise.
637 (tree_entry_hasher::equal): Likewise.
638 (lto_streamer_init): Likewise.
639 (lto_orig_address_map): Likewise.
640 (lto_orig_address_get): Likewise.
641 (lto_orig_address_remove): Likewise.
642 * lto-streamer.h: Likewise.
643 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
644 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
646 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
648 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
649 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
650 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
651 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
652 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
653 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
654 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
655 (mm_maskz_sub_ss): New intrinsics.
656 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
657 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
658 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
659 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
660 (__builtin_ia32_subss_mask_round): New builtins.
661 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
662 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
663 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
665 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
666 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
668 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
671 2017-05-02 Martin Jambor <mjambor@suse.cz>
673 PR tree-optimization/78687
674 * tree-sra.c (access): New field parent.
675 (process_subtree_disqualification): New function.
676 (disqualify_candidate): Call it.
677 (build_accesses_from_assign): Reset write flag if creating an
679 (build_access_subtree): Fill in parent field and also prpagate
681 (create_artificial_child_access): New parameter set_grp_write, set
682 grp_write to its value.
683 (propagate_subaccesses_across_link): Also propagate grp_write flag
685 (propagate_all_subaccesses): Push the closest parent back to work
686 queue if add_access_to_work_queue returned true.
688 2017-05-02 Richard Biener <rguenther@suse.de>
690 * common.opt (fstrict-overflow): Alias negative to fwrapv.
691 * doc/invoke.texi (fstrict-overflow): Remove all traces of
692 -fstrict-overflow documentation.
693 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
694 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
695 flag_strict_overflow.
696 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
697 * lto-opts.c (lto_write_options): Do not stream it.
698 * lto-wrapper.c (merge_and_complain): Do not handle it.
699 * opts.c (default_options_table): Do not set -fstrict-overflow.
700 (finish_options): Likewise do not clear it when sanitizing.
701 * simplify-rtx.c (simplify_const_relational_operation): Do not
702 test flag_strict_overflow.
704 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
706 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
707 using enabled attribute.
708 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
709 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
710 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
711 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
712 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
713 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
714 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
715 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
716 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
717 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
719 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
723 2017-05-02 Richard Biener <rguenther@suse.de>
725 PR tree-optimization/80591
727 2017-04-10 Richard Biener <rguenther@suse.de>
729 * tree-ssa-structalias.c (find_func_aliases): Properly handle
732 2017-05-02 Richard Biener <rguenther@suse.de>
734 PR tree-optimization/80549
735 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
736 (cleanup_tree_cfg_noloop): Create forwarders to known loop
737 headers if they do not have a preheader.
739 2017-05-02 Martin Liska <mliska@suse.cz>
742 * common.opt: Fix typo.
743 * doc/invoke.texi: Likewise.
745 2017-05-01 Jan Beulich <jbeulich@suse.com>
747 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
748 swapping, add (x,x,m,x,n) alternative.
750 2017-05-01 Nathan Sidwell <nathan@acm.org>
752 * calls.c (combine_pending_stack_adjustment_and_call): Remove
753 unnecessary unadjusted_alignment check.
755 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
758 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
760 * gimplify.c (gimplify_cilk_detach): New function.
761 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
762 * tree-core.h: Document EXPR_CILK_SPAWN.
763 * tree.h (EXPR_CILK_SPAWN): Define.
765 2017-05-01 David Malcolm <dmalcolm@redhat.com>
767 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
768 to use new fixit_hint representation, using the "replace" logic.
769 (get_line_span_for_fixit_hint): Likewise.
770 (layout::print_any_fixits): Likewise.
771 (selftest::test_one_liner_many_fixits): Rename to...
772 (selftest::test_one_liner_many_fixits_1): ...this, and update
773 comment and expected output to reflect that the multiple fix-it
774 hints are now consolidated into one insertion.
775 (selftest::test_one_liner_many_fixits_2): New test.
776 (selftest::test_diagnostic_show_locus_one_liner): Update for
778 (selftest::test_fixit_consolidation): Update for fix-it API
780 * diagnostic.c (print_parseable_fixits): Likewise.
781 * edit-context.c (edited_line::m_line_events): Convert from
782 auto_vec <line_event *> to auto_vec <line_event>.
783 (class line_event): Convert from abstract base class to a concrete
784 class, taking over the role of replace_event.
785 (class insert_event): Delete.
786 (class replace_event): Rename to class line_event. Convert to
788 (edit_context::add_fixits): Reimplement.
789 (edit_context::apply_insert): Delete.
790 (edit_context::apply_replace): Rename to...
791 (edit_context::apply_fixit): ...this. Convert to half-open range.
792 (edited_file::apply_insert): Delete.
793 (edited_file::apply_replace): Rename to...
794 (edited_file::apply_fixit): ...this.
795 (edited_line::~edited_line): Drop deletion of events.
796 (edited_line::apply_insert): Delete.
797 (edited_line::apply_replace): Rename to...
798 (edited_line::apply_fixit): ...this. Convert to half-open range.
799 Update for change to type of m_line_events.
800 * edit-context.h (edit_context::apply_insert): Delete.
801 (edit_context::apply_replace): Rename to...
802 (edit_context::apply_fixit): ...this.
804 2017-05-01 Martin Sebor <msebor@redhat.com>
806 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
809 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
813 __get_cpuid_max returns 0.
814 (__get_cpuid_count): Ditto.
816 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
818 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
819 replacement expression is another instance of one of its arguments.
821 2017-05-01 Jakub Jelinek <jakub@redhat.com>
824 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
825 check for stack push/pop autoinc.
826 * config/i386/i386.c (ix86_agi_dependent): Return false
827 if the only reason why modified_in_p returned true is that
828 addr is SP based and set_insn is a push or pop.
830 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
832 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
835 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
838 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
839 (account_size_time): Use two predicates - exec_pred and
841 (evaluate_conditions_for_known_args): Compute both clause and
843 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
844 (inline_summary_t::duplicate): Update.
845 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
847 (compute_inline_parameters): Likewise.
848 (estimate_edge_size_and_time): Update caluclation of time.
849 (estimate_node_size_and_time): Compute both time and nonspecialized
851 (estimate_ipcp_clone_size_and_time): Update.
852 (inline_merge_summary): Update.
853 (do_estimate_edge_time): Update.
854 (do_estimate_edge_size): Update.
855 (do_estimate_edge_hints): Update.
856 (inline_read_section, inline_write_summary): Stream both new predicates.
857 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
859 (compute_inlined_call_time): Cleanup.
860 (big_speedup_p): Update.
861 (edge_badness): Update.
862 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
863 (size_time_entry): Replace predicate by exec_predicate and
865 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
866 (estimate_edge_time): Return also nonspec_time.
867 (reset_edge_growth_cache): Update.
869 2017-04-29 Jakub Jelinek <jakub@redhat.com>
871 PR rtl-optimization/80491
872 * ifcvt.c (noce_process_if_block): When looking for x setter
873 with missing else_bb, don't check only the insn right before
874 cond_earliest, but look for the last insn that x is modified in
877 PR rtl-optimization/80491
878 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
880 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
882 PR tree-optimization/80487
883 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
885 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
887 PR tree-optimization/79697
888 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
889 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
890 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
892 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
893 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
895 2017-04-28 Martin Sebor <msebor@redhat.com>
897 PR tree-optimization/80523
898 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
899 (init_target_to_host_charmap, target_to_host, target_strtol10): New
901 (maybe_warn, format_directive, parse_directive): Use new functions.
902 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
904 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
906 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
908 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
910 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
911 target_header_dir): Set correctly.
912 * configure: Regenerated.
913 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
914 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
915 instead of SYSTEM_HEADER_DIR.
917 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
919 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
920 (estimate_local_effects): Likewise.
921 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
922 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
923 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
924 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
925 do_estimate_edge_time, estimate_edge_time): Likewise.
926 * ipa-inline-analysis.c (estimate_node_size_and_time,
927 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
928 (estimate_time_after_inlining): Remove.
930 2017-04-28 Martin Liska <mliska@suse.cz>
932 * doc/gcov.texi: Enhance documentation of gcov.
934 2017-04-28 Martin Liska <mliska@suse.cz>
936 * doc/gcov.texi: Sort options in alphabetic order.
937 * doc/gcov-dump.texi: Likewise.
938 * doc/gcov-tool.texi: Likewise.
939 * gcov.c (print_usage): Likewise.
940 * gcov-dump.c (print_usage): Likewise.
941 * gcov-tool.c (print_merge_usage_message): Likewise.
942 (print_rewrite_usage_message): Likewise.
943 (print_overlap_usage_message): Likewise.
945 2017-04-28 Martin Liska <mliska@suse.cz>
947 PR gcov-profile/53915
948 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
950 2017-04-28 Martin Liska <mliska@suse.cz>
952 PR gcov-profile/79891
953 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
954 is marked by compiler as living on a line.
955 (get_cycles_count): Remove usage of the union.
956 (output_intermediate_file): Likewise.
957 (find_source): Fix GNU coding style.
958 (accumulate_line_counts): Remove old non-all block mode.
959 (output_lines): Remove usage of the union.
960 * profile.c (output_location): Include all BBs, even if
961 belonging to a same line (and file) as a previous BB.
963 2017-04-28 Martin Liska <mliska@suse.cz>
965 * gcov.c (process_args): Handle new argument 'w'.
966 (read_graph_file): Assign ID to BBs.
967 (output_branch_count): Display BB # if verbose flag is set.
968 (output_lines): Likewise for arcs.
969 (print_usage): Add '--verbose' option help.
970 * doc/gcov.texi: Document --verbose (-w) option.
972 2017-04-28 Martin Liska <mliska@suse.cz>
974 * gcov.c (struct block_location_info): New struct.
975 (process_file): Fill up the new structure.
976 (read_graph_file): Replace usage of encoding by the newly added
978 (add_line_counts): Likewise.
979 (accumulate_line_counts): Remove usage of the union.
980 (function_info::function_info): New function.
981 (function_info::~function_info): Likewise.
982 (process_file): Call delete instead of release_function.
983 (release_function): Release the function.
984 (release_structures): Call delete instead of release_function.
985 (solve_flow_graph): Replace usage of num_blocks.
986 (find_exception_blocks): Likewise.
987 (output_lines): Fix GNU coding style.
989 2017-04-28 Martin Liska <mliska@suse.cz>
992 * coverage.c (coverage_remove_note_file): New function.
993 * coverage.h: Declare the function.
994 * toplev.c (finalize): Clean if an error has been seen.
996 2017-04-28 Martin Liska <mliska@suse.cz>
998 PR gcov-profile/80031
999 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1000 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1001 * gcov.c (read_graph_file): Read just number of blocks.
1002 * profile.c (branch_prob): Do not stream 0 flags per a basic
1005 2017-04-28 Martin Liska <mliska@suse.cz>
1007 * gcov-dump.c (tag_*): Add new argument to declarations.
1008 (dump_gcov_file): Likewise.
1009 (tag_blocks): Add and use new argument depth.
1010 (tag_arcs): Likewise.
1011 (tag_lines): Likewise.
1012 (tag_counters): Likewise.
1013 (tag_summary): Likewise.
1014 (dump_working_sets): Use depth to do a proper indentation.
1016 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1019 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1020 * symtab.c (symtab_node::debug_symtab): Move definition here.
1022 2017-04-28 Richard Biener <rguenther@suse.de>
1024 * lto-streamer.h (LTO_major_version): Bump to 7.
1026 2017-04-28 Richard Biener <rguenther@suse.de>
1028 * tree-vrp.c (assert_info): New struct.
1029 (add_assert_info): New helper.
1030 (register_edge_assert_for_2): Refactor to add asserts to a vector
1032 (register_edge_assert_for_1): Likewise.
1033 (register_edge_assert_for): Likewise.
1034 (finish_register_edge_assert_for): New helper actually registering
1035 asserts where live on edge.
1036 (find_conditional_asserts): Adjust.
1037 (find_switch_asserts): Likewise.
1038 (evrp_dom_walker::try_find_new_range): Generalize.
1039 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1041 2017-04-27 Marek Polacek <polacek@redhat.com>
1044 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1045 arg10 and arg11 to itype.
1047 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1049 * doc/extend.texi (Object Size Checking): Improve grammar.
1051 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1054 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1055 that the logic for permitting reciprocal estimates matches that
1058 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1061 * tree.c (type_cache_hasher::equal): Only compare
1062 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1063 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1064 non-aggregate element types.
1065 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1066 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1068 2017-04-27 Richard Biener <rguenther@suse.de>
1071 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1072 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1073 keeping a reference to a trailing array.
1075 2017-04-27 Richard Biener <rguenther@suse.de>
1078 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1079 being in loop-closed SSA form conservatively.
1080 (chrec_fold_multiply_poly_poly): Likewise.
1082 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1085 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1086 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1088 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1091 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1092 (aarch64_function_arg_alignment): Return unsigned int again, but still
1093 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1094 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1095 Don't emit -Wpsabi note.
1096 (aarch64_function_arg_boundary): Likewise.
1097 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1100 2017-04-26 Nathan Sidwell <nathan@acm.org>
1102 * tree.h (crc32_unsigned_n): Declare.
1103 (crc32_unsigned, crc32_unsigned): Make inline.
1104 * tree.c (crc32_unsigned_bits): Replace with ...
1105 (crc32_unsigned_n): ... this.
1106 (crc32_unsigned, crc32_byte): Remove.
1107 (crc32_string): Remove unnecessary braces.
1109 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1111 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1112 * ipa-inline-analysis.c (MAX_TIME): Remove.
1113 (account_size_time): Use sreal for time.
1114 (dump_inline_summary): Update.
1115 (estimate_function_body_sizes): Update.
1116 (estimate_edge_size_and_time): Update.
1117 (estimate_calls_size_and_time): Update.
1118 (estimate_node_size_and_time): Update.
1119 (inline_merge_summary): Update.
1120 (inline_update_overall_summary): Update.
1121 (estimate_time_after_inlining): Update.
1122 (inline_read_section): Update.
1123 (inline_write_summary): Update.
1124 * ipa-inline.c (compute_uninlined_call_time): Update.
1125 (compute_inlined_call_time): Update.
1126 (recursive_inlining): Update.
1127 (inline_small_functions): Update.
1128 (dump_overall_stats): Update.
1129 * ipa-inline.h: Include sreal.h.
1130 (size_time_entry): Turn time to sreal.
1131 (inline_summary): Turn self_time nad time to sreal.
1133 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1135 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1137 (sreal::stream_out, sreal::stream_in): New.
1138 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1140 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1142 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1145 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1150 (dimode_scalar_chain::compute_convert_gain): Ditto.
1151 (dimode_scalar_chain::make_vector_copies): Ditto.
1152 (dimode_scalar_chain::convert_reg): Ditto.
1153 (dimode_scalar_chain::convert_insn): Ditto.
1154 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1155 (VI248_AVX512BW_1): New mode iterator.
1156 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1157 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1160 2017-04-25 Martin Sebor <msebor@redhat.com>
1162 PR tree-optimization/80497
1163 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1164 constants are representable in HOST_WIDE_INT.
1165 (parse_directive): Ditto.
1167 2017-04-25 Martin Sebor <msebor@redhat.com>
1170 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1171 (new_zero_array): Adjust signature.
1172 (dom_info::dom_init): Used unsigned rather that size_t.
1173 (dom_info::dom_info): Same.
1175 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1176 Jakub Jelinek <jakub@redhat.com>
1179 * config/arm/arm.c: Include gimple.h.
1180 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1181 returns negative, increment ncrn only if it returned positive.
1182 (arm_needs_doubleword_align): Return int instead of bool,
1183 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1184 members, but if there is any such non-FIELD_DECL
1185 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1186 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1187 returns negative, increment nregs only if it returned positive.
1188 (arm_setup_incoming_varargs): Likewise.
1189 (arm_function_arg_boundary): Emit -Wpsabi note if
1190 arm_needs_doubleword_align returns negative, return
1191 DOUBLEWORD_ALIGNMENT only if it returned positive.
1193 2017-04-25 Marek Polacek <polacek@redhat.com>
1196 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1197 first argument to type.
1199 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1203 type checks to test for compatibility instead of equality.
1205 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1206 Jakub Jelinek <jakub@redhat.com>
1209 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1211 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1212 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1213 the alignment computation, but return their maximum in warn_alignment.
1214 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1215 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1217 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1218 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1221 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1223 * config/arc/simdext.md (dmpyh): Fix typo.
1225 2017-04-25 Richard Biener <rguenther@suse.de>
1227 PR tree-optimization/80492
1228 * alias.c (compare_base_decls): Handle registers with asm
1229 specification conservatively.
1230 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1231 compare_base_decls returning dont-know properly.
1233 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1235 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1236 (legitimate_offset_address_p): New function.
1237 (arc_legitimate_address_p): Use above function.
1239 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1241 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1243 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1245 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1246 ACCH registers whenever they are available.
1248 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1250 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1251 double regs fix when not used.
1253 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1255 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1257 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1258 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1260 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1262 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1263 when emitting short ADD instructions.
1265 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1267 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1269 (cmpsi_cc_c_insn): Likewise.
1270 (cbranchsi4_scratch): Compute proper instruction length using
1271 compact_hreg_operand.
1272 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1274 2017-04-25 Richard Biener <rguenther@suse.de>
1277 * passes.c (pass_manager::pass_manager): Initialize
1280 2017-04-25 Richard Biener <rguenther@suse.de>
1282 PR tree-optimization/79201
1283 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1285 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1288 * config/s390/vector.md: Split MEM->GPR vector moves for
1289 non-s_operand addresses.
1291 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1294 * config/s390/predicates.md (reload_const_wide_int_operand): New
1296 * config/s390/s390.md ("movti"): Remove d/P alternative.
1297 ("movti_bigconst"): New pattern definition.
1299 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1302 * s390-protos.h (s390_expand_cs_hqi): Removed.
1303 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1304 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1305 modes as well as CCZ1mode and CCZmode.
1306 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1307 signature of s390_emit_compare_and_swap.
1308 (s390_expand_cs_hqi): Likewise, make static.
1309 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1310 compare-and-swap, in some cases.
1311 (s390_expand_cs): Wrapper function.
1312 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1314 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1315 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1316 patterns for small and large integers. Forbid symref memory operands.
1317 Move expander to s390.c. Require cc register.
1318 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1319 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1320 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1321 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1322 symref memory operands. Remove CC mode and call s390_match_ccmode
1324 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1326 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1328 * config/s390/s390.md (define_peephole2): New peephole to help
1329 combining the load-and-test pattern with volatile memory.
1331 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1333 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1334 with CCZmode for TARGET_Z196.
1336 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1338 PR rtl-optimization/80501
1339 * combine.c (make_compound_operation_int): Set subreg_code to SET
1340 even for AND with mask of the sign bit of mode.
1342 PR rtl-optimization/80500
1343 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1344 sum's initial value.
1346 2017-04-25 Julian Brown <julian@codesourcery.com>
1347 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1349 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1351 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1353 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1355 2017-04-25 Julian Brown <julian@codesourcery.com>
1356 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1358 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1359 (thunderx2t99_sha): New Reservation.
1361 2017-04-25 Julian Brown <julian@codesourcery.com>
1362 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1364 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1365 type for 1-element load.
1367 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1369 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1371 2017-04-24 Martin Jambor <mjambor@suse.cz>
1373 PR tree-optimization/80293
1374 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1375 char arrays not totally scalarizable if it is false.
1376 (analyze_all_variable_accesses): Pass correct value in the new
1377 parameter. Add a statistics counter.
1379 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1382 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1384 2017-04-24 Richard Biener <rguenther@suse.de>
1386 PR tree-optimization/80494
1387 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1388 out for complex types.
1390 2017-04-24 Richard Biener <rguenther@suse.de>
1392 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1393 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1394 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1395 (DFS): Adjust and never fail.
1396 (sccvn_dom_walker::fail): Remove.
1397 (sccvn_dom_walker::before_dom_children): Adjust.
1398 (run_scc_vn): Likewise and never fail.
1399 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1400 (pass_fre::execute): Likewise.
1402 2017-04-24 Richard Biener <rguenther@suse.de>
1404 PR tree-optimization/79725
1405 * tree-ssa-sink.c (statement_sink_location): Return whether
1406 failure reason was zero uses. Move that check later.
1407 (sink_code_in_bb): Deal with zero uses by removing the stmt
1410 2017-04-24 Richard Biener <rguenther@suse.de>
1413 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1414 pointer-based references.
1416 2017-04-24 Richard Biener <rguenther@suse.de>
1419 * pass_manager.h (pass_manager::operator new): Remove.
1420 (pass_manager::operator delete): Likewise.
1421 * passes.c (pass_manager::operator new): Remove.
1422 (pass_manager::operator delete): Likewise.
1423 (pass_manager::pass_manager): Zero individual pass members.
1425 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1429 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1430 Check "XEXP (src, 1)" operand here.
1431 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1432 Check "XEXP (src, 1)" operand here.
1433 (dimode_scalar_chain::make_vector_copies): Detect count register
1434 of a shift instruction. Zero extend count register from QImode
1435 to DImode to satisfy vector shift pattern count operand predicate.
1436 Substitute vector shift count operand with a DImode copy.
1437 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1440 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1442 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1443 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1444 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1445 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1446 (UNSPEC_NOREX_MEM): Remove definition.
1448 2017-04-21 Richard Biener <rguenther@suse.de>
1450 PR tree-optimization/79547
1451 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1452 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1453 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1454 without any constraints.
1456 2017-04-21 Richard Biener <rguenther@suse.de>
1458 PR tree-optimization/78847
1459 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1461 2017-04-21 Richard Biener <rguenther@suse.de>
1463 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1464 (build_distinct_type_copy): Likewise.
1465 (build_variant_type_copy): Likewise.
1466 * tree.c (build_qualified_type): Pass down mem-stat info.
1467 (build_distinct_type_copy): Likewise.
1468 (build_variant_type_copy): Likewise.
1470 2017-04-21 Richard Biener <rguenther@suse.de>
1472 PR tree-optimization/80237
1473 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1475 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1476 for a simplified result.
1478 2016-04-21 Richard Biener <rguenther@suse.de>
1480 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1481 sth as strict as a simple_iv but a chrec without symbols and an
1482 operand defined in the loop we are peeling (and not some subloop).
1483 (propagate_constants_for_unrolling): Propagate all constants.
1485 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/i386.c (print_reg): Remove assert for disalowed
1489 regno values, call output_operand_lossage instead.
1491 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1494 * config/i386/constraints.md (Yc): New register constraint.
1495 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1496 Use Yc constraint for alternative 2 of operand 0. Remove
1497 preferred_for_speed attribute.
1499 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1501 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1502 lastprivate clauses in SIMT case.
1504 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1506 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1508 2017-04-20 Richard Biener <rguenther@suse.de>
1510 PR tree-optimization/57796
1511 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1513 (vect_model_load_cost): Cost gathers as N scalar loads.
1515 2017-04-20 Richard Biener <rguenther@suse.de>
1517 * ggc-page.c (ggc_allocated_p): Rename to ...
1518 (safe_lookup_page_table_entry): ... this and return the lookup
1520 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1522 2017-04-20 Richard Biener <rguenther@suse.de>
1524 PR tree-optimization/80453
1525 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1526 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1527 from the conditions.
1528 (vn_phi_eq): Pass them down.
1529 (vn_phi_lookup): Record them.
1530 (vn_phi_insert): Likewise.
1532 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1534 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1535 uninitialized variable warning to avoid buffer overrun.
1537 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1540 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1541 is suppressed for '{ 0 }' in C.
1543 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1545 * BASE-VER: Set to 8.0.0.
1547 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1549 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1550 priority .init_array and .fini_array section with SECTION_NOTYPE
1553 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1556 * tree.h (build_array_type): Add typeless_storage default argument.
1557 * tree.c (type_cache_hasher::equal): Also compare
1558 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1559 (build_array_type): Add typeless_storage argument, set
1560 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1562 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1563 (build_array_type): Likewise. Add typeless_storage argument.
1565 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1566 Jakub Jelinek <jakub@redhat.com>
1568 PR tree-optimization/80426
1569 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1570 operation on symbolic operands, also compute the overflow for the
1571 invariant part when the operation degenerates into a negation.
1573 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1576 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1577 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1580 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1582 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1585 * config/avr/avr.c (tree.h): Include it.
1586 (cgraph.h): Include it.
1587 (avr_encode_section_info): Don't warn for uninitialized progmem
1588 variable if it's just an alias.
1590 2017-04-19 Richard Biener <rguenther@suse.de>
1593 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1594 when needed by AutoPGO.
1596 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1599 * doc/lto.texi: Remove an extra 'that'.
1601 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1603 PR rtl-optimization/80429
1604 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1605 are only used in debug insns.
1607 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1608 Vladimir Makarov <vmakarov@redhat.com>
1610 * config/sparc/predicates.md (input_operand): Add comment. Return
1611 true for any memory operand when LRA is in progress.
1612 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1614 2017-04-18 Jeff Law <law@redhat.com>
1617 * mips.md ({return,simple_return}_internal): Do not overwrite
1620 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1622 PR tree-optimization/80443
1623 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1624 instead of adding 1, subtract -1 and similarly instead of subtracting
1627 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1629 PR rtl-optimization/80357
1630 * haifa-sched.c (tmp_bitmap): New variable.
1631 (model_recompute): Handle duplicate use records.
1632 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1633 (free_global_sched_pressure_data): Free it.
1635 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1638 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1639 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1640 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1641 instead of SYSTEM_HEADER_DIR.
1643 2017-04-18 Jeff Law <law@redhat.com>
1646 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1647 predecessors after walking up the insn chain.
1649 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1652 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1653 sizetype type into debug info.
1655 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1658 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1659 unneeded test for TARGET_UPPER_REGS_SF.
1660 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1662 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1665 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1666 instead of gsi_after_labels.
1668 2017-04-18 Jeff Law <law@redhat.com>
1670 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1674 2017-04-13 Jeff Law <law@redhat.com>
1675 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1676 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1678 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1681 * config/avr/avr.c (intl.h): Include it.
1682 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1684 2017-04-18 Martin Liska <mliska@suse.cz>
1686 PR gcov-profile/78783
1687 * gcov-tool.c (gcov_output_files): Validate that destination
1688 file is either removed by the tool or by a user.
1690 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1691 Guy Benyei <guybe@mellanox.com>
1693 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1694 block, and do not negate it, the stored id is already negative.
1696 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1698 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1700 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1703 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1704 masks of options that should be turned off if the VSX vector
1705 options are turned off.
1706 (OTHER_P8_VECTOR_MASKS): Likewise.
1707 (OTHER_VSX_VECTOR_MASKS): Likewise.
1708 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1709 rs6000_disable_incompatible_switches to validate no type switches
1711 (rs6000_incompatible_switch): New function to disallow turning on
1712 other vector options if -mno-vsx, -mno-power8-vector, or
1713 -mno-power9-vector are specified.
1715 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1717 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1719 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1721 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1722 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1723 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1724 (ARG_POINTER_CFA_OFFSET): Likewise.
1726 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1728 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1729 conditions to take advantage of various optimizations.
1731 2017-04-13 Jeff Law <law@redhat.com>
1733 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1734 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1735 (zero_extendsidi2_dext): Likewise.
1737 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1740 * fold-const.c (fold_ternary_loc): Revert
1741 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1744 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1746 PR rtl-optimization/80343
1747 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1750 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1753 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1754 to ubsan_encode_value.
1756 2017-04-13 Jeff Law <law@redhat.com>
1758 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1759 appearing in DEBUG_INSNs.
1761 2017-04-13 Martin Liska <mliska@suse.cz>
1763 PR gcov-profile/80413
1764 * gcov-io.c (gcov_write_string): Copy to buffer just when
1765 allocated size is greater than zero.
1767 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1770 * dwarf2out.c (decls_for_scope): Ignore declarations of
1771 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1773 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1776 * ipa-visibility.c (non_local_p): Fix typos.
