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1 2017-05-04 Martin Sebor <msebor@redhat.com>
3 PR middle-end/79234
4 * builtins.c (check_sizes): Adjust to handle reading past the end.
5 Avoid printing excessive upper bound of ranges. Use %E to print
6 tree nodes instead of converting them to %wu.
7 (expand_builtin_memchr): New function.
8 (compute_dest_size): Rename...
9 (compute_objsize): ...to this.
10 (expand_builtin_memcpy): Adjust.
11 (expand_builtin_mempcpy): Adjust.
12 (expand_builtin_strcat): Adjust.
13 (expand_builtin_strcpy): Adjust.
14 (check_strncat_sizes): Adjust.
15 (expand_builtin_strncat): Adjust.
16 (expand_builtin_strncpy): Adjust and simplify.
17 (expand_builtin_memset): Adjust.
18 (expand_builtin_bzero): Adjust.
19 (expand_builtin_memcmp): Adjust.
20 (expand_builtin): Handle memcmp.
21 (maybe_emit_chk_warning): Check strncat just once.
23 2017-05-04 Martin Sebor <msebor@redhat.com>
25 PR preprocessor/79214
26 PR middle-end/79222
27 PR middle-end/79223
28 * builtins.c (check_sizes): Add inlining context and issue
29 warnings even when -Wno-system-headers is set.
30 (check_strncat_sizes): Same.
31 (expand_builtin_strncat): Same.
32 (expand_builtin_memmove): New function.
33 (expand_builtin_stpncpy): Same.
34 (expand_builtin): Handle memmove and stpncpy.
36 2017-05-04 Bin Cheng <bin.cheng@arm.com>
38 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
39 which is not used any more.
41 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
43 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
45 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
47 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
48 (cortexa53_tunings): Likewise.
49 (cortexa57_tunings): Likewise.
50 (cortexa72_tunings): Likewise.
51 (cortexa73_tunings): Likewise.
53 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
55 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
56 Set loop alignment to 8.
58 2017-05-04 Martin Sebor <msebor@redhat.com>
60 PR translation/80280
61 * builtins.c (expand_builtin_object_size): Add missing quoting to
62 %D and like directives.
63 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
64 (hsa_type_for_tree_type): Same.
65 (verify_function_arguments): Same.
66 * symtab.c (symbol_table::change_decl_assembler_name): Same.
67 * varasm.c (get_section): Same.
68 (mark_weak): Same.
70 2017-05-04 Martin Sebor <msebor@redhat.com>
72 PR translation/80280
73 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
75 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
77 * config/aarch64/aarch64.c (generic_addrcost_table):
78 Change HI/TI mode setting.
80 2017-05-04 Martin Jambor <mjambor@suse.cz>
82 PR tree-optimization/80622
83 * tree-sra.c (comes_initialized_p): New function.
84 (build_accesses_from_assign): Only set write lazily when
85 comes_initialized_p is false.
86 (analyze_access_subtree): Use comes_initialized_p.
87 (propagate_subaccesses_across_link): Assert !comes_initialized_p
88 instead of testing for PARM_DECL.
90 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
92 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
93 constraint on operand 0 to allow more general addressing modes.
94 Adjust output template.
95 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
96 New function.
97 * config/aarch64/aarch64-protos.h
98 (aarch64_address_valid_for_prefetch_p): Declare prototype.
99 * config/aarch64/constraints.md (Dp): New address constraint.
100 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
101 predicate.
103 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
105 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
106 update use of estimate_ipcp_clone_size_and_time.
107 (estimate_local_effects): Update use of
108 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
109 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
110 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
111 Return nonspecialized time.
113 2017-05-04 Richard Biener <rguenther@suse.de>
115 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
116 for the last VUSE which def dominates the PHI. Directly call
117 maybe_skip_until.
118 (get_continuation_for_phi_1): Remove.
120 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
122 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
123 to explain the use of truncating division. Cap the number of
124 iterations to the maximum given by nb_iterations_upper_bound,
125 if defined.
127 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
129 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
130 * configure: Regenerate.
131 * config.in: Regenerate.
132 * config/i386/driver-mingw32.c: new file.
133 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
134 * config.host: Link driver-mingw32.o on MinGW host.
135 * doc/install.texi: Document new --enable-mingw-wildcard configure
136 option.
138 2017-05-04 Marek Polacek <polacek@redhat.com>
140 PR tree-optimization/80612
141 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
143 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
144 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
146 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
147 (movt splitter): Likewise.
148 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
149 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
150 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
151 block for Thumb-1 with MOVT.
152 (thumb2_legitimate_address_p): Move code block ...
153 (can_avoid_literal_pool_for_label_p): ... into this new function.
154 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
155 literal pool.
156 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
157 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
158 "M-profile targets with the MOVT instruction".
160 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
162 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
163 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
164 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
166 2017-05-04 Martin Liska <mliska@suse.cz>
168 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
169 variable cond_code.
171 2017-05-04 Richard Biener <rguenther@suse.de>
173 * tree.c (array_at_struct_end_p): Handle arrays at struct
174 end with flexarrays more conservatively. Refactor and treat
175 arrays of arrays or aggregates more strict. Fix
176 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
177 * tree.c (array_at_struct_end_p): Adjust prototype.
178 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
179 * gimple-fold.c (get_range_strlen): Likewise.
180 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
182 2017-05-04 Richard Biener <rguenther@suse.de>
184 PR tree-optimization/31130
185 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
186 false.
187 (supports_overflow_infinity): Likewise.
188 (is_negative_overflow_infinity): Likewise.
189 (is_positive_overflow_infinity): Likewise.
190 (is_overflow_infinity): Likewise.
191 (stmt_overflow_infinity): Likewise.
192 (overflow_infinity_range_p): Likewise.
193 (usable_range_p): Remove as always returning true.
194 (make_overflow_infinity): Remove.
195 (negative_overflow_infinity): Likewise.
196 (positive_overflow_infinity): Likewise.
197 (avoid_overflow_infinity): Likewise.
198 (set_value_range): Adjust accordingly.
199 (set_value_range_to_nonnegative): Likewise, remove now unused
200 overflow_infinity arg.
201 (vrp_operand_equal_p): Adjust.
202 (update_value_range): Likewise.
203 (range_int_cst_singleton_p): Likewise.
204 (operand_less_p): Likewise.
205 (compare_values_warnv): Likewise.
206 (extract_range_for_var_from_comparison_expr): Likewise.
207 (vrp_int_const_binop): Likewise.
208 (zero_nonzero_bits_from_vr): Likewise.
209 (extract_range_from_multiplicative_op_1): Likewise.
210 (extract_range_from_binary_expr_1): Likewise.
211 (extract_range_from_unary_expr): Likewise.
212 (extract_range_from_comparison): Likewise.
213 (extract_range_basic): Likewise.
214 (adjust_range_with_scev): Likewise.
215 (compare_ranges): Likewise.
216 (compare_range_with_value): Likewise.
217 (dump_value_range): Likewise.
218 (test_for_singularity): Likewise, remove strict_overflow_p parameter
219 never used.
220 (simplify_cond_using_ranges): Adjust.
222 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
224 * brig-builtins.def: Added a builtin for class_f64.
225 * builtin-types.def: Added a builtin type needed by class_f64.
227 2017-05-03 Jason Merrill <jason@redhat.com>
229 * timevar.def: Add TV_CONSTEXPR.
231 2017-05-03 David Malcolm <dmalcolm@redhat.com>
233 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
235 2017-05-03 Martin Jambor <mjambor@suse.cz>
237 * ipa-prop.c (ipa_update_after_lto_read): Removed.
238 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
239 * ipa-cp.c (ipcp_propagate_stage): Do not call
240 ipa_update_after_lto_read.
241 * ipa-inline.c (ipa_inline): Likewise.
243 2017-05-03 Martin Jambor <mjambor@suse.cz>
245 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
246 tag. Added a default constructor and a destructor.
247 (ipa_edge_args_sum_t): New class;
248 (ipa_edge_args_sum): Declare.
249 (ipa_edge_args_vector): Remove declaration.
250 (IPA_EDGE_REF): Use ipa_edge_args_sum.
251 (ipa_free_edge_args_substructures): Remove declaration.
252 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
253 (ipa_edge_args_info_available_for_edge_p): Likewise.
254 * ipa-prop.c (ipa_edge_args_vector): Removed.
255 (edge_removal_hook_holder): Likewise.
256 (edge_duplication_hook_holder): Likewise.
257 (ipa_edge_args_sum): New variable.
258 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
259 ipa_edge_args_vector.
260 (ipa_free_edge_args_substructures): Likewise.
261 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
262 ipa_edge_args_vector.
263 (ipa_edge_removal_hook): Turned into method
264 ipa_edge_args_sum_t::remove.
265 (ipa_edge_duplication_hook): Turned into method
266 ipa_edge_args_sum_t::duplicate.
267 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
268 registering edge hooks.
269 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
270 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
271 ipa_edge_args_sum instead of ipa_edge_args_vector.
272 * ipa-profile.c (ipa_profile): Likewise.
274 2017-05-03 Martin Jambor <mjambor@suse.cz>
276 * symbol-summary.h (function_summary): New method exists.
277 (function_summary::symtab_removal): Deallocate through release.
278 (call_summary): New class.
279 (gt_ggc_mx): New overload.
280 (gt_pch_nx): Likewise.
281 (gt_pch_nx): Likewise.
283 2017-05-03 Jeff Law <law@redhat.com>
285 PR tree-optimization/78496
286 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
287 from simplify_cond_using_ranges. Split off code to walk
288 backwards through casts into ...
289 (simplify_cond_using_ranges_2): New function.
290 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
291 (execute_vrp): After identifying jump threads, call
292 simplify_cond_using_ranges_2.
294 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
296 PR bootstrap/80609
297 * ipa-inline.h (inline_summary): Add ctor.
298 (create_ggc): Do not use ggc_cleared_alloc.
300 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
301 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
303 * gcc.c (handle_braces): Support escaping in switch matching
304 text.
305 * doc/invoke.texi (Spec Files): Document it.
306 Remove superfluous @code markup in items.
308 2017-05-03 David Malcolm <dmalcolm@redhat.com>
310 * diagnostic-show-locus.c (struct column_range): New struct.
311 (get_affected_columns): New function.
312 (get_printed_columns): New function.
313 (struct correction): New struct.
314 (correction::ensure_capacity): New function.
315 (correction::ensure_terminated): New function.
316 (struct line_corrections): New struct.
317 (line_corrections::~line_corrections): New dtor.
318 (line_corrections::add_hint): New function.
319 (layout::print_trailing_fixits): Reimplement in terms of the new
320 classes.
321 (selftest::test_overlapped_fixit_printing): New function.
322 (selftest::diagnostic_show_locus_c_tests): Call it.
324 2017-05-03 Nathan Sidwell <nathan@acm.org>
326 Canonicalize canonical type hashing
327 * tree.h (type_hash_canon_hash): Declare.
328 * tree.c (type_hash_list, attribute_hash_list): Move into
329 type_hash_canon_hash.
330 (build_type_attribute_qual_variant): Break out hash code calc into
331 type_hash_canon_hash.
332 (type_hash_canon_hash): New. Generic type hash computation.
333 (build_range_type_1, build_array_type_1, build_function_type,
334 build_method_type_directly, build_offset_type, build_complex_type,
335 make_vector_type): Call it.
337 2017-05-03 Richard Biener <rguenther@suse.de>
339 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
340 When all DRs have unknown misaligned do not always peel
341 when there is a store but apply the same costing model as if
342 there were only loads.
344 2017-05-03 Richard Biener <rguenther@suse.de>
346 Revert
347 PR tree-optimization/80492
348 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
349 compare_base_decls returning dont-know properly.
351 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
353 * config/arm/iterators.md (CCSI): New mode iterator.
354 (arch): New mode attribute.
355 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
356 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
357 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
358 code iterator for success result mode.
359 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
360 the corresponding new insn generators.
362 2017-05-03 Bin Cheng <bin.cheng@arm.com>
364 Revert r247509
365 2017-05-02 Bin Cheng <bin.cheng@arm.com>
366 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
368 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
370 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
371 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
372 (DDR_A): Wrap DDR argument in brackets.
373 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
374 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
375 (DDR_REVERSED_P): Likewise.
377 2017-05-03 Jakub Jelinek <jakub@redhat.com>
379 PR tree-optimization/79472
380 * tree-switch-conversion.c (struct switch_conv_info): Add
381 contiguous_range and default_case_nonstandard fields.
382 (collect_switch_conv_info): Compute contiguous_range and
383 default_case_nonstandard fields, don't clear final_bb if
384 contiguous_range and only the default case doesn't have the required
385 structure.
386 (check_all_empty_except_final): Set default_case_nonstandard instead
387 of failing if contiguous_range and the default case doesn't have empty
388 block.
389 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
390 and only the default case doesn't have the required constants. Skip
391 virtual phis.
392 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
393 if default_case_nonstandard.
394 (build_constructors): Build constant 1 just once. Assert that default
395 values aren't inserted in between cases if contiguous_range. Skip
396 virtual phis.
397 (build_arrays): Skip virtual phis.
398 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
399 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
400 Handle virtual phis.
401 (gen_inbound_check): Handle default_case_nonstandard case.
402 (process_switch): Adjust check_final_bb caller. Call
403 gather_default_values with the first non-default case instead of
404 default case if default_case_nonstandard.
406 2017-05-02 Nathan Sidwell <nathan@acm.org>
408 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
409 check. Fix formatting.
411 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
413 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
414 errors when comparing specialized and unspecialized times.
416 2017-05-02 David Malcolm <dmalcolm@redhat.com>
418 * diagnostic-show-locus.c
419 (layout::should_print_annotation_line_p): Make private.
420 (layout::print_annotation_line): Make private.
421 (layout::annotation_line_showed_range_p): Make private.
422 (layout::show_ruler): Make private.
423 (layout::print_source_line): Make private. Pass in line and
424 line_width, rather than calling location_get_source_line. Drop
425 returned value.
426 (layout::print_leading_fixits): New method.
427 (layout::print_any_fixits): Rename to...
428 (layout::print_trailing_fixits): ...this, and make private.
429 Don't print newline fixits.
430 (diagnostic_show_locus): Move logic for printing one row into...
431 (layout::print_line): ...this new function. Move the
432 location_get_source_line call and error-handling from
433 print_source_line to here. Call print_leading_fixits, and rename
434 print_any_fixits to print_trailing_fixits.
435 (selftest::test_fixit_insert_containing_newline): Update now that
436 newlines are partially supported.
437 (selftest::test_fixit_insert_containing_newline_2): New test.
438 (selftest::test_fixit_replace_containing_newline): Update comments.
439 (selftest::diagnostic_show_locus_c_tests): Call the new test.
440 * edit-context.c (class added_line): New class.
441 (class edited_line): Describe newline handling in comment.
442 (edited_line::actually_edited_p): New method.
443 (edited_line::print_content): Delete redundant decl.
444 (edited_line::m_predecessors): New field.
445 (edited_file::print_content): Call edited_line::print_content.
446 (edited_file::print_diff): Update to support newlines.
447 (edited_file::print_diff_hunk): Likewise.
448 (edited_file::print_run_of_changed_lines): New function.
449 (edited_file::print_diff_line): Convert to...
450 (print_diff_line): ...this.
451 (edited_file::get_effective_line_count): New function.
452 (edited_line::edited_line): Initialize new field m_predecessors.
453 (edited_line::~edited_line): Clean up m_predecessors.
454 (edited_line::apply_fixit): Handle newlines.
455 (edited_line::get_effective_line_count): New function.
456 (edited_line::print_content): New function.
457 (edited_line::print_diff_lines): New function.
458 (selftest::test_applying_fixits_insert_containing_newline): New
459 test.
460 (selftest::test_applying_fixits_replace_containing_newline): New
461 test.
462 (selftest::insert_line): New function.
463 (selftest::test_applying_fixits_multiple_lines): Add example of
464 inserting a line.
465 (selftest::edit_context_c_tests): Call the new tests.
467 2017-05-02 Bin Cheng <bin.cheng@arm.com>
469 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
470 parameter cand. Update dump information.
471 (get_computation_cost): Update uses.
473 2017-05-02 Bin Cheng <bin.cheng@arm.com>
475 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
476 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
477 (get_computation_at, rewrite_use_address): Update use of
478 get_computation_aff.
480 2017-05-02 Bin Cheng <bin.cheng@arm.com>
482 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
483 (get_computation): Delete.
484 (get_computation_cost): Implement like get_computation_cost_at.
485 Use get_computation_at.
486 (get_computation_cost_at): Delete.
487 (rewrite_use_nonlinear_expr): Use get_computation_at.
488 (rewrite_use_compare, remove_unused_ivs): Ditto.
490 2017-05-02 Bin Cheng <bin.cheng@arm.com>
492 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
494 2017-05-02 Bin Cheng <bin.cheng@arm.com>
496 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
497 (ivopts_global_cost_for_size): Rename parameter and update uses.
498 (iv_ca_recount_cost): Update uses.
499 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
500 candidates seperately in n_invs and n_cands.
501 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
503 2017-05-02 Bin Cheng <bin.cheng@arm.com>
505 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
506 (find_inv_vars_cb): New.
507 (find_depends): Renamed to ...
508 (find_inv_vars): ... this.
509 (add_candidate_1, force_var_cost): Call find_inv_vars.
510 (split_address_cost, determine_group_iv_cost_cond): Ditto.
512 2017-05-02 Bin Cheng <bin.cheng@arm.com>
514 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
515 inv_vars. Add inv_exprs.
516 (struct iv_cand): Rename depends_on to inv_vars.
517 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
518 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
519 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
520 (dump_cand): Dump inv_vars.
521 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
522 (record_invariant, find_depends, add_candidate_1): Ditto.
523 (set_group_iv_cost, force_var_cost): Ditto.
524 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
525 (get_computation_cost_at, get_computation_cost): Ditto.
526 (determine_group_iv_cost_generic): Ditto.
527 (determine_group_iv_cost_address): Ditto.
528 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
529 (determine_group_iv_costs): Ditto.
530 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
531 (iv_ca_set_remove_invariants): Renamed to ...
532 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
533 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
534 (iv_ca_set_add_invariants): Renamed to ...
535 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
536 (iv_ca_set_cp): Use iv_ca_set_add_invs.
537 (iv_ca_has_deps): Support inv_vars and inv_exprs.
538 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
539 (create_new_ivs): Remove useless dump.
541 2017-05-02 Bin Cheng <bin.cheng@arm.com>
543 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
544 iv_cand code.
545 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
546 (iv_ca_set_no_cp, create_new_iv): Ditto.
548 2017-05-02 Bin Cheng <bin.cheng@arm.com>
550 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
552 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
554 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
555 function tree_check2.
557 2017-05-02 Martin Liska <mliska@suse.cz>
559 * doc/gcov.texi: Add missing preposition.
560 * gcov.c (function_info::function_info): Properly fill up
561 all member variables.
563 2017-05-02 Tamar Christina <tamar.christina@arm.com>
565 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
567 2017-05-02 Tamar Christina <tamar.christina@arm.com>
569 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
571 2017-05-02 Martin Liska <mliska@suse.cz>
573 PR lto/77954.
574 * lto-streamer-in.c (lto_read_tree_1): Remove
575 LTO_STREAMER_DEBUG.
576 * lto-streamer.c (struct tree_hash_entry): Likewise.
577 (struct tree_entry_hasher): Likewise.
578 (tree_entry_hasher::hash): Likewise.
579 (tree_entry_hasher::equal): Likewise.
580 (lto_streamer_init): Likewise.
581 (lto_orig_address_map): Likewise.
582 (lto_orig_address_get): Likewise.
583 (lto_orig_address_remove): Likewise.
584 * lto-streamer.h: Likewise.
585 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
586 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
588 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
590 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
591 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
592 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
593 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
594 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
595 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
596 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
597 (mm_maskz_sub_ss): New intrinsics.
598 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
599 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
600 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
601 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
602 (__builtin_ia32_subss_mask_round): New builtins.
603 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
604 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
605 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
606 Renamed to ...
607 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
608 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
609 Changed to ...
610 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
611 ... this.
613 2017-05-02 Martin Jambor <mjambor@suse.cz>
615 PR tree-optimization/78687
616 * tree-sra.c (access): New field parent.
617 (process_subtree_disqualification): New function.
618 (disqualify_candidate): Call it.
619 (build_accesses_from_assign): Reset write flag if creating an
620 assighnment link.
621 (build_access_subtree): Fill in parent field and also prpagate
622 down grp_write flag.
623 (create_artificial_child_access): New parameter set_grp_write, set
624 grp_write to its value.
625 (propagate_subaccesses_across_link): Also propagate grp_write flag
626 values.
627 (propagate_all_subaccesses): Push the closest parent back to work
628 queue if add_access_to_work_queue returned true.
630 2017-05-02 Richard Biener <rguenther@suse.de>
632 * common.opt (fstrict-overflow): Alias negative to fwrapv.
633 * doc/invoke.texi (fstrict-overflow): Remove all traces of
634 -fstrict-overflow documentation.
635 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
636 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
637 flag_strict_overflow.
638 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
639 * lto-opts.c (lto_write_options): Do not stream it.
640 * lto-wrapper.c (merge_and_complain): Do not handle it.
641 * opts.c (default_options_table): Do not set -fstrict-overflow.
642 (finish_options): Likewise do not clear it when sanitizing.
643 * simplify-rtx.c (simplify_const_relational_operation): Do not
644 test flag_strict_overflow.
646 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
648 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
649 using enabled attribute.
650 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
651 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
652 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
653 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
654 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
655 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
656 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
657 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
658 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
659 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
661 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
665 2017-05-02 Richard Biener <rguenther@suse.de>
667 PR tree-optimization/80591
668 Revert
669 2017-04-10 Richard Biener <rguenther@suse.de>
671 * tree-ssa-structalias.c (find_func_aliases): Properly handle
672 asm inputs.
674 2017-05-02 Richard Biener <rguenther@suse.de>
676 PR tree-optimization/80549
677 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
678 (cleanup_tree_cfg_noloop): Create forwarders to known loop
679 headers if they do not have a preheader.
681 2017-05-02 Martin Liska <mliska@suse.cz>
683 PR other/80589
684 * common.opt: Fix typo.
685 * doc/invoke.texi: Likewise.
687 2017-05-01 Jan Beulich <jbeulich@suse.com>
689 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
690 swapping, add (x,x,m,x,n) alternative.
692 2017-05-01 Nathan Sidwell <nathan@acm.org>
694 * calls.c (combine_pending_stack_adjustment_and_call): Remove
695 unnecessary unadjusted_alignment check.
697 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
699 PR c++/80038
700 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
701 operations here.
702 * gimplify.c (gimplify_cilk_detach): New function.
703 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
704 * tree-core.h: Document EXPR_CILK_SPAWN.
705 * tree.h (EXPR_CILK_SPAWN): Define.
707 2017-05-01 David Malcolm <dmalcolm@redhat.com>
709 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
710 to use new fixit_hint representation, using the "replace" logic.
711 (get_line_span_for_fixit_hint): Likewise.
712 (layout::print_any_fixits): Likewise.
713 (selftest::test_one_liner_many_fixits): Rename to...
714 (selftest::test_one_liner_many_fixits_1): ...this, and update
715 comment and expected output to reflect that the multiple fix-it
716 hints are now consolidated into one insertion.
717 (selftest::test_one_liner_many_fixits_2): New test.
718 (selftest::test_diagnostic_show_locus_one_liner): Update for
719 above.
720 (selftest::test_fixit_consolidation): Update for fix-it API
721 change.
722 * diagnostic.c (print_parseable_fixits): Likewise.
723 * edit-context.c (edited_line::m_line_events): Convert from
724 auto_vec <line_event *> to auto_vec <line_event>.
725 (class line_event): Convert from abstract base class to a concrete
726 class, taking over the role of replace_event.
727 (class insert_event): Delete.
728 (class replace_event): Rename to class line_event. Convert to
729 half-open range.
730 (edit_context::add_fixits): Reimplement.
731 (edit_context::apply_insert): Delete.
732 (edit_context::apply_replace): Rename to...
733 (edit_context::apply_fixit): ...this. Convert to half-open range.
734 (edited_file::apply_insert): Delete.
735 (edited_file::apply_replace): Rename to...
736 (edited_file::apply_fixit): ...this.
737 (edited_line::~edited_line): Drop deletion of events.
738 (edited_line::apply_insert): Delete.
739 (edited_line::apply_replace): Rename to...
740 (edited_line::apply_fixit): ...this. Convert to half-open range.
741 Update for change to type of m_line_events.
742 * edit-context.h (edit_context::apply_insert): Delete.
743 (edit_context::apply_replace): Rename to...
744 (edit_context::apply_fixit): ...this.
746 2017-05-01 Martin Sebor <msebor@redhat.com>
748 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
749 known.
751 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
753 PR target/68491
754 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
755 __get_cpuid_max returns 0.
756 (__get_cpuid_count): Ditto.
758 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
760 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
761 replacement expression is another instance of one of its arguments.
763 2017-05-01 Jakub Jelinek <jakub@redhat.com>
765 PR target/79430
766 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
767 check for stack push/pop autoinc.
768 * config/i386/i386.c (ix86_agi_dependent): Return false
769 if the only reason why modified_in_p returned true is that
770 addr is SP based and set_insn is a push or pop.
772 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
774 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
775 overflow check.
777 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
779 PR ipa/79224
780 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
781 (account_size_time): Use two predicates - exec_pred and
782 nonconst_pred_ptr.
783 (evaluate_conditions_for_known_args): Compute both clause and
784 nonspec_clause.
785 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
786 (inline_summary_t::duplicate): Update.
787 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
788 separately.
789 (compute_inline_parameters): Likewise.
790 (estimate_edge_size_and_time): Update caluclation of time.
791 (estimate_node_size_and_time): Compute both time and nonspecialized
792 time.
793 (estimate_ipcp_clone_size_and_time): Update.
794 (inline_merge_summary): Update.
795 (do_estimate_edge_time): Update.
796 (do_estimate_edge_size): Update.
797 (do_estimate_edge_hints): Update.
798 (inline_read_section, inline_write_summary): Stream both new predicates.
799 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
800 as argument.
801 (compute_inlined_call_time): Cleanup.
802 (big_speedup_p): Update.
803 (edge_badness): Update.
804 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
805 (size_time_entry): Replace predicate by exec_predicate and
806 nonconst_predicate.
807 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
808 (estimate_edge_time): Return also nonspec_time.
809 (reset_edge_growth_cache): Update.
811 2017-04-29 Jakub Jelinek <jakub@redhat.com>
813 PR rtl-optimization/80491
814 * ifcvt.c (noce_process_if_block): When looking for x setter
815 with missing else_bb, don't check only the insn right before
816 cond_earliest, but look for the last insn that x is modified in
817 within the same bb.
819 PR rtl-optimization/80491
820 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
822 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
824 PR tree-optimization/80487
825 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
827 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
829 PR tree-optimization/79697
830 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
831 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
832 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
833 BUILT_IN_STRNDUP.
834 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
835 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
837 2017-04-28 Martin Sebor <msebor@redhat.com>
839 PR tree-optimization/80523
840 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
841 (init_target_to_host_charmap, target_to_host, target_strtol10): New
842 functions.
843 (maybe_warn, format_directive, parse_directive): Use new functions.
844 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
846 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
848 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
850 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
852 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
853 target_header_dir): Set correctly.
854 * configure: Regenerated.
855 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
856 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
857 instead of SYSTEM_HEADER_DIR.
859 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
861 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
862 (estimate_local_effects): Likewise.
863 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
864 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
865 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
866 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
867 do_estimate_edge_time, estimate_edge_time): Likewise.
868 * ipa-inline-analysis.c (estimate_node_size_and_time,
869 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
870 (estimate_time_after_inlining): Remove.
872 2017-04-28 Martin Liska <mliska@suse.cz>
874 * doc/gcov.texi: Enhance documentation of gcov.
876 2017-04-28 Martin Liska <mliska@suse.cz>
878 * doc/gcov.texi: Sort options in alphabetic order.
879 * doc/gcov-dump.texi: Likewise.
880 * doc/gcov-tool.texi: Likewise.
881 * gcov.c (print_usage): Likewise.
882 * gcov-dump.c (print_usage): Likewise.
883 * gcov-tool.c (print_merge_usage_message): Likewise.
884 (print_rewrite_usage_message): Likewise.
885 (print_overlap_usage_message): Likewise.
887 2017-04-28 Martin Liska <mliska@suse.cz>
889 PR gcov-profile/53915
890 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
892 2017-04-28 Martin Liska <mliska@suse.cz>
894 PR gcov-profile/79891
895 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
896 is marked by compiler as living on a line.
897 (get_cycles_count): Remove usage of the union.
898 (output_intermediate_file): Likewise.
899 (find_source): Fix GNU coding style.
900 (accumulate_line_counts): Remove old non-all block mode.
901 (output_lines): Remove usage of the union.
902 * profile.c (output_location): Include all BBs, even if
903 belonging to a same line (and file) as a previous BB.
905 2017-04-28 Martin Liska <mliska@suse.cz>
907 * gcov.c (process_args): Handle new argument 'w'.
908 (read_graph_file): Assign ID to BBs.
909 (output_branch_count): Display BB # if verbose flag is set.
910 (output_lines): Likewise for arcs.
911 (print_usage): Add '--verbose' option help.
912 * doc/gcov.texi: Document --verbose (-w) option.
914 2017-04-28 Martin Liska <mliska@suse.cz>
916 * gcov.c (struct block_location_info): New struct.
917 (process_file): Fill up the new structure.
918 (read_graph_file): Replace usage of encoding by the newly added
919 struct.
920 (add_line_counts): Likewise.
921 (accumulate_line_counts): Remove usage of the union.
922 (function_info::function_info): New function.
923 (function_info::~function_info): Likewise.
924 (process_file): Call delete instead of release_function.
925 (release_function): Release the function.
926 (release_structures): Call delete instead of release_function.
927 (solve_flow_graph): Replace usage of num_blocks.
928 (find_exception_blocks): Likewise.
929 (output_lines): Fix GNU coding style.
931 2017-04-28 Martin Liska <mliska@suse.cz>
933 PR driver/56469
934 * coverage.c (coverage_remove_note_file): New function.
935 * coverage.h: Declare the function.
936 * toplev.c (finalize): Clean if an error has been seen.
938 2017-04-28 Martin Liska <mliska@suse.cz>
940 PR gcov-profile/80031
941 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
942 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
943 * gcov.c (read_graph_file): Read just number of blocks.
944 * profile.c (branch_prob): Do not stream 0 flags per a basic
945 block.
947 2017-04-28 Martin Liska <mliska@suse.cz>
949 * gcov-dump.c (tag_*): Add new argument to declarations.
950 (dump_gcov_file): Likewise.
951 (tag_blocks): Add and use new argument depth.
952 (tag_arcs): Likewise.
953 (tag_lines): Likewise.
954 (tag_counters): Likewise.
955 (tag_summary): Likewise.
956 (dump_working_sets): Use depth to do a proper indentation.
958 2017-04-28 Jakub Jelinek <jakub@redhat.com>
960 PR bootstrap/80531
961 * cgraph.h (symtab_node::debug_symtab): No longer inline.
962 * symtab.c (symtab_node::debug_symtab): Move definition here.
964 2017-04-28 Richard Biener <rguenther@suse.de>
966 * lto-streamer.h (LTO_major_version): Bump to 7.
968 2017-04-28 Richard Biener <rguenther@suse.de>
970 * tree-vrp.c (assert_info): New struct.
971 (add_assert_info): New helper.
972 (register_edge_assert_for_2): Refactor to add asserts to a vector
973 of assert_info.
974 (register_edge_assert_for_1): Likewise.
975 (register_edge_assert_for): Likewise.
976 (finish_register_edge_assert_for): New helper actually registering
977 asserts where live on edge.
978 (find_conditional_asserts): Adjust.
979 (find_switch_asserts): Likewise.
980 (evrp_dom_walker::try_find_new_range): Generalize.
981 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
983 2017-04-27 Marek Polacek <polacek@redhat.com>
985 PR sanitizer/80349
986 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
987 arg10 and arg11 to itype.
989 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
991 * doc/extend.texi (Object Size Checking): Improve grammar.
993 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
995 PR target/80530
996 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
997 that the logic for permitting reciprocal estimates matches that
998 in use_rsqrt_p.
1000 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1002 PR c++/80534
1003 * tree.c (type_cache_hasher::equal): Only compare
1004 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1005 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1006 non-aggregate element types.
1007 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1008 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1010 2017-04-27 Richard Biener <rguenther@suse.de>
1012 PR middle-end/80533
1013 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1014 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1015 keeping a reference to a trailing array.
1017 2017-04-27 Richard Biener <rguenther@suse.de>
1019 PR middle-end/80539
1020 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1021 being in loop-closed SSA form conservatively.
1022 (chrec_fold_multiply_poly_poly): Likewise.
1024 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1026 PR middle-end/79665
1027 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1028 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1030 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1032 PR target/77728
1033 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1034 (aarch64_function_arg_alignment): Return unsigned int again, but still
1035 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1036 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1037 Don't emit -Wpsabi note.
