| blob | fbb90a70f856b8292932f40698e6393f66e4b387 |
1 2017-05-04 Martin Sebor <msebor@redhat.com>
3 * builtins.c: Fix a trivial typo in a comment.
5 PR middle-end/79234
6 * builtins.c (check_sizes): Adjust to handle reading past the end.
7 Avoid printing excessive upper bound of ranges. Use %E to print
8 tree nodes instead of converting them to %wu.
9 (expand_builtin_memchr): New function.
10 (compute_dest_size): Rename...
11 (compute_objsize): ...to this.
12 (expand_builtin_memcpy): Adjust.
13 (expand_builtin_mempcpy): Adjust.
14 (expand_builtin_strcat): Adjust.
15 (expand_builtin_strcpy): Adjust.
16 (check_strncat_sizes): Adjust.
17 (expand_builtin_strncat): Adjust.
18 (expand_builtin_strncpy): Adjust and simplify.
19 (expand_builtin_memset): Adjust.
20 (expand_builtin_bzero): Adjust.
21 (expand_builtin_memcmp): Adjust.
22 (expand_builtin): Handle memcmp.
23 (maybe_emit_chk_warning): Check strncat just once.
25 2017-05-04 Martin Sebor <msebor@redhat.com>
27 PR preprocessor/79214
28 PR middle-end/79222
29 PR middle-end/79223
30 * builtins.c (check_sizes): Add inlining context and issue
31 warnings even when -Wno-system-headers is set.
32 (check_strncat_sizes): Same.
33 (expand_builtin_strncat): Same.
34 (expand_builtin_memmove): New function.
35 (expand_builtin_stpncpy): Same.
36 (expand_builtin): Handle memmove and stpncpy.
38 2017-05-04 Bin Cheng <bin.cheng@arm.com>
40 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
41 which is not used any more.
43 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
45 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
47 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
49 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
50 (cortexa53_tunings): Likewise.
51 (cortexa57_tunings): Likewise.
52 (cortexa72_tunings): Likewise.
53 (cortexa73_tunings): Likewise.
55 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
57 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
58 Set loop alignment to 8.
60 2017-05-04 Martin Sebor <msebor@redhat.com>
62 PR translation/80280
63 * builtins.c (expand_builtin_object_size): Add missing quoting to
64 %D and like directives.
65 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
66 (hsa_type_for_tree_type): Same.
67 (verify_function_arguments): Same.
68 * symtab.c (symbol_table::change_decl_assembler_name): Same.
69 * varasm.c (get_section): Same.
70 (mark_weak): Same.
72 2017-05-04 Martin Sebor <msebor@redhat.com>
74 PR translation/80280
75 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
77 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
79 * config/aarch64/aarch64.c (generic_addrcost_table):
80 Change HI/TI mode setting.
82 2017-05-04 Martin Jambor <mjambor@suse.cz>
84 PR tree-optimization/80622
85 * tree-sra.c (comes_initialized_p): New function.
86 (build_accesses_from_assign): Only set write lazily when
87 comes_initialized_p is false.
88 (analyze_access_subtree): Use comes_initialized_p.
89 (propagate_subaccesses_across_link): Assert !comes_initialized_p
90 instead of testing for PARM_DECL.
92 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
94 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
95 constraint on operand 0 to allow more general addressing modes.
96 Adjust output template.
97 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
98 New function.
99 * config/aarch64/aarch64-protos.h
100 (aarch64_address_valid_for_prefetch_p): Declare prototype.
101 * config/aarch64/constraints.md (Dp): New address constraint.
102 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
103 predicate.
105 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
107 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
108 update use of estimate_ipcp_clone_size_and_time.
109 (estimate_local_effects): Update use of
110 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
111 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
112 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
113 Return nonspecialized time.
115 2017-05-04 Richard Biener <rguenther@suse.de>
117 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
118 for the last VUSE which def dominates the PHI. Directly call
119 maybe_skip_until.
120 (get_continuation_for_phi_1): Remove.
122 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
124 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
125 to explain the use of truncating division. Cap the number of
126 iterations to the maximum given by nb_iterations_upper_bound,
127 if defined.
129 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
131 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
132 * configure: Regenerate.
133 * config.in: Regenerate.
134 * config/i386/driver-mingw32.c: new file.
135 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
136 * config.host: Link driver-mingw32.o on MinGW host.
137 * doc/install.texi: Document new --enable-mingw-wildcard configure
138 option.
140 2017-05-04 Marek Polacek <polacek@redhat.com>
142 PR tree-optimization/80612
143 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
145 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
146 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
148 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
149 (movt splitter): Likewise.
150 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
151 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
152 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
153 block for Thumb-1 with MOVT.
154 (thumb2_legitimate_address_p): Move code block ...
155 (can_avoid_literal_pool_for_label_p): ... into this new function.
156 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
157 literal pool.
158 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
159 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
160 "M-profile targets with the MOVT instruction".
162 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
164 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
165 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
166 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
168 2017-05-04 Martin Liska <mliska@suse.cz>
170 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
171 variable cond_code.
173 2017-05-04 Richard Biener <rguenther@suse.de>
175 * tree.c (array_at_struct_end_p): Handle arrays at struct
176 end with flexarrays more conservatively. Refactor and treat
177 arrays of arrays or aggregates more strict. Fix
178 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
179 * tree.c (array_at_struct_end_p): Adjust prototype.
180 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
181 * gimple-fold.c (get_range_strlen): Likewise.
182 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
184 2017-05-04 Richard Biener <rguenther@suse.de>
186 PR tree-optimization/31130
187 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
188 false.
189 (supports_overflow_infinity): Likewise.
190 (is_negative_overflow_infinity): Likewise.
191 (is_positive_overflow_infinity): Likewise.
192 (is_overflow_infinity): Likewise.
193 (stmt_overflow_infinity): Likewise.
194 (overflow_infinity_range_p): Likewise.
195 (usable_range_p): Remove as always returning true.
196 (make_overflow_infinity): Remove.
197 (negative_overflow_infinity): Likewise.
198 (positive_overflow_infinity): Likewise.
199 (avoid_overflow_infinity): Likewise.
200 (set_value_range): Adjust accordingly.
201 (set_value_range_to_nonnegative): Likewise, remove now unused
202 overflow_infinity arg.
203 (vrp_operand_equal_p): Adjust.
204 (update_value_range): Likewise.
205 (range_int_cst_singleton_p): Likewise.
206 (operand_less_p): Likewise.
207 (compare_values_warnv): Likewise.
208 (extract_range_for_var_from_comparison_expr): Likewise.
209 (vrp_int_const_binop): Likewise.
210 (zero_nonzero_bits_from_vr): Likewise.
211 (extract_range_from_multiplicative_op_1): Likewise.
212 (extract_range_from_binary_expr_1): Likewise.
213 (extract_range_from_unary_expr): Likewise.
214 (extract_range_from_comparison): Likewise.
215 (extract_range_basic): Likewise.
216 (adjust_range_with_scev): Likewise.
217 (compare_ranges): Likewise.
218 (compare_range_with_value): Likewise.
219 (dump_value_range): Likewise.
220 (test_for_singularity): Likewise, remove strict_overflow_p parameter
221 never used.
222 (simplify_cond_using_ranges): Adjust.
224 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
226 * brig-builtins.def: Added a builtin for class_f64.
227 * builtin-types.def: Added a builtin type needed by class_f64.
229 2017-05-03 Jason Merrill <jason@redhat.com>
231 * timevar.def: Add TV_CONSTEXPR.
233 2017-05-03 David Malcolm <dmalcolm@redhat.com>
235 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
237 2017-05-03 Martin Jambor <mjambor@suse.cz>
239 * ipa-prop.c (ipa_update_after_lto_read): Removed.
240 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
241 * ipa-cp.c (ipcp_propagate_stage): Do not call
242 ipa_update_after_lto_read.
243 * ipa-inline.c (ipa_inline): Likewise.
245 2017-05-03 Martin Jambor <mjambor@suse.cz>
247 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
248 tag. Added a default constructor and a destructor.
249 (ipa_edge_args_sum_t): New class;
250 (ipa_edge_args_sum): Declare.
251 (ipa_edge_args_vector): Remove declaration.
252 (IPA_EDGE_REF): Use ipa_edge_args_sum.
253 (ipa_free_edge_args_substructures): Remove declaration.
254 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
255 (ipa_edge_args_info_available_for_edge_p): Likewise.
256 * ipa-prop.c (ipa_edge_args_vector): Removed.
257 (edge_removal_hook_holder): Likewise.
258 (edge_duplication_hook_holder): Likewise.
259 (ipa_edge_args_sum): New variable.
260 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
261 ipa_edge_args_vector.
262 (ipa_free_edge_args_substructures): Likewise.
263 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
264 ipa_edge_args_vector.
265 (ipa_edge_removal_hook): Turned into method
266 ipa_edge_args_sum_t::remove.
267 (ipa_edge_duplication_hook): Turned into method
268 ipa_edge_args_sum_t::duplicate.
269 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
270 registering edge hooks.
271 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
272 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
273 ipa_edge_args_sum instead of ipa_edge_args_vector.
274 * ipa-profile.c (ipa_profile): Likewise.
276 2017-05-03 Martin Jambor <mjambor@suse.cz>
278 * symbol-summary.h (function_summary): New method exists.
279 (function_summary::symtab_removal): Deallocate through release.
280 (call_summary): New class.
281 (gt_ggc_mx): New overload.
282 (gt_pch_nx): Likewise.
283 (gt_pch_nx): Likewise.
285 2017-05-03 Jeff Law <law@redhat.com>
287 PR tree-optimization/78496
288 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
289 from simplify_cond_using_ranges. Split off code to walk
290 backwards through casts into ...
291 (simplify_cond_using_ranges_2): New function.
292 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
293 (execute_vrp): After identifying jump threads, call
294 simplify_cond_using_ranges_2.
296 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
298 PR bootstrap/80609
299 * ipa-inline.h (inline_summary): Add ctor.
300 (create_ggc): Do not use ggc_cleared_alloc.
302 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
303 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
305 * gcc.c (handle_braces): Support escaping in switch matching
306 text.
307 * doc/invoke.texi (Spec Files): Document it.
308 Remove superfluous @code markup in items.
310 2017-05-03 David Malcolm <dmalcolm@redhat.com>
312 * diagnostic-show-locus.c (struct column_range): New struct.
313 (get_affected_columns): New function.
314 (get_printed_columns): New function.
315 (struct correction): New struct.
316 (correction::ensure_capacity): New function.
317 (correction::ensure_terminated): New function.
318 (struct line_corrections): New struct.
319 (line_corrections::~line_corrections): New dtor.
320 (line_corrections::add_hint): New function.
321 (layout::print_trailing_fixits): Reimplement in terms of the new
322 classes.
323 (selftest::test_overlapped_fixit_printing): New function.
324 (selftest::diagnostic_show_locus_c_tests): Call it.
326 2017-05-03 Nathan Sidwell <nathan@acm.org>
328 Canonicalize canonical type hashing
329 * tree.h (type_hash_canon_hash): Declare.
330 * tree.c (type_hash_list, attribute_hash_list): Move into
331 type_hash_canon_hash.
332 (build_type_attribute_qual_variant): Break out hash code calc into
333 type_hash_canon_hash.
334 (type_hash_canon_hash): New. Generic type hash computation.
335 (build_range_type_1, build_array_type_1, build_function_type,
336 build_method_type_directly, build_offset_type, build_complex_type,
337 make_vector_type): Call it.
339 2017-05-03 Richard Biener <rguenther@suse.de>
341 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
342 When all DRs have unknown misaligned do not always peel
343 when there is a store but apply the same costing model as if
344 there were only loads.
346 2017-05-03 Richard Biener <rguenther@suse.de>
348 Revert
349 PR tree-optimization/80492
350 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
351 compare_base_decls returning dont-know properly.
353 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
355 * config/arm/iterators.md (CCSI): New mode iterator.
356 (arch): New mode attribute.
357 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
358 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
359 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
360 code iterator for success result mode.
361 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
362 the corresponding new insn generators.
364 2017-05-03 Bin Cheng <bin.cheng@arm.com>
366 Revert r247509
367 2017-05-02 Bin Cheng <bin.cheng@arm.com>
368 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
370 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
372 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
373 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
374 (DDR_A): Wrap DDR argument in brackets.
375 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
376 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
377 (DDR_REVERSED_P): Likewise.
379 2017-05-03 Jakub Jelinek <jakub@redhat.com>
381 PR tree-optimization/79472
382 * tree-switch-conversion.c (struct switch_conv_info): Add
383 contiguous_range and default_case_nonstandard fields.
384 (collect_switch_conv_info): Compute contiguous_range and
385 default_case_nonstandard fields, don't clear final_bb if
386 contiguous_range and only the default case doesn't have the required
387 structure.
388 (check_all_empty_except_final): Set default_case_nonstandard instead
389 of failing if contiguous_range and the default case doesn't have empty
390 block.
391 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
392 and only the default case doesn't have the required constants. Skip
393 virtual phis.
394 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
395 if default_case_nonstandard.
396 (build_constructors): Build constant 1 just once. Assert that default
397 values aren't inserted in between cases if contiguous_range. Skip
398 virtual phis.
399 (build_arrays): Skip virtual phis.
400 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
401 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
402 Handle virtual phis.
403 (gen_inbound_check): Handle default_case_nonstandard case.
404 (process_switch): Adjust check_final_bb caller. Call
405 gather_default_values with the first non-default case instead of
406 default case if default_case_nonstandard.
408 2017-05-02 Nathan Sidwell <nathan@acm.org>
410 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
411 check. Fix formatting.
413 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
415 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
416 errors when comparing specialized and unspecialized times.
418 2017-05-02 David Malcolm <dmalcolm@redhat.com>
420 * diagnostic-show-locus.c
421 (layout::should_print_annotation_line_p): Make private.
422 (layout::print_annotation_line): Make private.
423 (layout::annotation_line_showed_range_p): Make private.
424 (layout::show_ruler): Make private.
425 (layout::print_source_line): Make private. Pass in line and
426 line_width, rather than calling location_get_source_line. Drop
427 returned value.
428 (layout::print_leading_fixits): New method.
429 (layout::print_any_fixits): Rename to...
430 (layout::print_trailing_fixits): ...this, and make private.
431 Don't print newline fixits.
432 (diagnostic_show_locus): Move logic for printing one row into...
433 (layout::print_line): ...this new function. Move the
434 location_get_source_line call and error-handling from
435 print_source_line to here. Call print_leading_fixits, and rename
436 print_any_fixits to print_trailing_fixits.
437 (selftest::test_fixit_insert_containing_newline): Update now that
438 newlines are partially supported.
439 (selftest::test_fixit_insert_containing_newline_2): New test.
440 (selftest::test_fixit_replace_containing_newline): Update comments.
441 (selftest::diagnostic_show_locus_c_tests): Call the new test.
442 * edit-context.c (class added_line): New class.
443 (class edited_line): Describe newline handling in comment.
444 (edited_line::actually_edited_p): New method.
445 (edited_line::print_content): Delete redundant decl.
446 (edited_line::m_predecessors): New field.
447 (edited_file::print_content): Call edited_line::print_content.
448 (edited_file::print_diff): Update to support newlines.
449 (edited_file::print_diff_hunk): Likewise.
450 (edited_file::print_run_of_changed_lines): New function.
451 (edited_file::print_diff_line): Convert to...
452 (print_diff_line): ...this.
453 (edited_file::get_effective_line_count): New function.
454 (edited_line::edited_line): Initialize new field m_predecessors.
455 (edited_line::~edited_line): Clean up m_predecessors.
456 (edited_line::apply_fixit): Handle newlines.
457 (edited_line::get_effective_line_count): New function.
458 (edited_line::print_content): New function.
459 (edited_line::print_diff_lines): New function.
460 (selftest::test_applying_fixits_insert_containing_newline): New
461 test.
462 (selftest::test_applying_fixits_replace_containing_newline): New
463 test.
464 (selftest::insert_line): New function.
465 (selftest::test_applying_fixits_multiple_lines): Add example of
466 inserting a line.
467 (selftest::edit_context_c_tests): Call the new tests.
469 2017-05-02 Bin Cheng <bin.cheng@arm.com>
471 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
472 parameter cand. Update dump information.
473 (get_computation_cost): Update uses.
475 2017-05-02 Bin Cheng <bin.cheng@arm.com>
477 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
478 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
479 (get_computation_at, rewrite_use_address): Update use of
480 get_computation_aff.
482 2017-05-02 Bin Cheng <bin.cheng@arm.com>
484 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
485 (get_computation): Delete.
486 (get_computation_cost): Implement like get_computation_cost_at.
487 Use get_computation_at.
488 (get_computation_cost_at): Delete.
489 (rewrite_use_nonlinear_expr): Use get_computation_at.
490 (rewrite_use_compare, remove_unused_ivs): Ditto.
492 2017-05-02 Bin Cheng <bin.cheng@arm.com>
494 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
496 2017-05-02 Bin Cheng <bin.cheng@arm.com>
498 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
499 (ivopts_global_cost_for_size): Rename parameter and update uses.
500 (iv_ca_recount_cost): Update uses.
501 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
502 candidates seperately in n_invs and n_cands.
503 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
505 2017-05-02 Bin Cheng <bin.cheng@arm.com>
507 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
508 (find_inv_vars_cb): New.
509 (find_depends): Renamed to ...
510 (find_inv_vars): ... this.
511 (add_candidate_1, force_var_cost): Call find_inv_vars.
512 (split_address_cost, determine_group_iv_cost_cond): Ditto.
514 2017-05-02 Bin Cheng <bin.cheng@arm.com>
516 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
517 inv_vars. Add inv_exprs.
518 (struct iv_cand): Rename depends_on to inv_vars.
519 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
520 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
521 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
522 (dump_cand): Dump inv_vars.
523 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
524 (record_invariant, find_depends, add_candidate_1): Ditto.
525 (set_group_iv_cost, force_var_cost): Ditto.
526 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
527 (get_computation_cost_at, get_computation_cost): Ditto.
528 (determine_group_iv_cost_generic): Ditto.
529 (determine_group_iv_cost_address): Ditto.
530 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
531 (determine_group_iv_costs): Ditto.
532 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
533 (iv_ca_set_remove_invariants): Renamed to ...
534 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
535 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
536 (iv_ca_set_add_invariants): Renamed to ...
537 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
538 (iv_ca_set_cp): Use iv_ca_set_add_invs.
539 (iv_ca_has_deps): Support inv_vars and inv_exprs.
540 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
541 (create_new_ivs): Remove useless dump.
543 2017-05-02 Bin Cheng <bin.cheng@arm.com>
545 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
546 iv_cand code.
547 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
548 (iv_ca_set_no_cp, create_new_iv): Ditto.
550 2017-05-02 Bin Cheng <bin.cheng@arm.com>
552 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
554 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
556 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
557 function tree_check2.
559 2017-05-02 Martin Liska <mliska@suse.cz>
561 * doc/gcov.texi: Add missing preposition.
562 * gcov.c (function_info::function_info): Properly fill up
563 all member variables.
565 2017-05-02 Tamar Christina <tamar.christina@arm.com>
567 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
569 2017-05-02 Tamar Christina <tamar.christina@arm.com>
571 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
573 2017-05-02 Martin Liska <mliska@suse.cz>
575 PR lto/77954.
576 * lto-streamer-in.c (lto_read_tree_1): Remove
577 LTO_STREAMER_DEBUG.
578 * lto-streamer.c (struct tree_hash_entry): Likewise.
579 (struct tree_entry_hasher): Likewise.
580 (tree_entry_hasher::hash): Likewise.
581 (tree_entry_hasher::equal): Likewise.
582 (lto_streamer_init): Likewise.
583 (lto_orig_address_map): Likewise.
584 (lto_orig_address_get): Likewise.
585 (lto_orig_address_remove): Likewise.
586 * lto-streamer.h: Likewise.
587 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
588 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
590 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
592 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
593 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
594 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
595 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
596 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
597 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
598 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
599 (mm_maskz_sub_ss): New intrinsics.
600 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
601 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
602 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
603 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
604 (__builtin_ia32_subss_mask_round): New builtins.
605 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
606 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
607 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
608 Renamed to ...
609 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
610 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
611 Changed to ...
612 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
613 ... this.
615 2017-05-02 Martin Jambor <mjambor@suse.cz>
617 PR tree-optimization/78687
618 * tree-sra.c (access): New field parent.
619 (process_subtree_disqualification): New function.
620 (disqualify_candidate): Call it.
621 (build_accesses_from_assign): Reset write flag if creating an
622 assighnment link.
623 (build_access_subtree): Fill in parent field and also prpagate
624 down grp_write flag.
625 (create_artificial_child_access): New parameter set_grp_write, set
626 grp_write to its value.
627 (propagate_subaccesses_across_link): Also propagate grp_write flag
628 values.
629 (propagate_all_subaccesses): Push the closest parent back to work
630 queue if add_access_to_work_queue returned true.
632 2017-05-02 Richard Biener <rguenther@suse.de>
634 * common.opt (fstrict-overflow): Alias negative to fwrapv.
635 * doc/invoke.texi (fstrict-overflow): Remove all traces of
636 -fstrict-overflow documentation.
637 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
638 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
639 flag_strict_overflow.
640 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
641 * lto-opts.c (lto_write_options): Do not stream it.
642 * lto-wrapper.c (merge_and_complain): Do not handle it.
643 * opts.c (default_options_table): Do not set -fstrict-overflow.
644 (finish_options): Likewise do not clear it when sanitizing.
645 * simplify-rtx.c (simplify_const_relational_operation): Do not
646 test flag_strict_overflow.
648 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
650 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
651 using enabled attribute.
652 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
653 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
654 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
655 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
656 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
657 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
658 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
659 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
660 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
661 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
663 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
667 2017-05-02 Richard Biener <rguenther@suse.de>
669 PR tree-optimization/80591
670 Revert
671 2017-04-10 Richard Biener <rguenther@suse.de>
673 * tree-ssa-structalias.c (find_func_aliases): Properly handle
674 asm inputs.
676 2017-05-02 Richard Biener <rguenther@suse.de>
678 PR tree-optimization/80549
679 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
680 (cleanup_tree_cfg_noloop): Create forwarders to known loop
681 headers if they do not have a preheader.
683 2017-05-02 Martin Liska <mliska@suse.cz>
685 PR other/80589
686 * common.opt: Fix typo.
687 * doc/invoke.texi: Likewise.
689 2017-05-01 Jan Beulich <jbeulich@suse.com>
691 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
692 swapping, add (x,x,m,x,n) alternative.
694 2017-05-01 Nathan Sidwell <nathan@acm.org>
696 * calls.c (combine_pending_stack_adjustment_and_call): Remove
697 unnecessary unadjusted_alignment check.
699 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
701 PR c++/80038
702 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
703 operations here.
704 * gimplify.c (gimplify_cilk_detach): New function.
705 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
706 * tree-core.h: Document EXPR_CILK_SPAWN.
707 * tree.h (EXPR_CILK_SPAWN): Define.
709 2017-05-01 David Malcolm <dmalcolm@redhat.com>
711 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
712 to use new fixit_hint representation, using the "replace" logic.
713 (get_line_span_for_fixit_hint): Likewise.
714 (layout::print_any_fixits): Likewise.
715 (selftest::test_one_liner_many_fixits): Rename to...
716 (selftest::test_one_liner_many_fixits_1): ...this, and update
717 comment and expected output to reflect that the multiple fix-it
718 hints are now consolidated into one insertion.
719 (selftest::test_one_liner_many_fixits_2): New test.
720 (selftest::test_diagnostic_show_locus_one_liner): Update for
721 above.
722 (selftest::test_fixit_consolidation): Update for fix-it API
723 change.
724 * diagnostic.c (print_parseable_fixits): Likewise.
725 * edit-context.c (edited_line::m_line_events): Convert from
726 auto_vec <line_event *> to auto_vec <line_event>.
727 (class line_event): Convert from abstract base class to a concrete
728 class, taking over the role of replace_event.
729 (class insert_event): Delete.
730 (class replace_event): Rename to class line_event. Convert to
731 half-open range.
732 (edit_context::add_fixits): Reimplement.
733 (edit_context::apply_insert): Delete.
734 (edit_context::apply_replace): Rename to...
735 (edit_context::apply_fixit): ...this. Convert to half-open range.
736 (edited_file::apply_insert): Delete.
737 (edited_file::apply_replace): Rename to...
738 (edited_file::apply_fixit): ...this.
739 (edited_line::~edited_line): Drop deletion of events.
740 (edited_line::apply_insert): Delete.
741 (edited_line::apply_replace): Rename to...
742 (edited_line::apply_fixit): ...this. Convert to half-open range.
743 Update for change to type of m_line_events.
744 * edit-context.h (edit_context::apply_insert): Delete.
745 (edit_context::apply_replace): Rename to...
746 (edit_context::apply_fixit): ...this.
748 2017-05-01 Martin Sebor <msebor@redhat.com>
750 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
751 known.
753 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
755 PR target/68491
756 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
757 __get_cpuid_max returns 0.
758 (__get_cpuid_count): Ditto.
760 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
762 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
763 replacement expression is another instance of one of its arguments.
765 2017-05-01 Jakub Jelinek <jakub@redhat.com>
767 PR target/79430
768 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
769 check for stack push/pop autoinc.
770 * config/i386/i386.c (ix86_agi_dependent): Return false
771 if the only reason why modified_in_p returned true is that
772 addr is SP based and set_insn is a push or pop.
774 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
776 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
777 overflow check.
779 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
781 PR ipa/79224
782 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
783 (account_size_time): Use two predicates - exec_pred and
784 nonconst_pred_ptr.
785 (evaluate_conditions_for_known_args): Compute both clause and
786 nonspec_clause.
787 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
788 (inline_summary_t::duplicate): Update.
789 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
790 separately.
791 (compute_inline_parameters): Likewise.
792 (estimate_edge_size_and_time): Update caluclation of time.
793 (estimate_node_size_and_time): Compute both time and nonspecialized
794 time.
795 (estimate_ipcp_clone_size_and_time): Update.
796 (inline_merge_summary): Update.
797 (do_estimate_edge_time): Update.
798 (do_estimate_edge_size): Update.
799 (do_estimate_edge_hints): Update.
800 (inline_read_section, inline_write_summary): Stream both new predicates.
801 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
802 as argument.
803 (compute_inlined_call_time): Cleanup.
804 (big_speedup_p): Update.
805 (edge_badness): Update.
806 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
807 (size_time_entry): Replace predicate by exec_predicate and
808 nonconst_predicate.
809 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
810 (estimate_edge_time): Return also nonspec_time.
811 (reset_edge_growth_cache): Update.
813 2017-04-29 Jakub Jelinek <jakub@redhat.com>
815 PR rtl-optimization/80491
816 * ifcvt.c (noce_process_if_block): When looking for x setter
817 with missing else_bb, don't check only the insn right before
818 cond_earliest, but look for the last insn that x is modified in
819 within the same bb.
821 PR rtl-optimization/80491
822 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
824 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
826 PR tree-optimization/80487
827 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
829 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
831 PR tree-optimization/79697
832 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
833 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
834 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
835 BUILT_IN_STRNDUP.
836 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
837 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
839 2017-04-28 Martin Sebor <msebor@redhat.com>
841 PR tree-optimization/80523
842 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
843 (init_target_to_host_charmap, target_to_host, target_strtol10): New
844 functions.
845 (maybe_warn, format_directive, parse_directive): Use new functions.
846 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
848 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
850 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
852 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
854 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
855 target_header_dir): Set correctly.
856 * configure: Regenerated.
857 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
858 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
859 instead of SYSTEM_HEADER_DIR.
861 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
863 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
864 (estimate_local_effects): Likewise.
865 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
866 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
867 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
868 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
869 do_estimate_edge_time, estimate_edge_time): Likewise.
870 * ipa-inline-analysis.c (estimate_node_size_and_time,
871 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
872 (estimate_time_after_inlining): Remove.
874 2017-04-28 Martin Liska <mliska@suse.cz>
876 * doc/gcov.texi: Enhance documentation of gcov.
878 2017-04-28 Martin Liska <mliska@suse.cz>
880 * doc/gcov.texi: Sort options in alphabetic order.
881 * doc/gcov-dump.texi: Likewise.
882 * doc/gcov-tool.texi: Likewise.
883 * gcov.c (print_usage): Likewise.
884 * gcov-dump.c (print_usage): Likewise.
885 * gcov-tool.c (print_merge_usage_message): Likewise.
886 (print_rewrite_usage_message): Likewise.
887 (print_overlap_usage_message): Likewise.
889 2017-04-28 Martin Liska <mliska@suse.cz>
891 PR gcov-profile/53915
892 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
894 2017-04-28 Martin Liska <mliska@suse.cz>
896 PR gcov-profile/79891
897 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
898 is marked by compiler as living on a line.
899 (get_cycles_count): Remove usage of the union.
900 (output_intermediate_file): Likewise.
901 (find_source): Fix GNU coding style.
902 (accumulate_line_counts): Remove old non-all block mode.
903 (output_lines): Remove usage of the union.
904 * profile.c (output_location): Include all BBs, even if
905 belonging to a same line (and file) as a previous BB.
907 2017-04-28 Martin Liska <mliska@suse.cz>
909 * gcov.c (process_args): Handle new argument 'w'.
910 (read_graph_file): Assign ID to BBs.
911 (output_branch_count): Display BB # if verbose flag is set.
912 (output_lines): Likewise for arcs.
913 (print_usage): Add '--verbose' option help.
914 * doc/gcov.texi: Document --verbose (-w) option.
916 2017-04-28 Martin Liska <mliska@suse.cz>
918 * gcov.c (struct block_location_info): New struct.
919 (process_file): Fill up the new structure.
920 (read_graph_file): Replace usage of encoding by the newly added
921 struct.
922 (add_line_counts): Likewise.
923 (accumulate_line_counts): Remove usage of the union.
924 (function_info::function_info): New function.
925 (function_info::~function_info): Likewise.
926 (process_file): Call delete instead of release_function.
927 (release_function): Release the function.
928 (release_structures): Call delete instead of release_function.
929 (solve_flow_graph): Replace usage of num_blocks.
930 (find_exception_blocks): Likewise.
931 (output_lines): Fix GNU coding style.
933 2017-04-28 Martin Liska <mliska@suse.cz>
935 PR driver/56469
936 * coverage.c (coverage_remove_note_file): New function.
937 * coverage.h: Declare the function.
938 * toplev.c (finalize): Clean if an error has been seen.
940 2017-04-28 Martin Liska <mliska@suse.cz>
942 PR gcov-profile/80031
943 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
944 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
945 * gcov.c (read_graph_file): Read just number of blocks.
946 * profile.c (branch_prob): Do not stream 0 flags per a basic
947 block.
949 2017-04-28 Martin Liska <mliska@suse.cz>
951 * gcov-dump.c (tag_*): Add new argument to declarations.
952 (dump_gcov_file): Likewise.
953 (tag_blocks): Add and use new argument depth.
954 (tag_arcs): Likewise.
955 (tag_lines): Likewise.
956 (tag_counters): Likewise.
957 (tag_summary): Likewise.
958 (dump_working_sets): Use depth to do a proper indentation.
960 2017-04-28 Jakub Jelinek <jakub@redhat.com>
962 PR bootstrap/80531
963 * cgraph.h (symtab_node::debug_symtab): No longer inline.
964 * symtab.c (symtab_node::debug_symtab): Move definition here.
966 2017-04-28 Richard Biener <rguenther@suse.de>
968 * lto-streamer.h (LTO_major_version): Bump to 7.
970 2017-04-28 Richard Biener <rguenther@suse.de>
972 * tree-vrp.c (assert_info): New struct.
973 (add_assert_info): New helper.
974 (register_edge_assert_for_2): Refactor to add asserts to a vector
975 of assert_info.
976 (register_edge_assert_for_1): Likewise.
977 (register_edge_assert_for): Likewise.
978 (finish_register_edge_assert_for): New helper actually registering
979 asserts where live on edge.
980 (find_conditional_asserts): Adjust.
981 (find_switch_asserts): Likewise.
982 (evrp_dom_walker::try_find_new_range): Generalize.
983 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
985 2017-04-27 Marek Polacek <polacek@redhat.com>
987 PR sanitizer/80349
988 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
989 arg10 and arg11 to itype.
991 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
993 * doc/extend.texi (Object Size Checking): Improve grammar.
995 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
997 PR target/80530
998 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
999 that the logic for permitting reciprocal estimates matches that
1000 in use_rsqrt_p.
1002 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1004 PR c++/80534
1005 * tree.c (type_cache_hasher::equal): Only compare
1006 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1007 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1008 non-aggregate element types.
1009 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1010 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1012 2017-04-27 Richard Biener <rguenther@suse.de>
1014 PR middle-end/80533
1015 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1016 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1017 keeping a reference to a trailing array.
1019 2017-04-27 Richard Biener <rguenther@suse.de>
1021 PR middle-end/80539
1022 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1023 being in loop-closed SSA form conservatively.
1024 (chrec_fold_multiply_poly_poly): Likewise.