1777 (localize_node): When localizing symbol in same comdat group,
1778 dissolve the group only when we know external symbols are going
1780 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1782 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1784 PR tree-optimization/79390
1785 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1786 order does not result in usable sequence, retry with reversed operand
1792 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1793 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1794 op0 instead of fold_convert_loc (loc, type, arg0).
1796 2017-04-12 Jeff Law <law@redhat.com>
1798 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1799 has a delay slot in the generated code.
1801 * config/cris/cris.md (cris_preferred_reload_class): Return
1802 GENNONACR_REGS rather than GENERAL_REGS.
1804 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1807 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1808 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1809 signedness of the result type.
1811 2017-04-12 Richard Biener <rguenther@suse.de>
1812 Jeff Law <law@redhat.com>
1814 PR tree-optimization/80359
1815 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1816 trim stores to TARGET_MEM_REFs.
1818 2017-04-12 Richard Biener <rguenther@suse.de>
1820 PR tree-optimization/79390
1821 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1822 threading case even more.
1824 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1827 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1828 for quad_address_p for TImode, instead of just not indexed_address.
1830 2017-04-12 Richard Biener <rguenther@suse.de>
1831 Bernd Edlinger <bernd.edlinger@hotmail.de>
1834 * alias.c (component_uses_parent_alias_set_from): Handle
1835 TYPE_TYPELESS_STORAGE.
1836 (get_alias_set): Likewise.
1837 * tree-core.h (tree_type_common): Add typeless_storage flag.
1838 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1839 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1840 for types containing members with TYPE_TYPELESS_STORAGE.
1841 (place_field): Likewise.
1842 (layout_type): Likewise for ARRAY_TYPE.
1843 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1844 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1845 TYPE_TYPELESS_STORAGE.
1846 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1848 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1851 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1852 first argument to type.
1854 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1858 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1859 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1860 (rs6000_expand_binop_builtin): Likewise.
1861 (rs6000_expand_ternop_builtin): Likewise; also add missing
1862 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1863 vshasigma built-ins.
1864 * doc/extend.texi: Document that vec_xxpermdi's third argument
1867 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1869 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1870 Use shift_const cost parameter when calculating gain of STV shifts.
1872 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1874 PR rtl-optimization/70478
1875 * lra-constraints.c (process_alt_operands): Check memory for
1876 disfavoring memory insn operand.
1878 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1881 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1882 left shift in unsigned HOST_WIDE_INT type.
1884 PR rtl-optimization/80385
1885 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1886 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1889 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1890 if they have any depend clauses.
1892 2017-04-11 Martin Liska <mliska@suse.cz>
1895 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1896 * ipa-split.c (split_function): Create a local comdat symbol
1897 if caller is in a comdat group.
1899 2017-04-11 Martin Liska <mliska@suse.cz>
1902 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1905 2017-04-11 Martin Sebor <msebor@redhat.com>
1908 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1909 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1911 (directive::set_width, directive::set_precision, format_character):
1913 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1916 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1919 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1920 conflict, set target->arch_name instead of target->cpu_name.
1922 2017-04-11 Richard Biener <rguenther@suse.de>
1924 PR tree-optimization/80374
1925 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1926 build_zero_cst, remove fold_convertible_p check again.
1928 2017-04-11 Martin Liska <mliska@suse.cz>
1931 * ubsan.c (instrument_object_size): Do not instrument register
1934 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1937 * config/i386/i386-builtin-types.def
1938 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1939 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1940 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1941 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1942 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1943 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1944 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1945 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1946 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1947 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1948 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1949 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1950 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1951 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1952 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1953 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1954 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1955 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1956 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1957 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1958 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1959 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1960 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1961 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1962 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1963 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1964 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1965 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1966 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1967 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1968 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1969 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1970 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1971 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1972 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1973 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1974 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1975 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1976 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1977 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1978 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1979 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1980 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1981 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1982 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1983 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1985 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1986 flag to second_arg_count, handle 4 argument function type _COUNT
1987 aliases, handle second_arg_count on second argument rather than last.
1989 2017-04-10 Jeff Law <law@redhat.com>
1991 PR tree-optimization/80374
1992 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1993 record anything if we can not convert integer_zero_node to the
1996 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1999 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2000 Enhance special handling given to the TARGET_P9_MINMAX option in
2001 relation to certain other options.
2003 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2005 PR tree-optimization/80153
2006 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2007 remove POINTER_PLUS_EXPR's base part directly, rather than through
2010 2017-04-10 Richard Biener <rguenther@suse.de>
2011 Bin Cheng <bin.cheng@arm.com>
2013 PR tree-optimization/80153
2014 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2015 the first element of pointer type aff_tree. Build result expr in
2017 (add_elt_to_tree): Convert to type unconditionally. Remove other
2019 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2020 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2022 2017-04-10 Richard Biener <rguenther@suse.de>
2024 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2027 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2029 PR rtl-optimization/70478
2030 * lra-constraints.c (curr_small_class_check): New.
2031 (update_and_check_small_class_inputs): New.
2032 (process_alt_operands): Update curr_small_class_check. Disfavor
2033 alternative insn memory operands. Check available regs for small
2036 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2039 * config/mips/mips.opt (-mvirt): Update description.
2040 * doc/invoke.texi (-mvirt): Likewise.
2042 2017-04-10 Richard Biener <rguenther@suse.de>
2045 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2046 looking for NEGATE_EXPR in -A / -B to A / B folding.
2048 2017-04-10 Martin Liska <mliska@suse.cz>
2050 PR gcov-profile/80224
2051 * gcov.c (print_usage): Fix usage string.
2052 (get_gcov_intermediate_filename): Remove.
2053 (output_gcov_file): Use both for normal and intermediate format.
2054 (generate_results): Do not initialize special file for
2055 intermediate format.
2057 2017-04-10 Richard Biener <rguenther@suse.de>
2059 PR tree-optimization/80304
2060 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2063 2017-04-10 Nathan Sidwell <nathan@acm.org>
2066 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2067 (rs6000_init_builtins): Use it.
2069 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2071 * config/arm/arm.md (<mrc>): Add mode to SET source.
2074 2017-04-10 Richard Biener <rguenther@suse.de>
2077 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2079 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2082 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2083 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2084 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2085 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2086 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2087 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2088 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2089 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2090 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2091 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2092 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2093 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2094 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2095 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2096 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2097 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2098 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2099 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2100 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2101 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2102 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2103 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2104 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2106 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2108 PR rtl-optimization/70478
2109 * lra-constraints.c: Reverse the last patch.
2111 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2113 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2114 Add comment for WCHAR_T.
2116 2017-04-08 Martin Liska <mliska@suse.cz>
2119 2017-04-07 Martin Liska <mliska@suse.cz>
2122 * ipa-split.c (split_function): Add function part to a same comdat
2125 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2128 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2130 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2132 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2133 (vec_pairing): ...to this.
2134 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2135 (rs6000_sched_init): Adjust for name change.
2136 (struct rs6000_sched_context): Likewise.
2137 (rs6000_init_sched_context): Likewise.
2138 (rs6000_set_sched_context): Likewise.
2140 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2146 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2148 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2149 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2150 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2152 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2154 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2156 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2158 PR rtl-optimization/70703
2159 * ira-color.c (update_conflict_hard_regno_costs): Use
2160 int64_t instead of HOST_WIDE_INT.
2162 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2164 PR rtl-optimization/70478
2165 * lra-constraints.c (process_alt_operands): Disfavor alternative
2166 insn memory operands.
2168 2017-04-07 Jeff Law <law@redhat.com>
2170 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2171 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2173 2017-04-07 Martin Liska <mliska@suse.cz>
2176 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2177 Show error message instead of an ICE.
2179 2017-04-07 Martin Liska <mliska@suse.cz>
2182 * ipa-split.c (split_function): Add function part to a same comdat
2185 2017-04-07 Richard Biener <rguenther@suse.de>
2188 * tree.c (get_unwidened): Also handle ! for_type case for
2190 * convert.c (do_narrow): Split out from ...
2191 (convert_to_integer_1): ... here. Do not pass final truncation
2192 type to get_unwidened for TRUNC_DIV_EXPR.
2194 2017-04-07 Richard Biener <rguenther@suse.de>
2196 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2198 (aff_combination_const): Adjust.
2199 (aff_combination_scale): Likewise.
2200 (aff_combination_add_elt): Likewise.
2201 (aff_combination_add_cst): Likewise.
2202 (aff_combination_convert): Likewise.
2203 (add_elt_to_tree): Likewise. Remove unused argument.
2204 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2206 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2208 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2210 * config/arm/arm.c (arm_default_short_enums): Use
2211 ARM_DEFAULT_SHORT_ENUMS.
2212 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2214 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2217 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2218 members with redundant out-of-class redeclaration.
2220 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2223 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2224 * config/i386/i386.md (*zero_extendsidi2):
2225 Add (?*x,*x) and (?*v,*v) alternatives.
2227 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.c (ix86_expand_builtin)
2231 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2232 mode from insn data. Convert operands to insn operand mode.
2233 Copy operands that don't satisfy insn predicate to a register.
2235 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2237 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2240 2017-04-06 Richard Biener <rguenther@suse.de>
2242 PR tree-optimization/80334
2243 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2244 preserve alignment of accesses.
2246 2017-04-06 Richard Biener <rguenther@suse.de>
2248 PR tree-optimization/80262
2249 * tree-sra.c (build_ref_for_offset): Preserve address-space
2251 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2252 Drop useless address-space information on MEM_REF offsets.
2254 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2256 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2258 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2260 PR rtl-optimization/70703
2261 * ira-color.c (update_conflict_hard_regno_costs): Use
2262 HOST_WIDE_INT instead of long.
2264 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2268 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2270 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2271 for x86_64 target. Handle -m3dnowa option.
2273 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2275 PR rtl-optimization/70703
2276 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2277 (update_conflict_hard_regno_costs): Use long instead of unsigned
2278 arithmetic for cost calculation.
2280 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2281 Bernd Edlinger <bernd.edlinger@hotmail.de>
2284 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2287 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2290 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2291 ptr_mode with Pmode throughout.
2292 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2293 into probe_stack_range and use DImode.
2295 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2298 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2299 call_eh_return is true.
2301 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2303 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2304 Initialize last_match_fntype_index.
2306 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2309 * tree-nvr.c: Include internal-fn.h.
2310 (pass_return_slot::execute): Ignore internal calls without
2313 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2314 Richard Biener <rguenther@suse.de>
2317 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2318 captures used multiple times, except for the last use.
2319 * generic-match-head.c: Include gimplify.h.
2321 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2323 PR tree-optimization/79390
2324 * target.h (struct noce_if_info): Declare.
2325 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2326 * target.def (noce_conversion_profitable_p): New target hook.
2327 * ifcvt.h (struct noce_if_info): New type, moved from ...
2328 * ifcvt.c (struct noce_if_info): ... here.
2329 (noce_conversion_profitable_p): Renamed to ...
2330 (default_noce_conversion_profitable_p): ... this. No longer
2332 (noce_try_store_flag_constants, noce_try_addcc,
2333 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2334 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2335 instead of noce_conversion_profitable_p.
2336 * config/i386/i386.c: Include ifcvt.h.
2337 (ix86_option_override_internal): Don't override
2338 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2339 (ix86_noce_conversion_profitable_p): New function.
2340 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2341 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2342 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2343 * doc/tm.texi: Regenerated.
2345 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2347 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2350 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2353 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2354 instructions for small multiply cores.
2356 2017-04-04 Jeff Law <law@redhat.com>
2358 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2360 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2361 that are not set by the loop over the elements.
2363 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2366 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2367 int mode, convert_modes it to mode as unsigned, otherwise use
2368 lowpart_subreg to mode rather than SImode.
2369 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2370 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2371 Use DImode instead of SImode for the shift count operand.
2372 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2375 2017-04-04 Richard Biener <rguenther@suse.de>
2378 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2379 arithmetic done for the negate or the plus. Simplify.
2380 (A - (-B) -> A + B): Likewise.
2381 * fold-const.c (split_tree): Make sure to not negate pointers.
2383 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2385 PR rtl-optimization/60818
2386 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2387 a compare of comparisons with the thing compared if this results
2388 in a different machine mode.
2390 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2392 * alias.c (base_alias_check): Fix typo in comment.
2393 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2394 * cgraphunit.c (symbol_table::compile): Likewise.
2395 * collect2.c (maybe_run_lto_and_relink): Likewise.
2396 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2397 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2398 * config/avr/avr.c (avr_map_op_t): Likewise.
2399 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2400 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2401 * config/epiphany/epiphany.md (movcc): Likewise.
2402 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2403 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2405 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2406 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2407 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2408 * config/sh/sh.c (sh_rtx_costs): Likewise.
2409 * fold-const.c (fold_truth_andor): Likewise.
2410 * genautomata.c (collapse_flag): Likewise.
2411 * gengtype.h (struct type::u::s): Likewise.
2412 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2413 * input.c (FORMAT_AMOUNT): Likewise.
2414 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2415 (known_aggs_to_agg_replacement_list): Likewise.
2416 * ipa-inline-analysis.c: Likewise.
2417 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2418 * ipa-polymorphic-call.c
2419 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2420 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2421 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2423 * modulo-sched.c (apply_reg_moves): Likewise.
2424 * omp-expand.c (build_omp_regions_1): Likewise.
2425 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2426 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2427 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2428 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2429 * value-prof.c: Likewise.
2430 * var-tracking.c (val_reset): Likewise.
2432 2017-04-03 Richard Biener <rguenther@suse.de>
2434 PR tree-optimization/80275
2435 * fold-const.c (split_address_to_core_and_offset): Handle
2438 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2440 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2441 descriptors is at least equal to that of functions.
2443 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2447 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2450 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2451 (mov<IMOD4:mode>): New expander.
2452 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2454 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2456 PR rtl-optimization/79405
2457 * fwprop.c (propagations_left): New variable.
2458 (forward_propagate_into): Decrement it.
2459 (fwprop_init): Initialize it.
2460 (fw_prop): If the variable has reached zero, stop propagating.
2461 (fwprop_addr): Ditto.
2463 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2466 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2467 a FUNCTION_DECL, pass it as decl instead of origin to
2470 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2472 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2475 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2478 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2479 TARGET_VSX_SMALL_INTEGER.
2481 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2483 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2484 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2486 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2488 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2489 extraction from odd-numbered MSA register.
2491 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2494 * expmed.c (store_bit_field_1): Don't attempt to create
2495 a word subreg out of hard registers wider than word if they
2496 have HARD_REGNO_NREGS of 1 for their mode.
2499 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2500 conversions to integer types wider than word and pointer.
2503 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2504 (rtx_equal_for_cselib_p): Pass 0 to it.
2505 * cselib.c (cselib_hasher::equal): Likewise.
2506 (rtx_equal_for_cselib_1): Add depth argument. If depth
2507 is 128, don't look up VALUE locs and punt. Increment
2508 depth in recursive calls when walking VALUE locs.
2510 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2512 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2513 (make_gcov_file_name): Use the canonical path name for generating
2515 (read_line): Fix handling of files with ascii null bytes.
2517 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2519 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2520 to initialise a vector register instead
2521 of using a const_int.
2523 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2525 PR translation/80189
2526 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2527 diagnostic messages.
2529 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2532 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2533 (dfp_diex_<mode>): Update mode of operand 1.
2534 * doc/extend.texi (dxex, dxexq): Document change to return type.
2535 (diex, diexq): Document change to argument type.
2537 2017-03-30 Martin Jambor <mjambor@suse.cz>
2540 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2541 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2542 it reflects the signature changes performed at the callee side.
2543 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2544 to cgraph_build_function_type_skip_args.
2545 (build_function_decl_skip_args): Adjust call to the above function.
2547 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2550 * config/i386/sse.md
2551 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2552 register as dest whenever it is a MEM not rtx_equal_p to the
2553 corresponding dup operand, and when forcing into reg move the
2554 reg into the memory afterwards.
2555 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2556 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2557 for the force_reg mode.
2558 (avx512vl_vextractf128<mode>): Use register as dest either
2559 always when a MEM, or when it is a MEM not rtx_equal_p to the
2560 corresponding dup operand, or even not when it is a CONST_VECTOR
2561 depending on the mode and lo vs. hi.
2562 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2564 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2565 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2566 Likewise. Require that operands[2] is even.
2567 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2568 Remove extraneous parens. Require that operands[2] is a multiple
2570 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2571 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2572 disallow memory then.
2574 2017-03-30 Richard Biener <rguenther@suse.de>
2576 PR tree-optimization/77498
2577 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2578 to non-constants over backedges.
2580 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2582 PR rtl-optimization/80233
2583 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2584 as last_combined_insn. Do not test for BARRIER_P separately.
2586 2017-03-29 Andreas Schwab <schwab@suse.de>
2589 * calls.c (prepare_call_address): Convert funexp to Pmode before
2590 copying to temp reg.
2592 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2594 PR tree-optimization/80158
2595 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2596 Handle possible future case of more than one alternate
2598 (replace_rhs_if_not_dup): Likewise.
2599 (replace_one_candidate): Likewise.
2601 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2603 PR rtl-optimization/80193
2604 * ira.c (ira): Do not check allocation for LRA.
2606 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2608 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2609 (nvptx_output_simt_exit): Declare.
2610 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2611 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2612 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2613 (nvptx_declare_function_name): ...here. Emit declaration of local
2614 memory space buffer for omp_simt_enter insn.
2615 (nvptx_output_unisimt_switch): New.
2616 (nvptx_output_softstack_switch): New.
2617 (nvptx_output_simt_enter): New.
2618 (nvptx_output_simt_exit): New.
2619 * config/nvptx/nvptx.h (struct machine_function): New fields
2620 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2621 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2622 (UNSPECV_SIMT_EXIT): Ditto.
2623 (omp_simt_enter_insn): New insn.
2624 (omp_simt_enter): New expansion.
2625 (omp_simt_exit): New insn.
2626 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2628 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2629 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2630 (expand_GOMP_SIMT_EXIT): New.
2631 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2632 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2633 (GOMP_SIMT_EXIT): Ditto.
2634 * target-insns.def (omp_simt_enter): New insn.
2635 (omp_simt_exit): Ditto.
2636 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2638 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2639 (lower_rec_input_clauses): Likewise.
2640 (lower_lastprivate_clauses): Handle SIMT privatization.
2642 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2643 (ompdevlow_adjust_simt_enter): New.
2644 (find_simtpriv_var_op): New.
2645 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2646 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2648 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2649 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2650 (copy_decl_for_dup_finish): Ditto.
2652 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2654 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/i386.c (ix86_option_override_internal): Always
2658 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2660 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2662 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2664 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2666 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2667 mark new edge's irreducible flag accordign to it.
2668 (vect_do_peeling): Check loop preheader edge's irreducible flag
2669 and pass it to function slpeel_add_loop_guard.
2671 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2673 PR tree-optimization/80218
2674 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2675 Update block frequencies and counts.
2677 2017-03-28 Richard Biener <rguenther@suse.de>
2679 PR tree-optimization/78644
2680 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2681 of a simplification result we may not use it at all.
2683 2017-03-28 Richard Biener <rguenther@suse.de>
2686 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2687 without arguments, generate default definition of a SSA name.
2689 2017-03-28 Richard Biener <rguenther@suse.de>
2692 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2693 TYPE_REF_CAN_ALIAS_ALL references.
2694 * fold-const.c (fold_indirect_ref_1): Likewise.
2696 2017-03-28 Martin Liska <mliska@suse.cz>
2699 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2700 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2702 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2703 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2705 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2706 (EXTRA_SPECS): Define.
2707 (SUBTARGET_EXTRA_SPECS): Likewise.
2708 (SUBTARGET_CPP_SPEC): Likewise.
2709 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2710 SUBTARGET_EXTRA_SPECS.
2711 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2713 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2715 * config/arc/simdext.md (vst64_insn): Update pattern.
2716 (vld32wh_insn): Likewise.
2717 (vld32wl_insn): Likewise.
2718 (vld64_insn): Likewise.
2719 (vld32_insn): Likewise.
2721 2017-03-28 Marek Polacek <polacek@redhat.com>
2724 * fold-const.c (fold_comparison): Use protected_set_expr_location
2725 instead of SET_EXPR_LOCATION.
2727 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2729 * tree.c (add_expr): Avoid name lookup warning.
2731 2017-03-27 Jeff Law <law@redhat.com>
2733 PR tree-optimization/80216
2734 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2735 function name. Limit recursion depth.
2736 (record_temporary_equivalences): Corresponding changes.
2738 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2740 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2743 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2746 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2748 * cfgcleanup.c (reg_note_cfa_p): New array.
2749 (insns_have_identical_cfa_notes): New function.
2750 (old_insns_match_p): Don't cross-jump in between /f
2751 and non-/f instructions. If both i1 and i2 are frame related,
2752 verify all CFA notes, their order and content.
2754 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2757 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2758 HImode and SImode with zero extend to DImode to one insn.
2759 (bswap<mode>2_extenddi): Likewise.
2760 (bswapsi2_extenddi): Likewise.
2761 (bswaphi2_extendsi): Likewise.
2762 (bswaphi2): Combine bswap HImode and SImode into one insn.
2763 Separate memory insns from swapping register.
2764 (bswapsi2): Likewise.
2765 (bswap<mode>2): Likewise.
2766 (bswaphi2_internal): Delete, no longer used.
2767 (bswapsi2_internal): Likewise.
2768 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2769 store, and gpr<-gpr swap insns.
2770 (bswap<mode>2_store): Likewise.
2771 (bswaphi2_reg): Register only splitter, combine with the splitter.
2772 (bswaphi2 splitter): Likewise.
2773 (bswapsi2_reg): Likewise.
2774 (bswapsi2 splitter): Likewise.
2775 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2776 the insns into load, store, and register/register insns.
2777 (bswapdi2_ldbrx): Likewise.
2778 (bswapdi2_load): Likewise.
2779 (bswapdi2_store): Likewise.
2780 (bswapdi2_reg): Likewise.
2782 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2784 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2785 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2787 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2790 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2792 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2793 special handling for target option conflicts between dform
2794 options (-mpower9-dform, -mpower9-dform-vector,
2795 -mpower9-dform-scalar) and -mno-direct-move.
2797 2017-03-27 Richard Biener <rguenther@suse.de>
2799 PR tree-optimization/80181
2800 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2802 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2804 * config/arc/predicates.md (move_double_src_operand): Replace the
2805 call to move_double_src_operand with a call to address_operand.
2807 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2809 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2810 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2811 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2813 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2815 * config/arc/predicates.md (long_immediate_loadstore_operand):
2816 Consider scaled addresses cases.
2818 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2820 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2821 restored when in interrupt.
2822 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2823 doesn't have delay slot.
2825 2017-03-27 Richard Biener <rguenther@suse.de>
2828 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2829 inlined thunk clones.
2831 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2834 * asan.c (instrument_derefs): Copy over last operand from
2835 original COMPONENT_REF to the new COMPONENT_REF with
2836 DECL_BIT_FIELD_REPRESENTATIVE.
2837 * ubsan.c (instrument_object_size): Likewise.
2839 2017-03-27 Richard Biener <rguenther@suse.de>
2841 PR tree-optimization/80170
2842 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2843 sure DR/SCEV didnt fold in constants we do not see when looking
2844 at the reference base alignment.
2846 2017-03-27 Richard Biener <rguenther@suse.de>
2849 * gimple-fold.c (fold_ctor_reference): Properly guard against
2850 NULL return value from canonicalize_constructor_val.
2852 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/i386.c (ix86_expand_builtin)
2856 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2857 flags reg setting and flags reg using instructions.
2858 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2859 clobbering instructions to zero extend op2.
2861 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2863 * doc/install.texi (Configuration) <--with-aix-soname>:
2864 Update link to AIX ld.
2866 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2868 PR rtl-optimization/80160
2869 PR rtl-optimization/80159
2870 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2871 reg_alternate_class into account.
2873 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2876 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2877 to consider in curr_insn_transform.
2879 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2881 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2882 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2883 and emit_mode_inner.
2885 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2887 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2888 argument to the overloaded builtin variants. Use the new flag to
2889 deprecate certain builtin variants.
2890 * config/s390/s390-builtin-types.def: Add new builtin types.
2891 * config/s390/s390-builtins.h: Support new flags field for
2892 overloaded builtins.
2893 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2894 (s390_macro_to_expand): Enable vector float data type.
2895 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2896 builtins by incrementing the __VEC__ version number.
2897 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2899 (s390_resolve_overloaded_builtin): Emit error messages depending
2900 on the builtin flags.
2901 * config/s390/s390.c (s390_expand_builtin): Support additional
2902 flags argument. Change error message to match the messages
2903 emitted in s390-c.c.
2904 * config/s390/s390.md: New UNSPEC_* constants.
2905 (op_type): Add new instruction types.
2906 * config/s390/vecintrin.h: Add new builtins and test data class
2908 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2909 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2910 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2911 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2912 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2913 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2915 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2916 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2917 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2918 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2920 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2921 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2922 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2923 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2925 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2926 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2927 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2928 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2929 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2930 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2931 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2933 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2934 ("vec_scatter_element<V_HW_4:mode>_DI")
2935 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2936 ("vec_fpint<mode>", "vflls")
2937 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2938 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2939 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2940 ("*vec_cmphe<mode>_cc"): ... these.
2942 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2943 mode constant instead of magic value.
2945 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2947 * config/s390/s390.c (s390_expand_vec_compare): Support other
2948 vector floating point modes than just V2DF.
2949 (s390_expand_vcond): Likewise.
2950 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2951 (s390_cannot_change_mode_class): Prevent mode changes between TF
2952 and V1TF in vector registers.
2953 * config/s390/s390.md (DF, SF): New mode attributes.
2954 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2955 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2956 SFmode support for VRs.
2957 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2959 (VFT, VF_HW): New mode iterators.
2960 (vw, sdx): New mode attributes.
2961 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2962 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2963 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2964 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2965 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2966 also the new vector floating point modes. Renaming to ...
2968 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2969 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2970 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2971 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2972 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2973 ("vec_unordered<mode>"): ... these.
2975 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2976 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2977 ("*vec_extendv2df"): New insn definitions.
2979 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2981 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2982 ("mulditi3_2", "*muldi3_sign"): New patterns.
2983 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2984 rename the pattern definition.
2986 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2988 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2990 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2992 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2994 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2995 instruction if possible.
2996 * config/s390/vector.md (vec_halfnumelts): New mode
2998 ("*vec_vllezlf<mode>"): New pattern.
3000 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3002 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3003 ("popcountv4si2", "popcountv2di2"): Rename to ...
3004 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3005 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3007 ("popcount<mode>2_vxe"): New pattern.
3009 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3011 * common/config/s390/s390-common.c (processor_flags_table): Add
3013 * config.gcc: Add arch12.
3014 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3015 Default to arch12 for unknown CPU model numbers.
3016 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3017 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3018 PROCESSOR_max sanity check.
3019 * config/s390/s390-opts.h (enum processor_type): Add
3021 * config/s390/s390.c (processor_table): Add arch12.
3022 (s390_expand_builtin): Add check for B_VXE flag.
3023 (s390_issue_rate): Add PROCESSOR_ARCH12.
3024 (s390_get_sched_attrmask): Likewise.
3025 (s390_get_unit_mask): Likewise.
3026 (s390_sched_score): Enable z13 scheduling for arch12.
3027 (s390_sched_reorder): Likewise.
3028 (s390_sched_variable_issue): Likewise.
3029 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3031 (s390_tune_attr): Use z13 scheduling also for arch12.
3032 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3033 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3034 (TARGET_VXE_P): New macros.
3035 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3036 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3037 * config/s390/s390.opt: Add arch12 as processor_type.
3039 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3041 * config/s390/s390.md
3042 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3043 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3044 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3046 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3047 Rename expanders to ...
3049 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3050 ("fixuns_truncdddi2_emu"): ... these.
3052 ("fixuns_trunc<mode>si2_emu"): New expander.
3054 ("*fixuns_truncdfdi2_z13"): Rename to ...
3055 ("*fixuns_truncdfdi2_vx"): ... this.
3057 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3059 * config/s390/2964.md: Remove the single element vector compare
3060 instructions which are no longer used.