1038 (aarch64_function_arg_boundary): Likewise.
1039 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1040 caller.
1042 2017-04-26 Nathan Sidwell <nathan@acm.org>
1044 * tree.h (crc32_unsigned_n): Declare.
1045 (crc32_unsigned, crc32_unsigned): Make inline.
1046 * tree.c (crc32_unsigned_bits): Replace with ...
1047 (crc32_unsigned_n): ... this.
1048 (crc32_unsigned, crc32_byte): Remove.
1049 (crc32_string): Remove unnecessary braces.
1051 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1053 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1054 * ipa-inline-analysis.c (MAX_TIME): Remove.
1055 (account_size_time): Use sreal for time.
1056 (dump_inline_summary): Update.
1057 (estimate_function_body_sizes): Update.
1058 (estimate_edge_size_and_time): Update.
1059 (estimate_calls_size_and_time): Update.
1060 (estimate_node_size_and_time): Update.
1061 (inline_merge_summary): Update.
1062 (inline_update_overall_summary): Update.
1063 (estimate_time_after_inlining): Update.
1064 (inline_read_section): Update.
1065 (inline_write_summary): Update.
1066 * ipa-inline.c (compute_uninlined_call_time): Update.
1067 (compute_inlined_call_time): Update.
1068 (recursive_inlining): Update.
1069 (inline_small_functions): Update.
1070 (dump_overall_stats): Update.
1071 * ipa-inline.h: Include sreal.h.
1072 (size_time_entry): Turn time to sreal.
1073 (inline_summary): Turn self_time nad time to sreal.
1075 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1077 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1078 data-streamer.h
1079 (sreal::stream_out, sreal::stream_in): New.
1080 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1082 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1084 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1085 environment.
1087 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1089 PR target/70799
1090 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1091 Handle ASHIFTRT.
1092 (dimode_scalar_chain::compute_convert_gain): Ditto.
1093 (dimode_scalar_chain::make_vector_copies): Ditto.
1094 (dimode_scalar_chain::convert_reg): Ditto.
1095 (dimode_scalar_chain::convert_insn): Ditto.
1096 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1097 (VI248_AVX512BW_1): New mode iterator.
1098 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1099 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1100 mode iterator.
1102 2017-04-25 Martin Sebor <msebor@redhat.com>
1104 PR tree-optimization/80497
1105 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1106 constants are representable in HOST_WIDE_INT.
1107 (parse_directive): Ditto.
1109 2017-04-25 Martin Sebor <msebor@redhat.com>
1111 PR bootstrap/80486
1112 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1113 (new_zero_array): Adjust signature.
1114 (dom_info::dom_init): Used unsigned rather that size_t.
1115 (dom_info::dom_info): Same.
1117 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1118 Jakub Jelinek <jakub@redhat.com>
1120 PR target/77728
1121 * config/arm/arm.c: Include gimple.h.
1122 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1123 returns negative, increment ncrn only if it returned positive.
1124 (arm_needs_doubleword_align): Return int instead of bool,
1125 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1126 members, but if there is any such non-FIELD_DECL
1127 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1128 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1129 returns negative, increment nregs only if it returned positive.
1130 (arm_setup_incoming_varargs): Likewise.
1131 (arm_function_arg_boundary): Emit -Wpsabi note if
1132 arm_needs_doubleword_align returns negative, return
1133 DOUBLEWORD_ALIGNMENT only if it returned positive.
1135 2017-04-25 Marek Polacek <polacek@redhat.com>
1137 PR sanitizer/80349
1138 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1139 first argument to type.
1141 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1143 PR target/80482
1144 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1145 type checks to test for compatibility instead of equality.
1147 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1148 Jakub Jelinek <jakub@redhat.com>
1150 PR target/77728
1151 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1152 type.
1153 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1154 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1155 the alignment computation, but return their maximum in warn_alignment.
1156 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1157 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1158 is smaller.
1159 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1160 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1161 caller.
1163 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1165 * config/arc/simdext.md (dmpyh): Fix typo.
1167 2017-04-25 Richard Biener <rguenther@suse.de>
1169 PR tree-optimization/80492
1170 * alias.c (compare_base_decls): Handle registers with asm
1171 specification conservatively.
1172 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1173 compare_base_decls returning dont-know properly.
1175 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1177 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1178 (legitimate_offset_address_p): New function.
1179 (arc_legitimate_address_p): Use above function.
1181 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1183 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1185 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1187 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1188 ACCH registers whenever they are available.
1190 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1192 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1193 double regs fix when not used.
1195 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1197 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1198 core registers.
1199 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1200 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1202 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1204 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1205 when emitting short ADD instructions.
1207 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1209 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1210 constraint.
1211 (cmpsi_cc_c_insn): Likewise.
1212 (cbranchsi4_scratch): Compute proper instruction length using
1213 compact_hreg_operand.
1214 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1216 2017-04-25 Richard Biener <rguenther@suse.de>
1218 PR middle-end/80509
1219 * passes.c (pass_manager::pass_manager): Initialize
1220 m_name_to_pass_map.
1222 2017-04-25 Richard Biener <rguenther@suse.de>
1224 PR tree-optimization/79201
1225 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1227 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1229 PR target/80464
1230 * config/s390/vector.md: Split MEM->GPR vector moves for
1231 non-s_operand addresses.
1233 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1235 PR target/79895
1236 * config/s390/predicates.md (reload_const_wide_int_operand): New
1237 predicate.
1238 * config/s390/s390.md ("movti"): Remove d/P alternative.
1239 ("movti_bigconst"): New pattern definition.
1241 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1243 PR target/80080
1244 * s390-protos.h (s390_expand_cs_hqi): Removed.
1245 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1246 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1247 modes as well as CCZ1mode and CCZmode.
1248 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1249 signature of s390_emit_compare_and_swap.
1250 (s390_expand_cs_hqi): Likewise, make static.
1251 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1252 compare-and-swap, in some cases.
1253 (s390_expand_cs): Wrapper function.
1254 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1255 atomic_exchange.
1256 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1257 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1258 patterns for small and large integers. Forbid symref memory operands.
1259 Move expander to s390.c. Require cc register.
1260 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1261 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1262 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1263 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1264 symref memory operands. Remove CC mode and call s390_match_ccmode
1265 instead.
1266 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1268 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1270 * config/s390/s390.md (define_peephole2): New peephole to help
1271 combining the load-and-test pattern with volatile memory.
1273 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1275 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1276 with CCZmode for TARGET_Z196.
1278 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1280 PR rtl-optimization/80501
1281 * combine.c (make_compound_operation_int): Set subreg_code to SET
1282 even for AND with mask of the sign bit of mode.
1284 PR rtl-optimization/80500
1285 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1286 sum's initial value.
1288 2017-04-25 Julian Brown <julian@codesourcery.com>
1289 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1291 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1293 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1295 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1297 2017-04-25 Julian Brown <julian@codesourcery.com>
1298 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1300 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1301 (thunderx2t99_sha): New Reservation.
1303 2017-04-25 Julian Brown <julian@codesourcery.com>
1304 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1306 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1307 type for 1-element load.
1309 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1311 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1313 2017-04-24 Martin Jambor <mjambor@suse.cz>
1315 PR tree-optimization/80293
1316 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1317 char arrays not totally scalarizable if it is false.
1318 (analyze_all_variable_accesses): Pass correct value in the new
1319 parameter. Add a statistics counter.
1321 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1323 PR middle-end/79931
1324 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1326 2017-04-24 Richard Biener <rguenther@suse.de>
1328 PR tree-optimization/80494
1329 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1330 out for complex types.
1332 2017-04-24 Richard Biener <rguenther@suse.de>
1334 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1335 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1336 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1337 (DFS): Adjust and never fail.
1338 (sccvn_dom_walker::fail): Remove.
1339 (sccvn_dom_walker::before_dom_children): Adjust.
1340 (run_scc_vn): Likewise and never fail.
1341 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1342 (pass_fre::execute): Likewise.
1344 2017-04-24 Richard Biener <rguenther@suse.de>
1346 PR tree-optimization/79725
1347 * tree-ssa-sink.c (statement_sink_location): Return whether
1348 failure reason was zero uses. Move that check later.
1349 (sink_code_in_bb): Deal with zero uses by removing the stmt
1350 if possible.
1352 2017-04-24 Richard Biener <rguenther@suse.de>
1354 PR c++/2972
1355 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1356 pointer-based references.
1358 2017-04-24 Richard Biener <rguenther@suse.de>
1360 PR bootstrap/79814
1361 * pass_manager.h (pass_manager::operator new): Remove.
1362 (pass_manager::operator delete): Likewise.
1363 * passes.c (pass_manager::operator new): Remove.
1364 (pass_manager::operator delete): Likewise.
1365 (pass_manager::pass_manager): Zero individual pass members.
1367 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1369 PR target/70799
1370 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1371 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1372 Check "XEXP (src, 1)" operand here.
1373 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1374 Check "XEXP (src, 1)" operand here.
1375 (dimode_scalar_chain::make_vector_copies): Detect count register
1376 of a shift instruction. Zero extend count register from QImode
1377 to DImode to satisfy vector shift pattern count operand predicate.
1378 Substitute vector shift count operand with a DImode copy.
1379 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1380 vector register.
1382 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1385 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1386 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1387 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1388 (UNSPEC_NOREX_MEM): Remove definition.
1390 2017-04-21 Richard Biener <rguenther@suse.de>
1392 PR tree-optimization/79547
1393 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1394 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1395 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1396 without any constraints.
1398 2017-04-21 Richard Biener <rguenther@suse.de>
1400 PR tree-optimization/78847
1401 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1403 2017-04-21 Richard Biener <rguenther@suse.de>
1405 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1406 (build_distinct_type_copy): Likewise.
1407 (build_variant_type_copy): Likewise.
1408 * tree.c (build_qualified_type): Pass down mem-stat info.
1409 (build_distinct_type_copy): Likewise.
1410 (build_variant_type_copy): Likewise.
1412 2017-04-21 Richard Biener <rguenther@suse.de>
1414 PR tree-optimization/80237
1415 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1416 defaulted to NULL.
1417 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1418 for a simplified result.
1420 2016-04-21 Richard Biener <rguenther@suse.de>
1422 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1423 sth as strict as a simple_iv but a chrec without symbols and an
1424 operand defined in the loop we are peeling (and not some subloop).
1425 (propagate_constants_for_unrolling): Propagate all constants.
1427 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1429 PR target/79804
1430 * config/i386/i386.c (print_reg): Remove assert for disalowed
1431 regno values, call output_operand_lossage instead.
1433 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1435 PR target/78090
1436 * config/i386/constraints.md (Yc): New register constraint.
1437 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1438 Use Yc constraint for alternative 2 of operand 0. Remove
1439 preferred_for_speed attribute.
1441 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1443 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1444 lastprivate clauses in SIMT case.
1446 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1448 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1450 2017-04-20 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/57796
1453 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1454 as N scalar stores.
1455 (vect_model_load_cost): Cost gathers as N scalar loads.
1457 2017-04-20 Richard Biener <rguenther@suse.de>
1459 * ggc-page.c (ggc_allocated_p): Rename to ...
1460 (safe_lookup_page_table_entry): ... this and return the lookup
1461 result.
1462 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1464 2017-04-20 Richard Biener <rguenther@suse.de>
1466 PR tree-optimization/80453
1467 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1468 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1469 from the conditions.
1470 (vn_phi_eq): Pass them down.
1471 (vn_phi_lookup): Record them.
1472 (vn_phi_insert): Likewise.
1474 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1476 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1477 uninitialized variable warning to avoid buffer overrun.
1479 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1481 PR other/71250
1482 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1483 is suppressed for '{ 0 }' in C.
1485 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1487 * BASE-VER: Set to 8.0.0.
1489 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1491 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1492 priority .init_array and .fini_array section with SECTION_NOTYPE
1493 flag.
1495 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1497 PR middle-end/80423
1498 * tree.h (build_array_type): Add typeless_storage default argument.
1499 * tree.c (type_cache_hasher::equal): Also compare
1500 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1501 (build_array_type): Add typeless_storage argument, set
1502 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1503 recursive call.
1504 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1505 (build_array_type): Likewise. Add typeless_storage argument.
1507 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1508 Jakub Jelinek <jakub@redhat.com>
1510 PR tree-optimization/80426
1511 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1512 operation on symbolic operands, also compute the overflow for the
1513 invariant part when the operation degenerates into a negation.
1515 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1517 PR debug/80461
1518 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1519 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1521 PR debug/80436
1522 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1524 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1526 PR target/80462
1527 * config/avr/avr.c (tree.h): Include it.
1528 (cgraph.h): Include it.
1529 (avr_encode_section_info): Don't warn for uninitialized progmem
1530 variable if it's just an alias.
1532 2017-04-19 Richard Biener <rguenther@suse.de>
1534 PR ipa/65972
1535 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1536 when needed by AutoPGO.
1538 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1540 PR lto/50345
1541 * doc/lto.texi: Remove an extra 'that'.
1543 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1545 PR rtl-optimization/80429
1546 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1547 are only used in debug insns.
1549 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1550 Vladimir Makarov <vmakarov@redhat.com>
1552 * config/sparc/predicates.md (input_operand): Add comment. Return
1553 true for any memory operand when LRA is in progress.
1554 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1556 2017-04-18 Jeff Law <law@redhat.com>
1558 PR target/74563
1559 * mips.md ({return,simple_return}_internal): Do not overwrite
1560 operands[0].
1562 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1564 PR tree-optimization/80443
1565 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1566 instead of adding 1, subtract -1 and similarly instead of subtracting
1567 1 add -1.
1569 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1571 PR rtl-optimization/80357
1572 * haifa-sched.c (tmp_bitmap): New variable.
1573 (model_recompute): Handle duplicate use records.
1574 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1575 (free_global_sched_pressure_data): Free it.
1577 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1579 Revert:
1580 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1581 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1582 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1583 instead of SYSTEM_HEADER_DIR.
1585 2017-04-18 Jeff Law <law@redhat.com>
1587 PR middle-end/80422
1588 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1589 predecessors after walking up the insn chain.
1591 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1593 PR debug/80263
1594 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1595 sizetype type into debug info.
1597 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 PR target/80099
1600 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1601 unneeded test for TARGET_UPPER_REGS_SF.
1602 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1604 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1606 PR sanitizer/80444
1607 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1608 instead of gsi_after_labels.
1610 2017-04-18 Jeff Law <law@redhat.com>
1612 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1613 stack pointer.
1615 Revert:
1616 2017-04-13 Jeff Law <law@redhat.com>
1617 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1618 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1620 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1622 PR target/79453
1623 * config/avr/avr.c (intl.h): Include it.
1624 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1626 2017-04-18 Martin Liska <mliska@suse.cz>
1628 PR gcov-profile/78783
1629 * gcov-tool.c (gcov_output_files): Validate that destination
1630 file is either removed by the tool or by a user.
1632 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1633 Guy Benyei <guybe@mellanox.com>
1635 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1636 block, and do not negate it, the stored id is already negative.
1638 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1640 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1642 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1644 PR target/80098
1645 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1646 masks of options that should be turned off if the VSX vector
1647 options are turned off.
1648 (OTHER_P8_VECTOR_MASKS): Likewise.
1649 (OTHER_VSX_VECTOR_MASKS): Likewise.
1650 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1651 rs6000_disable_incompatible_switches to validate no type switches
1652 like -mvsx.
1653 (rs6000_incompatible_switch): New function to disallow turning on
1654 other vector options if -mno-vsx, -mno-power8-vector, or
1655 -mno-power9-vector are specified.
1657 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1659 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1661 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1663 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1664 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1665 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1666 (ARG_POINTER_CFA_OFFSET): Likewise.
1668 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1670 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1671 conditions to take advantage of various optimizations.
1673 2017-04-13 Jeff Law <law@redhat.com>
1675 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1676 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1677 (zero_extendsidi2_dext): Likewise.
1679 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1681 PR sanitizer/80403
1682 * fold-const.c (fold_ternary_loc): Revert
1683 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1684 2017-04-12 change.
1686 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1688 PR rtl-optimization/80343
1689 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1690 new scratch pseudo.
1692 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1694 PR sanitizer/80414
1695 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1696 to ubsan_encode_value.
1698 2017-04-13 Jeff Law <law@redhat.com>
1700 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1701 appearing in DEBUG_INSNs.
1703 2017-04-13 Martin Liska <mliska@suse.cz>
1705 PR gcov-profile/80413
1706 * gcov-io.c (gcov_write_string): Copy to buffer just when
1707 allocated size is greater than zero.
1709 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1711 PR debug/80321
1712 * dwarf2out.c (decls_for_scope): Ignore declarations of
1713 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1715 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1717 PR lto/69953
1718 * ipa-visibility.c (non_local_p): Fix typos.
1719 (localize_node): When localizing symbol in same comdat group,
1720 dissolve the group only when we know external symbols are going
1721 to be privatized.
1722 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1724 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1726 PR tree-optimization/79390
1727 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1728 order does not result in usable sequence, retry with reversed operand
1729 order.
1731 PR sanitizer/80403
1732 PR sanitizer/80404
1733 PR sanitizer/80405
1734 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1735 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1736 op0 instead of fold_convert_loc (loc, type, arg0).
1738 2017-04-12 Jeff Law <law@redhat.com>
1740 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1741 has a delay slot in the generated code.
1743 * config/cris/cris.md (cris_preferred_reload_class): Return
1744 GENNONACR_REGS rather than GENERAL_REGS.
1746 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1748 PR c/80163
1749 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1750 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1751 signedness of the result type.
1753 2017-04-12 Richard Biener <rguenther@suse.de>
1754 Jeff Law <law@redhat.com>
1756 PR tree-optimization/80359
1757 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1758 trim stores to TARGET_MEM_REFs.
1760 2017-04-12 Richard Biener <rguenther@suse.de>
1762 PR tree-optimization/79390
1763 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1764 threading case even more.
1766 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1768 PR target/80382
1769 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1770 for quad_address_p for TImode, instead of just not indexed_address.
1772 2017-04-12 Richard Biener <rguenther@suse.de>
1773 Bernd Edlinger <bernd.edlinger@hotmail.de>
1775 PR middle-end/79671
1776 * alias.c (component_uses_parent_alias_set_from): Handle
1777 TYPE_TYPELESS_STORAGE.
1778 (get_alias_set): Likewise.
1779 * tree-core.h (tree_type_common): Add typeless_storage flag.
1780 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1781 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1782 for types containing members with TYPE_TYPELESS_STORAGE.
1783 (place_field): Likewise.
1784 (layout_type): Likewise for ARRAY_TYPE.
1785 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1786 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1787 TYPE_TYPELESS_STORAGE.
1788 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1790 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1792 PR sanitizer/80349
1793 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1794 first argument to type.
1796 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1798 PR target/80376
1799 PR target/80315
1800 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1801 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1802 (rs6000_expand_binop_builtin): Likewise.
1803 (rs6000_expand_ternop_builtin): Likewise; also add missing
1804 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1805 vshasigma built-ins.
1806 * doc/extend.texi: Document that vec_xxpermdi's third argument
1807 must be a constant.
1809 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1811 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1812 Use shift_const cost parameter when calculating gain of STV shifts.
1814 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1816 PR rtl-optimization/70478
1817 * lra-constraints.c (process_alt_operands): Check memory for
1818 disfavoring memory insn operand.
1820 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1822 PR middle-end/80100
1823 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1824 left shift in unsigned HOST_WIDE_INT type.
1826 PR rtl-optimization/80385
1827 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1828 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1830 PR libgomp/80394
1831 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1832 if they have any depend clauses.
1834 2017-04-11 Martin Liska <mliska@suse.cz>
1836 PR ipa/80212
1837 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1838 * ipa-split.c (split_function): Create a local comdat symbol
1839 if caller is in a comdat group.
1841 2017-04-11 Martin Liska <mliska@suse.cz>
1843 PR ipa/80212
1844 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1845 flags.
1847 2017-04-11 Martin Sebor <msebor@redhat.com>
1849 PR middle-end/80364
1850 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1851 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1852 for INTEGER_TYPE.
1853 (directive::set_width, directive::set_precision, format_character):
1854 Adjust.
1855 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1856 INTEGER_TYPE.
1858 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1860 PR target/80389
1861 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1862 conflict, set target->arch_name instead of target->cpu_name.
1864 2017-04-11 Richard Biener <rguenther@suse.de>
1866 PR tree-optimization/80374
1867 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1868 build_zero_cst, remove fold_convertible_p check again.
1870 2017-04-11 Martin Liska <mliska@suse.cz>
1872 PR sanitizer/70878
1873 * ubsan.c (instrument_object_size): Do not instrument register
1874 variables.
1876 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1878 PR target/80381
1879 * config/i386/i386-builtin-types.def
1880 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1881 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1882 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1883 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1884 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1885 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1886 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1887 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1888 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1889 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1890 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1891 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1892 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1893 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1894 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1895 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1896 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1897 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1898 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1899 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1900 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1901 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1902 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1903 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1904 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1905 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1906 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1907 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1908 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1909 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1910 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1911 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1912 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1913 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1914 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1915 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1916 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1917 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1918 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1919 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1920 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1921 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1922 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1923 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1924 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1925 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1926 aliases.
1927 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1928 flag to second_arg_count, handle 4 argument function type _COUNT
1929 aliases, handle second_arg_count on second argument rather than last.
1931 2017-04-10 Jeff Law <law@redhat.com>
1933 PR tree-optimization/80374
1934 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1935 record anything if we can not convert integer_zero_node to the
1936 desired type.
1938 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1940 PR target/80108
1941 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1942 Enhance special handling given to the TARGET_P9_MINMAX option in
1943 relation to certain other options.
1945 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1947 PR tree-optimization/80153
1948 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1949 remove POINTER_PLUS_EXPR's base part directly, rather than through
1950 aff_tree.
1952 2017-04-10 Richard Biener <rguenther@suse.de>
1953 Bin Cheng <bin.cheng@arm.com>
1955 PR tree-optimization/80153
1956 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1957 the first element of pointer type aff_tree. Build result expr in
1958 aff_tree's type.
1959 (add_elt_to_tree): Convert to type unconditionally. Remove other
1960 fold_convert calls.
1961 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1962 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1964 2017-04-10 Richard Biener <rguenther@suse.de>
1966 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1967 asm inputs.
1969 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1971 PR rtl-optimization/70478
1972 * lra-constraints.c (curr_small_class_check): New.
1973 (update_and_check_small_class_inputs): New.
1974 (process_alt_operands): Update curr_small_class_check. Disfavor
1975 alternative insn memory operands. Check available regs for small
1976 class operands.
1978 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1980 PR target/80057
1981 * config/mips/mips.opt (-mvirt): Update description.
1982 * doc/invoke.texi (-mvirt): Likewise.
1984 2017-04-10 Richard Biener <rguenther@suse.de>
1986 PR middle-end/80362
1987 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1988 looking for NEGATE_EXPR in -A / -B to A / B folding.
1990 2017-04-10 Martin Liska <mliska@suse.cz>
1992 PR gcov-profile/80224
1993 * gcov.c (print_usage): Fix usage string.
1994 (get_gcov_intermediate_filename): Remove.
1995 (output_gcov_file): Use both for normal and intermediate format.
1996 (generate_results): Do not initialize special file for
1997 intermediate format.
1999 2017-04-10 Richard Biener <rguenther@suse.de>
2001 PR tree-optimization/80304
2002 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2003 for safelen.
2005 2017-04-10 Nathan Sidwell <nathan@acm.org>
2007 PR target/79905
2008 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2009 (rs6000_init_builtins): Use it.
2011 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2013 * config/arm/arm.md (<mrc>): Add mode to SET source.
2014 (<mrrc>): Likewise.
2016 2017-04-10 Richard Biener <rguenther@suse.de>
2018 PR middle-end/80344
2019 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2021 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2023 PR target/80324
2024 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2025 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2026 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2027 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2028 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2029 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2030 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2031 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2032 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2033 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2034 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2035 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2036 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2037 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2038 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2039 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2040 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2041 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2042 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2043 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2044 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2045 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2046 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2048 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2050 PR rtl-optimization/70478
2051 * lra-constraints.c: Reverse the last patch.
2053 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2055 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2056 Add comment for WCHAR_T.
2058 2017-04-08 Martin Liska <mliska@suse.cz>
2060 Revert:
2061 2017-04-07 Martin Liska <mliska@suse.cz>
2063 PR ipa/80212
2064 * ipa-split.c (split_function): Add function part to a same comdat
2065 group.
2067 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2069 PR target/80358
2070 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2072 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2074 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2075 (vec_pairing): ...to this.
2076 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2077 (rs6000_sched_init): Adjust for name change.
2078 (struct rs6000_sched_context): Likewise.
2079 (rs6000_init_sched_context): Likewise.
2080 (rs6000_set_sched_context): Likewise.
2082 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2084 PR target/80322
2085 PR target/80323
2086 PR target/80325
2087 PR target/80326
2088 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2089 intrinsics.
2090 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2091 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2092 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2094 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2096 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2098 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2100 PR rtl-optimization/70703
2101 * ira-color.c (update_conflict_hard_regno_costs): Use
2102 int64_t instead of HOST_WIDE_INT.
2104 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2106 PR rtl-optimization/70478
2107 * lra-constraints.c (process_alt_operands): Disfavor alternative
2108 insn memory operands.
2110 2017-04-07 Jeff Law <law@redhat.com>
2112 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2113 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2115 2017-04-07 Martin Liska <mliska@suse.cz>
2117 PR target/79889
2118 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2119 Show error message instead of an ICE.
2121 2017-04-07 Martin Liska <mliska@suse.cz>
2123 PR ipa/80212
2124 * ipa-split.c (split_function): Add function part to a same comdat
2125 group.
2127 2017-04-07 Richard Biener <rguenther@suse.de>
2129 PR middle-end/80341
2130 * tree.c (get_unwidened): Also handle ! for_type case for
2131 INTEGER_CSTs.
2132 * convert.c (do_narrow): Split out from ...
2133 (convert_to_integer_1): ... here. Do not pass final truncation
2134 type to get_unwidened for TRUNC_DIV_EXPR.
2136 2017-04-07 Richard Biener <rguenther@suse.de>
2138 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2139 than aff_tree.
2140 (aff_combination_const): Adjust.
2141 (aff_combination_scale): Likewise.
2142 (aff_combination_add_elt): Likewise.
2143 (aff_combination_add_cst): Likewise.
2144 (aff_combination_convert): Likewise.
2145 (add_elt_to_tree): Likewise. Remove unused argument.
2146 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2148 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2150 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2151 definition.
2152 * config/arm/arm.c (arm_default_short_enums): Use
2153 ARM_DEFAULT_SHORT_ENUMS.
2154 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2156 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2158 PR debug/80234
2159 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2160 members with redundant out-of-class redeclaration.
2162 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2164 PR target/80286
2165 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2166 * config/i386/i386.md (*zero_extendsidi2):
2167 Add (?*x,*x) and (?*v,*v) alternatives.
2169 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2171 PR target/79733
2172 * config/i386/i386.c (ix86_expand_builtin)
2173 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2174 mode from insn data. Convert operands to insn operand mode.
2175 Copy operands that don't satisfy insn predicate to a register.
2177 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2179 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2180 Update comments.
2182 2017-04-06 Richard Biener <rguenther@suse.de>
2184 PR tree-optimization/80334
2185 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2186 preserve alignment of accesses.
2188 2017-04-06 Richard Biener <rguenther@suse.de>
2190 PR tree-optimization/80262
2191 * tree-sra.c (build_ref_for_offset): Preserve address-space
2192 information.
2193 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2194 Drop useless address-space information on MEM_REF offsets.
2196 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2198 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2200 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2202 PR rtl-optimization/70703
2203 * ira-color.c (update_conflict_hard_regno_costs): Use
2204 HOST_WIDE_INT instead of long.
2206 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2208 PR target/80298
2209 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2210 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2211 is not defined.
2212 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2213 for x86_64 target. Handle -m3dnowa option.
2215 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2217 PR rtl-optimization/70703
2218 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2219 (update_conflict_hard_regno_costs): Use long instead of unsigned
2220 arithmetic for cost calculation.
2222 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2223 Bernd Edlinger <bernd.edlinger@hotmail.de>
2225 PR sanitizer/80308
2226 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2227 for big endian.
2229 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2231 PR target/78002
2232 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2233 ptr_mode with Pmode throughout.
2234 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2235 into probe_stack_range and use DImode.
2237 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2239 PR target/79890
2240 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2241 call_eh_return is true.
2243 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2245 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2246 Initialize last_match_fntype_index.
2248 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2250 PR target/80310
2251 * tree-nvr.c: Include internal-fn.h.
2252 (pass_return_slot::execute): Ignore internal calls without
2253 direct optab.
2255 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2256 Richard Biener <rguenther@suse.de>
2258 PR c++/80297
2259 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2260 captures used multiple times, except for the last use.
2261 * generic-match-head.c: Include gimplify.h.
2263 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2265 PR tree-optimization/79390
2266 * target.h (struct noce_if_info): Declare.
2267 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2268 * target.def (noce_conversion_profitable_p): New target hook.
2269 * ifcvt.h (struct noce_if_info): New type, moved from ...
2270 * ifcvt.c (struct noce_if_info): ... here.
2271 (noce_conversion_profitable_p): Renamed to ...
2272 (default_noce_conversion_profitable_p): ... this. No longer
2273 static nor inline.
2274 (noce_try_store_flag_constants, noce_try_addcc,
2275 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2276 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2277 instead of noce_conversion_profitable_p.
2278 * config/i386/i386.c: Include ifcvt.h.
2279 (ix86_option_override_internal): Don't override
2280 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2281 (ix86_noce_conversion_profitable_p): New function.
2282 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2283 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2284 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2285 * doc/tm.texi: Regenerated.
2287 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2289 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2290 correction.
2292 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2294 PR target/80307
2295 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2296 instructions for small multiply cores.
2298 2017-04-04 Jeff Law <law@redhat.com>
2300 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2301 added member.
2302 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2303 that are not set by the loop over the elements.
2305 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2307 PR target/80286
2308 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2309 int mode, convert_modes it to mode as unsigned, otherwise use
2310 lowpart_subreg to mode rather than SImode.
2311 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2312 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2313 Use DImode instead of SImode for the shift count operand.
2314 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2315 Likewise.
2317 2017-04-04 Richard Biener <rguenther@suse.de>
2319 PR middle-end/80281
2320 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2321 arithmetic done for the negate or the plus. Simplify.
2322 (A - (-B) -> A + B): Likewise.
2323 * fold-const.c (split_tree): Make sure to not negate pointers.
2325 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2327 PR rtl-optimization/60818
2328 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2329 a compare of comparisons with the thing compared if this results
2330 in a different machine mode.
2332 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2334 * alias.c (base_alias_check): Fix typo in comment.
2335 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2336 * cgraphunit.c (symbol_table::compile): Likewise.
2337 * collect2.c (maybe_run_lto_and_relink): Likewise.
2338 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2339 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2340 * config/avr/avr.c (avr_map_op_t): Likewise.
2341 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2342 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2343 * config/epiphany/epiphany.md (movcc): Likewise.
2344 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2345 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2346 Likewise.
2347 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2348 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2349 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2350 * config/sh/sh.c (sh_rtx_costs): Likewise.
2351 * fold-const.c (fold_truth_andor): Likewise.
2352 * genautomata.c (collapse_flag): Likewise.
2353 * gengtype.h (struct type::u::s): Likewise.
2354 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2355 * input.c (FORMAT_AMOUNT): Likewise.
2356 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2357 (known_aggs_to_agg_replacement_list): Likewise.
2358 * ipa-inline-analysis.c: Likewise.
2359 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2360 * ipa-polymorphic-call.c
2361 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2362 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2363 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2364 Likewise.
2365 * modulo-sched.c (apply_reg_moves): Likewise.
2366 * omp-expand.c (build_omp_regions_1): Likewise.
2367 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2368 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2369 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2370 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2371 * value-prof.c: Likewise.
2372 * var-tracking.c (val_reset): Likewise.
2374 2017-04-03 Richard Biener <rguenther@suse.de>
2376 PR tree-optimization/80275
2377 * fold-const.c (split_address_to_core_and_offset): Handle
2378 POINTER_PLUS_EXPR.
2380 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2382 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2383 descriptors is at least equal to that of functions.
2385 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2389 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2391 PR target/80250
2392 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2393 (mov<IMOD4:mode>): New expander.
2394 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2396 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2398 PR rtl-optimization/79405
2399 * fwprop.c (propagations_left): New variable.
2400 (forward_propagate_into): Decrement it.
2401 (fwprop_init): Initialize it.
2402 (fw_prop): If the variable has reached zero, stop propagating.
2403 (fwprop_addr): Ditto.
2405 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2407 PR debug/79255
2408 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2409 a FUNCTION_DECL, pass it as decl instead of origin to
2410 process_scope_var.
2412 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2414 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2415 string.
2417 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2419 PR target/80107
2420 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2421 TARGET_VSX_SMALL_INTEGER.
