1 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
3 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
4 update use of estimate_ipcp_clone_size_and_time.
5 (estimate_local_effects): Update use of
6 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
7 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
8 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
9 Return nonspecialized time.
11 2017-05-04 Richard Biener <rguenther@suse.de>
13 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
14 for the last VUSE which def dominates the PHI. Directly call
16 (get_continuation_for_phi_1): Remove.
18 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
20 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
21 to explain the use of truncating division. Cap the number of
22 iterations to the maximum given by nb_iterations_upper_bound,
25 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
28 * configure: Regenerate.
29 * config.in: Regenerate.
30 * config/i386/driver-mingw32.c: new file.
31 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
32 * config.host: Link driver-mingw32.o on MinGW host.
33 * doc/install.texi: Document new --enable-mingw-wildcard configure
36 2017-05-04 Marek Polacek <polacek@redhat.com>
38 PR tree-optimization/80612
39 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
41 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
42 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
44 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
45 (movt splitter): Likewise.
46 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
47 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
48 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
49 block for Thumb-1 with MOVT.
50 (thumb2_legitimate_address_p): Move code block ...
51 (can_avoid_literal_pool_for_label_p): ... into this new function.
52 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
54 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
55 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
56 "M-profile targets with the MOVT instruction".
58 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
60 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
61 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
62 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
64 2017-05-04 Martin Liska <mliska@suse.cz>
66 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
69 2017-05-04 Richard Biener <rguenther@suse.de>
71 * tree.c (array_at_struct_end_p): Handle arrays at struct
72 end with flexarrays more conservatively. Refactor and treat
73 arrays of arrays or aggregates more strict. Fix
74 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
75 * tree.c (array_at_struct_end_p): Adjust prototype.
76 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
77 * gimple-fold.c (get_range_strlen): Likewise.
78 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
80 2017-05-04 Richard Biener <rguenther@suse.de>
82 PR tree-optimization/31130
83 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
85 (supports_overflow_infinity): Likewise.
86 (is_negative_overflow_infinity): Likewise.
87 (is_positive_overflow_infinity): Likewise.
88 (is_overflow_infinity): Likewise.
89 (stmt_overflow_infinity): Likewise.
90 (overflow_infinity_range_p): Likewise.
91 (usable_range_p): Remove as always returning true.
92 (make_overflow_infinity): Remove.
93 (negative_overflow_infinity): Likewise.
94 (positive_overflow_infinity): Likewise.
95 (avoid_overflow_infinity): Likewise.
96 (set_value_range): Adjust accordingly.
97 (set_value_range_to_nonnegative): Likewise, remove now unused
98 overflow_infinity arg.
99 (vrp_operand_equal_p): Adjust.
100 (update_value_range): Likewise.
101 (range_int_cst_singleton_p): Likewise.
102 (operand_less_p): Likewise.
103 (compare_values_warnv): Likewise.
104 (extract_range_for_var_from_comparison_expr): Likewise.
105 (vrp_int_const_binop): Likewise.
106 (zero_nonzero_bits_from_vr): Likewise.
107 (extract_range_from_multiplicative_op_1): Likewise.
108 (extract_range_from_binary_expr_1): Likewise.
109 (extract_range_from_unary_expr): Likewise.
110 (extract_range_from_comparison): Likewise.
111 (extract_range_basic): Likewise.
112 (adjust_range_with_scev): Likewise.
113 (compare_ranges): Likewise.
114 (compare_range_with_value): Likewise.
115 (dump_value_range): Likewise.
116 (test_for_singularity): Likewise, remove strict_overflow_p parameter
118 (simplify_cond_using_ranges): Adjust.
120 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
122 * brig-builtins.def: Added a builtin for class_f64.
123 * builtin-types.def: Added a builtin type needed by class_f64.
125 2017-05-03 Jason Merrill <jason@redhat.com>
127 * timevar.def: Add TV_CONSTEXPR.
129 2017-05-03 David Malcolm <dmalcolm@redhat.com>
131 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
133 2017-05-03 Martin Jambor <mjambor@suse.cz>
135 * ipa-prop.c (ipa_update_after_lto_read): Removed.
136 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
137 * ipa-cp.c (ipcp_propagate_stage): Do not call
138 ipa_update_after_lto_read.
139 * ipa-inline.c (ipa_inline): Likewise.
141 2017-05-03 Martin Jambor <mjambor@suse.cz>
143 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
144 tag. Added a default constructor and a destructor.
145 (ipa_edge_args_sum_t): New class;
146 (ipa_edge_args_sum): Declare.
147 (ipa_edge_args_vector): Remove declaration.
148 (IPA_EDGE_REF): Use ipa_edge_args_sum.
149 (ipa_free_edge_args_substructures): Remove declaration.
150 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
151 (ipa_edge_args_info_available_for_edge_p): Likewise.
152 * ipa-prop.c (ipa_edge_args_vector): Removed.
153 (edge_removal_hook_holder): Likewise.
154 (edge_duplication_hook_holder): Likewise.
155 (ipa_edge_args_sum): New variable.
156 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
157 ipa_edge_args_vector.
158 (ipa_free_edge_args_substructures): Likewise.
159 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
160 ipa_edge_args_vector.
161 (ipa_edge_removal_hook): Turned into method
162 ipa_edge_args_sum_t::remove.
163 (ipa_edge_duplication_hook): Turned into method
164 ipa_edge_args_sum_t::duplicate.
165 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
166 registering edge hooks.
167 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
168 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
169 ipa_edge_args_sum instead of ipa_edge_args_vector.
170 * ipa-profile.c (ipa_profile): Likewise.
172 2017-05-03 Martin Jambor <mjambor@suse.cz>
174 * symbol-summary.h (function_summary): New method exists.
175 (function_summary::symtab_removal): Deallocate through release.
176 (call_summary): New class.
177 (gt_ggc_mx): New overload.
178 (gt_pch_nx): Likewise.
179 (gt_pch_nx): Likewise.
181 2017-05-03 Jeff Law <law@redhat.com>
183 PR tree-optimization/78496
184 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
185 from simplify_cond_using_ranges. Split off code to walk
186 backwards through casts into ...
187 (simplify_cond_using_ranges_2): New function.
188 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
189 (execute_vrp): After identifying jump threads, call
190 simplify_cond_using_ranges_2.
192 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
195 * ipa-inline.h (inline_summary): Add ctor.
196 (create_ggc): Do not use ggc_cleared_alloc.
198 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
199 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
201 * gcc.c (handle_braces): Support escaping in switch matching
203 * doc/invoke.texi (Spec Files): Document it.
204 Remove superfluous @code markup in items.
206 2017-05-03 David Malcolm <dmalcolm@redhat.com>
208 * diagnostic-show-locus.c (struct column_range): New struct.
209 (get_affected_columns): New function.
210 (get_printed_columns): New function.
211 (struct correction): New struct.
212 (correction::ensure_capacity): New function.
213 (correction::ensure_terminated): New function.
214 (struct line_corrections): New struct.
215 (line_corrections::~line_corrections): New dtor.
216 (line_corrections::add_hint): New function.
217 (layout::print_trailing_fixits): Reimplement in terms of the new
219 (selftest::test_overlapped_fixit_printing): New function.
220 (selftest::diagnostic_show_locus_c_tests): Call it.
222 2017-05-03 Nathan Sidwell <nathan@acm.org>
224 Canonicalize canonical type hashing
225 * tree.h (type_hash_canon_hash): Declare.
226 * tree.c (type_hash_list, attribute_hash_list): Move into
227 type_hash_canon_hash.
228 (build_type_attribute_qual_variant): Break out hash code calc into
229 type_hash_canon_hash.
230 (type_hash_canon_hash): New. Generic type hash computation.
231 (build_range_type_1, build_array_type_1, build_function_type,
232 build_method_type_directly, build_offset_type, build_complex_type,
233 make_vector_type): Call it.
235 2017-05-03 Richard Biener <rguenther@suse.de>
237 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
238 When all DRs have unknown misaligned do not always peel
239 when there is a store but apply the same costing model as if
240 there were only loads.
242 2017-05-03 Richard Biener <rguenther@suse.de>
245 PR tree-optimization/80492
246 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
247 compare_base_decls returning dont-know properly.
249 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
251 * config/arm/iterators.md (CCSI): New mode iterator.
252 (arch): New mode attribute.
253 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
254 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
255 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
256 code iterator for success result mode.
257 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
258 the corresponding new insn generators.
260 2017-05-03 Bin Cheng <bin.cheng@arm.com>
263 2017-05-02 Bin Cheng <bin.cheng@arm.com>
264 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
266 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
268 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
269 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
270 (DDR_A): Wrap DDR argument in brackets.
271 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
272 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
273 (DDR_REVERSED_P): Likewise.
275 2017-05-03 Jakub Jelinek <jakub@redhat.com>
277 PR tree-optimization/79472
278 * tree-switch-conversion.c (struct switch_conv_info): Add
279 contiguous_range and default_case_nonstandard fields.
280 (collect_switch_conv_info): Compute contiguous_range and
281 default_case_nonstandard fields, don't clear final_bb if
282 contiguous_range and only the default case doesn't have the required
284 (check_all_empty_except_final): Set default_case_nonstandard instead
285 of failing if contiguous_range and the default case doesn't have empty
287 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
288 and only the default case doesn't have the required constants. Skip
290 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
291 if default_case_nonstandard.
292 (build_constructors): Build constant 1 just once. Assert that default
293 values aren't inserted in between cases if contiguous_range. Skip
295 (build_arrays): Skip virtual phis.
296 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
297 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
299 (gen_inbound_check): Handle default_case_nonstandard case.
300 (process_switch): Adjust check_final_bb caller. Call
301 gather_default_values with the first non-default case instead of
302 default case if default_case_nonstandard.
304 2017-05-02 Nathan Sidwell <nathan@acm.org>
306 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
307 check. Fix formatting.
309 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
311 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
312 errors when comparing specialized and unspecialized times.
314 2017-05-02 David Malcolm <dmalcolm@redhat.com>
316 * diagnostic-show-locus.c
317 (layout::should_print_annotation_line_p): Make private.
318 (layout::print_annotation_line): Make private.
319 (layout::annotation_line_showed_range_p): Make private.
320 (layout::show_ruler): Make private.
321 (layout::print_source_line): Make private. Pass in line and
322 line_width, rather than calling location_get_source_line. Drop
324 (layout::print_leading_fixits): New method.
325 (layout::print_any_fixits): Rename to...
326 (layout::print_trailing_fixits): ...this, and make private.
327 Don't print newline fixits.
328 (diagnostic_show_locus): Move logic for printing one row into...
329 (layout::print_line): ...this new function. Move the
330 location_get_source_line call and error-handling from
331 print_source_line to here. Call print_leading_fixits, and rename
332 print_any_fixits to print_trailing_fixits.
333 (selftest::test_fixit_insert_containing_newline): Update now that
334 newlines are partially supported.
335 (selftest::test_fixit_insert_containing_newline_2): New test.
336 (selftest::test_fixit_replace_containing_newline): Update comments.
337 (selftest::diagnostic_show_locus_c_tests): Call the new test.
338 * edit-context.c (class added_line): New class.
339 (class edited_line): Describe newline handling in comment.
340 (edited_line::actually_edited_p): New method.
341 (edited_line::print_content): Delete redundant decl.
342 (edited_line::m_predecessors): New field.
343 (edited_file::print_content): Call edited_line::print_content.
344 (edited_file::print_diff): Update to support newlines.
345 (edited_file::print_diff_hunk): Likewise.
346 (edited_file::print_run_of_changed_lines): New function.
347 (edited_file::print_diff_line): Convert to...
348 (print_diff_line): ...this.
349 (edited_file::get_effective_line_count): New function.
350 (edited_line::edited_line): Initialize new field m_predecessors.
351 (edited_line::~edited_line): Clean up m_predecessors.
352 (edited_line::apply_fixit): Handle newlines.
353 (edited_line::get_effective_line_count): New function.
354 (edited_line::print_content): New function.
355 (edited_line::print_diff_lines): New function.
356 (selftest::test_applying_fixits_insert_containing_newline): New
358 (selftest::test_applying_fixits_replace_containing_newline): New
360 (selftest::insert_line): New function.
361 (selftest::test_applying_fixits_multiple_lines): Add example of
363 (selftest::edit_context_c_tests): Call the new tests.
365 2017-05-02 Bin Cheng <bin.cheng@arm.com>
367 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
368 parameter cand. Update dump information.
369 (get_computation_cost): Update uses.
371 2017-05-02 Bin Cheng <bin.cheng@arm.com>
373 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
374 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
375 (get_computation_at, rewrite_use_address): Update use of
378 2017-05-02 Bin Cheng <bin.cheng@arm.com>
380 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
381 (get_computation): Delete.
382 (get_computation_cost): Implement like get_computation_cost_at.
383 Use get_computation_at.
384 (get_computation_cost_at): Delete.
385 (rewrite_use_nonlinear_expr): Use get_computation_at.
386 (rewrite_use_compare, remove_unused_ivs): Ditto.
388 2017-05-02 Bin Cheng <bin.cheng@arm.com>
390 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
392 2017-05-02 Bin Cheng <bin.cheng@arm.com>
394 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
395 (ivopts_global_cost_for_size): Rename parameter and update uses.
396 (iv_ca_recount_cost): Update uses.
397 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
398 candidates seperately in n_invs and n_cands.
399 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
401 2017-05-02 Bin Cheng <bin.cheng@arm.com>
403 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
404 (find_inv_vars_cb): New.
405 (find_depends): Renamed to ...
406 (find_inv_vars): ... this.
407 (add_candidate_1, force_var_cost): Call find_inv_vars.
408 (split_address_cost, determine_group_iv_cost_cond): Ditto.
410 2017-05-02 Bin Cheng <bin.cheng@arm.com>
412 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
413 inv_vars. Add inv_exprs.
414 (struct iv_cand): Rename depends_on to inv_vars.
415 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
416 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
417 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
418 (dump_cand): Dump inv_vars.
419 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
420 (record_invariant, find_depends, add_candidate_1): Ditto.
421 (set_group_iv_cost, force_var_cost): Ditto.
422 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
423 (get_computation_cost_at, get_computation_cost): Ditto.
424 (determine_group_iv_cost_generic): Ditto.
425 (determine_group_iv_cost_address): Ditto.
426 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
427 (determine_group_iv_costs): Ditto.
428 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
429 (iv_ca_set_remove_invariants): Renamed to ...
430 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
431 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
432 (iv_ca_set_add_invariants): Renamed to ...
433 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
434 (iv_ca_set_cp): Use iv_ca_set_add_invs.
435 (iv_ca_has_deps): Support inv_vars and inv_exprs.
436 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
437 (create_new_ivs): Remove useless dump.
439 2017-05-02 Bin Cheng <bin.cheng@arm.com>
441 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
443 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
444 (iv_ca_set_no_cp, create_new_iv): Ditto.
446 2017-05-02 Bin Cheng <bin.cheng@arm.com>
448 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
450 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
452 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
453 function tree_check2.
455 2017-05-02 Martin Liska <mliska@suse.cz>
457 * doc/gcov.texi: Add missing preposition.
458 * gcov.c (function_info::function_info): Properly fill up
459 all member variables.
461 2017-05-02 Tamar Christina <tamar.christina@arm.com>
463 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
465 2017-05-02 Tamar Christina <tamar.christina@arm.com>
467 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
469 2017-05-02 Martin Liska <mliska@suse.cz>
472 * lto-streamer-in.c (lto_read_tree_1): Remove
474 * lto-streamer.c (struct tree_hash_entry): Likewise.
475 (struct tree_entry_hasher): Likewise.
476 (tree_entry_hasher::hash): Likewise.
477 (tree_entry_hasher::equal): Likewise.
478 (lto_streamer_init): Likewise.
479 (lto_orig_address_map): Likewise.
480 (lto_orig_address_get): Likewise.
481 (lto_orig_address_remove): Likewise.
482 * lto-streamer.h: Likewise.
483 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
484 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
486 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
488 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
489 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
490 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
491 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
492 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
493 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
494 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
495 (mm_maskz_sub_ss): New intrinsics.
496 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
497 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
498 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
499 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
500 (__builtin_ia32_subss_mask_round): New builtins.
501 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
502 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
503 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
505 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
506 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
508 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
511 2017-05-02 Martin Jambor <mjambor@suse.cz>
513 PR tree-optimization/78687
514 * tree-sra.c (access): New field parent.
515 (process_subtree_disqualification): New function.
516 (disqualify_candidate): Call it.
517 (build_accesses_from_assign): Reset write flag if creating an
519 (build_access_subtree): Fill in parent field and also prpagate
521 (create_artificial_child_access): New parameter set_grp_write, set
522 grp_write to its value.
523 (propagate_subaccesses_across_link): Also propagate grp_write flag
525 (propagate_all_subaccesses): Push the closest parent back to work
526 queue if add_access_to_work_queue returned true.
528 2017-05-02 Richard Biener <rguenther@suse.de>
530 * common.opt (fstrict-overflow): Alias negative to fwrapv.
531 * doc/invoke.texi (fstrict-overflow): Remove all traces of
532 -fstrict-overflow documentation.
533 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
534 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
535 flag_strict_overflow.
536 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
537 * lto-opts.c (lto_write_options): Do not stream it.
538 * lto-wrapper.c (merge_and_complain): Do not handle it.
539 * opts.c (default_options_table): Do not set -fstrict-overflow.
540 (finish_options): Likewise do not clear it when sanitizing.
541 * simplify-rtx.c (simplify_const_relational_operation): Do not
542 test flag_strict_overflow.
544 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
546 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
547 using enabled attribute.
548 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
549 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
550 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
551 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
552 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
553 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
554 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
555 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
556 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
557 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
559 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
563 2017-05-02 Richard Biener <rguenther@suse.de>
565 PR tree-optimization/80591
567 2017-04-10 Richard Biener <rguenther@suse.de>
569 * tree-ssa-structalias.c (find_func_aliases): Properly handle
572 2017-05-02 Richard Biener <rguenther@suse.de>
574 PR tree-optimization/80549
575 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
576 (cleanup_tree_cfg_noloop): Create forwarders to known loop
577 headers if they do not have a preheader.
579 2017-05-02 Martin Liska <mliska@suse.cz>
582 * common.opt: Fix typo.
583 * doc/invoke.texi: Likewise.
585 2017-05-01 Jan Beulich <jbeulich@suse.com>
587 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
588 swapping, add (x,x,m,x,n) alternative.
590 2017-05-01 Nathan Sidwell <nathan@acm.org>
592 * calls.c (combine_pending_stack_adjustment_and_call): Remove
593 unnecessary unadjusted_alignment check.
595 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
598 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
600 * gimplify.c (gimplify_cilk_detach): New function.
601 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
602 * tree-core.h: Document EXPR_CILK_SPAWN.
603 * tree.h (EXPR_CILK_SPAWN): Define.
605 2017-05-01 David Malcolm <dmalcolm@redhat.com>
607 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
608 to use new fixit_hint representation, using the "replace" logic.
609 (get_line_span_for_fixit_hint): Likewise.
610 (layout::print_any_fixits): Likewise.
611 (selftest::test_one_liner_many_fixits): Rename to...
612 (selftest::test_one_liner_many_fixits_1): ...this, and update
613 comment and expected output to reflect that the multiple fix-it
614 hints are now consolidated into one insertion.
615 (selftest::test_one_liner_many_fixits_2): New test.
616 (selftest::test_diagnostic_show_locus_one_liner): Update for
618 (selftest::test_fixit_consolidation): Update for fix-it API
620 * diagnostic.c (print_parseable_fixits): Likewise.
621 * edit-context.c (edited_line::m_line_events): Convert from
622 auto_vec <line_event *> to auto_vec <line_event>.
623 (class line_event): Convert from abstract base class to a concrete
624 class, taking over the role of replace_event.
625 (class insert_event): Delete.
626 (class replace_event): Rename to class line_event. Convert to
628 (edit_context::add_fixits): Reimplement.
629 (edit_context::apply_insert): Delete.
630 (edit_context::apply_replace): Rename to...
631 (edit_context::apply_fixit): ...this. Convert to half-open range.
632 (edited_file::apply_insert): Delete.
633 (edited_file::apply_replace): Rename to...
634 (edited_file::apply_fixit): ...this.
635 (edited_line::~edited_line): Drop deletion of events.
636 (edited_line::apply_insert): Delete.
637 (edited_line::apply_replace): Rename to...
638 (edited_line::apply_fixit): ...this. Convert to half-open range.
639 Update for change to type of m_line_events.
640 * edit-context.h (edit_context::apply_insert): Delete.
641 (edit_context::apply_replace): Rename to...
642 (edit_context::apply_fixit): ...this.
644 2017-05-01 Martin Sebor <msebor@redhat.com>
646 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
649 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
653 __get_cpuid_max returns 0.
654 (__get_cpuid_count): Ditto.
656 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
658 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
659 replacement expression is another instance of one of its arguments.
661 2017-05-01 Jakub Jelinek <jakub@redhat.com>
664 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
665 check for stack push/pop autoinc.
666 * config/i386/i386.c (ix86_agi_dependent): Return false
667 if the only reason why modified_in_p returned true is that
668 addr is SP based and set_insn is a push or pop.
670 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
672 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
675 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
678 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
679 (account_size_time): Use two predicates - exec_pred and
681 (evaluate_conditions_for_known_args): Compute both clause and
683 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
684 (inline_summary_t::duplicate): Update.
685 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
687 (compute_inline_parameters): Likewise.
688 (estimate_edge_size_and_time): Update caluclation of time.
689 (estimate_node_size_and_time): Compute both time and nonspecialized
691 (estimate_ipcp_clone_size_and_time): Update.
692 (inline_merge_summary): Update.
693 (do_estimate_edge_time): Update.
694 (do_estimate_edge_size): Update.
695 (do_estimate_edge_hints): Update.
696 (inline_read_section, inline_write_summary): Stream both new predicates.
697 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
699 (compute_inlined_call_time): Cleanup.
700 (big_speedup_p): Update.
701 (edge_badness): Update.
702 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
703 (size_time_entry): Replace predicate by exec_predicate and
705 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
706 (estimate_edge_time): Return also nonspec_time.
707 (reset_edge_growth_cache): Update.
709 2017-04-29 Jakub Jelinek <jakub@redhat.com>
711 PR rtl-optimization/80491
712 * ifcvt.c (noce_process_if_block): When looking for x setter
713 with missing else_bb, don't check only the insn right before
714 cond_earliest, but look for the last insn that x is modified in
717 PR rtl-optimization/80491
718 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
720 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
722 PR tree-optimization/80487
723 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
725 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
727 PR tree-optimization/79697
728 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
729 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
730 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
732 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
733 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
735 2017-04-28 Martin Sebor <msebor@redhat.com>
737 PR tree-optimization/80523
738 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
739 (init_target_to_host_charmap, target_to_host, target_strtol10): New
741 (maybe_warn, format_directive, parse_directive): Use new functions.
742 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
744 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
746 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
748 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
750 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
751 target_header_dir): Set correctly.
752 * configure: Regenerated.
753 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
754 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
755 instead of SYSTEM_HEADER_DIR.
757 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
759 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
760 (estimate_local_effects): Likewise.
761 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
762 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
763 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
764 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
765 do_estimate_edge_time, estimate_edge_time): Likewise.
766 * ipa-inline-analysis.c (estimate_node_size_and_time,
767 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
768 (estimate_time_after_inlining): Remove.
770 2017-04-28 Martin Liska <mliska@suse.cz>
772 * doc/gcov.texi: Enhance documentation of gcov.
774 2017-04-28 Martin Liska <mliska@suse.cz>
776 * doc/gcov.texi: Sort options in alphabetic order.
777 * doc/gcov-dump.texi: Likewise.
778 * doc/gcov-tool.texi: Likewise.
779 * gcov.c (print_usage): Likewise.
780 * gcov-dump.c (print_usage): Likewise.
781 * gcov-tool.c (print_merge_usage_message): Likewise.
782 (print_rewrite_usage_message): Likewise.
783 (print_overlap_usage_message): Likewise.
785 2017-04-28 Martin Liska <mliska@suse.cz>
787 PR gcov-profile/53915
788 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
790 2017-04-28 Martin Liska <mliska@suse.cz>
792 PR gcov-profile/79891
793 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
794 is marked by compiler as living on a line.
795 (get_cycles_count): Remove usage of the union.
796 (output_intermediate_file): Likewise.
797 (find_source): Fix GNU coding style.
798 (accumulate_line_counts): Remove old non-all block mode.
799 (output_lines): Remove usage of the union.
800 * profile.c (output_location): Include all BBs, even if
801 belonging to a same line (and file) as a previous BB.
803 2017-04-28 Martin Liska <mliska@suse.cz>
805 * gcov.c (process_args): Handle new argument 'w'.
806 (read_graph_file): Assign ID to BBs.
807 (output_branch_count): Display BB # if verbose flag is set.
808 (output_lines): Likewise for arcs.
809 (print_usage): Add '--verbose' option help.
810 * doc/gcov.texi: Document --verbose (-w) option.
812 2017-04-28 Martin Liska <mliska@suse.cz>
814 * gcov.c (struct block_location_info): New struct.
815 (process_file): Fill up the new structure.
816 (read_graph_file): Replace usage of encoding by the newly added
818 (add_line_counts): Likewise.
819 (accumulate_line_counts): Remove usage of the union.
820 (function_info::function_info): New function.
821 (function_info::~function_info): Likewise.
822 (process_file): Call delete instead of release_function.
823 (release_function): Release the function.
824 (release_structures): Call delete instead of release_function.
825 (solve_flow_graph): Replace usage of num_blocks.
826 (find_exception_blocks): Likewise.
827 (output_lines): Fix GNU coding style.
829 2017-04-28 Martin Liska <mliska@suse.cz>
832 * coverage.c (coverage_remove_note_file): New function.
833 * coverage.h: Declare the function.
834 * toplev.c (finalize): Clean if an error has been seen.
836 2017-04-28 Martin Liska <mliska@suse.cz>
838 PR gcov-profile/80031
839 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
840 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
841 * gcov.c (read_graph_file): Read just number of blocks.
842 * profile.c (branch_prob): Do not stream 0 flags per a basic
845 2017-04-28 Martin Liska <mliska@suse.cz>
847 * gcov-dump.c (tag_*): Add new argument to declarations.
848 (dump_gcov_file): Likewise.
849 (tag_blocks): Add and use new argument depth.
850 (tag_arcs): Likewise.
851 (tag_lines): Likewise.
852 (tag_counters): Likewise.
853 (tag_summary): Likewise.
854 (dump_working_sets): Use depth to do a proper indentation.
856 2017-04-28 Jakub Jelinek <jakub@redhat.com>
859 * cgraph.h (symtab_node::debug_symtab): No longer inline.
860 * symtab.c (symtab_node::debug_symtab): Move definition here.
862 2017-04-28 Richard Biener <rguenther@suse.de>
864 * lto-streamer.h (LTO_major_version): Bump to 7.
866 2017-04-28 Richard Biener <rguenther@suse.de>
868 * tree-vrp.c (assert_info): New struct.
869 (add_assert_info): New helper.
870 (register_edge_assert_for_2): Refactor to add asserts to a vector
872 (register_edge_assert_for_1): Likewise.
873 (register_edge_assert_for): Likewise.
874 (finish_register_edge_assert_for): New helper actually registering
875 asserts where live on edge.
876 (find_conditional_asserts): Adjust.
877 (find_switch_asserts): Likewise.
878 (evrp_dom_walker::try_find_new_range): Generalize.
879 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
881 2017-04-27 Marek Polacek <polacek@redhat.com>
884 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
885 arg10 and arg11 to itype.
887 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
889 * doc/extend.texi (Object Size Checking): Improve grammar.
891 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
894 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
895 that the logic for permitting reciprocal estimates matches that
898 2017-04-27 Jakub Jelinek <jakub@redhat.com>
901 * tree.c (type_cache_hasher::equal): Only compare
902 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
903 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
904 non-aggregate element types.
905 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
906 about the flag on ARRAY_TYPEs in the comment, formatting fix.
908 2017-04-27 Richard Biener <rguenther@suse.de>
911 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
912 stripping ARRAY_REFs from MEM_EXPR make sure we're not
913 keeping a reference to a trailing array.
915 2017-04-27 Richard Biener <rguenther@suse.de>
918 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
919 being in loop-closed SSA form conservatively.
920 (chrec_fold_multiply_poly_poly): Likewise.
922 2017-04-27 Tamar Christina <tamar.christina@arm.com>
925 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
926 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
928 2017-04-27 Jakub Jelinek <jakub@redhat.com>
931 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
932 (aarch64_function_arg_alignment): Return unsigned int again, but still
933 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
934 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
935 Don't emit -Wpsabi note.
936 (aarch64_function_arg_boundary): Likewise.
937 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
940 2017-04-26 Nathan Sidwell <nathan@acm.org>
942 * tree.h (crc32_unsigned_n): Declare.
943 (crc32_unsigned, crc32_unsigned): Make inline.
944 * tree.c (crc32_unsigned_bits): Replace with ...
945 (crc32_unsigned_n): ... this.
946 (crc32_unsigned, crc32_byte): Remove.
947 (crc32_string): Remove unnecessary braces.
949 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
951 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
952 * ipa-inline-analysis.c (MAX_TIME): Remove.
953 (account_size_time): Use sreal for time.
954 (dump_inline_summary): Update.
955 (estimate_function_body_sizes): Update.
956 (estimate_edge_size_and_time): Update.
957 (estimate_calls_size_and_time): Update.
958 (estimate_node_size_and_time): Update.
959 (inline_merge_summary): Update.
960 (inline_update_overall_summary): Update.
961 (estimate_time_after_inlining): Update.
962 (inline_read_section): Update.
963 (inline_write_summary): Update.
964 * ipa-inline.c (compute_uninlined_call_time): Update.
965 (compute_inlined_call_time): Update.
966 (recursive_inlining): Update.
967 (inline_small_functions): Update.
968 (dump_overall_stats): Update.