1026 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1028 PR middle-end/79665
1029 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1030 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1032 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1034 PR target/77728
1035 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1036 (aarch64_function_arg_alignment): Return unsigned int again, but still
1037 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1038 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1039 Don't emit -Wpsabi note.
1040 (aarch64_function_arg_boundary): Likewise.
1041 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1042 caller.
1044 2017-04-26 Nathan Sidwell <nathan@acm.org>
1046 * tree.h (crc32_unsigned_n): Declare.
1047 (crc32_unsigned, crc32_unsigned): Make inline.
1048 * tree.c (crc32_unsigned_bits): Replace with ...
1049 (crc32_unsigned_n): ... this.
1050 (crc32_unsigned, crc32_byte): Remove.
1051 (crc32_string): Remove unnecessary braces.
1053 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1055 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1056 * ipa-inline-analysis.c (MAX_TIME): Remove.
1057 (account_size_time): Use sreal for time.
1058 (dump_inline_summary): Update.
1059 (estimate_function_body_sizes): Update.
1060 (estimate_edge_size_and_time): Update.
1061 (estimate_calls_size_and_time): Update.
1062 (estimate_node_size_and_time): Update.
1063 (inline_merge_summary): Update.
1064 (inline_update_overall_summary): Update.
1065 (estimate_time_after_inlining): Update.
1066 (inline_read_section): Update.
1067 (inline_write_summary): Update.
1068 * ipa-inline.c (compute_uninlined_call_time): Update.
1069 (compute_inlined_call_time): Update.
1070 (recursive_inlining): Update.
1071 (inline_small_functions): Update.
1072 (dump_overall_stats): Update.
1073 * ipa-inline.h: Include sreal.h.
1074 (size_time_entry): Turn time to sreal.
1075 (inline_summary): Turn self_time nad time to sreal.
1077 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1079 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1080 data-streamer.h
1081 (sreal::stream_out, sreal::stream_in): New.
1082 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1084 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1086 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1087 environment.
1089 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1091 PR target/70799
1092 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1093 Handle ASHIFTRT.
1094 (dimode_scalar_chain::compute_convert_gain): Ditto.
1095 (dimode_scalar_chain::make_vector_copies): Ditto.
1096 (dimode_scalar_chain::convert_reg): Ditto.
1097 (dimode_scalar_chain::convert_insn): Ditto.
1098 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1099 (VI248_AVX512BW_1): New mode iterator.
1100 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1101 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1102 mode iterator.
1104 2017-04-25 Martin Sebor <msebor@redhat.com>
1106 PR tree-optimization/80497
1107 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1108 constants are representable in HOST_WIDE_INT.
1109 (parse_directive): Ditto.
1111 2017-04-25 Martin Sebor <msebor@redhat.com>
1113 PR bootstrap/80486
1114 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1115 (new_zero_array): Adjust signature.
1116 (dom_info::dom_init): Used unsigned rather that size_t.
1117 (dom_info::dom_info): Same.
1119 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1120 Jakub Jelinek <jakub@redhat.com>
1122 PR target/77728
1123 * config/arm/arm.c: Include gimple.h.
1124 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1125 returns negative, increment ncrn only if it returned positive.
1126 (arm_needs_doubleword_align): Return int instead of bool,
1127 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1128 members, but if there is any such non-FIELD_DECL
1129 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1130 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1131 returns negative, increment nregs only if it returned positive.
1132 (arm_setup_incoming_varargs): Likewise.
1133 (arm_function_arg_boundary): Emit -Wpsabi note if
1134 arm_needs_doubleword_align returns negative, return
1135 DOUBLEWORD_ALIGNMENT only if it returned positive.
1137 2017-04-25 Marek Polacek <polacek@redhat.com>
1139 PR sanitizer/80349
1140 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1141 first argument to type.
1143 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1145 PR target/80482
1146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1147 type checks to test for compatibility instead of equality.
1149 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1150 Jakub Jelinek <jakub@redhat.com>
1152 PR target/77728
1153 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1154 type.
1155 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1156 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1157 the alignment computation, but return their maximum in warn_alignment.
1158 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1159 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1160 is smaller.
1161 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1162 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1163 caller.
1165 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1167 * config/arc/simdext.md (dmpyh): Fix typo.
1169 2017-04-25 Richard Biener <rguenther@suse.de>
1171 PR tree-optimization/80492
1172 * alias.c (compare_base_decls): Handle registers with asm
1173 specification conservatively.
1174 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1175 compare_base_decls returning dont-know properly.
1177 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1179 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1180 (legitimate_offset_address_p): New function.
1181 (arc_legitimate_address_p): Use above function.
1183 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1185 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1187 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1189 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1190 ACCH registers whenever they are available.
1192 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1194 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1195 double regs fix when not used.
1197 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1199 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1200 core registers.
1201 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1202 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1204 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1206 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1207 when emitting short ADD instructions.
1209 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1211 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1212 constraint.
1213 (cmpsi_cc_c_insn): Likewise.
1214 (cbranchsi4_scratch): Compute proper instruction length using
1215 compact_hreg_operand.
1216 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1218 2017-04-25 Richard Biener <rguenther@suse.de>
1220 PR middle-end/80509
1221 * passes.c (pass_manager::pass_manager): Initialize
1222 m_name_to_pass_map.
1224 2017-04-25 Richard Biener <rguenther@suse.de>
1226 PR tree-optimization/79201
1227 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1229 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1231 PR target/80464
1232 * config/s390/vector.md: Split MEM->GPR vector moves for
1233 non-s_operand addresses.
1235 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1237 PR target/79895
1238 * config/s390/predicates.md (reload_const_wide_int_operand): New
1239 predicate.
1240 * config/s390/s390.md ("movti"): Remove d/P alternative.
1241 ("movti_bigconst"): New pattern definition.
1243 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1245 PR target/80080
1246 * s390-protos.h (s390_expand_cs_hqi): Removed.
1247 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1248 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1249 modes as well as CCZ1mode and CCZmode.
1250 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1251 signature of s390_emit_compare_and_swap.
1252 (s390_expand_cs_hqi): Likewise, make static.
1253 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1254 compare-and-swap, in some cases.
1255 (s390_expand_cs): Wrapper function.
1256 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1257 atomic_exchange.
1258 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1259 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1260 patterns for small and large integers. Forbid symref memory operands.
1261 Move expander to s390.c. Require cc register.
1262 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1263 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1264 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1265 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1266 symref memory operands. Remove CC mode and call s390_match_ccmode
1267 instead.
1268 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1270 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1272 * config/s390/s390.md (define_peephole2): New peephole to help
1273 combining the load-and-test pattern with volatile memory.
1275 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1277 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1278 with CCZmode for TARGET_Z196.
1280 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1282 PR rtl-optimization/80501
1283 * combine.c (make_compound_operation_int): Set subreg_code to SET
1284 even for AND with mask of the sign bit of mode.
1286 PR rtl-optimization/80500
1287 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1288 sum's initial value.
1290 2017-04-25 Julian Brown <julian@codesourcery.com>
1291 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1293 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1295 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1297 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1299 2017-04-25 Julian Brown <julian@codesourcery.com>
1300 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1302 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1303 (thunderx2t99_sha): New Reservation.
1305 2017-04-25 Julian Brown <julian@codesourcery.com>
1306 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1308 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1309 type for 1-element load.
1311 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1313 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1315 2017-04-24 Martin Jambor <mjambor@suse.cz>
1317 PR tree-optimization/80293
1318 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1319 char arrays not totally scalarizable if it is false.
1320 (analyze_all_variable_accesses): Pass correct value in the new
1321 parameter. Add a statistics counter.
1323 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1325 PR middle-end/79931
1326 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1328 2017-04-24 Richard Biener <rguenther@suse.de>
1330 PR tree-optimization/80494
1331 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1332 out for complex types.
1334 2017-04-24 Richard Biener <rguenther@suse.de>
1336 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1337 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1338 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1339 (DFS): Adjust and never fail.
1340 (sccvn_dom_walker::fail): Remove.
1341 (sccvn_dom_walker::before_dom_children): Adjust.
1342 (run_scc_vn): Likewise and never fail.
1343 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1344 (pass_fre::execute): Likewise.
1346 2017-04-24 Richard Biener <rguenther@suse.de>
1348 PR tree-optimization/79725
1349 * tree-ssa-sink.c (statement_sink_location): Return whether
1350 failure reason was zero uses. Move that check later.
1351 (sink_code_in_bb): Deal with zero uses by removing the stmt
1352 if possible.
1354 2017-04-24 Richard Biener <rguenther@suse.de>
1356 PR c++/2972
1357 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1358 pointer-based references.
1360 2017-04-24 Richard Biener <rguenther@suse.de>
1362 PR bootstrap/79814
1363 * pass_manager.h (pass_manager::operator new): Remove.
1364 (pass_manager::operator delete): Likewise.
1365 * passes.c (pass_manager::operator new): Remove.
1366 (pass_manager::operator delete): Likewise.
1367 (pass_manager::pass_manager): Zero individual pass members.
1369 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1371 PR target/70799
1372 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1373 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1374 Check "XEXP (src, 1)" operand here.
1375 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1376 Check "XEXP (src, 1)" operand here.
1377 (dimode_scalar_chain::make_vector_copies): Detect count register
1378 of a shift instruction. Zero extend count register from QImode
1379 to DImode to satisfy vector shift pattern count operand predicate.
1380 Substitute vector shift count operand with a DImode copy.
1381 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1382 vector register.
1384 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1387 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1388 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1389 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1390 (UNSPEC_NOREX_MEM): Remove definition.
1392 2017-04-21 Richard Biener <rguenther@suse.de>
1394 PR tree-optimization/79547
1395 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1396 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1397 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1398 without any constraints.
1400 2017-04-21 Richard Biener <rguenther@suse.de>
1402 PR tree-optimization/78847
1403 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1405 2017-04-21 Richard Biener <rguenther@suse.de>
1407 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1408 (build_distinct_type_copy): Likewise.
1409 (build_variant_type_copy): Likewise.
1410 * tree.c (build_qualified_type): Pass down mem-stat info.
1411 (build_distinct_type_copy): Likewise.
1412 (build_variant_type_copy): Likewise.
1414 2017-04-21 Richard Biener <rguenther@suse.de>
1416 PR tree-optimization/80237
1417 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1418 defaulted to NULL.
1419 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1420 for a simplified result.
1422 2016-04-21 Richard Biener <rguenther@suse.de>
1424 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1425 sth as strict as a simple_iv but a chrec without symbols and an
1426 operand defined in the loop we are peeling (and not some subloop).
1427 (propagate_constants_for_unrolling): Propagate all constants.
1429 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1431 PR target/79804
1432 * config/i386/i386.c (print_reg): Remove assert for disalowed
1433 regno values, call output_operand_lossage instead.
1435 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1437 PR target/78090
1438 * config/i386/constraints.md (Yc): New register constraint.
1439 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1440 Use Yc constraint for alternative 2 of operand 0. Remove
1441 preferred_for_speed attribute.
1443 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1445 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1446 lastprivate clauses in SIMT case.
1448 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1450 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1452 2017-04-20 Richard Biener <rguenther@suse.de>
1454 PR tree-optimization/57796
1455 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1456 as N scalar stores.
1457 (vect_model_load_cost): Cost gathers as N scalar loads.
1459 2017-04-20 Richard Biener <rguenther@suse.de>
1461 * ggc-page.c (ggc_allocated_p): Rename to ...
1462 (safe_lookup_page_table_entry): ... this and return the lookup
1463 result.
1464 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1466 2017-04-20 Richard Biener <rguenther@suse.de>
1468 PR tree-optimization/80453
1469 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1470 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1471 from the conditions.
1472 (vn_phi_eq): Pass them down.
1473 (vn_phi_lookup): Record them.
1474 (vn_phi_insert): Likewise.
1476 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1478 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1479 uninitialized variable warning to avoid buffer overrun.
1481 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1483 PR other/71250
1484 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1485 is suppressed for '{ 0 }' in C.
1487 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1489 * BASE-VER: Set to 8.0.0.
1491 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1493 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1494 priority .init_array and .fini_array section with SECTION_NOTYPE
1495 flag.
1497 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1499 PR middle-end/80423
1500 * tree.h (build_array_type): Add typeless_storage default argument.
1501 * tree.c (type_cache_hasher::equal): Also compare
1502 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1503 (build_array_type): Add typeless_storage argument, set
1504 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1505 recursive call.
1506 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1507 (build_array_type): Likewise. Add typeless_storage argument.
1509 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1510 Jakub Jelinek <jakub@redhat.com>
1512 PR tree-optimization/80426
1513 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1514 operation on symbolic operands, also compute the overflow for the
1515 invariant part when the operation degenerates into a negation.
1517 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1519 PR debug/80461
1520 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1521 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1523 PR debug/80436
1524 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1526 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1528 PR target/80462
1529 * config/avr/avr.c (tree.h): Include it.
1530 (cgraph.h): Include it.
1531 (avr_encode_section_info): Don't warn for uninitialized progmem
1532 variable if it's just an alias.
1534 2017-04-19 Richard Biener <rguenther@suse.de>
1536 PR ipa/65972
1537 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1538 when needed by AutoPGO.
1540 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1542 PR lto/50345
1543 * doc/lto.texi: Remove an extra 'that'.
1545 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1547 PR rtl-optimization/80429
1548 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1549 are only used in debug insns.
1551 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1552 Vladimir Makarov <vmakarov@redhat.com>
1554 * config/sparc/predicates.md (input_operand): Add comment. Return
1555 true for any memory operand when LRA is in progress.
1556 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1558 2017-04-18 Jeff Law <law@redhat.com>
1560 PR target/74563
1561 * mips.md ({return,simple_return}_internal): Do not overwrite
1562 operands[0].
1564 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1566 PR tree-optimization/80443
1567 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1568 instead of adding 1, subtract -1 and similarly instead of subtracting
1569 1 add -1.
1571 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1573 PR rtl-optimization/80357
1574 * haifa-sched.c (tmp_bitmap): New variable.
1575 (model_recompute): Handle duplicate use records.
1576 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1577 (free_global_sched_pressure_data): Free it.
1579 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1581 Revert:
1582 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1583 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1584 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1585 instead of SYSTEM_HEADER_DIR.
1587 2017-04-18 Jeff Law <law@redhat.com>
1589 PR middle-end/80422
1590 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1591 predecessors after walking up the insn chain.
1593 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1595 PR debug/80263
1596 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1597 sizetype type into debug info.
1599 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1601 PR target/80099
1602 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1603 unneeded test for TARGET_UPPER_REGS_SF.
1604 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1606 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1608 PR sanitizer/80444
1609 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1610 instead of gsi_after_labels.
1612 2017-04-18 Jeff Law <law@redhat.com>
1614 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1615 stack pointer.
1617 Revert:
1618 2017-04-13 Jeff Law <law@redhat.com>
1619 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1620 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1622 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1624 PR target/79453
1625 * config/avr/avr.c (intl.h): Include it.
1626 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1628 2017-04-18 Martin Liska <mliska@suse.cz>
1630 PR gcov-profile/78783
1631 * gcov-tool.c (gcov_output_files): Validate that destination
1632 file is either removed by the tool or by a user.
1634 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1635 Guy Benyei <guybe@mellanox.com>
1637 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1638 block, and do not negate it, the stored id is already negative.
1640 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1642 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1644 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1646 PR target/80098
1647 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1648 masks of options that should be turned off if the VSX vector
1649 options are turned off.
1650 (OTHER_P8_VECTOR_MASKS): Likewise.
1651 (OTHER_VSX_VECTOR_MASKS): Likewise.
1652 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1653 rs6000_disable_incompatible_switches to validate no type switches
1654 like -mvsx.
1655 (rs6000_incompatible_switch): New function to disallow turning on
1656 other vector options if -mno-vsx, -mno-power8-vector, or
1657 -mno-power9-vector are specified.
1659 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1661 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1663 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1665 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1666 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1667 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1668 (ARG_POINTER_CFA_OFFSET): Likewise.
1670 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1672 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1673 conditions to take advantage of various optimizations.
1675 2017-04-13 Jeff Law <law@redhat.com>
1677 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1678 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1679 (zero_extendsidi2_dext): Likewise.
1681 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1683 PR sanitizer/80403
1684 * fold-const.c (fold_ternary_loc): Revert
1685 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1686 2017-04-12 change.
1688 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1690 PR rtl-optimization/80343
1691 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1692 new scratch pseudo.
1694 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1696 PR sanitizer/80414
1697 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1698 to ubsan_encode_value.
1700 2017-04-13 Jeff Law <law@redhat.com>
1702 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1703 appearing in DEBUG_INSNs.
1705 2017-04-13 Martin Liska <mliska@suse.cz>
1707 PR gcov-profile/80413
1708 * gcov-io.c (gcov_write_string): Copy to buffer just when
1709 allocated size is greater than zero.
1711 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1713 PR debug/80321
1714 * dwarf2out.c (decls_for_scope): Ignore declarations of
1715 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1717 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1719 PR lto/69953
1720 * ipa-visibility.c (non_local_p): Fix typos.
1721 (localize_node): When localizing symbol in same comdat group,
1722 dissolve the group only when we know external symbols are going
1723 to be privatized.
1724 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1726 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1728 PR tree-optimization/79390
1729 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1730 order does not result in usable sequence, retry with reversed operand
1731 order.
1733 PR sanitizer/80403
1734 PR sanitizer/80404
1735 PR sanitizer/80405
1736 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1737 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1738 op0 instead of fold_convert_loc (loc, type, arg0).
1740 2017-04-12 Jeff Law <law@redhat.com>
1742 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1743 has a delay slot in the generated code.
1745 * config/cris/cris.md (cris_preferred_reload_class): Return
1746 GENNONACR_REGS rather than GENERAL_REGS.
1748 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1750 PR c/80163
1751 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1752 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1753 signedness of the result type.
1755 2017-04-12 Richard Biener <rguenther@suse.de>
1756 Jeff Law <law@redhat.com>
1758 PR tree-optimization/80359
1759 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1760 trim stores to TARGET_MEM_REFs.
1762 2017-04-12 Richard Biener <rguenther@suse.de>
1764 PR tree-optimization/79390
1765 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1766 threading case even more.
1768 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1770 PR target/80382
1771 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1772 for quad_address_p for TImode, instead of just not indexed_address.
1774 2017-04-12 Richard Biener <rguenther@suse.de>
1775 Bernd Edlinger <bernd.edlinger@hotmail.de>
1777 PR middle-end/79671
1778 * alias.c (component_uses_parent_alias_set_from): Handle
1779 TYPE_TYPELESS_STORAGE.
1780 (get_alias_set): Likewise.
1781 * tree-core.h (tree_type_common): Add typeless_storage flag.
1782 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1783 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1784 for types containing members with TYPE_TYPELESS_STORAGE.
1785 (place_field): Likewise.
1786 (layout_type): Likewise for ARRAY_TYPE.
1787 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1788 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1789 TYPE_TYPELESS_STORAGE.
1790 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1792 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1794 PR sanitizer/80349
1795 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1796 first argument to type.
1798 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1800 PR target/80376
1801 PR target/80315
1802 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1803 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1804 (rs6000_expand_binop_builtin): Likewise.
1805 (rs6000_expand_ternop_builtin): Likewise; also add missing
1806 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1807 vshasigma built-ins.
1808 * doc/extend.texi: Document that vec_xxpermdi's third argument
1809 must be a constant.
1811 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1814 Use shift_const cost parameter when calculating gain of STV shifts.
1816 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1818 PR rtl-optimization/70478
1819 * lra-constraints.c (process_alt_operands): Check memory for
1820 disfavoring memory insn operand.
1822 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1824 PR middle-end/80100
1825 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1826 left shift in unsigned HOST_WIDE_INT type.
1828 PR rtl-optimization/80385
1829 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1830 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1832 PR libgomp/80394
1833 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1834 if they have any depend clauses.
1836 2017-04-11 Martin Liska <mliska@suse.cz>
1838 PR ipa/80212
1839 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1840 * ipa-split.c (split_function): Create a local comdat symbol
1841 if caller is in a comdat group.
1843 2017-04-11 Martin Liska <mliska@suse.cz>
1845 PR ipa/80212
1846 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1847 flags.
1849 2017-04-11 Martin Sebor <msebor@redhat.com>
1851 PR middle-end/80364
1852 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1853 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1854 for INTEGER_TYPE.
1855 (directive::set_width, directive::set_precision, format_character):
1856 Adjust.
1857 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1858 INTEGER_TYPE.
1860 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1862 PR target/80389
1863 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1864 conflict, set target->arch_name instead of target->cpu_name.
1866 2017-04-11 Richard Biener <rguenther@suse.de>
1868 PR tree-optimization/80374
1869 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1870 build_zero_cst, remove fold_convertible_p check again.
1872 2017-04-11 Martin Liska <mliska@suse.cz>
1874 PR sanitizer/70878
1875 * ubsan.c (instrument_object_size): Do not instrument register
1876 variables.
1878 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1880 PR target/80381
1881 * config/i386/i386-builtin-types.def
1882 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1883 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1884 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1885 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1886 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1887 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1888 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1889 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1890 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1891 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1892 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1893 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1894 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1895 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1896 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1897 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1898 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1899 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1900 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1901 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1902 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1903 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1904 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1905 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1906 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1907 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1908 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1909 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1910 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1911 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1912 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1913 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1914 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1915 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1916 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1917 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1918 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1919 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1920 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1921 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1922 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1923 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1924 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1925 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1926 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1927 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1928 aliases.
1929 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1930 flag to second_arg_count, handle 4 argument function type _COUNT
1931 aliases, handle second_arg_count on second argument rather than last.
1933 2017-04-10 Jeff Law <law@redhat.com>
1935 PR tree-optimization/80374
1936 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1937 record anything if we can not convert integer_zero_node to the
1938 desired type.
1940 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1942 PR target/80108
1943 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1944 Enhance special handling given to the TARGET_P9_MINMAX option in
1945 relation to certain other options.
1947 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1949 PR tree-optimization/80153
1950 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1951 remove POINTER_PLUS_EXPR's base part directly, rather than through
1952 aff_tree.
1954 2017-04-10 Richard Biener <rguenther@suse.de>
1955 Bin Cheng <bin.cheng@arm.com>
1957 PR tree-optimization/80153
1958 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1959 the first element of pointer type aff_tree. Build result expr in
1960 aff_tree's type.
1961 (add_elt_to_tree): Convert to type unconditionally. Remove other
1962 fold_convert calls.
1963 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1964 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1966 2017-04-10 Richard Biener <rguenther@suse.de>
1968 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1969 asm inputs.
1971 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1973 PR rtl-optimization/70478
1974 * lra-constraints.c (curr_small_class_check): New.
1975 (update_and_check_small_class_inputs): New.
1976 (process_alt_operands): Update curr_small_class_check. Disfavor
1977 alternative insn memory operands. Check available regs for small
1978 class operands.
1980 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1982 PR target/80057
1983 * config/mips/mips.opt (-mvirt): Update description.
1984 * doc/invoke.texi (-mvirt): Likewise.
1986 2017-04-10 Richard Biener <rguenther@suse.de>
1988 PR middle-end/80362
1989 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1990 looking for NEGATE_EXPR in -A / -B to A / B folding.
1992 2017-04-10 Martin Liska <mliska@suse.cz>
1994 PR gcov-profile/80224
1995 * gcov.c (print_usage): Fix usage string.
1996 (get_gcov_intermediate_filename): Remove.
1997 (output_gcov_file): Use both for normal and intermediate format.
1998 (generate_results): Do not initialize special file for
1999 intermediate format.
2001 2017-04-10 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/80304
2004 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2005 for safelen.
2007 2017-04-10 Nathan Sidwell <nathan@acm.org>
2009 PR target/79905
2010 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2011 (rs6000_init_builtins): Use it.
2013 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2015 * config/arm/arm.md (<mrc>): Add mode to SET source.
2016 (<mrrc>): Likewise.
2018 2017-04-10 Richard Biener <rguenther@suse.de>
2020 PR middle-end/80344
2021 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2023 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2025 PR target/80324
2026 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2027 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2028 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2029 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2030 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2031 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2032 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2033 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2034 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2035 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2036 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2037 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2038 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2039 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2040 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2041 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2042 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2043 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2044 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2045 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2046 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2047 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2048 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2050 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2052 PR rtl-optimization/70478
2053 * lra-constraints.c: Reverse the last patch.
2055 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2057 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2058 Add comment for WCHAR_T.
2060 2017-04-08 Martin Liska <mliska@suse.cz>
2062 Revert:
2063 2017-04-07 Martin Liska <mliska@suse.cz>
2065 PR ipa/80212
2066 * ipa-split.c (split_function): Add function part to a same comdat
2067 group.
2069 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2071 PR target/80358
2072 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2074 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2076 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2077 (vec_pairing): ...to this.
2078 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2079 (rs6000_sched_init): Adjust for name change.
2080 (struct rs6000_sched_context): Likewise.
2081 (rs6000_init_sched_context): Likewise.
2082 (rs6000_set_sched_context): Likewise.
2084 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2086 PR target/80322
2087 PR target/80323
2088 PR target/80325
2089 PR target/80326
2090 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2091 intrinsics.
2092 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2093 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2094 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2096 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2098 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2100 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2102 PR rtl-optimization/70703
2103 * ira-color.c (update_conflict_hard_regno_costs): Use
2104 int64_t instead of HOST_WIDE_INT.
2106 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2108 PR rtl-optimization/70478
2109 * lra-constraints.c (process_alt_operands): Disfavor alternative
2110 insn memory operands.
2112 2017-04-07 Jeff Law <law@redhat.com>
2114 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2115 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2117 2017-04-07 Martin Liska <mliska@suse.cz>
2119 PR target/79889
2120 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2121 Show error message instead of an ICE.
2123 2017-04-07 Martin Liska <mliska@suse.cz>
2125 PR ipa/80212
2126 * ipa-split.c (split_function): Add function part to a same comdat
2127 group.
2129 2017-04-07 Richard Biener <rguenther@suse.de>
2131 PR middle-end/80341
2132 * tree.c (get_unwidened): Also handle ! for_type case for
2133 INTEGER_CSTs.
2134 * convert.c (do_narrow): Split out from ...
2135 (convert_to_integer_1): ... here. Do not pass final truncation
2136 type to get_unwidened for TRUNC_DIV_EXPR.
2138 2017-04-07 Richard Biener <rguenther@suse.de>
2140 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2141 than aff_tree.
2142 (aff_combination_const): Adjust.
2143 (aff_combination_scale): Likewise.
2144 (aff_combination_add_elt): Likewise.
2145 (aff_combination_add_cst): Likewise.
2146 (aff_combination_convert): Likewise.
2147 (add_elt_to_tree): Likewise. Remove unused argument.
2148 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2150 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2152 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2153 definition.
2154 * config/arm/arm.c (arm_default_short_enums): Use
2155 ARM_DEFAULT_SHORT_ENUMS.
2156 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2158 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2160 PR debug/80234
2161 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2162 members with redundant out-of-class redeclaration.
2164 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2166 PR target/80286
2167 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2168 * config/i386/i386.md (*zero_extendsidi2):
2169 Add (?*x,*x) and (?*v,*v) alternatives.
2171 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2173 PR target/79733
2174 * config/i386/i386.c (ix86_expand_builtin)
2175 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2176 mode from insn data. Convert operands to insn operand mode.
2177 Copy operands that don't satisfy insn predicate to a register.
2179 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2181 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2182 Update comments.
2184 2017-04-06 Richard Biener <rguenther@suse.de>
2186 PR tree-optimization/80334
2187 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2188 preserve alignment of accesses.
2190 2017-04-06 Richard Biener <rguenther@suse.de>
2192 PR tree-optimization/80262
2193 * tree-sra.c (build_ref_for_offset): Preserve address-space
2194 information.
2195 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2196 Drop useless address-space information on MEM_REF offsets.
2198 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2200 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2202 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2204 PR rtl-optimization/70703
2205 * ira-color.c (update_conflict_hard_regno_costs): Use
2206 HOST_WIDE_INT instead of long.
2208 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2210 PR target/80298
2211 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2212 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2213 is not defined.
2214 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2215 for x86_64 target. Handle -m3dnowa option.
2217 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2219 PR rtl-optimization/70703
2220 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2221 (update_conflict_hard_regno_costs): Use long instead of unsigned
2222 arithmetic for cost calculation.
2224 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2225 Bernd Edlinger <bernd.edlinger@hotmail.de>
2227 PR sanitizer/80308
2228 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2229 for big endian.
2231 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2233 PR target/78002
2234 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2235 ptr_mode with Pmode throughout.
2236 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2237 into probe_stack_range and use DImode.
2239 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2241 PR target/79890
2242 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2243 call_eh_return is true.
2245 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2247 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2248 Initialize last_match_fntype_index.
2250 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2252 PR target/80310
2253 * tree-nvr.c: Include internal-fn.h.
2254 (pass_return_slot::execute): Ignore internal calls without
2255 direct optab.
2257 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2258 Richard Biener <rguenther@suse.de>
2260 PR c++/80297
2261 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2262 captures used multiple times, except for the last use.
2263 * generic-match-head.c: Include gimplify.h.
2265 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2267 PR tree-optimization/79390
2268 * target.h (struct noce_if_info): Declare.
2269 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2270 * target.def (noce_conversion_profitable_p): New target hook.
2271 * ifcvt.h (struct noce_if_info): New type, moved from ...
2272 * ifcvt.c (struct noce_if_info): ... here.
2273 (noce_conversion_profitable_p): Renamed to ...
2274 (default_noce_conversion_profitable_p): ... this. No longer
2275 static nor inline.
2276 (noce_try_store_flag_constants, noce_try_addcc,
2277 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2278 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2279 instead of noce_conversion_profitable_p.
2280 * config/i386/i386.c: Include ifcvt.h.
2281 (ix86_option_override_internal): Don't override
2282 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2283 (ix86_noce_conversion_profitable_p): New function.
2284 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2285 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2286 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2287 * doc/tm.texi: Regenerated.
2289 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2291 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2292 correction.
2294 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2296 PR target/80307
2297 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2298 instructions for small multiply cores.
2300 2017-04-04 Jeff Law <law@redhat.com>
2302 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2303 added member.
2304 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2305 that are not set by the loop over the elements.
2307 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2309 PR target/80286
2310 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2311 int mode, convert_modes it to mode as unsigned, otherwise use
2312 lowpart_subreg to mode rather than SImode.
2313 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2314 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2315 Use DImode instead of SImode for the shift count operand.
2316 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2317 Likewise.
2319 2017-04-04 Richard Biener <rguenther@suse.de>
2321 PR middle-end/80281
2322 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2323 arithmetic done for the negate or the plus. Simplify.
2324 (A - (-B) -> A + B): Likewise.
2325 * fold-const.c (split_tree): Make sure to not negate pointers.
2327 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2329 PR rtl-optimization/60818
2330 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2331 a compare of comparisons with the thing compared if this results
2332 in a different machine mode.
2334 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2336 * alias.c (base_alias_check): Fix typo in comment.
2337 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2338 * cgraphunit.c (symbol_table::compile): Likewise.
2339 * collect2.c (maybe_run_lto_and_relink): Likewise.
2340 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2341 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2342 * config/avr/avr.c (avr_map_op_t): Likewise.
2343 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2344 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2345 * config/epiphany/epiphany.md (movcc): Likewise.
2346 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2347 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2348 Likewise.
2349 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2350 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2351 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2352 * config/sh/sh.c (sh_rtx_costs): Likewise.
2353 * fold-const.c (fold_truth_andor): Likewise.
2354 * genautomata.c (collapse_flag): Likewise.
2355 * gengtype.h (struct type::u::s): Likewise.
2356 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2357 * input.c (FORMAT_AMOUNT): Likewise.
2358 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2359 (known_aggs_to_agg_replacement_list): Likewise.
2360 * ipa-inline-analysis.c: Likewise.
2361 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2362 * ipa-polymorphic-call.c
2363 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2364 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2365 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2366 Likewise.
2367 * modulo-sched.c (apply_reg_moves): Likewise.
2368 * omp-expand.c (build_omp_regions_1): Likewise.
2369 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2370 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2371 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2372 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2373 * value-prof.c: Likewise.
2374 * var-tracking.c (val_reset): Likewise.
2376 2017-04-03 Richard Biener <rguenther@suse.de>
2378 PR tree-optimization/80275
2379 * fold-const.c (split_address_to_core_and_offset): Handle
2380 POINTER_PLUS_EXPR.
2382 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2384 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2385 descriptors is at least equal to that of functions.
2387 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2389 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2391 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2393 PR target/80250
2394 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2395 (mov<IMOD4:mode>): New expander.
2396 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2398 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2400 PR rtl-optimization/79405
2401 * fwprop.c (propagations_left): New variable.
2402 (forward_propagate_into): Decrement it.
2403 (fwprop_init): Initialize it.
2404 (fw_prop): If the variable has reached zero, stop propagating.
2405 (fwprop_addr): Ditto.
2407 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2409 PR debug/79255
2410 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2411 a FUNCTION_DECL, pass it as decl instead of origin to
2412 process_scope_var.
