1 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
5 (update_effective_level_from_pragmas): ...this new function.
7 2017-05-04 Andrew Waterman <andrew@sifive.com>
9 * config/riscv/riscv.opt (mstrict-align): New option.
10 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
11 (SLOW_UNALIGNED_ACCESS): Define.
12 (riscv_slow_unaligned_access): Declare.
13 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
15 (riscv_slow_unaligned_access): New variable.
16 (rocket_tune_info): Set slow_unaligned_access to true.
17 (optimize_size_tune_info): Set slow_unaligned_access to false.
18 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
19 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
20 (riscv_option_override): Set riscv_slow_unaligned_access.
21 * doc/invoke.texi: Add -mstrict-align to RISC-V.
23 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
25 * config/riscv/riscv.md: Unify indentation.
27 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
32 * config/rs6000/rs6000.md (u code attribute): Add FIX and
34 (extendsi<mode>2): Add support for doing sign extension via
35 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
36 don't have ISA 3.0 instructions.
37 (extendsi<mode>2 splitter): Likewise.
38 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
39 generate the normal insns since SImode can now go in vector
40 registers. Disallow the special UNSPECs needed for previous
41 machines to hide SImode being used. Add new insns
42 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
43 (fix_trunc<mode>si2_stfiwx): Likewise.
44 (fix_trunc<mode>si2_internal): Likewise.
45 (fixuns_trunc<mode>si2): Likewise.
46 (fixuns_trunc<mode>si2_stfiwx): Likewise.
47 (fctiw<u>z_<mode>_smallint): Likewise.
48 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
49 of floating point to 32-bit integer from doing a direct move to
50 the GPR registers to do a store.
51 (fctiwz_<mode>): Break long line.
53 2017-05-05 Bin Cheng <bin.cheng@arm.com>
55 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
56 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
57 (addr_list, addr_offset_valid_p): New.
58 (split_address_groups): Check offset validity with above function.
59 (gt-tree-ssa-loop-ivopts.h): Include header file.
61 2017-05-05 Nathan Sidwell <nathan@acm.org>
63 * config.gcc (arm*-*-*): Add missing 'fi'.
65 2017-05-05 Steve Ellcey <sellcey@cavium.com>
67 * doc/invoke.texi (-fopt-info): Explicitly say order of options
68 included in -fopt-info does not matter.
69 * doc/optinfo.texi (-fopt-info): Fix description of default
70 behavour. Explicitly say order of options included in -fopt-info
73 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
75 * config.gcc: Allow combinations of aprofile and rmprofile values for
77 * config/arm/t-multilib: New file.
78 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
79 variables. Remove setting of ISA and floating-point ABI in
80 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
81 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
82 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
83 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
85 * config/arm/t-rmprofile: Likewise except for the matches changes.
86 * doc/install.texi (--with-multilib-list): Document the combination of
87 aprofile and rmprofile values and warn about pitfalls in doing that.
89 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
91 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
92 (movdi_aarch64): Likewise.
94 2017-05-05 Jakub Jelinek <jakub@redhat.com>
96 PR tree-optimization/80632
97 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
99 (build_arrays): Initialize it for virtual phis.
100 (fix_phi_nodes): Use it for virtual phis.
102 PR tree-optimization/80558
103 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
104 [x, y] op z into [x op, y op z] for op & or | if conditions
107 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
108 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
111 * config/arm/arm.md (use_literal_pool): Remove.
112 (64-bit immediate split): No longer takes cost into consideration
113 if arm_disable_literal_pool is enabled.
114 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
115 used when arm_disable_literal_pool is enabled.
116 (arm_max_const_double_inline_cost): Remove use of
117 arm_disable_literal_pool.
118 (push_minipool_fix): Add assert.
119 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
120 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
121 (no_literal_pool_sf_immediate): New.
123 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
125 PR tree-optimization/80613
126 * tree-ssa-dce.c (propagate_necessity): Remove cases for
127 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
129 2017-05-05 Richard Biener <rguenther@suse.de>
131 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
133 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
135 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
136 of this flag from insn conditions due to removal from r247495.
138 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
140 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
142 (arm_early_store_addr_dep_ptr): Likewise.
143 * config/arm/aarch-common-protos.h
144 (arm_early_load_addr_dep_ptr): Add prototype.
145 (arm_early_store_addr_dep_ptr): Likewise.
146 * config/arm/cortex-a53.md: Add new bypasses.
148 2017-05-05 Jakub Jelinek <jakub@redhat.com>
150 * tree.c (next_type_uid): Change type to unsigned.
151 (type_hash_canon): Decrement back next_type_uid if
152 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
153 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
156 2017-05-04 Martin Sebor <msebor@redhat.com>
158 * builtins.c: Fix a trivial typo in a comment.
161 * builtins.c (check_sizes): Adjust to handle reading past the end.
162 Avoid printing excessive upper bound of ranges. Use %E to print
163 tree nodes instead of converting them to %wu.
164 (expand_builtin_memchr): New function.
165 (compute_dest_size): Rename...
166 (compute_objsize): ...to this.
167 (expand_builtin_memcpy): Adjust.
168 (expand_builtin_mempcpy): Adjust.
169 (expand_builtin_strcat): Adjust.
170 (expand_builtin_strcpy): Adjust.
171 (check_strncat_sizes): Adjust.
172 (expand_builtin_strncat): Adjust.
173 (expand_builtin_strncpy): Adjust and simplify.
174 (expand_builtin_memset): Adjust.
175 (expand_builtin_bzero): Adjust.
176 (expand_builtin_memcmp): Adjust.
177 (expand_builtin): Handle memcmp.
178 (maybe_emit_chk_warning): Check strncat just once.
180 2017-05-04 Martin Sebor <msebor@redhat.com>
182 PR preprocessor/79214
185 * builtins.c (check_sizes): Add inlining context and issue
186 warnings even when -Wno-system-headers is set.
187 (check_strncat_sizes): Same.
188 (expand_builtin_strncat): Same.
189 (expand_builtin_memmove): New function.
190 (expand_builtin_stpncpy): Same.
191 (expand_builtin): Handle memmove and stpncpy.
193 2017-05-04 Bin Cheng <bin.cheng@arm.com>
195 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
196 which is not used any more.
198 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
200 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
202 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
204 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
205 (cortexa53_tunings): Likewise.
206 (cortexa57_tunings): Likewise.
207 (cortexa72_tunings): Likewise.
208 (cortexa73_tunings): Likewise.
210 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
212 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
213 Set loop alignment to 8.
215 2017-05-04 Martin Sebor <msebor@redhat.com>
218 * builtins.c (expand_builtin_object_size): Add missing quoting to
219 %D and like directives.
220 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
221 (hsa_type_for_tree_type): Same.
222 (verify_function_arguments): Same.
223 * symtab.c (symbol_table::change_decl_assembler_name): Same.
224 * varasm.c (get_section): Same.
227 2017-05-04 Martin Sebor <msebor@redhat.com>
230 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
232 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
234 * config/aarch64/aarch64.c (generic_addrcost_table):
235 Change HI/TI mode setting.
237 2017-05-04 Martin Jambor <mjambor@suse.cz>
239 PR tree-optimization/80622
240 * tree-sra.c (comes_initialized_p): New function.
241 (build_accesses_from_assign): Only set write lazily when
242 comes_initialized_p is false.
243 (analyze_access_subtree): Use comes_initialized_p.
244 (propagate_subaccesses_across_link): Assert !comes_initialized_p
245 instead of testing for PARM_DECL.
247 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
249 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
250 constraint on operand 0 to allow more general addressing modes.
251 Adjust output template.
252 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
254 * config/aarch64/aarch64-protos.h
255 (aarch64_address_valid_for_prefetch_p): Declare prototype.
256 * config/aarch64/constraints.md (Dp): New address constraint.
257 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
260 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
262 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
263 update use of estimate_ipcp_clone_size_and_time.
264 (estimate_local_effects): Update use of
265 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
266 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
267 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
268 Return nonspecialized time.
270 2017-05-04 Richard Biener <rguenther@suse.de>
272 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
273 for the last VUSE which def dominates the PHI. Directly call
275 (get_continuation_for_phi_1): Remove.
277 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
279 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
280 to explain the use of truncating division. Cap the number of
281 iterations to the maximum given by nb_iterations_upper_bound,
284 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
286 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
287 * configure: Regenerate.
288 * config.in: Regenerate.
289 * config/i386/driver-mingw32.c: new file.
290 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
291 * config.host: Link driver-mingw32.o on MinGW host.
292 * doc/install.texi: Document new --enable-mingw-wildcard configure
295 2017-05-04 Marek Polacek <polacek@redhat.com>
297 PR tree-optimization/80612
298 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
300 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
301 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
303 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
304 (movt splitter): Likewise.
305 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
306 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
307 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
308 block for Thumb-1 with MOVT.
309 (thumb2_legitimate_address_p): Move code block ...
310 (can_avoid_literal_pool_for_label_p): ... into this new function.
311 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
313 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
314 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
315 "M-profile targets with the MOVT instruction".
317 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
319 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
320 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
321 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
323 2017-05-04 Martin Liska <mliska@suse.cz>
325 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
328 2017-05-04 Richard Biener <rguenther@suse.de>
330 * tree.c (array_at_struct_end_p): Handle arrays at struct
331 end with flexarrays more conservatively. Refactor and treat
332 arrays of arrays or aggregates more strict. Fix
333 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
334 * tree.c (array_at_struct_end_p): Adjust prototype.
335 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
336 * gimple-fold.c (get_range_strlen): Likewise.
337 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
339 2017-05-04 Richard Biener <rguenther@suse.de>
341 PR tree-optimization/31130
342 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
344 (supports_overflow_infinity): Likewise.
345 (is_negative_overflow_infinity): Likewise.
346 (is_positive_overflow_infinity): Likewise.
347 (is_overflow_infinity): Likewise.
348 (stmt_overflow_infinity): Likewise.
349 (overflow_infinity_range_p): Likewise.
350 (usable_range_p): Remove as always returning true.
351 (make_overflow_infinity): Remove.
352 (negative_overflow_infinity): Likewise.
353 (positive_overflow_infinity): Likewise.
354 (avoid_overflow_infinity): Likewise.
355 (set_value_range): Adjust accordingly.
356 (set_value_range_to_nonnegative): Likewise, remove now unused
357 overflow_infinity arg.
358 (vrp_operand_equal_p): Adjust.
359 (update_value_range): Likewise.
360 (range_int_cst_singleton_p): Likewise.
361 (operand_less_p): Likewise.
362 (compare_values_warnv): Likewise.
363 (extract_range_for_var_from_comparison_expr): Likewise.
364 (vrp_int_const_binop): Likewise.
365 (zero_nonzero_bits_from_vr): Likewise.
366 (extract_range_from_multiplicative_op_1): Likewise.
367 (extract_range_from_binary_expr_1): Likewise.
368 (extract_range_from_unary_expr): Likewise.
369 (extract_range_from_comparison): Likewise.
370 (extract_range_basic): Likewise.
371 (adjust_range_with_scev): Likewise.
372 (compare_ranges): Likewise.
373 (compare_range_with_value): Likewise.
374 (dump_value_range): Likewise.
375 (test_for_singularity): Likewise, remove strict_overflow_p parameter
377 (simplify_cond_using_ranges): Adjust.
379 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
381 * brig-builtins.def: Added a builtin for class_f64.
382 * builtin-types.def: Added a builtin type needed by class_f64.
384 2017-05-03 Jason Merrill <jason@redhat.com>
386 * timevar.def: Add TV_CONSTEXPR.
388 2017-05-03 David Malcolm <dmalcolm@redhat.com>
390 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
392 2017-05-03 Martin Jambor <mjambor@suse.cz>
394 * ipa-prop.c (ipa_update_after_lto_read): Removed.
395 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
396 * ipa-cp.c (ipcp_propagate_stage): Do not call
397 ipa_update_after_lto_read.
398 * ipa-inline.c (ipa_inline): Likewise.
400 2017-05-03 Martin Jambor <mjambor@suse.cz>
402 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
403 tag. Added a default constructor and a destructor.
404 (ipa_edge_args_sum_t): New class;
405 (ipa_edge_args_sum): Declare.
406 (ipa_edge_args_vector): Remove declaration.
407 (IPA_EDGE_REF): Use ipa_edge_args_sum.
408 (ipa_free_edge_args_substructures): Remove declaration.
409 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
410 (ipa_edge_args_info_available_for_edge_p): Likewise.
411 * ipa-prop.c (ipa_edge_args_vector): Removed.
412 (edge_removal_hook_holder): Likewise.
413 (edge_duplication_hook_holder): Likewise.
414 (ipa_edge_args_sum): New variable.
415 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
416 ipa_edge_args_vector.
417 (ipa_free_edge_args_substructures): Likewise.
418 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
419 ipa_edge_args_vector.
420 (ipa_edge_removal_hook): Turned into method
421 ipa_edge_args_sum_t::remove.
422 (ipa_edge_duplication_hook): Turned into method
423 ipa_edge_args_sum_t::duplicate.
424 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
425 registering edge hooks.
426 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
427 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
428 ipa_edge_args_sum instead of ipa_edge_args_vector.
429 * ipa-profile.c (ipa_profile): Likewise.
431 2017-05-03 Martin Jambor <mjambor@suse.cz>
433 * symbol-summary.h (function_summary): New method exists.
434 (function_summary::symtab_removal): Deallocate through release.
435 (call_summary): New class.
436 (gt_ggc_mx): New overload.
437 (gt_pch_nx): Likewise.
438 (gt_pch_nx): Likewise.
440 2017-05-03 Jeff Law <law@redhat.com>
442 PR tree-optimization/78496
443 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
444 from simplify_cond_using_ranges. Split off code to walk
445 backwards through casts into ...
446 (simplify_cond_using_ranges_2): New function.
447 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
448 (execute_vrp): After identifying jump threads, call
449 simplify_cond_using_ranges_2.
451 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
454 * ipa-inline.h (inline_summary): Add ctor.
455 (create_ggc): Do not use ggc_cleared_alloc.
457 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
458 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
460 * gcc.c (handle_braces): Support escaping in switch matching
462 * doc/invoke.texi (Spec Files): Document it.
463 Remove superfluous @code markup in items.
465 2017-05-03 David Malcolm <dmalcolm@redhat.com>
467 * diagnostic-show-locus.c (struct column_range): New struct.
468 (get_affected_columns): New function.
469 (get_printed_columns): New function.
470 (struct correction): New struct.
471 (correction::ensure_capacity): New function.
472 (correction::ensure_terminated): New function.
473 (struct line_corrections): New struct.
474 (line_corrections::~line_corrections): New dtor.
475 (line_corrections::add_hint): New function.
476 (layout::print_trailing_fixits): Reimplement in terms of the new
478 (selftest::test_overlapped_fixit_printing): New function.
479 (selftest::diagnostic_show_locus_c_tests): Call it.
481 2017-05-03 Nathan Sidwell <nathan@acm.org>
483 Canonicalize canonical type hashing
484 * tree.h (type_hash_canon_hash): Declare.
485 * tree.c (type_hash_list, attribute_hash_list): Move into
486 type_hash_canon_hash.
487 (build_type_attribute_qual_variant): Break out hash code calc into
488 type_hash_canon_hash.
489 (type_hash_canon_hash): New. Generic type hash computation.
490 (build_range_type_1, build_array_type_1, build_function_type,
491 build_method_type_directly, build_offset_type, build_complex_type,
492 make_vector_type): Call it.
494 2017-05-03 Richard Biener <rguenther@suse.de>
496 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
497 When all DRs have unknown misaligned do not always peel
498 when there is a store but apply the same costing model as if
499 there were only loads.
501 2017-05-03 Richard Biener <rguenther@suse.de>
504 PR tree-optimization/80492
505 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
506 compare_base_decls returning dont-know properly.
508 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
510 * config/arm/iterators.md (CCSI): New mode iterator.
511 (arch): New mode attribute.
512 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
513 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
514 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
515 code iterator for success result mode.
516 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
517 the corresponding new insn generators.
519 2017-05-03 Bin Cheng <bin.cheng@arm.com>
522 2017-05-02 Bin Cheng <bin.cheng@arm.com>
523 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
525 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
527 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
528 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
529 (DDR_A): Wrap DDR argument in brackets.
530 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
531 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
532 (DDR_REVERSED_P): Likewise.
534 2017-05-03 Jakub Jelinek <jakub@redhat.com>
536 PR tree-optimization/79472
537 * tree-switch-conversion.c (struct switch_conv_info): Add
538 contiguous_range and default_case_nonstandard fields.
539 (collect_switch_conv_info): Compute contiguous_range and
540 default_case_nonstandard fields, don't clear final_bb if
541 contiguous_range and only the default case doesn't have the required
543 (check_all_empty_except_final): Set default_case_nonstandard instead
544 of failing if contiguous_range and the default case doesn't have empty
546 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
547 and only the default case doesn't have the required constants. Skip
549 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
550 if default_case_nonstandard.
551 (build_constructors): Build constant 1 just once. Assert that default
552 values aren't inserted in between cases if contiguous_range. Skip
554 (build_arrays): Skip virtual phis.
555 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
556 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
558 (gen_inbound_check): Handle default_case_nonstandard case.
559 (process_switch): Adjust check_final_bb caller. Call
560 gather_default_values with the first non-default case instead of
561 default case if default_case_nonstandard.
563 2017-05-02 Nathan Sidwell <nathan@acm.org>
565 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
566 check. Fix formatting.
568 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
570 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
571 errors when comparing specialized and unspecialized times.
573 2017-05-02 David Malcolm <dmalcolm@redhat.com>
575 * diagnostic-show-locus.c
576 (layout::should_print_annotation_line_p): Make private.
577 (layout::print_annotation_line): Make private.
578 (layout::annotation_line_showed_range_p): Make private.
579 (layout::show_ruler): Make private.
580 (layout::print_source_line): Make private. Pass in line and
581 line_width, rather than calling location_get_source_line. Drop
583 (layout::print_leading_fixits): New method.
584 (layout::print_any_fixits): Rename to...
585 (layout::print_trailing_fixits): ...this, and make private.
586 Don't print newline fixits.
587 (diagnostic_show_locus): Move logic for printing one row into...
588 (layout::print_line): ...this new function. Move the
589 location_get_source_line call and error-handling from
590 print_source_line to here. Call print_leading_fixits, and rename
591 print_any_fixits to print_trailing_fixits.
592 (selftest::test_fixit_insert_containing_newline): Update now that
593 newlines are partially supported.
594 (selftest::test_fixit_insert_containing_newline_2): New test.
595 (selftest::test_fixit_replace_containing_newline): Update comments.
596 (selftest::diagnostic_show_locus_c_tests): Call the new test.
597 * edit-context.c (class added_line): New class.
598 (class edited_line): Describe newline handling in comment.
599 (edited_line::actually_edited_p): New method.
600 (edited_line::print_content): Delete redundant decl.
601 (edited_line::m_predecessors): New field.
602 (edited_file::print_content): Call edited_line::print_content.
603 (edited_file::print_diff): Update to support newlines.
604 (edited_file::print_diff_hunk): Likewise.
605 (edited_file::print_run_of_changed_lines): New function.
606 (edited_file::print_diff_line): Convert to...
607 (print_diff_line): ...this.
608 (edited_file::get_effective_line_count): New function.
609 (edited_line::edited_line): Initialize new field m_predecessors.
610 (edited_line::~edited_line): Clean up m_predecessors.
611 (edited_line::apply_fixit): Handle newlines.
612 (edited_line::get_effective_line_count): New function.
613 (edited_line::print_content): New function.
614 (edited_line::print_diff_lines): New function.
615 (selftest::test_applying_fixits_insert_containing_newline): New
617 (selftest::test_applying_fixits_replace_containing_newline): New
619 (selftest::insert_line): New function.
620 (selftest::test_applying_fixits_multiple_lines): Add example of
622 (selftest::edit_context_c_tests): Call the new tests.
624 2017-05-02 Bin Cheng <bin.cheng@arm.com>
626 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
627 parameter cand. Update dump information.
628 (get_computation_cost): Update uses.
630 2017-05-02 Bin Cheng <bin.cheng@arm.com>
632 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
633 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
634 (get_computation_at, rewrite_use_address): Update use of
637 2017-05-02 Bin Cheng <bin.cheng@arm.com>
639 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
640 (get_computation): Delete.
641 (get_computation_cost): Implement like get_computation_cost_at.
642 Use get_computation_at.
643 (get_computation_cost_at): Delete.
644 (rewrite_use_nonlinear_expr): Use get_computation_at.
645 (rewrite_use_compare, remove_unused_ivs): Ditto.
647 2017-05-02 Bin Cheng <bin.cheng@arm.com>
649 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
651 2017-05-02 Bin Cheng <bin.cheng@arm.com>
653 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
654 (ivopts_global_cost_for_size): Rename parameter and update uses.
655 (iv_ca_recount_cost): Update uses.
656 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
657 candidates seperately in n_invs and n_cands.
658 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
660 2017-05-02 Bin Cheng <bin.cheng@arm.com>
662 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
663 (find_inv_vars_cb): New.
664 (find_depends): Renamed to ...
665 (find_inv_vars): ... this.
666 (add_candidate_1, force_var_cost): Call find_inv_vars.
667 (split_address_cost, determine_group_iv_cost_cond): Ditto.
669 2017-05-02 Bin Cheng <bin.cheng@arm.com>
671 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
672 inv_vars. Add inv_exprs.
673 (struct iv_cand): Rename depends_on to inv_vars.
674 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
675 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
676 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
677 (dump_cand): Dump inv_vars.
678 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
679 (record_invariant, find_depends, add_candidate_1): Ditto.
680 (set_group_iv_cost, force_var_cost): Ditto.
681 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
682 (get_computation_cost_at, get_computation_cost): Ditto.
683 (determine_group_iv_cost_generic): Ditto.
684 (determine_group_iv_cost_address): Ditto.
685 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
686 (determine_group_iv_costs): Ditto.
687 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
688 (iv_ca_set_remove_invariants): Renamed to ...
689 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
690 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
691 (iv_ca_set_add_invariants): Renamed to ...
692 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
693 (iv_ca_set_cp): Use iv_ca_set_add_invs.
694 (iv_ca_has_deps): Support inv_vars and inv_exprs.
695 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
696 (create_new_ivs): Remove useless dump.
698 2017-05-02 Bin Cheng <bin.cheng@arm.com>
700 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
702 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
703 (iv_ca_set_no_cp, create_new_iv): Ditto.
705 2017-05-02 Bin Cheng <bin.cheng@arm.com>
707 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
709 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
711 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
712 function tree_check2.
714 2017-05-02 Martin Liska <mliska@suse.cz>
716 * doc/gcov.texi: Add missing preposition.
717 * gcov.c (function_info::function_info): Properly fill up
718 all member variables.
720 2017-05-02 Tamar Christina <tamar.christina@arm.com>
722 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
724 2017-05-02 Tamar Christina <tamar.christina@arm.com>
726 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
728 2017-05-02 Martin Liska <mliska@suse.cz>
731 * lto-streamer-in.c (lto_read_tree_1): Remove
733 * lto-streamer.c (struct tree_hash_entry): Likewise.
734 (struct tree_entry_hasher): Likewise.
735 (tree_entry_hasher::hash): Likewise.
736 (tree_entry_hasher::equal): Likewise.
737 (lto_streamer_init): Likewise.
738 (lto_orig_address_map): Likewise.
739 (lto_orig_address_get): Likewise.
740 (lto_orig_address_remove): Likewise.
741 * lto-streamer.h: Likewise.
742 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
743 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
745 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
747 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
748 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
749 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
750 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
751 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
752 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
753 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
754 (mm_maskz_sub_ss): New intrinsics.
755 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
756 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
757 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
758 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
759 (__builtin_ia32_subss_mask_round): New builtins.
760 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
761 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
762 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
764 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
765 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
767 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
770 2017-05-02 Martin Jambor <mjambor@suse.cz>
772 PR tree-optimization/78687
773 * tree-sra.c (access): New field parent.
774 (process_subtree_disqualification): New function.
775 (disqualify_candidate): Call it.
776 (build_accesses_from_assign): Reset write flag if creating an
778 (build_access_subtree): Fill in parent field and also prpagate
780 (create_artificial_child_access): New parameter set_grp_write, set
781 grp_write to its value.
782 (propagate_subaccesses_across_link): Also propagate grp_write flag
784 (propagate_all_subaccesses): Push the closest parent back to work
785 queue if add_access_to_work_queue returned true.
787 2017-05-02 Richard Biener <rguenther@suse.de>
789 * common.opt (fstrict-overflow): Alias negative to fwrapv.
790 * doc/invoke.texi (fstrict-overflow): Remove all traces of
791 -fstrict-overflow documentation.
792 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
793 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
794 flag_strict_overflow.
795 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
796 * lto-opts.c (lto_write_options): Do not stream it.
797 * lto-wrapper.c (merge_and_complain): Do not handle it.
798 * opts.c (default_options_table): Do not set -fstrict-overflow.
799 (finish_options): Likewise do not clear it when sanitizing.
800 * simplify-rtx.c (simplify_const_relational_operation): Do not
801 test flag_strict_overflow.
803 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
805 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
806 using enabled attribute.
807 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
808 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
809 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
810 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
811 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
812 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
813 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
814 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
815 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
816 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
818 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
822 2017-05-02 Richard Biener <rguenther@suse.de>
824 PR tree-optimization/80591
826 2017-04-10 Richard Biener <rguenther@suse.de>
828 * tree-ssa-structalias.c (find_func_aliases): Properly handle
831 2017-05-02 Richard Biener <rguenther@suse.de>
833 PR tree-optimization/80549
834 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
835 (cleanup_tree_cfg_noloop): Create forwarders to known loop
836 headers if they do not have a preheader.
838 2017-05-02 Martin Liska <mliska@suse.cz>
841 * common.opt: Fix typo.
842 * doc/invoke.texi: Likewise.
