1 2017-05-04 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/31130
4 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
6 (supports_overflow_infinity): Likewise.
7 (is_negative_overflow_infinity): Likewise.
8 (is_positive_overflow_infinity): Likewise.
9 (is_overflow_infinity): Likewise.
10 (stmt_overflow_infinity): Likewise.
11 (overflow_infinity_range_p): Likewise.
12 (usable_range_p): Remove as always returning true.
13 (make_overflow_infinity): Remove.
14 (negative_overflow_infinity): Likewise.
15 (positive_overflow_infinity): Likewise.
16 (avoid_overflow_infinity): Likewise.
17 (set_value_range): Adjust accordingly.
18 (set_value_range_to_nonnegative): Likewise, remove now unused
19 overflow_infinity arg.
20 (vrp_operand_equal_p): Adjust.
21 (update_value_range): Likewise.
22 (range_int_cst_singleton_p): Likewise.
23 (operand_less_p): Likewise.
24 (compare_values_warnv): Likewise.
25 (extract_range_for_var_from_comparison_expr): Likewise.
26 (vrp_int_const_binop): Likewise.
27 (zero_nonzero_bits_from_vr): Likewise.
28 (extract_range_from_multiplicative_op_1): Likewise.
29 (extract_range_from_binary_expr_1): Likewise.
30 (extract_range_from_unary_expr): Likewise.
31 (extract_range_from_comparison): Likewise.
32 (extract_range_basic): Likewise.
33 (adjust_range_with_scev): Likewise.
34 (compare_ranges): Likewise.
35 (compare_range_with_value): Likewise.
36 (dump_value_range): Likewise.
37 (test_for_singularity): Likewise, remove strict_overflow_p parameter
39 (simplify_cond_using_ranges): Adjust.
41 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
43 * brig-builtins.def: Added a builtin for class_f64.
44 * builtin-types.def: Added a builtin type needed by class_f64.
46 2017-05-03 Jason Merrill <jason@redhat.com>
48 * timevar.def: Add TV_CONSTEXPR.
50 2017-05-03 David Malcolm <dmalcolm@redhat.com>
52 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
54 2017-05-03 Martin Jambor <mjambor@suse.cz>
56 * ipa-prop.c (ipa_update_after_lto_read): Removed.
57 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
58 * ipa-cp.c (ipcp_propagate_stage): Do not call
59 ipa_update_after_lto_read.
60 * ipa-inline.c (ipa_inline): Likewise.
62 2017-05-03 Martin Jambor <mjambor@suse.cz>
64 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
65 tag. Added a default constructor and a destructor.
66 (ipa_edge_args_sum_t): New class;
67 (ipa_edge_args_sum): Declare.
68 (ipa_edge_args_vector): Remove declaration.
69 (IPA_EDGE_REF): Use ipa_edge_args_sum.
70 (ipa_free_edge_args_substructures): Remove declaration.
71 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
72 (ipa_edge_args_info_available_for_edge_p): Likewise.
73 * ipa-prop.c (ipa_edge_args_vector): Removed.
74 (edge_removal_hook_holder): Likewise.
75 (edge_duplication_hook_holder): Likewise.
76 (ipa_edge_args_sum): New variable.
77 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
79 (ipa_free_edge_args_substructures): Likewise.
80 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
82 (ipa_edge_removal_hook): Turned into method
83 ipa_edge_args_sum_t::remove.
84 (ipa_edge_duplication_hook): Turned into method
85 ipa_edge_args_sum_t::duplicate.
86 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
87 registering edge hooks.
88 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
89 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
90 ipa_edge_args_sum instead of ipa_edge_args_vector.
91 * ipa-profile.c (ipa_profile): Likewise.
93 2017-05-03 Martin Jambor <mjambor@suse.cz>
95 * symbol-summary.h (function_summary): New method exists.
96 (function_summary::symtab_removal): Deallocate through release.
97 (call_summary): New class.
98 (gt_ggc_mx): New overload.
99 (gt_pch_nx): Likewise.
100 (gt_pch_nx): Likewise.
102 2017-05-03 Jeff Law <law@redhat.com>
104 PR tree-optimization/78496
105 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
106 from simplify_cond_using_ranges. Split off code to walk
107 backwards through casts into ...
108 (simplify_cond_using_ranges_2): New function.
109 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
110 (execute_vrp): After identifying jump threads, call
111 simplify_cond_using_ranges_2.
113 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
116 * ipa-inline.h (inline_summary): Add ctor.
117 (create_ggc): Do not use ggc_cleared_alloc.
119 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
120 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * gcc.c (handle_braces): Support escaping in switch matching
124 * doc/invoke.texi (Spec Files): Document it.
125 Remove superfluous @code markup in items.
127 2017-05-03 David Malcolm <dmalcolm@redhat.com>
129 * diagnostic-show-locus.c (struct column_range): New struct.
130 (get_affected_columns): New function.
131 (get_printed_columns): New function.
132 (struct correction): New struct.
133 (correction::ensure_capacity): New function.
134 (correction::ensure_terminated): New function.
135 (struct line_corrections): New struct.
136 (line_corrections::~line_corrections): New dtor.
137 (line_corrections::add_hint): New function.
138 (layout::print_trailing_fixits): Reimplement in terms of the new
140 (selftest::test_overlapped_fixit_printing): New function.
141 (selftest::diagnostic_show_locus_c_tests): Call it.
143 2017-05-03 Nathan Sidwell <nathan@acm.org>
145 Canonicalize canonical type hashing
146 * tree.h (type_hash_canon_hash): Declare.
147 * tree.c (type_hash_list, attribute_hash_list): Move into
148 type_hash_canon_hash.
149 (build_type_attribute_qual_variant): Break out hash code calc into
150 type_hash_canon_hash.
151 (type_hash_canon_hash): New. Generic type hash computation.
152 (build_range_type_1, build_array_type_1, build_function_type,
153 build_method_type_directly, build_offset_type, build_complex_type,
154 make_vector_type): Call it.
156 2017-05-03 Richard Biener <rguenther@suse.de>
158 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
159 When all DRs have unknown misaligned do not always peel
160 when there is a store but apply the same costing model as if
161 there were only loads.
163 2017-05-03 Richard Biener <rguenther@suse.de>
166 PR tree-optimization/80492
167 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
168 compare_base_decls returning dont-know properly.
170 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
172 * config/arm/iterators.md (CCSI): New mode iterator.
173 (arch): New mode attribute.
174 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
175 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
176 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
177 code iterator for success result mode.
178 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
179 the corresponding new insn generators.
181 2017-05-03 Bin Cheng <bin.cheng@arm.com>
184 2017-05-02 Bin Cheng <bin.cheng@arm.com>
185 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
187 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
189 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
190 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
191 (DDR_A): Wrap DDR argument in brackets.
192 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
193 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
194 (DDR_REVERSED_P): Likewise.
196 2017-05-03 Jakub Jelinek <jakub@redhat.com>
198 PR tree-optimization/79472
199 * tree-switch-conversion.c (struct switch_conv_info): Add
200 contiguous_range and default_case_nonstandard fields.
201 (collect_switch_conv_info): Compute contiguous_range and
202 default_case_nonstandard fields, don't clear final_bb if
203 contiguous_range and only the default case doesn't have the required
205 (check_all_empty_except_final): Set default_case_nonstandard instead
206 of failing if contiguous_range and the default case doesn't have empty
208 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
209 and only the default case doesn't have the required constants. Skip
211 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
212 if default_case_nonstandard.
213 (build_constructors): Build constant 1 just once. Assert that default
214 values aren't inserted in between cases if contiguous_range. Skip
216 (build_arrays): Skip virtual phis.
217 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
218 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
220 (gen_inbound_check): Handle default_case_nonstandard case.
221 (process_switch): Adjust check_final_bb caller. Call
222 gather_default_values with the first non-default case instead of
223 default case if default_case_nonstandard.
225 2017-05-02 Nathan Sidwell <nathan@acm.org>
227 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
228 check. Fix formatting.
230 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
232 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
233 errors when comparing specialized and unspecialized times.
235 2017-05-02 David Malcolm <dmalcolm@redhat.com>
237 * diagnostic-show-locus.c
238 (layout::should_print_annotation_line_p): Make private.
239 (layout::print_annotation_line): Make private.
240 (layout::annotation_line_showed_range_p): Make private.
241 (layout::show_ruler): Make private.
242 (layout::print_source_line): Make private. Pass in line and
243 line_width, rather than calling location_get_source_line. Drop
245 (layout::print_leading_fixits): New method.
246 (layout::print_any_fixits): Rename to...
247 (layout::print_trailing_fixits): ...this, and make private.
248 Don't print newline fixits.
249 (diagnostic_show_locus): Move logic for printing one row into...
250 (layout::print_line): ...this new function. Move the
251 location_get_source_line call and error-handling from
252 print_source_line to here. Call print_leading_fixits, and rename
253 print_any_fixits to print_trailing_fixits.
254 (selftest::test_fixit_insert_containing_newline): Update now that
255 newlines are partially supported.
256 (selftest::test_fixit_insert_containing_newline_2): New test.
257 (selftest::test_fixit_replace_containing_newline): Update comments.
258 (selftest::diagnostic_show_locus_c_tests): Call the new test.
259 * edit-context.c (class added_line): New class.
260 (class edited_line): Describe newline handling in comment.
261 (edited_line::actually_edited_p): New method.
262 (edited_line::print_content): Delete redundant decl.
263 (edited_line::m_predecessors): New field.
264 (edited_file::print_content): Call edited_line::print_content.
265 (edited_file::print_diff): Update to support newlines.
266 (edited_file::print_diff_hunk): Likewise.
267 (edited_file::print_run_of_changed_lines): New function.
268 (edited_file::print_diff_line): Convert to...
269 (print_diff_line): ...this.
270 (edited_file::get_effective_line_count): New function.
271 (edited_line::edited_line): Initialize new field m_predecessors.
272 (edited_line::~edited_line): Clean up m_predecessors.
273 (edited_line::apply_fixit): Handle newlines.
274 (edited_line::get_effective_line_count): New function.
275 (edited_line::print_content): New function.
276 (edited_line::print_diff_lines): New function.
277 (selftest::test_applying_fixits_insert_containing_newline): New
279 (selftest::test_applying_fixits_replace_containing_newline): New
281 (selftest::insert_line): New function.
282 (selftest::test_applying_fixits_multiple_lines): Add example of
284 (selftest::edit_context_c_tests): Call the new tests.
286 2017-05-02 Bin Cheng <bin.cheng@arm.com>
288 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
289 parameter cand. Update dump information.
290 (get_computation_cost): Update uses.
292 2017-05-02 Bin Cheng <bin.cheng@arm.com>
294 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
295 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
296 (get_computation_at, rewrite_use_address): Update use of
299 2017-05-02 Bin Cheng <bin.cheng@arm.com>
301 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
302 (get_computation): Delete.
303 (get_computation_cost): Implement like get_computation_cost_at.
304 Use get_computation_at.
305 (get_computation_cost_at): Delete.
306 (rewrite_use_nonlinear_expr): Use get_computation_at.
307 (rewrite_use_compare, remove_unused_ivs): Ditto.
309 2017-05-02 Bin Cheng <bin.cheng@arm.com>
311 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
313 2017-05-02 Bin Cheng <bin.cheng@arm.com>
315 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
316 (ivopts_global_cost_for_size): Rename parameter and update uses.
317 (iv_ca_recount_cost): Update uses.
318 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
319 candidates seperately in n_invs and n_cands.
320 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
322 2017-05-02 Bin Cheng <bin.cheng@arm.com>
324 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
325 (find_inv_vars_cb): New.
326 (find_depends): Renamed to ...
327 (find_inv_vars): ... this.
328 (add_candidate_1, force_var_cost): Call find_inv_vars.
329 (split_address_cost, determine_group_iv_cost_cond): Ditto.
331 2017-05-02 Bin Cheng <bin.cheng@arm.com>
333 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
334 inv_vars. Add inv_exprs.
335 (struct iv_cand): Rename depends_on to inv_vars.
336 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
337 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
338 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
339 (dump_cand): Dump inv_vars.
340 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
341 (record_invariant, find_depends, add_candidate_1): Ditto.
342 (set_group_iv_cost, force_var_cost): Ditto.
343 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
344 (get_computation_cost_at, get_computation_cost): Ditto.
345 (determine_group_iv_cost_generic): Ditto.
346 (determine_group_iv_cost_address): Ditto.
347 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
348 (determine_group_iv_costs): Ditto.
349 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
350 (iv_ca_set_remove_invariants): Renamed to ...
351 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
352 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
353 (iv_ca_set_add_invariants): Renamed to ...
354 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
355 (iv_ca_set_cp): Use iv_ca_set_add_invs.
356 (iv_ca_has_deps): Support inv_vars and inv_exprs.
357 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
358 (create_new_ivs): Remove useless dump.
360 2017-05-02 Bin Cheng <bin.cheng@arm.com>
362 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
364 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
365 (iv_ca_set_no_cp, create_new_iv): Ditto.
367 2017-05-02 Bin Cheng <bin.cheng@arm.com>
369 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
371 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
373 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
374 function tree_check2.
376 2017-05-02 Martin Liska <mliska@suse.cz>
378 * doc/gcov.texi: Add missing preposition.
379 * gcov.c (function_info::function_info): Properly fill up
380 all member variables.
382 2017-05-02 Tamar Christina <tamar.christina@arm.com>
384 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
386 2017-05-02 Tamar Christina <tamar.christina@arm.com>
388 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
390 2017-05-02 Martin Liska <mliska@suse.cz>
393 * lto-streamer-in.c (lto_read_tree_1): Remove
395 * lto-streamer.c (struct tree_hash_entry): Likewise.
396 (struct tree_entry_hasher): Likewise.
397 (tree_entry_hasher::hash): Likewise.
398 (tree_entry_hasher::equal): Likewise.
399 (lto_streamer_init): Likewise.
400 (lto_orig_address_map): Likewise.
401 (lto_orig_address_get): Likewise.
402 (lto_orig_address_remove): Likewise.
403 * lto-streamer.h: Likewise.
404 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
405 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
407 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
409 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
410 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
411 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
412 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
413 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
414 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
415 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
416 (mm_maskz_sub_ss): New intrinsics.
417 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
418 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
419 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
420 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
421 (__builtin_ia32_subss_mask_round): New builtins.
422 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
423 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
424 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
426 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
427 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
429 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
432 2017-05-02 Martin Jambor <mjambor@suse.cz>
434 PR tree-optimization/78687
435 * tree-sra.c (access): New field parent.
436 (process_subtree_disqualification): New function.
437 (disqualify_candidate): Call it.
438 (build_accesses_from_assign): Reset write flag if creating an
440 (build_access_subtree): Fill in parent field and also prpagate
442 (create_artificial_child_access): New parameter set_grp_write, set
443 grp_write to its value.
444 (propagate_subaccesses_across_link): Also propagate grp_write flag
446 (propagate_all_subaccesses): Push the closest parent back to work
447 queue if add_access_to_work_queue returned true.
449 2017-05-02 Richard Biener <rguenther@suse.de>
451 * common.opt (fstrict-overflow): Alias negative to fwrapv.
452 * doc/invoke.texi (fstrict-overflow): Remove all traces of
453 -fstrict-overflow documentation.
454 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
455 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
456 flag_strict_overflow.
457 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
458 * lto-opts.c (lto_write_options): Do not stream it.
459 * lto-wrapper.c (merge_and_complain): Do not handle it.
460 * opts.c (default_options_table): Do not set -fstrict-overflow.
461 (finish_options): Likewise do not clear it when sanitizing.
462 * simplify-rtx.c (simplify_const_relational_operation): Do not
463 test flag_strict_overflow.
465 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
467 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
468 using enabled attribute.
469 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
470 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
471 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
472 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
473 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
474 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
475 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
476 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
477 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
478 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
480 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
484 2017-05-02 Richard Biener <rguenther@suse.de>
486 PR tree-optimization/80591
488 2017-04-10 Richard Biener <rguenther@suse.de>
490 * tree-ssa-structalias.c (find_func_aliases): Properly handle
493 2017-05-02 Richard Biener <rguenther@suse.de>
495 PR tree-optimization/80549
496 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
497 (cleanup_tree_cfg_noloop): Create forwarders to known loop
498 headers if they do not have a preheader.
500 2017-05-02 Martin Liska <mliska@suse.cz>
503 * common.opt: Fix typo.
504 * doc/invoke.texi: Likewise.
506 2017-05-01 Jan Beulich <jbeulich@suse.com>
508 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
509 swapping, add (x,x,m,x,n) alternative.
511 2017-05-01 Nathan Sidwell <nathan@acm.org>
513 * calls.c (combine_pending_stack_adjustment_and_call): Remove
514 unnecessary unadjusted_alignment check.
516 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
519 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
521 * gimplify.c (gimplify_cilk_detach): New function.
522 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
523 * tree-core.h: Document EXPR_CILK_SPAWN.
524 * tree.h (EXPR_CILK_SPAWN): Define.
526 2017-05-01 David Malcolm <dmalcolm@redhat.com>
528 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
529 to use new fixit_hint representation, using the "replace" logic.
530 (get_line_span_for_fixit_hint): Likewise.
531 (layout::print_any_fixits): Likewise.
532 (selftest::test_one_liner_many_fixits): Rename to...
533 (selftest::test_one_liner_many_fixits_1): ...this, and update
534 comment and expected output to reflect that the multiple fix-it
535 hints are now consolidated into one insertion.
536 (selftest::test_one_liner_many_fixits_2): New test.
537 (selftest::test_diagnostic_show_locus_one_liner): Update for
539 (selftest::test_fixit_consolidation): Update for fix-it API
541 * diagnostic.c (print_parseable_fixits): Likewise.
542 * edit-context.c (edited_line::m_line_events): Convert from
543 auto_vec <line_event *> to auto_vec <line_event>.
544 (class line_event): Convert from abstract base class to a concrete
545 class, taking over the role of replace_event.
546 (class insert_event): Delete.
547 (class replace_event): Rename to class line_event. Convert to
549 (edit_context::add_fixits): Reimplement.
550 (edit_context::apply_insert): Delete.
551 (edit_context::apply_replace): Rename to...
552 (edit_context::apply_fixit): ...this. Convert to half-open range.
553 (edited_file::apply_insert): Delete.
554 (edited_file::apply_replace): Rename to...
555 (edited_file::apply_fixit): ...this.
556 (edited_line::~edited_line): Drop deletion of events.
557 (edited_line::apply_insert): Delete.
558 (edited_line::apply_replace): Rename to...
559 (edited_line::apply_fixit): ...this. Convert to half-open range.
560 Update for change to type of m_line_events.
561 * edit-context.h (edit_context::apply_insert): Delete.
562 (edit_context::apply_replace): Rename to...
563 (edit_context::apply_fixit): ...this.
565 2017-05-01 Martin Sebor <msebor@redhat.com>
567 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
570 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
573 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
574 __get_cpuid_max returns 0.
575 (__get_cpuid_count): Ditto.
577 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
579 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
580 replacement expression is another instance of one of its arguments.
582 2017-05-01 Jakub Jelinek <jakub@redhat.com>
585 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
586 check for stack push/pop autoinc.
587 * config/i386/i386.c (ix86_agi_dependent): Return false
588 if the only reason why modified_in_p returned true is that
589 addr is SP based and set_insn is a push or pop.
591 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
593 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
596 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
599 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
600 (account_size_time): Use two predicates - exec_pred and
602 (evaluate_conditions_for_known_args): Compute both clause and
604 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
605 (inline_summary_t::duplicate): Update.
606 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
608 (compute_inline_parameters): Likewise.
609 (estimate_edge_size_and_time): Update caluclation of time.
610 (estimate_node_size_and_time): Compute both time and nonspecialized
612 (estimate_ipcp_clone_size_and_time): Update.
613 (inline_merge_summary): Update.
614 (do_estimate_edge_time): Update.
615 (do_estimate_edge_size): Update.
616 (do_estimate_edge_hints): Update.
617 (inline_read_section, inline_write_summary): Stream both new predicates.
618 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
620 (compute_inlined_call_time): Cleanup.
621 (big_speedup_p): Update.
622 (edge_badness): Update.
623 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
624 (size_time_entry): Replace predicate by exec_predicate and
626 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
627 (estimate_edge_time): Return also nonspec_time.
628 (reset_edge_growth_cache): Update.
630 2017-04-29 Jakub Jelinek <jakub@redhat.com>
632 PR rtl-optimization/80491
633 * ifcvt.c (noce_process_if_block): When looking for x setter
634 with missing else_bb, don't check only the insn right before
635 cond_earliest, but look for the last insn that x is modified in
638 PR rtl-optimization/80491
639 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
641 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
643 PR tree-optimization/80487
644 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
646 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
648 PR tree-optimization/79697
649 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
650 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
651 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
653 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
654 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
656 2017-04-28 Martin Sebor <msebor@redhat.com>
658 PR tree-optimization/80523
659 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
660 (init_target_to_host_charmap, target_to_host, target_strtol10): New
662 (maybe_warn, format_directive, parse_directive): Use new functions.
663 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
665 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
667 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
669 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
671 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
672 target_header_dir): Set correctly.
673 * configure: Regenerated.
674 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
675 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
676 instead of SYSTEM_HEADER_DIR.
678 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
680 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
681 (estimate_local_effects): Likewise.
682 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
683 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
684 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
685 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
686 do_estimate_edge_time, estimate_edge_time): Likewise.
687 * ipa-inline-analysis.c (estimate_node_size_and_time,
688 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
689 (estimate_time_after_inlining): Remove.
691 2017-04-28 Martin Liska <mliska@suse.cz>
693 * doc/gcov.texi: Enhance documentation of gcov.
695 2017-04-28 Martin Liska <mliska@suse.cz>
697 * doc/gcov.texi: Sort options in alphabetic order.
698 * doc/gcov-dump.texi: Likewise.
699 * doc/gcov-tool.texi: Likewise.
700 * gcov.c (print_usage): Likewise.
701 * gcov-dump.c (print_usage): Likewise.
702 * gcov-tool.c (print_merge_usage_message): Likewise.
703 (print_rewrite_usage_message): Likewise.
704 (print_overlap_usage_message): Likewise.
706 2017-04-28 Martin Liska <mliska@suse.cz>
708 PR gcov-profile/53915
709 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
711 2017-04-28 Martin Liska <mliska@suse.cz>
713 PR gcov-profile/79891
714 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
715 is marked by compiler as living on a line.
716 (get_cycles_count): Remove usage of the union.
717 (output_intermediate_file): Likewise.
718 (find_source): Fix GNU coding style.
719 (accumulate_line_counts): Remove old non-all block mode.
720 (output_lines): Remove usage of the union.
721 * profile.c (output_location): Include all BBs, even if
722 belonging to a same line (and file) as a previous BB.
724 2017-04-28 Martin Liska <mliska@suse.cz>
726 * gcov.c (process_args): Handle new argument 'w'.
727 (read_graph_file): Assign ID to BBs.
728 (output_branch_count): Display BB # if verbose flag is set.
729 (output_lines): Likewise for arcs.
730 (print_usage): Add '--verbose' option help.
731 * doc/gcov.texi: Document --verbose (-w) option.
733 2017-04-28 Martin Liska <mliska@suse.cz>
735 * gcov.c (struct block_location_info): New struct.
736 (process_file): Fill up the new structure.
737 (read_graph_file): Replace usage of encoding by the newly added
739 (add_line_counts): Likewise.
740 (accumulate_line_counts): Remove usage of the union.
741 (function_info::function_info): New function.
742 (function_info::~function_info): Likewise.
743 (process_file): Call delete instead of release_function.
744 (release_function): Release the function.
745 (release_structures): Call delete instead of release_function.
746 (solve_flow_graph): Replace usage of num_blocks.
747 (find_exception_blocks): Likewise.
748 (output_lines): Fix GNU coding style.
750 2017-04-28 Martin Liska <mliska@suse.cz>
753 * coverage.c (coverage_remove_note_file): New function.
754 * coverage.h: Declare the function.
755 * toplev.c (finalize): Clean if an error has been seen.
757 2017-04-28 Martin Liska <mliska@suse.cz>
759 PR gcov-profile/80031
760 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
761 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
762 * gcov.c (read_graph_file): Read just number of blocks.
763 * profile.c (branch_prob): Do not stream 0 flags per a basic
766 2017-04-28 Martin Liska <mliska@suse.cz>
768 * gcov-dump.c (tag_*): Add new argument to declarations.
769 (dump_gcov_file): Likewise.
770 (tag_blocks): Add and use new argument depth.
771 (tag_arcs): Likewise.
772 (tag_lines): Likewise.
773 (tag_counters): Likewise.
774 (tag_summary): Likewise.
775 (dump_working_sets): Use depth to do a proper indentation.
777 2017-04-28 Jakub Jelinek <jakub@redhat.com>
780 * cgraph.h (symtab_node::debug_symtab): No longer inline.
781 * symtab.c (symtab_node::debug_symtab): Move definition here.
783 2017-04-28 Richard Biener <rguenther@suse.de>
785 * lto-streamer.h (LTO_major_version): Bump to 7.
787 2017-04-28 Richard Biener <rguenther@suse.de>
789 * tree-vrp.c (assert_info): New struct.
790 (add_assert_info): New helper.
791 (register_edge_assert_for_2): Refactor to add asserts to a vector
793 (register_edge_assert_for_1): Likewise.
794 (register_edge_assert_for): Likewise.
795 (finish_register_edge_assert_for): New helper actually registering
796 asserts where live on edge.
797 (find_conditional_asserts): Adjust.
798 (find_switch_asserts): Likewise.
799 (evrp_dom_walker::try_find_new_range): Generalize.
800 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
802 2017-04-27 Marek Polacek <polacek@redhat.com>
805 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
806 arg10 and arg11 to itype.
808 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
810 * doc/extend.texi (Object Size Checking): Improve grammar.
812 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
815 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
816 that the logic for permitting reciprocal estimates matches that
819 2017-04-27 Jakub Jelinek <jakub@redhat.com>
822 * tree.c (type_cache_hasher::equal): Only compare
823 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
824 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
825 non-aggregate element types.
826 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
827 about the flag on ARRAY_TYPEs in the comment, formatting fix.
829 2017-04-27 Richard Biener <rguenther@suse.de>
832 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
833 stripping ARRAY_REFs from MEM_EXPR make sure we're not
834 keeping a reference to a trailing array.
836 2017-04-27 Richard Biener <rguenther@suse.de>
839 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
840 being in loop-closed SSA form conservatively.
841 (chrec_fold_multiply_poly_poly): Likewise.
843 2017-04-27 Tamar Christina <tamar.christina@arm.com>
846 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
847 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
849 2017-04-27 Jakub Jelinek <jakub@redhat.com>
852 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
853 (aarch64_function_arg_alignment): Return unsigned int again, but still
854 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
855 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
856 Don't emit -Wpsabi note.
857 (aarch64_function_arg_boundary): Likewise.
858 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
861 2017-04-26 Nathan Sidwell <nathan@acm.org>
863 * tree.h (crc32_unsigned_n): Declare.
864 (crc32_unsigned, crc32_unsigned): Make inline.
865 * tree.c (crc32_unsigned_bits): Replace with ...
866 (crc32_unsigned_n): ... this.
867 (crc32_unsigned, crc32_byte): Remove.
868 (crc32_string): Remove unnecessary braces.
870 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
872 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
873 * ipa-inline-analysis.c (MAX_TIME): Remove.
874 (account_size_time): Use sreal for time.
875 (dump_inline_summary): Update.
876 (estimate_function_body_sizes): Update.
877 (estimate_edge_size_and_time): Update.
878 (estimate_calls_size_and_time): Update.
879 (estimate_node_size_and_time): Update.
880 (inline_merge_summary): Update.
881 (inline_update_overall_summary): Update.
882 (estimate_time_after_inlining): Update.
883 (inline_read_section): Update.
884 (inline_write_summary): Update.
885 * ipa-inline.c (compute_uninlined_call_time): Update.
886 (compute_inlined_call_time): Update.
887 (recursive_inlining): Update.
888 (inline_small_functions): Update.
889 (dump_overall_stats): Update.
890 * ipa-inline.h: Include sreal.h.
891 (size_time_entry): Turn time to sreal.
892 (inline_summary): Turn self_time nad time to sreal.
894 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
896 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
898 (sreal::stream_out, sreal::stream_in): New.
899 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
901 2017-04-25 Jakub Jelinek <jakub@redhat.com>
903 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
906 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
911 (dimode_scalar_chain::compute_convert_gain): Ditto.
912 (dimode_scalar_chain::make_vector_copies): Ditto.
913 (dimode_scalar_chain::convert_reg): Ditto.
914 (dimode_scalar_chain::convert_insn): Ditto.
915 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
916 (VI248_AVX512BW_1): New mode iterator.
917 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
918 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
921 2017-04-25 Martin Sebor <msebor@redhat.com>
923 PR tree-optimization/80497
924 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
925 constants are representable in HOST_WIDE_INT.
926 (parse_directive): Ditto.
928 2017-04-25 Martin Sebor <msebor@redhat.com>
931 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
932 (new_zero_array): Adjust signature.
933 (dom_info::dom_init): Used unsigned rather that size_t.
934 (dom_info::dom_info): Same.
936 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
937 Jakub Jelinek <jakub@redhat.com>
940 * config/arm/arm.c: Include gimple.h.
941 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
942 returns negative, increment ncrn only if it returned positive.
943 (arm_needs_doubleword_align): Return int instead of bool,
944 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
945 members, but if there is any such non-FIELD_DECL
946 > PARM_BOUNDARY aligned decl, return -1 instead of false.
947 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
948 returns negative, increment nregs only if it returned positive.
949 (arm_setup_incoming_varargs): Likewise.