2414 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2416 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2417 string.
2419 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2421 PR target/80107
2422 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2423 TARGET_VSX_SMALL_INTEGER.
2425 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2427 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2428 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2430 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2432 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2433 extraction from odd-numbered MSA register.
2435 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2437 PR middle-end/80173
2438 * expmed.c (store_bit_field_1): Don't attempt to create
2439 a word subreg out of hard registers wider than word if they
2440 have HARD_REGNO_NREGS of 1 for their mode.
2442 PR middle-end/80163
2443 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2444 conversions to integer types wider than word and pointer.
2446 PR debug/80025
2447 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2448 (rtx_equal_for_cselib_p): Pass 0 to it.
2449 * cselib.c (cselib_hasher::equal): Likewise.
2450 (rtx_equal_for_cselib_1): Add depth argument. If depth
2451 is 128, don't look up VALUE locs and punt. Increment
2452 depth in recursive calls when walking VALUE locs.
2454 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2456 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2457 (make_gcov_file_name): Use the canonical path name for generating
2458 the MD5 value.
2459 (read_line): Fix handling of files with ascii null bytes.
2461 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2463 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2464 to initialise a vector register instead
2465 of using a const_int.
2467 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2469 PR translation/80189
2470 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2471 diagnostic messages.
2473 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2475 PR target/80246
2476 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2477 (dfp_diex_<mode>): Update mode of operand 1.
2478 * doc/extend.texi (dxex, dxexq): Document change to return type.
2479 (diex, diexq): Document change to argument type.
2481 2017-03-30 Martin Jambor <mjambor@suse.cz>
2483 PR ipa/77333
2484 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2485 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2486 it reflects the signature changes performed at the callee side.
2487 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2488 to cgraph_build_function_type_skip_args.
2489 (build_function_decl_skip_args): Adjust call to the above function.
2491 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2493 PR target/80206
2494 * config/i386/sse.md
2495 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2496 register as dest whenever it is a MEM not rtx_equal_p to the
2497 corresponding dup operand, and when forcing into reg move the
2498 reg into the memory afterwards.
2499 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2500 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2501 for the force_reg mode.
2502 (avx512vl_vextractf128<mode>): Use register as dest either
2503 always when a MEM, or when it is a MEM not rtx_equal_p to the
2504 corresponding dup operand, or even not when it is a CONST_VECTOR
2505 depending on the mode and lo vs. hi.
2506 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2507 parens.
2508 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2509 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2510 Likewise. Require that operands[2] is even.
2511 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2512 Remove extraneous parens. Require that operands[2] is a multiple
2513 of 4.
2514 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2515 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2516 disallow memory then.
2518 2017-03-30 Richard Biener <rguenther@suse.de>
2520 PR tree-optimization/77498
2521 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2522 to non-constants over backedges.
2524 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2526 PR rtl-optimization/80233
2527 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2528 as last_combined_insn. Do not test for BARRIER_P separately.
2530 2017-03-29 Andreas Schwab <schwab@suse.de>
2532 PR ada/80146
2533 * calls.c (prepare_call_address): Convert funexp to Pmode before
2534 copying to temp reg.
2536 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2538 PR tree-optimization/80158
2539 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2540 Handle possible future case of more than one alternate
2541 interpretation.
2542 (replace_rhs_if_not_dup): Likewise.
2543 (replace_one_candidate): Likewise.
2545 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2547 PR rtl-optimization/80193
2548 * ira.c (ira): Do not check allocation for LRA.
2550 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2552 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2553 (nvptx_output_simt_exit): Declare.
2554 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2555 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2556 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2557 (nvptx_declare_function_name): ...here. Emit declaration of local
2558 memory space buffer for omp_simt_enter insn.
2559 (nvptx_output_unisimt_switch): New.
2560 (nvptx_output_softstack_switch): New.
2561 (nvptx_output_simt_enter): New.
2562 (nvptx_output_simt_exit): New.
2563 * config/nvptx/nvptx.h (struct machine_function): New fields
2564 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2565 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2566 (UNSPECV_SIMT_EXIT): Ditto.
2567 (omp_simt_enter_insn): New insn.
2568 (omp_simt_enter): New expansion.
2569 (omp_simt_exit): New insn.
2570 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2572 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2573 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2574 (expand_GOMP_SIMT_EXIT): New.
2575 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2576 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2577 (GOMP_SIMT_EXIT): Ditto.
2578 * target-insns.def (omp_simt_enter): New insn.
2579 (omp_simt_exit): Ditto.
2580 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2581 simt_dlist.
2582 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2583 (lower_rec_input_clauses): Likewise.
2584 (lower_lastprivate_clauses): Handle SIMT privatization.
2586 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2587 (ompdevlow_adjust_simt_enter): New.
2588 (find_simtpriv_var_op): New.
2589 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2590 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2592 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2593 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2594 (copy_decl_for_dup_finish): Ditto.
2596 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2598 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2600 PR target/53383
2601 * config/i386/i386.c (ix86_option_override_internal): Always
2602 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2604 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2606 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2608 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2610 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2611 mark new edge's irreducible flag accordign to it.
2612 (vect_do_peeling): Check loop preheader edge's irreducible flag
2613 and pass it to function slpeel_add_loop_guard.
2615 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2617 PR tree-optimization/80218
2618 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2619 Update block frequencies and counts.
2621 2017-03-28 Richard Biener <rguenther@suse.de>
2623 PR tree-optimization/78644
2624 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2625 of a simplification result we may not use it at all.
2627 2017-03-28 Richard Biener <rguenther@suse.de>
2629 PR ipa/80205
2630 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2631 without arguments, generate default definition of a SSA name.
2633 2017-03-28 Richard Biener <rguenther@suse.de>
2635 PR middle-end/80222
2636 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2637 TYPE_REF_CAN_ALIAS_ALL references.
2638 * fold-const.c (fold_indirect_ref_1): Likewise.
2640 2017-03-28 Martin Liska <mliska@suse.cz>
2642 PR ipa/80104
2643 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2644 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2646 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2647 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2649 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2650 (EXTRA_SPECS): Define.
2651 (SUBTARGET_EXTRA_SPECS): Likewise.
2652 (SUBTARGET_CPP_SPEC): Likewise.
2653 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2654 SUBTARGET_EXTRA_SPECS.
2655 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2657 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2659 * config/arc/simdext.md (vst64_insn): Update pattern.
2660 (vld32wh_insn): Likewise.
2661 (vld32wl_insn): Likewise.
2662 (vld64_insn): Likewise.
2663 (vld32_insn): Likewise.
2665 2017-03-28 Marek Polacek <polacek@redhat.com>
2667 PR sanitizer/80067
2668 * fold-const.c (fold_comparison): Use protected_set_expr_location
2669 instead of SET_EXPR_LOCATION.
2671 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2673 * tree.c (add_expr): Avoid name lookup warning.
2675 2017-03-27 Jeff Law <law@redhat.com>
2677 PR tree-optimization/80216
2678 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2679 function name. Limit recursion depth.
2680 (record_temporary_equivalences): Corresponding changes.
2682 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2684 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2685 covered first.
2687 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2689 PR target/80102
2690 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2691 notes.
2692 * cfgcleanup.c (reg_note_cfa_p): New array.
2693 (insns_have_identical_cfa_notes): New function.
2694 (old_insns_match_p): Don't cross-jump in between /f
2695 and non-/f instructions. If both i1 and i2 are frame related,
2696 verify all CFA notes, their order and content.
2698 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2700 PR target/78543
2701 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2702 HImode and SImode with zero extend to DImode to one insn.
2703 (bswap<mode>2_extenddi): Likewise.
2704 (bswapsi2_extenddi): Likewise.
2705 (bswaphi2_extendsi): Likewise.
2706 (bswaphi2): Combine bswap HImode and SImode into one insn.
2707 Separate memory insns from swapping register.
2708 (bswapsi2): Likewise.
2709 (bswap<mode>2): Likewise.
2710 (bswaphi2_internal): Delete, no longer used.
2711 (bswapsi2_internal): Likewise.
2712 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2713 store, and gpr<-gpr swap insns.
2714 (bswap<mode>2_store): Likewise.
2715 (bswaphi2_reg): Register only splitter, combine with the splitter.
2716 (bswaphi2 splitter): Likewise.
2717 (bswapsi2_reg): Likewise.
2718 (bswapsi2 splitter): Likewise.
2719 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2720 the insns into load, store, and register/register insns.
2721 (bswapdi2_ldbrx): Likewise.
2722 (bswapdi2_load): Likewise.
2723 (bswapdi2_store): Likewise.
2724 (bswapdi2_reg): Likewise.
2726 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2728 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2729 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2731 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2733 PR target/80103
2734 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2735 add comments.
2736 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2737 special handling for target option conflicts between dform
2738 options (-mpower9-dform, -mpower9-dform-vector,
2739 -mpower9-dform-scalar) and -mno-direct-move.
2741 2017-03-27 Richard Biener <rguenther@suse.de>
2743 PR tree-optimization/80181
2744 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2746 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2748 * config/arc/predicates.md (move_double_src_operand): Replace the
2749 call to move_double_src_operand with a call to address_operand.
2751 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2753 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2754 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2755 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2757 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2759 * config/arc/predicates.md (long_immediate_loadstore_operand):
2760 Consider scaled addresses cases.
2762 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2764 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2765 restored when in interrupt.
2766 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2767 doesn't have delay slot.
2769 2017-03-27 Richard Biener <rguenther@suse.de>
2771 PR ipa/79776
2772 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2773 inlined thunk clones.
2775 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2777 PR sanitizer/80168
2778 * asan.c (instrument_derefs): Copy over last operand from
2779 original COMPONENT_REF to the new COMPONENT_REF with
2780 DECL_BIT_FIELD_REPRESENTATIVE.
2781 * ubsan.c (instrument_object_size): Likewise.
2783 2017-03-27 Richard Biener <rguenther@suse.de>
2785 PR tree-optimization/80170
2786 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2787 sure DR/SCEV didnt fold in constants we do not see when looking
2788 at the reference base alignment.
2790 2017-03-27 Richard Biener <rguenther@suse.de>
2792 PR middle-end/80171
2793 * gimple-fold.c (fold_ctor_reference): Properly guard against
2794 NULL return value from canonicalize_constructor_val.
2796 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2798 PR target/80180
2799 * config/i386/i386.c (ix86_expand_builtin)
2800 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2801 flags reg setting and flags reg using instructions.
2802 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2803 clobbering instructions to zero extend op2.
2805 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2807 * doc/install.texi (Configuration) <--with-aix-soname>:
2808 Update link to AIX ld.
2810 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2812 PR rtl-optimization/80160
2813 PR rtl-optimization/80159
2814 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2815 reg_alternate_class into account.
2817 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2819 PR target/80148
2820 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2821 to consider in curr_insn_transform.
2823 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2825 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2826 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2827 and emit_mode_inner.
2829 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2831 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2832 argument to the overloaded builtin variants. Use the new flag to
2833 deprecate certain builtin variants.
2834 * config/s390/s390-builtin-types.def: Add new builtin types.
2835 * config/s390/s390-builtins.h: Support new flags field for
2836 overloaded builtins.
2837 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2838 (s390_macro_to_expand): Enable vector float data type.
2839 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2840 builtins by incrementing the __VEC__ version number.
2841 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2842 vec_xst.
2843 (s390_resolve_overloaded_builtin): Emit error messages depending
2844 on the builtin flags.
2845 * config/s390/s390.c (s390_expand_builtin): Support additional
2846 flags argument. Change error message to match the messages
2847 emitted in s390-c.c.
2848 * config/s390/s390.md: New UNSPEC_* constants.
2849 (op_type): Add new instruction types.
2850 * config/s390/vecintrin.h: Add new builtins and test data class
2851 constants.
2852 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2853 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2854 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2855 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2856 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2857 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2859 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2860 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2861 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2862 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2864 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2865 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2866 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2867 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2869 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2870 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2871 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2872 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2873 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2874 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2875 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2877 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2878 ("vec_scatter_element<V_HW_4:mode>_DI")
2879 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2880 ("vec_fpint<mode>", "vflls")
2881 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2882 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2883 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2884 ("*vec_cmphe<mode>_cc"): ... these.
2886 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2887 mode constant instead of magic value.
2889 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2891 * config/s390/s390.c (s390_expand_vec_compare): Support other
2892 vector floating point modes than just V2DF.
2893 (s390_expand_vcond): Likewise.
2894 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2895 (s390_cannot_change_mode_class): Prevent mode changes between TF
2896 and V1TF in vector registers.
2897 * config/s390/s390.md (DF, SF): New mode attributes.
2898 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2899 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2900 SFmode support for VRs.
2901 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2902 vector fp modes.
2903 (VFT, VF_HW): New mode iterators.
2904 (vw, sdx): New mode attributes.
2905 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2906 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2907 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2908 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2909 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2910 also the new vector floating point modes. Renaming to ...
2912 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2913 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2914 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2915 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2916 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2917 ("vec_unordered<mode>"): ... these.
2919 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2920 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2921 ("*vec_extendv2df"): New insn definitions.
2923 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2925 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2926 ("mulditi3_2", "*muldi3_sign"): New patterns.
2927 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2928 rename the pattern definition.
2930 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2932 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2933 expander.
2934 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2936 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2938 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2939 instruction if possible.
2940 * config/s390/vector.md (vec_halfnumelts): New mode
2941 attribute.
2942 ("*vec_vllezlf<mode>"): New pattern.
2944 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2946 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2947 ("popcountv4si2", "popcountv2di2"): Rename to ...
2948 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2949 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2950 condition.
2951 ("popcount<mode>2_vxe"): New pattern.
2953 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2955 * common/config/s390/s390-common.c (processor_flags_table): Add
2956 arch12.
2957 * config.gcc: Add arch12.
2958 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2959 Default to arch12 for unknown CPU model numbers.
2960 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2961 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2962 PROCESSOR_max sanity check.
2963 * config/s390/s390-opts.h (enum processor_type): Add
2964 PROCESSOR_ARCH12.
2965 * config/s390/s390.c (processor_table): Add arch12.
2966 (s390_expand_builtin): Add check for B_VXE flag.
2967 (s390_issue_rate): Add PROCESSOR_ARCH12.
2968 (s390_get_sched_attrmask): Likewise.
2969 (s390_get_unit_mask): Likewise.
2970 (s390_sched_score): Enable z13 scheduling for arch12.
2971 (s390_sched_reorder): Likewise.
2972 (s390_sched_variable_issue): Likewise.
2973 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2974 PF_VXE.
2975 (s390_tune_attr): Use z13 scheduling also for arch12.
2976 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2977 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2978 (TARGET_VXE_P): New macros.
2979 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2980 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2981 * config/s390/s390.opt: Add arch12 as processor_type.
2983 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2985 * config/s390/s390.md
2986 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2987 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2988 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2990 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2991 Rename expanders to ...
2993 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2994 ("fixuns_truncdddi2_emu"): ... these.
2996 ("fixuns_trunc<mode>si2_emu"): New expander.
2998 ("*fixuns_truncdfdi2_z13"): Rename to ...
2999 ("*fixuns_truncdfdi2_vx"): ... this.
3001 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3003 * config/s390/2964.md: Remove the single element vector compare
3004 instructions which are no longer used.
3005 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3006 vector CCmodes.
3007 (s390_canonicalize_comparison): Remove handling of DFmode
3008 compares.
3009 (s390_expand_vec_compare_scalar): Remove function.
3010 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3011 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3012 pattern.
3013 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3015 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3017 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3018 FP zero.
3019 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3020 will anyway by matched by mov<mode>_64dfp.
3022 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3024 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3025 vlef/vstef. Add missing operand to vleif.
3027 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3029 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3030 pair for all vector types with 64 bit elements.
3031 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3032 * config/s390/vector.md (V_HW_64): ... here.
3033 (V_128_NOSINGLE): New mode iterator.
3034 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3035 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3036 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3037 ("*vec_load_pairv2di"): Change to ...
3038 ("*vec_load_pair<mode>"): ... this one.
3040 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3042 * config/s390/constraints.md: Add comments.
3043 (jKK): Reject element sizes > 8 bytes.
3044 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3045 s_operands.
3046 * config/s390/s390.md: Add the s_operand checks formerly in
3047 s390_split_ok_p to various splitters where they are still
3048 required.
3049 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3050 for 128 bit vectors. Plus two splitters.
3052 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3054 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3055 the file.
3057 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3059 PR target/79893
3060 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3061 error if the boundary argument is not constant.
3063 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3065 PR rtl-optimization/80112
3066 * loop-doloop.c (doloop_condition_get): Don't check condition
3067 if cmp isn't SET with IF_THEN_ELSE src.
3069 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3071 PR tree-optimization/80158
3072 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3073 replacing a candidate statement, also replace it for the
3074 candidate's alternate interpretation.
3075 (replace_rhs_if_not_dup): Likewise.
3076 (replace_one_candidate): Likewise.
3078 2017-03-24 Richard Biener <rguenther@suse.de>
3080 PR tree-optimization/80167
3081 * graphite-isl-ast-to-gimple.c
3082 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3083 properly.
3084 (translate_isl_ast_to_gimple::get_rename): Likewise.
3086 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3088 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3089 handling of certain combinations of target options, including the
3090 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3091 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3093 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3095 PR target/71436
3096 * config/arm/arm.md (*load_multiple): Add reload_completed to
3097 matching condition.
3099 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3100 Richard Biener <rguenth@suse.de>
3102 PR tree-optimization/79908
3103 PR tree-optimization/80136
3104 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3105 been cast away, gimplify_and_add suffices.
3107 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3109 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3111 2017-03-23 Richard Biener <rguenther@suse.de>
3113 PR tree-optimization/80032
3114 * gimplify.c (gimple_push_cleanup): Forced unconditional
3115 cleanups still have to go to the conditional_cleanups
3116 sequence.
3118 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3120 PR tree-optimization/80072
3121 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3122 to unsigned int.
3123 (next_operand_entry_id): Change type to unsigned int.
3124 (sort_by_operand_rank): Make sure to return the right return value
3125 even if unsigned fields are bigger than INT_MAX.
3126 (struct oecount): Change cnt and id type to unsigned int.
3127 (oecount_hasher::equal): Formatting fix.
3128 (oecount_cmp): Make sure to return the right return value
3129 even if unsigned fields are bigger than INT_MAX.
3130 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3132 PR c++/80129
3133 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3134 TREE_READONLY on result if writing it more than once.
3136 PR sanitizer/80110
3137 * doc/invoke.texi (-fsanitize=thread): Document that with
3138 -fnon-call-exceptions atomics are not able to throw
3139 exceptions.
3141 PR sanitizer/80110
3142 * tsan.c: Include tree-eh.h.
3143 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3144 maybe_clean_or_replace_eh_stmt where needed.
3145 (instrument_memory_accesses): Add cfg_changed argument.
3146 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3147 if it returned true.
3148 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3150 PR rtl-optimization/63191
3151 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3152 wrapper function, moved the whole old content into ...
3153 (ix86_delegitimize_address_1): ... this. New inline function.
3154 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3155 true as last argument instead of ix86_delegitimize_address.
3157 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3159 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3160 cortexa57_branch_cost.
3162 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3164 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3166 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3168 PR target/80123
3169 * doc/md.texi (Constraints): Document wA constraint.
3170 * config/rs6000/constraints.md (wA): New.
3171 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3172 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3173 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3174 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3176 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3178 PR c++/80029
3179 * gimplify.c (is_oacc_declared): New function.
3180 (oacc_default_clause): Use it to set default flags for acc declared
3181 variables inside parallel regions.
3182 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3183 declared variables.
3184 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3185 declare attribute to any decl as necessary.
3187 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3189 PR target/80082
3190 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3191 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3192 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3193 (arm_arch_lpae): This.
3194 * config/arm/arm.c (arm_arch7ve): Rename into ...
3195 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3196 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3197 arm_arch_lpae.
3199 2017-03-22 Martin Liska <mliska@suse.cz>
3201 PR target/79906
3202 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3203 error message instead of an ICE.
3205 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3207 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3209 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3211 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3212 comments.
3213 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3214 comments.
3216 2017-03-21 Martin Sebor <msebor@redhat.com>
3218 * doc/extend.texi: Use "cannot" instead of "can't."
3219 * doc/hostconfig.texi: Same.
3220 * doc/install.texi: Same.
3221 * doc/invoke.texi: Same.
3222 * doc/loop.texi: Same.
3223 * doc/md.texi: Same.
3224 * doc/objc.texi: Same.
3225 * doc/rtl.texi: Same.
3226 * doc/tm.texi: Same.
3227 * doc/tm.texi.in: Same.
3228 * doc/trouble.texi: Same.
3230 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3232 PR debug/63238
3233 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3234 (collect_checksum_attributes): Set it.
3235 (die_checksum_ordered): Use it.
3237 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3239 PR tree-optimization/79908
3240 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3241 change: For a VA_ARG whose LHS has been cast away, use
3242 force_gimple_operand to construct the side effects.
3244 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3246 PR translation/80001
3247 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3248 more amenable to translation.
3249 (oacc_loop_auto_partitions): Likewise.
3251 2017-03-21 Marek Polacek <polacek@redhat.com>
3252 Martin Sebor <msebor@redhat.com>
3254 PR tree-optimization/80109
3255 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3256 on INTEGRAL_TYPE_P.
3258 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3259 Segher Boessenkool <segher@kernel.crashing.org>
3261 PR target/80125
3262 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3263 check reg_used_between_p between insn and one of succ or succ2
3264 depending on if succ is artificial insn not inserted into insn
3265 stream.
3267 2017-03-21 Martin Liska <mliska@suse.cz>
3269 PR gcov-profile/80081
3270 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3271 * doc/gcc.texi: Include gcov-dump stuff.
3272 * doc/gcov-dump.texi: New file.
3274 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3276 PR rtl-optimization/79150
3277 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3278 conditional jump, if the jump is the last insn of the loop.
3280 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3281 Richard Biener <rguenth@suse.de>
3283 PR tree-optimization/79908
3284 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3285 been cast away, use force_gimple_operand to construct the side
3286 effects.
3288 2017-03-21 Martin Liska <mliska@suse.cz>
3290 PR libfortran/79956
3291 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3292 to NULL.
3294 2017-03-21 Brad Spengler <spender@grsecurity.net>
3296 PR plugins/80094
3297 * plugin.c (htab_hash_plugin): New function.
3298 (add_new_plugin): Use it and adjust.
3299 (parse_plugin_arg_opt): Adjust.
3300 (init_one_plugin): Likewise.
3302 2017-03-21 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/80032
3305 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3306 if set force the cleanup to happen unconditionally.
3307 (gimplify_target_expr): Push inserted clobbers with force_uncond
3308 to avoid them being removed by control-dependent DCE.
3310 2017-03-21 Richard Biener <rguenther@suse.de>
3312 PR tree-optimization/80122
3313 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3314 va_arg_pack_len when the inlined call stmt requires pack
3315 expansion itself.
3316 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3318 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3320 PR sanitizer/78158
3321 * tsan.c (instrument_builtin_call): If the memory model argument
3322 is not a constant, assume it is valid.
3324 PR c/67338
3325 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3326 avoid UB.
3328 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3330 PR rtl-optimization/79910
3331 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3332 if its dest is used by an insn before I2 (other than the combined
3333 insns themselves, which are properly handled already).
3335 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3337 Revert:
3338 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3340 * combine.c (record_used_regs): New static function.
3341 (try_combine): Handle situations where there is an additional
3342 instruction between I2 and I3 which needs to have a LOG_LINK
3343 updated.
3345 Revert:
3346 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3348 * combine.c (try_combine): Delete redundant i1 test. Call
3349 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3351 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3353 PR target/80083
3354 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3355 alternatives 13/14.
3357 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3359 PR tree-optimization/80054
3360 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3361 the optimization if a PHI or any of its arguments is not dominated
3362 by the candidate's basis. Use gphi* rather than gimple* as
3363 appropriate.
3364 (replace_profitable_candidates): Clean up a gimple* variable that
3365 should be a gphi* variable.
3367 2017-03-20 Martin Sebor <msebor@redhat.com>
3369 PR c++/52477
3370 * doc/extend.texi (attribute constructor): Document present limitation.
3372 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3374 PR target/79963
3375 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3376 __POWER9_VECTOR__ #ifdef control, change template definition to
3377 use Power9-specific built-in function.
3378 (vec_any_eq): Likewise.
3379 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3380 to control outcomes from this test.
3381 (vector_ae_<mode>p): For VEC_F modes, likewise.
3383 2017-03-20 Ian Lance Taylor <iant@google.com>
3385 * config/i386/i386.c (ix86_function_regparm): Save an extra
3386 register for -fsplit-stack with DECL_STATIC_CHAIN.
3388 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3390 PR target/79912
3391 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3392 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3394 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3396 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3397 iorw,ow".
3398 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3399 iorw,iorw".
3401 2017-03-20 Marek Polacek <polacek@redhat.com>
3403 PR sanitizer/80063
3404 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3406 2017-03-20 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/80113
3409 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3410 allocate extra SSA name for PHI def.
3411 (add_close_phis_to_outer_loops): Likewise.
3412 (add_close_phis_to_merge_points): Likewise.
3413 (copy_loop_close_phi_args): Likewise.
3414 (copy_cond_phi_nodes): Likewise.
3416 2017-03-20 Martin Liska <mliska@suse.cz>
3418 PR middle-end/79753
3419 * tree-chkp.c (chkp_build_returned_bound): Do not build
3420 returned bounds for a LHS that's not a BOUNDED_P type.
3422 2017-03-20 Martin Liska <mliska@suse.cz>
3424 PR target/79769
3425 PR target/79770
3426 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3427 COMPLEX_CST and VECTOR_CST.
3429 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3431 PR target/78857
3432 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3433 target operand. A new splitter adds the clobber statement in case
3434 the target operand is dead anyway.
3436 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3438 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3439 to age-old versions of binutils and glibc.
3441 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3443 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3445 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3447 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3449 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3451 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3452 requirement for binutils 2.13.
3454 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3456 * combine.c (try_combine): Delete redundant i1 test. Call
3457 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3459 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3461 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3462 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3463 contents.
3464 <riscv64-*-elf>: Re-arrange section
3465 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3466 <riscv32-*-linux>: Likewise.
3467 <riscv64-*-elf>: Likewise
3468 <riscv64-*-linux>: Likewise.
3470 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3472 PR target/80052
3473 * aarch64.opt(verbose-cost-dump): Fix typo.
3475 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3477 PR target/79951
3478 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3479 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3481 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3483 * reload.c (find_reloads): When reloading a nonoffsettable address,
3484 use RELOAD_OTHER for it and its address reloads.
3486 PR rtl-optimization/79910
3487 * combine.c (record_used_regs): New static function.
3488 (try_combine): Handle situations where there is an additional
3489 instruction between I2 and I3 which needs to have a LOG_LINK
3490 updated.
3492 2017-03-17 Jeff Law <law@redhat.com>
3494 PR tree-optimization/71437
3495 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3496 conditional in the hash table first.
3497 (vrp_dom_walker::before_dom_children): Extract condition from
3498 ASSERT_EXPR. Record condition, its inverion and any implied
3499 conditions as well.
3501 2017-03-17 Marek Polacek <polacek@redhat.com>
3502 Markus Trippelsdorf <markus@trippelsdorf.de>
3504 PR tree-optimization/80079
3505 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3506 m_stores_head.
3508 2017-03-17 Richard Biener <rguenther@suse.de>
3510 PR middle-end/80075
3511 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3512 Properly verify the LHS before the RHS possibly claims to be
3513 handled.
3514 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3515 do not throw.
3517 2017-03-17 Martin Jambor <mjambor@suse.cz>
3519 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3520 (List of -O2 options): Likewise.
3521 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3522 (-fipa-vrp) New.
3524 2017-03-17 Tom de Vries <tom@codesourcery.com>
3526 * gcov-dump.c (print_usage): Print bug_report_url.
3528 2017-03-17 Richard Biener <rguenther@suse.de>
3530 PR middle-end/80050
3531 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3532 (parser::peek): Likewise.
3534 2017-03-17 Richard Biener <rguenther@suse.de>
3536 PR tree-optimization/80048
3537 * sese.c (free_sese_info): Properly release rename_map and
3538 copied_bb_map elements.
3540 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3542 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3543 Add linked-list forward and backlinks. Insert on
3544 construction, remove on destruction.
3545 (class pass_store_merging): Add m_stores_head field.
3546 (pass_store_merging::terminate_and_process_all_chains):
3547 Iterate over m_stores_head list.
3548 (pass_store_merging::terminate_all_aliasing_chains):
3549 Likewise.
3550 (pass_store_merging::execute): Check for debug stmts first.
3551 Push new chains onto the m_stores_head stack.
3553 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3555 PR target/71294
3556 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3557 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3558 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3560 2017-03-16 Jeff Law <law@redhat.com>
3562 PR tree-optimization/71437
3563 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3564 member function. Implementation moved into after_dom_children
3565 member function and into the threader's thread_outgoing_edges
3566 function.
3567 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3568 some code into new thread_outgoing_edges.
3569 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3570 definition. Simplify marker handling (do it here). Assume we always
3571 have the available expression and the const/copies tables.
3572 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3573 and tree-vrp.c
3574 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3575 * tree-vrp.c (equiv_stack): No longer file scoped.
3576 (vrp_dom_walker): New class.
3577 (vrp_dom_walker::before_dom_children): New member function.
3578 (vrp_dom_walker::after_dom_children): Likewise.
3579 (identify_jump_threads): Setup domwalker. Use it rather than
3580 walking edges in a random order by hand. Simplify setup/finalization.
3581 (finalize_jump_threads): Remove.
3582 (vrp_finalize): Do not call identify_jump_threads here.
3583 (execute_vrp): Do it here instead and call thread_through_all_blocks
3584 here too.
3586 PR tree-optimization/71437
3587 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3588 callers changed.
3589 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3590 callers changed.
3591 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3592 (dom_opt_dom_walker::thread_across_edge): Remove
3593 handle_dominating_asserts argument. All callers changed.
3594 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3595 changes. Remove calls to lhs_of_dominating_assert. Other
3596 uses of handle_dominating_asserts turn into unconditional code
3597 (simplify_control_stmt_condition_1): Likewise.
3598 (simplify_control_stmt_condition): Likewise.
3599 (thread_through_normal_block, thread_across_edge): Likewise.
3600 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3601 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3602 object if it is not an SSA_NAME.
3603 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3604 before calling into the VRP specific simplifiers.
3605 (identify_jump_threads): Remove handle_dominating_asserts
3606 argument.
3608 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3610 PR fortran/79886
3611 * tree-diagnostic.c (default_tree_printer): No longer static.
3612 * tree-diagnostic.h (default_tree_printer): New prototype.
3614 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3616 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3617 Change ins into fmov.
3619 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3621 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3622 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3623 Use h_con constraint for operand 1.
3624 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3625 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3627 2017-03-15 Jeff Law <law@redhat.com>
3629 PR tree-optimization/71437
3630 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3631 (record_temporary_equivalences): Use it.
3633 PR tree-optimization/71437
3634 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3635 tree-ssa-scopedtables.
3636 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3637 (record_conditions, record_cond, vuse_eq): Likewise.
3638 (record_edge_info): Adjust to API tweak of record_conditions.
3639 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3640 (record_temporary_equivalences, optimize_stmt): Likewise.
3641 (eliminate_redundant_computations): Likewise.
3642 (record_equivalences_from_stmt): Likewise.
3643 * tree-ssa-scopedtables.c: Include options.h and params.h.
3644 (vuse_eq): New function, moved from tree-ssa-dom.c
3645 (build_and_record_new_cond): Likewise.
3646 (record_conditions): Likewise. Accept vector of conditions rather
3647 than edge_equivalence structure for first argument.
3648 for the first argument.
3649 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3650 from tree-ssa-dom.c.
3651 (avail_exprs_stack::record_cond): Likewise.
3652 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3653 from tree-ssa-dom.c.
3654 (avail_exprs_stack): Add new member functions lookup_avail_expr
3655 and record_cond.
3656 (record_conditions): Declare.
3658 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3660 PR target/80017
3661 * lra-constraints.c (process_alt_operands): Increase reject for
3662 reloading an input/output operand.
3664 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3666 PR target/79038
3667 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3668 insns to convert from signed/unsigned char/short to IEEE 128-bit
3669 floating point.
3670 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3672 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3674 PR target/80019
3675 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3676 subreg of inner mode for values already in registers.
3678 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3680 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3681 iteration reg is used after the loop.
3683 2017-03-14 Martin Sebor <msebor@redhat.com>
3685 PR tree-optimization/79800
3686 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3687 precision in negative-positive range.
3688 (format_floating): Call non-const overload with adjusted precision.
3690 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3692 PR target/79947
3693 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3694 -mpowerpc-gfxopt.
3696 2017-03-14 Martin Sebor <msebor@redhat.com>
3698 PR middle-end/80020
3699 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3700 * builtins.def (aligned_alloc): Use it.
3702 PR c/79936
3703 * Makefile.in (GTFILES): Add calls.c.
3704 * calls.c: Include "gt-calls.h".