969 * ipa-inline.h: Include sreal.h.
970 (size_time_entry): Turn time to sreal.
971 (inline_summary): Turn self_time nad time to sreal.
973 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
975 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
977 (sreal::stream_out, sreal::stream_in): New.
978 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
980 2017-04-25 Jakub Jelinek <jakub@redhat.com>
982 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
985 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
988 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
990 (dimode_scalar_chain::compute_convert_gain): Ditto.
991 (dimode_scalar_chain::make_vector_copies): Ditto.
992 (dimode_scalar_chain::convert_reg): Ditto.
993 (dimode_scalar_chain::convert_insn): Ditto.
994 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
995 (VI248_AVX512BW_1): New mode iterator.
996 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
997 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1000 2017-04-25 Martin Sebor <msebor@redhat.com>
1002 PR tree-optimization/80497
1003 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1004 constants are representable in HOST_WIDE_INT.
1005 (parse_directive): Ditto.
1007 2017-04-25 Martin Sebor <msebor@redhat.com>
1010 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1011 (new_zero_array): Adjust signature.
1012 (dom_info::dom_init): Used unsigned rather that size_t.
1013 (dom_info::dom_info): Same.
1015 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1016 Jakub Jelinek <jakub@redhat.com>
1019 * config/arm/arm.c: Include gimple.h.
1020 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1021 returns negative, increment ncrn only if it returned positive.
1022 (arm_needs_doubleword_align): Return int instead of bool,
1023 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1024 members, but if there is any such non-FIELD_DECL
1025 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1026 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1027 returns negative, increment nregs only if it returned positive.
1028 (arm_setup_incoming_varargs): Likewise.
1029 (arm_function_arg_boundary): Emit -Wpsabi note if
1030 arm_needs_doubleword_align returns negative, return
1031 DOUBLEWORD_ALIGNMENT only if it returned positive.
1033 2017-04-25 Marek Polacek <polacek@redhat.com>
1036 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1037 first argument to type.
1039 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1042 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1043 type checks to test for compatibility instead of equality.
1045 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1046 Jakub Jelinek <jakub@redhat.com>
1049 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1051 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1052 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1053 the alignment computation, but return their maximum in warn_alignment.
1054 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1055 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1057 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1058 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1061 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1063 * config/arc/simdext.md (dmpyh): Fix typo.
1065 2017-04-25 Richard Biener <rguenther@suse.de>
1067 PR tree-optimization/80492
1068 * alias.c (compare_base_decls): Handle registers with asm
1069 specification conservatively.
1070 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1071 compare_base_decls returning dont-know properly.
1073 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1075 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1076 (legitimate_offset_address_p): New function.
1077 (arc_legitimate_address_p): Use above function.
1079 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1081 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1083 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1085 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1086 ACCH registers whenever they are available.
1088 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1090 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1091 double regs fix when not used.
1093 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1095 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1097 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1098 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1100 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1102 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1103 when emitting short ADD instructions.
1105 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1107 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1109 (cmpsi_cc_c_insn): Likewise.
1110 (cbranchsi4_scratch): Compute proper instruction length using
1111 compact_hreg_operand.
1112 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1114 2017-04-25 Richard Biener <rguenther@suse.de>
1117 * passes.c (pass_manager::pass_manager): Initialize
1120 2017-04-25 Richard Biener <rguenther@suse.de>
1122 PR tree-optimization/79201
1123 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1125 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1128 * config/s390/vector.md: Split MEM->GPR vector moves for
1129 non-s_operand addresses.
1131 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1134 * config/s390/predicates.md (reload_const_wide_int_operand): New
1136 * config/s390/s390.md ("movti"): Remove d/P alternative.
1137 ("movti_bigconst"): New pattern definition.
1139 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1142 * s390-protos.h (s390_expand_cs_hqi): Removed.
1143 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1144 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1145 modes as well as CCZ1mode and CCZmode.
1146 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1147 signature of s390_emit_compare_and_swap.
1148 (s390_expand_cs_hqi): Likewise, make static.
1149 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1150 compare-and-swap, in some cases.
1151 (s390_expand_cs): Wrapper function.
1152 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1154 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1155 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1156 patterns for small and large integers. Forbid symref memory operands.
1157 Move expander to s390.c. Require cc register.
1158 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1159 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1160 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1161 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1162 symref memory operands. Remove CC mode and call s390_match_ccmode
1164 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1166 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1168 * config/s390/s390.md (define_peephole2): New peephole to help
1169 combining the load-and-test pattern with volatile memory.
1171 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1173 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1174 with CCZmode for TARGET_Z196.
1176 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1178 PR rtl-optimization/80501
1179 * combine.c (make_compound_operation_int): Set subreg_code to SET
1180 even for AND with mask of the sign bit of mode.
1182 PR rtl-optimization/80500
1183 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1184 sum's initial value.
1186 2017-04-25 Julian Brown <julian@codesourcery.com>
1187 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1189 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1191 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1193 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1195 2017-04-25 Julian Brown <julian@codesourcery.com>
1196 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1198 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1199 (thunderx2t99_sha): New Reservation.
1201 2017-04-25 Julian Brown <julian@codesourcery.com>
1202 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1204 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1205 type for 1-element load.
1207 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1209 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1211 2017-04-24 Martin Jambor <mjambor@suse.cz>
1213 PR tree-optimization/80293
1214 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1215 char arrays not totally scalarizable if it is false.
1216 (analyze_all_variable_accesses): Pass correct value in the new
1217 parameter. Add a statistics counter.
1219 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1222 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1224 2017-04-24 Richard Biener <rguenther@suse.de>
1226 PR tree-optimization/80494
1227 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1228 out for complex types.
1230 2017-04-24 Richard Biener <rguenther@suse.de>
1232 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1233 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1234 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1235 (DFS): Adjust and never fail.
1236 (sccvn_dom_walker::fail): Remove.
1237 (sccvn_dom_walker::before_dom_children): Adjust.
1238 (run_scc_vn): Likewise and never fail.
1239 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1240 (pass_fre::execute): Likewise.
1242 2017-04-24 Richard Biener <rguenther@suse.de>
1244 PR tree-optimization/79725
1245 * tree-ssa-sink.c (statement_sink_location): Return whether
1246 failure reason was zero uses. Move that check later.
1247 (sink_code_in_bb): Deal with zero uses by removing the stmt
1250 2017-04-24 Richard Biener <rguenther@suse.de>
1253 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1254 pointer-based references.
1256 2017-04-24 Richard Biener <rguenther@suse.de>
1259 * pass_manager.h (pass_manager::operator new): Remove.
1260 (pass_manager::operator delete): Likewise.
1261 * passes.c (pass_manager::operator new): Remove.
1262 (pass_manager::operator delete): Likewise.
1263 (pass_manager::pass_manager): Zero individual pass members.
1265 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1269 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1270 Check "XEXP (src, 1)" operand here.
1271 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1272 Check "XEXP (src, 1)" operand here.
1273 (dimode_scalar_chain::make_vector_copies): Detect count register
1274 of a shift instruction. Zero extend count register from QImode
1275 to DImode to satisfy vector shift pattern count operand predicate.
1276 Substitute vector shift count operand with a DImode copy.
1277 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1280 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1282 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1283 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1284 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1285 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1286 (UNSPEC_NOREX_MEM): Remove definition.
1288 2017-04-21 Richard Biener <rguenther@suse.de>
1290 PR tree-optimization/79547
1291 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1292 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1293 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1294 without any constraints.
1296 2017-04-21 Richard Biener <rguenther@suse.de>
1298 PR tree-optimization/78847
1299 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1301 2017-04-21 Richard Biener <rguenther@suse.de>
1303 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1304 (build_distinct_type_copy): Likewise.
1305 (build_variant_type_copy): Likewise.
1306 * tree.c (build_qualified_type): Pass down mem-stat info.
1307 (build_distinct_type_copy): Likewise.
1308 (build_variant_type_copy): Likewise.
1310 2017-04-21 Richard Biener <rguenther@suse.de>
1312 PR tree-optimization/80237
1313 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1315 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1316 for a simplified result.
1318 2016-04-21 Richard Biener <rguenther@suse.de>
1320 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1321 sth as strict as a simple_iv but a chrec without symbols and an
1322 operand defined in the loop we are peeling (and not some subloop).
1323 (propagate_constants_for_unrolling): Propagate all constants.
1325 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1328 * config/i386/i386.c (print_reg): Remove assert for disalowed
1329 regno values, call output_operand_lossage instead.
1331 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/constraints.md (Yc): New register constraint.
1335 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1336 Use Yc constraint for alternative 2 of operand 0. Remove
1337 preferred_for_speed attribute.
1339 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1341 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1342 lastprivate clauses in SIMT case.
1344 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1346 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1348 2017-04-20 Richard Biener <rguenther@suse.de>
1350 PR tree-optimization/57796
1351 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1353 (vect_model_load_cost): Cost gathers as N scalar loads.
1355 2017-04-20 Richard Biener <rguenther@suse.de>
1357 * ggc-page.c (ggc_allocated_p): Rename to ...
1358 (safe_lookup_page_table_entry): ... this and return the lookup
1360 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1362 2017-04-20 Richard Biener <rguenther@suse.de>
1364 PR tree-optimization/80453
1365 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1366 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1367 from the conditions.
1368 (vn_phi_eq): Pass them down.
1369 (vn_phi_lookup): Record them.
1370 (vn_phi_insert): Likewise.
1372 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1374 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1375 uninitialized variable warning to avoid buffer overrun.
1377 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1380 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1381 is suppressed for '{ 0 }' in C.
1383 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1385 * BASE-VER: Set to 8.0.0.
1387 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1389 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1390 priority .init_array and .fini_array section with SECTION_NOTYPE
1393 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1396 * tree.h (build_array_type): Add typeless_storage default argument.
1397 * tree.c (type_cache_hasher::equal): Also compare
1398 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1399 (build_array_type): Add typeless_storage argument, set
1400 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1402 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1403 (build_array_type): Likewise. Add typeless_storage argument.
1405 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1406 Jakub Jelinek <jakub@redhat.com>
1408 PR tree-optimization/80426
1409 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1410 operation on symbolic operands, also compute the overflow for the
1411 invariant part when the operation degenerates into a negation.
1413 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1416 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1417 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1420 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1422 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1425 * config/avr/avr.c (tree.h): Include it.
1426 (cgraph.h): Include it.
1427 (avr_encode_section_info): Don't warn for uninitialized progmem
1428 variable if it's just an alias.
1430 2017-04-19 Richard Biener <rguenther@suse.de>
1433 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1434 when needed by AutoPGO.
1436 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1439 * doc/lto.texi: Remove an extra 'that'.
1441 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1443 PR rtl-optimization/80429
1444 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1445 are only used in debug insns.
1447 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1448 Vladimir Makarov <vmakarov@redhat.com>
1450 * config/sparc/predicates.md (input_operand): Add comment. Return
1451 true for any memory operand when LRA is in progress.
1452 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1454 2017-04-18 Jeff Law <law@redhat.com>
1457 * mips.md ({return,simple_return}_internal): Do not overwrite
1460 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1462 PR tree-optimization/80443
1463 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1464 instead of adding 1, subtract -1 and similarly instead of subtracting
1467 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1469 PR rtl-optimization/80357
1470 * haifa-sched.c (tmp_bitmap): New variable.
1471 (model_recompute): Handle duplicate use records.
1472 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1473 (free_global_sched_pressure_data): Free it.
1475 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1478 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1479 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1480 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1481 instead of SYSTEM_HEADER_DIR.
1483 2017-04-18 Jeff Law <law@redhat.com>
1486 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1487 predecessors after walking up the insn chain.
1489 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1492 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1493 sizetype type into debug info.
1495 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1498 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1499 unneeded test for TARGET_UPPER_REGS_SF.
1500 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1502 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1505 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1506 instead of gsi_after_labels.
1508 2017-04-18 Jeff Law <law@redhat.com>
1510 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1514 2017-04-13 Jeff Law <law@redhat.com>
1515 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1516 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1518 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1521 * config/avr/avr.c (intl.h): Include it.
1522 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1524 2017-04-18 Martin Liska <mliska@suse.cz>
1526 PR gcov-profile/78783
1527 * gcov-tool.c (gcov_output_files): Validate that destination
1528 file is either removed by the tool or by a user.
1530 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1531 Guy Benyei <guybe@mellanox.com>
1533 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1534 block, and do not negate it, the stored id is already negative.
1536 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1538 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1540 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1543 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1544 masks of options that should be turned off if the VSX vector
1545 options are turned off.
1546 (OTHER_P8_VECTOR_MASKS): Likewise.
1547 (OTHER_VSX_VECTOR_MASKS): Likewise.
1548 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1549 rs6000_disable_incompatible_switches to validate no type switches
1551 (rs6000_incompatible_switch): New function to disallow turning on
1552 other vector options if -mno-vsx, -mno-power8-vector, or
1553 -mno-power9-vector are specified.
1555 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1557 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1559 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1561 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1562 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1563 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1564 (ARG_POINTER_CFA_OFFSET): Likewise.
1566 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1568 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1569 conditions to take advantage of various optimizations.
1571 2017-04-13 Jeff Law <law@redhat.com>
1573 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1574 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1575 (zero_extendsidi2_dext): Likewise.
1577 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1580 * fold-const.c (fold_ternary_loc): Revert
1581 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1584 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1586 PR rtl-optimization/80343
1587 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1590 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1593 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1594 to ubsan_encode_value.
1596 2017-04-13 Jeff Law <law@redhat.com>
1598 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1599 appearing in DEBUG_INSNs.
1601 2017-04-13 Martin Liska <mliska@suse.cz>
1603 PR gcov-profile/80413
1604 * gcov-io.c (gcov_write_string): Copy to buffer just when
1605 allocated size is greater than zero.
1607 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1610 * dwarf2out.c (decls_for_scope): Ignore declarations of
1611 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1613 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1616 * ipa-visibility.c (non_local_p): Fix typos.
1617 (localize_node): When localizing symbol in same comdat group,
1618 dissolve the group only when we know external symbols are going
1620 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1622 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1624 PR tree-optimization/79390
1625 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1626 order does not result in usable sequence, retry with reversed operand
1632 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1633 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1634 op0 instead of fold_convert_loc (loc, type, arg0).
1636 2017-04-12 Jeff Law <law@redhat.com>
1638 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1639 has a delay slot in the generated code.
1641 * config/cris/cris.md (cris_preferred_reload_class): Return
1642 GENNONACR_REGS rather than GENERAL_REGS.
1644 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1647 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1648 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1649 signedness of the result type.
1651 2017-04-12 Richard Biener <rguenther@suse.de>
1652 Jeff Law <law@redhat.com>
1654 PR tree-optimization/80359
1655 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1656 trim stores to TARGET_MEM_REFs.
1658 2017-04-12 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/79390
1661 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1662 threading case even more.
1664 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1667 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1668 for quad_address_p for TImode, instead of just not indexed_address.
1670 2017-04-12 Richard Biener <rguenther@suse.de>
1671 Bernd Edlinger <bernd.edlinger@hotmail.de>
1674 * alias.c (component_uses_parent_alias_set_from): Handle
1675 TYPE_TYPELESS_STORAGE.
1676 (get_alias_set): Likewise.
1677 * tree-core.h (tree_type_common): Add typeless_storage flag.
1678 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1679 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1680 for types containing members with TYPE_TYPELESS_STORAGE.
1681 (place_field): Likewise.
1682 (layout_type): Likewise for ARRAY_TYPE.
1683 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1684 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1685 TYPE_TYPELESS_STORAGE.
1686 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1688 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1691 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1692 first argument to type.
1694 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1698 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1699 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1700 (rs6000_expand_binop_builtin): Likewise.
1701 (rs6000_expand_ternop_builtin): Likewise; also add missing
1702 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1703 vshasigma built-ins.
1704 * doc/extend.texi: Document that vec_xxpermdi's third argument
1707 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1710 Use shift_const cost parameter when calculating gain of STV shifts.
1712 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1714 PR rtl-optimization/70478
1715 * lra-constraints.c (process_alt_operands): Check memory for
1716 disfavoring memory insn operand.
1718 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1721 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1722 left shift in unsigned HOST_WIDE_INT type.
1724 PR rtl-optimization/80385
1725 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1726 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1729 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1730 if they have any depend clauses.
1732 2017-04-11 Martin Liska <mliska@suse.cz>
1735 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1736 * ipa-split.c (split_function): Create a local comdat symbol
1737 if caller is in a comdat group.
1739 2017-04-11 Martin Liska <mliska@suse.cz>
1742 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1745 2017-04-11 Martin Sebor <msebor@redhat.com>
1748 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1749 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1751 (directive::set_width, directive::set_precision, format_character):
1753 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1756 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1759 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1760 conflict, set target->arch_name instead of target->cpu_name.
1762 2017-04-11 Richard Biener <rguenther@suse.de>
1764 PR tree-optimization/80374
1765 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1766 build_zero_cst, remove fold_convertible_p check again.
1768 2017-04-11 Martin Liska <mliska@suse.cz>
1771 * ubsan.c (instrument_object_size): Do not instrument register
1774 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1777 * config/i386/i386-builtin-types.def
1778 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1779 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1780 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1781 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1782 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1783 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1784 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1785 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1786 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1787 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1788 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1789 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1790 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1791 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1792 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1793 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1794 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1795 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1796 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1797 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1798 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1799 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1800 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1801 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1802 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1803 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1804 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1805 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1806 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1807 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1808 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1809 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1810 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1811 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1812 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1813 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1814 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1815 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1816 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1817 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1818 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1819 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1820 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1821 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1822 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1823 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1825 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1826 flag to second_arg_count, handle 4 argument function type _COUNT
1827 aliases, handle second_arg_count on second argument rather than last.
1829 2017-04-10 Jeff Law <law@redhat.com>
1831 PR tree-optimization/80374
1832 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1833 record anything if we can not convert integer_zero_node to the
1836 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1839 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1840 Enhance special handling given to the TARGET_P9_MINMAX option in
1841 relation to certain other options.
1843 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1845 PR tree-optimization/80153
1846 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1847 remove POINTER_PLUS_EXPR's base part directly, rather than through
1850 2017-04-10 Richard Biener <rguenther@suse.de>
1851 Bin Cheng <bin.cheng@arm.com>
1853 PR tree-optimization/80153
1854 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1855 the first element of pointer type aff_tree. Build result expr in
1857 (add_elt_to_tree): Convert to type unconditionally. Remove other
1859 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1860 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1862 2017-04-10 Richard Biener <rguenther@suse.de>
1864 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1867 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1869 PR rtl-optimization/70478
1870 * lra-constraints.c (curr_small_class_check): New.
1871 (update_and_check_small_class_inputs): New.
1872 (process_alt_operands): Update curr_small_class_check. Disfavor
1873 alternative insn memory operands. Check available regs for small
1876 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1879 * config/mips/mips.opt (-mvirt): Update description.
1880 * doc/invoke.texi (-mvirt): Likewise.
1882 2017-04-10 Richard Biener <rguenther@suse.de>
1885 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1886 looking for NEGATE_EXPR in -A / -B to A / B folding.
1888 2017-04-10 Martin Liska <mliska@suse.cz>
1890 PR gcov-profile/80224
1891 * gcov.c (print_usage): Fix usage string.
1892 (get_gcov_intermediate_filename): Remove.
1893 (output_gcov_file): Use both for normal and intermediate format.
1894 (generate_results): Do not initialize special file for
1895 intermediate format.
1897 2017-04-10 Richard Biener <rguenther@suse.de>
1899 PR tree-optimization/80304
1900 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1903 2017-04-10 Nathan Sidwell <nathan@acm.org>
1906 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1907 (rs6000_init_builtins): Use it.
1909 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1911 * config/arm/arm.md (<mrc>): Add mode to SET source.
1914 2017-04-10 Richard Biener <rguenther@suse.de>
1917 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1919 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1922 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1923 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1924 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1925 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1926 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1927 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1928 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1929 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1930 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1931 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1932 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1933 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1934 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1935 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1936 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1937 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1938 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1939 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1940 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1941 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1942 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1943 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1944 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1946 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1948 PR rtl-optimization/70478
1949 * lra-constraints.c: Reverse the last patch.
1951 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1953 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1954 Add comment for WCHAR_T.
1956 2017-04-08 Martin Liska <mliska@suse.cz>
1959 2017-04-07 Martin Liska <mliska@suse.cz>
1962 * ipa-split.c (split_function): Add function part to a same comdat
1965 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1968 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1970 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1972 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1973 (vec_pairing): ...to this.
1974 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1975 (rs6000_sched_init): Adjust for name change.
1976 (struct rs6000_sched_context): Likewise.
1977 (rs6000_init_sched_context): Likewise.
1978 (rs6000_set_sched_context): Likewise.
1980 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1986 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1988 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1989 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1990 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1992 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1994 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1996 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1998 PR rtl-optimization/70703
1999 * ira-color.c (update_conflict_hard_regno_costs): Use
2000 int64_t instead of HOST_WIDE_INT.
2002 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2004 PR rtl-optimization/70478
2005 * lra-constraints.c (process_alt_operands): Disfavor alternative
2006 insn memory operands.
2008 2017-04-07 Jeff Law <law@redhat.com>
2010 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2011 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2013 2017-04-07 Martin Liska <mliska@suse.cz>
2016 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2017 Show error message instead of an ICE.
2019 2017-04-07 Martin Liska <mliska@suse.cz>
2022 * ipa-split.c (split_function): Add function part to a same comdat
2025 2017-04-07 Richard Biener <rguenther@suse.de>
2028 * tree.c (get_unwidened): Also handle ! for_type case for
2030 * convert.c (do_narrow): Split out from ...
2031 (convert_to_integer_1): ... here. Do not pass final truncation
2032 type to get_unwidened for TRUNC_DIV_EXPR.
2034 2017-04-07 Richard Biener <rguenther@suse.de>
2036 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2038 (aff_combination_const): Adjust.
2039 (aff_combination_scale): Likewise.
2040 (aff_combination_add_elt): Likewise.
2041 (aff_combination_add_cst): Likewise.
2042 (aff_combination_convert): Likewise.
2043 (add_elt_to_tree): Likewise. Remove unused argument.
2044 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2046 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2048 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2050 * config/arm/arm.c (arm_default_short_enums): Use
2051 ARM_DEFAULT_SHORT_ENUMS.
2052 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2054 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2057 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2058 members with redundant out-of-class redeclaration.
2060 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2064 * config/i386/i386.md (*zero_extendsidi2):
2065 Add (?*x,*x) and (?*v,*v) alternatives.
2067 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2070 * config/i386/i386.c (ix86_expand_builtin)
2071 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2072 mode from insn data. Convert operands to insn operand mode.
2073 Copy operands that don't satisfy insn predicate to a register.
2075 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2077 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2080 2017-04-06 Richard Biener <rguenther@suse.de>
2082 PR tree-optimization/80334
2083 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2084 preserve alignment of accesses.
2086 2017-04-06 Richard Biener <rguenther@suse.de>
2088 PR tree-optimization/80262
2089 * tree-sra.c (build_ref_for_offset): Preserve address-space
2091 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2092 Drop useless address-space information on MEM_REF offsets.
2094 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2096 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2098 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2100 PR rtl-optimization/70703
2101 * ira-color.c (update_conflict_hard_regno_costs): Use
2102 HOST_WIDE_INT instead of long.
2104 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2107 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2108 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2110 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2111 for x86_64 target. Handle -m3dnowa option.
2113 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2115 PR rtl-optimization/70703
2116 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2117 (update_conflict_hard_regno_costs): Use long instead of unsigned
2118 arithmetic for cost calculation.
2120 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2121 Bernd Edlinger <bernd.edlinger@hotmail.de>
2124 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2127 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2130 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2131 ptr_mode with Pmode throughout.
2132 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2133 into probe_stack_range and use DImode.
2135 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2138 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2139 call_eh_return is true.
2141 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2143 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2144 Initialize last_match_fntype_index.
2146 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2149 * tree-nvr.c: Include internal-fn.h.
2150 (pass_return_slot::execute): Ignore internal calls without
2153 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2154 Richard Biener <rguenther@suse.de>
2157 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2158 captures used multiple times, except for the last use.
2159 * generic-match-head.c: Include gimplify.h.
2161 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2163 PR tree-optimization/79390
2164 * target.h (struct noce_if_info): Declare.
2165 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2166 * target.def (noce_conversion_profitable_p): New target hook.
2167 * ifcvt.h (struct noce_if_info): New type, moved from ...
2168 * ifcvt.c (struct noce_if_info): ... here.
2169 (noce_conversion_profitable_p): Renamed to ...
2170 (default_noce_conversion_profitable_p): ... this. No longer
2172 (noce_try_store_flag_constants, noce_try_addcc,
2173 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2174 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2175 instead of noce_conversion_profitable_p.
2176 * config/i386/i386.c: Include ifcvt.h.
2177 (ix86_option_override_internal): Don't override
2178 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2179 (ix86_noce_conversion_profitable_p): New function.
2180 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2181 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2182 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2183 * doc/tm.texi: Regenerated.
2185 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2187 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2190 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2193 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2194 instructions for small multiply cores.
2196 2017-04-04 Jeff Law <law@redhat.com>
2198 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2200 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2201 that are not set by the loop over the elements.
2203 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2206 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2207 int mode, convert_modes it to mode as unsigned, otherwise use
2208 lowpart_subreg to mode rather than SImode.
2209 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2210 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2211 Use DImode instead of SImode for the shift count operand.
2212 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2215 2017-04-04 Richard Biener <rguenther@suse.de>
2218 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2219 arithmetic done for the negate or the plus. Simplify.
2220 (A - (-B) -> A + B): Likewise.
2221 * fold-const.c (split_tree): Make sure to not negate pointers.
2223 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2225 PR rtl-optimization/60818
2226 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2227 a compare of comparisons with the thing compared if this results
2228 in a different machine mode.
2230 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2232 * alias.c (base_alias_check): Fix typo in comment.
2233 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2234 * cgraphunit.c (symbol_table::compile): Likewise.
2235 * collect2.c (maybe_run_lto_and_relink): Likewise.
2236 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2237 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2238 * config/avr/avr.c (avr_map_op_t): Likewise.
2239 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2240 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2241 * config/epiphany/epiphany.md (movcc): Likewise.
2242 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2243 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2245 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2246 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2247 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2248 * config/sh/sh.c (sh_rtx_costs): Likewise.
2249 * fold-const.c (fold_truth_andor): Likewise.
2250 * genautomata.c (collapse_flag): Likewise.
2251 * gengtype.h (struct type::u::s): Likewise.
2252 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2253 * input.c (FORMAT_AMOUNT): Likewise.
2254 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2255 (known_aggs_to_agg_replacement_list): Likewise.
2256 * ipa-inline-analysis.c: Likewise.
2257 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2258 * ipa-polymorphic-call.c
2259 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2260 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2261 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2263 * modulo-sched.c (apply_reg_moves): Likewise.
2264 * omp-expand.c (build_omp_regions_1): Likewise.
2265 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2266 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2267 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2268 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2269 * value-prof.c: Likewise.
2270 * var-tracking.c (val_reset): Likewise.
2272 2017-04-03 Richard Biener <rguenther@suse.de>
2274 PR tree-optimization/80275
2275 * fold-const.c (split_address_to_core_and_offset): Handle
2278 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2280 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2281 descriptors is at least equal to that of functions.
2283 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2287 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2291 (mov<IMOD4:mode>): New expander.
2292 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2294 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2296 PR rtl-optimization/79405
2297 * fwprop.c (propagations_left): New variable.
2298 (forward_propagate_into): Decrement it.
2299 (fwprop_init): Initialize it.
2300 (fw_prop): If the variable has reached zero, stop propagating.
2301 (fwprop_addr): Ditto.
2303 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2306 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2307 a FUNCTION_DECL, pass it as decl instead of origin to
2310 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2312 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2315 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2318 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2319 TARGET_VSX_SMALL_INTEGER.
2321 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2323 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2324 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2326 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2328 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2329 extraction from odd-numbered MSA register.
2331 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2334 * expmed.c (store_bit_field_1): Don't attempt to create
2335 a word subreg out of hard registers wider than word if they
2336 have HARD_REGNO_NREGS of 1 for their mode.
2339 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2340 conversions to integer types wider than word and pointer.
2343 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2344 (rtx_equal_for_cselib_p): Pass 0 to it.
2345 * cselib.c (cselib_hasher::equal): Likewise.
2346 (rtx_equal_for_cselib_1): Add depth argument. If depth
2347 is 128, don't look up VALUE locs and punt. Increment
2348 depth in recursive calls when walking VALUE locs.
2350 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2352 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2353 (make_gcov_file_name): Use the canonical path name for generating
2355 (read_line): Fix handling of files with ascii null bytes.
2357 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2359 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2360 to initialise a vector register instead
2361 of using a const_int.
2363 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2365 PR translation/80189
2366 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2367 diagnostic messages.
2369 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2372 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2373 (dfp_diex_<mode>): Update mode of operand 1.
2374 * doc/extend.texi (dxex, dxexq): Document change to return type.
2375 (diex, diexq): Document change to argument type.
2377 2017-03-30 Martin Jambor <mjambor@suse.cz>
2380 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2381 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2382 it reflects the signature changes performed at the callee side.
2383 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2384 to cgraph_build_function_type_skip_args.
2385 (build_function_decl_skip_args): Adjust call to the above function.
2387 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2390 * config/i386/sse.md
2391 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2392 register as dest whenever it is a MEM not rtx_equal_p to the
2393 corresponding dup operand, and when forcing into reg move the
2394 reg into the memory afterwards.
2395 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2396 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2397 for the force_reg mode.
2398 (avx512vl_vextractf128<mode>): Use register as dest either
2399 always when a MEM, or when it is a MEM not rtx_equal_p to the
2400 corresponding dup operand, or even not when it is a CONST_VECTOR
2401 depending on the mode and lo vs. hi.
2402 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2404 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2405 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2406 Likewise. Require that operands[2] is even.