950 (arm_function_arg_boundary): Emit -Wpsabi note if
951 arm_needs_doubleword_align returns negative, return
952 DOUBLEWORD_ALIGNMENT only if it returned positive.
954 2017-04-25 Marek Polacek <polacek@redhat.com>
957 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
958 first argument to type.
960 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
963 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
964 type checks to test for compatibility instead of equality.
966 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
967 Jakub Jelinek <jakub@redhat.com>
970 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
972 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
973 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
974 the alignment computation, but return their maximum in warn_alignment.
975 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
976 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
978 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
979 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
982 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
984 * config/arc/simdext.md (dmpyh): Fix typo.
986 2017-04-25 Richard Biener <rguenther@suse.de>
988 PR tree-optimization/80492
989 * alias.c (compare_base_decls): Handle registers with asm
990 specification conservatively.
991 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
992 compare_base_decls returning dont-know properly.
994 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
996 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
997 (legitimate_offset_address_p): New function.
998 (arc_legitimate_address_p): Use above function.
1000 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1002 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1004 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1006 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1007 ACCH registers whenever they are available.
1009 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1011 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1012 double regs fix when not used.
1014 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1016 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1018 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1019 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1021 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1023 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1024 when emitting short ADD instructions.
1026 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1028 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1030 (cmpsi_cc_c_insn): Likewise.
1031 (cbranchsi4_scratch): Compute proper instruction length using
1032 compact_hreg_operand.
1033 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1035 2017-04-25 Richard Biener <rguenther@suse.de>
1038 * passes.c (pass_manager::pass_manager): Initialize
1041 2017-04-25 Richard Biener <rguenther@suse.de>
1043 PR tree-optimization/79201
1044 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1046 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1049 * config/s390/vector.md: Split MEM->GPR vector moves for
1050 non-s_operand addresses.
1052 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1055 * config/s390/predicates.md (reload_const_wide_int_operand): New
1057 * config/s390/s390.md ("movti"): Remove d/P alternative.
1058 ("movti_bigconst"): New pattern definition.
1060 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1063 * s390-protos.h (s390_expand_cs_hqi): Removed.
1064 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1065 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1066 modes as well as CCZ1mode and CCZmode.
1067 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1068 signature of s390_emit_compare_and_swap.
1069 (s390_expand_cs_hqi): Likewise, make static.
1070 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1071 compare-and-swap, in some cases.
1072 (s390_expand_cs): Wrapper function.
1073 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1075 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1076 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1077 patterns for small and large integers. Forbid symref memory operands.
1078 Move expander to s390.c. Require cc register.
1079 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1080 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1081 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1082 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1083 symref memory operands. Remove CC mode and call s390_match_ccmode
1085 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1087 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1089 * config/s390/s390.md (define_peephole2): New peephole to help
1090 combining the load-and-test pattern with volatile memory.
1092 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1094 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1095 with CCZmode for TARGET_Z196.
1097 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1099 PR rtl-optimization/80501
1100 * combine.c (make_compound_operation_int): Set subreg_code to SET
1101 even for AND with mask of the sign bit of mode.
1103 PR rtl-optimization/80500
1104 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1105 sum's initial value.
1107 2017-04-25 Julian Brown <julian@codesourcery.com>
1108 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1110 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1112 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1114 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1116 2017-04-25 Julian Brown <julian@codesourcery.com>
1117 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1119 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1120 (thunderx2t99_sha): New Reservation.
1122 2017-04-25 Julian Brown <julian@codesourcery.com>
1123 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1125 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1126 type for 1-element load.
1128 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1130 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1132 2017-04-24 Martin Jambor <mjambor@suse.cz>
1134 PR tree-optimization/80293
1135 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1136 char arrays not totally scalarizable if it is false.
1137 (analyze_all_variable_accesses): Pass correct value in the new
1138 parameter. Add a statistics counter.
1140 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1143 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1145 2017-04-24 Richard Biener <rguenther@suse.de>
1147 PR tree-optimization/80494
1148 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1149 out for complex types.
1151 2017-04-24 Richard Biener <rguenther@suse.de>
1153 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1154 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1155 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1156 (DFS): Adjust and never fail.
1157 (sccvn_dom_walker::fail): Remove.
1158 (sccvn_dom_walker::before_dom_children): Adjust.
1159 (run_scc_vn): Likewise and never fail.
1160 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1161 (pass_fre::execute): Likewise.
1163 2017-04-24 Richard Biener <rguenther@suse.de>
1165 PR tree-optimization/79725
1166 * tree-ssa-sink.c (statement_sink_location): Return whether
1167 failure reason was zero uses. Move that check later.
1168 (sink_code_in_bb): Deal with zero uses by removing the stmt
1171 2017-04-24 Richard Biener <rguenther@suse.de>
1174 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1175 pointer-based references.
1177 2017-04-24 Richard Biener <rguenther@suse.de>
1180 * pass_manager.h (pass_manager::operator new): Remove.
1181 (pass_manager::operator delete): Likewise.
1182 * passes.c (pass_manager::operator new): Remove.
1183 (pass_manager::operator delete): Likewise.
1184 (pass_manager::pass_manager): Zero individual pass members.
1186 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1190 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1191 Check "XEXP (src, 1)" operand here.
1192 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1193 Check "XEXP (src, 1)" operand here.
1194 (dimode_scalar_chain::make_vector_copies): Detect count register
1195 of a shift instruction. Zero extend count register from QImode
1196 to DImode to satisfy vector shift pattern count operand predicate.
1197 Substitute vector shift count operand with a DImode copy.
1198 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1201 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1204 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1205 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1206 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1207 (UNSPEC_NOREX_MEM): Remove definition.
1209 2017-04-21 Richard Biener <rguenther@suse.de>
1211 PR tree-optimization/79547
1212 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1213 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1214 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1215 without any constraints.
1217 2017-04-21 Richard Biener <rguenther@suse.de>
1219 PR tree-optimization/78847
1220 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1222 2017-04-21 Richard Biener <rguenther@suse.de>
1224 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1225 (build_distinct_type_copy): Likewise.
1226 (build_variant_type_copy): Likewise.
1227 * tree.c (build_qualified_type): Pass down mem-stat info.
1228 (build_distinct_type_copy): Likewise.
1229 (build_variant_type_copy): Likewise.
1231 2017-04-21 Richard Biener <rguenther@suse.de>
1233 PR tree-optimization/80237
1234 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1236 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1237 for a simplified result.
1239 2016-04-21 Richard Biener <rguenther@suse.de>
1241 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1242 sth as strict as a simple_iv but a chrec without symbols and an
1243 operand defined in the loop we are peeling (and not some subloop).
1244 (propagate_constants_for_unrolling): Propagate all constants.
1246 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.c (print_reg): Remove assert for disalowed
1250 regno values, call output_operand_lossage instead.
1252 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1255 * config/i386/constraints.md (Yc): New register constraint.
1256 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1257 Use Yc constraint for alternative 2 of operand 0. Remove
1258 preferred_for_speed attribute.
1260 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1262 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1263 lastprivate clauses in SIMT case.
1265 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1267 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1269 2017-04-20 Richard Biener <rguenther@suse.de>
1271 PR tree-optimization/57796
1272 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1274 (vect_model_load_cost): Cost gathers as N scalar loads.
1276 2017-04-20 Richard Biener <rguenther@suse.de>
1278 * ggc-page.c (ggc_allocated_p): Rename to ...
1279 (safe_lookup_page_table_entry): ... this and return the lookup
1281 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1283 2017-04-20 Richard Biener <rguenther@suse.de>
1285 PR tree-optimization/80453
1286 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1287 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1288 from the conditions.
1289 (vn_phi_eq): Pass them down.
1290 (vn_phi_lookup): Record them.
1291 (vn_phi_insert): Likewise.
1293 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1295 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1296 uninitialized variable warning to avoid buffer overrun.
1298 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1301 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1302 is suppressed for '{ 0 }' in C.
1304 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1306 * BASE-VER: Set to 8.0.0.
1308 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1310 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1311 priority .init_array and .fini_array section with SECTION_NOTYPE
1314 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1317 * tree.h (build_array_type): Add typeless_storage default argument.
1318 * tree.c (type_cache_hasher::equal): Also compare
1319 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1320 (build_array_type): Add typeless_storage argument, set
1321 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1323 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1324 (build_array_type): Likewise. Add typeless_storage argument.
1326 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1327 Jakub Jelinek <jakub@redhat.com>
1329 PR tree-optimization/80426
1330 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1331 operation on symbolic operands, also compute the overflow for the
1332 invariant part when the operation degenerates into a negation.
1334 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1337 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1338 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1341 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1343 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1346 * config/avr/avr.c (tree.h): Include it.
1347 (cgraph.h): Include it.
1348 (avr_encode_section_info): Don't warn for uninitialized progmem
1349 variable if it's just an alias.
1351 2017-04-19 Richard Biener <rguenther@suse.de>
1354 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1355 when needed by AutoPGO.
1357 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1360 * doc/lto.texi: Remove an extra 'that'.
1362 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1364 PR rtl-optimization/80429
1365 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1366 are only used in debug insns.
1368 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1369 Vladimir Makarov <vmakarov@redhat.com>
1371 * config/sparc/predicates.md (input_operand): Add comment. Return
1372 true for any memory operand when LRA is in progress.
1373 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1375 2017-04-18 Jeff Law <law@redhat.com>
1378 * mips.md ({return,simple_return}_internal): Do not overwrite
1381 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1383 PR tree-optimization/80443
1384 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1385 instead of adding 1, subtract -1 and similarly instead of subtracting
1388 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1390 PR rtl-optimization/80357
1391 * haifa-sched.c (tmp_bitmap): New variable.
1392 (model_recompute): Handle duplicate use records.
1393 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1394 (free_global_sched_pressure_data): Free it.
1396 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1399 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1400 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1401 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1402 instead of SYSTEM_HEADER_DIR.
1404 2017-04-18 Jeff Law <law@redhat.com>
1407 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1408 predecessors after walking up the insn chain.
1410 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1413 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1414 sizetype type into debug info.
1416 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1419 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1420 unneeded test for TARGET_UPPER_REGS_SF.
1421 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1423 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1426 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1427 instead of gsi_after_labels.
1429 2017-04-18 Jeff Law <law@redhat.com>
1431 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1435 2017-04-13 Jeff Law <law@redhat.com>
1436 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1437 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1439 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1442 * config/avr/avr.c (intl.h): Include it.
1443 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1445 2017-04-18 Martin Liska <mliska@suse.cz>
1447 PR gcov-profile/78783
1448 * gcov-tool.c (gcov_output_files): Validate that destination
1449 file is either removed by the tool or by a user.
1451 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1452 Guy Benyei <guybe@mellanox.com>
1454 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1455 block, and do not negate it, the stored id is already negative.
1457 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1459 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1461 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1464 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1465 masks of options that should be turned off if the VSX vector
1466 options are turned off.
1467 (OTHER_P8_VECTOR_MASKS): Likewise.
1468 (OTHER_VSX_VECTOR_MASKS): Likewise.
1469 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1470 rs6000_disable_incompatible_switches to validate no type switches
1472 (rs6000_incompatible_switch): New function to disallow turning on
1473 other vector options if -mno-vsx, -mno-power8-vector, or
1474 -mno-power9-vector are specified.
1476 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1478 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1480 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1482 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1483 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1484 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1485 (ARG_POINTER_CFA_OFFSET): Likewise.
1487 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1489 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1490 conditions to take advantage of various optimizations.
1492 2017-04-13 Jeff Law <law@redhat.com>
1494 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1495 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1496 (zero_extendsidi2_dext): Likewise.
1498 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1501 * fold-const.c (fold_ternary_loc): Revert
1502 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1505 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1507 PR rtl-optimization/80343
1508 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1511 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1514 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1515 to ubsan_encode_value.
1517 2017-04-13 Jeff Law <law@redhat.com>
1519 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1520 appearing in DEBUG_INSNs.
1522 2017-04-13 Martin Liska <mliska@suse.cz>
1524 PR gcov-profile/80413
1525 * gcov-io.c (gcov_write_string): Copy to buffer just when
1526 allocated size is greater than zero.
1528 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1531 * dwarf2out.c (decls_for_scope): Ignore declarations of
1532 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1534 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1537 * ipa-visibility.c (non_local_p): Fix typos.
1538 (localize_node): When localizing symbol in same comdat group,
1539 dissolve the group only when we know external symbols are going
1541 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1543 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1545 PR tree-optimization/79390
1546 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1547 order does not result in usable sequence, retry with reversed operand
1553 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1554 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1555 op0 instead of fold_convert_loc (loc, type, arg0).
1557 2017-04-12 Jeff Law <law@redhat.com>
1559 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1560 has a delay slot in the generated code.
1562 * config/cris/cris.md (cris_preferred_reload_class): Return
1563 GENNONACR_REGS rather than GENERAL_REGS.
1565 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1568 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1569 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1570 signedness of the result type.
1572 2017-04-12 Richard Biener <rguenther@suse.de>
1573 Jeff Law <law@redhat.com>
1575 PR tree-optimization/80359
1576 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1577 trim stores to TARGET_MEM_REFs.
1579 2017-04-12 Richard Biener <rguenther@suse.de>
1581 PR tree-optimization/79390
1582 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1583 threading case even more.
1585 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1588 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1589 for quad_address_p for TImode, instead of just not indexed_address.
1591 2017-04-12 Richard Biener <rguenther@suse.de>
1592 Bernd Edlinger <bernd.edlinger@hotmail.de>
1595 * alias.c (component_uses_parent_alias_set_from): Handle
1596 TYPE_TYPELESS_STORAGE.
1597 (get_alias_set): Likewise.
1598 * tree-core.h (tree_type_common): Add typeless_storage flag.
1599 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1600 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1601 for types containing members with TYPE_TYPELESS_STORAGE.
1602 (place_field): Likewise.
1603 (layout_type): Likewise for ARRAY_TYPE.
1604 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1605 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1606 TYPE_TYPELESS_STORAGE.
1607 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1609 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1612 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1613 first argument to type.
1615 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1619 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1620 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1621 (rs6000_expand_binop_builtin): Likewise.
1622 (rs6000_expand_ternop_builtin): Likewise; also add missing
1623 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1624 vshasigma built-ins.
1625 * doc/extend.texi: Document that vec_xxpermdi's third argument
1628 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1630 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1631 Use shift_const cost parameter when calculating gain of STV shifts.
1633 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1635 PR rtl-optimization/70478
1636 * lra-constraints.c (process_alt_operands): Check memory for
1637 disfavoring memory insn operand.
1639 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1642 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1643 left shift in unsigned HOST_WIDE_INT type.
1645 PR rtl-optimization/80385
1646 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1647 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1650 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1651 if they have any depend clauses.
1653 2017-04-11 Martin Liska <mliska@suse.cz>
1656 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1657 * ipa-split.c (split_function): Create a local comdat symbol
1658 if caller is in a comdat group.
1660 2017-04-11 Martin Liska <mliska@suse.cz>
1663 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1666 2017-04-11 Martin Sebor <msebor@redhat.com>
1669 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1670 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1672 (directive::set_width, directive::set_precision, format_character):
1674 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1677 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1680 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1681 conflict, set target->arch_name instead of target->cpu_name.
1683 2017-04-11 Richard Biener <rguenther@suse.de>
1685 PR tree-optimization/80374
1686 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1687 build_zero_cst, remove fold_convertible_p check again.
1689 2017-04-11 Martin Liska <mliska@suse.cz>
1692 * ubsan.c (instrument_object_size): Do not instrument register
1695 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1698 * config/i386/i386-builtin-types.def
1699 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1700 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1701 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1702 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1703 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1704 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1705 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1706 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1707 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1708 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1709 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1710 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1711 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1712 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1713 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1714 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1715 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1716 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1717 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1718 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1719 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1720 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1721 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1722 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1723 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1724 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1725 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1726 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1727 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1728 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1729 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1730 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1731 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1732 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1733 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1734 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1735 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1736 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1737 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1738 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1739 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1740 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1741 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1742 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1743 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1744 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1746 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1747 flag to second_arg_count, handle 4 argument function type _COUNT
1748 aliases, handle second_arg_count on second argument rather than last.
1750 2017-04-10 Jeff Law <law@redhat.com>
1752 PR tree-optimization/80374
1753 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1754 record anything if we can not convert integer_zero_node to the
1757 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1760 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1761 Enhance special handling given to the TARGET_P9_MINMAX option in
1762 relation to certain other options.
1764 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1766 PR tree-optimization/80153
1767 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1768 remove POINTER_PLUS_EXPR's base part directly, rather than through
1771 2017-04-10 Richard Biener <rguenther@suse.de>
1772 Bin Cheng <bin.cheng@arm.com>
1774 PR tree-optimization/80153
1775 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1776 the first element of pointer type aff_tree. Build result expr in
1778 (add_elt_to_tree): Convert to type unconditionally. Remove other
1780 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1781 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1783 2017-04-10 Richard Biener <rguenther@suse.de>
1785 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1788 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1790 PR rtl-optimization/70478
1791 * lra-constraints.c (curr_small_class_check): New.
1792 (update_and_check_small_class_inputs): New.
1793 (process_alt_operands): Update curr_small_class_check. Disfavor
1794 alternative insn memory operands. Check available regs for small
1797 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1800 * config/mips/mips.opt (-mvirt): Update description.
1801 * doc/invoke.texi (-mvirt): Likewise.
1803 2017-04-10 Richard Biener <rguenther@suse.de>
1806 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1807 looking for NEGATE_EXPR in -A / -B to A / B folding.
1809 2017-04-10 Martin Liska <mliska@suse.cz>
1811 PR gcov-profile/80224
1812 * gcov.c (print_usage): Fix usage string.
1813 (get_gcov_intermediate_filename): Remove.
1814 (output_gcov_file): Use both for normal and intermediate format.
1815 (generate_results): Do not initialize special file for
1816 intermediate format.
1818 2017-04-10 Richard Biener <rguenther@suse.de>
1820 PR tree-optimization/80304
1821 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1824 2017-04-10 Nathan Sidwell <nathan@acm.org>
1827 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1828 (rs6000_init_builtins): Use it.
1830 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1832 * config/arm/arm.md (<mrc>): Add mode to SET source.
1835 2017-04-10 Richard Biener <rguenther@suse.de>
1838 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1840 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1843 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1844 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1845 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1846 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1847 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1848 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1849 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1850 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1851 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1852 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1853 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1854 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1855 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1856 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1857 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1858 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1859 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1860 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1861 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1862 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1863 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1864 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1865 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1867 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1869 PR rtl-optimization/70478
1870 * lra-constraints.c: Reverse the last patch.
1872 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1874 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1875 Add comment for WCHAR_T.
1877 2017-04-08 Martin Liska <mliska@suse.cz>
1880 2017-04-07 Martin Liska <mliska@suse.cz>
1883 * ipa-split.c (split_function): Add function part to a same comdat
1886 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1889 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1891 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1893 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1894 (vec_pairing): ...to this.
1895 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1896 (rs6000_sched_init): Adjust for name change.
1897 (struct rs6000_sched_context): Likewise.
1898 (rs6000_init_sched_context): Likewise.
1899 (rs6000_set_sched_context): Likewise.
1901 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1907 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1909 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1910 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1911 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1913 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1915 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1917 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1919 PR rtl-optimization/70703
1920 * ira-color.c (update_conflict_hard_regno_costs): Use
1921 int64_t instead of HOST_WIDE_INT.
1923 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1925 PR rtl-optimization/70478
1926 * lra-constraints.c (process_alt_operands): Disfavor alternative
1927 insn memory operands.
1929 2017-04-07 Jeff Law <law@redhat.com>
1931 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1932 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1934 2017-04-07 Martin Liska <mliska@suse.cz>
1937 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1938 Show error message instead of an ICE.
1940 2017-04-07 Martin Liska <mliska@suse.cz>
1943 * ipa-split.c (split_function): Add function part to a same comdat
1946 2017-04-07 Richard Biener <rguenther@suse.de>
1949 * tree.c (get_unwidened): Also handle ! for_type case for
1951 * convert.c (do_narrow): Split out from ...
1952 (convert_to_integer_1): ... here. Do not pass final truncation
1953 type to get_unwidened for TRUNC_DIV_EXPR.
1955 2017-04-07 Richard Biener <rguenther@suse.de>
1957 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1959 (aff_combination_const): Adjust.
1960 (aff_combination_scale): Likewise.
1961 (aff_combination_add_elt): Likewise.
1962 (aff_combination_add_cst): Likewise.
1963 (aff_combination_convert): Likewise.
1964 (add_elt_to_tree): Likewise. Remove unused argument.
1965 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1967 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1969 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1971 * config/arm/arm.c (arm_default_short_enums): Use
1972 ARM_DEFAULT_SHORT_ENUMS.
1973 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1975 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1978 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1979 members with redundant out-of-class redeclaration.
1981 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1985 * config/i386/i386.md (*zero_extendsidi2):
1986 Add (?*x,*x) and (?*v,*v) alternatives.
1988 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/i386.c (ix86_expand_builtin)
1992 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1993 mode from insn data. Convert operands to insn operand mode.
1994 Copy operands that don't satisfy insn predicate to a register.
1996 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1998 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2001 2017-04-06 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/80334
2004 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2005 preserve alignment of accesses.
2007 2017-04-06 Richard Biener <rguenther@suse.de>
2009 PR tree-optimization/80262
2010 * tree-sra.c (build_ref_for_offset): Preserve address-space
2012 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2013 Drop useless address-space information on MEM_REF offsets.
2015 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2017 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2019 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2021 PR rtl-optimization/70703
2022 * ira-color.c (update_conflict_hard_regno_costs): Use
2023 HOST_WIDE_INT instead of long.
2025 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2029 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2031 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2032 for x86_64 target. Handle -m3dnowa option.
2034 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2036 PR rtl-optimization/70703
2037 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2038 (update_conflict_hard_regno_costs): Use long instead of unsigned
2039 arithmetic for cost calculation.
2041 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2042 Bernd Edlinger <bernd.edlinger@hotmail.de>
2045 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2048 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2051 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2052 ptr_mode with Pmode throughout.
2053 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2054 into probe_stack_range and use DImode.
2056 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2059 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2060 call_eh_return is true.
2062 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2064 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2065 Initialize last_match_fntype_index.
2067 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2070 * tree-nvr.c: Include internal-fn.h.
2071 (pass_return_slot::execute): Ignore internal calls without
2074 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2075 Richard Biener <rguenther@suse.de>
2078 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2079 captures used multiple times, except for the last use.
2080 * generic-match-head.c: Include gimplify.h.
2082 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2084 PR tree-optimization/79390
2085 * target.h (struct noce_if_info): Declare.
2086 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2087 * target.def (noce_conversion_profitable_p): New target hook.
2088 * ifcvt.h (struct noce_if_info): New type, moved from ...
2089 * ifcvt.c (struct noce_if_info): ... here.
2090 (noce_conversion_profitable_p): Renamed to ...
2091 (default_noce_conversion_profitable_p): ... this. No longer
2093 (noce_try_store_flag_constants, noce_try_addcc,
2094 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2095 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2096 instead of noce_conversion_profitable_p.
2097 * config/i386/i386.c: Include ifcvt.h.
2098 (ix86_option_override_internal): Don't override
2099 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2100 (ix86_noce_conversion_profitable_p): New function.
2101 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2102 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2103 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2104 * doc/tm.texi: Regenerated.
2106 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2108 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2111 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2114 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2115 instructions for small multiply cores.
2117 2017-04-04 Jeff Law <law@redhat.com>
2119 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2121 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2122 that are not set by the loop over the elements.
2124 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2127 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2128 int mode, convert_modes it to mode as unsigned, otherwise use
2129 lowpart_subreg to mode rather than SImode.
2130 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2131 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2132 Use DImode instead of SImode for the shift count operand.
2133 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2136 2017-04-04 Richard Biener <rguenther@suse.de>
2139 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2140 arithmetic done for the negate or the plus. Simplify.
2141 (A - (-B) -> A + B): Likewise.
2142 * fold-const.c (split_tree): Make sure to not negate pointers.
2144 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2146 PR rtl-optimization/60818
2147 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2148 a compare of comparisons with the thing compared if this results
2149 in a different machine mode.
2151 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2153 * alias.c (base_alias_check): Fix typo in comment.
2154 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2155 * cgraphunit.c (symbol_table::compile): Likewise.
2156 * collect2.c (maybe_run_lto_and_relink): Likewise.
2157 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2158 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2159 * config/avr/avr.c (avr_map_op_t): Likewise.
2160 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2161 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2162 * config/epiphany/epiphany.md (movcc): Likewise.
2163 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2164 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2166 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2167 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2168 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2169 * config/sh/sh.c (sh_rtx_costs): Likewise.
2170 * fold-const.c (fold_truth_andor): Likewise.
2171 * genautomata.c (collapse_flag): Likewise.
2172 * gengtype.h (struct type::u::s): Likewise.
2173 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2174 * input.c (FORMAT_AMOUNT): Likewise.
2175 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2176 (known_aggs_to_agg_replacement_list): Likewise.
2177 * ipa-inline-analysis.c: Likewise.
2178 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2179 * ipa-polymorphic-call.c
2180 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2181 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2182 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2184 * modulo-sched.c (apply_reg_moves): Likewise.
2185 * omp-expand.c (build_omp_regions_1): Likewise.
2186 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2187 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2188 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2189 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2190 * value-prof.c: Likewise.
2191 * var-tracking.c (val_reset): Likewise.
2193 2017-04-03 Richard Biener <rguenther@suse.de>
2195 PR tree-optimization/80275
2196 * fold-const.c (split_address_to_core_and_offset): Handle
2199 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2201 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2202 descriptors is at least equal to that of functions.
2204 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2206 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2208 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2212 (mov<IMOD4:mode>): New expander.
2213 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2215 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2217 PR rtl-optimization/79405
2218 * fwprop.c (propagations_left): New variable.
2219 (forward_propagate_into): Decrement it.
2220 (fwprop_init): Initialize it.
2221 (fw_prop): If the variable has reached zero, stop propagating.
2222 (fwprop_addr): Ditto.
2224 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2227 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2228 a FUNCTION_DECL, pass it as decl instead of origin to
2231 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2233 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2236 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2239 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2240 TARGET_VSX_SMALL_INTEGER.
2242 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2244 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2245 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2247 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2249 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2250 extraction from odd-numbered MSA register.
2252 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2255 * expmed.c (store_bit_field_1): Don't attempt to create
2256 a word subreg out of hard registers wider than word if they
2257 have HARD_REGNO_NREGS of 1 for their mode.
2260 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2261 conversions to integer types wider than word and pointer.
2264 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2265 (rtx_equal_for_cselib_p): Pass 0 to it.
2266 * cselib.c (cselib_hasher::equal): Likewise.
2267 (rtx_equal_for_cselib_1): Add depth argument. If depth
2268 is 128, don't look up VALUE locs and punt. Increment
2269 depth in recursive calls when walking VALUE locs.
2271 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2273 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2274 (make_gcov_file_name): Use the canonical path name for generating
2276 (read_line): Fix handling of files with ascii null bytes.
2278 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2280 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2281 to initialise a vector register instead
2282 of using a const_int.
2284 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2286 PR translation/80189
2287 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2288 diagnostic messages.
2290 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2293 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2294 (dfp_diex_<mode>): Update mode of operand 1.
2295 * doc/extend.texi (dxex, dxexq): Document change to return type.
2296 (diex, diexq): Document change to argument type.
2298 2017-03-30 Martin Jambor <mjambor@suse.cz>
2301 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2302 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2303 it reflects the signature changes performed at the callee side.
2304 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2305 to cgraph_build_function_type_skip_args.
2306 (build_function_decl_skip_args): Adjust call to the above function.
2308 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2311 * config/i386/sse.md
2312 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2313 register as dest whenever it is a MEM not rtx_equal_p to the
2314 corresponding dup operand, and when forcing into reg move the
2315 reg into the memory afterwards.
2316 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2317 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2318 for the force_reg mode.
2319 (avx512vl_vextractf128<mode>): Use register as dest either
2320 always when a MEM, or when it is a MEM not rtx_equal_p to the
2321 corresponding dup operand, or even not when it is a CONST_VECTOR
2322 depending on the mode and lo vs. hi.
2323 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2325 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2326 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2327 Likewise. Require that operands[2] is even.
2328 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2329 Remove extraneous parens. Require that operands[2] is a multiple
2331 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2332 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2333 disallow memory then.
2335 2017-03-30 Richard Biener <rguenther@suse.de>
2337 PR tree-optimization/77498
2338 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2339 to non-constants over backedges.
2341 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2343 PR rtl-optimization/80233
2344 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2345 as last_combined_insn. Do not test for BARRIER_P separately.
2347 2017-03-29 Andreas Schwab <schwab@suse.de>
2350 * calls.c (prepare_call_address): Convert funexp to Pmode before
2351 copying to temp reg.
2353 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2355 PR tree-optimization/80158
2356 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2357 Handle possible future case of more than one alternate
2359 (replace_rhs_if_not_dup): Likewise.
2360 (replace_one_candidate): Likewise.
2362 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2364 PR rtl-optimization/80193
2365 * ira.c (ira): Do not check allocation for LRA.
2367 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2369 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2370 (nvptx_output_simt_exit): Declare.
2371 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2372 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2373 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2374 (nvptx_declare_function_name): ...here. Emit declaration of local
2375 memory space buffer for omp_simt_enter insn.
2376 (nvptx_output_unisimt_switch): New.
2377 (nvptx_output_softstack_switch): New.
2378 (nvptx_output_simt_enter): New.
2379 (nvptx_output_simt_exit): New.
2380 * config/nvptx/nvptx.h (struct machine_function): New fields
2381 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2382 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2383 (UNSPECV_SIMT_EXIT): Ditto.
2384 (omp_simt_enter_insn): New insn.