3706 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3708 PR rtl-optimization/79728
3709 * regs.h (struct target_regs): New field
3710 x_contains_allocatable_regs_of_mode.
3711 (contains_allocatable_regs_of_mode): New macro.
3712 * reginfo.c (init_reg_sets_1): Initialize it, and change
3713 contains_reg_of_mode so it includes global regs as well.
3714 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3715 rather than contains_regs_of_mode.
3717 2017-03-14 Martin Liska <mliska@suse.cz>
3719 * doc/invoke.texi: Document options that can't be combined with
3720 -fcheck-pointer-bounds.
3722 2017-03-14 Martin Liska <mliska@suse.cz>
3724 PR middle-end/79831
3725 * doc/invoke.texi (-Wchkp): Document the option.
3727 2017-03-14 Martin Liska <mliska@suse.cz>
3729 * Makefile.in: Install gcov-dump.
3731 2017-03-14 Martin Liska <mliska@suse.cz>
3733 * multiple_target.c (expand_target_clones): Bail out for
3734 an invalid attribute.
3736 2017-03-14 Richard Biener <rguenther@suse.de>
3738 * alias.c (struct alias_set_entry): Pack properly.
3739 * cfgloop.h (struct loop): Likewise.
3740 * cse.c (struct set): Likewise.
3741 * ipa-utils.c (struct searchc_env): Likewise.
3742 * loop-invariant.c (struct invariant): Likewise.
3743 * lra-remat.c (struct cand): Likewise.
3744 * recog.c (struct change_t): Likewise.
3745 * rtl.h (struct address_info): Likewise.
3746 * symbol-summary.h (function_summary): Likewise.
3747 * tree-loop-distribution.c (struct partition): Likewise.
3748 * tree-object-size.c (struct object_size_info): Likewise.
3749 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3750 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3751 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3752 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3753 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3754 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3755 (struct _stmt_vec_info): Likewise.
3757 2017-03-14 Martin Liska <mliska@suse.cz>
3759 PR target/79892
3760 * multiple_target.c (create_dispatcher_calls): Check that
3761 a target can create a function dispatcher.
3763 2017-03-14 Martin Liska <mliska@suse.cz>
3765 PR lto/66295
3766 * multiple_target.c (expand_target_clones): Drop local.local
3767 flag for default implementation.
3769 2017-03-14 Richard Biener <rguenther@suse.de>
3771 PR tree-optimization/80030
3772 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3774 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3776 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3777 gcc_fallthrough() instead of __attribute__((fallthrough));
3779 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3781 * doc/gcc.texi: Remove "up" link to (DIR).
3782 * doc/gccint.texi: Ditto.
3784 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3786 * doc/install.texi (Specific) <avr>: Remove reference to
3787 binutils 2.13.
3789 2017-03-13 Jeff Law <law@redhat.com>
3791 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3792 attribute rather than comments.
3794 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3795 match_scratch operand is highest.
3797 2017-03-13 Martin Liska <mliska@suse.cz>
3799 PR middle-end/78339
3800 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3801 is a CHKP clone, use original declaration.
3803 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3805 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3806 (arc_conditional_register_usage): Use a different allocation order
3807 when optimizing for size.
3808 * common/config/arc/arc-common.c (arc_option_optimization_table):
3809 Section anchors default on when optimizing for size.
3811 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3813 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3815 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3817 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3818 * config/arc/arc.md (cpu_facility): Add cd variant.
3819 (*movqi_insn): Add code density variant.
3820 (*movhi_insn): Likewise.
3821 (*movqi_insn): Likewise.
3822 (*addsi3_mixed): Likewise.
3823 (subsi3_insn): Likewise.
3825 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3827 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3829 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3831 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3832 expressions with MINUS and UNARY ops.
3834 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3836 PR target/79911
3837 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3838 Rename to...
3839 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3840 between vec_select and vector argument.
3841 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3842 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3843 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3844 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3845 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3846 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3848 2017-03-13 Richard Biener <rguenther@suse.de>
3850 PR other/79991
3851 * params.def (vect-max-peeling-for-alignment): Fix typo.
3853 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3855 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3856 issue that only occurred with binutils below 2.18.
3858 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3860 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3861 refer to binutils 2.11/2.12 minimum.
3863 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3865 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3866 ftp.kernel.org and simplify binutils requirement.
3868 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3870 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3871 optimization.
3872 (Optimize Options): Ditto. Also remove redundancy.
3874 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3876 PR translation/79848
3877 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3878 "%qs".
3879 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3880 to G_ to avoid double translation.
3882 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3884 PR translation/79923
3885 * auto-profile.c (get_combined_location): Convert leading
3886 character of diagnostics to lower case and remove trailing period.
3887 (read_profile): Likewise for various diagnostics.
3888 * config/arm/arm.c (arm_option_override): Remove trailing period
3889 from various diagnostics.
3890 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3891 (msp430_expand_delay_cycles): Likewise.
3893 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3895 PR target/79925
3896 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3897 full command-line argument, rather than just "str".
3898 (aarch64_validate_march): Likewise.
3899 (aarch64_validate_mtune): Likewise.
3901 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3903 PR rtl-optimization/78911
3904 * lra-assigns.c (must_not_spill_p): New function.
3905 (spill_for): Use it.
3907 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3909 PR tree-optimization/79981
3910 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3911 ATOMIC_COMPARE_EXCHANGE ifn result.
3912 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3913 IFN_ATOMIC_COMPARE_EXCHANGE.
3915 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3917 PR driver/79875
3918 * opts.c (parse_sanitizer_options): Add missing question mark to
3919 "did you mean" message.
3921 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3923 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3924 built-in.
3925 (VMULEUH_UNS): Likewise.
3926 (VMULOUB_UNS): Likewise.
3927 (VMULOUH_UNS): Likewise.
3928 * config/rs6000/rs6000.c (builtin_function_type): Remove
3929 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3931 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3933 PR bootstrap/79952
3934 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3935 x with result of extra_parsing_for_operand_code_0.
3936 (function_reader::extra_parsing_for_operand_code_0): Convert
3937 return type from void to rtx, returning x. When reading
3938 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3939 larger size containing struct block_symbol.
3941 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3943 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3944 -mfloat128-hardware without -m64.
3946 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3948 PR target/79941
3949 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3950 entries to the case statement that marks unsigned arguments to
3951 overloaded functions.
3953 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3955 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3956 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3958 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3960 PR target/79907
3961 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3962 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3964 2017-03-10 Martin Liska <mliska@suse.cz>
3966 PR target/65705
3967 PR target/69804
3968 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3969 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3970 FIELD != NULL.
3972 2017-03-10 Olivier Hainque <hainque@adacore.com>
3974 * tree-switch-conversion (array_value_type): Start by resetting
3975 candidate type to it's main variant.
3977 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3979 PR rtl-optimization/79909
3980 * combine.c (try_combine): Use simplify_replace_rtx on individual
3981 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3982 of the whole CALL_INSN_FUNCTION_USAGE.
3984 PR tree-optimization/79972
3985 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3986 get_range_info on SSA_NAMEs. Formatting fixes.
3988 2017-03-10 Richard Biener <rguenther@suse.de>
3989 Jakub Jelinek <jakub@redhat.com>
3991 PR tree-optimization/77975
3992 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3993 edge to be constant.
3994 (get_val_for): For constant x return it. Formatting fix.
3995 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3996 would use the same bases as the current one.
3998 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4000 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4001 instead of vec_select for V1TImode.
4002 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4003 longer needed.
4004 (VSX_LE_128): Add V1TI to this mode iterator.
4005 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4006 (*vsx_le_perm_store_<mode>): Likewise.
4007 (pre-reload splitter for VSX stores): Likewise.
4008 (post-reload splitter for VSX stores): Likewise.
4009 (*vsx_xxpermdi2_le_<mode>): Likewise.
4010 (*vsx_lxvd2x2_le_<mode>): Likewise.
4011 (*vsx_stxvd2x2_le_<mode>): Likewise.
4013 2017-03-09 Michael Eager <eager@eagercon.com>
4015 Correct failures with --enable-checking=yes,rtl.
4017 * config/microblaze/microblaze.c (microblaze_expand_shift):
4018 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4019 test for const0_rtx.
4020 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4021 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4023 2017-03-09 Richard Biener <rguenther@suse.de>
4025 PR tree-optimization/79977
4026 * graphite-scop-detection.c (scop_detection::merge_sese):
4027 Handle the case of extra exits to blocks dominating the entry.
4029 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4031 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4032 Document rdynamic.
4034 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4036 PR rtl-optimization/79949
4037 * lra-constraints.c (process_alt_operands): Check memory when
4038 trying to predict a cycle. Print about the overall increase.
4040 2017-03-09 Richard Biener <rguenther@suse.de>
4042 PR middle-end/79971
4043 * gimple-expr.c (useless_type_conversion_p): Preserve
4044 TYPE_SATURATING for fixed-point types.
4046 2017-03-09 Richard Biener <rguenther@suse.de>
4048 PR ipa/79970
4049 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4050 alignment of BLKmode params.
4052 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4054 PR target/79913
4055 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4056 (VALL_NO_V2Q): Likewise.
4057 (VDQF_DF): Delete.
4058 * config/aarch64/aarch64-simd.md
4059 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4060 iterator.
4061 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4062 VALL_NO_V2Q mode iterator.
4063 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4065 2017-03-09 Martin Liska <mliska@suse.cz>
4067 PR tree-optimization/79631
4068 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4069 tree_int_cst_sign_bit just for INTEGER constants.
4071 2017-03-09 Martin Liska <mliska@suse.cz>
4073 PR target/65705
4074 PR target/69804
4075 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4076 sanitizers.
4078 2017-03-09 Marek Polacek <polacek@redhat.com>
4080 PR c++/79672
4081 * tree.c (inchash::add_expr): Handle TREE_VEC.
4083 2017-03-09 Martin Liska <mliska@suse.cz>
4085 PR ipa/79764
4086 (chkp_narrow_size_and_offset): New function.
4087 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4088 (void chkp_parse_bit_field_ref): New function.
4089 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4090 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4092 2017-03-09 Martin Liska <mliska@suse.cz>
4094 PR ipa/79761
4095 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4096 (chkp_find_bounds_1): Remove gcc_unreachable.
4098 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4100 PR sanitizer/79944
4101 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4102 BUILT_IN_SYNC*, determine the access type from the size suffix and
4103 always build a MEM_REF with that type. Handle forgotten
4104 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4106 PR target/79932
4107 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4108 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4109 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4110 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4111 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4112 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4113 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4114 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4115 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4116 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4117 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4118 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4119 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4120 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4121 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4122 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4123 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4124 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4125 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4126 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4127 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4128 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4129 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4130 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4131 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4132 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4133 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4134 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4135 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4136 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4137 definitions outside of __OPTIMIZE__ guarded section.
4139 PR target/79932
4140 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4141 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4142 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4143 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4144 guarded section.
4146 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4148 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4149 ("vfenez<mode>"): Add missing constraints.
4151 2017-03-08 Martin Sebor <msebor@redhat.com>
4153 PR target/79928
4154 * config/nds32/nds32.c (nds32_option_override):
4155 Fix misspelled diagnostic.
4157 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4159 PR c/79940
4160 * gimplify.c (gimplify_omp_for): Replace index var in outer
4161 taskloop statement with an artificial variable and add
4162 OMP_CLAUSE_PRIVATE clause for it.
4164 2017-03-08 Richard Biener <rguenther@suse.de>
4166 PR tree-optimization/79955
4167 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4168 for accesses that are completely outside of the variable.
4170 2017-03-08 Andrew Haley <aph@redhat.com>
4172 PR tree-optimization/79943
4173 * tree-ssa-loop-split.c (compute_new_first_bound): When
4174 calculating the new upper bound, (END-BEG) should be added, not
4175 subtracted.
4177 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4179 * config/avr/avr.md (setmemhi): Make sure match_dup
4180 operand number comes before match_scratch.
4182 2017-03-08 Richard Biener <rguenther@suse.de>
4184 PR tree-optimization/79920
4185 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4186 with ncopies == 1 to ...
4187 (vect_transform_slp_perm_load): ... here. Properly compute
4188 all element loads by iterating VF times over the group. Do
4189 not handle ncopies (computed in a broken way) in
4190 vect_create_mask_and_perm.
4192 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4194 PR sanitizer/79904
4195 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4196 is a uniform vector, use uniform_vector_p return value instead of
4197 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4199 2017-03-07 Marek Polacek <polacek@redhat.com>
4201 PR middle-end/79809
4202 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4203 (alloca_call_type): Likewise.
4205 2017-03-07 Martin Liska <mliska@suse.cz>
4207 * gcov.c (process_args): Put comment to correct location.
4209 2017-03-07 Martin Liska <mliska@suse.cz>
4211 PR middle-end/68270
4212 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4213 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4214 (chkp_narrow_bounds_for_field): Likewise.
4215 (chkp_parse_array_and_component_ref): Pass one more argument to
4216 call.
4218 2017-03-07 Richard Biener <rguenther@suse.de>
4220 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4221 preheaders.
4223 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4225 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4226 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4228 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4230 PR c/79855
4231 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4232 to end of description.
4233 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4235 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4237 PR rtl-optimization/79901
4238 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4239 ...
4240 (*avx512f_<code><mode>3<mask_name>): ... this.
4241 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4242 iterator instead of VI8_AVX2_AVX512BW.
4244 PR rtl-optimization/79901
4245 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4246 min/max expander, expand it using expand_vec_cond_expr.
4248 PR sanitizer/79897
4249 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4250 temporary.
4252 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4254 PR c++/79821
4255 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4256 to void * for PCH reasons.
4257 * dwarf2out.c (output_loc_operands, output_die): Cast
4258 v.val_vec.array to unsigned char *.
4260 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4262 PR target/77850
4263 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4264 vector types.
4266 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4268 PR rtl-optimization/79571
4269 * lra-constraints.c (process_alt_operands): Calculate static
4270 reject and subtract it from overall when only addresses will be
4271 reloaded.
4273 2017-03-06 Julia Koval <julia.koval@intel.com>
4275 PR target/79793
4276 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4277 incoming stack boundary to 128 for 64-bit targets.
4279 2017-03-06 Richard Biener <rguenther@suse.de>
4281 PR tree-optimization/79894
4282 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4283 to NULL after folding it.
4285 2017-03-06 Richard Biener <rguenther@suse.de>
4287 PR tree-optimization/79824
4288 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4289 check disabling peeling for gaps.
4291 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4293 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4294 attributes): Document gettimeofday.
4296 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4298 * config/s390/s390.c (s390_option_override_internal): Set
4299 PARAM_MIN_VECT_LOOP_BOUND
4301 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4303 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4304 * config/s390/s390.md: Likewise.
4306 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4308 PR target/79812
4309 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4310 (<avx2_avx512>_perm<mode>): Rename to ...
4311 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4312 of VI8F_256_512.
4313 (<avx512>_perm<mode>_mask): Rename to ...
4314 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4315 of VI8F_256_512.
4316 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4317 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4318 instead of VI8F_256_512.
4319 (avx512f_perm<mode>): New define_expand.
4320 (avx512f_perm<mode>_mask): Likewise.
4321 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4322 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4324 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4326 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4327 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4328 if_then_else.
4329 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4331 2017-03-06 Martin Liska <mliska@suse.cz>
4333 PR sanitize/79783
4334 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4335 when having a SSA NAME w/o VAR_DECL assigned to it.
4337 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4339 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4340 msa_dpsub_<su>_d): Fix MODE for vec_select.
4342 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4344 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4345 argument.
4346 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4348 2017-03-06 Richard Biener <rguenther@suse.de>
4350 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4351 * plugin.c (register_plugin_info): Likewise.
4352 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4354 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4356 * config/i386/sse.md (sse_storehps, sse_storelps,
4357 avx_<castmode><avxsizesuffix>_<castmode>,
4358 avx512f_<castmode><avxsizesuffix>_<castmode>,
4359 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4360 in condition that at least one operand is not a MEM.
4362 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4364 PR middle-end/79805
4365 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4366 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4367 ECF_NOTHROW.
4368 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4369 gimple_call_nothrow_p flag based on whether original builtin can throw.
4370 If it can, emit following stmts on the fallthrough edge.
4371 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4372 don't create new bb if inserting just debug stmts on the edge, try to
4373 insert them on the fallthru bb or just reset debug stmts.
4375 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4377 PR target/43763
4378 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4379 restore recog_data (including the operand rtxes inside it) around
4380 the call to get_insn_template.
4382 2017-03-03 Martin Sebor <msebor@redhat.com>
4384 PR tree-optimization/79699
4385 * context.c (context::~context): Free MPFR caches to avoid
4386 a memory leak on program exit.
4388 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4390 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4391 Use wide_int::ulow () instead of .elt (0).
4393 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4395 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4396 (*pushxf): Limit oF constraint to 32bit targets and add oC
4397 constraint for 64bit targets.
4398 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4399 (*pushdf): Change rmF constraint to rmC.
4401 2017-03-03 Martin Liska <mliska@suse.cz>
4403 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4404 Remove unused variable.
4406 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4408 PR target/79807
4409 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4410 is a memory operand, increase num_memory.
4411 (ix86_expand_args_builtin): Likewise.
4413 2017-03-03 Jan Hubicka <jh@suse.cz>
4415 PR lto/79760
4416 * ipa-devirt.c (maybe_record_node): Properly handle
4417 __cxa_pure_virtual visibility.
4419 2017-03-03 Martin Liska <mliska@suse.cz>
4421 PR tree-optimization/79803
4422 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4423 assert.
4424 (pass_loop_prefetch::execute): Disabled optimization if an
4425 assumption about L1 cache size is not met.
4427 2017-03-03 Martin Liska <mliska@suse.cz>
4429 PR rtl-optimization/79574
4430 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4431 (hash_scan_set): Likewise.
4432 (dump_hash_table): Likewise.
4433 (hoist_code): Likewise.
4435 2017-03-03 Richard Biener <rguenther@suse.de>
4437 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4438 in place of uhigh ().
4439 (fixed_convert_from_real): Likewise.
4441 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4443 PR target/79514
4444 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4446 2017-03-03 Richard Biener <rguenther@suse.de>
4448 PR middle-end/79818
4449 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4450 TYPE_OVERFLOW_UNDEFINED check.
4452 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4454 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4455 numbers.
4456 (vector_ae_<mode>_p): Likewise.
4457 (vector_nez_<mode>_p): Likewise.
4458 (vector_ne_v2di_p): Likewise.
4459 (vector_ae_v2di_p): Likewise.
4460 (vector_ne_<mode>_p): Likewise.
4461 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4462 numbers.
4463 (vsx_tsqrt<mode>2_fe): Likewise.
4465 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4467 PR target/79514
4468 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4470 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4472 PR rtl-optimization/79780
4473 * cprop.c (one_cprop_pass): When second and further conditional trap
4474 in a single basic block is turned into an unconditional trap, turn it
4475 into a deleted note to avoid RTL verification failures.
4477 2017-03-02 Richard Biener <rguenther@suse.de>
4479 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4481 2017-03-02 Richard Biener <rguenther@suse.de>
4483 PR tree-optimization/79345
4484 PR c++/42000
4485 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4486 param and abort the walk, returning -1 if it is hit.
4487 (walk_aliased_vdefs): Take a limit param and pass it on.
4488 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4489 defaulting to 0 and return a signed int.
4490 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4491 (check_defs): New helper.
4492 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4493 about uninitialized memory.
4494 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4495 bogus uninitialized warning.
4496 (fixed_convert_from_real): Likewise.
4498 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4500 PR tree-optimization/66768
4501 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4502 iv_use if base object can't be determined.
4504 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4506 PR tree-optimization/79345
4507 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4508 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4509 (get_pattern_stats): Initialize it.
4510 * genemit.c (gen_expand): Verify match_scratch numbers come after
4511 match_operand/match_dup numbers.
4512 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4513 match_scratch numbers.
4514 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4515 Likewise.
4516 * config/s390/s390.md (trunctdsd2): Likewise.
4518 2017-03-02 Richard Biener <rguenther@suse.de>
4520 * wide-int.h (wide_int_storage::operator=): Implement in terms
4521 of wi::copy.
4523 2017-03-02 Richard Biener <rguenther@suse.de>
4525 PR tree-optimization/79777
4526 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4527 the to insert expression to sth existing.
4529 2017-03-01 Martin Sebor <msebor@redhat.com>
4531 PR middle-end/79692
4532 * gimple-ssa-sprintf.c
4533 (directive::known_width_and_precision): New function.
4534 (format_integer): Use it.
4535 (get_mpfr_format_length): Consider the full range of precision
4536 when computing %g output with the # flag. Set the likely byte
4537 count to 3 rather than 1 when precision is indeterminate.
4538 (format_floating): Correct the lower bound of precision.
4540 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4542 * doc/invoke.texi: Document default code model for 64-bit Linux.
4544 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4546 PR target/79752
4547 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4548 udiv rather than div since input pattern is unsigned.
4550 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/i386.c (print_reg): Warn for values of
4553 unsupported size in integer register.
4555 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4557 PR target/79439
4558 * config/rs6000/predicates.md (current_file_function_operand): Do
4559 not allow self calls to be local if the function is replaceable.
4561 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4563 PR target/79395
4564 * config/rs6000/altivec.h (vec_ctz and others): Change the
4565 preprocessor macro that controls conditional compilation from
4566 _ARCH_PWR9 to __POWER9_VECTOR__.
4567 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4568 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4569 control (instead of _ARCH_PWR9 control) so that template
4570 definition uses power9-specific function.
4571 (vec_any_eq): Likewise.
4572 (vec_all_ne): Change macro definition to use a power9-specific
4573 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4574 _ARCH_PWR9 control).
4575 (vec_any_eq) Likewise.
4576 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4577 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4578 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4579 support for xvcmpnedp instruction.
4580 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4581 macro expansion so that Power9 implementation of vec_all_ne does
4582 not use the AltiVec predicate framework.
4583 (VCMPNEH_P): Likewise.
4584 (VCMPNEW_P): Likewise.
4585 (VCMPNED_P): Likewise.
4586 (VCMPNEFP_P): Likewise.
4587 (VCMPNEDP_P): Likewise.
4588 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4589 implementation of vec_any_eq to not use AltiVec predicate
4590 framework.
4591 (VCMPAEH_P): Likewise.
4592 (VCMPAEW_P): Likewise.
4593 (VCMPAED_P): Likewise.
4594 (VCMPAEFP_P): Likewise.
4595 (VCMPAEDP_P): Likewise.
4596 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4597 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4598 not use the AltiVec predicate framework.
4599 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4600 of vec_any_eq to not use AltiVec predicate framework.
4601 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4602 support for predefined __POWER9_VECTOR__ macro to indicate that
4603 Power9 instruction selection is enabled.
4604 (altivec_overloaded_builtins): Remove extraneous
4605 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4606 function argument types RS6000_BTI_bool_V16QI and
4607 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4608 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4609 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4610 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4611 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4612 Power9 for implementations of vec_cmpne. Change the signature for
4613 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4614 (representing vec_all_ne) to remove the previously described first
4615 argument of type RS6000_BTI_INTSI, as this was an artifact of
4616 reliance on the AltiVec predicate framework, which is no longer
4617 used in the implementation of these functions. Add
4618 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4619 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4620 since, unlike the AltiVec predicate framework implementation, we
4621 do not share function descriptors between vec_alle and vec_anyeq.
4622 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4623 set of modes that receive special treatment even when
4624 TARGET_P9_VECTOR is true. The special treatment emits code that
4625 does not depend on Power9 instructions.
4626 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4627 define_expand to not rely on AltiVec predicate framework.
4628 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4629 function.
4630 (vector_ne_v2di_p): Change this define_expand to not rely on
4631 AltiVec predicate framework.
4632 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4633 function.
4634 (vector_ne_<mode>_p): Change this define_expand to not rely on
4635 AltiVec predicate framework.
4636 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4637 function.
4638 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4639 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4640 define_insn pattern.
4641 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4642 define_insn pattern because the xvcmpne<VSs>. instruction is not
4643 supported.
4644 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4645 instruction is not supported.
4647 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4649 * config/nvptx/nvptx.c: Include intl.h.
4651 2017-03-01 Martin Jambor <mjambor@suse.cz>
4653 PR lto/78140
4654 * ipa-prop.h (ipa_bits): Removed field known.
4655 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4656 to pointers. Adjusted their comments to warn about their sharing.
4657 (ipcp_transformation_summary): Change bits to a vector of pointers.
4658 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4659 (ipa_get_ipa_bits_for_value): Declare.
4660 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4661 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4662 (ipa_bits_hash_table): Likewise.
4663 (ipa_vr_ggc_hash_traits): Likewise.
4664 (ipa_vr_hash_table): Likewise.
4665 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4666 being pointers and vr_known being removed.
4667 (ipa_set_jf_unknown): Likewise.
4668 (ipa_get_ipa_bits_for_value): New function.
4669 (ipa_set_jfunc_bits): Likewise.
4670 (ipa_get_value_range): New overloaded functions.
4671 (ipa_set_jfunc_vr): Likewise.
4672 (ipa_compute_jump_functions_for_edge): Use the above functions to
4673 construct bits and vr parts of jump functions.
4674 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4675 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4676 exist.
4677 (ipcp_grow_transformations_if_necessary): Also allocate
4678 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4679 exist.
4680 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4681 them. Fix too long lines.
4682 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4683 vr_known being removed.
4684 (ipa_read_jump_function): Use new setter functions to construct bits
4685 and vr parts of jump functions or set them to NULL.
4686 (write_ipcp_transformation_info): Adjust for bits being pointers.
4687 (read_ipcp_transformation_info): Likewise.
4688 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4689 space.
4690 Include gt-ipa-prop.h.
4691 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4692 being pointers.
4693 (ipcp_store_bits_results): Likewise.
4694 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4695 Do not write to existing jump functions but use a temporary instead.
4697 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4699 PR c++/79681
4700 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4701 attempt to use its first operand as BIT_FIELD_REF base.
4703 2017-03-01 Richard Biener <rguenther@suse.de>
4705 PR middle-end/79721
4706 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4707 interpolating formula in wrapping arithmetic.
4708 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4710 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4712 PR tree-optimization/79734
4713 * tree-vect-generic.c (expand_vector_condition): Optimize
4714 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4715 Handle VEC_COND_EXPR where comparison has different inner width from
4716 type's inner width.
4718 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4720 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4721 markup, and similar issues. Remove @opindex entries for things
4722 that aren't options. Add missing -mmpy-option entries.
4724 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4726 PR tree-optimization/79737
4727 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4728 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4729 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4730 instead of byte_size. Formatting fix.
4731 (shift_bytes_in_array_right): Formatting fix.
4733 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4735 PR target/79749
4736 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4737 condition on optimize for the leaf function test.
4739 2017-02-28 Martin Liska <mliska@suse.cz>
4741 PR lto/79625
4742 * read-rtl-function.c (function_reader::handle_unknown_directive):
4743 Bail out when one uses -flto.
4745 2017-02-28 Martin Liska <mliska@suse.cz>
4747 * common.opt: Replace space with tabular for options of <number>
4748 type.
4749 * config/i386/i386.opt: Show <number> value for
4750 -mlarge-data-threshold.
4751 * opts.c (print_filtered_help): Do not display number in hexadecimal
4752 format.
4754 2017-02-28 Martin Liska <mliska@suse.cz>
4756 * common.opt: Fix --help=option -Q for options which are of
4757 an enum type.
4759 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4761 * config/i386/i386.c (print_reg): Error out for values
4762 of 8-bit size in invalid integer register.
4764 2017-02-28 Martin Sebor <msebor@redhat.com>
4766 PR tree-optimization/79691
4767 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4769 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4771 PR target/79729
4772 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4773 gcc_unreachable with output_operand_lossage.
4775 2017-02-28 Richard Biener <rguenther@suse.de>
4777 PR tree-optimization/79740
4778 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4779 inserts.
4780 (visit_nary_op): Insert the nary into the hashtable if we
4781 pattern-matched sth.
4782 * tree-ssa-pre.c (eliminate_insert): Robustify.
4784 2017-02-28 Richard Biener <rguenther@suse.de>
4786 PR middle-end/79731
4787 * fold-const.c (decode_field_reference): Reject out-of-bound
4788 accesses.
4790 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4792 * config/i386/i386.c: Include intl.h.
4793 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4794 instead of just cond ? "..." : "...".
4795 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4796 * coverage.c (read_counts_file): Likewise.
4797 * omp-offload.c: Include intl.h.
4798 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4799 of just cond ? "..." : "...".
4800 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4801 of just cond ? "..." : "...".
4803 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4805 PR target/79742
4806 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4807 entry, if present.
4808 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4809 'tune for' CPU name.
4810 * config/arm/arm-cpu-data.h: Regenerated.
4812 2017-02-28 Richard Biener <rguenther@suse.de>
4814 PR tree-optimization/79732
4815 * tree-inline.c (expand_call_inline): Do not shadow var.
4817 2017-02-28 Richard Biener <rguenther@suse.de>
4819 PR tree-optimization/79723
4820 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4821 address-space properly.
4823 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4825 * doc/optinfo.texi (Optimization groups): Fix option used for
4826 OPTGROUP_ALL.
4827 * doc/invoke.texi (-fopt-info): Document "omp".
4828 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4829 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4830 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4831 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4832 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4834 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4835 all users.
4836 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4837 OPTGROUP_OMP with "omp".
4839 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4841 PR target/79544
4842 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4843 for arithmetic shift of unsigned V2DI.
4845 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4847 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4848 arc/linux.h headers.
4849 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4850 (LINK_SPEC): Likewise.
4851 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4852 (EXTRA_SPECS): Likewise.
4853 (STARTFILE_SPEC): Likewise.
4854 (ENDFILE_SPEC): Likewise.
4855 (LIB_SPEC): Likewise.
4856 (TARGET_SDATA_DEFAULT): Likewise.
4857 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4858 (MULTILIB_DEFAULTS): Likewise.
4859 (DWARF2_UNWIND_INFO): Likewise.
4860 * config/arc/big.h: New file.
4861 * config/arc/elf.h: Likewise.
4862 * config/arc/linux.h: Likewise.
4863 * config/arc/t-uClibc: Remove.
4865 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4867 PR tree-optimization/77536
4868 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4869 (tree_transform_and_unroll_loop): Use above function to compute the
4870 estimated niter of unrolled loop and use it when scaling profile.
4871 Also use count info rather than frequency if it's non-zero.
4872 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4873 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4874 (vect_transform_loop): Call above function.
4876 2017-02-27 Richard Biener <rguenther@suse.de>
4878 PR tree-optimization/45397
4879 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4880 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4881 (visit_nary_op): Add pattern matching for CSEing sign-changed
4882 or truncated operations with wider ones.
4884 2017-02-27 Richard Biener <rguenther@suse.de>
4886 PR tree-optimization/79690
4887 * tree-vect-stmts.c (vectorizable_store): Use vector type
4888 built from the DR with address-space.
4890 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4892 * doc/invoke.texi (Optimize Options): Refine the description
4893 of asan-use-after-return.
4895 2017-02-25 Alan Modra <amodra@gmail.com>
4897 PR rtl-optimization/79584
4898 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4899 base, not ad->base_term, the reg within base. Remove assertion
4900 that ad->base == ad->base_term. Replace gen_int_mode using
4901 bogus mode with const0_rtx.
4903 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4905 PR middle-end/79396
4906 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4907 FMA_EXPR like tcc_binary or tcc_unary.
4909 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4911 PR debug/77589
4912 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4913 bitfield.
4914 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4915 (output_loc_operands): Handle DW_OP_call_ref and
4916 DW_OP_GNU_variable_value.
4917 (struct variable_value_struct): New type.
4918 (struct variable_value_hasher): Likewise.
4919 (variable_value_hash): New variable.
4920 (string_types): Remove.
4921 (copy_loc_descr): New function.
4922 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4923 (prepend_loc_descr_to_each): New function.
4924 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4925 instead of add_loc_descr_to_each if the first argument is single
4926 location list and the second has multiple.
4927 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4928 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4929 when looking for variable value which doesn't have other location info.
4930 (loc_list_from_tree): Formatting fix.
4931 (gen_array_type_die): Simplify DW_AT_string_length handling.
4932 (adjust_string_types): Remove.
4933 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4934 string_types. Call resolve_variable_values.
4935 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4936 (resolve_addr_in_expr): Likewise. Add A argument.
4937 (copy_deref_exprloc): Remove deref argument. Adjust for the
4938 original expression being DW_OP_GNU_variable_value with optionally
4939 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4940 optionally after it.
4941 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4942 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4943 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4944 (variable_value_hasher::hash, variable_value_hasher::equal): New
4945 methods.
4946 (resolve_variable_value_in_expr, resolve_variable_value,
4947 resolve_variable_values, note_variable_value_in_expr,
4948 note_variable_value): New functions.
4949 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4950 DIEs.
4952 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4954 PR c/79677
4955 * opts.h (handle_generated_option): Add GENERATED_P argument.
4956 * opts-common.c (handle_option): Adjust function comment.