3061 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3063 (s390_canonicalize_comparison): Remove handling of DFmode
3065 (s390_expand_vec_compare_scalar): Remove function.
3066 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3067 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3069 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3071 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3073 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3075 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3076 will anyway by matched by mov<mode>_64dfp.
3078 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3080 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3081 vlef/vstef. Add missing operand to vleif.
3083 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3085 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3086 pair for all vector types with 64 bit elements.
3087 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3088 * config/s390/vector.md (V_HW_64): ... here.
3089 (V_128_NOSINGLE): New mode iterator.
3090 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3091 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3092 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3093 ("*vec_load_pairv2di"): Change to ...
3094 ("*vec_load_pair<mode>"): ... this one.
3096 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3098 * config/s390/constraints.md: Add comments.
3099 (jKK): Reject element sizes > 8 bytes.
3100 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3102 * config/s390/s390.md: Add the s_operand checks formerly in
3103 s390_split_ok_p to various splitters where they are still
3105 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3106 for 128 bit vectors. Plus two splitters.
3108 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3110 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3113 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3116 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3117 error if the boundary argument is not constant.
3119 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3121 PR rtl-optimization/80112
3122 * loop-doloop.c (doloop_condition_get): Don't check condition
3123 if cmp isn't SET with IF_THEN_ELSE src.
3125 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3127 PR tree-optimization/80158
3128 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3129 replacing a candidate statement, also replace it for the
3130 candidate's alternate interpretation.
3131 (replace_rhs_if_not_dup): Likewise.
3132 (replace_one_candidate): Likewise.
3134 2017-03-24 Richard Biener <rguenther@suse.de>
3136 PR tree-optimization/80167
3137 * graphite-isl-ast-to-gimple.c
3138 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3140 (translate_isl_ast_to_gimple::get_rename): Likewise.
3142 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3144 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3145 handling of certain combinations of target options, including the
3146 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3147 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3149 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3152 * config/arm/arm.md (*load_multiple): Add reload_completed to
3155 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3156 Richard Biener <rguenth@suse.de>
3158 PR tree-optimization/79908
3159 PR tree-optimization/80136
3160 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3161 been cast away, gimplify_and_add suffices.
3163 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3165 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3167 2017-03-23 Richard Biener <rguenther@suse.de>
3169 PR tree-optimization/80032
3170 * gimplify.c (gimple_push_cleanup): Forced unconditional
3171 cleanups still have to go to the conditional_cleanups
3174 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3176 PR tree-optimization/80072
3177 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3179 (next_operand_entry_id): Change type to unsigned int.
3180 (sort_by_operand_rank): Make sure to return the right return value
3181 even if unsigned fields are bigger than INT_MAX.
3182 (struct oecount): Change cnt and id type to unsigned int.
3183 (oecount_hasher::equal): Formatting fix.
3184 (oecount_cmp): Make sure to return the right return value
3185 even if unsigned fields are bigger than INT_MAX.
3186 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3189 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3190 TREE_READONLY on result if writing it more than once.
3193 * doc/invoke.texi (-fsanitize=thread): Document that with
3194 -fnon-call-exceptions atomics are not able to throw
3198 * tsan.c: Include tree-eh.h.
3199 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3200 maybe_clean_or_replace_eh_stmt where needed.
3201 (instrument_memory_accesses): Add cfg_changed argument.
3202 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3203 if it returned true.
3204 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3206 PR rtl-optimization/63191
3207 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3208 wrapper function, moved the whole old content into ...
3209 (ix86_delegitimize_address_1): ... this. New inline function.
3210 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3211 true as last argument instead of ix86_delegitimize_address.
3213 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3215 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3216 cortexa57_branch_cost.
3218 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3220 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3222 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3225 * doc/md.texi (Constraints): Document wA constraint.
3226 * config/rs6000/constraints.md (wA): New.
3227 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3228 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3229 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3230 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3232 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3235 * gimplify.c (is_oacc_declared): New function.
3236 (oacc_default_clause): Use it to set default flags for acc declared
3237 variables inside parallel regions.
3238 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3240 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3241 declare attribute to any decl as necessary.
3243 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3246 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3247 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3248 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3249 (arm_arch_lpae): This.
3250 * config/arm/arm.c (arm_arch7ve): Rename into ...
3251 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3252 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3255 2017-03-22 Martin Liska <mliska@suse.cz>
3258 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3259 error message instead of an ICE.
3261 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3263 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3265 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3267 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3269 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3272 2017-03-21 Martin Sebor <msebor@redhat.com>
3274 * doc/extend.texi: Use "cannot" instead of "can't."
3275 * doc/hostconfig.texi: Same.
3276 * doc/install.texi: Same.
3277 * doc/invoke.texi: Same.
3278 * doc/loop.texi: Same.
3279 * doc/md.texi: Same.
3280 * doc/objc.texi: Same.
3281 * doc/rtl.texi: Same.
3282 * doc/tm.texi: Same.
3283 * doc/tm.texi.in: Same.
3284 * doc/trouble.texi: Same.
3286 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3289 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3290 (collect_checksum_attributes): Set it.
3291 (die_checksum_ordered): Use it.
3293 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3295 PR tree-optimization/79908
3296 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3297 change: For a VA_ARG whose LHS has been cast away, use
3298 force_gimple_operand to construct the side effects.
3300 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3302 PR translation/80001
3303 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3304 more amenable to translation.
3305 (oacc_loop_auto_partitions): Likewise.
3307 2017-03-21 Marek Polacek <polacek@redhat.com>
3308 Martin Sebor <msebor@redhat.com>
3310 PR tree-optimization/80109
3311 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3314 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3315 Segher Boessenkool <segher@kernel.crashing.org>
3318 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3319 check reg_used_between_p between insn and one of succ or succ2
3320 depending on if succ is artificial insn not inserted into insn
3323 2017-03-21 Martin Liska <mliska@suse.cz>
3325 PR gcov-profile/80081
3326 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3327 * doc/gcc.texi: Include gcov-dump stuff.
3328 * doc/gcov-dump.texi: New file.
3330 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3332 PR rtl-optimization/79150
3333 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3334 conditional jump, if the jump is the last insn of the loop.
3336 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3337 Richard Biener <rguenth@suse.de>
3339 PR tree-optimization/79908
3340 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3341 been cast away, use force_gimple_operand to construct the side
3344 2017-03-21 Martin Liska <mliska@suse.cz>
3347 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3350 2017-03-21 Brad Spengler <spender@grsecurity.net>
3353 * plugin.c (htab_hash_plugin): New function.
3354 (add_new_plugin): Use it and adjust.
3355 (parse_plugin_arg_opt): Adjust.
3356 (init_one_plugin): Likewise.
3358 2017-03-21 Richard Biener <rguenther@suse.de>
3360 PR tree-optimization/80032
3361 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3362 if set force the cleanup to happen unconditionally.
3363 (gimplify_target_expr): Push inserted clobbers with force_uncond
3364 to avoid them being removed by control-dependent DCE.
3366 2017-03-21 Richard Biener <rguenther@suse.de>
3368 PR tree-optimization/80122
3369 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3370 va_arg_pack_len when the inlined call stmt requires pack
3372 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3374 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3377 * tsan.c (instrument_builtin_call): If the memory model argument
3378 is not a constant, assume it is valid.
3381 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3384 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3386 PR rtl-optimization/79910
3387 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3388 if its dest is used by an insn before I2 (other than the combined
3389 insns themselves, which are properly handled already).
3391 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3394 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3396 * combine.c (record_used_regs): New static function.
3397 (try_combine): Handle situations where there is an additional
3398 instruction between I2 and I3 which needs to have a LOG_LINK
3402 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3404 * combine.c (try_combine): Delete redundant i1 test. Call
3405 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3407 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3410 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3413 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3415 PR tree-optimization/80054
3416 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3417 the optimization if a PHI or any of its arguments is not dominated
3418 by the candidate's basis. Use gphi* rather than gimple* as
3420 (replace_profitable_candidates): Clean up a gimple* variable that
3421 should be a gphi* variable.
3423 2017-03-20 Martin Sebor <msebor@redhat.com>
3426 * doc/extend.texi (attribute constructor): Document present limitation.
3428 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3431 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3432 __POWER9_VECTOR__ #ifdef control, change template definition to
3433 use Power9-specific built-in function.
3434 (vec_any_eq): Likewise.
3435 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3436 to control outcomes from this test.
3437 (vector_ae_<mode>p): For VEC_F modes, likewise.
3439 2017-03-20 Ian Lance Taylor <iant@google.com>
3441 * config/i386/i386.c (ix86_function_regparm): Save an extra
3442 register for -fsplit-stack with DECL_STATIC_CHAIN.
3444 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3447 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3448 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3450 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3452 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3454 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3457 2017-03-20 Marek Polacek <polacek@redhat.com>
3460 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3462 2017-03-20 Richard Biener <rguenther@suse.de>
3464 PR tree-optimization/80113
3465 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3466 allocate extra SSA name for PHI def.
3467 (add_close_phis_to_outer_loops): Likewise.
3468 (add_close_phis_to_merge_points): Likewise.
3469 (copy_loop_close_phi_args): Likewise.
3470 (copy_cond_phi_nodes): Likewise.
3472 2017-03-20 Martin Liska <mliska@suse.cz>
3475 * tree-chkp.c (chkp_build_returned_bound): Do not build
3476 returned bounds for a LHS that's not a BOUNDED_P type.
3478 2017-03-20 Martin Liska <mliska@suse.cz>
3482 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3483 COMPLEX_CST and VECTOR_CST.
3485 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3488 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3489 target operand. A new splitter adds the clobber statement in case
3490 the target operand is dead anyway.
3492 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3494 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3495 to age-old versions of binutils and glibc.
3497 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3499 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3501 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3503 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3505 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3507 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3508 requirement for binutils 2.13.
3510 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3512 * combine.c (try_combine): Delete redundant i1 test. Call
3513 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3515 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3517 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3518 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3520 <riscv64-*-elf>: Re-arrange section
3521 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3522 <riscv32-*-linux>: Likewise.
3523 <riscv64-*-elf>: Likewise
3524 <riscv64-*-linux>: Likewise.
3526 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3529 * aarch64.opt(verbose-cost-dump): Fix typo.
3531 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3534 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3535 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3537 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3539 * reload.c (find_reloads): When reloading a nonoffsettable address,
3540 use RELOAD_OTHER for it and its address reloads.
3542 PR rtl-optimization/79910
3543 * combine.c (record_used_regs): New static function.
3544 (try_combine): Handle situations where there is an additional
3545 instruction between I2 and I3 which needs to have a LOG_LINK
3548 2017-03-17 Jeff Law <law@redhat.com>
3550 PR tree-optimization/71437
3551 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3552 conditional in the hash table first.
3553 (vrp_dom_walker::before_dom_children): Extract condition from
3554 ASSERT_EXPR. Record condition, its inverion and any implied
3557 2017-03-17 Marek Polacek <polacek@redhat.com>
3558 Markus Trippelsdorf <markus@trippelsdorf.de>
3560 PR tree-optimization/80079
3561 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3564 2017-03-17 Richard Biener <rguenther@suse.de>
3567 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3568 Properly verify the LHS before the RHS possibly claims to be
3570 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3573 2017-03-17 Martin Jambor <mjambor@suse.cz>
3575 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3576 (List of -O2 options): Likewise.
3577 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3580 2017-03-17 Tom de Vries <tom@codesourcery.com>
3582 * gcov-dump.c (print_usage): Print bug_report_url.
3584 2017-03-17 Richard Biener <rguenther@suse.de>
3587 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3588 (parser::peek): Likewise.
3590 2017-03-17 Richard Biener <rguenther@suse.de>
3592 PR tree-optimization/80048
3593 * sese.c (free_sese_info): Properly release rename_map and
3594 copied_bb_map elements.
3596 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3598 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3599 Add linked-list forward and backlinks. Insert on
3600 construction, remove on destruction.
3601 (class pass_store_merging): Add m_stores_head field.
3602 (pass_store_merging::terminate_and_process_all_chains):
3603 Iterate over m_stores_head list.
3604 (pass_store_merging::terminate_all_aliasing_chains):
3606 (pass_store_merging::execute): Check for debug stmts first.
3607 Push new chains onto the m_stores_head stack.
3609 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3612 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3613 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3614 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3616 2017-03-16 Jeff Law <law@redhat.com>
3618 PR tree-optimization/71437
3619 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3620 member function. Implementation moved into after_dom_children
3621 member function and into the threader's thread_outgoing_edges
3623 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3624 some code into new thread_outgoing_edges.
3625 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3626 definition. Simplify marker handling (do it here). Assume we always
3627 have the available expression and the const/copies tables.
3628 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3630 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3631 * tree-vrp.c (equiv_stack): No longer file scoped.
3632 (vrp_dom_walker): New class.
3633 (vrp_dom_walker::before_dom_children): New member function.
3634 (vrp_dom_walker::after_dom_children): Likewise.
3635 (identify_jump_threads): Setup domwalker. Use it rather than
3636 walking edges in a random order by hand. Simplify setup/finalization.
3637 (finalize_jump_threads): Remove.
3638 (vrp_finalize): Do not call identify_jump_threads here.
3639 (execute_vrp): Do it here instead and call thread_through_all_blocks
3642 PR tree-optimization/71437
3643 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3645 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3647 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3648 (dom_opt_dom_walker::thread_across_edge): Remove
3649 handle_dominating_asserts argument. All callers changed.
3650 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3651 changes. Remove calls to lhs_of_dominating_assert. Other
3652 uses of handle_dominating_asserts turn into unconditional code
3653 (simplify_control_stmt_condition_1): Likewise.
3654 (simplify_control_stmt_condition): Likewise.
3655 (thread_through_normal_block, thread_across_edge): Likewise.
3656 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3657 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3658 object if it is not an SSA_NAME.
3659 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3660 before calling into the VRP specific simplifiers.
3661 (identify_jump_threads): Remove handle_dominating_asserts
3664 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3667 * tree-diagnostic.c (default_tree_printer): No longer static.
3668 * tree-diagnostic.h (default_tree_printer): New prototype.
3670 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3672 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3673 Change ins into fmov.
3675 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3677 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3678 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3679 Use h_con constraint for operand 1.
3680 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3681 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3683 2017-03-15 Jeff Law <law@redhat.com>
3685 PR tree-optimization/71437
3686 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3687 (record_temporary_equivalences): Use it.
3689 PR tree-optimization/71437
3690 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3691 tree-ssa-scopedtables.
3692 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3693 (record_conditions, record_cond, vuse_eq): Likewise.
3694 (record_edge_info): Adjust to API tweak of record_conditions.
3695 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3696 (record_temporary_equivalences, optimize_stmt): Likewise.
3697 (eliminate_redundant_computations): Likewise.
3698 (record_equivalences_from_stmt): Likewise.
3699 * tree-ssa-scopedtables.c: Include options.h and params.h.
3700 (vuse_eq): New function, moved from tree-ssa-dom.c
3701 (build_and_record_new_cond): Likewise.
3702 (record_conditions): Likewise. Accept vector of conditions rather
3703 than edge_equivalence structure for first argument.
3704 for the first argument.
3705 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3706 from tree-ssa-dom.c.
3707 (avail_exprs_stack::record_cond): Likewise.
3708 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3709 from tree-ssa-dom.c.
3710 (avail_exprs_stack): Add new member functions lookup_avail_expr
3712 (record_conditions): Declare.
3714 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3717 * lra-constraints.c (process_alt_operands): Increase reject for
3718 reloading an input/output operand.
3720 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3723 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3724 insns to convert from signed/unsigned char/short to IEEE 128-bit
3726 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3728 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3731 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3732 subreg of inner mode for values already in registers.
3734 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3736 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3737 iteration reg is used after the loop.
3739 2017-03-14 Martin Sebor <msebor@redhat.com>
3741 PR tree-optimization/79800
3742 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3743 precision in negative-positive range.
3744 (format_floating): Call non-const overload with adjusted precision.
3746 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3749 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3752 2017-03-14 Martin Sebor <msebor@redhat.com>
3755 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3756 * builtins.def (aligned_alloc): Use it.
3759 * Makefile.in (GTFILES): Add calls.c.
3760 * calls.c: Include "gt-calls.h".
3762 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3764 PR rtl-optimization/79728
3765 * regs.h (struct target_regs): New field
3766 x_contains_allocatable_regs_of_mode.
3767 (contains_allocatable_regs_of_mode): New macro.
3768 * reginfo.c (init_reg_sets_1): Initialize it, and change
3769 contains_reg_of_mode so it includes global regs as well.
3770 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3771 rather than contains_regs_of_mode.
3773 2017-03-14 Martin Liska <mliska@suse.cz>
3775 * doc/invoke.texi: Document options that can't be combined with
3776 -fcheck-pointer-bounds.
3778 2017-03-14 Martin Liska <mliska@suse.cz>
3781 * doc/invoke.texi (-Wchkp): Document the option.
3783 2017-03-14 Martin Liska <mliska@suse.cz>
3785 * Makefile.in: Install gcov-dump.
3787 2017-03-14 Martin Liska <mliska@suse.cz>
3789 * multiple_target.c (expand_target_clones): Bail out for
3790 an invalid attribute.
3792 2017-03-14 Richard Biener <rguenther@suse.de>
3794 * alias.c (struct alias_set_entry): Pack properly.
3795 * cfgloop.h (struct loop): Likewise.
3796 * cse.c (struct set): Likewise.
3797 * ipa-utils.c (struct searchc_env): Likewise.
3798 * loop-invariant.c (struct invariant): Likewise.
3799 * lra-remat.c (struct cand): Likewise.
3800 * recog.c (struct change_t): Likewise.
3801 * rtl.h (struct address_info): Likewise.
3802 * symbol-summary.h (function_summary): Likewise.
3803 * tree-loop-distribution.c (struct partition): Likewise.
3804 * tree-object-size.c (struct object_size_info): Likewise.
3805 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3806 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3807 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3808 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3809 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3810 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3811 (struct _stmt_vec_info): Likewise.
3813 2017-03-14 Martin Liska <mliska@suse.cz>
3816 * multiple_target.c (create_dispatcher_calls): Check that
3817 a target can create a function dispatcher.
3819 2017-03-14 Martin Liska <mliska@suse.cz>
3822 * multiple_target.c (expand_target_clones): Drop local.local
3823 flag for default implementation.
3825 2017-03-14 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/80030
3828 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3830 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3832 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3833 gcc_fallthrough() instead of __attribute__((fallthrough));
3835 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3837 * doc/gcc.texi: Remove "up" link to (DIR).
3838 * doc/gccint.texi: Ditto.
3840 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3842 * doc/install.texi (Specific) <avr>: Remove reference to
3845 2017-03-13 Jeff Law <law@redhat.com>
3847 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3848 attribute rather than comments.
3850 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3851 match_scratch operand is highest.
3853 2017-03-13 Martin Liska <mliska@suse.cz>
3856 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3857 is a CHKP clone, use original declaration.
3859 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3861 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3862 (arc_conditional_register_usage): Use a different allocation order
3863 when optimizing for size.
3864 * common/config/arc/arc-common.c (arc_option_optimization_table):
3865 Section anchors default on when optimizing for size.
3867 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3869 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3871 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3873 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3874 * config/arc/arc.md (cpu_facility): Add cd variant.
3875 (*movqi_insn): Add code density variant.
3876 (*movhi_insn): Likewise.
3877 (*movqi_insn): Likewise.
3878 (*addsi3_mixed): Likewise.
3879 (subsi3_insn): Likewise.
3881 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3883 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3885 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3887 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3888 expressions with MINUS and UNARY ops.
3890 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3893 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3895 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3896 between vec_select and vector argument.
3897 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3898 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3899 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3900 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3901 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3902 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3904 2017-03-13 Richard Biener <rguenther@suse.de>
3907 * params.def (vect-max-peeling-for-alignment): Fix typo.
3909 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3911 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3912 issue that only occurred with binutils below 2.18.
3914 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3916 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3917 refer to binutils 2.11/2.12 minimum.
3919 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3921 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3922 ftp.kernel.org and simplify binutils requirement.
3924 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3926 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3928 (Optimize Options): Ditto. Also remove redundancy.
3930 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3932 PR translation/79848
3933 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3935 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3936 to G_ to avoid double translation.
3938 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3940 PR translation/79923
3941 * auto-profile.c (get_combined_location): Convert leading
3942 character of diagnostics to lower case and remove trailing period.
3943 (read_profile): Likewise for various diagnostics.
3944 * config/arm/arm.c (arm_option_override): Remove trailing period
3945 from various diagnostics.
3946 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3947 (msp430_expand_delay_cycles): Likewise.
3949 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3952 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3953 full command-line argument, rather than just "str".
3954 (aarch64_validate_march): Likewise.
3955 (aarch64_validate_mtune): Likewise.
3957 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3959 PR rtl-optimization/78911
3960 * lra-assigns.c (must_not_spill_p): New function.
3961 (spill_for): Use it.
3963 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3965 PR tree-optimization/79981
3966 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3967 ATOMIC_COMPARE_EXCHANGE ifn result.
3968 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3969 IFN_ATOMIC_COMPARE_EXCHANGE.
3971 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3974 * opts.c (parse_sanitizer_options): Add missing question mark to
3975 "did you mean" message.
3977 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3979 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3981 (VMULEUH_UNS): Likewise.
3982 (VMULOUB_UNS): Likewise.
3983 (VMULOUH_UNS): Likewise.
3984 * config/rs6000/rs6000.c (builtin_function_type): Remove
3985 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3987 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3990 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3991 x with result of extra_parsing_for_operand_code_0.
3992 (function_reader::extra_parsing_for_operand_code_0): Convert
3993 return type from void to rtx, returning x. When reading
3994 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3995 larger size containing struct block_symbol.
3997 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3999 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4000 -mfloat128-hardware without -m64.
4002 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4005 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4006 entries to the case statement that marks unsigned arguments to
4007 overloaded functions.
4009 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4011 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4012 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4014 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4017 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4018 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4020 2017-03-10 Martin Liska <mliska@suse.cz>
4024 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4025 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4028 2017-03-10 Olivier Hainque <hainque@adacore.com>
4030 * tree-switch-conversion (array_value_type): Start by resetting
4031 candidate type to it's main variant.
4033 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4035 PR rtl-optimization/79909
4036 * combine.c (try_combine): Use simplify_replace_rtx on individual
4037 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4038 of the whole CALL_INSN_FUNCTION_USAGE.
4040 PR tree-optimization/79972
4041 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4042 get_range_info on SSA_NAMEs. Formatting fixes.
4044 2017-03-10 Richard Biener <rguenther@suse.de>
4045 Jakub Jelinek <jakub@redhat.com>
4047 PR tree-optimization/77975
4048 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4049 edge to be constant.
4050 (get_val_for): For constant x return it. Formatting fix.
4051 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4052 would use the same bases as the current one.
4054 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4056 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4057 instead of vec_select for V1TImode.
4058 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4060 (VSX_LE_128): Add V1TI to this mode iterator.
4061 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4062 (*vsx_le_perm_store_<mode>): Likewise.
4063 (pre-reload splitter for VSX stores): Likewise.
4064 (post-reload splitter for VSX stores): Likewise.
4065 (*vsx_xxpermdi2_le_<mode>): Likewise.
4066 (*vsx_lxvd2x2_le_<mode>): Likewise.
4067 (*vsx_stxvd2x2_le_<mode>): Likewise.
4069 2017-03-09 Michael Eager <eager@eagercon.com>
4071 Correct failures with --enable-checking=yes,rtl.
4073 * config/microblaze/microblaze.c (microblaze_expand_shift):
4074 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4075 test for const0_rtx.
4076 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4077 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4079 2017-03-09 Richard Biener <rguenther@suse.de>
4081 PR tree-optimization/79977
4082 * graphite-scop-detection.c (scop_detection::merge_sese):
4083 Handle the case of extra exits to blocks dominating the entry.
4085 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4087 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4090 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4092 PR rtl-optimization/79949
4093 * lra-constraints.c (process_alt_operands): Check memory when
4094 trying to predict a cycle. Print about the overall increase.
4096 2017-03-09 Richard Biener <rguenther@suse.de>
4099 * gimple-expr.c (useless_type_conversion_p): Preserve
4100 TYPE_SATURATING for fixed-point types.
4102 2017-03-09 Richard Biener <rguenther@suse.de>
4105 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4106 alignment of BLKmode params.
4108 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4111 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4112 (VALL_NO_V2Q): Likewise.
4114 * config/aarch64/aarch64-simd.md
4115 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4117 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4118 VALL_NO_V2Q mode iterator.
4119 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4121 2017-03-09 Martin Liska <mliska@suse.cz>
4123 PR tree-optimization/79631
4124 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4125 tree_int_cst_sign_bit just for INTEGER constants.
4127 2017-03-09 Martin Liska <mliska@suse.cz>
4131 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4134 2017-03-09 Marek Polacek <polacek@redhat.com>
4137 * tree.c (inchash::add_expr): Handle TREE_VEC.
4139 2017-03-09 Martin Liska <mliska@suse.cz>
4142 (chkp_narrow_size_and_offset): New function.
4143 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4144 (void chkp_parse_bit_field_ref): New function.
4145 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4146 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4148 2017-03-09 Martin Liska <mliska@suse.cz>
4151 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4152 (chkp_find_bounds_1): Remove gcc_unreachable.
4154 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4157 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4158 BUILT_IN_SYNC*, determine the access type from the size suffix and
4159 always build a MEM_REF with that type. Handle forgotten
4160 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4163 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4164 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4165 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4166 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4167 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4168 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4169 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4170 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4171 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4172 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4173 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4174 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4175 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4176 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4177 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4178 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4179 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4180 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4181 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4182 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4183 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4184 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4185 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4186 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4187 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4188 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4189 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4190 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4191 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4192 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4193 definitions outside of __OPTIMIZE__ guarded section.
4196 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4197 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4198 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4199 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4202 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4204 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4205 ("vfenez<mode>"): Add missing constraints.
4207 2017-03-08 Martin Sebor <msebor@redhat.com>
4210 * config/nds32/nds32.c (nds32_option_override):
4211 Fix misspelled diagnostic.
4213 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4216 * gimplify.c (gimplify_omp_for): Replace index var in outer
4217 taskloop statement with an artificial variable and add
4218 OMP_CLAUSE_PRIVATE clause for it.
4220 2017-03-08 Richard Biener <rguenther@suse.de>
4222 PR tree-optimization/79955
4223 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4224 for accesses that are completely outside of the variable.
4226 2017-03-08 Andrew Haley <aph@redhat.com>
4228 PR tree-optimization/79943
4229 * tree-ssa-loop-split.c (compute_new_first_bound): When
4230 calculating the new upper bound, (END-BEG) should be added, not
4233 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4235 * config/avr/avr.md (setmemhi): Make sure match_dup
4236 operand number comes before match_scratch.
4238 2017-03-08 Richard Biener <rguenther@suse.de>
4240 PR tree-optimization/79920
4241 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4242 with ncopies == 1 to ...
4243 (vect_transform_slp_perm_load): ... here. Properly compute
4244 all element loads by iterating VF times over the group. Do
4245 not handle ncopies (computed in a broken way) in
4246 vect_create_mask_and_perm.
4248 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4251 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4252 is a uniform vector, use uniform_vector_p return value instead of
4253 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4255 2017-03-07 Marek Polacek <polacek@redhat.com>
4258 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4259 (alloca_call_type): Likewise.
4261 2017-03-07 Martin Liska <mliska@suse.cz>
4263 * gcov.c (process_args): Put comment to correct location.
4265 2017-03-07 Martin Liska <mliska@suse.cz>
4268 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4269 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4270 (chkp_narrow_bounds_for_field): Likewise.
4271 (chkp_parse_array_and_component_ref): Pass one more argument to
4274 2017-03-07 Richard Biener <rguenther@suse.de>
4276 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4279 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4281 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4282 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4284 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4287 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4288 to end of description.
4289 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4291 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4293 PR rtl-optimization/79901
4294 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4296 (*avx512f_<code><mode>3<mask_name>): ... this.