2385 (omp_simt_enter): New expansion.
2386 (omp_simt_exit): New insn.
2387 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2389 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2390 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2391 (expand_GOMP_SIMT_EXIT): New.
2392 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2393 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2394 (GOMP_SIMT_EXIT): Ditto.
2395 * target-insns.def (omp_simt_enter): New insn.
2396 (omp_simt_exit): Ditto.
2397 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2399 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2400 (lower_rec_input_clauses): Likewise.
2401 (lower_lastprivate_clauses): Handle SIMT privatization.
2403 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2404 (ompdevlow_adjust_simt_enter): New.
2405 (find_simtpriv_var_op): New.
2406 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2407 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2409 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2410 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2411 (copy_decl_for_dup_finish): Ditto.
2413 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2415 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2418 * config/i386/i386.c (ix86_option_override_internal): Always
2419 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2421 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2423 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2425 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2427 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2428 mark new edge's irreducible flag accordign to it.
2429 (vect_do_peeling): Check loop preheader edge's irreducible flag
2430 and pass it to function slpeel_add_loop_guard.
2432 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2434 PR tree-optimization/80218
2435 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2436 Update block frequencies and counts.
2438 2017-03-28 Richard Biener <rguenther@suse.de>
2440 PR tree-optimization/78644
2441 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2442 of a simplification result we may not use it at all.
2444 2017-03-28 Richard Biener <rguenther@suse.de>
2447 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2448 without arguments, generate default definition of a SSA name.
2450 2017-03-28 Richard Biener <rguenther@suse.de>
2453 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2454 TYPE_REF_CAN_ALIAS_ALL references.
2455 * fold-const.c (fold_indirect_ref_1): Likewise.
2457 2017-03-28 Martin Liska <mliska@suse.cz>
2460 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2461 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2463 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2464 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2466 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2467 (EXTRA_SPECS): Define.
2468 (SUBTARGET_EXTRA_SPECS): Likewise.
2469 (SUBTARGET_CPP_SPEC): Likewise.
2470 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2471 SUBTARGET_EXTRA_SPECS.
2472 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2474 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2476 * config/arc/simdext.md (vst64_insn): Update pattern.
2477 (vld32wh_insn): Likewise.
2478 (vld32wl_insn): Likewise.
2479 (vld64_insn): Likewise.
2480 (vld32_insn): Likewise.
2482 2017-03-28 Marek Polacek <polacek@redhat.com>
2485 * fold-const.c (fold_comparison): Use protected_set_expr_location
2486 instead of SET_EXPR_LOCATION.
2488 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2490 * tree.c (add_expr): Avoid name lookup warning.
2492 2017-03-27 Jeff Law <law@redhat.com>
2494 PR tree-optimization/80216
2495 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2496 function name. Limit recursion depth.
2497 (record_temporary_equivalences): Corresponding changes.
2499 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2501 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2504 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2507 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2509 * cfgcleanup.c (reg_note_cfa_p): New array.
2510 (insns_have_identical_cfa_notes): New function.
2511 (old_insns_match_p): Don't cross-jump in between /f
2512 and non-/f instructions. If both i1 and i2 are frame related,
2513 verify all CFA notes, their order and content.
2515 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2518 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2519 HImode and SImode with zero extend to DImode to one insn.
2520 (bswap<mode>2_extenddi): Likewise.
2521 (bswapsi2_extenddi): Likewise.
2522 (bswaphi2_extendsi): Likewise.
2523 (bswaphi2): Combine bswap HImode and SImode into one insn.
2524 Separate memory insns from swapping register.
2525 (bswapsi2): Likewise.
2526 (bswap<mode>2): Likewise.
2527 (bswaphi2_internal): Delete, no longer used.
2528 (bswapsi2_internal): Likewise.
2529 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2530 store, and gpr<-gpr swap insns.
2531 (bswap<mode>2_store): Likewise.
2532 (bswaphi2_reg): Register only splitter, combine with the splitter.
2533 (bswaphi2 splitter): Likewise.
2534 (bswapsi2_reg): Likewise.
2535 (bswapsi2 splitter): Likewise.
2536 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2537 the insns into load, store, and register/register insns.
2538 (bswapdi2_ldbrx): Likewise.
2539 (bswapdi2_load): Likewise.
2540 (bswapdi2_store): Likewise.
2541 (bswapdi2_reg): Likewise.
2543 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2545 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2546 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2548 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2551 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2554 special handling for target option conflicts between dform
2555 options (-mpower9-dform, -mpower9-dform-vector,
2556 -mpower9-dform-scalar) and -mno-direct-move.
2558 2017-03-27 Richard Biener <rguenther@suse.de>
2560 PR tree-optimization/80181
2561 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2563 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2565 * config/arc/predicates.md (move_double_src_operand): Replace the
2566 call to move_double_src_operand with a call to address_operand.
2568 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2570 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2571 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2572 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2574 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2576 * config/arc/predicates.md (long_immediate_loadstore_operand):
2577 Consider scaled addresses cases.
2579 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2581 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2582 restored when in interrupt.
2583 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2584 doesn't have delay slot.
2586 2017-03-27 Richard Biener <rguenther@suse.de>
2589 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2590 inlined thunk clones.
2592 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2595 * asan.c (instrument_derefs): Copy over last operand from
2596 original COMPONENT_REF to the new COMPONENT_REF with
2597 DECL_BIT_FIELD_REPRESENTATIVE.
2598 * ubsan.c (instrument_object_size): Likewise.
2600 2017-03-27 Richard Biener <rguenther@suse.de>
2602 PR tree-optimization/80170
2603 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2604 sure DR/SCEV didnt fold in constants we do not see when looking
2605 at the reference base alignment.
2607 2017-03-27 Richard Biener <rguenther@suse.de>
2610 * gimple-fold.c (fold_ctor_reference): Properly guard against
2611 NULL return value from canonicalize_constructor_val.
2613 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2616 * config/i386/i386.c (ix86_expand_builtin)
2617 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2618 flags reg setting and flags reg using instructions.
2619 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2620 clobbering instructions to zero extend op2.
2622 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2624 * doc/install.texi (Configuration) <--with-aix-soname>:
2625 Update link to AIX ld.
2627 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2629 PR rtl-optimization/80160
2630 PR rtl-optimization/80159
2631 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2632 reg_alternate_class into account.
2634 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2637 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2638 to consider in curr_insn_transform.
2640 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2642 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2643 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2644 and emit_mode_inner.
2646 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2648 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2649 argument to the overloaded builtin variants. Use the new flag to
2650 deprecate certain builtin variants.
2651 * config/s390/s390-builtin-types.def: Add new builtin types.
2652 * config/s390/s390-builtins.h: Support new flags field for
2653 overloaded builtins.
2654 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2655 (s390_macro_to_expand): Enable vector float data type.
2656 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2657 builtins by incrementing the __VEC__ version number.
2658 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2660 (s390_resolve_overloaded_builtin): Emit error messages depending
2661 on the builtin flags.
2662 * config/s390/s390.c (s390_expand_builtin): Support additional
2663 flags argument. Change error message to match the messages
2664 emitted in s390-c.c.
2665 * config/s390/s390.md: New UNSPEC_* constants.
2666 (op_type): Add new instruction types.
2667 * config/s390/vecintrin.h: Add new builtins and test data class
2669 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2670 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2671 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2672 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2673 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2674 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2676 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2677 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2678 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2679 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2681 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2682 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2683 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2684 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2686 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2687 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2688 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2689 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2690 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2691 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2692 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2694 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2695 ("vec_scatter_element<V_HW_4:mode>_DI")
2696 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2697 ("vec_fpint<mode>", "vflls")
2698 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2699 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2700 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2701 ("*vec_cmphe<mode>_cc"): ... these.
2703 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2704 mode constant instead of magic value.
2706 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2708 * config/s390/s390.c (s390_expand_vec_compare): Support other
2709 vector floating point modes than just V2DF.
2710 (s390_expand_vcond): Likewise.
2711 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2712 (s390_cannot_change_mode_class): Prevent mode changes between TF
2713 and V1TF in vector registers.
2714 * config/s390/s390.md (DF, SF): New mode attributes.
2715 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2716 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2717 SFmode support for VRs.
2718 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2720 (VFT, VF_HW): New mode iterators.
2721 (vw, sdx): New mode attributes.
2722 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2723 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2724 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2725 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2726 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2727 also the new vector floating point modes. Renaming to ...
2729 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2730 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2731 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2732 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2733 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2734 ("vec_unordered<mode>"): ... these.
2736 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2737 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2738 ("*vec_extendv2df"): New insn definitions.
2740 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2742 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2743 ("mulditi3_2", "*muldi3_sign"): New patterns.
2744 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2745 rename the pattern definition.
2747 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2749 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2751 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2753 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2755 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2756 instruction if possible.
2757 * config/s390/vector.md (vec_halfnumelts): New mode
2759 ("*vec_vllezlf<mode>"): New pattern.
2761 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2763 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2764 ("popcountv4si2", "popcountv2di2"): Rename to ...
2765 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2766 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2768 ("popcount<mode>2_vxe"): New pattern.
2770 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2772 * common/config/s390/s390-common.c (processor_flags_table): Add
2774 * config.gcc: Add arch12.
2775 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2776 Default to arch12 for unknown CPU model numbers.
2777 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2778 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2779 PROCESSOR_max sanity check.
2780 * config/s390/s390-opts.h (enum processor_type): Add
2782 * config/s390/s390.c (processor_table): Add arch12.
2783 (s390_expand_builtin): Add check for B_VXE flag.
2784 (s390_issue_rate): Add PROCESSOR_ARCH12.
2785 (s390_get_sched_attrmask): Likewise.
2786 (s390_get_unit_mask): Likewise.
2787 (s390_sched_score): Enable z13 scheduling for arch12.
2788 (s390_sched_reorder): Likewise.
2789 (s390_sched_variable_issue): Likewise.
2790 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2792 (s390_tune_attr): Use z13 scheduling also for arch12.
2793 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2794 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2795 (TARGET_VXE_P): New macros.
2796 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2797 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2798 * config/s390/s390.opt: Add arch12 as processor_type.
2800 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2802 * config/s390/s390.md
2803 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2804 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2805 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2807 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2808 Rename expanders to ...
2810 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2811 ("fixuns_truncdddi2_emu"): ... these.
2813 ("fixuns_trunc<mode>si2_emu"): New expander.
2815 ("*fixuns_truncdfdi2_z13"): Rename to ...
2816 ("*fixuns_truncdfdi2_vx"): ... this.
2818 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2820 * config/s390/2964.md: Remove the single element vector compare
2821 instructions which are no longer used.
2822 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2824 (s390_canonicalize_comparison): Remove handling of DFmode
2826 (s390_expand_vec_compare_scalar): Remove function.
2827 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2828 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2830 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2832 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2834 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2836 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2837 will anyway by matched by mov<mode>_64dfp.
2839 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2841 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2842 vlef/vstef. Add missing operand to vleif.
2844 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2846 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2847 pair for all vector types with 64 bit elements.
2848 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2849 * config/s390/vector.md (V_HW_64): ... here.
2850 (V_128_NOSINGLE): New mode iterator.
2851 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2852 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2853 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2854 ("*vec_load_pairv2di"): Change to ...
2855 ("*vec_load_pair<mode>"): ... this one.
2857 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2859 * config/s390/constraints.md: Add comments.
2860 (jKK): Reject element sizes > 8 bytes.
2861 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2863 * config/s390/s390.md: Add the s_operand checks formerly in
2864 s390_split_ok_p to various splitters where they are still
2866 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2867 for 128 bit vectors. Plus two splitters.
2869 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2871 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2874 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2877 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2878 error if the boundary argument is not constant.
2880 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2882 PR rtl-optimization/80112
2883 * loop-doloop.c (doloop_condition_get): Don't check condition
2884 if cmp isn't SET with IF_THEN_ELSE src.
2886 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2888 PR tree-optimization/80158
2889 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2890 replacing a candidate statement, also replace it for the
2891 candidate's alternate interpretation.
2892 (replace_rhs_if_not_dup): Likewise.
2893 (replace_one_candidate): Likewise.
2895 2017-03-24 Richard Biener <rguenther@suse.de>
2897 PR tree-optimization/80167
2898 * graphite-isl-ast-to-gimple.c
2899 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2901 (translate_isl_ast_to_gimple::get_rename): Likewise.
2903 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2905 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2906 handling of certain combinations of target options, including the
2907 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2908 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2910 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2913 * config/arm/arm.md (*load_multiple): Add reload_completed to
2916 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2917 Richard Biener <rguenth@suse.de>
2919 PR tree-optimization/79908
2920 PR tree-optimization/80136
2921 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2922 been cast away, gimplify_and_add suffices.
2924 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2926 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2928 2017-03-23 Richard Biener <rguenther@suse.de>
2930 PR tree-optimization/80032
2931 * gimplify.c (gimple_push_cleanup): Forced unconditional
2932 cleanups still have to go to the conditional_cleanups
2935 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2937 PR tree-optimization/80072
2938 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2940 (next_operand_entry_id): Change type to unsigned int.
2941 (sort_by_operand_rank): Make sure to return the right return value
2942 even if unsigned fields are bigger than INT_MAX.
2943 (struct oecount): Change cnt and id type to unsigned int.
2944 (oecount_hasher::equal): Formatting fix.
2945 (oecount_cmp): Make sure to return the right return value
2946 even if unsigned fields are bigger than INT_MAX.
2947 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2950 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2951 TREE_READONLY on result if writing it more than once.
2954 * doc/invoke.texi (-fsanitize=thread): Document that with
2955 -fnon-call-exceptions atomics are not able to throw
2959 * tsan.c: Include tree-eh.h.
2960 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2961 maybe_clean_or_replace_eh_stmt where needed.
2962 (instrument_memory_accesses): Add cfg_changed argument.
2963 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2964 if it returned true.
2965 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2967 PR rtl-optimization/63191
2968 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2969 wrapper function, moved the whole old content into ...
2970 (ix86_delegitimize_address_1): ... this. New inline function.
2971 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2972 true as last argument instead of ix86_delegitimize_address.
2974 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2976 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2977 cortexa57_branch_cost.
2979 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2981 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2983 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2986 * doc/md.texi (Constraints): Document wA constraint.
2987 * config/rs6000/constraints.md (wA): New.
2988 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2989 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2990 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2991 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2993 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2996 * gimplify.c (is_oacc_declared): New function.
2997 (oacc_default_clause): Use it to set default flags for acc declared
2998 variables inside parallel regions.
2999 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3001 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3002 declare attribute to any decl as necessary.
3004 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3007 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3008 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3009 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3010 (arm_arch_lpae): This.
3011 * config/arm/arm.c (arm_arch7ve): Rename into ...
3012 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3013 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3016 2017-03-22 Martin Liska <mliska@suse.cz>
3019 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3020 error message instead of an ICE.
3022 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3024 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3026 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3028 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3030 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3033 2017-03-21 Martin Sebor <msebor@redhat.com>
3035 * doc/extend.texi: Use "cannot" instead of "can't."
3036 * doc/hostconfig.texi: Same.
3037 * doc/install.texi: Same.
3038 * doc/invoke.texi: Same.
3039 * doc/loop.texi: Same.
3040 * doc/md.texi: Same.
3041 * doc/objc.texi: Same.
3042 * doc/rtl.texi: Same.
3043 * doc/tm.texi: Same.
3044 * doc/tm.texi.in: Same.
3045 * doc/trouble.texi: Same.
3047 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3050 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3051 (collect_checksum_attributes): Set it.
3052 (die_checksum_ordered): Use it.
3054 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3056 PR tree-optimization/79908
3057 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3058 change: For a VA_ARG whose LHS has been cast away, use
3059 force_gimple_operand to construct the side effects.
3061 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3063 PR translation/80001
3064 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3065 more amenable to translation.
3066 (oacc_loop_auto_partitions): Likewise.
3068 2017-03-21 Marek Polacek <polacek@redhat.com>
3069 Martin Sebor <msebor@redhat.com>
3071 PR tree-optimization/80109
3072 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3075 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3076 Segher Boessenkool <segher@kernel.crashing.org>
3079 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3080 check reg_used_between_p between insn and one of succ or succ2
3081 depending on if succ is artificial insn not inserted into insn
3084 2017-03-21 Martin Liska <mliska@suse.cz>
3086 PR gcov-profile/80081
3087 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3088 * doc/gcc.texi: Include gcov-dump stuff.
3089 * doc/gcov-dump.texi: New file.
3091 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3093 PR rtl-optimization/79150
3094 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3095 conditional jump, if the jump is the last insn of the loop.
3097 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3098 Richard Biener <rguenth@suse.de>
3100 PR tree-optimization/79908
3101 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3102 been cast away, use force_gimple_operand to construct the side
3105 2017-03-21 Martin Liska <mliska@suse.cz>
3108 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3111 2017-03-21 Brad Spengler <spender@grsecurity.net>
3114 * plugin.c (htab_hash_plugin): New function.
3115 (add_new_plugin): Use it and adjust.
3116 (parse_plugin_arg_opt): Adjust.
3117 (init_one_plugin): Likewise.
3119 2017-03-21 Richard Biener <rguenther@suse.de>
3121 PR tree-optimization/80032
3122 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3123 if set force the cleanup to happen unconditionally.
3124 (gimplify_target_expr): Push inserted clobbers with force_uncond
3125 to avoid them being removed by control-dependent DCE.
3127 2017-03-21 Richard Biener <rguenther@suse.de>
3129 PR tree-optimization/80122
3130 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3131 va_arg_pack_len when the inlined call stmt requires pack
3133 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3135 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3138 * tsan.c (instrument_builtin_call): If the memory model argument
3139 is not a constant, assume it is valid.
3142 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3145 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3147 PR rtl-optimization/79910
3148 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3149 if its dest is used by an insn before I2 (other than the combined
3150 insns themselves, which are properly handled already).
3152 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3155 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3157 * combine.c (record_used_regs): New static function.
3158 (try_combine): Handle situations where there is an additional
3159 instruction between I2 and I3 which needs to have a LOG_LINK
3163 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3165 * combine.c (try_combine): Delete redundant i1 test. Call
3166 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3168 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3171 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3174 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3176 PR tree-optimization/80054
3177 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3178 the optimization if a PHI or any of its arguments is not dominated
3179 by the candidate's basis. Use gphi* rather than gimple* as
3181 (replace_profitable_candidates): Clean up a gimple* variable that
3182 should be a gphi* variable.
3184 2017-03-20 Martin Sebor <msebor@redhat.com>
3187 * doc/extend.texi (attribute constructor): Document present limitation.
3189 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3192 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3193 __POWER9_VECTOR__ #ifdef control, change template definition to
3194 use Power9-specific built-in function.
3195 (vec_any_eq): Likewise.
3196 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3197 to control outcomes from this test.
3198 (vector_ae_<mode>p): For VEC_F modes, likewise.
3200 2017-03-20 Ian Lance Taylor <iant@google.com>
3202 * config/i386/i386.c (ix86_function_regparm): Save an extra
3203 register for -fsplit-stack with DECL_STATIC_CHAIN.
3205 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3208 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3209 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3211 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3213 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3215 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3218 2017-03-20 Marek Polacek <polacek@redhat.com>
3221 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3223 2017-03-20 Richard Biener <rguenther@suse.de>
3225 PR tree-optimization/80113
3226 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3227 allocate extra SSA name for PHI def.
3228 (add_close_phis_to_outer_loops): Likewise.
3229 (add_close_phis_to_merge_points): Likewise.
3230 (copy_loop_close_phi_args): Likewise.
3231 (copy_cond_phi_nodes): Likewise.
3233 2017-03-20 Martin Liska <mliska@suse.cz>
3236 * tree-chkp.c (chkp_build_returned_bound): Do not build
3237 returned bounds for a LHS that's not a BOUNDED_P type.
3239 2017-03-20 Martin Liska <mliska@suse.cz>
3243 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3244 COMPLEX_CST and VECTOR_CST.
3246 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3249 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3250 target operand. A new splitter adds the clobber statement in case
3251 the target operand is dead anyway.
3253 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3255 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3256 to age-old versions of binutils and glibc.
3258 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3260 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3262 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3264 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3266 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3268 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3269 requirement for binutils 2.13.
3271 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3273 * combine.c (try_combine): Delete redundant i1 test. Call
3274 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3276 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3278 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3279 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3281 <riscv64-*-elf>: Re-arrange section
3282 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3283 <riscv32-*-linux>: Likewise.
3284 <riscv64-*-elf>: Likewise
3285 <riscv64-*-linux>: Likewise.
3287 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3290 * aarch64.opt(verbose-cost-dump): Fix typo.
3292 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3295 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3296 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3298 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3300 * reload.c (find_reloads): When reloading a nonoffsettable address,
3301 use RELOAD_OTHER for it and its address reloads.
3303 PR rtl-optimization/79910
3304 * combine.c (record_used_regs): New static function.
3305 (try_combine): Handle situations where there is an additional
3306 instruction between I2 and I3 which needs to have a LOG_LINK
3309 2017-03-17 Jeff Law <law@redhat.com>
3311 PR tree-optimization/71437
3312 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3313 conditional in the hash table first.
3314 (vrp_dom_walker::before_dom_children): Extract condition from
3315 ASSERT_EXPR. Record condition, its inverion and any implied
3318 2017-03-17 Marek Polacek <polacek@redhat.com>
3319 Markus Trippelsdorf <markus@trippelsdorf.de>
3321 PR tree-optimization/80079
3322 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3325 2017-03-17 Richard Biener <rguenther@suse.de>
3328 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3329 Properly verify the LHS before the RHS possibly claims to be
3331 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3334 2017-03-17 Martin Jambor <mjambor@suse.cz>
3336 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3337 (List of -O2 options): Likewise.
3338 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3341 2017-03-17 Tom de Vries <tom@codesourcery.com>
3343 * gcov-dump.c (print_usage): Print bug_report_url.
3345 2017-03-17 Richard Biener <rguenther@suse.de>
3348 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3349 (parser::peek): Likewise.
3351 2017-03-17 Richard Biener <rguenther@suse.de>
3353 PR tree-optimization/80048
3354 * sese.c (free_sese_info): Properly release rename_map and
3355 copied_bb_map elements.
3357 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3359 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3360 Add linked-list forward and backlinks. Insert on
3361 construction, remove on destruction.
3362 (class pass_store_merging): Add m_stores_head field.
3363 (pass_store_merging::terminate_and_process_all_chains):
3364 Iterate over m_stores_head list.
3365 (pass_store_merging::terminate_all_aliasing_chains):
3367 (pass_store_merging::execute): Check for debug stmts first.
3368 Push new chains onto the m_stores_head stack.
3370 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3373 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3374 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3375 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3377 2017-03-16 Jeff Law <law@redhat.com>
3379 PR tree-optimization/71437
3380 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3381 member function. Implementation moved into after_dom_children
3382 member function and into the threader's thread_outgoing_edges
3384 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3385 some code into new thread_outgoing_edges.
3386 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3387 definition. Simplify marker handling (do it here). Assume we always
3388 have the available expression and the const/copies tables.
3389 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3391 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3392 * tree-vrp.c (equiv_stack): No longer file scoped.
3393 (vrp_dom_walker): New class.
3394 (vrp_dom_walker::before_dom_children): New member function.
3395 (vrp_dom_walker::after_dom_children): Likewise.
3396 (identify_jump_threads): Setup domwalker. Use it rather than
3397 walking edges in a random order by hand. Simplify setup/finalization.
3398 (finalize_jump_threads): Remove.
3399 (vrp_finalize): Do not call identify_jump_threads here.
3400 (execute_vrp): Do it here instead and call thread_through_all_blocks
3403 PR tree-optimization/71437
3404 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3406 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3408 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3409 (dom_opt_dom_walker::thread_across_edge): Remove
3410 handle_dominating_asserts argument. All callers changed.
3411 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3412 changes. Remove calls to lhs_of_dominating_assert. Other
3413 uses of handle_dominating_asserts turn into unconditional code
3414 (simplify_control_stmt_condition_1): Likewise.
3415 (simplify_control_stmt_condition): Likewise.
3416 (thread_through_normal_block, thread_across_edge): Likewise.
3417 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3418 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3419 object if it is not an SSA_NAME.
3420 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3421 before calling into the VRP specific simplifiers.
3422 (identify_jump_threads): Remove handle_dominating_asserts
3425 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3428 * tree-diagnostic.c (default_tree_printer): No longer static.
3429 * tree-diagnostic.h (default_tree_printer): New prototype.
3431 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3433 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3434 Change ins into fmov.
3436 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3438 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3439 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3440 Use h_con constraint for operand 1.
3441 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3442 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3444 2017-03-15 Jeff Law <law@redhat.com>
3446 PR tree-optimization/71437
3447 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3448 (record_temporary_equivalences): Use it.
3450 PR tree-optimization/71437
3451 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3452 tree-ssa-scopedtables.
3453 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3454 (record_conditions, record_cond, vuse_eq): Likewise.
3455 (record_edge_info): Adjust to API tweak of record_conditions.
3456 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3457 (record_temporary_equivalences, optimize_stmt): Likewise.
3458 (eliminate_redundant_computations): Likewise.
3459 (record_equivalences_from_stmt): Likewise.
3460 * tree-ssa-scopedtables.c: Include options.h and params.h.
3461 (vuse_eq): New function, moved from tree-ssa-dom.c
3462 (build_and_record_new_cond): Likewise.
3463 (record_conditions): Likewise. Accept vector of conditions rather
3464 than edge_equivalence structure for first argument.
3465 for the first argument.
3466 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3467 from tree-ssa-dom.c.
3468 (avail_exprs_stack::record_cond): Likewise.
3469 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3470 from tree-ssa-dom.c.
3471 (avail_exprs_stack): Add new member functions lookup_avail_expr
3473 (record_conditions): Declare.
3475 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3478 * lra-constraints.c (process_alt_operands): Increase reject for
3479 reloading an input/output operand.
3481 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3484 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3485 insns to convert from signed/unsigned char/short to IEEE 128-bit
3487 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3489 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3492 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3493 subreg of inner mode for values already in registers.
3495 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3497 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3498 iteration reg is used after the loop.
3500 2017-03-14 Martin Sebor <msebor@redhat.com>
3502 PR tree-optimization/79800
3503 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3504 precision in negative-positive range.
3505 (format_floating): Call non-const overload with adjusted precision.
3507 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3510 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3513 2017-03-14 Martin Sebor <msebor@redhat.com>
3516 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3517 * builtins.def (aligned_alloc): Use it.
3520 * Makefile.in (GTFILES): Add calls.c.
3521 * calls.c: Include "gt-calls.h".
3523 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3525 PR rtl-optimization/79728
3526 * regs.h (struct target_regs): New field
3527 x_contains_allocatable_regs_of_mode.
3528 (contains_allocatable_regs_of_mode): New macro.
3529 * reginfo.c (init_reg_sets_1): Initialize it, and change
3530 contains_reg_of_mode so it includes global regs as well.
3531 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3532 rather than contains_regs_of_mode.
3534 2017-03-14 Martin Liska <mliska@suse.cz>
3536 * doc/invoke.texi: Document options that can't be combined with
3537 -fcheck-pointer-bounds.
3539 2017-03-14 Martin Liska <mliska@suse.cz>
3542 * doc/invoke.texi (-Wchkp): Document the option.
3544 2017-03-14 Martin Liska <mliska@suse.cz>
3546 * Makefile.in: Install gcov-dump.
3548 2017-03-14 Martin Liska <mliska@suse.cz>
3550 * multiple_target.c (expand_target_clones): Bail out for
3551 an invalid attribute.
3553 2017-03-14 Richard Biener <rguenther@suse.de>
3555 * alias.c (struct alias_set_entry): Pack properly.
3556 * cfgloop.h (struct loop): Likewise.
3557 * cse.c (struct set): Likewise.
3558 * ipa-utils.c (struct searchc_env): Likewise.
3559 * loop-invariant.c (struct invariant): Likewise.
3560 * lra-remat.c (struct cand): Likewise.
3561 * recog.c (struct change_t): Likewise.
3562 * rtl.h (struct address_info): Likewise.
3563 * symbol-summary.h (function_summary): Likewise.
3564 * tree-loop-distribution.c (struct partition): Likewise.
3565 * tree-object-size.c (struct object_size_info): Likewise.
3566 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3567 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3568 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3569 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3570 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3571 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3572 (struct _stmt_vec_info): Likewise.
3574 2017-03-14 Martin Liska <mliska@suse.cz>
3577 * multiple_target.c (create_dispatcher_calls): Check that
3578 a target can create a function dispatcher.
3580 2017-03-14 Martin Liska <mliska@suse.cz>
3583 * multiple_target.c (expand_target_clones): Drop local.local
3584 flag for default implementation.
3586 2017-03-14 Richard Biener <rguenther@suse.de>
3588 PR tree-optimization/80030
3589 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3591 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3593 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3594 gcc_fallthrough() instead of __attribute__((fallthrough));
3596 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3598 * doc/gcc.texi: Remove "up" link to (DIR).
3599 * doc/gccint.texi: Ditto.
3601 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3603 * doc/install.texi (Specific) <avr>: Remove reference to
3606 2017-03-13 Jeff Law <law@redhat.com>
3608 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3609 attribute rather than comments.
3611 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3612 match_scratch operand is highest.
3614 2017-03-13 Martin Liska <mliska@suse.cz>
3617 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3618 is a CHKP clone, use original declaration.
3620 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3622 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3623 (arc_conditional_register_usage): Use a different allocation order
3624 when optimizing for size.
3625 * common/config/arc/arc-common.c (arc_option_optimization_table):
3626 Section anchors default on when optimizing for size.
3628 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3630 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3632 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3634 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3635 * config/arc/arc.md (cpu_facility): Add cd variant.
3636 (*movqi_insn): Add code density variant.