4957 (handle_generated_option): Add GENERATED_P argument, pass it to
4958 handle_option.
4959 (control_warning_option): Pass false to handle_generated_option
4960 GENERATED_P.
4961 * opts.c (maybe_default_option): Pass true to handle_generated_option
4962 GENERATED_P.
4963 * optc-gen.awk: Likewise.
4965 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4967 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4968 a REG, look at the REG it is a SUBREG of.
4969 (splitter for cmpeqsi_t): Ditto.
4971 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4973 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4974 the special USEs with the pattern of the insn, not the insn itself.
4976 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4978 PR target/79473
4979 * doc/invoke.texi: Document -mload-store-pairs.
4981 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4982 Sandra Loosemore <sandra@codesourcery.com>
4984 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4985 argument isn't a CONST_INT.
4986 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4987 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4988 (nios2_validate_compare): Bypass alternate compare logic if *op2
4989 is not a CONST_INT.
4990 (ldstwm_operation_p): Return false if first_base is not a REG or
4991 if first_offset is not a CONST_INT.
4993 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4995 * config/cris/cris.md: Use correct operand in a define_peephole2.
4997 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4999 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5001 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5003 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5004 this_insn if it is an INSN or JUMP_INSN.
5005 (force_offsettable): Look at base, not at addr.
5006 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5007 on things that aren't necessarily CONST_INTs.
5009 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5011 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5012 -mfpmath=sse is the default also for x86-32 targets with SSE2
5013 instruction set when @option{-ffast-math} is enabled
5015 2017-02-24 Jeff Law <law@redhat.com>
5017 PR rtl-optimizatoin/79286
5018 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5019 dominance test.
5021 2017-02-24 Richard Biener <rguenther@suse.de>
5023 PR tree-optimization/79389
5024 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5025 debug insns.
5027 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5029 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5030 function comment to reflect reality.
5031 (loop_exits_before_overflow): Fix typo in function description.
5033 2017-02-24 Richard Biener <rguenther@suse.de>
5035 PR tree-optimization/79389
5036 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5037 properly that a threading opportunity exists. Detect conditional
5038 copy/constant propagation opportunities.
5040 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5042 * config/visium/visium.md (type): Add trap.
5043 (b): New mode attribute.
5044 (*btst): Rename into...
5045 (*btst<mode>): ...this and adjust.
5046 (*cbranchsi4_btst_insn): Rename into...
5047 (*cbranch<mode>4_btst_insn): ...this and adjust.
5048 (trap): New define_insn.
5050 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5052 PR tree-optimization/79389
5053 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5054 (noce_reversed_cond_code): New function.
5055 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5056 reversed_comparison_code. Formatting fix.
5057 (noce_try_store_flag): Test rev_cond != NULL in addition to
5058 reversed_comparison_code.
5059 (noce_try_store_flag_constants): Likewise.
5060 (noce_try_store_flag_mask): Likewise.
5061 (noce_try_addcc): Use rev_cond if non-NULL instead of
5062 reversed_comparison_code.
5063 (noce_try_cmove_arith): Likewise. Formatting fixes.
5064 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5065 (noce_find_if_block): Initialize rev_cond.
5066 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5067 instead of false as last argument never attempt to reverse it
5068 afterwards.
5070 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5072 PR tree-optimization/79663
5073 * tree-predcom.c (combine_chains): Process refs in reverse order
5074 only for ZERO length chains, and add explaining comment.
5076 2017-02-23 Jeff Law <law@redhat.com>
5078 PR tree-optimization/79578
5079 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5080 in call to operand_equal_p.
5082 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5084 PR target/71017
5085 * config/i386/cpuid.h: Fix another undefined behavior.
5087 2017-02-23 Richard Biener <rguenther@suse.de>
5089 PR tree-optimization/79683
5090 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5091 vector types for data-refs.
5093 2017-02-23 Martin Liska <mliska@suse.cz>
5095 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5097 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5099 PR middle-end/79665
5100 * internal-fn.c (get_range_pos_neg): Moved to ...
5101 * tree.c (get_range_pos_neg): ... here. No longer static.
5102 * tree.h (get_range_pos_neg): New prototype.
5103 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5104 are known to be in between 0 and signed maximum inclusive, try to
5105 expand both unsigned and signed divmod and use the cheaper one from
5106 those.
5108 2017-02-22 Jeff Law <law@redhat.com>
5110 PR tree-optimization/79578
5111 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5112 to compare base operands.
5114 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5116 PR target/79211
5117 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5118 gpc_reg_operand instead of fpr_reg_operand.
5120 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5122 * config/mips/mips.c (mips_return_in_memory): Force FP
5123 vector types to be returned in memory for o32 ABI.
5125 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5127 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5128 instead of DW_TAG_member for static data member declarations and don't
5129 set no_linkage_name for static inline data members.
5130 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5131 to DW_TAG_member.
5133 2017-02-22 Martin Liska <mliska@suse.cz>
5135 * doc/invoke.texi: Replace inequality signs with square brackets
5136 for -Wnormalized.
5138 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5140 PR tree-optimization/68644
5141 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5143 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5145 PR target/78660
5146 * lra-constraints.c (simplify_operand_subreg): Handle
5147 WORD_REGISTER_OPERATIONS targets.
5149 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5151 PR target/70465
5152 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5153 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5154 elimination by swapping fld*.
5156 2017-02-22 Richard Biener <rguenther@suse.de>
5158 PR tree-optimization/79673
5159 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5160 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5161 irrelevant address-space qualifiers and avoiding a
5162 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5164 2017-02-22 Richard Biener <rguenther@suse.de>
5166 PR tree-optimization/79666
5167 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5168 to not symbolically negate if that may introduce undefined
5169 overflow.
5171 2017-02-22 Martin Liska <mliska@suse.cz>
5173 PR lto/79587
5174 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5175 * data-streamer-out.c (streamer_write_gcov_count_stream):
5176 Likewise.
5177 * value-prof.c (stream_out_histogram_value): Make assert more
5178 precise based on type of counter.
5180 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5182 PR target/79593
5183 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5184 Use nonimmediate_operand instead of memory_operand for operand 1.
5185 (float-extend standard_x87sse_constant_load splitter): Ditto.
5187 2017-02-21 Jeff Law <law@redhat.com>
5189 PR tree-optimization/79621
5190 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5191 blocks with edges to themselves.
5193 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5195 PR target/79633
5196 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5197 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5198 Use gimple_call_builtin_p.
5200 PR target/79570
5201 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5202 on temporarily removed DEBUG_INSNs.
5204 PR tree-optimization/79649
5205 * tree-loop-distribution.c (classify_partition): Give up on
5206 non-generic address space loads/stores.
5208 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5210 * doc/loop.texi (Loop manipulation): Remove nonexistent
5211 tree_ssa_loop_version from the documentation.
5212 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5214 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5216 PR target/79494
5217 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5218 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5219 * config/rs6000/rs6000.c: Include except.h.
5220 (rs6000_expand_split_stack_prologue): Call
5221 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5223 2017-02-21 Martin Jambor <mjambor@suse.cz>
5225 PR lto/79579
5226 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5227 have been analyzed.
5229 2017-02-21 Martin Jambor <mjambor@suse.cz>
5231 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5232 for backward compatibility only.
5233 * doc/invoke.texi (Option Summary): Remove all references to
5234 -fipa-cp-alignment.
5236 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5238 PR target/78660
5239 Revert:
5240 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5242 * lra-constraints.c (curr_insn_transform): Handle
5243 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5245 2017-02-21 Martin Liska <mliska@suse.cz>
5247 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5249 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5251 PR translation/79638
5252 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5254 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5256 PR ada/67205
5257 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5258 (arm_function_ok_for_sibcall): Return false for an indirect call by
5259 descriptor if all the argument registers are used.
5260 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5261 alignment of the function.
5263 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5265 PR tree-optimization/61441
5266 * simplify-rtx.c (simplify_const_unary_operation): For
5267 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5268 the sNaN unmodified.
5270 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5272 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5273 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5274 instead of SYSTEM_HEADER_DIR.
5276 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5277 Martin Liška <mliska@suse.cz>
5279 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5280 Fix typos and grammar, use active voice, and clarify.
5282 2017-02-20 Marek Polacek <polacek@redhat.com>
5284 PR middle-end/79537
5285 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5287 PR sanitizer/79558
5288 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5290 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5292 PR target/79568
5293 * config/i386/i386.c (ix86_expand_builtin): Handle
5294 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5295 ix86_builtins_isa[fcode].isa as a requirement of those
5296 flags and any other flag in the bitmask.
5297 (ix86_init_mmx_sse_builtins): Use 0 instead of
5298 ~OPTION_MASK_ISA_64BIT as mask.
5299 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5300 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5301 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5302 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5304 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5306 PR target/78012
5307 * lra-constraints.c (split_reg): Check requested split mode
5308 is supported by the register.
5310 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5312 * lra-constraints.c (simplify_operand_subreg): Remove early
5313 return false.
5315 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5317 PR target/78660
5318 * lra-constraints.c (curr_insn_transform): Tighten condition
5319 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5321 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5323 PR target/78660
5324 * lra-constraints.c (curr_insn_transform): Handle
5325 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5327 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5329 Revert:
5330 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5332 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5334 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5336 PR c++/69523
5337 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5338 description.
5340 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5342 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5343 for FMA_EXPR.
5345 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5347 * final.c (last_columnnum, override_columnnum): New variables.
5348 (final_start_function): Set last_columnnum, pass it to begin_prologue
5349 hook and pass 0 to dwarf2out_begin_prologue.
5350 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5351 to source_line debug hook.
5352 (notice_source_line): Compute last_columnnum and for debug_column_info
5353 return true on column changes.
5354 * debug.h (struct gcc_debug_hooks): Add column argument to
5355 source_line and begin_prologue hooks.
5356 (debug_nothing_int_charstar_int_bool): Remove prototype.
5357 (debug_nothing_int_int_charstar,
5358 debug_nothing_int_int_charstar_int_bool): New prototypes.
5359 (dwarf2out_begin_prologue): Add column argument.
5360 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5361 begin_prologue hooks.
5362 (debug_nothing_int_charstar_int_bool): Remove.
5363 (debug_nothing_int_int_charstar,
5364 debug_nothing_int_int_charstar_int_bool): New functions.
5365 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5366 through to dwarf2out_source_line.
5367 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5368 (dwarf2out_source_line): Add column argument, emit it if requested.
5369 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5370 arguments.
5371 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5372 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5373 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5374 through to dwarf2out_begin_prologue.
5375 (vmsdbgout_source_line): Add column argument, pass it through to
5376 dwarf2out_source_line.
5377 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5378 dbxout_source_line caller.
5379 (dbxout_source_line): Add column argument.
5381 * common.opt (gno-column-info, gcolumn-info): New options.
5382 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5383 (check_die): Also test for multiple DW_AT_decl_column attributes.
5384 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5385 DW_AT_decl_column if requested.
5386 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5387 if requested.
5388 (gen_variable_die): Likewise.
5389 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5390 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5392 PR target/79569
5393 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5394 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5395 (ix86_handle_option): Handle OPT_m3dnowa.
5396 * doc/invoke.texi (-m3dnowa): Document.
5397 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5398 -m3dnowa instead of -m3dnow -march=athlon.
5400 PR target/79559
5401 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5402 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5404 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5406 PR target/79261
5407 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5408 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5409 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5410 generator for vsx_xxpermdi_<mode>_be.
5411 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5412 force big-endian semantics.
5413 (vsx_xxpermdi_<mode>_be): New define_expand with same
5414 implementation as previous version of vsx_xxpermdi_<mode>.
5416 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5418 PR tree-optimization/79327
5419 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5420 variable, its initialization and use.
5422 2017-02-17 Julia Koval <julia.koval@intel.com>
5424 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5425 (OPTION_MASK_ISA_PKU_UNSET): New.
5426 (ix86_handle_option): Handle -mrdpid.
5427 * config/i386/cpuid.h (bit_RDPID): New.
5428 * config/i386/driver-i386.c (host_detect_local_cpu):
5429 Detect RDPID feature.
5430 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5431 * config/i386/i386-c.c (ix86_target_macros_internal):
5432 Handle RDPID flag.
5433 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5434 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5435 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5436 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5437 * config/i386/i386.md (define_insn "rdpid"): New.
5438 * config/i386/i386.opt Add -mrdpid.
5439 * config/i386/immintrin.h (_rdpid_u32): New.
5441 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5443 PR rtl-optimization/79541
5444 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5445 instead of transforming it into USE.
5447 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5449 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5450 If HONOR_SNANS (SFmode) force the input to a register.
5451 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5452 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5453 an frsp or similar insn.
5455 2017-02-17 Martin Liska <mliska@suse.cz>
5457 PR rtl-optimization/79577
5458 * params.def (selsched-max-sched-times): Increase minimum to 1.
5460 2017-02-17 Martin Liska <mliska@suse.cz>
5462 PR rtl-optimization/79574
5463 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5465 2017-02-17 Martin Liska <mliska@suse.cz>
5467 PR tree-optimization/79529
5468 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5469 ssa_defined_default_def_p to handle cases which are implicitly
5470 defined.
5471 * tree-ssa.c (ssa_defined_default_def_p): New function.
5472 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5473 which are implicitly defined.
5474 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5476 2017-02-17 Richard Biener <rguenther@suse.de>
5478 PR middle-end/79576
5479 * params.def (max-ssa-name-query-depth): Limit to 10.
5481 2017-02-17 Richard Biener <rguenther@suse.de>
5483 PR tree-optimization/79552
5484 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5485 default defs.
5487 2017-02-17 Richard Biener <rguenther@suse.de>
5489 PR bootstrap/79567
5490 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5492 2017-02-17 Marek Polacek <polacek@redhat.com>
5494 PR middle-end/79536
5495 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5496 (fold_negate_expr): New wrapper.
5498 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5500 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5501 Correct terminology and de-emphasize pre-standard behavior.
5503 2017-02-16 Alan Modra <amodra@gmail.com>
5505 PR rtl-optimization/79286
5506 * ira.c (def_dominates_uses): New function.
5507 (update_equiv_regs): Don't create an equivalence for insns that
5508 may trap where the register def does not dominate the use.
5510 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5512 PR rtl-optimization/78127
5513 * lra.c (lra): Call lra_eliminate before finish the loop after
5514 lra_constraint.
5516 2017-02-16 Richard Biener <rguenther@suse.de>
5518 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5519 isl/isl_val.h.
5520 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5521 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5522 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5523 (isl_val_int_from_wi): New function.
5524 (extract_affine_gmp): Rename to ...
5525 (extract_affine_wi): ... this, take a widest_int.
5526 (extract_affine_int): Just wrap extract_affine_wi.
5527 (add_param_constraints): Use isl_val_int_from_wi.
5528 (add_loop_constraints): Likewise, and extract_affine_wi.
5530 2017-02-15 Jeff Law <law@redhat.com>
5532 PR middle-end/79521
5533 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5534 ira_init_register_move_cost_if_necessary.
5536 2017-02-15 Martin Sebor <msebor@redhat.com>
5538 PR middle-end/32003
5539 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5540 removed in a prior commit.
5542 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5544 PR tree-optimization/79347
5545 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5546 counters during peeling.
5548 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5550 * Makefile.in (site.exp): Remove "set ISLVER".
5552 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5554 PR target/79487
5555 * real.c (real_from_integer): Call real_convert even for decimal.
5557 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5559 PR target/79421
5560 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5562 2017-02-14 Andrew Pinski <apinski@cavium.com>
5564 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5565 cores and change the partno/implementer to be correct.
5566 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5567 the 'B" as the implementer.
5568 * config/aarch64/aarch64-tune.md: Regenerate.
5570 2017-02-14 Carl Love <cel@us.ibm.com>
5572 * config/rs6000/rs6000.c: Add case statement entry to make the
5573 xvcvuxdsp built-in argument unsigned.
5574 * config/rs6000/vsx.md: Fix the source and return operand types so they
5575 match the instruction definitions from the ISA document. Fix typo
5576 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5577 statement.
5579 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5581 PR target/79282
5582 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5583 member early_clobber_alts.
5584 * lra-lives.c (reg_early_clobber_p): New.
5585 (process_bb_lives): Use it.
5586 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5587 (debug_operand_data): Initialize early_clobber_alts.
5588 (setup_operand_alternative): Set up early_clobber_alts.
5589 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5590 alternatives to new_insn_reg.
5591 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5592 it.
5593 (lra_update_insn_regno_info): Pass the new arg.
5595 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5597 PR middle-end/79505
5598 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5599 (new_oacc_loop_raw): Don't clear already cleared fields.
5601 PR target/79481
5602 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5603 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5604 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5606 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5608 PR target/79495
5609 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5611 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5613 PR target/79498
5614 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5615 the extra instruction to the right place to store 128-bit constant
5616 when needed.
5618 2017-02-14 Martin Sebor <msebor@redhat.com>
5620 PR middle-end/79448
5621 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5622 warning for strings of unknown length.
5624 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5626 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5628 2017-02-14 Jeff Law <law@redhat.com>
5630 PR target/79404
5631 * ira-costs.c (scan_one_insn): Initialize register move costs
5632 for pseudos seen in USE/CLOBBER insns.
5634 PR tree-optimization/79095
5635 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5636 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5637 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5638 if the operands are known to be not equal, then the resulting range
5639 is ~[0,0].
5640 (intersect_ranges): If the new range is ~[0,0] and the old range is
5641 wide, then prefer ~[0,0].
5642 * tree-vrp.c (overflow_comparison_p_1): New function.
5643 (overflow_comparison_p): New function.
5644 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5645 if NAME is used in an overflow test.
5646 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5647 overflow check that can be expressed as an equality test, then adjust
5648 ops to be that equality test.
5650 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5652 * config/s390/s390-builtin-types.def: Remove flags argument.
5653 * config/s390/s390.c (s390_init_builtins): Likewise.
5655 2017-02-14 Martin Liska <mliska@suse.cz>
5657 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5658 vector. Fix trailing white spaces.
5660 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5662 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5663 HFmode.
5665 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5667 PR rtl-optimization/68664
5668 * config/arm/arm.c (arm_sched_can_speculate_insn):
5669 New function. Declare prototype.
5670 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5672 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5674 PR rtl-optimization/68664
5675 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5676 New function.
5677 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5679 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5681 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5682 max skip bytes for function, loop and jump.
5684 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5686 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5687 ABS_EXPR for gimple dump.
5689 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5691 PR target/79462
5692 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5694 PR tree-optimization/79408
5695 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5696 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5697 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5698 also if rhs1 is INTEGER_CST.
5700 2017-02-14 Richard Biener <rguenther@suse.de>
5702 PR middle-end/79432
5703 * tree-into-ssa.c (insert_phi_nodes): When the function can
5704 have abnormal edges rewrite SSA names with broken use-def
5705 dominance out of SSA and register them for PHI insertion.
5707 2017-02-13 Martin Sebor <msebor@redhat.com>
5709 PR middle-end/79496
5710 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5711 clearing info.nowrite flag when snprintf size argument is a range.
5713 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5715 * cprop.c (cprop_jump): Add missing space in string literal.
5716 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5717 (get_constraint_for_component_ref): Likewise.
5718 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5719 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5720 * lra-constraints.c (process_alt_operands): Likewise.
5721 * ipa-inline.c (inline_small_functions): Likewise.
5722 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5723 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5724 * trans-mem.c (diagnose_tm_1_op): Likewise.
5725 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5726 (grid_parallel_clauses_gridifiable): Likewise.
5728 * config/nvptx/mkoffload.c (process): Add space in between
5729 , and %d.
5731 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5732 "MOD4_SSE_REGS" and "ALL_REGS".
5734 * spellcheck.c (test_data): Add , in between "foo" and "food".
5736 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5738 PR target/79449
5739 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5740 boundary crossing check and subsequent code generation agree.
5742 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5744 * config/aarch64/aarch64.c (has_memory_op): Delete.
5745 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5746 has_memory_op.
5748 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5750 PR rtl-optimization/79388
5751 PR rtl-optimization/79450
5752 * combine.c (distribute_notes): When removing TEM_INSN for which
5753 corresponding dest has last value recorded, invalidate that last
5754 value.
5756 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5758 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5759 of explicit '@'. Add missing assembly comment marker on branch costs
5760 printout.
5762 2017-02-13 Nathan Sidwell <nathan@acm.org>
5764 * gengtype-lex.l (<in_struct>): Add '/'.
5766 2017-02-13 Martin Liska <mliska@suse.cz>
5768 PR c/79471
5769 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5771 2017-02-13 Richard Biener <rguenther@suse.de>
5773 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5774 Remove.
5775 * configure: Re-generate.
5776 * config.in: Likewise.
5777 * graphite-dependences.c: Simplify as if
5778 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5779 * graphite-isl-ast-to-gimple.c: Likewise.
5780 * graphite-optimize-isl.c: Likewise.
5781 * graphite-poly.c: Likewise.
5782 * graphite-sese-to-poly.c: Likewise.
5783 * graphite.h: Likewise.
5784 * toplev.c: Include isl/version.h and use isl_version () for
5785 printing the ISL version.
5786 * doc/install.texi: Update ISL requirement.
5788 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5790 * doc/standards.texi (Standards): Update reference to
5791 Objective-C 2.0.
5793 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5795 * doc/extend.texi (Named Address Spaces): sourceware.org now
5796 defaults to https.
5797 * doc/install.texi (Binaries): Ditto.
5798 (Specific): Ditto.
5800 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5802 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5803 standard terminology "stringize"/"stringizing" throughout.
5804 * doc/cppinternals.texi: Likewise.
5806 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5808 * doc/extend.texi: Fix some spelling mistakes and typos.
5809 * doc/invoke.texi: Likewise.
5811 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5813 PR ipa/79224
5814 * params.def (inline-min-speedup) Change from 10 to 8.
5816 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5818 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5819 4.5.
5821 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5823 PR ipa/79224
5824 * ipa-inline-analysis.c (get_minimal_bb): New function.
5825 (record_modified): Use it.
5826 (remap_edge_change_prob): Handle also ancestor functions.
5828 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5830 * doc/contrib.texi (Contributors): Remove broken link into
5831 the Mauve CVS repository.
5833 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5835 PR middle-end/79454
5836 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5837 result computation whenever lhs doesn't have vector mode, not
5838 just when it has BLKmode.
5840 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5842 * doc/makefile.texi (profiledbootstrap): Refer to the
5843 installation instructions only in textual form.
5845 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5847 PR target/79295
5848 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5850 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5852 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5853 (Specific): Update mingw-w64 reference.
5854 (Binaries): Ditto.
5855 (Specific): Remove broken link to Renesas RX processor.
5857 2017-02-10 Richard Biener <rguenther@suse.de>
5859 * toplev.c (process_options): Do not mention obsolete graphite
5860 options when printing sorry message about missing graphite support.
5861 Mention -floop-nest-optimize.
5863 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5865 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5866 (vtst_p16): Likewise.
5867 (vtstq_p8): Likewise.
5868 (vtstq_p16): Likewise.
5869 (vtst_p64): New.
5870 (vtstq_p64): Likewise.
5871 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5872 (vset_lane_p64): New.
5873 (vsetq_lane_p64): New.
5875 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5877 PR tree-optimization/79411
5878 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5879 stmt operands are SSA_NAMEs used in abnormal phis.
5880 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5881 phis.
5883 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5885 PR ipa/70795
5886 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5887 flag if needed.
5889 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5891 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5893 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5895 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5896 to avoid warning.
5898 PR c/79413
5899 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5900 not arbitrary TREE_CONSTANT.
5902 PR c/79431
5903 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5904 "omp declare target link" attribute unless is_global_var.
5905 * omp-offload.c (find_link_var_op): Likewise.
5907 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5908 Chung-Lin Tang <cltang@codesourcery.com>
5910 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5911 OMP_CLAUSE_TILE.
5912 (gimplify_adjust_omp_clauses): Don't delete TILE.
5913 (gimplify_omp_for): Deal with TILE.
5914 * internal-fn.c (expand_GOACC_TILE): New function.
5915 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5916 (GOACC_TILE): New.
5917 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5918 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5919 element fields.
5920 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5921 avoid DIV for outermost collapse var.
5922 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5923 Remove out of date comments, fix whitespace.
5924 * omp-general.c (omp_extract_for_data): Deal with tiling.
5925 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5926 adjust OLF_DIM_BASE value.
5927 (struct omp_for_data): Add tiling field.
5928 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5929 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5930 for auto loops. Remove default auto determining, moved to
5931 oacc_loop_fixed_partitions.
5932 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5933 stmts, add e_mask field.
5934 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5935 (oacc_thread_numbers): Use oacc_dim_call.
5936 (oacc_xform_tile): New.
5937 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5938 (finish_oacc_loop): Adjust for ifns vector.
5939 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5940 add case for GOACC_TILE fns.
5941 (oacc_loop_xform_loop): Delete.
5942 (oacc_loop_process): Iterate over call list directly, and add
5943 handling for GOACC_TILE fns.
5944 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5945 dump partitioning.
5946 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5947 vector partitioning to outer loops. Assign 2 partitions to loops
5948 when available. Add TILE handling.
5949 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5950 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5951 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5952 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5953 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5955 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5957 * configure.ac (ACX_BUGURL): Update.
5958 * configure: Regenerate.
5960 2017-02-09 Richard Biener <rguenther@suse.de>
5962 PR tree-optimization/69823
5963 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5964 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5966 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5968 * config/arc/arc-c.def: Add __NPS400__ definition.
5969 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5970 (TARGET_NPS400): Define.
5972 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5974 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5975 file.
5976 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5977 pointer, arch_info.
5978 (arc_cpu_types): Fill the arch_info field with a pointer into the
5979 arc_arch_types table.
5980 (arc_selected_cpu): Declare.
5981 * config/arc/arc.c (arc_selected_cpu): Make global.
5982 (arc_selected_arch): Delete.
5983 (arc_base_cpu): Delete.
5984 (arc_override_options): Remove references to deleted variables,
5985 update access to arch information.
5986 (ARC_OPT): Update access to arch information.
5987 (ARC_OPTX): Likewise.
5988 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5989 (TARGET_ARC600): Update access to arch information.
5990 (TARGET_ARC601): Likewise.
5991 (TARGET_ARC700): Likewise.
5992 (TARGET_EM): Likewise.
5993 (TARGET_HS): Likewise.
5994 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5995 information.
5997 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5999 PR target/78604
6000 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6001 condition/operands for integer GE/LE/GEU/LEU operations.
6003 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6005 PR translation/79397
6006 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6007 of AltiVec.
6009 2017-02-08 Martin Jambor <mjambor@suse.cz>
6011 PR ipa/79375
6012 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6013 whether allocation happened.
6014 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6015 nothing was allocated.
6017 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6019 PR tree-optimization/79408
6020 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6021 constant, but SSA_NAME with a known integer range, use the minimum
6022 of that range instead of op1 to determine if modulo can be replaced
6023 with its first operand.
6025 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6027 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6029 2017-02-08 Richard Biener <rguenther@suse.de>
6031 PR tree-optimization/71824
6032 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6033 Check all loops contained in the merged region.
6035 2017-02-07 Andrew Pinski <apinski@cavium.com>
6037 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6039 2017-02-07 Andrew Pinski <apinski@cavium.com>
6041 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6042 (thunderxt88): Likewise.
6043 (thunderxt81): Disable LSE and change v8.1 to v8.
6044 (thunderxt83): Likewise.
6046 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6047 Richard Biener <rguenther@suse.de>
6049 PR middle-end/79399
6050 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6051 type from int to size_t.
6052 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6054 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6056 PR rtl-optimization/79386
6057 * cprop.c (bypass_conditional_jumps): Initialize
6058 bypass_last_basic_block already before splitting bbs after
6059 unconditional traps...
6060 (bypass_conditional_jumps): ... rather than here.
6062 PR target/79299
6063 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6064 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6065 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6066 fix -masm=intel patterns.
6068 2017-02-07 Richard Biener <rguenther@suse.de>
6070 PR tree-optimization/79256
6071 PR middle-end/79278
6072 * builtins.c (get_object_alignment_2): Use min_align_of_type
6073 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6074 and ADJUST_FIELD_ALIGN.
6076 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6077 type parameter.
6078 * doc/tm.texi: Regenerate.
6079 * stor-layout.c (layout_decl): Adjust.
6080 (update_alignment_for_field): Likewise.
6081 (place_field): Likewise.
6082 (min_align_of_type): Likewise.
6083 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6084 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6085 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6086 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6087 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6088 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6089 * config/i386/i386.c (x86_field_alignment): Likewise.
6090 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6091 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6092 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6093 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6094 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6095 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6096 Likewise.
6098 Revert
6099 2017-01-30 Richard Biener <rguenther@suse.de>
6101 PR tree-optimization/79256
6102 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6103 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6104 alignment on TYPE.
6106 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6108 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6109 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6110 builtins to SImode and emit a zero-extend, if necessary.
6112 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6114 * docs/invoke.texi (RISC-V Options): Alphabetize.
6116 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6118 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6119 options.
6121 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6123 * config/riscv/riscv.c: New file.
6124 * gcc/common/config/riscv/riscv-common.c: Likewise.
6125 * config.gcc: Likewise.
6126 * config/riscv/constraints.md: Likewise.
6127 * config/riscv/elf.h: Likewise.
6128 * config/riscv/generic.md: Likewise.
6129 * config/riscv/linux.h: Likewise.
6130 * config/riscv/multilib-generator: Likewise.
6131 * config/riscv/peephole.md: Likewise.
6132 * config/riscv/pic.md: Likewise.
6133 * config/riscv/predicates.md: Likewise.
6134 * config/riscv/riscv-builtins.c: Likewise.
6135 * config/riscv/riscv-c.c: Likewise.
6136 * config/riscv/riscv-ftypes.def: Likewise.
6137 * config/riscv/riscv-modes.def: Likewise.
6138 * config/riscv/riscv-opts.h: Likewise.
6139 * config/riscv/riscv-protos.h: Likewise.
6140 * config/riscv/riscv.h: Likewise.
6141 * config/riscv/riscv.md: Likewise.
6142 * config/riscv/riscv.opt: Likewise.
6143 * config/riscv/sync.md: Likewise.
6144 * config/riscv/t-elf-multilib: Likewise.
6145 * config/riscv/t-linux: Likewise.
6146 * config/riscv/t-linux-multilib: Likewise.
6147 * config/riscv/t-riscv: Likewise.
6148 * configure.ac: Likewise.
6149 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6150 Waterman as RISC-V maintainers.
6151 * doc/install.texi: Add RISC-V entries.
6152 * doc/invoke.texi: Add RISC-V options section.
6153 * doc/md.texi: Add RISC-V constraints section.
6154 * configure: Regenerated.
6156 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6158 PR target/66144
6159 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6160 false values to be constant vectors with all 0 or all 1 bits set.
6161 (vcondu<mode><mode>): Likewise.
6162 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6163 predicate.
6164 (fpmask_comparison_operator): Update comment.
6165 (vecint_comparison_operator): New predicate.
6166 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6167 vector conditionals when the true and false values are constant
6168 vectors with all 0 bits or all 1 bits set.
6170 2017-02-06 Martin Sebor <msebor@redhat.com>
6172 PR tree-optimization/79376
6173 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6175 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6177 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6178 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6179 to simplify split condition.
6181 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6183 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6184 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6185 false.
6187 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6189 PR rtl-optimization/68664
6190 * target.def (can_speculate_insn): New hook.
6191 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6192 * doc/tm.texi: Regenerate.
6193 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6194 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6195 (rs6000_sched_can_speculate_insn): New function.
6197 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6199 PR tree-optimization/79284
6200 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6201 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6202 vectorizable_mask_load_store, vectorizable_operation,
6203 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6204 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6205 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6206 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6207 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6208 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6209 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6210 is_gimple_assign (stmt). Replace another such test with
6211 is_gimple_assign (stmt).
6213 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6215 PR target/78883
6216 * config/avr/avr.c (rtl-iter.h): Include it.
6217 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6218 (avr_legitimate_combined_insn): ...and implementation.
6220 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6222 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6223 * config/s390/s390.c (s390_const_operand_ok)
6224 (s390_canonicalize_comparison, s390_extract_part)
6225 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6226 (s390_contiguous_bitmask_p, s390_rtx_costs)
6227 (legitimize_pic_address): Likewise.
6228 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6229 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6230 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6231 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6232 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6234 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6236 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6237 REGNO($0) == REGNO($1).
6239 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6241 * config/s390/linux.h(SIZE_TYPE): Add comment.
6243 2017-02-06 Julian Brown <julian@codesourcery.com>
6244 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6245 Virendra Pathak <virendra.pathak@broadcom.com>
6247 * config/aarch64/aarch64-cores.def: Change the scheduler
6248 to Thunderx2t99.
6249 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6250 * config/aarch64/thunderx2t99.md: New file.
6252 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6254 * doc/standards.texi (Go Language): Update link to language
6255 standard.
6257 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6259 * tree-eh.c (lower_resx): Sanitize profile.
6260 (cleanup_empty_eh_move_lp): Likewise.
6262 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6264 PR tree-ssa/79347
6265 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6266 ELSE_PROB.