2407 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2408 Remove extraneous parens. Require that operands[2] is a multiple
2410 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2411 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2412 disallow memory then.
2414 2017-03-30 Richard Biener <rguenther@suse.de>
2416 PR tree-optimization/77498
2417 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2418 to non-constants over backedges.
2420 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2422 PR rtl-optimization/80233
2423 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2424 as last_combined_insn. Do not test for BARRIER_P separately.
2426 2017-03-29 Andreas Schwab <schwab@suse.de>
2429 * calls.c (prepare_call_address): Convert funexp to Pmode before
2430 copying to temp reg.
2432 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2434 PR tree-optimization/80158
2435 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2436 Handle possible future case of more than one alternate
2438 (replace_rhs_if_not_dup): Likewise.
2439 (replace_one_candidate): Likewise.
2441 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2443 PR rtl-optimization/80193
2444 * ira.c (ira): Do not check allocation for LRA.
2446 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2448 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2449 (nvptx_output_simt_exit): Declare.
2450 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2451 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2452 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2453 (nvptx_declare_function_name): ...here. Emit declaration of local
2454 memory space buffer for omp_simt_enter insn.
2455 (nvptx_output_unisimt_switch): New.
2456 (nvptx_output_softstack_switch): New.
2457 (nvptx_output_simt_enter): New.
2458 (nvptx_output_simt_exit): New.
2459 * config/nvptx/nvptx.h (struct machine_function): New fields
2460 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2461 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2462 (UNSPECV_SIMT_EXIT): Ditto.
2463 (omp_simt_enter_insn): New insn.
2464 (omp_simt_enter): New expansion.
2465 (omp_simt_exit): New insn.
2466 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2468 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2469 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2470 (expand_GOMP_SIMT_EXIT): New.
2471 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2472 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2473 (GOMP_SIMT_EXIT): Ditto.
2474 * target-insns.def (omp_simt_enter): New insn.
2475 (omp_simt_exit): Ditto.
2476 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2478 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2479 (lower_rec_input_clauses): Likewise.
2480 (lower_lastprivate_clauses): Handle SIMT privatization.
2482 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2483 (ompdevlow_adjust_simt_enter): New.
2484 (find_simtpriv_var_op): New.
2485 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2486 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2488 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2489 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2490 (copy_decl_for_dup_finish): Ditto.
2492 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2494 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2497 * config/i386/i386.c (ix86_option_override_internal): Always
2498 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2500 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2502 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2504 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2506 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2507 mark new edge's irreducible flag accordign to it.
2508 (vect_do_peeling): Check loop preheader edge's irreducible flag
2509 and pass it to function slpeel_add_loop_guard.
2511 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2513 PR tree-optimization/80218
2514 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2515 Update block frequencies and counts.
2517 2017-03-28 Richard Biener <rguenther@suse.de>
2519 PR tree-optimization/78644
2520 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2521 of a simplification result we may not use it at all.
2523 2017-03-28 Richard Biener <rguenther@suse.de>
2526 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2527 without arguments, generate default definition of a SSA name.
2529 2017-03-28 Richard Biener <rguenther@suse.de>
2532 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2533 TYPE_REF_CAN_ALIAS_ALL references.
2534 * fold-const.c (fold_indirect_ref_1): Likewise.
2536 2017-03-28 Martin Liska <mliska@suse.cz>
2539 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2540 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2542 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2543 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2545 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2546 (EXTRA_SPECS): Define.
2547 (SUBTARGET_EXTRA_SPECS): Likewise.
2548 (SUBTARGET_CPP_SPEC): Likewise.
2549 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2550 SUBTARGET_EXTRA_SPECS.
2551 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2553 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2555 * config/arc/simdext.md (vst64_insn): Update pattern.
2556 (vld32wh_insn): Likewise.
2557 (vld32wl_insn): Likewise.
2558 (vld64_insn): Likewise.
2559 (vld32_insn): Likewise.
2561 2017-03-28 Marek Polacek <polacek@redhat.com>
2564 * fold-const.c (fold_comparison): Use protected_set_expr_location
2565 instead of SET_EXPR_LOCATION.
2567 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2569 * tree.c (add_expr): Avoid name lookup warning.
2571 2017-03-27 Jeff Law <law@redhat.com>
2573 PR tree-optimization/80216
2574 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2575 function name. Limit recursion depth.
2576 (record_temporary_equivalences): Corresponding changes.
2578 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2580 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2583 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2586 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2588 * cfgcleanup.c (reg_note_cfa_p): New array.
2589 (insns_have_identical_cfa_notes): New function.
2590 (old_insns_match_p): Don't cross-jump in between /f
2591 and non-/f instructions. If both i1 and i2 are frame related,
2592 verify all CFA notes, their order and content.
2594 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2597 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2598 HImode and SImode with zero extend to DImode to one insn.
2599 (bswap<mode>2_extenddi): Likewise.
2600 (bswapsi2_extenddi): Likewise.
2601 (bswaphi2_extendsi): Likewise.
2602 (bswaphi2): Combine bswap HImode and SImode into one insn.
2603 Separate memory insns from swapping register.
2604 (bswapsi2): Likewise.
2605 (bswap<mode>2): Likewise.
2606 (bswaphi2_internal): Delete, no longer used.
2607 (bswapsi2_internal): Likewise.
2608 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2609 store, and gpr<-gpr swap insns.
2610 (bswap<mode>2_store): Likewise.
2611 (bswaphi2_reg): Register only splitter, combine with the splitter.
2612 (bswaphi2 splitter): Likewise.
2613 (bswapsi2_reg): Likewise.
2614 (bswapsi2 splitter): Likewise.
2615 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2616 the insns into load, store, and register/register insns.
2617 (bswapdi2_ldbrx): Likewise.
2618 (bswapdi2_load): Likewise.
2619 (bswapdi2_store): Likewise.
2620 (bswapdi2_reg): Likewise.
2622 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2624 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2625 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2627 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2630 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2632 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2633 special handling for target option conflicts between dform
2634 options (-mpower9-dform, -mpower9-dform-vector,
2635 -mpower9-dform-scalar) and -mno-direct-move.
2637 2017-03-27 Richard Biener <rguenther@suse.de>
2639 PR tree-optimization/80181
2640 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2642 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2644 * config/arc/predicates.md (move_double_src_operand): Replace the
2645 call to move_double_src_operand with a call to address_operand.
2647 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2649 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2650 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2651 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2653 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2655 * config/arc/predicates.md (long_immediate_loadstore_operand):
2656 Consider scaled addresses cases.
2658 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2660 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2661 restored when in interrupt.
2662 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2663 doesn't have delay slot.
2665 2017-03-27 Richard Biener <rguenther@suse.de>
2668 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2669 inlined thunk clones.
2671 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2674 * asan.c (instrument_derefs): Copy over last operand from
2675 original COMPONENT_REF to the new COMPONENT_REF with
2676 DECL_BIT_FIELD_REPRESENTATIVE.
2677 * ubsan.c (instrument_object_size): Likewise.
2679 2017-03-27 Richard Biener <rguenther@suse.de>
2681 PR tree-optimization/80170
2682 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2683 sure DR/SCEV didnt fold in constants we do not see when looking
2684 at the reference base alignment.
2686 2017-03-27 Richard Biener <rguenther@suse.de>
2689 * gimple-fold.c (fold_ctor_reference): Properly guard against
2690 NULL return value from canonicalize_constructor_val.
2692 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/i386.c (ix86_expand_builtin)
2696 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2697 flags reg setting and flags reg using instructions.
2698 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2699 clobbering instructions to zero extend op2.
2701 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2703 * doc/install.texi (Configuration) <--with-aix-soname>:
2704 Update link to AIX ld.
2706 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2708 PR rtl-optimization/80160
2709 PR rtl-optimization/80159
2710 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2711 reg_alternate_class into account.
2713 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2716 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2717 to consider in curr_insn_transform.
2719 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2721 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2722 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2723 and emit_mode_inner.
2725 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2727 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2728 argument to the overloaded builtin variants. Use the new flag to
2729 deprecate certain builtin variants.
2730 * config/s390/s390-builtin-types.def: Add new builtin types.
2731 * config/s390/s390-builtins.h: Support new flags field for
2732 overloaded builtins.
2733 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2734 (s390_macro_to_expand): Enable vector float data type.
2735 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2736 builtins by incrementing the __VEC__ version number.
2737 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2739 (s390_resolve_overloaded_builtin): Emit error messages depending
2740 on the builtin flags.
2741 * config/s390/s390.c (s390_expand_builtin): Support additional
2742 flags argument. Change error message to match the messages
2743 emitted in s390-c.c.
2744 * config/s390/s390.md: New UNSPEC_* constants.
2745 (op_type): Add new instruction types.
2746 * config/s390/vecintrin.h: Add new builtins and test data class
2748 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2749 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2750 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2751 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2752 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2753 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2755 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2756 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2757 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2758 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2760 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2761 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2762 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2763 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2765 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2766 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2767 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2768 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2769 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2770 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2771 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2773 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2774 ("vec_scatter_element<V_HW_4:mode>_DI")
2775 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2776 ("vec_fpint<mode>", "vflls")
2777 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2778 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2779 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2780 ("*vec_cmphe<mode>_cc"): ... these.
2782 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2783 mode constant instead of magic value.
2785 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2787 * config/s390/s390.c (s390_expand_vec_compare): Support other
2788 vector floating point modes than just V2DF.
2789 (s390_expand_vcond): Likewise.
2790 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2791 (s390_cannot_change_mode_class): Prevent mode changes between TF
2792 and V1TF in vector registers.
2793 * config/s390/s390.md (DF, SF): New mode attributes.
2794 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2795 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2796 SFmode support for VRs.
2797 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2799 (VFT, VF_HW): New mode iterators.
2800 (vw, sdx): New mode attributes.
2801 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2802 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2803 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2804 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2805 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2806 also the new vector floating point modes. Renaming to ...
2808 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2809 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2810 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2811 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2812 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2813 ("vec_unordered<mode>"): ... these.
2815 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2816 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2817 ("*vec_extendv2df"): New insn definitions.
2819 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2821 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2822 ("mulditi3_2", "*muldi3_sign"): New patterns.
2823 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2824 rename the pattern definition.
2826 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2828 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2830 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2832 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2834 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2835 instruction if possible.
2836 * config/s390/vector.md (vec_halfnumelts): New mode
2838 ("*vec_vllezlf<mode>"): New pattern.
2840 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2842 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2843 ("popcountv4si2", "popcountv2di2"): Rename to ...
2844 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2845 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2847 ("popcount<mode>2_vxe"): New pattern.
2849 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2851 * common/config/s390/s390-common.c (processor_flags_table): Add
2853 * config.gcc: Add arch12.
2854 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2855 Default to arch12 for unknown CPU model numbers.
2856 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2857 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2858 PROCESSOR_max sanity check.
2859 * config/s390/s390-opts.h (enum processor_type): Add
2861 * config/s390/s390.c (processor_table): Add arch12.
2862 (s390_expand_builtin): Add check for B_VXE flag.
2863 (s390_issue_rate): Add PROCESSOR_ARCH12.
2864 (s390_get_sched_attrmask): Likewise.
2865 (s390_get_unit_mask): Likewise.
2866 (s390_sched_score): Enable z13 scheduling for arch12.
2867 (s390_sched_reorder): Likewise.
2868 (s390_sched_variable_issue): Likewise.
2869 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2871 (s390_tune_attr): Use z13 scheduling also for arch12.
2872 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2873 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2874 (TARGET_VXE_P): New macros.
2875 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2876 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2877 * config/s390/s390.opt: Add arch12 as processor_type.
2879 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2881 * config/s390/s390.md
2882 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2883 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2884 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2886 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2887 Rename expanders to ...
2889 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2890 ("fixuns_truncdddi2_emu"): ... these.
2892 ("fixuns_trunc<mode>si2_emu"): New expander.
2894 ("*fixuns_truncdfdi2_z13"): Rename to ...
2895 ("*fixuns_truncdfdi2_vx"): ... this.
2897 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2899 * config/s390/2964.md: Remove the single element vector compare
2900 instructions which are no longer used.
2901 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2903 (s390_canonicalize_comparison): Remove handling of DFmode
2905 (s390_expand_vec_compare_scalar): Remove function.
2906 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2907 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2909 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2911 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2913 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2915 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2916 will anyway by matched by mov<mode>_64dfp.
2918 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2920 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2921 vlef/vstef. Add missing operand to vleif.
2923 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2925 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2926 pair for all vector types with 64 bit elements.
2927 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2928 * config/s390/vector.md (V_HW_64): ... here.
2929 (V_128_NOSINGLE): New mode iterator.
2930 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2931 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2932 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2933 ("*vec_load_pairv2di"): Change to ...
2934 ("*vec_load_pair<mode>"): ... this one.
2936 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2938 * config/s390/constraints.md: Add comments.
2939 (jKK): Reject element sizes > 8 bytes.
2940 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2942 * config/s390/s390.md: Add the s_operand checks formerly in
2943 s390_split_ok_p to various splitters where they are still
2945 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2946 for 128 bit vectors. Plus two splitters.
2948 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2950 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2953 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2956 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2957 error if the boundary argument is not constant.
2959 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2961 PR rtl-optimization/80112
2962 * loop-doloop.c (doloop_condition_get): Don't check condition
2963 if cmp isn't SET with IF_THEN_ELSE src.
2965 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2967 PR tree-optimization/80158
2968 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2969 replacing a candidate statement, also replace it for the
2970 candidate's alternate interpretation.
2971 (replace_rhs_if_not_dup): Likewise.
2972 (replace_one_candidate): Likewise.
2974 2017-03-24 Richard Biener <rguenther@suse.de>
2976 PR tree-optimization/80167
2977 * graphite-isl-ast-to-gimple.c
2978 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2980 (translate_isl_ast_to_gimple::get_rename): Likewise.
2982 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2984 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2985 handling of certain combinations of target options, including the
2986 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2987 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2989 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2992 * config/arm/arm.md (*load_multiple): Add reload_completed to
2995 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2996 Richard Biener <rguenth@suse.de>
2998 PR tree-optimization/79908
2999 PR tree-optimization/80136
3000 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3001 been cast away, gimplify_and_add suffices.
3003 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3005 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3007 2017-03-23 Richard Biener <rguenther@suse.de>
3009 PR tree-optimization/80032
3010 * gimplify.c (gimple_push_cleanup): Forced unconditional
3011 cleanups still have to go to the conditional_cleanups
3014 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3016 PR tree-optimization/80072
3017 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3019 (next_operand_entry_id): Change type to unsigned int.
3020 (sort_by_operand_rank): Make sure to return the right return value
3021 even if unsigned fields are bigger than INT_MAX.
3022 (struct oecount): Change cnt and id type to unsigned int.
3023 (oecount_hasher::equal): Formatting fix.
3024 (oecount_cmp): Make sure to return the right return value
3025 even if unsigned fields are bigger than INT_MAX.
3026 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3029 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3030 TREE_READONLY on result if writing it more than once.
3033 * doc/invoke.texi (-fsanitize=thread): Document that with
3034 -fnon-call-exceptions atomics are not able to throw
3038 * tsan.c: Include tree-eh.h.
3039 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3040 maybe_clean_or_replace_eh_stmt where needed.
3041 (instrument_memory_accesses): Add cfg_changed argument.
3042 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3043 if it returned true.
3044 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3046 PR rtl-optimization/63191
3047 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3048 wrapper function, moved the whole old content into ...
3049 (ix86_delegitimize_address_1): ... this. New inline function.
3050 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3051 true as last argument instead of ix86_delegitimize_address.
3053 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3055 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3056 cortexa57_branch_cost.
3058 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3060 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3062 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3065 * doc/md.texi (Constraints): Document wA constraint.
3066 * config/rs6000/constraints.md (wA): New.
3067 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3068 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3069 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3070 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3072 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3075 * gimplify.c (is_oacc_declared): New function.
3076 (oacc_default_clause): Use it to set default flags for acc declared
3077 variables inside parallel regions.
3078 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3080 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3081 declare attribute to any decl as necessary.
3083 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3086 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3087 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3088 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3089 (arm_arch_lpae): This.
3090 * config/arm/arm.c (arm_arch7ve): Rename into ...
3091 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3092 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3095 2017-03-22 Martin Liska <mliska@suse.cz>
3098 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3099 error message instead of an ICE.
3101 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3103 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3105 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3107 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3109 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3112 2017-03-21 Martin Sebor <msebor@redhat.com>
3114 * doc/extend.texi: Use "cannot" instead of "can't."
3115 * doc/hostconfig.texi: Same.
3116 * doc/install.texi: Same.
3117 * doc/invoke.texi: Same.
3118 * doc/loop.texi: Same.
3119 * doc/md.texi: Same.
3120 * doc/objc.texi: Same.
3121 * doc/rtl.texi: Same.
3122 * doc/tm.texi: Same.
3123 * doc/tm.texi.in: Same.
3124 * doc/trouble.texi: Same.
3126 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3129 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3130 (collect_checksum_attributes): Set it.
3131 (die_checksum_ordered): Use it.
3133 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3135 PR tree-optimization/79908
3136 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3137 change: For a VA_ARG whose LHS has been cast away, use
3138 force_gimple_operand to construct the side effects.
3140 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3142 PR translation/80001
3143 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3144 more amenable to translation.
3145 (oacc_loop_auto_partitions): Likewise.
3147 2017-03-21 Marek Polacek <polacek@redhat.com>
3148 Martin Sebor <msebor@redhat.com>
3150 PR tree-optimization/80109
3151 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3154 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3155 Segher Boessenkool <segher@kernel.crashing.org>
3158 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3159 check reg_used_between_p between insn and one of succ or succ2
3160 depending on if succ is artificial insn not inserted into insn
3163 2017-03-21 Martin Liska <mliska@suse.cz>
3165 PR gcov-profile/80081
3166 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3167 * doc/gcc.texi: Include gcov-dump stuff.
3168 * doc/gcov-dump.texi: New file.
3170 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3172 PR rtl-optimization/79150
3173 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3174 conditional jump, if the jump is the last insn of the loop.
3176 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3177 Richard Biener <rguenth@suse.de>
3179 PR tree-optimization/79908
3180 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3181 been cast away, use force_gimple_operand to construct the side
3184 2017-03-21 Martin Liska <mliska@suse.cz>
3187 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3190 2017-03-21 Brad Spengler <spender@grsecurity.net>
3193 * plugin.c (htab_hash_plugin): New function.
3194 (add_new_plugin): Use it and adjust.
3195 (parse_plugin_arg_opt): Adjust.
3196 (init_one_plugin): Likewise.
3198 2017-03-21 Richard Biener <rguenther@suse.de>
3200 PR tree-optimization/80032
3201 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3202 if set force the cleanup to happen unconditionally.
3203 (gimplify_target_expr): Push inserted clobbers with force_uncond
3204 to avoid them being removed by control-dependent DCE.
3206 2017-03-21 Richard Biener <rguenther@suse.de>
3208 PR tree-optimization/80122
3209 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3210 va_arg_pack_len when the inlined call stmt requires pack
3212 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3214 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3217 * tsan.c (instrument_builtin_call): If the memory model argument
3218 is not a constant, assume it is valid.
3221 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3224 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3226 PR rtl-optimization/79910
3227 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3228 if its dest is used by an insn before I2 (other than the combined
3229 insns themselves, which are properly handled already).
3231 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3234 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3236 * combine.c (record_used_regs): New static function.
3237 (try_combine): Handle situations where there is an additional
3238 instruction between I2 and I3 which needs to have a LOG_LINK
3242 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3244 * combine.c (try_combine): Delete redundant i1 test. Call
3245 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3247 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3250 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3253 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3255 PR tree-optimization/80054
3256 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3257 the optimization if a PHI or any of its arguments is not dominated
3258 by the candidate's basis. Use gphi* rather than gimple* as
3260 (replace_profitable_candidates): Clean up a gimple* variable that
3261 should be a gphi* variable.
3263 2017-03-20 Martin Sebor <msebor@redhat.com>
3266 * doc/extend.texi (attribute constructor): Document present limitation.
3268 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3271 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3272 __POWER9_VECTOR__ #ifdef control, change template definition to
3273 use Power9-specific built-in function.
3274 (vec_any_eq): Likewise.
3275 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3276 to control outcomes from this test.
3277 (vector_ae_<mode>p): For VEC_F modes, likewise.
3279 2017-03-20 Ian Lance Taylor <iant@google.com>
3281 * config/i386/i386.c (ix86_function_regparm): Save an extra
3282 register for -fsplit-stack with DECL_STATIC_CHAIN.
3284 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3287 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3288 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3290 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3292 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3294 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3297 2017-03-20 Marek Polacek <polacek@redhat.com>
3300 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3302 2017-03-20 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/80113
3305 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3306 allocate extra SSA name for PHI def.
3307 (add_close_phis_to_outer_loops): Likewise.
3308 (add_close_phis_to_merge_points): Likewise.
3309 (copy_loop_close_phi_args): Likewise.
3310 (copy_cond_phi_nodes): Likewise.
3312 2017-03-20 Martin Liska <mliska@suse.cz>
3315 * tree-chkp.c (chkp_build_returned_bound): Do not build
3316 returned bounds for a LHS that's not a BOUNDED_P type.
3318 2017-03-20 Martin Liska <mliska@suse.cz>
3322 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3323 COMPLEX_CST and VECTOR_CST.
3325 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3328 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3329 target operand. A new splitter adds the clobber statement in case
3330 the target operand is dead anyway.
3332 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3334 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3335 to age-old versions of binutils and glibc.
3337 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3339 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3341 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3343 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3345 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3347 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3348 requirement for binutils 2.13.
3350 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3352 * combine.c (try_combine): Delete redundant i1 test. Call
3353 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3355 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3357 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3358 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3360 <riscv64-*-elf>: Re-arrange section
3361 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3362 <riscv32-*-linux>: Likewise.
3363 <riscv64-*-elf>: Likewise
3364 <riscv64-*-linux>: Likewise.
3366 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3369 * aarch64.opt(verbose-cost-dump): Fix typo.
3371 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3374 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3375 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3377 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3379 * reload.c (find_reloads): When reloading a nonoffsettable address,
3380 use RELOAD_OTHER for it and its address reloads.
3382 PR rtl-optimization/79910
3383 * combine.c (record_used_regs): New static function.
3384 (try_combine): Handle situations where there is an additional
3385 instruction between I2 and I3 which needs to have a LOG_LINK
3388 2017-03-17 Jeff Law <law@redhat.com>
3390 PR tree-optimization/71437
3391 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3392 conditional in the hash table first.
3393 (vrp_dom_walker::before_dom_children): Extract condition from
3394 ASSERT_EXPR. Record condition, its inverion and any implied
3397 2017-03-17 Marek Polacek <polacek@redhat.com>
3398 Markus Trippelsdorf <markus@trippelsdorf.de>
3400 PR tree-optimization/80079
3401 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3404 2017-03-17 Richard Biener <rguenther@suse.de>
3407 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3408 Properly verify the LHS before the RHS possibly claims to be
3410 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3413 2017-03-17 Martin Jambor <mjambor@suse.cz>
3415 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3416 (List of -O2 options): Likewise.
3417 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3420 2017-03-17 Tom de Vries <tom@codesourcery.com>
3422 * gcov-dump.c (print_usage): Print bug_report_url.
3424 2017-03-17 Richard Biener <rguenther@suse.de>
3427 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3428 (parser::peek): Likewise.
3430 2017-03-17 Richard Biener <rguenther@suse.de>
3432 PR tree-optimization/80048
3433 * sese.c (free_sese_info): Properly release rename_map and
3434 copied_bb_map elements.
3436 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3438 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3439 Add linked-list forward and backlinks. Insert on
3440 construction, remove on destruction.
3441 (class pass_store_merging): Add m_stores_head field.
3442 (pass_store_merging::terminate_and_process_all_chains):
3443 Iterate over m_stores_head list.
3444 (pass_store_merging::terminate_all_aliasing_chains):
3446 (pass_store_merging::execute): Check for debug stmts first.
3447 Push new chains onto the m_stores_head stack.
3449 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3452 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3453 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3454 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3456 2017-03-16 Jeff Law <law@redhat.com>
3458 PR tree-optimization/71437
3459 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3460 member function. Implementation moved into after_dom_children
3461 member function and into the threader's thread_outgoing_edges
3463 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3464 some code into new thread_outgoing_edges.
3465 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3466 definition. Simplify marker handling (do it here). Assume we always
3467 have the available expression and the const/copies tables.
3468 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3470 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3471 * tree-vrp.c (equiv_stack): No longer file scoped.
3472 (vrp_dom_walker): New class.
3473 (vrp_dom_walker::before_dom_children): New member function.
3474 (vrp_dom_walker::after_dom_children): Likewise.
3475 (identify_jump_threads): Setup domwalker. Use it rather than
3476 walking edges in a random order by hand. Simplify setup/finalization.
3477 (finalize_jump_threads): Remove.
3478 (vrp_finalize): Do not call identify_jump_threads here.
3479 (execute_vrp): Do it here instead and call thread_through_all_blocks
3482 PR tree-optimization/71437
3483 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3485 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3487 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3488 (dom_opt_dom_walker::thread_across_edge): Remove
3489 handle_dominating_asserts argument. All callers changed.
3490 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3491 changes. Remove calls to lhs_of_dominating_assert. Other
3492 uses of handle_dominating_asserts turn into unconditional code
3493 (simplify_control_stmt_condition_1): Likewise.
3494 (simplify_control_stmt_condition): Likewise.
3495 (thread_through_normal_block, thread_across_edge): Likewise.
3496 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3497 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3498 object if it is not an SSA_NAME.
3499 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3500 before calling into the VRP specific simplifiers.
3501 (identify_jump_threads): Remove handle_dominating_asserts
3504 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3507 * tree-diagnostic.c (default_tree_printer): No longer static.
3508 * tree-diagnostic.h (default_tree_printer): New prototype.
3510 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3512 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3513 Change ins into fmov.
3515 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3517 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3518 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3519 Use h_con constraint for operand 1.
3520 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3521 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3523 2017-03-15 Jeff Law <law@redhat.com>
3525 PR tree-optimization/71437
3526 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3527 (record_temporary_equivalences): Use it.
3529 PR tree-optimization/71437
3530 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3531 tree-ssa-scopedtables.
3532 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3533 (record_conditions, record_cond, vuse_eq): Likewise.
3534 (record_edge_info): Adjust to API tweak of record_conditions.
3535 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3536 (record_temporary_equivalences, optimize_stmt): Likewise.
3537 (eliminate_redundant_computations): Likewise.
3538 (record_equivalences_from_stmt): Likewise.
3539 * tree-ssa-scopedtables.c: Include options.h and params.h.
3540 (vuse_eq): New function, moved from tree-ssa-dom.c
3541 (build_and_record_new_cond): Likewise.
3542 (record_conditions): Likewise. Accept vector of conditions rather
3543 than edge_equivalence structure for first argument.
3544 for the first argument.
3545 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3546 from tree-ssa-dom.c.
3547 (avail_exprs_stack::record_cond): Likewise.
3548 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3549 from tree-ssa-dom.c.
3550 (avail_exprs_stack): Add new member functions lookup_avail_expr
3552 (record_conditions): Declare.
3554 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3557 * lra-constraints.c (process_alt_operands): Increase reject for
3558 reloading an input/output operand.
3560 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3563 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3564 insns to convert from signed/unsigned char/short to IEEE 128-bit
3566 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3568 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3572 subreg of inner mode for values already in registers.
3574 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3576 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3577 iteration reg is used after the loop.
3579 2017-03-14 Martin Sebor <msebor@redhat.com>
3581 PR tree-optimization/79800
3582 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3583 precision in negative-positive range.
3584 (format_floating): Call non-const overload with adjusted precision.
3586 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3589 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3592 2017-03-14 Martin Sebor <msebor@redhat.com>
3595 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3596 * builtins.def (aligned_alloc): Use it.
3599 * Makefile.in (GTFILES): Add calls.c.
3600 * calls.c: Include "gt-calls.h".
3602 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3604 PR rtl-optimization/79728
3605 * regs.h (struct target_regs): New field
3606 x_contains_allocatable_regs_of_mode.
3607 (contains_allocatable_regs_of_mode): New macro.
3608 * reginfo.c (init_reg_sets_1): Initialize it, and change
3609 contains_reg_of_mode so it includes global regs as well.
3610 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3611 rather than contains_regs_of_mode.
3613 2017-03-14 Martin Liska <mliska@suse.cz>
3615 * doc/invoke.texi: Document options that can't be combined with
3616 -fcheck-pointer-bounds.
3618 2017-03-14 Martin Liska <mliska@suse.cz>
3621 * doc/invoke.texi (-Wchkp): Document the option.
3623 2017-03-14 Martin Liska <mliska@suse.cz>
3625 * Makefile.in: Install gcov-dump.
3627 2017-03-14 Martin Liska <mliska@suse.cz>
3629 * multiple_target.c (expand_target_clones): Bail out for
3630 an invalid attribute.
3632 2017-03-14 Richard Biener <rguenther@suse.de>
3634 * alias.c (struct alias_set_entry): Pack properly.
3635 * cfgloop.h (struct loop): Likewise.
3636 * cse.c (struct set): Likewise.
3637 * ipa-utils.c (struct searchc_env): Likewise.
3638 * loop-invariant.c (struct invariant): Likewise.
3639 * lra-remat.c (struct cand): Likewise.
3640 * recog.c (struct change_t): Likewise.
3641 * rtl.h (struct address_info): Likewise.
3642 * symbol-summary.h (function_summary): Likewise.
3643 * tree-loop-distribution.c (struct partition): Likewise.
3644 * tree-object-size.c (struct object_size_info): Likewise.
3645 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3646 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3647 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3648 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3649 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3650 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3651 (struct _stmt_vec_info): Likewise.
3653 2017-03-14 Martin Liska <mliska@suse.cz>
3656 * multiple_target.c (create_dispatcher_calls): Check that
3657 a target can create a function dispatcher.