4297 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4298 iterator instead of VI8_AVX2_AVX512BW.
4300 PR rtl-optimization/79901
4301 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4302 min/max expander, expand it using expand_vec_cond_expr.
4305 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4308 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4311 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4312 to void * for PCH reasons.
4313 * dwarf2out.c (output_loc_operands, output_die): Cast
4314 v.val_vec.array to unsigned char *.
4316 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4319 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4322 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4324 PR rtl-optimization/79571
4325 * lra-constraints.c (process_alt_operands): Calculate static
4326 reject and subtract it from overall when only addresses will be
4329 2017-03-06 Julia Koval <julia.koval@intel.com>
4332 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4333 incoming stack boundary to 128 for 64-bit targets.
4335 2017-03-06 Richard Biener <rguenther@suse.de>
4337 PR tree-optimization/79894
4338 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4339 to NULL after folding it.
4341 2017-03-06 Richard Biener <rguenther@suse.de>
4343 PR tree-optimization/79824
4344 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4345 check disabling peeling for gaps.
4347 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4349 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4350 attributes): Document gettimeofday.
4352 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4354 * config/s390/s390.c (s390_option_override_internal): Set
4355 PARAM_MIN_VECT_LOOP_BOUND
4357 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4359 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4360 * config/s390/s390.md: Likewise.
4362 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4365 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4366 (<avx2_avx512>_perm<mode>): Rename to ...
4367 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4369 (<avx512>_perm<mode>_mask): Rename to ...
4370 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4372 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4373 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4374 instead of VI8F_256_512.
4375 (avx512f_perm<mode>): New define_expand.
4376 (avx512f_perm<mode>_mask): Likewise.
4377 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4378 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4380 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4382 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4383 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4385 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4387 2017-03-06 Martin Liska <mliska@suse.cz>
4390 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4391 when having a SSA NAME w/o VAR_DECL assigned to it.
4393 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4395 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4396 msa_dpsub_<su>_d): Fix MODE for vec_select.
4398 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4400 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4402 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4404 2017-03-06 Richard Biener <rguenther@suse.de>
4406 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4407 * plugin.c (register_plugin_info): Likewise.
4408 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4410 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4412 * config/i386/sse.md (sse_storehps, sse_storelps,
4413 avx_<castmode><avxsizesuffix>_<castmode>,
4414 avx512f_<castmode><avxsizesuffix>_<castmode>,
4415 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4416 in condition that at least one operand is not a MEM.
4418 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4421 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4422 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4424 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4425 gimple_call_nothrow_p flag based on whether original builtin can throw.
4426 If it can, emit following stmts on the fallthrough edge.
4427 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4428 don't create new bb if inserting just debug stmts on the edge, try to
4429 insert them on the fallthru bb or just reset debug stmts.
4431 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4434 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4435 restore recog_data (including the operand rtxes inside it) around
4436 the call to get_insn_template.
4438 2017-03-03 Martin Sebor <msebor@redhat.com>
4440 PR tree-optimization/79699
4441 * context.c (context::~context): Free MPFR caches to avoid
4442 a memory leak on program exit.
4444 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4446 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4447 Use wide_int::ulow () instead of .elt (0).
4449 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4452 (*pushxf): Limit oF constraint to 32bit targets and add oC
4453 constraint for 64bit targets.
4454 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4455 (*pushdf): Change rmF constraint to rmC.
4457 2017-03-03 Martin Liska <mliska@suse.cz>
4459 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4460 Remove unused variable.
4462 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4465 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4466 is a memory operand, increase num_memory.
4467 (ix86_expand_args_builtin): Likewise.
4469 2017-03-03 Jan Hubicka <jh@suse.cz>
4472 * ipa-devirt.c (maybe_record_node): Properly handle
4473 __cxa_pure_virtual visibility.
4475 2017-03-03 Martin Liska <mliska@suse.cz>
4477 PR tree-optimization/79803
4478 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4480 (pass_loop_prefetch::execute): Disabled optimization if an
4481 assumption about L1 cache size is not met.
4483 2017-03-03 Martin Liska <mliska@suse.cz>
4485 PR rtl-optimization/79574
4486 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4487 (hash_scan_set): Likewise.
4488 (dump_hash_table): Likewise.
4489 (hoist_code): Likewise.
4491 2017-03-03 Richard Biener <rguenther@suse.de>
4493 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4494 in place of uhigh ().
4495 (fixed_convert_from_real): Likewise.
4497 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4500 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4502 2017-03-03 Richard Biener <rguenther@suse.de>
4505 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4506 TYPE_OVERFLOW_UNDEFINED check.
4508 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4510 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4512 (vector_ae_<mode>_p): Likewise.
4513 (vector_nez_<mode>_p): Likewise.
4514 (vector_ne_v2di_p): Likewise.
4515 (vector_ae_v2di_p): Likewise.
4516 (vector_ne_<mode>_p): Likewise.
4517 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4519 (vsx_tsqrt<mode>2_fe): Likewise.
4521 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4526 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4528 PR rtl-optimization/79780
4529 * cprop.c (one_cprop_pass): When second and further conditional trap
4530 in a single basic block is turned into an unconditional trap, turn it
4531 into a deleted note to avoid RTL verification failures.
4533 2017-03-02 Richard Biener <rguenther@suse.de>
4535 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4537 2017-03-02 Richard Biener <rguenther@suse.de>
4539 PR tree-optimization/79345
4541 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4542 param and abort the walk, returning -1 if it is hit.
4543 (walk_aliased_vdefs): Take a limit param and pass it on.
4544 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4545 defaulting to 0 and return a signed int.
4546 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4547 (check_defs): New helper.
4548 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4549 about uninitialized memory.
4550 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4551 bogus uninitialized warning.
4552 (fixed_convert_from_real): Likewise.
4554 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4556 PR tree-optimization/66768
4557 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4558 iv_use if base object can't be determined.
4560 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4562 PR tree-optimization/79345
4563 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4564 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4565 (get_pattern_stats): Initialize it.
4566 * genemit.c (gen_expand): Verify match_scratch numbers come after
4567 match_operand/match_dup numbers.
4568 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4569 match_scratch numbers.
4570 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4572 * config/s390/s390.md (trunctdsd2): Likewise.
4574 2017-03-02 Richard Biener <rguenther@suse.de>
4576 * wide-int.h (wide_int_storage::operator=): Implement in terms
4579 2017-03-02 Richard Biener <rguenther@suse.de>
4581 PR tree-optimization/79777
4582 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4583 the to insert expression to sth existing.
4585 2017-03-01 Martin Sebor <msebor@redhat.com>
4588 * gimple-ssa-sprintf.c
4589 (directive::known_width_and_precision): New function.
4590 (format_integer): Use it.
4591 (get_mpfr_format_length): Consider the full range of precision
4592 when computing %g output with the # flag. Set the likely byte
4593 count to 3 rather than 1 when precision is indeterminate.
4594 (format_floating): Correct the lower bound of precision.
4596 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4598 * doc/invoke.texi: Document default code model for 64-bit Linux.
4600 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4603 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4604 udiv rather than div since input pattern is unsigned.
4606 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4608 * config/i386/i386.c (print_reg): Warn for values of
4609 unsupported size in integer register.
4611 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4614 * config/rs6000/predicates.md (current_file_function_operand): Do
4615 not allow self calls to be local if the function is replaceable.
4617 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4620 * config/rs6000/altivec.h (vec_ctz and others): Change the
4621 preprocessor macro that controls conditional compilation from
4622 _ARCH_PWR9 to __POWER9_VECTOR__.
4623 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4624 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4625 control (instead of _ARCH_PWR9 control) so that template
4626 definition uses power9-specific function.
4627 (vec_any_eq): Likewise.
4628 (vec_all_ne): Change macro definition to use a power9-specific
4629 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4630 _ARCH_PWR9 control).
4631 (vec_any_eq) Likewise.
4632 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4633 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4634 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4635 support for xvcmpnedp instruction.
4636 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4637 macro expansion so that Power9 implementation of vec_all_ne does
4638 not use the AltiVec predicate framework.
4639 (VCMPNEH_P): Likewise.
4640 (VCMPNEW_P): Likewise.
4641 (VCMPNED_P): Likewise.
4642 (VCMPNEFP_P): Likewise.
4643 (VCMPNEDP_P): Likewise.
4644 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4645 implementation of vec_any_eq to not use AltiVec predicate
4647 (VCMPAEH_P): Likewise.
4648 (VCMPAEW_P): Likewise.
4649 (VCMPAED_P): Likewise.
4650 (VCMPAEFP_P): Likewise.
4651 (VCMPAEDP_P): Likewise.
4652 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4653 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4654 not use the AltiVec predicate framework.
4655 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4656 of vec_any_eq to not use AltiVec predicate framework.
4657 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4658 support for predefined __POWER9_VECTOR__ macro to indicate that
4659 Power9 instruction selection is enabled.
4660 (altivec_overloaded_builtins): Remove extraneous
4661 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4662 function argument types RS6000_BTI_bool_V16QI and
4663 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4664 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4665 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4666 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4667 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4668 Power9 for implementations of vec_cmpne. Change the signature for
4669 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4670 (representing vec_all_ne) to remove the previously described first
4671 argument of type RS6000_BTI_INTSI, as this was an artifact of
4672 reliance on the AltiVec predicate framework, which is no longer
4673 used in the implementation of these functions. Add
4674 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4675 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4676 since, unlike the AltiVec predicate framework implementation, we
4677 do not share function descriptors between vec_alle and vec_anyeq.
4678 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4679 set of modes that receive special treatment even when
4680 TARGET_P9_VECTOR is true. The special treatment emits code that
4681 does not depend on Power9 instructions.
4682 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4683 define_expand to not rely on AltiVec predicate framework.
4684 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4686 (vector_ne_v2di_p): Change this define_expand to not rely on
4687 AltiVec predicate framework.
4688 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4690 (vector_ne_<mode>_p): Change this define_expand to not rely on
4691 AltiVec predicate framework.
4692 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4694 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4695 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4696 define_insn pattern.
4697 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4698 define_insn pattern because the xvcmpne<VSs>. instruction is not
4700 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4701 instruction is not supported.
4703 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4705 * config/nvptx/nvptx.c: Include intl.h.
4707 2017-03-01 Martin Jambor <mjambor@suse.cz>
4710 * ipa-prop.h (ipa_bits): Removed field known.
4711 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4712 to pointers. Adjusted their comments to warn about their sharing.
4713 (ipcp_transformation_summary): Change bits to a vector of pointers.
4714 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4715 (ipa_get_ipa_bits_for_value): Declare.
4716 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4717 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4718 (ipa_bits_hash_table): Likewise.
4719 (ipa_vr_ggc_hash_traits): Likewise.
4720 (ipa_vr_hash_table): Likewise.
4721 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4722 being pointers and vr_known being removed.
4723 (ipa_set_jf_unknown): Likewise.
4724 (ipa_get_ipa_bits_for_value): New function.
4725 (ipa_set_jfunc_bits): Likewise.
4726 (ipa_get_value_range): New overloaded functions.
4727 (ipa_set_jfunc_vr): Likewise.
4728 (ipa_compute_jump_functions_for_edge): Use the above functions to
4729 construct bits and vr parts of jump functions.
4730 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4731 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4733 (ipcp_grow_transformations_if_necessary): Also allocate
4734 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4736 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4737 them. Fix too long lines.
4738 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4739 vr_known being removed.
4740 (ipa_read_jump_function): Use new setter functions to construct bits
4741 and vr parts of jump functions or set them to NULL.
4742 (write_ipcp_transformation_info): Adjust for bits being pointers.
4743 (read_ipcp_transformation_info): Likewise.
4744 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4746 Include gt-ipa-prop.h.
4747 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4749 (ipcp_store_bits_results): Likewise.
4750 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4751 Do not write to existing jump functions but use a temporary instead.
4753 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4756 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4757 attempt to use its first operand as BIT_FIELD_REF base.
4759 2017-03-01 Richard Biener <rguenther@suse.de>
4762 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4763 interpolating formula in wrapping arithmetic.
4764 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4766 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4768 PR tree-optimization/79734
4769 * tree-vect-generic.c (expand_vector_condition): Optimize
4770 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4771 Handle VEC_COND_EXPR where comparison has different inner width from
4774 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4776 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4777 markup, and similar issues. Remove @opindex entries for things
4778 that aren't options. Add missing -mmpy-option entries.
4780 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4782 PR tree-optimization/79737
4783 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4784 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4785 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4786 instead of byte_size. Formatting fix.
4787 (shift_bytes_in_array_right): Formatting fix.
4789 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4792 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4793 condition on optimize for the leaf function test.
4795 2017-02-28 Martin Liska <mliska@suse.cz>
4798 * read-rtl-function.c (function_reader::handle_unknown_directive):
4799 Bail out when one uses -flto.
4801 2017-02-28 Martin Liska <mliska@suse.cz>
4803 * common.opt: Replace space with tabular for options of <number>
4805 * config/i386/i386.opt: Show <number> value for
4806 -mlarge-data-threshold.
4807 * opts.c (print_filtered_help): Do not display number in hexadecimal
4810 2017-02-28 Martin Liska <mliska@suse.cz>
4812 * common.opt: Fix --help=option -Q for options which are of
4815 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4817 * config/i386/i386.c (print_reg): Error out for values
4818 of 8-bit size in invalid integer register.
4820 2017-02-28 Martin Sebor <msebor@redhat.com>
4822 PR tree-optimization/79691
4823 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4825 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4828 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4829 gcc_unreachable with output_operand_lossage.
4831 2017-02-28 Richard Biener <rguenther@suse.de>
4833 PR tree-optimization/79740
4834 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4836 (visit_nary_op): Insert the nary into the hashtable if we
4837 pattern-matched sth.
4838 * tree-ssa-pre.c (eliminate_insert): Robustify.
4840 2017-02-28 Richard Biener <rguenther@suse.de>
4843 * fold-const.c (decode_field_reference): Reject out-of-bound
4846 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4848 * config/i386/i386.c: Include intl.h.
4849 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4850 instead of just cond ? "..." : "...".
4851 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4852 * coverage.c (read_counts_file): Likewise.
4853 * omp-offload.c: Include intl.h.
4854 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4855 of just cond ? "..." : "...".
4856 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4857 of just cond ? "..." : "...".
4859 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4862 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4864 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4865 'tune for' CPU name.
4866 * config/arm/arm-cpu-data.h: Regenerated.
4868 2017-02-28 Richard Biener <rguenther@suse.de>
4870 PR tree-optimization/79732
4871 * tree-inline.c (expand_call_inline): Do not shadow var.
4873 2017-02-28 Richard Biener <rguenther@suse.de>
4875 PR tree-optimization/79723
4876 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4877 address-space properly.
4879 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4881 * doc/optinfo.texi (Optimization groups): Fix option used for
4883 * doc/invoke.texi (-fopt-info): Document "omp".
4884 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4885 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4886 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4887 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4888 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4890 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4892 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4893 OPTGROUP_OMP with "omp".
4895 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4898 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4899 for arithmetic shift of unsigned V2DI.
4901 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4903 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4904 arc/linux.h headers.
4905 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4906 (LINK_SPEC): Likewise.
4907 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4908 (EXTRA_SPECS): Likewise.
4909 (STARTFILE_SPEC): Likewise.
4910 (ENDFILE_SPEC): Likewise.
4911 (LIB_SPEC): Likewise.
4912 (TARGET_SDATA_DEFAULT): Likewise.
4913 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4914 (MULTILIB_DEFAULTS): Likewise.
4915 (DWARF2_UNWIND_INFO): Likewise.
4916 * config/arc/big.h: New file.
4917 * config/arc/elf.h: Likewise.
4918 * config/arc/linux.h: Likewise.
4919 * config/arc/t-uClibc: Remove.
4921 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4923 PR tree-optimization/77536
4924 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4925 (tree_transform_and_unroll_loop): Use above function to compute the
4926 estimated niter of unrolled loop and use it when scaling profile.
4927 Also use count info rather than frequency if it's non-zero.
4928 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4929 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4930 (vect_transform_loop): Call above function.
4932 2017-02-27 Richard Biener <rguenther@suse.de>
4934 PR tree-optimization/45397
4935 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4936 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4937 (visit_nary_op): Add pattern matching for CSEing sign-changed
4938 or truncated operations with wider ones.
4940 2017-02-27 Richard Biener <rguenther@suse.de>
4942 PR tree-optimization/79690
4943 * tree-vect-stmts.c (vectorizable_store): Use vector type
4944 built from the DR with address-space.
4946 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4948 * doc/invoke.texi (Optimize Options): Refine the description
4949 of asan-use-after-return.
4951 2017-02-25 Alan Modra <amodra@gmail.com>
4953 PR rtl-optimization/79584
4954 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4955 base, not ad->base_term, the reg within base. Remove assertion
4956 that ad->base == ad->base_term. Replace gen_int_mode using
4957 bogus mode with const0_rtx.
4959 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4962 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4963 FMA_EXPR like tcc_binary or tcc_unary.
4965 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4968 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4970 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4971 (output_loc_operands): Handle DW_OP_call_ref and
4972 DW_OP_GNU_variable_value.
4973 (struct variable_value_struct): New type.
4974 (struct variable_value_hasher): Likewise.
4975 (variable_value_hash): New variable.
4976 (string_types): Remove.
4977 (copy_loc_descr): New function.
4978 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4979 (prepend_loc_descr_to_each): New function.
4980 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4981 instead of add_loc_descr_to_each if the first argument is single
4982 location list and the second has multiple.
4983 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4984 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4985 when looking for variable value which doesn't have other location info.
4986 (loc_list_from_tree): Formatting fix.
4987 (gen_array_type_die): Simplify DW_AT_string_length handling.
4988 (adjust_string_types): Remove.
4989 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4990 string_types. Call resolve_variable_values.
4991 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4992 (resolve_addr_in_expr): Likewise. Add A argument.
4993 (copy_deref_exprloc): Remove deref argument. Adjust for the
4994 original expression being DW_OP_GNU_variable_value with optionally
4995 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4996 optionally after it.
4997 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4998 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4999 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5000 (variable_value_hasher::hash, variable_value_hasher::equal): New
5002 (resolve_variable_value_in_expr, resolve_variable_value,
5003 resolve_variable_values, note_variable_value_in_expr,
5004 note_variable_value): New functions.
5005 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5008 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5011 * opts.h (handle_generated_option): Add GENERATED_P argument.
5012 * opts-common.c (handle_option): Adjust function comment.
5013 (handle_generated_option): Add GENERATED_P argument, pass it to
5015 (control_warning_option): Pass false to handle_generated_option
5017 * opts.c (maybe_default_option): Pass true to handle_generated_option
5019 * optc-gen.awk: Likewise.
5021 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5023 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5024 a REG, look at the REG it is a SUBREG of.
5025 (splitter for cmpeqsi_t): Ditto.
5027 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5029 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5030 the special USEs with the pattern of the insn, not the insn itself.
5032 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5035 * doc/invoke.texi: Document -mload-store-pairs.
5037 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5038 Sandra Loosemore <sandra@codesourcery.com>
5040 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5041 argument isn't a CONST_INT.
5042 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5043 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5044 (nios2_validate_compare): Bypass alternate compare logic if *op2
5046 (ldstwm_operation_p): Return false if first_base is not a REG or
5047 if first_offset is not a CONST_INT.
5049 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5051 * config/cris/cris.md: Use correct operand in a define_peephole2.
5053 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5055 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5057 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5059 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5060 this_insn if it is an INSN or JUMP_INSN.
5061 (force_offsettable): Look at base, not at addr.
5062 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5063 on things that aren't necessarily CONST_INTs.
5065 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5067 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5068 -mfpmath=sse is the default also for x86-32 targets with SSE2
5069 instruction set when @option{-ffast-math} is enabled
5071 2017-02-24 Jeff Law <law@redhat.com>
5073 PR rtl-optimizatoin/79286
5074 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5077 2017-02-24 Richard Biener <rguenther@suse.de>
5079 PR tree-optimization/79389
5080 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5083 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5085 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5086 function comment to reflect reality.
5087 (loop_exits_before_overflow): Fix typo in function description.
5089 2017-02-24 Richard Biener <rguenther@suse.de>
5091 PR tree-optimization/79389
5092 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5093 properly that a threading opportunity exists. Detect conditional
5094 copy/constant propagation opportunities.
5096 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5098 * config/visium/visium.md (type): Add trap.
5099 (b): New mode attribute.
5100 (*btst): Rename into...
5101 (*btst<mode>): ...this and adjust.
5102 (*cbranchsi4_btst_insn): Rename into...
5103 (*cbranch<mode>4_btst_insn): ...this and adjust.
5104 (trap): New define_insn.
5106 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5108 PR tree-optimization/79389
5109 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5110 (noce_reversed_cond_code): New function.
5111 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5112 reversed_comparison_code. Formatting fix.
5113 (noce_try_store_flag): Test rev_cond != NULL in addition to
5114 reversed_comparison_code.
5115 (noce_try_store_flag_constants): Likewise.
5116 (noce_try_store_flag_mask): Likewise.
5117 (noce_try_addcc): Use rev_cond if non-NULL instead of
5118 reversed_comparison_code.
5119 (noce_try_cmove_arith): Likewise. Formatting fixes.
5120 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5121 (noce_find_if_block): Initialize rev_cond.
5122 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5123 instead of false as last argument never attempt to reverse it
5126 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5128 PR tree-optimization/79663
5129 * tree-predcom.c (combine_chains): Process refs in reverse order
5130 only for ZERO length chains, and add explaining comment.
5132 2017-02-23 Jeff Law <law@redhat.com>
5134 PR tree-optimization/79578
5135 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5136 in call to operand_equal_p.
5138 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5141 * config/i386/cpuid.h: Fix another undefined behavior.
5143 2017-02-23 Richard Biener <rguenther@suse.de>
5145 PR tree-optimization/79683
5146 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5147 vector types for data-refs.
5149 2017-02-23 Martin Liska <mliska@suse.cz>
5151 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5153 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5156 * internal-fn.c (get_range_pos_neg): Moved to ...
5157 * tree.c (get_range_pos_neg): ... here. No longer static.
5158 * tree.h (get_range_pos_neg): New prototype.
5159 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5160 are known to be in between 0 and signed maximum inclusive, try to
5161 expand both unsigned and signed divmod and use the cheaper one from
5164 2017-02-22 Jeff Law <law@redhat.com>
5166 PR tree-optimization/79578
5167 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5168 to compare base operands.
5170 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5173 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5174 gpc_reg_operand instead of fpr_reg_operand.
5176 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5178 * config/mips/mips.c (mips_return_in_memory): Force FP
5179 vector types to be returned in memory for o32 ABI.
5181 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5183 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5184 instead of DW_TAG_member for static data member declarations and don't
5185 set no_linkage_name for static inline data members.
5186 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5189 2017-02-22 Martin Liska <mliska@suse.cz>
5191 * doc/invoke.texi: Replace inequality signs with square brackets
5194 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5196 PR tree-optimization/68644
5197 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5199 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5202 * lra-constraints.c (simplify_operand_subreg): Handle
5203 WORD_REGISTER_OPERATIONS targets.
5205 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5208 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5209 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5210 elimination by swapping fld*.
5212 2017-02-22 Richard Biener <rguenther@suse.de>
5214 PR tree-optimization/79673
5215 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5216 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5217 irrelevant address-space qualifiers and avoiding a
5218 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5220 2017-02-22 Richard Biener <rguenther@suse.de>
5222 PR tree-optimization/79666
5223 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5224 to not symbolically negate if that may introduce undefined
5227 2017-02-22 Martin Liska <mliska@suse.cz>
5230 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5231 * data-streamer-out.c (streamer_write_gcov_count_stream):
5233 * value-prof.c (stream_out_histogram_value): Make assert more
5234 precise based on type of counter.
5236 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5240 Use nonimmediate_operand instead of memory_operand for operand 1.
5241 (float-extend standard_x87sse_constant_load splitter): Ditto.
5243 2017-02-21 Jeff Law <law@redhat.com>
5245 PR tree-optimization/79621
5246 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5247 blocks with edges to themselves.
5249 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5252 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5253 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5254 Use gimple_call_builtin_p.
5257 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5258 on temporarily removed DEBUG_INSNs.
5260 PR tree-optimization/79649
5261 * tree-loop-distribution.c (classify_partition): Give up on
5262 non-generic address space loads/stores.
5264 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5266 * doc/loop.texi (Loop manipulation): Remove nonexistent
5267 tree_ssa_loop_version from the documentation.
5268 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5270 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5273 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5274 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5275 * config/rs6000/rs6000.c: Include except.h.
5276 (rs6000_expand_split_stack_prologue): Call
5277 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5279 2017-02-21 Martin Jambor <mjambor@suse.cz>
5282 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5285 2017-02-21 Martin Jambor <mjambor@suse.cz>
5287 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5288 for backward compatibility only.
5289 * doc/invoke.texi (Option Summary): Remove all references to
5292 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5296 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5298 * lra-constraints.c (curr_insn_transform): Handle
5299 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5301 2017-02-21 Martin Liska <mliska@suse.cz>
5303 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5305 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5307 PR translation/79638
5308 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5310 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5313 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5314 (arm_function_ok_for_sibcall): Return false for an indirect call by
5315 descriptor if all the argument registers are used.
5316 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5317 alignment of the function.
5319 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5321 PR tree-optimization/61441
5322 * simplify-rtx.c (simplify_const_unary_operation): For
5323 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5324 the sNaN unmodified.
5326 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5328 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5329 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5330 instead of SYSTEM_HEADER_DIR.
5332 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5333 Martin Liška <mliska@suse.cz>
5335 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5336 Fix typos and grammar, use active voice, and clarify.
5338 2017-02-20 Marek Polacek <polacek@redhat.com>
5341 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5344 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5346 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5349 * config/i386/i386.c (ix86_expand_builtin): Handle
5350 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5351 ix86_builtins_isa[fcode].isa as a requirement of those
5352 flags and any other flag in the bitmask.
5353 (ix86_init_mmx_sse_builtins): Use 0 instead of
5354 ~OPTION_MASK_ISA_64BIT as mask.
5355 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5356 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5357 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5358 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5360 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5363 * lra-constraints.c (split_reg): Check requested split mode
5364 is supported by the register.
5366 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5368 * lra-constraints.c (simplify_operand_subreg): Remove early
5371 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5374 * lra-constraints.c (curr_insn_transform): Tighten condition
5375 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5377 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5380 * lra-constraints.c (curr_insn_transform): Handle
5381 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5383 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5386 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5390 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5393 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5396 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5398 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5401 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5403 * final.c (last_columnnum, override_columnnum): New variables.
5404 (final_start_function): Set last_columnnum, pass it to begin_prologue
5405 hook and pass 0 to dwarf2out_begin_prologue.
5406 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5407 to source_line debug hook.
5408 (notice_source_line): Compute last_columnnum and for debug_column_info
5409 return true on column changes.
5410 * debug.h (struct gcc_debug_hooks): Add column argument to
5411 source_line and begin_prologue hooks.
5412 (debug_nothing_int_charstar_int_bool): Remove prototype.
5413 (debug_nothing_int_int_charstar,
5414 debug_nothing_int_int_charstar_int_bool): New prototypes.
5415 (dwarf2out_begin_prologue): Add column argument.
5416 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5417 begin_prologue hooks.
5418 (debug_nothing_int_charstar_int_bool): Remove.
5419 (debug_nothing_int_int_charstar,
5420 debug_nothing_int_int_charstar_int_bool): New functions.
5421 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5422 through to dwarf2out_source_line.
5423 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5424 (dwarf2out_source_line): Add column argument, emit it if requested.
5425 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5427 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5428 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5429 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5430 through to dwarf2out_begin_prologue.
5431 (vmsdbgout_source_line): Add column argument, pass it through to
5432 dwarf2out_source_line.
5433 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5434 dbxout_source_line caller.
5435 (dbxout_source_line): Add column argument.
5437 * common.opt (gno-column-info, gcolumn-info): New options.