2423 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2425 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2426 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2428 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2430 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2431 extraction from odd-numbered MSA register.
2433 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2435 PR middle-end/80173
2436 * expmed.c (store_bit_field_1): Don't attempt to create
2437 a word subreg out of hard registers wider than word if they
2438 have HARD_REGNO_NREGS of 1 for their mode.
2440 PR middle-end/80163
2441 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2442 conversions to integer types wider than word and pointer.
2444 PR debug/80025
2445 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2446 (rtx_equal_for_cselib_p): Pass 0 to it.
2447 * cselib.c (cselib_hasher::equal): Likewise.
2448 (rtx_equal_for_cselib_1): Add depth argument. If depth
2449 is 128, don't look up VALUE locs and punt. Increment
2450 depth in recursive calls when walking VALUE locs.
2452 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2454 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2455 (make_gcov_file_name): Use the canonical path name for generating
2456 the MD5 value.
2457 (read_line): Fix handling of files with ascii null bytes.
2459 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2461 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2462 to initialise a vector register instead
2463 of using a const_int.
2465 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2467 PR translation/80189
2468 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2469 diagnostic messages.
2471 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2473 PR target/80246
2474 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2475 (dfp_diex_<mode>): Update mode of operand 1.
2476 * doc/extend.texi (dxex, dxexq): Document change to return type.
2477 (diex, diexq): Document change to argument type.
2479 2017-03-30 Martin Jambor <mjambor@suse.cz>
2481 PR ipa/77333
2482 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2483 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2484 it reflects the signature changes performed at the callee side.
2485 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2486 to cgraph_build_function_type_skip_args.
2487 (build_function_decl_skip_args): Adjust call to the above function.
2489 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2491 PR target/80206
2492 * config/i386/sse.md
2493 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2494 register as dest whenever it is a MEM not rtx_equal_p to the
2495 corresponding dup operand, and when forcing into reg move the
2496 reg into the memory afterwards.
2497 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2498 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2499 for the force_reg mode.
2500 (avx512vl_vextractf128<mode>): Use register as dest either
2501 always when a MEM, or when it is a MEM not rtx_equal_p to the
2502 corresponding dup operand, or even not when it is a CONST_VECTOR
2503 depending on the mode and lo vs. hi.
2504 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2505 parens.
2506 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2507 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2508 Likewise. Require that operands[2] is even.
2509 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2510 Remove extraneous parens. Require that operands[2] is a multiple
2511 of 4.
2512 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2513 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2514 disallow memory then.
2516 2017-03-30 Richard Biener <rguenther@suse.de>
2518 PR tree-optimization/77498
2519 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2520 to non-constants over backedges.
2522 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2524 PR rtl-optimization/80233
2525 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2526 as last_combined_insn. Do not test for BARRIER_P separately.
2528 2017-03-29 Andreas Schwab <schwab@suse.de>
2530 PR ada/80146
2531 * calls.c (prepare_call_address): Convert funexp to Pmode before
2532 copying to temp reg.
2534 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2536 PR tree-optimization/80158
2537 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2538 Handle possible future case of more than one alternate
2539 interpretation.
2540 (replace_rhs_if_not_dup): Likewise.
2541 (replace_one_candidate): Likewise.
2543 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2545 PR rtl-optimization/80193
2546 * ira.c (ira): Do not check allocation for LRA.
2548 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2550 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2551 (nvptx_output_simt_exit): Declare.
2552 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2553 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2554 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2555 (nvptx_declare_function_name): ...here. Emit declaration of local
2556 memory space buffer for omp_simt_enter insn.
2557 (nvptx_output_unisimt_switch): New.
2558 (nvptx_output_softstack_switch): New.
2559 (nvptx_output_simt_enter): New.
2560 (nvptx_output_simt_exit): New.
2561 * config/nvptx/nvptx.h (struct machine_function): New fields
2562 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2563 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2564 (UNSPECV_SIMT_EXIT): Ditto.
2565 (omp_simt_enter_insn): New insn.
2566 (omp_simt_enter): New expansion.
2567 (omp_simt_exit): New insn.
2568 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2570 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2571 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2572 (expand_GOMP_SIMT_EXIT): New.
2573 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2574 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2575 (GOMP_SIMT_EXIT): Ditto.
2576 * target-insns.def (omp_simt_enter): New insn.
2577 (omp_simt_exit): Ditto.
2578 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2579 simt_dlist.
2580 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2581 (lower_rec_input_clauses): Likewise.
2582 (lower_lastprivate_clauses): Handle SIMT privatization.
2584 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2585 (ompdevlow_adjust_simt_enter): New.
2586 (find_simtpriv_var_op): New.
2587 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2588 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2590 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2591 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2592 (copy_decl_for_dup_finish): Ditto.
2594 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2596 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2598 PR target/53383
2599 * config/i386/i386.c (ix86_option_override_internal): Always
2600 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2602 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2604 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2606 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2608 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2609 mark new edge's irreducible flag accordign to it.
2610 (vect_do_peeling): Check loop preheader edge's irreducible flag
2611 and pass it to function slpeel_add_loop_guard.
2613 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2615 PR tree-optimization/80218
2616 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2617 Update block frequencies and counts.
2619 2017-03-28 Richard Biener <rguenther@suse.de>
2621 PR tree-optimization/78644
2622 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2623 of a simplification result we may not use it at all.
2625 2017-03-28 Richard Biener <rguenther@suse.de>
2627 PR ipa/80205
2628 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2629 without arguments, generate default definition of a SSA name.
2631 2017-03-28 Richard Biener <rguenther@suse.de>
2633 PR middle-end/80222
2634 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2635 TYPE_REF_CAN_ALIAS_ALL references.
2636 * fold-const.c (fold_indirect_ref_1): Likewise.
2638 2017-03-28 Martin Liska <mliska@suse.cz>
2640 PR ipa/80104
2641 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2642 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2644 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2645 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2647 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2648 (EXTRA_SPECS): Define.
2649 (SUBTARGET_EXTRA_SPECS): Likewise.
2650 (SUBTARGET_CPP_SPEC): Likewise.
2651 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2652 SUBTARGET_EXTRA_SPECS.
2653 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2655 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2657 * config/arc/simdext.md (vst64_insn): Update pattern.
2658 (vld32wh_insn): Likewise.
2659 (vld32wl_insn): Likewise.
2660 (vld64_insn): Likewise.
2661 (vld32_insn): Likewise.
2663 2017-03-28 Marek Polacek <polacek@redhat.com>
2665 PR sanitizer/80067
2666 * fold-const.c (fold_comparison): Use protected_set_expr_location
2667 instead of SET_EXPR_LOCATION.
2669 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2671 * tree.c (add_expr): Avoid name lookup warning.
2673 2017-03-27 Jeff Law <law@redhat.com>
2675 PR tree-optimization/80216
2676 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2677 function name. Limit recursion depth.
2678 (record_temporary_equivalences): Corresponding changes.
2680 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2682 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2683 covered first.
2685 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2687 PR target/80102
2688 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2689 notes.
2690 * cfgcleanup.c (reg_note_cfa_p): New array.
2691 (insns_have_identical_cfa_notes): New function.
2692 (old_insns_match_p): Don't cross-jump in between /f
2693 and non-/f instructions. If both i1 and i2 are frame related,
2694 verify all CFA notes, their order and content.
2696 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2698 PR target/78543
2699 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2700 HImode and SImode with zero extend to DImode to one insn.
2701 (bswap<mode>2_extenddi): Likewise.
2702 (bswapsi2_extenddi): Likewise.
2703 (bswaphi2_extendsi): Likewise.
2704 (bswaphi2): Combine bswap HImode and SImode into one insn.
2705 Separate memory insns from swapping register.
2706 (bswapsi2): Likewise.
2707 (bswap<mode>2): Likewise.
2708 (bswaphi2_internal): Delete, no longer used.
2709 (bswapsi2_internal): Likewise.
2710 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2711 store, and gpr<-gpr swap insns.
2712 (bswap<mode>2_store): Likewise.
2713 (bswaphi2_reg): Register only splitter, combine with the splitter.
2714 (bswaphi2 splitter): Likewise.
2715 (bswapsi2_reg): Likewise.
2716 (bswapsi2 splitter): Likewise.
2717 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2718 the insns into load, store, and register/register insns.
2719 (bswapdi2_ldbrx): Likewise.
2720 (bswapdi2_load): Likewise.
2721 (bswapdi2_store): Likewise.
2722 (bswapdi2_reg): Likewise.
2724 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2726 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2727 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2729 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2731 PR target/80103
2732 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2733 add comments.
2734 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2735 special handling for target option conflicts between dform
2736 options (-mpower9-dform, -mpower9-dform-vector,
2737 -mpower9-dform-scalar) and -mno-direct-move.
2739 2017-03-27 Richard Biener <rguenther@suse.de>
2741 PR tree-optimization/80181
2742 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2744 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2746 * config/arc/predicates.md (move_double_src_operand): Replace the
2747 call to move_double_src_operand with a call to address_operand.
2749 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2751 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2752 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2753 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2755 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2757 * config/arc/predicates.md (long_immediate_loadstore_operand):
2758 Consider scaled addresses cases.
2760 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2762 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2763 restored when in interrupt.
2764 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2765 doesn't have delay slot.
2767 2017-03-27 Richard Biener <rguenther@suse.de>
2769 PR ipa/79776
2770 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2771 inlined thunk clones.
2773 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2775 PR sanitizer/80168
2776 * asan.c (instrument_derefs): Copy over last operand from
2777 original COMPONENT_REF to the new COMPONENT_REF with
2778 DECL_BIT_FIELD_REPRESENTATIVE.
2779 * ubsan.c (instrument_object_size): Likewise.
2781 2017-03-27 Richard Biener <rguenther@suse.de>
2783 PR tree-optimization/80170
2784 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2785 sure DR/SCEV didnt fold in constants we do not see when looking
2786 at the reference base alignment.
2788 2017-03-27 Richard Biener <rguenther@suse.de>
2790 PR middle-end/80171
2791 * gimple-fold.c (fold_ctor_reference): Properly guard against
2792 NULL return value from canonicalize_constructor_val.
2794 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2796 PR target/80180
2797 * config/i386/i386.c (ix86_expand_builtin)
2798 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2799 flags reg setting and flags reg using instructions.
2800 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2801 clobbering instructions to zero extend op2.
2803 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2805 * doc/install.texi (Configuration) <--with-aix-soname>:
2806 Update link to AIX ld.
2808 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2810 PR rtl-optimization/80160
2811 PR rtl-optimization/80159
2812 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2813 reg_alternate_class into account.
2815 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2817 PR target/80148
2818 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2819 to consider in curr_insn_transform.
2821 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2823 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2824 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2825 and emit_mode_inner.
2827 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2829 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2830 argument to the overloaded builtin variants. Use the new flag to
2831 deprecate certain builtin variants.
2832 * config/s390/s390-builtin-types.def: Add new builtin types.
2833 * config/s390/s390-builtins.h: Support new flags field for
2834 overloaded builtins.
2835 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2836 (s390_macro_to_expand): Enable vector float data type.
2837 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2838 builtins by incrementing the __VEC__ version number.
2839 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2840 vec_xst.
2841 (s390_resolve_overloaded_builtin): Emit error messages depending
2842 on the builtin flags.
2843 * config/s390/s390.c (s390_expand_builtin): Support additional
2844 flags argument. Change error message to match the messages
2845 emitted in s390-c.c.
2846 * config/s390/s390.md: New UNSPEC_* constants.
2847 (op_type): Add new instruction types.
2848 * config/s390/vecintrin.h: Add new builtins and test data class
2849 constants.
2850 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2851 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2852 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2853 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2854 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2855 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2857 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2858 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2859 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2860 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2862 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2863 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2864 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2865 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2867 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2868 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2869 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2870 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2871 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2872 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2873 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2875 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2876 ("vec_scatter_element<V_HW_4:mode>_DI")
2877 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2878 ("vec_fpint<mode>", "vflls")
2879 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2880 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2881 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2882 ("*vec_cmphe<mode>_cc"): ... these.
2884 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2885 mode constant instead of magic value.
2887 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2889 * config/s390/s390.c (s390_expand_vec_compare): Support other
2890 vector floating point modes than just V2DF.
2891 (s390_expand_vcond): Likewise.
2892 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2893 (s390_cannot_change_mode_class): Prevent mode changes between TF
2894 and V1TF in vector registers.
2895 * config/s390/s390.md (DF, SF): New mode attributes.
2896 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2897 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2898 SFmode support for VRs.
2899 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2900 vector fp modes.
2901 (VFT, VF_HW): New mode iterators.
2902 (vw, sdx): New mode attributes.
2903 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2904 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2905 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2906 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2907 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2908 also the new vector floating point modes. Renaming to ...
2910 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2911 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2912 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2913 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2914 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2915 ("vec_unordered<mode>"): ... these.
2917 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2918 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2919 ("*vec_extendv2df"): New insn definitions.
2921 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2923 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2924 ("mulditi3_2", "*muldi3_sign"): New patterns.
2925 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2926 rename the pattern definition.
2928 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2930 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2931 expander.
2932 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2934 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2936 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2937 instruction if possible.
2938 * config/s390/vector.md (vec_halfnumelts): New mode
2939 attribute.
2940 ("*vec_vllezlf<mode>"): New pattern.
2942 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2944 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2945 ("popcountv4si2", "popcountv2di2"): Rename to ...
2946 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2947 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2948 condition.
2949 ("popcount<mode>2_vxe"): New pattern.
2951 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2953 * common/config/s390/s390-common.c (processor_flags_table): Add
2954 arch12.
2955 * config.gcc: Add arch12.
2956 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2957 Default to arch12 for unknown CPU model numbers.
2958 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2959 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2960 PROCESSOR_max sanity check.
2961 * config/s390/s390-opts.h (enum processor_type): Add
2962 PROCESSOR_ARCH12.
2963 * config/s390/s390.c (processor_table): Add arch12.
2964 (s390_expand_builtin): Add check for B_VXE flag.
2965 (s390_issue_rate): Add PROCESSOR_ARCH12.
2966 (s390_get_sched_attrmask): Likewise.
2967 (s390_get_unit_mask): Likewise.
2968 (s390_sched_score): Enable z13 scheduling for arch12.
2969 (s390_sched_reorder): Likewise.
2970 (s390_sched_variable_issue): Likewise.
2971 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2972 PF_VXE.
2973 (s390_tune_attr): Use z13 scheduling also for arch12.
2974 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2975 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2976 (TARGET_VXE_P): New macros.
2977 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2978 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2979 * config/s390/s390.opt: Add arch12 as processor_type.
2981 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2983 * config/s390/s390.md
2984 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2985 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2986 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2988 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2989 Rename expanders to ...
2991 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2992 ("fixuns_truncdddi2_emu"): ... these.
2994 ("fixuns_trunc<mode>si2_emu"): New expander.
2996 ("*fixuns_truncdfdi2_z13"): Rename to ...
2997 ("*fixuns_truncdfdi2_vx"): ... this.
2999 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3001 * config/s390/2964.md: Remove the single element vector compare
3002 instructions which are no longer used.
3003 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3004 vector CCmodes.
3005 (s390_canonicalize_comparison): Remove handling of DFmode
3006 compares.
3007 (s390_expand_vec_compare_scalar): Remove function.
3008 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3009 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3010 pattern.
3011 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3013 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3015 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3016 FP zero.
3017 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3018 will anyway by matched by mov<mode>_64dfp.
3020 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3022 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3023 vlef/vstef. Add missing operand to vleif.
3025 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3027 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3028 pair for all vector types with 64 bit elements.
3029 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3030 * config/s390/vector.md (V_HW_64): ... here.
3031 (V_128_NOSINGLE): New mode iterator.
3032 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3033 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3034 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3035 ("*vec_load_pairv2di"): Change to ...
3036 ("*vec_load_pair<mode>"): ... this one.
3038 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3040 * config/s390/constraints.md: Add comments.
3041 (jKK): Reject element sizes > 8 bytes.
3042 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3043 s_operands.
3044 * config/s390/s390.md: Add the s_operand checks formerly in
3045 s390_split_ok_p to various splitters where they are still
3046 required.
3047 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3048 for 128 bit vectors. Plus two splitters.
3050 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3052 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3053 the file.
3055 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3057 PR target/79893
3058 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3059 error if the boundary argument is not constant.
3061 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3063 PR rtl-optimization/80112
3064 * loop-doloop.c (doloop_condition_get): Don't check condition
3065 if cmp isn't SET with IF_THEN_ELSE src.
3067 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3069 PR tree-optimization/80158
3070 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3071 replacing a candidate statement, also replace it for the
3072 candidate's alternate interpretation.
3073 (replace_rhs_if_not_dup): Likewise.
3074 (replace_one_candidate): Likewise.
3076 2017-03-24 Richard Biener <rguenther@suse.de>
3078 PR tree-optimization/80167
3079 * graphite-isl-ast-to-gimple.c
3080 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3081 properly.
3082 (translate_isl_ast_to_gimple::get_rename): Likewise.
3084 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3086 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3087 handling of certain combinations of target options, including the
3088 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3089 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3091 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3093 PR target/71436
3094 * config/arm/arm.md (*load_multiple): Add reload_completed to
3095 matching condition.
3097 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3098 Richard Biener <rguenth@suse.de>
3100 PR tree-optimization/79908
3101 PR tree-optimization/80136
3102 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3103 been cast away, gimplify_and_add suffices.
3105 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3107 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3109 2017-03-23 Richard Biener <rguenther@suse.de>
3111 PR tree-optimization/80032
3112 * gimplify.c (gimple_push_cleanup): Forced unconditional
3113 cleanups still have to go to the conditional_cleanups
3114 sequence.
3116 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3118 PR tree-optimization/80072
3119 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3120 to unsigned int.
3121 (next_operand_entry_id): Change type to unsigned int.
3122 (sort_by_operand_rank): Make sure to return the right return value
3123 even if unsigned fields are bigger than INT_MAX.
3124 (struct oecount): Change cnt and id type to unsigned int.
3125 (oecount_hasher::equal): Formatting fix.
3126 (oecount_cmp): Make sure to return the right return value
3127 even if unsigned fields are bigger than INT_MAX.
3128 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3130 PR c++/80129
3131 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3132 TREE_READONLY on result if writing it more than once.
3134 PR sanitizer/80110
3135 * doc/invoke.texi (-fsanitize=thread): Document that with
3136 -fnon-call-exceptions atomics are not able to throw
3137 exceptions.
3139 PR sanitizer/80110
3140 * tsan.c: Include tree-eh.h.
3141 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3142 maybe_clean_or_replace_eh_stmt where needed.
3143 (instrument_memory_accesses): Add cfg_changed argument.
3144 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3145 if it returned true.
3146 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3148 PR rtl-optimization/63191
3149 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3150 wrapper function, moved the whole old content into ...
3151 (ix86_delegitimize_address_1): ... this. New inline function.
3152 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3153 true as last argument instead of ix86_delegitimize_address.
3155 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3157 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3158 cortexa57_branch_cost.
3160 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3162 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3164 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3166 PR target/80123
3167 * doc/md.texi (Constraints): Document wA constraint.
3168 * config/rs6000/constraints.md (wA): New.
3169 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3170 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3171 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3172 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3174 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3176 PR c++/80029
3177 * gimplify.c (is_oacc_declared): New function.
3178 (oacc_default_clause): Use it to set default flags for acc declared
3179 variables inside parallel regions.
3180 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3181 declared variables.
3182 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3183 declare attribute to any decl as necessary.
3185 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3187 PR target/80082
3188 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3189 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3190 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3191 (arm_arch_lpae): This.
3192 * config/arm/arm.c (arm_arch7ve): Rename into ...
3193 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3194 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3195 arm_arch_lpae.
3197 2017-03-22 Martin Liska <mliska@suse.cz>
3199 PR target/79906
3200 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3201 error message instead of an ICE.
3203 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3205 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3207 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3209 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3210 comments.
3211 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3212 comments.
3214 2017-03-21 Martin Sebor <msebor@redhat.com>
3216 * doc/extend.texi: Use "cannot" instead of "can't."
3217 * doc/hostconfig.texi: Same.
3218 * doc/install.texi: Same.
3219 * doc/invoke.texi: Same.
3220 * doc/loop.texi: Same.
3221 * doc/md.texi: Same.
3222 * doc/objc.texi: Same.
3223 * doc/rtl.texi: Same.
3224 * doc/tm.texi: Same.
3225 * doc/tm.texi.in: Same.
3226 * doc/trouble.texi: Same.
3228 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3230 PR debug/63238
3231 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3232 (collect_checksum_attributes): Set it.
3233 (die_checksum_ordered): Use it.
3235 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3237 PR tree-optimization/79908
3238 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3239 change: For a VA_ARG whose LHS has been cast away, use
3240 force_gimple_operand to construct the side effects.
3242 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3244 PR translation/80001
3245 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3246 more amenable to translation.
3247 (oacc_loop_auto_partitions): Likewise.
3249 2017-03-21 Marek Polacek <polacek@redhat.com>
3250 Martin Sebor <msebor@redhat.com>
3252 PR tree-optimization/80109
3253 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3254 on INTEGRAL_TYPE_P.
3256 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3257 Segher Boessenkool <segher@kernel.crashing.org>
3259 PR target/80125
3260 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3261 check reg_used_between_p between insn and one of succ or succ2
3262 depending on if succ is artificial insn not inserted into insn
3263 stream.
3265 2017-03-21 Martin Liska <mliska@suse.cz>
3267 PR gcov-profile/80081
3268 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3269 * doc/gcc.texi: Include gcov-dump stuff.
3270 * doc/gcov-dump.texi: New file.
3272 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3274 PR rtl-optimization/79150
3275 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3276 conditional jump, if the jump is the last insn of the loop.
3278 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3279 Richard Biener <rguenth@suse.de>
3281 PR tree-optimization/79908
3282 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3283 been cast away, use force_gimple_operand to construct the side
3284 effects.
3286 2017-03-21 Martin Liska <mliska@suse.cz>
3288 PR libfortran/79956
3289 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3290 to NULL.
3292 2017-03-21 Brad Spengler <spender@grsecurity.net>
3294 PR plugins/80094
3295 * plugin.c (htab_hash_plugin): New function.
3296 (add_new_plugin): Use it and adjust.
3297 (parse_plugin_arg_opt): Adjust.
3298 (init_one_plugin): Likewise.
3300 2017-03-21 Richard Biener <rguenther@suse.de>
3302 PR tree-optimization/80032
3303 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3304 if set force the cleanup to happen unconditionally.
3305 (gimplify_target_expr): Push inserted clobbers with force_uncond
3306 to avoid them being removed by control-dependent DCE.
3308 2017-03-21 Richard Biener <rguenther@suse.de>
3310 PR tree-optimization/80122
3311 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3312 va_arg_pack_len when the inlined call stmt requires pack
3313 expansion itself.
3314 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3316 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3318 PR sanitizer/78158
3319 * tsan.c (instrument_builtin_call): If the memory model argument
3320 is not a constant, assume it is valid.
3322 PR c/67338
3323 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3324 avoid UB.
3326 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3328 PR rtl-optimization/79910
3329 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3330 if its dest is used by an insn before I2 (other than the combined
3331 insns themselves, which are properly handled already).
3333 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3335 Revert:
3336 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3338 * combine.c (record_used_regs): New static function.
3339 (try_combine): Handle situations where there is an additional
3340 instruction between I2 and I3 which needs to have a LOG_LINK
3341 updated.
3343 Revert:
3344 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3346 * combine.c (try_combine): Delete redundant i1 test. Call
3347 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3349 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3351 PR target/80083
3352 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3353 alternatives 13/14.
3355 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3357 PR tree-optimization/80054
3358 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3359 the optimization if a PHI or any of its arguments is not dominated
3360 by the candidate's basis. Use gphi* rather than gimple* as
3361 appropriate.
3362 (replace_profitable_candidates): Clean up a gimple* variable that
3363 should be a gphi* variable.
3365 2017-03-20 Martin Sebor <msebor@redhat.com>
3367 PR c++/52477
3368 * doc/extend.texi (attribute constructor): Document present limitation.
3370 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3372 PR target/79963
3373 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3374 __POWER9_VECTOR__ #ifdef control, change template definition to
3375 use Power9-specific built-in function.
3376 (vec_any_eq): Likewise.
3377 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3378 to control outcomes from this test.
3379 (vector_ae_<mode>p): For VEC_F modes, likewise.
3381 2017-03-20 Ian Lance Taylor <iant@google.com>
3383 * config/i386/i386.c (ix86_function_regparm): Save an extra
3384 register for -fsplit-stack with DECL_STATIC_CHAIN.
3386 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3388 PR target/79912
3389 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3390 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3392 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3394 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3395 iorw,ow".
3396 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3397 iorw,iorw".
3399 2017-03-20 Marek Polacek <polacek@redhat.com>
3401 PR sanitizer/80063
3402 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3404 2017-03-20 Richard Biener <rguenther@suse.de>
3406 PR tree-optimization/80113
3407 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3408 allocate extra SSA name for PHI def.
3409 (add_close_phis_to_outer_loops): Likewise.
3410 (add_close_phis_to_merge_points): Likewise.
3411 (copy_loop_close_phi_args): Likewise.
3412 (copy_cond_phi_nodes): Likewise.
3414 2017-03-20 Martin Liska <mliska@suse.cz>
3416 PR middle-end/79753
3417 * tree-chkp.c (chkp_build_returned_bound): Do not build
3418 returned bounds for a LHS that's not a BOUNDED_P type.
3420 2017-03-20 Martin Liska <mliska@suse.cz>
3422 PR target/79769
3423 PR target/79770
3424 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3425 COMPLEX_CST and VECTOR_CST.
3427 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3429 PR target/78857
3430 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3431 target operand. A new splitter adds the clobber statement in case
3432 the target operand is dead anyway.
3434 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3436 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3437 to age-old versions of binutils and glibc.
3439 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3441 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3443 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3445 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3447 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3449 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3450 requirement for binutils 2.13.
3452 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3454 * combine.c (try_combine): Delete redundant i1 test. Call
3455 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3457 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3459 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3460 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3461 contents.
3462 <riscv64-*-elf>: Re-arrange section
3463 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3464 <riscv32-*-linux>: Likewise.
3465 <riscv64-*-elf>: Likewise
3466 <riscv64-*-linux>: Likewise.
3468 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3470 PR target/80052
3471 * aarch64.opt(verbose-cost-dump): Fix typo.
3473 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3475 PR target/79951
3476 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3477 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3479 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3481 * reload.c (find_reloads): When reloading a nonoffsettable address,
3482 use RELOAD_OTHER for it and its address reloads.
3484 PR rtl-optimization/79910
3485 * combine.c (record_used_regs): New static function.
3486 (try_combine): Handle situations where there is an additional
3487 instruction between I2 and I3 which needs to have a LOG_LINK
3488 updated.
3490 2017-03-17 Jeff Law <law@redhat.com>
3492 PR tree-optimization/71437
3493 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3494 conditional in the hash table first.
3495 (vrp_dom_walker::before_dom_children): Extract condition from
3496 ASSERT_EXPR. Record condition, its inverion and any implied
3497 conditions as well.
3499 2017-03-17 Marek Polacek <polacek@redhat.com>
3500 Markus Trippelsdorf <markus@trippelsdorf.de>
3502 PR tree-optimization/80079
3503 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3504 m_stores_head.
3506 2017-03-17 Richard Biener <rguenther@suse.de>
3508 PR middle-end/80075
3509 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3510 Properly verify the LHS before the RHS possibly claims to be
3511 handled.
3512 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3513 do not throw.
3515 2017-03-17 Martin Jambor <mjambor@suse.cz>
3517 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3518 (List of -O2 options): Likewise.
3519 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3520 (-fipa-vrp) New.
3522 2017-03-17 Tom de Vries <tom@codesourcery.com>
3524 * gcov-dump.c (print_usage): Print bug_report_url.
3526 2017-03-17 Richard Biener <rguenther@suse.de>
3528 PR middle-end/80050
3529 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3530 (parser::peek): Likewise.
3532 2017-03-17 Richard Biener <rguenther@suse.de>
3534 PR tree-optimization/80048
3535 * sese.c (free_sese_info): Properly release rename_map and
3536 copied_bb_map elements.
3538 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3540 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3541 Add linked-list forward and backlinks. Insert on
3542 construction, remove on destruction.
3543 (class pass_store_merging): Add m_stores_head field.
3544 (pass_store_merging::terminate_and_process_all_chains):
3545 Iterate over m_stores_head list.
3546 (pass_store_merging::terminate_all_aliasing_chains):
3547 Likewise.
3548 (pass_store_merging::execute): Check for debug stmts first.
3549 Push new chains onto the m_stores_head stack.
3551 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3553 PR target/71294
3554 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3555 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3556 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3558 2017-03-16 Jeff Law <law@redhat.com>
3560 PR tree-optimization/71437
3561 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3562 member function. Implementation moved into after_dom_children
3563 member function and into the threader's thread_outgoing_edges
3564 function.
3565 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3566 some code into new thread_outgoing_edges.
3567 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3568 definition. Simplify marker handling (do it here). Assume we always
3569 have the available expression and the const/copies tables.
3570 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3571 and tree-vrp.c
3572 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3573 * tree-vrp.c (equiv_stack): No longer file scoped.
3574 (vrp_dom_walker): New class.
3575 (vrp_dom_walker::before_dom_children): New member function.
3576 (vrp_dom_walker::after_dom_children): Likewise.
3577 (identify_jump_threads): Setup domwalker. Use it rather than
3578 walking edges in a random order by hand. Simplify setup/finalization.
3579 (finalize_jump_threads): Remove.
3580 (vrp_finalize): Do not call identify_jump_threads here.
3581 (execute_vrp): Do it here instead and call thread_through_all_blocks
3582 here too.
3584 PR tree-optimization/71437
3585 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3586 callers changed.
3587 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3588 callers changed.
3589 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3590 (dom_opt_dom_walker::thread_across_edge): Remove
3591 handle_dominating_asserts argument. All callers changed.
3592 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3593 changes. Remove calls to lhs_of_dominating_assert. Other
3594 uses of handle_dominating_asserts turn into unconditional code
3595 (simplify_control_stmt_condition_1): Likewise.
3596 (simplify_control_stmt_condition): Likewise.
3597 (thread_through_normal_block, thread_across_edge): Likewise.
3598 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3599 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3600 object if it is not an SSA_NAME.
3601 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3602 before calling into the VRP specific simplifiers.
3603 (identify_jump_threads): Remove handle_dominating_asserts
3604 argument.
3606 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3608 PR fortran/79886
3609 * tree-diagnostic.c (default_tree_printer): No longer static.
3610 * tree-diagnostic.h (default_tree_printer): New prototype.
3612 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3614 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3615 Change ins into fmov.
3617 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3619 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3620 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3621 Use h_con constraint for operand 1.
3622 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3623 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3625 2017-03-15 Jeff Law <law@redhat.com>
3627 PR tree-optimization/71437
3628 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3629 (record_temporary_equivalences): Use it.
3631 PR tree-optimization/71437
3632 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3633 tree-ssa-scopedtables.
3634 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3635 (record_conditions, record_cond, vuse_eq): Likewise.
3636 (record_edge_info): Adjust to API tweak of record_conditions.
3637 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3638 (record_temporary_equivalences, optimize_stmt): Likewise.
3639 (eliminate_redundant_computations): Likewise.
3640 (record_equivalences_from_stmt): Likewise.
3641 * tree-ssa-scopedtables.c: Include options.h and params.h.
3642 (vuse_eq): New function, moved from tree-ssa-dom.c
3643 (build_and_record_new_cond): Likewise.
3644 (record_conditions): Likewise. Accept vector of conditions rather
3645 than edge_equivalence structure for first argument.
3646 for the first argument.
3647 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3648 from tree-ssa-dom.c.
3649 (avail_exprs_stack::record_cond): Likewise.
3650 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3651 from tree-ssa-dom.c.
3652 (avail_exprs_stack): Add new member functions lookup_avail_expr
3653 and record_cond.
3654 (record_conditions): Declare.
3656 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3658 PR target/80017
3659 * lra-constraints.c (process_alt_operands): Increase reject for
3660 reloading an input/output operand.
3662 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3664 PR target/79038
3665 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3666 insns to convert from signed/unsigned char/short to IEEE 128-bit
3667 floating point.
3668 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3670 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3672 PR target/80019
3673 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3674 subreg of inner mode for values already in registers.
3676 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3678 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3679 iteration reg is used after the loop.
3681 2017-03-14 Martin Sebor <msebor@redhat.com>
3683 PR tree-optimization/79800
3684 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3685 precision in negative-positive range.
3686 (format_floating): Call non-const overload with adjusted precision.
3688 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3690 PR target/79947
3691 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3692 -mpowerpc-gfxopt.
3694 2017-03-14 Martin Sebor <msebor@redhat.com>
3696 PR middle-end/80020
3697 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3698 * builtins.def (aligned_alloc): Use it.
3700 PR c/79936
3701 * Makefile.in (GTFILES): Add calls.c.