844 2017-05-01 Jan Beulich <jbeulich@suse.com>
846 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
847 swapping, add (x,x,m,x,n) alternative.
849 2017-05-01 Nathan Sidwell <nathan@acm.org>
851 * calls.c (combine_pending_stack_adjustment_and_call): Remove
852 unnecessary unadjusted_alignment check.
854 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
857 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
859 * gimplify.c (gimplify_cilk_detach): New function.
860 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
861 * tree-core.h: Document EXPR_CILK_SPAWN.
862 * tree.h (EXPR_CILK_SPAWN): Define.
864 2017-05-01 David Malcolm <dmalcolm@redhat.com>
866 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
867 to use new fixit_hint representation, using the "replace" logic.
868 (get_line_span_for_fixit_hint): Likewise.
869 (layout::print_any_fixits): Likewise.
870 (selftest::test_one_liner_many_fixits): Rename to...
871 (selftest::test_one_liner_many_fixits_1): ...this, and update
872 comment and expected output to reflect that the multiple fix-it
873 hints are now consolidated into one insertion.
874 (selftest::test_one_liner_many_fixits_2): New test.
875 (selftest::test_diagnostic_show_locus_one_liner): Update for
877 (selftest::test_fixit_consolidation): Update for fix-it API
879 * diagnostic.c (print_parseable_fixits): Likewise.
880 * edit-context.c (edited_line::m_line_events): Convert from
881 auto_vec <line_event *> to auto_vec <line_event>.
882 (class line_event): Convert from abstract base class to a concrete
883 class, taking over the role of replace_event.
884 (class insert_event): Delete.
885 (class replace_event): Rename to class line_event. Convert to
887 (edit_context::add_fixits): Reimplement.
888 (edit_context::apply_insert): Delete.
889 (edit_context::apply_replace): Rename to...
890 (edit_context::apply_fixit): ...this. Convert to half-open range.
891 (edited_file::apply_insert): Delete.
892 (edited_file::apply_replace): Rename to...
893 (edited_file::apply_fixit): ...this.
894 (edited_line::~edited_line): Drop deletion of events.
895 (edited_line::apply_insert): Delete.
896 (edited_line::apply_replace): Rename to...
897 (edited_line::apply_fixit): ...this. Convert to half-open range.
898 Update for change to type of m_line_events.
899 * edit-context.h (edit_context::apply_insert): Delete.
900 (edit_context::apply_replace): Rename to...
901 (edit_context::apply_fixit): ...this.
903 2017-05-01 Martin Sebor <msebor@redhat.com>
905 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
908 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
912 __get_cpuid_max returns 0.
913 (__get_cpuid_count): Ditto.
915 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
917 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
918 replacement expression is another instance of one of its arguments.
920 2017-05-01 Jakub Jelinek <jakub@redhat.com>
923 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
924 check for stack push/pop autoinc.
925 * config/i386/i386.c (ix86_agi_dependent): Return false
926 if the only reason why modified_in_p returned true is that
927 addr is SP based and set_insn is a push or pop.
929 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
931 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
934 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
937 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
938 (account_size_time): Use two predicates - exec_pred and
940 (evaluate_conditions_for_known_args): Compute both clause and
942 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
943 (inline_summary_t::duplicate): Update.
944 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
946 (compute_inline_parameters): Likewise.
947 (estimate_edge_size_and_time): Update caluclation of time.
948 (estimate_node_size_and_time): Compute both time and nonspecialized
950 (estimate_ipcp_clone_size_and_time): Update.
951 (inline_merge_summary): Update.
952 (do_estimate_edge_time): Update.
953 (do_estimate_edge_size): Update.
954 (do_estimate_edge_hints): Update.
955 (inline_read_section, inline_write_summary): Stream both new predicates.
956 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
958 (compute_inlined_call_time): Cleanup.
959 (big_speedup_p): Update.
960 (edge_badness): Update.
961 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
962 (size_time_entry): Replace predicate by exec_predicate and
964 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
965 (estimate_edge_time): Return also nonspec_time.
966 (reset_edge_growth_cache): Update.
968 2017-04-29 Jakub Jelinek <jakub@redhat.com>
970 PR rtl-optimization/80491
971 * ifcvt.c (noce_process_if_block): When looking for x setter
972 with missing else_bb, don't check only the insn right before
973 cond_earliest, but look for the last insn that x is modified in
976 PR rtl-optimization/80491
977 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
979 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
981 PR tree-optimization/80487
982 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
984 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
986 PR tree-optimization/79697
987 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
988 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
989 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
991 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
992 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
994 2017-04-28 Martin Sebor <msebor@redhat.com>
996 PR tree-optimization/80523
997 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
998 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1000 (maybe_warn, format_directive, parse_directive): Use new functions.
1001 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1003 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1005 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1007 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1009 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1010 target_header_dir): Set correctly.
1011 * configure: Regenerated.
1012 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1013 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1014 instead of SYSTEM_HEADER_DIR.
1016 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1018 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1019 (estimate_local_effects): Likewise.
1020 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1021 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1022 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1023 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1024 do_estimate_edge_time, estimate_edge_time): Likewise.
1025 * ipa-inline-analysis.c (estimate_node_size_and_time,
1026 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1027 (estimate_time_after_inlining): Remove.
1029 2017-04-28 Martin Liska <mliska@suse.cz>
1031 * doc/gcov.texi: Enhance documentation of gcov.
1033 2017-04-28 Martin Liska <mliska@suse.cz>
1035 * doc/gcov.texi: Sort options in alphabetic order.
1036 * doc/gcov-dump.texi: Likewise.
1037 * doc/gcov-tool.texi: Likewise.
1038 * gcov.c (print_usage): Likewise.
1039 * gcov-dump.c (print_usage): Likewise.
1040 * gcov-tool.c (print_merge_usage_message): Likewise.
1041 (print_rewrite_usage_message): Likewise.
1042 (print_overlap_usage_message): Likewise.
1044 2017-04-28 Martin Liska <mliska@suse.cz>
1046 PR gcov-profile/53915
1047 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1049 2017-04-28 Martin Liska <mliska@suse.cz>
1051 PR gcov-profile/79891
1052 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1053 is marked by compiler as living on a line.
1054 (get_cycles_count): Remove usage of the union.
1055 (output_intermediate_file): Likewise.
1056 (find_source): Fix GNU coding style.
1057 (accumulate_line_counts): Remove old non-all block mode.
1058 (output_lines): Remove usage of the union.
1059 * profile.c (output_location): Include all BBs, even if
1060 belonging to a same line (and file) as a previous BB.
1062 2017-04-28 Martin Liska <mliska@suse.cz>
1064 * gcov.c (process_args): Handle new argument 'w'.
1065 (read_graph_file): Assign ID to BBs.
1066 (output_branch_count): Display BB # if verbose flag is set.
1067 (output_lines): Likewise for arcs.
1068 (print_usage): Add '--verbose' option help.
1069 * doc/gcov.texi: Document --verbose (-w) option.
1071 2017-04-28 Martin Liska <mliska@suse.cz>
1073 * gcov.c (struct block_location_info): New struct.
1074 (process_file): Fill up the new structure.
1075 (read_graph_file): Replace usage of encoding by the newly added
1077 (add_line_counts): Likewise.
1078 (accumulate_line_counts): Remove usage of the union.
1079 (function_info::function_info): New function.
1080 (function_info::~function_info): Likewise.
1081 (process_file): Call delete instead of release_function.
1082 (release_function): Release the function.
1083 (release_structures): Call delete instead of release_function.
1084 (solve_flow_graph): Replace usage of num_blocks.
1085 (find_exception_blocks): Likewise.
1086 (output_lines): Fix GNU coding style.
1088 2017-04-28 Martin Liska <mliska@suse.cz>
1091 * coverage.c (coverage_remove_note_file): New function.
1092 * coverage.h: Declare the function.
1093 * toplev.c (finalize): Clean if an error has been seen.
1095 2017-04-28 Martin Liska <mliska@suse.cz>
1097 PR gcov-profile/80031
1098 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1099 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1100 * gcov.c (read_graph_file): Read just number of blocks.
1101 * profile.c (branch_prob): Do not stream 0 flags per a basic
1104 2017-04-28 Martin Liska <mliska@suse.cz>
1106 * gcov-dump.c (tag_*): Add new argument to declarations.
1107 (dump_gcov_file): Likewise.
1108 (tag_blocks): Add and use new argument depth.
1109 (tag_arcs): Likewise.
1110 (tag_lines): Likewise.
1111 (tag_counters): Likewise.
1112 (tag_summary): Likewise.
1113 (dump_working_sets): Use depth to do a proper indentation.
1115 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1118 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1119 * symtab.c (symtab_node::debug_symtab): Move definition here.
1121 2017-04-28 Richard Biener <rguenther@suse.de>
1123 * lto-streamer.h (LTO_major_version): Bump to 7.
1125 2017-04-28 Richard Biener <rguenther@suse.de>
1127 * tree-vrp.c (assert_info): New struct.
1128 (add_assert_info): New helper.
1129 (register_edge_assert_for_2): Refactor to add asserts to a vector
1131 (register_edge_assert_for_1): Likewise.
1132 (register_edge_assert_for): Likewise.
1133 (finish_register_edge_assert_for): New helper actually registering
1134 asserts where live on edge.
1135 (find_conditional_asserts): Adjust.
1136 (find_switch_asserts): Likewise.
1137 (evrp_dom_walker::try_find_new_range): Generalize.
1138 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1140 2017-04-27 Marek Polacek <polacek@redhat.com>
1143 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1144 arg10 and arg11 to itype.
1146 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1148 * doc/extend.texi (Object Size Checking): Improve grammar.
1150 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1153 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1154 that the logic for permitting reciprocal estimates matches that
1157 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1160 * tree.c (type_cache_hasher::equal): Only compare
1161 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1162 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1163 non-aggregate element types.
1164 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1165 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1167 2017-04-27 Richard Biener <rguenther@suse.de>
1170 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1171 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1172 keeping a reference to a trailing array.
1174 2017-04-27 Richard Biener <rguenther@suse.de>
1177 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1178 being in loop-closed SSA form conservatively.
1179 (chrec_fold_multiply_poly_poly): Likewise.
1181 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1184 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1185 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1187 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1190 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1191 (aarch64_function_arg_alignment): Return unsigned int again, but still
1192 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1193 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1194 Don't emit -Wpsabi note.
1195 (aarch64_function_arg_boundary): Likewise.
1196 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1199 2017-04-26 Nathan Sidwell <nathan@acm.org>
1201 * tree.h (crc32_unsigned_n): Declare.
1202 (crc32_unsigned, crc32_unsigned): Make inline.
1203 * tree.c (crc32_unsigned_bits): Replace with ...
1204 (crc32_unsigned_n): ... this.
1205 (crc32_unsigned, crc32_byte): Remove.
1206 (crc32_string): Remove unnecessary braces.
1208 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1210 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1211 * ipa-inline-analysis.c (MAX_TIME): Remove.
1212 (account_size_time): Use sreal for time.
1213 (dump_inline_summary): Update.
1214 (estimate_function_body_sizes): Update.
1215 (estimate_edge_size_and_time): Update.
1216 (estimate_calls_size_and_time): Update.
1217 (estimate_node_size_and_time): Update.
1218 (inline_merge_summary): Update.
1219 (inline_update_overall_summary): Update.
1220 (estimate_time_after_inlining): Update.
1221 (inline_read_section): Update.
1222 (inline_write_summary): Update.
1223 * ipa-inline.c (compute_uninlined_call_time): Update.
1224 (compute_inlined_call_time): Update.
1225 (recursive_inlining): Update.
1226 (inline_small_functions): Update.
1227 (dump_overall_stats): Update.
1228 * ipa-inline.h: Include sreal.h.
1229 (size_time_entry): Turn time to sreal.
1230 (inline_summary): Turn self_time nad time to sreal.
1232 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1234 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1236 (sreal::stream_out, sreal::stream_in): New.
1237 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1239 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1241 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1244 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1249 (dimode_scalar_chain::compute_convert_gain): Ditto.
1250 (dimode_scalar_chain::make_vector_copies): Ditto.
1251 (dimode_scalar_chain::convert_reg): Ditto.
1252 (dimode_scalar_chain::convert_insn): Ditto.
1253 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1254 (VI248_AVX512BW_1): New mode iterator.
1255 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1256 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1259 2017-04-25 Martin Sebor <msebor@redhat.com>
1261 PR tree-optimization/80497
1262 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1263 constants are representable in HOST_WIDE_INT.
1264 (parse_directive): Ditto.
1266 2017-04-25 Martin Sebor <msebor@redhat.com>
1269 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1270 (new_zero_array): Adjust signature.
1271 (dom_info::dom_init): Used unsigned rather that size_t.
1272 (dom_info::dom_info): Same.
1274 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1275 Jakub Jelinek <jakub@redhat.com>
1278 * config/arm/arm.c: Include gimple.h.
1279 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1280 returns negative, increment ncrn only if it returned positive.
1281 (arm_needs_doubleword_align): Return int instead of bool,
1282 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1283 members, but if there is any such non-FIELD_DECL
1284 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1285 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1286 returns negative, increment nregs only if it returned positive.
1287 (arm_setup_incoming_varargs): Likewise.
1288 (arm_function_arg_boundary): Emit -Wpsabi note if
1289 arm_needs_doubleword_align returns negative, return
1290 DOUBLEWORD_ALIGNMENT only if it returned positive.
1292 2017-04-25 Marek Polacek <polacek@redhat.com>
1295 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1296 first argument to type.
1298 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1301 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1302 type checks to test for compatibility instead of equality.
1304 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1305 Jakub Jelinek <jakub@redhat.com>
1308 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1310 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1311 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1312 the alignment computation, but return their maximum in warn_alignment.
1313 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1314 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1316 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1317 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1320 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1322 * config/arc/simdext.md (dmpyh): Fix typo.
1324 2017-04-25 Richard Biener <rguenther@suse.de>
1326 PR tree-optimization/80492
1327 * alias.c (compare_base_decls): Handle registers with asm
1328 specification conservatively.
1329 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1330 compare_base_decls returning dont-know properly.
1332 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1334 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1335 (legitimate_offset_address_p): New function.
1336 (arc_legitimate_address_p): Use above function.
1338 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1340 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1342 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1344 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1345 ACCH registers whenever they are available.
1347 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1349 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1350 double regs fix when not used.
1352 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1354 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1356 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1357 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1359 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1361 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1362 when emitting short ADD instructions.
1364 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1366 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1368 (cmpsi_cc_c_insn): Likewise.
1369 (cbranchsi4_scratch): Compute proper instruction length using
1370 compact_hreg_operand.
1371 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1373 2017-04-25 Richard Biener <rguenther@suse.de>
1376 * passes.c (pass_manager::pass_manager): Initialize
1379 2017-04-25 Richard Biener <rguenther@suse.de>
1381 PR tree-optimization/79201
1382 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1384 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1387 * config/s390/vector.md: Split MEM->GPR vector moves for
1388 non-s_operand addresses.
1390 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1393 * config/s390/predicates.md (reload_const_wide_int_operand): New
1395 * config/s390/s390.md ("movti"): Remove d/P alternative.
1396 ("movti_bigconst"): New pattern definition.
1398 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1401 * s390-protos.h (s390_expand_cs_hqi): Removed.
1402 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1403 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1404 modes as well as CCZ1mode and CCZmode.
1405 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1406 signature of s390_emit_compare_and_swap.
1407 (s390_expand_cs_hqi): Likewise, make static.
1408 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1409 compare-and-swap, in some cases.
1410 (s390_expand_cs): Wrapper function.
1411 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1413 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1414 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1415 patterns for small and large integers. Forbid symref memory operands.
1416 Move expander to s390.c. Require cc register.
1417 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1418 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1419 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1420 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1421 symref memory operands. Remove CC mode and call s390_match_ccmode
1423 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1425 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1427 * config/s390/s390.md (define_peephole2): New peephole to help
1428 combining the load-and-test pattern with volatile memory.
1430 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1432 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1433 with CCZmode for TARGET_Z196.
1435 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1437 PR rtl-optimization/80501
1438 * combine.c (make_compound_operation_int): Set subreg_code to SET
1439 even for AND with mask of the sign bit of mode.
1441 PR rtl-optimization/80500
1442 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1443 sum's initial value.
1445 2017-04-25 Julian Brown <julian@codesourcery.com>
1446 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1448 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1450 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1452 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1454 2017-04-25 Julian Brown <julian@codesourcery.com>
1455 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1457 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1458 (thunderx2t99_sha): New Reservation.
1460 2017-04-25 Julian Brown <julian@codesourcery.com>
1461 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1463 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1464 type for 1-element load.
1466 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1468 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1470 2017-04-24 Martin Jambor <mjambor@suse.cz>
1472 PR tree-optimization/80293
1473 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1474 char arrays not totally scalarizable if it is false.
1475 (analyze_all_variable_accesses): Pass correct value in the new
1476 parameter. Add a statistics counter.
1478 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1481 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1483 2017-04-24 Richard Biener <rguenther@suse.de>
1485 PR tree-optimization/80494
1486 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1487 out for complex types.
1489 2017-04-24 Richard Biener <rguenther@suse.de>
1491 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1492 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1493 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1494 (DFS): Adjust and never fail.
1495 (sccvn_dom_walker::fail): Remove.
1496 (sccvn_dom_walker::before_dom_children): Adjust.
1497 (run_scc_vn): Likewise and never fail.
1498 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1499 (pass_fre::execute): Likewise.
1501 2017-04-24 Richard Biener <rguenther@suse.de>
1503 PR tree-optimization/79725
1504 * tree-ssa-sink.c (statement_sink_location): Return whether
1505 failure reason was zero uses. Move that check later.
1506 (sink_code_in_bb): Deal with zero uses by removing the stmt
1509 2017-04-24 Richard Biener <rguenther@suse.de>
1512 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1513 pointer-based references.
1515 2017-04-24 Richard Biener <rguenther@suse.de>
1518 * pass_manager.h (pass_manager::operator new): Remove.
1519 (pass_manager::operator delete): Likewise.
1520 * passes.c (pass_manager::operator new): Remove.
1521 (pass_manager::operator delete): Likewise.
1522 (pass_manager::pass_manager): Zero individual pass members.
1524 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1528 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1529 Check "XEXP (src, 1)" operand here.
1530 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1531 Check "XEXP (src, 1)" operand here.
1532 (dimode_scalar_chain::make_vector_copies): Detect count register
1533 of a shift instruction. Zero extend count register from QImode
1534 to DImode to satisfy vector shift pattern count operand predicate.
1535 Substitute vector shift count operand with a DImode copy.
1536 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1539 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1542 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1543 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1544 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1545 (UNSPEC_NOREX_MEM): Remove definition.
1547 2017-04-21 Richard Biener <rguenther@suse.de>
1549 PR tree-optimization/79547
1550 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1551 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1552 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1553 without any constraints.
1555 2017-04-21 Richard Biener <rguenther@suse.de>
1557 PR tree-optimization/78847
1558 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1560 2017-04-21 Richard Biener <rguenther@suse.de>
1562 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1563 (build_distinct_type_copy): Likewise.
1564 (build_variant_type_copy): Likewise.
1565 * tree.c (build_qualified_type): Pass down mem-stat info.
1566 (build_distinct_type_copy): Likewise.
1567 (build_variant_type_copy): Likewise.
1569 2017-04-21 Richard Biener <rguenther@suse.de>
1571 PR tree-optimization/80237
1572 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1574 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1575 for a simplified result.
1577 2016-04-21 Richard Biener <rguenther@suse.de>
1579 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1580 sth as strict as a simple_iv but a chrec without symbols and an
1581 operand defined in the loop we are peeling (and not some subloop).
1582 (propagate_constants_for_unrolling): Propagate all constants.
1584 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.c (print_reg): Remove assert for disalowed
1588 regno values, call output_operand_lossage instead.
1590 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/constraints.md (Yc): New register constraint.
1594 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1595 Use Yc constraint for alternative 2 of operand 0. Remove
1596 preferred_for_speed attribute.
1598 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1600 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1601 lastprivate clauses in SIMT case.
1603 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1605 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1607 2017-04-20 Richard Biener <rguenther@suse.de>
1609 PR tree-optimization/57796
1610 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1612 (vect_model_load_cost): Cost gathers as N scalar loads.
1614 2017-04-20 Richard Biener <rguenther@suse.de>
1616 * ggc-page.c (ggc_allocated_p): Rename to ...
1617 (safe_lookup_page_table_entry): ... this and return the lookup
1619 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1621 2017-04-20 Richard Biener <rguenther@suse.de>
1623 PR tree-optimization/80453
1624 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1625 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1626 from the conditions.
1627 (vn_phi_eq): Pass them down.
1628 (vn_phi_lookup): Record them.
1629 (vn_phi_insert): Likewise.
1631 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1633 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1634 uninitialized variable warning to avoid buffer overrun.
1636 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1639 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1640 is suppressed for '{ 0 }' in C.
1642 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1644 * BASE-VER: Set to 8.0.0.
1646 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1648 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1649 priority .init_array and .fini_array section with SECTION_NOTYPE
1652 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1655 * tree.h (build_array_type): Add typeless_storage default argument.
1656 * tree.c (type_cache_hasher::equal): Also compare
1657 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1658 (build_array_type): Add typeless_storage argument, set
1659 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1661 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1662 (build_array_type): Likewise. Add typeless_storage argument.
1664 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1665 Jakub Jelinek <jakub@redhat.com>
1667 PR tree-optimization/80426
1668 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1669 operation on symbolic operands, also compute the overflow for the
1670 invariant part when the operation degenerates into a negation.
1672 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1675 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1676 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1679 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1681 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1684 * config/avr/avr.c (tree.h): Include it.
1685 (cgraph.h): Include it.
1686 (avr_encode_section_info): Don't warn for uninitialized progmem
1687 variable if it's just an alias.
1689 2017-04-19 Richard Biener <rguenther@suse.de>
1692 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1693 when needed by AutoPGO.
1695 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1698 * doc/lto.texi: Remove an extra 'that'.
1700 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1702 PR rtl-optimization/80429
1703 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1704 are only used in debug insns.
1706 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1707 Vladimir Makarov <vmakarov@redhat.com>
1709 * config/sparc/predicates.md (input_operand): Add comment. Return
1710 true for any memory operand when LRA is in progress.
1711 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1713 2017-04-18 Jeff Law <law@redhat.com>
1716 * mips.md ({return,simple_return}_internal): Do not overwrite
1719 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1721 PR tree-optimization/80443
1722 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1723 instead of adding 1, subtract -1 and similarly instead of subtracting
1726 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1728 PR rtl-optimization/80357
1729 * haifa-sched.c (tmp_bitmap): New variable.
1730 (model_recompute): Handle duplicate use records.
1731 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1732 (free_global_sched_pressure_data): Free it.
1734 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1737 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1738 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1739 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1740 instead of SYSTEM_HEADER_DIR.
1742 2017-04-18 Jeff Law <law@redhat.com>
1745 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1746 predecessors after walking up the insn chain.
1748 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1751 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1752 sizetype type into debug info.
1754 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1757 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1758 unneeded test for TARGET_UPPER_REGS_SF.
1759 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1761 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1764 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1765 instead of gsi_after_labels.
1767 2017-04-18 Jeff Law <law@redhat.com>
1769 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1773 2017-04-13 Jeff Law <law@redhat.com>
1774 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1775 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1777 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1780 * config/avr/avr.c (intl.h): Include it.
1781 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1783 2017-04-18 Martin Liska <mliska@suse.cz>
1785 PR gcov-profile/78783
1786 * gcov-tool.c (gcov_output_files): Validate that destination
1787 file is either removed by the tool or by a user.
1789 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1790 Guy Benyei <guybe@mellanox.com>
1792 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1793 block, and do not negate it, the stored id is already negative.
1795 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1797 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1799 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1802 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1803 masks of options that should be turned off if the VSX vector
1804 options are turned off.
1805 (OTHER_P8_VECTOR_MASKS): Likewise.
1806 (OTHER_VSX_VECTOR_MASKS): Likewise.
1807 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1808 rs6000_disable_incompatible_switches to validate no type switches
1810 (rs6000_incompatible_switch): New function to disallow turning on
1811 other vector options if -mno-vsx, -mno-power8-vector, or
1812 -mno-power9-vector are specified.
1814 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1816 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1818 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1820 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1821 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1822 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1823 (ARG_POINTER_CFA_OFFSET): Likewise.
1825 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1827 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1828 conditions to take advantage of various optimizations.
1830 2017-04-13 Jeff Law <law@redhat.com>
1832 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1833 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1834 (zero_extendsidi2_dext): Likewise.
1836 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1839 * fold-const.c (fold_ternary_loc): Revert
1840 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1843 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1845 PR rtl-optimization/80343
1846 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1849 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1852 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1853 to ubsan_encode_value.
1855 2017-04-13 Jeff Law <law@redhat.com>
1857 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1858 appearing in DEBUG_INSNs.
1860 2017-04-13 Martin Liska <mliska@suse.cz>
1862 PR gcov-profile/80413
1863 * gcov-io.c (gcov_write_string): Copy to buffer just when
1864 allocated size is greater than zero.
1866 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1869 * dwarf2out.c (decls_for_scope): Ignore declarations of
1870 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1872 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1875 * ipa-visibility.c (non_local_p): Fix typos.
1876 (localize_node): When localizing symbol in same comdat group,
1877 dissolve the group only when we know external symbols are going
1879 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1881 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1883 PR tree-optimization/79390
1884 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1885 order does not result in usable sequence, retry with reversed operand
1891 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1892 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1893 op0 instead of fold_convert_loc (loc, type, arg0).
1895 2017-04-12 Jeff Law <law@redhat.com>
1897 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1898 has a delay slot in the generated code.
1900 * config/cris/cris.md (cris_preferred_reload_class): Return
1901 GENNONACR_REGS rather than GENERAL_REGS.
1903 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1906 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1907 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1908 signedness of the result type.