5438 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5439 (check_die): Also test for multiple DW_AT_decl_column attributes.
5440 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5441 DW_AT_decl_column if requested.
5442 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5444 (gen_variable_die): Likewise.
5445 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5446 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5449 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5450 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5451 (ix86_handle_option): Handle OPT_m3dnowa.
5452 * doc/invoke.texi (-m3dnowa): Document.
5453 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5454 -m3dnowa instead of -m3dnow -march=athlon.
5457 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5458 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5460 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5463 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5464 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5465 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5466 generator for vsx_xxpermdi_<mode>_be.
5467 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5468 force big-endian semantics.
5469 (vsx_xxpermdi_<mode>_be): New define_expand with same
5470 implementation as previous version of vsx_xxpermdi_<mode>.
5472 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5474 PR tree-optimization/79327
5475 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5476 variable, its initialization and use.
5478 2017-02-17 Julia Koval <julia.koval@intel.com>
5480 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5481 (OPTION_MASK_ISA_PKU_UNSET): New.
5482 (ix86_handle_option): Handle -mrdpid.
5483 * config/i386/cpuid.h (bit_RDPID): New.
5484 * config/i386/driver-i386.c (host_detect_local_cpu):
5485 Detect RDPID feature.
5486 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5487 * config/i386/i386-c.c (ix86_target_macros_internal):
5489 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5490 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5491 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5492 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5493 * config/i386/i386.md (define_insn "rdpid"): New.
5494 * config/i386/i386.opt Add -mrdpid.
5495 * config/i386/immintrin.h (_rdpid_u32): New.
5497 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5499 PR rtl-optimization/79541
5500 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5501 instead of transforming it into USE.
5503 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5505 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5506 If HONOR_SNANS (SFmode) force the input to a register.
5507 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5508 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5509 an frsp or similar insn.
5511 2017-02-17 Martin Liska <mliska@suse.cz>
5513 PR rtl-optimization/79577
5514 * params.def (selsched-max-sched-times): Increase minimum to 1.
5516 2017-02-17 Martin Liska <mliska@suse.cz>
5518 PR rtl-optimization/79574
5519 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5521 2017-02-17 Martin Liska <mliska@suse.cz>
5523 PR tree-optimization/79529
5524 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5525 ssa_defined_default_def_p to handle cases which are implicitly
5527 * tree-ssa.c (ssa_defined_default_def_p): New function.
5528 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5529 which are implicitly defined.
5530 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5532 2017-02-17 Richard Biener <rguenther@suse.de>
5535 * params.def (max-ssa-name-query-depth): Limit to 10.
5537 2017-02-17 Richard Biener <rguenther@suse.de>
5539 PR tree-optimization/79552
5540 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5543 2017-02-17 Richard Biener <rguenther@suse.de>
5546 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5548 2017-02-17 Marek Polacek <polacek@redhat.com>
5551 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5552 (fold_negate_expr): New wrapper.
5554 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5556 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5557 Correct terminology and de-emphasize pre-standard behavior.
5559 2017-02-16 Alan Modra <amodra@gmail.com>
5561 PR rtl-optimization/79286
5562 * ira.c (def_dominates_uses): New function.
5563 (update_equiv_regs): Don't create an equivalence for insns that
5564 may trap where the register def does not dominate the use.
5566 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5568 PR rtl-optimization/78127
5569 * lra.c (lra): Call lra_eliminate before finish the loop after
5572 2017-02-16 Richard Biener <rguenther@suse.de>
5574 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5576 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5577 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5578 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5579 (isl_val_int_from_wi): New function.
5580 (extract_affine_gmp): Rename to ...
5581 (extract_affine_wi): ... this, take a widest_int.
5582 (extract_affine_int): Just wrap extract_affine_wi.
5583 (add_param_constraints): Use isl_val_int_from_wi.
5584 (add_loop_constraints): Likewise, and extract_affine_wi.
5586 2017-02-15 Jeff Law <law@redhat.com>
5589 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5590 ira_init_register_move_cost_if_necessary.
5592 2017-02-15 Martin Sebor <msebor@redhat.com>
5595 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5596 removed in a prior commit.
5598 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5600 PR tree-optimization/79347
5601 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5602 counters during peeling.
5604 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5606 * Makefile.in (site.exp): Remove "set ISLVER".
5608 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5611 * real.c (real_from_integer): Call real_convert even for decimal.
5613 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5616 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5618 2017-02-14 Andrew Pinski <apinski@cavium.com>
5620 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5621 cores and change the partno/implementer to be correct.
5622 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5623 the 'B" as the implementer.
5624 * config/aarch64/aarch64-tune.md: Regenerate.
5626 2017-02-14 Carl Love <cel@us.ibm.com>
5628 * config/rs6000/rs6000.c: Add case statement entry to make the
5629 xvcvuxdsp built-in argument unsigned.
5630 * config/rs6000/vsx.md: Fix the source and return operand types so they
5631 match the instruction definitions from the ISA document. Fix typo
5632 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5635 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5638 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5639 member early_clobber_alts.
5640 * lra-lives.c (reg_early_clobber_p): New.
5641 (process_bb_lives): Use it.
5642 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5643 (debug_operand_data): Initialize early_clobber_alts.
5644 (setup_operand_alternative): Set up early_clobber_alts.
5645 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5646 alternatives to new_insn_reg.
5647 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5649 (lra_update_insn_regno_info): Pass the new arg.
5651 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5654 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5655 (new_oacc_loop_raw): Don't clear already cleared fields.
5658 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5659 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5660 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5662 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5665 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5667 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5670 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5671 the extra instruction to the right place to store 128-bit constant
5674 2017-02-14 Martin Sebor <msebor@redhat.com>
5677 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5678 warning for strings of unknown length.
5680 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5682 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5684 2017-02-14 Jeff Law <law@redhat.com>
5687 * ira-costs.c (scan_one_insn): Initialize register move costs
5688 for pseudos seen in USE/CLOBBER insns.
5690 PR tree-optimization/79095
5691 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5692 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5693 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5694 if the operands are known to be not equal, then the resulting range
5696 (intersect_ranges): If the new range is ~[0,0] and the old range is
5697 wide, then prefer ~[0,0].
5698 * tree-vrp.c (overflow_comparison_p_1): New function.
5699 (overflow_comparison_p): New function.
5700 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5701 if NAME is used in an overflow test.
5702 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5703 overflow check that can be expressed as an equality test, then adjust
5704 ops to be that equality test.
5706 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5708 * config/s390/s390-builtin-types.def: Remove flags argument.
5709 * config/s390/s390.c (s390_init_builtins): Likewise.
5711 2017-02-14 Martin Liska <mliska@suse.cz>
5713 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5714 vector. Fix trailing white spaces.
5716 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5718 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5721 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5723 PR rtl-optimization/68664
5724 * config/arm/arm.c (arm_sched_can_speculate_insn):
5725 New function. Declare prototype.
5726 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5728 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5730 PR rtl-optimization/68664
5731 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5733 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5735 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5737 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5738 max skip bytes for function, loop and jump.
5740 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5742 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5743 ABS_EXPR for gimple dump.
5745 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5748 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5750 PR tree-optimization/79408
5751 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5752 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5753 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5754 also if rhs1 is INTEGER_CST.
5756 2017-02-14 Richard Biener <rguenther@suse.de>
5759 * tree-into-ssa.c (insert_phi_nodes): When the function can
5760 have abnormal edges rewrite SSA names with broken use-def
5761 dominance out of SSA and register them for PHI insertion.
5763 2017-02-13 Martin Sebor <msebor@redhat.com>
5766 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5767 clearing info.nowrite flag when snprintf size argument is a range.
5769 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5771 * cprop.c (cprop_jump): Add missing space in string literal.
5772 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5773 (get_constraint_for_component_ref): Likewise.
5774 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5775 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5776 * lra-constraints.c (process_alt_operands): Likewise.
5777 * ipa-inline.c (inline_small_functions): Likewise.
5778 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5779 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5780 * trans-mem.c (diagnose_tm_1_op): Likewise.
5781 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5782 (grid_parallel_clauses_gridifiable): Likewise.
5784 * config/nvptx/mkoffload.c (process): Add space in between
5787 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5788 "MOD4_SSE_REGS" and "ALL_REGS".
5790 * spellcheck.c (test_data): Add , in between "foo" and "food".
5792 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5795 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5796 boundary crossing check and subsequent code generation agree.
5798 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5800 * config/aarch64/aarch64.c (has_memory_op): Delete.
5801 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5804 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5806 PR rtl-optimization/79388
5807 PR rtl-optimization/79450
5808 * combine.c (distribute_notes): When removing TEM_INSN for which
5809 corresponding dest has last value recorded, invalidate that last
5812 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5814 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5815 of explicit '@'. Add missing assembly comment marker on branch costs
5818 2017-02-13 Nathan Sidwell <nathan@acm.org>
5820 * gengtype-lex.l (<in_struct>): Add '/'.
5822 2017-02-13 Martin Liska <mliska@suse.cz>
5825 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5827 2017-02-13 Richard Biener <rguenther@suse.de>
5829 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5831 * configure: Re-generate.
5832 * config.in: Likewise.
5833 * graphite-dependences.c: Simplify as if
5834 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5835 * graphite-isl-ast-to-gimple.c: Likewise.
5836 * graphite-optimize-isl.c: Likewise.
5837 * graphite-poly.c: Likewise.
5838 * graphite-sese-to-poly.c: Likewise.
5839 * graphite.h: Likewise.
5840 * toplev.c: Include isl/version.h and use isl_version () for
5841 printing the ISL version.
5842 * doc/install.texi: Update ISL requirement.
5844 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5846 * doc/standards.texi (Standards): Update reference to
5849 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5851 * doc/extend.texi (Named Address Spaces): sourceware.org now
5853 * doc/install.texi (Binaries): Ditto.
5856 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5858 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5859 standard terminology "stringize"/"stringizing" throughout.
5860 * doc/cppinternals.texi: Likewise.
5862 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5864 * doc/extend.texi: Fix some spelling mistakes and typos.
5865 * doc/invoke.texi: Likewise.
5867 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5870 * params.def (inline-min-speedup) Change from 10 to 8.
5872 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5874 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5877 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5880 * ipa-inline-analysis.c (get_minimal_bb): New function.
5881 (record_modified): Use it.
5882 (remap_edge_change_prob): Handle also ancestor functions.
5884 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5886 * doc/contrib.texi (Contributors): Remove broken link into
5887 the Mauve CVS repository.
5889 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5892 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5893 result computation whenever lhs doesn't have vector mode, not
5894 just when it has BLKmode.
5896 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5898 * doc/makefile.texi (profiledbootstrap): Refer to the
5899 installation instructions only in textual form.
5901 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5904 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5906 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5908 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5909 (Specific): Update mingw-w64 reference.
5911 (Specific): Remove broken link to Renesas RX processor.
5913 2017-02-10 Richard Biener <rguenther@suse.de>
5915 * toplev.c (process_options): Do not mention obsolete graphite
5916 options when printing sorry message about missing graphite support.
5917 Mention -floop-nest-optimize.
5919 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5921 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5922 (vtst_p16): Likewise.
5923 (vtstq_p8): Likewise.
5924 (vtstq_p16): Likewise.
5926 (vtstq_p64): Likewise.
5927 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5928 (vset_lane_p64): New.
5929 (vsetq_lane_p64): New.
5931 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5933 PR tree-optimization/79411
5934 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5935 stmt operands are SSA_NAMEs used in abnormal phis.
5936 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5939 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5942 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5945 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5947 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5949 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5951 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5955 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5956 not arbitrary TREE_CONSTANT.
5959 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5960 "omp declare target link" attribute unless is_global_var.
5961 * omp-offload.c (find_link_var_op): Likewise.
5963 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5964 Chung-Lin Tang <cltang@codesourcery.com>
5966 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5968 (gimplify_adjust_omp_clauses): Don't delete TILE.
5969 (gimplify_omp_for): Deal with TILE.
5970 * internal-fn.c (expand_GOACC_TILE): New function.
5971 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5973 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5974 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5976 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5977 avoid DIV for outermost collapse var.
5978 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5979 Remove out of date comments, fix whitespace.
5980 * omp-general.c (omp_extract_for_data): Deal with tiling.
5981 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5982 adjust OLF_DIM_BASE value.
5983 (struct omp_for_data): Add tiling field.
5984 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5985 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5986 for auto loops. Remove default auto determining, moved to
5987 oacc_loop_fixed_partitions.
5988 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5989 stmts, add e_mask field.
5990 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5991 (oacc_thread_numbers): Use oacc_dim_call.
5992 (oacc_xform_tile): New.
5993 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5994 (finish_oacc_loop): Adjust for ifns vector.
5995 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5996 add case for GOACC_TILE fns.
5997 (oacc_loop_xform_loop): Delete.
5998 (oacc_loop_process): Iterate over call list directly, and add
5999 handling for GOACC_TILE fns.
6000 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6002 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6003 vector partitioning to outer loops. Assign 2 partitions to loops
6004 when available. Add TILE handling.
6005 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6006 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6007 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6008 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6009 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6011 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6013 * configure.ac (ACX_BUGURL): Update.
6014 * configure: Regenerate.
6016 2017-02-09 Richard Biener <rguenther@suse.de>
6018 PR tree-optimization/69823
6019 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6020 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6022 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6024 * config/arc/arc-c.def: Add __NPS400__ definition.
6025 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6026 (TARGET_NPS400): Define.
6028 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6030 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6032 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6034 (arc_cpu_types): Fill the arch_info field with a pointer into the
6035 arc_arch_types table.
6036 (arc_selected_cpu): Declare.
6037 * config/arc/arc.c (arc_selected_cpu): Make global.
6038 (arc_selected_arch): Delete.
6039 (arc_base_cpu): Delete.
6040 (arc_override_options): Remove references to deleted variables,
6041 update access to arch information.
6042 (ARC_OPT): Update access to arch information.
6043 (ARC_OPTX): Likewise.
6044 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6045 (TARGET_ARC600): Update access to arch information.
6046 (TARGET_ARC601): Likewise.
6047 (TARGET_ARC700): Likewise.
6048 (TARGET_EM): Likewise.
6049 (TARGET_HS): Likewise.
6050 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6053 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6056 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6057 condition/operands for integer GE/LE/GEU/LEU operations.
6059 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6061 PR translation/79397
6062 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6065 2017-02-08 Martin Jambor <mjambor@suse.cz>
6068 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6069 whether allocation happened.
6070 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6071 nothing was allocated.
6073 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6075 PR tree-optimization/79408
6076 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6077 constant, but SSA_NAME with a known integer range, use the minimum
6078 of that range instead of op1 to determine if modulo can be replaced
6079 with its first operand.
6081 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6083 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6085 2017-02-08 Richard Biener <rguenther@suse.de>
6087 PR tree-optimization/71824
6088 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6089 Check all loops contained in the merged region.
6091 2017-02-07 Andrew Pinski <apinski@cavium.com>
6093 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6095 2017-02-07 Andrew Pinski <apinski@cavium.com>
6097 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6098 (thunderxt88): Likewise.
6099 (thunderxt81): Disable LSE and change v8.1 to v8.
6100 (thunderxt83): Likewise.
6102 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6103 Richard Biener <rguenther@suse.de>
6106 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6107 type from int to size_t.
6108 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6110 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6112 PR rtl-optimization/79386
6113 * cprop.c (bypass_conditional_jumps): Initialize
6114 bypass_last_basic_block already before splitting bbs after
6115 unconditional traps...
6116 (bypass_conditional_jumps): ... rather than here.
6119 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6120 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6121 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6122 fix -masm=intel patterns.
6124 2017-02-07 Richard Biener <rguenther@suse.de>
6126 PR tree-optimization/79256
6128 * builtins.c (get_object_alignment_2): Use min_align_of_type
6129 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6130 and ADJUST_FIELD_ALIGN.
6132 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6134 * doc/tm.texi: Regenerate.
6135 * stor-layout.c (layout_decl): Adjust.
6136 (update_alignment_for_field): Likewise.
6137 (place_field): Likewise.
6138 (min_align_of_type): Likewise.
6139 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6140 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6141 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6142 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6143 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6144 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6145 * config/i386/i386.c (x86_field_alignment): Likewise.
6146 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6147 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6148 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6149 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6150 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6151 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6155 2017-01-30 Richard Biener <rguenther@suse.de>
6157 PR tree-optimization/79256
6158 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6159 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6162 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6164 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6165 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6166 builtins to SImode and emit a zero-extend, if necessary.
6168 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6170 * docs/invoke.texi (RISC-V Options): Alphabetize.
6172 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6174 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6177 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6179 * config/riscv/riscv.c: New file.
6180 * gcc/common/config/riscv/riscv-common.c: Likewise.
6181 * config.gcc: Likewise.
6182 * config/riscv/constraints.md: Likewise.
6183 * config/riscv/elf.h: Likewise.
6184 * config/riscv/generic.md: Likewise.
6185 * config/riscv/linux.h: Likewise.
6186 * config/riscv/multilib-generator: Likewise.
6187 * config/riscv/peephole.md: Likewise.
6188 * config/riscv/pic.md: Likewise.
6189 * config/riscv/predicates.md: Likewise.
6190 * config/riscv/riscv-builtins.c: Likewise.
6191 * config/riscv/riscv-c.c: Likewise.
6192 * config/riscv/riscv-ftypes.def: Likewise.
6193 * config/riscv/riscv-modes.def: Likewise.
6194 * config/riscv/riscv-opts.h: Likewise.
6195 * config/riscv/riscv-protos.h: Likewise.
6196 * config/riscv/riscv.h: Likewise.
6197 * config/riscv/riscv.md: Likewise.
6198 * config/riscv/riscv.opt: Likewise.
6199 * config/riscv/sync.md: Likewise.
6200 * config/riscv/t-elf-multilib: Likewise.
6201 * config/riscv/t-linux: Likewise.
6202 * config/riscv/t-linux-multilib: Likewise.
6203 * config/riscv/t-riscv: Likewise.
6204 * configure.ac: Likewise.
6205 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6206 Waterman as RISC-V maintainers.
6207 * doc/install.texi: Add RISC-V entries.
6208 * doc/invoke.texi: Add RISC-V options section.
6209 * doc/md.texi: Add RISC-V constraints section.
6210 * configure: Regenerated.
6212 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6215 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6216 false values to be constant vectors with all 0 or all 1 bits set.
6217 (vcondu<mode><mode>): Likewise.
6218 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6220 (fpmask_comparison_operator): Update comment.
6221 (vecint_comparison_operator): New predicate.
6222 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6223 vector conditionals when the true and false values are constant
6224 vectors with all 0 bits or all 1 bits set.
6226 2017-02-06 Martin Sebor <msebor@redhat.com>
6228 PR tree-optimization/79376
6229 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6231 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6233 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6234 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6235 to simplify split condition.
6237 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6239 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6240 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6243 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6245 PR rtl-optimization/68664
6246 * target.def (can_speculate_insn): New hook.
6247 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6248 * doc/tm.texi: Regenerate.
6249 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6250 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6251 (rs6000_sched_can_speculate_insn): New function.
6253 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6255 PR tree-optimization/79284
6256 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6257 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6258 vectorizable_mask_load_store, vectorizable_operation,
6259 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6260 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6261 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6262 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6263 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6264 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6265 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6266 is_gimple_assign (stmt). Replace another such test with
6267 is_gimple_assign (stmt).
6269 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6272 * config/avr/avr.c (rtl-iter.h): Include it.
6273 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6274 (avr_legitimate_combined_insn): ...and implementation.
6276 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6278 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6279 * config/s390/s390.c (s390_const_operand_ok)
6280 (s390_canonicalize_comparison, s390_extract_part)
6281 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6282 (s390_contiguous_bitmask_p, s390_rtx_costs)
6283 (legitimize_pic_address): Likewise.
6284 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6285 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6286 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6287 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6288 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6290 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6292 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6293 REGNO($0) == REGNO($1).
6295 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6297 * config/s390/linux.h(SIZE_TYPE): Add comment.
6299 2017-02-06 Julian Brown <julian@codesourcery.com>
6300 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6301 Virendra Pathak <virendra.pathak@broadcom.com>
6303 * config/aarch64/aarch64-cores.def: Change the scheduler
6305 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6306 * config/aarch64/thunderx2t99.md: New file.
6308 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6310 * doc/standards.texi (Go Language): Update link to language
6313 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6315 * tree-eh.c (lower_resx): Sanitize profile.
6316 (cleanup_empty_eh_move_lp): Likewise.
6318 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6321 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6323 * cfgloopmanip.h (loop_version): Update prototype.
6324 * modulo-sched.c (sms_schedule): Update call of loop_version.
6325 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6326 * tree-parloops.c (gen_parallel_loop): Likewise.
6327 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6328 * tree-ssa-loop-split.c (split_loop): Likewise.
6329 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6330 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6332 2017-02-05 Martin Liska <mliska@suse.cz>
6335 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6337 (print_operand_address): Initialize a struct to zero.
6339 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6341 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6342 garbage collector only in textual form.
6344 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6346 * doc/extend.texi (x86 specific memory model extensions for
6347 transactional memory): Simplify a phrase.
6349 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6352 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6353 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6354 (atomic_storedi_1): Likewise.
6356 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6358 PR tree-optimization/79338
6359 * tree-parloops.c (gather_scalar_reductions): Don't call
6360 vect_analyze_loop_form for loop->inner before destroying loop's
6363 2017-02-03 Martin Sebor <msebor@redhat.com>
6365 PR tree-optimization/79327
6366 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6367 when precision has resulted in leading zeros.
6368 (format_integer): Adjust the likely counter to assume an unknown
6369 argument that may be zero is non-zero.
6371 2017-02-03 Jason Merrill <jason@redhat.com>
6374 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6375 avoid copying non-taken branch.
6377 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6379 PR tree-optimization/79340
6380 * tree-vect-loop.c (vectorizable_reduction): Release
6381 vec_defs elements after safe_splicing them into other vectors.
6384 PR tree-optimization/79327
6385 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6386 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6388 (format_integer): Use wide_int_to_tree instead of build_int_cst
6389 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6390 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6391 of shortest and longest sequence.
6393 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6395 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6396 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6398 2017-02-03 Walter Lee <walt@tilera.com>
6401 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6402 after initial stackframe link reg save.
6403 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6405 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6408 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6409 wu for stxssp alternative.
6411 2017-02-03 Martin Sebor <msebor@redhat.com>
6413 PR tree-optimization/79352
6414 * gimple-fold.c (get_range_strlen): Add argument.
6415 (get_range_strlen): Change return type to bool.
6416 (get_maxval_strlen): Pass in a dummy argument.
6417 * gimple-fold.h (get_range_strlen): Change return type to bool.
6418 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6419 * tree.h (array_at_struct_end_p): Add argument.
6420 * tree.c (array_at_struct_end_p): Handle it.
6422 2017-02-03 Martin Liska <mliska@suse.cz>
6425 * multiple_target.c (create_dispatcher_calls): Redirect edge
6426 from a caller of a dispatcher.
6427 (expand_target_clones): Make the clones local.
6428 (ipa_target_clone): Do both target clones and resolvers.
6429 (ipa_dispatcher_calls): Remove the pass.
6430 (pass_dispatcher_calls::gate): Likewise.
6431 (make_pass_dispatcher_calls): Likewise.
6432 * passes.def (pass_target_clone): Put as very first IPA early
6435 2017-02-03 Martin Liska <mliska@suse.cz>
6437 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6438 in case of a function with ifunc attribute.
6440 2017-02-03 Martin Liska <mliska@suse.cz>
6442 * cgraph.c (cgraph_node::dump): Dump function version info.
6443 * symtab.c (symtab_node::dump_base): Add missing new line.
6445 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6447 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6448 (ifcombine_ifandif): Use it.
6450 2017-02-03 Martin Liska <mliska@suse.cz>
6452 * doc/invoke.texi: Document default value for
6453 use-after-scope-direct-emission-threshold.
6455 2017-02-03 Martin Liska <mliska@suse.cz>
6457 PR tree-optimization/79339
6458 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6459 (format_floating): Likewise.
6461 2017-02-03 Martin Liska <mliska@suse.cz>
6464 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6466 (ipa_node_params_t::remove): Likewise.
6467 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6468 initialization from removed ipa_node_params_t::insert.
6469 (ipa_node_params::~ipa_node_params): Move from removed
6470 ipa_node_params_t::release.
6471 * symbol-summary.h (symbol_summary::m_released): New member.
6472 Do not release a summary twice. Do not allow to call finalizer
6473 for types of a summary that live in GGC memory.
6475 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6477 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6480 2017-02-02 Martin Sebor <msebor@redhat.com>
6483 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6484 (format_string): Tighten up the range of output for non-constant
6485 strings and correct the expected range for wide non-constant strings.
6487 2017-02-02 Martin Sebor <msebor@redhat.com>
6489 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6492 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6494 (-fdump-tree-@var): Add to index and document how to come up
6495 with pass-specific option and dump file names.
6496 (-fdump-passes): Clarify where to look for output.
6498 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6501 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6502 statistics of the analyzed path; allow threading for speed when
6503 any of BBs along the path are optimized for speed.
6505 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6508 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6509 settings of the virtual registers.
6512 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6514 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6515 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6518 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6520 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6521 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6523 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6525 * config/s390/s390.md: Add missing comments with the expanded
6527 * config/s390/vector.md: Likewise.
6528 * config/s390/vx-builtins.md: Likewise.
6530 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6533 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6534 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6535 conditions on a single line.
6537 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6539 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6540 __S390_VX__ to __VX__.
6542 2017-02-01 Andrew Pinski <apinski@cavium.com>
6544 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6545 stmt_info to record_stmt_cost.
6546 (vect_get_known_peeling_cost): Pass stmt_info if known to
6548 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6549 cpu_vector_cost field into
6550 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6551 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6552 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6553 splitting of scalar_stmt_cost and vec_stmt_cost.
6554 (thunderx_vector_cost): Likewise.
6555 (cortexa57_vector_cost): LIkewise.
6556 (exynosm1_vector_cost): Likewise.
6557 (xgene1_vector_cost): Likewise.
6558 (thunderx2t99_vector_cost): Improve after the splitting of the two
6560 (aarch64_builtin_vectorization_cost): Update for the splitting of
6561 scalar_stmt_cost and vec_stmt_cost.
6563 2017-02-01 Torvald Riegel <triegel@redhat.com>
6564 Richard Henderson <rth@redhat.com>
6566 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6567 conditional on existance of a fast atomic load.
6568 * optabs-query.c (can_atomic_load_p): New function.
6569 * optabs-query.h (can_atomic_load_p): Declare it.
6570 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6571 no fast atomic load is available for the particular size of access.
6572 (expand_atomic_compare_and_swap): Likewise.
6573 (expand_atomic_load): Likewise.
6574 (expand_atomic_store): Likewise.
6575 (expand_atomic_fetch_op): Likewise.
6576 * testsuite/lib/target-supports.exp
6577 (check_effective_target_sync_int_128): Remove x86 because it provides
6578 no fast atomic load.
6579 (check_effective_target_sync_int_128_runtime): Likewise.
6581 2017-02-01 Richard Biener <rguenther@suse.de>
6583 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6584 (graphite_transform_loops): Provide opt-info for optimized nests.
6585 * tree-parloop.c (parallelize_loops): Provide opt-info for
6588 2017-02-01 Richard Biener <rguenther@suse.de>
6591 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6594 2017-02-01 Richard Biener <rguenther@suse.de>
6596 PR tree-optimization/71824
6597 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6598 Verify the loops are valid in the merged SESE region.
6599 (scop_detection::can_represent_loop_1): Check analyzing the
6600 evolution of the number of iterations in the region succeeds.
6602 2017-01-31 Ian Lance Taylor <iant@golang.org>
6604 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6605 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6607 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6609 PR preprocessor/79210
6610 * input.c (get_substring_ranges_for_loc): Replace line_width
6611 assertion with error-handling.
6613 2017-01-31 Richard Biener <rguenther@suse.de>
6615 PR tree-optimization/77318
6616 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6617 (create_pw_aff_from_tree): Take loop parameter.