3702 * calls.c: Include "gt-calls.h".
3704 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3706 PR rtl-optimization/79728
3707 * regs.h (struct target_regs): New field
3708 x_contains_allocatable_regs_of_mode.
3709 (contains_allocatable_regs_of_mode): New macro.
3710 * reginfo.c (init_reg_sets_1): Initialize it, and change
3711 contains_reg_of_mode so it includes global regs as well.
3712 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3713 rather than contains_regs_of_mode.
3715 2017-03-14 Martin Liska <mliska@suse.cz>
3717 * doc/invoke.texi: Document options that can't be combined with
3718 -fcheck-pointer-bounds.
3720 2017-03-14 Martin Liska <mliska@suse.cz>
3722 PR middle-end/79831
3723 * doc/invoke.texi (-Wchkp): Document the option.
3725 2017-03-14 Martin Liska <mliska@suse.cz>
3727 * Makefile.in: Install gcov-dump.
3729 2017-03-14 Martin Liska <mliska@suse.cz>
3731 * multiple_target.c (expand_target_clones): Bail out for
3732 an invalid attribute.
3734 2017-03-14 Richard Biener <rguenther@suse.de>
3736 * alias.c (struct alias_set_entry): Pack properly.
3737 * cfgloop.h (struct loop): Likewise.
3738 * cse.c (struct set): Likewise.
3739 * ipa-utils.c (struct searchc_env): Likewise.
3740 * loop-invariant.c (struct invariant): Likewise.
3741 * lra-remat.c (struct cand): Likewise.
3742 * recog.c (struct change_t): Likewise.
3743 * rtl.h (struct address_info): Likewise.
3744 * symbol-summary.h (function_summary): Likewise.
3745 * tree-loop-distribution.c (struct partition): Likewise.
3746 * tree-object-size.c (struct object_size_info): Likewise.
3747 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3748 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3749 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3750 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3751 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3752 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3753 (struct _stmt_vec_info): Likewise.
3755 2017-03-14 Martin Liska <mliska@suse.cz>
3757 PR target/79892
3758 * multiple_target.c (create_dispatcher_calls): Check that
3759 a target can create a function dispatcher.
3761 2017-03-14 Martin Liska <mliska@suse.cz>
3763 PR lto/66295
3764 * multiple_target.c (expand_target_clones): Drop local.local
3765 flag for default implementation.
3767 2017-03-14 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/80030
3770 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3772 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3774 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3775 gcc_fallthrough() instead of __attribute__((fallthrough));
3777 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3779 * doc/gcc.texi: Remove "up" link to (DIR).
3780 * doc/gccint.texi: Ditto.
3782 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3784 * doc/install.texi (Specific) <avr>: Remove reference to
3785 binutils 2.13.
3787 2017-03-13 Jeff Law <law@redhat.com>
3789 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3790 attribute rather than comments.
3792 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3793 match_scratch operand is highest.
3795 2017-03-13 Martin Liska <mliska@suse.cz>
3797 PR middle-end/78339
3798 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3799 is a CHKP clone, use original declaration.
3801 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3803 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3804 (arc_conditional_register_usage): Use a different allocation order
3805 when optimizing for size.
3806 * common/config/arc/arc-common.c (arc_option_optimization_table):
3807 Section anchors default on when optimizing for size.
3809 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3811 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3813 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3815 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3816 * config/arc/arc.md (cpu_facility): Add cd variant.
3817 (*movqi_insn): Add code density variant.
3818 (*movhi_insn): Likewise.
3819 (*movqi_insn): Likewise.
3820 (*addsi3_mixed): Likewise.
3821 (subsi3_insn): Likewise.
3823 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3825 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3827 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3829 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3830 expressions with MINUS and UNARY ops.
3832 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3834 PR target/79911
3835 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3836 Rename to...
3837 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3838 between vec_select and vector argument.
3839 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3840 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3841 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3842 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3843 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3844 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3846 2017-03-13 Richard Biener <rguenther@suse.de>
3848 PR other/79991
3849 * params.def (vect-max-peeling-for-alignment): Fix typo.
3851 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3853 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3854 issue that only occurred with binutils below 2.18.
3856 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3858 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3859 refer to binutils 2.11/2.12 minimum.
3861 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3863 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3864 ftp.kernel.org and simplify binutils requirement.
3866 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3868 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3869 optimization.
3870 (Optimize Options): Ditto. Also remove redundancy.
3872 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3874 PR translation/79848
3875 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3876 "%qs".
3877 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3878 to G_ to avoid double translation.
3880 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3882 PR translation/79923
3883 * auto-profile.c (get_combined_location): Convert leading
3884 character of diagnostics to lower case and remove trailing period.
3885 (read_profile): Likewise for various diagnostics.
3886 * config/arm/arm.c (arm_option_override): Remove trailing period
3887 from various diagnostics.
3888 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3889 (msp430_expand_delay_cycles): Likewise.
3891 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3893 PR target/79925
3894 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3895 full command-line argument, rather than just "str".
3896 (aarch64_validate_march): Likewise.
3897 (aarch64_validate_mtune): Likewise.
3899 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3901 PR rtl-optimization/78911
3902 * lra-assigns.c (must_not_spill_p): New function.
3903 (spill_for): Use it.
3905 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3907 PR tree-optimization/79981
3908 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3909 ATOMIC_COMPARE_EXCHANGE ifn result.
3910 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3911 IFN_ATOMIC_COMPARE_EXCHANGE.
3913 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3915 PR driver/79875
3916 * opts.c (parse_sanitizer_options): Add missing question mark to
3917 "did you mean" message.
3919 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3921 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3922 built-in.
3923 (VMULEUH_UNS): Likewise.
3924 (VMULOUB_UNS): Likewise.
3925 (VMULOUH_UNS): Likewise.
3926 * config/rs6000/rs6000.c (builtin_function_type): Remove
3927 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3929 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3931 PR bootstrap/79952
3932 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3933 x with result of extra_parsing_for_operand_code_0.
3934 (function_reader::extra_parsing_for_operand_code_0): Convert
3935 return type from void to rtx, returning x. When reading
3936 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3937 larger size containing struct block_symbol.
3939 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3941 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3942 -mfloat128-hardware without -m64.
3944 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3946 PR target/79941
3947 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3948 entries to the case statement that marks unsigned arguments to
3949 overloaded functions.
3951 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3953 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3954 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3956 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3958 PR target/79907
3959 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3960 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3962 2017-03-10 Martin Liska <mliska@suse.cz>
3964 PR target/65705
3965 PR target/69804
3966 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3967 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3968 FIELD != NULL.
3970 2017-03-10 Olivier Hainque <hainque@adacore.com>
3972 * tree-switch-conversion (array_value_type): Start by resetting
3973 candidate type to it's main variant.
3975 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3977 PR rtl-optimization/79909
3978 * combine.c (try_combine): Use simplify_replace_rtx on individual
3979 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3980 of the whole CALL_INSN_FUNCTION_USAGE.
3982 PR tree-optimization/79972
3983 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3984 get_range_info on SSA_NAMEs. Formatting fixes.
3986 2017-03-10 Richard Biener <rguenther@suse.de>
3987 Jakub Jelinek <jakub@redhat.com>
3989 PR tree-optimization/77975
3990 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3991 edge to be constant.
3992 (get_val_for): For constant x return it. Formatting fix.
3993 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3994 would use the same bases as the current one.
3996 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3998 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3999 instead of vec_select for V1TImode.
4000 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4001 longer needed.
4002 (VSX_LE_128): Add V1TI to this mode iterator.
4003 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4004 (*vsx_le_perm_store_<mode>): Likewise.
4005 (pre-reload splitter for VSX stores): Likewise.
4006 (post-reload splitter for VSX stores): Likewise.
4007 (*vsx_xxpermdi2_le_<mode>): Likewise.
4008 (*vsx_lxvd2x2_le_<mode>): Likewise.
4009 (*vsx_stxvd2x2_le_<mode>): Likewise.
4011 2017-03-09 Michael Eager <eager@eagercon.com>
4013 Correct failures with --enable-checking=yes,rtl.
4015 * config/microblaze/microblaze.c (microblaze_expand_shift):
4016 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4017 test for const0_rtx.
4018 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4019 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4021 2017-03-09 Richard Biener <rguenther@suse.de>
4023 PR tree-optimization/79977
4024 * graphite-scop-detection.c (scop_detection::merge_sese):
4025 Handle the case of extra exits to blocks dominating the entry.
4027 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4029 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4030 Document rdynamic.
4032 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4034 PR rtl-optimization/79949
4035 * lra-constraints.c (process_alt_operands): Check memory when
4036 trying to predict a cycle. Print about the overall increase.
4038 2017-03-09 Richard Biener <rguenther@suse.de>
4040 PR middle-end/79971
4041 * gimple-expr.c (useless_type_conversion_p): Preserve
4042 TYPE_SATURATING for fixed-point types.
4044 2017-03-09 Richard Biener <rguenther@suse.de>
4046 PR ipa/79970
4047 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4048 alignment of BLKmode params.
4050 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4052 PR target/79913
4053 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4054 (VALL_NO_V2Q): Likewise.
4055 (VDQF_DF): Delete.
4056 * config/aarch64/aarch64-simd.md
4057 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4058 iterator.
4059 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4060 VALL_NO_V2Q mode iterator.
4061 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4063 2017-03-09 Martin Liska <mliska@suse.cz>
4065 PR tree-optimization/79631
4066 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4067 tree_int_cst_sign_bit just for INTEGER constants.
4069 2017-03-09 Martin Liska <mliska@suse.cz>
4071 PR target/65705
4072 PR target/69804
4073 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4074 sanitizers.
4076 2017-03-09 Marek Polacek <polacek@redhat.com>
4078 PR c++/79672
4079 * tree.c (inchash::add_expr): Handle TREE_VEC.
4081 2017-03-09 Martin Liska <mliska@suse.cz>
4083 PR ipa/79764
4084 (chkp_narrow_size_and_offset): New function.
4085 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4086 (void chkp_parse_bit_field_ref): New function.
4087 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4088 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4090 2017-03-09 Martin Liska <mliska@suse.cz>
4092 PR ipa/79761
4093 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4094 (chkp_find_bounds_1): Remove gcc_unreachable.
4096 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4098 PR sanitizer/79944
4099 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4100 BUILT_IN_SYNC*, determine the access type from the size suffix and
4101 always build a MEM_REF with that type. Handle forgotten
4102 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4104 PR target/79932
4105 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4106 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4107 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4108 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4109 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4110 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4111 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4112 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4113 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4114 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4115 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4116 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4117 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4118 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4119 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4120 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4121 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4122 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4123 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4124 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4125 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4126 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4127 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4128 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4129 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4130 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4131 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4132 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4133 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4134 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4135 definitions outside of __OPTIMIZE__ guarded section.
4137 PR target/79932
4138 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4139 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4140 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4141 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4142 guarded section.
4144 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4146 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4147 ("vfenez<mode>"): Add missing constraints.
4149 2017-03-08 Martin Sebor <msebor@redhat.com>
4151 PR target/79928
4152 * config/nds32/nds32.c (nds32_option_override):
4153 Fix misspelled diagnostic.
4155 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4157 PR c/79940
4158 * gimplify.c (gimplify_omp_for): Replace index var in outer
4159 taskloop statement with an artificial variable and add
4160 OMP_CLAUSE_PRIVATE clause for it.
4162 2017-03-08 Richard Biener <rguenther@suse.de>
4164 PR tree-optimization/79955
4165 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4166 for accesses that are completely outside of the variable.
4168 2017-03-08 Andrew Haley <aph@redhat.com>
4170 PR tree-optimization/79943
4171 * tree-ssa-loop-split.c (compute_new_first_bound): When
4172 calculating the new upper bound, (END-BEG) should be added, not
4173 subtracted.
4175 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4177 * config/avr/avr.md (setmemhi): Make sure match_dup
4178 operand number comes before match_scratch.
4180 2017-03-08 Richard Biener <rguenther@suse.de>
4182 PR tree-optimization/79920
4183 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4184 with ncopies == 1 to ...
4185 (vect_transform_slp_perm_load): ... here. Properly compute
4186 all element loads by iterating VF times over the group. Do
4187 not handle ncopies (computed in a broken way) in
4188 vect_create_mask_and_perm.
4190 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4192 PR sanitizer/79904
4193 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4194 is a uniform vector, use uniform_vector_p return value instead of
4195 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4197 2017-03-07 Marek Polacek <polacek@redhat.com>
4199 PR middle-end/79809
4200 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4201 (alloca_call_type): Likewise.
4203 2017-03-07 Martin Liska <mliska@suse.cz>
4205 * gcov.c (process_args): Put comment to correct location.
4207 2017-03-07 Martin Liska <mliska@suse.cz>
4209 PR middle-end/68270
4210 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4211 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4212 (chkp_narrow_bounds_for_field): Likewise.
4213 (chkp_parse_array_and_component_ref): Pass one more argument to
4214 call.
4216 2017-03-07 Richard Biener <rguenther@suse.de>
4218 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4219 preheaders.
4221 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4223 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4224 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4226 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4228 PR c/79855
4229 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4230 to end of description.
4231 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4233 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4235 PR rtl-optimization/79901
4236 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4237 ...
4238 (*avx512f_<code><mode>3<mask_name>): ... this.
4239 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4240 iterator instead of VI8_AVX2_AVX512BW.
4242 PR rtl-optimization/79901
4243 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4244 min/max expander, expand it using expand_vec_cond_expr.
4246 PR sanitizer/79897
4247 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4248 temporary.
4250 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4252 PR c++/79821
4253 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4254 to void * for PCH reasons.
4255 * dwarf2out.c (output_loc_operands, output_die): Cast
4256 v.val_vec.array to unsigned char *.
4258 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4260 PR target/77850
4261 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4262 vector types.
4264 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4266 PR rtl-optimization/79571
4267 * lra-constraints.c (process_alt_operands): Calculate static
4268 reject and subtract it from overall when only addresses will be
4269 reloaded.
4271 2017-03-06 Julia Koval <julia.koval@intel.com>
4273 PR target/79793
4274 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4275 incoming stack boundary to 128 for 64-bit targets.
4277 2017-03-06 Richard Biener <rguenther@suse.de>
4279 PR tree-optimization/79894
4280 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4281 to NULL after folding it.
4283 2017-03-06 Richard Biener <rguenther@suse.de>
4285 PR tree-optimization/79824
4286 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4287 check disabling peeling for gaps.
4289 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4291 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4292 attributes): Document gettimeofday.
4294 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4296 * config/s390/s390.c (s390_option_override_internal): Set
4297 PARAM_MIN_VECT_LOOP_BOUND
4299 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4301 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4302 * config/s390/s390.md: Likewise.
4304 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4306 PR target/79812
4307 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4308 (<avx2_avx512>_perm<mode>): Rename to ...
4309 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4310 of VI8F_256_512.
4311 (<avx512>_perm<mode>_mask): Rename to ...
4312 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4313 of VI8F_256_512.
4314 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4315 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4316 instead of VI8F_256_512.
4317 (avx512f_perm<mode>): New define_expand.
4318 (avx512f_perm<mode>_mask): Likewise.
4319 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4320 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4322 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4324 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4325 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4326 if_then_else.
4327 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4329 2017-03-06 Martin Liska <mliska@suse.cz>
4331 PR sanitize/79783
4332 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4333 when having a SSA NAME w/o VAR_DECL assigned to it.
4335 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4337 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4338 msa_dpsub_<su>_d): Fix MODE for vec_select.
4340 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4342 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4343 argument.
4344 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4346 2017-03-06 Richard Biener <rguenther@suse.de>
4348 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4349 * plugin.c (register_plugin_info): Likewise.
4350 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4352 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4354 * config/i386/sse.md (sse_storehps, sse_storelps,
4355 avx_<castmode><avxsizesuffix>_<castmode>,
4356 avx512f_<castmode><avxsizesuffix>_<castmode>,
4357 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4358 in condition that at least one operand is not a MEM.
4360 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4362 PR middle-end/79805
4363 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4364 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4365 ECF_NOTHROW.
4366 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4367 gimple_call_nothrow_p flag based on whether original builtin can throw.
4368 If it can, emit following stmts on the fallthrough edge.
4369 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4370 don't create new bb if inserting just debug stmts on the edge, try to
4371 insert them on the fallthru bb or just reset debug stmts.
4373 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4375 PR target/43763
4376 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4377 restore recog_data (including the operand rtxes inside it) around
4378 the call to get_insn_template.
4380 2017-03-03 Martin Sebor <msebor@redhat.com>
4382 PR tree-optimization/79699
4383 * context.c (context::~context): Free MPFR caches to avoid
4384 a memory leak on program exit.
4386 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4388 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4389 Use wide_int::ulow () instead of .elt (0).
4391 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4393 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4394 (*pushxf): Limit oF constraint to 32bit targets and add oC
4395 constraint for 64bit targets.
4396 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4397 (*pushdf): Change rmF constraint to rmC.
4399 2017-03-03 Martin Liska <mliska@suse.cz>
4401 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4402 Remove unused variable.
4404 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4406 PR target/79807
4407 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4408 is a memory operand, increase num_memory.
4409 (ix86_expand_args_builtin): Likewise.
4411 2017-03-03 Jan Hubicka <jh@suse.cz>
4413 PR lto/79760
4414 * ipa-devirt.c (maybe_record_node): Properly handle
4415 __cxa_pure_virtual visibility.
4417 2017-03-03 Martin Liska <mliska@suse.cz>
4419 PR tree-optimization/79803
4420 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4421 assert.
4422 (pass_loop_prefetch::execute): Disabled optimization if an
4423 assumption about L1 cache size is not met.
4425 2017-03-03 Martin Liska <mliska@suse.cz>
4427 PR rtl-optimization/79574
4428 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4429 (hash_scan_set): Likewise.
4430 (dump_hash_table): Likewise.
4431 (hoist_code): Likewise.
4433 2017-03-03 Richard Biener <rguenther@suse.de>
4435 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4436 in place of uhigh ().
4437 (fixed_convert_from_real): Likewise.
4439 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4441 PR target/79514
4442 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4444 2017-03-03 Richard Biener <rguenther@suse.de>
4446 PR middle-end/79818
4447 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4448 TYPE_OVERFLOW_UNDEFINED check.
4450 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4452 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4453 numbers.
4454 (vector_ae_<mode>_p): Likewise.
4455 (vector_nez_<mode>_p): Likewise.
4456 (vector_ne_v2di_p): Likewise.
4457 (vector_ae_v2di_p): Likewise.
4458 (vector_ne_<mode>_p): Likewise.
4459 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4460 numbers.
4461 (vsx_tsqrt<mode>2_fe): Likewise.
4463 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4465 PR target/79514
4466 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4468 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4470 PR rtl-optimization/79780
4471 * cprop.c (one_cprop_pass): When second and further conditional trap
4472 in a single basic block is turned into an unconditional trap, turn it
4473 into a deleted note to avoid RTL verification failures.
4475 2017-03-02 Richard Biener <rguenther@suse.de>
4477 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4479 2017-03-02 Richard Biener <rguenther@suse.de>
4481 PR tree-optimization/79345
4482 PR c++/42000
4483 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4484 param and abort the walk, returning -1 if it is hit.
4485 (walk_aliased_vdefs): Take a limit param and pass it on.
4486 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4487 defaulting to 0 and return a signed int.
4488 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4489 (check_defs): New helper.
4490 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4491 about uninitialized memory.
4492 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4493 bogus uninitialized warning.
4494 (fixed_convert_from_real): Likewise.
4496 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4498 PR tree-optimization/66768
4499 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4500 iv_use if base object can't be determined.
4502 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4504 PR tree-optimization/79345
4505 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4506 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4507 (get_pattern_stats): Initialize it.
4508 * genemit.c (gen_expand): Verify match_scratch numbers come after
4509 match_operand/match_dup numbers.
4510 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4511 match_scratch numbers.
4512 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4513 Likewise.
4514 * config/s390/s390.md (trunctdsd2): Likewise.
4516 2017-03-02 Richard Biener <rguenther@suse.de>
4518 * wide-int.h (wide_int_storage::operator=): Implement in terms
4519 of wi::copy.
4521 2017-03-02 Richard Biener <rguenther@suse.de>
4523 PR tree-optimization/79777
4524 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4525 the to insert expression to sth existing.
4527 2017-03-01 Martin Sebor <msebor@redhat.com>
4529 PR middle-end/79692
4530 * gimple-ssa-sprintf.c
4531 (directive::known_width_and_precision): New function.
4532 (format_integer): Use it.
4533 (get_mpfr_format_length): Consider the full range of precision
4534 when computing %g output with the # flag. Set the likely byte
4535 count to 3 rather than 1 when precision is indeterminate.
4536 (format_floating): Correct the lower bound of precision.
4538 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4540 * doc/invoke.texi: Document default code model for 64-bit Linux.
4542 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4544 PR target/79752
4545 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4546 udiv rather than div since input pattern is unsigned.
4548 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.c (print_reg): Warn for values of
4551 unsupported size in integer register.
4553 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4555 PR target/79439
4556 * config/rs6000/predicates.md (current_file_function_operand): Do
4557 not allow self calls to be local if the function is replaceable.
4559 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4561 PR target/79395
4562 * config/rs6000/altivec.h (vec_ctz and others): Change the
4563 preprocessor macro that controls conditional compilation from
4564 _ARCH_PWR9 to __POWER9_VECTOR__.
4565 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4566 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4567 control (instead of _ARCH_PWR9 control) so that template
4568 definition uses power9-specific function.
4569 (vec_any_eq): Likewise.
4570 (vec_all_ne): Change macro definition to use a power9-specific
4571 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4572 _ARCH_PWR9 control).
4573 (vec_any_eq) Likewise.
4574 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4575 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4576 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4577 support for xvcmpnedp instruction.
4578 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4579 macro expansion so that Power9 implementation of vec_all_ne does
4580 not use the AltiVec predicate framework.
4581 (VCMPNEH_P): Likewise.
4582 (VCMPNEW_P): Likewise.
4583 (VCMPNED_P): Likewise.
4584 (VCMPNEFP_P): Likewise.
4585 (VCMPNEDP_P): Likewise.
4586 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4587 implementation of vec_any_eq to not use AltiVec predicate
4588 framework.
4589 (VCMPAEH_P): Likewise.
4590 (VCMPAEW_P): Likewise.
4591 (VCMPAED_P): Likewise.
4592 (VCMPAEFP_P): Likewise.
4593 (VCMPAEDP_P): Likewise.
4594 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4595 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4596 not use the AltiVec predicate framework.
4597 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4598 of vec_any_eq to not use AltiVec predicate framework.
4599 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4600 support for predefined __POWER9_VECTOR__ macro to indicate that
4601 Power9 instruction selection is enabled.
4602 (altivec_overloaded_builtins): Remove extraneous
4603 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4604 function argument types RS6000_BTI_bool_V16QI and
4605 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4606 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4607 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4608 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4609 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4610 Power9 for implementations of vec_cmpne. Change the signature for
4611 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4612 (representing vec_all_ne) to remove the previously described first
4613 argument of type RS6000_BTI_INTSI, as this was an artifact of
4614 reliance on the AltiVec predicate framework, which is no longer
4615 used in the implementation of these functions. Add
4616 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4617 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4618 since, unlike the AltiVec predicate framework implementation, we
4619 do not share function descriptors between vec_alle and vec_anyeq.
4620 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4621 set of modes that receive special treatment even when
4622 TARGET_P9_VECTOR is true. The special treatment emits code that
4623 does not depend on Power9 instructions.
4624 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4625 define_expand to not rely on AltiVec predicate framework.
4626 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4627 function.
4628 (vector_ne_v2di_p): Change this define_expand to not rely on
4629 AltiVec predicate framework.
4630 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4631 function.
4632 (vector_ne_<mode>_p): Change this define_expand to not rely on
4633 AltiVec predicate framework.
4634 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4635 function.
4636 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4637 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4638 define_insn pattern.
4639 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4640 define_insn pattern because the xvcmpne<VSs>. instruction is not
4641 supported.
4642 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4643 instruction is not supported.
4645 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4647 * config/nvptx/nvptx.c: Include intl.h.
4649 2017-03-01 Martin Jambor <mjambor@suse.cz>
4651 PR lto/78140
4652 * ipa-prop.h (ipa_bits): Removed field known.
4653 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4654 to pointers. Adjusted their comments to warn about their sharing.
4655 (ipcp_transformation_summary): Change bits to a vector of pointers.
4656 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4657 (ipa_get_ipa_bits_for_value): Declare.
4658 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4659 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4660 (ipa_bits_hash_table): Likewise.
4661 (ipa_vr_ggc_hash_traits): Likewise.
4662 (ipa_vr_hash_table): Likewise.
4663 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4664 being pointers and vr_known being removed.
4665 (ipa_set_jf_unknown): Likewise.
4666 (ipa_get_ipa_bits_for_value): New function.
4667 (ipa_set_jfunc_bits): Likewise.
4668 (ipa_get_value_range): New overloaded functions.
4669 (ipa_set_jfunc_vr): Likewise.
4670 (ipa_compute_jump_functions_for_edge): Use the above functions to
4671 construct bits and vr parts of jump functions.
4672 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4673 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4674 exist.
4675 (ipcp_grow_transformations_if_necessary): Also allocate
4676 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4677 exist.
4678 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4679 them. Fix too long lines.
4680 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4681 vr_known being removed.
4682 (ipa_read_jump_function): Use new setter functions to construct bits
4683 and vr parts of jump functions or set them to NULL.
4684 (write_ipcp_transformation_info): Adjust for bits being pointers.
4685 (read_ipcp_transformation_info): Likewise.
4686 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4687 space.
4688 Include gt-ipa-prop.h.
4689 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4690 being pointers.
4691 (ipcp_store_bits_results): Likewise.
4692 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4693 Do not write to existing jump functions but use a temporary instead.
4695 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4697 PR c++/79681
4698 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4699 attempt to use its first operand as BIT_FIELD_REF base.
4701 2017-03-01 Richard Biener <rguenther@suse.de>
4703 PR middle-end/79721
4704 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4705 interpolating formula in wrapping arithmetic.
4706 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4708 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4710 PR tree-optimization/79734
4711 * tree-vect-generic.c (expand_vector_condition): Optimize
4712 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4713 Handle VEC_COND_EXPR where comparison has different inner width from
4714 type's inner width.
4716 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4718 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4719 markup, and similar issues. Remove @opindex entries for things
4720 that aren't options. Add missing -mmpy-option entries.
4722 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4724 PR tree-optimization/79737
4725 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4726 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4727 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4728 instead of byte_size. Formatting fix.
4729 (shift_bytes_in_array_right): Formatting fix.
4731 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4733 PR target/79749
4734 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4735 condition on optimize for the leaf function test.
4737 2017-02-28 Martin Liska <mliska@suse.cz>
4739 PR lto/79625
4740 * read-rtl-function.c (function_reader::handle_unknown_directive):
4741 Bail out when one uses -flto.
4743 2017-02-28 Martin Liska <mliska@suse.cz>
4745 * common.opt: Replace space with tabular for options of <number>
4746 type.
4747 * config/i386/i386.opt: Show <number> value for
4748 -mlarge-data-threshold.
4749 * opts.c (print_filtered_help): Do not display number in hexadecimal
4750 format.
4752 2017-02-28 Martin Liska <mliska@suse.cz>
4754 * common.opt: Fix --help=option -Q for options which are of
4755 an enum type.
4757 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.c (print_reg): Error out for values
4760 of 8-bit size in invalid integer register.
4762 2017-02-28 Martin Sebor <msebor@redhat.com>
4764 PR tree-optimization/79691
4765 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4767 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4769 PR target/79729
4770 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4771 gcc_unreachable with output_operand_lossage.
4773 2017-02-28 Richard Biener <rguenther@suse.de>
4775 PR tree-optimization/79740
4776 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4777 inserts.
4778 (visit_nary_op): Insert the nary into the hashtable if we
4779 pattern-matched sth.
4780 * tree-ssa-pre.c (eliminate_insert): Robustify.
4782 2017-02-28 Richard Biener <rguenther@suse.de>
4784 PR middle-end/79731
4785 * fold-const.c (decode_field_reference): Reject out-of-bound
4786 accesses.
4788 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4790 * config/i386/i386.c: Include intl.h.
4791 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4792 instead of just cond ? "..." : "...".
4793 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4794 * coverage.c (read_counts_file): Likewise.
4795 * omp-offload.c: Include intl.h.
4796 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4797 of just cond ? "..." : "...".
4798 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4799 of just cond ? "..." : "...".
4801 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4803 PR target/79742
4804 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4805 entry, if present.
4806 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4807 'tune for' CPU name.
4808 * config/arm/arm-cpu-data.h: Regenerated.
4810 2017-02-28 Richard Biener <rguenther@suse.de>
4812 PR tree-optimization/79732
4813 * tree-inline.c (expand_call_inline): Do not shadow var.
4815 2017-02-28 Richard Biener <rguenther@suse.de>
4817 PR tree-optimization/79723
4818 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4819 address-space properly.
4821 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4823 * doc/optinfo.texi (Optimization groups): Fix option used for
4824 OPTGROUP_ALL.
4825 * doc/invoke.texi (-fopt-info): Document "omp".
4826 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4827 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4828 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4829 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4830 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4832 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4833 all users.
4834 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4835 OPTGROUP_OMP with "omp".
4837 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4839 PR target/79544
4840 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4841 for arithmetic shift of unsigned V2DI.
4843 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4845 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4846 arc/linux.h headers.
4847 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4848 (LINK_SPEC): Likewise.
4849 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4850 (EXTRA_SPECS): Likewise.
4851 (STARTFILE_SPEC): Likewise.
4852 (ENDFILE_SPEC): Likewise.
4853 (LIB_SPEC): Likewise.
4854 (TARGET_SDATA_DEFAULT): Likewise.
4855 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4856 (MULTILIB_DEFAULTS): Likewise.
4857 (DWARF2_UNWIND_INFO): Likewise.
4858 * config/arc/big.h: New file.
4859 * config/arc/elf.h: Likewise.
4860 * config/arc/linux.h: Likewise.
4861 * config/arc/t-uClibc: Remove.
4863 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4865 PR tree-optimization/77536
4866 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4867 (tree_transform_and_unroll_loop): Use above function to compute the
4868 estimated niter of unrolled loop and use it when scaling profile.
4869 Also use count info rather than frequency if it's non-zero.
4870 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4871 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4872 (vect_transform_loop): Call above function.
4874 2017-02-27 Richard Biener <rguenther@suse.de>
4876 PR tree-optimization/45397
4877 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4878 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4879 (visit_nary_op): Add pattern matching for CSEing sign-changed
4880 or truncated operations with wider ones.
4882 2017-02-27 Richard Biener <rguenther@suse.de>
4884 PR tree-optimization/79690
4885 * tree-vect-stmts.c (vectorizable_store): Use vector type
4886 built from the DR with address-space.
4888 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4890 * doc/invoke.texi (Optimize Options): Refine the description
4891 of asan-use-after-return.
4893 2017-02-25 Alan Modra <amodra@gmail.com>
4895 PR rtl-optimization/79584
4896 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4897 base, not ad->base_term, the reg within base. Remove assertion
4898 that ad->base == ad->base_term. Replace gen_int_mode using
4899 bogus mode with const0_rtx.
4901 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4903 PR middle-end/79396
4904 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4905 FMA_EXPR like tcc_binary or tcc_unary.
4907 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4909 PR debug/77589
4910 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4911 bitfield.
4912 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4913 (output_loc_operands): Handle DW_OP_call_ref and
4914 DW_OP_GNU_variable_value.
4915 (struct variable_value_struct): New type.
4916 (struct variable_value_hasher): Likewise.
4917 (variable_value_hash): New variable.
4918 (string_types): Remove.
4919 (copy_loc_descr): New function.
4920 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4921 (prepend_loc_descr_to_each): New function.
4922 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4923 instead of add_loc_descr_to_each if the first argument is single
4924 location list and the second has multiple.
4925 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4926 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4927 when looking for variable value which doesn't have other location info.
4928 (loc_list_from_tree): Formatting fix.
4929 (gen_array_type_die): Simplify DW_AT_string_length handling.
4930 (adjust_string_types): Remove.
4931 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4932 string_types. Call resolve_variable_values.
4933 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4934 (resolve_addr_in_expr): Likewise. Add A argument.
4935 (copy_deref_exprloc): Remove deref argument. Adjust for the
4936 original expression being DW_OP_GNU_variable_value with optionally
4937 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4938 optionally after it.
4939 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4940 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4941 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4942 (variable_value_hasher::hash, variable_value_hasher::equal): New
4943 methods.
4944 (resolve_variable_value_in_expr, resolve_variable_value,
4945 resolve_variable_values, note_variable_value_in_expr,
4946 note_variable_value): New functions.
4947 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4948 DIEs.
4950 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4952 PR c/79677
4953 * opts.h (handle_generated_option): Add GENERATED_P argument.
4954 * opts-common.c (handle_option): Adjust function comment.
4955 (handle_generated_option): Add GENERATED_P argument, pass it to
4956 handle_option.