1910 2017-04-12 Richard Biener <rguenther@suse.de>
1911 Jeff Law <law@redhat.com>
1913 PR tree-optimization/80359
1914 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1915 trim stores to TARGET_MEM_REFs.
1917 2017-04-12 Richard Biener <rguenther@suse.de>
1919 PR tree-optimization/79390
1920 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1921 threading case even more.
1923 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1926 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1927 for quad_address_p for TImode, instead of just not indexed_address.
1929 2017-04-12 Richard Biener <rguenther@suse.de>
1930 Bernd Edlinger <bernd.edlinger@hotmail.de>
1933 * alias.c (component_uses_parent_alias_set_from): Handle
1934 TYPE_TYPELESS_STORAGE.
1935 (get_alias_set): Likewise.
1936 * tree-core.h (tree_type_common): Add typeless_storage flag.
1937 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1938 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1939 for types containing members with TYPE_TYPELESS_STORAGE.
1940 (place_field): Likewise.
1941 (layout_type): Likewise for ARRAY_TYPE.
1942 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1943 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1944 TYPE_TYPELESS_STORAGE.
1945 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1947 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1950 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1951 first argument to type.
1953 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1957 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1958 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1959 (rs6000_expand_binop_builtin): Likewise.
1960 (rs6000_expand_ternop_builtin): Likewise; also add missing
1961 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1962 vshasigma built-ins.
1963 * doc/extend.texi: Document that vec_xxpermdi's third argument
1966 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1969 Use shift_const cost parameter when calculating gain of STV shifts.
1971 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1973 PR rtl-optimization/70478
1974 * lra-constraints.c (process_alt_operands): Check memory for
1975 disfavoring memory insn operand.
1977 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1980 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1981 left shift in unsigned HOST_WIDE_INT type.
1983 PR rtl-optimization/80385
1984 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1985 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1988 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1989 if they have any depend clauses.
1991 2017-04-11 Martin Liska <mliska@suse.cz>
1994 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1995 * ipa-split.c (split_function): Create a local comdat symbol
1996 if caller is in a comdat group.
1998 2017-04-11 Martin Liska <mliska@suse.cz>
2001 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2004 2017-04-11 Martin Sebor <msebor@redhat.com>
2007 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2008 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2010 (directive::set_width, directive::set_precision, format_character):
2012 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2015 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2018 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2019 conflict, set target->arch_name instead of target->cpu_name.
2021 2017-04-11 Richard Biener <rguenther@suse.de>
2023 PR tree-optimization/80374
2024 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2025 build_zero_cst, remove fold_convertible_p check again.
2027 2017-04-11 Martin Liska <mliska@suse.cz>
2030 * ubsan.c (instrument_object_size): Do not instrument register
2033 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2036 * config/i386/i386-builtin-types.def
2037 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2038 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2039 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2040 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2041 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2042 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2043 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2044 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2045 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2046 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2047 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2048 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2049 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2050 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2051 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2052 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2053 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2054 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2055 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2056 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2057 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2058 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2059 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2060 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2061 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2062 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2063 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2064 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2065 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2066 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2067 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2068 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2069 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2070 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2071 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2072 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2073 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2074 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2075 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2076 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2077 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2078 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2079 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2080 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2081 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2082 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2084 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2085 flag to second_arg_count, handle 4 argument function type _COUNT
2086 aliases, handle second_arg_count on second argument rather than last.
2088 2017-04-10 Jeff Law <law@redhat.com>
2090 PR tree-optimization/80374
2091 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2092 record anything if we can not convert integer_zero_node to the
2095 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2098 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2099 Enhance special handling given to the TARGET_P9_MINMAX option in
2100 relation to certain other options.
2102 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2104 PR tree-optimization/80153
2105 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2106 remove POINTER_PLUS_EXPR's base part directly, rather than through
2109 2017-04-10 Richard Biener <rguenther@suse.de>
2110 Bin Cheng <bin.cheng@arm.com>
2112 PR tree-optimization/80153
2113 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2114 the first element of pointer type aff_tree. Build result expr in
2116 (add_elt_to_tree): Convert to type unconditionally. Remove other
2118 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2119 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2121 2017-04-10 Richard Biener <rguenther@suse.de>
2123 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2126 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2128 PR rtl-optimization/70478
2129 * lra-constraints.c (curr_small_class_check): New.
2130 (update_and_check_small_class_inputs): New.
2131 (process_alt_operands): Update curr_small_class_check. Disfavor
2132 alternative insn memory operands. Check available regs for small
2135 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2138 * config/mips/mips.opt (-mvirt): Update description.
2139 * doc/invoke.texi (-mvirt): Likewise.
2141 2017-04-10 Richard Biener <rguenther@suse.de>
2144 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2145 looking for NEGATE_EXPR in -A / -B to A / B folding.
2147 2017-04-10 Martin Liska <mliska@suse.cz>
2149 PR gcov-profile/80224
2150 * gcov.c (print_usage): Fix usage string.
2151 (get_gcov_intermediate_filename): Remove.
2152 (output_gcov_file): Use both for normal and intermediate format.
2153 (generate_results): Do not initialize special file for
2154 intermediate format.
2156 2017-04-10 Richard Biener <rguenther@suse.de>
2158 PR tree-optimization/80304
2159 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2162 2017-04-10 Nathan Sidwell <nathan@acm.org>
2165 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2166 (rs6000_init_builtins): Use it.
2168 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2170 * config/arm/arm.md (<mrc>): Add mode to SET source.
2173 2017-04-10 Richard Biener <rguenther@suse.de>
2176 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2178 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2181 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2182 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2183 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2184 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2185 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2186 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2187 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2188 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2189 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2190 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2191 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2192 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2193 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2194 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2195 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2196 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2197 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2198 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2199 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2200 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2201 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2202 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2203 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2205 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2207 PR rtl-optimization/70478
2208 * lra-constraints.c: Reverse the last patch.
2210 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2212 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2213 Add comment for WCHAR_T.
2215 2017-04-08 Martin Liska <mliska@suse.cz>
2218 2017-04-07 Martin Liska <mliska@suse.cz>
2221 * ipa-split.c (split_function): Add function part to a same comdat
2224 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2227 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2229 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2231 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2232 (vec_pairing): ...to this.
2233 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2234 (rs6000_sched_init): Adjust for name change.
2235 (struct rs6000_sched_context): Likewise.
2236 (rs6000_init_sched_context): Likewise.
2237 (rs6000_set_sched_context): Likewise.
2239 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2245 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2247 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2248 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2249 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2251 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2253 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2255 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2257 PR rtl-optimization/70703
2258 * ira-color.c (update_conflict_hard_regno_costs): Use
2259 int64_t instead of HOST_WIDE_INT.
2261 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2263 PR rtl-optimization/70478
2264 * lra-constraints.c (process_alt_operands): Disfavor alternative
2265 insn memory operands.
2267 2017-04-07 Jeff Law <law@redhat.com>
2269 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2270 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2272 2017-04-07 Martin Liska <mliska@suse.cz>
2275 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2276 Show error message instead of an ICE.
2278 2017-04-07 Martin Liska <mliska@suse.cz>
2281 * ipa-split.c (split_function): Add function part to a same comdat
2284 2017-04-07 Richard Biener <rguenther@suse.de>
2287 * tree.c (get_unwidened): Also handle ! for_type case for
2289 * convert.c (do_narrow): Split out from ...
2290 (convert_to_integer_1): ... here. Do not pass final truncation
2291 type to get_unwidened for TRUNC_DIV_EXPR.
2293 2017-04-07 Richard Biener <rguenther@suse.de>
2295 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2297 (aff_combination_const): Adjust.
2298 (aff_combination_scale): Likewise.
2299 (aff_combination_add_elt): Likewise.
2300 (aff_combination_add_cst): Likewise.
2301 (aff_combination_convert): Likewise.
2302 (add_elt_to_tree): Likewise. Remove unused argument.
2303 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2305 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2307 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2309 * config/arm/arm.c (arm_default_short_enums): Use
2310 ARM_DEFAULT_SHORT_ENUMS.
2311 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2313 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2316 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2317 members with redundant out-of-class redeclaration.
2319 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2322 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2323 * config/i386/i386.md (*zero_extendsidi2):
2324 Add (?*x,*x) and (?*v,*v) alternatives.
2326 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.c (ix86_expand_builtin)
2330 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2331 mode from insn data. Convert operands to insn operand mode.
2332 Copy operands that don't satisfy insn predicate to a register.
2334 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2336 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2339 2017-04-06 Richard Biener <rguenther@suse.de>
2341 PR tree-optimization/80334
2342 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2343 preserve alignment of accesses.
2345 2017-04-06 Richard Biener <rguenther@suse.de>
2347 PR tree-optimization/80262
2348 * tree-sra.c (build_ref_for_offset): Preserve address-space
2350 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2351 Drop useless address-space information on MEM_REF offsets.
2353 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2355 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2357 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2359 PR rtl-optimization/70703
2360 * ira-color.c (update_conflict_hard_regno_costs): Use
2361 HOST_WIDE_INT instead of long.
2363 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2367 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2369 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2370 for x86_64 target. Handle -m3dnowa option.
2372 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2374 PR rtl-optimization/70703
2375 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2376 (update_conflict_hard_regno_costs): Use long instead of unsigned
2377 arithmetic for cost calculation.
2379 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2380 Bernd Edlinger <bernd.edlinger@hotmail.de>
2383 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2386 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2389 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2390 ptr_mode with Pmode throughout.
2391 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2392 into probe_stack_range and use DImode.
2394 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2397 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2398 call_eh_return is true.
2400 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2402 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2403 Initialize last_match_fntype_index.
2405 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2408 * tree-nvr.c: Include internal-fn.h.
2409 (pass_return_slot::execute): Ignore internal calls without
2412 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2413 Richard Biener <rguenther@suse.de>
2416 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2417 captures used multiple times, except for the last use.
2418 * generic-match-head.c: Include gimplify.h.
2420 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2422 PR tree-optimization/79390
2423 * target.h (struct noce_if_info): Declare.
2424 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2425 * target.def (noce_conversion_profitable_p): New target hook.
2426 * ifcvt.h (struct noce_if_info): New type, moved from ...
2427 * ifcvt.c (struct noce_if_info): ... here.
2428 (noce_conversion_profitable_p): Renamed to ...
2429 (default_noce_conversion_profitable_p): ... this. No longer
2431 (noce_try_store_flag_constants, noce_try_addcc,
2432 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2433 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2434 instead of noce_conversion_profitable_p.
2435 * config/i386/i386.c: Include ifcvt.h.
2436 (ix86_option_override_internal): Don't override
2437 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2438 (ix86_noce_conversion_profitable_p): New function.
2439 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2440 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2441 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2442 * doc/tm.texi: Regenerated.
2444 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2446 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2449 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2452 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2453 instructions for small multiply cores.
2455 2017-04-04 Jeff Law <law@redhat.com>
2457 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2459 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2460 that are not set by the loop over the elements.
2462 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2465 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2466 int mode, convert_modes it to mode as unsigned, otherwise use
2467 lowpart_subreg to mode rather than SImode.
2468 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2469 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2470 Use DImode instead of SImode for the shift count operand.
2471 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2474 2017-04-04 Richard Biener <rguenther@suse.de>
2477 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2478 arithmetic done for the negate or the plus. Simplify.
2479 (A - (-B) -> A + B): Likewise.
2480 * fold-const.c (split_tree): Make sure to not negate pointers.
2482 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2484 PR rtl-optimization/60818
2485 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2486 a compare of comparisons with the thing compared if this results
2487 in a different machine mode.
2489 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2491 * alias.c (base_alias_check): Fix typo in comment.
2492 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2493 * cgraphunit.c (symbol_table::compile): Likewise.
2494 * collect2.c (maybe_run_lto_and_relink): Likewise.
2495 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2496 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2497 * config/avr/avr.c (avr_map_op_t): Likewise.
2498 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2499 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2500 * config/epiphany/epiphany.md (movcc): Likewise.
2501 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2502 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2504 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2505 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2506 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2507 * config/sh/sh.c (sh_rtx_costs): Likewise.
2508 * fold-const.c (fold_truth_andor): Likewise.
2509 * genautomata.c (collapse_flag): Likewise.
2510 * gengtype.h (struct type::u::s): Likewise.
2511 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2512 * input.c (FORMAT_AMOUNT): Likewise.
2513 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2514 (known_aggs_to_agg_replacement_list): Likewise.
2515 * ipa-inline-analysis.c: Likewise.
2516 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2517 * ipa-polymorphic-call.c
2518 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2519 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2520 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2522 * modulo-sched.c (apply_reg_moves): Likewise.
2523 * omp-expand.c (build_omp_regions_1): Likewise.
2524 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2525 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2526 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2527 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2528 * value-prof.c: Likewise.
2529 * var-tracking.c (val_reset): Likewise.
2531 2017-04-03 Richard Biener <rguenther@suse.de>
2533 PR tree-optimization/80275
2534 * fold-const.c (split_address_to_core_and_offset): Handle
2537 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2539 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2540 descriptors is at least equal to that of functions.
2542 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2546 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2550 (mov<IMOD4:mode>): New expander.
2551 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2553 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2555 PR rtl-optimization/79405
2556 * fwprop.c (propagations_left): New variable.
2557 (forward_propagate_into): Decrement it.
2558 (fwprop_init): Initialize it.
2559 (fw_prop): If the variable has reached zero, stop propagating.
2560 (fwprop_addr): Ditto.
2562 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2565 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2566 a FUNCTION_DECL, pass it as decl instead of origin to
2569 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2571 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2574 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2577 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2578 TARGET_VSX_SMALL_INTEGER.
2580 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2582 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2583 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2585 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2587 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2588 extraction from odd-numbered MSA register.
2590 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2593 * expmed.c (store_bit_field_1): Don't attempt to create
2594 a word subreg out of hard registers wider than word if they
2595 have HARD_REGNO_NREGS of 1 for their mode.
2598 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2599 conversions to integer types wider than word and pointer.
2602 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2603 (rtx_equal_for_cselib_p): Pass 0 to it.
2604 * cselib.c (cselib_hasher::equal): Likewise.
2605 (rtx_equal_for_cselib_1): Add depth argument. If depth
2606 is 128, don't look up VALUE locs and punt. Increment
2607 depth in recursive calls when walking VALUE locs.
2609 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2611 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2612 (make_gcov_file_name): Use the canonical path name for generating
2614 (read_line): Fix handling of files with ascii null bytes.
2616 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2618 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2619 to initialise a vector register instead
2620 of using a const_int.
2622 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2624 PR translation/80189
2625 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2626 diagnostic messages.
2628 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2631 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2632 (dfp_diex_<mode>): Update mode of operand 1.
2633 * doc/extend.texi (dxex, dxexq): Document change to return type.
2634 (diex, diexq): Document change to argument type.
2636 2017-03-30 Martin Jambor <mjambor@suse.cz>
2639 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2640 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2641 it reflects the signature changes performed at the callee side.
2642 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2643 to cgraph_build_function_type_skip_args.
2644 (build_function_decl_skip_args): Adjust call to the above function.
2646 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2649 * config/i386/sse.md
2650 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2651 register as dest whenever it is a MEM not rtx_equal_p to the
2652 corresponding dup operand, and when forcing into reg move the
2653 reg into the memory afterwards.
2654 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2655 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2656 for the force_reg mode.
2657 (avx512vl_vextractf128<mode>): Use register as dest either
2658 always when a MEM, or when it is a MEM not rtx_equal_p to the
2659 corresponding dup operand, or even not when it is a CONST_VECTOR
2660 depending on the mode and lo vs. hi.
2661 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2663 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2664 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2665 Likewise. Require that operands[2] is even.
2666 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2667 Remove extraneous parens. Require that operands[2] is a multiple
2669 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2670 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2671 disallow memory then.
2673 2017-03-30 Richard Biener <rguenther@suse.de>
2675 PR tree-optimization/77498
2676 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2677 to non-constants over backedges.
2679 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2681 PR rtl-optimization/80233
2682 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2683 as last_combined_insn. Do not test for BARRIER_P separately.
2685 2017-03-29 Andreas Schwab <schwab@suse.de>
2688 * calls.c (prepare_call_address): Convert funexp to Pmode before
2689 copying to temp reg.
2691 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2693 PR tree-optimization/80158
2694 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2695 Handle possible future case of more than one alternate
2697 (replace_rhs_if_not_dup): Likewise.
2698 (replace_one_candidate): Likewise.
2700 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2702 PR rtl-optimization/80193
2703 * ira.c (ira): Do not check allocation for LRA.
2705 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2707 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2708 (nvptx_output_simt_exit): Declare.
2709 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2710 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2711 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2712 (nvptx_declare_function_name): ...here. Emit declaration of local
2713 memory space buffer for omp_simt_enter insn.
2714 (nvptx_output_unisimt_switch): New.
2715 (nvptx_output_softstack_switch): New.
2716 (nvptx_output_simt_enter): New.
2717 (nvptx_output_simt_exit): New.
2718 * config/nvptx/nvptx.h (struct machine_function): New fields
2719 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2720 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2721 (UNSPECV_SIMT_EXIT): Ditto.
2722 (omp_simt_enter_insn): New insn.
2723 (omp_simt_enter): New expansion.
2724 (omp_simt_exit): New insn.
2725 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2727 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2728 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2729 (expand_GOMP_SIMT_EXIT): New.
2730 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2731 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2732 (GOMP_SIMT_EXIT): Ditto.
2733 * target-insns.def (omp_simt_enter): New insn.
2734 (omp_simt_exit): Ditto.
2735 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2737 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2738 (lower_rec_input_clauses): Likewise.
2739 (lower_lastprivate_clauses): Handle SIMT privatization.
2741 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2742 (ompdevlow_adjust_simt_enter): New.
2743 (find_simtpriv_var_op): New.
2744 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2745 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2747 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2748 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2749 (copy_decl_for_dup_finish): Ditto.
2751 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2753 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2756 * config/i386/i386.c (ix86_option_override_internal): Always
2757 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2759 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2761 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2763 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2765 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2766 mark new edge's irreducible flag accordign to it.
2767 (vect_do_peeling): Check loop preheader edge's irreducible flag
2768 and pass it to function slpeel_add_loop_guard.
2770 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2772 PR tree-optimization/80218
2773 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2774 Update block frequencies and counts.
2776 2017-03-28 Richard Biener <rguenther@suse.de>
2778 PR tree-optimization/78644
2779 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2780 of a simplification result we may not use it at all.
2782 2017-03-28 Richard Biener <rguenther@suse.de>
2785 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2786 without arguments, generate default definition of a SSA name.
2788 2017-03-28 Richard Biener <rguenther@suse.de>
2791 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2792 TYPE_REF_CAN_ALIAS_ALL references.
2793 * fold-const.c (fold_indirect_ref_1): Likewise.
2795 2017-03-28 Martin Liska <mliska@suse.cz>
2798 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2799 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2801 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2802 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2804 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2805 (EXTRA_SPECS): Define.
2806 (SUBTARGET_EXTRA_SPECS): Likewise.
2807 (SUBTARGET_CPP_SPEC): Likewise.
2808 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2809 SUBTARGET_EXTRA_SPECS.
2810 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2812 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2814 * config/arc/simdext.md (vst64_insn): Update pattern.
2815 (vld32wh_insn): Likewise.
2816 (vld32wl_insn): Likewise.
2817 (vld64_insn): Likewise.
2818 (vld32_insn): Likewise.
2820 2017-03-28 Marek Polacek <polacek@redhat.com>
2823 * fold-const.c (fold_comparison): Use protected_set_expr_location
2824 instead of SET_EXPR_LOCATION.
2826 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2828 * tree.c (add_expr): Avoid name lookup warning.
2830 2017-03-27 Jeff Law <law@redhat.com>
2832 PR tree-optimization/80216
2833 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2834 function name. Limit recursion depth.
2835 (record_temporary_equivalences): Corresponding changes.
2837 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2839 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2842 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2845 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2847 * cfgcleanup.c (reg_note_cfa_p): New array.
2848 (insns_have_identical_cfa_notes): New function.
2849 (old_insns_match_p): Don't cross-jump in between /f
2850 and non-/f instructions. If both i1 and i2 are frame related,
2851 verify all CFA notes, their order and content.
2853 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2856 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2857 HImode and SImode with zero extend to DImode to one insn.
2858 (bswap<mode>2_extenddi): Likewise.
2859 (bswapsi2_extenddi): Likewise.
2860 (bswaphi2_extendsi): Likewise.
2861 (bswaphi2): Combine bswap HImode and SImode into one insn.
2862 Separate memory insns from swapping register.
2863 (bswapsi2): Likewise.
2864 (bswap<mode>2): Likewise.
2865 (bswaphi2_internal): Delete, no longer used.
2866 (bswapsi2_internal): Likewise.
2867 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2868 store, and gpr<-gpr swap insns.
2869 (bswap<mode>2_store): Likewise.
2870 (bswaphi2_reg): Register only splitter, combine with the splitter.
2871 (bswaphi2 splitter): Likewise.
2872 (bswapsi2_reg): Likewise.
2873 (bswapsi2 splitter): Likewise.
2874 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2875 the insns into load, store, and register/register insns.
2876 (bswapdi2_ldbrx): Likewise.
2877 (bswapdi2_load): Likewise.
2878 (bswapdi2_store): Likewise.
2879 (bswapdi2_reg): Likewise.
2881 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2883 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2884 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2886 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2889 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2891 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2892 special handling for target option conflicts between dform
2893 options (-mpower9-dform, -mpower9-dform-vector,
2894 -mpower9-dform-scalar) and -mno-direct-move.
2896 2017-03-27 Richard Biener <rguenther@suse.de>
2898 PR tree-optimization/80181
2899 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2901 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2903 * config/arc/predicates.md (move_double_src_operand): Replace the
2904 call to move_double_src_operand with a call to address_operand.
2906 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2908 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2909 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2910 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2912 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2914 * config/arc/predicates.md (long_immediate_loadstore_operand):
2915 Consider scaled addresses cases.
2917 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2919 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2920 restored when in interrupt.
2921 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2922 doesn't have delay slot.
2924 2017-03-27 Richard Biener <rguenther@suse.de>
2927 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2928 inlined thunk clones.
2930 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2933 * asan.c (instrument_derefs): Copy over last operand from
2934 original COMPONENT_REF to the new COMPONENT_REF with
2935 DECL_BIT_FIELD_REPRESENTATIVE.
2936 * ubsan.c (instrument_object_size): Likewise.
2938 2017-03-27 Richard Biener <rguenther@suse.de>
2940 PR tree-optimization/80170
2941 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2942 sure DR/SCEV didnt fold in constants we do not see when looking
2943 at the reference base alignment.
2945 2017-03-27 Richard Biener <rguenther@suse.de>
2948 * gimple-fold.c (fold_ctor_reference): Properly guard against
2949 NULL return value from canonicalize_constructor_val.
2951 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.c (ix86_expand_builtin)
2955 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2956 flags reg setting and flags reg using instructions.
2957 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2958 clobbering instructions to zero extend op2.
2960 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2962 * doc/install.texi (Configuration) <--with-aix-soname>:
2963 Update link to AIX ld.
2965 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2967 PR rtl-optimization/80160
2968 PR rtl-optimization/80159
2969 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2970 reg_alternate_class into account.
2972 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2975 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2976 to consider in curr_insn_transform.
2978 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2980 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2981 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2982 and emit_mode_inner.
2984 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2986 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2987 argument to the overloaded builtin variants. Use the new flag to
2988 deprecate certain builtin variants.
2989 * config/s390/s390-builtin-types.def: Add new builtin types.
2990 * config/s390/s390-builtins.h: Support new flags field for
2991 overloaded builtins.
2992 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2993 (s390_macro_to_expand): Enable vector float data type.
2994 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2995 builtins by incrementing the __VEC__ version number.
2996 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2998 (s390_resolve_overloaded_builtin): Emit error messages depending
2999 on the builtin flags.
3000 * config/s390/s390.c (s390_expand_builtin): Support additional
3001 flags argument. Change error message to match the messages
3002 emitted in s390-c.c.
3003 * config/s390/s390.md: New UNSPEC_* constants.
3004 (op_type): Add new instruction types.
3005 * config/s390/vecintrin.h: Add new builtins and test data class
3007 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3008 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3009 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3010 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3011 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3012 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3014 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3015 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3016 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3017 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3019 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3020 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3021 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3022 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3024 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3025 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3026 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3027 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3028 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3029 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3030 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3032 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3033 ("vec_scatter_element<V_HW_4:mode>_DI")
3034 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3035 ("vec_fpint<mode>", "vflls")
3036 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3037 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3038 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3039 ("*vec_cmphe<mode>_cc"): ... these.
3041 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3042 mode constant instead of magic value.
3044 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3046 * config/s390/s390.c (s390_expand_vec_compare): Support other
3047 vector floating point modes than just V2DF.
3048 (s390_expand_vcond): Likewise.
3049 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3050 (s390_cannot_change_mode_class): Prevent mode changes between TF
3051 and V1TF in vector registers.
3052 * config/s390/s390.md (DF, SF): New mode attributes.
3053 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3054 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3055 SFmode support for VRs.
3056 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3058 (VFT, VF_HW): New mode iterators.
3059 (vw, sdx): New mode attributes.
3060 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3061 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3062 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3063 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3064 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3065 also the new vector floating point modes. Renaming to ...
3067 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3068 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3069 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3070 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3071 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3072 ("vec_unordered<mode>"): ... these.
3074 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3075 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3076 ("*vec_extendv2df"): New insn definitions.
3078 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3080 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3081 ("mulditi3_2", "*muldi3_sign"): New patterns.
3082 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3083 rename the pattern definition.
3085 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3087 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3089 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3091 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3093 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3094 instruction if possible.
3095 * config/s390/vector.md (vec_halfnumelts): New mode
3097 ("*vec_vllezlf<mode>"): New pattern.
3099 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3101 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3102 ("popcountv4si2", "popcountv2di2"): Rename to ...