6618 (add_condition_to_pbb): Pass loop of the condition to
6619 create_pw_aff_from_tree.
6621 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6623 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6624 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6626 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6630 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6632 (convert_int_to_float128): Likewise.
6633 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6634 (convert_int_to_float128): Likewise.
6635 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6636 (UNSPEC_IEEE128_CONVERT): Likewise.
6637 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6638 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6639 Use local variables for IBM extended format.
6640 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6641 (fix_trunc<mode>si2_fprs): Likewise.
6642 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6643 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6644 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6645 to know that we can now have integers of all sizes in vector
6647 (fix<uns>_<mode>di2_hw): Likewise.
6648 (float<uns>_<mode>si2_hw): Likewise.
6649 (fix_<mode>si2_hw): Likewise.
6650 (fixuns_<mode>si2_hw): Likewise.
6651 (float<uns>_<mode>di2_hw): Likewise.
6652 (float_<mode>di2_hw): Likewise.
6653 (float_<mode>si2_hw): Likewise.
6654 (floatuns_<mode>di2_hw): Likewise.
6655 (floatuns_<mode>si2_hw): Likewise.
6656 (xscvqp<su>wz_<mode>): Delete, no longer used.
6657 (xscvqp<su>dz_<mode>): Likewise.
6658 (xscv<su>dqp_<mode>): Likewise.
6659 (ieee128_mfvsrd_64bit): Likewise.
6660 (ieee128_mfvsrd_32bit): Likewise.
6661 (ieee128_mfvsrwz): Likewise.
6662 (ieee128_mtvsrw): Likewise.
6663 (ieee128_mtvsrd_64bit): Likewise.
6664 (ieee128_mtvsrd_32bit): Likewise.
6666 2017-01-31 Martin Liska <mliska@suse.cz>
6669 * ipa-prop.c (ipa_free_all_node_params): Call release method
6670 instead of ~sumbol_summary to not to trigger double times
6673 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6675 PR tree-optimization/71691
6676 * bitmap.h (class auto_bitmap): New.
6677 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6678 is_maybe_undefined instead of ssa_undefined_value_p.
6680 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6682 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6683 __S390_ARCH_LEVEL__ to __ARCH__.
6685 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6687 PR tree-optimization/79267
6688 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6689 if should_remove_lhs_p is true.
6691 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6694 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6695 (add_alignment_attribute): New.
6696 (base_type_die): Add alignment attribute.
6697 (subrange_type_die): Likewise.
6698 (modified_type_die): Likewise.
6699 (gen_array_type_die): Likewise.
6700 (gen_descr_array_type_die: Likewise.
6701 (gen_enumeration_type_die): Likewise.
6702 (gen_subprogram_die): Likewise.
6703 (gen_variable_die): Likewise.
6704 (gen_field_die): Likewise.
6705 (gen_ptr_to_mbr_type_die): Likewise.
6706 (gen_struct_or_union_type_die): Likewise.
6707 (gen_subroutine_type_die): Likewise.
6708 (gen_typedef_die): Likewise.
6709 (base_type_cmp): Compare alignment attribute.
6711 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6714 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6715 (setb_unsigned) New pattern for setb with CCUNS.
6716 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6717 subfc./subfe sequence to avoid overflow problems. Generate a
6718 shorter sequence with cmpld/setb for power9.
6719 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6720 for generating subfc. instruction.
6721 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6722 now uses this instruction.
6724 2017-01-30 Ian Lance Taylor <iant@google.com>
6727 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6728 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6730 2017-01-30 Martin Sebor <msebor@redhat.com>
6732 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6733 Move constant to the right of a relational operator.
6734 (get_mpfr_format_length, format_character, format_string): Ditto.
6735 (should_warn_p, maybe_warn): Same.
6737 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6739 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6742 * asan.c (get_translation_unit_decl): Remove function.
6743 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6745 2017-01-30 Martin Liska <mliska@suse.cz>
6747 PR gcov-profile/79259
6748 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6751 2017-01-30 Martin Liska <mliska@suse.cz>
6754 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6755 Initialize variables with NULL value.
6757 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6760 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6762 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6764 2017-01-30 Richard Biener <rguenther@suse.de>
6766 PR tree-optimization/79276
6767 * tree-vrp.c (process_assert_insertions): Properly adjust common
6768 when removing a duplicate.
6770 * gcc.dg/torture/pr79276.c: New testcase.
6772 2017-01-30 Richard Biener <rguenther@suse.de>
6774 PR tree-optimization/79256
6775 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6776 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6778 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6780 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6783 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6784 ("*r<noxa>sbg_<mode>_sll_bitmask")
6785 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6786 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6787 Use contiguous_bitmask_nowrap_operand.
6789 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6792 * config/rs6000/altivec.h (vec_xl): Revise #define.
6793 (vec_xst): Likewise.
6795 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6799 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6801 PR rtl-optimization/79194
6802 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6803 traps before call to bypass_conditional_jumps.
6805 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6807 PR tree-optimization/71374
6808 * lra-constraints.c (check_conflict_input_operands): New.
6809 (match_reload): Use it.
6811 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6814 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6815 account to calculate conflict_set.
6817 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6819 PR rtl-optimization/78559
6820 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6821 other_insn in combine.
6823 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6825 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6826 uint16_type_node for BT_UINT16.
6828 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6830 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6831 "RTL Tests" to menu.
6832 (GIMPLE Tests): New node.
6833 (RTL Tests): New node.
6835 2017-01-27 Richard Biener <rguenther@suse.de>
6837 PR tree-optimization/79245
6838 * tree-loop-distribution.c (distribute_loop): Apply cost
6839 modeling also to detected patterns.
6841 2017-01-27 Richard Biener <rguenther@suse.de>
6843 PR tree-optimization/71433
6844 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6845 (compare_assert_loc): New function.
6846 (process_assert_insertions): Sort and optimize assert locations
6847 to remove duplicates and push down identical assertions on
6848 edges to their destination block.
6850 2017-01-27 Richard Biener <rguenther@suse.de>
6852 PR tree-optimization/79244
6853 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6854 out SSA names even if abnormal.
6856 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6858 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6859 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6860 instead of MPFR_RNDN.
6862 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6865 * arm.c (arm_option_override): Don't call build_target_option_node
6866 until after doing all option overrides.
6867 (arm_valid_target_attribute_tree): Likewise.
6869 2017-01-27 Martin Liska <mliska@suse.cz>
6871 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6872 for {cd}tors and C++ {cd}tors.
6874 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6876 * config/s390/s390.md ("*setmem_long_and")
6877 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6879 2017-01-26 Martin Sebor <msebor@redhat.com>
6881 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6884 2017-01-26 Martin Sebor <msebor@redhat.com>
6886 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6887 HAVE_DFmode before using XFmode or DFmode.
6888 (parse_directive): Avoid using the z length modifier to avoid
6889 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6892 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6893 to accept adjustment as an array.
6894 (get_int_range): New function.
6895 (struct directive): Make width and prec arrays.
6896 (directive::set_width, directive::set_precision): Call get_int_range.
6897 (format_integer, format_floating): Handle width and precision ranges.
6898 (format_string, parse_directive): Same.
6900 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6903 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6904 comdat_type_p set, just clone them, but keep the children in the
6908 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6909 which have direct callers with -fvar-tracking-assignments enabled
6911 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6912 inside of type units.
6914 2017-01-26 Martin Sebor <msebor@redhat.com>
6917 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6919 (struct format_result): Replace number_chars, number_chars_min,
6920 and number_chars_max with a single member of struct result_range.
6922 (format_result::operator+=): Adjust.
6923 (struct fmtresult): Remove bounded. Handle likely and unlikely
6925 (fmtresult::adjust_for_width_or_precision): New function.
6926 (fmtresult:type_max_digits): New function.
6927 (bytes_remaining): Handle likely and unlikely counters.
6928 (min_bytes_remaining): Remove.
6929 (format_percent): Simplify.
6930 (format_integer, format_floating): Set likely and unlikely counters.
6931 (get_string_length, format_character, format_string): Same.
6932 (format_plain, should_warn_p): New function.
6933 (maybe_warn): Call should_warn_p. Update diagnostic messages
6934 and handle those for all directives, including plain strings.
6935 (format_directive): Handle likely and unlikely counters.
6936 Remove unnecessary quoting from diagnostics. Add an informational
6938 (add_bytes): Remove.
6939 (pass_sprintf_length::compute_format_length): Simplify.
6940 (try_substitute_return_value): Handle likely and unlikely counters.
6942 2017-01-26 Carl Love <cel@us.ibm.com>
6944 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6945 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6947 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6950 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6951 endianess for subregs into account.
6952 * lra-constraints.c (lra_constraints): Do risky transformations
6953 always on the first iteration.
6954 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6955 last_call_used_reg_set.
6956 (process_bb_lives): Define and use last_call_used_reg_set.
6957 * lra.c (lra): Always continue after lra_constraints on the first
6960 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6962 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6964 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6966 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6968 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6969 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6970 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6971 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6972 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6973 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6974 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6975 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6976 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6978 2017-01-26 Marek Polacek <polacek@redhat.com>
6981 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6982 for the third operand.
6984 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6987 * omp-low.c (struct omp_context): Add simt_stmt field.
6988 (scan_omp_for): Return omp_context *.
6989 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6990 context to the _simt_ SIMD stmt.
6991 (lower_omp_for): For combined SIMD with sibling _simt_
6992 SIMD, make sure to use the same decls in _looptemp_
6993 clauses as in the sibling.
6995 2017-01-26 David Sherwood <david.sherwood@arm.com>
6998 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7001 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7004 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7005 emit fld b; fld a; if possible.
7007 * brig-builtins.def: Update copyright years.
7008 * config/arm/arm_acle_builtins.def: Update copyright years.
7010 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7013 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7014 constraint instead of o for the stxsd instruction.
7016 2017-01-25 Carl Love <cel@us.ibm.com>
7018 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7019 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7021 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7023 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7025 2017-01-25 Richard Biener <rguenther@suse.de>
7027 PR tree-optimization/69264
7028 * target.def (vector_alignment_reachable): Improve documentation.
7029 * doc/tm.texi: Regenerate.
7030 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7032 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7033 earlier changes with respect to TYPE_USER_ALIGN.
7034 (vector_alignment_reachable_p): Likewise. Improve dumping.
7036 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7039 * config/arm/arm.md (xordi3): Force constant operand into a register
7042 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7044 * doc/invoke.texi (-fstore-merging): Correct default optimization
7045 levels at which it is enabled.
7046 (-O): Move -fstore-merging from list to...
7049 2017-01-25 Richard Biener <rguenther@suse.de>
7052 * omp-expand.c: Include debug.h.
7053 (expand_omp_taskreg): Make sure to generate early debug before
7054 outlining anything from a function.
7055 (expand_omp_target): Likewise.
7056 (grid_expand_target_grid_body): Likewise.
7058 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7061 * asan.c (get_translation_unit_decl): New function.
7062 (asan_add_global): Extract modules file name from globals
7063 TRANSLATION_UNIT_DECL name.
7065 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7068 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7069 for long calls with APCS frame and VFP.
7071 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7073 * cfg.c (original_copy_tables_initialized_p): New function.
7074 * cfg.h (original_copy_tables_initialized_p): New decl.
7075 * cfgrtl.c (relink_block_chain): Guard the call to
7076 free_original_copy_tables with a call to
7077 original_copy_tables_initialized_p.
7078 * cgraph.h (symtab_node::native_rtl_p): New decl.
7079 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7080 (symtab_node::needed_p): Don't assert for early assembly output
7081 for __RTL functions.
7082 (cgraph_node::finalize_function): Set "force_output" for __RTL
7084 (cgraph_node::analyze): Bail out early for __RTL functions.
7085 (analyze_functions): Update assertion to support __RTL functions.
7086 (cgraph_node::expand): Bail out early for __RTL functions.
7087 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7089 * function.h (struct function): Update comment for field
7091 * gimple-expr.c: Include "tree-pass.h".
7092 (gimple_has_body_p): Return false for __RTL functions.
7093 * Makefile.in (OBJS): Add run-rtl-passes.o.
7094 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7096 (gcc::pass_manager::get_clean_slate): New accessor.
7097 * passes.c: Include "insn-addr.h".
7098 (should_skip_pass_p): Add logging. Update logic for running
7099 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7100 property-provider override so it is only done for gimple passes.
7102 (skip_pass): New function.
7103 (execute_one_pass): Call skip_pass when skipping passes.
7104 * read-md.c (md_reader::read_char): Support filtering
7105 the input to a subset of line numbers.
7106 (md_reader::md_reader): Initialize fields
7107 m_first_line and m_last_line.
7108 (md_reader::read_file_fragment): New function.
7109 * read-md.h (md_reader::read_file_fragment): New decl.
7110 (md_reader::m_first_line): New field.
7111 (md_reader::m_last_line): New field.
7112 * read-rtl-function.c (function_reader::create_function): Only
7113 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7114 curr_properties. Set DECL_INITIAL to a dummy block.
7115 (read_rtl_function_body_from_file_range): New function.
7116 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7118 * run-rtl-passes.c: New file.
7119 * run-rtl-passes.h: New file.
7121 2017-01-24 Jeff Law <law@redhat.com>
7123 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7126 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7128 PR tree-optimization/79159
7129 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7130 (record_nonwrapping_iv): Improve boundary using above function if no
7131 value range information.
7133 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7134 Martin Jambor <mjambor@suse.cz>
7136 * brig-builtins.def: New file.
7137 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7138 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7139 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7140 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7141 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7142 * builtin-types.def (BT_INT8): New.
7143 (BT_INT16): Likewise.
7144 (BT_UINT8): Likewise.
7145 (BT_UINT16): Likewise.
7146 (BT_FN_ULONG): Likewise.
7147 (BT_FN_UINT_INT): Likewise.
7148 (BT_FN_UINT_ULONG): Likewise.
7149 (BT_FN_UINT_LONG): Likewise.
7150 (BT_FN_UINT_PTR): Likewise.
7151 (BT_FN_ULONG_PTR): Likewise.
7152 (BT_FN_INT8_FLOAT): Likewise.
7153 (BT_FN_INT16_FLOAT): Likewise.
7154 (BT_FN_UINT32_FLOAT): Likewise.
7155 (BT_FN_UINT16_FLOAT): Likewise.
7156 (BT_FN_UINT8_FLOAT): Likewise.
7157 (BT_FN_UINT64_FLOAT): Likewise.
7158 (BT_FN_UINT16_UINT32): Likewise.
7159 (BT_FN_UINT32_UINT16): Likewise.
7160 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7161 (BT_FN_INT_PTR_INT): Likewise.
7162 (BT_FN_UINT_PTR_UINT): Likewise.
7163 (BT_FN_LONG_PTR_LONG): Likewise.
7164 (BT_FN_ULONG_PTR_ULONG): Likewise.
7165 (BT_FN_VOID_UINT64_UINT64): Likewise.
7166 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7167 (BT_FN_INT8_INT8_INT8): Likewise.
7168 (BT_FN_INT16_INT16_INT16): Likewise.
7169 (BT_FN_INT_INT_INT): Likewise.
7170 (BT_FN_UINT_FLOAT_UINT): Likewise.
7171 (BT_FN_FLOAT_UINT_UINT): Likewise.
7172 (BT_FN_ULONG_UINT_UINT): Likewise.
7173 (BT_FN_ULONG_UINT_PTR): Likewise.
7174 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7175 (BT_FN_UINT_UINT_UINT): Likewise.
7176 (BT_FN_VOID_UINT_PTR): Likewise.
7177 (BT_FN_UINT_UINT_PTR: Likewise.
7178 (BT_FN_UINT32_UINT64_PTR): Likewise.
7179 (BT_FN_INT_INT_UINT_UINT): Likewise.
7180 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7181 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7182 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7183 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7184 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7185 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7186 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7187 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7188 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7189 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7190 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7191 * doc/frontends.texi: List BRIG FE.
7192 * doc/install.texi (Testing): Add BRIG tesring requirements.
7193 * doc/invoke.texi (Overall Options): Mention BRIG.
7194 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7196 2017-01-24 Richard Biener <rguenther@suse.de>
7198 PR translation/79208
7199 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7201 2017-01-24 Martin Jambor <mjambor@suse.cz>
7204 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7205 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7208 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7211 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7212 casts from signed to unsigned really don't have a range.
7214 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7216 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7217 GMP_RNDx for compatiblity.
7219 2017-01-24 Martin Liska <mliska@suse.cz>
7222 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7223 that would prevent us to call alloca with -1 as argument.
7225 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7227 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7228 Avoid -Wformat-security warning.
7230 2017-01-23 Andrew Pinski <apinski@cavium.com>
7232 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7235 2017-01-23 Martin Sebor <msebor@redhat.com>
7238 * gimple-ssa-sprintf.c (warn_level): New global.
7239 (format_integer): Use it here and throughout the rest of the file.
7240 Use the same switch to compute sign as base.
7241 (maybe_warn): New function.
7242 (format_directive): Factor out warnings into maybe_warn.
7243 Add debugging output. Use warn_level.
7244 (add_bytes): Use warn_level.
7245 (pass_sprintf_length::compute_format_length): Add debugging output.
7246 (try_substitute_return_value): Same.
7247 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7250 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7251 (struct fmtresult, format_integer, format_floating): Adjust.
7252 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7253 (get_string_length, format_string,format_directive): Same.
7254 (pass_sprintf_length::compute_format_length): Same.
7255 (try_substitute_return_value): Simplify slightly.
7258 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7259 (fmtresult::operator+=): Outlined.
7260 (struct fmtresult): Add ctors.
7261 (struct conversion_spec): Rename...
7262 (struct directive): ...to this. Add and remove data members.
7263 (directive::set_width, directive::set_precision): New functions.
7264 (format_percent): Use fmtresult ctor.
7265 (get_width_and_precision): Remove.
7266 (format_integer): Make naming changes. Avoid computing width and
7268 (format_floating): Same. Adjust indentation.
7269 (format_character, format_none): New functions.
7270 (format_string): Moved character handling to format_character.
7271 (format_directive): Remove arguments, change return type.
7272 (parse_directive): New function.
7273 (pass_sprintf_length::compute_format_length): Move directive
7274 parsing to parse_directive.
7276 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7278 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7279 (assign_assembler_name_if_needed): ... this.
7280 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7281 (assign_assembler_name_if_needed): ... this.
7282 (free_lang_data_in_cgraph): Adjust callers.
7283 * cgraphunit.c (cgraph_node::analyze): Likewise.
7284 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7287 2017-01-23 Richard Biener <rguenther@suse.de>
7289 PR tree-optimization/79088
7290 PR tree-optimization/79188
7291 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7292 resetting loop bounds after last path deletion. Reset loop
7293 bounds of the target loop, make code match the comments.
7294 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7295 Make sure loops need no fixups.
7297 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7299 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7300 exponent support with double type for first argument.
7301 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7302 type returned by __builtin_vec_extract_sig,
7303 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7304 functions from "vector int" to "vector unsigned int" or from
7305 "vector long long int" to "vector unsigned long long int".
7306 Changed type returned by __builtin_vec_extract_exp,
7307 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7308 functions from "vector int" to "vector unsigned int" or from
7309 "vector long long int" to "vector unsigned long long int".
7310 Changed return type of __builtin_vec_test_data_class,
7311 __builtin_vec_test_data_class_sp, and
7312 __builtin_vec_test_data_class_dp from "vector int" to
7313 "vector bool int" or from "vector long long int" to "vector bool
7314 long long int" and changed second argument type from "unsigned
7315 int" to "int". Added new overloaded function forms "vector float
7316 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7317 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7318 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7319 double, vector unsigned long long int)" and "vector double
7320 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7321 long int)". Changed return type of
7322 __builtin_scalar_test_data_class and
7323 __builtin_scalar_test_data_class_sp and
7324 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7325 int" and changed second argument from "unsigned int" to "int".
7326 Changed type returned by __builtin_scalar_test_neg,
7327 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7328 from "int" to "bool int". Added new overloaded function form
7329 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7330 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7331 exponent double-precision with floating point first argument.
7332 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7333 documentation of scalar_test_data_class, scalar_test_neg,
7334 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7335 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7336 vec_test_data_class built-in functions to reflect refinements in
7337 their type signatures.
7339 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7341 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7343 (aarch64_elf_asm_destructor): Likewise.
7345 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7347 PR rtl-optimization/78634
7348 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7349 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7350 * ifcvt.c (noce_try_cmove): Add missing cost check.
7352 PR rtl-optimization/71724
7353 * combine.c (if_then_else_cond): Look for situations where it is
7354 beneficial to undo the work of one of the recursive calls.
7356 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7358 PR tree-optimization/70754
7359 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7360 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7361 combined stmt before it if not NULL.
7362 (combine_chains): Process refs reversely and compute dominance point
7365 2017-01-23 Martin Liska <mliska@suse.cz>
7367 PR tree-optimization/79196
7368 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7369 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7371 (strlen_optimize_stmt): Call the renamed function.
7373 2017-01-23 Michael Matz <matz@suse.de>
7375 PR tree-optimization/78384
7376 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7378 2017-01-23 Richard Biener <rguenther@suse.de>
7380 PR tree-optimization/79186
7381 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7382 both incoming edges before moving an assert.
7384 2017-01-23 Martin Jambor <mjambor@suse.cz>
7386 * ipa-prop.c (load_from_param_1): Removed.
7387 (load_from_unmodified_param): Bits from load_from_param_1 put back
7389 (load_from_param): Removed.
7390 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7391 with stmt. Reverted back to use of load_from_unmodified_param.
7393 2017-01-23 Martin Jambor <mjambor@suse.cz>
7396 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7397 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7398 field a pointer to garbage collected vector, mark lattices and
7399 ipcp_orig_node with GTY((skip)).
7400 (ipa_get_param_count): Adjust to descriptors being a pointer.
7401 (ipa_get_param): Likewise.
7402 (ipa_get_type): Likewise.
7403 (ipa_get_param_move_cost): Likewise.
7404 (ipa_set_param_used): Likewise.
7405 (ipa_get_controlled_uses): Likewise.
7406 (ipa_set_controlled_uses): Likewise.
7407 (ipa_is_param_used): Likewise.
7408 (ipa_node_params_t): Move into garbage collector. New methods insert
7410 (ipa_node_params_sum): Annotate wth GTY(()).
7411 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7413 (ipa_load_from_parm_agg): Adjust declaration.
7414 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7415 * ipa-profile.c (ipa_profile): Likewise.
7416 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7417 (ipa_populate_param_decls): Make descriptors parameter garbage
7419 (ipa_dump_param): Adjust to descriptors being a pointer.
7420 (ipa_alloc_node_params): Likewise.
7421 (ipa_initialize_node_params): Likewise.
7422 (load_from_param_1): Make descriptors parameter garbage collected.
7423 (load_from_unmodified_param): Likewise.
7424 (load_from_param): Likewise.
7425 (ipa_load_from_parm_agg): Likewise.
7426 (ipa_node_params::~ipa_node_params): Removed.
7427 (ipa_free_all_node_params): Remove call to delete operator.
7428 (ipa_node_params_t::insert): New.
7429 (ipa_node_params_t::remove): Likewise.
7430 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7431 copy known_csts and known_contexts vectors.
7432 (ipa_read_node_info): Adjust to descriptors being a pointer.
7433 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7435 (ipcp_transform_function): Make descriptors variable garbage
7438 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7440 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7441 * config/i386/avx512dqintrin.h: Ditto.
7442 * config/i386/avx512fintrin.h: Ditto.
7443 * gcc/config/i386/i386.c: Handle new builtins.
7444 * config/i386/i386-builtin.def: Add new builtins.
7445 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7446 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7448 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7449 Martin Liska <mliska@suse.cz>
7451 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7452 * asan.c (asan_expand_poison_ifn): Support stores and use
7453 appropriate ASAN report function.
7454 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7455 * internal-fn.def (ASAN_POISON_USE): Declare.
7456 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7457 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7458 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7459 ASAN_POISON calls w/o LHS.
7460 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7461 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7462 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7463 * gimplify.c (asan_poison_variables): Add attribute
7464 use_after_scope_memory to variables that really needs to live
7466 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7467 having the attribute.
7469 2017-01-23 Martin Liska <mliska@suse.cz>
7471 * asan.c (create_asan_shadow_var): New function.
7472 (asan_expand_poison_ifn): Likewise.
7473 * asan.h (asan_expand_poison_ifn): New declaration.
7474 * internal-fn.c (expand_ASAN_POISON): Likewise.
7475 * internal-fn.def (ASAN_POISON): New builtin.
7476 * sanopt.c (pass_sanopt::execute): Expand
7477 asan_expand_poison_ifn.
7478 * tree-inline.c (copy_decl_for_dup_finish): Make function
7480 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7481 * tree-ssa.c (is_asan_mark_p): New function.
7482 (execute_update_addresses_taken): Rewrite local variables
7483 (identified just by use-after-scope as addressable) into SSA.
7485 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7487 * doc/install.texi (Specific): opensource.apple.com uses https
7488 now. Remove trailing slash.
7490 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7492 * README.Portability: Remove note on an Irix compatibility issue.
7494 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7496 * gcov.c (INCLUDE_ALGORITHM): Define.
7497 (INCLUDE_VECTOR): Define.
7498 No longer include <vector> and <algorithm> directly.
7500 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7502 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7504 * doc/invoke.texi (Code Gen Options): Ditto.
7506 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7509 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7511 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7513 rtl-optimization/79125
7514 * cprop.c (local_cprop_pass): Handle cases where we make an
7517 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7521 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7522 read from, for big endian.
7524 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7526 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7527 register pauth builtins for LP64 only.
7529 2017-01-20 Marek Polacek <polacek@redhat.com>
7532 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7535 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7537 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7539 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7540 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7541 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7543 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7546 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7547 in big-endian mode when they are not a single duplicated value.
7549 2017-01-20 Richard Biener <rguenther@suse.de>
7551 * BASE-VER: Bump to 7.0.1.
7553 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7555 * omp-low.c (omplow_simd_context): New struct. Use it...
7556 (lower_rec_simd_input_clauses): ...here and...
7557 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7558 references to idx, lane, max_vf, is_simt.
7560 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7562 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7565 2017-01-20 Martin Jambor <mjambor@suse.cz>
7567 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7568 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7570 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7571 (GTFILES): Rename hsa.c to hsa-common.c.
7572 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7573 * hsa-dump.c: Likewise.
7574 * hsa-gen.c: Likewise.
7575 * hsa-regalloc.c: Likewise.
7576 * ipa-hsa.c: Likewise.
7577 * omp-expand.c: Likewise.
7578 * omp-low.c: Likewise.
7579 * toplev.c: Likewise.
7581 2017-01-20 Marek Polacek <polacek@redhat.com>
7584 * doc/invoke.texi: Document -Wduplicated-branches.
7585 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7586 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7587 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7588 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7589 return 0 only when not OEP_LEXICOGRAPHIC.
7590 (fold_build_cleanup_point_expr): Use the expression
7591 location when building CLEANUP_POINT_EXPR.
7592 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7593 * tree.c (add_expr): Handle error_mark_node.
7595 2017-01-20 Martin Liska <mliska@suse.cz>
7598 * tree-profile.c (init_ic_make_global_vars): Do not call
7600 (gimple_init_gcov_profiler): Likewise.
7602 2017-01-20 Martin Liska <mliska@suse.cz>
7605 * cgraph.h (maybe_create_reference): Remove argument and
7607 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7609 * ipa-cp.c (create_specialized_node): Likewise.
7610 * symtab.c (symtab_node::maybe_create_reference): Handle
7611 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7613 2017-01-20 Martin Liska <mliska@suse.cz>
7615 * read-rtl-function.c (function_reader::create_function): Use
7616 build_decl instread of build_decl_stat.
7618 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7620 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7621 * config/i386/avx512dqintrin.h: Ditto.
7622 * config/i386/avx512fintrin.h: Ditto.
7623 * config/i386/i386-builtin-types.def: Add new types.
7624 * gcc/config/i386/i386.c: Handle new types.