3637 (*movhi_insn): Likewise.
3638 (*movqi_insn): Likewise.
3639 (*addsi3_mixed): Likewise.
3640 (subsi3_insn): Likewise.
3642 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3644 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3646 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3648 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3649 expressions with MINUS and UNARY ops.
3651 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3654 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3656 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3657 between vec_select and vector argument.
3658 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3659 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3660 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3661 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3662 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3663 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3665 2017-03-13 Richard Biener <rguenther@suse.de>
3668 * params.def (vect-max-peeling-for-alignment): Fix typo.
3670 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3672 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3673 issue that only occurred with binutils below 2.18.
3675 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3677 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3678 refer to binutils 2.11/2.12 minimum.
3680 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3682 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3683 ftp.kernel.org and simplify binutils requirement.
3685 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3687 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3689 (Optimize Options): Ditto. Also remove redundancy.
3691 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3693 PR translation/79848
3694 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3696 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3697 to G_ to avoid double translation.
3699 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3701 PR translation/79923
3702 * auto-profile.c (get_combined_location): Convert leading
3703 character of diagnostics to lower case and remove trailing period.
3704 (read_profile): Likewise for various diagnostics.
3705 * config/arm/arm.c (arm_option_override): Remove trailing period
3706 from various diagnostics.
3707 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3708 (msp430_expand_delay_cycles): Likewise.
3710 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3713 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3714 full command-line argument, rather than just "str".
3715 (aarch64_validate_march): Likewise.
3716 (aarch64_validate_mtune): Likewise.
3718 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3720 PR rtl-optimization/78911
3721 * lra-assigns.c (must_not_spill_p): New function.
3722 (spill_for): Use it.
3724 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3726 PR tree-optimization/79981
3727 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3728 ATOMIC_COMPARE_EXCHANGE ifn result.
3729 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3730 IFN_ATOMIC_COMPARE_EXCHANGE.
3732 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3735 * opts.c (parse_sanitizer_options): Add missing question mark to
3736 "did you mean" message.
3738 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3740 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3742 (VMULEUH_UNS): Likewise.
3743 (VMULOUB_UNS): Likewise.
3744 (VMULOUH_UNS): Likewise.
3745 * config/rs6000/rs6000.c (builtin_function_type): Remove
3746 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3748 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3751 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3752 x with result of extra_parsing_for_operand_code_0.
3753 (function_reader::extra_parsing_for_operand_code_0): Convert
3754 return type from void to rtx, returning x. When reading
3755 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3756 larger size containing struct block_symbol.
3758 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3760 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3761 -mfloat128-hardware without -m64.
3763 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3766 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3767 entries to the case statement that marks unsigned arguments to
3768 overloaded functions.
3770 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3772 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3773 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3775 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3778 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3779 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3781 2017-03-10 Martin Liska <mliska@suse.cz>
3785 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3786 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3789 2017-03-10 Olivier Hainque <hainque@adacore.com>
3791 * tree-switch-conversion (array_value_type): Start by resetting
3792 candidate type to it's main variant.
3794 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3796 PR rtl-optimization/79909
3797 * combine.c (try_combine): Use simplify_replace_rtx on individual
3798 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3799 of the whole CALL_INSN_FUNCTION_USAGE.
3801 PR tree-optimization/79972
3802 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3803 get_range_info on SSA_NAMEs. Formatting fixes.
3805 2017-03-10 Richard Biener <rguenther@suse.de>
3806 Jakub Jelinek <jakub@redhat.com>
3808 PR tree-optimization/77975
3809 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3810 edge to be constant.
3811 (get_val_for): For constant x return it. Formatting fix.
3812 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3813 would use the same bases as the current one.
3815 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3817 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3818 instead of vec_select for V1TImode.
3819 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3821 (VSX_LE_128): Add V1TI to this mode iterator.
3822 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3823 (*vsx_le_perm_store_<mode>): Likewise.
3824 (pre-reload splitter for VSX stores): Likewise.
3825 (post-reload splitter for VSX stores): Likewise.
3826 (*vsx_xxpermdi2_le_<mode>): Likewise.
3827 (*vsx_lxvd2x2_le_<mode>): Likewise.
3828 (*vsx_stxvd2x2_le_<mode>): Likewise.
3830 2017-03-09 Michael Eager <eager@eagercon.com>
3832 Correct failures with --enable-checking=yes,rtl.
3834 * config/microblaze/microblaze.c (microblaze_expand_shift):
3835 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3836 test for const0_rtx.
3837 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3838 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3840 2017-03-09 Richard Biener <rguenther@suse.de>
3842 PR tree-optimization/79977
3843 * graphite-scop-detection.c (scop_detection::merge_sese):
3844 Handle the case of extra exits to blocks dominating the entry.
3846 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3848 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3851 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3853 PR rtl-optimization/79949
3854 * lra-constraints.c (process_alt_operands): Check memory when
3855 trying to predict a cycle. Print about the overall increase.
3857 2017-03-09 Richard Biener <rguenther@suse.de>
3860 * gimple-expr.c (useless_type_conversion_p): Preserve
3861 TYPE_SATURATING for fixed-point types.
3863 2017-03-09 Richard Biener <rguenther@suse.de>
3866 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3867 alignment of BLKmode params.
3869 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3872 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3873 (VALL_NO_V2Q): Likewise.
3875 * config/aarch64/aarch64-simd.md
3876 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3878 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3879 VALL_NO_V2Q mode iterator.
3880 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3882 2017-03-09 Martin Liska <mliska@suse.cz>
3884 PR tree-optimization/79631
3885 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3886 tree_int_cst_sign_bit just for INTEGER constants.
3888 2017-03-09 Martin Liska <mliska@suse.cz>
3892 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3895 2017-03-09 Marek Polacek <polacek@redhat.com>
3898 * tree.c (inchash::add_expr): Handle TREE_VEC.
3900 2017-03-09 Martin Liska <mliska@suse.cz>
3903 (chkp_narrow_size_and_offset): New function.
3904 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3905 (void chkp_parse_bit_field_ref): New function.
3906 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3907 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3909 2017-03-09 Martin Liska <mliska@suse.cz>
3912 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3913 (chkp_find_bounds_1): Remove gcc_unreachable.
3915 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3918 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3919 BUILT_IN_SYNC*, determine the access type from the size suffix and
3920 always build a MEM_REF with that type. Handle forgotten
3921 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3924 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3925 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3926 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3927 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3928 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3929 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3930 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3931 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3932 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3933 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3934 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3935 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3936 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3937 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3938 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3939 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3940 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3941 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3942 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3943 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3944 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3945 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3946 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3947 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3948 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3949 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3950 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3951 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3952 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3953 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3954 definitions outside of __OPTIMIZE__ guarded section.
3957 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3958 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3959 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3960 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3963 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3965 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3966 ("vfenez<mode>"): Add missing constraints.
3968 2017-03-08 Martin Sebor <msebor@redhat.com>
3971 * config/nds32/nds32.c (nds32_option_override):
3972 Fix misspelled diagnostic.
3974 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3977 * gimplify.c (gimplify_omp_for): Replace index var in outer
3978 taskloop statement with an artificial variable and add
3979 OMP_CLAUSE_PRIVATE clause for it.
3981 2017-03-08 Richard Biener <rguenther@suse.de>
3983 PR tree-optimization/79955
3984 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3985 for accesses that are completely outside of the variable.
3987 2017-03-08 Andrew Haley <aph@redhat.com>
3989 PR tree-optimization/79943
3990 * tree-ssa-loop-split.c (compute_new_first_bound): When
3991 calculating the new upper bound, (END-BEG) should be added, not
3994 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3996 * config/avr/avr.md (setmemhi): Make sure match_dup
3997 operand number comes before match_scratch.
3999 2017-03-08 Richard Biener <rguenther@suse.de>
4001 PR tree-optimization/79920
4002 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4003 with ncopies == 1 to ...
4004 (vect_transform_slp_perm_load): ... here. Properly compute
4005 all element loads by iterating VF times over the group. Do
4006 not handle ncopies (computed in a broken way) in
4007 vect_create_mask_and_perm.
4009 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4012 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4013 is a uniform vector, use uniform_vector_p return value instead of
4014 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4016 2017-03-07 Marek Polacek <polacek@redhat.com>
4019 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4020 (alloca_call_type): Likewise.
4022 2017-03-07 Martin Liska <mliska@suse.cz>
4024 * gcov.c (process_args): Put comment to correct location.
4026 2017-03-07 Martin Liska <mliska@suse.cz>
4029 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4030 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4031 (chkp_narrow_bounds_for_field): Likewise.
4032 (chkp_parse_array_and_component_ref): Pass one more argument to
4035 2017-03-07 Richard Biener <rguenther@suse.de>
4037 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4040 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4042 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4043 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4045 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4048 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4049 to end of description.
4050 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4052 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4054 PR rtl-optimization/79901
4055 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4057 (*avx512f_<code><mode>3<mask_name>): ... this.
4058 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4059 iterator instead of VI8_AVX2_AVX512BW.
4061 PR rtl-optimization/79901
4062 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4063 min/max expander, expand it using expand_vec_cond_expr.
4066 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4069 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4072 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4073 to void * for PCH reasons.
4074 * dwarf2out.c (output_loc_operands, output_die): Cast
4075 v.val_vec.array to unsigned char *.
4077 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4080 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4083 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4085 PR rtl-optimization/79571
4086 * lra-constraints.c (process_alt_operands): Calculate static
4087 reject and subtract it from overall when only addresses will be
4090 2017-03-06 Julia Koval <julia.koval@intel.com>
4093 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4094 incoming stack boundary to 128 for 64-bit targets.
4096 2017-03-06 Richard Biener <rguenther@suse.de>
4098 PR tree-optimization/79894
4099 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4100 to NULL after folding it.
4102 2017-03-06 Richard Biener <rguenther@suse.de>
4104 PR tree-optimization/79824
4105 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4106 check disabling peeling for gaps.
4108 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4110 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4111 attributes): Document gettimeofday.
4113 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4115 * config/s390/s390.c (s390_option_override_internal): Set
4116 PARAM_MIN_VECT_LOOP_BOUND
4118 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4120 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4121 * config/s390/s390.md: Likewise.
4123 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4126 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4127 (<avx2_avx512>_perm<mode>): Rename to ...
4128 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4130 (<avx512>_perm<mode>_mask): Rename to ...
4131 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4133 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4134 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4135 instead of VI8F_256_512.
4136 (avx512f_perm<mode>): New define_expand.
4137 (avx512f_perm<mode>_mask): Likewise.
4138 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4139 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4141 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4143 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4144 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4146 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4148 2017-03-06 Martin Liska <mliska@suse.cz>
4151 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4152 when having a SSA NAME w/o VAR_DECL assigned to it.
4154 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4156 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4157 msa_dpsub_<su>_d): Fix MODE for vec_select.
4159 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4161 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4163 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4165 2017-03-06 Richard Biener <rguenther@suse.de>
4167 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4168 * plugin.c (register_plugin_info): Likewise.
4169 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4171 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4173 * config/i386/sse.md (sse_storehps, sse_storelps,
4174 avx_<castmode><avxsizesuffix>_<castmode>,
4175 avx512f_<castmode><avxsizesuffix>_<castmode>,
4176 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4177 in condition that at least one operand is not a MEM.
4179 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4182 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4183 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4185 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4186 gimple_call_nothrow_p flag based on whether original builtin can throw.
4187 If it can, emit following stmts on the fallthrough edge.
4188 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4189 don't create new bb if inserting just debug stmts on the edge, try to
4190 insert them on the fallthru bb or just reset debug stmts.
4192 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4195 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4196 restore recog_data (including the operand rtxes inside it) around
4197 the call to get_insn_template.
4199 2017-03-03 Martin Sebor <msebor@redhat.com>
4201 PR tree-optimization/79699
4202 * context.c (context::~context): Free MPFR caches to avoid
4203 a memory leak on program exit.
4205 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4207 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4208 Use wide_int::ulow () instead of .elt (0).
4210 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4213 (*pushxf): Limit oF constraint to 32bit targets and add oC
4214 constraint for 64bit targets.
4215 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4216 (*pushdf): Change rmF constraint to rmC.
4218 2017-03-03 Martin Liska <mliska@suse.cz>
4220 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4221 Remove unused variable.
4223 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4226 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4227 is a memory operand, increase num_memory.
4228 (ix86_expand_args_builtin): Likewise.
4230 2017-03-03 Jan Hubicka <jh@suse.cz>
4233 * ipa-devirt.c (maybe_record_node): Properly handle
4234 __cxa_pure_virtual visibility.
4236 2017-03-03 Martin Liska <mliska@suse.cz>
4238 PR tree-optimization/79803
4239 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4241 (pass_loop_prefetch::execute): Disabled optimization if an
4242 assumption about L1 cache size is not met.
4244 2017-03-03 Martin Liska <mliska@suse.cz>
4246 PR rtl-optimization/79574
4247 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4248 (hash_scan_set): Likewise.
4249 (dump_hash_table): Likewise.
4250 (hoist_code): Likewise.
4252 2017-03-03 Richard Biener <rguenther@suse.de>
4254 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4255 in place of uhigh ().
4256 (fixed_convert_from_real): Likewise.
4258 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4261 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4263 2017-03-03 Richard Biener <rguenther@suse.de>
4266 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4267 TYPE_OVERFLOW_UNDEFINED check.
4269 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4271 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4273 (vector_ae_<mode>_p): Likewise.
4274 (vector_nez_<mode>_p): Likewise.
4275 (vector_ne_v2di_p): Likewise.
4276 (vector_ae_v2di_p): Likewise.
4277 (vector_ne_<mode>_p): Likewise.
4278 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4280 (vsx_tsqrt<mode>2_fe): Likewise.
4282 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4287 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4289 PR rtl-optimization/79780
4290 * cprop.c (one_cprop_pass): When second and further conditional trap
4291 in a single basic block is turned into an unconditional trap, turn it
4292 into a deleted note to avoid RTL verification failures.
4294 2017-03-02 Richard Biener <rguenther@suse.de>
4296 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4298 2017-03-02 Richard Biener <rguenther@suse.de>
4300 PR tree-optimization/79345
4302 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4303 param and abort the walk, returning -1 if it is hit.
4304 (walk_aliased_vdefs): Take a limit param and pass it on.
4305 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4306 defaulting to 0 and return a signed int.
4307 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4308 (check_defs): New helper.
4309 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4310 about uninitialized memory.
4311 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4312 bogus uninitialized warning.
4313 (fixed_convert_from_real): Likewise.
4315 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4317 PR tree-optimization/66768
4318 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4319 iv_use if base object can't be determined.
4321 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4323 PR tree-optimization/79345
4324 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4325 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4326 (get_pattern_stats): Initialize it.
4327 * genemit.c (gen_expand): Verify match_scratch numbers come after
4328 match_operand/match_dup numbers.
4329 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4330 match_scratch numbers.
4331 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4333 * config/s390/s390.md (trunctdsd2): Likewise.
4335 2017-03-02 Richard Biener <rguenther@suse.de>
4337 * wide-int.h (wide_int_storage::operator=): Implement in terms
4340 2017-03-02 Richard Biener <rguenther@suse.de>
4342 PR tree-optimization/79777
4343 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4344 the to insert expression to sth existing.
4346 2017-03-01 Martin Sebor <msebor@redhat.com>
4349 * gimple-ssa-sprintf.c
4350 (directive::known_width_and_precision): New function.
4351 (format_integer): Use it.
4352 (get_mpfr_format_length): Consider the full range of precision
4353 when computing %g output with the # flag. Set the likely byte
4354 count to 3 rather than 1 when precision is indeterminate.
4355 (format_floating): Correct the lower bound of precision.
4357 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4359 * doc/invoke.texi: Document default code model for 64-bit Linux.
4361 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4364 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4365 udiv rather than div since input pattern is unsigned.
4367 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.c (print_reg): Warn for values of
4370 unsupported size in integer register.
4372 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4375 * config/rs6000/predicates.md (current_file_function_operand): Do
4376 not allow self calls to be local if the function is replaceable.
4378 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4381 * config/rs6000/altivec.h (vec_ctz and others): Change the
4382 preprocessor macro that controls conditional compilation from
4383 _ARCH_PWR9 to __POWER9_VECTOR__.
4384 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4385 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4386 control (instead of _ARCH_PWR9 control) so that template
4387 definition uses power9-specific function.
4388 (vec_any_eq): Likewise.
4389 (vec_all_ne): Change macro definition to use a power9-specific
4390 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4391 _ARCH_PWR9 control).
4392 (vec_any_eq) Likewise.
4393 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4394 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4395 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4396 support for xvcmpnedp instruction.
4397 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4398 macro expansion so that Power9 implementation of vec_all_ne does
4399 not use the AltiVec predicate framework.
4400 (VCMPNEH_P): Likewise.
4401 (VCMPNEW_P): Likewise.
4402 (VCMPNED_P): Likewise.
4403 (VCMPNEFP_P): Likewise.
4404 (VCMPNEDP_P): Likewise.
4405 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4406 implementation of vec_any_eq to not use AltiVec predicate
4408 (VCMPAEH_P): Likewise.
4409 (VCMPAEW_P): Likewise.
4410 (VCMPAED_P): Likewise.
4411 (VCMPAEFP_P): Likewise.
4412 (VCMPAEDP_P): Likewise.
4413 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4414 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4415 not use the AltiVec predicate framework.
4416 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4417 of vec_any_eq to not use AltiVec predicate framework.
4418 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4419 support for predefined __POWER9_VECTOR__ macro to indicate that
4420 Power9 instruction selection is enabled.
4421 (altivec_overloaded_builtins): Remove extraneous
4422 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4423 function argument types RS6000_BTI_bool_V16QI and
4424 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4425 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4426 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4427 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4428 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4429 Power9 for implementations of vec_cmpne. Change the signature for
4430 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4431 (representing vec_all_ne) to remove the previously described first
4432 argument of type RS6000_BTI_INTSI, as this was an artifact of
4433 reliance on the AltiVec predicate framework, which is no longer
4434 used in the implementation of these functions. Add
4435 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4436 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4437 since, unlike the AltiVec predicate framework implementation, we
4438 do not share function descriptors between vec_alle and vec_anyeq.
4439 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4440 set of modes that receive special treatment even when
4441 TARGET_P9_VECTOR is true. The special treatment emits code that
4442 does not depend on Power9 instructions.
4443 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4444 define_expand to not rely on AltiVec predicate framework.
4445 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4447 (vector_ne_v2di_p): Change this define_expand to not rely on
4448 AltiVec predicate framework.
4449 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4451 (vector_ne_<mode>_p): Change this define_expand to not rely on
4452 AltiVec predicate framework.
4453 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4455 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4456 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4457 define_insn pattern.
4458 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4459 define_insn pattern because the xvcmpne<VSs>. instruction is not
4461 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4462 instruction is not supported.
4464 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4466 * config/nvptx/nvptx.c: Include intl.h.
4468 2017-03-01 Martin Jambor <mjambor@suse.cz>
4471 * ipa-prop.h (ipa_bits): Removed field known.
4472 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4473 to pointers. Adjusted their comments to warn about their sharing.
4474 (ipcp_transformation_summary): Change bits to a vector of pointers.
4475 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4476 (ipa_get_ipa_bits_for_value): Declare.
4477 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4478 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4479 (ipa_bits_hash_table): Likewise.
4480 (ipa_vr_ggc_hash_traits): Likewise.
4481 (ipa_vr_hash_table): Likewise.
4482 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4483 being pointers and vr_known being removed.
4484 (ipa_set_jf_unknown): Likewise.
4485 (ipa_get_ipa_bits_for_value): New function.
4486 (ipa_set_jfunc_bits): Likewise.
4487 (ipa_get_value_range): New overloaded functions.
4488 (ipa_set_jfunc_vr): Likewise.
4489 (ipa_compute_jump_functions_for_edge): Use the above functions to
4490 construct bits and vr parts of jump functions.
4491 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4492 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4494 (ipcp_grow_transformations_if_necessary): Also allocate
4495 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4497 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4498 them. Fix too long lines.
4499 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4500 vr_known being removed.
4501 (ipa_read_jump_function): Use new setter functions to construct bits
4502 and vr parts of jump functions or set them to NULL.
4503 (write_ipcp_transformation_info): Adjust for bits being pointers.
4504 (read_ipcp_transformation_info): Likewise.
4505 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4507 Include gt-ipa-prop.h.
4508 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4510 (ipcp_store_bits_results): Likewise.
4511 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4512 Do not write to existing jump functions but use a temporary instead.
4514 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4517 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4518 attempt to use its first operand as BIT_FIELD_REF base.
4520 2017-03-01 Richard Biener <rguenther@suse.de>
4523 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4524 interpolating formula in wrapping arithmetic.
4525 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4527 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4529 PR tree-optimization/79734
4530 * tree-vect-generic.c (expand_vector_condition): Optimize
4531 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4532 Handle VEC_COND_EXPR where comparison has different inner width from
4535 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4537 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4538 markup, and similar issues. Remove @opindex entries for things
4539 that aren't options. Add missing -mmpy-option entries.
4541 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4543 PR tree-optimization/79737
4544 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4545 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4546 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4547 instead of byte_size. Formatting fix.
4548 (shift_bytes_in_array_right): Formatting fix.
4550 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4553 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4554 condition on optimize for the leaf function test.
4556 2017-02-28 Martin Liska <mliska@suse.cz>
4559 * read-rtl-function.c (function_reader::handle_unknown_directive):
4560 Bail out when one uses -flto.
4562 2017-02-28 Martin Liska <mliska@suse.cz>
4564 * common.opt: Replace space with tabular for options of <number>
4566 * config/i386/i386.opt: Show <number> value for
4567 -mlarge-data-threshold.
4568 * opts.c (print_filtered_help): Do not display number in hexadecimal
4571 2017-02-28 Martin Liska <mliska@suse.cz>
4573 * common.opt: Fix --help=option -Q for options which are of
4576 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4578 * config/i386/i386.c (print_reg): Error out for values
4579 of 8-bit size in invalid integer register.
4581 2017-02-28 Martin Sebor <msebor@redhat.com>
4583 PR tree-optimization/79691
4584 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4586 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4589 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4590 gcc_unreachable with output_operand_lossage.
4592 2017-02-28 Richard Biener <rguenther@suse.de>
4594 PR tree-optimization/79740
4595 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4597 (visit_nary_op): Insert the nary into the hashtable if we
4598 pattern-matched sth.
4599 * tree-ssa-pre.c (eliminate_insert): Robustify.
4601 2017-02-28 Richard Biener <rguenther@suse.de>
4604 * fold-const.c (decode_field_reference): Reject out-of-bound
4607 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4609 * config/i386/i386.c: Include intl.h.
4610 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4611 instead of just cond ? "..." : "...".
4612 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4613 * coverage.c (read_counts_file): Likewise.
4614 * omp-offload.c: Include intl.h.
4615 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4616 of just cond ? "..." : "...".
4617 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4618 of just cond ? "..." : "...".
4620 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4623 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4625 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4626 'tune for' CPU name.
4627 * config/arm/arm-cpu-data.h: Regenerated.
4629 2017-02-28 Richard Biener <rguenther@suse.de>
4631 PR tree-optimization/79732
4632 * tree-inline.c (expand_call_inline): Do not shadow var.
4634 2017-02-28 Richard Biener <rguenther@suse.de>
4636 PR tree-optimization/79723
4637 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4638 address-space properly.
4640 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4642 * doc/optinfo.texi (Optimization groups): Fix option used for
4644 * doc/invoke.texi (-fopt-info): Document "omp".
4645 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4646 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4647 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4648 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4649 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4651 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4653 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4654 OPTGROUP_OMP with "omp".
4656 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4659 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4660 for arithmetic shift of unsigned V2DI.
4662 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4664 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4665 arc/linux.h headers.
4666 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4667 (LINK_SPEC): Likewise.
4668 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4669 (EXTRA_SPECS): Likewise.
4670 (STARTFILE_SPEC): Likewise.
4671 (ENDFILE_SPEC): Likewise.
4672 (LIB_SPEC): Likewise.
4673 (TARGET_SDATA_DEFAULT): Likewise.
4674 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4675 (MULTILIB_DEFAULTS): Likewise.
4676 (DWARF2_UNWIND_INFO): Likewise.
4677 * config/arc/big.h: New file.
4678 * config/arc/elf.h: Likewise.
4679 * config/arc/linux.h: Likewise.
4680 * config/arc/t-uClibc: Remove.
4682 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4684 PR tree-optimization/77536
4685 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4686 (tree_transform_and_unroll_loop): Use above function to compute the
4687 estimated niter of unrolled loop and use it when scaling profile.
4688 Also use count info rather than frequency if it's non-zero.
4689 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4690 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4691 (vect_transform_loop): Call above function.
4693 2017-02-27 Richard Biener <rguenther@suse.de>
4695 PR tree-optimization/45397
4696 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4697 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4698 (visit_nary_op): Add pattern matching for CSEing sign-changed
4699 or truncated operations with wider ones.
4701 2017-02-27 Richard Biener <rguenther@suse.de>
4703 PR tree-optimization/79690
4704 * tree-vect-stmts.c (vectorizable_store): Use vector type
4705 built from the DR with address-space.
4707 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4709 * doc/invoke.texi (Optimize Options): Refine the description
4710 of asan-use-after-return.
4712 2017-02-25 Alan Modra <amodra@gmail.com>
4714 PR rtl-optimization/79584
4715 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4716 base, not ad->base_term, the reg within base. Remove assertion
4717 that ad->base == ad->base_term. Replace gen_int_mode using
4718 bogus mode with const0_rtx.
4720 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4723 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4724 FMA_EXPR like tcc_binary or tcc_unary.
4726 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4729 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4731 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4732 (output_loc_operands): Handle DW_OP_call_ref and
4733 DW_OP_GNU_variable_value.
4734 (struct variable_value_struct): New type.
4735 (struct variable_value_hasher): Likewise.
4736 (variable_value_hash): New variable.
4737 (string_types): Remove.
4738 (copy_loc_descr): New function.
4739 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4740 (prepend_loc_descr_to_each): New function.
4741 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4742 instead of add_loc_descr_to_each if the first argument is single
4743 location list and the second has multiple.
4744 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4745 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4746 when looking for variable value which doesn't have other location info.
4747 (loc_list_from_tree): Formatting fix.
4748 (gen_array_type_die): Simplify DW_AT_string_length handling.
4749 (adjust_string_types): Remove.
4750 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4751 string_types. Call resolve_variable_values.
4752 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4753 (resolve_addr_in_expr): Likewise. Add A argument.
4754 (copy_deref_exprloc): Remove deref argument. Adjust for the
4755 original expression being DW_OP_GNU_variable_value with optionally
4756 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4757 optionally after it.
4758 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4759 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4760 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4761 (variable_value_hasher::hash, variable_value_hasher::equal): New
4763 (resolve_variable_value_in_expr, resolve_variable_value,
4764 resolve_variable_values, note_variable_value_in_expr,
4765 note_variable_value): New functions.
4766 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4769 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4772 * opts.h (handle_generated_option): Add GENERATED_P argument.
4773 * opts-common.c (handle_option): Adjust function comment.
4774 (handle_generated_option): Add GENERATED_P argument, pass it to
4776 (control_warning_option): Pass false to handle_generated_option
4778 * opts.c (maybe_default_option): Pass true to handle_generated_option
4780 * optc-gen.awk: Likewise.
4782 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4784 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4785 a REG, look at the REG it is a SUBREG of.
4786 (splitter for cmpeqsi_t): Ditto.
4788 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4790 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4791 the special USEs with the pattern of the insn, not the insn itself.
4793 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4796 * doc/invoke.texi: Document -mload-store-pairs.
4798 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4799 Sandra Loosemore <sandra@codesourcery.com>
4801 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4802 argument isn't a CONST_INT.
4803 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4804 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4805 (nios2_validate_compare): Bypass alternate compare logic if *op2
4807 (ldstwm_operation_p): Return false if first_base is not a REG or
4808 if first_offset is not a CONST_INT.
4810 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4812 * config/cris/cris.md: Use correct operand in a define_peephole2.
4814 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4816 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4818 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4820 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4821 this_insn if it is an INSN or JUMP_INSN.
4822 (force_offsettable): Look at base, not at addr.
4823 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4824 on things that aren't necessarily CONST_INTs.
4826 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4828 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4829 -mfpmath=sse is the default also for x86-32 targets with SSE2
4830 instruction set when @option{-ffast-math} is enabled
4832 2017-02-24 Jeff Law <law@redhat.com>
4834 PR rtl-optimizatoin/79286
4835 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4838 2017-02-24 Richard Biener <rguenther@suse.de>
4840 PR tree-optimization/79389
4841 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4844 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4846 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4847 function comment to reflect reality.
4848 (loop_exits_before_overflow): Fix typo in function description.
4850 2017-02-24 Richard Biener <rguenther@suse.de>
4852 PR tree-optimization/79389
4853 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4854 properly that a threading opportunity exists. Detect conditional
4855 copy/constant propagation opportunities.
4857 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4859 * config/visium/visium.md (type): Add trap.
4860 (b): New mode attribute.
4861 (*btst): Rename into...
4862 (*btst<mode>): ...this and adjust.
4863 (*cbranchsi4_btst_insn): Rename into...
4864 (*cbranch<mode>4_btst_insn): ...this and adjust.
4865 (trap): New define_insn.
4867 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4869 PR tree-optimization/79389
4870 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4871 (noce_reversed_cond_code): New function.
4872 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4873 reversed_comparison_code. Formatting fix.
4874 (noce_try_store_flag): Test rev_cond != NULL in addition to
4875 reversed_comparison_code.
4876 (noce_try_store_flag_constants): Likewise.
4877 (noce_try_store_flag_mask): Likewise.