3103 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3104 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3106 ("popcount<mode>2_vxe"): New pattern.
3108 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3110 * common/config/s390/s390-common.c (processor_flags_table): Add
3112 * config.gcc: Add arch12.
3113 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3114 Default to arch12 for unknown CPU model numbers.
3115 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3116 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3117 PROCESSOR_max sanity check.
3118 * config/s390/s390-opts.h (enum processor_type): Add
3120 * config/s390/s390.c (processor_table): Add arch12.
3121 (s390_expand_builtin): Add check for B_VXE flag.
3122 (s390_issue_rate): Add PROCESSOR_ARCH12.
3123 (s390_get_sched_attrmask): Likewise.
3124 (s390_get_unit_mask): Likewise.
3125 (s390_sched_score): Enable z13 scheduling for arch12.
3126 (s390_sched_reorder): Likewise.
3127 (s390_sched_variable_issue): Likewise.
3128 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3130 (s390_tune_attr): Use z13 scheduling also for arch12.
3131 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3132 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3133 (TARGET_VXE_P): New macros.
3134 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3135 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3136 * config/s390/s390.opt: Add arch12 as processor_type.
3138 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3140 * config/s390/s390.md
3141 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3142 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3143 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3145 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3146 Rename expanders to ...
3148 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3149 ("fixuns_truncdddi2_emu"): ... these.
3151 ("fixuns_trunc<mode>si2_emu"): New expander.
3153 ("*fixuns_truncdfdi2_z13"): Rename to ...
3154 ("*fixuns_truncdfdi2_vx"): ... this.
3156 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3158 * config/s390/2964.md: Remove the single element vector compare
3159 instructions which are no longer used.
3160 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3162 (s390_canonicalize_comparison): Remove handling of DFmode
3164 (s390_expand_vec_compare_scalar): Remove function.
3165 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3166 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3168 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3170 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3172 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3174 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3175 will anyway by matched by mov<mode>_64dfp.
3177 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3179 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3180 vlef/vstef. Add missing operand to vleif.
3182 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3184 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3185 pair for all vector types with 64 bit elements.
3186 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3187 * config/s390/vector.md (V_HW_64): ... here.
3188 (V_128_NOSINGLE): New mode iterator.
3189 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3190 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3191 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3192 ("*vec_load_pairv2di"): Change to ...
3193 ("*vec_load_pair<mode>"): ... this one.
3195 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3197 * config/s390/constraints.md: Add comments.
3198 (jKK): Reject element sizes > 8 bytes.
3199 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3201 * config/s390/s390.md: Add the s_operand checks formerly in
3202 s390_split_ok_p to various splitters where they are still
3204 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3205 for 128 bit vectors. Plus two splitters.
3207 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3209 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3212 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3215 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3216 error if the boundary argument is not constant.
3218 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3220 PR rtl-optimization/80112
3221 * loop-doloop.c (doloop_condition_get): Don't check condition
3222 if cmp isn't SET with IF_THEN_ELSE src.
3224 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3226 PR tree-optimization/80158
3227 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3228 replacing a candidate statement, also replace it for the
3229 candidate's alternate interpretation.
3230 (replace_rhs_if_not_dup): Likewise.
3231 (replace_one_candidate): Likewise.
3233 2017-03-24 Richard Biener <rguenther@suse.de>
3235 PR tree-optimization/80167
3236 * graphite-isl-ast-to-gimple.c
3237 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3239 (translate_isl_ast_to_gimple::get_rename): Likewise.
3241 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3243 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3244 handling of certain combinations of target options, including the
3245 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3246 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3248 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3251 * config/arm/arm.md (*load_multiple): Add reload_completed to
3254 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3255 Richard Biener <rguenth@suse.de>
3257 PR tree-optimization/79908
3258 PR tree-optimization/80136
3259 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3260 been cast away, gimplify_and_add suffices.
3262 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3264 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3266 2017-03-23 Richard Biener <rguenther@suse.de>
3268 PR tree-optimization/80032
3269 * gimplify.c (gimple_push_cleanup): Forced unconditional
3270 cleanups still have to go to the conditional_cleanups
3273 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3275 PR tree-optimization/80072
3276 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3278 (next_operand_entry_id): Change type to unsigned int.
3279 (sort_by_operand_rank): Make sure to return the right return value
3280 even if unsigned fields are bigger than INT_MAX.
3281 (struct oecount): Change cnt and id type to unsigned int.
3282 (oecount_hasher::equal): Formatting fix.
3283 (oecount_cmp): Make sure to return the right return value
3284 even if unsigned fields are bigger than INT_MAX.
3285 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3288 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3289 TREE_READONLY on result if writing it more than once.
3292 * doc/invoke.texi (-fsanitize=thread): Document that with
3293 -fnon-call-exceptions atomics are not able to throw
3297 * tsan.c: Include tree-eh.h.
3298 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3299 maybe_clean_or_replace_eh_stmt where needed.
3300 (instrument_memory_accesses): Add cfg_changed argument.
3301 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3302 if it returned true.
3303 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3305 PR rtl-optimization/63191
3306 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3307 wrapper function, moved the whole old content into ...
3308 (ix86_delegitimize_address_1): ... this. New inline function.
3309 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3310 true as last argument instead of ix86_delegitimize_address.
3312 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3314 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3315 cortexa57_branch_cost.
3317 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3319 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3321 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3324 * doc/md.texi (Constraints): Document wA constraint.
3325 * config/rs6000/constraints.md (wA): New.
3326 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3327 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3328 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3329 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3331 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3334 * gimplify.c (is_oacc_declared): New function.
3335 (oacc_default_clause): Use it to set default flags for acc declared
3336 variables inside parallel regions.
3337 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3339 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3340 declare attribute to any decl as necessary.
3342 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3345 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3346 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3347 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3348 (arm_arch_lpae): This.
3349 * config/arm/arm.c (arm_arch7ve): Rename into ...
3350 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3351 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3354 2017-03-22 Martin Liska <mliska@suse.cz>
3357 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3358 error message instead of an ICE.
3360 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3362 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3364 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3366 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3368 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3371 2017-03-21 Martin Sebor <msebor@redhat.com>
3373 * doc/extend.texi: Use "cannot" instead of "can't."
3374 * doc/hostconfig.texi: Same.
3375 * doc/install.texi: Same.
3376 * doc/invoke.texi: Same.
3377 * doc/loop.texi: Same.
3378 * doc/md.texi: Same.
3379 * doc/objc.texi: Same.
3380 * doc/rtl.texi: Same.
3381 * doc/tm.texi: Same.
3382 * doc/tm.texi.in: Same.
3383 * doc/trouble.texi: Same.
3385 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3388 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3389 (collect_checksum_attributes): Set it.
3390 (die_checksum_ordered): Use it.
3392 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3394 PR tree-optimization/79908
3395 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3396 change: For a VA_ARG whose LHS has been cast away, use
3397 force_gimple_operand to construct the side effects.
3399 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3401 PR translation/80001
3402 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3403 more amenable to translation.
3404 (oacc_loop_auto_partitions): Likewise.
3406 2017-03-21 Marek Polacek <polacek@redhat.com>
3407 Martin Sebor <msebor@redhat.com>
3409 PR tree-optimization/80109
3410 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3413 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3414 Segher Boessenkool <segher@kernel.crashing.org>
3417 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3418 check reg_used_between_p between insn and one of succ or succ2
3419 depending on if succ is artificial insn not inserted into insn
3422 2017-03-21 Martin Liska <mliska@suse.cz>
3424 PR gcov-profile/80081
3425 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3426 * doc/gcc.texi: Include gcov-dump stuff.
3427 * doc/gcov-dump.texi: New file.
3429 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3431 PR rtl-optimization/79150
3432 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3433 conditional jump, if the jump is the last insn of the loop.
3435 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3436 Richard Biener <rguenth@suse.de>
3438 PR tree-optimization/79908
3439 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3440 been cast away, use force_gimple_operand to construct the side
3443 2017-03-21 Martin Liska <mliska@suse.cz>
3446 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3449 2017-03-21 Brad Spengler <spender@grsecurity.net>
3452 * plugin.c (htab_hash_plugin): New function.
3453 (add_new_plugin): Use it and adjust.
3454 (parse_plugin_arg_opt): Adjust.
3455 (init_one_plugin): Likewise.
3457 2017-03-21 Richard Biener <rguenther@suse.de>
3459 PR tree-optimization/80032
3460 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3461 if set force the cleanup to happen unconditionally.
3462 (gimplify_target_expr): Push inserted clobbers with force_uncond
3463 to avoid them being removed by control-dependent DCE.
3465 2017-03-21 Richard Biener <rguenther@suse.de>
3467 PR tree-optimization/80122
3468 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3469 va_arg_pack_len when the inlined call stmt requires pack
3471 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3473 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3476 * tsan.c (instrument_builtin_call): If the memory model argument
3477 is not a constant, assume it is valid.
3480 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3483 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3485 PR rtl-optimization/79910
3486 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3487 if its dest is used by an insn before I2 (other than the combined
3488 insns themselves, which are properly handled already).
3490 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3493 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3495 * combine.c (record_used_regs): New static function.
3496 (try_combine): Handle situations where there is an additional
3497 instruction between I2 and I3 which needs to have a LOG_LINK
3501 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3503 * combine.c (try_combine): Delete redundant i1 test. Call
3504 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3506 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3509 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3512 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3514 PR tree-optimization/80054
3515 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3516 the optimization if a PHI or any of its arguments is not dominated
3517 by the candidate's basis. Use gphi* rather than gimple* as
3519 (replace_profitable_candidates): Clean up a gimple* variable that
3520 should be a gphi* variable.
3522 2017-03-20 Martin Sebor <msebor@redhat.com>
3525 * doc/extend.texi (attribute constructor): Document present limitation.
3527 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3530 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3531 __POWER9_VECTOR__ #ifdef control, change template definition to
3532 use Power9-specific built-in function.
3533 (vec_any_eq): Likewise.
3534 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3535 to control outcomes from this test.
3536 (vector_ae_<mode>p): For VEC_F modes, likewise.
3538 2017-03-20 Ian Lance Taylor <iant@google.com>
3540 * config/i386/i386.c (ix86_function_regparm): Save an extra
3541 register for -fsplit-stack with DECL_STATIC_CHAIN.
3543 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3546 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3547 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3549 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3551 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3553 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3556 2017-03-20 Marek Polacek <polacek@redhat.com>
3559 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3561 2017-03-20 Richard Biener <rguenther@suse.de>
3563 PR tree-optimization/80113
3564 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3565 allocate extra SSA name for PHI def.
3566 (add_close_phis_to_outer_loops): Likewise.
3567 (add_close_phis_to_merge_points): Likewise.
3568 (copy_loop_close_phi_args): Likewise.
3569 (copy_cond_phi_nodes): Likewise.
3571 2017-03-20 Martin Liska <mliska@suse.cz>
3574 * tree-chkp.c (chkp_build_returned_bound): Do not build
3575 returned bounds for a LHS that's not a BOUNDED_P type.
3577 2017-03-20 Martin Liska <mliska@suse.cz>
3581 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3582 COMPLEX_CST and VECTOR_CST.
3584 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3587 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3588 target operand. A new splitter adds the clobber statement in case
3589 the target operand is dead anyway.
3591 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3593 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3594 to age-old versions of binutils and glibc.
3596 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3598 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3600 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3602 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3604 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3606 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3607 requirement for binutils 2.13.
3609 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3611 * combine.c (try_combine): Delete redundant i1 test. Call
3612 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3614 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3616 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3617 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3619 <riscv64-*-elf>: Re-arrange section
3620 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3621 <riscv32-*-linux>: Likewise.
3622 <riscv64-*-elf>: Likewise
3623 <riscv64-*-linux>: Likewise.
3625 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3628 * aarch64.opt(verbose-cost-dump): Fix typo.
3630 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3633 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3634 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3636 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3638 * reload.c (find_reloads): When reloading a nonoffsettable address,
3639 use RELOAD_OTHER for it and its address reloads.
3641 PR rtl-optimization/79910
3642 * combine.c (record_used_regs): New static function.
3643 (try_combine): Handle situations where there is an additional
3644 instruction between I2 and I3 which needs to have a LOG_LINK
3647 2017-03-17 Jeff Law <law@redhat.com>
3649 PR tree-optimization/71437
3650 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3651 conditional in the hash table first.
3652 (vrp_dom_walker::before_dom_children): Extract condition from
3653 ASSERT_EXPR. Record condition, its inverion and any implied
3656 2017-03-17 Marek Polacek <polacek@redhat.com>
3657 Markus Trippelsdorf <markus@trippelsdorf.de>
3659 PR tree-optimization/80079
3660 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3663 2017-03-17 Richard Biener <rguenther@suse.de>
3666 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3667 Properly verify the LHS before the RHS possibly claims to be
3669 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3672 2017-03-17 Martin Jambor <mjambor@suse.cz>
3674 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3675 (List of -O2 options): Likewise.
3676 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3679 2017-03-17 Tom de Vries <tom@codesourcery.com>
3681 * gcov-dump.c (print_usage): Print bug_report_url.
3683 2017-03-17 Richard Biener <rguenther@suse.de>
3686 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3687 (parser::peek): Likewise.
3689 2017-03-17 Richard Biener <rguenther@suse.de>
3691 PR tree-optimization/80048
3692 * sese.c (free_sese_info): Properly release rename_map and
3693 copied_bb_map elements.
3695 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3697 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3698 Add linked-list forward and backlinks. Insert on
3699 construction, remove on destruction.
3700 (class pass_store_merging): Add m_stores_head field.
3701 (pass_store_merging::terminate_and_process_all_chains):
3702 Iterate over m_stores_head list.
3703 (pass_store_merging::terminate_all_aliasing_chains):
3705 (pass_store_merging::execute): Check for debug stmts first.
3706 Push new chains onto the m_stores_head stack.
3708 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3711 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3712 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3713 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3715 2017-03-16 Jeff Law <law@redhat.com>
3717 PR tree-optimization/71437
3718 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3719 member function. Implementation moved into after_dom_children
3720 member function and into the threader's thread_outgoing_edges
3722 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3723 some code into new thread_outgoing_edges.
3724 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3725 definition. Simplify marker handling (do it here). Assume we always
3726 have the available expression and the const/copies tables.
3727 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3729 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3730 * tree-vrp.c (equiv_stack): No longer file scoped.
3731 (vrp_dom_walker): New class.
3732 (vrp_dom_walker::before_dom_children): New member function.
3733 (vrp_dom_walker::after_dom_children): Likewise.
3734 (identify_jump_threads): Setup domwalker. Use it rather than
3735 walking edges in a random order by hand. Simplify setup/finalization.
3736 (finalize_jump_threads): Remove.
3737 (vrp_finalize): Do not call identify_jump_threads here.
3738 (execute_vrp): Do it here instead and call thread_through_all_blocks
3741 PR tree-optimization/71437
3742 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3744 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3746 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3747 (dom_opt_dom_walker::thread_across_edge): Remove
3748 handle_dominating_asserts argument. All callers changed.
3749 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3750 changes. Remove calls to lhs_of_dominating_assert. Other
3751 uses of handle_dominating_asserts turn into unconditional code
3752 (simplify_control_stmt_condition_1): Likewise.
3753 (simplify_control_stmt_condition): Likewise.
3754 (thread_through_normal_block, thread_across_edge): Likewise.
3755 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3756 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3757 object if it is not an SSA_NAME.
3758 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3759 before calling into the VRP specific simplifiers.
3760 (identify_jump_threads): Remove handle_dominating_asserts
3763 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3766 * tree-diagnostic.c (default_tree_printer): No longer static.
3767 * tree-diagnostic.h (default_tree_printer): New prototype.
3769 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3771 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3772 Change ins into fmov.
3774 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3776 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3777 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3778 Use h_con constraint for operand 1.
3779 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3780 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3782 2017-03-15 Jeff Law <law@redhat.com>
3784 PR tree-optimization/71437
3785 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3786 (record_temporary_equivalences): Use it.
3788 PR tree-optimization/71437
3789 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3790 tree-ssa-scopedtables.
3791 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3792 (record_conditions, record_cond, vuse_eq): Likewise.
3793 (record_edge_info): Adjust to API tweak of record_conditions.
3794 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3795 (record_temporary_equivalences, optimize_stmt): Likewise.
3796 (eliminate_redundant_computations): Likewise.
3797 (record_equivalences_from_stmt): Likewise.
3798 * tree-ssa-scopedtables.c: Include options.h and params.h.
3799 (vuse_eq): New function, moved from tree-ssa-dom.c
3800 (build_and_record_new_cond): Likewise.
3801 (record_conditions): Likewise. Accept vector of conditions rather
3802 than edge_equivalence structure for first argument.
3803 for the first argument.
3804 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3805 from tree-ssa-dom.c.
3806 (avail_exprs_stack::record_cond): Likewise.
3807 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3808 from tree-ssa-dom.c.
3809 (avail_exprs_stack): Add new member functions lookup_avail_expr
3811 (record_conditions): Declare.
3813 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3816 * lra-constraints.c (process_alt_operands): Increase reject for
3817 reloading an input/output operand.
3819 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3822 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3823 insns to convert from signed/unsigned char/short to IEEE 128-bit
3825 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3827 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3830 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3831 subreg of inner mode for values already in registers.
3833 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3835 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3836 iteration reg is used after the loop.
3838 2017-03-14 Martin Sebor <msebor@redhat.com>
3840 PR tree-optimization/79800
3841 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3842 precision in negative-positive range.
3843 (format_floating): Call non-const overload with adjusted precision.
3845 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3848 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3851 2017-03-14 Martin Sebor <msebor@redhat.com>
3854 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3855 * builtins.def (aligned_alloc): Use it.
3858 * Makefile.in (GTFILES): Add calls.c.
3859 * calls.c: Include "gt-calls.h".
3861 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3863 PR rtl-optimization/79728
3864 * regs.h (struct target_regs): New field
3865 x_contains_allocatable_regs_of_mode.
3866 (contains_allocatable_regs_of_mode): New macro.
3867 * reginfo.c (init_reg_sets_1): Initialize it, and change
3868 contains_reg_of_mode so it includes global regs as well.
3869 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3870 rather than contains_regs_of_mode.
3872 2017-03-14 Martin Liska <mliska@suse.cz>
3874 * doc/invoke.texi: Document options that can't be combined with
3875 -fcheck-pointer-bounds.
3877 2017-03-14 Martin Liska <mliska@suse.cz>
3880 * doc/invoke.texi (-Wchkp): Document the option.
3882 2017-03-14 Martin Liska <mliska@suse.cz>
3884 * Makefile.in: Install gcov-dump.
3886 2017-03-14 Martin Liska <mliska@suse.cz>
3888 * multiple_target.c (expand_target_clones): Bail out for
3889 an invalid attribute.
3891 2017-03-14 Richard Biener <rguenther@suse.de>
3893 * alias.c (struct alias_set_entry): Pack properly.
3894 * cfgloop.h (struct loop): Likewise.
3895 * cse.c (struct set): Likewise.
3896 * ipa-utils.c (struct searchc_env): Likewise.
3897 * loop-invariant.c (struct invariant): Likewise.
3898 * lra-remat.c (struct cand): Likewise.
3899 * recog.c (struct change_t): Likewise.
3900 * rtl.h (struct address_info): Likewise.
3901 * symbol-summary.h (function_summary): Likewise.
3902 * tree-loop-distribution.c (struct partition): Likewise.
3903 * tree-object-size.c (struct object_size_info): Likewise.
3904 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3905 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3906 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3907 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3908 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3909 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3910 (struct _stmt_vec_info): Likewise.
3912 2017-03-14 Martin Liska <mliska@suse.cz>
3915 * multiple_target.c (create_dispatcher_calls): Check that
3916 a target can create a function dispatcher.
3918 2017-03-14 Martin Liska <mliska@suse.cz>
3921 * multiple_target.c (expand_target_clones): Drop local.local
3922 flag for default implementation.
3924 2017-03-14 Richard Biener <rguenther@suse.de>
3926 PR tree-optimization/80030
3927 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3929 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3931 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3932 gcc_fallthrough() instead of __attribute__((fallthrough));
3934 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3936 * doc/gcc.texi: Remove "up" link to (DIR).
3937 * doc/gccint.texi: Ditto.
3939 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3941 * doc/install.texi (Specific) <avr>: Remove reference to
3944 2017-03-13 Jeff Law <law@redhat.com>
3946 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3947 attribute rather than comments.
3949 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3950 match_scratch operand is highest.
3952 2017-03-13 Martin Liska <mliska@suse.cz>
3955 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3956 is a CHKP clone, use original declaration.
3958 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3960 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3961 (arc_conditional_register_usage): Use a different allocation order
3962 when optimizing for size.
3963 * common/config/arc/arc-common.c (arc_option_optimization_table):
3964 Section anchors default on when optimizing for size.
3966 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3968 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3970 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3972 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3973 * config/arc/arc.md (cpu_facility): Add cd variant.
3974 (*movqi_insn): Add code density variant.
3975 (*movhi_insn): Likewise.
3976 (*movqi_insn): Likewise.
3977 (*addsi3_mixed): Likewise.
3978 (subsi3_insn): Likewise.
3980 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3982 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3984 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3986 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3987 expressions with MINUS and UNARY ops.
3989 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3992 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3994 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3995 between vec_select and vector argument.
3996 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3997 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3998 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3999 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4000 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4001 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4003 2017-03-13 Richard Biener <rguenther@suse.de>
4006 * params.def (vect-max-peeling-for-alignment): Fix typo.
4008 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4010 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4011 issue that only occurred with binutils below 2.18.
4013 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4015 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4016 refer to binutils 2.11/2.12 minimum.
4018 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4020 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4021 ftp.kernel.org and simplify binutils requirement.
4023 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4025 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4027 (Optimize Options): Ditto. Also remove redundancy.
4029 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4031 PR translation/79848
4032 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4034 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4035 to G_ to avoid double translation.
4037 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4039 PR translation/79923
4040 * auto-profile.c (get_combined_location): Convert leading
4041 character of diagnostics to lower case and remove trailing period.
4042 (read_profile): Likewise for various diagnostics.
4043 * config/arm/arm.c (arm_option_override): Remove trailing period
4044 from various diagnostics.
4045 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4046 (msp430_expand_delay_cycles): Likewise.
4048 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4051 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4052 full command-line argument, rather than just "str".
4053 (aarch64_validate_march): Likewise.
4054 (aarch64_validate_mtune): Likewise.
4056 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4058 PR rtl-optimization/78911
4059 * lra-assigns.c (must_not_spill_p): New function.
4060 (spill_for): Use it.
4062 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4064 PR tree-optimization/79981
4065 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4066 ATOMIC_COMPARE_EXCHANGE ifn result.
4067 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4068 IFN_ATOMIC_COMPARE_EXCHANGE.
4070 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4073 * opts.c (parse_sanitizer_options): Add missing question mark to
4074 "did you mean" message.
4076 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4078 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4080 (VMULEUH_UNS): Likewise.
4081 (VMULOUB_UNS): Likewise.
4082 (VMULOUH_UNS): Likewise.
4083 * config/rs6000/rs6000.c (builtin_function_type): Remove
4084 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4086 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4089 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4090 x with result of extra_parsing_for_operand_code_0.
4091 (function_reader::extra_parsing_for_operand_code_0): Convert
4092 return type from void to rtx, returning x. When reading
4093 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4094 larger size containing struct block_symbol.
4096 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4098 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4099 -mfloat128-hardware without -m64.
4101 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4104 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4105 entries to the case statement that marks unsigned arguments to
4106 overloaded functions.
4108 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4110 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4111 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4113 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4116 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4117 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4119 2017-03-10 Martin Liska <mliska@suse.cz>
4123 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4124 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4127 2017-03-10 Olivier Hainque <hainque@adacore.com>
4129 * tree-switch-conversion (array_value_type): Start by resetting
4130 candidate type to it's main variant.
4132 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4134 PR rtl-optimization/79909
4135 * combine.c (try_combine): Use simplify_replace_rtx on individual
4136 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4137 of the whole CALL_INSN_FUNCTION_USAGE.
4139 PR tree-optimization/79972
4140 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4141 get_range_info on SSA_NAMEs. Formatting fixes.
4143 2017-03-10 Richard Biener <rguenther@suse.de>
4144 Jakub Jelinek <jakub@redhat.com>
4146 PR tree-optimization/77975
4147 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4148 edge to be constant.
4149 (get_val_for): For constant x return it. Formatting fix.
4150 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4151 would use the same bases as the current one.
4153 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4155 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4156 instead of vec_select for V1TImode.
4157 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4159 (VSX_LE_128): Add V1TI to this mode iterator.
4160 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4161 (*vsx_le_perm_store_<mode>): Likewise.
4162 (pre-reload splitter for VSX stores): Likewise.
4163 (post-reload splitter for VSX stores): Likewise.
4164 (*vsx_xxpermdi2_le_<mode>): Likewise.
4165 (*vsx_lxvd2x2_le_<mode>): Likewise.
4166 (*vsx_stxvd2x2_le_<mode>): Likewise.
4168 2017-03-09 Michael Eager <eager@eagercon.com>
4170 Correct failures with --enable-checking=yes,rtl.
4172 * config/microblaze/microblaze.c (microblaze_expand_shift):
4173 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4174 test for const0_rtx.
4175 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4176 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4178 2017-03-09 Richard Biener <rguenther@suse.de>
4180 PR tree-optimization/79977
4181 * graphite-scop-detection.c (scop_detection::merge_sese):
4182 Handle the case of extra exits to blocks dominating the entry.
4184 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4186 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4189 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4191 PR rtl-optimization/79949
4192 * lra-constraints.c (process_alt_operands): Check memory when
4193 trying to predict a cycle. Print about the overall increase.
4195 2017-03-09 Richard Biener <rguenther@suse.de>
4198 * gimple-expr.c (useless_type_conversion_p): Preserve
4199 TYPE_SATURATING for fixed-point types.
4201 2017-03-09 Richard Biener <rguenther@suse.de>
4204 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4205 alignment of BLKmode params.