7625 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7626 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7627 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7628 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7629 (__builtin_ia32_kshiftridi): New.
7630 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7632 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7636 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7637 define to rs6000_init_stack_protect_guard.
7638 (rs6000_init_stack_protect_guard): New function.
7640 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7641 Yunqiang Su <yunqiang.su@imgtec.com>
7643 * config.gcc (supported_defaults): Add madd4.
7644 (with_madd4): Add validation.
7645 (all_defaults): Add madd4.
7646 * config/mips/mips.opt (mmadd4): New option.
7647 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7649 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7651 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7652 (ISA_HAS_FUSED_MADD4): Likewise.
7653 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7654 * gcc/doc/install.texi (--with-madd4): Document the new option.
7656 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7658 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7659 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7660 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7661 (aarch64_init_pauth_hint_builtins): New.
7662 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7663 (aarch64_expand_builtin): Expand new builtins.
7665 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7667 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7668 * combine-stack-adj.c (no_unhandled_cfa): Handle
7669 REG_CFA_TOGGLE_RA_MANGLE.
7670 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7671 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7672 info for return address signing.
7673 (aarch64_expand_epilogue): Likewise.
7675 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7677 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7678 * config/aarch64/aarch64-protos.h
7679 (aarch64_return_address_signing_enabled): New declaration.
7680 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7682 (aarch64_expand_prologue): Sign return address before it's pushed onto
7684 (aarch64_expand_epilogue): Authenticate return address fetched from
7686 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7687 (aarch64_attributes): New function attributes for "sign-return-address".
7688 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7689 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7690 ("*do_return"): Generate combined instructions according to key index.
7691 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7692 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7694 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7695 * config/aarch64/aarch64.opt (msign-return-address=): New.
7696 * doc/extend.texi (AArch64 Function Attributes): Documents
7697 "sign-return-address=".
7698 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7700 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7702 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7703 overall option summary.
7705 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7707 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7708 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7709 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7710 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7712 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7714 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7715 -mpower9-minmax by default for -mcpu=power9.
7716 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7717 128-bit floating point.
7719 2017-01-20 Alan Modra <amodra@gmail.com>
7721 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7722 optimizing for size.
7724 2017-01-20 Alan Modra <amodra@gmail.com>
7727 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7728 for strcmp and strncmp from corresponding builtin decl.
7730 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7732 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7733 instead of i386/rtems-64.h.
7734 * config/i386/rtems-64.h: Remove.
7736 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7740 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7742 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7744 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7746 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7747 Change int to HOST_WIDE_INT.
7748 * config/aarch64/aarch64-protos.h
7749 (aarch64_simd_gen_const_vector_dup): Likewise.
7750 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7752 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7754 * langhooks-def.h (lhd_type_for_size): New decl.
7755 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7756 * langhooks.c (lhd_type_for_size): New function, taken from
7759 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7761 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7762 define_bypass for CR latency.
7763 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7764 (power9-alu2): Add define_bypass for CR latency.
7766 (power9-mul): Update insn latency.
7767 (power9-mul-compare): Update insn latency, bypass latency and remove
7770 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7772 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7774 * config/aarch64/aarch64.md
7775 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7776 aarch64_nopcrelative_literal_loads.
7777 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7779 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7781 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7783 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7785 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7788 * config.gcc (supported_defaults): Add lxc1-sxc1.
7789 (with_lxc1_sxc1): Add validation.
7790 (all_defaults): Add lxc1-sxc1.
7791 * config/mips/mips.opt (mlxc1-sxc1): New option.
7792 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7794 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7795 __mips_no_lxc1_sxc1.
7796 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7797 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7798 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7800 2017-01-19 Richard Biener <rguenther@suse.de>
7802 PR tree-optimization/72488
7803 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7804 sure to restore SSA info.
7805 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7807 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7809 PR rtl-optimization/79121
7810 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7811 of the inner type when shifting an extended value.
7813 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7816 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7817 interposable aliases.
7819 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7822 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7823 Use the evmergelohi instruction.
7824 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7825 (mov_sitf_e500_subreg8_2_be): Likewise.
7826 (mov_sitf_e500_subreg12_2_le): Likewise.
7827 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7828 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7829 (mov_sitf_e500_subreg8_2_le): Likewise.
7830 (mov_sitf_e500_subreg12_2_be): Likewise.
7832 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7834 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7835 attribute from vecsimple to vecperm.
7836 (altivec_vbpermq2): Likewise.
7838 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7841 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7843 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7844 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7845 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7846 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7847 case where N arg is SIZE_MAX.
7848 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7849 (cmpstrsi): Add pattern.
7851 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7853 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7854 __builtin_vec_revb builtins.
7855 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7856 built-in functions to support generation of the ISA 3.0 XXBR<x>
7857 vector byte reverse instructions.
7858 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7859 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7860 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7861 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7862 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7863 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7864 (P9V_BUILTIN_VEC_REVB): Likewise.
7865 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7866 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7867 (p9_xxbrq_v16qi): Likewise.
7868 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7869 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7870 (p9_xxbrh_v8hi): Likewise.
7871 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7872 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7873 vec_revb built-in functions.
7875 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7877 PR rtl-optimization/78952
7878 * config/i386/i386.md (any_extract): New code iterator.
7879 (*insvqi_2): Use any_extract for source operand.
7880 (*insvqi_3): Use any_shiftrt for source operand.
7882 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7884 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7886 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7888 2017-01-18 Matthias Klose <doko@ubuntu.com>
7890 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7892 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7894 * config/rs6000/altivec.h (vec_bperm): Change #define.
7895 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7896 (altivec_vbpermq2): New define_insn.
7897 (altivec_vbpermd): Likewise.
7898 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7900 (VBPERMD): Likewise.
7901 (VBPERM): New polymorphic function interface.
7902 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7903 Add entries for P9V_BUILTIN_VEC_VBPERM.
7904 * doc/extend.texi: Add interfaces for vec_bperm.
7906 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7908 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7909 first letter of error messages.
7910 (s390_resolve_overloaded_builtin): Likewise.
7911 * config/s390/s390.c (s390_expand_builtin): Likewise.
7912 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7913 (s390_valid_target_attribute_inner_p): Likewise.
7914 * config/s390/s390.md ("tabort"): Likewise.
7916 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7918 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7919 (ISA_AVOID_DIV_HILO): New macro.
7920 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7921 (ISA_HAS_DDIV): Likewise.
7923 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7925 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7927 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7929 * doc/invoke.texi (fabi-version): Spelling fix.
7931 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7934 * doc/invoke.texi (fabi-version): Mention mangling fix for
7937 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7940 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7942 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7945 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7946 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7948 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7950 (stack_protect_test): Ditto.
7951 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7952 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7954 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7955 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7956 -mstack-protector-guard-offset=.
7957 (RS/6000 and PowerPC Options): Ditto.
7959 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/i386.h (MASK_CLASS_P): New define.
7962 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7963 there are no registers from different register sets also when
7964 mask registers are used. Update function comment.
7965 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7966 to (*k/*r) and (*k/*km) alternatives.
7968 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7970 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7971 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7972 (EH_RETURN_HANDLER_RTX): New define.
7973 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7974 Force frame pointer in EH return functions.
7975 (aarch64_expand_epilogue): Add barrier for eh_return.
7976 (aarch64_final_eh_return_addr): Remove.
7977 (aarch64_eh_return_handler_rtx): New function.
7978 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7980 (aarch64_eh_return_handler_rtx): New prototype.
7982 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7984 * config/rs6000/altivec.h (vec_rlmi): New #define.
7985 (vec_vrlnm): Likewise.
7986 (vec_rlnm): Likewise.
7987 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7988 (UNSPEC_VRLNM): Likewise.
7989 (VIlong): New mode iterator.
7990 (altivec_vrl<VI_char>mi): New define_insn.
7991 (altivec_vrl<VI_char>nm): Likewise.
7992 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7995 (RLNM): New polymorphic function entry.
7996 (VRLWMI): New monomorphic function entry.
7998 (RLMI): New polymorphic function entry.
7999 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8000 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8001 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8004 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8007 * dwarf2out.c (field_byte_offset): Restore the
8008 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8009 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8010 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8013 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8016 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8018 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8021 * dwarf2out.c (add_data_member_location_attribute): For constant
8022 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8023 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8024 DW_AT_byte_size attributes.
8026 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8028 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8029 after forcing to constant memory when the code model is medium.
8031 2017-01-17 Julia Koval <julia.koval@intel.com>
8034 * config/i386/avx512fintrin.h
8035 (_mm512_i32gather_ps): Change __addr type to void const*.
8036 (_mm512_mask_i32gather_ps): Ditto.
8037 (_mm512_i32gather_pd): Ditto.
8038 (_mm512_mask_i32gather_pd): Ditto.
8039 (_mm512_i64gather_ps): Ditto.
8040 (_mm512_mask_i64gather_ps): Ditto.
8041 (_mm512_i64gather_pd): Ditto.
8042 (_mm512_mask_i64gather_pd): Ditto.
8043 (_mm512_i32gather_epi32): Ditto.
8044 (_mm512_mask_i32gather_epi32): Ditto.
8045 (_mm512_i32gather_epi64): Ditto.
8046 (_mm512_mask_i32gather_epi64): Ditto.
8047 (_mm512_i64gather_epi32): Ditto.
8048 (_mm512_mask_i64gather_epi32): Ditto.
8049 (_mm512_i64gather_epi64): Ditto.
8050 (_mm512_mask_i64gather_epi64): Ditto.
8051 (_mm512_i32scatter_ps): Change __addr type to void*.
8052 (_mm512_mask_i32scatter_ps): Ditto.
8053 (_mm512_i32scatter_pd): Ditto.
8054 (_mm512_mask_i32scatter_pd): Ditto.
8055 (_mm512_i64scatter_ps): Ditto.
8056 (_mm512_mask_i64scatter_ps): Ditto.
8057 (_mm512_i64scatter_pd): Ditto.
8058 (_mm512_mask_i64scatter_pd): Ditto.
8059 (_mm512_i32scatter_epi32): Ditto.
8060 (_mm512_mask_i32scatter_epi32): Ditto.
8061 (_mm512_i32scatter_epi64): Ditto.
8062 (_mm512_mask_i32scatter_epi64): Ditto.
8063 (_mm512_i64scatter_epi32): Ditto.
8064 (_mm512_mask_i64scatter_epi32): Ditto.
8065 (_mm512_i64scatter_epi64): Ditto.
8066 (_mm512_mask_i64scatter_epi64): Ditto.
8067 * config/i386/avx512pfintrin.h
8068 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8069 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8070 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8071 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8072 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8073 (_mm512_prefetch_i32scatter_ps): Ditto.
8074 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8075 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8076 (_mm512_prefetch_i64scatter_pd): Ditto.
8077 (_mm512_prefetch_i64scatter_ps): Ditto.
8078 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8079 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8080 * config/i386/avx512vlintrin.h
8081 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8082 (_mm_mmask_i32gather_ps): Ditto.
8083 (_mm256_mmask_i32gather_pd): Ditto.
8084 (_mm_mmask_i32gather_pd): Ditto.
8085 (_mm256_mmask_i64gather_ps): Ditto.
8086 (_mm_mmask_i64gather_ps): Ditto.
8087 (_mm256_mmask_i64gather_pd): Ditto.
8088 (_mm_mmask_i64gather_pd): Ditto.
8089 (_mm256_mmask_i32gather_epi32): Ditto.
8090 (_mm_mmask_i32gather_epi32): Ditto.
8091 (_mm256_mmask_i32gather_epi64): Ditto.
8092 (_mm_mmask_i32gather_epi64): Ditto.
8093 (_mm256_mmask_i64gather_epi32): Ditto.
8094 (_mm_mmask_i64gather_epi32): Ditto.
8095 (_mm256_mmask_i64gather_epi64): Ditto.
8096 (_mm_mmask_i64gather_epi64): Ditto.
8097 (_mm256_i32scatter_ps): Change __addr type to void*.
8098 (_mm256_mask_i32scatter_ps): Ditto.
8099 (_mm_i32scatter_ps): Ditto.
8100 (_mm_mask_i32scatter_ps): Ditto.
8101 (_mm256_i32scatter_pd): Ditto.
8102 (_mm256_mask_i32scatter_pd): Ditto.
8103 (_mm_i32scatter_pd): Ditto.
8104 (_mm_mask_i32scatter_pd): Ditto.
8105 (_mm256_i64scatter_ps): Ditto.
8106 (_mm256_mask_i64scatter_ps): Ditto.
8107 (_mm_i64scatter_ps): Ditto.
8108 (_mm_mask_i64scatter_ps): Ditto.
8109 (_mm256_i64scatter_pd): Ditto.
8110 (_mm256_mask_i64scatter_pd): Ditto.
8111 (_mm_i64scatter_pd): Ditto.
8112 (_mm_mask_i64scatter_pd): Ditto.
8113 (_mm256_i32scatter_epi32): Ditto.
8114 (_mm256_mask_i32scatter_epi32): Ditto.
8115 (_mm_i32scatter_epi32): Ditto.
8116 (_mm_mask_i32scatter_epi32): Ditto.
8117 (_mm256_i32scatter_epi64): Ditto.
8118 (_mm256_mask_i32scatter_epi64): Ditto.
8119 (_mm_i32scatter_epi64): Ditto.
8120 (_mm_mask_i32scatter_epi64): Ditto.
8121 (_mm256_i64scatter_epi32): Ditto.
8122 (_mm256_mask_i64scatter_epi32): Ditto.
8123 (_mm_i64scatter_epi32): Ditto.
8124 (_mm_mask_i64scatter_epi32): Ditto.
8125 (_mm256_i64scatter_epi64): Ditto.
8126 (_mm256_mask_i64scatter_epi64): Ditto.
8127 (_mm_i64scatter_epi64): Ditto.
8128 (_mm_mask_i64scatter_epi64): Ditto.
8129 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8130 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8131 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8132 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8133 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8134 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8135 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8136 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8137 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8138 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8139 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8140 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8141 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8142 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8143 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8144 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8145 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8146 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8147 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8148 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8149 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8150 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8151 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8152 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8153 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8154 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8155 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8156 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8157 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8158 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8159 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8160 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8161 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8162 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8163 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8164 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8165 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8166 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8167 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8168 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8169 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8170 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8171 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8172 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8173 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8174 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8175 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8176 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8177 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8178 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8179 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8180 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8181 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8182 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8183 definitions accordingly.
8185 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8186 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8189 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8192 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8195 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8196 hard regs for inner regno.
8198 2017-01-17 Martin Liska <mliska@suse.cz>
8201 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8202 assumption and add comment.
8204 2017-01-17 Nathan Sidwell <nathan@acm.org>
8206 * ipa-visibility.c (localize_node): New function, broken out of ...
8207 (function_and_variable_visibility): ... here. Call it.
8209 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8212 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8213 correctly set frequency of oudgoing edge.
8214 (duplicate_thread_path): Fix profile updating.
8216 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8219 * configure.ac: Add GCC_BASE_VER.
8220 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8221 version from BASE-VER file.
8222 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8223 (gcc.o): Depend on $(BASEVER).
8224 * common.opt (dumpfullversion): New option.
8225 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8226 * doc/invoke.texi: Document -dumpfullversion.
8227 * doc/install.texi: Document --with-gcc-major-version-only.
8228 * configure: Regenerated.
8230 2017-01-17 Richard Biener <rguenther@suse.de>
8232 PR tree-optimization/71433
8233 * tree-vrp.c (register_new_assert_for): Merge same asserts
8234 on all incoming edges.
8235 (process_assert_insertions_for): Handle insertions at the
8238 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8240 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8241 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8243 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8246 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8249 2017-01-17 Alan Modra <amodra@gmail.com>
8252 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8253 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8254 symbolic stack limit when pic.
8256 2017-01-16 Martin Sebor <msebor@redhat.com>
8258 PR tree-optimization/78608
8259 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8261 2017-01-16 Jeff Law <law@redhat.com>
8264 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8265 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8266 for several include directories that may be relative to sysroot.
8267 * config/i386/x-mingw32 (gplus_includedir): Define.
8268 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8269 (native_system_includedir): Likewise.
8270 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8271 override if TARGET_SYSTEM_ROOT is defined.
8272 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8274 PR tree-optimization/79090
8275 PR tree-optimization/33562
8276 PR tree-optimization/61912
8277 PR tree-optimization/77485
8278 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8279 and computed trims into the dump file.
8281 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8285 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8288 * gimplify.c (gimplify_init_constructor): If want_value and
8289 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8293 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8294 sequence. Formatting fixes.
8295 (doloop_optimize): Formatting fixes.
8298 * gcc.c (debug_level_greater_than_spec_func): New function.
8299 (static_spec_functions): Add debug-level-gt spec function.
8300 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8302 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8303 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8304 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8305 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8306 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8307 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8309 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8312 QImode fixups to general and mask registers only.
8314 2017-01-16 Carl Love <cel@us.ibm.com>
8316 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8317 for built-in functions
8318 vector signed char vec_nabs (vector signed char)
8319 vector signed short vec_nabs (vector signed short)
8320 vector signed int vec_nabs (vector signed int)
8321 vector signed long long vec_nabs (vector signed long long)
8322 vector float vec_nabs (vector float)
8323 vector double vec_nabs (vector double)
8324 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8326 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8327 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8328 * doc/extend.texi: Update the documentation file for the new built-in
8331 2017-01-16 Martin Sebor <msebor@redhat.com>
8333 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8336 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8338 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8339 UNSPEC_VSX__XXSPLTD to require special splat handling.
8341 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8344 * system.h: Poison strndup.
8346 2017-01-16 Alan Modra <amodra@gmail.com>
8349 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8352 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8354 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8356 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8358 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8359 call recog here. Assert that INSN_CODE (insn) is non-negative.
8361 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8364 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8366 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8367 in the currently scheduled RTL fragment.
8369 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8371 PR rtl-optimization/78751
8372 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8375 2017-01-14 Jeff Law <law@redhat.com>
8377 PR tree-optimization/79090
8378 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8379 variable length stores.
8380 (compute_trims): Delete dead assignment to *trim_tail.
8381 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8384 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8386 PR rtl-optimization/78626
8387 PR rtl-optimization/78727
8388 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8389 of a block, and split such blocks after everything else is finished.
8391 2017-01-14 Alan Modra <amodra@gmail.com>
8394 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8395 target legitimate_combined_insn.
8396 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8397 (rs6000_legitimate_combined_insn): New function.
8398 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8400 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8401 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8402 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8404 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8406 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8408 2017-01-13 Jeff Law <law@redhat.com>
8410 PR tree-optimization/33562
8411 PR tree-optimization/61912
8412 PR tree-optimization/77485
8413 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8415 (delete_dead_assignment): Likewise.
8416 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8417 statement to delete_dead_call and delete_dead_assignment.
8419 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8422 * substring-locations.c (format_warning_va): Strengthen case 1 so
8423 that both endpoints of the substring must be within the format
8424 range for just the substring to be printed.
8426 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8428 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8429 * config/i386/i386.c (ix86_target_string): Add missing options
8430 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8431 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8432 flags_other and ix86_target_other to flags2_other. Display unknown
8434 (ix86_valid_target_attribute_inner_p): Add missing options and
8435 reorder options by implied ISAs, as in ix86_target_string.
8437 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8439 * hash-table.h (hash_table::too_empty_p): New function.
8440 (hash_table::expand): Use it.
8441 (hash_table::traverse): Likewise.
8442 (hash_table::empty_slot): Use sizeof (value_type) instead of
8443 sizeof (PTR) to convert bytes to elements. Shrink the table
8444 if the current size is excessive for the current number of
8447 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8449 * ira-costs.c (record_reg_classes): Break from the inner loop
8450 early once alt_fail is known to be true. Update outer loop
8451 handling accordingly.
8453 2017-01-13 Jeff Law <law@redhat.com>
8455 * tree-ssa-dse.c (decrement_count): New function.
8456 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8457 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8458 when we know the partially dead statement is a mem* function.
8460 PR tree-optimization/61912
8461 PR tree-optimization/77485
8462 * tree-ssa-dse.c: Include expr.h.
8463 (maybe_trim_constructor_store): New function.
8464 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8466 PR tree-optimization/33562
8467 PR tree-optimization/61912
8468 PR tree-optimization/77485
8469 * doc/invoke.texi: Document new dse-max-object-size param.
8470 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8471 * tree-ssa-dse.c: Include params.h.
8472 (dse_store_status): New enum.
8473 (initialize_ao_ref_for_dse): New, partially extracted from
8475 (valid_ao_ref_for_dse, normalize_ref): New.
8476 (setup_live_bytes_from_ref, compute_trims): Likewise.
8477 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8478 (maybe_trim_partially_dead_store): Likewise.
8479 (maybe_trim_complex_store): Likewise.
8480 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8481 Track what bytes live from the original store. Return tri-state
8482 for dead, partially dead or live.
8483 (dse_dom_walker): Add constructor, destructor and new private members.
8484 (delete_dead_call, delete_dead_assignment): New extracted from
8486 (dse_optimize_stmt): Make a member of dse_dom_walker.
8487 Use initialize_ao_ref_for_dse.
8489 PR tree-optimization/33562
8490 PR tree-optimization/61912
8491 PR tree-optimization/77485
8492 * sbitmap.h (bitmap_count_bits): Prototype.
8493 (bitmap_clear_range, bitmap_set_range): Likewise.
8494 * sbitmap.c (bitmap_clear_range): New function.
8495 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8497 2017-01-13 Martin Liska <mliska@suse.cz>
8500 * function.c (set_cfun): Add new argument force.
8501 * function.h (set_cfun): Likewise.
8502 * ipa-inline-transform.c (inline_call): Use the function when
8503 strict alising from is dropped for function we inline to.
8505 2017-01-13 Richard Biener <rguenther@suse.de>
8507 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8508 for dumping GIMPLE INTEGER_CSTs.
8510 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8512 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8513 to 201112L since C++17.
8515 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8518 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8519 if -fsanitize=kernel-address is present.
8521 2017-01-13 Richard Biener <rguenther@suse.de>
8523 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8524 as _Literal ( type ) number in case usual suffixes do not
8525 preserve all information.
8527 2017-01-13 Richard Biener <rguenther@suse.de>
8529 PR tree-optimization/77283
8530 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8531 and ssa-iterators.h.
8532 (is_feasible_trace): Implement a cost model based on joiner
8535 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8538 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8539 char or short to __float128/_Float128 directly.
8541 2017-01-12 Martin Sebor <msebor@redhat.com>
8543 to -Wformat-overflow.
8544 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8545 (min_bytes_remaining): Same.
8546 (get_string_length): Same.
8547 (format_string): Same.
8548 (format_directive): Same.
8550 (pass_sprintf_length::handle_gimple_call): Same.
8552 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8554 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8555 info.nowrite calls with no lhs that can't throw. Return bool
8556 whether gsi_remove has been called or not.
8557 (pass_sprintf_length::handle_gimple_call): Return bool whether
8558 try_substitute_return_value called gsi_remove. Formatting fix.
8559 (pass_sprintf_length::execute): Don't use gsi_remove if
8560 handle_gimple_call returned true.
8563 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8564 be removed due to side-effects, don't remove following barrier nor
8565 turn the successor edge into fallthru edge.
8567 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8570 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8571 element-reversing loads and stores as not swappable.
8573 2017-01-12 Nathan Sidwell <nathan@acm.org>
8574 Nicolai Stange <nicstange@gmail.com>
8576 * combine.c (try_combine): Don't ignore result of overlap checking
8577 loop. Combine overlap & asm check into single loop.
8579 2017-01-12 Richard Biener <rguenther@suse.de>
8581 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8582 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8584 2017-01-12 Richard Biener <rguenther@suse.de>
8586 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8587 and TS_TARGET_OPTION directly derive from TS_BASE.
8588 * tree-core.h (tree_optimization_option): Derive from tree_base.
8589 (tree_target_option): Likewise.
8591 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/i386.c (memory_address_length): Increase len
8594 only when rip_relative_addr_p returns false.
8596 2017-01-11 Julia Koval <julia.koval@intel.com>
8598 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8599 (OPTION_MASK_ISA_SGX_SET): New.
8600 (ix86_handle_option): Handle OPT_msgx.
8601 * config.gcc: Added sgxintrin.h.
8602 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8603 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8604 * config/i386/i386.c (ix86_target_string): Add -msgx.
8606 (ix86_option_override_internal): Handle new options.
8607 (ix86_valid_target_attribute_inner_p): Add sgx.
8608 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8609 * config/i386/i386.opt: Add msgx.
8610 * config/i386/sgxintrin.h: New file.
8611 * config/i386/x86intrin.h: Add sgxintrin.h.
8613 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8616 * fold-const.c (maybe_nonzero_address): Return 1 for function
8618 (tree_single_nonzero_warnv_p): Don't handle function local objects
8622 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8625 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8628 * opts.c: Include "spellcheck.h"
8629 (struct string_fragment): New struct.
8630 (struct edit_distance_traits<const string_fragment &>): New
8632 (get_closest_sanitizer_option): New function.
8633 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8635 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8637 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8639 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8640 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8641 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8642 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8643 for initial die_offset if dwarf_split_debug_info.
8644 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8645 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8647 (output_skeleton_debug_sections): Formatting fix. Use
8648 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8649 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8651 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8653 * config/arm/cortex-a53.md: Add bypasses for
8655 (cortex_a53_r2f): Only use for transfers.
8656 (cortex_a53_f2r): Likewise.
8657 (cortex_a53_r2f_cvt): Add reservation for conversions.
8658 (cortex_a53_f2r_cvt): Likewise.
8660 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8662 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8663 to all inlined functions, change static to extern.
8665 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8668 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8670 (arm_assemble_integer): Likewise.
8672 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8674 * config.gcc: Use new awk script to check CPU, FPU and architecture
8675 parameters for --with-... options.
8676 * config/arm/parsecpu.awk: New file
8677 * config/arm/arm-cpus.in: New file.
8678 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8680 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8682 * config/arm/t-arm: Update dependency rules.
8683 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8684 of processing .def files.
8685 * config/arm/genopt.sh: Deleted.
8686 * config/arm/gentune.sh: Deleted.
8687 * config/arm/arm-cores.def: Deleted.
8688 * config/arm/arm-arches.def: Deleted.
8689 * config/arm/arm-fpus.def: Deleted.
8690 * config/arm/arm-tune.md: Regenerated.
8691 * config/arm/arm-tables.opt: Regenerated.
8692 * config/arm/arm-cpu.h: New generated file.
8693 * config/arm/arm-cpu-data.h: New generated file.
8694 * config/arm/arm-cpu-cdata.h: New generated file.
8696 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8699 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8701 (input_varpool_node): Unpack dynamically_initialized bit.
8703 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8705 PR rtl-optimization/79032
8706 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8707 the alignment of the adjusted memory reference against that of MODE,
8708 instead of the alignment of the original memory reference.
8710 2017-01-11 Martin Jambor <mjambor@suse.cz>
8712 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8714 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8715 decorated functions.
8717 2017-01-11 Richard Biener <rguenther@suse.de>
8719 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8720 set range/nonnull info for PHI results. Do not set it on
8721 stmts marked for removal.
8723 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8725 * expr.c (store_field): In the bitfield case, fetch the return value
8726 from the registers before applying a single big-endian adjustment.
8727 Always do a final load for a BLKmode value not larger than a word.
8729 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8732 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8733 that we correctly handle column numbers greater than
8734 LINE_MAP_MAX_COLUMN_NUMBER.
8736 2017-01-10 Martin Sebor <msebor@redhat.com>
8739 * gimple-ssa-sprintf.c (get_destination_size): Call
8740 {init,fini}object_sizes.
8741 * tree-object-size.c (addr_object_size): Adjust.
8742 (pass_through_call): Adjust.
8743 (pass_object_sizes::execute): Adjust.
8744 * tree-object-size.h (fini_object_sizes): Declare.
8746 2017-01-10 Martin Sebor <msebor@redhat.com>
8748 PR tree-optimization/78775
8749 * builtins.c (get_size_range): Move...