4878 (noce_try_addcc): Use rev_cond if non-NULL instead of
4879 reversed_comparison_code.
4880 (noce_try_cmove_arith): Likewise. Formatting fixes.
4881 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4882 (noce_find_if_block): Initialize rev_cond.
4883 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4884 instead of false as last argument never attempt to reverse it
4887 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4889 PR tree-optimization/79663
4890 * tree-predcom.c (combine_chains): Process refs in reverse order
4891 only for ZERO length chains, and add explaining comment.
4893 2017-02-23 Jeff Law <law@redhat.com>
4895 PR tree-optimization/79578
4896 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4897 in call to operand_equal_p.
4899 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4902 * config/i386/cpuid.h: Fix another undefined behavior.
4904 2017-02-23 Richard Biener <rguenther@suse.de>
4906 PR tree-optimization/79683
4907 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4908 vector types for data-refs.
4910 2017-02-23 Martin Liska <mliska@suse.cz>
4912 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4914 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4917 * internal-fn.c (get_range_pos_neg): Moved to ...
4918 * tree.c (get_range_pos_neg): ... here. No longer static.
4919 * tree.h (get_range_pos_neg): New prototype.
4920 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4921 are known to be in between 0 and signed maximum inclusive, try to
4922 expand both unsigned and signed divmod and use the cheaper one from
4925 2017-02-22 Jeff Law <law@redhat.com>
4927 PR tree-optimization/79578
4928 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4929 to compare base operands.
4931 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4934 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4935 gpc_reg_operand instead of fpr_reg_operand.
4937 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4939 * config/mips/mips.c (mips_return_in_memory): Force FP
4940 vector types to be returned in memory for o32 ABI.
4942 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4944 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4945 instead of DW_TAG_member for static data member declarations and don't
4946 set no_linkage_name for static inline data members.
4947 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4950 2017-02-22 Martin Liska <mliska@suse.cz>
4952 * doc/invoke.texi: Replace inequality signs with square brackets
4955 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4957 PR tree-optimization/68644
4958 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4960 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4963 * lra-constraints.c (simplify_operand_subreg): Handle
4964 WORD_REGISTER_OPERATIONS targets.
4966 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4969 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4970 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4971 elimination by swapping fld*.
4973 2017-02-22 Richard Biener <rguenther@suse.de>
4975 PR tree-optimization/79673
4976 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4977 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4978 irrelevant address-space qualifiers and avoiding a
4979 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4981 2017-02-22 Richard Biener <rguenther@suse.de>
4983 PR tree-optimization/79666
4984 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4985 to not symbolically negate if that may introduce undefined
4988 2017-02-22 Martin Liska <mliska@suse.cz>
4991 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4992 * data-streamer-out.c (streamer_write_gcov_count_stream):
4994 * value-prof.c (stream_out_histogram_value): Make assert more
4995 precise based on type of counter.
4997 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5000 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5001 Use nonimmediate_operand instead of memory_operand for operand 1.
5002 (float-extend standard_x87sse_constant_load splitter): Ditto.
5004 2017-02-21 Jeff Law <law@redhat.com>
5006 PR tree-optimization/79621
5007 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5008 blocks with edges to themselves.
5010 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5013 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5014 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5015 Use gimple_call_builtin_p.
5018 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5019 on temporarily removed DEBUG_INSNs.
5021 PR tree-optimization/79649
5022 * tree-loop-distribution.c (classify_partition): Give up on
5023 non-generic address space loads/stores.
5025 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5027 * doc/loop.texi (Loop manipulation): Remove nonexistent
5028 tree_ssa_loop_version from the documentation.
5029 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5031 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5034 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5035 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5036 * config/rs6000/rs6000.c: Include except.h.
5037 (rs6000_expand_split_stack_prologue): Call
5038 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5040 2017-02-21 Martin Jambor <mjambor@suse.cz>
5043 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5046 2017-02-21 Martin Jambor <mjambor@suse.cz>
5048 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5049 for backward compatibility only.
5050 * doc/invoke.texi (Option Summary): Remove all references to
5053 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5057 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5059 * lra-constraints.c (curr_insn_transform): Handle
5060 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5062 2017-02-21 Martin Liska <mliska@suse.cz>
5064 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5066 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5068 PR translation/79638
5069 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5071 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5074 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5075 (arm_function_ok_for_sibcall): Return false for an indirect call by
5076 descriptor if all the argument registers are used.
5077 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5078 alignment of the function.
5080 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5082 PR tree-optimization/61441
5083 * simplify-rtx.c (simplify_const_unary_operation): For
5084 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5085 the sNaN unmodified.
5087 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5089 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5090 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5091 instead of SYSTEM_HEADER_DIR.
5093 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5094 Martin Liška <mliska@suse.cz>
5096 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5097 Fix typos and grammar, use active voice, and clarify.
5099 2017-02-20 Marek Polacek <polacek@redhat.com>
5102 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5105 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5107 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5110 * config/i386/i386.c (ix86_expand_builtin): Handle
5111 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5112 ix86_builtins_isa[fcode].isa as a requirement of those
5113 flags and any other flag in the bitmask.
5114 (ix86_init_mmx_sse_builtins): Use 0 instead of
5115 ~OPTION_MASK_ISA_64BIT as mask.
5116 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5117 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5118 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5119 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5121 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5124 * lra-constraints.c (split_reg): Check requested split mode
5125 is supported by the register.
5127 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5129 * lra-constraints.c (simplify_operand_subreg): Remove early
5132 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5135 * lra-constraints.c (curr_insn_transform): Tighten condition
5136 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5138 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5141 * lra-constraints.c (curr_insn_transform): Handle
5142 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5144 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5147 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5151 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5154 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5157 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5159 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5162 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5164 * final.c (last_columnnum, override_columnnum): New variables.
5165 (final_start_function): Set last_columnnum, pass it to begin_prologue
5166 hook and pass 0 to dwarf2out_begin_prologue.
5167 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5168 to source_line debug hook.
5169 (notice_source_line): Compute last_columnnum and for debug_column_info
5170 return true on column changes.
5171 * debug.h (struct gcc_debug_hooks): Add column argument to
5172 source_line and begin_prologue hooks.
5173 (debug_nothing_int_charstar_int_bool): Remove prototype.
5174 (debug_nothing_int_int_charstar,
5175 debug_nothing_int_int_charstar_int_bool): New prototypes.
5176 (dwarf2out_begin_prologue): Add column argument.
5177 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5178 begin_prologue hooks.
5179 (debug_nothing_int_charstar_int_bool): Remove.
5180 (debug_nothing_int_int_charstar,
5181 debug_nothing_int_int_charstar_int_bool): New functions.
5182 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5183 through to dwarf2out_source_line.
5184 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5185 (dwarf2out_source_line): Add column argument, emit it if requested.
5186 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5188 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5189 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5190 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5191 through to dwarf2out_begin_prologue.
5192 (vmsdbgout_source_line): Add column argument, pass it through to
5193 dwarf2out_source_line.
5194 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5195 dbxout_source_line caller.
5196 (dbxout_source_line): Add column argument.
5198 * common.opt (gno-column-info, gcolumn-info): New options.
5199 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5200 (check_die): Also test for multiple DW_AT_decl_column attributes.
5201 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5202 DW_AT_decl_column if requested.
5203 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5205 (gen_variable_die): Likewise.
5206 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5207 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5210 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5211 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5212 (ix86_handle_option): Handle OPT_m3dnowa.
5213 * doc/invoke.texi (-m3dnowa): Document.
5214 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5215 -m3dnowa instead of -m3dnow -march=athlon.
5218 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5219 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5221 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5224 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5225 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5226 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5227 generator for vsx_xxpermdi_<mode>_be.
5228 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5229 force big-endian semantics.
5230 (vsx_xxpermdi_<mode>_be): New define_expand with same
5231 implementation as previous version of vsx_xxpermdi_<mode>.
5233 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5235 PR tree-optimization/79327
5236 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5237 variable, its initialization and use.
5239 2017-02-17 Julia Koval <julia.koval@intel.com>
5241 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5242 (OPTION_MASK_ISA_PKU_UNSET): New.
5243 (ix86_handle_option): Handle -mrdpid.
5244 * config/i386/cpuid.h (bit_RDPID): New.
5245 * config/i386/driver-i386.c (host_detect_local_cpu):
5246 Detect RDPID feature.
5247 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5248 * config/i386/i386-c.c (ix86_target_macros_internal):
5250 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5251 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5252 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5253 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5254 * config/i386/i386.md (define_insn "rdpid"): New.
5255 * config/i386/i386.opt Add -mrdpid.
5256 * config/i386/immintrin.h (_rdpid_u32): New.
5258 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5260 PR rtl-optimization/79541
5261 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5262 instead of transforming it into USE.
5264 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5266 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5267 If HONOR_SNANS (SFmode) force the input to a register.
5268 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5269 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5270 an frsp or similar insn.
5272 2017-02-17 Martin Liska <mliska@suse.cz>
5274 PR rtl-optimization/79577
5275 * params.def (selsched-max-sched-times): Increase minimum to 1.
5277 2017-02-17 Martin Liska <mliska@suse.cz>
5279 PR rtl-optimization/79574
5280 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5282 2017-02-17 Martin Liska <mliska@suse.cz>
5284 PR tree-optimization/79529
5285 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5286 ssa_defined_default_def_p to handle cases which are implicitly
5288 * tree-ssa.c (ssa_defined_default_def_p): New function.
5289 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5290 which are implicitly defined.
5291 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5293 2017-02-17 Richard Biener <rguenther@suse.de>
5296 * params.def (max-ssa-name-query-depth): Limit to 10.
5298 2017-02-17 Richard Biener <rguenther@suse.de>
5300 PR tree-optimization/79552
5301 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5304 2017-02-17 Richard Biener <rguenther@suse.de>
5307 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5309 2017-02-17 Marek Polacek <polacek@redhat.com>
5312 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5313 (fold_negate_expr): New wrapper.
5315 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5317 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5318 Correct terminology and de-emphasize pre-standard behavior.
5320 2017-02-16 Alan Modra <amodra@gmail.com>
5322 PR rtl-optimization/79286
5323 * ira.c (def_dominates_uses): New function.
5324 (update_equiv_regs): Don't create an equivalence for insns that
5325 may trap where the register def does not dominate the use.
5327 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5329 PR rtl-optimization/78127
5330 * lra.c (lra): Call lra_eliminate before finish the loop after
5333 2017-02-16 Richard Biener <rguenther@suse.de>
5335 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5337 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5338 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5339 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5340 (isl_val_int_from_wi): New function.
5341 (extract_affine_gmp): Rename to ...
5342 (extract_affine_wi): ... this, take a widest_int.
5343 (extract_affine_int): Just wrap extract_affine_wi.
5344 (add_param_constraints): Use isl_val_int_from_wi.
5345 (add_loop_constraints): Likewise, and extract_affine_wi.
5347 2017-02-15 Jeff Law <law@redhat.com>
5350 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5351 ira_init_register_move_cost_if_necessary.
5353 2017-02-15 Martin Sebor <msebor@redhat.com>
5356 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5357 removed in a prior commit.
5359 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5361 PR tree-optimization/79347
5362 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5363 counters during peeling.
5365 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5367 * Makefile.in (site.exp): Remove "set ISLVER".
5369 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5372 * real.c (real_from_integer): Call real_convert even for decimal.
5374 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5377 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5379 2017-02-14 Andrew Pinski <apinski@cavium.com>
5381 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5382 cores and change the partno/implementer to be correct.
5383 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5384 the 'B" as the implementer.
5385 * config/aarch64/aarch64-tune.md: Regenerate.
5387 2017-02-14 Carl Love <cel@us.ibm.com>
5389 * config/rs6000/rs6000.c: Add case statement entry to make the
5390 xvcvuxdsp built-in argument unsigned.
5391 * config/rs6000/vsx.md: Fix the source and return operand types so they
5392 match the instruction definitions from the ISA document. Fix typo
5393 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5396 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5399 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5400 member early_clobber_alts.
5401 * lra-lives.c (reg_early_clobber_p): New.
5402 (process_bb_lives): Use it.
5403 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5404 (debug_operand_data): Initialize early_clobber_alts.
5405 (setup_operand_alternative): Set up early_clobber_alts.
5406 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5407 alternatives to new_insn_reg.
5408 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5410 (lra_update_insn_regno_info): Pass the new arg.
5412 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5415 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5416 (new_oacc_loop_raw): Don't clear already cleared fields.
5419 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5420 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5421 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5423 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5426 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5428 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5431 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5432 the extra instruction to the right place to store 128-bit constant
5435 2017-02-14 Martin Sebor <msebor@redhat.com>
5438 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5439 warning for strings of unknown length.
5441 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5443 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5445 2017-02-14 Jeff Law <law@redhat.com>
5448 * ira-costs.c (scan_one_insn): Initialize register move costs
5449 for pseudos seen in USE/CLOBBER insns.
5451 PR tree-optimization/79095
5452 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5453 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5454 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5455 if the operands are known to be not equal, then the resulting range
5457 (intersect_ranges): If the new range is ~[0,0] and the old range is
5458 wide, then prefer ~[0,0].
5459 * tree-vrp.c (overflow_comparison_p_1): New function.
5460 (overflow_comparison_p): New function.
5461 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5462 if NAME is used in an overflow test.
5463 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5464 overflow check that can be expressed as an equality test, then adjust
5465 ops to be that equality test.
5467 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5469 * config/s390/s390-builtin-types.def: Remove flags argument.
5470 * config/s390/s390.c (s390_init_builtins): Likewise.
5472 2017-02-14 Martin Liska <mliska@suse.cz>
5474 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5475 vector. Fix trailing white spaces.
5477 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5479 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5482 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5484 PR rtl-optimization/68664
5485 * config/arm/arm.c (arm_sched_can_speculate_insn):
5486 New function. Declare prototype.
5487 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5489 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5491 PR rtl-optimization/68664
5492 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5494 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5496 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5498 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5499 max skip bytes for function, loop and jump.
5501 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5503 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5504 ABS_EXPR for gimple dump.
5506 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5509 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5511 PR tree-optimization/79408
5512 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5513 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5514 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5515 also if rhs1 is INTEGER_CST.
5517 2017-02-14 Richard Biener <rguenther@suse.de>
5520 * tree-into-ssa.c (insert_phi_nodes): When the function can
5521 have abnormal edges rewrite SSA names with broken use-def
5522 dominance out of SSA and register them for PHI insertion.
5524 2017-02-13 Martin Sebor <msebor@redhat.com>
5527 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5528 clearing info.nowrite flag when snprintf size argument is a range.
5530 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5532 * cprop.c (cprop_jump): Add missing space in string literal.
5533 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5534 (get_constraint_for_component_ref): Likewise.
5535 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5536 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5537 * lra-constraints.c (process_alt_operands): Likewise.
5538 * ipa-inline.c (inline_small_functions): Likewise.
5539 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5540 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5541 * trans-mem.c (diagnose_tm_1_op): Likewise.
5542 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5543 (grid_parallel_clauses_gridifiable): Likewise.
5545 * config/nvptx/mkoffload.c (process): Add space in between
5548 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5549 "MOD4_SSE_REGS" and "ALL_REGS".
5551 * spellcheck.c (test_data): Add , in between "foo" and "food".
5553 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5556 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5557 boundary crossing check and subsequent code generation agree.
5559 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5561 * config/aarch64/aarch64.c (has_memory_op): Delete.
5562 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5565 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5567 PR rtl-optimization/79388
5568 PR rtl-optimization/79450
5569 * combine.c (distribute_notes): When removing TEM_INSN for which
5570 corresponding dest has last value recorded, invalidate that last
5573 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5575 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5576 of explicit '@'. Add missing assembly comment marker on branch costs
5579 2017-02-13 Nathan Sidwell <nathan@acm.org>
5581 * gengtype-lex.l (<in_struct>): Add '/'.
5583 2017-02-13 Martin Liska <mliska@suse.cz>
5586 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5588 2017-02-13 Richard Biener <rguenther@suse.de>
5590 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5592 * configure: Re-generate.
5593 * config.in: Likewise.
5594 * graphite-dependences.c: Simplify as if
5595 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5596 * graphite-isl-ast-to-gimple.c: Likewise.
5597 * graphite-optimize-isl.c: Likewise.
5598 * graphite-poly.c: Likewise.
5599 * graphite-sese-to-poly.c: Likewise.
5600 * graphite.h: Likewise.
5601 * toplev.c: Include isl/version.h and use isl_version () for
5602 printing the ISL version.
5603 * doc/install.texi: Update ISL requirement.
5605 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5607 * doc/standards.texi (Standards): Update reference to
5610 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5612 * doc/extend.texi (Named Address Spaces): sourceware.org now
5614 * doc/install.texi (Binaries): Ditto.
5617 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5619 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5620 standard terminology "stringize"/"stringizing" throughout.
5621 * doc/cppinternals.texi: Likewise.
5623 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5625 * doc/extend.texi: Fix some spelling mistakes and typos.
5626 * doc/invoke.texi: Likewise.
5628 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5631 * params.def (inline-min-speedup) Change from 10 to 8.
5633 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5635 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5638 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5641 * ipa-inline-analysis.c (get_minimal_bb): New function.
5642 (record_modified): Use it.
5643 (remap_edge_change_prob): Handle also ancestor functions.
5645 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5647 * doc/contrib.texi (Contributors): Remove broken link into
5648 the Mauve CVS repository.
5650 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5653 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5654 result computation whenever lhs doesn't have vector mode, not
5655 just when it has BLKmode.
5657 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5659 * doc/makefile.texi (profiledbootstrap): Refer to the
5660 installation instructions only in textual form.
5662 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5665 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5667 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5669 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5670 (Specific): Update mingw-w64 reference.
5672 (Specific): Remove broken link to Renesas RX processor.
5674 2017-02-10 Richard Biener <rguenther@suse.de>
5676 * toplev.c (process_options): Do not mention obsolete graphite
5677 options when printing sorry message about missing graphite support.
5678 Mention -floop-nest-optimize.
5680 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5682 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5683 (vtst_p16): Likewise.
5684 (vtstq_p8): Likewise.
5685 (vtstq_p16): Likewise.
5687 (vtstq_p64): Likewise.
5688 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5689 (vset_lane_p64): New.
5690 (vsetq_lane_p64): New.
5692 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5694 PR tree-optimization/79411
5695 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5696 stmt operands are SSA_NAMEs used in abnormal phis.
5697 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5700 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5703 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5706 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5708 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5710 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5712 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5716 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5717 not arbitrary TREE_CONSTANT.
5720 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5721 "omp declare target link" attribute unless is_global_var.
5722 * omp-offload.c (find_link_var_op): Likewise.
5724 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5725 Chung-Lin Tang <cltang@codesourcery.com>
5727 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5729 (gimplify_adjust_omp_clauses): Don't delete TILE.
5730 (gimplify_omp_for): Deal with TILE.
5731 * internal-fn.c (expand_GOACC_TILE): New function.
5732 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5734 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5735 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5737 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5738 avoid DIV for outermost collapse var.
5739 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5740 Remove out of date comments, fix whitespace.
5741 * omp-general.c (omp_extract_for_data): Deal with tiling.
5742 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5743 adjust OLF_DIM_BASE value.
5744 (struct omp_for_data): Add tiling field.
5745 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5746 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5747 for auto loops. Remove default auto determining, moved to
5748 oacc_loop_fixed_partitions.
5749 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5750 stmts, add e_mask field.
5751 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5752 (oacc_thread_numbers): Use oacc_dim_call.
5753 (oacc_xform_tile): New.
5754 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5755 (finish_oacc_loop): Adjust for ifns vector.
5756 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5757 add case for GOACC_TILE fns.
5758 (oacc_loop_xform_loop): Delete.
5759 (oacc_loop_process): Iterate over call list directly, and add
5760 handling for GOACC_TILE fns.
5761 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5763 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5764 vector partitioning to outer loops. Assign 2 partitions to loops
5765 when available. Add TILE handling.
5766 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5767 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5768 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5769 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5770 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5772 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5774 * configure.ac (ACX_BUGURL): Update.
5775 * configure: Regenerate.
5777 2017-02-09 Richard Biener <rguenther@suse.de>
5779 PR tree-optimization/69823
5780 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5781 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5783 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5785 * config/arc/arc-c.def: Add __NPS400__ definition.
5786 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5787 (TARGET_NPS400): Define.
5789 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5791 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5793 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5795 (arc_cpu_types): Fill the arch_info field with a pointer into the
5796 arc_arch_types table.
5797 (arc_selected_cpu): Declare.
5798 * config/arc/arc.c (arc_selected_cpu): Make global.
5799 (arc_selected_arch): Delete.
5800 (arc_base_cpu): Delete.
5801 (arc_override_options): Remove references to deleted variables,
5802 update access to arch information.
5803 (ARC_OPT): Update access to arch information.
5804 (ARC_OPTX): Likewise.
5805 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5806 (TARGET_ARC600): Update access to arch information.
5807 (TARGET_ARC601): Likewise.
5808 (TARGET_ARC700): Likewise.
5809 (TARGET_EM): Likewise.
5810 (TARGET_HS): Likewise.
5811 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5814 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5817 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5818 condition/operands for integer GE/LE/GEU/LEU operations.
5820 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5822 PR translation/79397
5823 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5826 2017-02-08 Martin Jambor <mjambor@suse.cz>
5829 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5830 whether allocation happened.
5831 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5832 nothing was allocated.
5834 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5836 PR tree-optimization/79408
5837 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5838 constant, but SSA_NAME with a known integer range, use the minimum
5839 of that range instead of op1 to determine if modulo can be replaced
5840 with its first operand.
5842 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5844 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5846 2017-02-08 Richard Biener <rguenther@suse.de>
5848 PR tree-optimization/71824
5849 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5850 Check all loops contained in the merged region.
5852 2017-02-07 Andrew Pinski <apinski@cavium.com>
5854 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5856 2017-02-07 Andrew Pinski <apinski@cavium.com>
5858 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5859 (thunderxt88): Likewise.
5860 (thunderxt81): Disable LSE and change v8.1 to v8.
5861 (thunderxt83): Likewise.
5863 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5864 Richard Biener <rguenther@suse.de>
5867 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5868 type from int to size_t.
5869 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5871 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5873 PR rtl-optimization/79386
5874 * cprop.c (bypass_conditional_jumps): Initialize
5875 bypass_last_basic_block already before splitting bbs after
5876 unconditional traps...
5877 (bypass_conditional_jumps): ... rather than here.
5880 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5881 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5882 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5883 fix -masm=intel patterns.
5885 2017-02-07 Richard Biener <rguenther@suse.de>
5887 PR tree-optimization/79256
5889 * builtins.c (get_object_alignment_2): Use min_align_of_type
5890 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5891 and ADJUST_FIELD_ALIGN.
5893 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5895 * doc/tm.texi: Regenerate.
5896 * stor-layout.c (layout_decl): Adjust.
5897 (update_alignment_for_field): Likewise.
5898 (place_field): Likewise.
5899 (min_align_of_type): Likewise.
5900 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5901 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5902 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5903 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5904 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5905 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5906 * config/i386/i386.c (x86_field_alignment): Likewise.
5907 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5908 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5909 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5910 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5911 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5912 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5916 2017-01-30 Richard Biener <rguenther@suse.de>
5918 PR tree-optimization/79256
5919 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5920 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5923 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5925 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5926 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5927 builtins to SImode and emit a zero-extend, if necessary.
5929 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5931 * docs/invoke.texi (RISC-V Options): Alphabetize.
5933 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5935 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5938 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5940 * config/riscv/riscv.c: New file.
5941 * gcc/common/config/riscv/riscv-common.c: Likewise.
5942 * config.gcc: Likewise.
5943 * config/riscv/constraints.md: Likewise.
5944 * config/riscv/elf.h: Likewise.
5945 * config/riscv/generic.md: Likewise.
5946 * config/riscv/linux.h: Likewise.
5947 * config/riscv/multilib-generator: Likewise.
5948 * config/riscv/peephole.md: Likewise.
5949 * config/riscv/pic.md: Likewise.
5950 * config/riscv/predicates.md: Likewise.
5951 * config/riscv/riscv-builtins.c: Likewise.
5952 * config/riscv/riscv-c.c: Likewise.
5953 * config/riscv/riscv-ftypes.def: Likewise.
5954 * config/riscv/riscv-modes.def: Likewise.
5955 * config/riscv/riscv-opts.h: Likewise.
5956 * config/riscv/riscv-protos.h: Likewise.
5957 * config/riscv/riscv.h: Likewise.
5958 * config/riscv/riscv.md: Likewise.
5959 * config/riscv/riscv.opt: Likewise.
5960 * config/riscv/sync.md: Likewise.
5961 * config/riscv/t-elf-multilib: Likewise.
5962 * config/riscv/t-linux: Likewise.
5963 * config/riscv/t-linux-multilib: Likewise.
5964 * config/riscv/t-riscv: Likewise.
5965 * configure.ac: Likewise.
5966 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5967 Waterman as RISC-V maintainers.
5968 * doc/install.texi: Add RISC-V entries.
5969 * doc/invoke.texi: Add RISC-V options section.
5970 * doc/md.texi: Add RISC-V constraints section.
5971 * configure: Regenerated.
5973 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5976 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5977 false values to be constant vectors with all 0 or all 1 bits set.
5978 (vcondu<mode><mode>): Likewise.
5979 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5981 (fpmask_comparison_operator): Update comment.
5982 (vecint_comparison_operator): New predicate.
5983 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5984 vector conditionals when the true and false values are constant
5985 vectors with all 0 bits or all 1 bits set.
5987 2017-02-06 Martin Sebor <msebor@redhat.com>
5989 PR tree-optimization/79376
5990 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5992 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5994 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5995 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5996 to simplify split condition.
5998 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6000 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6001 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6004 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6006 PR rtl-optimization/68664
6007 * target.def (can_speculate_insn): New hook.
6008 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6009 * doc/tm.texi: Regenerate.
6010 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6011 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6012 (rs6000_sched_can_speculate_insn): New function.
6014 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6016 PR tree-optimization/79284
6017 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6018 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6019 vectorizable_mask_load_store, vectorizable_operation,
6020 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6021 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6022 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6023 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6024 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6025 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6026 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6027 is_gimple_assign (stmt). Replace another such test with
6028 is_gimple_assign (stmt).
6030 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6033 * config/avr/avr.c (rtl-iter.h): Include it.
6034 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6035 (avr_legitimate_combined_insn): ...and implementation.
6037 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6039 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6040 * config/s390/s390.c (s390_const_operand_ok)
6041 (s390_canonicalize_comparison, s390_extract_part)
6042 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6043 (s390_contiguous_bitmask_p, s390_rtx_costs)
6044 (legitimize_pic_address): Likewise.
6045 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6046 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6047 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6048 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6049 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6051 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6053 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6054 REGNO($0) == REGNO($1).
6056 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6058 * config/s390/linux.h(SIZE_TYPE): Add comment.
6060 2017-02-06 Julian Brown <julian@codesourcery.com>
6061 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6062 Virendra Pathak <virendra.pathak@broadcom.com>
6064 * config/aarch64/aarch64-cores.def: Change the scheduler
6066 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6067 * config/aarch64/thunderx2t99.md: New file.
6069 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6071 * doc/standards.texi (Go Language): Update link to language
6074 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6076 * tree-eh.c (lower_resx): Sanitize profile.
6077 (cleanup_empty_eh_move_lp): Likewise.
6079 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6082 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6084 * cfgloopmanip.h (loop_version): Update prototype.
6085 * modulo-sched.c (sms_schedule): Update call of loop_version.
6086 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6087 * tree-parloops.c (gen_parallel_loop): Likewise.
6088 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6089 * tree-ssa-loop-split.c (split_loop): Likewise.
6090 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6091 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6093 2017-02-05 Martin Liska <mliska@suse.cz>
6096 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6098 (print_operand_address): Initialize a struct to zero.
6100 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6102 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6103 garbage collector only in textual form.
6105 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6107 * doc/extend.texi (x86 specific memory model extensions for
6108 transactional memory): Simplify a phrase.
6110 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6113 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6114 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6115 (atomic_storedi_1): Likewise.
6117 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6119 PR tree-optimization/79338
6120 * tree-parloops.c (gather_scalar_reductions): Don't call
6121 vect_analyze_loop_form for loop->inner before destroying loop's
6124 2017-02-03 Martin Sebor <msebor@redhat.com>
6126 PR tree-optimization/79327
6127 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6128 when precision has resulted in leading zeros.
6129 (format_integer): Adjust the likely counter to assume an unknown
6130 argument that may be zero is non-zero.
6132 2017-02-03 Jason Merrill <jason@redhat.com>
6135 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6136 avoid copying non-taken branch.
6138 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6140 PR tree-optimization/79340
6141 * tree-vect-loop.c (vectorizable_reduction): Release
6142 vec_defs elements after safe_splicing them into other vectors.
6145 PR tree-optimization/79327
6146 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6147 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6149 (format_integer): Use wide_int_to_tree instead of build_int_cst
6150 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6151 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6152 of shortest and longest sequence.
6154 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6156 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6157 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6159 2017-02-03 Walter Lee <walt@tilera.com>
6162 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6163 after initial stackframe link reg save.
6164 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6166 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6169 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6170 wu for stxssp alternative.
6172 2017-02-03 Martin Sebor <msebor@redhat.com>
6174 PR tree-optimization/79352
6175 * gimple-fold.c (get_range_strlen): Add argument.
6176 (get_range_strlen): Change return type to bool.
6177 (get_maxval_strlen): Pass in a dummy argument.
6178 * gimple-fold.h (get_range_strlen): Change return type to bool.
6179 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6180 * tree.h (array_at_struct_end_p): Add argument.
6181 * tree.c (array_at_struct_end_p): Handle it.