4207 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4210 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4211 (VALL_NO_V2Q): Likewise.
4213 * config/aarch64/aarch64-simd.md
4214 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4216 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4217 VALL_NO_V2Q mode iterator.
4218 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4220 2017-03-09 Martin Liska <mliska@suse.cz>
4222 PR tree-optimization/79631
4223 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4224 tree_int_cst_sign_bit just for INTEGER constants.
4226 2017-03-09 Martin Liska <mliska@suse.cz>
4230 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4233 2017-03-09 Marek Polacek <polacek@redhat.com>
4236 * tree.c (inchash::add_expr): Handle TREE_VEC.
4238 2017-03-09 Martin Liska <mliska@suse.cz>
4241 (chkp_narrow_size_and_offset): New function.
4242 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4243 (void chkp_parse_bit_field_ref): New function.
4244 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4245 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4247 2017-03-09 Martin Liska <mliska@suse.cz>
4250 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4251 (chkp_find_bounds_1): Remove gcc_unreachable.
4253 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4256 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4257 BUILT_IN_SYNC*, determine the access type from the size suffix and
4258 always build a MEM_REF with that type. Handle forgotten
4259 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4262 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4263 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4264 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4265 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4266 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4267 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4268 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4269 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4270 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4271 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4272 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4273 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4274 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4275 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4276 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4277 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4278 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4279 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4280 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4281 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4282 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4283 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4284 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4285 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4286 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4287 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4288 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4289 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4290 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4291 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4292 definitions outside of __OPTIMIZE__ guarded section.
4295 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4296 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4297 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4298 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4301 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4303 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4304 ("vfenez<mode>"): Add missing constraints.
4306 2017-03-08 Martin Sebor <msebor@redhat.com>
4309 * config/nds32/nds32.c (nds32_option_override):
4310 Fix misspelled diagnostic.
4312 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4315 * gimplify.c (gimplify_omp_for): Replace index var in outer
4316 taskloop statement with an artificial variable and add
4317 OMP_CLAUSE_PRIVATE clause for it.
4319 2017-03-08 Richard Biener <rguenther@suse.de>
4321 PR tree-optimization/79955
4322 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4323 for accesses that are completely outside of the variable.
4325 2017-03-08 Andrew Haley <aph@redhat.com>
4327 PR tree-optimization/79943
4328 * tree-ssa-loop-split.c (compute_new_first_bound): When
4329 calculating the new upper bound, (END-BEG) should be added, not
4332 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4334 * config/avr/avr.md (setmemhi): Make sure match_dup
4335 operand number comes before match_scratch.
4337 2017-03-08 Richard Biener <rguenther@suse.de>
4339 PR tree-optimization/79920
4340 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4341 with ncopies == 1 to ...
4342 (vect_transform_slp_perm_load): ... here. Properly compute
4343 all element loads by iterating VF times over the group. Do
4344 not handle ncopies (computed in a broken way) in
4345 vect_create_mask_and_perm.
4347 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4350 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4351 is a uniform vector, use uniform_vector_p return value instead of
4352 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4354 2017-03-07 Marek Polacek <polacek@redhat.com>
4357 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4358 (alloca_call_type): Likewise.
4360 2017-03-07 Martin Liska <mliska@suse.cz>
4362 * gcov.c (process_args): Put comment to correct location.
4364 2017-03-07 Martin Liska <mliska@suse.cz>
4367 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4368 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4369 (chkp_narrow_bounds_for_field): Likewise.
4370 (chkp_parse_array_and_component_ref): Pass one more argument to
4373 2017-03-07 Richard Biener <rguenther@suse.de>
4375 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4378 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4380 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4381 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4383 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4386 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4387 to end of description.
4388 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4390 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4392 PR rtl-optimization/79901
4393 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4395 (*avx512f_<code><mode>3<mask_name>): ... this.
4396 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4397 iterator instead of VI8_AVX2_AVX512BW.
4399 PR rtl-optimization/79901
4400 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4401 min/max expander, expand it using expand_vec_cond_expr.
4404 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4407 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4410 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4411 to void * for PCH reasons.
4412 * dwarf2out.c (output_loc_operands, output_die): Cast
4413 v.val_vec.array to unsigned char *.
4415 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4418 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4421 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4423 PR rtl-optimization/79571
4424 * lra-constraints.c (process_alt_operands): Calculate static
4425 reject and subtract it from overall when only addresses will be
4428 2017-03-06 Julia Koval <julia.koval@intel.com>
4431 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4432 incoming stack boundary to 128 for 64-bit targets.
4434 2017-03-06 Richard Biener <rguenther@suse.de>
4436 PR tree-optimization/79894
4437 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4438 to NULL after folding it.
4440 2017-03-06 Richard Biener <rguenther@suse.de>
4442 PR tree-optimization/79824
4443 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4444 check disabling peeling for gaps.
4446 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4448 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4449 attributes): Document gettimeofday.
4451 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4453 * config/s390/s390.c (s390_option_override_internal): Set
4454 PARAM_MIN_VECT_LOOP_BOUND
4456 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4458 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4459 * config/s390/s390.md: Likewise.
4461 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4464 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4465 (<avx2_avx512>_perm<mode>): Rename to ...
4466 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4468 (<avx512>_perm<mode>_mask): Rename to ...
4469 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4471 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4472 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4473 instead of VI8F_256_512.
4474 (avx512f_perm<mode>): New define_expand.
4475 (avx512f_perm<mode>_mask): Likewise.
4476 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4477 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4479 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4481 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4482 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4484 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4486 2017-03-06 Martin Liska <mliska@suse.cz>
4489 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4490 when having a SSA NAME w/o VAR_DECL assigned to it.
4492 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4494 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4495 msa_dpsub_<su>_d): Fix MODE for vec_select.
4497 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4499 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4501 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4503 2017-03-06 Richard Biener <rguenther@suse.de>
4505 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4506 * plugin.c (register_plugin_info): Likewise.
4507 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4509 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4511 * config/i386/sse.md (sse_storehps, sse_storelps,
4512 avx_<castmode><avxsizesuffix>_<castmode>,
4513 avx512f_<castmode><avxsizesuffix>_<castmode>,
4514 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4515 in condition that at least one operand is not a MEM.
4517 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4520 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4521 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4523 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4524 gimple_call_nothrow_p flag based on whether original builtin can throw.
4525 If it can, emit following stmts on the fallthrough edge.
4526 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4527 don't create new bb if inserting just debug stmts on the edge, try to
4528 insert them on the fallthru bb or just reset debug stmts.
4530 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4533 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4534 restore recog_data (including the operand rtxes inside it) around
4535 the call to get_insn_template.
4537 2017-03-03 Martin Sebor <msebor@redhat.com>
4539 PR tree-optimization/79699
4540 * context.c (context::~context): Free MPFR caches to avoid
4541 a memory leak on program exit.
4543 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4545 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4546 Use wide_int::ulow () instead of .elt (0).
4548 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4551 (*pushxf): Limit oF constraint to 32bit targets and add oC
4552 constraint for 64bit targets.
4553 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4554 (*pushdf): Change rmF constraint to rmC.
4556 2017-03-03 Martin Liska <mliska@suse.cz>
4558 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4559 Remove unused variable.
4561 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4564 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4565 is a memory operand, increase num_memory.
4566 (ix86_expand_args_builtin): Likewise.
4568 2017-03-03 Jan Hubicka <jh@suse.cz>
4571 * ipa-devirt.c (maybe_record_node): Properly handle
4572 __cxa_pure_virtual visibility.
4574 2017-03-03 Martin Liska <mliska@suse.cz>
4576 PR tree-optimization/79803
4577 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4579 (pass_loop_prefetch::execute): Disabled optimization if an
4580 assumption about L1 cache size is not met.
4582 2017-03-03 Martin Liska <mliska@suse.cz>
4584 PR rtl-optimization/79574
4585 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4586 (hash_scan_set): Likewise.
4587 (dump_hash_table): Likewise.
4588 (hoist_code): Likewise.
4590 2017-03-03 Richard Biener <rguenther@suse.de>
4592 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4593 in place of uhigh ().
4594 (fixed_convert_from_real): Likewise.
4596 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4601 2017-03-03 Richard Biener <rguenther@suse.de>
4604 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4605 TYPE_OVERFLOW_UNDEFINED check.
4607 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4609 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4611 (vector_ae_<mode>_p): Likewise.
4612 (vector_nez_<mode>_p): Likewise.
4613 (vector_ne_v2di_p): Likewise.
4614 (vector_ae_v2di_p): Likewise.
4615 (vector_ne_<mode>_p): Likewise.
4616 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4618 (vsx_tsqrt<mode>2_fe): Likewise.
4620 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4623 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4625 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4627 PR rtl-optimization/79780
4628 * cprop.c (one_cprop_pass): When second and further conditional trap
4629 in a single basic block is turned into an unconditional trap, turn it
4630 into a deleted note to avoid RTL verification failures.
4632 2017-03-02 Richard Biener <rguenther@suse.de>
4634 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4636 2017-03-02 Richard Biener <rguenther@suse.de>
4638 PR tree-optimization/79345
4640 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4641 param and abort the walk, returning -1 if it is hit.
4642 (walk_aliased_vdefs): Take a limit param and pass it on.
4643 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4644 defaulting to 0 and return a signed int.
4645 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4646 (check_defs): New helper.
4647 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4648 about uninitialized memory.
4649 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4650 bogus uninitialized warning.
4651 (fixed_convert_from_real): Likewise.
4653 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4655 PR tree-optimization/66768
4656 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4657 iv_use if base object can't be determined.
4659 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4661 PR tree-optimization/79345
4662 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4663 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4664 (get_pattern_stats): Initialize it.
4665 * genemit.c (gen_expand): Verify match_scratch numbers come after
4666 match_operand/match_dup numbers.
4667 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4668 match_scratch numbers.
4669 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4671 * config/s390/s390.md (trunctdsd2): Likewise.
4673 2017-03-02 Richard Biener <rguenther@suse.de>
4675 * wide-int.h (wide_int_storage::operator=): Implement in terms
4678 2017-03-02 Richard Biener <rguenther@suse.de>
4680 PR tree-optimization/79777
4681 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4682 the to insert expression to sth existing.
4684 2017-03-01 Martin Sebor <msebor@redhat.com>
4687 * gimple-ssa-sprintf.c
4688 (directive::known_width_and_precision): New function.
4689 (format_integer): Use it.
4690 (get_mpfr_format_length): Consider the full range of precision
4691 when computing %g output with the # flag. Set the likely byte
4692 count to 3 rather than 1 when precision is indeterminate.
4693 (format_floating): Correct the lower bound of precision.
4695 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4697 * doc/invoke.texi: Document default code model for 64-bit Linux.
4699 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4702 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4703 udiv rather than div since input pattern is unsigned.
4705 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/i386.c (print_reg): Warn for values of
4708 unsupported size in integer register.
4710 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4713 * config/rs6000/predicates.md (current_file_function_operand): Do
4714 not allow self calls to be local if the function is replaceable.
4716 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4719 * config/rs6000/altivec.h (vec_ctz and others): Change the
4720 preprocessor macro that controls conditional compilation from
4721 _ARCH_PWR9 to __POWER9_VECTOR__.
4722 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4723 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4724 control (instead of _ARCH_PWR9 control) so that template
4725 definition uses power9-specific function.
4726 (vec_any_eq): Likewise.
4727 (vec_all_ne): Change macro definition to use a power9-specific
4728 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4729 _ARCH_PWR9 control).
4730 (vec_any_eq) Likewise.
4731 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4732 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4733 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4734 support for xvcmpnedp instruction.
4735 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4736 macro expansion so that Power9 implementation of vec_all_ne does
4737 not use the AltiVec predicate framework.
4738 (VCMPNEH_P): Likewise.
4739 (VCMPNEW_P): Likewise.
4740 (VCMPNED_P): Likewise.
4741 (VCMPNEFP_P): Likewise.
4742 (VCMPNEDP_P): Likewise.
4743 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4744 implementation of vec_any_eq to not use AltiVec predicate
4746 (VCMPAEH_P): Likewise.
4747 (VCMPAEW_P): Likewise.
4748 (VCMPAED_P): Likewise.
4749 (VCMPAEFP_P): Likewise.
4750 (VCMPAEDP_P): Likewise.
4751 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4752 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4753 not use the AltiVec predicate framework.
4754 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4755 of vec_any_eq to not use AltiVec predicate framework.
4756 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4757 support for predefined __POWER9_VECTOR__ macro to indicate that
4758 Power9 instruction selection is enabled.
4759 (altivec_overloaded_builtins): Remove extraneous
4760 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4761 function argument types RS6000_BTI_bool_V16QI and
4762 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4763 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4764 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4765 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4766 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4767 Power9 for implementations of vec_cmpne. Change the signature for
4768 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4769 (representing vec_all_ne) to remove the previously described first
4770 argument of type RS6000_BTI_INTSI, as this was an artifact of
4771 reliance on the AltiVec predicate framework, which is no longer
4772 used in the implementation of these functions. Add
4773 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4774 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4775 since, unlike the AltiVec predicate framework implementation, we
4776 do not share function descriptors between vec_alle and vec_anyeq.
4777 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4778 set of modes that receive special treatment even when
4779 TARGET_P9_VECTOR is true. The special treatment emits code that
4780 does not depend on Power9 instructions.
4781 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4782 define_expand to not rely on AltiVec predicate framework.
4783 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4785 (vector_ne_v2di_p): Change this define_expand to not rely on
4786 AltiVec predicate framework.
4787 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4789 (vector_ne_<mode>_p): Change this define_expand to not rely on
4790 AltiVec predicate framework.
4791 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4793 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4794 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4795 define_insn pattern.
4796 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4797 define_insn pattern because the xvcmpne<VSs>. instruction is not
4799 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4800 instruction is not supported.
4802 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4804 * config/nvptx/nvptx.c: Include intl.h.
4806 2017-03-01 Martin Jambor <mjambor@suse.cz>
4809 * ipa-prop.h (ipa_bits): Removed field known.
4810 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4811 to pointers. Adjusted their comments to warn about their sharing.
4812 (ipcp_transformation_summary): Change bits to a vector of pointers.
4813 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4814 (ipa_get_ipa_bits_for_value): Declare.
4815 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4816 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4817 (ipa_bits_hash_table): Likewise.
4818 (ipa_vr_ggc_hash_traits): Likewise.
4819 (ipa_vr_hash_table): Likewise.
4820 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4821 being pointers and vr_known being removed.
4822 (ipa_set_jf_unknown): Likewise.
4823 (ipa_get_ipa_bits_for_value): New function.
4824 (ipa_set_jfunc_bits): Likewise.
4825 (ipa_get_value_range): New overloaded functions.
4826 (ipa_set_jfunc_vr): Likewise.
4827 (ipa_compute_jump_functions_for_edge): Use the above functions to
4828 construct bits and vr parts of jump functions.
4829 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4830 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4832 (ipcp_grow_transformations_if_necessary): Also allocate
4833 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4835 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4836 them. Fix too long lines.
4837 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4838 vr_known being removed.
4839 (ipa_read_jump_function): Use new setter functions to construct bits
4840 and vr parts of jump functions or set them to NULL.
4841 (write_ipcp_transformation_info): Adjust for bits being pointers.
4842 (read_ipcp_transformation_info): Likewise.
4843 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4845 Include gt-ipa-prop.h.
4846 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4848 (ipcp_store_bits_results): Likewise.
4849 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4850 Do not write to existing jump functions but use a temporary instead.
4852 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4855 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4856 attempt to use its first operand as BIT_FIELD_REF base.
4858 2017-03-01 Richard Biener <rguenther@suse.de>
4861 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4862 interpolating formula in wrapping arithmetic.
4863 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4865 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4867 PR tree-optimization/79734
4868 * tree-vect-generic.c (expand_vector_condition): Optimize
4869 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4870 Handle VEC_COND_EXPR where comparison has different inner width from
4873 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4875 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4876 markup, and similar issues. Remove @opindex entries for things
4877 that aren't options. Add missing -mmpy-option entries.
4879 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4881 PR tree-optimization/79737
4882 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4883 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4884 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4885 instead of byte_size. Formatting fix.
4886 (shift_bytes_in_array_right): Formatting fix.
4888 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4891 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4892 condition on optimize for the leaf function test.
4894 2017-02-28 Martin Liska <mliska@suse.cz>
4897 * read-rtl-function.c (function_reader::handle_unknown_directive):
4898 Bail out when one uses -flto.
4900 2017-02-28 Martin Liska <mliska@suse.cz>
4902 * common.opt: Replace space with tabular for options of <number>
4904 * config/i386/i386.opt: Show <number> value for
4905 -mlarge-data-threshold.
4906 * opts.c (print_filtered_help): Do not display number in hexadecimal
4909 2017-02-28 Martin Liska <mliska@suse.cz>
4911 * common.opt: Fix --help=option -Q for options which are of
4914 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4916 * config/i386/i386.c (print_reg): Error out for values
4917 of 8-bit size in invalid integer register.
4919 2017-02-28 Martin Sebor <msebor@redhat.com>
4921 PR tree-optimization/79691
4922 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4924 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4927 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4928 gcc_unreachable with output_operand_lossage.
4930 2017-02-28 Richard Biener <rguenther@suse.de>
4932 PR tree-optimization/79740
4933 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4935 (visit_nary_op): Insert the nary into the hashtable if we
4936 pattern-matched sth.
4937 * tree-ssa-pre.c (eliminate_insert): Robustify.
4939 2017-02-28 Richard Biener <rguenther@suse.de>
4942 * fold-const.c (decode_field_reference): Reject out-of-bound
4945 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4947 * config/i386/i386.c: Include intl.h.
4948 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4949 instead of just cond ? "..." : "...".
4950 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4951 * coverage.c (read_counts_file): Likewise.
4952 * omp-offload.c: Include intl.h.
4953 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4954 of just cond ? "..." : "...".
4955 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4956 of just cond ? "..." : "...".
4958 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4961 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4963 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4964 'tune for' CPU name.
4965 * config/arm/arm-cpu-data.h: Regenerated.
4967 2017-02-28 Richard Biener <rguenther@suse.de>
4969 PR tree-optimization/79732
4970 * tree-inline.c (expand_call_inline): Do not shadow var.
4972 2017-02-28 Richard Biener <rguenther@suse.de>
4974 PR tree-optimization/79723
4975 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4976 address-space properly.
4978 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4980 * doc/optinfo.texi (Optimization groups): Fix option used for
4982 * doc/invoke.texi (-fopt-info): Document "omp".
4983 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4984 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4985 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4986 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4987 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4989 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4991 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4992 OPTGROUP_OMP with "omp".
4994 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4997 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4998 for arithmetic shift of unsigned V2DI.
5000 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5002 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5003 arc/linux.h headers.
5004 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5005 (LINK_SPEC): Likewise.
5006 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5007 (EXTRA_SPECS): Likewise.
5008 (STARTFILE_SPEC): Likewise.
5009 (ENDFILE_SPEC): Likewise.
5010 (LIB_SPEC): Likewise.
5011 (TARGET_SDATA_DEFAULT): Likewise.
5012 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5013 (MULTILIB_DEFAULTS): Likewise.
5014 (DWARF2_UNWIND_INFO): Likewise.
5015 * config/arc/big.h: New file.
5016 * config/arc/elf.h: Likewise.
5017 * config/arc/linux.h: Likewise.
5018 * config/arc/t-uClibc: Remove.
5020 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5022 PR tree-optimization/77536
5023 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5024 (tree_transform_and_unroll_loop): Use above function to compute the
5025 estimated niter of unrolled loop and use it when scaling profile.
5026 Also use count info rather than frequency if it's non-zero.
5027 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5028 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5029 (vect_transform_loop): Call above function.
5031 2017-02-27 Richard Biener <rguenther@suse.de>
5033 PR tree-optimization/45397
5034 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5035 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5036 (visit_nary_op): Add pattern matching for CSEing sign-changed
5037 or truncated operations with wider ones.
5039 2017-02-27 Richard Biener <rguenther@suse.de>
5041 PR tree-optimization/79690
5042 * tree-vect-stmts.c (vectorizable_store): Use vector type
5043 built from the DR with address-space.
5045 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5047 * doc/invoke.texi (Optimize Options): Refine the description
5048 of asan-use-after-return.
5050 2017-02-25 Alan Modra <amodra@gmail.com>
5052 PR rtl-optimization/79584
5053 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5054 base, not ad->base_term, the reg within base. Remove assertion
5055 that ad->base == ad->base_term. Replace gen_int_mode using
5056 bogus mode with const0_rtx.
5058 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5061 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5062 FMA_EXPR like tcc_binary or tcc_unary.
5064 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5067 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5069 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5070 (output_loc_operands): Handle DW_OP_call_ref and
5071 DW_OP_GNU_variable_value.
5072 (struct variable_value_struct): New type.
5073 (struct variable_value_hasher): Likewise.
5074 (variable_value_hash): New variable.
5075 (string_types): Remove.
5076 (copy_loc_descr): New function.
5077 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5078 (prepend_loc_descr_to_each): New function.
5079 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5080 instead of add_loc_descr_to_each if the first argument is single
5081 location list and the second has multiple.
5082 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5083 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5084 when looking for variable value which doesn't have other location info.
5085 (loc_list_from_tree): Formatting fix.
5086 (gen_array_type_die): Simplify DW_AT_string_length handling.
5087 (adjust_string_types): Remove.
5088 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5089 string_types. Call resolve_variable_values.
5090 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5091 (resolve_addr_in_expr): Likewise. Add A argument.
5092 (copy_deref_exprloc): Remove deref argument. Adjust for the
5093 original expression being DW_OP_GNU_variable_value with optionally
5094 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5095 optionally after it.
5096 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5097 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5098 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5099 (variable_value_hasher::hash, variable_value_hasher::equal): New
5101 (resolve_variable_value_in_expr, resolve_variable_value,
5102 resolve_variable_values, note_variable_value_in_expr,
5103 note_variable_value): New functions.
5104 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5107 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5110 * opts.h (handle_generated_option): Add GENERATED_P argument.
5111 * opts-common.c (handle_option): Adjust function comment.
5112 (handle_generated_option): Add GENERATED_P argument, pass it to
5114 (control_warning_option): Pass false to handle_generated_option
5116 * opts.c (maybe_default_option): Pass true to handle_generated_option
5118 * optc-gen.awk: Likewise.
5120 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5122 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5123 a REG, look at the REG it is a SUBREG of.
5124 (splitter for cmpeqsi_t): Ditto.
5126 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5128 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5129 the special USEs with the pattern of the insn, not the insn itself.
5131 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5134 * doc/invoke.texi: Document -mload-store-pairs.
5136 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5137 Sandra Loosemore <sandra@codesourcery.com>
5139 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5140 argument isn't a CONST_INT.
5141 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5142 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5143 (nios2_validate_compare): Bypass alternate compare logic if *op2
5145 (ldstwm_operation_p): Return false if first_base is not a REG or
5146 if first_offset is not a CONST_INT.
5148 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5150 * config/cris/cris.md: Use correct operand in a define_peephole2.
5152 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5154 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5156 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5158 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5159 this_insn if it is an INSN or JUMP_INSN.
5160 (force_offsettable): Look at base, not at addr.
5161 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5162 on things that aren't necessarily CONST_INTs.
5164 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5166 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5167 -mfpmath=sse is the default also for x86-32 targets with SSE2
5168 instruction set when @option{-ffast-math} is enabled
5170 2017-02-24 Jeff Law <law@redhat.com>
5172 PR rtl-optimizatoin/79286
5173 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5176 2017-02-24 Richard Biener <rguenther@suse.de>
5178 PR tree-optimization/79389
5179 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5182 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5184 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5185 function comment to reflect reality.
5186 (loop_exits_before_overflow): Fix typo in function description.
5188 2017-02-24 Richard Biener <rguenther@suse.de>
5190 PR tree-optimization/79389
5191 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5192 properly that a threading opportunity exists. Detect conditional
5193 copy/constant propagation opportunities.
5195 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5197 * config/visium/visium.md (type): Add trap.
5198 (b): New mode attribute.
5199 (*btst): Rename into...
5200 (*btst<mode>): ...this and adjust.
5201 (*cbranchsi4_btst_insn): Rename into...
5202 (*cbranch<mode>4_btst_insn): ...this and adjust.
5203 (trap): New define_insn.
5205 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5207 PR tree-optimization/79389
5208 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5209 (noce_reversed_cond_code): New function.
5210 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5211 reversed_comparison_code. Formatting fix.
5212 (noce_try_store_flag): Test rev_cond != NULL in addition to
5213 reversed_comparison_code.
5214 (noce_try_store_flag_constants): Likewise.
5215 (noce_try_store_flag_mask): Likewise.
5216 (noce_try_addcc): Use rev_cond if non-NULL instead of
5217 reversed_comparison_code.
5218 (noce_try_cmove_arith): Likewise. Formatting fixes.
5219 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5220 (noce_find_if_block): Initialize rev_cond.
5221 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5222 instead of false as last argument never attempt to reverse it
5225 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5227 PR tree-optimization/79663
5228 * tree-predcom.c (combine_chains): Process refs in reverse order
5229 only for ZERO length chains, and add explaining comment.
5231 2017-02-23 Jeff Law <law@redhat.com>
5233 PR tree-optimization/79578
5234 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5235 in call to operand_equal_p.
5237 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5240 * config/i386/cpuid.h: Fix another undefined behavior.
5242 2017-02-23 Richard Biener <rguenther@suse.de>
5244 PR tree-optimization/79683
5245 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5246 vector types for data-refs.
5248 2017-02-23 Martin Liska <mliska@suse.cz>
5250 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5252 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5255 * internal-fn.c (get_range_pos_neg): Moved to ...
5256 * tree.c (get_range_pos_neg): ... here. No longer static.
5257 * tree.h (get_range_pos_neg): New prototype.