3659 2017-03-14 Martin Liska <mliska@suse.cz>
3662 * multiple_target.c (expand_target_clones): Drop local.local
3663 flag for default implementation.
3665 2017-03-14 Richard Biener <rguenther@suse.de>
3667 PR tree-optimization/80030
3668 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3670 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3672 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3673 gcc_fallthrough() instead of __attribute__((fallthrough));
3675 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3677 * doc/gcc.texi: Remove "up" link to (DIR).
3678 * doc/gccint.texi: Ditto.
3680 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3682 * doc/install.texi (Specific) <avr>: Remove reference to
3685 2017-03-13 Jeff Law <law@redhat.com>
3687 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3688 attribute rather than comments.
3690 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3691 match_scratch operand is highest.
3693 2017-03-13 Martin Liska <mliska@suse.cz>
3696 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3697 is a CHKP clone, use original declaration.
3699 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3701 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3702 (arc_conditional_register_usage): Use a different allocation order
3703 when optimizing for size.
3704 * common/config/arc/arc-common.c (arc_option_optimization_table):
3705 Section anchors default on when optimizing for size.
3707 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3709 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3711 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3713 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3714 * config/arc/arc.md (cpu_facility): Add cd variant.
3715 (*movqi_insn): Add code density variant.
3716 (*movhi_insn): Likewise.
3717 (*movqi_insn): Likewise.
3718 (*addsi3_mixed): Likewise.
3719 (subsi3_insn): Likewise.
3721 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3723 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3725 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3727 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3728 expressions with MINUS and UNARY ops.
3730 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3733 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3735 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3736 between vec_select and vector argument.
3737 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3738 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3739 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3740 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3741 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3742 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3744 2017-03-13 Richard Biener <rguenther@suse.de>
3747 * params.def (vect-max-peeling-for-alignment): Fix typo.
3749 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3751 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3752 issue that only occurred with binutils below 2.18.
3754 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3756 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3757 refer to binutils 2.11/2.12 minimum.
3759 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3761 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3762 ftp.kernel.org and simplify binutils requirement.
3764 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3766 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3768 (Optimize Options): Ditto. Also remove redundancy.
3770 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3772 PR translation/79848
3773 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3775 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3776 to G_ to avoid double translation.
3778 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3780 PR translation/79923
3781 * auto-profile.c (get_combined_location): Convert leading
3782 character of diagnostics to lower case and remove trailing period.
3783 (read_profile): Likewise for various diagnostics.
3784 * config/arm/arm.c (arm_option_override): Remove trailing period
3785 from various diagnostics.
3786 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3787 (msp430_expand_delay_cycles): Likewise.
3789 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3792 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3793 full command-line argument, rather than just "str".
3794 (aarch64_validate_march): Likewise.
3795 (aarch64_validate_mtune): Likewise.
3797 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3799 PR rtl-optimization/78911
3800 * lra-assigns.c (must_not_spill_p): New function.
3801 (spill_for): Use it.
3803 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3805 PR tree-optimization/79981
3806 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3807 ATOMIC_COMPARE_EXCHANGE ifn result.
3808 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3809 IFN_ATOMIC_COMPARE_EXCHANGE.
3811 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3814 * opts.c (parse_sanitizer_options): Add missing question mark to
3815 "did you mean" message.
3817 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3819 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3821 (VMULEUH_UNS): Likewise.
3822 (VMULOUB_UNS): Likewise.
3823 (VMULOUH_UNS): Likewise.
3824 * config/rs6000/rs6000.c (builtin_function_type): Remove
3825 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3827 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3830 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3831 x with result of extra_parsing_for_operand_code_0.
3832 (function_reader::extra_parsing_for_operand_code_0): Convert
3833 return type from void to rtx, returning x. When reading
3834 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3835 larger size containing struct block_symbol.
3837 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3839 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3840 -mfloat128-hardware without -m64.
3842 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3845 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3846 entries to the case statement that marks unsigned arguments to
3847 overloaded functions.
3849 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3851 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3852 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3854 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3857 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3858 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3860 2017-03-10 Martin Liska <mliska@suse.cz>
3864 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3865 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3868 2017-03-10 Olivier Hainque <hainque@adacore.com>
3870 * tree-switch-conversion (array_value_type): Start by resetting
3871 candidate type to it's main variant.
3873 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3875 PR rtl-optimization/79909
3876 * combine.c (try_combine): Use simplify_replace_rtx on individual
3877 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3878 of the whole CALL_INSN_FUNCTION_USAGE.
3880 PR tree-optimization/79972
3881 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3882 get_range_info on SSA_NAMEs. Formatting fixes.
3884 2017-03-10 Richard Biener <rguenther@suse.de>
3885 Jakub Jelinek <jakub@redhat.com>
3887 PR tree-optimization/77975
3888 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3889 edge to be constant.
3890 (get_val_for): For constant x return it. Formatting fix.
3891 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3892 would use the same bases as the current one.
3894 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3896 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3897 instead of vec_select for V1TImode.
3898 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3900 (VSX_LE_128): Add V1TI to this mode iterator.
3901 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3902 (*vsx_le_perm_store_<mode>): Likewise.
3903 (pre-reload splitter for VSX stores): Likewise.
3904 (post-reload splitter for VSX stores): Likewise.
3905 (*vsx_xxpermdi2_le_<mode>): Likewise.
3906 (*vsx_lxvd2x2_le_<mode>): Likewise.
3907 (*vsx_stxvd2x2_le_<mode>): Likewise.
3909 2017-03-09 Michael Eager <eager@eagercon.com>
3911 Correct failures with --enable-checking=yes,rtl.
3913 * config/microblaze/microblaze.c (microblaze_expand_shift):
3914 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3915 test for const0_rtx.
3916 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3917 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3919 2017-03-09 Richard Biener <rguenther@suse.de>
3921 PR tree-optimization/79977
3922 * graphite-scop-detection.c (scop_detection::merge_sese):
3923 Handle the case of extra exits to blocks dominating the entry.
3925 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3927 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3930 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3932 PR rtl-optimization/79949
3933 * lra-constraints.c (process_alt_operands): Check memory when
3934 trying to predict a cycle. Print about the overall increase.
3936 2017-03-09 Richard Biener <rguenther@suse.de>
3939 * gimple-expr.c (useless_type_conversion_p): Preserve
3940 TYPE_SATURATING for fixed-point types.
3942 2017-03-09 Richard Biener <rguenther@suse.de>
3945 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3946 alignment of BLKmode params.
3948 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3951 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3952 (VALL_NO_V2Q): Likewise.
3954 * config/aarch64/aarch64-simd.md
3955 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3957 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3958 VALL_NO_V2Q mode iterator.
3959 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3961 2017-03-09 Martin Liska <mliska@suse.cz>
3963 PR tree-optimization/79631
3964 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3965 tree_int_cst_sign_bit just for INTEGER constants.
3967 2017-03-09 Martin Liska <mliska@suse.cz>
3971 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3974 2017-03-09 Marek Polacek <polacek@redhat.com>
3977 * tree.c (inchash::add_expr): Handle TREE_VEC.
3979 2017-03-09 Martin Liska <mliska@suse.cz>
3982 (chkp_narrow_size_and_offset): New function.
3983 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3984 (void chkp_parse_bit_field_ref): New function.
3985 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3986 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3988 2017-03-09 Martin Liska <mliska@suse.cz>
3991 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3992 (chkp_find_bounds_1): Remove gcc_unreachable.
3994 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3997 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3998 BUILT_IN_SYNC*, determine the access type from the size suffix and
3999 always build a MEM_REF with that type. Handle forgotten
4000 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4003 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4004 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4005 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4006 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4007 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4008 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4009 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4010 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4011 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4012 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4013 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4014 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4015 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4016 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4017 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4018 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4019 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4020 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4021 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4022 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4023 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4024 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4025 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4026 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4027 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4028 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4029 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4030 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4031 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4032 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4033 definitions outside of __OPTIMIZE__ guarded section.
4036 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4037 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4038 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4039 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4042 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4044 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4045 ("vfenez<mode>"): Add missing constraints.
4047 2017-03-08 Martin Sebor <msebor@redhat.com>
4050 * config/nds32/nds32.c (nds32_option_override):
4051 Fix misspelled diagnostic.
4053 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4056 * gimplify.c (gimplify_omp_for): Replace index var in outer
4057 taskloop statement with an artificial variable and add
4058 OMP_CLAUSE_PRIVATE clause for it.
4060 2017-03-08 Richard Biener <rguenther@suse.de>
4062 PR tree-optimization/79955
4063 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4064 for accesses that are completely outside of the variable.
4066 2017-03-08 Andrew Haley <aph@redhat.com>
4068 PR tree-optimization/79943
4069 * tree-ssa-loop-split.c (compute_new_first_bound): When
4070 calculating the new upper bound, (END-BEG) should be added, not
4073 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4075 * config/avr/avr.md (setmemhi): Make sure match_dup
4076 operand number comes before match_scratch.
4078 2017-03-08 Richard Biener <rguenther@suse.de>
4080 PR tree-optimization/79920
4081 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4082 with ncopies == 1 to ...
4083 (vect_transform_slp_perm_load): ... here. Properly compute
4084 all element loads by iterating VF times over the group. Do
4085 not handle ncopies (computed in a broken way) in
4086 vect_create_mask_and_perm.
4088 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4091 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4092 is a uniform vector, use uniform_vector_p return value instead of
4093 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4095 2017-03-07 Marek Polacek <polacek@redhat.com>
4098 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4099 (alloca_call_type): Likewise.
4101 2017-03-07 Martin Liska <mliska@suse.cz>
4103 * gcov.c (process_args): Put comment to correct location.
4105 2017-03-07 Martin Liska <mliska@suse.cz>
4108 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4109 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4110 (chkp_narrow_bounds_for_field): Likewise.
4111 (chkp_parse_array_and_component_ref): Pass one more argument to
4114 2017-03-07 Richard Biener <rguenther@suse.de>
4116 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4119 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4121 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4122 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4124 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4127 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4128 to end of description.
4129 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4131 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4133 PR rtl-optimization/79901
4134 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4136 (*avx512f_<code><mode>3<mask_name>): ... this.
4137 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4138 iterator instead of VI8_AVX2_AVX512BW.
4140 PR rtl-optimization/79901
4141 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4142 min/max expander, expand it using expand_vec_cond_expr.
4145 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4148 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4151 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4152 to void * for PCH reasons.
4153 * dwarf2out.c (output_loc_operands, output_die): Cast
4154 v.val_vec.array to unsigned char *.
4156 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4159 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4162 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4164 PR rtl-optimization/79571
4165 * lra-constraints.c (process_alt_operands): Calculate static
4166 reject and subtract it from overall when only addresses will be
4169 2017-03-06 Julia Koval <julia.koval@intel.com>
4172 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4173 incoming stack boundary to 128 for 64-bit targets.
4175 2017-03-06 Richard Biener <rguenther@suse.de>
4177 PR tree-optimization/79894
4178 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4179 to NULL after folding it.
4181 2017-03-06 Richard Biener <rguenther@suse.de>
4183 PR tree-optimization/79824
4184 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4185 check disabling peeling for gaps.
4187 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4189 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4190 attributes): Document gettimeofday.
4192 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4194 * config/s390/s390.c (s390_option_override_internal): Set
4195 PARAM_MIN_VECT_LOOP_BOUND
4197 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4199 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4200 * config/s390/s390.md: Likewise.
4202 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4205 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4206 (<avx2_avx512>_perm<mode>): Rename to ...
4207 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4209 (<avx512>_perm<mode>_mask): Rename to ...
4210 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4212 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4213 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4214 instead of VI8F_256_512.
4215 (avx512f_perm<mode>): New define_expand.
4216 (avx512f_perm<mode>_mask): Likewise.
4217 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4218 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4220 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4222 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4223 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4225 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4227 2017-03-06 Martin Liska <mliska@suse.cz>
4230 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4231 when having a SSA NAME w/o VAR_DECL assigned to it.
4233 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4235 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4236 msa_dpsub_<su>_d): Fix MODE for vec_select.
4238 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4240 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4242 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4244 2017-03-06 Richard Biener <rguenther@suse.de>
4246 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4247 * plugin.c (register_plugin_info): Likewise.
4248 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4250 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4252 * config/i386/sse.md (sse_storehps, sse_storelps,
4253 avx_<castmode><avxsizesuffix>_<castmode>,
4254 avx512f_<castmode><avxsizesuffix>_<castmode>,
4255 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4256 in condition that at least one operand is not a MEM.
4258 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4261 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4262 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4264 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4265 gimple_call_nothrow_p flag based on whether original builtin can throw.
4266 If it can, emit following stmts on the fallthrough edge.
4267 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4268 don't create new bb if inserting just debug stmts on the edge, try to
4269 insert them on the fallthru bb or just reset debug stmts.
4271 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4274 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4275 restore recog_data (including the operand rtxes inside it) around
4276 the call to get_insn_template.
4278 2017-03-03 Martin Sebor <msebor@redhat.com>
4280 PR tree-optimization/79699
4281 * context.c (context::~context): Free MPFR caches to avoid
4282 a memory leak on program exit.
4284 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4286 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4287 Use wide_int::ulow () instead of .elt (0).
4289 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4291 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4292 (*pushxf): Limit oF constraint to 32bit targets and add oC
4293 constraint for 64bit targets.
4294 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4295 (*pushdf): Change rmF constraint to rmC.
4297 2017-03-03 Martin Liska <mliska@suse.cz>
4299 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4300 Remove unused variable.
4302 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4305 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4306 is a memory operand, increase num_memory.
4307 (ix86_expand_args_builtin): Likewise.
4309 2017-03-03 Jan Hubicka <jh@suse.cz>
4312 * ipa-devirt.c (maybe_record_node): Properly handle
4313 __cxa_pure_virtual visibility.
4315 2017-03-03 Martin Liska <mliska@suse.cz>
4317 PR tree-optimization/79803
4318 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4320 (pass_loop_prefetch::execute): Disabled optimization if an
4321 assumption about L1 cache size is not met.
4323 2017-03-03 Martin Liska <mliska@suse.cz>
4325 PR rtl-optimization/79574
4326 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4327 (hash_scan_set): Likewise.
4328 (dump_hash_table): Likewise.
4329 (hoist_code): Likewise.
4331 2017-03-03 Richard Biener <rguenther@suse.de>
4333 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4334 in place of uhigh ().
4335 (fixed_convert_from_real): Likewise.
4337 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4342 2017-03-03 Richard Biener <rguenther@suse.de>
4345 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4346 TYPE_OVERFLOW_UNDEFINED check.
4348 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4350 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4352 (vector_ae_<mode>_p): Likewise.
4353 (vector_nez_<mode>_p): Likewise.
4354 (vector_ne_v2di_p): Likewise.
4355 (vector_ae_v2di_p): Likewise.
4356 (vector_ne_<mode>_p): Likewise.
4357 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4359 (vsx_tsqrt<mode>2_fe): Likewise.
4361 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4366 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4368 PR rtl-optimization/79780
4369 * cprop.c (one_cprop_pass): When second and further conditional trap
4370 in a single basic block is turned into an unconditional trap, turn it
4371 into a deleted note to avoid RTL verification failures.
4373 2017-03-02 Richard Biener <rguenther@suse.de>
4375 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4377 2017-03-02 Richard Biener <rguenther@suse.de>
4379 PR tree-optimization/79345
4381 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4382 param and abort the walk, returning -1 if it is hit.
4383 (walk_aliased_vdefs): Take a limit param and pass it on.
4384 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4385 defaulting to 0 and return a signed int.
4386 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4387 (check_defs): New helper.
4388 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4389 about uninitialized memory.
4390 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4391 bogus uninitialized warning.
4392 (fixed_convert_from_real): Likewise.
4394 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4396 PR tree-optimization/66768
4397 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4398 iv_use if base object can't be determined.
4400 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4402 PR tree-optimization/79345
4403 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4404 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4405 (get_pattern_stats): Initialize it.
4406 * genemit.c (gen_expand): Verify match_scratch numbers come after
4407 match_operand/match_dup numbers.
4408 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4409 match_scratch numbers.
4410 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4412 * config/s390/s390.md (trunctdsd2): Likewise.
4414 2017-03-02 Richard Biener <rguenther@suse.de>
4416 * wide-int.h (wide_int_storage::operator=): Implement in terms
4419 2017-03-02 Richard Biener <rguenther@suse.de>
4421 PR tree-optimization/79777
4422 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4423 the to insert expression to sth existing.
4425 2017-03-01 Martin Sebor <msebor@redhat.com>
4428 * gimple-ssa-sprintf.c
4429 (directive::known_width_and_precision): New function.
4430 (format_integer): Use it.
4431 (get_mpfr_format_length): Consider the full range of precision
4432 when computing %g output with the # flag. Set the likely byte
4433 count to 3 rather than 1 when precision is indeterminate.
4434 (format_floating): Correct the lower bound of precision.
4436 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4438 * doc/invoke.texi: Document default code model for 64-bit Linux.
4440 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4443 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4444 udiv rather than div since input pattern is unsigned.
4446 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.c (print_reg): Warn for values of
4449 unsupported size in integer register.
4451 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4454 * config/rs6000/predicates.md (current_file_function_operand): Do
4455 not allow self calls to be local if the function is replaceable.
4457 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4460 * config/rs6000/altivec.h (vec_ctz and others): Change the
4461 preprocessor macro that controls conditional compilation from
4462 _ARCH_PWR9 to __POWER9_VECTOR__.
4463 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4464 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4465 control (instead of _ARCH_PWR9 control) so that template
4466 definition uses power9-specific function.
4467 (vec_any_eq): Likewise.
4468 (vec_all_ne): Change macro definition to use a power9-specific
4469 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4470 _ARCH_PWR9 control).
4471 (vec_any_eq) Likewise.
4472 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4473 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4474 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4475 support for xvcmpnedp instruction.
4476 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4477 macro expansion so that Power9 implementation of vec_all_ne does
4478 not use the AltiVec predicate framework.
4479 (VCMPNEH_P): Likewise.
4480 (VCMPNEW_P): Likewise.
4481 (VCMPNED_P): Likewise.
4482 (VCMPNEFP_P): Likewise.
4483 (VCMPNEDP_P): Likewise.
4484 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4485 implementation of vec_any_eq to not use AltiVec predicate
4487 (VCMPAEH_P): Likewise.
4488 (VCMPAEW_P): Likewise.
4489 (VCMPAED_P): Likewise.
4490 (VCMPAEFP_P): Likewise.
4491 (VCMPAEDP_P): Likewise.
4492 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4493 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4494 not use the AltiVec predicate framework.
4495 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4496 of vec_any_eq to not use AltiVec predicate framework.
4497 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4498 support for predefined __POWER9_VECTOR__ macro to indicate that
4499 Power9 instruction selection is enabled.
4500 (altivec_overloaded_builtins): Remove extraneous
4501 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4502 function argument types RS6000_BTI_bool_V16QI and
4503 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4504 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4505 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4506 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4507 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4508 Power9 for implementations of vec_cmpne. Change the signature for
4509 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4510 (representing vec_all_ne) to remove the previously described first
4511 argument of type RS6000_BTI_INTSI, as this was an artifact of
4512 reliance on the AltiVec predicate framework, which is no longer
4513 used in the implementation of these functions. Add
4514 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4515 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4516 since, unlike the AltiVec predicate framework implementation, we
4517 do not share function descriptors between vec_alle and vec_anyeq.
4518 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4519 set of modes that receive special treatment even when
4520 TARGET_P9_VECTOR is true. The special treatment emits code that
4521 does not depend on Power9 instructions.
4522 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4523 define_expand to not rely on AltiVec predicate framework.
4524 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4526 (vector_ne_v2di_p): Change this define_expand to not rely on
4527 AltiVec predicate framework.
4528 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4530 (vector_ne_<mode>_p): Change this define_expand to not rely on
4531 AltiVec predicate framework.
4532 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4534 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4535 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4536 define_insn pattern.
4537 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4538 define_insn pattern because the xvcmpne<VSs>. instruction is not
4540 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4541 instruction is not supported.
4543 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4545 * config/nvptx/nvptx.c: Include intl.h.
4547 2017-03-01 Martin Jambor <mjambor@suse.cz>
4550 * ipa-prop.h (ipa_bits): Removed field known.
4551 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4552 to pointers. Adjusted their comments to warn about their sharing.
4553 (ipcp_transformation_summary): Change bits to a vector of pointers.
4554 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4555 (ipa_get_ipa_bits_for_value): Declare.
4556 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4557 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4558 (ipa_bits_hash_table): Likewise.
4559 (ipa_vr_ggc_hash_traits): Likewise.
4560 (ipa_vr_hash_table): Likewise.
4561 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4562 being pointers and vr_known being removed.
4563 (ipa_set_jf_unknown): Likewise.
4564 (ipa_get_ipa_bits_for_value): New function.
4565 (ipa_set_jfunc_bits): Likewise.
4566 (ipa_get_value_range): New overloaded functions.
4567 (ipa_set_jfunc_vr): Likewise.
4568 (ipa_compute_jump_functions_for_edge): Use the above functions to
4569 construct bits and vr parts of jump functions.
4570 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4571 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4573 (ipcp_grow_transformations_if_necessary): Also allocate
4574 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4576 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4577 them. Fix too long lines.
4578 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4579 vr_known being removed.
4580 (ipa_read_jump_function): Use new setter functions to construct bits
4581 and vr parts of jump functions or set them to NULL.
4582 (write_ipcp_transformation_info): Adjust for bits being pointers.
4583 (read_ipcp_transformation_info): Likewise.
4584 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4586 Include gt-ipa-prop.h.
4587 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4589 (ipcp_store_bits_results): Likewise.
4590 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4591 Do not write to existing jump functions but use a temporary instead.
4593 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4596 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4597 attempt to use its first operand as BIT_FIELD_REF base.
4599 2017-03-01 Richard Biener <rguenther@suse.de>
4602 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4603 interpolating formula in wrapping arithmetic.
4604 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4606 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4608 PR tree-optimization/79734
4609 * tree-vect-generic.c (expand_vector_condition): Optimize
4610 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4611 Handle VEC_COND_EXPR where comparison has different inner width from
4614 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4616 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4617 markup, and similar issues. Remove @opindex entries for things
4618 that aren't options. Add missing -mmpy-option entries.
4620 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4622 PR tree-optimization/79737
4623 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4624 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4625 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4626 instead of byte_size. Formatting fix.
4627 (shift_bytes_in_array_right): Formatting fix.
4629 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4632 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4633 condition on optimize for the leaf function test.
4635 2017-02-28 Martin Liska <mliska@suse.cz>
4638 * read-rtl-function.c (function_reader::handle_unknown_directive):
4639 Bail out when one uses -flto.
4641 2017-02-28 Martin Liska <mliska@suse.cz>
4643 * common.opt: Replace space with tabular for options of <number>
4645 * config/i386/i386.opt: Show <number> value for
4646 -mlarge-data-threshold.
4647 * opts.c (print_filtered_help): Do not display number in hexadecimal
4650 2017-02-28 Martin Liska <mliska@suse.cz>
4652 * common.opt: Fix --help=option -Q for options which are of
4655 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.c (print_reg): Error out for values
4658 of 8-bit size in invalid integer register.
4660 2017-02-28 Martin Sebor <msebor@redhat.com>
4662 PR tree-optimization/79691
4663 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4665 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4668 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4669 gcc_unreachable with output_operand_lossage.
4671 2017-02-28 Richard Biener <rguenther@suse.de>
4673 PR tree-optimization/79740
4674 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4676 (visit_nary_op): Insert the nary into the hashtable if we
4677 pattern-matched sth.
4678 * tree-ssa-pre.c (eliminate_insert): Robustify.
4680 2017-02-28 Richard Biener <rguenther@suse.de>
4683 * fold-const.c (decode_field_reference): Reject out-of-bound
4686 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4688 * config/i386/i386.c: Include intl.h.
4689 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4690 instead of just cond ? "..." : "...".
4691 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4692 * coverage.c (read_counts_file): Likewise.
4693 * omp-offload.c: Include intl.h.
4694 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4695 of just cond ? "..." : "...".
4696 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4697 of just cond ? "..." : "...".
4699 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4702 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4704 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4705 'tune for' CPU name.
4706 * config/arm/arm-cpu-data.h: Regenerated.
4708 2017-02-28 Richard Biener <rguenther@suse.de>
4710 PR tree-optimization/79732
4711 * tree-inline.c (expand_call_inline): Do not shadow var.
4713 2017-02-28 Richard Biener <rguenther@suse.de>
4715 PR tree-optimization/79723
4716 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4717 address-space properly.
4719 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4721 * doc/optinfo.texi (Optimization groups): Fix option used for
4723 * doc/invoke.texi (-fopt-info): Document "omp".
4724 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4725 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4726 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4727 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4728 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4730 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4732 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4733 OPTGROUP_OMP with "omp".
4735 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4738 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4739 for arithmetic shift of unsigned V2DI.
4741 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4743 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4744 arc/linux.h headers.
4745 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4746 (LINK_SPEC): Likewise.
4747 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4748 (EXTRA_SPECS): Likewise.
4749 (STARTFILE_SPEC): Likewise.
4750 (ENDFILE_SPEC): Likewise.
4751 (LIB_SPEC): Likewise.
4752 (TARGET_SDATA_DEFAULT): Likewise.
4753 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4754 (MULTILIB_DEFAULTS): Likewise.
4755 (DWARF2_UNWIND_INFO): Likewise.
4756 * config/arc/big.h: New file.
4757 * config/arc/elf.h: Likewise.
4758 * config/arc/linux.h: Likewise.
4759 * config/arc/t-uClibc: Remove.
4761 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4763 PR tree-optimization/77536
4764 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4765 (tree_transform_and_unroll_loop): Use above function to compute the
4766 estimated niter of unrolled loop and use it when scaling profile.
4767 Also use count info rather than frequency if it's non-zero.
4768 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4769 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4770 (vect_transform_loop): Call above function.
4772 2017-02-27 Richard Biener <rguenther@suse.de>
4774 PR tree-optimization/45397
4775 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4776 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4777 (visit_nary_op): Add pattern matching for CSEing sign-changed
4778 or truncated operations with wider ones.
4780 2017-02-27 Richard Biener <rguenther@suse.de>
4782 PR tree-optimization/79690
4783 * tree-vect-stmts.c (vectorizable_store): Use vector type
4784 built from the DR with address-space.
4786 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4788 * doc/invoke.texi (Optimize Options): Refine the description
4789 of asan-use-after-return.
4791 2017-02-25 Alan Modra <amodra@gmail.com>
4793 PR rtl-optimization/79584
4794 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4795 base, not ad->base_term, the reg within base. Remove assertion
4796 that ad->base == ad->base_term. Replace gen_int_mode using
4797 bogus mode with const0_rtx.
4799 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4802 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4803 FMA_EXPR like tcc_binary or tcc_unary.
4805 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4808 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4810 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4811 (output_loc_operands): Handle DW_OP_call_ref and
4812 DW_OP_GNU_variable_value.
4813 (struct variable_value_struct): New type.
4814 (struct variable_value_hasher): Likewise.
4815 (variable_value_hash): New variable.
4816 (string_types): Remove.
4817 (copy_loc_descr): New function.
4818 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4819 (prepend_loc_descr_to_each): New function.
4820 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4821 instead of add_loc_descr_to_each if the first argument is single
4822 location list and the second has multiple.
4823 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4824 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4825 when looking for variable value which doesn't have other location info.
4826 (loc_list_from_tree): Formatting fix.
4827 (gen_array_type_die): Simplify DW_AT_string_length handling.
4828 (adjust_string_types): Remove.
4829 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4830 string_types. Call resolve_variable_values.
4831 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4832 (resolve_addr_in_expr): Likewise. Add A argument.
4833 (copy_deref_exprloc): Remove deref argument. Adjust for the
4834 original expression being DW_OP_GNU_variable_value with optionally
4835 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4836 optionally after it.
4837 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4838 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4839 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4840 (variable_value_hasher::hash, variable_value_hasher::equal): New
4842 (resolve_variable_value_in_expr, resolve_variable_value,
4843 resolve_variable_values, note_variable_value_in_expr,
4844 note_variable_value): New functions.
4845 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4848 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4851 * opts.h (handle_generated_option): Add GENERATED_P argument.
4852 * opts-common.c (handle_option): Adjust function comment.
4853 (handle_generated_option): Add GENERATED_P argument, pass it to
4855 (control_warning_option): Pass false to handle_generated_option
4857 * opts.c (maybe_default_option): Pass true to handle_generated_option
4859 * optc-gen.awk: Likewise.
4861 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4863 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4864 a REG, look at the REG it is a SUBREG of.
4865 (splitter for cmpeqsi_t): Ditto.
4867 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4869 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4870 the special USEs with the pattern of the insn, not the insn itself.
4872 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4875 * doc/invoke.texi: Document -mload-store-pairs.
4877 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4878 Sandra Loosemore <sandra@codesourcery.com>
4880 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4881 argument isn't a CONST_INT.
4882 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4883 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4884 (nios2_validate_compare): Bypass alternate compare logic if *op2
4886 (ldstwm_operation_p): Return false if first_base is not a REG or
4887 if first_offset is not a CONST_INT.
4889 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4891 * config/cris/cris.md: Use correct operand in a define_peephole2.
4893 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4895 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4897 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4899 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4900 this_insn if it is an INSN or JUMP_INSN.
4901 (force_offsettable): Look at base, not at addr.
4902 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4903 on things that aren't necessarily CONST_INTs.
4905 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4907 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4908 -mfpmath=sse is the default also for x86-32 targets with SSE2
4909 instruction set when @option{-ffast-math} is enabled
4911 2017-02-24 Jeff Law <law@redhat.com>
4913 PR rtl-optimizatoin/79286
4914 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4917 2017-02-24 Richard Biener <rguenther@suse.de>
4919 PR tree-optimization/79389
4920 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4923 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4925 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4926 function comment to reflect reality.
4927 (loop_exits_before_overflow): Fix typo in function description.