6183 2017-02-03 Martin Liska <mliska@suse.cz>
6186 * multiple_target.c (create_dispatcher_calls): Redirect edge
6187 from a caller of a dispatcher.
6188 (expand_target_clones): Make the clones local.
6189 (ipa_target_clone): Do both target clones and resolvers.
6190 (ipa_dispatcher_calls): Remove the pass.
6191 (pass_dispatcher_calls::gate): Likewise.
6192 (make_pass_dispatcher_calls): Likewise.
6193 * passes.def (pass_target_clone): Put as very first IPA early
6196 2017-02-03 Martin Liska <mliska@suse.cz>
6198 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6199 in case of a function with ifunc attribute.
6201 2017-02-03 Martin Liska <mliska@suse.cz>
6203 * cgraph.c (cgraph_node::dump): Dump function version info.
6204 * symtab.c (symtab_node::dump_base): Add missing new line.
6206 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6208 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6209 (ifcombine_ifandif): Use it.
6211 2017-02-03 Martin Liska <mliska@suse.cz>
6213 * doc/invoke.texi: Document default value for
6214 use-after-scope-direct-emission-threshold.
6216 2017-02-03 Martin Liska <mliska@suse.cz>
6218 PR tree-optimization/79339
6219 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6220 (format_floating): Likewise.
6222 2017-02-03 Martin Liska <mliska@suse.cz>
6225 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6227 (ipa_node_params_t::remove): Likewise.
6228 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6229 initialization from removed ipa_node_params_t::insert.
6230 (ipa_node_params::~ipa_node_params): Move from removed
6231 ipa_node_params_t::release.
6232 * symbol-summary.h (symbol_summary::m_released): New member.
6233 Do not release a summary twice. Do not allow to call finalizer
6234 for types of a summary that live in GGC memory.
6236 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6238 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6241 2017-02-02 Martin Sebor <msebor@redhat.com>
6244 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6245 (format_string): Tighten up the range of output for non-constant
6246 strings and correct the expected range for wide non-constant strings.
6248 2017-02-02 Martin Sebor <msebor@redhat.com>
6250 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6253 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6255 (-fdump-tree-@var): Add to index and document how to come up
6256 with pass-specific option and dump file names.
6257 (-fdump-passes): Clarify where to look for output.
6259 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6262 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6263 statistics of the analyzed path; allow threading for speed when
6264 any of BBs along the path are optimized for speed.
6266 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6269 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6270 settings of the virtual registers.
6273 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6275 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6276 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6279 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6281 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6282 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6284 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6286 * config/s390/s390.md: Add missing comments with the expanded
6288 * config/s390/vector.md: Likewise.
6289 * config/s390/vx-builtins.md: Likewise.
6291 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6294 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6295 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6296 conditions on a single line.
6298 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6300 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6301 __S390_VX__ to __VX__.
6303 2017-02-01 Andrew Pinski <apinski@cavium.com>
6305 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6306 stmt_info to record_stmt_cost.
6307 (vect_get_known_peeling_cost): Pass stmt_info if known to
6309 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6310 cpu_vector_cost field into
6311 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6312 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6313 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6314 splitting of scalar_stmt_cost and vec_stmt_cost.
6315 (thunderx_vector_cost): Likewise.
6316 (cortexa57_vector_cost): LIkewise.
6317 (exynosm1_vector_cost): Likewise.
6318 (xgene1_vector_cost): Likewise.
6319 (thunderx2t99_vector_cost): Improve after the splitting of the two
6321 (aarch64_builtin_vectorization_cost): Update for the splitting of
6322 scalar_stmt_cost and vec_stmt_cost.
6324 2017-02-01 Torvald Riegel <triegel@redhat.com>
6325 Richard Henderson <rth@redhat.com>
6327 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6328 conditional on existance of a fast atomic load.
6329 * optabs-query.c (can_atomic_load_p): New function.
6330 * optabs-query.h (can_atomic_load_p): Declare it.
6331 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6332 no fast atomic load is available for the particular size of access.
6333 (expand_atomic_compare_and_swap): Likewise.
6334 (expand_atomic_load): Likewise.
6335 (expand_atomic_store): Likewise.
6336 (expand_atomic_fetch_op): Likewise.
6337 * testsuite/lib/target-supports.exp
6338 (check_effective_target_sync_int_128): Remove x86 because it provides
6339 no fast atomic load.
6340 (check_effective_target_sync_int_128_runtime): Likewise.
6342 2017-02-01 Richard Biener <rguenther@suse.de>
6344 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6345 (graphite_transform_loops): Provide opt-info for optimized nests.
6346 * tree-parloop.c (parallelize_loops): Provide opt-info for
6349 2017-02-01 Richard Biener <rguenther@suse.de>
6352 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6355 2017-02-01 Richard Biener <rguenther@suse.de>
6357 PR tree-optimization/71824
6358 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6359 Verify the loops are valid in the merged SESE region.
6360 (scop_detection::can_represent_loop_1): Check analyzing the
6361 evolution of the number of iterations in the region succeeds.
6363 2017-01-31 Ian Lance Taylor <iant@golang.org>
6365 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6366 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6368 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6370 PR preprocessor/79210
6371 * input.c (get_substring_ranges_for_loc): Replace line_width
6372 assertion with error-handling.
6374 2017-01-31 Richard Biener <rguenther@suse.de>
6376 PR tree-optimization/77318
6377 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6378 (create_pw_aff_from_tree): Take loop parameter.
6379 (add_condition_to_pbb): Pass loop of the condition to
6380 create_pw_aff_from_tree.
6382 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6384 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6385 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6387 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6391 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6393 (convert_int_to_float128): Likewise.
6394 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6395 (convert_int_to_float128): Likewise.
6396 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6397 (UNSPEC_IEEE128_CONVERT): Likewise.
6398 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6399 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6400 Use local variables for IBM extended format.
6401 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6402 (fix_trunc<mode>si2_fprs): Likewise.
6403 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6404 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6405 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6406 to know that we can now have integers of all sizes in vector
6408 (fix<uns>_<mode>di2_hw): Likewise.
6409 (float<uns>_<mode>si2_hw): Likewise.
6410 (fix_<mode>si2_hw): Likewise.
6411 (fixuns_<mode>si2_hw): Likewise.
6412 (float<uns>_<mode>di2_hw): Likewise.
6413 (float_<mode>di2_hw): Likewise.
6414 (float_<mode>si2_hw): Likewise.
6415 (floatuns_<mode>di2_hw): Likewise.
6416 (floatuns_<mode>si2_hw): Likewise.
6417 (xscvqp<su>wz_<mode>): Delete, no longer used.
6418 (xscvqp<su>dz_<mode>): Likewise.
6419 (xscv<su>dqp_<mode>): Likewise.
6420 (ieee128_mfvsrd_64bit): Likewise.
6421 (ieee128_mfvsrd_32bit): Likewise.
6422 (ieee128_mfvsrwz): Likewise.
6423 (ieee128_mtvsrw): Likewise.
6424 (ieee128_mtvsrd_64bit): Likewise.
6425 (ieee128_mtvsrd_32bit): Likewise.
6427 2017-01-31 Martin Liska <mliska@suse.cz>
6430 * ipa-prop.c (ipa_free_all_node_params): Call release method
6431 instead of ~sumbol_summary to not to trigger double times
6434 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6436 PR tree-optimization/71691
6437 * bitmap.h (class auto_bitmap): New.
6438 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6439 is_maybe_undefined instead of ssa_undefined_value_p.
6441 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6443 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6444 __S390_ARCH_LEVEL__ to __ARCH__.
6446 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6448 PR tree-optimization/79267
6449 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6450 if should_remove_lhs_p is true.
6452 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6455 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6456 (add_alignment_attribute): New.
6457 (base_type_die): Add alignment attribute.
6458 (subrange_type_die): Likewise.
6459 (modified_type_die): Likewise.
6460 (gen_array_type_die): Likewise.
6461 (gen_descr_array_type_die: Likewise.
6462 (gen_enumeration_type_die): Likewise.
6463 (gen_subprogram_die): Likewise.
6464 (gen_variable_die): Likewise.
6465 (gen_field_die): Likewise.
6466 (gen_ptr_to_mbr_type_die): Likewise.
6467 (gen_struct_or_union_type_die): Likewise.
6468 (gen_subroutine_type_die): Likewise.
6469 (gen_typedef_die): Likewise.
6470 (base_type_cmp): Compare alignment attribute.
6472 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6475 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6476 (setb_unsigned) New pattern for setb with CCUNS.
6477 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6478 subfc./subfe sequence to avoid overflow problems. Generate a
6479 shorter sequence with cmpld/setb for power9.
6480 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6481 for generating subfc. instruction.
6482 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6483 now uses this instruction.
6485 2017-01-30 Ian Lance Taylor <iant@google.com>
6488 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6489 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6491 2017-01-30 Martin Sebor <msebor@redhat.com>
6493 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6494 Move constant to the right of a relational operator.
6495 (get_mpfr_format_length, format_character, format_string): Ditto.
6496 (should_warn_p, maybe_warn): Same.
6498 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6500 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6503 * asan.c (get_translation_unit_decl): Remove function.
6504 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6506 2017-01-30 Martin Liska <mliska@suse.cz>
6508 PR gcov-profile/79259
6509 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6512 2017-01-30 Martin Liska <mliska@suse.cz>
6515 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6516 Initialize variables with NULL value.
6518 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6521 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6523 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6525 2017-01-30 Richard Biener <rguenther@suse.de>
6527 PR tree-optimization/79276
6528 * tree-vrp.c (process_assert_insertions): Properly adjust common
6529 when removing a duplicate.
6531 * gcc.dg/torture/pr79276.c: New testcase.
6533 2017-01-30 Richard Biener <rguenther@suse.de>
6535 PR tree-optimization/79256
6536 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6537 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6539 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6541 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6544 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6545 ("*r<noxa>sbg_<mode>_sll_bitmask")
6546 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6547 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6548 Use contiguous_bitmask_nowrap_operand.
6550 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6553 * config/rs6000/altivec.h (vec_xl): Revise #define.
6554 (vec_xst): Likewise.
6556 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6558 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6560 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6562 PR rtl-optimization/79194
6563 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6564 traps before call to bypass_conditional_jumps.
6566 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6568 PR tree-optimization/71374
6569 * lra-constraints.c (check_conflict_input_operands): New.
6570 (match_reload): Use it.
6572 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6575 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6576 account to calculate conflict_set.
6578 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6580 PR rtl-optimization/78559
6581 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6582 other_insn in combine.
6584 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6586 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6587 uint16_type_node for BT_UINT16.
6589 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6591 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6592 "RTL Tests" to menu.
6593 (GIMPLE Tests): New node.
6594 (RTL Tests): New node.
6596 2017-01-27 Richard Biener <rguenther@suse.de>
6598 PR tree-optimization/79245
6599 * tree-loop-distribution.c (distribute_loop): Apply cost
6600 modeling also to detected patterns.
6602 2017-01-27 Richard Biener <rguenther@suse.de>
6604 PR tree-optimization/71433
6605 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6606 (compare_assert_loc): New function.
6607 (process_assert_insertions): Sort and optimize assert locations
6608 to remove duplicates and push down identical assertions on
6609 edges to their destination block.
6611 2017-01-27 Richard Biener <rguenther@suse.de>
6613 PR tree-optimization/79244
6614 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6615 out SSA names even if abnormal.
6617 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6619 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6620 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6621 instead of MPFR_RNDN.
6623 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6626 * arm.c (arm_option_override): Don't call build_target_option_node
6627 until after doing all option overrides.
6628 (arm_valid_target_attribute_tree): Likewise.
6630 2017-01-27 Martin Liska <mliska@suse.cz>
6632 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6633 for {cd}tors and C++ {cd}tors.
6635 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6637 * config/s390/s390.md ("*setmem_long_and")
6638 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6640 2017-01-26 Martin Sebor <msebor@redhat.com>
6642 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6645 2017-01-26 Martin Sebor <msebor@redhat.com>
6647 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6648 HAVE_DFmode before using XFmode or DFmode.
6649 (parse_directive): Avoid using the z length modifier to avoid
6650 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6653 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6654 to accept adjustment as an array.
6655 (get_int_range): New function.
6656 (struct directive): Make width and prec arrays.
6657 (directive::set_width, directive::set_precision): Call get_int_range.
6658 (format_integer, format_floating): Handle width and precision ranges.
6659 (format_string, parse_directive): Same.
6661 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6664 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6665 comdat_type_p set, just clone them, but keep the children in the
6669 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6670 which have direct callers with -fvar-tracking-assignments enabled
6672 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6673 inside of type units.
6675 2017-01-26 Martin Sebor <msebor@redhat.com>
6678 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6680 (struct format_result): Replace number_chars, number_chars_min,
6681 and number_chars_max with a single member of struct result_range.
6683 (format_result::operator+=): Adjust.
6684 (struct fmtresult): Remove bounded. Handle likely and unlikely
6686 (fmtresult::adjust_for_width_or_precision): New function.
6687 (fmtresult:type_max_digits): New function.
6688 (bytes_remaining): Handle likely and unlikely counters.
6689 (min_bytes_remaining): Remove.
6690 (format_percent): Simplify.
6691 (format_integer, format_floating): Set likely and unlikely counters.
6692 (get_string_length, format_character, format_string): Same.
6693 (format_plain, should_warn_p): New function.
6694 (maybe_warn): Call should_warn_p. Update diagnostic messages
6695 and handle those for all directives, including plain strings.
6696 (format_directive): Handle likely and unlikely counters.
6697 Remove unnecessary quoting from diagnostics. Add an informational
6699 (add_bytes): Remove.
6700 (pass_sprintf_length::compute_format_length): Simplify.
6701 (try_substitute_return_value): Handle likely and unlikely counters.
6703 2017-01-26 Carl Love <cel@us.ibm.com>
6705 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6706 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6708 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6711 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6712 endianess for subregs into account.
6713 * lra-constraints.c (lra_constraints): Do risky transformations
6714 always on the first iteration.
6715 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6716 last_call_used_reg_set.
6717 (process_bb_lives): Define and use last_call_used_reg_set.
6718 * lra.c (lra): Always continue after lra_constraints on the first
6721 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6723 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6725 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6727 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6729 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6730 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6731 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6732 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6733 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6734 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6735 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6736 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6737 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6739 2017-01-26 Marek Polacek <polacek@redhat.com>
6742 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6743 for the third operand.
6745 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6748 * omp-low.c (struct omp_context): Add simt_stmt field.
6749 (scan_omp_for): Return omp_context *.
6750 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6751 context to the _simt_ SIMD stmt.
6752 (lower_omp_for): For combined SIMD with sibling _simt_
6753 SIMD, make sure to use the same decls in _looptemp_
6754 clauses as in the sibling.
6756 2017-01-26 David Sherwood <david.sherwood@arm.com>
6759 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6762 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6765 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6766 emit fld b; fld a; if possible.
6768 * brig-builtins.def: Update copyright years.
6769 * config/arm/arm_acle_builtins.def: Update copyright years.
6771 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6774 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6775 constraint instead of o for the stxsd instruction.
6777 2017-01-25 Carl Love <cel@us.ibm.com>
6779 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6780 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6782 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6784 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6786 2017-01-25 Richard Biener <rguenther@suse.de>
6788 PR tree-optimization/69264
6789 * target.def (vector_alignment_reachable): Improve documentation.
6790 * doc/tm.texi: Regenerate.
6791 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6793 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6794 earlier changes with respect to TYPE_USER_ALIGN.
6795 (vector_alignment_reachable_p): Likewise. Improve dumping.
6797 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6800 * config/arm/arm.md (xordi3): Force constant operand into a register
6803 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6805 * doc/invoke.texi (-fstore-merging): Correct default optimization
6806 levels at which it is enabled.
6807 (-O): Move -fstore-merging from list to...
6810 2017-01-25 Richard Biener <rguenther@suse.de>
6813 * omp-expand.c: Include debug.h.
6814 (expand_omp_taskreg): Make sure to generate early debug before
6815 outlining anything from a function.
6816 (expand_omp_target): Likewise.
6817 (grid_expand_target_grid_body): Likewise.
6819 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6822 * asan.c (get_translation_unit_decl): New function.
6823 (asan_add_global): Extract modules file name from globals
6824 TRANSLATION_UNIT_DECL name.
6826 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6829 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6830 for long calls with APCS frame and VFP.
6832 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6834 * cfg.c (original_copy_tables_initialized_p): New function.
6835 * cfg.h (original_copy_tables_initialized_p): New decl.
6836 * cfgrtl.c (relink_block_chain): Guard the call to
6837 free_original_copy_tables with a call to
6838 original_copy_tables_initialized_p.
6839 * cgraph.h (symtab_node::native_rtl_p): New decl.
6840 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6841 (symtab_node::needed_p): Don't assert for early assembly output
6842 for __RTL functions.
6843 (cgraph_node::finalize_function): Set "force_output" for __RTL
6845 (cgraph_node::analyze): Bail out early for __RTL functions.
6846 (analyze_functions): Update assertion to support __RTL functions.
6847 (cgraph_node::expand): Bail out early for __RTL functions.
6848 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6850 * function.h (struct function): Update comment for field
6852 * gimple-expr.c: Include "tree-pass.h".
6853 (gimple_has_body_p): Return false for __RTL functions.
6854 * Makefile.in (OBJS): Add run-rtl-passes.o.
6855 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6857 (gcc::pass_manager::get_clean_slate): New accessor.
6858 * passes.c: Include "insn-addr.h".
6859 (should_skip_pass_p): Add logging. Update logic for running
6860 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6861 property-provider override so it is only done for gimple passes.
6863 (skip_pass): New function.
6864 (execute_one_pass): Call skip_pass when skipping passes.
6865 * read-md.c (md_reader::read_char): Support filtering
6866 the input to a subset of line numbers.
6867 (md_reader::md_reader): Initialize fields
6868 m_first_line and m_last_line.
6869 (md_reader::read_file_fragment): New function.
6870 * read-md.h (md_reader::read_file_fragment): New decl.
6871 (md_reader::m_first_line): New field.
6872 (md_reader::m_last_line): New field.
6873 * read-rtl-function.c (function_reader::create_function): Only
6874 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6875 curr_properties. Set DECL_INITIAL to a dummy block.
6876 (read_rtl_function_body_from_file_range): New function.
6877 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6879 * run-rtl-passes.c: New file.
6880 * run-rtl-passes.h: New file.
6882 2017-01-24 Jeff Law <law@redhat.com>
6884 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6887 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6889 PR tree-optimization/79159
6890 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6891 (record_nonwrapping_iv): Improve boundary using above function if no
6892 value range information.
6894 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6895 Martin Jambor <mjambor@suse.cz>
6897 * brig-builtins.def: New file.
6898 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6899 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6900 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6901 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6902 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6903 * builtin-types.def (BT_INT8): New.
6904 (BT_INT16): Likewise.
6905 (BT_UINT8): Likewise.
6906 (BT_UINT16): Likewise.
6907 (BT_FN_ULONG): Likewise.
6908 (BT_FN_UINT_INT): Likewise.
6909 (BT_FN_UINT_ULONG): Likewise.
6910 (BT_FN_UINT_LONG): Likewise.
6911 (BT_FN_UINT_PTR): Likewise.
6912 (BT_FN_ULONG_PTR): Likewise.
6913 (BT_FN_INT8_FLOAT): Likewise.
6914 (BT_FN_INT16_FLOAT): Likewise.
6915 (BT_FN_UINT32_FLOAT): Likewise.
6916 (BT_FN_UINT16_FLOAT): Likewise.
6917 (BT_FN_UINT8_FLOAT): Likewise.
6918 (BT_FN_UINT64_FLOAT): Likewise.
6919 (BT_FN_UINT16_UINT32): Likewise.
6920 (BT_FN_UINT32_UINT16): Likewise.
6921 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6922 (BT_FN_INT_PTR_INT): Likewise.
6923 (BT_FN_UINT_PTR_UINT): Likewise.
6924 (BT_FN_LONG_PTR_LONG): Likewise.
6925 (BT_FN_ULONG_PTR_ULONG): Likewise.
6926 (BT_FN_VOID_UINT64_UINT64): Likewise.
6927 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6928 (BT_FN_INT8_INT8_INT8): Likewise.
6929 (BT_FN_INT16_INT16_INT16): Likewise.
6930 (BT_FN_INT_INT_INT): Likewise.
6931 (BT_FN_UINT_FLOAT_UINT): Likewise.
6932 (BT_FN_FLOAT_UINT_UINT): Likewise.
6933 (BT_FN_ULONG_UINT_UINT): Likewise.
6934 (BT_FN_ULONG_UINT_PTR): Likewise.
6935 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6936 (BT_FN_UINT_UINT_UINT): Likewise.
6937 (BT_FN_VOID_UINT_PTR): Likewise.
6938 (BT_FN_UINT_UINT_PTR: Likewise.
6939 (BT_FN_UINT32_UINT64_PTR): Likewise.
6940 (BT_FN_INT_INT_UINT_UINT): Likewise.
6941 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6942 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6943 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6944 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6945 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6946 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6947 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6948 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6949 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6950 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6951 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6952 * doc/frontends.texi: List BRIG FE.
6953 * doc/install.texi (Testing): Add BRIG tesring requirements.
6954 * doc/invoke.texi (Overall Options): Mention BRIG.
6955 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6957 2017-01-24 Richard Biener <rguenther@suse.de>
6959 PR translation/79208
6960 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6962 2017-01-24 Martin Jambor <mjambor@suse.cz>
6965 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6966 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6969 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6972 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6973 casts from signed to unsigned really don't have a range.
6975 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6977 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6978 GMP_RNDx for compatiblity.
6980 2017-01-24 Martin Liska <mliska@suse.cz>
6983 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6984 that would prevent us to call alloca with -1 as argument.
6986 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6988 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6989 Avoid -Wformat-security warning.
6991 2017-01-23 Andrew Pinski <apinski@cavium.com>
6993 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6996 2017-01-23 Martin Sebor <msebor@redhat.com>
6999 * gimple-ssa-sprintf.c (warn_level): New global.
7000 (format_integer): Use it here and throughout the rest of the file.
7001 Use the same switch to compute sign as base.
7002 (maybe_warn): New function.
7003 (format_directive): Factor out warnings into maybe_warn.
7004 Add debugging output. Use warn_level.
7005 (add_bytes): Use warn_level.
7006 (pass_sprintf_length::compute_format_length): Add debugging output.
7007 (try_substitute_return_value): Same.
7008 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7011 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7012 (struct fmtresult, format_integer, format_floating): Adjust.
7013 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7014 (get_string_length, format_string,format_directive): Same.
7015 (pass_sprintf_length::compute_format_length): Same.
7016 (try_substitute_return_value): Simplify slightly.
7019 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7020 (fmtresult::operator+=): Outlined.
7021 (struct fmtresult): Add ctors.
7022 (struct conversion_spec): Rename...
7023 (struct directive): ...to this. Add and remove data members.
7024 (directive::set_width, directive::set_precision): New functions.
7025 (format_percent): Use fmtresult ctor.
7026 (get_width_and_precision): Remove.
7027 (format_integer): Make naming changes. Avoid computing width and
7029 (format_floating): Same. Adjust indentation.
7030 (format_character, format_none): New functions.
7031 (format_string): Moved character handling to format_character.
7032 (format_directive): Remove arguments, change return type.
7033 (parse_directive): New function.
7034 (pass_sprintf_length::compute_format_length): Move directive
7035 parsing to parse_directive.
7037 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7039 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7040 (assign_assembler_name_if_needed): ... this.
7041 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7042 (assign_assembler_name_if_needed): ... this.
7043 (free_lang_data_in_cgraph): Adjust callers.
7044 * cgraphunit.c (cgraph_node::analyze): Likewise.
7045 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7048 2017-01-23 Richard Biener <rguenther@suse.de>
7050 PR tree-optimization/79088
7051 PR tree-optimization/79188
7052 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7053 resetting loop bounds after last path deletion. Reset loop
7054 bounds of the target loop, make code match the comments.
7055 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7056 Make sure loops need no fixups.
7058 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7060 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7061 exponent support with double type for first argument.
7062 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7063 type returned by __builtin_vec_extract_sig,
7064 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7065 functions from "vector int" to "vector unsigned int" or from
7066 "vector long long int" to "vector unsigned long long int".
7067 Changed type returned by __builtin_vec_extract_exp,
7068 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7069 functions from "vector int" to "vector unsigned int" or from
7070 "vector long long int" to "vector unsigned long long int".
7071 Changed return type of __builtin_vec_test_data_class,
7072 __builtin_vec_test_data_class_sp, and
7073 __builtin_vec_test_data_class_dp from "vector int" to
7074 "vector bool int" or from "vector long long int" to "vector bool
7075 long long int" and changed second argument type from "unsigned
7076 int" to "int". Added new overloaded function forms "vector float
7077 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7078 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7079 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7080 double, vector unsigned long long int)" and "vector double
7081 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7082 long int)". Changed return type of
7083 __builtin_scalar_test_data_class and
7084 __builtin_scalar_test_data_class_sp and
7085 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7086 int" and changed second argument from "unsigned int" to "int".
7087 Changed type returned by __builtin_scalar_test_neg,
7088 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7089 from "int" to "bool int". Added new overloaded function form
7090 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7091 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7092 exponent double-precision with floating point first argument.
7093 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7094 documentation of scalar_test_data_class, scalar_test_neg,
7095 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7096 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7097 vec_test_data_class built-in functions to reflect refinements in
7098 their type signatures.
7100 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7102 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7104 (aarch64_elf_asm_destructor): Likewise.
7106 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7108 PR rtl-optimization/78634
7109 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7110 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7111 * ifcvt.c (noce_try_cmove): Add missing cost check.
7113 PR rtl-optimization/71724
7114 * combine.c (if_then_else_cond): Look for situations where it is
7115 beneficial to undo the work of one of the recursive calls.
7117 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7119 PR tree-optimization/70754
7120 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7121 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7122 combined stmt before it if not NULL.
7123 (combine_chains): Process refs reversely and compute dominance point
7126 2017-01-23 Martin Liska <mliska@suse.cz>
7128 PR tree-optimization/79196
7129 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7130 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7132 (strlen_optimize_stmt): Call the renamed function.
7134 2017-01-23 Michael Matz <matz@suse.de>
7136 PR tree-optimization/78384
7137 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7139 2017-01-23 Richard Biener <rguenther@suse.de>
7141 PR tree-optimization/79186
7142 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7143 both incoming edges before moving an assert.
7145 2017-01-23 Martin Jambor <mjambor@suse.cz>
7147 * ipa-prop.c (load_from_param_1): Removed.
7148 (load_from_unmodified_param): Bits from load_from_param_1 put back
7150 (load_from_param): Removed.
7151 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7152 with stmt. Reverted back to use of load_from_unmodified_param.
7154 2017-01-23 Martin Jambor <mjambor@suse.cz>
7157 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7158 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7159 field a pointer to garbage collected vector, mark lattices and
7160 ipcp_orig_node with GTY((skip)).
7161 (ipa_get_param_count): Adjust to descriptors being a pointer.
7162 (ipa_get_param): Likewise.
7163 (ipa_get_type): Likewise.
7164 (ipa_get_param_move_cost): Likewise.
7165 (ipa_set_param_used): Likewise.
7166 (ipa_get_controlled_uses): Likewise.
7167 (ipa_set_controlled_uses): Likewise.
7168 (ipa_is_param_used): Likewise.
7169 (ipa_node_params_t): Move into garbage collector. New methods insert
7171 (ipa_node_params_sum): Annotate wth GTY(()).
7172 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7174 (ipa_load_from_parm_agg): Adjust declaration.
7175 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7176 * ipa-profile.c (ipa_profile): Likewise.
7177 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7178 (ipa_populate_param_decls): Make descriptors parameter garbage
7180 (ipa_dump_param): Adjust to descriptors being a pointer.
7181 (ipa_alloc_node_params): Likewise.
7182 (ipa_initialize_node_params): Likewise.
7183 (load_from_param_1): Make descriptors parameter garbage collected.
7184 (load_from_unmodified_param): Likewise.
7185 (load_from_param): Likewise.
7186 (ipa_load_from_parm_agg): Likewise.
7187 (ipa_node_params::~ipa_node_params): Removed.
7188 (ipa_free_all_node_params): Remove call to delete operator.
7189 (ipa_node_params_t::insert): New.
7190 (ipa_node_params_t::remove): Likewise.
7191 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7192 copy known_csts and known_contexts vectors.
7193 (ipa_read_node_info): Adjust to descriptors being a pointer.
7194 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7196 (ipcp_transform_function): Make descriptors variable garbage
7199 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7201 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7202 * config/i386/avx512dqintrin.h: Ditto.
7203 * config/i386/avx512fintrin.h: Ditto.
7204 * gcc/config/i386/i386.c: Handle new builtins.
7205 * config/i386/i386-builtin.def: Add new builtins.
7206 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7207 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7209 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7210 Martin Liska <mliska@suse.cz>
7212 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7213 * asan.c (asan_expand_poison_ifn): Support stores and use
7214 appropriate ASAN report function.
7215 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7216 * internal-fn.def (ASAN_POISON_USE): Declare.
7217 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7218 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7219 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7220 ASAN_POISON calls w/o LHS.
7221 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7222 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7223 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7224 * gimplify.c (asan_poison_variables): Add attribute
7225 use_after_scope_memory to variables that really needs to live
7227 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7228 having the attribute.
7230 2017-01-23 Martin Liska <mliska@suse.cz>
7232 * asan.c (create_asan_shadow_var): New function.
7233 (asan_expand_poison_ifn): Likewise.
7234 * asan.h (asan_expand_poison_ifn): New declaration.
7235 * internal-fn.c (expand_ASAN_POISON): Likewise.
7236 * internal-fn.def (ASAN_POISON): New builtin.