4957 (control_warning_option): Pass false to handle_generated_option
4958 GENERATED_P.
4959 * opts.c (maybe_default_option): Pass true to handle_generated_option
4960 GENERATED_P.
4961 * optc-gen.awk: Likewise.
4963 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4965 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4966 a REG, look at the REG it is a SUBREG of.
4967 (splitter for cmpeqsi_t): Ditto.
4969 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4971 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4972 the special USEs with the pattern of the insn, not the insn itself.
4974 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4976 PR target/79473
4977 * doc/invoke.texi: Document -mload-store-pairs.
4979 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4980 Sandra Loosemore <sandra@codesourcery.com>
4982 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4983 argument isn't a CONST_INT.
4984 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4985 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4986 (nios2_validate_compare): Bypass alternate compare logic if *op2
4987 is not a CONST_INT.
4988 (ldstwm_operation_p): Return false if first_base is not a REG or
4989 if first_offset is not a CONST_INT.
4991 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4993 * config/cris/cris.md: Use correct operand in a define_peephole2.
4995 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4997 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4999 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5001 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5002 this_insn if it is an INSN or JUMP_INSN.
5003 (force_offsettable): Look at base, not at addr.
5004 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5005 on things that aren't necessarily CONST_INTs.
5007 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5009 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5010 -mfpmath=sse is the default also for x86-32 targets with SSE2
5011 instruction set when @option{-ffast-math} is enabled
5013 2017-02-24 Jeff Law <law@redhat.com>
5015 PR rtl-optimizatoin/79286
5016 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5017 dominance test.
5019 2017-02-24 Richard Biener <rguenther@suse.de>
5021 PR tree-optimization/79389
5022 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5023 debug insns.
5025 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5027 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5028 function comment to reflect reality.
5029 (loop_exits_before_overflow): Fix typo in function description.
5031 2017-02-24 Richard Biener <rguenther@suse.de>
5033 PR tree-optimization/79389
5034 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5035 properly that a threading opportunity exists. Detect conditional
5036 copy/constant propagation opportunities.
5038 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5040 * config/visium/visium.md (type): Add trap.
5041 (b): New mode attribute.
5042 (*btst): Rename into...
5043 (*btst<mode>): ...this and adjust.
5044 (*cbranchsi4_btst_insn): Rename into...
5045 (*cbranch<mode>4_btst_insn): ...this and adjust.
5046 (trap): New define_insn.
5048 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5050 PR tree-optimization/79389
5051 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5052 (noce_reversed_cond_code): New function.
5053 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5054 reversed_comparison_code. Formatting fix.
5055 (noce_try_store_flag): Test rev_cond != NULL in addition to
5056 reversed_comparison_code.
5057 (noce_try_store_flag_constants): Likewise.
5058 (noce_try_store_flag_mask): Likewise.
5059 (noce_try_addcc): Use rev_cond if non-NULL instead of
5060 reversed_comparison_code.
5061 (noce_try_cmove_arith): Likewise. Formatting fixes.
5062 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5063 (noce_find_if_block): Initialize rev_cond.
5064 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5065 instead of false as last argument never attempt to reverse it
5066 afterwards.
5068 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5070 PR tree-optimization/79663
5071 * tree-predcom.c (combine_chains): Process refs in reverse order
5072 only for ZERO length chains, and add explaining comment.
5074 2017-02-23 Jeff Law <law@redhat.com>
5076 PR tree-optimization/79578
5077 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5078 in call to operand_equal_p.
5080 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5082 PR target/71017
5083 * config/i386/cpuid.h: Fix another undefined behavior.
5085 2017-02-23 Richard Biener <rguenther@suse.de>
5087 PR tree-optimization/79683
5088 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5089 vector types for data-refs.
5091 2017-02-23 Martin Liska <mliska@suse.cz>
5093 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5095 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5097 PR middle-end/79665
5098 * internal-fn.c (get_range_pos_neg): Moved to ...
5099 * tree.c (get_range_pos_neg): ... here. No longer static.
5100 * tree.h (get_range_pos_neg): New prototype.
5101 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5102 are known to be in between 0 and signed maximum inclusive, try to
5103 expand both unsigned and signed divmod and use the cheaper one from
5104 those.
5106 2017-02-22 Jeff Law <law@redhat.com>
5108 PR tree-optimization/79578
5109 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5110 to compare base operands.
5112 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5114 PR target/79211
5115 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5116 gpc_reg_operand instead of fpr_reg_operand.
5118 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5120 * config/mips/mips.c (mips_return_in_memory): Force FP
5121 vector types to be returned in memory for o32 ABI.
5123 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5125 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5126 instead of DW_TAG_member for static data member declarations and don't
5127 set no_linkage_name for static inline data members.
5128 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5129 to DW_TAG_member.
5131 2017-02-22 Martin Liska <mliska@suse.cz>
5133 * doc/invoke.texi: Replace inequality signs with square brackets
5134 for -Wnormalized.
5136 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5138 PR tree-optimization/68644
5139 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5141 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5143 PR target/78660
5144 * lra-constraints.c (simplify_operand_subreg): Handle
5145 WORD_REGISTER_OPERATIONS targets.
5147 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5149 PR target/70465
5150 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5151 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5152 elimination by swapping fld*.
5154 2017-02-22 Richard Biener <rguenther@suse.de>
5156 PR tree-optimization/79673
5157 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5158 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5159 irrelevant address-space qualifiers and avoiding a
5160 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5162 2017-02-22 Richard Biener <rguenther@suse.de>
5164 PR tree-optimization/79666
5165 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5166 to not symbolically negate if that may introduce undefined
5167 overflow.
5169 2017-02-22 Martin Liska <mliska@suse.cz>
5171 PR lto/79587
5172 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5173 * data-streamer-out.c (streamer_write_gcov_count_stream):
5174 Likewise.
5175 * value-prof.c (stream_out_histogram_value): Make assert more
5176 precise based on type of counter.
5178 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5180 PR target/79593
5181 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5182 Use nonimmediate_operand instead of memory_operand for operand 1.
5183 (float-extend standard_x87sse_constant_load splitter): Ditto.
5185 2017-02-21 Jeff Law <law@redhat.com>
5187 PR tree-optimization/79621
5188 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5189 blocks with edges to themselves.
5191 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5193 PR target/79633
5194 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5195 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5196 Use gimple_call_builtin_p.
5198 PR target/79570
5199 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5200 on temporarily removed DEBUG_INSNs.
5202 PR tree-optimization/79649
5203 * tree-loop-distribution.c (classify_partition): Give up on
5204 non-generic address space loads/stores.
5206 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5208 * doc/loop.texi (Loop manipulation): Remove nonexistent
5209 tree_ssa_loop_version from the documentation.
5210 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5212 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5214 PR target/79494
5215 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5216 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5217 * config/rs6000/rs6000.c: Include except.h.
5218 (rs6000_expand_split_stack_prologue): Call
5219 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5221 2017-02-21 Martin Jambor <mjambor@suse.cz>
5223 PR lto/79579
5224 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5225 have been analyzed.
5227 2017-02-21 Martin Jambor <mjambor@suse.cz>
5229 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5230 for backward compatibility only.
5231 * doc/invoke.texi (Option Summary): Remove all references to
5232 -fipa-cp-alignment.
5234 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5236 PR target/78660
5237 Revert:
5238 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5240 * lra-constraints.c (curr_insn_transform): Handle
5241 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5243 2017-02-21 Martin Liska <mliska@suse.cz>
5245 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5247 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5249 PR translation/79638
5250 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5252 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5254 PR ada/67205
5255 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5256 (arm_function_ok_for_sibcall): Return false for an indirect call by
5257 descriptor if all the argument registers are used.
5258 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5259 alignment of the function.
5261 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5263 PR tree-optimization/61441
5264 * simplify-rtx.c (simplify_const_unary_operation): For
5265 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5266 the sNaN unmodified.
5268 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5270 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5271 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5272 instead of SYSTEM_HEADER_DIR.
5274 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5275 Martin Liška <mliska@suse.cz>
5277 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5278 Fix typos and grammar, use active voice, and clarify.
5280 2017-02-20 Marek Polacek <polacek@redhat.com>
5282 PR middle-end/79537
5283 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5285 PR sanitizer/79558
5286 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5288 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5290 PR target/79568
5291 * config/i386/i386.c (ix86_expand_builtin): Handle
5292 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5293 ix86_builtins_isa[fcode].isa as a requirement of those
5294 flags and any other flag in the bitmask.
5295 (ix86_init_mmx_sse_builtins): Use 0 instead of
5296 ~OPTION_MASK_ISA_64BIT as mask.
5297 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5298 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5299 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5300 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5302 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5304 PR target/78012
5305 * lra-constraints.c (split_reg): Check requested split mode
5306 is supported by the register.
5308 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5310 * lra-constraints.c (simplify_operand_subreg): Remove early
5311 return false.
5313 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5315 PR target/78660
5316 * lra-constraints.c (curr_insn_transform): Tighten condition
5317 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5319 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5321 PR target/78660
5322 * lra-constraints.c (curr_insn_transform): Handle
5323 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5325 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5327 Revert:
5328 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5330 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5332 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5334 PR c++/69523
5335 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5336 description.
5338 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5340 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5341 for FMA_EXPR.
5343 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5345 * final.c (last_columnnum, override_columnnum): New variables.
5346 (final_start_function): Set last_columnnum, pass it to begin_prologue
5347 hook and pass 0 to dwarf2out_begin_prologue.
5348 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5349 to source_line debug hook.
5350 (notice_source_line): Compute last_columnnum and for debug_column_info
5351 return true on column changes.
5352 * debug.h (struct gcc_debug_hooks): Add column argument to
5353 source_line and begin_prologue hooks.
5354 (debug_nothing_int_charstar_int_bool): Remove prototype.
5355 (debug_nothing_int_int_charstar,
5356 debug_nothing_int_int_charstar_int_bool): New prototypes.
5357 (dwarf2out_begin_prologue): Add column argument.
5358 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5359 begin_prologue hooks.
5360 (debug_nothing_int_charstar_int_bool): Remove.
5361 (debug_nothing_int_int_charstar,
5362 debug_nothing_int_int_charstar_int_bool): New functions.
5363 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5364 through to dwarf2out_source_line.
5365 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5366 (dwarf2out_source_line): Add column argument, emit it if requested.
5367 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5368 arguments.
5369 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5370 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5371 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5372 through to dwarf2out_begin_prologue.
5373 (vmsdbgout_source_line): Add column argument, pass it through to
5374 dwarf2out_source_line.
5375 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5376 dbxout_source_line caller.
5377 (dbxout_source_line): Add column argument.
5379 * common.opt (gno-column-info, gcolumn-info): New options.
5380 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5381 (check_die): Also test for multiple DW_AT_decl_column attributes.
5382 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5383 DW_AT_decl_column if requested.
5384 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5385 if requested.
5386 (gen_variable_die): Likewise.
5387 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5388 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5390 PR target/79569
5391 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5392 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5393 (ix86_handle_option): Handle OPT_m3dnowa.
5394 * doc/invoke.texi (-m3dnowa): Document.
5395 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5396 -m3dnowa instead of -m3dnow -march=athlon.
5398 PR target/79559
5399 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5400 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5402 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5404 PR target/79261
5405 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5406 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5407 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5408 generator for vsx_xxpermdi_<mode>_be.
5409 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5410 force big-endian semantics.
5411 (vsx_xxpermdi_<mode>_be): New define_expand with same
5412 implementation as previous version of vsx_xxpermdi_<mode>.
5414 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5416 PR tree-optimization/79327
5417 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5418 variable, its initialization and use.
5420 2017-02-17 Julia Koval <julia.koval@intel.com>
5422 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5423 (OPTION_MASK_ISA_PKU_UNSET): New.
5424 (ix86_handle_option): Handle -mrdpid.
5425 * config/i386/cpuid.h (bit_RDPID): New.
5426 * config/i386/driver-i386.c (host_detect_local_cpu):
5427 Detect RDPID feature.
5428 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5429 * config/i386/i386-c.c (ix86_target_macros_internal):
5430 Handle RDPID flag.
5431 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5432 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5433 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5434 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5435 * config/i386/i386.md (define_insn "rdpid"): New.
5436 * config/i386/i386.opt Add -mrdpid.
5437 * config/i386/immintrin.h (_rdpid_u32): New.
5439 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5441 PR rtl-optimization/79541
5442 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5443 instead of transforming it into USE.
5445 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5447 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5448 If HONOR_SNANS (SFmode) force the input to a register.
5449 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5450 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5451 an frsp or similar insn.
5453 2017-02-17 Martin Liska <mliska@suse.cz>
5455 PR rtl-optimization/79577
5456 * params.def (selsched-max-sched-times): Increase minimum to 1.
5458 2017-02-17 Martin Liska <mliska@suse.cz>
5460 PR rtl-optimization/79574
5461 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5463 2017-02-17 Martin Liska <mliska@suse.cz>
5465 PR tree-optimization/79529
5466 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5467 ssa_defined_default_def_p to handle cases which are implicitly
5468 defined.
5469 * tree-ssa.c (ssa_defined_default_def_p): New function.
5470 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5471 which are implicitly defined.
5472 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5474 2017-02-17 Richard Biener <rguenther@suse.de>
5476 PR middle-end/79576
5477 * params.def (max-ssa-name-query-depth): Limit to 10.
5479 2017-02-17 Richard Biener <rguenther@suse.de>
5481 PR tree-optimization/79552
5482 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5483 default defs.
5485 2017-02-17 Richard Biener <rguenther@suse.de>
5487 PR bootstrap/79567
5488 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5490 2017-02-17 Marek Polacek <polacek@redhat.com>
5492 PR middle-end/79536
5493 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5494 (fold_negate_expr): New wrapper.
5496 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5498 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5499 Correct terminology and de-emphasize pre-standard behavior.
5501 2017-02-16 Alan Modra <amodra@gmail.com>
5503 PR rtl-optimization/79286
5504 * ira.c (def_dominates_uses): New function.
5505 (update_equiv_regs): Don't create an equivalence for insns that
5506 may trap where the register def does not dominate the use.
5508 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5510 PR rtl-optimization/78127
5511 * lra.c (lra): Call lra_eliminate before finish the loop after
5512 lra_constraint.
5514 2017-02-16 Richard Biener <rguenther@suse.de>
5516 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5517 isl/isl_val.h.
5518 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5519 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5520 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5521 (isl_val_int_from_wi): New function.
5522 (extract_affine_gmp): Rename to ...
5523 (extract_affine_wi): ... this, take a widest_int.
5524 (extract_affine_int): Just wrap extract_affine_wi.
5525 (add_param_constraints): Use isl_val_int_from_wi.
5526 (add_loop_constraints): Likewise, and extract_affine_wi.
5528 2017-02-15 Jeff Law <law@redhat.com>
5530 PR middle-end/79521
5531 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5532 ira_init_register_move_cost_if_necessary.
5534 2017-02-15 Martin Sebor <msebor@redhat.com>
5536 PR middle-end/32003
5537 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5538 removed in a prior commit.
5540 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5542 PR tree-optimization/79347
5543 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5544 counters during peeling.
5546 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5548 * Makefile.in (site.exp): Remove "set ISLVER".
5550 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5552 PR target/79487
5553 * real.c (real_from_integer): Call real_convert even for decimal.
5555 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5557 PR target/79421
5558 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5560 2017-02-14 Andrew Pinski <apinski@cavium.com>
5562 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5563 cores and change the partno/implementer to be correct.
5564 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5565 the 'B" as the implementer.
5566 * config/aarch64/aarch64-tune.md: Regenerate.
5568 2017-02-14 Carl Love <cel@us.ibm.com>
5570 * config/rs6000/rs6000.c: Add case statement entry to make the
5571 xvcvuxdsp built-in argument unsigned.
5572 * config/rs6000/vsx.md: Fix the source and return operand types so they
5573 match the instruction definitions from the ISA document. Fix typo
5574 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5575 statement.
5577 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5579 PR target/79282
5580 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5581 member early_clobber_alts.
5582 * lra-lives.c (reg_early_clobber_p): New.
5583 (process_bb_lives): Use it.
5584 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5585 (debug_operand_data): Initialize early_clobber_alts.
5586 (setup_operand_alternative): Set up early_clobber_alts.
5587 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5588 alternatives to new_insn_reg.
5589 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5590 it.
5591 (lra_update_insn_regno_info): Pass the new arg.
5593 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5595 PR middle-end/79505
5596 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5597 (new_oacc_loop_raw): Don't clear already cleared fields.
5599 PR target/79481
5600 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5601 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5602 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5604 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5606 PR target/79495
5607 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5609 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5611 PR target/79498
5612 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5613 the extra instruction to the right place to store 128-bit constant
5614 when needed.
5616 2017-02-14 Martin Sebor <msebor@redhat.com>
5618 PR middle-end/79448
5619 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5620 warning for strings of unknown length.
5622 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5624 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5626 2017-02-14 Jeff Law <law@redhat.com>
5628 PR target/79404
5629 * ira-costs.c (scan_one_insn): Initialize register move costs
5630 for pseudos seen in USE/CLOBBER insns.
5632 PR tree-optimization/79095
5633 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5634 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5635 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5636 if the operands are known to be not equal, then the resulting range
5637 is ~[0,0].
5638 (intersect_ranges): If the new range is ~[0,0] and the old range is
5639 wide, then prefer ~[0,0].
5640 * tree-vrp.c (overflow_comparison_p_1): New function.
5641 (overflow_comparison_p): New function.
5642 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5643 if NAME is used in an overflow test.
5644 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5645 overflow check that can be expressed as an equality test, then adjust
5646 ops to be that equality test.
5648 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5650 * config/s390/s390-builtin-types.def: Remove flags argument.
5651 * config/s390/s390.c (s390_init_builtins): Likewise.
5653 2017-02-14 Martin Liska <mliska@suse.cz>
5655 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5656 vector. Fix trailing white spaces.
5658 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5660 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5661 HFmode.
5663 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5665 PR rtl-optimization/68664
5666 * config/arm/arm.c (arm_sched_can_speculate_insn):
5667 New function. Declare prototype.
5668 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5670 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5672 PR rtl-optimization/68664
5673 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5674 New function.
5675 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5677 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5679 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5680 max skip bytes for function, loop and jump.
5682 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5684 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5685 ABS_EXPR for gimple dump.
5687 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5689 PR target/79462
5690 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5692 PR tree-optimization/79408
5693 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5694 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5695 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5696 also if rhs1 is INTEGER_CST.
5698 2017-02-14 Richard Biener <rguenther@suse.de>
5700 PR middle-end/79432
5701 * tree-into-ssa.c (insert_phi_nodes): When the function can
5702 have abnormal edges rewrite SSA names with broken use-def
5703 dominance out of SSA and register them for PHI insertion.
5705 2017-02-13 Martin Sebor <msebor@redhat.com>
5707 PR middle-end/79496
5708 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5709 clearing info.nowrite flag when snprintf size argument is a range.
5711 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5713 * cprop.c (cprop_jump): Add missing space in string literal.
5714 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5715 (get_constraint_for_component_ref): Likewise.
5716 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5717 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5718 * lra-constraints.c (process_alt_operands): Likewise.
5719 * ipa-inline.c (inline_small_functions): Likewise.
5720 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5721 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5722 * trans-mem.c (diagnose_tm_1_op): Likewise.
5723 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5724 (grid_parallel_clauses_gridifiable): Likewise.
5726 * config/nvptx/mkoffload.c (process): Add space in between
5727 , and %d.
5729 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5730 "MOD4_SSE_REGS" and "ALL_REGS".
5732 * spellcheck.c (test_data): Add , in between "foo" and "food".
5734 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5736 PR target/79449
5737 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5738 boundary crossing check and subsequent code generation agree.
5740 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5742 * config/aarch64/aarch64.c (has_memory_op): Delete.
5743 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5744 has_memory_op.
5746 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5748 PR rtl-optimization/79388
5749 PR rtl-optimization/79450
5750 * combine.c (distribute_notes): When removing TEM_INSN for which
5751 corresponding dest has last value recorded, invalidate that last
5752 value.
5754 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5756 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5757 of explicit '@'. Add missing assembly comment marker on branch costs
5758 printout.
5760 2017-02-13 Nathan Sidwell <nathan@acm.org>
5762 * gengtype-lex.l (<in_struct>): Add '/'.
5764 2017-02-13 Martin Liska <mliska@suse.cz>
5766 PR c/79471
5767 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5769 2017-02-13 Richard Biener <rguenther@suse.de>
5771 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5772 Remove.
5773 * configure: Re-generate.
5774 * config.in: Likewise.
5775 * graphite-dependences.c: Simplify as if
5776 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5777 * graphite-isl-ast-to-gimple.c: Likewise.
5778 * graphite-optimize-isl.c: Likewise.
5779 * graphite-poly.c: Likewise.
5780 * graphite-sese-to-poly.c: Likewise.
5781 * graphite.h: Likewise.
5782 * toplev.c: Include isl/version.h and use isl_version () for
5783 printing the ISL version.
5784 * doc/install.texi: Update ISL requirement.
5786 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5788 * doc/standards.texi (Standards): Update reference to
5789 Objective-C 2.0.
5791 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5793 * doc/extend.texi (Named Address Spaces): sourceware.org now
5794 defaults to https.
5795 * doc/install.texi (Binaries): Ditto.
5796 (Specific): Ditto.
5798 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5800 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5801 standard terminology "stringize"/"stringizing" throughout.
5802 * doc/cppinternals.texi: Likewise.
5804 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5806 * doc/extend.texi: Fix some spelling mistakes and typos.
5807 * doc/invoke.texi: Likewise.
5809 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5811 PR ipa/79224
5812 * params.def (inline-min-speedup) Change from 10 to 8.
5814 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5816 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5817 4.5.
5819 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5821 PR ipa/79224
5822 * ipa-inline-analysis.c (get_minimal_bb): New function.
5823 (record_modified): Use it.
5824 (remap_edge_change_prob): Handle also ancestor functions.
5826 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5828 * doc/contrib.texi (Contributors): Remove broken link into
5829 the Mauve CVS repository.
5831 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5833 PR middle-end/79454
5834 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5835 result computation whenever lhs doesn't have vector mode, not
5836 just when it has BLKmode.
5838 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5840 * doc/makefile.texi (profiledbootstrap): Refer to the
5841 installation instructions only in textual form.
5843 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5845 PR target/79295
5846 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5848 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5850 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5851 (Specific): Update mingw-w64 reference.
5852 (Binaries): Ditto.
5853 (Specific): Remove broken link to Renesas RX processor.
5855 2017-02-10 Richard Biener <rguenther@suse.de>
5857 * toplev.c (process_options): Do not mention obsolete graphite
5858 options when printing sorry message about missing graphite support.
5859 Mention -floop-nest-optimize.
5861 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5863 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5864 (vtst_p16): Likewise.
5865 (vtstq_p8): Likewise.
5866 (vtstq_p16): Likewise.
5867 (vtst_p64): New.
5868 (vtstq_p64): Likewise.
5869 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5870 (vset_lane_p64): New.
5871 (vsetq_lane_p64): New.
5873 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5875 PR tree-optimization/79411
5876 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5877 stmt operands are SSA_NAMEs used in abnormal phis.
5878 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5879 phis.
5881 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5883 PR ipa/70795
5884 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5885 flag if needed.
5887 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5889 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5891 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5893 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5894 to avoid warning.
5896 PR c/79413
5897 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5898 not arbitrary TREE_CONSTANT.
5900 PR c/79431
5901 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5902 "omp declare target link" attribute unless is_global_var.
5903 * omp-offload.c (find_link_var_op): Likewise.
5905 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5906 Chung-Lin Tang <cltang@codesourcery.com>
5908 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5909 OMP_CLAUSE_TILE.
5910 (gimplify_adjust_omp_clauses): Don't delete TILE.
5911 (gimplify_omp_for): Deal with TILE.
5912 * internal-fn.c (expand_GOACC_TILE): New function.
5913 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5914 (GOACC_TILE): New.
5915 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5916 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5917 element fields.
5918 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5919 avoid DIV for outermost collapse var.
5920 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5921 Remove out of date comments, fix whitespace.
5922 * omp-general.c (omp_extract_for_data): Deal with tiling.
5923 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5924 adjust OLF_DIM_BASE value.
5925 (struct omp_for_data): Add tiling field.
5926 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5927 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5928 for auto loops. Remove default auto determining, moved to
5929 oacc_loop_fixed_partitions.
5930 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5931 stmts, add e_mask field.
5932 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5933 (oacc_thread_numbers): Use oacc_dim_call.
5934 (oacc_xform_tile): New.
5935 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5936 (finish_oacc_loop): Adjust for ifns vector.
5937 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5938 add case for GOACC_TILE fns.
5939 (oacc_loop_xform_loop): Delete.
5940 (oacc_loop_process): Iterate over call list directly, and add
5941 handling for GOACC_TILE fns.
5942 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5943 dump partitioning.
5944 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5945 vector partitioning to outer loops. Assign 2 partitions to loops
5946 when available. Add TILE handling.
5947 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5948 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5949 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5950 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5951 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5953 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5955 * configure.ac (ACX_BUGURL): Update.
5956 * configure: Regenerate.
5958 2017-02-09 Richard Biener <rguenther@suse.de>
5960 PR tree-optimization/69823
5961 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5962 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5964 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5966 * config/arc/arc-c.def: Add __NPS400__ definition.
5967 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5968 (TARGET_NPS400): Define.
5970 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5972 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5973 file.
5974 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5975 pointer, arch_info.
5976 (arc_cpu_types): Fill the arch_info field with a pointer into the
5977 arc_arch_types table.
5978 (arc_selected_cpu): Declare.
5979 * config/arc/arc.c (arc_selected_cpu): Make global.
5980 (arc_selected_arch): Delete.
5981 (arc_base_cpu): Delete.
5982 (arc_override_options): Remove references to deleted variables,
5983 update access to arch information.
5984 (ARC_OPT): Update access to arch information.
5985 (ARC_OPTX): Likewise.
5986 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5987 (TARGET_ARC600): Update access to arch information.
5988 (TARGET_ARC601): Likewise.
5989 (TARGET_ARC700): Likewise.
5990 (TARGET_EM): Likewise.
5991 (TARGET_HS): Likewise.
5992 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5993 information.
5995 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5997 PR target/78604
5998 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5999 condition/operands for integer GE/LE/GEU/LEU operations.
6001 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6003 PR translation/79397
6004 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6005 of AltiVec.
6007 2017-02-08 Martin Jambor <mjambor@suse.cz>
6009 PR ipa/79375
6010 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6011 whether allocation happened.
6012 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6013 nothing was allocated.
6015 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/79408
6018 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6019 constant, but SSA_NAME with a known integer range, use the minimum
6020 of that range instead of op1 to determine if modulo can be replaced
6021 with its first operand.
6023 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6025 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6027 2017-02-08 Richard Biener <rguenther@suse.de>
6029 PR tree-optimization/71824
6030 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6031 Check all loops contained in the merged region.
6033 2017-02-07 Andrew Pinski <apinski@cavium.com>
6035 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6037 2017-02-07 Andrew Pinski <apinski@cavium.com>
6039 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6040 (thunderxt88): Likewise.
6041 (thunderxt81): Disable LSE and change v8.1 to v8.
6042 (thunderxt83): Likewise.
6044 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6045 Richard Biener <rguenther@suse.de>
6047 PR middle-end/79399
6048 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6049 type from int to size_t.
6050 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6052 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6054 PR rtl-optimization/79386
6055 * cprop.c (bypass_conditional_jumps): Initialize
6056 bypass_last_basic_block already before splitting bbs after
6057 unconditional traps...
6058 (bypass_conditional_jumps): ... rather than here.
6060 PR target/79299
6061 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6062 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6063 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6064 fix -masm=intel patterns.
6066 2017-02-07 Richard Biener <rguenther@suse.de>
6068 PR tree-optimization/79256
6069 PR middle-end/79278
6070 * builtins.c (get_object_alignment_2): Use min_align_of_type
6071 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6072 and ADJUST_FIELD_ALIGN.
6074 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6075 type parameter.
6076 * doc/tm.texi: Regenerate.
6077 * stor-layout.c (layout_decl): Adjust.
6078 (update_alignment_for_field): Likewise.
6079 (place_field): Likewise.
6080 (min_align_of_type): Likewise.
6081 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6082 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6083 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6084 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6085 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6086 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6087 * config/i386/i386.c (x86_field_alignment): Likewise.
6088 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6089 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6090 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6091 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6092 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6093 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6094 Likewise.
6096 Revert
6097 2017-01-30 Richard Biener <rguenther@suse.de>
6099 PR tree-optimization/79256
6100 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6101 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6102 alignment on TYPE.
6104 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6106 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6107 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6108 builtins to SImode and emit a zero-extend, if necessary.
6110 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6112 * docs/invoke.texi (RISC-V Options): Alphabetize.
6114 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6116 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6117 options.
6119 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6121 * config/riscv/riscv.c: New file.
6122 * gcc/common/config/riscv/riscv-common.c: Likewise.
6123 * config.gcc: Likewise.
6124 * config/riscv/constraints.md: Likewise.
6125 * config/riscv/elf.h: Likewise.
6126 * config/riscv/generic.md: Likewise.
6127 * config/riscv/linux.h: Likewise.
6128 * config/riscv/multilib-generator: Likewise.
6129 * config/riscv/peephole.md: Likewise.
6130 * config/riscv/pic.md: Likewise.
6131 * config/riscv/predicates.md: Likewise.
6132 * config/riscv/riscv-builtins.c: Likewise.
6133 * config/riscv/riscv-c.c: Likewise.
6134 * config/riscv/riscv-ftypes.def: Likewise.
6135 * config/riscv/riscv-modes.def: Likewise.
6136 * config/riscv/riscv-opts.h: Likewise.
6137 * config/riscv/riscv-protos.h: Likewise.
6138 * config/riscv/riscv.h: Likewise.
6139 * config/riscv/riscv.md: Likewise.
6140 * config/riscv/riscv.opt: Likewise.
6141 * config/riscv/sync.md: Likewise.
6142 * config/riscv/t-elf-multilib: Likewise.
6143 * config/riscv/t-linux: Likewise.
6144 * config/riscv/t-linux-multilib: Likewise.
6145 * config/riscv/t-riscv: Likewise.
6146 * configure.ac: Likewise.
6147 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6148 Waterman as RISC-V maintainers.
6149 * doc/install.texi: Add RISC-V entries.
6150 * doc/invoke.texi: Add RISC-V options section.
6151 * doc/md.texi: Add RISC-V constraints section.
6152 * configure: Regenerated.
6154 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6156 PR target/66144
6157 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6158 false values to be constant vectors with all 0 or all 1 bits set.
6159 (vcondu<mode><mode>): Likewise.
6160 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6161 predicate.
6162 (fpmask_comparison_operator): Update comment.
6163 (vecint_comparison_operator): New predicate.
6164 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6165 vector conditionals when the true and false values are constant
6166 vectors with all 0 bits or all 1 bits set.
6168 2017-02-06 Martin Sebor <msebor@redhat.com>
6170 PR tree-optimization/79376
6171 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6173 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6176 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6177 to simplify split condition.
6179 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6181 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6182 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6183 false.
6185 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6187 PR rtl-optimization/68664
6188 * target.def (can_speculate_insn): New hook.
6189 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6190 * doc/tm.texi: Regenerate.
6191 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6192 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6193 (rs6000_sched_can_speculate_insn): New function.
6195 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6197 PR tree-optimization/79284
6198 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6199 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6200 vectorizable_mask_load_store, vectorizable_operation,
6201 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6202 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6203 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6204 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6205 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6206 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6207 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6208 is_gimple_assign (stmt). Replace another such test with
6209 is_gimple_assign (stmt).
6211 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6213 PR target/78883
6214 * config/avr/avr.c (rtl-iter.h): Include it.
6215 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6216 (avr_legitimate_combined_insn): ...and implementation.
6218 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6220 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6221 * config/s390/s390.c (s390_const_operand_ok)
6222 (s390_canonicalize_comparison, s390_extract_part)
6223 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6224 (s390_contiguous_bitmask_p, s390_rtx_costs)
6225 (legitimize_pic_address): Likewise.
6226 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6227 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6228 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6229 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6230 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6232 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6234 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6235 REGNO($0) == REGNO($1).
6237 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6239 * config/s390/linux.h(SIZE_TYPE): Add comment.
6241 2017-02-06 Julian Brown <julian@codesourcery.com>
6242 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6243 Virendra Pathak <virendra.pathak@broadcom.com>
6245 * config/aarch64/aarch64-cores.def: Change the scheduler
6246 to Thunderx2t99.
6247 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6248 * config/aarch64/thunderx2t99.md: New file.
6250 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6252 * doc/standards.texi (Go Language): Update link to language
6253 standard.
6255 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6257 * tree-eh.c (lower_resx): Sanitize profile.
6258 (cleanup_empty_eh_move_lp): Likewise.
6260 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6262 PR tree-ssa/79347
6263 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6264 ELSE_PROB.
6265 * cfgloopmanip.h (loop_version): Update prototype.