4929 2017-02-24 Richard Biener <rguenther@suse.de>
4931 PR tree-optimization/79389
4932 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4933 properly that a threading opportunity exists. Detect conditional
4934 copy/constant propagation opportunities.
4936 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4938 * config/visium/visium.md (type): Add trap.
4939 (b): New mode attribute.
4940 (*btst): Rename into...
4941 (*btst<mode>): ...this and adjust.
4942 (*cbranchsi4_btst_insn): Rename into...
4943 (*cbranch<mode>4_btst_insn): ...this and adjust.
4944 (trap): New define_insn.
4946 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4948 PR tree-optimization/79389
4949 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4950 (noce_reversed_cond_code): New function.
4951 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4952 reversed_comparison_code. Formatting fix.
4953 (noce_try_store_flag): Test rev_cond != NULL in addition to
4954 reversed_comparison_code.
4955 (noce_try_store_flag_constants): Likewise.
4956 (noce_try_store_flag_mask): Likewise.
4957 (noce_try_addcc): Use rev_cond if non-NULL instead of
4958 reversed_comparison_code.
4959 (noce_try_cmove_arith): Likewise. Formatting fixes.
4960 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4961 (noce_find_if_block): Initialize rev_cond.
4962 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4963 instead of false as last argument never attempt to reverse it
4966 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4968 PR tree-optimization/79663
4969 * tree-predcom.c (combine_chains): Process refs in reverse order
4970 only for ZERO length chains, and add explaining comment.
4972 2017-02-23 Jeff Law <law@redhat.com>
4974 PR tree-optimization/79578
4975 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4976 in call to operand_equal_p.
4978 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4981 * config/i386/cpuid.h: Fix another undefined behavior.
4983 2017-02-23 Richard Biener <rguenther@suse.de>
4985 PR tree-optimization/79683
4986 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4987 vector types for data-refs.
4989 2017-02-23 Martin Liska <mliska@suse.cz>
4991 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4993 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4996 * internal-fn.c (get_range_pos_neg): Moved to ...
4997 * tree.c (get_range_pos_neg): ... here. No longer static.
4998 * tree.h (get_range_pos_neg): New prototype.
4999 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5000 are known to be in between 0 and signed maximum inclusive, try to
5001 expand both unsigned and signed divmod and use the cheaper one from
5004 2017-02-22 Jeff Law <law@redhat.com>
5006 PR tree-optimization/79578
5007 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5008 to compare base operands.
5010 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5013 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5014 gpc_reg_operand instead of fpr_reg_operand.
5016 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5018 * config/mips/mips.c (mips_return_in_memory): Force FP
5019 vector types to be returned in memory for o32 ABI.
5021 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5023 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5024 instead of DW_TAG_member for static data member declarations and don't
5025 set no_linkage_name for static inline data members.
5026 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5029 2017-02-22 Martin Liska <mliska@suse.cz>
5031 * doc/invoke.texi: Replace inequality signs with square brackets
5034 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5036 PR tree-optimization/68644
5037 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5039 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5042 * lra-constraints.c (simplify_operand_subreg): Handle
5043 WORD_REGISTER_OPERATIONS targets.
5045 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5048 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5049 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5050 elimination by swapping fld*.
5052 2017-02-22 Richard Biener <rguenther@suse.de>
5054 PR tree-optimization/79673
5055 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5056 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5057 irrelevant address-space qualifiers and avoiding a
5058 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5060 2017-02-22 Richard Biener <rguenther@suse.de>
5062 PR tree-optimization/79666
5063 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5064 to not symbolically negate if that may introduce undefined
5067 2017-02-22 Martin Liska <mliska@suse.cz>
5070 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5071 * data-streamer-out.c (streamer_write_gcov_count_stream):
5073 * value-prof.c (stream_out_histogram_value): Make assert more
5074 precise based on type of counter.
5076 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5080 Use nonimmediate_operand instead of memory_operand for operand 1.
5081 (float-extend standard_x87sse_constant_load splitter): Ditto.
5083 2017-02-21 Jeff Law <law@redhat.com>
5085 PR tree-optimization/79621
5086 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5087 blocks with edges to themselves.
5089 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5092 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5093 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5094 Use gimple_call_builtin_p.
5097 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5098 on temporarily removed DEBUG_INSNs.
5100 PR tree-optimization/79649
5101 * tree-loop-distribution.c (classify_partition): Give up on
5102 non-generic address space loads/stores.
5104 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5106 * doc/loop.texi (Loop manipulation): Remove nonexistent
5107 tree_ssa_loop_version from the documentation.
5108 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5110 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5113 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5114 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5115 * config/rs6000/rs6000.c: Include except.h.
5116 (rs6000_expand_split_stack_prologue): Call
5117 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5119 2017-02-21 Martin Jambor <mjambor@suse.cz>
5122 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5125 2017-02-21 Martin Jambor <mjambor@suse.cz>
5127 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5128 for backward compatibility only.
5129 * doc/invoke.texi (Option Summary): Remove all references to
5132 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5136 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5138 * lra-constraints.c (curr_insn_transform): Handle
5139 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5141 2017-02-21 Martin Liska <mliska@suse.cz>
5143 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5145 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5147 PR translation/79638
5148 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5150 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5153 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5154 (arm_function_ok_for_sibcall): Return false for an indirect call by
5155 descriptor if all the argument registers are used.
5156 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5157 alignment of the function.
5159 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5161 PR tree-optimization/61441
5162 * simplify-rtx.c (simplify_const_unary_operation): For
5163 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5164 the sNaN unmodified.
5166 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5168 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5169 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5170 instead of SYSTEM_HEADER_DIR.
5172 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5173 Martin Liška <mliska@suse.cz>
5175 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5176 Fix typos and grammar, use active voice, and clarify.
5178 2017-02-20 Marek Polacek <polacek@redhat.com>
5181 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5184 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5186 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5189 * config/i386/i386.c (ix86_expand_builtin): Handle
5190 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5191 ix86_builtins_isa[fcode].isa as a requirement of those
5192 flags and any other flag in the bitmask.
5193 (ix86_init_mmx_sse_builtins): Use 0 instead of
5194 ~OPTION_MASK_ISA_64BIT as mask.
5195 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5196 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5197 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5198 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5200 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5203 * lra-constraints.c (split_reg): Check requested split mode
5204 is supported by the register.
5206 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5208 * lra-constraints.c (simplify_operand_subreg): Remove early
5211 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5214 * lra-constraints.c (curr_insn_transform): Tighten condition
5215 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5217 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5220 * lra-constraints.c (curr_insn_transform): Handle
5221 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5223 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5226 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5230 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5233 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5236 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5238 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5241 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5243 * final.c (last_columnnum, override_columnnum): New variables.
5244 (final_start_function): Set last_columnnum, pass it to begin_prologue
5245 hook and pass 0 to dwarf2out_begin_prologue.
5246 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5247 to source_line debug hook.
5248 (notice_source_line): Compute last_columnnum and for debug_column_info
5249 return true on column changes.
5250 * debug.h (struct gcc_debug_hooks): Add column argument to
5251 source_line and begin_prologue hooks.
5252 (debug_nothing_int_charstar_int_bool): Remove prototype.
5253 (debug_nothing_int_int_charstar,
5254 debug_nothing_int_int_charstar_int_bool): New prototypes.
5255 (dwarf2out_begin_prologue): Add column argument.
5256 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5257 begin_prologue hooks.
5258 (debug_nothing_int_charstar_int_bool): Remove.
5259 (debug_nothing_int_int_charstar,
5260 debug_nothing_int_int_charstar_int_bool): New functions.
5261 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5262 through to dwarf2out_source_line.
5263 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5264 (dwarf2out_source_line): Add column argument, emit it if requested.
5265 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5267 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5268 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5269 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5270 through to dwarf2out_begin_prologue.
5271 (vmsdbgout_source_line): Add column argument, pass it through to
5272 dwarf2out_source_line.
5273 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5274 dbxout_source_line caller.
5275 (dbxout_source_line): Add column argument.
5277 * common.opt (gno-column-info, gcolumn-info): New options.
5278 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5279 (check_die): Also test for multiple DW_AT_decl_column attributes.
5280 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5281 DW_AT_decl_column if requested.
5282 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5284 (gen_variable_die): Likewise.
5285 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5286 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5289 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5290 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5291 (ix86_handle_option): Handle OPT_m3dnowa.
5292 * doc/invoke.texi (-m3dnowa): Document.
5293 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5294 -m3dnowa instead of -m3dnow -march=athlon.
5297 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5298 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5300 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5303 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5304 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5305 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5306 generator for vsx_xxpermdi_<mode>_be.
5307 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5308 force big-endian semantics.
5309 (vsx_xxpermdi_<mode>_be): New define_expand with same
5310 implementation as previous version of vsx_xxpermdi_<mode>.
5312 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5314 PR tree-optimization/79327
5315 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5316 variable, its initialization and use.
5318 2017-02-17 Julia Koval <julia.koval@intel.com>
5320 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5321 (OPTION_MASK_ISA_PKU_UNSET): New.
5322 (ix86_handle_option): Handle -mrdpid.
5323 * config/i386/cpuid.h (bit_RDPID): New.
5324 * config/i386/driver-i386.c (host_detect_local_cpu):
5325 Detect RDPID feature.
5326 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5327 * config/i386/i386-c.c (ix86_target_macros_internal):
5329 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5330 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5331 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5332 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5333 * config/i386/i386.md (define_insn "rdpid"): New.
5334 * config/i386/i386.opt Add -mrdpid.
5335 * config/i386/immintrin.h (_rdpid_u32): New.
5337 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5339 PR rtl-optimization/79541
5340 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5341 instead of transforming it into USE.
5343 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5345 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5346 If HONOR_SNANS (SFmode) force the input to a register.
5347 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5348 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5349 an frsp or similar insn.
5351 2017-02-17 Martin Liska <mliska@suse.cz>
5353 PR rtl-optimization/79577
5354 * params.def (selsched-max-sched-times): Increase minimum to 1.
5356 2017-02-17 Martin Liska <mliska@suse.cz>
5358 PR rtl-optimization/79574
5359 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5361 2017-02-17 Martin Liska <mliska@suse.cz>
5363 PR tree-optimization/79529
5364 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5365 ssa_defined_default_def_p to handle cases which are implicitly
5367 * tree-ssa.c (ssa_defined_default_def_p): New function.
5368 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5369 which are implicitly defined.
5370 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5372 2017-02-17 Richard Biener <rguenther@suse.de>
5375 * params.def (max-ssa-name-query-depth): Limit to 10.
5377 2017-02-17 Richard Biener <rguenther@suse.de>
5379 PR tree-optimization/79552
5380 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5383 2017-02-17 Richard Biener <rguenther@suse.de>
5386 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5388 2017-02-17 Marek Polacek <polacek@redhat.com>
5391 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5392 (fold_negate_expr): New wrapper.
5394 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5396 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5397 Correct terminology and de-emphasize pre-standard behavior.
5399 2017-02-16 Alan Modra <amodra@gmail.com>
5401 PR rtl-optimization/79286
5402 * ira.c (def_dominates_uses): New function.
5403 (update_equiv_regs): Don't create an equivalence for insns that
5404 may trap where the register def does not dominate the use.
5406 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5408 PR rtl-optimization/78127
5409 * lra.c (lra): Call lra_eliminate before finish the loop after
5412 2017-02-16 Richard Biener <rguenther@suse.de>
5414 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5416 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5417 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5418 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5419 (isl_val_int_from_wi): New function.
5420 (extract_affine_gmp): Rename to ...
5421 (extract_affine_wi): ... this, take a widest_int.
5422 (extract_affine_int): Just wrap extract_affine_wi.
5423 (add_param_constraints): Use isl_val_int_from_wi.
5424 (add_loop_constraints): Likewise, and extract_affine_wi.
5426 2017-02-15 Jeff Law <law@redhat.com>
5429 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5430 ira_init_register_move_cost_if_necessary.
5432 2017-02-15 Martin Sebor <msebor@redhat.com>
5435 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5436 removed in a prior commit.
5438 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5440 PR tree-optimization/79347
5441 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5442 counters during peeling.
5444 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5446 * Makefile.in (site.exp): Remove "set ISLVER".
5448 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5451 * real.c (real_from_integer): Call real_convert even for decimal.
5453 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5456 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5458 2017-02-14 Andrew Pinski <apinski@cavium.com>
5460 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5461 cores and change the partno/implementer to be correct.
5462 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5463 the 'B" as the implementer.
5464 * config/aarch64/aarch64-tune.md: Regenerate.
5466 2017-02-14 Carl Love <cel@us.ibm.com>
5468 * config/rs6000/rs6000.c: Add case statement entry to make the
5469 xvcvuxdsp built-in argument unsigned.
5470 * config/rs6000/vsx.md: Fix the source and return operand types so they
5471 match the instruction definitions from the ISA document. Fix typo
5472 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5475 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5478 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5479 member early_clobber_alts.
5480 * lra-lives.c (reg_early_clobber_p): New.
5481 (process_bb_lives): Use it.
5482 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5483 (debug_operand_data): Initialize early_clobber_alts.
5484 (setup_operand_alternative): Set up early_clobber_alts.
5485 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5486 alternatives to new_insn_reg.
5487 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5489 (lra_update_insn_regno_info): Pass the new arg.
5491 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5494 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5495 (new_oacc_loop_raw): Don't clear already cleared fields.
5498 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5499 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5500 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5502 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5505 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5507 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5510 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5511 the extra instruction to the right place to store 128-bit constant
5514 2017-02-14 Martin Sebor <msebor@redhat.com>
5517 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5518 warning for strings of unknown length.
5520 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5522 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5524 2017-02-14 Jeff Law <law@redhat.com>
5527 * ira-costs.c (scan_one_insn): Initialize register move costs
5528 for pseudos seen in USE/CLOBBER insns.
5530 PR tree-optimization/79095
5531 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5532 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5533 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5534 if the operands are known to be not equal, then the resulting range
5536 (intersect_ranges): If the new range is ~[0,0] and the old range is
5537 wide, then prefer ~[0,0].
5538 * tree-vrp.c (overflow_comparison_p_1): New function.
5539 (overflow_comparison_p): New function.
5540 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5541 if NAME is used in an overflow test.
5542 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5543 overflow check that can be expressed as an equality test, then adjust
5544 ops to be that equality test.
5546 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5548 * config/s390/s390-builtin-types.def: Remove flags argument.
5549 * config/s390/s390.c (s390_init_builtins): Likewise.
5551 2017-02-14 Martin Liska <mliska@suse.cz>
5553 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5554 vector. Fix trailing white spaces.
5556 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5558 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5561 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5563 PR rtl-optimization/68664
5564 * config/arm/arm.c (arm_sched_can_speculate_insn):
5565 New function. Declare prototype.
5566 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5568 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5570 PR rtl-optimization/68664
5571 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5573 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5575 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5577 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5578 max skip bytes for function, loop and jump.
5580 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5582 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5583 ABS_EXPR for gimple dump.
5585 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5588 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5590 PR tree-optimization/79408
5591 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5592 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5593 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5594 also if rhs1 is INTEGER_CST.
5596 2017-02-14 Richard Biener <rguenther@suse.de>
5599 * tree-into-ssa.c (insert_phi_nodes): When the function can
5600 have abnormal edges rewrite SSA names with broken use-def
5601 dominance out of SSA and register them for PHI insertion.
5603 2017-02-13 Martin Sebor <msebor@redhat.com>
5606 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5607 clearing info.nowrite flag when snprintf size argument is a range.
5609 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5611 * cprop.c (cprop_jump): Add missing space in string literal.
5612 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5613 (get_constraint_for_component_ref): Likewise.
5614 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5615 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5616 * lra-constraints.c (process_alt_operands): Likewise.
5617 * ipa-inline.c (inline_small_functions): Likewise.
5618 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5619 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5620 * trans-mem.c (diagnose_tm_1_op): Likewise.
5621 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5622 (grid_parallel_clauses_gridifiable): Likewise.
5624 * config/nvptx/mkoffload.c (process): Add space in between
5627 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5628 "MOD4_SSE_REGS" and "ALL_REGS".
5630 * spellcheck.c (test_data): Add , in between "foo" and "food".
5632 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5635 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5636 boundary crossing check and subsequent code generation agree.
5638 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5640 * config/aarch64/aarch64.c (has_memory_op): Delete.
5641 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5644 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5646 PR rtl-optimization/79388
5647 PR rtl-optimization/79450
5648 * combine.c (distribute_notes): When removing TEM_INSN for which
5649 corresponding dest has last value recorded, invalidate that last
5652 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5654 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5655 of explicit '@'. Add missing assembly comment marker on branch costs
5658 2017-02-13 Nathan Sidwell <nathan@acm.org>
5660 * gengtype-lex.l (<in_struct>): Add '/'.
5662 2017-02-13 Martin Liska <mliska@suse.cz>
5665 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5667 2017-02-13 Richard Biener <rguenther@suse.de>
5669 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5671 * configure: Re-generate.
5672 * config.in: Likewise.
5673 * graphite-dependences.c: Simplify as if
5674 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5675 * graphite-isl-ast-to-gimple.c: Likewise.
5676 * graphite-optimize-isl.c: Likewise.
5677 * graphite-poly.c: Likewise.
5678 * graphite-sese-to-poly.c: Likewise.
5679 * graphite.h: Likewise.
5680 * toplev.c: Include isl/version.h and use isl_version () for
5681 printing the ISL version.
5682 * doc/install.texi: Update ISL requirement.
5684 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5686 * doc/standards.texi (Standards): Update reference to
5689 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5691 * doc/extend.texi (Named Address Spaces): sourceware.org now
5693 * doc/install.texi (Binaries): Ditto.
5696 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5698 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5699 standard terminology "stringize"/"stringizing" throughout.
5700 * doc/cppinternals.texi: Likewise.
5702 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5704 * doc/extend.texi: Fix some spelling mistakes and typos.
5705 * doc/invoke.texi: Likewise.
5707 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5710 * params.def (inline-min-speedup) Change from 10 to 8.
5712 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5714 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5717 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5720 * ipa-inline-analysis.c (get_minimal_bb): New function.
5721 (record_modified): Use it.
5722 (remap_edge_change_prob): Handle also ancestor functions.
5724 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5726 * doc/contrib.texi (Contributors): Remove broken link into
5727 the Mauve CVS repository.
5729 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5732 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5733 result computation whenever lhs doesn't have vector mode, not
5734 just when it has BLKmode.
5736 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5738 * doc/makefile.texi (profiledbootstrap): Refer to the
5739 installation instructions only in textual form.
5741 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5744 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5746 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5748 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5749 (Specific): Update mingw-w64 reference.
5751 (Specific): Remove broken link to Renesas RX processor.
5753 2017-02-10 Richard Biener <rguenther@suse.de>
5755 * toplev.c (process_options): Do not mention obsolete graphite
5756 options when printing sorry message about missing graphite support.
5757 Mention -floop-nest-optimize.
5759 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5761 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5762 (vtst_p16): Likewise.
5763 (vtstq_p8): Likewise.
5764 (vtstq_p16): Likewise.
5766 (vtstq_p64): Likewise.
5767 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5768 (vset_lane_p64): New.
5769 (vsetq_lane_p64): New.
5771 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5773 PR tree-optimization/79411
5774 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5775 stmt operands are SSA_NAMEs used in abnormal phis.
5776 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5779 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5782 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5785 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5787 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5789 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5791 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5795 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5796 not arbitrary TREE_CONSTANT.
5799 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5800 "omp declare target link" attribute unless is_global_var.
5801 * omp-offload.c (find_link_var_op): Likewise.
5803 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5804 Chung-Lin Tang <cltang@codesourcery.com>
5806 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5808 (gimplify_adjust_omp_clauses): Don't delete TILE.
5809 (gimplify_omp_for): Deal with TILE.
5810 * internal-fn.c (expand_GOACC_TILE): New function.
5811 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5813 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5814 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5816 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5817 avoid DIV for outermost collapse var.
5818 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5819 Remove out of date comments, fix whitespace.
5820 * omp-general.c (omp_extract_for_data): Deal with tiling.
5821 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5822 adjust OLF_DIM_BASE value.
5823 (struct omp_for_data): Add tiling field.
5824 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5825 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5826 for auto loops. Remove default auto determining, moved to
5827 oacc_loop_fixed_partitions.
5828 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5829 stmts, add e_mask field.
5830 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5831 (oacc_thread_numbers): Use oacc_dim_call.
5832 (oacc_xform_tile): New.
5833 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5834 (finish_oacc_loop): Adjust for ifns vector.
5835 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5836 add case for GOACC_TILE fns.
5837 (oacc_loop_xform_loop): Delete.
5838 (oacc_loop_process): Iterate over call list directly, and add
5839 handling for GOACC_TILE fns.
5840 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5842 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5843 vector partitioning to outer loops. Assign 2 partitions to loops
5844 when available. Add TILE handling.
5845 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5846 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5847 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5848 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5849 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5851 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5853 * configure.ac (ACX_BUGURL): Update.
5854 * configure: Regenerate.
5856 2017-02-09 Richard Biener <rguenther@suse.de>
5858 PR tree-optimization/69823
5859 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5860 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5862 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5864 * config/arc/arc-c.def: Add __NPS400__ definition.
5865 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5866 (TARGET_NPS400): Define.
5868 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5870 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5872 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5874 (arc_cpu_types): Fill the arch_info field with a pointer into the
5875 arc_arch_types table.
5876 (arc_selected_cpu): Declare.
5877 * config/arc/arc.c (arc_selected_cpu): Make global.
5878 (arc_selected_arch): Delete.
5879 (arc_base_cpu): Delete.
5880 (arc_override_options): Remove references to deleted variables,
5881 update access to arch information.
5882 (ARC_OPT): Update access to arch information.
5883 (ARC_OPTX): Likewise.
5884 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5885 (TARGET_ARC600): Update access to arch information.
5886 (TARGET_ARC601): Likewise.
5887 (TARGET_ARC700): Likewise.
5888 (TARGET_EM): Likewise.
5889 (TARGET_HS): Likewise.
5890 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5893 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5896 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5897 condition/operands for integer GE/LE/GEU/LEU operations.
5899 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5901 PR translation/79397
5902 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5905 2017-02-08 Martin Jambor <mjambor@suse.cz>
5908 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5909 whether allocation happened.
5910 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5911 nothing was allocated.
5913 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5915 PR tree-optimization/79408
5916 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5917 constant, but SSA_NAME with a known integer range, use the minimum
5918 of that range instead of op1 to determine if modulo can be replaced
5919 with its first operand.
5921 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5923 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5925 2017-02-08 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/71824
5928 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5929 Check all loops contained in the merged region.
5931 2017-02-07 Andrew Pinski <apinski@cavium.com>
5933 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5935 2017-02-07 Andrew Pinski <apinski@cavium.com>
5937 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5938 (thunderxt88): Likewise.
5939 (thunderxt81): Disable LSE and change v8.1 to v8.
5940 (thunderxt83): Likewise.
5942 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5943 Richard Biener <rguenther@suse.de>
5946 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5947 type from int to size_t.
5948 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5950 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5952 PR rtl-optimization/79386
5953 * cprop.c (bypass_conditional_jumps): Initialize
5954 bypass_last_basic_block already before splitting bbs after
5955 unconditional traps...
5956 (bypass_conditional_jumps): ... rather than here.
5959 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5960 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5961 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5962 fix -masm=intel patterns.
5964 2017-02-07 Richard Biener <rguenther@suse.de>
5966 PR tree-optimization/79256
5968 * builtins.c (get_object_alignment_2): Use min_align_of_type
5969 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5970 and ADJUST_FIELD_ALIGN.
5972 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5974 * doc/tm.texi: Regenerate.
5975 * stor-layout.c (layout_decl): Adjust.
5976 (update_alignment_for_field): Likewise.
5977 (place_field): Likewise.
5978 (min_align_of_type): Likewise.
5979 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5980 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5981 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5982 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5983 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5984 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5985 * config/i386/i386.c (x86_field_alignment): Likewise.
5986 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5987 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5988 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5989 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5990 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5991 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5995 2017-01-30 Richard Biener <rguenther@suse.de>
5997 PR tree-optimization/79256
5998 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5999 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6002 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6004 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6005 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6006 builtins to SImode and emit a zero-extend, if necessary.
6008 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6010 * docs/invoke.texi (RISC-V Options): Alphabetize.
6012 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6014 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6017 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6019 * config/riscv/riscv.c: New file.
6020 * gcc/common/config/riscv/riscv-common.c: Likewise.
6021 * config.gcc: Likewise.
6022 * config/riscv/constraints.md: Likewise.
6023 * config/riscv/elf.h: Likewise.
6024 * config/riscv/generic.md: Likewise.
6025 * config/riscv/linux.h: Likewise.
6026 * config/riscv/multilib-generator: Likewise.
6027 * config/riscv/peephole.md: Likewise.
6028 * config/riscv/pic.md: Likewise.
6029 * config/riscv/predicates.md: Likewise.
6030 * config/riscv/riscv-builtins.c: Likewise.
6031 * config/riscv/riscv-c.c: Likewise.
6032 * config/riscv/riscv-ftypes.def: Likewise.
6033 * config/riscv/riscv-modes.def: Likewise.
6034 * config/riscv/riscv-opts.h: Likewise.
6035 * config/riscv/riscv-protos.h: Likewise.
6036 * config/riscv/riscv.h: Likewise.
6037 * config/riscv/riscv.md: Likewise.
6038 * config/riscv/riscv.opt: Likewise.
6039 * config/riscv/sync.md: Likewise.
6040 * config/riscv/t-elf-multilib: Likewise.
6041 * config/riscv/t-linux: Likewise.
6042 * config/riscv/t-linux-multilib: Likewise.
6043 * config/riscv/t-riscv: Likewise.
6044 * configure.ac: Likewise.
6045 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6046 Waterman as RISC-V maintainers.
6047 * doc/install.texi: Add RISC-V entries.
6048 * doc/invoke.texi: Add RISC-V options section.
6049 * doc/md.texi: Add RISC-V constraints section.
6050 * configure: Regenerated.
6052 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6055 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6056 false values to be constant vectors with all 0 or all 1 bits set.
6057 (vcondu<mode><mode>): Likewise.
6058 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6060 (fpmask_comparison_operator): Update comment.
6061 (vecint_comparison_operator): New predicate.
6062 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6063 vector conditionals when the true and false values are constant
6064 vectors with all 0 bits or all 1 bits set.
6066 2017-02-06 Martin Sebor <msebor@redhat.com>
6068 PR tree-optimization/79376
6069 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6071 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6073 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6074 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6075 to simplify split condition.
6077 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6079 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6080 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6083 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6085 PR rtl-optimization/68664
6086 * target.def (can_speculate_insn): New hook.
6087 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6088 * doc/tm.texi: Regenerate.
6089 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6090 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6091 (rs6000_sched_can_speculate_insn): New function.
6093 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6095 PR tree-optimization/79284
6096 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6097 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6098 vectorizable_mask_load_store, vectorizable_operation,
6099 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6100 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6101 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6102 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6103 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6104 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6105 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6106 is_gimple_assign (stmt). Replace another such test with
6107 is_gimple_assign (stmt).
6109 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6112 * config/avr/avr.c (rtl-iter.h): Include it.
6113 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6114 (avr_legitimate_combined_insn): ...and implementation.
6116 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6118 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6119 * config/s390/s390.c (s390_const_operand_ok)
6120 (s390_canonicalize_comparison, s390_extract_part)
6121 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6122 (s390_contiguous_bitmask_p, s390_rtx_costs)
6123 (legitimize_pic_address): Likewise.
6124 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6125 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6126 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6127 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6128 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6130 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6132 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6133 REGNO($0) == REGNO($1).
6135 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6137 * config/s390/linux.h(SIZE_TYPE): Add comment.
6139 2017-02-06 Julian Brown <julian@codesourcery.com>
6140 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6141 Virendra Pathak <virendra.pathak@broadcom.com>
6143 * config/aarch64/aarch64-cores.def: Change the scheduler
6145 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6146 * config/aarch64/thunderx2t99.md: New file.
6148 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6150 * doc/standards.texi (Go Language): Update link to language
6153 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6155 * tree-eh.c (lower_resx): Sanitize profile.
6156 (cleanup_empty_eh_move_lp): Likewise.
6158 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6161 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6163 * cfgloopmanip.h (loop_version): Update prototype.
6164 * modulo-sched.c (sms_schedule): Update call of loop_version.
6165 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6166 * tree-parloops.c (gen_parallel_loop): Likewise.
6167 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6168 * tree-ssa-loop-split.c (split_loop): Likewise.
6169 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6170 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6172 2017-02-05 Martin Liska <mliska@suse.cz>
6175 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6177 (print_operand_address): Initialize a struct to zero.
6179 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6181 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6182 garbage collector only in textual form.
6184 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6186 * doc/extend.texi (x86 specific memory model extensions for
6187 transactional memory): Simplify a phrase.
6189 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6192 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6193 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6194 (atomic_storedi_1): Likewise.
6196 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6198 PR tree-optimization/79338
6199 * tree-parloops.c (gather_scalar_reductions): Don't call
6200 vect_analyze_loop_form for loop->inner before destroying loop's
6203 2017-02-03 Martin Sebor <msebor@redhat.com>
6205 PR tree-optimization/79327
6206 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6207 when precision has resulted in leading zeros.
6208 (format_integer): Adjust the likely counter to assume an unknown
6209 argument that may be zero is non-zero.
6211 2017-02-03 Jason Merrill <jason@redhat.com>
6214 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6215 avoid copying non-taken branch.
6217 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6219 PR tree-optimization/79340
6220 * tree-vect-loop.c (vectorizable_reduction): Release
6221 vec_defs elements after safe_splicing them into other vectors.
6224 PR tree-optimization/79327
6225 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6226 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6228 (format_integer): Use wide_int_to_tree instead of build_int_cst
6229 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6230 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6231 of shortest and longest sequence.
6233 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6235 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6236 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6238 2017-02-03 Walter Lee <walt@tilera.com>
6241 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6242 after initial stackframe link reg save.