7237 * sanopt.c (pass_sanopt::execute): Expand
7238 asan_expand_poison_ifn.
7239 * tree-inline.c (copy_decl_for_dup_finish): Make function
7241 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7242 * tree-ssa.c (is_asan_mark_p): New function.
7243 (execute_update_addresses_taken): Rewrite local variables
7244 (identified just by use-after-scope as addressable) into SSA.
7246 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7248 * doc/install.texi (Specific): opensource.apple.com uses https
7249 now. Remove trailing slash.
7251 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7253 * README.Portability: Remove note on an Irix compatibility issue.
7255 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7257 * gcov.c (INCLUDE_ALGORITHM): Define.
7258 (INCLUDE_VECTOR): Define.
7259 No longer include <vector> and <algorithm> directly.
7261 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7263 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7265 * doc/invoke.texi (Code Gen Options): Ditto.
7267 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7270 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7272 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7274 rtl-optimization/79125
7275 * cprop.c (local_cprop_pass): Handle cases where we make an
7278 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7282 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7283 read from, for big endian.
7285 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7287 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7288 register pauth builtins for LP64 only.
7290 2017-01-20 Marek Polacek <polacek@redhat.com>
7293 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7296 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7298 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7300 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7301 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7302 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7304 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7307 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7308 in big-endian mode when they are not a single duplicated value.
7310 2017-01-20 Richard Biener <rguenther@suse.de>
7312 * BASE-VER: Bump to 7.0.1.
7314 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7316 * omp-low.c (omplow_simd_context): New struct. Use it...
7317 (lower_rec_simd_input_clauses): ...here and...
7318 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7319 references to idx, lane, max_vf, is_simt.
7321 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7323 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7326 2017-01-20 Martin Jambor <mjambor@suse.cz>
7328 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7329 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7331 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7332 (GTFILES): Rename hsa.c to hsa-common.c.
7333 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7334 * hsa-dump.c: Likewise.
7335 * hsa-gen.c: Likewise.
7336 * hsa-regalloc.c: Likewise.
7337 * ipa-hsa.c: Likewise.
7338 * omp-expand.c: Likewise.
7339 * omp-low.c: Likewise.
7340 * toplev.c: Likewise.
7342 2017-01-20 Marek Polacek <polacek@redhat.com>
7345 * doc/invoke.texi: Document -Wduplicated-branches.
7346 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7347 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7348 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7349 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7350 return 0 only when not OEP_LEXICOGRAPHIC.
7351 (fold_build_cleanup_point_expr): Use the expression
7352 location when building CLEANUP_POINT_EXPR.
7353 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7354 * tree.c (add_expr): Handle error_mark_node.
7356 2017-01-20 Martin Liska <mliska@suse.cz>
7359 * tree-profile.c (init_ic_make_global_vars): Do not call
7361 (gimple_init_gcov_profiler): Likewise.
7363 2017-01-20 Martin Liska <mliska@suse.cz>
7366 * cgraph.h (maybe_create_reference): Remove argument and
7368 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7370 * ipa-cp.c (create_specialized_node): Likewise.
7371 * symtab.c (symtab_node::maybe_create_reference): Handle
7372 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7374 2017-01-20 Martin Liska <mliska@suse.cz>
7376 * read-rtl-function.c (function_reader::create_function): Use
7377 build_decl instread of build_decl_stat.
7379 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7381 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7382 * config/i386/avx512dqintrin.h: Ditto.
7383 * config/i386/avx512fintrin.h: Ditto.
7384 * config/i386/i386-builtin-types.def: Add new types.
7385 * gcc/config/i386/i386.c: Handle new types.
7386 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7387 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7388 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7389 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7390 (__builtin_ia32_kshiftridi): New.
7391 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7393 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7397 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7398 define to rs6000_init_stack_protect_guard.
7399 (rs6000_init_stack_protect_guard): New function.
7401 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7402 Yunqiang Su <yunqiang.su@imgtec.com>
7404 * config.gcc (supported_defaults): Add madd4.
7405 (with_madd4): Add validation.
7406 (all_defaults): Add madd4.
7407 * config/mips/mips.opt (mmadd4): New option.
7408 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7410 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7412 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7413 (ISA_HAS_FUSED_MADD4): Likewise.
7414 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7415 * gcc/doc/install.texi (--with-madd4): Document the new option.
7417 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7419 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7420 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7421 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7422 (aarch64_init_pauth_hint_builtins): New.
7423 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7424 (aarch64_expand_builtin): Expand new builtins.
7426 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7428 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7429 * combine-stack-adj.c (no_unhandled_cfa): Handle
7430 REG_CFA_TOGGLE_RA_MANGLE.
7431 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7432 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7433 info for return address signing.
7434 (aarch64_expand_epilogue): Likewise.
7436 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7438 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7439 * config/aarch64/aarch64-protos.h
7440 (aarch64_return_address_signing_enabled): New declaration.
7441 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7443 (aarch64_expand_prologue): Sign return address before it's pushed onto
7445 (aarch64_expand_epilogue): Authenticate return address fetched from
7447 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7448 (aarch64_attributes): New function attributes for "sign-return-address".
7449 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7450 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7451 ("*do_return"): Generate combined instructions according to key index.
7452 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7453 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7455 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7456 * config/aarch64/aarch64.opt (msign-return-address=): New.
7457 * doc/extend.texi (AArch64 Function Attributes): Documents
7458 "sign-return-address=".
7459 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7461 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7463 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7464 overall option summary.
7466 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7468 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7469 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7470 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7471 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7473 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7475 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7476 -mpower9-minmax by default for -mcpu=power9.
7477 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7478 128-bit floating point.
7480 2017-01-20 Alan Modra <amodra@gmail.com>
7482 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7483 optimizing for size.
7485 2017-01-20 Alan Modra <amodra@gmail.com>
7488 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7489 for strcmp and strncmp from corresponding builtin decl.
7491 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7493 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7494 instead of i386/rtems-64.h.
7495 * config/i386/rtems-64.h: Remove.
7497 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7501 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7505 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7507 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7508 Change int to HOST_WIDE_INT.
7509 * config/aarch64/aarch64-protos.h
7510 (aarch64_simd_gen_const_vector_dup): Likewise.
7511 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7513 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7515 * langhooks-def.h (lhd_type_for_size): New decl.
7516 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7517 * langhooks.c (lhd_type_for_size): New function, taken from
7520 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7522 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7523 define_bypass for CR latency.
7524 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7525 (power9-alu2): Add define_bypass for CR latency.
7527 (power9-mul): Update insn latency.
7528 (power9-mul-compare): Update insn latency, bypass latency and remove
7531 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7533 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7535 * config/aarch64/aarch64.md
7536 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7537 aarch64_nopcrelative_literal_loads.
7538 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7540 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7542 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7544 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7546 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7549 * config.gcc (supported_defaults): Add lxc1-sxc1.
7550 (with_lxc1_sxc1): Add validation.
7551 (all_defaults): Add lxc1-sxc1.
7552 * config/mips/mips.opt (mlxc1-sxc1): New option.
7553 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7555 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7556 __mips_no_lxc1_sxc1.
7557 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7558 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7559 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7561 2017-01-19 Richard Biener <rguenther@suse.de>
7563 PR tree-optimization/72488
7564 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7565 sure to restore SSA info.
7566 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7568 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7570 PR rtl-optimization/79121
7571 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7572 of the inner type when shifting an extended value.
7574 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7577 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7578 interposable aliases.
7580 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7583 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7584 Use the evmergelohi instruction.
7585 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7586 (mov_sitf_e500_subreg8_2_be): Likewise.
7587 (mov_sitf_e500_subreg12_2_le): Likewise.
7588 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7589 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7590 (mov_sitf_e500_subreg8_2_le): Likewise.
7591 (mov_sitf_e500_subreg12_2_be): Likewise.
7593 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7595 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7596 attribute from vecsimple to vecperm.
7597 (altivec_vbpermq2): Likewise.
7599 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7602 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7604 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7605 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7606 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7607 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7608 case where N arg is SIZE_MAX.
7609 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7610 (cmpstrsi): Add pattern.
7612 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7614 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7615 __builtin_vec_revb builtins.
7616 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7617 built-in functions to support generation of the ISA 3.0 XXBR<x>
7618 vector byte reverse instructions.
7619 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7620 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7621 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7622 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7623 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7624 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7625 (P9V_BUILTIN_VEC_REVB): Likewise.
7626 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7627 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7628 (p9_xxbrq_v16qi): Likewise.
7629 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7630 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7631 (p9_xxbrh_v8hi): Likewise.
7632 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7633 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7634 vec_revb built-in functions.
7636 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7638 PR rtl-optimization/78952
7639 * config/i386/i386.md (any_extract): New code iterator.
7640 (*insvqi_2): Use any_extract for source operand.
7641 (*insvqi_3): Use any_shiftrt for source operand.
7643 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7645 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7647 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7649 2017-01-18 Matthias Klose <doko@ubuntu.com>
7651 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7653 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7655 * config/rs6000/altivec.h (vec_bperm): Change #define.
7656 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7657 (altivec_vbpermq2): New define_insn.
7658 (altivec_vbpermd): Likewise.
7659 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7661 (VBPERMD): Likewise.
7662 (VBPERM): New polymorphic function interface.
7663 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7664 Add entries for P9V_BUILTIN_VEC_VBPERM.
7665 * doc/extend.texi: Add interfaces for vec_bperm.
7667 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7669 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7670 first letter of error messages.
7671 (s390_resolve_overloaded_builtin): Likewise.
7672 * config/s390/s390.c (s390_expand_builtin): Likewise.
7673 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7674 (s390_valid_target_attribute_inner_p): Likewise.
7675 * config/s390/s390.md ("tabort"): Likewise.
7677 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7679 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7680 (ISA_AVOID_DIV_HILO): New macro.
7681 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7682 (ISA_HAS_DDIV): Likewise.
7684 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7686 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7688 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7690 * doc/invoke.texi (fabi-version): Spelling fix.
7692 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7695 * doc/invoke.texi (fabi-version): Mention mangling fix for
7698 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7701 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7703 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7706 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7707 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7709 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7711 (stack_protect_test): Ditto.
7712 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7713 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7715 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7716 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7717 -mstack-protector-guard-offset=.
7718 (RS/6000 and PowerPC Options): Ditto.
7720 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7722 * config/i386/i386.h (MASK_CLASS_P): New define.
7723 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7724 there are no registers from different register sets also when
7725 mask registers are used. Update function comment.
7726 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7727 to (*k/*r) and (*k/*km) alternatives.
7729 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7731 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7732 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7733 (EH_RETURN_HANDLER_RTX): New define.
7734 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7735 Force frame pointer in EH return functions.
7736 (aarch64_expand_epilogue): Add barrier for eh_return.
7737 (aarch64_final_eh_return_addr): Remove.
7738 (aarch64_eh_return_handler_rtx): New function.
7739 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7741 (aarch64_eh_return_handler_rtx): New prototype.
7743 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7745 * config/rs6000/altivec.h (vec_rlmi): New #define.
7746 (vec_vrlnm): Likewise.
7747 (vec_rlnm): Likewise.
7748 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7749 (UNSPEC_VRLNM): Likewise.
7750 (VIlong): New mode iterator.
7751 (altivec_vrl<VI_char>mi): New define_insn.
7752 (altivec_vrl<VI_char>nm): Likewise.
7753 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7756 (RLNM): New polymorphic function entry.
7757 (VRLWMI): New monomorphic function entry.
7759 (RLMI): New polymorphic function entry.
7760 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7761 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7762 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7765 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7768 * dwarf2out.c (field_byte_offset): Restore the
7769 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7770 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7771 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7774 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7777 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7779 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7782 * dwarf2out.c (add_data_member_location_attribute): For constant
7783 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7784 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7785 DW_AT_byte_size attributes.
7787 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7789 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7790 after forcing to constant memory when the code model is medium.
7792 2017-01-17 Julia Koval <julia.koval@intel.com>
7795 * config/i386/avx512fintrin.h
7796 (_mm512_i32gather_ps): Change __addr type to void const*.
7797 (_mm512_mask_i32gather_ps): Ditto.
7798 (_mm512_i32gather_pd): Ditto.
7799 (_mm512_mask_i32gather_pd): Ditto.
7800 (_mm512_i64gather_ps): Ditto.
7801 (_mm512_mask_i64gather_ps): Ditto.
7802 (_mm512_i64gather_pd): Ditto.
7803 (_mm512_mask_i64gather_pd): Ditto.
7804 (_mm512_i32gather_epi32): Ditto.
7805 (_mm512_mask_i32gather_epi32): Ditto.
7806 (_mm512_i32gather_epi64): Ditto.
7807 (_mm512_mask_i32gather_epi64): Ditto.
7808 (_mm512_i64gather_epi32): Ditto.
7809 (_mm512_mask_i64gather_epi32): Ditto.
7810 (_mm512_i64gather_epi64): Ditto.
7811 (_mm512_mask_i64gather_epi64): Ditto.
7812 (_mm512_i32scatter_ps): Change __addr type to void*.
7813 (_mm512_mask_i32scatter_ps): Ditto.
7814 (_mm512_i32scatter_pd): Ditto.
7815 (_mm512_mask_i32scatter_pd): Ditto.
7816 (_mm512_i64scatter_ps): Ditto.
7817 (_mm512_mask_i64scatter_ps): Ditto.
7818 (_mm512_i64scatter_pd): Ditto.
7819 (_mm512_mask_i64scatter_pd): Ditto.
7820 (_mm512_i32scatter_epi32): Ditto.
7821 (_mm512_mask_i32scatter_epi32): Ditto.
7822 (_mm512_i32scatter_epi64): Ditto.
7823 (_mm512_mask_i32scatter_epi64): Ditto.
7824 (_mm512_i64scatter_epi32): Ditto.
7825 (_mm512_mask_i64scatter_epi32): Ditto.
7826 (_mm512_i64scatter_epi64): Ditto.
7827 (_mm512_mask_i64scatter_epi64): Ditto.
7828 * config/i386/avx512pfintrin.h
7829 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7830 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7831 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7832 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7833 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7834 (_mm512_prefetch_i32scatter_ps): Ditto.
7835 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7836 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7837 (_mm512_prefetch_i64scatter_pd): Ditto.
7838 (_mm512_prefetch_i64scatter_ps): Ditto.
7839 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7840 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7841 * config/i386/avx512vlintrin.h
7842 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7843 (_mm_mmask_i32gather_ps): Ditto.
7844 (_mm256_mmask_i32gather_pd): Ditto.
7845 (_mm_mmask_i32gather_pd): Ditto.
7846 (_mm256_mmask_i64gather_ps): Ditto.
7847 (_mm_mmask_i64gather_ps): Ditto.
7848 (_mm256_mmask_i64gather_pd): Ditto.
7849 (_mm_mmask_i64gather_pd): Ditto.
7850 (_mm256_mmask_i32gather_epi32): Ditto.
7851 (_mm_mmask_i32gather_epi32): Ditto.
7852 (_mm256_mmask_i32gather_epi64): Ditto.
7853 (_mm_mmask_i32gather_epi64): Ditto.
7854 (_mm256_mmask_i64gather_epi32): Ditto.
7855 (_mm_mmask_i64gather_epi32): Ditto.
7856 (_mm256_mmask_i64gather_epi64): Ditto.
7857 (_mm_mmask_i64gather_epi64): Ditto.
7858 (_mm256_i32scatter_ps): Change __addr type to void*.
7859 (_mm256_mask_i32scatter_ps): Ditto.
7860 (_mm_i32scatter_ps): Ditto.
7861 (_mm_mask_i32scatter_ps): Ditto.
7862 (_mm256_i32scatter_pd): Ditto.
7863 (_mm256_mask_i32scatter_pd): Ditto.
7864 (_mm_i32scatter_pd): Ditto.
7865 (_mm_mask_i32scatter_pd): Ditto.
7866 (_mm256_i64scatter_ps): Ditto.
7867 (_mm256_mask_i64scatter_ps): Ditto.
7868 (_mm_i64scatter_ps): Ditto.
7869 (_mm_mask_i64scatter_ps): Ditto.
7870 (_mm256_i64scatter_pd): Ditto.
7871 (_mm256_mask_i64scatter_pd): Ditto.
7872 (_mm_i64scatter_pd): Ditto.
7873 (_mm_mask_i64scatter_pd): Ditto.
7874 (_mm256_i32scatter_epi32): Ditto.
7875 (_mm256_mask_i32scatter_epi32): Ditto.
7876 (_mm_i32scatter_epi32): Ditto.
7877 (_mm_mask_i32scatter_epi32): Ditto.
7878 (_mm256_i32scatter_epi64): Ditto.
7879 (_mm256_mask_i32scatter_epi64): Ditto.
7880 (_mm_i32scatter_epi64): Ditto.
7881 (_mm_mask_i32scatter_epi64): Ditto.
7882 (_mm256_i64scatter_epi32): Ditto.
7883 (_mm256_mask_i64scatter_epi32): Ditto.
7884 (_mm_i64scatter_epi32): Ditto.
7885 (_mm_mask_i64scatter_epi32): Ditto.
7886 (_mm256_i64scatter_epi64): Ditto.
7887 (_mm256_mask_i64scatter_epi64): Ditto.
7888 (_mm_i64scatter_epi64): Ditto.
7889 (_mm_mask_i64scatter_epi64): Ditto.
7890 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7891 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7892 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7893 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7894 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7895 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7896 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7897 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7898 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7899 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7900 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7901 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7902 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7903 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7904 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7905 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7906 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7907 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7908 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7909 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7910 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7911 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7912 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7913 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7914 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7915 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7916 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7917 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7918 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7919 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7920 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7921 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7922 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7923 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7924 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7925 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7926 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7927 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7928 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7929 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7930 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7931 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7932 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7933 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7934 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7935 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7936 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7937 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7938 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7939 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7940 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7941 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7942 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7943 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7944 definitions accordingly.
7946 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7947 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7950 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7953 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7956 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7957 hard regs for inner regno.
7959 2017-01-17 Martin Liska <mliska@suse.cz>
7962 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7963 assumption and add comment.
7965 2017-01-17 Nathan Sidwell <nathan@acm.org>
7967 * ipa-visibility.c (localize_node): New function, broken out of ...
7968 (function_and_variable_visibility): ... here. Call it.
7970 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7973 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7974 correctly set frequency of oudgoing edge.
7975 (duplicate_thread_path): Fix profile updating.
7977 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7980 * configure.ac: Add GCC_BASE_VER.
7981 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7982 version from BASE-VER file.
7983 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7984 (gcc.o): Depend on $(BASEVER).
7985 * common.opt (dumpfullversion): New option.
7986 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7987 * doc/invoke.texi: Document -dumpfullversion.
7988 * doc/install.texi: Document --with-gcc-major-version-only.
7989 * configure: Regenerated.
7991 2017-01-17 Richard Biener <rguenther@suse.de>
7993 PR tree-optimization/71433
7994 * tree-vrp.c (register_new_assert_for): Merge same asserts
7995 on all incoming edges.
7996 (process_assert_insertions_for): Handle insertions at the
7999 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8001 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8002 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8004 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8007 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8010 2017-01-17 Alan Modra <amodra@gmail.com>
8013 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8014 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8015 symbolic stack limit when pic.
8017 2017-01-16 Martin Sebor <msebor@redhat.com>
8019 PR tree-optimization/78608
8020 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8022 2017-01-16 Jeff Law <law@redhat.com>
8025 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8026 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8027 for several include directories that may be relative to sysroot.
8028 * config/i386/x-mingw32 (gplus_includedir): Define.
8029 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8030 (native_system_includedir): Likewise.
8031 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8032 override if TARGET_SYSTEM_ROOT is defined.
8033 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8035 PR tree-optimization/79090
8036 PR tree-optimization/33562
8037 PR tree-optimization/61912
8038 PR tree-optimization/77485
8039 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8040 and computed trims into the dump file.
8042 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8044 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8046 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8049 * gimplify.c (gimplify_init_constructor): If want_value and
8050 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8054 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8055 sequence. Formatting fixes.
8056 (doloop_optimize): Formatting fixes.
8059 * gcc.c (debug_level_greater_than_spec_func): New function.
8060 (static_spec_functions): Add debug-level-gt spec function.
8061 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8063 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8064 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8065 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8066 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8067 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8068 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8070 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8072 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8073 QImode fixups to general and mask registers only.
8075 2017-01-16 Carl Love <cel@us.ibm.com>
8077 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8078 for built-in functions
8079 vector signed char vec_nabs (vector signed char)
8080 vector signed short vec_nabs (vector signed short)
8081 vector signed int vec_nabs (vector signed int)
8082 vector signed long long vec_nabs (vector signed long long)
8083 vector float vec_nabs (vector float)
8084 vector double vec_nabs (vector double)
8085 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8087 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8088 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8089 * doc/extend.texi: Update the documentation file for the new built-in
8092 2017-01-16 Martin Sebor <msebor@redhat.com>
8094 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8097 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8099 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8100 UNSPEC_VSX__XXSPLTD to require special splat handling.
8102 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8105 * system.h: Poison strndup.
8107 2017-01-16 Alan Modra <amodra@gmail.com>
8110 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8113 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8115 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8117 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8119 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8120 call recog here. Assert that INSN_CODE (insn) is non-negative.
8122 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8125 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8127 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8128 in the currently scheduled RTL fragment.
8130 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8132 PR rtl-optimization/78751
8133 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8136 2017-01-14 Jeff Law <law@redhat.com>
8138 PR tree-optimization/79090
8139 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8140 variable length stores.
8141 (compute_trims): Delete dead assignment to *trim_tail.
8142 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8145 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8147 PR rtl-optimization/78626
8148 PR rtl-optimization/78727
8149 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8150 of a block, and split such blocks after everything else is finished.
8152 2017-01-14 Alan Modra <amodra@gmail.com>
8155 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8156 target legitimate_combined_insn.
8157 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8158 (rs6000_legitimate_combined_insn): New function.
8159 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8161 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8162 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8163 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8165 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8167 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8169 2017-01-13 Jeff Law <law@redhat.com>
8171 PR tree-optimization/33562
8172 PR tree-optimization/61912
8173 PR tree-optimization/77485
8174 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8176 (delete_dead_assignment): Likewise.
8177 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8178 statement to delete_dead_call and delete_dead_assignment.
8180 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8183 * substring-locations.c (format_warning_va): Strengthen case 1 so
8184 that both endpoints of the substring must be within the format
8185 range for just the substring to be printed.
8187 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8189 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8190 * config/i386/i386.c (ix86_target_string): Add missing options
8191 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8192 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8193 flags_other and ix86_target_other to flags2_other. Display unknown
8195 (ix86_valid_target_attribute_inner_p): Add missing options and
8196 reorder options by implied ISAs, as in ix86_target_string.
8198 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8200 * hash-table.h (hash_table::too_empty_p): New function.
8201 (hash_table::expand): Use it.
8202 (hash_table::traverse): Likewise.
8203 (hash_table::empty_slot): Use sizeof (value_type) instead of
8204 sizeof (PTR) to convert bytes to elements. Shrink the table
8205 if the current size is excessive for the current number of
8208 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8210 * ira-costs.c (record_reg_classes): Break from the inner loop
8211 early once alt_fail is known to be true. Update outer loop
8212 handling accordingly.
8214 2017-01-13 Jeff Law <law@redhat.com>
8216 * tree-ssa-dse.c (decrement_count): New function.
8217 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8218 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8219 when we know the partially dead statement is a mem* function.
8221 PR tree-optimization/61912
8222 PR tree-optimization/77485
8223 * tree-ssa-dse.c: Include expr.h.
8224 (maybe_trim_constructor_store): New function.
8225 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8227 PR tree-optimization/33562
8228 PR tree-optimization/61912
8229 PR tree-optimization/77485
8230 * doc/invoke.texi: Document new dse-max-object-size param.
8231 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8232 * tree-ssa-dse.c: Include params.h.
8233 (dse_store_status): New enum.
8234 (initialize_ao_ref_for_dse): New, partially extracted from
8236 (valid_ao_ref_for_dse, normalize_ref): New.
8237 (setup_live_bytes_from_ref, compute_trims): Likewise.
8238 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8239 (maybe_trim_partially_dead_store): Likewise.
8240 (maybe_trim_complex_store): Likewise.
8241 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8242 Track what bytes live from the original store. Return tri-state
8243 for dead, partially dead or live.
8244 (dse_dom_walker): Add constructor, destructor and new private members.
8245 (delete_dead_call, delete_dead_assignment): New extracted from
8247 (dse_optimize_stmt): Make a member of dse_dom_walker.
8248 Use initialize_ao_ref_for_dse.
8250 PR tree-optimization/33562
8251 PR tree-optimization/61912
8252 PR tree-optimization/77485
8253 * sbitmap.h (bitmap_count_bits): Prototype.
8254 (bitmap_clear_range, bitmap_set_range): Likewise.
8255 * sbitmap.c (bitmap_clear_range): New function.
8256 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8258 2017-01-13 Martin Liska <mliska@suse.cz>
8261 * function.c (set_cfun): Add new argument force.
8262 * function.h (set_cfun): Likewise.
8263 * ipa-inline-transform.c (inline_call): Use the function when
8264 strict alising from is dropped for function we inline to.
8266 2017-01-13 Richard Biener <rguenther@suse.de>
8268 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8269 for dumping GIMPLE INTEGER_CSTs.
8271 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8273 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8274 to 201112L since C++17.
8276 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8279 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8280 if -fsanitize=kernel-address is present.
8282 2017-01-13 Richard Biener <rguenther@suse.de>
8284 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8285 as _Literal ( type ) number in case usual suffixes do not
8286 preserve all information.
8288 2017-01-13 Richard Biener <rguenther@suse.de>
8290 PR tree-optimization/77283
8291 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8292 and ssa-iterators.h.
8293 (is_feasible_trace): Implement a cost model based on joiner
8296 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8299 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8300 char or short to __float128/_Float128 directly.
8302 2017-01-12 Martin Sebor <msebor@redhat.com>
8304 to -Wformat-overflow.
8305 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8306 (min_bytes_remaining): Same.
8307 (get_string_length): Same.
8308 (format_string): Same.
8309 (format_directive): Same.
8311 (pass_sprintf_length::handle_gimple_call): Same.
8313 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8315 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8316 info.nowrite calls with no lhs that can't throw. Return bool
8317 whether gsi_remove has been called or not.
8318 (pass_sprintf_length::handle_gimple_call): Return bool whether
8319 try_substitute_return_value called gsi_remove. Formatting fix.
8320 (pass_sprintf_length::execute): Don't use gsi_remove if
8321 handle_gimple_call returned true.
8324 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8325 be removed due to side-effects, don't remove following barrier nor
8326 turn the successor edge into fallthru edge.
8328 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8331 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8332 element-reversing loads and stores as not swappable.
8334 2017-01-12 Nathan Sidwell <nathan@acm.org>
8335 Nicolai Stange <nicstange@gmail.com>
8337 * combine.c (try_combine): Don't ignore result of overlap checking
8338 loop. Combine overlap & asm check into single loop.
8340 2017-01-12 Richard Biener <rguenther@suse.de>
8342 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8343 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8345 2017-01-12 Richard Biener <rguenther@suse.de>
8347 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8348 and TS_TARGET_OPTION directly derive from TS_BASE.
8349 * tree-core.h (tree_optimization_option): Derive from tree_base.
8350 (tree_target_option): Likewise.
8352 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8354 * config/i386/i386.c (memory_address_length): Increase len
8355 only when rip_relative_addr_p returns false.
8357 2017-01-11 Julia Koval <julia.koval@intel.com>
8359 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8360 (OPTION_MASK_ISA_SGX_SET): New.
8361 (ix86_handle_option): Handle OPT_msgx.
8362 * config.gcc: Added sgxintrin.h.
8363 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8364 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8365 * config/i386/i386.c (ix86_target_string): Add -msgx.
8367 (ix86_option_override_internal): Handle new options.
8368 (ix86_valid_target_attribute_inner_p): Add sgx.
8369 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8370 * config/i386/i386.opt: Add msgx.
8371 * config/i386/sgxintrin.h: New file.
8372 * config/i386/x86intrin.h: Add sgxintrin.h.
8374 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8377 * fold-const.c (maybe_nonzero_address): Return 1 for function
8379 (tree_single_nonzero_warnv_p): Don't handle function local objects
8383 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8386 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8389 * opts.c: Include "spellcheck.h"
8390 (struct string_fragment): New struct.
8391 (struct edit_distance_traits<const string_fragment &>): New
8393 (get_closest_sanitizer_option): New function.
8394 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8396 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8398 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8400 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8401 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8402 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8403 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8404 for initial die_offset if dwarf_split_debug_info.
8405 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8406 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8408 (output_skeleton_debug_sections): Formatting fix. Use
8409 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8410 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8412 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8414 * config/arm/cortex-a53.md: Add bypasses for
8416 (cortex_a53_r2f): Only use for transfers.
8417 (cortex_a53_f2r): Likewise.
8418 (cortex_a53_r2f_cvt): Add reservation for conversions.
8419 (cortex_a53_f2r_cvt): Likewise.
8421 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8423 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8424 to all inlined functions, change static to extern.
8426 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8429 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8431 (arm_assemble_integer): Likewise.
8433 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8435 * config.gcc: Use new awk script to check CPU, FPU and architecture
8436 parameters for --with-... options.
8437 * config/arm/parsecpu.awk: New file
8438 * config/arm/arm-cpus.in: New file.
8439 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8441 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8443 * config/arm/t-arm: Update dependency rules.
8444 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8445 of processing .def files.
8446 * config/arm/genopt.sh: Deleted.
8447 * config/arm/gentune.sh: Deleted.
8448 * config/arm/arm-cores.def: Deleted.
8449 * config/arm/arm-arches.def: Deleted.
8450 * config/arm/arm-fpus.def: Deleted.