6267 * cfgloopmanip.h (loop_version): Update prototype.
6268 * modulo-sched.c (sms_schedule): Update call of loop_version.
6269 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6270 * tree-parloops.c (gen_parallel_loop): Likewise.
6271 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6272 * tree-ssa-loop-split.c (split_loop): Likewise.
6273 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6274 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6276 2017-02-05 Martin Liska <mliska@suse.cz>
6278 PR bootstrap/78985
6279 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6280 variable to NULL.
6281 (print_operand_address): Initialize a struct to zero.
6283 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6285 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6286 garbage collector only in textual form.
6288 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6290 * doc/extend.texi (x86 specific memory model extensions for
6291 transactional memory): Simplify a phrase.
6293 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6295 PR target/79353
6296 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6297 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6298 (atomic_storedi_1): Likewise.
6300 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6302 PR tree-optimization/79338
6303 * tree-parloops.c (gather_scalar_reductions): Don't call
6304 vect_analyze_loop_form for loop->inner before destroying loop's
6305 loop_vinfo.
6307 2017-02-03 Martin Sebor <msebor@redhat.com>
6309 PR tree-optimization/79327
6310 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6311 when precision has resulted in leading zeros.
6312 (format_integer): Adjust the likely counter to assume an unknown
6313 argument that may be zero is non-zero.
6315 2017-02-03 Jason Merrill <jason@redhat.com>
6317 PR c++/78689
6318 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6319 avoid copying non-taken branch.
6321 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6323 PR tree-optimization/79340
6324 * tree-vect-loop.c (vectorizable_reduction): Release
6325 vec_defs elements after safe_splicing them into other vectors.
6326 Formatting fixes.
6328 PR tree-optimization/79327
6329 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6330 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6331 dirtype.
6332 (format_integer): Use wide_int_to_tree instead of build_int_cst
6333 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6334 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6335 of shortest and longest sequence.
6337 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6339 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6340 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6342 2017-02-03 Walter Lee <walt@tilera.com>
6344 PR target/78862
6345 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6346 after initial stackframe link reg save.
6347 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6349 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6351 PR target/79354
6352 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6353 wu for stxssp alternative.
6355 2017-02-03 Martin Sebor <msebor@redhat.com>
6357 PR tree-optimization/79352
6358 * gimple-fold.c (get_range_strlen): Add argument.
6359 (get_range_strlen): Change return type to bool.
6360 (get_maxval_strlen): Pass in a dummy argument.
6361 * gimple-fold.h (get_range_strlen): Change return type to bool.
6362 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6363 * tree.h (array_at_struct_end_p): Add argument.
6364 * tree.c (array_at_struct_end_p): Handle it.
6366 2017-02-03 Martin Liska <mliska@suse.cz>
6368 PR lto/66295
6369 * multiple_target.c (create_dispatcher_calls): Redirect edge
6370 from a caller of a dispatcher.
6371 (expand_target_clones): Make the clones local.
6372 (ipa_target_clone): Do both target clones and resolvers.
6373 (ipa_dispatcher_calls): Remove the pass.
6374 (pass_dispatcher_calls::gate): Likewise.
6375 (make_pass_dispatcher_calls): Likewise.
6376 * passes.def (pass_target_clone): Put as very first IPA early
6377 pass.
6379 2017-02-03 Martin Liska <mliska@suse.cz>
6381 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6382 in case of a function with ifunc attribute.
6384 2017-02-03 Martin Liska <mliska@suse.cz>
6386 * cgraph.c (cgraph_node::dump): Dump function version info.
6387 * symtab.c (symtab_node::dump_base): Add missing new line.
6389 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6391 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6392 (ifcombine_ifandif): Use it.
6394 2017-02-03 Martin Liska <mliska@suse.cz>
6396 * doc/invoke.texi: Document default value for
6397 use-after-scope-direct-emission-threshold.
6399 2017-02-03 Martin Liska <mliska@suse.cz>
6401 PR tree-optimization/79339
6402 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6403 (format_floating): Likewise.
6405 2017-02-03 Martin Liska <mliska@suse.cz>
6407 PR ipa/79337
6408 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6409 implementation.
6410 (ipa_node_params_t::remove): Likewise.
6411 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6412 initialization from removed ipa_node_params_t::insert.
6413 (ipa_node_params::~ipa_node_params): Move from removed
6414 ipa_node_params_t::release.
6415 * symbol-summary.h (symbol_summary::m_released): New member.
6416 Do not release a summary twice. Do not allow to call finalizer
6417 for types of a summary that live in GGC memory.
6419 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6421 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6422 cmp_branch fusion.
6424 2017-02-02 Martin Sebor <msebor@redhat.com>
6426 PR middle-end/79275
6427 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6428 (format_string): Tighten up the range of output for non-constant
6429 strings and correct the expected range for wide non-constant strings.
6431 2017-02-02 Martin Sebor <msebor@redhat.com>
6433 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6435 PR middle-end/32003
6436 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6437 index.
6438 (-fdump-tree-@var): Add to index and document how to come up
6439 with pass-specific option and dump file names.
6440 (-fdump-passes): Clarify where to look for output.
6442 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6444 PR middle-end/77445
6445 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6446 statistics of the analyzed path; allow threading for speed when
6447 any of BBs along the path are optimized for speed.
6449 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6451 PR middle-end/78468
6452 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6453 settings of the virtual registers.
6455 Revert again
6456 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6458 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6459 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6460 needed.
6462 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6464 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6465 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6467 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6469 * config/s390/s390.md: Add missing comments with the expanded
6470 mnemonics.
6471 * config/s390/vector.md: Likewise.
6472 * config/s390/vx-builtins.md: Likewise.
6474 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6476 PR target/79197
6477 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6478 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6479 conditions on a single line.
6481 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6483 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6484 __S390_VX__ to __VX__.
6486 2017-02-01 Andrew Pinski <apinski@cavium.com>
6488 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6489 stmt_info to record_stmt_cost.
6490 (vect_get_known_peeling_cost): Pass stmt_info if known to
6491 record_stmt_cost.
6492 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6493 cpu_vector_cost field into
6494 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6495 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6496 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6497 splitting of scalar_stmt_cost and vec_stmt_cost.
6498 (thunderx_vector_cost): Likewise.
6499 (cortexa57_vector_cost): LIkewise.
6500 (exynosm1_vector_cost): Likewise.
6501 (xgene1_vector_cost): Likewise.
6502 (thunderx2t99_vector_cost): Improve after the splitting of the two
6503 fields.
6504 (aarch64_builtin_vectorization_cost): Update for the splitting of
6505 scalar_stmt_cost and vec_stmt_cost.
6507 2017-02-01 Torvald Riegel <triegel@redhat.com>
6508 Richard Henderson <rth@redhat.com>
6510 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6511 conditional on existance of a fast atomic load.
6512 * optabs-query.c (can_atomic_load_p): New function.
6513 * optabs-query.h (can_atomic_load_p): Declare it.
6514 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6515 no fast atomic load is available for the particular size of access.
6516 (expand_atomic_compare_and_swap): Likewise.
6517 (expand_atomic_load): Likewise.
6518 (expand_atomic_store): Likewise.
6519 (expand_atomic_fetch_op): Likewise.
6520 * testsuite/lib/target-supports.exp
6521 (check_effective_target_sync_int_128): Remove x86 because it provides
6522 no fast atomic load.
6523 (check_effective_target_sync_int_128_runtime): Likewise.
6525 2017-02-01 Richard Biener <rguenther@suse.de>
6527 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6528 (graphite_transform_loops): Provide opt-info for optimized nests.
6529 * tree-parloop.c (parallelize_loops): Provide opt-info for
6530 parallelized loops.
6532 2017-02-01 Richard Biener <rguenther@suse.de>
6534 PR middle-end/79315
6535 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6536 was not set before.
6538 2017-02-01 Richard Biener <rguenther@suse.de>
6540 PR tree-optimization/71824
6541 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6542 Verify the loops are valid in the merged SESE region.
6543 (scop_detection::can_represent_loop_1): Check analyzing the
6544 evolution of the number of iterations in the region succeeds.
6546 2017-01-31 Ian Lance Taylor <iant@golang.org>
6548 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6549 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6551 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6553 PR preprocessor/79210
6554 * input.c (get_substring_ranges_for_loc): Replace line_width
6555 assertion with error-handling.
6557 2017-01-31 Richard Biener <rguenther@suse.de>
6559 PR tree-optimization/77318
6560 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6561 (create_pw_aff_from_tree): Take loop parameter.
6562 (add_condition_to_pbb): Pass loop of the condition to
6563 create_pw_aff_from_tree.
6565 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6567 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6568 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6570 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6572 PR target/78597
6573 PR target/79038
6574 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6575 no longer used.
6576 (convert_int_to_float128): Likewise.
6577 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6578 (convert_int_to_float128): Likewise.
6579 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6580 (UNSPEC_IEEE128_CONVERT): Likewise.
6581 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6582 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6583 Use local variables for IBM extended format.
6584 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6585 (fix_trunc<mode>si2_fprs): Likewise.
6586 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6587 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6588 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6589 to know that we can now have integers of all sizes in vector
6590 registers.
6591 (fix<uns>_<mode>di2_hw): Likewise.
6592 (float<uns>_<mode>si2_hw): Likewise.
6593 (fix_<mode>si2_hw): Likewise.
6594 (fixuns_<mode>si2_hw): Likewise.
6595 (float<uns>_<mode>di2_hw): Likewise.
6596 (float_<mode>di2_hw): Likewise.
6597 (float_<mode>si2_hw): Likewise.
6598 (floatuns_<mode>di2_hw): Likewise.
6599 (floatuns_<mode>si2_hw): Likewise.
6600 (xscvqp<su>wz_<mode>): Delete, no longer used.
6601 (xscvqp<su>dz_<mode>): Likewise.
6602 (xscv<su>dqp_<mode>): Likewise.
6603 (ieee128_mfvsrd_64bit): Likewise.
6604 (ieee128_mfvsrd_32bit): Likewise.
6605 (ieee128_mfvsrwz): Likewise.
6606 (ieee128_mtvsrw): Likewise.
6607 (ieee128_mtvsrd_64bit): Likewise.
6608 (ieee128_mtvsrd_32bit): Likewise.
6610 2017-01-31 Martin Liska <mliska@suse.cz>
6612 PR ipa/79285
6613 * ipa-prop.c (ipa_free_all_node_params): Call release method
6614 instead of ~sumbol_summary to not to trigger double times
6615 dtor of hash_map.
6617 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6619 PR tree-optimization/71691
6620 * bitmap.h (class auto_bitmap): New.
6621 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6622 is_maybe_undefined instead of ssa_undefined_value_p.
6624 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6626 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6627 __S390_ARCH_LEVEL__ to __ARCH__.
6629 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6631 PR tree-optimization/79267
6632 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6633 if should_remove_lhs_p is true.
6635 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6637 PR debug/63238
6638 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6639 (add_alignment_attribute): New.
6640 (base_type_die): Add alignment attribute.
6641 (subrange_type_die): Likewise.
6642 (modified_type_die): Likewise.
6643 (gen_array_type_die): Likewise.
6644 (gen_descr_array_type_die: Likewise.
6645 (gen_enumeration_type_die): Likewise.
6646 (gen_subprogram_die): Likewise.
6647 (gen_variable_die): Likewise.
6648 (gen_field_die): Likewise.
6649 (gen_ptr_to_mbr_type_die): Likewise.
6650 (gen_struct_or_union_type_die): Likewise.
6651 (gen_subroutine_type_die): Likewise.
6652 (gen_typedef_die): Likewise.
6653 (base_type_cmp): Compare alignment attribute.
6655 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6657 PR target/79170
6658 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6659 (setb_unsigned) New pattern for setb with CCUNS.
6660 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6661 subfc./subfe sequence to avoid overflow problems. Generate a
6662 shorter sequence with cmpld/setb for power9.
6663 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6664 for generating subfc. instruction.
6665 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6666 now uses this instruction.
6668 2017-01-30 Ian Lance Taylor <iant@google.com>
6670 PR debug/79289
6671 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6672 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6674 2017-01-30 Martin Sebor <msebor@redhat.com>
6676 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6677 Move constant to the right of a relational operator.
6678 (get_mpfr_format_length, format_character, format_string): Ditto.
6679 (should_warn_p, maybe_warn): Same.
6681 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6683 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6685 PR lto/79061
6686 * asan.c (get_translation_unit_decl): Remove function.
6687 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6689 2017-01-30 Martin Liska <mliska@suse.cz>
6691 PR gcov-profile/79259
6692 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6693 -fprofile-generate.
6695 2017-01-30 Martin Liska <mliska@suse.cz>
6697 PR bootstrap/78985
6698 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6699 Initialize variables with NULL value.
6701 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6703 PR target/79260
6704 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6705 tm_p_file.
6706 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6708 2017-01-30 Richard Biener <rguenther@suse.de>
6710 PR tree-optimization/79276
6711 * tree-vrp.c (process_assert_insertions): Properly adjust common
6712 when removing a duplicate.
6714 * gcc.dg/torture/pr79276.c: New testcase.
6716 2017-01-30 Richard Biener <rguenther@suse.de>
6718 PR tree-optimization/79256
6719 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6720 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6721 alignment on TYPE.
6722 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6724 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6726 PR target/79240
6727 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6728 ("*r<noxa>sbg_<mode>_sll_bitmask")
6729 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6730 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6731 Use contiguous_bitmask_nowrap_operand.
6733 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6735 PR target/79268
6736 * config/rs6000/altivec.h (vec_xl): Revise #define.
6737 (vec_xst): Likewise.
6739 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6743 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6745 PR rtl-optimization/79194
6746 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6747 traps before call to bypass_conditional_jumps.
6749 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6751 PR tree-optimization/71374
6752 * lra-constraints.c (check_conflict_input_operands): New.
6753 (match_reload): Use it.
6755 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6757 PR target/79131
6758 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6759 account to calculate conflict_set.
6761 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6763 PR rtl-optimization/78559
6764 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6765 other_insn in combine.
6767 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6769 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6770 uint16_type_node for BT_UINT16.
6772 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6774 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6775 "RTL Tests" to menu.
6776 (GIMPLE Tests): New node.
6777 (RTL Tests): New node.
6779 2017-01-27 Richard Biener <rguenther@suse.de>
6781 PR tree-optimization/79245
6782 * tree-loop-distribution.c (distribute_loop): Apply cost
6783 modeling also to detected patterns.
6785 2017-01-27 Richard Biener <rguenther@suse.de>
6787 PR tree-optimization/71433
6788 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6789 (compare_assert_loc): New function.
6790 (process_assert_insertions): Sort and optimize assert locations
6791 to remove duplicates and push down identical assertions on
6792 edges to their destination block.
6794 2017-01-27 Richard Biener <rguenther@suse.de>
6796 PR tree-optimization/79244
6797 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6798 out SSA names even if abnormal.
6800 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6802 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6803 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6804 instead of MPFR_RNDN.
6806 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6808 PR target/79239
6809 * arm.c (arm_option_override): Don't call build_target_option_node
6810 until after doing all option overrides.
6811 (arm_valid_target_attribute_tree): Likewise.
6813 2017-01-27 Martin Liska <mliska@suse.cz>
6815 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6816 for {cd}tors and C++ {cd}tors.
6818 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6820 * config/s390/s390.md ("*setmem_long_and")
6821 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6823 2017-01-26 Martin Sebor <msebor@redhat.com>
6825 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6826 of precision.
6828 2017-01-26 Martin Sebor <msebor@redhat.com>
6830 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6831 HAVE_DFmode before using XFmode or DFmode.
6832 (parse_directive): Avoid using the z length modifier to avoid
6833 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6835 PR middle-end/78703
6836 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6837 to accept adjustment as an array.
6838 (get_int_range): New function.
6839 (struct directive): Make width and prec arrays.
6840 (directive::set_width, directive::set_precision): Call get_int_range.
6841 (format_integer, format_floating): Handle width and precision ranges.
6842 (format_string, parse_directive): Same.
6844 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6846 PR debug/79129
6847 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6848 comdat_type_p set, just clone them, but keep the children in the
6849 original DIE.
6851 PR debug/78835
6852 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6853 which have direct callers with -fvar-tracking-assignments enabled
6854 in the current TU.
6855 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6856 inside of type units.
6858 2017-01-26 Martin Sebor <msebor@redhat.com>
6860 PR middle-end/78703
6861 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6862 unlikely counters.
6863 (struct format_result): Replace number_chars, number_chars_min,
6864 and number_chars_max with a single member of struct result_range.
6865 Remove bounded.
6866 (format_result::operator+=): Adjust.
6867 (struct fmtresult): Remove bounded. Handle likely and unlikely
6868 counters.
6869 (fmtresult::adjust_for_width_or_precision): New function.
6870 (fmtresult:type_max_digits): New function.
6871 (bytes_remaining): Handle likely and unlikely counters.
6872 (min_bytes_remaining): Remove.
6873 (format_percent): Simplify.
6874 (format_integer, format_floating): Set likely and unlikely counters.
6875 (get_string_length, format_character, format_string): Same.
6876 (format_plain, should_warn_p): New function.
6877 (maybe_warn): Call should_warn_p. Update diagnostic messages
6878 and handle those for all directives, including plain strings.
6879 (format_directive): Handle likely and unlikely counters.
6880 Remove unnecessary quoting from diagnostics. Add an informational
6881 note.
6882 (add_bytes): Remove.
6883 (pass_sprintf_length::compute_format_length): Simplify.
6884 (try_substitute_return_value): Handle likely and unlikely counters.
6886 2017-01-26 Carl Love <cel@us.ibm.com>
6888 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6889 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6891 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6893 PR target/79131
6894 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6895 endianess for subregs into account.
6896 * lra-constraints.c (lra_constraints): Do risky transformations
6897 always on the first iteration.
6898 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6899 last_call_used_reg_set.
6900 (process_bb_lives): Define and use last_call_used_reg_set.
6901 * lra.c (lra): Always continue after lra_constraints on the first
6902 iteration.
6904 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6906 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6907 constant.
6908 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6910 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6912 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6913 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6914 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6915 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6916 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6917 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6918 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6919 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6920 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6922 2017-01-26 Marek Polacek <polacek@redhat.com>
6924 PR c/79199
6925 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6926 for the third operand.
6928 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6930 PR middle-end/79236
6931 * omp-low.c (struct omp_context): Add simt_stmt field.
6932 (scan_omp_for): Return omp_context *.
6933 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6934 context to the _simt_ SIMD stmt.
6935 (lower_omp_for): For combined SIMD with sibling _simt_
6936 SIMD, make sure to use the same decls in _looptemp_
6937 clauses as in the sibling.
6939 2017-01-26 David Sherwood <david.sherwood@arm.com>
6941 PR middle-end/79212
6942 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6943 all contexts.
6945 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6947 PR target/70465
6948 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6949 emit fld b; fld a; if possible.
6951 * brig-builtins.def: Update copyright years.
6952 * config/arm/arm_acle_builtins.def: Update copyright years.
6954 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6956 PR target/79179
6957 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6958 constraint instead of o for the stxsd instruction.
6960 2017-01-25 Carl Love <cel@us.ibm.com>
6962 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6963 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6965 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6967 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6969 2017-01-25 Richard Biener <rguenther@suse.de>
6971 PR tree-optimization/69264
6972 * target.def (vector_alignment_reachable): Improve documentation.
6973 * doc/tm.texi: Regenerate.
6974 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6975 and add a comment.
6976 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6977 earlier changes with respect to TYPE_USER_ALIGN.
6978 (vector_alignment_reachable_p): Likewise. Improve dumping.
6980 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6982 PR target/79145
6983 * config/arm/arm.md (xordi3): Force constant operand into a register
6984 for TARGET_IWMMXT.
6986 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6988 * doc/invoke.texi (-fstore-merging): Correct default optimization
6989 levels at which it is enabled.
6990 (-O): Move -fstore-merging from list to...
6991 (-O2): ... Here.
6993 2017-01-25 Richard Biener <rguenther@suse.de>
6995 PR debug/78363
6996 * omp-expand.c: Include debug.h.
6997 (expand_omp_taskreg): Make sure to generate early debug before
6998 outlining anything from a function.
6999 (expand_omp_target): Likewise.
7000 (grid_expand_target_grid_body): Likewise.
7002 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7004 PR lto/79061
7005 * asan.c (get_translation_unit_decl): New function.
7006 (asan_add_global): Extract modules file name from globals
7007 TRANSLATION_UNIT_DECL name.
7009 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7011 PR target/77439
7012 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7013 for long calls with APCS frame and VFP.
7015 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7017 * cfg.c (original_copy_tables_initialized_p): New function.
7018 * cfg.h (original_copy_tables_initialized_p): New decl.
7019 * cfgrtl.c (relink_block_chain): Guard the call to
7020 free_original_copy_tables with a call to
7021 original_copy_tables_initialized_p.
7022 * cgraph.h (symtab_node::native_rtl_p): New decl.
7023 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7024 (symtab_node::needed_p): Don't assert for early assembly output
7025 for __RTL functions.
7026 (cgraph_node::finalize_function): Set "force_output" for __RTL
7027 functions.
7028 (cgraph_node::analyze): Bail out early for __RTL functions.
7029 (analyze_functions): Update assertion to support __RTL functions.
7030 (cgraph_node::expand): Bail out early for __RTL functions.
7031 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7032 __RTL functions.
7033 * function.h (struct function): Update comment for field
7034 "pass_startwith".
7035 * gimple-expr.c: Include "tree-pass.h".
7036 (gimple_has_body_p): Return false for __RTL functions.
7037 * Makefile.in (OBJS): Add run-rtl-passes.o.
7038 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7039 accessor.
7040 (gcc::pass_manager::get_clean_slate): New accessor.
7041 * passes.c: Include "insn-addr.h".
7042 (should_skip_pass_p): Add logging. Update logic for running
7043 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7044 property-provider override so it is only done for gimple passes.
7045 Don't skip dfinit.
7046 (skip_pass): New function.
7047 (execute_one_pass): Call skip_pass when skipping passes.
7048 * read-md.c (md_reader::read_char): Support filtering
7049 the input to a subset of line numbers.
7050 (md_reader::md_reader): Initialize fields
7051 m_first_line and m_last_line.
7052 (md_reader::read_file_fragment): New function.
7053 * read-md.h (md_reader::read_file_fragment): New decl.
7054 (md_reader::m_first_line): New field.
7055 (md_reader::m_last_line): New field.
7056 * read-rtl-function.c (function_reader::create_function): Only
7057 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7058 curr_properties. Set DECL_INITIAL to a dummy block.
7059 (read_rtl_function_body_from_file_range): New function.
7060 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7061 New decl.
7062 * run-rtl-passes.c: New file.
7063 * run-rtl-passes.h: New file.
7065 2017-01-24 Jeff Law <law@redhat.com>
7067 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7068 buffer size.
7070 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7072 PR tree-optimization/79159
7073 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7074 (record_nonwrapping_iv): Improve boundary using above function if no
7075 value range information.
7077 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7078 Martin Jambor <mjambor@suse.cz>
7080 * brig-builtins.def: New file.
7081 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7082 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7083 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7084 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7085 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7086 * builtin-types.def (BT_INT8): New.
7087 (BT_INT16): Likewise.
7088 (BT_UINT8): Likewise.
7089 (BT_UINT16): Likewise.
7090 (BT_FN_ULONG): Likewise.
7091 (BT_FN_UINT_INT): Likewise.
7092 (BT_FN_UINT_ULONG): Likewise.
7093 (BT_FN_UINT_LONG): Likewise.
7094 (BT_FN_UINT_PTR): Likewise.
7095 (BT_FN_ULONG_PTR): Likewise.
7096 (BT_FN_INT8_FLOAT): Likewise.
7097 (BT_FN_INT16_FLOAT): Likewise.
7098 (BT_FN_UINT32_FLOAT): Likewise.
7099 (BT_FN_UINT16_FLOAT): Likewise.
7100 (BT_FN_UINT8_FLOAT): Likewise.
7101 (BT_FN_UINT64_FLOAT): Likewise.
7102 (BT_FN_UINT16_UINT32): Likewise.
7103 (BT_FN_UINT32_UINT16): Likewise.
7104 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7105 (BT_FN_INT_PTR_INT): Likewise.
7106 (BT_FN_UINT_PTR_UINT): Likewise.
7107 (BT_FN_LONG_PTR_LONG): Likewise.
7108 (BT_FN_ULONG_PTR_ULONG): Likewise.
7109 (BT_FN_VOID_UINT64_UINT64): Likewise.
7110 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7111 (BT_FN_INT8_INT8_INT8): Likewise.
7112 (BT_FN_INT16_INT16_INT16): Likewise.
7113 (BT_FN_INT_INT_INT): Likewise.
7114 (BT_FN_UINT_FLOAT_UINT): Likewise.
7115 (BT_FN_FLOAT_UINT_UINT): Likewise.
7116 (BT_FN_ULONG_UINT_UINT): Likewise.
7117 (BT_FN_ULONG_UINT_PTR): Likewise.
7118 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7119 (BT_FN_UINT_UINT_UINT): Likewise.
7120 (BT_FN_VOID_UINT_PTR): Likewise.
7121 (BT_FN_UINT_UINT_PTR: Likewise.
7122 (BT_FN_UINT32_UINT64_PTR): Likewise.
7123 (BT_FN_INT_INT_UINT_UINT): Likewise.
7124 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7125 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7126 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7127 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7128 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7129 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7130 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7131 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7132 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7133 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7134 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7135 * doc/frontends.texi: List BRIG FE.
7136 * doc/install.texi (Testing): Add BRIG tesring requirements.
7137 * doc/invoke.texi (Overall Options): Mention BRIG.
7138 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7140 2017-01-24 Richard Biener <rguenther@suse.de>
7142 PR translation/79208
7143 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7145 2017-01-24 Martin Jambor <mjambor@suse.cz>
7147 PR bootstrap/79198
7148 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7149 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7150 and known_contexts.
7152 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7154 PR middle-end/79123
7155 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7156 casts from signed to unsigned really don't have a range.
7158 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7160 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7161 GMP_RNDx for compatiblity.
7163 2017-01-24 Martin Liska <mliska@suse.cz>
7165 PR bootstrap/79132
7166 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7167 that would prevent us to call alloca with -1 as argument.
7169 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7171 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7172 Avoid -Wformat-security warning.
7174 2017-01-23 Andrew Pinski <apinski@cavium.com>
7176 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7177 cost table.
7179 2017-01-23 Martin Sebor <msebor@redhat.com>
7181 PR middle-end/78703
7182 * gimple-ssa-sprintf.c (warn_level): New global.
7183 (format_integer): Use it here and throughout the rest of the file.
7184 Use the same switch to compute sign as base.
7185 (maybe_warn): New function.
7186 (format_directive): Factor out warnings into maybe_warn.
7187 Add debugging output. Use warn_level.
7188 (add_bytes): Use warn_level.
7189 (pass_sprintf_length::compute_format_length): Add debugging output.
7190 (try_substitute_return_value): Same.
7191 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7193 PR middle-end/78703
7194 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7195 (struct fmtresult, format_integer, format_floating): Adjust.
7196 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7197 (get_string_length, format_string,format_directive): Same.
7198 (pass_sprintf_length::compute_format_length): Same.
7199 (try_substitute_return_value): Simplify slightly.
7201 PR middle-end/78703
7202 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7203 (fmtresult::operator+=): Outlined.
7204 (struct fmtresult): Add ctors.
7205 (struct conversion_spec): Rename...
7206 (struct directive): ...to this. Add and remove data members.
7207 (directive::set_width, directive::set_precision): New functions.
7208 (format_percent): Use fmtresult ctor.
7209 (get_width_and_precision): Remove.
7210 (format_integer): Make naming changes. Avoid computing width and
7211 precision.
7212 (format_floating): Same. Adjust indentation.
7213 (format_character, format_none): New functions.
7214 (format_string): Moved character handling to format_character.
7215 (format_directive): Remove arguments, change return type.
7216 (parse_directive): New function.
7217 (pass_sprintf_length::compute_format_length): Move directive
7218 parsing to parse_directive.
7220 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7222 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7223 (assign_assembler_name_if_needed): ... this.
7224 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7225 (assign_assembler_name_if_needed): ... this.
7226 (free_lang_data_in_cgraph): Adjust callers.
7227 * cgraphunit.c (cgraph_node::analyze): Likewise.
7228 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7229 Likewise.
7231 2017-01-23 Richard Biener <rguenther@suse.de>
7233 PR tree-optimization/79088
7234 PR tree-optimization/79188
7235 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7236 resetting loop bounds after last path deletion. Reset loop
7237 bounds of the target loop, make code match the comments.
7238 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7239 Make sure loops need no fixups.
7241 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7243 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7244 exponent support with double type for first argument.
7245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7246 type returned by __builtin_vec_extract_sig,
7247 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7248 functions from "vector int" to "vector unsigned int" or from
7249 "vector long long int" to "vector unsigned long long int".
7250 Changed type returned by __builtin_vec_extract_exp,
7251 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7252 functions from "vector int" to "vector unsigned int" or from
7253 "vector long long int" to "vector unsigned long long int".
7254 Changed return type of __builtin_vec_test_data_class,
7255 __builtin_vec_test_data_class_sp, and
7256 __builtin_vec_test_data_class_dp from "vector int" to
7257 "vector bool int" or from "vector long long int" to "vector bool
7258 long long int" and changed second argument type from "unsigned
7259 int" to "int". Added new overloaded function forms "vector float
7260 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7261 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7262 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7263 double, vector unsigned long long int)" and "vector double
7264 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7265 long int)". Changed return type of
7266 __builtin_scalar_test_data_class and
7267 __builtin_scalar_test_data_class_sp and
7268 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7269 int" and changed second argument from "unsigned int" to "int".
7270 Changed type returned by __builtin_scalar_test_neg,
7271 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7272 from "int" to "bool int". Added new overloaded function form
7273 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7274 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7275 exponent double-precision with floating point first argument.
7276 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7277 documentation of scalar_test_data_class, scalar_test_neg,
7278 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7279 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7280 vec_test_data_class built-in functions to reflect refinements in
7281 their type signatures.
7283 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7285 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7286 size of buf.
7287 (aarch64_elf_asm_destructor): Likewise.
7289 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7291 PR rtl-optimization/78634
7292 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7293 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7294 * ifcvt.c (noce_try_cmove): Add missing cost check.
7296 PR rtl-optimization/71724
7297 * combine.c (if_then_else_cond): Look for situations where it is
7298 beneficial to undo the work of one of the recursive calls.
7300 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7302 PR tree-optimization/70754
7303 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7304 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7305 combined stmt before it if not NULL.
7306 (combine_chains): Process refs reversely and compute dominance point
7307 for root ref.
7309 2017-01-23 Martin Liska <mliska@suse.cz>
7311 PR tree-optimization/79196
7312 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7313 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7314 instead of memcmp.
7315 (strlen_optimize_stmt): Call the renamed function.
7317 2017-01-23 Michael Matz <matz@suse.de>
7319 PR tree-optimization/78384
7320 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7322 2017-01-23 Richard Biener <rguenther@suse.de>
7324 PR tree-optimization/79186
7325 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7326 both incoming edges before moving an assert.
7328 2017-01-23 Martin Jambor <mjambor@suse.cz>
7330 * ipa-prop.c (load_from_param_1): Removed.
7331 (load_from_unmodified_param): Bits from load_from_param_1 put back
7332 here.
7333 (load_from_param): Removed.
7334 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7335 with stmt. Reverted back to use of load_from_unmodified_param.
7337 2017-01-23 Martin Jambor <mjambor@suse.cz>
7339 PR ipa/79108
7340 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7341 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7342 field a pointer to garbage collected vector, mark lattices and
7343 ipcp_orig_node with GTY((skip)).
7344 (ipa_get_param_count): Adjust to descriptors being a pointer.
7345 (ipa_get_param): Likewise.
7346 (ipa_get_type): Likewise.
7347 (ipa_get_param_move_cost): Likewise.
7348 (ipa_set_param_used): Likewise.
7349 (ipa_get_controlled_uses): Likewise.
7350 (ipa_set_controlled_uses): Likewise.
7351 (ipa_is_param_used): Likewise.
7352 (ipa_node_params_t): Move into garbage collector. New methods insert
7353 and remove.
7354 (ipa_node_params_sum): Annotate wth GTY(()).
7355 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7356 garbage collected.
7357 (ipa_load_from_parm_agg): Adjust declaration.
7358 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7359 * ipa-profile.c (ipa_profile): Likewise.
7360 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7361 (ipa_populate_param_decls): Make descriptors parameter garbage
7362 collected.
7363 (ipa_dump_param): Adjust to descriptors being a pointer.
7364 (ipa_alloc_node_params): Likewise.
7365 (ipa_initialize_node_params): Likewise.
7366 (load_from_param_1): Make descriptors parameter garbage collected.
7367 (load_from_unmodified_param): Likewise.
7368 (load_from_param): Likewise.
7369 (ipa_load_from_parm_agg): Likewise.
7370 (ipa_node_params::~ipa_node_params): Removed.