8750 * calls.c: ...to here.
8751 (alloc_max_size): Accept zero argument.
8752 (operand_signed_p): Remove.
8753 (maybe_warn_alloc_args_overflow): Call get_size_range.
8754 * calls.h (get_size_range): Declare.
8756 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8758 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8759 from TI's devices.csv file as of September 2016.
8760 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8762 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8764 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8765 * doc/invoke.texi: Likewise.
8766 * doc/md.texi: Likewise.
8767 * doc/objc.texi: Likewise.
8769 2017-01-10 Joshua Conner <joshconner@google.com>
8771 * config/arm/fuchsia-elf.h: New file.
8772 * config/fuchsia.h: New file.
8773 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8774 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8776 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8778 2016-01-10 Richard Biener <rguenther@suse.de>
8780 PR tree-optimization/79034
8781 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8782 Propagate out degenerate PHIs in the joiner.
8784 2017-01-10 Martin Liska <mliska@suse.cz>
8786 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8787 (sort_congruence_classes_by_decl_uid): Likewise.
8788 (sort_congruence_class_groups_by_decl_uid): Likewise.
8789 (sem_item_optimizer::merge_classes): Sort class, groups in these
8790 classes and members in the groups by DECL_UID of declarations.
8791 This would make merge operations stable.
8793 2017-01-10 Martin Liska <mliska@suse.cz>
8795 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8796 usage of m_classes_vec.
8797 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8798 (sem_item_optimizer::get_group_by_hash): Likewise.
8799 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8800 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8801 (sem_item_optimizer::verify_classes): Likewise.
8802 (sem_item_optimizer::process_cong_reduction): Likewise.
8803 (sem_item_optimizer::dump_cong_classes): Likewise.
8804 (sem_item_optimizer::merge_classes): Likewise.
8805 * ipa-icf.h (congruence_class_hash): Rename from
8806 congruence_class_group_hash. Remove declaration of m_classes_vec.
8808 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8810 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8811 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8812 * config.gcc: Add avx512vpopcntdqintrin.h.
8813 * config/i386/avx512vpopcntdqintrin.h: New.
8814 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8815 * config/i386/i386-builtin-types.def: Add new types.
8816 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8817 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8818 __builtin_ia32_vpopcountq_v8di_mask): New.
8819 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8820 __AVX512VPOPCNTDQ__.
8821 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8822 (PTA_AVX512VPOPCNTDQ): Define.
8823 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8824 TARGET_AVX512VPOPCNTDQ_P): Define.
8825 * config/i386/i386.opt: Add mavx512vpopcntdq.
8826 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8827 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8829 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8832 * predict.def (PRED_CALL): Set to 67.
8834 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8836 * expr.c (store_field): In the bitfield case, if the value comes from
8837 a function call and is of an aggregate type returned in registers, do
8838 not modify the field mode; extract the value in all cases if the mode
8839 is BLKmode and the size is not larger than a word.
8841 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8844 * config/i386/cpuid.h: Fix undefined behavior.
8846 2017-01-04 Jeff Law <law@redhat.com>
8848 PR tree-optimization/79007
8849 PR tree-optimization/67955
8850 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8851 conservative for pt.null when flag_non_call_exceptions is on.
8853 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8855 PR translation/79019
8856 PR translation/79020
8857 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8858 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8859 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8861 * config/avr/avr.opt (maccumulate-args): Likewise.
8862 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8863 * common.opt (freport-bug): Likewise.
8864 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8865 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8866 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8867 translatable string.
8868 * config/i386/i386.c (function_value_32): Likewise.
8869 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8870 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8872 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8873 * common/config/msp430/msp430-common.c (msp430_handle_option):
8875 * symtab.c (symtab_node::verify_base): Likewise.
8876 * opts.c (set_debug_level): Likewise.
8877 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8879 missing whitespace to translatable strings.
8880 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8881 * config/sh/superh.h: Likewise.
8882 * config/i386/xopintrin.h: Likewise.
8883 * config/i386/znver1.md: Likewise.
8884 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8885 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8886 * double-int.h (struct double_int): Likewise.
8887 * double-int.c (div_and_round_double): Likewise.
8888 * wide-int.cc: Likewise.
8889 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8890 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8891 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8892 (crossjumps_occurred): ... this.
8893 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8896 PR tree-optimization/78899
8897 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8898 returning bool return struct loop *, NULL for failure and the new
8900 (versionable_outer_loop_p): Don't version outer loop if it has
8901 dont_vectorized bit set.
8902 (tree_if_conversion): When versioning outer loop, ensure
8903 tree_if_conversion is performed also on the inner loop of the
8904 non-vectorizable outer loop copy.
8905 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8906 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8907 prevent vectorization of it.
8908 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8909 the outer loop vectorization of the non-scalar version is attempted
8910 before vectorization of the inner loop in scalar version. If
8911 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8912 vectorization of its inner loop.
8913 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8914 has 2 inner loops, rename also on edges from bb whose single pred
8915 is outer_loop->header. Fix typo in function comment.
8917 2017-01-09 Martin Sebor <msebor@redhat.com>
8920 * asan.c (asan_emit_stack_protection): Increase local buffer size
8921 to avoid snprintf truncation warning.
8923 2017-01-09 Andrew Pinski <apinski@cavium.com>
8925 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8926 to reference thunderx2t99 for the tuning structure
8927 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8929 (thunderx2t99_extra_costs): This.
8930 * config/aarch64/aarch64-tune.md: Regenerate.
8931 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8932 (vulcan_addrcost_table): This.
8933 (vulcan_regmove_cost): Rename to ...
8934 (thunderx2t99_regmove_cost): This.
8935 (vulcan_vector_cost): Rename to ...
8936 (thunderx2t99_vector_cost): this.
8937 (vulcan_branch_cost): Rename to ...
8938 (thunderx2t99_branch_cost): This.
8939 (vulcan_tunings): Rename to ...
8940 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8941 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8943 2017-01-09 Martin Jambor <mjambor@suse.cz>
8947 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8948 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8949 (propagate_vr_accross_jump_function): Use the above function for all
8950 value range computations for pass-through jump functions and type
8951 converasion from explicit value range values.
8952 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8953 parameters from TYPE_ARG_TYPES.
8954 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8955 (ipa_write_node_info): Stream type of the actual argument.
8956 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8958 2017-01-09 Martin Liska <mliska@suse.cz>
8961 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8962 (lookup_compiler): Do not show error message with have_E.
8964 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8966 PR tree-optimization/78938
8967 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8968 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8969 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8970 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8973 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8975 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8978 2017-01-09 Richard Biener <rguenther@suse.de>
8980 PR tree-optimization/78997
8981 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8982 name condition properly.
8984 2017-01-09 Richard Biener <rguenther@suse.de>
8987 * dwarf2out.c (is_cxx): New overload with context.
8988 (is_naming_typedef_decl): Use it.
8990 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8992 * invoke.texi (Option Summary): Correct spacing in option lists
8993 and add line breaks to fix over-long lines.
8995 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8999 * extend.texi (Common Variable Attributes): Add xref to GCC
9000 Internals manual to explain mode attribute keywords.
9002 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9005 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9006 and Preprocessor Options.
9007 (Options for Linking): Document -pthread here....
9008 (RS/6000 and PowerPC Options): ...not here.
9009 (Solaris 2 Options): ...or here.
9010 * doc/cppopts.texi: Document -pthread.
9012 2017-01-08 Martin Sebor <msebor@redhat.com>
9015 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9016 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9017 New member functions.
9018 (format_directive): Used them.
9020 (pass_sprintf_length::handle_gimple_call): Same.
9021 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9022 to avoid truncation for any argument.
9023 (extract_affine_mul): Same.
9024 * tree.c (get_file_function_name): Same.
9026 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9029 * predict.def (PRED_INDIR_CALL): Set to 86.
9031 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9033 PR preprocessor/54124
9034 * doc/cppopts.texi: Reformat -d subtable to list the full name
9035 of the options. Add cross-reference to the docs for the general
9036 compiler -d options.
9037 * doc/invoke.texi (Developer Options): Add cross-reference to the
9038 preprocessor-specific -d option documentation.
9040 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9042 PR preprocessor/13498
9043 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9044 redudant material, and reflect new command-line options.
9045 (System Headers): Likewise.
9047 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9049 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9050 -isystem, and -idirafter. Copy-edit.
9051 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9052 default for -ftrack-macro-expansion. Delete obsolete and
9053 badly-formatted implementation details about -fdebug-cpp output.
9054 * doc/cppwarnopts.texi: Copy-edit.
9056 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9059 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9060 that the transition from a max line width >= 1<<10 to narrower
9061 lines works correctly.
9063 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9065 * doc/options.texi (PerFunction): New.
9066 * opt-functions.awk (switch_flags): Map both Optimization and
9067 PerFunction to CL_OPTIMIZATION.
9068 * opth-gen.awk: Test for PerFunction flag along with
9070 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9071 it only when the latter is present. Skip those that don't in
9072 the hash function generator.
9073 * common.opt (fvar-tracking): Mark as PerFunction instead of
9075 (fvar-tracking-assignments): Likewise.
9076 (fvar-tracking-assignments-toggle): Likewise.
9077 (fvar-tracking-uninit): Likewise.
9079 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9081 PR translation/79018
9082 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9085 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9088 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9089 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9090 TARGET_LONG_JUMP_TABLE_OFFSETS.
9091 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9092 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9093 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9094 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9095 * config/m68k/m68k.md (tablejump expander): Likewise.
9096 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9097 TARGET_LONG_JUMP_TABLE_OFFSETS.
9098 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9099 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9101 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9102 David Holsgrove <david.holsgrove@xilinx.com>
9104 * common/config/microblaze/microblaze-common.c
9105 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9106 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9108 * config/microblaze/microblaze.c (microblaze_must_save_register)
9109 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9111 (microblaze_eh_return): New function.
9112 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9113 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9114 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9115 * config/microblaze/microblaze.md (eh_return): New pattern.
9117 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9119 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9120 GCC_DIAGNOSTIC_STRINGIFY): Define.
9122 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9124 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9126 * config/arm/arm.md (<mcrr>): New.
9128 * config/arm/arm.c (arm_arch5te): New.
9129 (arm_option_override): Set arm_arch5te.
9130 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9132 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9133 (arm_mcrr_qualifiers): ... this. New.
9134 (MRRC_QUALIFIERS): Define to...
9135 (arm_mrrc_qualifiers): ... this. New.
9136 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9138 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9139 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9140 (MRRCI, mrrc, MRRC): New.
9141 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9142 VUNSPEC_MRRC2): New.
9144 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9146 * config/arm/arm.md (<mcr>): New.
9148 * config/arm/arm.c (arm_coproc_builtin_available): Add
9149 support for mcr, mrc, mcr2 and mrc2.
9150 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9151 (arm_mcr_qualifiers): ... this. New.
9152 (MRC_QUALIFIERS): Define to ...
9153 (arm_mrc_qualifiers): ... this. New.
9154 (MCR_QUALIFIERS): Define to ...
9155 (arm_mcr_qualifiers): ... this. New.
9156 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9158 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9159 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9160 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9163 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9165 * config/arm/arm.md (*ldc): New.
9169 * config/arm/arm.c (arm_coproc_builtin_available): Add
9170 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9171 (arm_coproc_ldc_stc_legitimate_address): New.
9172 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9173 'qualifier_const_pointer'.
9174 (LDC_QUALIFIERS): Define to...
9175 (arm_ldc_qualifiers): ... this. New.
9176 (STC_QUALIFIERS): Define to...
9177 (arm_stc_qualifiers): ... this. New.
9178 * config/arm/arm-protos.h
9179 (arm_coproc_ldc_stc_legitimate_address): New.
9180 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9181 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9182 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9183 stc2, stcl, stc2l): New.
9184 * config/arm/constraints.md (Uz): New.
9185 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9186 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9187 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9188 VUNSPEC_STC2L): New.
9190 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9192 * config/arm/arm.md (<cdp>): New.
9193 * config/arm/arm.c (neon_const_bounds): Rename this ...
9194 (arm_const_bounds): ... this.
9195 (arm_coproc_builtin_available): New.
9196 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9197 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9198 (CDP_QUALIFIERS): Define to...
9199 (arm_cdp_qualifiers): ... this. New.
9201 (arm_expand_builtin_args): Add case for 6 arguments.
9202 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9203 (arm_const_bounds): ... this.
9204 (arm_coproc_builtin_available): New.
9205 * config/arm/arm_acle.h (__arm_cdp): New.
9207 * config/arm/arm_acle_builtins.def (cdp): New.
9209 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9210 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9212 * config/arm/types.md (coproc): New.
9213 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9214 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9215 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9216 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9218 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9220 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9221 (UBINOP_QUALIFIERS): New.
9223 (acle_builtin_data): New. Change comment.
9224 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9225 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9226 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9227 arm_acle_builtins.def.
9228 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9229 (arm_init_acle_builtins): New.
9230 (CRC32_BUILTIN): Remove.
9231 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9232 crc32cb, crc32ch and crc32cw.
9233 (arm_init_crc32_builtins): Remove.
9234 (arm_init_builtins): Use arm_init_acle_builtins rather
9235 than arm_init_crc32_builtins.
9236 (arm_expand_acle_builtin): New.
9237 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9238 * config/arm/arm_acle_builtins.def: New.
9240 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9242 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9243 (arm_builtin_datum): ... this.
9244 (arm_init_neon_builtin): Rename to ...
9245 (arm_init_builtin): ... this. Add a new parameters PREFIX
9246 and USE_SIG_IN_NAME.
9247 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9248 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9249 'arm_builtin_datum'.
9250 (arm_init_vfp_builtins): Likewise.
9251 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9252 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9253 (arm_expand_neon_args): Rename to ...
9254 (arm_expand_builtin_args): ... this. Rename builtin_arg
9255 enum values and differentiate between ARG_BUILTIN_MEMORY
9256 and ARG_BUILTIN_NEON_MEMORY.
9257 (arm_expand_neon_builtin_1): Rename to ...
9258 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9259 values, arm_expand_builtin_args and add bool parameter NEON.
9260 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9261 (arm_expand_vfp_builtin): Likewise.
9262 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9264 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9267 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9268 * predict.c (tree_estimate_probability_bb): Reverse direction of
9269 polymorphic call predictor.
9271 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9273 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9274 (determine_pass_name_match): ...this new function and...
9275 (should_skip_pass_p): ...this new function.
9277 2017-01-06 Nathan Sidwell <nathan@acm.org>
9279 * ipa-visibility.c (function_and_variable_visibility): Reformat
9280 comments and long lines. Remove extrneous if.
9281 * symtab.c (symtab_node::make_decl_local): Fix code format.
9282 (symtab_node::set_section_for_node): Fix comment typo.
9284 2017-01-06 Martin Liska <mliska@suse.cz>
9287 * lra-constraints.c: Rename invariant to lra_invariant.
9288 * predict.c (set_even_probabilities): Initialize e to NULL.
9290 2017-01-05 Martin Sebor <msebor@redhat.com>
9292 PR tree-optimization/78910
9293 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9294 (format_integer): Correct off-by-one error in the handling
9295 of precision with negative numbers in signed conversions..
9297 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9299 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9301 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9303 PR tree-optimization/71016
9304 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9305 factor_out_conditional_conversion. Formatting fix.
9306 (factor_out_conditional_conversion): Add cond_stmt argument.
9307 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9308 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9311 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9313 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9314 read-rtl-function.o, and selftest-rtl.o.
9315 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9316 (selftest::aarch64_test_loading_full_dump): New function.
9317 (selftest::aarch64_run_selftests): New function.
9318 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9319 selftest::aarch64_run_selftests.
9320 * config/i386/i386.c
9321 (selftest::ix86_test_loading_dump_fragment_1): New function.
9322 (selftest::ix86_test_loading_call_insn): New function.
9323 (selftest::ix86_test_loading_full_dump): New function.
9324 (selftest::ix86_test_loading_unspec): New function.
9325 (selftest::ix86_run_selftests): Call the new functions.
9326 * emit-rtl.c (maybe_set_max_label_num): New function.
9327 * emit-rtl.h (maybe_set_max_label_num): New decl.
9328 * function.c (instantiate_decls): Guard call to
9329 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9330 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9332 * gensupport.c (gen_reader::gen_reader): Pass "false"
9333 for new "compact" param of rtx_reader.
9334 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9335 rather than an empty string for NULL strings.
9336 * read-md.c: Potentially include config.h rather than bconfig.h.
9337 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9338 (have_error): New global, copied from errors.c.
9339 (md_reader::read_name): Rename to...
9340 (md_reader::read_name_1): ...this, adding "out_loc" param,
9341 and converting "missing name or number" to returning false, rather
9343 (md_reader::read_name): Reimplement in terms of read_name_1.
9344 (md_reader::read_name_or_nil): New function.
9345 (md_reader::read_string): Handle "(nil)" by returning NULL.
9346 (md_reader::md_reader): Add new param "compact".
9347 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9348 (md_reader::read_file): New method.
9349 * read-md.h (md_reader::md_reader): Add new param "compact".
9350 (md_reader::read_file): New method.
9351 (md_reader::is_compact): New accessor.
9352 (md_reader::read_name): Convert return type from void to file_location.
9353 (md_reader::read_name_or_nil): New decl.
9354 (md_reader::read_name_1): New decl.
9355 (md_reader::m_compact): New field.
9356 (noop_reader::noop_reader): Pass "false" for new "compact" param
9358 (rtx_reader::rtx_reader): Add new "compact" param.
9359 (rtx_reader::read_rtx_operand): Make virtual and convert return
9360 type from void to rtx.
9361 (rtx_reader::read_until): New decl.
9362 (rtx_reader::handle_any_trailing_information): New virtual function.
9363 (rtx_reader::postprocess): New virtual function.
9364 (rtx_reader::finalize_string): New virtual function.
9365 (rtx_reader::m_in_call_function_usage): New field.
9366 (rtx_reader::m_reuse_rtx_by_id): New field.
9367 * read-rtl-function.c: New file.
9368 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9369 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9370 (selftest::verify_three_block_rtl_cfg): New decl.
9371 * read-rtl-function.h: New file.
9372 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9373 For host, include function.h, memmodel.h, and emit-rtl.h.
9374 (one_time_initialization): New function.
9375 (struct compact_insn_name): New struct.
9376 (compact_insn_names): New array.
9377 (find_code): Handle insn codes in compact dumps.
9378 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9379 (bind_subst_iter_and_attr): Likewise.
9380 (add_condition_to_string): Likewise.
9381 (add_condition_to_rtx): Likewise.
9382 (apply_attribute_uses): Likewise.
9383 (add_current_iterators): Likewise.
9384 (apply_iterators): Likewise.
9385 (initialize_iterators): Guard usage of apply_subst_iterator with
9386 #ifdef GENERATOR_FILE.
9387 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9388 (md_reader::read_mapping): Likewise.
9389 (add_define_attr_for_define_subst): Likewise.
9390 (add_define_subst_attr): Likewise.
9391 (read_subst_mapping): Likewise.
9392 (check_code_iterator): Likewise.
9393 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9395 (one_time_initialization): New function.
9396 (rtx_reader::read_until): New method.
9397 (read_flags): New function.
9398 (parse_reg_note_name): New function.
9399 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9400 Handle reuse_rtx ids.
9401 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9402 Add parsing support for RTL dumps, mirroring the special-cases in
9403 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9404 values, and calling handle_any_trailing_information.
9405 (rtx_reader::read_rtx_operand): Convert return type from void
9406 to rtx, returning return_rtx. Handle case 'e'. Call
9407 finalize_string on XSTR and XTMPL fields.
9408 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9409 "(nil)" values were omitted. Call the postprocess vfunc on the
9411 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9412 class ctor. Initialize m_in_call_function_usage. Call
9413 one_time_initialization.
9414 * rtl-tests.c (selftest::test_uncond_jump): Call
9415 set_new_first_and_last_insn.
9416 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9417 * selftest-rtl.c: New file.
9418 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9419 (selftest::get_insn_by_uid): New decl.
9420 * selftest-run-tests.c (selftest::run_tests): Call
9421 read_rtl_function_c_tests.
9422 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9423 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9426 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9428 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9429 operands in a special way. Assert that pos+len <= mode precision.
9431 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9433 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9434 3 argument Alias with unlimited for the negative form.
9435 (fno-vect-cost-model): Removed.
9437 2017-01-05 Martin Liska <mliska@suse.cz>
9439 * hsa-gen.c (gen_hsa_divmod): New function.
9440 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9442 2017-01-05 Martin Liska <mliska@suse.cz>
9445 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9448 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9450 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9451 small constant length operands.
9453 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9455 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9456 between loop iterations.
9458 2017-01-05 Martin Liska <mliska@suse.cz>
9461 * gimplify.c (gimplify_decl_expr): Compare to
9462 asan_poisoned_variables instread of checking flags.
9463 (gimplify_target_expr): Likewise.
9464 (gimplify_expr): Likewise.
9465 (gimplify_function_tree): Conditionally initialize
9466 asan_poisoned_variables.
9468 2017-01-04 Jeff Law <law@redhat.com>
9470 PR tree-optimizatin/78812
9471 * rtl.h (contains_mem_rtx_p): Prototype.
9472 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9473 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9474 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9475 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9476 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9478 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9480 * input.c (assert_char_at_range): Default-initialize actual_range.
9482 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9484 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9485 to match the caller.
9487 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9489 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9490 insns after final jump in test to emit dummy move.
9492 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9494 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9495 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9497 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9499 * multiple_target.c (create_dispatcher_calls): Init e_next.
9500 * tree-ssa-loop-split.c (split_loop): Init border.
9501 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9504 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9509 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9510 (altivec_register_operand): Do not return true if the operand
9511 contains a SUBREG mixing SImode and SFmode.
9512 (vsx_register_operand): Likewise.
9513 (vsx_reg_sfsubreg_ok): New predicate.
9514 (vfloat_operand): Do not return true if the operand contains a
9515 SUBREG mixing SImode and SFmode.
9516 (vint_operand): Likewise.
9517 (vlogical_operand): Likewise.
9518 (gpc_reg_operand): Likewise.
9519 (int_reg_operand): Likewise.
9520 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9521 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9522 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9524 (rs6000_emit_move_si_sf_subreg): New helper function.
9525 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9526 fixup SUBREGs involving SImode and SFmode.
9527 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9528 numbers for the new peephole2 optimization.
9529 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9530 the GLIBC math library that do AND/IOR/XOR operations on single
9531 precision floating point.
9532 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9533 target macros to say whether we need to avoid SUBREGs mixing
9535 (TARGET_ALLOW_SF_SUBREG): Likewise.
9536 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9537 (UNSPEC_SI_FROM_SF): Likewise.
9538 (iorxor): Change spacing.
9539 (and_ior_xor): New iterator for AND, IOR, and XOR.
9540 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9541 (movdi_from_sf_zero_ext): Likewise.
9542 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9543 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9544 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9545 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9546 (fms<mode>4): Likewise.
9547 (fnma<mode>4): Likewise.
9548 (fnms<mode>4): Likewise.
9549 (nfma<mode>4): Likewise.
9550 (nfms<mode>4): Likewise.
9552 2017-01-04 Marek Polacek <polacek@redhat.com>
9555 * doc/invoke.texi: Document -Wpointer-compare.
9557 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9559 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9562 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9563 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9566 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9569 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9570 documentation of the powerpc_popcntb_ok attribute.
9571 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9572 code to issue warning messages if a requested CPU configuration is
9573 not supported by the binary (assembler and loader) toolchain.
9574 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9575 made to define a built-in function that has been disabled.
9576 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9577 made to define a built-in function that has been disabled.
9578 (altivec_init_builtins): Add comment explaining why definition
9579 of the DST built-in functions is not preceded by an assertion
9580 check. Add assertions to prevent ICE if attempts are made to
9581 define an altivec predicate or an abs* built-in function that has
9583 (htm_init_builtins): Add comment explaining why definition of the
9584 htm built-in functions is not preceded by an assertion check.
9586 2017-01-04 Jeff Law <law@redhat.com>
9588 PR tree-optimizatin/67955
9589 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9590 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9591 the points-to solution does not include pt_null. Use DECL_PT_UID
9594 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9596 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9597 Use gen_int_mode instead of gen_lopwart for const_int operands.
9599 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9601 PR tree-optimization/71563
9602 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9603 out of range value - has low bits known to be zero.
9605 2017-01-04 Alan Modra <amodra@gmail.com>
9607 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9608 * configure: Regenerate.
9609 * config.in: Regenerate.
9611 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9614 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9615 a substring of the message, but strcmp with the whole message. Ifdef
9616 ENABLE_NLS, translate the message first using dgettext.
9618 2017-01-03 Jeff Law <law@redhat.com>
9620 PR tree-optimizatin/78856
9621 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9622 (mark_threaded_blocks): Remove code to truncate thread paths that
9623 cross multiple loop headers. Instead invalidate the cached loop
9624 iteration information and handle case of a thread path walking
9625 into an irreducible region.
9627 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9630 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9631 assertions. Add support for doing the signbit if the IEEE 128-bit
9632 floating point value is in a GPR.
9633 * config/rs6000/rs6000.md (Fsignbit): Delete.
9634 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9635 Update the length attribute if the value is in a GPR.
9636 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9637 the sign or zero extension instruction, since the value is always 0/1.
9638 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9641 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9642 extracting SImode to a GPR register so that we can generate a
9643 store, limit the vector to be in a traditional Altivec register
9644 for the vextuwrx instruction.
9646 2017-01-03 Ian Lance Taylor <iant@google.com>
9648 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9650 2017-01-03 Martin Sebor <msebor@redhat.com>
9652 PR tree-optimization/78696
9653 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9654 precision. Use MPFR for %f for greater fidelity. Correct handling
9656 (pass_sprintf_length::compute_format_length): Set width and precision
9657 specified by asrerisk to void_node for vararg functions.
9658 (try_substitute_return_value): Adjust dump output.
9660 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9662 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9664 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9666 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9667 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9668 -mlra/-mno-lra was passed to the compiler.
9670 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9672 PR rtl-optimization/65618
9673 * emit-rtl.c (try_split): Move initialization of "before" and
9674 "after" to just before the call to emit_insn_after_setloc.
9676 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9678 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9680 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9682 * dwarf2out.c (gen_enumeration_type_die): When
9683 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9685 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9687 PR tree-optimization/78965
9688 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9689 Change first argument from const call_info & to call_info &. For %n
9690 set info.nowrite to false.
9693 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9694 possibly throwing calls.
9696 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9697 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9698 and fns handling, rather than in a separate case SSA_NAME.
9700 2017-01-02 Jeff Law <law@redhat.com>
9702 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9703 fixes for first_period and second_period variables.
9705 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9708 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9709 (*insvqi_1): New insn pattern.
9710 (*insvqi_1_mem_rex64): Ditto.
9712 (*insvqi_3): Rename from *insvqi.
9714 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9716 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9718 * doc/cfg.texi (Edges): Remove reference to Java.
9719 (Maintaining the CFG): Ditto.
9721 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9724 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9725 transparent aliases.
9727 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9730 * predict.def (PRED_CALL): Update hitrate.
9731 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9732 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9733 into direct/indirect/polymorphic variants.
9735 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9737 Update copyright years.
9739 * gcc.c (process_command): Update copyright notice dates.
9740 * gcov-dump.c (print_version): Ditto.
9741 * gcov.c (print_version): Ditto.
9742 * gcov-tool.c (print_version): Ditto.
9743 * gengtype.c (create_file): Ditto.
9744 * doc/cpp.texi: Bump @copying's copyright year.
9745 * doc/cppinternals.texi: Ditto.
9746 * doc/gcc.texi: Ditto.
9747 * doc/gccint.texi: Ditto.
9748 * doc/gcov.texi: Ditto.
9749 * doc/install.texi: Ditto.
9750 * doc/invoke.texi: Ditto.
9752 Copyright (C) 2017 Free Software Foundation, Inc.
9754 Copying and distribution of this file, with or without modification,
9755 are permitted in any medium without royalty provided the copyright
9756 notice and this notice are preserved.