6243 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6245 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6248 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6249 wu for stxssp alternative.
6251 2017-02-03 Martin Sebor <msebor@redhat.com>
6253 PR tree-optimization/79352
6254 * gimple-fold.c (get_range_strlen): Add argument.
6255 (get_range_strlen): Change return type to bool.
6256 (get_maxval_strlen): Pass in a dummy argument.
6257 * gimple-fold.h (get_range_strlen): Change return type to bool.
6258 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6259 * tree.h (array_at_struct_end_p): Add argument.
6260 * tree.c (array_at_struct_end_p): Handle it.
6262 2017-02-03 Martin Liska <mliska@suse.cz>
6265 * multiple_target.c (create_dispatcher_calls): Redirect edge
6266 from a caller of a dispatcher.
6267 (expand_target_clones): Make the clones local.
6268 (ipa_target_clone): Do both target clones and resolvers.
6269 (ipa_dispatcher_calls): Remove the pass.
6270 (pass_dispatcher_calls::gate): Likewise.
6271 (make_pass_dispatcher_calls): Likewise.
6272 * passes.def (pass_target_clone): Put as very first IPA early
6275 2017-02-03 Martin Liska <mliska@suse.cz>
6277 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6278 in case of a function with ifunc attribute.
6280 2017-02-03 Martin Liska <mliska@suse.cz>
6282 * cgraph.c (cgraph_node::dump): Dump function version info.
6283 * symtab.c (symtab_node::dump_base): Add missing new line.
6285 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6287 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6288 (ifcombine_ifandif): Use it.
6290 2017-02-03 Martin Liska <mliska@suse.cz>
6292 * doc/invoke.texi: Document default value for
6293 use-after-scope-direct-emission-threshold.
6295 2017-02-03 Martin Liska <mliska@suse.cz>
6297 PR tree-optimization/79339
6298 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6299 (format_floating): Likewise.
6301 2017-02-03 Martin Liska <mliska@suse.cz>
6304 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6306 (ipa_node_params_t::remove): Likewise.
6307 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6308 initialization from removed ipa_node_params_t::insert.
6309 (ipa_node_params::~ipa_node_params): Move from removed
6310 ipa_node_params_t::release.
6311 * symbol-summary.h (symbol_summary::m_released): New member.
6312 Do not release a summary twice. Do not allow to call finalizer
6313 for types of a summary that live in GGC memory.
6315 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6317 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6320 2017-02-02 Martin Sebor <msebor@redhat.com>
6323 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6324 (format_string): Tighten up the range of output for non-constant
6325 strings and correct the expected range for wide non-constant strings.
6327 2017-02-02 Martin Sebor <msebor@redhat.com>
6329 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6332 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6334 (-fdump-tree-@var): Add to index and document how to come up
6335 with pass-specific option and dump file names.
6336 (-fdump-passes): Clarify where to look for output.
6338 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6341 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6342 statistics of the analyzed path; allow threading for speed when
6343 any of BBs along the path are optimized for speed.
6345 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6348 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6349 settings of the virtual registers.
6352 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6354 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6355 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6358 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6360 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6361 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6363 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6365 * config/s390/s390.md: Add missing comments with the expanded
6367 * config/s390/vector.md: Likewise.
6368 * config/s390/vx-builtins.md: Likewise.
6370 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6373 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6374 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6375 conditions on a single line.
6377 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6379 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6380 __S390_VX__ to __VX__.
6382 2017-02-01 Andrew Pinski <apinski@cavium.com>
6384 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6385 stmt_info to record_stmt_cost.
6386 (vect_get_known_peeling_cost): Pass stmt_info if known to
6388 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6389 cpu_vector_cost field into
6390 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6391 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6392 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6393 splitting of scalar_stmt_cost and vec_stmt_cost.
6394 (thunderx_vector_cost): Likewise.
6395 (cortexa57_vector_cost): LIkewise.
6396 (exynosm1_vector_cost): Likewise.
6397 (xgene1_vector_cost): Likewise.
6398 (thunderx2t99_vector_cost): Improve after the splitting of the two
6400 (aarch64_builtin_vectorization_cost): Update for the splitting of
6401 scalar_stmt_cost and vec_stmt_cost.
6403 2017-02-01 Torvald Riegel <triegel@redhat.com>
6404 Richard Henderson <rth@redhat.com>
6406 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6407 conditional on existance of a fast atomic load.
6408 * optabs-query.c (can_atomic_load_p): New function.
6409 * optabs-query.h (can_atomic_load_p): Declare it.
6410 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6411 no fast atomic load is available for the particular size of access.
6412 (expand_atomic_compare_and_swap): Likewise.
6413 (expand_atomic_load): Likewise.
6414 (expand_atomic_store): Likewise.
6415 (expand_atomic_fetch_op): Likewise.
6416 * testsuite/lib/target-supports.exp
6417 (check_effective_target_sync_int_128): Remove x86 because it provides
6418 no fast atomic load.
6419 (check_effective_target_sync_int_128_runtime): Likewise.
6421 2017-02-01 Richard Biener <rguenther@suse.de>
6423 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6424 (graphite_transform_loops): Provide opt-info for optimized nests.
6425 * tree-parloop.c (parallelize_loops): Provide opt-info for
6428 2017-02-01 Richard Biener <rguenther@suse.de>
6431 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6434 2017-02-01 Richard Biener <rguenther@suse.de>
6436 PR tree-optimization/71824
6437 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6438 Verify the loops are valid in the merged SESE region.
6439 (scop_detection::can_represent_loop_1): Check analyzing the
6440 evolution of the number of iterations in the region succeeds.
6442 2017-01-31 Ian Lance Taylor <iant@golang.org>
6444 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6445 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6447 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6449 PR preprocessor/79210
6450 * input.c (get_substring_ranges_for_loc): Replace line_width
6451 assertion with error-handling.
6453 2017-01-31 Richard Biener <rguenther@suse.de>
6455 PR tree-optimization/77318
6456 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6457 (create_pw_aff_from_tree): Take loop parameter.
6458 (add_condition_to_pbb): Pass loop of the condition to
6459 create_pw_aff_from_tree.
6461 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6463 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6464 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6466 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6470 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6472 (convert_int_to_float128): Likewise.
6473 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6474 (convert_int_to_float128): Likewise.
6475 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6476 (UNSPEC_IEEE128_CONVERT): Likewise.
6477 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6478 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6479 Use local variables for IBM extended format.
6480 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6481 (fix_trunc<mode>si2_fprs): Likewise.
6482 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6483 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6484 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6485 to know that we can now have integers of all sizes in vector
6487 (fix<uns>_<mode>di2_hw): Likewise.
6488 (float<uns>_<mode>si2_hw): Likewise.
6489 (fix_<mode>si2_hw): Likewise.
6490 (fixuns_<mode>si2_hw): Likewise.
6491 (float<uns>_<mode>di2_hw): Likewise.
6492 (float_<mode>di2_hw): Likewise.
6493 (float_<mode>si2_hw): Likewise.
6494 (floatuns_<mode>di2_hw): Likewise.
6495 (floatuns_<mode>si2_hw): Likewise.
6496 (xscvqp<su>wz_<mode>): Delete, no longer used.
6497 (xscvqp<su>dz_<mode>): Likewise.
6498 (xscv<su>dqp_<mode>): Likewise.
6499 (ieee128_mfvsrd_64bit): Likewise.
6500 (ieee128_mfvsrd_32bit): Likewise.
6501 (ieee128_mfvsrwz): Likewise.
6502 (ieee128_mtvsrw): Likewise.
6503 (ieee128_mtvsrd_64bit): Likewise.
6504 (ieee128_mtvsrd_32bit): Likewise.
6506 2017-01-31 Martin Liska <mliska@suse.cz>
6509 * ipa-prop.c (ipa_free_all_node_params): Call release method
6510 instead of ~sumbol_summary to not to trigger double times
6513 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6515 PR tree-optimization/71691
6516 * bitmap.h (class auto_bitmap): New.
6517 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6518 is_maybe_undefined instead of ssa_undefined_value_p.
6520 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6522 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6523 __S390_ARCH_LEVEL__ to __ARCH__.
6525 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6527 PR tree-optimization/79267
6528 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6529 if should_remove_lhs_p is true.
6531 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6534 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6535 (add_alignment_attribute): New.
6536 (base_type_die): Add alignment attribute.
6537 (subrange_type_die): Likewise.
6538 (modified_type_die): Likewise.
6539 (gen_array_type_die): Likewise.
6540 (gen_descr_array_type_die: Likewise.
6541 (gen_enumeration_type_die): Likewise.
6542 (gen_subprogram_die): Likewise.
6543 (gen_variable_die): Likewise.
6544 (gen_field_die): Likewise.
6545 (gen_ptr_to_mbr_type_die): Likewise.
6546 (gen_struct_or_union_type_die): Likewise.
6547 (gen_subroutine_type_die): Likewise.
6548 (gen_typedef_die): Likewise.
6549 (base_type_cmp): Compare alignment attribute.
6551 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6554 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6555 (setb_unsigned) New pattern for setb with CCUNS.
6556 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6557 subfc./subfe sequence to avoid overflow problems. Generate a
6558 shorter sequence with cmpld/setb for power9.
6559 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6560 for generating subfc. instruction.
6561 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6562 now uses this instruction.
6564 2017-01-30 Ian Lance Taylor <iant@google.com>
6567 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6568 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6570 2017-01-30 Martin Sebor <msebor@redhat.com>
6572 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6573 Move constant to the right of a relational operator.
6574 (get_mpfr_format_length, format_character, format_string): Ditto.
6575 (should_warn_p, maybe_warn): Same.
6577 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6579 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6582 * asan.c (get_translation_unit_decl): Remove function.
6583 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6585 2017-01-30 Martin Liska <mliska@suse.cz>
6587 PR gcov-profile/79259
6588 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6591 2017-01-30 Martin Liska <mliska@suse.cz>
6594 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6595 Initialize variables with NULL value.
6597 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6600 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6602 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6604 2017-01-30 Richard Biener <rguenther@suse.de>
6606 PR tree-optimization/79276
6607 * tree-vrp.c (process_assert_insertions): Properly adjust common
6608 when removing a duplicate.
6610 * gcc.dg/torture/pr79276.c: New testcase.
6612 2017-01-30 Richard Biener <rguenther@suse.de>
6614 PR tree-optimization/79256
6615 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6616 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6618 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6620 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6623 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6624 ("*r<noxa>sbg_<mode>_sll_bitmask")
6625 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6626 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6627 Use contiguous_bitmask_nowrap_operand.
6629 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6632 * config/rs6000/altivec.h (vec_xl): Revise #define.
6633 (vec_xst): Likewise.
6635 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6639 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6641 PR rtl-optimization/79194
6642 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6643 traps before call to bypass_conditional_jumps.
6645 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6647 PR tree-optimization/71374
6648 * lra-constraints.c (check_conflict_input_operands): New.
6649 (match_reload): Use it.
6651 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6654 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6655 account to calculate conflict_set.
6657 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6659 PR rtl-optimization/78559
6660 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6661 other_insn in combine.
6663 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6665 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6666 uint16_type_node for BT_UINT16.
6668 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6670 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6671 "RTL Tests" to menu.
6672 (GIMPLE Tests): New node.
6673 (RTL Tests): New node.
6675 2017-01-27 Richard Biener <rguenther@suse.de>
6677 PR tree-optimization/79245
6678 * tree-loop-distribution.c (distribute_loop): Apply cost
6679 modeling also to detected patterns.
6681 2017-01-27 Richard Biener <rguenther@suse.de>
6683 PR tree-optimization/71433
6684 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6685 (compare_assert_loc): New function.
6686 (process_assert_insertions): Sort and optimize assert locations
6687 to remove duplicates and push down identical assertions on
6688 edges to their destination block.
6690 2017-01-27 Richard Biener <rguenther@suse.de>
6692 PR tree-optimization/79244
6693 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6694 out SSA names even if abnormal.
6696 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6698 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6699 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6700 instead of MPFR_RNDN.
6702 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6705 * arm.c (arm_option_override): Don't call build_target_option_node
6706 until after doing all option overrides.
6707 (arm_valid_target_attribute_tree): Likewise.
6709 2017-01-27 Martin Liska <mliska@suse.cz>
6711 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6712 for {cd}tors and C++ {cd}tors.
6714 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6716 * config/s390/s390.md ("*setmem_long_and")
6717 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6719 2017-01-26 Martin Sebor <msebor@redhat.com>
6721 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6724 2017-01-26 Martin Sebor <msebor@redhat.com>
6726 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6727 HAVE_DFmode before using XFmode or DFmode.
6728 (parse_directive): Avoid using the z length modifier to avoid
6729 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6732 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6733 to accept adjustment as an array.
6734 (get_int_range): New function.
6735 (struct directive): Make width and prec arrays.
6736 (directive::set_width, directive::set_precision): Call get_int_range.
6737 (format_integer, format_floating): Handle width and precision ranges.
6738 (format_string, parse_directive): Same.
6740 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6743 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6744 comdat_type_p set, just clone them, but keep the children in the
6748 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6749 which have direct callers with -fvar-tracking-assignments enabled
6751 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6752 inside of type units.
6754 2017-01-26 Martin Sebor <msebor@redhat.com>
6757 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6759 (struct format_result): Replace number_chars, number_chars_min,
6760 and number_chars_max with a single member of struct result_range.
6762 (format_result::operator+=): Adjust.
6763 (struct fmtresult): Remove bounded. Handle likely and unlikely
6765 (fmtresult::adjust_for_width_or_precision): New function.
6766 (fmtresult:type_max_digits): New function.
6767 (bytes_remaining): Handle likely and unlikely counters.
6768 (min_bytes_remaining): Remove.
6769 (format_percent): Simplify.
6770 (format_integer, format_floating): Set likely and unlikely counters.
6771 (get_string_length, format_character, format_string): Same.
6772 (format_plain, should_warn_p): New function.
6773 (maybe_warn): Call should_warn_p. Update diagnostic messages
6774 and handle those for all directives, including plain strings.
6775 (format_directive): Handle likely and unlikely counters.
6776 Remove unnecessary quoting from diagnostics. Add an informational
6778 (add_bytes): Remove.
6779 (pass_sprintf_length::compute_format_length): Simplify.
6780 (try_substitute_return_value): Handle likely and unlikely counters.
6782 2017-01-26 Carl Love <cel@us.ibm.com>
6784 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6785 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6787 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6790 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6791 endianess for subregs into account.
6792 * lra-constraints.c (lra_constraints): Do risky transformations
6793 always on the first iteration.
6794 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6795 last_call_used_reg_set.
6796 (process_bb_lives): Define and use last_call_used_reg_set.
6797 * lra.c (lra): Always continue after lra_constraints on the first
6800 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6802 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6804 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6806 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6808 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6809 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6810 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6811 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6812 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6813 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6814 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6815 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6816 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6818 2017-01-26 Marek Polacek <polacek@redhat.com>
6821 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6822 for the third operand.
6824 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6827 * omp-low.c (struct omp_context): Add simt_stmt field.
6828 (scan_omp_for): Return omp_context *.
6829 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6830 context to the _simt_ SIMD stmt.
6831 (lower_omp_for): For combined SIMD with sibling _simt_
6832 SIMD, make sure to use the same decls in _looptemp_
6833 clauses as in the sibling.
6835 2017-01-26 David Sherwood <david.sherwood@arm.com>
6838 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6841 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6844 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6845 emit fld b; fld a; if possible.
6847 * brig-builtins.def: Update copyright years.
6848 * config/arm/arm_acle_builtins.def: Update copyright years.
6850 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6853 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6854 constraint instead of o for the stxsd instruction.
6856 2017-01-25 Carl Love <cel@us.ibm.com>
6858 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6859 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6861 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6863 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6865 2017-01-25 Richard Biener <rguenther@suse.de>
6867 PR tree-optimization/69264
6868 * target.def (vector_alignment_reachable): Improve documentation.
6869 * doc/tm.texi: Regenerate.
6870 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6872 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6873 earlier changes with respect to TYPE_USER_ALIGN.
6874 (vector_alignment_reachable_p): Likewise. Improve dumping.
6876 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6879 * config/arm/arm.md (xordi3): Force constant operand into a register
6882 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6884 * doc/invoke.texi (-fstore-merging): Correct default optimization
6885 levels at which it is enabled.
6886 (-O): Move -fstore-merging from list to...
6889 2017-01-25 Richard Biener <rguenther@suse.de>
6892 * omp-expand.c: Include debug.h.
6893 (expand_omp_taskreg): Make sure to generate early debug before
6894 outlining anything from a function.
6895 (expand_omp_target): Likewise.
6896 (grid_expand_target_grid_body): Likewise.
6898 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6901 * asan.c (get_translation_unit_decl): New function.
6902 (asan_add_global): Extract modules file name from globals
6903 TRANSLATION_UNIT_DECL name.
6905 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6908 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6909 for long calls with APCS frame and VFP.
6911 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6913 * cfg.c (original_copy_tables_initialized_p): New function.
6914 * cfg.h (original_copy_tables_initialized_p): New decl.
6915 * cfgrtl.c (relink_block_chain): Guard the call to
6916 free_original_copy_tables with a call to
6917 original_copy_tables_initialized_p.
6918 * cgraph.h (symtab_node::native_rtl_p): New decl.
6919 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6920 (symtab_node::needed_p): Don't assert for early assembly output
6921 for __RTL functions.
6922 (cgraph_node::finalize_function): Set "force_output" for __RTL
6924 (cgraph_node::analyze): Bail out early for __RTL functions.
6925 (analyze_functions): Update assertion to support __RTL functions.
6926 (cgraph_node::expand): Bail out early for __RTL functions.
6927 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6929 * function.h (struct function): Update comment for field
6931 * gimple-expr.c: Include "tree-pass.h".
6932 (gimple_has_body_p): Return false for __RTL functions.
6933 * Makefile.in (OBJS): Add run-rtl-passes.o.
6934 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6936 (gcc::pass_manager::get_clean_slate): New accessor.
6937 * passes.c: Include "insn-addr.h".
6938 (should_skip_pass_p): Add logging. Update logic for running
6939 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6940 property-provider override so it is only done for gimple passes.
6942 (skip_pass): New function.
6943 (execute_one_pass): Call skip_pass when skipping passes.
6944 * read-md.c (md_reader::read_char): Support filtering
6945 the input to a subset of line numbers.
6946 (md_reader::md_reader): Initialize fields
6947 m_first_line and m_last_line.
6948 (md_reader::read_file_fragment): New function.
6949 * read-md.h (md_reader::read_file_fragment): New decl.
6950 (md_reader::m_first_line): New field.
6951 (md_reader::m_last_line): New field.
6952 * read-rtl-function.c (function_reader::create_function): Only
6953 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6954 curr_properties. Set DECL_INITIAL to a dummy block.
6955 (read_rtl_function_body_from_file_range): New function.
6956 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6958 * run-rtl-passes.c: New file.
6959 * run-rtl-passes.h: New file.
6961 2017-01-24 Jeff Law <law@redhat.com>
6963 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6966 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6968 PR tree-optimization/79159
6969 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6970 (record_nonwrapping_iv): Improve boundary using above function if no
6971 value range information.
6973 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6974 Martin Jambor <mjambor@suse.cz>
6976 * brig-builtins.def: New file.
6977 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6978 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6979 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6980 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6981 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6982 * builtin-types.def (BT_INT8): New.
6983 (BT_INT16): Likewise.
6984 (BT_UINT8): Likewise.
6985 (BT_UINT16): Likewise.
6986 (BT_FN_ULONG): Likewise.
6987 (BT_FN_UINT_INT): Likewise.
6988 (BT_FN_UINT_ULONG): Likewise.
6989 (BT_FN_UINT_LONG): Likewise.
6990 (BT_FN_UINT_PTR): Likewise.
6991 (BT_FN_ULONG_PTR): Likewise.
6992 (BT_FN_INT8_FLOAT): Likewise.
6993 (BT_FN_INT16_FLOAT): Likewise.
6994 (BT_FN_UINT32_FLOAT): Likewise.
6995 (BT_FN_UINT16_FLOAT): Likewise.
6996 (BT_FN_UINT8_FLOAT): Likewise.
6997 (BT_FN_UINT64_FLOAT): Likewise.
6998 (BT_FN_UINT16_UINT32): Likewise.
6999 (BT_FN_UINT32_UINT16): Likewise.
7000 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7001 (BT_FN_INT_PTR_INT): Likewise.
7002 (BT_FN_UINT_PTR_UINT): Likewise.
7003 (BT_FN_LONG_PTR_LONG): Likewise.
7004 (BT_FN_ULONG_PTR_ULONG): Likewise.
7005 (BT_FN_VOID_UINT64_UINT64): Likewise.
7006 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7007 (BT_FN_INT8_INT8_INT8): Likewise.
7008 (BT_FN_INT16_INT16_INT16): Likewise.
7009 (BT_FN_INT_INT_INT): Likewise.
7010 (BT_FN_UINT_FLOAT_UINT): Likewise.
7011 (BT_FN_FLOAT_UINT_UINT): Likewise.
7012 (BT_FN_ULONG_UINT_UINT): Likewise.
7013 (BT_FN_ULONG_UINT_PTR): Likewise.
7014 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7015 (BT_FN_UINT_UINT_UINT): Likewise.
7016 (BT_FN_VOID_UINT_PTR): Likewise.
7017 (BT_FN_UINT_UINT_PTR: Likewise.
7018 (BT_FN_UINT32_UINT64_PTR): Likewise.
7019 (BT_FN_INT_INT_UINT_UINT): Likewise.
7020 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7021 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7022 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7023 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7024 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7025 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7026 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7027 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7028 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7029 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7030 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7031 * doc/frontends.texi: List BRIG FE.
7032 * doc/install.texi (Testing): Add BRIG tesring requirements.
7033 * doc/invoke.texi (Overall Options): Mention BRIG.
7034 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7036 2017-01-24 Richard Biener <rguenther@suse.de>
7038 PR translation/79208
7039 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7041 2017-01-24 Martin Jambor <mjambor@suse.cz>
7044 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7045 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7048 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7051 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7052 casts from signed to unsigned really don't have a range.
7054 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7056 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7057 GMP_RNDx for compatiblity.
7059 2017-01-24 Martin Liska <mliska@suse.cz>
7062 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7063 that would prevent us to call alloca with -1 as argument.
7065 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7067 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7068 Avoid -Wformat-security warning.
7070 2017-01-23 Andrew Pinski <apinski@cavium.com>
7072 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7075 2017-01-23 Martin Sebor <msebor@redhat.com>
7078 * gimple-ssa-sprintf.c (warn_level): New global.
7079 (format_integer): Use it here and throughout the rest of the file.
7080 Use the same switch to compute sign as base.
7081 (maybe_warn): New function.
7082 (format_directive): Factor out warnings into maybe_warn.
7083 Add debugging output. Use warn_level.
7084 (add_bytes): Use warn_level.
7085 (pass_sprintf_length::compute_format_length): Add debugging output.
7086 (try_substitute_return_value): Same.
7087 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7090 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7091 (struct fmtresult, format_integer, format_floating): Adjust.
7092 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7093 (get_string_length, format_string,format_directive): Same.
7094 (pass_sprintf_length::compute_format_length): Same.
7095 (try_substitute_return_value): Simplify slightly.
7098 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7099 (fmtresult::operator+=): Outlined.
7100 (struct fmtresult): Add ctors.
7101 (struct conversion_spec): Rename...
7102 (struct directive): ...to this. Add and remove data members.
7103 (directive::set_width, directive::set_precision): New functions.
7104 (format_percent): Use fmtresult ctor.
7105 (get_width_and_precision): Remove.
7106 (format_integer): Make naming changes. Avoid computing width and
7108 (format_floating): Same. Adjust indentation.
7109 (format_character, format_none): New functions.
7110 (format_string): Moved character handling to format_character.
7111 (format_directive): Remove arguments, change return type.
7112 (parse_directive): New function.
7113 (pass_sprintf_length::compute_format_length): Move directive
7114 parsing to parse_directive.
7116 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7118 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7119 (assign_assembler_name_if_needed): ... this.
7120 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7121 (assign_assembler_name_if_needed): ... this.
7122 (free_lang_data_in_cgraph): Adjust callers.
7123 * cgraphunit.c (cgraph_node::analyze): Likewise.
7124 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7127 2017-01-23 Richard Biener <rguenther@suse.de>
7129 PR tree-optimization/79088
7130 PR tree-optimization/79188
7131 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7132 resetting loop bounds after last path deletion. Reset loop
7133 bounds of the target loop, make code match the comments.
7134 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7135 Make sure loops need no fixups.
7137 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7139 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7140 exponent support with double type for first argument.
7141 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7142 type returned by __builtin_vec_extract_sig,
7143 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7144 functions from "vector int" to "vector unsigned int" or from
7145 "vector long long int" to "vector unsigned long long int".
7146 Changed type returned by __builtin_vec_extract_exp,
7147 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7148 functions from "vector int" to "vector unsigned int" or from
7149 "vector long long int" to "vector unsigned long long int".
7150 Changed return type of __builtin_vec_test_data_class,
7151 __builtin_vec_test_data_class_sp, and
7152 __builtin_vec_test_data_class_dp from "vector int" to
7153 "vector bool int" or from "vector long long int" to "vector bool
7154 long long int" and changed second argument type from "unsigned
7155 int" to "int". Added new overloaded function forms "vector float
7156 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7157 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7158 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7159 double, vector unsigned long long int)" and "vector double
7160 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7161 long int)". Changed return type of
7162 __builtin_scalar_test_data_class and
7163 __builtin_scalar_test_data_class_sp and
7164 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7165 int" and changed second argument from "unsigned int" to "int".
7166 Changed type returned by __builtin_scalar_test_neg,
7167 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7168 from "int" to "bool int". Added new overloaded function form
7169 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7170 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7171 exponent double-precision with floating point first argument.
7172 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7173 documentation of scalar_test_data_class, scalar_test_neg,
7174 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7175 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7176 vec_test_data_class built-in functions to reflect refinements in
7177 their type signatures.
7179 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7181 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7183 (aarch64_elf_asm_destructor): Likewise.
7185 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7187 PR rtl-optimization/78634
7188 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7189 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7190 * ifcvt.c (noce_try_cmove): Add missing cost check.
7192 PR rtl-optimization/71724
7193 * combine.c (if_then_else_cond): Look for situations where it is
7194 beneficial to undo the work of one of the recursive calls.
7196 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7198 PR tree-optimization/70754
7199 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7200 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7201 combined stmt before it if not NULL.
7202 (combine_chains): Process refs reversely and compute dominance point
7205 2017-01-23 Martin Liska <mliska@suse.cz>
7207 PR tree-optimization/79196
7208 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7209 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7211 (strlen_optimize_stmt): Call the renamed function.
7213 2017-01-23 Michael Matz <matz@suse.de>
7215 PR tree-optimization/78384
7216 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7218 2017-01-23 Richard Biener <rguenther@suse.de>
7220 PR tree-optimization/79186
7221 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7222 both incoming edges before moving an assert.
7224 2017-01-23 Martin Jambor <mjambor@suse.cz>
7226 * ipa-prop.c (load_from_param_1): Removed.
7227 (load_from_unmodified_param): Bits from load_from_param_1 put back
7229 (load_from_param): Removed.
7230 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7231 with stmt. Reverted back to use of load_from_unmodified_param.
7233 2017-01-23 Martin Jambor <mjambor@suse.cz>
7236 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7237 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7238 field a pointer to garbage collected vector, mark lattices and
7239 ipcp_orig_node with GTY((skip)).
7240 (ipa_get_param_count): Adjust to descriptors being a pointer.
7241 (ipa_get_param): Likewise.
7242 (ipa_get_type): Likewise.
7243 (ipa_get_param_move_cost): Likewise.
7244 (ipa_set_param_used): Likewise.
7245 (ipa_get_controlled_uses): Likewise.
7246 (ipa_set_controlled_uses): Likewise.
7247 (ipa_is_param_used): Likewise.
7248 (ipa_node_params_t): Move into garbage collector. New methods insert
7250 (ipa_node_params_sum): Annotate wth GTY(()).
7251 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7253 (ipa_load_from_parm_agg): Adjust declaration.
7254 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7255 * ipa-profile.c (ipa_profile): Likewise.
7256 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7257 (ipa_populate_param_decls): Make descriptors parameter garbage
7259 (ipa_dump_param): Adjust to descriptors being a pointer.
7260 (ipa_alloc_node_params): Likewise.
7261 (ipa_initialize_node_params): Likewise.
7262 (load_from_param_1): Make descriptors parameter garbage collected.
7263 (load_from_unmodified_param): Likewise.
7264 (load_from_param): Likewise.
7265 (ipa_load_from_parm_agg): Likewise.
7266 (ipa_node_params::~ipa_node_params): Removed.
7267 (ipa_free_all_node_params): Remove call to delete operator.
7268 (ipa_node_params_t::insert): New.
7269 (ipa_node_params_t::remove): Likewise.
7270 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7271 copy known_csts and known_contexts vectors.
7272 (ipa_read_node_info): Adjust to descriptors being a pointer.
7273 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7275 (ipcp_transform_function): Make descriptors variable garbage
7278 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7280 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7281 * config/i386/avx512dqintrin.h: Ditto.
7282 * config/i386/avx512fintrin.h: Ditto.
7283 * gcc/config/i386/i386.c: Handle new builtins.
7284 * config/i386/i386-builtin.def: Add new builtins.
7285 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7286 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7288 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7289 Martin Liska <mliska@suse.cz>
7291 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7292 * asan.c (asan_expand_poison_ifn): Support stores and use
7293 appropriate ASAN report function.
7294 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7295 * internal-fn.def (ASAN_POISON_USE): Declare.
7296 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7297 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7298 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7299 ASAN_POISON calls w/o LHS.
7300 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7301 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7302 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7303 * gimplify.c (asan_poison_variables): Add attribute
7304 use_after_scope_memory to variables that really needs to live
7306 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7307 having the attribute.