5258 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5259 are known to be in between 0 and signed maximum inclusive, try to
5260 expand both unsigned and signed divmod and use the cheaper one from
5263 2017-02-22 Jeff Law <law@redhat.com>
5265 PR tree-optimization/79578
5266 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5267 to compare base operands.
5269 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5272 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5273 gpc_reg_operand instead of fpr_reg_operand.
5275 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5277 * config/mips/mips.c (mips_return_in_memory): Force FP
5278 vector types to be returned in memory for o32 ABI.
5280 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5282 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5283 instead of DW_TAG_member for static data member declarations and don't
5284 set no_linkage_name for static inline data members.
5285 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5288 2017-02-22 Martin Liska <mliska@suse.cz>
5290 * doc/invoke.texi: Replace inequality signs with square brackets
5293 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5295 PR tree-optimization/68644
5296 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5298 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5301 * lra-constraints.c (simplify_operand_subreg): Handle
5302 WORD_REGISTER_OPERATIONS targets.
5304 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5307 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5308 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5309 elimination by swapping fld*.
5311 2017-02-22 Richard Biener <rguenther@suse.de>
5313 PR tree-optimization/79673
5314 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5315 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5316 irrelevant address-space qualifiers and avoiding a
5317 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5319 2017-02-22 Richard Biener <rguenther@suse.de>
5321 PR tree-optimization/79666
5322 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5323 to not symbolically negate if that may introduce undefined
5326 2017-02-22 Martin Liska <mliska@suse.cz>
5329 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5330 * data-streamer-out.c (streamer_write_gcov_count_stream):
5332 * value-prof.c (stream_out_histogram_value): Make assert more
5333 precise based on type of counter.
5335 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5338 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5339 Use nonimmediate_operand instead of memory_operand for operand 1.
5340 (float-extend standard_x87sse_constant_load splitter): Ditto.
5342 2017-02-21 Jeff Law <law@redhat.com>
5344 PR tree-optimization/79621
5345 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5346 blocks with edges to themselves.
5348 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5351 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5352 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5353 Use gimple_call_builtin_p.
5356 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5357 on temporarily removed DEBUG_INSNs.
5359 PR tree-optimization/79649
5360 * tree-loop-distribution.c (classify_partition): Give up on
5361 non-generic address space loads/stores.
5363 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5365 * doc/loop.texi (Loop manipulation): Remove nonexistent
5366 tree_ssa_loop_version from the documentation.
5367 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5369 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5372 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5373 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5374 * config/rs6000/rs6000.c: Include except.h.
5375 (rs6000_expand_split_stack_prologue): Call
5376 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5378 2017-02-21 Martin Jambor <mjambor@suse.cz>
5381 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5384 2017-02-21 Martin Jambor <mjambor@suse.cz>
5386 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5387 for backward compatibility only.
5388 * doc/invoke.texi (Option Summary): Remove all references to
5391 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5395 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5397 * lra-constraints.c (curr_insn_transform): Handle
5398 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5400 2017-02-21 Martin Liska <mliska@suse.cz>
5402 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5404 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5406 PR translation/79638
5407 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5409 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5412 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5413 (arm_function_ok_for_sibcall): Return false for an indirect call by
5414 descriptor if all the argument registers are used.
5415 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5416 alignment of the function.
5418 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5420 PR tree-optimization/61441
5421 * simplify-rtx.c (simplify_const_unary_operation): For
5422 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5423 the sNaN unmodified.
5425 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5427 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5428 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5429 instead of SYSTEM_HEADER_DIR.
5431 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5432 Martin Liška <mliska@suse.cz>
5434 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5435 Fix typos and grammar, use active voice, and clarify.
5437 2017-02-20 Marek Polacek <polacek@redhat.com>
5440 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5443 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5445 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5448 * config/i386/i386.c (ix86_expand_builtin): Handle
5449 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5450 ix86_builtins_isa[fcode].isa as a requirement of those
5451 flags and any other flag in the bitmask.
5452 (ix86_init_mmx_sse_builtins): Use 0 instead of
5453 ~OPTION_MASK_ISA_64BIT as mask.
5454 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5455 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5456 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5457 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5459 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5462 * lra-constraints.c (split_reg): Check requested split mode
5463 is supported by the register.
5465 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5467 * lra-constraints.c (simplify_operand_subreg): Remove early
5470 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5473 * lra-constraints.c (curr_insn_transform): Tighten condition
5474 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5476 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5479 * lra-constraints.c (curr_insn_transform): Handle
5480 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5482 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5485 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5487 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5489 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5492 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5495 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5497 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5500 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5502 * final.c (last_columnnum, override_columnnum): New variables.
5503 (final_start_function): Set last_columnnum, pass it to begin_prologue
5504 hook and pass 0 to dwarf2out_begin_prologue.
5505 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5506 to source_line debug hook.
5507 (notice_source_line): Compute last_columnnum and for debug_column_info
5508 return true on column changes.
5509 * debug.h (struct gcc_debug_hooks): Add column argument to
5510 source_line and begin_prologue hooks.
5511 (debug_nothing_int_charstar_int_bool): Remove prototype.
5512 (debug_nothing_int_int_charstar,
5513 debug_nothing_int_int_charstar_int_bool): New prototypes.
5514 (dwarf2out_begin_prologue): Add column argument.
5515 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5516 begin_prologue hooks.
5517 (debug_nothing_int_charstar_int_bool): Remove.
5518 (debug_nothing_int_int_charstar,
5519 debug_nothing_int_int_charstar_int_bool): New functions.
5520 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5521 through to dwarf2out_source_line.
5522 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5523 (dwarf2out_source_line): Add column argument, emit it if requested.
5524 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5526 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5527 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5528 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5529 through to dwarf2out_begin_prologue.
5530 (vmsdbgout_source_line): Add column argument, pass it through to
5531 dwarf2out_source_line.
5532 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5533 dbxout_source_line caller.
5534 (dbxout_source_line): Add column argument.
5536 * common.opt (gno-column-info, gcolumn-info): New options.
5537 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5538 (check_die): Also test for multiple DW_AT_decl_column attributes.
5539 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5540 DW_AT_decl_column if requested.
5541 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5543 (gen_variable_die): Likewise.
5544 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5545 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5548 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5549 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5550 (ix86_handle_option): Handle OPT_m3dnowa.
5551 * doc/invoke.texi (-m3dnowa): Document.
5552 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5553 -m3dnowa instead of -m3dnow -march=athlon.
5556 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5557 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5559 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5562 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5563 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5564 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5565 generator for vsx_xxpermdi_<mode>_be.
5566 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5567 force big-endian semantics.
5568 (vsx_xxpermdi_<mode>_be): New define_expand with same
5569 implementation as previous version of vsx_xxpermdi_<mode>.
5571 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5573 PR tree-optimization/79327
5574 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5575 variable, its initialization and use.
5577 2017-02-17 Julia Koval <julia.koval@intel.com>
5579 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5580 (OPTION_MASK_ISA_PKU_UNSET): New.
5581 (ix86_handle_option): Handle -mrdpid.
5582 * config/i386/cpuid.h (bit_RDPID): New.
5583 * config/i386/driver-i386.c (host_detect_local_cpu):
5584 Detect RDPID feature.
5585 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5586 * config/i386/i386-c.c (ix86_target_macros_internal):
5588 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5589 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5590 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5591 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5592 * config/i386/i386.md (define_insn "rdpid"): New.
5593 * config/i386/i386.opt Add -mrdpid.
5594 * config/i386/immintrin.h (_rdpid_u32): New.
5596 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5598 PR rtl-optimization/79541
5599 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5600 instead of transforming it into USE.
5602 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5604 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5605 If HONOR_SNANS (SFmode) force the input to a register.
5606 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5607 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5608 an frsp or similar insn.
5610 2017-02-17 Martin Liska <mliska@suse.cz>
5612 PR rtl-optimization/79577
5613 * params.def (selsched-max-sched-times): Increase minimum to 1.
5615 2017-02-17 Martin Liska <mliska@suse.cz>
5617 PR rtl-optimization/79574
5618 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5620 2017-02-17 Martin Liska <mliska@suse.cz>
5622 PR tree-optimization/79529
5623 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5624 ssa_defined_default_def_p to handle cases which are implicitly
5626 * tree-ssa.c (ssa_defined_default_def_p): New function.
5627 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5628 which are implicitly defined.
5629 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5631 2017-02-17 Richard Biener <rguenther@suse.de>
5634 * params.def (max-ssa-name-query-depth): Limit to 10.
5636 2017-02-17 Richard Biener <rguenther@suse.de>
5638 PR tree-optimization/79552
5639 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5642 2017-02-17 Richard Biener <rguenther@suse.de>
5645 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5647 2017-02-17 Marek Polacek <polacek@redhat.com>
5650 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5651 (fold_negate_expr): New wrapper.
5653 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5655 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5656 Correct terminology and de-emphasize pre-standard behavior.
5658 2017-02-16 Alan Modra <amodra@gmail.com>
5660 PR rtl-optimization/79286
5661 * ira.c (def_dominates_uses): New function.
5662 (update_equiv_regs): Don't create an equivalence for insns that
5663 may trap where the register def does not dominate the use.
5665 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5667 PR rtl-optimization/78127
5668 * lra.c (lra): Call lra_eliminate before finish the loop after
5671 2017-02-16 Richard Biener <rguenther@suse.de>
5673 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5675 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5676 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5677 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5678 (isl_val_int_from_wi): New function.
5679 (extract_affine_gmp): Rename to ...
5680 (extract_affine_wi): ... this, take a widest_int.
5681 (extract_affine_int): Just wrap extract_affine_wi.
5682 (add_param_constraints): Use isl_val_int_from_wi.
5683 (add_loop_constraints): Likewise, and extract_affine_wi.
5685 2017-02-15 Jeff Law <law@redhat.com>
5688 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5689 ira_init_register_move_cost_if_necessary.
5691 2017-02-15 Martin Sebor <msebor@redhat.com>
5694 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5695 removed in a prior commit.
5697 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5699 PR tree-optimization/79347
5700 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5701 counters during peeling.
5703 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5705 * Makefile.in (site.exp): Remove "set ISLVER".
5707 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5710 * real.c (real_from_integer): Call real_convert even for decimal.
5712 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5715 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5717 2017-02-14 Andrew Pinski <apinski@cavium.com>
5719 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5720 cores and change the partno/implementer to be correct.
5721 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5722 the 'B" as the implementer.
5723 * config/aarch64/aarch64-tune.md: Regenerate.
5725 2017-02-14 Carl Love <cel@us.ibm.com>
5727 * config/rs6000/rs6000.c: Add case statement entry to make the
5728 xvcvuxdsp built-in argument unsigned.
5729 * config/rs6000/vsx.md: Fix the source and return operand types so they
5730 match the instruction definitions from the ISA document. Fix typo
5731 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5734 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5737 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5738 member early_clobber_alts.
5739 * lra-lives.c (reg_early_clobber_p): New.
5740 (process_bb_lives): Use it.
5741 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5742 (debug_operand_data): Initialize early_clobber_alts.
5743 (setup_operand_alternative): Set up early_clobber_alts.
5744 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5745 alternatives to new_insn_reg.
5746 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5748 (lra_update_insn_regno_info): Pass the new arg.
5750 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5753 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5754 (new_oacc_loop_raw): Don't clear already cleared fields.
5757 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5758 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5759 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5761 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5766 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5769 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5770 the extra instruction to the right place to store 128-bit constant
5773 2017-02-14 Martin Sebor <msebor@redhat.com>
5776 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5777 warning for strings of unknown length.
5779 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5781 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5783 2017-02-14 Jeff Law <law@redhat.com>
5786 * ira-costs.c (scan_one_insn): Initialize register move costs
5787 for pseudos seen in USE/CLOBBER insns.
5789 PR tree-optimization/79095
5790 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5791 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5792 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5793 if the operands are known to be not equal, then the resulting range
5795 (intersect_ranges): If the new range is ~[0,0] and the old range is
5796 wide, then prefer ~[0,0].
5797 * tree-vrp.c (overflow_comparison_p_1): New function.
5798 (overflow_comparison_p): New function.
5799 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5800 if NAME is used in an overflow test.
5801 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5802 overflow check that can be expressed as an equality test, then adjust
5803 ops to be that equality test.
5805 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5807 * config/s390/s390-builtin-types.def: Remove flags argument.
5808 * config/s390/s390.c (s390_init_builtins): Likewise.
5810 2017-02-14 Martin Liska <mliska@suse.cz>
5812 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5813 vector. Fix trailing white spaces.
5815 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5817 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5820 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5822 PR rtl-optimization/68664
5823 * config/arm/arm.c (arm_sched_can_speculate_insn):
5824 New function. Declare prototype.
5825 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5827 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5829 PR rtl-optimization/68664
5830 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5832 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5834 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5836 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5837 max skip bytes for function, loop and jump.
5839 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5841 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5842 ABS_EXPR for gimple dump.
5844 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5847 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5849 PR tree-optimization/79408
5850 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5851 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5852 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5853 also if rhs1 is INTEGER_CST.
5855 2017-02-14 Richard Biener <rguenther@suse.de>
5858 * tree-into-ssa.c (insert_phi_nodes): When the function can
5859 have abnormal edges rewrite SSA names with broken use-def
5860 dominance out of SSA and register them for PHI insertion.
5862 2017-02-13 Martin Sebor <msebor@redhat.com>
5865 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5866 clearing info.nowrite flag when snprintf size argument is a range.
5868 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5870 * cprop.c (cprop_jump): Add missing space in string literal.
5871 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5872 (get_constraint_for_component_ref): Likewise.
5873 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5874 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5875 * lra-constraints.c (process_alt_operands): Likewise.
5876 * ipa-inline.c (inline_small_functions): Likewise.
5877 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5878 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5879 * trans-mem.c (diagnose_tm_1_op): Likewise.
5880 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5881 (grid_parallel_clauses_gridifiable): Likewise.
5883 * config/nvptx/mkoffload.c (process): Add space in between
5886 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5887 "MOD4_SSE_REGS" and "ALL_REGS".
5889 * spellcheck.c (test_data): Add , in between "foo" and "food".
5891 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5894 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5895 boundary crossing check and subsequent code generation agree.
5897 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5899 * config/aarch64/aarch64.c (has_memory_op): Delete.
5900 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5903 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5905 PR rtl-optimization/79388
5906 PR rtl-optimization/79450
5907 * combine.c (distribute_notes): When removing TEM_INSN for which
5908 corresponding dest has last value recorded, invalidate that last
5911 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5913 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5914 of explicit '@'. Add missing assembly comment marker on branch costs
5917 2017-02-13 Nathan Sidwell <nathan@acm.org>
5919 * gengtype-lex.l (<in_struct>): Add '/'.
5921 2017-02-13 Martin Liska <mliska@suse.cz>
5924 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5926 2017-02-13 Richard Biener <rguenther@suse.de>
5928 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5930 * configure: Re-generate.
5931 * config.in: Likewise.
5932 * graphite-dependences.c: Simplify as if
5933 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5934 * graphite-isl-ast-to-gimple.c: Likewise.
5935 * graphite-optimize-isl.c: Likewise.
5936 * graphite-poly.c: Likewise.
5937 * graphite-sese-to-poly.c: Likewise.
5938 * graphite.h: Likewise.
5939 * toplev.c: Include isl/version.h and use isl_version () for
5940 printing the ISL version.
5941 * doc/install.texi: Update ISL requirement.
5943 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5945 * doc/standards.texi (Standards): Update reference to
5948 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5950 * doc/extend.texi (Named Address Spaces): sourceware.org now
5952 * doc/install.texi (Binaries): Ditto.
5955 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5957 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5958 standard terminology "stringize"/"stringizing" throughout.
5959 * doc/cppinternals.texi: Likewise.
5961 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5963 * doc/extend.texi: Fix some spelling mistakes and typos.
5964 * doc/invoke.texi: Likewise.
5966 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5969 * params.def (inline-min-speedup) Change from 10 to 8.
5971 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5973 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5976 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5979 * ipa-inline-analysis.c (get_minimal_bb): New function.
5980 (record_modified): Use it.
5981 (remap_edge_change_prob): Handle also ancestor functions.
5983 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5985 * doc/contrib.texi (Contributors): Remove broken link into
5986 the Mauve CVS repository.
5988 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5991 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5992 result computation whenever lhs doesn't have vector mode, not
5993 just when it has BLKmode.
5995 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5997 * doc/makefile.texi (profiledbootstrap): Refer to the
5998 installation instructions only in textual form.
6000 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6003 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6005 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6007 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6008 (Specific): Update mingw-w64 reference.
6010 (Specific): Remove broken link to Renesas RX processor.
6012 2017-02-10 Richard Biener <rguenther@suse.de>
6014 * toplev.c (process_options): Do not mention obsolete graphite
6015 options when printing sorry message about missing graphite support.
6016 Mention -floop-nest-optimize.
6018 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6020 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6021 (vtst_p16): Likewise.
6022 (vtstq_p8): Likewise.
6023 (vtstq_p16): Likewise.
6025 (vtstq_p64): Likewise.
6026 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6027 (vset_lane_p64): New.
6028 (vsetq_lane_p64): New.
6030 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6032 PR tree-optimization/79411
6033 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6034 stmt operands are SSA_NAMEs used in abnormal phis.
6035 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6038 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6041 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6044 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6046 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6048 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6050 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6054 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6055 not arbitrary TREE_CONSTANT.
6058 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6059 "omp declare target link" attribute unless is_global_var.
6060 * omp-offload.c (find_link_var_op): Likewise.
6062 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6063 Chung-Lin Tang <cltang@codesourcery.com>
6065 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6067 (gimplify_adjust_omp_clauses): Don't delete TILE.
6068 (gimplify_omp_for): Deal with TILE.
6069 * internal-fn.c (expand_GOACC_TILE): New function.
6070 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6072 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6073 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6075 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6076 avoid DIV for outermost collapse var.
6077 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6078 Remove out of date comments, fix whitespace.
6079 * omp-general.c (omp_extract_for_data): Deal with tiling.
6080 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6081 adjust OLF_DIM_BASE value.
6082 (struct omp_for_data): Add tiling field.
6083 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6084 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6085 for auto loops. Remove default auto determining, moved to
6086 oacc_loop_fixed_partitions.
6087 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6088 stmts, add e_mask field.
6089 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6090 (oacc_thread_numbers): Use oacc_dim_call.
6091 (oacc_xform_tile): New.
6092 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6093 (finish_oacc_loop): Adjust for ifns vector.
6094 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6095 add case for GOACC_TILE fns.
6096 (oacc_loop_xform_loop): Delete.
6097 (oacc_loop_process): Iterate over call list directly, and add
6098 handling for GOACC_TILE fns.
6099 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6101 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6102 vector partitioning to outer loops. Assign 2 partitions to loops
6103 when available. Add TILE handling.
6104 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6105 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6106 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6107 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6108 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6110 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6112 * configure.ac (ACX_BUGURL): Update.
6113 * configure: Regenerate.
6115 2017-02-09 Richard Biener <rguenther@suse.de>
6117 PR tree-optimization/69823
6118 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6119 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6121 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6123 * config/arc/arc-c.def: Add __NPS400__ definition.
6124 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6125 (TARGET_NPS400): Define.
6127 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6129 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6131 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6133 (arc_cpu_types): Fill the arch_info field with a pointer into the
6134 arc_arch_types table.
6135 (arc_selected_cpu): Declare.
6136 * config/arc/arc.c (arc_selected_cpu): Make global.
6137 (arc_selected_arch): Delete.
6138 (arc_base_cpu): Delete.
6139 (arc_override_options): Remove references to deleted variables,
6140 update access to arch information.
6141 (ARC_OPT): Update access to arch information.
6142 (ARC_OPTX): Likewise.
6143 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6144 (TARGET_ARC600): Update access to arch information.
6145 (TARGET_ARC601): Likewise.
6146 (TARGET_ARC700): Likewise.
6147 (TARGET_EM): Likewise.
6148 (TARGET_HS): Likewise.
6149 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6152 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6155 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6156 condition/operands for integer GE/LE/GEU/LEU operations.
6158 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6160 PR translation/79397
6161 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6164 2017-02-08 Martin Jambor <mjambor@suse.cz>
6167 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6168 whether allocation happened.
6169 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6170 nothing was allocated.
6172 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6174 PR tree-optimization/79408
6175 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6176 constant, but SSA_NAME with a known integer range, use the minimum
6177 of that range instead of op1 to determine if modulo can be replaced
6178 with its first operand.
6180 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6182 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6184 2017-02-08 Richard Biener <rguenther@suse.de>
6186 PR tree-optimization/71824
6187 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6188 Check all loops contained in the merged region.
6190 2017-02-07 Andrew Pinski <apinski@cavium.com>
6192 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6194 2017-02-07 Andrew Pinski <apinski@cavium.com>
6196 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6197 (thunderxt88): Likewise.
6198 (thunderxt81): Disable LSE and change v8.1 to v8.
6199 (thunderxt83): Likewise.
6201 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6202 Richard Biener <rguenther@suse.de>
6205 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6206 type from int to size_t.
6207 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6209 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6211 PR rtl-optimization/79386
6212 * cprop.c (bypass_conditional_jumps): Initialize
6213 bypass_last_basic_block already before splitting bbs after
6214 unconditional traps...
6215 (bypass_conditional_jumps): ... rather than here.
6218 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6219 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6220 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6221 fix -masm=intel patterns.
6223 2017-02-07 Richard Biener <rguenther@suse.de>
6225 PR tree-optimization/79256
6227 * builtins.c (get_object_alignment_2): Use min_align_of_type
6228 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6229 and ADJUST_FIELD_ALIGN.
6231 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6233 * doc/tm.texi: Regenerate.
6234 * stor-layout.c (layout_decl): Adjust.
6235 (update_alignment_for_field): Likewise.
6236 (place_field): Likewise.
6237 (min_align_of_type): Likewise.
6238 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6239 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6240 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6241 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6242 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6243 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6244 * config/i386/i386.c (x86_field_alignment): Likewise.
6245 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6246 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6247 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6248 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6249 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6250 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6254 2017-01-30 Richard Biener <rguenther@suse.de>
6256 PR tree-optimization/79256
6257 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6258 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6261 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6263 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6264 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6265 builtins to SImode and emit a zero-extend, if necessary.
6267 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6269 * docs/invoke.texi (RISC-V Options): Alphabetize.
6271 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6273 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6276 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6278 * config/riscv/riscv.c: New file.
6279 * gcc/common/config/riscv/riscv-common.c: Likewise.
6280 * config.gcc: Likewise.
6281 * config/riscv/constraints.md: Likewise.
6282 * config/riscv/elf.h: Likewise.
6283 * config/riscv/generic.md: Likewise.
6284 * config/riscv/linux.h: Likewise.
6285 * config/riscv/multilib-generator: Likewise.
6286 * config/riscv/peephole.md: Likewise.
6287 * config/riscv/pic.md: Likewise.
6288 * config/riscv/predicates.md: Likewise.
6289 * config/riscv/riscv-builtins.c: Likewise.
6290 * config/riscv/riscv-c.c: Likewise.
6291 * config/riscv/riscv-ftypes.def: Likewise.
6292 * config/riscv/riscv-modes.def: Likewise.
6293 * config/riscv/riscv-opts.h: Likewise.
6294 * config/riscv/riscv-protos.h: Likewise.
6295 * config/riscv/riscv.h: Likewise.
6296 * config/riscv/riscv.md: Likewise.
6297 * config/riscv/riscv.opt: Likewise.
6298 * config/riscv/sync.md: Likewise.
6299 * config/riscv/t-elf-multilib: Likewise.
6300 * config/riscv/t-linux: Likewise.
6301 * config/riscv/t-linux-multilib: Likewise.
6302 * config/riscv/t-riscv: Likewise.
6303 * configure.ac: Likewise.
6304 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6305 Waterman as RISC-V maintainers.
6306 * doc/install.texi: Add RISC-V entries.
6307 * doc/invoke.texi: Add RISC-V options section.
6308 * doc/md.texi: Add RISC-V constraints section.
6309 * configure: Regenerated.
6311 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6314 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6315 false values to be constant vectors with all 0 or all 1 bits set.
6316 (vcondu<mode><mode>): Likewise.
6317 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6319 (fpmask_comparison_operator): Update comment.
6320 (vecint_comparison_operator): New predicate.
6321 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6322 vector conditionals when the true and false values are constant
6323 vectors with all 0 bits or all 1 bits set.
6325 2017-02-06 Martin Sebor <msebor@redhat.com>
6327 PR tree-optimization/79376
6328 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6330 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6333 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6334 to simplify split condition.
6336 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6338 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6339 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6342 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6344 PR rtl-optimization/68664
6345 * target.def (can_speculate_insn): New hook.
6346 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6347 * doc/tm.texi: Regenerate.
6348 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6349 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6350 (rs6000_sched_can_speculate_insn): New function.
6352 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6354 PR tree-optimization/79284
6355 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6356 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6357 vectorizable_mask_load_store, vectorizable_operation,
6358 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6359 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6360 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6361 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6362 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6363 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6364 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6365 is_gimple_assign (stmt). Replace another such test with
6366 is_gimple_assign (stmt).
6368 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6371 * config/avr/avr.c (rtl-iter.h): Include it.
6372 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6373 (avr_legitimate_combined_insn): ...and implementation.
6375 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6377 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6378 * config/s390/s390.c (s390_const_operand_ok)
6379 (s390_canonicalize_comparison, s390_extract_part)
6380 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6381 (s390_contiguous_bitmask_p, s390_rtx_costs)
6382 (legitimize_pic_address): Likewise.
6383 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6384 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6385 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6386 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6387 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6389 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6391 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6392 REGNO($0) == REGNO($1).
6394 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6396 * config/s390/linux.h(SIZE_TYPE): Add comment.
6398 2017-02-06 Julian Brown <julian@codesourcery.com>
6399 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6400 Virendra Pathak <virendra.pathak@broadcom.com>
6402 * config/aarch64/aarch64-cores.def: Change the scheduler
6404 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6405 * config/aarch64/thunderx2t99.md: New file.