8451 * config/arm/arm-tune.md: Regenerated.
8452 * config/arm/arm-tables.opt: Regenerated.
8453 * config/arm/arm-cpu.h: New generated file.
8454 * config/arm/arm-cpu-data.h: New generated file.
8455 * config/arm/arm-cpu-cdata.h: New generated file.
8457 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8460 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8462 (input_varpool_node): Unpack dynamically_initialized bit.
8464 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8466 PR rtl-optimization/79032
8467 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8468 the alignment of the adjusted memory reference against that of MODE,
8469 instead of the alignment of the original memory reference.
8471 2017-01-11 Martin Jambor <mjambor@suse.cz>
8473 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8475 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8476 decorated functions.
8478 2017-01-11 Richard Biener <rguenther@suse.de>
8480 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8481 set range/nonnull info for PHI results. Do not set it on
8482 stmts marked for removal.
8484 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8486 * expr.c (store_field): In the bitfield case, fetch the return value
8487 from the registers before applying a single big-endian adjustment.
8488 Always do a final load for a BLKmode value not larger than a word.
8490 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8493 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8494 that we correctly handle column numbers greater than
8495 LINE_MAP_MAX_COLUMN_NUMBER.
8497 2017-01-10 Martin Sebor <msebor@redhat.com>
8500 * gimple-ssa-sprintf.c (get_destination_size): Call
8501 {init,fini}object_sizes.
8502 * tree-object-size.c (addr_object_size): Adjust.
8503 (pass_through_call): Adjust.
8504 (pass_object_sizes::execute): Adjust.
8505 * tree-object-size.h (fini_object_sizes): Declare.
8507 2017-01-10 Martin Sebor <msebor@redhat.com>
8509 PR tree-optimization/78775
8510 * builtins.c (get_size_range): Move...
8511 * calls.c: ...to here.
8512 (alloc_max_size): Accept zero argument.
8513 (operand_signed_p): Remove.
8514 (maybe_warn_alloc_args_overflow): Call get_size_range.
8515 * calls.h (get_size_range): Declare.
8517 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8519 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8520 from TI's devices.csv file as of September 2016.
8521 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8523 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8525 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8526 * doc/invoke.texi: Likewise.
8527 * doc/md.texi: Likewise.
8528 * doc/objc.texi: Likewise.
8530 2017-01-10 Joshua Conner <joshconner@google.com>
8532 * config/arm/fuchsia-elf.h: New file.
8533 * config/fuchsia.h: New file.
8534 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8535 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8537 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8539 2016-01-10 Richard Biener <rguenther@suse.de>
8541 PR tree-optimization/79034
8542 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8543 Propagate out degenerate PHIs in the joiner.
8545 2017-01-10 Martin Liska <mliska@suse.cz>
8547 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8548 (sort_congruence_classes_by_decl_uid): Likewise.
8549 (sort_congruence_class_groups_by_decl_uid): Likewise.
8550 (sem_item_optimizer::merge_classes): Sort class, groups in these
8551 classes and members in the groups by DECL_UID of declarations.
8552 This would make merge operations stable.
8554 2017-01-10 Martin Liska <mliska@suse.cz>
8556 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8557 usage of m_classes_vec.
8558 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8559 (sem_item_optimizer::get_group_by_hash): Likewise.
8560 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8561 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8562 (sem_item_optimizer::verify_classes): Likewise.
8563 (sem_item_optimizer::process_cong_reduction): Likewise.
8564 (sem_item_optimizer::dump_cong_classes): Likewise.
8565 (sem_item_optimizer::merge_classes): Likewise.
8566 * ipa-icf.h (congruence_class_hash): Rename from
8567 congruence_class_group_hash. Remove declaration of m_classes_vec.
8569 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8571 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8572 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8573 * config.gcc: Add avx512vpopcntdqintrin.h.
8574 * config/i386/avx512vpopcntdqintrin.h: New.
8575 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8576 * config/i386/i386-builtin-types.def: Add new types.
8577 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8578 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8579 __builtin_ia32_vpopcountq_v8di_mask): New.
8580 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8581 __AVX512VPOPCNTDQ__.
8582 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8583 (PTA_AVX512VPOPCNTDQ): Define.
8584 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8585 TARGET_AVX512VPOPCNTDQ_P): Define.
8586 * config/i386/i386.opt: Add mavx512vpopcntdq.
8587 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8588 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8590 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8593 * predict.def (PRED_CALL): Set to 67.
8595 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8597 * expr.c (store_field): In the bitfield case, if the value comes from
8598 a function call and is of an aggregate type returned in registers, do
8599 not modify the field mode; extract the value in all cases if the mode
8600 is BLKmode and the size is not larger than a word.
8602 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8605 * config/i386/cpuid.h: Fix undefined behavior.
8607 2017-01-04 Jeff Law <law@redhat.com>
8609 PR tree-optimization/79007
8610 PR tree-optimization/67955
8611 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8612 conservative for pt.null when flag_non_call_exceptions is on.
8614 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8616 PR translation/79019
8617 PR translation/79020
8618 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8619 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8620 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8622 * config/avr/avr.opt (maccumulate-args): Likewise.
8623 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8624 * common.opt (freport-bug): Likewise.
8625 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8626 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8627 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8628 translatable string.
8629 * config/i386/i386.c (function_value_32): Likewise.
8630 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8631 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8633 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8634 * common/config/msp430/msp430-common.c (msp430_handle_option):
8636 * symtab.c (symtab_node::verify_base): Likewise.
8637 * opts.c (set_debug_level): Likewise.
8638 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8639 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8640 missing whitespace to translatable strings.
8641 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8642 * config/sh/superh.h: Likewise.
8643 * config/i386/xopintrin.h: Likewise.
8644 * config/i386/znver1.md: Likewise.
8645 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8646 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8647 * double-int.h (struct double_int): Likewise.
8648 * double-int.c (div_and_round_double): Likewise.
8649 * wide-int.cc: Likewise.
8650 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8651 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8652 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8653 (crossjumps_occurred): ... this.
8654 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8657 PR tree-optimization/78899
8658 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8659 returning bool return struct loop *, NULL for failure and the new
8661 (versionable_outer_loop_p): Don't version outer loop if it has
8662 dont_vectorized bit set.
8663 (tree_if_conversion): When versioning outer loop, ensure
8664 tree_if_conversion is performed also on the inner loop of the
8665 non-vectorizable outer loop copy.
8666 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8667 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8668 prevent vectorization of it.
8669 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8670 the outer loop vectorization of the non-scalar version is attempted
8671 before vectorization of the inner loop in scalar version. If
8672 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8673 vectorization of its inner loop.
8674 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8675 has 2 inner loops, rename also on edges from bb whose single pred
8676 is outer_loop->header. Fix typo in function comment.
8678 2017-01-09 Martin Sebor <msebor@redhat.com>
8681 * asan.c (asan_emit_stack_protection): Increase local buffer size
8682 to avoid snprintf truncation warning.
8684 2017-01-09 Andrew Pinski <apinski@cavium.com>
8686 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8687 to reference thunderx2t99 for the tuning structure
8688 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8690 (thunderx2t99_extra_costs): This.
8691 * config/aarch64/aarch64-tune.md: Regenerate.
8692 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8693 (vulcan_addrcost_table): This.
8694 (vulcan_regmove_cost): Rename to ...
8695 (thunderx2t99_regmove_cost): This.
8696 (vulcan_vector_cost): Rename to ...
8697 (thunderx2t99_vector_cost): this.
8698 (vulcan_branch_cost): Rename to ...
8699 (thunderx2t99_branch_cost): This.
8700 (vulcan_tunings): Rename to ...
8701 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8702 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8704 2017-01-09 Martin Jambor <mjambor@suse.cz>
8708 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8709 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8710 (propagate_vr_accross_jump_function): Use the above function for all
8711 value range computations for pass-through jump functions and type
8712 converasion from explicit value range values.
8713 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8714 parameters from TYPE_ARG_TYPES.
8715 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8716 (ipa_write_node_info): Stream type of the actual argument.
8717 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8719 2017-01-09 Martin Liska <mliska@suse.cz>
8722 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8723 (lookup_compiler): Do not show error message with have_E.
8725 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8727 PR tree-optimization/78938
8728 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8729 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8730 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8731 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8734 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8736 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8739 2017-01-09 Richard Biener <rguenther@suse.de>
8741 PR tree-optimization/78997
8742 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8743 name condition properly.
8745 2017-01-09 Richard Biener <rguenther@suse.de>
8748 * dwarf2out.c (is_cxx): New overload with context.
8749 (is_naming_typedef_decl): Use it.
8751 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8753 * invoke.texi (Option Summary): Correct spacing in option lists
8754 and add line breaks to fix over-long lines.
8756 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8760 * extend.texi (Common Variable Attributes): Add xref to GCC
8761 Internals manual to explain mode attribute keywords.
8763 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8766 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8767 and Preprocessor Options.
8768 (Options for Linking): Document -pthread here....
8769 (RS/6000 and PowerPC Options): ...not here.
8770 (Solaris 2 Options): ...or here.
8771 * doc/cppopts.texi: Document -pthread.
8773 2017-01-08 Martin Sebor <msebor@redhat.com>
8776 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8777 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8778 New member functions.
8779 (format_directive): Used them.
8781 (pass_sprintf_length::handle_gimple_call): Same.
8782 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8783 to avoid truncation for any argument.
8784 (extract_affine_mul): Same.
8785 * tree.c (get_file_function_name): Same.
8787 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8790 * predict.def (PRED_INDIR_CALL): Set to 86.
8792 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8794 PR preprocessor/54124
8795 * doc/cppopts.texi: Reformat -d subtable to list the full name
8796 of the options. Add cross-reference to the docs for the general
8797 compiler -d options.
8798 * doc/invoke.texi (Developer Options): Add cross-reference to the
8799 preprocessor-specific -d option documentation.
8801 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8803 PR preprocessor/13498
8804 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8805 redudant material, and reflect new command-line options.
8806 (System Headers): Likewise.
8808 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8810 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8811 -isystem, and -idirafter. Copy-edit.
8812 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8813 default for -ftrack-macro-expansion. Delete obsolete and
8814 badly-formatted implementation details about -fdebug-cpp output.
8815 * doc/cppwarnopts.texi: Copy-edit.
8817 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8820 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8821 that the transition from a max line width >= 1<<10 to narrower
8822 lines works correctly.
8824 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8826 * doc/options.texi (PerFunction): New.
8827 * opt-functions.awk (switch_flags): Map both Optimization and
8828 PerFunction to CL_OPTIMIZATION.
8829 * opth-gen.awk: Test for PerFunction flag along with
8831 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8832 it only when the latter is present. Skip those that don't in
8833 the hash function generator.
8834 * common.opt (fvar-tracking): Mark as PerFunction instead of
8836 (fvar-tracking-assignments): Likewise.
8837 (fvar-tracking-assignments-toggle): Likewise.
8838 (fvar-tracking-uninit): Likewise.
8840 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8842 PR translation/79018
8843 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8846 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8849 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8850 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8851 TARGET_LONG_JUMP_TABLE_OFFSETS.
8852 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8853 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8854 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8855 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8856 * config/m68k/m68k.md (tablejump expander): Likewise.
8857 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8858 TARGET_LONG_JUMP_TABLE_OFFSETS.
8859 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8860 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8862 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8863 David Holsgrove <david.holsgrove@xilinx.com>
8865 * common/config/microblaze/microblaze-common.c
8866 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8867 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8869 * config/microblaze/microblaze.c (microblaze_must_save_register)
8870 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8872 (microblaze_eh_return): New function.
8873 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8874 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8875 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8876 * config/microblaze/microblaze.md (eh_return): New pattern.
8878 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8880 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8881 GCC_DIAGNOSTIC_STRINGIFY): Define.
8883 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8885 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8887 * config/arm/arm.md (<mcrr>): New.
8889 * config/arm/arm.c (arm_arch5te): New.
8890 (arm_option_override): Set arm_arch5te.
8891 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8893 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8894 (arm_mcrr_qualifiers): ... this. New.
8895 (MRRC_QUALIFIERS): Define to...
8896 (arm_mrrc_qualifiers): ... this. New.
8897 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8899 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8900 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8901 (MRRCI, mrrc, MRRC): New.
8902 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8903 VUNSPEC_MRRC2): New.
8905 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8907 * config/arm/arm.md (<mcr>): New.
8909 * config/arm/arm.c (arm_coproc_builtin_available): Add
8910 support for mcr, mrc, mcr2 and mrc2.
8911 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8912 (arm_mcr_qualifiers): ... this. New.
8913 (MRC_QUALIFIERS): Define to ...
8914 (arm_mrc_qualifiers): ... this. New.
8915 (MCR_QUALIFIERS): Define to ...
8916 (arm_mcr_qualifiers): ... this. New.
8917 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8919 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8920 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8921 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8924 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8926 * config/arm/arm.md (*ldc): New.
8930 * config/arm/arm.c (arm_coproc_builtin_available): Add
8931 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8932 (arm_coproc_ldc_stc_legitimate_address): New.
8933 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8934 'qualifier_const_pointer'.
8935 (LDC_QUALIFIERS): Define to...
8936 (arm_ldc_qualifiers): ... this. New.
8937 (STC_QUALIFIERS): Define to...
8938 (arm_stc_qualifiers): ... this. New.
8939 * config/arm/arm-protos.h
8940 (arm_coproc_ldc_stc_legitimate_address): New.
8941 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8942 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8943 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8944 stc2, stcl, stc2l): New.
8945 * config/arm/constraints.md (Uz): New.
8946 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8947 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8948 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8949 VUNSPEC_STC2L): New.
8951 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8953 * config/arm/arm.md (<cdp>): New.
8954 * config/arm/arm.c (neon_const_bounds): Rename this ...
8955 (arm_const_bounds): ... this.
8956 (arm_coproc_builtin_available): New.
8957 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8958 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8959 (CDP_QUALIFIERS): Define to...
8960 (arm_cdp_qualifiers): ... this. New.
8962 (arm_expand_builtin_args): Add case for 6 arguments.
8963 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8964 (arm_const_bounds): ... this.
8965 (arm_coproc_builtin_available): New.
8966 * config/arm/arm_acle.h (__arm_cdp): New.
8968 * config/arm/arm_acle_builtins.def (cdp): New.
8970 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8971 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8973 * config/arm/types.md (coproc): New.
8974 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8975 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8976 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8977 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8979 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8981 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8982 (UBINOP_QUALIFIERS): New.
8984 (acle_builtin_data): New. Change comment.
8985 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8986 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8987 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8988 arm_acle_builtins.def.
8989 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8990 (arm_init_acle_builtins): New.
8991 (CRC32_BUILTIN): Remove.
8992 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8993 crc32cb, crc32ch and crc32cw.
8994 (arm_init_crc32_builtins): Remove.
8995 (arm_init_builtins): Use arm_init_acle_builtins rather
8996 than arm_init_crc32_builtins.
8997 (arm_expand_acle_builtin): New.
8998 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8999 * config/arm/arm_acle_builtins.def: New.
9001 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9003 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9004 (arm_builtin_datum): ... this.
9005 (arm_init_neon_builtin): Rename to ...
9006 (arm_init_builtin): ... this. Add a new parameters PREFIX
9007 and USE_SIG_IN_NAME.
9008 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9009 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9010 'arm_builtin_datum'.
9011 (arm_init_vfp_builtins): Likewise.
9012 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9013 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9014 (arm_expand_neon_args): Rename to ...
9015 (arm_expand_builtin_args): ... this. Rename builtin_arg
9016 enum values and differentiate between ARG_BUILTIN_MEMORY
9017 and ARG_BUILTIN_NEON_MEMORY.
9018 (arm_expand_neon_builtin_1): Rename to ...
9019 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9020 values, arm_expand_builtin_args and add bool parameter NEON.
9021 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9022 (arm_expand_vfp_builtin): Likewise.
9023 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9025 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9028 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9029 * predict.c (tree_estimate_probability_bb): Reverse direction of
9030 polymorphic call predictor.
9032 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9034 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9035 (determine_pass_name_match): ...this new function and...
9036 (should_skip_pass_p): ...this new function.
9038 2017-01-06 Nathan Sidwell <nathan@acm.org>
9040 * ipa-visibility.c (function_and_variable_visibility): Reformat
9041 comments and long lines. Remove extrneous if.
9042 * symtab.c (symtab_node::make_decl_local): Fix code format.
9043 (symtab_node::set_section_for_node): Fix comment typo.
9045 2017-01-06 Martin Liska <mliska@suse.cz>
9048 * lra-constraints.c: Rename invariant to lra_invariant.
9049 * predict.c (set_even_probabilities): Initialize e to NULL.
9051 2017-01-05 Martin Sebor <msebor@redhat.com>
9053 PR tree-optimization/78910
9054 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9055 (format_integer): Correct off-by-one error in the handling
9056 of precision with negative numbers in signed conversions..
9058 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9060 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9062 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9064 PR tree-optimization/71016
9065 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9066 factor_out_conditional_conversion. Formatting fix.
9067 (factor_out_conditional_conversion): Add cond_stmt argument.
9068 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9069 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9072 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9074 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9075 read-rtl-function.o, and selftest-rtl.o.
9076 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9077 (selftest::aarch64_test_loading_full_dump): New function.
9078 (selftest::aarch64_run_selftests): New function.
9079 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9080 selftest::aarch64_run_selftests.
9081 * config/i386/i386.c
9082 (selftest::ix86_test_loading_dump_fragment_1): New function.
9083 (selftest::ix86_test_loading_call_insn): New function.
9084 (selftest::ix86_test_loading_full_dump): New function.
9085 (selftest::ix86_test_loading_unspec): New function.
9086 (selftest::ix86_run_selftests): Call the new functions.
9087 * emit-rtl.c (maybe_set_max_label_num): New function.
9088 * emit-rtl.h (maybe_set_max_label_num): New decl.
9089 * function.c (instantiate_decls): Guard call to
9090 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9091 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9093 * gensupport.c (gen_reader::gen_reader): Pass "false"
9094 for new "compact" param of rtx_reader.
9095 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9096 rather than an empty string for NULL strings.
9097 * read-md.c: Potentially include config.h rather than bconfig.h.
9098 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9099 (have_error): New global, copied from errors.c.
9100 (md_reader::read_name): Rename to...
9101 (md_reader::read_name_1): ...this, adding "out_loc" param,
9102 and converting "missing name or number" to returning false, rather
9104 (md_reader::read_name): Reimplement in terms of read_name_1.
9105 (md_reader::read_name_or_nil): New function.
9106 (md_reader::read_string): Handle "(nil)" by returning NULL.
9107 (md_reader::md_reader): Add new param "compact".
9108 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9109 (md_reader::read_file): New method.
9110 * read-md.h (md_reader::md_reader): Add new param "compact".
9111 (md_reader::read_file): New method.
9112 (md_reader::is_compact): New accessor.
9113 (md_reader::read_name): Convert return type from void to file_location.
9114 (md_reader::read_name_or_nil): New decl.
9115 (md_reader::read_name_1): New decl.
9116 (md_reader::m_compact): New field.
9117 (noop_reader::noop_reader): Pass "false" for new "compact" param
9119 (rtx_reader::rtx_reader): Add new "compact" param.
9120 (rtx_reader::read_rtx_operand): Make virtual and convert return
9121 type from void to rtx.
9122 (rtx_reader::read_until): New decl.
9123 (rtx_reader::handle_any_trailing_information): New virtual function.
9124 (rtx_reader::postprocess): New virtual function.
9125 (rtx_reader::finalize_string): New virtual function.
9126 (rtx_reader::m_in_call_function_usage): New field.
9127 (rtx_reader::m_reuse_rtx_by_id): New field.
9128 * read-rtl-function.c: New file.
9129 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9130 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9131 (selftest::verify_three_block_rtl_cfg): New decl.
9132 * read-rtl-function.h: New file.
9133 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9134 For host, include function.h, memmodel.h, and emit-rtl.h.
9135 (one_time_initialization): New function.
9136 (struct compact_insn_name): New struct.
9137 (compact_insn_names): New array.
9138 (find_code): Handle insn codes in compact dumps.
9139 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9140 (bind_subst_iter_and_attr): Likewise.
9141 (add_condition_to_string): Likewise.
9142 (add_condition_to_rtx): Likewise.
9143 (apply_attribute_uses): Likewise.
9144 (add_current_iterators): Likewise.
9145 (apply_iterators): Likewise.
9146 (initialize_iterators): Guard usage of apply_subst_iterator with
9147 #ifdef GENERATOR_FILE.
9148 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9149 (md_reader::read_mapping): Likewise.
9150 (add_define_attr_for_define_subst): Likewise.
9151 (add_define_subst_attr): Likewise.
9152 (read_subst_mapping): Likewise.
9153 (check_code_iterator): Likewise.
9154 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9156 (one_time_initialization): New function.
9157 (rtx_reader::read_until): New method.
9158 (read_flags): New function.
9159 (parse_reg_note_name): New function.
9160 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9161 Handle reuse_rtx ids.
9162 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9163 Add parsing support for RTL dumps, mirroring the special-cases in
9164 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9165 values, and calling handle_any_trailing_information.
9166 (rtx_reader::read_rtx_operand): Convert return type from void
9167 to rtx, returning return_rtx. Handle case 'e'. Call
9168 finalize_string on XSTR and XTMPL fields.
9169 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9170 "(nil)" values were omitted. Call the postprocess vfunc on the
9172 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9173 class ctor. Initialize m_in_call_function_usage. Call
9174 one_time_initialization.
9175 * rtl-tests.c (selftest::test_uncond_jump): Call
9176 set_new_first_and_last_insn.
9177 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9178 * selftest-rtl.c: New file.
9179 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9180 (selftest::get_insn_by_uid): New decl.
9181 * selftest-run-tests.c (selftest::run_tests): Call
9182 read_rtl_function_c_tests.
9183 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9184 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9187 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9189 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9190 operands in a special way. Assert that pos+len <= mode precision.
9192 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9194 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9195 3 argument Alias with unlimited for the negative form.
9196 (fno-vect-cost-model): Removed.
9198 2017-01-05 Martin Liska <mliska@suse.cz>
9200 * hsa-gen.c (gen_hsa_divmod): New function.
9201 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9203 2017-01-05 Martin Liska <mliska@suse.cz>
9206 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9209 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9211 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9212 small constant length operands.
9214 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9216 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9217 between loop iterations.
9219 2017-01-05 Martin Liska <mliska@suse.cz>
9222 * gimplify.c (gimplify_decl_expr): Compare to
9223 asan_poisoned_variables instread of checking flags.
9224 (gimplify_target_expr): Likewise.
9225 (gimplify_expr): Likewise.
9226 (gimplify_function_tree): Conditionally initialize
9227 asan_poisoned_variables.
9229 2017-01-04 Jeff Law <law@redhat.com>
9231 PR tree-optimizatin/78812
9232 * rtl.h (contains_mem_rtx_p): Prototype.
9233 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9234 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9235 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9236 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9237 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9239 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9241 * input.c (assert_char_at_range): Default-initialize actual_range.
9243 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9245 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9246 to match the caller.
9248 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9250 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9251 insns after final jump in test to emit dummy move.
9253 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9255 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9256 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9258 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9260 * multiple_target.c (create_dispatcher_calls): Init e_next.
9261 * tree-ssa-loop-split.c (split_loop): Init border.
9262 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9265 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9270 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9271 (altivec_register_operand): Do not return true if the operand
9272 contains a SUBREG mixing SImode and SFmode.
9273 (vsx_register_operand): Likewise.
9274 (vsx_reg_sfsubreg_ok): New predicate.
9275 (vfloat_operand): Do not return true if the operand contains a
9276 SUBREG mixing SImode and SFmode.
9277 (vint_operand): Likewise.
9278 (vlogical_operand): Likewise.
9279 (gpc_reg_operand): Likewise.
9280 (int_reg_operand): Likewise.
9281 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9282 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9283 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9285 (rs6000_emit_move_si_sf_subreg): New helper function.
9286 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9287 fixup SUBREGs involving SImode and SFmode.
9288 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9289 numbers for the new peephole2 optimization.
9290 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9291 the GLIBC math library that do AND/IOR/XOR operations on single
9292 precision floating point.
9293 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9294 target macros to say whether we need to avoid SUBREGs mixing
9296 (TARGET_ALLOW_SF_SUBREG): Likewise.
9297 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9298 (UNSPEC_SI_FROM_SF): Likewise.
9299 (iorxor): Change spacing.
9300 (and_ior_xor): New iterator for AND, IOR, and XOR.
9301 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9302 (movdi_from_sf_zero_ext): Likewise.
9303 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9304 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9305 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9306 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9307 (fms<mode>4): Likewise.
9308 (fnma<mode>4): Likewise.
9309 (fnms<mode>4): Likewise.
9310 (nfma<mode>4): Likewise.
9311 (nfms<mode>4): Likewise.
9313 2017-01-04 Marek Polacek <polacek@redhat.com>
9316 * doc/invoke.texi: Document -Wpointer-compare.
9318 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9320 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9323 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9324 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9327 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9330 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9331 documentation of the powerpc_popcntb_ok attribute.
9332 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9333 code to issue warning messages if a requested CPU configuration is
9334 not supported by the binary (assembler and loader) toolchain.
9335 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9336 made to define a built-in function that has been disabled.
9337 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9338 made to define a built-in function that has been disabled.
9339 (altivec_init_builtins): Add comment explaining why definition
9340 of the DST built-in functions is not preceded by an assertion
9341 check. Add assertions to prevent ICE if attempts are made to
9342 define an altivec predicate or an abs* built-in function that has
9344 (htm_init_builtins): Add comment explaining why definition of the
9345 htm built-in functions is not preceded by an assertion check.
9347 2017-01-04 Jeff Law <law@redhat.com>
9349 PR tree-optimizatin/67955
9350 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9351 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9352 the points-to solution does not include pt_null. Use DECL_PT_UID
9355 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9357 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9358 Use gen_int_mode instead of gen_lopwart for const_int operands.
9360 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9362 PR tree-optimization/71563
9363 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9364 out of range value - has low bits known to be zero.
9366 2017-01-04 Alan Modra <amodra@gmail.com>
9368 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9369 * configure: Regenerate.
9370 * config.in: Regenerate.
9372 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9375 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9376 a substring of the message, but strcmp with the whole message. Ifdef
9377 ENABLE_NLS, translate the message first using dgettext.
9379 2017-01-03 Jeff Law <law@redhat.com>
9381 PR tree-optimizatin/78856
9382 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9383 (mark_threaded_blocks): Remove code to truncate thread paths that
9384 cross multiple loop headers. Instead invalidate the cached loop
9385 iteration information and handle case of a thread path walking
9386 into an irreducible region.
9388 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9391 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9392 assertions. Add support for doing the signbit if the IEEE 128-bit
9393 floating point value is in a GPR.
9394 * config/rs6000/rs6000.md (Fsignbit): Delete.
9395 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9396 Update the length attribute if the value is in a GPR.
9397 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9398 the sign or zero extension instruction, since the value is always 0/1.
9399 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9402 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9403 extracting SImode to a GPR register so that we can generate a
9404 store, limit the vector to be in a traditional Altivec register
9405 for the vextuwrx instruction.
9407 2017-01-03 Ian Lance Taylor <iant@google.com>
9409 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9411 2017-01-03 Martin Sebor <msebor@redhat.com>
9413 PR tree-optimization/78696
9414 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9415 precision. Use MPFR for %f for greater fidelity. Correct handling
9417 (pass_sprintf_length::compute_format_length): Set width and precision
9418 specified by asrerisk to void_node for vararg functions.
9419 (try_substitute_return_value): Adjust dump output.
9421 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9423 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9425 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9427 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9428 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9429 -mlra/-mno-lra was passed to the compiler.
9431 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9433 PR rtl-optimization/65618
9434 * emit-rtl.c (try_split): Move initialization of "before" and
9435 "after" to just before the call to emit_insn_after_setloc.
9437 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9439 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9441 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9443 * dwarf2out.c (gen_enumeration_type_die): When
9444 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9446 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9448 PR tree-optimization/78965
9449 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9450 Change first argument from const call_info & to call_info &. For %n
9451 set info.nowrite to false.
9454 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9455 possibly throwing calls.
9457 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9458 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9459 and fns handling, rather than in a separate case SSA_NAME.
9461 2017-01-02 Jeff Law <law@redhat.com>
9463 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9464 fixes for first_period and second_period variables.
9466 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9469 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9470 (*insvqi_1): New insn pattern.
9471 (*insvqi_1_mem_rex64): Ditto.
9473 (*insvqi_3): Rename from *insvqi.
9475 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9477 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9479 * doc/cfg.texi (Edges): Remove reference to Java.
9480 (Maintaining the CFG): Ditto.
9482 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9485 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9486 transparent aliases.
9488 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9491 * predict.def (PRED_CALL): Update hitrate.
9492 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9493 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9494 into direct/indirect/polymorphic variants.
9496 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9498 Update copyright years.
9500 * gcc.c (process_command): Update copyright notice dates.
9501 * gcov-dump.c (print_version): Ditto.
9502 * gcov.c (print_version): Ditto.
9503 * gcov-tool.c (print_version): Ditto.
9504 * gengtype.c (create_file): Ditto.
9505 * doc/cpp.texi: Bump @copying's copyright year.
9506 * doc/cppinternals.texi: Ditto.
9507 * doc/gcc.texi: Ditto.
9508 * doc/gccint.texi: Ditto.
9509 * doc/gcov.texi: Ditto.
9510 * doc/install.texi: Ditto.
9511 * doc/invoke.texi: Ditto.
9513 Copyright (C) 2017 Free Software Foundation, Inc.
9515 Copying and distribution of this file, with or without modification,
9516 are permitted in any medium without royalty provided the copyright
9517 notice and this notice are preserved.