6266 * modulo-sched.c (sms_schedule): Update call of loop_version.
6267 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6268 * tree-parloops.c (gen_parallel_loop): Likewise.
6269 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6270 * tree-ssa-loop-split.c (split_loop): Likewise.
6271 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6272 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6274 2017-02-05 Martin Liska <mliska@suse.cz>
6276 PR bootstrap/78985
6277 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6278 variable to NULL.
6279 (print_operand_address): Initialize a struct to zero.
6281 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6283 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6284 garbage collector only in textual form.
6286 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6288 * doc/extend.texi (x86 specific memory model extensions for
6289 transactional memory): Simplify a phrase.
6291 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6293 PR target/79353
6294 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6295 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6296 (atomic_storedi_1): Likewise.
6298 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6300 PR tree-optimization/79338
6301 * tree-parloops.c (gather_scalar_reductions): Don't call
6302 vect_analyze_loop_form for loop->inner before destroying loop's
6303 loop_vinfo.
6305 2017-02-03 Martin Sebor <msebor@redhat.com>
6307 PR tree-optimization/79327
6308 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6309 when precision has resulted in leading zeros.
6310 (format_integer): Adjust the likely counter to assume an unknown
6311 argument that may be zero is non-zero.
6313 2017-02-03 Jason Merrill <jason@redhat.com>
6315 PR c++/78689
6316 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6317 avoid copying non-taken branch.
6319 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6321 PR tree-optimization/79340
6322 * tree-vect-loop.c (vectorizable_reduction): Release
6323 vec_defs elements after safe_splicing them into other vectors.
6324 Formatting fixes.
6326 PR tree-optimization/79327
6327 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6328 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6329 dirtype.
6330 (format_integer): Use wide_int_to_tree instead of build_int_cst
6331 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6332 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6333 of shortest and longest sequence.
6335 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6337 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6338 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6340 2017-02-03 Walter Lee <walt@tilera.com>
6342 PR target/78862
6343 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6344 after initial stackframe link reg save.
6345 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6347 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6349 PR target/79354
6350 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6351 wu for stxssp alternative.
6353 2017-02-03 Martin Sebor <msebor@redhat.com>
6355 PR tree-optimization/79352
6356 * gimple-fold.c (get_range_strlen): Add argument.
6357 (get_range_strlen): Change return type to bool.
6358 (get_maxval_strlen): Pass in a dummy argument.
6359 * gimple-fold.h (get_range_strlen): Change return type to bool.
6360 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6361 * tree.h (array_at_struct_end_p): Add argument.
6362 * tree.c (array_at_struct_end_p): Handle it.
6364 2017-02-03 Martin Liska <mliska@suse.cz>
6366 PR lto/66295
6367 * multiple_target.c (create_dispatcher_calls): Redirect edge
6368 from a caller of a dispatcher.
6369 (expand_target_clones): Make the clones local.
6370 (ipa_target_clone): Do both target clones and resolvers.
6371 (ipa_dispatcher_calls): Remove the pass.
6372 (pass_dispatcher_calls::gate): Likewise.
6373 (make_pass_dispatcher_calls): Likewise.
6374 * passes.def (pass_target_clone): Put as very first IPA early
6375 pass.
6377 2017-02-03 Martin Liska <mliska@suse.cz>
6379 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6380 in case of a function with ifunc attribute.
6382 2017-02-03 Martin Liska <mliska@suse.cz>
6384 * cgraph.c (cgraph_node::dump): Dump function version info.
6385 * symtab.c (symtab_node::dump_base): Add missing new line.
6387 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6389 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6390 (ifcombine_ifandif): Use it.
6392 2017-02-03 Martin Liska <mliska@suse.cz>
6394 * doc/invoke.texi: Document default value for
6395 use-after-scope-direct-emission-threshold.
6397 2017-02-03 Martin Liska <mliska@suse.cz>
6399 PR tree-optimization/79339
6400 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6401 (format_floating): Likewise.
6403 2017-02-03 Martin Liska <mliska@suse.cz>
6405 PR ipa/79337
6406 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6407 implementation.
6408 (ipa_node_params_t::remove): Likewise.
6409 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6410 initialization from removed ipa_node_params_t::insert.
6411 (ipa_node_params::~ipa_node_params): Move from removed
6412 ipa_node_params_t::release.
6413 * symbol-summary.h (symbol_summary::m_released): New member.
6414 Do not release a summary twice. Do not allow to call finalizer
6415 for types of a summary that live in GGC memory.
6417 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6419 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6420 cmp_branch fusion.
6422 2017-02-02 Martin Sebor <msebor@redhat.com>
6424 PR middle-end/79275
6425 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6426 (format_string): Tighten up the range of output for non-constant
6427 strings and correct the expected range for wide non-constant strings.
6429 2017-02-02 Martin Sebor <msebor@redhat.com>
6431 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6433 PR middle-end/32003
6434 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6435 index.
6436 (-fdump-tree-@var): Add to index and document how to come up
6437 with pass-specific option and dump file names.
6438 (-fdump-passes): Clarify where to look for output.
6440 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6442 PR middle-end/77445
6443 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6444 statistics of the analyzed path; allow threading for speed when
6445 any of BBs along the path are optimized for speed.
6447 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6449 PR middle-end/78468
6450 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6451 settings of the virtual registers.
6453 Revert again
6454 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6456 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6457 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6458 needed.
6460 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6462 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6463 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6465 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6467 * config/s390/s390.md: Add missing comments with the expanded
6468 mnemonics.
6469 * config/s390/vector.md: Likewise.
6470 * config/s390/vx-builtins.md: Likewise.
6472 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6474 PR target/79197
6475 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6476 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6477 conditions on a single line.
6479 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6481 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6482 __S390_VX__ to __VX__.
6484 2017-02-01 Andrew Pinski <apinski@cavium.com>
6486 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6487 stmt_info to record_stmt_cost.
6488 (vect_get_known_peeling_cost): Pass stmt_info if known to
6489 record_stmt_cost.
6490 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6491 cpu_vector_cost field into
6492 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6493 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6494 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6495 splitting of scalar_stmt_cost and vec_stmt_cost.
6496 (thunderx_vector_cost): Likewise.
6497 (cortexa57_vector_cost): LIkewise.
6498 (exynosm1_vector_cost): Likewise.
6499 (xgene1_vector_cost): Likewise.
6500 (thunderx2t99_vector_cost): Improve after the splitting of the two
6501 fields.
6502 (aarch64_builtin_vectorization_cost): Update for the splitting of
6503 scalar_stmt_cost and vec_stmt_cost.
6505 2017-02-01 Torvald Riegel <triegel@redhat.com>
6506 Richard Henderson <rth@redhat.com>
6508 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6509 conditional on existance of a fast atomic load.
6510 * optabs-query.c (can_atomic_load_p): New function.
6511 * optabs-query.h (can_atomic_load_p): Declare it.
6512 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6513 no fast atomic load is available for the particular size of access.
6514 (expand_atomic_compare_and_swap): Likewise.
6515 (expand_atomic_load): Likewise.
6516 (expand_atomic_store): Likewise.
6517 (expand_atomic_fetch_op): Likewise.
6518 * testsuite/lib/target-supports.exp
6519 (check_effective_target_sync_int_128): Remove x86 because it provides
6520 no fast atomic load.
6521 (check_effective_target_sync_int_128_runtime): Likewise.
6523 2017-02-01 Richard Biener <rguenther@suse.de>
6525 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6526 (graphite_transform_loops): Provide opt-info for optimized nests.
6527 * tree-parloop.c (parallelize_loops): Provide opt-info for
6528 parallelized loops.
6530 2017-02-01 Richard Biener <rguenther@suse.de>
6532 PR middle-end/79315
6533 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6534 was not set before.
6536 2017-02-01 Richard Biener <rguenther@suse.de>
6538 PR tree-optimization/71824
6539 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6540 Verify the loops are valid in the merged SESE region.
6541 (scop_detection::can_represent_loop_1): Check analyzing the
6542 evolution of the number of iterations in the region succeeds.
6544 2017-01-31 Ian Lance Taylor <iant@golang.org>
6546 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6547 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6549 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6551 PR preprocessor/79210
6552 * input.c (get_substring_ranges_for_loc): Replace line_width
6553 assertion with error-handling.
6555 2017-01-31 Richard Biener <rguenther@suse.de>
6557 PR tree-optimization/77318
6558 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6559 (create_pw_aff_from_tree): Take loop parameter.
6560 (add_condition_to_pbb): Pass loop of the condition to
6561 create_pw_aff_from_tree.
6563 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6565 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6566 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6568 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6570 PR target/78597
6571 PR target/79038
6572 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6573 no longer used.
6574 (convert_int_to_float128): Likewise.
6575 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6576 (convert_int_to_float128): Likewise.
6577 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6578 (UNSPEC_IEEE128_CONVERT): Likewise.
6579 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6580 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6581 Use local variables for IBM extended format.
6582 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6583 (fix_trunc<mode>si2_fprs): Likewise.
6584 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6585 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6586 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6587 to know that we can now have integers of all sizes in vector
6588 registers.
6589 (fix<uns>_<mode>di2_hw): Likewise.
6590 (float<uns>_<mode>si2_hw): Likewise.
6591 (fix_<mode>si2_hw): Likewise.
6592 (fixuns_<mode>si2_hw): Likewise.
6593 (float<uns>_<mode>di2_hw): Likewise.
6594 (float_<mode>di2_hw): Likewise.
6595 (float_<mode>si2_hw): Likewise.
6596 (floatuns_<mode>di2_hw): Likewise.
6597 (floatuns_<mode>si2_hw): Likewise.
6598 (xscvqp<su>wz_<mode>): Delete, no longer used.
6599 (xscvqp<su>dz_<mode>): Likewise.
6600 (xscv<su>dqp_<mode>): Likewise.
6601 (ieee128_mfvsrd_64bit): Likewise.
6602 (ieee128_mfvsrd_32bit): Likewise.
6603 (ieee128_mfvsrwz): Likewise.
6604 (ieee128_mtvsrw): Likewise.
6605 (ieee128_mtvsrd_64bit): Likewise.
6606 (ieee128_mtvsrd_32bit): Likewise.
6608 2017-01-31 Martin Liska <mliska@suse.cz>
6610 PR ipa/79285
6611 * ipa-prop.c (ipa_free_all_node_params): Call release method
6612 instead of ~sumbol_summary to not to trigger double times
6613 dtor of hash_map.
6615 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6617 PR tree-optimization/71691
6618 * bitmap.h (class auto_bitmap): New.
6619 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6620 is_maybe_undefined instead of ssa_undefined_value_p.
6622 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6624 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6625 __S390_ARCH_LEVEL__ to __ARCH__.
6627 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6629 PR tree-optimization/79267
6630 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6631 if should_remove_lhs_p is true.
6633 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6635 PR debug/63238
6636 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6637 (add_alignment_attribute): New.
6638 (base_type_die): Add alignment attribute.
6639 (subrange_type_die): Likewise.
6640 (modified_type_die): Likewise.
6641 (gen_array_type_die): Likewise.
6642 (gen_descr_array_type_die: Likewise.
6643 (gen_enumeration_type_die): Likewise.
6644 (gen_subprogram_die): Likewise.
6645 (gen_variable_die): Likewise.
6646 (gen_field_die): Likewise.
6647 (gen_ptr_to_mbr_type_die): Likewise.
6648 (gen_struct_or_union_type_die): Likewise.
6649 (gen_subroutine_type_die): Likewise.
6650 (gen_typedef_die): Likewise.
6651 (base_type_cmp): Compare alignment attribute.
6653 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6655 PR target/79170
6656 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6657 (setb_unsigned) New pattern for setb with CCUNS.
6658 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6659 subfc./subfe sequence to avoid overflow problems. Generate a
6660 shorter sequence with cmpld/setb for power9.
6661 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6662 for generating subfc. instruction.
6663 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6664 now uses this instruction.
6666 2017-01-30 Ian Lance Taylor <iant@google.com>
6668 PR debug/79289
6669 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6670 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6672 2017-01-30 Martin Sebor <msebor@redhat.com>
6674 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6675 Move constant to the right of a relational operator.
6676 (get_mpfr_format_length, format_character, format_string): Ditto.
6677 (should_warn_p, maybe_warn): Same.
6679 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6681 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6683 PR lto/79061
6684 * asan.c (get_translation_unit_decl): Remove function.
6685 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6687 2017-01-30 Martin Liska <mliska@suse.cz>
6689 PR gcov-profile/79259
6690 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6691 -fprofile-generate.
6693 2017-01-30 Martin Liska <mliska@suse.cz>
6695 PR bootstrap/78985
6696 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6697 Initialize variables with NULL value.
6699 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6701 PR target/79260
6702 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6703 tm_p_file.
6704 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6706 2017-01-30 Richard Biener <rguenther@suse.de>
6708 PR tree-optimization/79276
6709 * tree-vrp.c (process_assert_insertions): Properly adjust common
6710 when removing a duplicate.
6712 * gcc.dg/torture/pr79276.c: New testcase.
6714 2017-01-30 Richard Biener <rguenther@suse.de>
6716 PR tree-optimization/79256
6717 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6718 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6719 alignment on TYPE.
6720 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6722 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6724 PR target/79240
6725 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6726 ("*r<noxa>sbg_<mode>_sll_bitmask")
6727 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6728 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6729 Use contiguous_bitmask_nowrap_operand.
6731 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6733 PR target/79268
6734 * config/rs6000/altivec.h (vec_xl): Revise #define.
6735 (vec_xst): Likewise.
6737 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6739 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6741 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6743 PR rtl-optimization/79194
6744 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6745 traps before call to bypass_conditional_jumps.
6747 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6749 PR tree-optimization/71374
6750 * lra-constraints.c (check_conflict_input_operands): New.
6751 (match_reload): Use it.
6753 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6755 PR target/79131
6756 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6757 account to calculate conflict_set.
6759 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6761 PR rtl-optimization/78559
6762 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6763 other_insn in combine.
6765 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6767 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6768 uint16_type_node for BT_UINT16.
6770 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6772 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6773 "RTL Tests" to menu.
6774 (GIMPLE Tests): New node.
6775 (RTL Tests): New node.
6777 2017-01-27 Richard Biener <rguenther@suse.de>
6779 PR tree-optimization/79245
6780 * tree-loop-distribution.c (distribute_loop): Apply cost
6781 modeling also to detected patterns.
6783 2017-01-27 Richard Biener <rguenther@suse.de>
6785 PR tree-optimization/71433
6786 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6787 (compare_assert_loc): New function.
6788 (process_assert_insertions): Sort and optimize assert locations
6789 to remove duplicates and push down identical assertions on
6790 edges to their destination block.
6792 2017-01-27 Richard Biener <rguenther@suse.de>
6794 PR tree-optimization/79244
6795 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6796 out SSA names even if abnormal.
6798 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6800 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6801 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6802 instead of MPFR_RNDN.
6804 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6806 PR target/79239
6807 * arm.c (arm_option_override): Don't call build_target_option_node
6808 until after doing all option overrides.
6809 (arm_valid_target_attribute_tree): Likewise.
6811 2017-01-27 Martin Liska <mliska@suse.cz>
6813 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6814 for {cd}tors and C++ {cd}tors.
6816 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6818 * config/s390/s390.md ("*setmem_long_and")
6819 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6821 2017-01-26 Martin Sebor <msebor@redhat.com>
6823 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6824 of precision.
6826 2017-01-26 Martin Sebor <msebor@redhat.com>
6828 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6829 HAVE_DFmode before using XFmode or DFmode.
6830 (parse_directive): Avoid using the z length modifier to avoid
6831 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6833 PR middle-end/78703
6834 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6835 to accept adjustment as an array.
6836 (get_int_range): New function.
6837 (struct directive): Make width and prec arrays.
6838 (directive::set_width, directive::set_precision): Call get_int_range.
6839 (format_integer, format_floating): Handle width and precision ranges.
6840 (format_string, parse_directive): Same.
6842 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6844 PR debug/79129
6845 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6846 comdat_type_p set, just clone them, but keep the children in the
6847 original DIE.
6849 PR debug/78835
6850 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6851 which have direct callers with -fvar-tracking-assignments enabled
6852 in the current TU.
6853 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6854 inside of type units.
6856 2017-01-26 Martin Sebor <msebor@redhat.com>
6858 PR middle-end/78703
6859 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6860 unlikely counters.
6861 (struct format_result): Replace number_chars, number_chars_min,
6862 and number_chars_max with a single member of struct result_range.
6863 Remove bounded.
6864 (format_result::operator+=): Adjust.
6865 (struct fmtresult): Remove bounded. Handle likely and unlikely
6866 counters.
6867 (fmtresult::adjust_for_width_or_precision): New function.
6868 (fmtresult:type_max_digits): New function.
6869 (bytes_remaining): Handle likely and unlikely counters.
6870 (min_bytes_remaining): Remove.
6871 (format_percent): Simplify.
6872 (format_integer, format_floating): Set likely and unlikely counters.
6873 (get_string_length, format_character, format_string): Same.
6874 (format_plain, should_warn_p): New function.
6875 (maybe_warn): Call should_warn_p. Update diagnostic messages
6876 and handle those for all directives, including plain strings.
6877 (format_directive): Handle likely and unlikely counters.
6878 Remove unnecessary quoting from diagnostics. Add an informational
6879 note.
6880 (add_bytes): Remove.
6881 (pass_sprintf_length::compute_format_length): Simplify.
6882 (try_substitute_return_value): Handle likely and unlikely counters.
6884 2017-01-26 Carl Love <cel@us.ibm.com>
6886 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6887 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6889 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6891 PR target/79131
6892 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6893 endianess for subregs into account.
6894 * lra-constraints.c (lra_constraints): Do risky transformations
6895 always on the first iteration.
6896 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6897 last_call_used_reg_set.
6898 (process_bb_lives): Define and use last_call_used_reg_set.
6899 * lra.c (lra): Always continue after lra_constraints on the first
6900 iteration.
6902 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6904 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6905 constant.
6906 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6908 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6910 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6911 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6912 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6913 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6914 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6915 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6916 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6917 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6918 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6920 2017-01-26 Marek Polacek <polacek@redhat.com>
6922 PR c/79199
6923 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6924 for the third operand.
6926 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6928 PR middle-end/79236
6929 * omp-low.c (struct omp_context): Add simt_stmt field.
6930 (scan_omp_for): Return omp_context *.
6931 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6932 context to the _simt_ SIMD stmt.
6933 (lower_omp_for): For combined SIMD with sibling _simt_
6934 SIMD, make sure to use the same decls in _looptemp_
6935 clauses as in the sibling.
6937 2017-01-26 David Sherwood <david.sherwood@arm.com>
6939 PR middle-end/79212
6940 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6941 all contexts.
6943 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6945 PR target/70465
6946 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6947 emit fld b; fld a; if possible.
6949 * brig-builtins.def: Update copyright years.
6950 * config/arm/arm_acle_builtins.def: Update copyright years.
6952 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6954 PR target/79179
6955 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6956 constraint instead of o for the stxsd instruction.
6958 2017-01-25 Carl Love <cel@us.ibm.com>
6960 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6961 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6963 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6965 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6967 2017-01-25 Richard Biener <rguenther@suse.de>
6969 PR tree-optimization/69264
6970 * target.def (vector_alignment_reachable): Improve documentation.
6971 * doc/tm.texi: Regenerate.
6972 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6973 and add a comment.
6974 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6975 earlier changes with respect to TYPE_USER_ALIGN.
6976 (vector_alignment_reachable_p): Likewise. Improve dumping.
6978 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6980 PR target/79145
6981 * config/arm/arm.md (xordi3): Force constant operand into a register
6982 for TARGET_IWMMXT.
6984 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6986 * doc/invoke.texi (-fstore-merging): Correct default optimization
6987 levels at which it is enabled.
6988 (-O): Move -fstore-merging from list to...
6989 (-O2): ... Here.
6991 2017-01-25 Richard Biener <rguenther@suse.de>
6993 PR debug/78363
6994 * omp-expand.c: Include debug.h.
6995 (expand_omp_taskreg): Make sure to generate early debug before
6996 outlining anything from a function.
6997 (expand_omp_target): Likewise.
6998 (grid_expand_target_grid_body): Likewise.
7000 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7002 PR lto/79061
7003 * asan.c (get_translation_unit_decl): New function.
7004 (asan_add_global): Extract modules file name from globals
7005 TRANSLATION_UNIT_DECL name.
7007 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7009 PR target/77439
7010 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7011 for long calls with APCS frame and VFP.
7013 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7015 * cfg.c (original_copy_tables_initialized_p): New function.
7016 * cfg.h (original_copy_tables_initialized_p): New decl.
7017 * cfgrtl.c (relink_block_chain): Guard the call to
7018 free_original_copy_tables with a call to
7019 original_copy_tables_initialized_p.
7020 * cgraph.h (symtab_node::native_rtl_p): New decl.
7021 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7022 (symtab_node::needed_p): Don't assert for early assembly output
7023 for __RTL functions.
7024 (cgraph_node::finalize_function): Set "force_output" for __RTL
7025 functions.
7026 (cgraph_node::analyze): Bail out early for __RTL functions.
7027 (analyze_functions): Update assertion to support __RTL functions.
7028 (cgraph_node::expand): Bail out early for __RTL functions.
7029 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7030 __RTL functions.
7031 * function.h (struct function): Update comment for field
7032 "pass_startwith".
7033 * gimple-expr.c: Include "tree-pass.h".
7034 (gimple_has_body_p): Return false for __RTL functions.
7035 * Makefile.in (OBJS): Add run-rtl-passes.o.
7036 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7037 accessor.
7038 (gcc::pass_manager::get_clean_slate): New accessor.
7039 * passes.c: Include "insn-addr.h".
7040 (should_skip_pass_p): Add logging. Update logic for running
7041 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7042 property-provider override so it is only done for gimple passes.
7043 Don't skip dfinit.
7044 (skip_pass): New function.
7045 (execute_one_pass): Call skip_pass when skipping passes.
7046 * read-md.c (md_reader::read_char): Support filtering
7047 the input to a subset of line numbers.
7048 (md_reader::md_reader): Initialize fields
7049 m_first_line and m_last_line.
7050 (md_reader::read_file_fragment): New function.
7051 * read-md.h (md_reader::read_file_fragment): New decl.
7052 (md_reader::m_first_line): New field.
7053 (md_reader::m_last_line): New field.
7054 * read-rtl-function.c (function_reader::create_function): Only
7055 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7056 curr_properties. Set DECL_INITIAL to a dummy block.
7057 (read_rtl_function_body_from_file_range): New function.
7058 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7059 New decl.
7060 * run-rtl-passes.c: New file.
7061 * run-rtl-passes.h: New file.
7063 2017-01-24 Jeff Law <law@redhat.com>
7065 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7066 buffer size.
7068 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7070 PR tree-optimization/79159
7071 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7072 (record_nonwrapping_iv): Improve boundary using above function if no
7073 value range information.
7075 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7076 Martin Jambor <mjambor@suse.cz>
7078 * brig-builtins.def: New file.
7079 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7080 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7081 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7082 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7083 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7084 * builtin-types.def (BT_INT8): New.
7085 (BT_INT16): Likewise.
7086 (BT_UINT8): Likewise.
7087 (BT_UINT16): Likewise.
7088 (BT_FN_ULONG): Likewise.
7089 (BT_FN_UINT_INT): Likewise.
7090 (BT_FN_UINT_ULONG): Likewise.
7091 (BT_FN_UINT_LONG): Likewise.
7092 (BT_FN_UINT_PTR): Likewise.
7093 (BT_FN_ULONG_PTR): Likewise.
7094 (BT_FN_INT8_FLOAT): Likewise.
7095 (BT_FN_INT16_FLOAT): Likewise.
7096 (BT_FN_UINT32_FLOAT): Likewise.
7097 (BT_FN_UINT16_FLOAT): Likewise.
7098 (BT_FN_UINT8_FLOAT): Likewise.
7099 (BT_FN_UINT64_FLOAT): Likewise.
7100 (BT_FN_UINT16_UINT32): Likewise.
7101 (BT_FN_UINT32_UINT16): Likewise.
7102 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7103 (BT_FN_INT_PTR_INT): Likewise.
7104 (BT_FN_UINT_PTR_UINT): Likewise.
7105 (BT_FN_LONG_PTR_LONG): Likewise.
7106 (BT_FN_ULONG_PTR_ULONG): Likewise.
7107 (BT_FN_VOID_UINT64_UINT64): Likewise.
7108 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7109 (BT_FN_INT8_INT8_INT8): Likewise.
7110 (BT_FN_INT16_INT16_INT16): Likewise.
7111 (BT_FN_INT_INT_INT): Likewise.
7112 (BT_FN_UINT_FLOAT_UINT): Likewise.
7113 (BT_FN_FLOAT_UINT_UINT): Likewise.
7114 (BT_FN_ULONG_UINT_UINT): Likewise.
7115 (BT_FN_ULONG_UINT_PTR): Likewise.
7116 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7117 (BT_FN_UINT_UINT_UINT): Likewise.
7118 (BT_FN_VOID_UINT_PTR): Likewise.
7119 (BT_FN_UINT_UINT_PTR: Likewise.
7120 (BT_FN_UINT32_UINT64_PTR): Likewise.
7121 (BT_FN_INT_INT_UINT_UINT): Likewise.
7122 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7123 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7124 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7125 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7126 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7127 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7128 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7129 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7130 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7131 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7132 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7133 * doc/frontends.texi: List BRIG FE.
7134 * doc/install.texi (Testing): Add BRIG tesring requirements.
7135 * doc/invoke.texi (Overall Options): Mention BRIG.
7136 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7138 2017-01-24 Richard Biener <rguenther@suse.de>
7140 PR translation/79208
7141 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7143 2017-01-24 Martin Jambor <mjambor@suse.cz>
7145 PR bootstrap/79198
7146 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7147 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7148 and known_contexts.
7150 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7152 PR middle-end/79123
7153 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7154 casts from signed to unsigned really don't have a range.
7156 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7158 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7159 GMP_RNDx for compatiblity.
7161 2017-01-24 Martin Liska <mliska@suse.cz>
7163 PR bootstrap/79132
7164 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7165 that would prevent us to call alloca with -1 as argument.
7167 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7169 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7170 Avoid -Wformat-security warning.
7172 2017-01-23 Andrew Pinski <apinski@cavium.com>
7174 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7175 cost table.
7177 2017-01-23 Martin Sebor <msebor@redhat.com>
7179 PR middle-end/78703
7180 * gimple-ssa-sprintf.c (warn_level): New global.
7181 (format_integer): Use it here and throughout the rest of the file.
7182 Use the same switch to compute sign as base.
7183 (maybe_warn): New function.
7184 (format_directive): Factor out warnings into maybe_warn.
7185 Add debugging output. Use warn_level.
7186 (add_bytes): Use warn_level.
7187 (pass_sprintf_length::compute_format_length): Add debugging output.
7188 (try_substitute_return_value): Same.
7189 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7191 PR middle-end/78703
7192 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7193 (struct fmtresult, format_integer, format_floating): Adjust.
7194 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7195 (get_string_length, format_string,format_directive): Same.
7196 (pass_sprintf_length::compute_format_length): Same.
7197 (try_substitute_return_value): Simplify slightly.
7199 PR middle-end/78703
7200 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7201 (fmtresult::operator+=): Outlined.
7202 (struct fmtresult): Add ctors.
7203 (struct conversion_spec): Rename...
7204 (struct directive): ...to this. Add and remove data members.
7205 (directive::set_width, directive::set_precision): New functions.
7206 (format_percent): Use fmtresult ctor.
7207 (get_width_and_precision): Remove.
7208 (format_integer): Make naming changes. Avoid computing width and
7209 precision.
7210 (format_floating): Same. Adjust indentation.
7211 (format_character, format_none): New functions.
7212 (format_string): Moved character handling to format_character.
7213 (format_directive): Remove arguments, change return type.
7214 (parse_directive): New function.
7215 (pass_sprintf_length::compute_format_length): Move directive
7216 parsing to parse_directive.
7218 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7220 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7221 (assign_assembler_name_if_needed): ... this.
7222 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7223 (assign_assembler_name_if_needed): ... this.
7224 (free_lang_data_in_cgraph): Adjust callers.
7225 * cgraphunit.c (cgraph_node::analyze): Likewise.
7226 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7227 Likewise.
7229 2017-01-23 Richard Biener <rguenther@suse.de>
7231 PR tree-optimization/79088
7232 PR tree-optimization/79188
7233 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7234 resetting loop bounds after last path deletion. Reset loop
7235 bounds of the target loop, make code match the comments.
7236 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7237 Make sure loops need no fixups.
7239 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7241 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7242 exponent support with double type for first argument.
7243 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7244 type returned by __builtin_vec_extract_sig,
7245 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7246 functions from "vector int" to "vector unsigned int" or from
7247 "vector long long int" to "vector unsigned long long int".
7248 Changed type returned by __builtin_vec_extract_exp,
7249 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7250 functions from "vector int" to "vector unsigned int" or from
7251 "vector long long int" to "vector unsigned long long int".
7252 Changed return type of __builtin_vec_test_data_class,
7253 __builtin_vec_test_data_class_sp, and
7254 __builtin_vec_test_data_class_dp from "vector int" to
7255 "vector bool int" or from "vector long long int" to "vector bool
7256 long long int" and changed second argument type from "unsigned
7257 int" to "int". Added new overloaded function forms "vector float
7258 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7259 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7260 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7261 double, vector unsigned long long int)" and "vector double
7262 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7263 long int)". Changed return type of
7264 __builtin_scalar_test_data_class and
7265 __builtin_scalar_test_data_class_sp and
7266 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7267 int" and changed second argument from "unsigned int" to "int".
7268 Changed type returned by __builtin_scalar_test_neg,
7269 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7270 from "int" to "bool int". Added new overloaded function form
7271 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7272 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7273 exponent double-precision with floating point first argument.
7274 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7275 documentation of scalar_test_data_class, scalar_test_neg,
7276 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7277 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7278 vec_test_data_class built-in functions to reflect refinements in
7279 their type signatures.
7281 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7283 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7284 size of buf.
7285 (aarch64_elf_asm_destructor): Likewise.
7287 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7289 PR rtl-optimization/78634
7290 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7291 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7292 * ifcvt.c (noce_try_cmove): Add missing cost check.
7294 PR rtl-optimization/71724
7295 * combine.c (if_then_else_cond): Look for situations where it is
7296 beneficial to undo the work of one of the recursive calls.
7298 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7300 PR tree-optimization/70754
7301 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7302 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7303 combined stmt before it if not NULL.
7304 (combine_chains): Process refs reversely and compute dominance point
7305 for root ref.
7307 2017-01-23 Martin Liska <mliska@suse.cz>
7309 PR tree-optimization/79196
7310 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7311 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7312 instead of memcmp.
7313 (strlen_optimize_stmt): Call the renamed function.
7315 2017-01-23 Michael Matz <matz@suse.de>
7317 PR tree-optimization/78384
7318 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7320 2017-01-23 Richard Biener <rguenther@suse.de>
7322 PR tree-optimization/79186
7323 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7324 both incoming edges before moving an assert.
7326 2017-01-23 Martin Jambor <mjambor@suse.cz>
7328 * ipa-prop.c (load_from_param_1): Removed.
7329 (load_from_unmodified_param): Bits from load_from_param_1 put back
7330 here.
7331 (load_from_param): Removed.
7332 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7333 with stmt. Reverted back to use of load_from_unmodified_param.
7335 2017-01-23 Martin Jambor <mjambor@suse.cz>
7337 PR ipa/79108
7338 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7339 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7340 field a pointer to garbage collected vector, mark lattices and
7341 ipcp_orig_node with GTY((skip)).
7342 (ipa_get_param_count): Adjust to descriptors being a pointer.
7343 (ipa_get_param): Likewise.
7344 (ipa_get_type): Likewise.
7345 (ipa_get_param_move_cost): Likewise.
7346 (ipa_set_param_used): Likewise.
7347 (ipa_get_controlled_uses): Likewise.
7348 (ipa_set_controlled_uses): Likewise.
7349 (ipa_is_param_used): Likewise.
7350 (ipa_node_params_t): Move into garbage collector. New methods insert
7351 and remove.
7352 (ipa_node_params_sum): Annotate wth GTY(()).
7353 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7354 garbage collected.
7355 (ipa_load_from_parm_agg): Adjust declaration.
7356 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7357 * ipa-profile.c (ipa_profile): Likewise.
7358 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7359 (ipa_populate_param_decls): Make descriptors parameter garbage
7360 collected.
7361 (ipa_dump_param): Adjust to descriptors being a pointer.
7362 (ipa_alloc_node_params): Likewise.
7363 (ipa_initialize_node_params): Likewise.
7364 (load_from_param_1): Make descriptors parameter garbage collected.
7365 (load_from_unmodified_param): Likewise.
7366 (load_from_param): Likewise.
7367 (ipa_load_from_parm_agg): Likewise.
7368 (ipa_node_params::~ipa_node_params): Removed.
7369 (ipa_free_all_node_params): Remove call to delete operator.