6407 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6409 * doc/standards.texi (Go Language): Update link to language
6412 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6414 * tree-eh.c (lower_resx): Sanitize profile.
6415 (cleanup_empty_eh_move_lp): Likewise.
6417 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6420 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6422 * cfgloopmanip.h (loop_version): Update prototype.
6423 * modulo-sched.c (sms_schedule): Update call of loop_version.
6424 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6425 * tree-parloops.c (gen_parallel_loop): Likewise.
6426 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6427 * tree-ssa-loop-split.c (split_loop): Likewise.
6428 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6429 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6431 2017-02-05 Martin Liska <mliska@suse.cz>
6434 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6436 (print_operand_address): Initialize a struct to zero.
6438 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6440 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6441 garbage collector only in textual form.
6443 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6445 * doc/extend.texi (x86 specific memory model extensions for
6446 transactional memory): Simplify a phrase.
6448 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6451 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6452 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6453 (atomic_storedi_1): Likewise.
6455 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6457 PR tree-optimization/79338
6458 * tree-parloops.c (gather_scalar_reductions): Don't call
6459 vect_analyze_loop_form for loop->inner before destroying loop's
6462 2017-02-03 Martin Sebor <msebor@redhat.com>
6464 PR tree-optimization/79327
6465 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6466 when precision has resulted in leading zeros.
6467 (format_integer): Adjust the likely counter to assume an unknown
6468 argument that may be zero is non-zero.
6470 2017-02-03 Jason Merrill <jason@redhat.com>
6473 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6474 avoid copying non-taken branch.
6476 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6478 PR tree-optimization/79340
6479 * tree-vect-loop.c (vectorizable_reduction): Release
6480 vec_defs elements after safe_splicing them into other vectors.
6483 PR tree-optimization/79327
6484 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6485 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6487 (format_integer): Use wide_int_to_tree instead of build_int_cst
6488 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6489 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6490 of shortest and longest sequence.
6492 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6494 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6495 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6497 2017-02-03 Walter Lee <walt@tilera.com>
6500 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6501 after initial stackframe link reg save.
6502 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6504 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6507 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6508 wu for stxssp alternative.
6510 2017-02-03 Martin Sebor <msebor@redhat.com>
6512 PR tree-optimization/79352
6513 * gimple-fold.c (get_range_strlen): Add argument.
6514 (get_range_strlen): Change return type to bool.
6515 (get_maxval_strlen): Pass in a dummy argument.
6516 * gimple-fold.h (get_range_strlen): Change return type to bool.
6517 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6518 * tree.h (array_at_struct_end_p): Add argument.
6519 * tree.c (array_at_struct_end_p): Handle it.
6521 2017-02-03 Martin Liska <mliska@suse.cz>
6524 * multiple_target.c (create_dispatcher_calls): Redirect edge
6525 from a caller of a dispatcher.
6526 (expand_target_clones): Make the clones local.
6527 (ipa_target_clone): Do both target clones and resolvers.
6528 (ipa_dispatcher_calls): Remove the pass.
6529 (pass_dispatcher_calls::gate): Likewise.
6530 (make_pass_dispatcher_calls): Likewise.
6531 * passes.def (pass_target_clone): Put as very first IPA early
6534 2017-02-03 Martin Liska <mliska@suse.cz>
6536 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6537 in case of a function with ifunc attribute.
6539 2017-02-03 Martin Liska <mliska@suse.cz>
6541 * cgraph.c (cgraph_node::dump): Dump function version info.
6542 * symtab.c (symtab_node::dump_base): Add missing new line.
6544 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6546 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6547 (ifcombine_ifandif): Use it.
6549 2017-02-03 Martin Liska <mliska@suse.cz>
6551 * doc/invoke.texi: Document default value for
6552 use-after-scope-direct-emission-threshold.
6554 2017-02-03 Martin Liska <mliska@suse.cz>
6556 PR tree-optimization/79339
6557 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6558 (format_floating): Likewise.
6560 2017-02-03 Martin Liska <mliska@suse.cz>
6563 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6565 (ipa_node_params_t::remove): Likewise.
6566 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6567 initialization from removed ipa_node_params_t::insert.
6568 (ipa_node_params::~ipa_node_params): Move from removed
6569 ipa_node_params_t::release.
6570 * symbol-summary.h (symbol_summary::m_released): New member.
6571 Do not release a summary twice. Do not allow to call finalizer
6572 for types of a summary that live in GGC memory.
6574 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6576 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6579 2017-02-02 Martin Sebor <msebor@redhat.com>
6582 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6583 (format_string): Tighten up the range of output for non-constant
6584 strings and correct the expected range for wide non-constant strings.
6586 2017-02-02 Martin Sebor <msebor@redhat.com>
6588 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6591 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6593 (-fdump-tree-@var): Add to index and document how to come up
6594 with pass-specific option and dump file names.
6595 (-fdump-passes): Clarify where to look for output.
6597 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6600 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6601 statistics of the analyzed path; allow threading for speed when
6602 any of BBs along the path are optimized for speed.
6604 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6607 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6608 settings of the virtual registers.
6611 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6613 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6614 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6617 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6619 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6620 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6622 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6624 * config/s390/s390.md: Add missing comments with the expanded
6626 * config/s390/vector.md: Likewise.
6627 * config/s390/vx-builtins.md: Likewise.
6629 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6632 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6633 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6634 conditions on a single line.
6636 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6638 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6639 __S390_VX__ to __VX__.
6641 2017-02-01 Andrew Pinski <apinski@cavium.com>
6643 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6644 stmt_info to record_stmt_cost.
6645 (vect_get_known_peeling_cost): Pass stmt_info if known to
6647 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6648 cpu_vector_cost field into
6649 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6650 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6651 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6652 splitting of scalar_stmt_cost and vec_stmt_cost.
6653 (thunderx_vector_cost): Likewise.
6654 (cortexa57_vector_cost): LIkewise.
6655 (exynosm1_vector_cost): Likewise.
6656 (xgene1_vector_cost): Likewise.
6657 (thunderx2t99_vector_cost): Improve after the splitting of the two
6659 (aarch64_builtin_vectorization_cost): Update for the splitting of
6660 scalar_stmt_cost and vec_stmt_cost.
6662 2017-02-01 Torvald Riegel <triegel@redhat.com>
6663 Richard Henderson <rth@redhat.com>
6665 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6666 conditional on existance of a fast atomic load.
6667 * optabs-query.c (can_atomic_load_p): New function.
6668 * optabs-query.h (can_atomic_load_p): Declare it.
6669 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6670 no fast atomic load is available for the particular size of access.
6671 (expand_atomic_compare_and_swap): Likewise.
6672 (expand_atomic_load): Likewise.
6673 (expand_atomic_store): Likewise.
6674 (expand_atomic_fetch_op): Likewise.
6675 * testsuite/lib/target-supports.exp
6676 (check_effective_target_sync_int_128): Remove x86 because it provides
6677 no fast atomic load.
6678 (check_effective_target_sync_int_128_runtime): Likewise.
6680 2017-02-01 Richard Biener <rguenther@suse.de>
6682 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6683 (graphite_transform_loops): Provide opt-info for optimized nests.
6684 * tree-parloop.c (parallelize_loops): Provide opt-info for
6687 2017-02-01 Richard Biener <rguenther@suse.de>
6690 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6693 2017-02-01 Richard Biener <rguenther@suse.de>
6695 PR tree-optimization/71824
6696 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6697 Verify the loops are valid in the merged SESE region.
6698 (scop_detection::can_represent_loop_1): Check analyzing the
6699 evolution of the number of iterations in the region succeeds.
6701 2017-01-31 Ian Lance Taylor <iant@golang.org>
6703 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6704 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6706 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6708 PR preprocessor/79210
6709 * input.c (get_substring_ranges_for_loc): Replace line_width
6710 assertion with error-handling.
6712 2017-01-31 Richard Biener <rguenther@suse.de>
6714 PR tree-optimization/77318
6715 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6716 (create_pw_aff_from_tree): Take loop parameter.
6717 (add_condition_to_pbb): Pass loop of the condition to
6718 create_pw_aff_from_tree.
6720 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6722 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6723 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6725 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6729 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6731 (convert_int_to_float128): Likewise.
6732 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6733 (convert_int_to_float128): Likewise.
6734 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6735 (UNSPEC_IEEE128_CONVERT): Likewise.
6736 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6737 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6738 Use local variables for IBM extended format.
6739 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6740 (fix_trunc<mode>si2_fprs): Likewise.
6741 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6742 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6743 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6744 to know that we can now have integers of all sizes in vector
6746 (fix<uns>_<mode>di2_hw): Likewise.
6747 (float<uns>_<mode>si2_hw): Likewise.
6748 (fix_<mode>si2_hw): Likewise.
6749 (fixuns_<mode>si2_hw): Likewise.
6750 (float<uns>_<mode>di2_hw): Likewise.
6751 (float_<mode>di2_hw): Likewise.
6752 (float_<mode>si2_hw): Likewise.
6753 (floatuns_<mode>di2_hw): Likewise.
6754 (floatuns_<mode>si2_hw): Likewise.
6755 (xscvqp<su>wz_<mode>): Delete, no longer used.
6756 (xscvqp<su>dz_<mode>): Likewise.
6757 (xscv<su>dqp_<mode>): Likewise.
6758 (ieee128_mfvsrd_64bit): Likewise.
6759 (ieee128_mfvsrd_32bit): Likewise.
6760 (ieee128_mfvsrwz): Likewise.
6761 (ieee128_mtvsrw): Likewise.
6762 (ieee128_mtvsrd_64bit): Likewise.
6763 (ieee128_mtvsrd_32bit): Likewise.
6765 2017-01-31 Martin Liska <mliska@suse.cz>
6768 * ipa-prop.c (ipa_free_all_node_params): Call release method
6769 instead of ~sumbol_summary to not to trigger double times
6772 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6774 PR tree-optimization/71691
6775 * bitmap.h (class auto_bitmap): New.
6776 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6777 is_maybe_undefined instead of ssa_undefined_value_p.
6779 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6781 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6782 __S390_ARCH_LEVEL__ to __ARCH__.
6784 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6786 PR tree-optimization/79267
6787 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6788 if should_remove_lhs_p is true.
6790 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6793 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6794 (add_alignment_attribute): New.
6795 (base_type_die): Add alignment attribute.
6796 (subrange_type_die): Likewise.
6797 (modified_type_die): Likewise.
6798 (gen_array_type_die): Likewise.
6799 (gen_descr_array_type_die: Likewise.
6800 (gen_enumeration_type_die): Likewise.
6801 (gen_subprogram_die): Likewise.
6802 (gen_variable_die): Likewise.
6803 (gen_field_die): Likewise.
6804 (gen_ptr_to_mbr_type_die): Likewise.
6805 (gen_struct_or_union_type_die): Likewise.
6806 (gen_subroutine_type_die): Likewise.
6807 (gen_typedef_die): Likewise.
6808 (base_type_cmp): Compare alignment attribute.
6810 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6813 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6814 (setb_unsigned) New pattern for setb with CCUNS.
6815 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6816 subfc./subfe sequence to avoid overflow problems. Generate a
6817 shorter sequence with cmpld/setb for power9.
6818 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6819 for generating subfc. instruction.
6820 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6821 now uses this instruction.
6823 2017-01-30 Ian Lance Taylor <iant@google.com>
6826 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6827 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6829 2017-01-30 Martin Sebor <msebor@redhat.com>
6831 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6832 Move constant to the right of a relational operator.
6833 (get_mpfr_format_length, format_character, format_string): Ditto.
6834 (should_warn_p, maybe_warn): Same.
6836 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6838 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6841 * asan.c (get_translation_unit_decl): Remove function.
6842 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6844 2017-01-30 Martin Liska <mliska@suse.cz>
6846 PR gcov-profile/79259
6847 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6850 2017-01-30 Martin Liska <mliska@suse.cz>
6853 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6854 Initialize variables with NULL value.
6856 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6859 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6861 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6863 2017-01-30 Richard Biener <rguenther@suse.de>
6865 PR tree-optimization/79276
6866 * tree-vrp.c (process_assert_insertions): Properly adjust common
6867 when removing a duplicate.
6869 * gcc.dg/torture/pr79276.c: New testcase.
6871 2017-01-30 Richard Biener <rguenther@suse.de>
6873 PR tree-optimization/79256
6874 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6875 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6877 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6879 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6882 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6883 ("*r<noxa>sbg_<mode>_sll_bitmask")
6884 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6885 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6886 Use contiguous_bitmask_nowrap_operand.
6888 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6891 * config/rs6000/altivec.h (vec_xl): Revise #define.
6892 (vec_xst): Likewise.
6894 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6896 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6898 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6900 PR rtl-optimization/79194
6901 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6902 traps before call to bypass_conditional_jumps.
6904 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6906 PR tree-optimization/71374
6907 * lra-constraints.c (check_conflict_input_operands): New.
6908 (match_reload): Use it.
6910 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6913 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6914 account to calculate conflict_set.
6916 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6918 PR rtl-optimization/78559
6919 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6920 other_insn in combine.
6922 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6924 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6925 uint16_type_node for BT_UINT16.
6927 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6929 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6930 "RTL Tests" to menu.
6931 (GIMPLE Tests): New node.
6932 (RTL Tests): New node.
6934 2017-01-27 Richard Biener <rguenther@suse.de>
6936 PR tree-optimization/79245
6937 * tree-loop-distribution.c (distribute_loop): Apply cost
6938 modeling also to detected patterns.
6940 2017-01-27 Richard Biener <rguenther@suse.de>
6942 PR tree-optimization/71433
6943 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6944 (compare_assert_loc): New function.
6945 (process_assert_insertions): Sort and optimize assert locations
6946 to remove duplicates and push down identical assertions on
6947 edges to their destination block.
6949 2017-01-27 Richard Biener <rguenther@suse.de>
6951 PR tree-optimization/79244
6952 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6953 out SSA names even if abnormal.
6955 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6957 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6958 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6959 instead of MPFR_RNDN.
6961 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6964 * arm.c (arm_option_override): Don't call build_target_option_node
6965 until after doing all option overrides.
6966 (arm_valid_target_attribute_tree): Likewise.
6968 2017-01-27 Martin Liska <mliska@suse.cz>
6970 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6971 for {cd}tors and C++ {cd}tors.
6973 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6975 * config/s390/s390.md ("*setmem_long_and")
6976 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6978 2017-01-26 Martin Sebor <msebor@redhat.com>
6980 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6983 2017-01-26 Martin Sebor <msebor@redhat.com>
6985 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6986 HAVE_DFmode before using XFmode or DFmode.
6987 (parse_directive): Avoid using the z length modifier to avoid
6988 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6991 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6992 to accept adjustment as an array.
6993 (get_int_range): New function.
6994 (struct directive): Make width and prec arrays.
6995 (directive::set_width, directive::set_precision): Call get_int_range.
6996 (format_integer, format_floating): Handle width and precision ranges.
6997 (format_string, parse_directive): Same.
6999 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7002 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7003 comdat_type_p set, just clone them, but keep the children in the
7007 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7008 which have direct callers with -fvar-tracking-assignments enabled
7010 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7011 inside of type units.
7013 2017-01-26 Martin Sebor <msebor@redhat.com>
7016 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7018 (struct format_result): Replace number_chars, number_chars_min,
7019 and number_chars_max with a single member of struct result_range.
7021 (format_result::operator+=): Adjust.
7022 (struct fmtresult): Remove bounded. Handle likely and unlikely
7024 (fmtresult::adjust_for_width_or_precision): New function.
7025 (fmtresult:type_max_digits): New function.
7026 (bytes_remaining): Handle likely and unlikely counters.
7027 (min_bytes_remaining): Remove.
7028 (format_percent): Simplify.
7029 (format_integer, format_floating): Set likely and unlikely counters.
7030 (get_string_length, format_character, format_string): Same.
7031 (format_plain, should_warn_p): New function.
7032 (maybe_warn): Call should_warn_p. Update diagnostic messages
7033 and handle those for all directives, including plain strings.
7034 (format_directive): Handle likely and unlikely counters.
7035 Remove unnecessary quoting from diagnostics. Add an informational
7037 (add_bytes): Remove.
7038 (pass_sprintf_length::compute_format_length): Simplify.
7039 (try_substitute_return_value): Handle likely and unlikely counters.
7041 2017-01-26 Carl Love <cel@us.ibm.com>
7043 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7044 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7046 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7049 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7050 endianess for subregs into account.
7051 * lra-constraints.c (lra_constraints): Do risky transformations
7052 always on the first iteration.
7053 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7054 last_call_used_reg_set.
7055 (process_bb_lives): Define and use last_call_used_reg_set.
7056 * lra.c (lra): Always continue after lra_constraints on the first
7059 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7061 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7063 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7065 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7067 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7068 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7069 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7070 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7071 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7072 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7073 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7074 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7075 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7077 2017-01-26 Marek Polacek <polacek@redhat.com>
7080 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7081 for the third operand.
7083 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7086 * omp-low.c (struct omp_context): Add simt_stmt field.
7087 (scan_omp_for): Return omp_context *.
7088 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7089 context to the _simt_ SIMD stmt.
7090 (lower_omp_for): For combined SIMD with sibling _simt_
7091 SIMD, make sure to use the same decls in _looptemp_
7092 clauses as in the sibling.
7094 2017-01-26 David Sherwood <david.sherwood@arm.com>
7097 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7100 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7103 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7104 emit fld b; fld a; if possible.
7106 * brig-builtins.def: Update copyright years.
7107 * config/arm/arm_acle_builtins.def: Update copyright years.
7109 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7112 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7113 constraint instead of o for the stxsd instruction.
7115 2017-01-25 Carl Love <cel@us.ibm.com>
7117 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7118 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7120 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7122 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7124 2017-01-25 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/69264
7127 * target.def (vector_alignment_reachable): Improve documentation.
7128 * doc/tm.texi: Regenerate.
7129 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7131 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7132 earlier changes with respect to TYPE_USER_ALIGN.
7133 (vector_alignment_reachable_p): Likewise. Improve dumping.
7135 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7138 * config/arm/arm.md (xordi3): Force constant operand into a register
7141 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7143 * doc/invoke.texi (-fstore-merging): Correct default optimization
7144 levels at which it is enabled.
7145 (-O): Move -fstore-merging from list to...
7148 2017-01-25 Richard Biener <rguenther@suse.de>
7151 * omp-expand.c: Include debug.h.
7152 (expand_omp_taskreg): Make sure to generate early debug before
7153 outlining anything from a function.
7154 (expand_omp_target): Likewise.
7155 (grid_expand_target_grid_body): Likewise.
7157 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7160 * asan.c (get_translation_unit_decl): New function.
7161 (asan_add_global): Extract modules file name from globals
7162 TRANSLATION_UNIT_DECL name.
7164 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7167 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7168 for long calls with APCS frame and VFP.
7170 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7172 * cfg.c (original_copy_tables_initialized_p): New function.
7173 * cfg.h (original_copy_tables_initialized_p): New decl.
7174 * cfgrtl.c (relink_block_chain): Guard the call to
7175 free_original_copy_tables with a call to
7176 original_copy_tables_initialized_p.
7177 * cgraph.h (symtab_node::native_rtl_p): New decl.
7178 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7179 (symtab_node::needed_p): Don't assert for early assembly output
7180 for __RTL functions.
7181 (cgraph_node::finalize_function): Set "force_output" for __RTL
7183 (cgraph_node::analyze): Bail out early for __RTL functions.
7184 (analyze_functions): Update assertion to support __RTL functions.
7185 (cgraph_node::expand): Bail out early for __RTL functions.
7186 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7188 * function.h (struct function): Update comment for field
7190 * gimple-expr.c: Include "tree-pass.h".
7191 (gimple_has_body_p): Return false for __RTL functions.
7192 * Makefile.in (OBJS): Add run-rtl-passes.o.
7193 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7195 (gcc::pass_manager::get_clean_slate): New accessor.
7196 * passes.c: Include "insn-addr.h".
7197 (should_skip_pass_p): Add logging. Update logic for running
7198 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7199 property-provider override so it is only done for gimple passes.
7201 (skip_pass): New function.
7202 (execute_one_pass): Call skip_pass when skipping passes.
7203 * read-md.c (md_reader::read_char): Support filtering
7204 the input to a subset of line numbers.
7205 (md_reader::md_reader): Initialize fields
7206 m_first_line and m_last_line.
7207 (md_reader::read_file_fragment): New function.
7208 * read-md.h (md_reader::read_file_fragment): New decl.
7209 (md_reader::m_first_line): New field.
7210 (md_reader::m_last_line): New field.
7211 * read-rtl-function.c (function_reader::create_function): Only
7212 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7213 curr_properties. Set DECL_INITIAL to a dummy block.
7214 (read_rtl_function_body_from_file_range): New function.
7215 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7217 * run-rtl-passes.c: New file.
7218 * run-rtl-passes.h: New file.
7220 2017-01-24 Jeff Law <law@redhat.com>
7222 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7225 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7227 PR tree-optimization/79159
7228 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7229 (record_nonwrapping_iv): Improve boundary using above function if no
7230 value range information.
7232 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7233 Martin Jambor <mjambor@suse.cz>
7235 * brig-builtins.def: New file.
7236 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7237 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7238 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7239 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7240 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7241 * builtin-types.def (BT_INT8): New.
7242 (BT_INT16): Likewise.
7243 (BT_UINT8): Likewise.
7244 (BT_UINT16): Likewise.
7245 (BT_FN_ULONG): Likewise.
7246 (BT_FN_UINT_INT): Likewise.
7247 (BT_FN_UINT_ULONG): Likewise.
7248 (BT_FN_UINT_LONG): Likewise.
7249 (BT_FN_UINT_PTR): Likewise.
7250 (BT_FN_ULONG_PTR): Likewise.
7251 (BT_FN_INT8_FLOAT): Likewise.
7252 (BT_FN_INT16_FLOAT): Likewise.
7253 (BT_FN_UINT32_FLOAT): Likewise.
7254 (BT_FN_UINT16_FLOAT): Likewise.
7255 (BT_FN_UINT8_FLOAT): Likewise.
7256 (BT_FN_UINT64_FLOAT): Likewise.
7257 (BT_FN_UINT16_UINT32): Likewise.
7258 (BT_FN_UINT32_UINT16): Likewise.
7259 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7260 (BT_FN_INT_PTR_INT): Likewise.
7261 (BT_FN_UINT_PTR_UINT): Likewise.
7262 (BT_FN_LONG_PTR_LONG): Likewise.
7263 (BT_FN_ULONG_PTR_ULONG): Likewise.
7264 (BT_FN_VOID_UINT64_UINT64): Likewise.
7265 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7266 (BT_FN_INT8_INT8_INT8): Likewise.
7267 (BT_FN_INT16_INT16_INT16): Likewise.
7268 (BT_FN_INT_INT_INT): Likewise.
7269 (BT_FN_UINT_FLOAT_UINT): Likewise.
7270 (BT_FN_FLOAT_UINT_UINT): Likewise.
7271 (BT_FN_ULONG_UINT_UINT): Likewise.
7272 (BT_FN_ULONG_UINT_PTR): Likewise.
7273 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7274 (BT_FN_UINT_UINT_UINT): Likewise.
7275 (BT_FN_VOID_UINT_PTR): Likewise.
7276 (BT_FN_UINT_UINT_PTR: Likewise.
7277 (BT_FN_UINT32_UINT64_PTR): Likewise.
7278 (BT_FN_INT_INT_UINT_UINT): Likewise.
7279 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7280 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7281 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7282 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7283 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7284 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7285 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7286 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7287 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7288 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7289 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7290 * doc/frontends.texi: List BRIG FE.
7291 * doc/install.texi (Testing): Add BRIG tesring requirements.
7292 * doc/invoke.texi (Overall Options): Mention BRIG.
7293 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7295 2017-01-24 Richard Biener <rguenther@suse.de>
7297 PR translation/79208
7298 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7300 2017-01-24 Martin Jambor <mjambor@suse.cz>
7303 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7304 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7307 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7310 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7311 casts from signed to unsigned really don't have a range.
7313 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7315 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7316 GMP_RNDx for compatiblity.
7318 2017-01-24 Martin Liska <mliska@suse.cz>
7321 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7322 that would prevent us to call alloca with -1 as argument.
7324 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7326 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7327 Avoid -Wformat-security warning.
7329 2017-01-23 Andrew Pinski <apinski@cavium.com>
7331 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7334 2017-01-23 Martin Sebor <msebor@redhat.com>
7337 * gimple-ssa-sprintf.c (warn_level): New global.
7338 (format_integer): Use it here and throughout the rest of the file.
7339 Use the same switch to compute sign as base.
7340 (maybe_warn): New function.
7341 (format_directive): Factor out warnings into maybe_warn.
7342 Add debugging output. Use warn_level.
7343 (add_bytes): Use warn_level.
7344 (pass_sprintf_length::compute_format_length): Add debugging output.
7345 (try_substitute_return_value): Same.
7346 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7349 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7350 (struct fmtresult, format_integer, format_floating): Adjust.
7351 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7352 (get_string_length, format_string,format_directive): Same.
7353 (pass_sprintf_length::compute_format_length): Same.
7354 (try_substitute_return_value): Simplify slightly.
7357 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7358 (fmtresult::operator+=): Outlined.
7359 (struct fmtresult): Add ctors.
7360 (struct conversion_spec): Rename...
7361 (struct directive): ...to this. Add and remove data members.
7362 (directive::set_width, directive::set_precision): New functions.
7363 (format_percent): Use fmtresult ctor.
7364 (get_width_and_precision): Remove.
7365 (format_integer): Make naming changes. Avoid computing width and
7367 (format_floating): Same. Adjust indentation.
7368 (format_character, format_none): New functions.
7369 (format_string): Moved character handling to format_character.
7370 (format_directive): Remove arguments, change return type.
7371 (parse_directive): New function.