7371 (ipa_free_all_node_params): Remove call to delete operator.
7372 (ipa_node_params_t::insert): New.
7373 (ipa_node_params_t::remove): Likewise.
7374 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7375 copy known_csts and known_contexts vectors.
7376 (ipa_read_node_info): Adjust to descriptors being a pointer.
7377 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7378 collected.
7379 (ipcp_transform_function): Make descriptors variable garbage
7380 collected.
7382 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7384 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7385 * config/i386/avx512dqintrin.h: Ditto.
7386 * config/i386/avx512fintrin.h: Ditto.
7387 * gcc/config/i386/i386.c: Handle new builtins.
7388 * config/i386/i386-builtin.def: Add new builtins.
7389 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7390 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7392 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7393 Martin Liska <mliska@suse.cz>
7395 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7396 * asan.c (asan_expand_poison_ifn): Support stores and use
7397 appropriate ASAN report function.
7398 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7399 * internal-fn.def (ASAN_POISON_USE): Declare.
7400 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7401 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7402 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7403 ASAN_POISON calls w/o LHS.
7404 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7405 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7406 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7407 * gimplify.c (asan_poison_variables): Add attribute
7408 use_after_scope_memory to variables that really needs to live
7409 in memory.
7410 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7411 having the attribute.
7413 2017-01-23 Martin Liska <mliska@suse.cz>
7415 * asan.c (create_asan_shadow_var): New function.
7416 (asan_expand_poison_ifn): Likewise.
7417 * asan.h (asan_expand_poison_ifn): New declaration.
7418 * internal-fn.c (expand_ASAN_POISON): Likewise.
7419 * internal-fn.def (ASAN_POISON): New builtin.
7420 * sanopt.c (pass_sanopt::execute): Expand
7421 asan_expand_poison_ifn.
7422 * tree-inline.c (copy_decl_for_dup_finish): Make function
7423 external.
7424 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7425 * tree-ssa.c (is_asan_mark_p): New function.
7426 (execute_update_addresses_taken): Rewrite local variables
7427 (identified just by use-after-scope as addressable) into SSA.
7429 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7431 * doc/install.texi (Specific): opensource.apple.com uses https
7432 now. Remove trailing slash.
7434 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7436 * README.Portability: Remove note on an Irix compatibility issue.
7438 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7440 * gcov.c (INCLUDE_ALGORITHM): Define.
7441 (INCLUDE_VECTOR): Define.
7442 No longer include <vector> and <algorithm> directly.
7444 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7446 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7447 to https.
7448 * doc/invoke.texi (Code Gen Options): Ditto.
7450 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7452 PR lto/78407
7453 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7455 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7457 rtl-optimization/79125
7458 * cprop.c (local_cprop_pass): Handle cases where we make an
7459 unconditional trap.
7461 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7463 PR target/61729
7464 PR target/77850
7465 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7466 read from, for big endian.
7468 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7470 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7471 register pauth builtins for LP64 only.
7473 2017-01-20 Marek Polacek <polacek@redhat.com>
7475 PR c/79152
7476 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7477 non-case labels.
7479 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7481 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7482 of safelen status.
7483 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7484 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7485 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7487 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7489 PR target/71270
7490 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7491 in big-endian mode when they are not a single duplicated value.
7493 2017-01-20 Richard Biener <rguenther@suse.de>
7495 * BASE-VER: Bump to 7.0.1.
7497 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7499 * omp-low.c (omplow_simd_context): New struct. Use it...
7500 (lower_rec_simd_input_clauses): ...here and...
7501 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7502 references to idx, lane, max_vf, is_simt.
7504 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7506 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7507 mcpu=nps400.
7509 2017-01-20 Martin Jambor <mjambor@suse.cz>
7511 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7512 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7513 gt-hsa-common.h.
7514 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7515 (GTFILES): Rename hsa.c to hsa-common.c.
7516 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7517 * hsa-dump.c: Likewise.
7518 * hsa-gen.c: Likewise.
7519 * hsa-regalloc.c: Likewise.
7520 * ipa-hsa.c: Likewise.
7521 * omp-expand.c: Likewise.
7522 * omp-low.c: Likewise.
7523 * toplev.c: Likewise.
7525 2017-01-20 Marek Polacek <polacek@redhat.com>
7527 PR c/64279
7528 * doc/invoke.texi: Document -Wduplicated-branches.
7529 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7530 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7531 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7532 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7533 return 0 only when not OEP_LEXICOGRAPHIC.
7534 (fold_build_cleanup_point_expr): Use the expression
7535 location when building CLEANUP_POINT_EXPR.
7536 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7537 * tree.c (add_expr): Handle error_mark_node.
7539 2017-01-20 Martin Liska <mliska@suse.cz>
7541 PR lto/69188
7542 * tree-profile.c (init_ic_make_global_vars): Do not call
7543 finalize_decl.
7544 (gimple_init_gcov_profiler): Likewise.
7546 2017-01-20 Martin Liska <mliska@suse.cz>
7548 PR ipa/71190
7549 * cgraph.h (maybe_create_reference): Remove argument and
7550 update comment.
7551 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7552 argument.
7553 * ipa-cp.c (create_specialized_node): Likewise.
7554 * symtab.c (symtab_node::maybe_create_reference): Handle
7555 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7557 2017-01-20 Martin Liska <mliska@suse.cz>
7559 * read-rtl-function.c (function_reader::create_function): Use
7560 build_decl instread of build_decl_stat.
7562 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7564 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7565 * config/i386/avx512dqintrin.h: Ditto.
7566 * config/i386/avx512fintrin.h: Ditto.
7567 * config/i386/i386-builtin-types.def: Add new types.
7568 * gcc/config/i386/i386.c: Handle new types.
7569 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7570 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7571 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7572 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7573 (__builtin_ia32_kshiftridi): New.
7574 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7576 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7578 PR target/78875
7579 PR target/79140
7580 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7581 define to rs6000_init_stack_protect_guard.
7582 (rs6000_init_stack_protect_guard): New function.
7584 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7585 Yunqiang Su <yunqiang.su@imgtec.com>
7587 * config.gcc (supported_defaults): Add madd4.
7588 (with_madd4): Add validation.
7589 (all_defaults): Add madd4.
7590 * config/mips/mips.opt (mmadd4): New option.
7591 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7592 mmadd4.
7593 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7594 __mips_no_madd4.
7595 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7596 (ISA_HAS_FUSED_MADD4): Likewise.
7597 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7598 * gcc/doc/install.texi (--with-madd4): Document the new option.
7600 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7602 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7603 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7604 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7605 (aarch64_init_pauth_hint_builtins): New.
7606 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7607 (aarch64_expand_builtin): Expand new builtins.
7609 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7611 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7612 * combine-stack-adj.c (no_unhandled_cfa): Handle
7613 REG_CFA_TOGGLE_RA_MANGLE.
7614 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7615 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7616 info for return address signing.
7617 (aarch64_expand_epilogue): Likewise.
7619 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7621 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7622 * config/aarch64/aarch64-protos.h
7623 (aarch64_return_address_signing_enabled): New declaration.
7624 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7625 New function.
7626 (aarch64_expand_prologue): Sign return address before it's pushed onto
7627 stack.
7628 (aarch64_expand_epilogue): Authenticate return address fetched from
7629 stack.
7630 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7631 (aarch64_attributes): New function attributes for "sign-return-address".
7632 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7633 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7634 ("*do_return"): Generate combined instructions according to key index.
7635 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7636 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7637 iterators.
7638 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7639 * config/aarch64/aarch64.opt (msign-return-address=): New.
7640 * doc/extend.texi (AArch64 Function Attributes): Documents
7641 "sign-return-address=".
7642 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7644 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7646 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7647 overall option summary.
7649 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7651 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7652 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7653 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7654 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7656 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7658 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7659 -mpower9-minmax by default for -mcpu=power9.
7660 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7661 128-bit floating point.
7663 2017-01-20 Alan Modra <amodra@gmail.com>
7665 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7666 optimizing for size.
7668 2017-01-20 Alan Modra <amodra@gmail.com>
7670 PR target/79144
7671 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7672 for strcmp and strncmp from corresponding builtin decl.
7674 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7676 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7677 instead of i386/rtems-64.h.
7678 * config/i386/rtems-64.h: Remove.
7680 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7682 PR target/78478
7683 Revert:
7684 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7686 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7688 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7690 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7691 Change int to HOST_WIDE_INT.
7692 * config/aarch64/aarch64-protos.h
7693 (aarch64_simd_gen_const_vector_dup): Likewise.
7694 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7696 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7698 * langhooks-def.h (lhd_type_for_size): New decl.
7699 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7700 * langhooks.c (lhd_type_for_size): New function, taken from
7701 lto_type_for_size.
7703 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7705 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7706 define_bypass for CR latency.
7707 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7708 (power9-alu2): Add define_bypass for CR latency.
7709 (power9-cmp): New.
7710 (power9-mul): Update insn latency.
7711 (power9-mul-compare): Update insn latency, bypass latency and remove
7712 power9-branch.
7714 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7716 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7717 Delete.
7718 * config/aarch64/aarch64.md
7719 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7720 aarch64_nopcrelative_literal_loads.
7721 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7723 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7725 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7726 TARGET_LOONGSON_3A.
7727 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7729 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7731 PR target/78176
7732 * config.gcc (supported_defaults): Add lxc1-sxc1.
7733 (with_lxc1_sxc1): Add validation.
7734 (all_defaults): Add lxc1-sxc1.
7735 * config/mips/mips.opt (mlxc1-sxc1): New option.
7736 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7737 mlxc1-sxc1.
7738 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7739 __mips_no_lxc1_sxc1.
7740 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7741 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7742 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7744 2017-01-19 Richard Biener <rguenther@suse.de>
7746 PR tree-optimization/72488
7747 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7748 sure to restore SSA info.
7749 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7751 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7753 PR rtl-optimization/79121
7754 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7755 of the inner type when shifting an extended value.
7757 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7759 PR lto/78407
7760 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7761 interposable aliases.
7763 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7765 PR target/78516
7766 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7767 Use the evmergelohi instruction.
7768 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7769 (mov_sitf_e500_subreg8_2_be): Likewise.
7770 (mov_sitf_e500_subreg12_2_le): Likewise.
7771 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7772 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7773 (mov_sitf_e500_subreg8_2_le): Likewise.
7774 (mov_sitf_e500_subreg12_2_be): Likewise.
7776 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7778 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7779 attribute from vecsimple to vecperm.
7780 (altivec_vbpermq2): Likewise.
7782 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7784 PR target/79040
7785 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7787 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7788 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7789 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7790 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7791 case where N arg is SIZE_MAX.
7792 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7793 (cmpstrsi): Add pattern.
7795 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7797 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7798 __builtin_vec_revb builtins.
7799 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7800 built-in functions to support generation of the ISA 3.0 XXBR<x>
7801 vector byte reverse instructions.
7802 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7803 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7804 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7805 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7806 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7807 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7808 (P9V_BUILTIN_VEC_REVB): Likewise.
7809 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7810 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7811 (p9_xxbrq_v16qi): Likewise.
7812 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7813 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7814 (p9_xxbrh_v8hi): Likewise.
7815 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7816 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7817 vec_revb built-in functions.
7819 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7821 PR rtl-optimization/78952
7822 * config/i386/i386.md (any_extract): New code iterator.
7823 (*insvqi_2): Use any_extract for source operand.
7824 (*insvqi_3): Use any_shiftrt for source operand.
7826 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7828 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7829 New function.
7830 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7832 2017-01-18 Matthias Klose <doko@ubuntu.com>
7834 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7836 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7838 * config/rs6000/altivec.h (vec_bperm): Change #define.
7839 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7840 (altivec_vbpermq2): New define_insn.
7841 (altivec_vbpermd): Likewise.
7842 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7843 function interface.
7844 (VBPERMD): Likewise.
7845 (VBPERM): New polymorphic function interface.
7846 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7847 Add entries for P9V_BUILTIN_VEC_VBPERM.
7848 * doc/extend.texi: Add interfaces for vec_bperm.
7850 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7852 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7853 first letter of error messages.
7854 (s390_resolve_overloaded_builtin): Likewise.
7855 * config/s390/s390.c (s390_expand_builtin): Likewise.
7856 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7857 (s390_valid_target_attribute_inner_p): Likewise.
7858 * config/s390/s390.md ("tabort"): Likewise.
7860 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7862 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7863 (ISA_AVOID_DIV_HILO): New macro.
7864 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7865 (ISA_HAS_DDIV): Likewise.
7867 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7869 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7871 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7873 * doc/invoke.texi (fabi-version): Spelling fix.
7875 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7877 PR c++/70182
7878 * doc/invoke.texi (fabi-version): Mention mangling fix for
7879 operator names.
7881 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7883 PR c++/77489
7884 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7886 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7888 PR target/78875
7889 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7890 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7891 the new options.
7892 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7893 flexible settings.
7894 (stack_protect_test): Ditto.
7895 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7896 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7897 options.
7898 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7899 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7900 -mstack-protector-guard-offset=.
7901 (RS/6000 and PowerPC Options): Ditto.
7903 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7905 * config/i386/i386.h (MASK_CLASS_P): New define.
7906 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7907 there are no registers from different register sets also when
7908 mask registers are used. Update function comment.
7909 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7910 to (*k/*r) and (*k/*km) alternatives.
7912 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7914 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7915 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7916 (EH_RETURN_HANDLER_RTX): New define.
7917 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7918 Force frame pointer in EH return functions.
7919 (aarch64_expand_epilogue): Add barrier for eh_return.
7920 (aarch64_final_eh_return_addr): Remove.
7921 (aarch64_eh_return_handler_rtx): New function.
7922 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7923 Remove.
7924 (aarch64_eh_return_handler_rtx): New prototype.
7926 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7928 * config/rs6000/altivec.h (vec_rlmi): New #define.
7929 (vec_vrlnm): Likewise.
7930 (vec_rlnm): Likewise.
7931 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7932 (UNSPEC_VRLNM): Likewise.
7933 (VIlong): New mode iterator.
7934 (altivec_vrl<VI_char>mi): New define_insn.
7935 (altivec_vrl<VI_char>nm): Likewise.
7936 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7937 function entry.
7938 (VRLDNM): Likewise.
7939 (RLNM): New polymorphic function entry.
7940 (VRLWMI): New monomorphic function entry.
7941 (VRLDMI): Likewise.
7942 (RLMI): New polymorphic function entry.
7943 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7944 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7945 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7946 vec_vrlnm.
7948 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7950 PR debug/78839
7951 * dwarf2out.c (field_byte_offset): Restore the
7952 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7953 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7954 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7955 of build2 + fold.
7957 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7959 PR ada/67205
7960 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7962 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7964 PR debug/71669
7965 * dwarf2out.c (add_data_member_location_attribute): For constant
7966 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7967 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7968 DW_AT_byte_size attributes.
7970 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7972 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7973 after forcing to constant memory when the code model is medium.
7975 2017-01-17 Julia Koval <julia.koval@intel.com>
7977 PR target/76731
7978 * config/i386/avx512fintrin.h
7979 (_mm512_i32gather_ps): Change __addr type to void const*.
7980 (_mm512_mask_i32gather_ps): Ditto.
7981 (_mm512_i32gather_pd): Ditto.
7982 (_mm512_mask_i32gather_pd): Ditto.
7983 (_mm512_i64gather_ps): Ditto.
7984 (_mm512_mask_i64gather_ps): Ditto.
7985 (_mm512_i64gather_pd): Ditto.
7986 (_mm512_mask_i64gather_pd): Ditto.
7987 (_mm512_i32gather_epi32): Ditto.
7988 (_mm512_mask_i32gather_epi32): Ditto.
7989 (_mm512_i32gather_epi64): Ditto.
7990 (_mm512_mask_i32gather_epi64): Ditto.
7991 (_mm512_i64gather_epi32): Ditto.
7992 (_mm512_mask_i64gather_epi32): Ditto.
7993 (_mm512_i64gather_epi64): Ditto.
7994 (_mm512_mask_i64gather_epi64): Ditto.
7995 (_mm512_i32scatter_ps): Change __addr type to void*.
7996 (_mm512_mask_i32scatter_ps): Ditto.
7997 (_mm512_i32scatter_pd): Ditto.
7998 (_mm512_mask_i32scatter_pd): Ditto.
7999 (_mm512_i64scatter_ps): Ditto.
8000 (_mm512_mask_i64scatter_ps): Ditto.
8001 (_mm512_i64scatter_pd): Ditto.
8002 (_mm512_mask_i64scatter_pd): Ditto.
8003 (_mm512_i32scatter_epi32): Ditto.
8004 (_mm512_mask_i32scatter_epi32): Ditto.
8005 (_mm512_i32scatter_epi64): Ditto.
8006 (_mm512_mask_i32scatter_epi64): Ditto.
8007 (_mm512_i64scatter_epi32): Ditto.
8008 (_mm512_mask_i64scatter_epi32): Ditto.
8009 (_mm512_i64scatter_epi64): Ditto.
8010 (_mm512_mask_i64scatter_epi64): Ditto.
8011 * config/i386/avx512pfintrin.h
8012 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8013 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8014 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8015 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8016 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8017 (_mm512_prefetch_i32scatter_ps): Ditto.
8018 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8019 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8020 (_mm512_prefetch_i64scatter_pd): Ditto.
8021 (_mm512_prefetch_i64scatter_ps): Ditto.
8022 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8023 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8024 * config/i386/avx512vlintrin.h
8025 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8026 (_mm_mmask_i32gather_ps): Ditto.
8027 (_mm256_mmask_i32gather_pd): Ditto.
8028 (_mm_mmask_i32gather_pd): Ditto.
8029 (_mm256_mmask_i64gather_ps): Ditto.
8030 (_mm_mmask_i64gather_ps): Ditto.
8031 (_mm256_mmask_i64gather_pd): Ditto.
8032 (_mm_mmask_i64gather_pd): Ditto.
8033 (_mm256_mmask_i32gather_epi32): Ditto.
8034 (_mm_mmask_i32gather_epi32): Ditto.
8035 (_mm256_mmask_i32gather_epi64): Ditto.
8036 (_mm_mmask_i32gather_epi64): Ditto.
8037 (_mm256_mmask_i64gather_epi32): Ditto.
8038 (_mm_mmask_i64gather_epi32): Ditto.
8039 (_mm256_mmask_i64gather_epi64): Ditto.
8040 (_mm_mmask_i64gather_epi64): Ditto.
8041 (_mm256_i32scatter_ps): Change __addr type to void*.
8042 (_mm256_mask_i32scatter_ps): Ditto.
8043 (_mm_i32scatter_ps): Ditto.
8044 (_mm_mask_i32scatter_ps): Ditto.
8045 (_mm256_i32scatter_pd): Ditto.
8046 (_mm256_mask_i32scatter_pd): Ditto.
8047 (_mm_i32scatter_pd): Ditto.
8048 (_mm_mask_i32scatter_pd): Ditto.
8049 (_mm256_i64scatter_ps): Ditto.
8050 (_mm256_mask_i64scatter_ps): Ditto.
8051 (_mm_i64scatter_ps): Ditto.
8052 (_mm_mask_i64scatter_ps): Ditto.
8053 (_mm256_i64scatter_pd): Ditto.
8054 (_mm256_mask_i64scatter_pd): Ditto.
8055 (_mm_i64scatter_pd): Ditto.
8056 (_mm_mask_i64scatter_pd): Ditto.
8057 (_mm256_i32scatter_epi32): Ditto.
8058 (_mm256_mask_i32scatter_epi32): Ditto.
8059 (_mm_i32scatter_epi32): Ditto.
8060 (_mm_mask_i32scatter_epi32): Ditto.
8061 (_mm256_i32scatter_epi64): Ditto.
8062 (_mm256_mask_i32scatter_epi64): Ditto.
8063 (_mm_i32scatter_epi64): Ditto.
8064 (_mm_mask_i32scatter_epi64): Ditto.
8065 (_mm256_i64scatter_epi32): Ditto.
8066 (_mm256_mask_i64scatter_epi32): Ditto.
8067 (_mm_i64scatter_epi32): Ditto.
8068 (_mm_mask_i64scatter_epi32): Ditto.
8069 (_mm256_i64scatter_epi64): Ditto.
8070 (_mm256_mask_i64scatter_epi64): Ditto.
8071 (_mm_i64scatter_epi64): Ditto.
8072 (_mm_mask_i64scatter_epi64): Ditto.
8073 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8074 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8075 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8076 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8077 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8078 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8079 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8080 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8081 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8082 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8083 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8084 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8085 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8086 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8087 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8088 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8089 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8090 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8091 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8092 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8093 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8094 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8095 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8096 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8097 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8098 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8099 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8100 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8101 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8102 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8103 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8104 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8105 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8106 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8107 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8108 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8109 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8110 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8111 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8112 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8113 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8114 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8115 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8116 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8117 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8118 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8119 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8120 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8121 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8122 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8123 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8124 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8125 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8126 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8127 definitions accordingly.
8129 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8130 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8132 PR target/79079
8133 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8134 gen_lowpart.
8136 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8138 PR target/79058
8139 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8140 hard regs for inner regno.
8142 2017-01-17 Martin Liska <mliska@suse.cz>
8144 PR ipa/71207
8145 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8146 assumption and add comment.
8148 2017-01-17 Nathan Sidwell <nathan@acm.org>
8150 * ipa-visibility.c (localize_node): New function, broken out of ...
8151 (function_and_variable_visibility): ... here. Call it.
8153 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8155 PR middle-end/77445
8156 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8157 correctly set frequency of oudgoing edge.
8158 (duplicate_thread_path): Fix profile updating.
8160 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8162 PR other/79046
8163 * configure.ac: Add GCC_BASE_VER.
8164 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8165 version from BASE-VER file.
8166 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8167 (gcc.o): Depend on $(BASEVER).
8168 * common.opt (dumpfullversion): New option.
8169 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8170 * doc/invoke.texi: Document -dumpfullversion.
8171 * doc/install.texi: Document --with-gcc-major-version-only.
8172 * configure: Regenerated.
8174 2017-01-17 Richard Biener <rguenther@suse.de>
8176 PR tree-optimization/71433
8177 * tree-vrp.c (register_new_assert_for): Merge same asserts
8178 on all incoming edges.
8179 (process_assert_insertions_for): Handle insertions at the
8180 beginning of BBs.
8182 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8184 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8185 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8187 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8189 PR target/78633
8190 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8191 RTL sharing.
8193 2017-01-17 Alan Modra <amodra@gmail.com>
8195 PR target/79066
8196 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8197 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8198 symbolic stack limit when pic.
8200 2017-01-16 Martin Sebor <msebor@redhat.com>
8202 PR tree-optimization/78608
8203 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8205 2017-01-16 Jeff Law <law@redhat.com>
8207 Revert:
8208 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8209 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8210 for several include directories that may be relative to sysroot.
8211 * config/i386/x-mingw32 (gplus_includedir): Define.
8212 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8213 (native_system_includedir): Likewise.
8214 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8215 override if TARGET_SYSTEM_ROOT is defined.
8216 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8218 PR tree-optimization/79090
8219 PR tree-optimization/33562
8220 PR tree-optimization/61912
8221 PR tree-optimization/77485
8222 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8223 and computed trims into the dump file.
8225 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8227 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8229 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8231 PR c/79089
8232 * gimplify.c (gimplify_init_constructor): If want_value and
8233 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8234 fix.
8236 PR target/79080
8237 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8238 sequence. Formatting fixes.
8239 (doloop_optimize): Formatting fixes.
8241 PR driver/49726
8242 * gcc.c (debug_level_greater_than_spec_func): New function.
8243 (static_spec_functions): Add debug-level-gt spec function.
8244 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8245 !g0.
8246 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8247 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8248 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8249 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8250 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8251 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8253 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8255 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8256 QImode fixups to general and mask registers only.
8258 2017-01-16 Carl Love <cel@us.ibm.com>
8260 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8261 for built-in functions
8262 vector signed char vec_nabs (vector signed char)
8263 vector signed short vec_nabs (vector signed short)
8264 vector signed int vec_nabs (vector signed int)
8265 vector signed long long vec_nabs (vector signed long long)
8266 vector float vec_nabs (vector float)
8267 vector double vec_nabs (vector double)
8268 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8269 and NABS overload.
8270 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8271 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8272 * doc/extend.texi: Update the documentation file for the new built-in
8273 functions.
8275 2017-01-16 Martin Sebor <msebor@redhat.com>
8277 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8278 message.
8280 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8282 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8283 UNSPEC_VSX__XXSPLTD to require special splat handling.
8285 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8287 PR bootstrap/78616
8288 * system.h: Poison strndup.
8290 2017-01-16 Alan Modra <amodra@gmail.com>
8292 PR target/79098
8293 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8294 use a switch.
8296 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8298 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8300 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8302 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8303 call recog here. Assert that INSN_CODE (insn) is non-negative.
8305 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8307 PR target/72749
8308 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8309 fallthrough.
8310 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8311 in the currently scheduled RTL fragment.
8313 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8315 PR rtl-optimization/78751
8316 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8317 give up.
8319 2017-01-14 Jeff Law <law@redhat.com>
8321 PR tree-optimization/79090
8322 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8323 variable length stores.
8324 (compute_trims): Delete dead assignment to *trim_tail.
8325 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8326 zero length.
8328 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8330 PR rtl-optimization/78626
8331 PR rtl-optimization/78727
8332 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8333 of a block, and split such blocks after everything else is finished.
8335 2017-01-14 Alan Modra <amodra@gmail.com>
8337 PR target/72749
8338 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8339 target legitimate_combined_insn.
8340 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8341 (rs6000_legitimate_combined_insn): New function.
8342 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8343 all uses.
8344 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8345 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8346 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8348 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8350 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8352 2017-01-13 Jeff Law <law@redhat.com>
8354 PR tree-optimization/33562
8355 PR tree-optimization/61912
8356 PR tree-optimization/77485
8357 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8358 a statement.
8359 (delete_dead_assignment): Likewise.
8360 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8361 statement to delete_dead_call and delete_dead_assignment.
8363 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8365 PR c/78304
8366 * substring-locations.c (format_warning_va): Strengthen case 1 so
8367 that both endpoints of the substring must be within the format
8368 range for just the substring to be printed.
8370 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8372 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8373 * config/i386/i386.c (ix86_target_string): Add missing options
8374 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8375 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8376 flags_other and ix86_target_other to flags2_other. Display unknown
8377 isa2 options.
8378 (ix86_valid_target_attribute_inner_p): Add missing options and
8379 reorder options by implied ISAs, as in ix86_target_string.
8381 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8383 * hash-table.h (hash_table::too_empty_p): New function.
8384 (hash_table::expand): Use it.
8385 (hash_table::traverse): Likewise.
8386 (hash_table::empty_slot): Use sizeof (value_type) instead of
8387 sizeof (PTR) to convert bytes to elements. Shrink the table
8388 if the current size is excessive for the current number of
8389 elements.
8391 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8393 * ira-costs.c (record_reg_classes): Break from the inner loop
8394 early once alt_fail is known to be true. Update outer loop
8395 handling accordingly.
8397 2017-01-13 Jeff Law <law@redhat.com>
8399 * tree-ssa-dse.c (decrement_count): New function.
8400 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8401 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8402 when we know the partially dead statement is a mem* function.
8404 PR tree-optimization/61912
8405 PR tree-optimization/77485
8406 * tree-ssa-dse.c: Include expr.h.
8407 (maybe_trim_constructor_store): New function.
8408 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8410 PR tree-optimization/33562
8411 PR tree-optimization/61912
8412 PR tree-optimization/77485
8413 * doc/invoke.texi: Document new dse-max-object-size param.
8414 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8415 * tree-ssa-dse.c: Include params.h.
8416 (dse_store_status): New enum.
8417 (initialize_ao_ref_for_dse): New, partially extracted from
8418 dse_optimize_stmt.
8419 (valid_ao_ref_for_dse, normalize_ref): New.
8420 (setup_live_bytes_from_ref, compute_trims): Likewise.
8421 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8422 (maybe_trim_partially_dead_store): Likewise.
8423 (maybe_trim_complex_store): Likewise.
8424 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8425 Track what bytes live from the original store. Return tri-state
8426 for dead, partially dead or live.
8427 (dse_dom_walker): Add constructor, destructor and new private members.
8428 (delete_dead_call, delete_dead_assignment): New extracted from
8429 dse_optimize_stmt.
8430 (dse_optimize_stmt): Make a member of dse_dom_walker.
8431 Use initialize_ao_ref_for_dse.
8433 PR tree-optimization/33562
8434 PR tree-optimization/61912
8435 PR tree-optimization/77485
8436 * sbitmap.h (bitmap_count_bits): Prototype.
8437 (bitmap_clear_range, bitmap_set_range): Likewise.
8438 * sbitmap.c (bitmap_clear_range): New function.
8439 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8441 2017-01-13 Martin Liska <mliska@suse.cz>
8443 PR ipa/79043
8444 * function.c (set_cfun): Add new argument force.
8445 * function.h (set_cfun): Likewise.
8446 * ipa-inline-transform.c (inline_call): Use the function when
8447 strict alising from is dropped for function we inline to.
8449 2017-01-13 Richard Biener <rguenther@suse.de>
8451 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8452 for dumping GIMPLE INTEGER_CSTs.
8454 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8456 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8457 to 201112L since C++17.
8459 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8461 PR sanitizer/78887
8462 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8463 if -fsanitize=kernel-address is present.
8465 2017-01-13 Richard Biener <rguenther@suse.de>
8467 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8468 as _Literal ( type ) number in case usual suffixes do not
8469 preserve all information.
8471 2017-01-13 Richard Biener <rguenther@suse.de>
8473 PR tree-optimization/77283
8474 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8475 and ssa-iterators.h.
8476 (is_feasible_trace): Implement a cost model based on joiner
8477 PHI node uses.
8479 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8481 PR target/79004
8482 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8483 char or short to __float128/_Float128 directly.
8485 2017-01-12 Martin Sebor <msebor@redhat.com>
8487 to -Wformat-overflow.
8488 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8489 (min_bytes_remaining): Same.
8490 (get_string_length): Same.
8491 (format_string): Same.
8492 (format_directive): Same.
8493 (add_bytes): Same.
8494 (pass_sprintf_length::handle_gimple_call): Same.
8496 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8498 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8499 info.nowrite calls with no lhs that can't throw. Return bool
8500 whether gsi_remove has been called or not.
8501 (pass_sprintf_length::handle_gimple_call): Return bool whether
8502 try_substitute_return_value called gsi_remove. Formatting fix.
8503 (pass_sprintf_length::execute): Don't use gsi_remove if
8504 handle_gimple_call returned true.
8506 PR bootstrap/79069
8507 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8508 be removed due to side-effects, don't remove following barrier nor
8509 turn the successor edge into fallthru edge.
8511 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8513 PR target/79044
8514 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8515 element-reversing loads and stores as not swappable.
8517 2017-01-12 Nathan Sidwell <nathan@acm.org>
8518 Nicolai Stange <nicstange@gmail.com>
8520 * combine.c (try_combine): Don't ignore result of overlap checking
8521 loop. Combine overlap & asm check into single loop.
8523 2017-01-12 Richard Biener <rguenther@suse.de>
8525 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8526 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8528 2017-01-12 Richard Biener <rguenther@suse.de>
8530 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8531 and TS_TARGET_OPTION directly derive from TS_BASE.
8532 * tree-core.h (tree_optimization_option): Derive from tree_base.
8533 (tree_target_option): Likewise.
8535 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8537 * config/i386/i386.c (memory_address_length): Increase len
8538 only when rip_relative_addr_p returns false.
8540 2017-01-11 Julia Koval <julia.koval@intel.com>
8542 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8543 (OPTION_MASK_ISA_SGX_SET): New.
8544 (ix86_handle_option): Handle OPT_msgx.
8545 * config.gcc: Added sgxintrin.h.
8546 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8547 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8548 * config/i386/i386.c (ix86_target_string): Add -msgx.
8549 (PTA_SGX): New.
8550 (ix86_option_override_internal): Handle new options.
8551 (ix86_valid_target_attribute_inner_p): Add sgx.
8552 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8553 * config/i386/i386.opt: Add msgx.
8554 * config/i386/sgxintrin.h: New file.
8555 * config/i386/x86intrin.h: Add sgxintrin.h.
8557 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8559 PR c++/71537
8560 * fold-const.c (maybe_nonzero_address): Return 1 for function
8561 local objects.
8562 (tree_single_nonzero_warnv_p): Don't handle function local objects
8563 here.
8565 PR c++/72813
8566 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8567 of c-header.
8569 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8571 PR driver/78877
8572 * opts.c: Include "spellcheck.h"
8573 (struct string_fragment): New struct.
8574 (struct edit_distance_traits<const string_fragment &>): New
8575 struct.
8576 (get_closest_sanitizer_option): New function.
8577 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8579 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8581 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8582 by 12.
8583 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8584 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8585 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8586 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8587 for initial die_offset if dwarf_split_debug_info.
8588 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8589 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8590 fields.
8591 (output_skeleton_debug_sections): Formatting fix. Use
8592 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8593 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8595 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8597 * config/arm/cortex-a53.md: Add bypasses for
8598 cortex_a53_r2f_cvt.