7370 (ipa_node_params_t::insert): New.
7371 (ipa_node_params_t::remove): Likewise.
7372 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7373 copy known_csts and known_contexts vectors.
7374 (ipa_read_node_info): Adjust to descriptors being a pointer.
7375 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7376 collected.
7377 (ipcp_transform_function): Make descriptors variable garbage
7378 collected.
7380 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7382 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7383 * config/i386/avx512dqintrin.h: Ditto.
7384 * config/i386/avx512fintrin.h: Ditto.
7385 * gcc/config/i386/i386.c: Handle new builtins.
7386 * config/i386/i386-builtin.def: Add new builtins.
7387 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7388 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7390 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7391 Martin Liska <mliska@suse.cz>
7393 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7394 * asan.c (asan_expand_poison_ifn): Support stores and use
7395 appropriate ASAN report function.
7396 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7397 * internal-fn.def (ASAN_POISON_USE): Declare.
7398 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7399 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7400 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7401 ASAN_POISON calls w/o LHS.
7402 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7403 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7404 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7405 * gimplify.c (asan_poison_variables): Add attribute
7406 use_after_scope_memory to variables that really needs to live
7407 in memory.
7408 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7409 having the attribute.
7411 2017-01-23 Martin Liska <mliska@suse.cz>
7413 * asan.c (create_asan_shadow_var): New function.
7414 (asan_expand_poison_ifn): Likewise.
7415 * asan.h (asan_expand_poison_ifn): New declaration.
7416 * internal-fn.c (expand_ASAN_POISON): Likewise.
7417 * internal-fn.def (ASAN_POISON): New builtin.
7418 * sanopt.c (pass_sanopt::execute): Expand
7419 asan_expand_poison_ifn.
7420 * tree-inline.c (copy_decl_for_dup_finish): Make function
7421 external.
7422 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7423 * tree-ssa.c (is_asan_mark_p): New function.
7424 (execute_update_addresses_taken): Rewrite local variables
7425 (identified just by use-after-scope as addressable) into SSA.
7427 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7429 * doc/install.texi (Specific): opensource.apple.com uses https
7430 now. Remove trailing slash.
7432 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7434 * README.Portability: Remove note on an Irix compatibility issue.
7436 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7438 * gcov.c (INCLUDE_ALGORITHM): Define.
7439 (INCLUDE_VECTOR): Define.
7440 No longer include <vector> and <algorithm> directly.
7442 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7444 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7445 to https.
7446 * doc/invoke.texi (Code Gen Options): Ditto.
7448 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7450 PR lto/78407
7451 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7453 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7455 rtl-optimization/79125
7456 * cprop.c (local_cprop_pass): Handle cases where we make an
7457 unconditional trap.
7459 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7461 PR target/61729
7462 PR target/77850
7463 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7464 read from, for big endian.
7466 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7468 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7469 register pauth builtins for LP64 only.
7471 2017-01-20 Marek Polacek <polacek@redhat.com>
7473 PR c/79152
7474 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7475 non-case labels.
7477 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7479 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7480 of safelen status.
7481 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7482 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7483 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7485 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7487 PR target/71270
7488 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7489 in big-endian mode when they are not a single duplicated value.
7491 2017-01-20 Richard Biener <rguenther@suse.de>
7493 * BASE-VER: Bump to 7.0.1.
7495 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7497 * omp-low.c (omplow_simd_context): New struct. Use it...
7498 (lower_rec_simd_input_clauses): ...here and...
7499 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7500 references to idx, lane, max_vf, is_simt.
7502 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7504 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7505 mcpu=nps400.
7507 2017-01-20 Martin Jambor <mjambor@suse.cz>
7509 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7510 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7511 gt-hsa-common.h.
7512 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7513 (GTFILES): Rename hsa.c to hsa-common.c.
7514 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7515 * hsa-dump.c: Likewise.
7516 * hsa-gen.c: Likewise.
7517 * hsa-regalloc.c: Likewise.
7518 * ipa-hsa.c: Likewise.
7519 * omp-expand.c: Likewise.
7520 * omp-low.c: Likewise.
7521 * toplev.c: Likewise.
7523 2017-01-20 Marek Polacek <polacek@redhat.com>
7525 PR c/64279
7526 * doc/invoke.texi: Document -Wduplicated-branches.
7527 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7528 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7529 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7530 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7531 return 0 only when not OEP_LEXICOGRAPHIC.
7532 (fold_build_cleanup_point_expr): Use the expression
7533 location when building CLEANUP_POINT_EXPR.
7534 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7535 * tree.c (add_expr): Handle error_mark_node.
7537 2017-01-20 Martin Liska <mliska@suse.cz>
7539 PR lto/69188
7540 * tree-profile.c (init_ic_make_global_vars): Do not call
7541 finalize_decl.
7542 (gimple_init_gcov_profiler): Likewise.
7544 2017-01-20 Martin Liska <mliska@suse.cz>
7546 PR ipa/71190
7547 * cgraph.h (maybe_create_reference): Remove argument and
7548 update comment.
7549 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7550 argument.
7551 * ipa-cp.c (create_specialized_node): Likewise.
7552 * symtab.c (symtab_node::maybe_create_reference): Handle
7553 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7555 2017-01-20 Martin Liska <mliska@suse.cz>
7557 * read-rtl-function.c (function_reader::create_function): Use
7558 build_decl instread of build_decl_stat.
7560 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7562 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7563 * config/i386/avx512dqintrin.h: Ditto.
7564 * config/i386/avx512fintrin.h: Ditto.
7565 * config/i386/i386-builtin-types.def: Add new types.
7566 * gcc/config/i386/i386.c: Handle new types.
7567 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7568 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7569 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7570 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7571 (__builtin_ia32_kshiftridi): New.
7572 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7574 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7576 PR target/78875
7577 PR target/79140
7578 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7579 define to rs6000_init_stack_protect_guard.
7580 (rs6000_init_stack_protect_guard): New function.
7582 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7583 Yunqiang Su <yunqiang.su@imgtec.com>
7585 * config.gcc (supported_defaults): Add madd4.
7586 (with_madd4): Add validation.
7587 (all_defaults): Add madd4.
7588 * config/mips/mips.opt (mmadd4): New option.
7589 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7590 mmadd4.
7591 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7592 __mips_no_madd4.
7593 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7594 (ISA_HAS_FUSED_MADD4): Likewise.
7595 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7596 * gcc/doc/install.texi (--with-madd4): Document the new option.
7598 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7600 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7601 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7602 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7603 (aarch64_init_pauth_hint_builtins): New.
7604 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7605 (aarch64_expand_builtin): Expand new builtins.
7607 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7609 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7610 * combine-stack-adj.c (no_unhandled_cfa): Handle
7611 REG_CFA_TOGGLE_RA_MANGLE.
7612 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7613 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7614 info for return address signing.
7615 (aarch64_expand_epilogue): Likewise.
7617 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7619 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7620 * config/aarch64/aarch64-protos.h
7621 (aarch64_return_address_signing_enabled): New declaration.
7622 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7623 New function.
7624 (aarch64_expand_prologue): Sign return address before it's pushed onto
7625 stack.
7626 (aarch64_expand_epilogue): Authenticate return address fetched from
7627 stack.
7628 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7629 (aarch64_attributes): New function attributes for "sign-return-address".
7630 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7631 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7632 ("*do_return"): Generate combined instructions according to key index.
7633 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7634 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7635 iterators.
7636 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7637 * config/aarch64/aarch64.opt (msign-return-address=): New.
7638 * doc/extend.texi (AArch64 Function Attributes): Documents
7639 "sign-return-address=".
7640 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7642 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7644 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7645 overall option summary.
7647 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7649 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7650 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7651 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7652 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7654 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7656 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7657 -mpower9-minmax by default for -mcpu=power9.
7658 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7659 128-bit floating point.
7661 2017-01-20 Alan Modra <amodra@gmail.com>
7663 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7664 optimizing for size.
7666 2017-01-20 Alan Modra <amodra@gmail.com>
7668 PR target/79144
7669 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7670 for strcmp and strncmp from corresponding builtin decl.
7672 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7674 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7675 instead of i386/rtems-64.h.
7676 * config/i386/rtems-64.h: Remove.
7678 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7680 PR target/78478
7681 Revert:
7682 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7684 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7686 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7688 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7689 Change int to HOST_WIDE_INT.
7690 * config/aarch64/aarch64-protos.h
7691 (aarch64_simd_gen_const_vector_dup): Likewise.
7692 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7694 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7696 * langhooks-def.h (lhd_type_for_size): New decl.
7697 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7698 * langhooks.c (lhd_type_for_size): New function, taken from
7699 lto_type_for_size.
7701 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7703 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7704 define_bypass for CR latency.
7705 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7706 (power9-alu2): Add define_bypass for CR latency.
7707 (power9-cmp): New.
7708 (power9-mul): Update insn latency.
7709 (power9-mul-compare): Update insn latency, bypass latency and remove
7710 power9-branch.
7712 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7714 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7715 Delete.
7716 * config/aarch64/aarch64.md
7717 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7718 aarch64_nopcrelative_literal_loads.
7719 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7721 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7723 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7724 TARGET_LOONGSON_3A.
7725 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7727 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7729 PR target/78176
7730 * config.gcc (supported_defaults): Add lxc1-sxc1.
7731 (with_lxc1_sxc1): Add validation.
7732 (all_defaults): Add lxc1-sxc1.
7733 * config/mips/mips.opt (mlxc1-sxc1): New option.
7734 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7735 mlxc1-sxc1.
7736 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7737 __mips_no_lxc1_sxc1.
7738 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7739 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7740 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7742 2017-01-19 Richard Biener <rguenther@suse.de>
7744 PR tree-optimization/72488
7745 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7746 sure to restore SSA info.
7747 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7749 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7751 PR rtl-optimization/79121
7752 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7753 of the inner type when shifting an extended value.
7755 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7757 PR lto/78407
7758 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7759 interposable aliases.
7761 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7763 PR target/78516
7764 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7765 Use the evmergelohi instruction.
7766 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7767 (mov_sitf_e500_subreg8_2_be): Likewise.
7768 (mov_sitf_e500_subreg12_2_le): Likewise.
7769 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7770 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7771 (mov_sitf_e500_subreg8_2_le): Likewise.
7772 (mov_sitf_e500_subreg12_2_be): Likewise.
7774 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7776 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7777 attribute from vecsimple to vecperm.
7778 (altivec_vbpermq2): Likewise.
7780 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7782 PR target/79040
7783 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7785 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7786 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7787 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7788 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7789 case where N arg is SIZE_MAX.
7790 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7791 (cmpstrsi): Add pattern.
7793 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7795 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7796 __builtin_vec_revb builtins.
7797 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7798 built-in functions to support generation of the ISA 3.0 XXBR<x>
7799 vector byte reverse instructions.
7800 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7801 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7802 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7803 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7804 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7805 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7806 (P9V_BUILTIN_VEC_REVB): Likewise.
7807 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7808 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7809 (p9_xxbrq_v16qi): Likewise.
7810 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7811 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7812 (p9_xxbrh_v8hi): Likewise.
7813 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7814 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7815 vec_revb built-in functions.
7817 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7819 PR rtl-optimization/78952
7820 * config/i386/i386.md (any_extract): New code iterator.
7821 (*insvqi_2): Use any_extract for source operand.
7822 (*insvqi_3): Use any_shiftrt for source operand.
7824 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7826 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7827 New function.
7828 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7830 2017-01-18 Matthias Klose <doko@ubuntu.com>
7832 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7834 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7836 * config/rs6000/altivec.h (vec_bperm): Change #define.
7837 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7838 (altivec_vbpermq2): New define_insn.
7839 (altivec_vbpermd): Likewise.
7840 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7841 function interface.
7842 (VBPERMD): Likewise.
7843 (VBPERM): New polymorphic function interface.
7844 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7845 Add entries for P9V_BUILTIN_VEC_VBPERM.
7846 * doc/extend.texi: Add interfaces for vec_bperm.
7848 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7850 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7851 first letter of error messages.
7852 (s390_resolve_overloaded_builtin): Likewise.
7853 * config/s390/s390.c (s390_expand_builtin): Likewise.
7854 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7855 (s390_valid_target_attribute_inner_p): Likewise.
7856 * config/s390/s390.md ("tabort"): Likewise.
7858 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7860 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7861 (ISA_AVOID_DIV_HILO): New macro.
7862 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7863 (ISA_HAS_DDIV): Likewise.
7865 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7867 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7869 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7871 * doc/invoke.texi (fabi-version): Spelling fix.
7873 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7875 PR c++/70182
7876 * doc/invoke.texi (fabi-version): Mention mangling fix for
7877 operator names.
7879 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7881 PR c++/77489
7882 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7884 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7886 PR target/78875
7887 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7888 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7889 the new options.
7890 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7891 flexible settings.
7892 (stack_protect_test): Ditto.
7893 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7894 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7895 options.
7896 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7897 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7898 -mstack-protector-guard-offset=.
7899 (RS/6000 and PowerPC Options): Ditto.
7901 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/i386.h (MASK_CLASS_P): New define.
7904 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7905 there are no registers from different register sets also when
7906 mask registers are used. Update function comment.
7907 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7908 to (*k/*r) and (*k/*km) alternatives.
7910 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7912 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7913 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7914 (EH_RETURN_HANDLER_RTX): New define.
7915 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7916 Force frame pointer in EH return functions.
7917 (aarch64_expand_epilogue): Add barrier for eh_return.
7918 (aarch64_final_eh_return_addr): Remove.
7919 (aarch64_eh_return_handler_rtx): New function.
7920 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7921 Remove.
7922 (aarch64_eh_return_handler_rtx): New prototype.
7924 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7926 * config/rs6000/altivec.h (vec_rlmi): New #define.
7927 (vec_vrlnm): Likewise.
7928 (vec_rlnm): Likewise.
7929 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7930 (UNSPEC_VRLNM): Likewise.
7931 (VIlong): New mode iterator.
7932 (altivec_vrl<VI_char>mi): New define_insn.
7933 (altivec_vrl<VI_char>nm): Likewise.
7934 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7935 function entry.
7936 (VRLDNM): Likewise.
7937 (RLNM): New polymorphic function entry.
7938 (VRLWMI): New monomorphic function entry.
7939 (VRLDMI): Likewise.
7940 (RLMI): New polymorphic function entry.
7941 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7942 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7943 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7944 vec_vrlnm.
7946 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7948 PR debug/78839
7949 * dwarf2out.c (field_byte_offset): Restore the
7950 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7951 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7952 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7953 of build2 + fold.
7955 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7957 PR ada/67205
7958 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7960 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7962 PR debug/71669
7963 * dwarf2out.c (add_data_member_location_attribute): For constant
7964 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7965 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7966 DW_AT_byte_size attributes.
7968 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7970 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7971 after forcing to constant memory when the code model is medium.
7973 2017-01-17 Julia Koval <julia.koval@intel.com>
7975 PR target/76731
7976 * config/i386/avx512fintrin.h
7977 (_mm512_i32gather_ps): Change __addr type to void const*.
7978 (_mm512_mask_i32gather_ps): Ditto.
7979 (_mm512_i32gather_pd): Ditto.
7980 (_mm512_mask_i32gather_pd): Ditto.
7981 (_mm512_i64gather_ps): Ditto.
7982 (_mm512_mask_i64gather_ps): Ditto.
7983 (_mm512_i64gather_pd): Ditto.
7984 (_mm512_mask_i64gather_pd): Ditto.
7985 (_mm512_i32gather_epi32): Ditto.
7986 (_mm512_mask_i32gather_epi32): Ditto.
7987 (_mm512_i32gather_epi64): Ditto.
7988 (_mm512_mask_i32gather_epi64): Ditto.
7989 (_mm512_i64gather_epi32): Ditto.
7990 (_mm512_mask_i64gather_epi32): Ditto.
7991 (_mm512_i64gather_epi64): Ditto.
7992 (_mm512_mask_i64gather_epi64): Ditto.
7993 (_mm512_i32scatter_ps): Change __addr type to void*.
7994 (_mm512_mask_i32scatter_ps): Ditto.
7995 (_mm512_i32scatter_pd): Ditto.
7996 (_mm512_mask_i32scatter_pd): Ditto.
7997 (_mm512_i64scatter_ps): Ditto.
7998 (_mm512_mask_i64scatter_ps): Ditto.
7999 (_mm512_i64scatter_pd): Ditto.
8000 (_mm512_mask_i64scatter_pd): Ditto.
8001 (_mm512_i32scatter_epi32): Ditto.
8002 (_mm512_mask_i32scatter_epi32): Ditto.
8003 (_mm512_i32scatter_epi64): Ditto.
8004 (_mm512_mask_i32scatter_epi64): Ditto.
8005 (_mm512_i64scatter_epi32): Ditto.
8006 (_mm512_mask_i64scatter_epi32): Ditto.
8007 (_mm512_i64scatter_epi64): Ditto.
8008 (_mm512_mask_i64scatter_epi64): Ditto.
8009 * config/i386/avx512pfintrin.h
8010 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8011 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8012 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8013 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8014 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8015 (_mm512_prefetch_i32scatter_ps): Ditto.
8016 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8017 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8018 (_mm512_prefetch_i64scatter_pd): Ditto.
8019 (_mm512_prefetch_i64scatter_ps): Ditto.
8020 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8021 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8022 * config/i386/avx512vlintrin.h
8023 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8024 (_mm_mmask_i32gather_ps): Ditto.
8025 (_mm256_mmask_i32gather_pd): Ditto.
8026 (_mm_mmask_i32gather_pd): Ditto.
8027 (_mm256_mmask_i64gather_ps): Ditto.
8028 (_mm_mmask_i64gather_ps): Ditto.
8029 (_mm256_mmask_i64gather_pd): Ditto.
8030 (_mm_mmask_i64gather_pd): Ditto.
8031 (_mm256_mmask_i32gather_epi32): Ditto.
8032 (_mm_mmask_i32gather_epi32): Ditto.
8033 (_mm256_mmask_i32gather_epi64): Ditto.
8034 (_mm_mmask_i32gather_epi64): Ditto.
8035 (_mm256_mmask_i64gather_epi32): Ditto.
8036 (_mm_mmask_i64gather_epi32): Ditto.
8037 (_mm256_mmask_i64gather_epi64): Ditto.
8038 (_mm_mmask_i64gather_epi64): Ditto.
8039 (_mm256_i32scatter_ps): Change __addr type to void*.
8040 (_mm256_mask_i32scatter_ps): Ditto.
8041 (_mm_i32scatter_ps): Ditto.
8042 (_mm_mask_i32scatter_ps): Ditto.
8043 (_mm256_i32scatter_pd): Ditto.
8044 (_mm256_mask_i32scatter_pd): Ditto.
8045 (_mm_i32scatter_pd): Ditto.
8046 (_mm_mask_i32scatter_pd): Ditto.
8047 (_mm256_i64scatter_ps): Ditto.
8048 (_mm256_mask_i64scatter_ps): Ditto.
8049 (_mm_i64scatter_ps): Ditto.
8050 (_mm_mask_i64scatter_ps): Ditto.
8051 (_mm256_i64scatter_pd): Ditto.
8052 (_mm256_mask_i64scatter_pd): Ditto.
8053 (_mm_i64scatter_pd): Ditto.
8054 (_mm_mask_i64scatter_pd): Ditto.
8055 (_mm256_i32scatter_epi32): Ditto.
8056 (_mm256_mask_i32scatter_epi32): Ditto.
8057 (_mm_i32scatter_epi32): Ditto.
8058 (_mm_mask_i32scatter_epi32): Ditto.
8059 (_mm256_i32scatter_epi64): Ditto.
8060 (_mm256_mask_i32scatter_epi64): Ditto.
8061 (_mm_i32scatter_epi64): Ditto.
8062 (_mm_mask_i32scatter_epi64): Ditto.
8063 (_mm256_i64scatter_epi32): Ditto.
8064 (_mm256_mask_i64scatter_epi32): Ditto.
8065 (_mm_i64scatter_epi32): Ditto.
8066 (_mm_mask_i64scatter_epi32): Ditto.
8067 (_mm256_i64scatter_epi64): Ditto.
8068 (_mm256_mask_i64scatter_epi64): Ditto.
8069 (_mm_i64scatter_epi64): Ditto.
8070 (_mm_mask_i64scatter_epi64): Ditto.
8071 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8072 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8073 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8074 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8075 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8076 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8077 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8078 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8079 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8080 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8081 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8082 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8083 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8084 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8085 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8086 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8087 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8088 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8089 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8090 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8091 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8092 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8093 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8094 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8095 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8096 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8097 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8098 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8099 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8100 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8101 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8102 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8103 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8104 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8105 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8106 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8107 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8108 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8109 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8110 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8111 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8112 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8113 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8114 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8115 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8116 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8117 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8118 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8119 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8120 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8121 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8122 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8123 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8124 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8125 definitions accordingly.
8127 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8128 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8130 PR target/79079
8131 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8132 gen_lowpart.
8134 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8136 PR target/79058
8137 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8138 hard regs for inner regno.
8140 2017-01-17 Martin Liska <mliska@suse.cz>
8142 PR ipa/71207
8143 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8144 assumption and add comment.
8146 2017-01-17 Nathan Sidwell <nathan@acm.org>
8148 * ipa-visibility.c (localize_node): New function, broken out of ...
8149 (function_and_variable_visibility): ... here. Call it.
8151 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8153 PR middle-end/77445
8154 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8155 correctly set frequency of oudgoing edge.
8156 (duplicate_thread_path): Fix profile updating.
8158 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8160 PR other/79046
8161 * configure.ac: Add GCC_BASE_VER.
8162 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8163 version from BASE-VER file.
8164 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8165 (gcc.o): Depend on $(BASEVER).
8166 * common.opt (dumpfullversion): New option.
8167 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8168 * doc/invoke.texi: Document -dumpfullversion.
8169 * doc/install.texi: Document --with-gcc-major-version-only.
8170 * configure: Regenerated.
8172 2017-01-17 Richard Biener <rguenther@suse.de>
8174 PR tree-optimization/71433
8175 * tree-vrp.c (register_new_assert_for): Merge same asserts
8176 on all incoming edges.
8177 (process_assert_insertions_for): Handle insertions at the
8178 beginning of BBs.
8180 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8182 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8183 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8185 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8187 PR target/78633
8188 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8189 RTL sharing.
8191 2017-01-17 Alan Modra <amodra@gmail.com>
8193 PR target/79066
8194 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8195 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8196 symbolic stack limit when pic.
8198 2017-01-16 Martin Sebor <msebor@redhat.com>
8200 PR tree-optimization/78608
8201 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8203 2017-01-16 Jeff Law <law@redhat.com>
8205 Revert:
8206 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8207 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8208 for several include directories that may be relative to sysroot.
8209 * config/i386/x-mingw32 (gplus_includedir): Define.
8210 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8211 (native_system_includedir): Likewise.
8212 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8213 override if TARGET_SYSTEM_ROOT is defined.
8214 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8216 PR tree-optimization/79090
8217 PR tree-optimization/33562
8218 PR tree-optimization/61912
8219 PR tree-optimization/77485
8220 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8221 and computed trims into the dump file.
8223 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8225 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8227 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8229 PR c/79089
8230 * gimplify.c (gimplify_init_constructor): If want_value and
8231 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8232 fix.
8234 PR target/79080
8235 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8236 sequence. Formatting fixes.
8237 (doloop_optimize): Formatting fixes.
8239 PR driver/49726
8240 * gcc.c (debug_level_greater_than_spec_func): New function.
8241 (static_spec_functions): Add debug-level-gt spec function.
8242 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8243 !g0.
8244 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8245 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8246 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8247 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8248 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8249 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8251 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8253 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8254 QImode fixups to general and mask registers only.
8256 2017-01-16 Carl Love <cel@us.ibm.com>
8258 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8259 for built-in functions
8260 vector signed char vec_nabs (vector signed char)
8261 vector signed short vec_nabs (vector signed short)
8262 vector signed int vec_nabs (vector signed int)
8263 vector signed long long vec_nabs (vector signed long long)
8264 vector float vec_nabs (vector float)
8265 vector double vec_nabs (vector double)
8266 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8267 and NABS overload.
8268 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8269 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8270 * doc/extend.texi: Update the documentation file for the new built-in
8271 functions.
8273 2017-01-16 Martin Sebor <msebor@redhat.com>
8275 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8276 message.
8278 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8280 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8281 UNSPEC_VSX__XXSPLTD to require special splat handling.
8283 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8285 PR bootstrap/78616
8286 * system.h: Poison strndup.
8288 2017-01-16 Alan Modra <amodra@gmail.com>
8290 PR target/79098
8291 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8292 use a switch.
8294 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8296 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8298 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8300 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8301 call recog here. Assert that INSN_CODE (insn) is non-negative.
8303 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8305 PR target/72749
8306 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8307 fallthrough.
8308 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8309 in the currently scheduled RTL fragment.
8311 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8313 PR rtl-optimization/78751
8314 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8315 give up.
8317 2017-01-14 Jeff Law <law@redhat.com>
8319 PR tree-optimization/79090
8320 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8321 variable length stores.
8322 (compute_trims): Delete dead assignment to *trim_tail.
8323 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8324 zero length.
8326 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8328 PR rtl-optimization/78626
8329 PR rtl-optimization/78727
8330 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8331 of a block, and split such blocks after everything else is finished.
8333 2017-01-14 Alan Modra <amodra@gmail.com>
8335 PR target/72749
8336 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8337 target legitimate_combined_insn.
8338 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8339 (rs6000_legitimate_combined_insn): New function.
8340 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8341 all uses.
8342 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8343 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8344 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8346 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8348 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8350 2017-01-13 Jeff Law <law@redhat.com>
8352 PR tree-optimization/33562
8353 PR tree-optimization/61912
8354 PR tree-optimization/77485
8355 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8356 a statement.
8357 (delete_dead_assignment): Likewise.
8358 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8359 statement to delete_dead_call and delete_dead_assignment.
8361 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8363 PR c/78304
8364 * substring-locations.c (format_warning_va): Strengthen case 1 so
8365 that both endpoints of the substring must be within the format
8366 range for just the substring to be printed.
8368 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8370 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8371 * config/i386/i386.c (ix86_target_string): Add missing options
8372 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8373 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8374 flags_other and ix86_target_other to flags2_other. Display unknown
8375 isa2 options.
8376 (ix86_valid_target_attribute_inner_p): Add missing options and
8377 reorder options by implied ISAs, as in ix86_target_string.
8379 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8381 * hash-table.h (hash_table::too_empty_p): New function.
8382 (hash_table::expand): Use it.
8383 (hash_table::traverse): Likewise.
8384 (hash_table::empty_slot): Use sizeof (value_type) instead of
8385 sizeof (PTR) to convert bytes to elements. Shrink the table
8386 if the current size is excessive for the current number of
8387 elements.
8389 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8391 * ira-costs.c (record_reg_classes): Break from the inner loop
8392 early once alt_fail is known to be true. Update outer loop
8393 handling accordingly.
8395 2017-01-13 Jeff Law <law@redhat.com>
8397 * tree-ssa-dse.c (decrement_count): New function.
8398 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8399 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8400 when we know the partially dead statement is a mem* function.
8402 PR tree-optimization/61912
8403 PR tree-optimization/77485
8404 * tree-ssa-dse.c: Include expr.h.
8405 (maybe_trim_constructor_store): New function.
8406 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8408 PR tree-optimization/33562
8409 PR tree-optimization/61912
8410 PR tree-optimization/77485
8411 * doc/invoke.texi: Document new dse-max-object-size param.
8412 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8413 * tree-ssa-dse.c: Include params.h.
8414 (dse_store_status): New enum.
8415 (initialize_ao_ref_for_dse): New, partially extracted from
8416 dse_optimize_stmt.
8417 (valid_ao_ref_for_dse, normalize_ref): New.
8418 (setup_live_bytes_from_ref, compute_trims): Likewise.
8419 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8420 (maybe_trim_partially_dead_store): Likewise.
8421 (maybe_trim_complex_store): Likewise.
8422 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8423 Track what bytes live from the original store. Return tri-state
8424 for dead, partially dead or live.
8425 (dse_dom_walker): Add constructor, destructor and new private members.
8426 (delete_dead_call, delete_dead_assignment): New extracted from
8427 dse_optimize_stmt.
8428 (dse_optimize_stmt): Make a member of dse_dom_walker.
8429 Use initialize_ao_ref_for_dse.
8431 PR tree-optimization/33562
8432 PR tree-optimization/61912
8433 PR tree-optimization/77485
8434 * sbitmap.h (bitmap_count_bits): Prototype.
8435 (bitmap_clear_range, bitmap_set_range): Likewise.
8436 * sbitmap.c (bitmap_clear_range): New function.
8437 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8439 2017-01-13 Martin Liska <mliska@suse.cz>
8441 PR ipa/79043
8442 * function.c (set_cfun): Add new argument force.
8443 * function.h (set_cfun): Likewise.
8444 * ipa-inline-transform.c (inline_call): Use the function when
8445 strict alising from is dropped for function we inline to.
8447 2017-01-13 Richard Biener <rguenther@suse.de>
8449 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8450 for dumping GIMPLE INTEGER_CSTs.
8452 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8454 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8455 to 201112L since C++17.
8457 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8459 PR sanitizer/78887
8460 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8461 if -fsanitize=kernel-address is present.
8463 2017-01-13 Richard Biener <rguenther@suse.de>
8465 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8466 as _Literal ( type ) number in case usual suffixes do not
8467 preserve all information.
8469 2017-01-13 Richard Biener <rguenther@suse.de>
8471 PR tree-optimization/77283
8472 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8473 and ssa-iterators.h.
8474 (is_feasible_trace): Implement a cost model based on joiner
8475 PHI node uses.
8477 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8479 PR target/79004
8480 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8481 char or short to __float128/_Float128 directly.
8483 2017-01-12 Martin Sebor <msebor@redhat.com>
8485 to -Wformat-overflow.
8486 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8487 (min_bytes_remaining): Same.
8488 (get_string_length): Same.
8489 (format_string): Same.
8490 (format_directive): Same.
8491 (add_bytes): Same.
8492 (pass_sprintf_length::handle_gimple_call): Same.
8494 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8496 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8497 info.nowrite calls with no lhs that can't throw. Return bool
8498 whether gsi_remove has been called or not.
8499 (pass_sprintf_length::handle_gimple_call): Return bool whether
8500 try_substitute_return_value called gsi_remove. Formatting fix.
8501 (pass_sprintf_length::execute): Don't use gsi_remove if
8502 handle_gimple_call returned true.
8504 PR bootstrap/79069
8505 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8506 be removed due to side-effects, don't remove following barrier nor
8507 turn the successor edge into fallthru edge.
8509 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8511 PR target/79044
8512 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8513 element-reversing loads and stores as not swappable.
8515 2017-01-12 Nathan Sidwell <nathan@acm.org>
8516 Nicolai Stange <nicstange@gmail.com>
8518 * combine.c (try_combine): Don't ignore result of overlap checking
8519 loop. Combine overlap & asm check into single loop.
8521 2017-01-12 Richard Biener <rguenther@suse.de>
8523 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8524 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8526 2017-01-12 Richard Biener <rguenther@suse.de>
8528 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8529 and TS_TARGET_OPTION directly derive from TS_BASE.
8530 * tree-core.h (tree_optimization_option): Derive from tree_base.
8531 (tree_target_option): Likewise.
8533 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8535 * config/i386/i386.c (memory_address_length): Increase len
8536 only when rip_relative_addr_p returns false.
8538 2017-01-11 Julia Koval <julia.koval@intel.com>
8540 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8541 (OPTION_MASK_ISA_SGX_SET): New.
8542 (ix86_handle_option): Handle OPT_msgx.
8543 * config.gcc: Added sgxintrin.h.
8544 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8545 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8546 * config/i386/i386.c (ix86_target_string): Add -msgx.
8547 (PTA_SGX): New.
8548 (ix86_option_override_internal): Handle new options.
8549 (ix86_valid_target_attribute_inner_p): Add sgx.
8550 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8551 * config/i386/i386.opt: Add msgx.
8552 * config/i386/sgxintrin.h: New file.
8553 * config/i386/x86intrin.h: Add sgxintrin.h.
8555 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8557 PR c++/71537
8558 * fold-const.c (maybe_nonzero_address): Return 1 for function
8559 local objects.
8560 (tree_single_nonzero_warnv_p): Don't handle function local objects
8561 here.
8563 PR c++/72813
8564 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8565 of c-header.
8567 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8569 PR driver/78877
8570 * opts.c: Include "spellcheck.h"
8571 (struct string_fragment): New struct.
8572 (struct edit_distance_traits<const string_fragment &>): New
8573 struct.
8574 (get_closest_sanitizer_option): New function.
8575 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8577 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8579 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8580 by 12.
8581 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8582 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8583 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8584 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8585 for initial die_offset if dwarf_split_debug_info.
8586 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8587 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8588 fields.
8589 (output_skeleton_debug_sections): Formatting fix. Use
8590 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8591 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8593 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8595 * config/arm/cortex-a53.md: Add bypasses for
8596 cortex_a53_r2f_cvt.