7309 2017-01-23 Martin Liska <mliska@suse.cz>
7311 * asan.c (create_asan_shadow_var): New function.
7312 (asan_expand_poison_ifn): Likewise.
7313 * asan.h (asan_expand_poison_ifn): New declaration.
7314 * internal-fn.c (expand_ASAN_POISON): Likewise.
7315 * internal-fn.def (ASAN_POISON): New builtin.
7316 * sanopt.c (pass_sanopt::execute): Expand
7317 asan_expand_poison_ifn.
7318 * tree-inline.c (copy_decl_for_dup_finish): Make function
7320 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7321 * tree-ssa.c (is_asan_mark_p): New function.
7322 (execute_update_addresses_taken): Rewrite local variables
7323 (identified just by use-after-scope as addressable) into SSA.
7325 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7327 * doc/install.texi (Specific): opensource.apple.com uses https
7328 now. Remove trailing slash.
7330 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7332 * README.Portability: Remove note on an Irix compatibility issue.
7334 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7336 * gcov.c (INCLUDE_ALGORITHM): Define.
7337 (INCLUDE_VECTOR): Define.
7338 No longer include <vector> and <algorithm> directly.
7340 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7342 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7344 * doc/invoke.texi (Code Gen Options): Ditto.
7346 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7349 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7351 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7353 rtl-optimization/79125
7354 * cprop.c (local_cprop_pass): Handle cases where we make an
7357 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7361 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7362 read from, for big endian.
7364 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7366 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7367 register pauth builtins for LP64 only.
7369 2017-01-20 Marek Polacek <polacek@redhat.com>
7372 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7375 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7377 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7379 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7380 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7381 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7383 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7386 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7387 in big-endian mode when they are not a single duplicated value.
7389 2017-01-20 Richard Biener <rguenther@suse.de>
7391 * BASE-VER: Bump to 7.0.1.
7393 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7395 * omp-low.c (omplow_simd_context): New struct. Use it...
7396 (lower_rec_simd_input_clauses): ...here and...
7397 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7398 references to idx, lane, max_vf, is_simt.
7400 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7402 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7405 2017-01-20 Martin Jambor <mjambor@suse.cz>
7407 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7408 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7410 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7411 (GTFILES): Rename hsa.c to hsa-common.c.
7412 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7413 * hsa-dump.c: Likewise.
7414 * hsa-gen.c: Likewise.
7415 * hsa-regalloc.c: Likewise.
7416 * ipa-hsa.c: Likewise.
7417 * omp-expand.c: Likewise.
7418 * omp-low.c: Likewise.
7419 * toplev.c: Likewise.
7421 2017-01-20 Marek Polacek <polacek@redhat.com>
7424 * doc/invoke.texi: Document -Wduplicated-branches.
7425 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7426 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7427 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7428 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7429 return 0 only when not OEP_LEXICOGRAPHIC.
7430 (fold_build_cleanup_point_expr): Use the expression
7431 location when building CLEANUP_POINT_EXPR.
7432 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7433 * tree.c (add_expr): Handle error_mark_node.
7435 2017-01-20 Martin Liska <mliska@suse.cz>
7438 * tree-profile.c (init_ic_make_global_vars): Do not call
7440 (gimple_init_gcov_profiler): Likewise.
7442 2017-01-20 Martin Liska <mliska@suse.cz>
7445 * cgraph.h (maybe_create_reference): Remove argument and
7447 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7449 * ipa-cp.c (create_specialized_node): Likewise.
7450 * symtab.c (symtab_node::maybe_create_reference): Handle
7451 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7453 2017-01-20 Martin Liska <mliska@suse.cz>
7455 * read-rtl-function.c (function_reader::create_function): Use
7456 build_decl instread of build_decl_stat.
7458 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7460 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7461 * config/i386/avx512dqintrin.h: Ditto.
7462 * config/i386/avx512fintrin.h: Ditto.
7463 * config/i386/i386-builtin-types.def: Add new types.
7464 * gcc/config/i386/i386.c: Handle new types.
7465 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7466 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7467 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7468 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7469 (__builtin_ia32_kshiftridi): New.
7470 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7472 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7476 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7477 define to rs6000_init_stack_protect_guard.
7478 (rs6000_init_stack_protect_guard): New function.
7480 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7481 Yunqiang Su <yunqiang.su@imgtec.com>
7483 * config.gcc (supported_defaults): Add madd4.
7484 (with_madd4): Add validation.
7485 (all_defaults): Add madd4.
7486 * config/mips/mips.opt (mmadd4): New option.
7487 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7489 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7491 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7492 (ISA_HAS_FUSED_MADD4): Likewise.
7493 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7494 * gcc/doc/install.texi (--with-madd4): Document the new option.
7496 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7498 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7499 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7500 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7501 (aarch64_init_pauth_hint_builtins): New.
7502 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7503 (aarch64_expand_builtin): Expand new builtins.
7505 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7507 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7508 * combine-stack-adj.c (no_unhandled_cfa): Handle
7509 REG_CFA_TOGGLE_RA_MANGLE.
7510 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7511 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7512 info for return address signing.
7513 (aarch64_expand_epilogue): Likewise.
7515 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7517 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7518 * config/aarch64/aarch64-protos.h
7519 (aarch64_return_address_signing_enabled): New declaration.
7520 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7522 (aarch64_expand_prologue): Sign return address before it's pushed onto
7524 (aarch64_expand_epilogue): Authenticate return address fetched from
7526 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7527 (aarch64_attributes): New function attributes for "sign-return-address".
7528 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7529 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7530 ("*do_return"): Generate combined instructions according to key index.
7531 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7532 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7534 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7535 * config/aarch64/aarch64.opt (msign-return-address=): New.
7536 * doc/extend.texi (AArch64 Function Attributes): Documents
7537 "sign-return-address=".
7538 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7540 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7542 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7543 overall option summary.
7545 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7547 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7548 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7549 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7550 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7552 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7554 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7555 -mpower9-minmax by default for -mcpu=power9.
7556 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7557 128-bit floating point.
7559 2017-01-20 Alan Modra <amodra@gmail.com>
7561 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7562 optimizing for size.
7564 2017-01-20 Alan Modra <amodra@gmail.com>
7567 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7568 for strcmp and strncmp from corresponding builtin decl.
7570 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7572 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7573 instead of i386/rtems-64.h.
7574 * config/i386/rtems-64.h: Remove.
7576 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7580 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7582 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7584 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7586 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7587 Change int to HOST_WIDE_INT.
7588 * config/aarch64/aarch64-protos.h
7589 (aarch64_simd_gen_const_vector_dup): Likewise.
7590 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7592 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7594 * langhooks-def.h (lhd_type_for_size): New decl.
7595 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7596 * langhooks.c (lhd_type_for_size): New function, taken from
7599 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7601 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7602 define_bypass for CR latency.
7603 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7604 (power9-alu2): Add define_bypass for CR latency.
7606 (power9-mul): Update insn latency.
7607 (power9-mul-compare): Update insn latency, bypass latency and remove
7610 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7612 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7614 * config/aarch64/aarch64.md
7615 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7616 aarch64_nopcrelative_literal_loads.
7617 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7619 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7621 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7623 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7625 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7628 * config.gcc (supported_defaults): Add lxc1-sxc1.
7629 (with_lxc1_sxc1): Add validation.
7630 (all_defaults): Add lxc1-sxc1.
7631 * config/mips/mips.opt (mlxc1-sxc1): New option.
7632 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7634 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7635 __mips_no_lxc1_sxc1.
7636 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7637 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7638 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7640 2017-01-19 Richard Biener <rguenther@suse.de>
7642 PR tree-optimization/72488
7643 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7644 sure to restore SSA info.
7645 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7647 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7649 PR rtl-optimization/79121
7650 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7651 of the inner type when shifting an extended value.
7653 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7656 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7657 interposable aliases.
7659 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7662 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7663 Use the evmergelohi instruction.
7664 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7665 (mov_sitf_e500_subreg8_2_be): Likewise.
7666 (mov_sitf_e500_subreg12_2_le): Likewise.
7667 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7668 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7669 (mov_sitf_e500_subreg8_2_le): Likewise.
7670 (mov_sitf_e500_subreg12_2_be): Likewise.
7672 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7674 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7675 attribute from vecsimple to vecperm.
7676 (altivec_vbpermq2): Likewise.
7678 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7681 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7683 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7684 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7685 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7686 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7687 case where N arg is SIZE_MAX.
7688 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7689 (cmpstrsi): Add pattern.
7691 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7694 __builtin_vec_revb builtins.
7695 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7696 built-in functions to support generation of the ISA 3.0 XXBR<x>
7697 vector byte reverse instructions.
7698 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7699 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7700 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7701 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7702 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7703 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7704 (P9V_BUILTIN_VEC_REVB): Likewise.
7705 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7706 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7707 (p9_xxbrq_v16qi): Likewise.
7708 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7709 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7710 (p9_xxbrh_v8hi): Likewise.
7711 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7712 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7713 vec_revb built-in functions.
7715 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7717 PR rtl-optimization/78952
7718 * config/i386/i386.md (any_extract): New code iterator.
7719 (*insvqi_2): Use any_extract for source operand.
7720 (*insvqi_3): Use any_shiftrt for source operand.
7722 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7724 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7726 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7728 2017-01-18 Matthias Klose <doko@ubuntu.com>
7730 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7732 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7734 * config/rs6000/altivec.h (vec_bperm): Change #define.
7735 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7736 (altivec_vbpermq2): New define_insn.
7737 (altivec_vbpermd): Likewise.
7738 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7740 (VBPERMD): Likewise.
7741 (VBPERM): New polymorphic function interface.
7742 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7743 Add entries for P9V_BUILTIN_VEC_VBPERM.
7744 * doc/extend.texi: Add interfaces for vec_bperm.
7746 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7748 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7749 first letter of error messages.
7750 (s390_resolve_overloaded_builtin): Likewise.
7751 * config/s390/s390.c (s390_expand_builtin): Likewise.
7752 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7753 (s390_valid_target_attribute_inner_p): Likewise.
7754 * config/s390/s390.md ("tabort"): Likewise.
7756 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7758 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7759 (ISA_AVOID_DIV_HILO): New macro.
7760 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7761 (ISA_HAS_DDIV): Likewise.
7763 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7765 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7767 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7769 * doc/invoke.texi (fabi-version): Spelling fix.
7771 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7774 * doc/invoke.texi (fabi-version): Mention mangling fix for
7777 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7780 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7782 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7785 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7786 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7788 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7790 (stack_protect_test): Ditto.
7791 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7792 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7794 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7795 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7796 -mstack-protector-guard-offset=.
7797 (RS/6000 and PowerPC Options): Ditto.
7799 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7801 * config/i386/i386.h (MASK_CLASS_P): New define.
7802 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7803 there are no registers from different register sets also when
7804 mask registers are used. Update function comment.
7805 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7806 to (*k/*r) and (*k/*km) alternatives.
7808 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7810 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7811 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7812 (EH_RETURN_HANDLER_RTX): New define.
7813 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7814 Force frame pointer in EH return functions.
7815 (aarch64_expand_epilogue): Add barrier for eh_return.
7816 (aarch64_final_eh_return_addr): Remove.
7817 (aarch64_eh_return_handler_rtx): New function.
7818 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7820 (aarch64_eh_return_handler_rtx): New prototype.
7822 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7824 * config/rs6000/altivec.h (vec_rlmi): New #define.
7825 (vec_vrlnm): Likewise.
7826 (vec_rlnm): Likewise.
7827 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7828 (UNSPEC_VRLNM): Likewise.
7829 (VIlong): New mode iterator.
7830 (altivec_vrl<VI_char>mi): New define_insn.
7831 (altivec_vrl<VI_char>nm): Likewise.
7832 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7835 (RLNM): New polymorphic function entry.
7836 (VRLWMI): New monomorphic function entry.
7838 (RLMI): New polymorphic function entry.
7839 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7840 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7841 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7844 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7847 * dwarf2out.c (field_byte_offset): Restore the
7848 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7849 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7850 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7853 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7856 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7858 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7861 * dwarf2out.c (add_data_member_location_attribute): For constant
7862 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7863 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7864 DW_AT_byte_size attributes.
7866 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7868 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7869 after forcing to constant memory when the code model is medium.
7871 2017-01-17 Julia Koval <julia.koval@intel.com>
7874 * config/i386/avx512fintrin.h
7875 (_mm512_i32gather_ps): Change __addr type to void const*.
7876 (_mm512_mask_i32gather_ps): Ditto.
7877 (_mm512_i32gather_pd): Ditto.
7878 (_mm512_mask_i32gather_pd): Ditto.
7879 (_mm512_i64gather_ps): Ditto.
7880 (_mm512_mask_i64gather_ps): Ditto.
7881 (_mm512_i64gather_pd): Ditto.
7882 (_mm512_mask_i64gather_pd): Ditto.
7883 (_mm512_i32gather_epi32): Ditto.
7884 (_mm512_mask_i32gather_epi32): Ditto.
7885 (_mm512_i32gather_epi64): Ditto.
7886 (_mm512_mask_i32gather_epi64): Ditto.
7887 (_mm512_i64gather_epi32): Ditto.
7888 (_mm512_mask_i64gather_epi32): Ditto.
7889 (_mm512_i64gather_epi64): Ditto.
7890 (_mm512_mask_i64gather_epi64): Ditto.
7891 (_mm512_i32scatter_ps): Change __addr type to void*.
7892 (_mm512_mask_i32scatter_ps): Ditto.
7893 (_mm512_i32scatter_pd): Ditto.
7894 (_mm512_mask_i32scatter_pd): Ditto.
7895 (_mm512_i64scatter_ps): Ditto.
7896 (_mm512_mask_i64scatter_ps): Ditto.
7897 (_mm512_i64scatter_pd): Ditto.
7898 (_mm512_mask_i64scatter_pd): Ditto.
7899 (_mm512_i32scatter_epi32): Ditto.
7900 (_mm512_mask_i32scatter_epi32): Ditto.
7901 (_mm512_i32scatter_epi64): Ditto.
7902 (_mm512_mask_i32scatter_epi64): Ditto.
7903 (_mm512_i64scatter_epi32): Ditto.
7904 (_mm512_mask_i64scatter_epi32): Ditto.
7905 (_mm512_i64scatter_epi64): Ditto.
7906 (_mm512_mask_i64scatter_epi64): Ditto.
7907 * config/i386/avx512pfintrin.h
7908 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7909 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7910 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7911 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7912 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7913 (_mm512_prefetch_i32scatter_ps): Ditto.
7914 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7915 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7916 (_mm512_prefetch_i64scatter_pd): Ditto.
7917 (_mm512_prefetch_i64scatter_ps): Ditto.
7918 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7919 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7920 * config/i386/avx512vlintrin.h
7921 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7922 (_mm_mmask_i32gather_ps): Ditto.
7923 (_mm256_mmask_i32gather_pd): Ditto.
7924 (_mm_mmask_i32gather_pd): Ditto.
7925 (_mm256_mmask_i64gather_ps): Ditto.
7926 (_mm_mmask_i64gather_ps): Ditto.
7927 (_mm256_mmask_i64gather_pd): Ditto.
7928 (_mm_mmask_i64gather_pd): Ditto.
7929 (_mm256_mmask_i32gather_epi32): Ditto.
7930 (_mm_mmask_i32gather_epi32): Ditto.
7931 (_mm256_mmask_i32gather_epi64): Ditto.
7932 (_mm_mmask_i32gather_epi64): Ditto.
7933 (_mm256_mmask_i64gather_epi32): Ditto.
7934 (_mm_mmask_i64gather_epi32): Ditto.
7935 (_mm256_mmask_i64gather_epi64): Ditto.
7936 (_mm_mmask_i64gather_epi64): Ditto.
7937 (_mm256_i32scatter_ps): Change __addr type to void*.
7938 (_mm256_mask_i32scatter_ps): Ditto.
7939 (_mm_i32scatter_ps): Ditto.
7940 (_mm_mask_i32scatter_ps): Ditto.
7941 (_mm256_i32scatter_pd): Ditto.
7942 (_mm256_mask_i32scatter_pd): Ditto.
7943 (_mm_i32scatter_pd): Ditto.
7944 (_mm_mask_i32scatter_pd): Ditto.
7945 (_mm256_i64scatter_ps): Ditto.
7946 (_mm256_mask_i64scatter_ps): Ditto.
7947 (_mm_i64scatter_ps): Ditto.
7948 (_mm_mask_i64scatter_ps): Ditto.
7949 (_mm256_i64scatter_pd): Ditto.
7950 (_mm256_mask_i64scatter_pd): Ditto.
7951 (_mm_i64scatter_pd): Ditto.
7952 (_mm_mask_i64scatter_pd): Ditto.
7953 (_mm256_i32scatter_epi32): Ditto.
7954 (_mm256_mask_i32scatter_epi32): Ditto.
7955 (_mm_i32scatter_epi32): Ditto.
7956 (_mm_mask_i32scatter_epi32): Ditto.
7957 (_mm256_i32scatter_epi64): Ditto.
7958 (_mm256_mask_i32scatter_epi64): Ditto.
7959 (_mm_i32scatter_epi64): Ditto.
7960 (_mm_mask_i32scatter_epi64): Ditto.
7961 (_mm256_i64scatter_epi32): Ditto.
7962 (_mm256_mask_i64scatter_epi32): Ditto.
7963 (_mm_i64scatter_epi32): Ditto.
7964 (_mm_mask_i64scatter_epi32): Ditto.
7965 (_mm256_i64scatter_epi64): Ditto.
7966 (_mm256_mask_i64scatter_epi64): Ditto.
7967 (_mm_i64scatter_epi64): Ditto.
7968 (_mm_mask_i64scatter_epi64): Ditto.
7969 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7970 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7971 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7972 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7973 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7974 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7975 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7976 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7977 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7978 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7979 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7980 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7981 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7982 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7983 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7984 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7985 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7986 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7987 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7988 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7989 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7990 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7991 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7992 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7993 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7994 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7995 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7996 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7997 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7998 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7999 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8000 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8001 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8002 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8003 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8004 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8005 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8006 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8007 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8008 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8009 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8010 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8011 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8012 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8013 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8014 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8015 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8016 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8017 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8018 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8019 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8020 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8021 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8022 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8023 definitions accordingly.
8025 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8026 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8029 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8032 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8035 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8036 hard regs for inner regno.
8038 2017-01-17 Martin Liska <mliska@suse.cz>
8041 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8042 assumption and add comment.
8044 2017-01-17 Nathan Sidwell <nathan@acm.org>
8046 * ipa-visibility.c (localize_node): New function, broken out of ...
8047 (function_and_variable_visibility): ... here. Call it.
8049 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8052 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8053 correctly set frequency of oudgoing edge.
8054 (duplicate_thread_path): Fix profile updating.
8056 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8059 * configure.ac: Add GCC_BASE_VER.
8060 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8061 version from BASE-VER file.
8062 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8063 (gcc.o): Depend on $(BASEVER).
8064 * common.opt (dumpfullversion): New option.
8065 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8066 * doc/invoke.texi: Document -dumpfullversion.
8067 * doc/install.texi: Document --with-gcc-major-version-only.
8068 * configure: Regenerated.
8070 2017-01-17 Richard Biener <rguenther@suse.de>
8072 PR tree-optimization/71433
8073 * tree-vrp.c (register_new_assert_for): Merge same asserts
8074 on all incoming edges.
8075 (process_assert_insertions_for): Handle insertions at the
8078 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8080 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8081 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8083 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8086 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8089 2017-01-17 Alan Modra <amodra@gmail.com>
8092 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8093 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8094 symbolic stack limit when pic.
8096 2017-01-16 Martin Sebor <msebor@redhat.com>
8098 PR tree-optimization/78608
8099 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8101 2017-01-16 Jeff Law <law@redhat.com>
8104 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8105 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8106 for several include directories that may be relative to sysroot.
8107 * config/i386/x-mingw32 (gplus_includedir): Define.
8108 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8109 (native_system_includedir): Likewise.
8110 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8111 override if TARGET_SYSTEM_ROOT is defined.
8112 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8114 PR tree-optimization/79090
8115 PR tree-optimization/33562
8116 PR tree-optimization/61912
8117 PR tree-optimization/77485
8118 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8119 and computed trims into the dump file.
8121 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8123 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8125 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8128 * gimplify.c (gimplify_init_constructor): If want_value and
8129 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8133 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8134 sequence. Formatting fixes.
8135 (doloop_optimize): Formatting fixes.
8138 * gcc.c (debug_level_greater_than_spec_func): New function.
8139 (static_spec_functions): Add debug-level-gt spec function.
8140 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8142 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8143 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8144 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8145 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8146 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8147 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8149 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8151 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8152 QImode fixups to general and mask registers only.
8154 2017-01-16 Carl Love <cel@us.ibm.com>
8156 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8157 for built-in functions
8158 vector signed char vec_nabs (vector signed char)
8159 vector signed short vec_nabs (vector signed short)
8160 vector signed int vec_nabs (vector signed int)
8161 vector signed long long vec_nabs (vector signed long long)
8162 vector float vec_nabs (vector float)
8163 vector double vec_nabs (vector double)
8164 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8166 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8167 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8168 * doc/extend.texi: Update the documentation file for the new built-in
8171 2017-01-16 Martin Sebor <msebor@redhat.com>
8173 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8176 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8178 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8179 UNSPEC_VSX__XXSPLTD to require special splat handling.
8181 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8184 * system.h: Poison strndup.
8186 2017-01-16 Alan Modra <amodra@gmail.com>
8189 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8192 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8194 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8196 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8198 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8199 call recog here. Assert that INSN_CODE (insn) is non-negative.
8201 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8204 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8206 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8207 in the currently scheduled RTL fragment.
8209 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8211 PR rtl-optimization/78751
8212 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8215 2017-01-14 Jeff Law <law@redhat.com>
8217 PR tree-optimization/79090
8218 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8219 variable length stores.
8220 (compute_trims): Delete dead assignment to *trim_tail.
8221 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8224 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8226 PR rtl-optimization/78626
8227 PR rtl-optimization/78727
8228 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8229 of a block, and split such blocks after everything else is finished.
8231 2017-01-14 Alan Modra <amodra@gmail.com>
8234 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8235 target legitimate_combined_insn.
8236 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8237 (rs6000_legitimate_combined_insn): New function.
8238 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8240 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8241 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8242 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8244 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8246 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8248 2017-01-13 Jeff Law <law@redhat.com>
8250 PR tree-optimization/33562
8251 PR tree-optimization/61912
8252 PR tree-optimization/77485
8253 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8255 (delete_dead_assignment): Likewise.
8256 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8257 statement to delete_dead_call and delete_dead_assignment.
8259 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8262 * substring-locations.c (format_warning_va): Strengthen case 1 so
8263 that both endpoints of the substring must be within the format
8264 range for just the substring to be printed.
8266 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8268 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8269 * config/i386/i386.c (ix86_target_string): Add missing options
8270 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8271 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8272 flags_other and ix86_target_other to flags2_other. Display unknown
8274 (ix86_valid_target_attribute_inner_p): Add missing options and
8275 reorder options by implied ISAs, as in ix86_target_string.
8277 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8279 * hash-table.h (hash_table::too_empty_p): New function.
8280 (hash_table::expand): Use it.
8281 (hash_table::traverse): Likewise.
8282 (hash_table::empty_slot): Use sizeof (value_type) instead of
8283 sizeof (PTR) to convert bytes to elements. Shrink the table
8284 if the current size is excessive for the current number of
8287 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8289 * ira-costs.c (record_reg_classes): Break from the inner loop
8290 early once alt_fail is known to be true. Update outer loop
8291 handling accordingly.
8293 2017-01-13 Jeff Law <law@redhat.com>
8295 * tree-ssa-dse.c (decrement_count): New function.
8296 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8297 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8298 when we know the partially dead statement is a mem* function.
8300 PR tree-optimization/61912
8301 PR tree-optimization/77485
8302 * tree-ssa-dse.c: Include expr.h.
8303 (maybe_trim_constructor_store): New function.
8304 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8306 PR tree-optimization/33562
8307 PR tree-optimization/61912
8308 PR tree-optimization/77485
8309 * doc/invoke.texi: Document new dse-max-object-size param.
8310 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8311 * tree-ssa-dse.c: Include params.h.
8312 (dse_store_status): New enum.
8313 (initialize_ao_ref_for_dse): New, partially extracted from
8315 (valid_ao_ref_for_dse, normalize_ref): New.
8316 (setup_live_bytes_from_ref, compute_trims): Likewise.
8317 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8318 (maybe_trim_partially_dead_store): Likewise.
8319 (maybe_trim_complex_store): Likewise.
8320 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8321 Track what bytes live from the original store. Return tri-state
8322 for dead, partially dead or live.
8323 (dse_dom_walker): Add constructor, destructor and new private members.
8324 (delete_dead_call, delete_dead_assignment): New extracted from
8326 (dse_optimize_stmt): Make a member of dse_dom_walker.
8327 Use initialize_ao_ref_for_dse.
8329 PR tree-optimization/33562
8330 PR tree-optimization/61912
8331 PR tree-optimization/77485
8332 * sbitmap.h (bitmap_count_bits): Prototype.
8333 (bitmap_clear_range, bitmap_set_range): Likewise.
8334 * sbitmap.c (bitmap_clear_range): New function.
8335 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8337 2017-01-13 Martin Liska <mliska@suse.cz>
8340 * function.c (set_cfun): Add new argument force.
8341 * function.h (set_cfun): Likewise.
8342 * ipa-inline-transform.c (inline_call): Use the function when
8343 strict alising from is dropped for function we inline to.
8345 2017-01-13 Richard Biener <rguenther@suse.de>
8347 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8348 for dumping GIMPLE INTEGER_CSTs.
8350 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8352 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8353 to 201112L since C++17.
8355 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8358 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8359 if -fsanitize=kernel-address is present.
8361 2017-01-13 Richard Biener <rguenther@suse.de>
8363 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8364 as _Literal ( type ) number in case usual suffixes do not
8365 preserve all information.
8367 2017-01-13 Richard Biener <rguenther@suse.de>
8369 PR tree-optimization/77283
8370 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8371 and ssa-iterators.h.
8372 (is_feasible_trace): Implement a cost model based on joiner
8375 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8378 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8379 char or short to __float128/_Float128 directly.
8381 2017-01-12 Martin Sebor <msebor@redhat.com>
8383 to -Wformat-overflow.
8384 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8385 (min_bytes_remaining): Same.
8386 (get_string_length): Same.
8387 (format_string): Same.
8388 (format_directive): Same.
8390 (pass_sprintf_length::handle_gimple_call): Same.
8392 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8394 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8395 info.nowrite calls with no lhs that can't throw. Return bool
8396 whether gsi_remove has been called or not.
8397 (pass_sprintf_length::handle_gimple_call): Return bool whether
8398 try_substitute_return_value called gsi_remove. Formatting fix.
8399 (pass_sprintf_length::execute): Don't use gsi_remove if
8400 handle_gimple_call returned true.
8403 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8404 be removed due to side-effects, don't remove following barrier nor
8405 turn the successor edge into fallthru edge.
8407 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8410 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8411 element-reversing loads and stores as not swappable.
8413 2017-01-12 Nathan Sidwell <nathan@acm.org>
8414 Nicolai Stange <nicstange@gmail.com>
8416 * combine.c (try_combine): Don't ignore result of overlap checking
8417 loop. Combine overlap & asm check into single loop.
8419 2017-01-12 Richard Biener <rguenther@suse.de>
8421 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8422 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8424 2017-01-12 Richard Biener <rguenther@suse.de>
8426 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8427 and TS_TARGET_OPTION directly derive from TS_BASE.
8428 * tree-core.h (tree_optimization_option): Derive from tree_base.
8429 (tree_target_option): Likewise.
8431 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/i386.c (memory_address_length): Increase len
8434 only when rip_relative_addr_p returns false.
8436 2017-01-11 Julia Koval <julia.koval@intel.com>
8438 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8439 (OPTION_MASK_ISA_SGX_SET): New.
8440 (ix86_handle_option): Handle OPT_msgx.
8441 * config.gcc: Added sgxintrin.h.
8442 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8443 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8444 * config/i386/i386.c (ix86_target_string): Add -msgx.
8446 (ix86_option_override_internal): Handle new options.
8447 (ix86_valid_target_attribute_inner_p): Add sgx.
8448 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8449 * config/i386/i386.opt: Add msgx.
8450 * config/i386/sgxintrin.h: New file.
8451 * config/i386/x86intrin.h: Add sgxintrin.h.
8453 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8456 * fold-const.c (maybe_nonzero_address): Return 1 for function
8458 (tree_single_nonzero_warnv_p): Don't handle function local objects
8462 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8465 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8468 * opts.c: Include "spellcheck.h"
8469 (struct string_fragment): New struct.
8470 (struct edit_distance_traits<const string_fragment &>): New
8472 (get_closest_sanitizer_option): New function.
8473 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8475 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8477 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8479 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8480 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8481 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8482 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8483 for initial die_offset if dwarf_split_debug_info.
8484 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8485 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8487 (output_skeleton_debug_sections): Formatting fix. Use
8488 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8489 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8491 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8493 * config/arm/cortex-a53.md: Add bypasses for
8495 (cortex_a53_r2f): Only use for transfers.
8496 (cortex_a53_f2r): Likewise.
8497 (cortex_a53_r2f_cvt): Add reservation for conversions.
8498 (cortex_a53_f2r_cvt): Likewise.
8500 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8502 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8503 to all inlined functions, change static to extern.
8505 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8508 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8510 (arm_assemble_integer): Likewise.
8512 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8514 * config.gcc: Use new awk script to check CPU, FPU and architecture
8515 parameters for --with-... options.
8516 * config/arm/parsecpu.awk: New file
8517 * config/arm/arm-cpus.in: New file.
8518 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8520 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8522 * config/arm/t-arm: Update dependency rules.
8523 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8524 of processing .def files.
8525 * config/arm/genopt.sh: Deleted.