8599 (cortex_a53_r2f): Only use for transfers.
8600 (cortex_a53_f2r): Likewise.
8601 (cortex_a53_r2f_cvt): Add reservation for conversions.
8602 (cortex_a53_f2r_cvt): Likewise.
8604 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8606 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8607 to all inlined functions, change static to extern.
8609 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8611 PR target/78253
8612 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8613 weak symbol.
8614 (arm_assemble_integer): Likewise.
8616 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8618 * config.gcc: Use new awk script to check CPU, FPU and architecture
8619 parameters for --with-... options.
8620 * config/arm/parsecpu.awk: New file
8621 * config/arm/arm-cpus.in: New file.
8622 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8623 files.
8624 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8625 files.
8626 * config/arm/t-arm: Update dependency rules.
8627 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8628 of processing .def files.
8629 * config/arm/genopt.sh: Deleted.
8630 * config/arm/gentune.sh: Deleted.
8631 * config/arm/arm-cores.def: Deleted.
8632 * config/arm/arm-arches.def: Deleted.
8633 * config/arm/arm-fpus.def: Deleted.
8634 * config/arm/arm-tune.md: Regenerated.
8635 * config/arm/arm-tables.opt: Regenerated.
8636 * config/arm/arm-cpu.h: New generated file.
8637 * config/arm/arm-cpu-data.h: New generated file.
8638 * config/arm/arm-cpu-cdata.h: New generated file.
8640 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8642 PR lto/79042
8643 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8644 bit.
8645 (input_varpool_node): Unpack dynamically_initialized bit.
8647 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8649 PR rtl-optimization/79032
8650 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8651 the alignment of the adjusted memory reference against that of MODE,
8652 instead of the alignment of the original memory reference.
8654 2017-01-11 Martin Jambor <mjambor@suse.cz>
8656 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8657 test.
8658 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8659 decorated functions.
8661 2017-01-11 Richard Biener <rguenther@suse.de>
8663 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8664 set range/nonnull info for PHI results. Do not set it on
8665 stmts marked for removal.
8667 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8669 * expr.c (store_field): In the bitfield case, fetch the return value
8670 from the registers before applying a single big-endian adjustment.
8671 Always do a final load for a BLKmode value not larger than a word.
8673 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8675 PR c++/77949
8676 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8677 that we correctly handle column numbers greater than
8678 LINE_MAP_MAX_COLUMN_NUMBER.
8680 2017-01-10 Martin Sebor <msebor@redhat.com>
8682 PR middle-end/78245
8683 * gimple-ssa-sprintf.c (get_destination_size): Call
8684 {init,fini}object_sizes.
8685 * tree-object-size.c (addr_object_size): Adjust.
8686 (pass_through_call): Adjust.
8687 (pass_object_sizes::execute): Adjust.
8688 * tree-object-size.h (fini_object_sizes): Declare.
8690 2017-01-10 Martin Sebor <msebor@redhat.com>
8692 PR tree-optimization/78775
8693 * builtins.c (get_size_range): Move...
8694 * calls.c: ...to here.
8695 (alloc_max_size): Accept zero argument.
8696 (operand_signed_p): Remove.
8697 (maybe_warn_alloc_args_overflow): Call get_size_range.
8698 * calls.h (get_size_range): Declare.
8700 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8702 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8703 from TI's devices.csv file as of September 2016.
8704 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8706 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8708 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8709 * doc/invoke.texi: Likewise.
8710 * doc/md.texi: Likewise.
8711 * doc/objc.texi: Likewise.
8713 2017-01-10 Joshua Conner <joshconner@google.com>
8715 * config/arm/fuchsia-elf.h: New file.
8716 * config/fuchsia.h: New file.
8717 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8718 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8719 targets.
8720 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8722 2016-01-10 Richard Biener <rguenther@suse.de>
8724 PR tree-optimization/79034
8725 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8726 Propagate out degenerate PHIs in the joiner.
8728 2017-01-10 Martin Liska <mliska@suse.cz>
8730 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8731 (sort_congruence_classes_by_decl_uid): Likewise.
8732 (sort_congruence_class_groups_by_decl_uid): Likewise.
8733 (sem_item_optimizer::merge_classes): Sort class, groups in these
8734 classes and members in the groups by DECL_UID of declarations.
8735 This would make merge operations stable.
8737 2017-01-10 Martin Liska <mliska@suse.cz>
8739 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8740 usage of m_classes_vec.
8741 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8742 (sem_item_optimizer::get_group_by_hash): Likewise.
8743 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8744 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8745 (sem_item_optimizer::verify_classes): Likewise.
8746 (sem_item_optimizer::process_cong_reduction): Likewise.
8747 (sem_item_optimizer::dump_cong_classes): Likewise.
8748 (sem_item_optimizer::merge_classes): Likewise.
8749 * ipa-icf.h (congruence_class_hash): Rename from
8750 congruence_class_group_hash. Remove declaration of m_classes_vec.
8752 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8754 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8755 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8756 * config.gcc: Add avx512vpopcntdqintrin.h.
8757 * config/i386/avx512vpopcntdqintrin.h: New.
8758 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8759 * config/i386/i386-builtin-types.def: Add new types.
8760 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8761 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8762 __builtin_ia32_vpopcountq_v8di_mask): New.
8763 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8764 __AVX512VPOPCNTDQ__.
8765 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8766 (PTA_AVX512VPOPCNTDQ): Define.
8767 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8768 TARGET_AVX512VPOPCNTDQ_P): Define.
8769 * config/i386/i386.opt: Add mavx512vpopcntdq.
8770 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8771 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8773 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8775 PR middle-end/77484
8776 * predict.def (PRED_CALL): Set to 67.
8778 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8780 * expr.c (store_field): In the bitfield case, if the value comes from
8781 a function call and is of an aggregate type returned in registers, do
8782 not modify the field mode; extract the value in all cases if the mode
8783 is BLKmode and the size is not larger than a word.
8785 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8787 PR target/71017
8788 * config/i386/cpuid.h: Fix undefined behavior.
8790 2017-01-04 Jeff Law <law@redhat.com>
8792 PR tree-optimization/79007
8793 PR tree-optimization/67955
8794 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8795 conservative for pt.null when flag_non_call_exceptions is on.
8797 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8799 PR translation/79019
8800 PR translation/79020
8801 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8802 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8803 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8804 in descriptions.
8805 * config/avr/avr.opt (maccumulate-args): Likewise.
8806 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8807 * common.opt (freport-bug): Likewise.
8808 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8809 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8810 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8811 translatable string.
8812 * config/i386/i386.c (function_value_32): Likewise.
8813 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8814 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8815 Likewise.
8816 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8817 * common/config/msp430/msp430-common.c (msp430_handle_option):
8818 Likewise.
8819 * symtab.c (symtab_node::verify_base): Likewise.
8820 * opts.c (set_debug_level): Likewise.
8821 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8822 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8823 missing whitespace to translatable strings.
8824 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8825 * config/sh/superh.h: Likewise.
8826 * config/i386/xopintrin.h: Likewise.
8827 * config/i386/znver1.md: Likewise.
8828 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8829 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8830 * double-int.h (struct double_int): Likewise.
8831 * double-int.c (div_and_round_double): Likewise.
8832 * wide-int.cc: Likewise.
8833 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8834 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8835 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8836 (crossjumps_occurred): ... this.
8837 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8838 Adjust all uses.
8840 PR tree-optimization/78899
8841 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8842 returning bool return struct loop *, NULL for failure and the new
8843 loop on success.
8844 (versionable_outer_loop_p): Don't version outer loop if it has
8845 dont_vectorized bit set.
8846 (tree_if_conversion): When versioning outer loop, ensure
8847 tree_if_conversion is performed also on the inner loop of the
8848 non-vectorizable outer loop copy.
8849 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8850 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8851 prevent vectorization of it.
8852 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8853 the outer loop vectorization of the non-scalar version is attempted
8854 before vectorization of the inner loop in scalar version. If
8855 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8856 vectorization of its inner loop.
8857 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8858 has 2 inner loops, rename also on edges from bb whose single pred
8859 is outer_loop->header. Fix typo in function comment.
8861 2017-01-09 Martin Sebor <msebor@redhat.com>
8863 PR bootstrap/79033
8864 * asan.c (asan_emit_stack_protection): Increase local buffer size
8865 to avoid snprintf truncation warning.
8867 2017-01-09 Andrew Pinski <apinski@cavium.com>
8869 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8870 to reference thunderx2t99 for the tuning structure
8871 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8872 Rename to ...
8873 (thunderx2t99_extra_costs): This.
8874 * config/aarch64/aarch64-tune.md: Regenerate.
8875 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8876 (vulcan_addrcost_table): This.
8877 (vulcan_regmove_cost): Rename to ...
8878 (thunderx2t99_regmove_cost): This.
8879 (vulcan_vector_cost): Rename to ...
8880 (thunderx2t99_vector_cost): this.
8881 (vulcan_branch_cost): Rename to ...
8882 (thunderx2t99_branch_cost): This.
8883 (vulcan_tunings): Rename to ...
8884 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8885 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8887 2017-01-09 Martin Jambor <mjambor@suse.cz>
8889 PR ipa/78365
8890 PR ipa/78599
8891 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8892 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8893 (propagate_vr_accross_jump_function): Use the above function for all
8894 value range computations for pass-through jump functions and type
8895 converasion from explicit value range values.
8896 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8897 parameters from TYPE_ARG_TYPES.
8898 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8899 (ipa_write_node_info): Stream type of the actual argument.
8900 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8902 2017-01-09 Martin Liska <mliska@suse.cz>
8904 PR pch/78970
8905 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8906 (lookup_compiler): Do not show error message with have_E.
8908 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8910 PR tree-optimization/78938
8911 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8912 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8913 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8914 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8915 fixes.
8917 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8919 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8920 is const0_rtx.
8922 2017-01-09 Richard Biener <rguenther@suse.de>
8924 PR tree-optimization/78997
8925 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8926 name condition properly.
8928 2017-01-09 Richard Biener <rguenther@suse.de>
8930 PR debug/79000
8931 * dwarf2out.c (is_cxx): New overload with context.
8932 (is_naming_typedef_decl): Use it.
8934 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8936 * invoke.texi (Option Summary): Correct spacing in option lists
8937 and add line breaks to fix over-long lines.
8939 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8941 PR middle-end/17660
8943 * extend.texi (Common Variable Attributes): Add xref to GCC
8944 Internals manual to explain mode attribute keywords.
8946 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8948 PR other/16519
8949 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8950 and Preprocessor Options.
8951 (Options for Linking): Document -pthread here....
8952 (RS/6000 and PowerPC Options): ...not here.
8953 (Solaris 2 Options): ...or here.
8954 * doc/cppopts.texi: Document -pthread.
8956 2017-01-08 Martin Sebor <msebor@redhat.com>
8958 PR middle-end/77708
8959 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8960 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8961 New member functions.
8962 (format_directive): Used them.
8963 (add_bytes): Same.
8964 (pass_sprintf_length::handle_gimple_call): Same.
8965 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8966 to avoid truncation for any argument.
8967 (extract_affine_mul): Same.
8968 * tree.c (get_file_function_name): Same.
8970 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8972 PR middle-end/77484
8973 * predict.def (PRED_INDIR_CALL): Set to 86.
8975 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8977 PR preprocessor/54124
8978 * doc/cppopts.texi: Reformat -d subtable to list the full name
8979 of the options. Add cross-reference to the docs for the general
8980 compiler -d options.
8981 * doc/invoke.texi (Developer Options): Add cross-reference to the
8982 preprocessor-specific -d option documentation.
8984 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8986 PR preprocessor/13498
8987 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8988 redudant material, and reflect new command-line options.
8989 (System Headers): Likewise.
8991 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8993 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8994 -isystem, and -idirafter. Copy-edit.
8995 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8996 default for -ftrack-macro-expansion. Delete obsolete and
8997 badly-formatted implementation details about -fdebug-cpp output.
8998 * doc/cppwarnopts.texi: Copy-edit.
9000 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9002 PR c++/72803
9003 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9004 that the transition from a max line width >= 1<<10 to narrower
9005 lines works correctly.
9007 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9009 * doc/options.texi (PerFunction): New.
9010 * opt-functions.awk (switch_flags): Map both Optimization and
9011 PerFunction to CL_OPTIMIZATION.
9012 * opth-gen.awk: Test for PerFunction flag along with
9013 Optimization.
9014 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9015 it only when the latter is present. Skip those that don't in
9016 the hash function generator.
9017 * common.opt (fvar-tracking): Mark as PerFunction instead of
9018 Optimization.
9019 (fvar-tracking-assignments): Likewise.
9020 (fvar-tracking-assignments-toggle): Likewise.
9021 (fvar-tracking-uninit): Likewise.
9023 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9025 PR translation/79018
9026 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9027 the and store.
9029 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9031 PR target/57583
9032 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9033 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9034 TARGET_LONG_JUMP_TABLE_OFFSETS.
9035 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9036 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9037 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9038 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9039 * config/m68k/m68k.md (tablejump expander): Likewise.
9040 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9041 TARGET_LONG_JUMP_TABLE_OFFSETS.
9042 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9043 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9045 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9046 David Holsgrove <david.holsgrove@xilinx.com>
9048 * common/config/microblaze/microblaze-common.c
9049 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9050 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9051 New prototype.
9052 * config/microblaze/microblaze.c (microblaze_must_save_register)
9053 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9054 calls_eh_return.
9055 (microblaze_eh_return): New function.
9056 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9057 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9058 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9059 * config/microblaze/microblaze.md (eh_return): New pattern.
9061 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9063 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9064 GCC_DIAGNOSTIC_STRINGIFY): Define.
9066 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9068 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9070 * config/arm/arm.md (<mcrr>): New.
9071 (<mrrc>): New.
9072 * config/arm/arm.c (arm_arch5te): New.
9073 (arm_option_override): Set arm_arch5te.
9074 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9075 and mrrc2.
9076 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9077 (arm_mcrr_qualifiers): ... this. New.
9078 (MRRC_QUALIFIERS): Define to...
9079 (arm_mrrc_qualifiers): ... this. New.
9080 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9081 __arm_mrrc2): New.
9082 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9083 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9084 (MRRCI, mrrc, MRRC): New.
9085 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9086 VUNSPEC_MRRC2): New.
9088 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9090 * config/arm/arm.md (<mcr>): New.
9091 (<mrc>): New.
9092 * config/arm/arm.c (arm_coproc_builtin_available): Add
9093 support for mcr, mrc, mcr2 and mrc2.
9094 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9095 (arm_mcr_qualifiers): ... this. New.
9096 (MRC_QUALIFIERS): Define to ...
9097 (arm_mrc_qualifiers): ... this. New.
9098 (MCR_QUALIFIERS): Define to ...
9099 (arm_mcr_qualifiers): ... this. New.
9100 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9101 __arm_mrc2): New.
9102 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9103 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9104 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9105 VUNSPEC_MRC2): New.
9107 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9109 * config/arm/arm.md (*ldc): New.
9110 (*stc): New.
9111 (<ldc>): New.
9112 (<stc>): New.
9113 * config/arm/arm.c (arm_coproc_builtin_available): Add
9114 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9115 (arm_coproc_ldc_stc_legitimate_address): New.
9116 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9117 'qualifier_const_pointer'.
9118 (LDC_QUALIFIERS): Define to...
9119 (arm_ldc_qualifiers): ... this. New.
9120 (STC_QUALIFIERS): Define to...
9121 (arm_stc_qualifiers): ... this. New.
9122 * config/arm/arm-protos.h
9123 (arm_coproc_ldc_stc_legitimate_address): New.
9124 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9125 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9126 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9127 stc2, stcl, stc2l): New.
9128 * config/arm/constraints.md (Uz): New.
9129 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9130 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9131 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9132 VUNSPEC_STC2L): New.
9134 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9136 * config/arm/arm.md (<cdp>): New.
9137 * config/arm/arm.c (neon_const_bounds): Rename this ...
9138 (arm_const_bounds): ... this.
9139 (arm_coproc_builtin_available): New.
9140 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9141 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9142 (CDP_QUALIFIERS): Define to...
9143 (arm_cdp_qualifiers): ... this. New.
9144 (void_UP): Define.
9145 (arm_expand_builtin_args): Add case for 6 arguments.
9146 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9147 (arm_const_bounds): ... this.
9148 (arm_coproc_builtin_available): New.
9149 * config/arm/arm_acle.h (__arm_cdp): New.
9150 (__arm_cdp2): New.
9151 * config/arm/arm_acle_builtins.def (cdp): New.
9152 (cdp2): New.
9153 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9154 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9155 'arm_const_bounds'.
9156 * config/arm/types.md (coproc): New.
9157 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9158 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9159 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9160 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9162 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9164 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9165 (UBINOP_QUALIFIERS): New.
9166 (si_UP): Define.
9167 (acle_builtin_data): New. Change comment.
9168 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9169 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9170 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9171 arm_acle_builtins.def.
9172 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9173 (arm_init_acle_builtins): New.
9174 (CRC32_BUILTIN): Remove.
9175 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9176 crc32cb, crc32ch and crc32cw.
9177 (arm_init_crc32_builtins): Remove.
9178 (arm_init_builtins): Use arm_init_acle_builtins rather
9179 than arm_init_crc32_builtins.
9180 (arm_expand_acle_builtin): New.
9181 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9182 * config/arm/arm_acle_builtins.def: New.
9184 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9186 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9187 (arm_builtin_datum): ... this.
9188 (arm_init_neon_builtin): Rename to ...
9189 (arm_init_builtin): ... this. Add a new parameters PREFIX
9190 and USE_SIG_IN_NAME.
9191 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9192 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9193 'arm_builtin_datum'.
9194 (arm_init_vfp_builtins): Likewise.
9195 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9196 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9197 (arm_expand_neon_args): Rename to ...
9198 (arm_expand_builtin_args): ... this. Rename builtin_arg
9199 enum values and differentiate between ARG_BUILTIN_MEMORY
9200 and ARG_BUILTIN_NEON_MEMORY.
9201 (arm_expand_neon_builtin_1): Rename to ...
9202 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9203 values, arm_expand_builtin_args and add bool parameter NEON.
9204 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9205 (arm_expand_vfp_builtin): Likewise.
9206 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9208 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9210 PR middle-end/77484
9211 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9212 * predict.c (tree_estimate_probability_bb): Reverse direction of
9213 polymorphic call predictor.
9215 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9217 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9218 (determine_pass_name_match): ...this new function and...
9219 (should_skip_pass_p): ...this new function.
9221 2017-01-06 Nathan Sidwell <nathan@acm.org>
9223 * ipa-visibility.c (function_and_variable_visibility): Reformat
9224 comments and long lines. Remove extrneous if.
9225 * symtab.c (symtab_node::make_decl_local): Fix code format.
9226 (symtab_node::set_section_for_node): Fix comment typo.
9228 2017-01-06 Martin Liska <mliska@suse.cz>
9230 PR bootstrap/79003
9231 * lra-constraints.c: Rename invariant to lra_invariant.
9232 * predict.c (set_even_probabilities): Initialize e to NULL.
9234 2017-01-05 Martin Sebor <msebor@redhat.com>
9236 PR tree-optimization/78910
9237 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9238 (format_integer): Correct off-by-one error in the handling
9239 of precision with negative numbers in signed conversions..
9241 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9243 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9245 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9247 PR tree-optimization/71016
9248 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9249 factor_out_conditional_conversion. Formatting fix.
9250 (factor_out_conditional_conversion): Add cond_stmt argument.
9251 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9252 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9253 Formatting fix.
9255 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9257 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9258 read-rtl-function.o, and selftest-rtl.o.
9259 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9260 (selftest::aarch64_test_loading_full_dump): New function.
9261 (selftest::aarch64_run_selftests): New function.
9262 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9263 selftest::aarch64_run_selftests.
9264 * config/i386/i386.c
9265 (selftest::ix86_test_loading_dump_fragment_1): New function.
9266 (selftest::ix86_test_loading_call_insn): New function.
9267 (selftest::ix86_test_loading_full_dump): New function.
9268 (selftest::ix86_test_loading_unspec): New function.
9269 (selftest::ix86_run_selftests): Call the new functions.
9270 * emit-rtl.c (maybe_set_max_label_num): New function.
9271 * emit-rtl.h (maybe_set_max_label_num): New decl.
9272 * function.c (instantiate_decls): Guard call to
9273 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9274 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9275 "static".
9276 * gensupport.c (gen_reader::gen_reader): Pass "false"
9277 for new "compact" param of rtx_reader.
9278 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9279 rather than an empty string for NULL strings.
9280 * read-md.c: Potentially include config.h rather than bconfig.h.
9281 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9282 (have_error): New global, copied from errors.c.
9283 (md_reader::read_name): Rename to...
9284 (md_reader::read_name_1): ...this, adding "out_loc" param,
9285 and converting "missing name or number" to returning false, rather
9286 than failing.
9287 (md_reader::read_name): Reimplement in terms of read_name_1.
9288 (md_reader::read_name_or_nil): New function.
9289 (md_reader::read_string): Handle "(nil)" by returning NULL.
9290 (md_reader::md_reader): Add new param "compact".
9291 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9292 (md_reader::read_file): New method.
9293 * read-md.h (md_reader::md_reader): Add new param "compact".
9294 (md_reader::read_file): New method.
9295 (md_reader::is_compact): New accessor.
9296 (md_reader::read_name): Convert return type from void to file_location.
9297 (md_reader::read_name_or_nil): New decl.
9298 (md_reader::read_name_1): New decl.
9299 (md_reader::m_compact): New field.
9300 (noop_reader::noop_reader): Pass "false" for new "compact" param
9301 of rtx_reader.
9302 (rtx_reader::rtx_reader): Add new "compact" param.
9303 (rtx_reader::read_rtx_operand): Make virtual and convert return
9304 type from void to rtx.
9305 (rtx_reader::read_until): New decl.
9306 (rtx_reader::handle_any_trailing_information): New virtual function.
9307 (rtx_reader::postprocess): New virtual function.
9308 (rtx_reader::finalize_string): New virtual function.
9309 (rtx_reader::m_in_call_function_usage): New field.
9310 (rtx_reader::m_reuse_rtx_by_id): New field.
9311 * read-rtl-function.c: New file.
9312 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9313 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9314 (selftest::verify_three_block_rtl_cfg): New decl.
9315 * read-rtl-function.h: New file.
9316 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9317 For host, include function.h, memmodel.h, and emit-rtl.h.
9318 (one_time_initialization): New function.
9319 (struct compact_insn_name): New struct.
9320 (compact_insn_names): New array.
9321 (find_code): Handle insn codes in compact dumps.
9322 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9323 (bind_subst_iter_and_attr): Likewise.
9324 (add_condition_to_string): Likewise.
9325 (add_condition_to_rtx): Likewise.
9326 (apply_attribute_uses): Likewise.
9327 (add_current_iterators): Likewise.
9328 (apply_iterators): Likewise.
9329 (initialize_iterators): Guard usage of apply_subst_iterator with
9330 #ifdef GENERATOR_FILE.
9331 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9332 (md_reader::read_mapping): Likewise.
9333 (add_define_attr_for_define_subst): Likewise.
9334 (add_define_subst_attr): Likewise.
9335 (read_subst_mapping): Likewise.
9336 (check_code_iterator): Likewise.
9337 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9338 logic to...
9339 (one_time_initialization): New function.
9340 (rtx_reader::read_until): New method.
9341 (read_flags): New function.
9342 (parse_reg_note_name): New function.
9343 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9344 Handle reuse_rtx ids.
9345 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9346 Add parsing support for RTL dumps, mirroring the special-cases in
9347 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9348 values, and calling handle_any_trailing_information.
9349 (rtx_reader::read_rtx_operand): Convert return type from void
9350 to rtx, returning return_rtx. Handle case 'e'. Call
9351 finalize_string on XSTR and XTMPL fields.
9352 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9353 "(nil)" values were omitted. Call the postprocess vfunc on the
9354 return_rtx.
9355 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9356 class ctor. Initialize m_in_call_function_usage. Call
9357 one_time_initialization.
9358 * rtl-tests.c (selftest::test_uncond_jump): Call
9359 set_new_first_and_last_insn.
9360 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9361 * selftest-rtl.c: New file.
9362 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9363 (selftest::get_insn_by_uid): New decl.
9364 * selftest-run-tests.c (selftest::run_tests): Call
9365 read_rtl_function_c_tests.
9366 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9367 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9368 dumps.
9370 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9372 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9373 operands in a special way. Assert that pos+len <= mode precision.
9375 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9377 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9378 3 argument Alias with unlimited for the negative form.
9379 (fno-vect-cost-model): Removed.
9381 2017-01-05 Martin Liska <mliska@suse.cz>
9383 * hsa-gen.c (gen_hsa_divmod): New function.
9384 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9386 2017-01-05 Martin Liska <mliska@suse.cz>
9388 PR pch/78970
9389 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9390 header.
9392 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9394 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9395 small constant length operands.
9397 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9399 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9400 between loop iterations.
9402 2017-01-05 Martin Liska <mliska@suse.cz>
9404 PR sanitizer/78815
9405 * gimplify.c (gimplify_decl_expr): Compare to
9406 asan_poisoned_variables instread of checking flags.
9407 (gimplify_target_expr): Likewise.
9408 (gimplify_expr): Likewise.
9409 (gimplify_function_tree): Conditionally initialize
9410 asan_poisoned_variables.
9412 2017-01-04 Jeff Law <law@redhat.com>
9414 PR tree-optimizatin/78812
9415 * rtl.h (contains_mem_rtx_p): Prototype.
9416 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9417 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9418 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9419 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9420 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9422 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9424 * input.c (assert_char_at_range): Default-initialize actual_range.
9426 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9428 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9429 to match the caller.
9431 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9433 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9434 insns after final jump in test to emit dummy move.
9436 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9438 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9439 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9441 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9443 * multiple_target.c (create_dispatcher_calls): Init e_next.
9444 * tree-ssa-loop-split.c (split_loop): Init border.
9445 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9446 scalar_type.
9448 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9450 PR target/71977
9451 PR target/70568
9452 PR target/78823
9453 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9454 (altivec_register_operand): Do not return true if the operand
9455 contains a SUBREG mixing SImode and SFmode.
9456 (vsx_register_operand): Likewise.
9457 (vsx_reg_sfsubreg_ok): New predicate.
9458 (vfloat_operand): Do not return true if the operand contains a
9459 SUBREG mixing SImode and SFmode.
9460 (vint_operand): Likewise.
9461 (vlogical_operand): Likewise.
9462 (gpc_reg_operand): Likewise.
9463 (int_reg_operand): Likewise.
9464 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9465 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9466 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9467 SImode and SFmode.
9468 (rs6000_emit_move_si_sf_subreg): New helper function.
9469 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9470 fixup SUBREGs involving SImode and SFmode.
9471 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9472 numbers for the new peephole2 optimization.
9473 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9474 the GLIBC math library that do AND/IOR/XOR operations on single
9475 precision floating point.
9476 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9477 target macros to say whether we need to avoid SUBREGs mixing
9478 SImode and SFmode.
9479 (TARGET_ALLOW_SF_SUBREG): Likewise.
9480 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9481 (UNSPEC_SI_FROM_SF): Likewise.
9482 (iorxor): Change spacing.
9483 (and_ior_xor): New iterator for AND, IOR, and XOR.
9484 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9485 (movdi_from_sf_zero_ext): Likewise.
9486 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9487 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9488 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9489 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9490 (fms<mode>4): Likewise.
9491 (fnma<mode>4): Likewise.
9492 (fnms<mode>4): Likewise.
9493 (nfma<mode>4): Likewise.
9494 (nfms<mode>4): Likewise.
9496 2017-01-04 Marek Polacek <polacek@redhat.com>
9498 PR c++/64767
9499 * doc/invoke.texi: Document -Wpointer-compare.
9501 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9503 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9504 RejectNegative.
9506 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9507 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9508 2-byte data.
9510 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9512 PR target/78056
9513 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9514 documentation of the powerpc_popcntb_ok attribute.
9515 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9516 code to issue warning messages if a requested CPU configuration is
9517 not supported by the binary (assembler and loader) toolchain.
9518 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9519 made to define a built-in function that has been disabled.
9520 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9521 made to define a built-in function that has been disabled.
9522 (altivec_init_builtins): Add comment explaining why definition
9523 of the DST built-in functions is not preceded by an assertion
9524 check. Add assertions to prevent ICE if attempts are made to
9525 define an altivec predicate or an abs* built-in function that has
9526 been disabled.
9527 (htm_init_builtins): Add comment explaining why definition of the
9528 htm built-in functions is not preceded by an assertion check.
9530 2017-01-04 Jeff Law <law@redhat.com>
9532 PR tree-optimizatin/67955
9533 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9534 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9535 the points-to solution does not include pt_null. Use DECL_PT_UID
9536 unconditionally.
9538 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9540 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9541 Use gen_int_mode instead of gen_lopwart for const_int operands.
9543 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9545 PR tree-optimization/71563
9546 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9547 out of range value - has low bits known to be zero.
9549 2017-01-04 Alan Modra <amodra@gmail.com>
9551 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9552 * configure: Regenerate.
9553 * config.in: Regenerate.
9555 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9557 PR bootstrap/77569
9558 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9559 a substring of the message, but strcmp with the whole message. Ifdef
9560 ENABLE_NLS, translate the message first using dgettext.
9562 2017-01-03 Jeff Law <law@redhat.com>
9564 PR tree-optimizatin/78856
9565 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9566 (mark_threaded_blocks): Remove code to truncate thread paths that
9567 cross multiple loop headers. Instead invalidate the cached loop
9568 iteration information and handle case of a thread path walking
9569 into an irreducible region.
9571 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9573 PR target/78900
9574 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9575 assertions. Add support for doing the signbit if the IEEE 128-bit
9576 floating point value is in a GPR.
9577 * config/rs6000/rs6000.md (Fsignbit): Delete.
9578 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9579 Update the length attribute if the value is in a GPR.
9580 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9581 the sign or zero extension instruction, since the value is always 0/1.
9582 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9584 PR target/78953
9585 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9586 extracting SImode to a GPR register so that we can generate a
9587 store, limit the vector to be in a traditional Altivec register
9588 for the vextuwrx instruction.
9590 2017-01-03 Ian Lance Taylor <iant@google.com>
9592 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9594 2017-01-03 Martin Sebor <msebor@redhat.com>
9596 PR tree-optimization/78696
9597 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9598 precision. Use MPFR for %f for greater fidelity. Correct handling
9599 of %g.
9600 (pass_sprintf_length::compute_format_length): Set width and precision
9601 specified by asrerisk to void_node for vararg functions.
9602 (try_substitute_return_value): Adjust dump output.
9604 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9606 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9608 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9610 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9611 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9612 -mlra/-mno-lra was passed to the compiler.
9614 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9616 PR rtl-optimization/65618
9617 * emit-rtl.c (try_split): Move initialization of "before" and
9618 "after" to just before the call to emit_insn_after_setloc.
9620 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9622 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9624 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9626 * dwarf2out.c (gen_enumeration_type_die): When
9627 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9629 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9631 PR tree-optimization/78965
9632 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9633 Change first argument from const call_info & to call_info &. For %n
9634 set info.nowrite to false.
9636 PR middle-end/78901
9637 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9638 possibly throwing calls.
9640 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9641 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9642 and fns handling, rather than in a separate case SSA_NAME.
9644 2017-01-02 Jeff Law <law@redhat.com>
9646 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9647 fixes for first_period and second_period variables.
9649 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9651 PR target/78967
9652 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9653 (*insvqi_1): New insn pattern.
9654 (*insvqi_1_mem_rex64): Ditto.
9655 (*insvqi_2): Ditto.
9656 (*insvqi_3): Rename from *insvqi.
9658 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9660 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9662 * doc/cfg.texi (Edges): Remove reference to Java.
9663 (Maintaining the CFG): Ditto.
9665 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9667 PR middle-end/77674
9668 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9669 transparent aliases.
9671 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9673 PR middle-end/77484
9674 * predict.def (PRED_CALL): Update hitrate.
9675 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9676 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9677 into direct/indirect/polymorphic variants.
9679 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9681 Update copyright years.
9683 * gcc.c (process_command): Update copyright notice dates.
9684 * gcov-dump.c (print_version): Ditto.
9685 * gcov.c (print_version): Ditto.
9686 * gcov-tool.c (print_version): Ditto.
9687 * gengtype.c (create_file): Ditto.
9688 * doc/cpp.texi: Bump @copying's copyright year.
9689 * doc/cppinternals.texi: Ditto.
9690 * doc/gcc.texi: Ditto.
9691 * doc/gccint.texi: Ditto.
9692 * doc/gcov.texi: Ditto.
9693 * doc/install.texi: Ditto.
9694 * doc/invoke.texi: Ditto.
9695 \f
9696 Copyright (C) 2017 Free Software Foundation, Inc.
9698 Copying and distribution of this file, with or without modification,
9699 are permitted in any medium without royalty provided the copyright
9700 notice and this notice are preserved.