8597 (cortex_a53_r2f): Only use for transfers.
8598 (cortex_a53_f2r): Likewise.
8599 (cortex_a53_r2f_cvt): Add reservation for conversions.
8600 (cortex_a53_f2r_cvt): Likewise.
8602 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8604 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8605 to all inlined functions, change static to extern.
8607 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8609 PR target/78253
8610 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8611 weak symbol.
8612 (arm_assemble_integer): Likewise.
8614 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8616 * config.gcc: Use new awk script to check CPU, FPU and architecture
8617 parameters for --with-... options.
8618 * config/arm/parsecpu.awk: New file
8619 * config/arm/arm-cpus.in: New file.
8620 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8621 files.
8622 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8623 files.
8624 * config/arm/t-arm: Update dependency rules.
8625 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8626 of processing .def files.
8627 * config/arm/genopt.sh: Deleted.
8628 * config/arm/gentune.sh: Deleted.
8629 * config/arm/arm-cores.def: Deleted.
8630 * config/arm/arm-arches.def: Deleted.
8631 * config/arm/arm-fpus.def: Deleted.
8632 * config/arm/arm-tune.md: Regenerated.
8633 * config/arm/arm-tables.opt: Regenerated.
8634 * config/arm/arm-cpu.h: New generated file.
8635 * config/arm/arm-cpu-data.h: New generated file.
8636 * config/arm/arm-cpu-cdata.h: New generated file.
8638 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8640 PR lto/79042
8641 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8642 bit.
8643 (input_varpool_node): Unpack dynamically_initialized bit.
8645 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8647 PR rtl-optimization/79032
8648 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8649 the alignment of the adjusted memory reference against that of MODE,
8650 instead of the alignment of the original memory reference.
8652 2017-01-11 Martin Jambor <mjambor@suse.cz>
8654 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8655 test.
8656 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8657 decorated functions.
8659 2017-01-11 Richard Biener <rguenther@suse.de>
8661 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8662 set range/nonnull info for PHI results. Do not set it on
8663 stmts marked for removal.
8665 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8667 * expr.c (store_field): In the bitfield case, fetch the return value
8668 from the registers before applying a single big-endian adjustment.
8669 Always do a final load for a BLKmode value not larger than a word.
8671 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8673 PR c++/77949
8674 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8675 that we correctly handle column numbers greater than
8676 LINE_MAP_MAX_COLUMN_NUMBER.
8678 2017-01-10 Martin Sebor <msebor@redhat.com>
8680 PR middle-end/78245
8681 * gimple-ssa-sprintf.c (get_destination_size): Call
8682 {init,fini}object_sizes.
8683 * tree-object-size.c (addr_object_size): Adjust.
8684 (pass_through_call): Adjust.
8685 (pass_object_sizes::execute): Adjust.
8686 * tree-object-size.h (fini_object_sizes): Declare.
8688 2017-01-10 Martin Sebor <msebor@redhat.com>
8690 PR tree-optimization/78775
8691 * builtins.c (get_size_range): Move...
8692 * calls.c: ...to here.
8693 (alloc_max_size): Accept zero argument.
8694 (operand_signed_p): Remove.
8695 (maybe_warn_alloc_args_overflow): Call get_size_range.
8696 * calls.h (get_size_range): Declare.
8698 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8700 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8701 from TI's devices.csv file as of September 2016.
8702 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8704 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8706 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8707 * doc/invoke.texi: Likewise.
8708 * doc/md.texi: Likewise.
8709 * doc/objc.texi: Likewise.
8711 2017-01-10 Joshua Conner <joshconner@google.com>
8713 * config/arm/fuchsia-elf.h: New file.
8714 * config/fuchsia.h: New file.
8715 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8716 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8717 targets.
8718 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8720 2016-01-10 Richard Biener <rguenther@suse.de>
8722 PR tree-optimization/79034
8723 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8724 Propagate out degenerate PHIs in the joiner.
8726 2017-01-10 Martin Liska <mliska@suse.cz>
8728 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8729 (sort_congruence_classes_by_decl_uid): Likewise.
8730 (sort_congruence_class_groups_by_decl_uid): Likewise.
8731 (sem_item_optimizer::merge_classes): Sort class, groups in these
8732 classes and members in the groups by DECL_UID of declarations.
8733 This would make merge operations stable.
8735 2017-01-10 Martin Liska <mliska@suse.cz>
8737 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8738 usage of m_classes_vec.
8739 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8740 (sem_item_optimizer::get_group_by_hash): Likewise.
8741 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8742 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8743 (sem_item_optimizer::verify_classes): Likewise.
8744 (sem_item_optimizer::process_cong_reduction): Likewise.
8745 (sem_item_optimizer::dump_cong_classes): Likewise.
8746 (sem_item_optimizer::merge_classes): Likewise.
8747 * ipa-icf.h (congruence_class_hash): Rename from
8748 congruence_class_group_hash. Remove declaration of m_classes_vec.
8750 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8752 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8753 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8754 * config.gcc: Add avx512vpopcntdqintrin.h.
8755 * config/i386/avx512vpopcntdqintrin.h: New.
8756 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8757 * config/i386/i386-builtin-types.def: Add new types.
8758 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8759 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8760 __builtin_ia32_vpopcountq_v8di_mask): New.
8761 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8762 __AVX512VPOPCNTDQ__.
8763 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8764 (PTA_AVX512VPOPCNTDQ): Define.
8765 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8766 TARGET_AVX512VPOPCNTDQ_P): Define.
8767 * config/i386/i386.opt: Add mavx512vpopcntdq.
8768 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8769 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8771 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8773 PR middle-end/77484
8774 * predict.def (PRED_CALL): Set to 67.
8776 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8778 * expr.c (store_field): In the bitfield case, if the value comes from
8779 a function call and is of an aggregate type returned in registers, do
8780 not modify the field mode; extract the value in all cases if the mode
8781 is BLKmode and the size is not larger than a word.
8783 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8785 PR target/71017
8786 * config/i386/cpuid.h: Fix undefined behavior.
8788 2017-01-04 Jeff Law <law@redhat.com>
8790 PR tree-optimization/79007
8791 PR tree-optimization/67955
8792 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8793 conservative for pt.null when flag_non_call_exceptions is on.
8795 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8797 PR translation/79019
8798 PR translation/79020
8799 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8800 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8801 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8802 in descriptions.
8803 * config/avr/avr.opt (maccumulate-args): Likewise.
8804 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8805 * common.opt (freport-bug): Likewise.
8806 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8807 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8808 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8809 translatable string.
8810 * config/i386/i386.c (function_value_32): Likewise.
8811 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8812 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8813 Likewise.
8814 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8815 * common/config/msp430/msp430-common.c (msp430_handle_option):
8816 Likewise.
8817 * symtab.c (symtab_node::verify_base): Likewise.
8818 * opts.c (set_debug_level): Likewise.
8819 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8820 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8821 missing whitespace to translatable strings.
8822 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8823 * config/sh/superh.h: Likewise.
8824 * config/i386/xopintrin.h: Likewise.
8825 * config/i386/znver1.md: Likewise.
8826 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8827 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8828 * double-int.h (struct double_int): Likewise.
8829 * double-int.c (div_and_round_double): Likewise.
8830 * wide-int.cc: Likewise.
8831 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8832 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8833 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8834 (crossjumps_occurred): ... this.
8835 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8836 Adjust all uses.
8838 PR tree-optimization/78899
8839 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8840 returning bool return struct loop *, NULL for failure and the new
8841 loop on success.
8842 (versionable_outer_loop_p): Don't version outer loop if it has
8843 dont_vectorized bit set.
8844 (tree_if_conversion): When versioning outer loop, ensure
8845 tree_if_conversion is performed also on the inner loop of the
8846 non-vectorizable outer loop copy.
8847 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8848 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8849 prevent vectorization of it.
8850 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8851 the outer loop vectorization of the non-scalar version is attempted
8852 before vectorization of the inner loop in scalar version. If
8853 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8854 vectorization of its inner loop.
8855 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8856 has 2 inner loops, rename also on edges from bb whose single pred
8857 is outer_loop->header. Fix typo in function comment.
8859 2017-01-09 Martin Sebor <msebor@redhat.com>
8861 PR bootstrap/79033
8862 * asan.c (asan_emit_stack_protection): Increase local buffer size
8863 to avoid snprintf truncation warning.
8865 2017-01-09 Andrew Pinski <apinski@cavium.com>
8867 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8868 to reference thunderx2t99 for the tuning structure
8869 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8870 Rename to ...
8871 (thunderx2t99_extra_costs): This.
8872 * config/aarch64/aarch64-tune.md: Regenerate.
8873 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8874 (vulcan_addrcost_table): This.
8875 (vulcan_regmove_cost): Rename to ...
8876 (thunderx2t99_regmove_cost): This.
8877 (vulcan_vector_cost): Rename to ...
8878 (thunderx2t99_vector_cost): this.
8879 (vulcan_branch_cost): Rename to ...
8880 (thunderx2t99_branch_cost): This.
8881 (vulcan_tunings): Rename to ...
8882 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8883 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8885 2017-01-09 Martin Jambor <mjambor@suse.cz>
8887 PR ipa/78365
8888 PR ipa/78599
8889 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8890 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8891 (propagate_vr_accross_jump_function): Use the above function for all
8892 value range computations for pass-through jump functions and type
8893 converasion from explicit value range values.
8894 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8895 parameters from TYPE_ARG_TYPES.
8896 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8897 (ipa_write_node_info): Stream type of the actual argument.
8898 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8900 2017-01-09 Martin Liska <mliska@suse.cz>
8902 PR pch/78970
8903 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8904 (lookup_compiler): Do not show error message with have_E.
8906 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8908 PR tree-optimization/78938
8909 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8910 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8911 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8912 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8913 fixes.
8915 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8917 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8918 is const0_rtx.
8920 2017-01-09 Richard Biener <rguenther@suse.de>
8922 PR tree-optimization/78997
8923 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8924 name condition properly.
8926 2017-01-09 Richard Biener <rguenther@suse.de>
8928 PR debug/79000
8929 * dwarf2out.c (is_cxx): New overload with context.
8930 (is_naming_typedef_decl): Use it.
8932 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8934 * invoke.texi (Option Summary): Correct spacing in option lists
8935 and add line breaks to fix over-long lines.
8937 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8939 PR middle-end/17660
8941 * extend.texi (Common Variable Attributes): Add xref to GCC
8942 Internals manual to explain mode attribute keywords.
8944 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8946 PR other/16519
8947 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8948 and Preprocessor Options.
8949 (Options for Linking): Document -pthread here....
8950 (RS/6000 and PowerPC Options): ...not here.
8951 (Solaris 2 Options): ...or here.
8952 * doc/cppopts.texi: Document -pthread.
8954 2017-01-08 Martin Sebor <msebor@redhat.com>
8956 PR middle-end/77708
8957 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8958 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8959 New member functions.
8960 (format_directive): Used them.
8961 (add_bytes): Same.
8962 (pass_sprintf_length::handle_gimple_call): Same.
8963 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8964 to avoid truncation for any argument.
8965 (extract_affine_mul): Same.
8966 * tree.c (get_file_function_name): Same.
8968 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8970 PR middle-end/77484
8971 * predict.def (PRED_INDIR_CALL): Set to 86.
8973 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8975 PR preprocessor/54124
8976 * doc/cppopts.texi: Reformat -d subtable to list the full name
8977 of the options. Add cross-reference to the docs for the general
8978 compiler -d options.
8979 * doc/invoke.texi (Developer Options): Add cross-reference to the
8980 preprocessor-specific -d option documentation.
8982 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8984 PR preprocessor/13498
8985 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8986 redudant material, and reflect new command-line options.
8987 (System Headers): Likewise.
8989 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8991 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8992 -isystem, and -idirafter. Copy-edit.
8993 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8994 default for -ftrack-macro-expansion. Delete obsolete and
8995 badly-formatted implementation details about -fdebug-cpp output.
8996 * doc/cppwarnopts.texi: Copy-edit.
8998 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9000 PR c++/72803
9001 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9002 that the transition from a max line width >= 1<<10 to narrower
9003 lines works correctly.
9005 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9007 * doc/options.texi (PerFunction): New.
9008 * opt-functions.awk (switch_flags): Map both Optimization and
9009 PerFunction to CL_OPTIMIZATION.
9010 * opth-gen.awk: Test for PerFunction flag along with
9011 Optimization.
9012 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9013 it only when the latter is present. Skip those that don't in
9014 the hash function generator.
9015 * common.opt (fvar-tracking): Mark as PerFunction instead of
9016 Optimization.
9017 (fvar-tracking-assignments): Likewise.
9018 (fvar-tracking-assignments-toggle): Likewise.
9019 (fvar-tracking-uninit): Likewise.
9021 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9023 PR translation/79018
9024 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9025 the and store.
9027 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9029 PR target/57583
9030 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9031 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9032 TARGET_LONG_JUMP_TABLE_OFFSETS.
9033 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9034 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9035 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9036 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9037 * config/m68k/m68k.md (tablejump expander): Likewise.
9038 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9039 TARGET_LONG_JUMP_TABLE_OFFSETS.
9040 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9041 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9043 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9044 David Holsgrove <david.holsgrove@xilinx.com>
9046 * common/config/microblaze/microblaze-common.c
9047 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9048 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9049 New prototype.
9050 * config/microblaze/microblaze.c (microblaze_must_save_register)
9051 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9052 calls_eh_return.
9053 (microblaze_eh_return): New function.
9054 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9055 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9056 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9057 * config/microblaze/microblaze.md (eh_return): New pattern.
9059 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9061 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9062 GCC_DIAGNOSTIC_STRINGIFY): Define.
9064 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9066 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9068 * config/arm/arm.md (<mcrr>): New.
9069 (<mrrc>): New.
9070 * config/arm/arm.c (arm_arch5te): New.
9071 (arm_option_override): Set arm_arch5te.
9072 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9073 and mrrc2.
9074 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9075 (arm_mcrr_qualifiers): ... this. New.
9076 (MRRC_QUALIFIERS): Define to...
9077 (arm_mrrc_qualifiers): ... this. New.
9078 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9079 __arm_mrrc2): New.
9080 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9081 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9082 (MRRCI, mrrc, MRRC): New.
9083 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9084 VUNSPEC_MRRC2): New.
9086 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9088 * config/arm/arm.md (<mcr>): New.
9089 (<mrc>): New.
9090 * config/arm/arm.c (arm_coproc_builtin_available): Add
9091 support for mcr, mrc, mcr2 and mrc2.
9092 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9093 (arm_mcr_qualifiers): ... this. New.
9094 (MRC_QUALIFIERS): Define to ...
9095 (arm_mrc_qualifiers): ... this. New.
9096 (MCR_QUALIFIERS): Define to ...
9097 (arm_mcr_qualifiers): ... this. New.
9098 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9099 __arm_mrc2): New.
9100 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9101 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9102 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9103 VUNSPEC_MRC2): New.
9105 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9107 * config/arm/arm.md (*ldc): New.
9108 (*stc): New.
9109 (<ldc>): New.
9110 (<stc>): New.
9111 * config/arm/arm.c (arm_coproc_builtin_available): Add
9112 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9113 (arm_coproc_ldc_stc_legitimate_address): New.
9114 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9115 'qualifier_const_pointer'.
9116 (LDC_QUALIFIERS): Define to...
9117 (arm_ldc_qualifiers): ... this. New.
9118 (STC_QUALIFIERS): Define to...
9119 (arm_stc_qualifiers): ... this. New.
9120 * config/arm/arm-protos.h
9121 (arm_coproc_ldc_stc_legitimate_address): New.
9122 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9123 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9124 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9125 stc2, stcl, stc2l): New.
9126 * config/arm/constraints.md (Uz): New.
9127 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9128 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9129 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9130 VUNSPEC_STC2L): New.
9132 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9134 * config/arm/arm.md (<cdp>): New.
9135 * config/arm/arm.c (neon_const_bounds): Rename this ...
9136 (arm_const_bounds): ... this.
9137 (arm_coproc_builtin_available): New.
9138 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9139 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9140 (CDP_QUALIFIERS): Define to...
9141 (arm_cdp_qualifiers): ... this. New.
9142 (void_UP): Define.
9143 (arm_expand_builtin_args): Add case for 6 arguments.
9144 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9145 (arm_const_bounds): ... this.
9146 (arm_coproc_builtin_available): New.
9147 * config/arm/arm_acle.h (__arm_cdp): New.
9148 (__arm_cdp2): New.
9149 * config/arm/arm_acle_builtins.def (cdp): New.
9150 (cdp2): New.
9151 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9152 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9153 'arm_const_bounds'.
9154 * config/arm/types.md (coproc): New.
9155 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9156 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9157 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9158 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9160 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9162 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9163 (UBINOP_QUALIFIERS): New.
9164 (si_UP): Define.
9165 (acle_builtin_data): New. Change comment.
9166 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9167 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9168 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9169 arm_acle_builtins.def.
9170 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9171 (arm_init_acle_builtins): New.
9172 (CRC32_BUILTIN): Remove.
9173 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9174 crc32cb, crc32ch and crc32cw.
9175 (arm_init_crc32_builtins): Remove.
9176 (arm_init_builtins): Use arm_init_acle_builtins rather
9177 than arm_init_crc32_builtins.
9178 (arm_expand_acle_builtin): New.
9179 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9180 * config/arm/arm_acle_builtins.def: New.
9182 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9184 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9185 (arm_builtin_datum): ... this.
9186 (arm_init_neon_builtin): Rename to ...
9187 (arm_init_builtin): ... this. Add a new parameters PREFIX
9188 and USE_SIG_IN_NAME.
9189 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9190 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9191 'arm_builtin_datum'.
9192 (arm_init_vfp_builtins): Likewise.
9193 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9194 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9195 (arm_expand_neon_args): Rename to ...
9196 (arm_expand_builtin_args): ... this. Rename builtin_arg
9197 enum values and differentiate between ARG_BUILTIN_MEMORY
9198 and ARG_BUILTIN_NEON_MEMORY.
9199 (arm_expand_neon_builtin_1): Rename to ...
9200 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9201 values, arm_expand_builtin_args and add bool parameter NEON.
9202 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9203 (arm_expand_vfp_builtin): Likewise.
9204 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9206 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9208 PR middle-end/77484
9209 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9210 * predict.c (tree_estimate_probability_bb): Reverse direction of
9211 polymorphic call predictor.
9213 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9215 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9216 (determine_pass_name_match): ...this new function and...
9217 (should_skip_pass_p): ...this new function.
9219 2017-01-06 Nathan Sidwell <nathan@acm.org>
9221 * ipa-visibility.c (function_and_variable_visibility): Reformat
9222 comments and long lines. Remove extrneous if.
9223 * symtab.c (symtab_node::make_decl_local): Fix code format.
9224 (symtab_node::set_section_for_node): Fix comment typo.
9226 2017-01-06 Martin Liska <mliska@suse.cz>
9228 PR bootstrap/79003
9229 * lra-constraints.c: Rename invariant to lra_invariant.
9230 * predict.c (set_even_probabilities): Initialize e to NULL.
9232 2017-01-05 Martin Sebor <msebor@redhat.com>
9234 PR tree-optimization/78910
9235 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9236 (format_integer): Correct off-by-one error in the handling
9237 of precision with negative numbers in signed conversions..
9239 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9241 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9243 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9245 PR tree-optimization/71016
9246 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9247 factor_out_conditional_conversion. Formatting fix.
9248 (factor_out_conditional_conversion): Add cond_stmt argument.
9249 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9250 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9251 Formatting fix.
9253 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9255 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9256 read-rtl-function.o, and selftest-rtl.o.
9257 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9258 (selftest::aarch64_test_loading_full_dump): New function.
9259 (selftest::aarch64_run_selftests): New function.
9260 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9261 selftest::aarch64_run_selftests.
9262 * config/i386/i386.c
9263 (selftest::ix86_test_loading_dump_fragment_1): New function.
9264 (selftest::ix86_test_loading_call_insn): New function.
9265 (selftest::ix86_test_loading_full_dump): New function.
9266 (selftest::ix86_test_loading_unspec): New function.
9267 (selftest::ix86_run_selftests): Call the new functions.
9268 * emit-rtl.c (maybe_set_max_label_num): New function.
9269 * emit-rtl.h (maybe_set_max_label_num): New decl.
9270 * function.c (instantiate_decls): Guard call to
9271 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9272 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9273 "static".
9274 * gensupport.c (gen_reader::gen_reader): Pass "false"
9275 for new "compact" param of rtx_reader.
9276 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9277 rather than an empty string for NULL strings.
9278 * read-md.c: Potentially include config.h rather than bconfig.h.
9279 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9280 (have_error): New global, copied from errors.c.
9281 (md_reader::read_name): Rename to...
9282 (md_reader::read_name_1): ...this, adding "out_loc" param,
9283 and converting "missing name or number" to returning false, rather
9284 than failing.
9285 (md_reader::read_name): Reimplement in terms of read_name_1.
9286 (md_reader::read_name_or_nil): New function.
9287 (md_reader::read_string): Handle "(nil)" by returning NULL.
9288 (md_reader::md_reader): Add new param "compact".
9289 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9290 (md_reader::read_file): New method.
9291 * read-md.h (md_reader::md_reader): Add new param "compact".
9292 (md_reader::read_file): New method.
9293 (md_reader::is_compact): New accessor.
9294 (md_reader::read_name): Convert return type from void to file_location.
9295 (md_reader::read_name_or_nil): New decl.
9296 (md_reader::read_name_1): New decl.
9297 (md_reader::m_compact): New field.
9298 (noop_reader::noop_reader): Pass "false" for new "compact" param
9299 of rtx_reader.
9300 (rtx_reader::rtx_reader): Add new "compact" param.
9301 (rtx_reader::read_rtx_operand): Make virtual and convert return
9302 type from void to rtx.
9303 (rtx_reader::read_until): New decl.
9304 (rtx_reader::handle_any_trailing_information): New virtual function.
9305 (rtx_reader::postprocess): New virtual function.
9306 (rtx_reader::finalize_string): New virtual function.
9307 (rtx_reader::m_in_call_function_usage): New field.
9308 (rtx_reader::m_reuse_rtx_by_id): New field.
9309 * read-rtl-function.c: New file.
9310 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9311 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9312 (selftest::verify_three_block_rtl_cfg): New decl.
9313 * read-rtl-function.h: New file.
9314 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9315 For host, include function.h, memmodel.h, and emit-rtl.h.
9316 (one_time_initialization): New function.
9317 (struct compact_insn_name): New struct.
9318 (compact_insn_names): New array.
9319 (find_code): Handle insn codes in compact dumps.
9320 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9321 (bind_subst_iter_and_attr): Likewise.
9322 (add_condition_to_string): Likewise.
9323 (add_condition_to_rtx): Likewise.
9324 (apply_attribute_uses): Likewise.
9325 (add_current_iterators): Likewise.
9326 (apply_iterators): Likewise.
9327 (initialize_iterators): Guard usage of apply_subst_iterator with
9328 #ifdef GENERATOR_FILE.
9329 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9330 (md_reader::read_mapping): Likewise.
9331 (add_define_attr_for_define_subst): Likewise.
9332 (add_define_subst_attr): Likewise.
9333 (read_subst_mapping): Likewise.
9334 (check_code_iterator): Likewise.
9335 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9336 logic to...
9337 (one_time_initialization): New function.
9338 (rtx_reader::read_until): New method.
9339 (read_flags): New function.
9340 (parse_reg_note_name): New function.
9341 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9342 Handle reuse_rtx ids.
9343 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9344 Add parsing support for RTL dumps, mirroring the special-cases in
9345 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9346 values, and calling handle_any_trailing_information.
9347 (rtx_reader::read_rtx_operand): Convert return type from void
9348 to rtx, returning return_rtx. Handle case 'e'. Call
9349 finalize_string on XSTR and XTMPL fields.
9350 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9351 "(nil)" values were omitted. Call the postprocess vfunc on the
9352 return_rtx.
9353 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9354 class ctor. Initialize m_in_call_function_usage. Call
9355 one_time_initialization.
9356 * rtl-tests.c (selftest::test_uncond_jump): Call
9357 set_new_first_and_last_insn.
9358 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9359 * selftest-rtl.c: New file.
9360 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9361 (selftest::get_insn_by_uid): New decl.
9362 * selftest-run-tests.c (selftest::run_tests): Call
9363 read_rtl_function_c_tests.
9364 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9365 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9366 dumps.
9368 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9371 operands in a special way. Assert that pos+len <= mode precision.
9373 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9375 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9376 3 argument Alias with unlimited for the negative form.
9377 (fno-vect-cost-model): Removed.
9379 2017-01-05 Martin Liska <mliska@suse.cz>
9381 * hsa-gen.c (gen_hsa_divmod): New function.
9382 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9384 2017-01-05 Martin Liska <mliska@suse.cz>
9386 PR pch/78970
9387 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9388 header.
9390 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9392 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9393 small constant length operands.
9395 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9397 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9398 between loop iterations.
9400 2017-01-05 Martin Liska <mliska@suse.cz>
9402 PR sanitizer/78815
9403 * gimplify.c (gimplify_decl_expr): Compare to
9404 asan_poisoned_variables instread of checking flags.
9405 (gimplify_target_expr): Likewise.
9406 (gimplify_expr): Likewise.
9407 (gimplify_function_tree): Conditionally initialize
9408 asan_poisoned_variables.
9410 2017-01-04 Jeff Law <law@redhat.com>
9412 PR tree-optimizatin/78812
9413 * rtl.h (contains_mem_rtx_p): Prototype.
9414 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9415 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9416 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9417 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9418 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9420 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9422 * input.c (assert_char_at_range): Default-initialize actual_range.
9424 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9426 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9427 to match the caller.
9429 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9431 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9432 insns after final jump in test to emit dummy move.
9434 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9436 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9437 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9439 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9441 * multiple_target.c (create_dispatcher_calls): Init e_next.
9442 * tree-ssa-loop-split.c (split_loop): Init border.
9443 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9444 scalar_type.
9446 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9448 PR target/71977
9449 PR target/70568
9450 PR target/78823
9451 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9452 (altivec_register_operand): Do not return true if the operand
9453 contains a SUBREG mixing SImode and SFmode.
9454 (vsx_register_operand): Likewise.
9455 (vsx_reg_sfsubreg_ok): New predicate.
9456 (vfloat_operand): Do not return true if the operand contains a
9457 SUBREG mixing SImode and SFmode.
9458 (vint_operand): Likewise.
9459 (vlogical_operand): Likewise.
9460 (gpc_reg_operand): Likewise.
9461 (int_reg_operand): Likewise.
9462 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9463 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9464 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9465 SImode and SFmode.
9466 (rs6000_emit_move_si_sf_subreg): New helper function.
9467 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9468 fixup SUBREGs involving SImode and SFmode.
9469 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9470 numbers for the new peephole2 optimization.
9471 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9472 the GLIBC math library that do AND/IOR/XOR operations on single
9473 precision floating point.
9474 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9475 target macros to say whether we need to avoid SUBREGs mixing
9476 SImode and SFmode.
9477 (TARGET_ALLOW_SF_SUBREG): Likewise.
9478 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9479 (UNSPEC_SI_FROM_SF): Likewise.
9480 (iorxor): Change spacing.
9481 (and_ior_xor): New iterator for AND, IOR, and XOR.
9482 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9483 (movdi_from_sf_zero_ext): Likewise.
9484 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9485 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9486 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9487 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9488 (fms<mode>4): Likewise.
9489 (fnma<mode>4): Likewise.
9490 (fnms<mode>4): Likewise.
9491 (nfma<mode>4): Likewise.
9492 (nfms<mode>4): Likewise.
9494 2017-01-04 Marek Polacek <polacek@redhat.com>
9496 PR c++/64767
9497 * doc/invoke.texi: Document -Wpointer-compare.
9499 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9501 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9502 RejectNegative.
9504 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9505 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9506 2-byte data.
9508 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9510 PR target/78056
9511 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9512 documentation of the powerpc_popcntb_ok attribute.
9513 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9514 code to issue warning messages if a requested CPU configuration is
9515 not supported by the binary (assembler and loader) toolchain.
9516 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9517 made to define a built-in function that has been disabled.
9518 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9519 made to define a built-in function that has been disabled.
9520 (altivec_init_builtins): Add comment explaining why definition
9521 of the DST built-in functions is not preceded by an assertion
9522 check. Add assertions to prevent ICE if attempts are made to
9523 define an altivec predicate or an abs* built-in function that has
9524 been disabled.
9525 (htm_init_builtins): Add comment explaining why definition of the
9526 htm built-in functions is not preceded by an assertion check.
9528 2017-01-04 Jeff Law <law@redhat.com>
9530 PR tree-optimizatin/67955
9531 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9532 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9533 the points-to solution does not include pt_null. Use DECL_PT_UID
9534 unconditionally.
9536 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9538 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9539 Use gen_int_mode instead of gen_lopwart for const_int operands.
9541 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9543 PR tree-optimization/71563
9544 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9545 out of range value - has low bits known to be zero.
9547 2017-01-04 Alan Modra <amodra@gmail.com>
9549 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9550 * configure: Regenerate.
9551 * config.in: Regenerate.
9553 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9555 PR bootstrap/77569
9556 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9557 a substring of the message, but strcmp with the whole message. Ifdef
9558 ENABLE_NLS, translate the message first using dgettext.
9560 2017-01-03 Jeff Law <law@redhat.com>
9562 PR tree-optimizatin/78856
9563 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9564 (mark_threaded_blocks): Remove code to truncate thread paths that
9565 cross multiple loop headers. Instead invalidate the cached loop
9566 iteration information and handle case of a thread path walking
9567 into an irreducible region.
9569 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9571 PR target/78900
9572 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9573 assertions. Add support for doing the signbit if the IEEE 128-bit
9574 floating point value is in a GPR.
9575 * config/rs6000/rs6000.md (Fsignbit): Delete.
9576 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9577 Update the length attribute if the value is in a GPR.
9578 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9579 the sign or zero extension instruction, since the value is always 0/1.
9580 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9582 PR target/78953
9583 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9584 extracting SImode to a GPR register so that we can generate a
9585 store, limit the vector to be in a traditional Altivec register
9586 for the vextuwrx instruction.
9588 2017-01-03 Ian Lance Taylor <iant@google.com>
9590 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9592 2017-01-03 Martin Sebor <msebor@redhat.com>
9594 PR tree-optimization/78696
9595 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9596 precision. Use MPFR for %f for greater fidelity. Correct handling
9597 of %g.
9598 (pass_sprintf_length::compute_format_length): Set width and precision
9599 specified by asrerisk to void_node for vararg functions.
9600 (try_substitute_return_value): Adjust dump output.
9602 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9604 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9606 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9608 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9609 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9610 -mlra/-mno-lra was passed to the compiler.
9612 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9614 PR rtl-optimization/65618
9615 * emit-rtl.c (try_split): Move initialization of "before" and
9616 "after" to just before the call to emit_insn_after_setloc.
9618 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9620 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9622 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9624 * dwarf2out.c (gen_enumeration_type_die): When
9625 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9627 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9629 PR tree-optimization/78965
9630 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9631 Change first argument from const call_info & to call_info &. For %n
9632 set info.nowrite to false.
9634 PR middle-end/78901
9635 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9636 possibly throwing calls.
9638 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9639 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9640 and fns handling, rather than in a separate case SSA_NAME.
9642 2017-01-02 Jeff Law <law@redhat.com>
9644 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9645 fixes for first_period and second_period variables.
9647 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9649 PR target/78967
9650 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9651 (*insvqi_1): New insn pattern.
9652 (*insvqi_1_mem_rex64): Ditto.
9653 (*insvqi_2): Ditto.
9654 (*insvqi_3): Rename from *insvqi.
9656 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9658 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9660 * doc/cfg.texi (Edges): Remove reference to Java.
9661 (Maintaining the CFG): Ditto.
9663 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9665 PR middle-end/77674
9666 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9667 transparent aliases.
9669 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9671 PR middle-end/77484
9672 * predict.def (PRED_CALL): Update hitrate.
9673 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9674 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9675 into direct/indirect/polymorphic variants.
9677 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9679 Update copyright years.
9681 * gcc.c (process_command): Update copyright notice dates.
9682 * gcov-dump.c (print_version): Ditto.
9683 * gcov.c (print_version): Ditto.
9684 * gcov-tool.c (print_version): Ditto.
9685 * gengtype.c (create_file): Ditto.
9686 * doc/cpp.texi: Bump @copying's copyright year.
9687 * doc/cppinternals.texi: Ditto.
9688 * doc/gcc.texi: Ditto.
9689 * doc/gccint.texi: Ditto.
9690 * doc/gcov.texi: Ditto.
9691 * doc/install.texi: Ditto.
9692 * doc/invoke.texi: Ditto.
9693 \f
9694 Copyright (C) 2017 Free Software Foundation, Inc.
9696 Copying and distribution of this file, with or without modification,
9697 are permitted in any medium without royalty provided the copyright
9698 notice and this notice are preserved.