8526 * config/arm/gentune.sh: Deleted.
8527 * config/arm/arm-cores.def: Deleted.
8528 * config/arm/arm-arches.def: Deleted.
8529 * config/arm/arm-fpus.def: Deleted.
8530 * config/arm/arm-tune.md: Regenerated.
8531 * config/arm/arm-tables.opt: Regenerated.
8532 * config/arm/arm-cpu.h: New generated file.
8533 * config/arm/arm-cpu-data.h: New generated file.
8534 * config/arm/arm-cpu-cdata.h: New generated file.
8536 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8539 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8541 (input_varpool_node): Unpack dynamically_initialized bit.
8543 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8545 PR rtl-optimization/79032
8546 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8547 the alignment of the adjusted memory reference against that of MODE,
8548 instead of the alignment of the original memory reference.
8550 2017-01-11 Martin Jambor <mjambor@suse.cz>
8552 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8554 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8555 decorated functions.
8557 2017-01-11 Richard Biener <rguenther@suse.de>
8559 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8560 set range/nonnull info for PHI results. Do not set it on
8561 stmts marked for removal.
8563 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8565 * expr.c (store_field): In the bitfield case, fetch the return value
8566 from the registers before applying a single big-endian adjustment.
8567 Always do a final load for a BLKmode value not larger than a word.
8569 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8572 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8573 that we correctly handle column numbers greater than
8574 LINE_MAP_MAX_COLUMN_NUMBER.
8576 2017-01-10 Martin Sebor <msebor@redhat.com>
8579 * gimple-ssa-sprintf.c (get_destination_size): Call
8580 {init,fini}object_sizes.
8581 * tree-object-size.c (addr_object_size): Adjust.
8582 (pass_through_call): Adjust.
8583 (pass_object_sizes::execute): Adjust.
8584 * tree-object-size.h (fini_object_sizes): Declare.
8586 2017-01-10 Martin Sebor <msebor@redhat.com>
8588 PR tree-optimization/78775
8589 * builtins.c (get_size_range): Move...
8590 * calls.c: ...to here.
8591 (alloc_max_size): Accept zero argument.
8592 (operand_signed_p): Remove.
8593 (maybe_warn_alloc_args_overflow): Call get_size_range.
8594 * calls.h (get_size_range): Declare.
8596 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8598 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8599 from TI's devices.csv file as of September 2016.
8600 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8602 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8604 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8605 * doc/invoke.texi: Likewise.
8606 * doc/md.texi: Likewise.
8607 * doc/objc.texi: Likewise.
8609 2017-01-10 Joshua Conner <joshconner@google.com>
8611 * config/arm/fuchsia-elf.h: New file.
8612 * config/fuchsia.h: New file.
8613 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8614 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8616 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8618 2016-01-10 Richard Biener <rguenther@suse.de>
8620 PR tree-optimization/79034
8621 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8622 Propagate out degenerate PHIs in the joiner.
8624 2017-01-10 Martin Liska <mliska@suse.cz>
8626 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8627 (sort_congruence_classes_by_decl_uid): Likewise.
8628 (sort_congruence_class_groups_by_decl_uid): Likewise.
8629 (sem_item_optimizer::merge_classes): Sort class, groups in these
8630 classes and members in the groups by DECL_UID of declarations.
8631 This would make merge operations stable.
8633 2017-01-10 Martin Liska <mliska@suse.cz>
8635 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8636 usage of m_classes_vec.
8637 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8638 (sem_item_optimizer::get_group_by_hash): Likewise.
8639 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8640 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8641 (sem_item_optimizer::verify_classes): Likewise.
8642 (sem_item_optimizer::process_cong_reduction): Likewise.
8643 (sem_item_optimizer::dump_cong_classes): Likewise.
8644 (sem_item_optimizer::merge_classes): Likewise.
8645 * ipa-icf.h (congruence_class_hash): Rename from
8646 congruence_class_group_hash. Remove declaration of m_classes_vec.
8648 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8650 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8651 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8652 * config.gcc: Add avx512vpopcntdqintrin.h.
8653 * config/i386/avx512vpopcntdqintrin.h: New.
8654 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8655 * config/i386/i386-builtin-types.def: Add new types.
8656 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8657 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8658 __builtin_ia32_vpopcountq_v8di_mask): New.
8659 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8660 __AVX512VPOPCNTDQ__.
8661 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8662 (PTA_AVX512VPOPCNTDQ): Define.
8663 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8664 TARGET_AVX512VPOPCNTDQ_P): Define.
8665 * config/i386/i386.opt: Add mavx512vpopcntdq.
8666 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8667 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8669 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8672 * predict.def (PRED_CALL): Set to 67.
8674 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8676 * expr.c (store_field): In the bitfield case, if the value comes from
8677 a function call and is of an aggregate type returned in registers, do
8678 not modify the field mode; extract the value in all cases if the mode
8679 is BLKmode and the size is not larger than a word.
8681 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8684 * config/i386/cpuid.h: Fix undefined behavior.
8686 2017-01-04 Jeff Law <law@redhat.com>
8688 PR tree-optimization/79007
8689 PR tree-optimization/67955
8690 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8691 conservative for pt.null when flag_non_call_exceptions is on.
8693 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8695 PR translation/79019
8696 PR translation/79020
8697 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8698 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8699 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8701 * config/avr/avr.opt (maccumulate-args): Likewise.
8702 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8703 * common.opt (freport-bug): Likewise.
8704 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8705 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8706 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8707 translatable string.
8708 * config/i386/i386.c (function_value_32): Likewise.
8709 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8710 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8712 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8713 * common/config/msp430/msp430-common.c (msp430_handle_option):
8715 * symtab.c (symtab_node::verify_base): Likewise.
8716 * opts.c (set_debug_level): Likewise.
8717 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8718 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8719 missing whitespace to translatable strings.
8720 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8721 * config/sh/superh.h: Likewise.
8722 * config/i386/xopintrin.h: Likewise.
8723 * config/i386/znver1.md: Likewise.
8724 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8725 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8726 * double-int.h (struct double_int): Likewise.
8727 * double-int.c (div_and_round_double): Likewise.
8728 * wide-int.cc: Likewise.
8729 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8730 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8731 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8732 (crossjumps_occurred): ... this.
8733 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8736 PR tree-optimization/78899
8737 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8738 returning bool return struct loop *, NULL for failure and the new
8740 (versionable_outer_loop_p): Don't version outer loop if it has
8741 dont_vectorized bit set.
8742 (tree_if_conversion): When versioning outer loop, ensure
8743 tree_if_conversion is performed also on the inner loop of the
8744 non-vectorizable outer loop copy.
8745 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8746 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8747 prevent vectorization of it.
8748 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8749 the outer loop vectorization of the non-scalar version is attempted
8750 before vectorization of the inner loop in scalar version. If
8751 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8752 vectorization of its inner loop.
8753 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8754 has 2 inner loops, rename also on edges from bb whose single pred
8755 is outer_loop->header. Fix typo in function comment.
8757 2017-01-09 Martin Sebor <msebor@redhat.com>
8760 * asan.c (asan_emit_stack_protection): Increase local buffer size
8761 to avoid snprintf truncation warning.
8763 2017-01-09 Andrew Pinski <apinski@cavium.com>
8765 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8766 to reference thunderx2t99 for the tuning structure
8767 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8769 (thunderx2t99_extra_costs): This.
8770 * config/aarch64/aarch64-tune.md: Regenerate.
8771 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8772 (vulcan_addrcost_table): This.
8773 (vulcan_regmove_cost): Rename to ...
8774 (thunderx2t99_regmove_cost): This.
8775 (vulcan_vector_cost): Rename to ...
8776 (thunderx2t99_vector_cost): this.
8777 (vulcan_branch_cost): Rename to ...
8778 (thunderx2t99_branch_cost): This.
8779 (vulcan_tunings): Rename to ...
8780 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8781 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8783 2017-01-09 Martin Jambor <mjambor@suse.cz>
8787 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8788 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8789 (propagate_vr_accross_jump_function): Use the above function for all
8790 value range computations for pass-through jump functions and type
8791 converasion from explicit value range values.
8792 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8793 parameters from TYPE_ARG_TYPES.
8794 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8795 (ipa_write_node_info): Stream type of the actual argument.
8796 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8798 2017-01-09 Martin Liska <mliska@suse.cz>
8801 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8802 (lookup_compiler): Do not show error message with have_E.
8804 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8806 PR tree-optimization/78938
8807 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8808 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8809 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8810 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8813 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8815 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8818 2017-01-09 Richard Biener <rguenther@suse.de>
8820 PR tree-optimization/78997
8821 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8822 name condition properly.
8824 2017-01-09 Richard Biener <rguenther@suse.de>
8827 * dwarf2out.c (is_cxx): New overload with context.
8828 (is_naming_typedef_decl): Use it.
8830 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8832 * invoke.texi (Option Summary): Correct spacing in option lists
8833 and add line breaks to fix over-long lines.
8835 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8839 * extend.texi (Common Variable Attributes): Add xref to GCC
8840 Internals manual to explain mode attribute keywords.
8842 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8845 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8846 and Preprocessor Options.
8847 (Options for Linking): Document -pthread here....
8848 (RS/6000 and PowerPC Options): ...not here.
8849 (Solaris 2 Options): ...or here.
8850 * doc/cppopts.texi: Document -pthread.
8852 2017-01-08 Martin Sebor <msebor@redhat.com>
8855 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8856 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8857 New member functions.
8858 (format_directive): Used them.
8860 (pass_sprintf_length::handle_gimple_call): Same.
8861 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8862 to avoid truncation for any argument.
8863 (extract_affine_mul): Same.
8864 * tree.c (get_file_function_name): Same.
8866 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8869 * predict.def (PRED_INDIR_CALL): Set to 86.
8871 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8873 PR preprocessor/54124
8874 * doc/cppopts.texi: Reformat -d subtable to list the full name
8875 of the options. Add cross-reference to the docs for the general
8876 compiler -d options.
8877 * doc/invoke.texi (Developer Options): Add cross-reference to the
8878 preprocessor-specific -d option documentation.
8880 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8882 PR preprocessor/13498
8883 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8884 redudant material, and reflect new command-line options.
8885 (System Headers): Likewise.
8887 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8889 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8890 -isystem, and -idirafter. Copy-edit.
8891 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8892 default for -ftrack-macro-expansion. Delete obsolete and
8893 badly-formatted implementation details about -fdebug-cpp output.
8894 * doc/cppwarnopts.texi: Copy-edit.
8896 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8899 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8900 that the transition from a max line width >= 1<<10 to narrower
8901 lines works correctly.
8903 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8905 * doc/options.texi (PerFunction): New.
8906 * opt-functions.awk (switch_flags): Map both Optimization and
8907 PerFunction to CL_OPTIMIZATION.
8908 * opth-gen.awk: Test for PerFunction flag along with
8910 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8911 it only when the latter is present. Skip those that don't in
8912 the hash function generator.
8913 * common.opt (fvar-tracking): Mark as PerFunction instead of
8915 (fvar-tracking-assignments): Likewise.
8916 (fvar-tracking-assignments-toggle): Likewise.
8917 (fvar-tracking-uninit): Likewise.
8919 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8921 PR translation/79018
8922 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8925 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8928 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8929 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8930 TARGET_LONG_JUMP_TABLE_OFFSETS.
8931 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8932 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8933 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8934 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8935 * config/m68k/m68k.md (tablejump expander): Likewise.
8936 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8937 TARGET_LONG_JUMP_TABLE_OFFSETS.
8938 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8939 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8941 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8942 David Holsgrove <david.holsgrove@xilinx.com>
8944 * common/config/microblaze/microblaze-common.c
8945 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8946 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8948 * config/microblaze/microblaze.c (microblaze_must_save_register)
8949 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8951 (microblaze_eh_return): New function.
8952 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8953 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8954 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8955 * config/microblaze/microblaze.md (eh_return): New pattern.
8957 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8959 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8960 GCC_DIAGNOSTIC_STRINGIFY): Define.
8962 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8964 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8966 * config/arm/arm.md (<mcrr>): New.
8968 * config/arm/arm.c (arm_arch5te): New.
8969 (arm_option_override): Set arm_arch5te.
8970 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8972 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8973 (arm_mcrr_qualifiers): ... this. New.
8974 (MRRC_QUALIFIERS): Define to...
8975 (arm_mrrc_qualifiers): ... this. New.
8976 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8978 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8979 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8980 (MRRCI, mrrc, MRRC): New.
8981 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8982 VUNSPEC_MRRC2): New.
8984 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8986 * config/arm/arm.md (<mcr>): New.
8988 * config/arm/arm.c (arm_coproc_builtin_available): Add
8989 support for mcr, mrc, mcr2 and mrc2.
8990 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8991 (arm_mcr_qualifiers): ... this. New.
8992 (MRC_QUALIFIERS): Define to ...
8993 (arm_mrc_qualifiers): ... this. New.
8994 (MCR_QUALIFIERS): Define to ...
8995 (arm_mcr_qualifiers): ... this. New.
8996 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8998 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8999 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9000 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9003 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9005 * config/arm/arm.md (*ldc): New.
9009 * config/arm/arm.c (arm_coproc_builtin_available): Add
9010 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9011 (arm_coproc_ldc_stc_legitimate_address): New.
9012 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9013 'qualifier_const_pointer'.
9014 (LDC_QUALIFIERS): Define to...
9015 (arm_ldc_qualifiers): ... this. New.
9016 (STC_QUALIFIERS): Define to...
9017 (arm_stc_qualifiers): ... this. New.
9018 * config/arm/arm-protos.h
9019 (arm_coproc_ldc_stc_legitimate_address): New.
9020 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9021 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9022 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9023 stc2, stcl, stc2l): New.
9024 * config/arm/constraints.md (Uz): New.
9025 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9026 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9027 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9028 VUNSPEC_STC2L): New.
9030 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9032 * config/arm/arm.md (<cdp>): New.
9033 * config/arm/arm.c (neon_const_bounds): Rename this ...
9034 (arm_const_bounds): ... this.
9035 (arm_coproc_builtin_available): New.
9036 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9037 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9038 (CDP_QUALIFIERS): Define to...
9039 (arm_cdp_qualifiers): ... this. New.
9041 (arm_expand_builtin_args): Add case for 6 arguments.
9042 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9043 (arm_const_bounds): ... this.
9044 (arm_coproc_builtin_available): New.
9045 * config/arm/arm_acle.h (__arm_cdp): New.
9047 * config/arm/arm_acle_builtins.def (cdp): New.
9049 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9050 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9052 * config/arm/types.md (coproc): New.
9053 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9054 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9055 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9056 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9058 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9060 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9061 (UBINOP_QUALIFIERS): New.
9063 (acle_builtin_data): New. Change comment.
9064 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9065 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9066 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9067 arm_acle_builtins.def.
9068 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9069 (arm_init_acle_builtins): New.
9070 (CRC32_BUILTIN): Remove.
9071 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9072 crc32cb, crc32ch and crc32cw.
9073 (arm_init_crc32_builtins): Remove.
9074 (arm_init_builtins): Use arm_init_acle_builtins rather
9075 than arm_init_crc32_builtins.
9076 (arm_expand_acle_builtin): New.
9077 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9078 * config/arm/arm_acle_builtins.def: New.
9080 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9082 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9083 (arm_builtin_datum): ... this.
9084 (arm_init_neon_builtin): Rename to ...
9085 (arm_init_builtin): ... this. Add a new parameters PREFIX
9086 and USE_SIG_IN_NAME.
9087 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9088 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9089 'arm_builtin_datum'.
9090 (arm_init_vfp_builtins): Likewise.
9091 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9092 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9093 (arm_expand_neon_args): Rename to ...
9094 (arm_expand_builtin_args): ... this. Rename builtin_arg
9095 enum values and differentiate between ARG_BUILTIN_MEMORY
9096 and ARG_BUILTIN_NEON_MEMORY.
9097 (arm_expand_neon_builtin_1): Rename to ...
9098 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9099 values, arm_expand_builtin_args and add bool parameter NEON.
9100 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9101 (arm_expand_vfp_builtin): Likewise.
9102 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9104 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9107 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9108 * predict.c (tree_estimate_probability_bb): Reverse direction of
9109 polymorphic call predictor.
9111 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9113 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9114 (determine_pass_name_match): ...this new function and...
9115 (should_skip_pass_p): ...this new function.
9117 2017-01-06 Nathan Sidwell <nathan@acm.org>
9119 * ipa-visibility.c (function_and_variable_visibility): Reformat
9120 comments and long lines. Remove extrneous if.
9121 * symtab.c (symtab_node::make_decl_local): Fix code format.
9122 (symtab_node::set_section_for_node): Fix comment typo.
9124 2017-01-06 Martin Liska <mliska@suse.cz>
9127 * lra-constraints.c: Rename invariant to lra_invariant.
9128 * predict.c (set_even_probabilities): Initialize e to NULL.
9130 2017-01-05 Martin Sebor <msebor@redhat.com>
9132 PR tree-optimization/78910
9133 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9134 (format_integer): Correct off-by-one error in the handling
9135 of precision with negative numbers in signed conversions..
9137 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9139 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9141 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9143 PR tree-optimization/71016
9144 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9145 factor_out_conditional_conversion. Formatting fix.
9146 (factor_out_conditional_conversion): Add cond_stmt argument.
9147 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9148 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9151 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9153 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9154 read-rtl-function.o, and selftest-rtl.o.
9155 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9156 (selftest::aarch64_test_loading_full_dump): New function.
9157 (selftest::aarch64_run_selftests): New function.
9158 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9159 selftest::aarch64_run_selftests.
9160 * config/i386/i386.c
9161 (selftest::ix86_test_loading_dump_fragment_1): New function.
9162 (selftest::ix86_test_loading_call_insn): New function.
9163 (selftest::ix86_test_loading_full_dump): New function.
9164 (selftest::ix86_test_loading_unspec): New function.
9165 (selftest::ix86_run_selftests): Call the new functions.
9166 * emit-rtl.c (maybe_set_max_label_num): New function.
9167 * emit-rtl.h (maybe_set_max_label_num): New decl.
9168 * function.c (instantiate_decls): Guard call to
9169 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9170 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9172 * gensupport.c (gen_reader::gen_reader): Pass "false"
9173 for new "compact" param of rtx_reader.
9174 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9175 rather than an empty string for NULL strings.
9176 * read-md.c: Potentially include config.h rather than bconfig.h.
9177 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9178 (have_error): New global, copied from errors.c.
9179 (md_reader::read_name): Rename to...
9180 (md_reader::read_name_1): ...this, adding "out_loc" param,
9181 and converting "missing name or number" to returning false, rather
9183 (md_reader::read_name): Reimplement in terms of read_name_1.
9184 (md_reader::read_name_or_nil): New function.
9185 (md_reader::read_string): Handle "(nil)" by returning NULL.
9186 (md_reader::md_reader): Add new param "compact".
9187 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9188 (md_reader::read_file): New method.
9189 * read-md.h (md_reader::md_reader): Add new param "compact".
9190 (md_reader::read_file): New method.
9191 (md_reader::is_compact): New accessor.
9192 (md_reader::read_name): Convert return type from void to file_location.
9193 (md_reader::read_name_or_nil): New decl.
9194 (md_reader::read_name_1): New decl.
9195 (md_reader::m_compact): New field.
9196 (noop_reader::noop_reader): Pass "false" for new "compact" param
9198 (rtx_reader::rtx_reader): Add new "compact" param.
9199 (rtx_reader::read_rtx_operand): Make virtual and convert return
9200 type from void to rtx.
9201 (rtx_reader::read_until): New decl.
9202 (rtx_reader::handle_any_trailing_information): New virtual function.
9203 (rtx_reader::postprocess): New virtual function.
9204 (rtx_reader::finalize_string): New virtual function.
9205 (rtx_reader::m_in_call_function_usage): New field.
9206 (rtx_reader::m_reuse_rtx_by_id): New field.
9207 * read-rtl-function.c: New file.
9208 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9209 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9210 (selftest::verify_three_block_rtl_cfg): New decl.
9211 * read-rtl-function.h: New file.
9212 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9213 For host, include function.h, memmodel.h, and emit-rtl.h.
9214 (one_time_initialization): New function.
9215 (struct compact_insn_name): New struct.
9216 (compact_insn_names): New array.
9217 (find_code): Handle insn codes in compact dumps.
9218 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9219 (bind_subst_iter_and_attr): Likewise.
9220 (add_condition_to_string): Likewise.
9221 (add_condition_to_rtx): Likewise.
9222 (apply_attribute_uses): Likewise.
9223 (add_current_iterators): Likewise.
9224 (apply_iterators): Likewise.
9225 (initialize_iterators): Guard usage of apply_subst_iterator with
9226 #ifdef GENERATOR_FILE.
9227 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9228 (md_reader::read_mapping): Likewise.
9229 (add_define_attr_for_define_subst): Likewise.
9230 (add_define_subst_attr): Likewise.
9231 (read_subst_mapping): Likewise.
9232 (check_code_iterator): Likewise.
9233 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9235 (one_time_initialization): New function.
9236 (rtx_reader::read_until): New method.
9237 (read_flags): New function.
9238 (parse_reg_note_name): New function.
9239 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9240 Handle reuse_rtx ids.
9241 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9242 Add parsing support for RTL dumps, mirroring the special-cases in
9243 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9244 values, and calling handle_any_trailing_information.
9245 (rtx_reader::read_rtx_operand): Convert return type from void
9246 to rtx, returning return_rtx. Handle case 'e'. Call
9247 finalize_string on XSTR and XTMPL fields.
9248 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9249 "(nil)" values were omitted. Call the postprocess vfunc on the
9251 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9252 class ctor. Initialize m_in_call_function_usage. Call
9253 one_time_initialization.
9254 * rtl-tests.c (selftest::test_uncond_jump): Call
9255 set_new_first_and_last_insn.
9256 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9257 * selftest-rtl.c: New file.
9258 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9259 (selftest::get_insn_by_uid): New decl.
9260 * selftest-run-tests.c (selftest::run_tests): Call
9261 read_rtl_function_c_tests.
9262 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9263 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9266 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9268 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9269 operands in a special way. Assert that pos+len <= mode precision.
9271 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9273 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9274 3 argument Alias with unlimited for the negative form.
9275 (fno-vect-cost-model): Removed.
9277 2017-01-05 Martin Liska <mliska@suse.cz>
9279 * hsa-gen.c (gen_hsa_divmod): New function.
9280 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9282 2017-01-05 Martin Liska <mliska@suse.cz>
9285 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9288 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9290 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9291 small constant length operands.
9293 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9295 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9296 between loop iterations.
9298 2017-01-05 Martin Liska <mliska@suse.cz>
9301 * gimplify.c (gimplify_decl_expr): Compare to
9302 asan_poisoned_variables instread of checking flags.
9303 (gimplify_target_expr): Likewise.
9304 (gimplify_expr): Likewise.
9305 (gimplify_function_tree): Conditionally initialize
9306 asan_poisoned_variables.
9308 2017-01-04 Jeff Law <law@redhat.com>
9310 PR tree-optimizatin/78812
9311 * rtl.h (contains_mem_rtx_p): Prototype.
9312 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9313 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9314 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9315 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9316 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9318 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9320 * input.c (assert_char_at_range): Default-initialize actual_range.
9322 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9324 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9325 to match the caller.
9327 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9329 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9330 insns after final jump in test to emit dummy move.
9332 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9334 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9335 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9337 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9339 * multiple_target.c (create_dispatcher_calls): Init e_next.
9340 * tree-ssa-loop-split.c (split_loop): Init border.
9341 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9344 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9349 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9350 (altivec_register_operand): Do not return true if the operand
9351 contains a SUBREG mixing SImode and SFmode.
9352 (vsx_register_operand): Likewise.
9353 (vsx_reg_sfsubreg_ok): New predicate.
9354 (vfloat_operand): Do not return true if the operand contains a
9355 SUBREG mixing SImode and SFmode.
9356 (vint_operand): Likewise.
9357 (vlogical_operand): Likewise.
9358 (gpc_reg_operand): Likewise.
9359 (int_reg_operand): Likewise.
9360 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9361 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9362 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9364 (rs6000_emit_move_si_sf_subreg): New helper function.
9365 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9366 fixup SUBREGs involving SImode and SFmode.
9367 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9368 numbers for the new peephole2 optimization.
9369 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9370 the GLIBC math library that do AND/IOR/XOR operations on single
9371 precision floating point.
9372 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9373 target macros to say whether we need to avoid SUBREGs mixing
9375 (TARGET_ALLOW_SF_SUBREG): Likewise.
9376 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9377 (UNSPEC_SI_FROM_SF): Likewise.
9378 (iorxor): Change spacing.
9379 (and_ior_xor): New iterator for AND, IOR, and XOR.
9380 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9381 (movdi_from_sf_zero_ext): Likewise.
9382 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9383 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9384 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9385 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9386 (fms<mode>4): Likewise.
9387 (fnma<mode>4): Likewise.
9388 (fnms<mode>4): Likewise.
9389 (nfma<mode>4): Likewise.
9390 (nfms<mode>4): Likewise.
9392 2017-01-04 Marek Polacek <polacek@redhat.com>
9395 * doc/invoke.texi: Document -Wpointer-compare.
9397 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9399 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9402 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9403 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9406 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9409 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9410 documentation of the powerpc_popcntb_ok attribute.
9411 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9412 code to issue warning messages if a requested CPU configuration is
9413 not supported by the binary (assembler and loader) toolchain.
9414 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9415 made to define a built-in function that has been disabled.
9416 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9417 made to define a built-in function that has been disabled.
9418 (altivec_init_builtins): Add comment explaining why definition
9419 of the DST built-in functions is not preceded by an assertion
9420 check. Add assertions to prevent ICE if attempts are made to
9421 define an altivec predicate or an abs* built-in function that has
9423 (htm_init_builtins): Add comment explaining why definition of the
9424 htm built-in functions is not preceded by an assertion check.
9426 2017-01-04 Jeff Law <law@redhat.com>
9428 PR tree-optimizatin/67955
9429 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9430 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9431 the points-to solution does not include pt_null. Use DECL_PT_UID
9434 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9436 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9437 Use gen_int_mode instead of gen_lopwart for const_int operands.
9439 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9441 PR tree-optimization/71563
9442 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9443 out of range value - has low bits known to be zero.
9445 2017-01-04 Alan Modra <amodra@gmail.com>
9447 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9448 * configure: Regenerate.
9449 * config.in: Regenerate.
9451 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9454 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9455 a substring of the message, but strcmp with the whole message. Ifdef
9456 ENABLE_NLS, translate the message first using dgettext.
9458 2017-01-03 Jeff Law <law@redhat.com>
9460 PR tree-optimizatin/78856
9461 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9462 (mark_threaded_blocks): Remove code to truncate thread paths that
9463 cross multiple loop headers. Instead invalidate the cached loop
9464 iteration information and handle case of a thread path walking
9465 into an irreducible region.
9467 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9470 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9471 assertions. Add support for doing the signbit if the IEEE 128-bit
9472 floating point value is in a GPR.
9473 * config/rs6000/rs6000.md (Fsignbit): Delete.
9474 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9475 Update the length attribute if the value is in a GPR.
9476 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9477 the sign or zero extension instruction, since the value is always 0/1.
9478 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9481 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9482 extracting SImode to a GPR register so that we can generate a
9483 store, limit the vector to be in a traditional Altivec register
9484 for the vextuwrx instruction.
9486 2017-01-03 Ian Lance Taylor <iant@google.com>
9488 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9490 2017-01-03 Martin Sebor <msebor@redhat.com>
9492 PR tree-optimization/78696
9493 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9494 precision. Use MPFR for %f for greater fidelity. Correct handling
9496 (pass_sprintf_length::compute_format_length): Set width and precision
9497 specified by asrerisk to void_node for vararg functions.
9498 (try_substitute_return_value): Adjust dump output.
9500 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9502 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9504 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9506 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9507 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9508 -mlra/-mno-lra was passed to the compiler.
9510 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9512 PR rtl-optimization/65618
9513 * emit-rtl.c (try_split): Move initialization of "before" and
9514 "after" to just before the call to emit_insn_after_setloc.
9516 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9518 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9520 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9522 * dwarf2out.c (gen_enumeration_type_die): When
9523 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9525 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9527 PR tree-optimization/78965
9528 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9529 Change first argument from const call_info & to call_info &. For %n
9530 set info.nowrite to false.
9533 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9534 possibly throwing calls.
9536 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9537 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9538 and fns handling, rather than in a separate case SSA_NAME.
9540 2017-01-02 Jeff Law <law@redhat.com>
9542 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9543 fixes for first_period and second_period variables.
9545 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9548 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9549 (*insvqi_1): New insn pattern.
9550 (*insvqi_1_mem_rex64): Ditto.
9552 (*insvqi_3): Rename from *insvqi.
9554 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9556 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9558 * doc/cfg.texi (Edges): Remove reference to Java.
9559 (Maintaining the CFG): Ditto.
9561 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9564 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9565 transparent aliases.
9567 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9570 * predict.def (PRED_CALL): Update hitrate.
9571 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9572 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9573 into direct/indirect/polymorphic variants.
9575 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9577 Update copyright years.
9579 * gcc.c (process_command): Update copyright notice dates.
9580 * gcov-dump.c (print_version): Ditto.
9581 * gcov.c (print_version): Ditto.
9582 * gcov-tool.c (print_version): Ditto.
9583 * gengtype.c (create_file): Ditto.
9584 * doc/cpp.texi: Bump @copying's copyright year.
9585 * doc/cppinternals.texi: Ditto.
9586 * doc/gcc.texi: Ditto.
9587 * doc/gccint.texi: Ditto.
9588 * doc/gcov.texi: Ditto.
9589 * doc/install.texi: Ditto.
9590 * doc/invoke.texi: Ditto.
9592 Copyright (C) 2017 Free Software Foundation, Inc.
9594 Copying and distribution of this file, with or without modification,
9595 are permitted in any medium without royalty provided the copyright
9596 notice and this notice are preserved.