7372 (pass_sprintf_length::compute_format_length): Move directive
7373 parsing to parse_directive.
7375 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7377 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7378 (assign_assembler_name_if_needed): ... this.
7379 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7380 (assign_assembler_name_if_needed): ... this.
7381 (free_lang_data_in_cgraph): Adjust callers.
7382 * cgraphunit.c (cgraph_node::analyze): Likewise.
7383 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7386 2017-01-23 Richard Biener <rguenther@suse.de>
7388 PR tree-optimization/79088
7389 PR tree-optimization/79188
7390 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7391 resetting loop bounds after last path deletion. Reset loop
7392 bounds of the target loop, make code match the comments.
7393 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7394 Make sure loops need no fixups.
7396 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7398 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7399 exponent support with double type for first argument.
7400 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7401 type returned by __builtin_vec_extract_sig,
7402 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7403 functions from "vector int" to "vector unsigned int" or from
7404 "vector long long int" to "vector unsigned long long int".
7405 Changed type returned by __builtin_vec_extract_exp,
7406 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7407 functions from "vector int" to "vector unsigned int" or from
7408 "vector long long int" to "vector unsigned long long int".
7409 Changed return type of __builtin_vec_test_data_class,
7410 __builtin_vec_test_data_class_sp, and
7411 __builtin_vec_test_data_class_dp from "vector int" to
7412 "vector bool int" or from "vector long long int" to "vector bool
7413 long long int" and changed second argument type from "unsigned
7414 int" to "int". Added new overloaded function forms "vector float
7415 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7416 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7417 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7418 double, vector unsigned long long int)" and "vector double
7419 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7420 long int)". Changed return type of
7421 __builtin_scalar_test_data_class and
7422 __builtin_scalar_test_data_class_sp and
7423 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7424 int" and changed second argument from "unsigned int" to "int".
7425 Changed type returned by __builtin_scalar_test_neg,
7426 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7427 from "int" to "bool int". Added new overloaded function form
7428 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7429 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7430 exponent double-precision with floating point first argument.
7431 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7432 documentation of scalar_test_data_class, scalar_test_neg,
7433 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7434 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7435 vec_test_data_class built-in functions to reflect refinements in
7436 their type signatures.
7438 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7440 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7442 (aarch64_elf_asm_destructor): Likewise.
7444 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7446 PR rtl-optimization/78634
7447 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7448 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7449 * ifcvt.c (noce_try_cmove): Add missing cost check.
7451 PR rtl-optimization/71724
7452 * combine.c (if_then_else_cond): Look for situations where it is
7453 beneficial to undo the work of one of the recursive calls.
7455 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7457 PR tree-optimization/70754
7458 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7459 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7460 combined stmt before it if not NULL.
7461 (combine_chains): Process refs reversely and compute dominance point
7464 2017-01-23 Martin Liska <mliska@suse.cz>
7466 PR tree-optimization/79196
7467 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7468 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7470 (strlen_optimize_stmt): Call the renamed function.
7472 2017-01-23 Michael Matz <matz@suse.de>
7474 PR tree-optimization/78384
7475 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7477 2017-01-23 Richard Biener <rguenther@suse.de>
7479 PR tree-optimization/79186
7480 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7481 both incoming edges before moving an assert.
7483 2017-01-23 Martin Jambor <mjambor@suse.cz>
7485 * ipa-prop.c (load_from_param_1): Removed.
7486 (load_from_unmodified_param): Bits from load_from_param_1 put back
7488 (load_from_param): Removed.
7489 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7490 with stmt. Reverted back to use of load_from_unmodified_param.
7492 2017-01-23 Martin Jambor <mjambor@suse.cz>
7495 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7496 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7497 field a pointer to garbage collected vector, mark lattices and
7498 ipcp_orig_node with GTY((skip)).
7499 (ipa_get_param_count): Adjust to descriptors being a pointer.
7500 (ipa_get_param): Likewise.
7501 (ipa_get_type): Likewise.
7502 (ipa_get_param_move_cost): Likewise.
7503 (ipa_set_param_used): Likewise.
7504 (ipa_get_controlled_uses): Likewise.
7505 (ipa_set_controlled_uses): Likewise.
7506 (ipa_is_param_used): Likewise.
7507 (ipa_node_params_t): Move into garbage collector. New methods insert
7509 (ipa_node_params_sum): Annotate wth GTY(()).
7510 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7512 (ipa_load_from_parm_agg): Adjust declaration.
7513 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7514 * ipa-profile.c (ipa_profile): Likewise.
7515 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7516 (ipa_populate_param_decls): Make descriptors parameter garbage
7518 (ipa_dump_param): Adjust to descriptors being a pointer.
7519 (ipa_alloc_node_params): Likewise.
7520 (ipa_initialize_node_params): Likewise.
7521 (load_from_param_1): Make descriptors parameter garbage collected.
7522 (load_from_unmodified_param): Likewise.
7523 (load_from_param): Likewise.
7524 (ipa_load_from_parm_agg): Likewise.
7525 (ipa_node_params::~ipa_node_params): Removed.
7526 (ipa_free_all_node_params): Remove call to delete operator.
7527 (ipa_node_params_t::insert): New.
7528 (ipa_node_params_t::remove): Likewise.
7529 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7530 copy known_csts and known_contexts vectors.
7531 (ipa_read_node_info): Adjust to descriptors being a pointer.
7532 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7534 (ipcp_transform_function): Make descriptors variable garbage
7537 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7539 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7540 * config/i386/avx512dqintrin.h: Ditto.
7541 * config/i386/avx512fintrin.h: Ditto.
7542 * gcc/config/i386/i386.c: Handle new builtins.
7543 * config/i386/i386-builtin.def: Add new builtins.
7544 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7545 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7547 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7548 Martin Liska <mliska@suse.cz>
7550 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7551 * asan.c (asan_expand_poison_ifn): Support stores and use
7552 appropriate ASAN report function.
7553 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7554 * internal-fn.def (ASAN_POISON_USE): Declare.
7555 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7556 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7557 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7558 ASAN_POISON calls w/o LHS.
7559 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7560 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7561 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7562 * gimplify.c (asan_poison_variables): Add attribute
7563 use_after_scope_memory to variables that really needs to live
7565 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7566 having the attribute.
7568 2017-01-23 Martin Liska <mliska@suse.cz>
7570 * asan.c (create_asan_shadow_var): New function.
7571 (asan_expand_poison_ifn): Likewise.
7572 * asan.h (asan_expand_poison_ifn): New declaration.
7573 * internal-fn.c (expand_ASAN_POISON): Likewise.
7574 * internal-fn.def (ASAN_POISON): New builtin.
7575 * sanopt.c (pass_sanopt::execute): Expand
7576 asan_expand_poison_ifn.
7577 * tree-inline.c (copy_decl_for_dup_finish): Make function
7579 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7580 * tree-ssa.c (is_asan_mark_p): New function.
7581 (execute_update_addresses_taken): Rewrite local variables
7582 (identified just by use-after-scope as addressable) into SSA.
7584 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7586 * doc/install.texi (Specific): opensource.apple.com uses https
7587 now. Remove trailing slash.
7589 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7591 * README.Portability: Remove note on an Irix compatibility issue.
7593 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7595 * gcov.c (INCLUDE_ALGORITHM): Define.
7596 (INCLUDE_VECTOR): Define.
7597 No longer include <vector> and <algorithm> directly.
7599 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7601 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7603 * doc/invoke.texi (Code Gen Options): Ditto.
7605 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7608 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7610 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7612 rtl-optimization/79125
7613 * cprop.c (local_cprop_pass): Handle cases where we make an
7616 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7620 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7621 read from, for big endian.
7623 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7625 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7626 register pauth builtins for LP64 only.
7628 2017-01-20 Marek Polacek <polacek@redhat.com>
7631 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7634 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7636 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7638 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7639 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7640 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7642 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7645 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7646 in big-endian mode when they are not a single duplicated value.
7648 2017-01-20 Richard Biener <rguenther@suse.de>
7650 * BASE-VER: Bump to 7.0.1.
7652 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7654 * omp-low.c (omplow_simd_context): New struct. Use it...
7655 (lower_rec_simd_input_clauses): ...here and...
7656 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7657 references to idx, lane, max_vf, is_simt.
7659 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7661 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7664 2017-01-20 Martin Jambor <mjambor@suse.cz>
7666 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7667 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7669 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7670 (GTFILES): Rename hsa.c to hsa-common.c.
7671 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7672 * hsa-dump.c: Likewise.
7673 * hsa-gen.c: Likewise.
7674 * hsa-regalloc.c: Likewise.
7675 * ipa-hsa.c: Likewise.
7676 * omp-expand.c: Likewise.
7677 * omp-low.c: Likewise.
7678 * toplev.c: Likewise.
7680 2017-01-20 Marek Polacek <polacek@redhat.com>
7683 * doc/invoke.texi: Document -Wduplicated-branches.
7684 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7685 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7686 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7687 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7688 return 0 only when not OEP_LEXICOGRAPHIC.
7689 (fold_build_cleanup_point_expr): Use the expression
7690 location when building CLEANUP_POINT_EXPR.
7691 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7692 * tree.c (add_expr): Handle error_mark_node.
7694 2017-01-20 Martin Liska <mliska@suse.cz>
7697 * tree-profile.c (init_ic_make_global_vars): Do not call
7699 (gimple_init_gcov_profiler): Likewise.
7701 2017-01-20 Martin Liska <mliska@suse.cz>
7704 * cgraph.h (maybe_create_reference): Remove argument and
7706 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7708 * ipa-cp.c (create_specialized_node): Likewise.
7709 * symtab.c (symtab_node::maybe_create_reference): Handle
7710 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7712 2017-01-20 Martin Liska <mliska@suse.cz>
7714 * read-rtl-function.c (function_reader::create_function): Use
7715 build_decl instread of build_decl_stat.
7717 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7719 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7720 * config/i386/avx512dqintrin.h: Ditto.
7721 * config/i386/avx512fintrin.h: Ditto.
7722 * config/i386/i386-builtin-types.def: Add new types.
7723 * gcc/config/i386/i386.c: Handle new types.
7724 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7725 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7726 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7727 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7728 (__builtin_ia32_kshiftridi): New.
7729 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7731 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7735 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7736 define to rs6000_init_stack_protect_guard.
7737 (rs6000_init_stack_protect_guard): New function.
7739 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7740 Yunqiang Su <yunqiang.su@imgtec.com>
7742 * config.gcc (supported_defaults): Add madd4.
7743 (with_madd4): Add validation.
7744 (all_defaults): Add madd4.
7745 * config/mips/mips.opt (mmadd4): New option.
7746 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7748 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7750 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7751 (ISA_HAS_FUSED_MADD4): Likewise.
7752 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7753 * gcc/doc/install.texi (--with-madd4): Document the new option.
7755 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7757 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7758 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7759 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7760 (aarch64_init_pauth_hint_builtins): New.
7761 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7762 (aarch64_expand_builtin): Expand new builtins.
7764 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7766 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7767 * combine-stack-adj.c (no_unhandled_cfa): Handle
7768 REG_CFA_TOGGLE_RA_MANGLE.
7769 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7770 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7771 info for return address signing.
7772 (aarch64_expand_epilogue): Likewise.
7774 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7776 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7777 * config/aarch64/aarch64-protos.h
7778 (aarch64_return_address_signing_enabled): New declaration.
7779 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7781 (aarch64_expand_prologue): Sign return address before it's pushed onto
7783 (aarch64_expand_epilogue): Authenticate return address fetched from
7785 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7786 (aarch64_attributes): New function attributes for "sign-return-address".
7787 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7788 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7789 ("*do_return"): Generate combined instructions according to key index.
7790 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7791 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7793 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7794 * config/aarch64/aarch64.opt (msign-return-address=): New.
7795 * doc/extend.texi (AArch64 Function Attributes): Documents
7796 "sign-return-address=".
7797 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7799 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7801 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7802 overall option summary.
7804 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7806 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7807 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7808 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7809 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7811 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7813 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7814 -mpower9-minmax by default for -mcpu=power9.
7815 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7816 128-bit floating point.
7818 2017-01-20 Alan Modra <amodra@gmail.com>
7820 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7821 optimizing for size.
7823 2017-01-20 Alan Modra <amodra@gmail.com>
7826 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7827 for strcmp and strncmp from corresponding builtin decl.
7829 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7831 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7832 instead of i386/rtems-64.h.
7833 * config/i386/rtems-64.h: Remove.
7835 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7839 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7841 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7843 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7845 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7846 Change int to HOST_WIDE_INT.
7847 * config/aarch64/aarch64-protos.h
7848 (aarch64_simd_gen_const_vector_dup): Likewise.
7849 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7851 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7853 * langhooks-def.h (lhd_type_for_size): New decl.
7854 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7855 * langhooks.c (lhd_type_for_size): New function, taken from
7858 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7860 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7861 define_bypass for CR latency.
7862 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7863 (power9-alu2): Add define_bypass for CR latency.
7865 (power9-mul): Update insn latency.
7866 (power9-mul-compare): Update insn latency, bypass latency and remove
7869 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7871 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7873 * config/aarch64/aarch64.md
7874 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7875 aarch64_nopcrelative_literal_loads.
7876 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7878 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7880 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7882 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7884 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7887 * config.gcc (supported_defaults): Add lxc1-sxc1.
7888 (with_lxc1_sxc1): Add validation.
7889 (all_defaults): Add lxc1-sxc1.
7890 * config/mips/mips.opt (mlxc1-sxc1): New option.
7891 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7893 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7894 __mips_no_lxc1_sxc1.
7895 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7896 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7897 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7899 2017-01-19 Richard Biener <rguenther@suse.de>
7901 PR tree-optimization/72488
7902 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7903 sure to restore SSA info.
7904 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7906 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7908 PR rtl-optimization/79121
7909 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7910 of the inner type when shifting an extended value.
7912 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7915 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7916 interposable aliases.
7918 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7921 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7922 Use the evmergelohi instruction.
7923 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7924 (mov_sitf_e500_subreg8_2_be): Likewise.
7925 (mov_sitf_e500_subreg12_2_le): Likewise.
7926 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7927 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7928 (mov_sitf_e500_subreg8_2_le): Likewise.
7929 (mov_sitf_e500_subreg12_2_be): Likewise.
7931 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7933 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7934 attribute from vecsimple to vecperm.
7935 (altivec_vbpermq2): Likewise.
7937 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7940 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7942 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7943 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7944 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7945 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7946 case where N arg is SIZE_MAX.
7947 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7948 (cmpstrsi): Add pattern.
7950 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7952 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7953 __builtin_vec_revb builtins.
7954 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7955 built-in functions to support generation of the ISA 3.0 XXBR<x>
7956 vector byte reverse instructions.
7957 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7958 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7959 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7960 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7961 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7962 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7963 (P9V_BUILTIN_VEC_REVB): Likewise.
7964 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7965 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7966 (p9_xxbrq_v16qi): Likewise.
7967 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7968 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7969 (p9_xxbrh_v8hi): Likewise.
7970 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7971 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7972 vec_revb built-in functions.
7974 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7976 PR rtl-optimization/78952
7977 * config/i386/i386.md (any_extract): New code iterator.
7978 (*insvqi_2): Use any_extract for source operand.
7979 (*insvqi_3): Use any_shiftrt for source operand.
7981 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7983 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7985 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7987 2017-01-18 Matthias Klose <doko@ubuntu.com>
7989 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7991 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7993 * config/rs6000/altivec.h (vec_bperm): Change #define.
7994 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7995 (altivec_vbpermq2): New define_insn.
7996 (altivec_vbpermd): Likewise.
7997 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7999 (VBPERMD): Likewise.
8000 (VBPERM): New polymorphic function interface.
8001 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8002 Add entries for P9V_BUILTIN_VEC_VBPERM.
8003 * doc/extend.texi: Add interfaces for vec_bperm.
8005 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8007 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8008 first letter of error messages.
8009 (s390_resolve_overloaded_builtin): Likewise.
8010 * config/s390/s390.c (s390_expand_builtin): Likewise.
8011 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8012 (s390_valid_target_attribute_inner_p): Likewise.
8013 * config/s390/s390.md ("tabort"): Likewise.
8015 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8017 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8018 (ISA_AVOID_DIV_HILO): New macro.
8019 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8020 (ISA_HAS_DDIV): Likewise.
8022 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8024 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8026 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8028 * doc/invoke.texi (fabi-version): Spelling fix.
8030 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8033 * doc/invoke.texi (fabi-version): Mention mangling fix for
8036 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8039 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8041 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8044 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8045 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8047 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8049 (stack_protect_test): Ditto.
8050 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8051 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8053 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8054 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8055 -mstack-protector-guard-offset=.
8056 (RS/6000 and PowerPC Options): Ditto.
8058 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.h (MASK_CLASS_P): New define.
8061 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8062 there are no registers from different register sets also when
8063 mask registers are used. Update function comment.
8064 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8065 to (*k/*r) and (*k/*km) alternatives.
8067 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8069 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8070 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8071 (EH_RETURN_HANDLER_RTX): New define.
8072 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8073 Force frame pointer in EH return functions.
8074 (aarch64_expand_epilogue): Add barrier for eh_return.
8075 (aarch64_final_eh_return_addr): Remove.
8076 (aarch64_eh_return_handler_rtx): New function.
8077 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8079 (aarch64_eh_return_handler_rtx): New prototype.
8081 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8083 * config/rs6000/altivec.h (vec_rlmi): New #define.
8084 (vec_vrlnm): Likewise.
8085 (vec_rlnm): Likewise.
8086 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8087 (UNSPEC_VRLNM): Likewise.
8088 (VIlong): New mode iterator.
8089 (altivec_vrl<VI_char>mi): New define_insn.
8090 (altivec_vrl<VI_char>nm): Likewise.
8091 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8094 (RLNM): New polymorphic function entry.
8095 (VRLWMI): New monomorphic function entry.
8097 (RLMI): New polymorphic function entry.
8098 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8099 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8100 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8103 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8106 * dwarf2out.c (field_byte_offset): Restore the
8107 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8108 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8109 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8112 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8115 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8117 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8120 * dwarf2out.c (add_data_member_location_attribute): For constant
8121 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8122 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8123 DW_AT_byte_size attributes.
8125 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8127 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8128 after forcing to constant memory when the code model is medium.
8130 2017-01-17 Julia Koval <julia.koval@intel.com>
8133 * config/i386/avx512fintrin.h
8134 (_mm512_i32gather_ps): Change __addr type to void const*.
8135 (_mm512_mask_i32gather_ps): Ditto.
8136 (_mm512_i32gather_pd): Ditto.
8137 (_mm512_mask_i32gather_pd): Ditto.
8138 (_mm512_i64gather_ps): Ditto.
8139 (_mm512_mask_i64gather_ps): Ditto.
8140 (_mm512_i64gather_pd): Ditto.
8141 (_mm512_mask_i64gather_pd): Ditto.
8142 (_mm512_i32gather_epi32): Ditto.
8143 (_mm512_mask_i32gather_epi32): Ditto.
8144 (_mm512_i32gather_epi64): Ditto.
8145 (_mm512_mask_i32gather_epi64): Ditto.
8146 (_mm512_i64gather_epi32): Ditto.
8147 (_mm512_mask_i64gather_epi32): Ditto.
8148 (_mm512_i64gather_epi64): Ditto.
8149 (_mm512_mask_i64gather_epi64): Ditto.
8150 (_mm512_i32scatter_ps): Change __addr type to void*.
8151 (_mm512_mask_i32scatter_ps): Ditto.
8152 (_mm512_i32scatter_pd): Ditto.
8153 (_mm512_mask_i32scatter_pd): Ditto.
8154 (_mm512_i64scatter_ps): Ditto.
8155 (_mm512_mask_i64scatter_ps): Ditto.
8156 (_mm512_i64scatter_pd): Ditto.
8157 (_mm512_mask_i64scatter_pd): Ditto.
8158 (_mm512_i32scatter_epi32): Ditto.
8159 (_mm512_mask_i32scatter_epi32): Ditto.
8160 (_mm512_i32scatter_epi64): Ditto.
8161 (_mm512_mask_i32scatter_epi64): Ditto.
8162 (_mm512_i64scatter_epi32): Ditto.
8163 (_mm512_mask_i64scatter_epi32): Ditto.
8164 (_mm512_i64scatter_epi64): Ditto.
8165 (_mm512_mask_i64scatter_epi64): Ditto.
8166 * config/i386/avx512pfintrin.h
8167 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8168 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8169 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8170 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8171 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8172 (_mm512_prefetch_i32scatter_ps): Ditto.
8173 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8174 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8175 (_mm512_prefetch_i64scatter_pd): Ditto.
8176 (_mm512_prefetch_i64scatter_ps): Ditto.
8177 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8178 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8179 * config/i386/avx512vlintrin.h
8180 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8181 (_mm_mmask_i32gather_ps): Ditto.
8182 (_mm256_mmask_i32gather_pd): Ditto.
8183 (_mm_mmask_i32gather_pd): Ditto.
8184 (_mm256_mmask_i64gather_ps): Ditto.
8185 (_mm_mmask_i64gather_ps): Ditto.
8186 (_mm256_mmask_i64gather_pd): Ditto.
8187 (_mm_mmask_i64gather_pd): Ditto.
8188 (_mm256_mmask_i32gather_epi32): Ditto.
8189 (_mm_mmask_i32gather_epi32): Ditto.
8190 (_mm256_mmask_i32gather_epi64): Ditto.
8191 (_mm_mmask_i32gather_epi64): Ditto.
8192 (_mm256_mmask_i64gather_epi32): Ditto.
8193 (_mm_mmask_i64gather_epi32): Ditto.
8194 (_mm256_mmask_i64gather_epi64): Ditto.
8195 (_mm_mmask_i64gather_epi64): Ditto.
8196 (_mm256_i32scatter_ps): Change __addr type to void*.
8197 (_mm256_mask_i32scatter_ps): Ditto.
8198 (_mm_i32scatter_ps): Ditto.
8199 (_mm_mask_i32scatter_ps): Ditto.
8200 (_mm256_i32scatter_pd): Ditto.
8201 (_mm256_mask_i32scatter_pd): Ditto.
8202 (_mm_i32scatter_pd): Ditto.
8203 (_mm_mask_i32scatter_pd): Ditto.
8204 (_mm256_i64scatter_ps): Ditto.
8205 (_mm256_mask_i64scatter_ps): Ditto.
8206 (_mm_i64scatter_ps): Ditto.
8207 (_mm_mask_i64scatter_ps): Ditto.
8208 (_mm256_i64scatter_pd): Ditto.
8209 (_mm256_mask_i64scatter_pd): Ditto.
8210 (_mm_i64scatter_pd): Ditto.
8211 (_mm_mask_i64scatter_pd): Ditto.
8212 (_mm256_i32scatter_epi32): Ditto.
8213 (_mm256_mask_i32scatter_epi32): Ditto.
8214 (_mm_i32scatter_epi32): Ditto.
8215 (_mm_mask_i32scatter_epi32): Ditto.
8216 (_mm256_i32scatter_epi64): Ditto.
8217 (_mm256_mask_i32scatter_epi64): Ditto.
8218 (_mm_i32scatter_epi64): Ditto.
8219 (_mm_mask_i32scatter_epi64): Ditto.
8220 (_mm256_i64scatter_epi32): Ditto.
8221 (_mm256_mask_i64scatter_epi32): Ditto.
8222 (_mm_i64scatter_epi32): Ditto.
8223 (_mm_mask_i64scatter_epi32): Ditto.
8224 (_mm256_i64scatter_epi64): Ditto.
8225 (_mm256_mask_i64scatter_epi64): Ditto.
8226 (_mm_i64scatter_epi64): Ditto.
8227 (_mm_mask_i64scatter_epi64): Ditto.
8228 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8229 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8230 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8231 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8232 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8233 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8234 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8235 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8236 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8237 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8238 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8239 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8240 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8241 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8242 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8243 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8244 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8245 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8246 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8247 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8248 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8249 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8250 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8251 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8252 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8253 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8254 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8255 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8256 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8257 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8258 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8259 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8260 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8261 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8262 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8263 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8264 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8265 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8266 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8267 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8268 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8269 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8270 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8271 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8272 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8273 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8274 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8275 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8276 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8277 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8278 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8279 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8280 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8281 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8282 definitions accordingly.
8284 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8285 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8288 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8291 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8294 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8295 hard regs for inner regno.
8297 2017-01-17 Martin Liska <mliska@suse.cz>
8300 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8301 assumption and add comment.
8303 2017-01-17 Nathan Sidwell <nathan@acm.org>
8305 * ipa-visibility.c (localize_node): New function, broken out of ...
8306 (function_and_variable_visibility): ... here. Call it.
8308 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8311 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8312 correctly set frequency of oudgoing edge.
8313 (duplicate_thread_path): Fix profile updating.
8315 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8318 * configure.ac: Add GCC_BASE_VER.
8319 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8320 version from BASE-VER file.
8321 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8322 (gcc.o): Depend on $(BASEVER).
8323 * common.opt (dumpfullversion): New option.
8324 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8325 * doc/invoke.texi: Document -dumpfullversion.
8326 * doc/install.texi: Document --with-gcc-major-version-only.
8327 * configure: Regenerated.
8329 2017-01-17 Richard Biener <rguenther@suse.de>
8331 PR tree-optimization/71433
8332 * tree-vrp.c (register_new_assert_for): Merge same asserts
8333 on all incoming edges.
8334 (process_assert_insertions_for): Handle insertions at the
8337 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8339 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8340 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8342 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8345 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8348 2017-01-17 Alan Modra <amodra@gmail.com>
8351 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8352 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8353 symbolic stack limit when pic.
8355 2017-01-16 Martin Sebor <msebor@redhat.com>
8357 PR tree-optimization/78608
8358 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8360 2017-01-16 Jeff Law <law@redhat.com>
8363 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8364 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8365 for several include directories that may be relative to sysroot.
8366 * config/i386/x-mingw32 (gplus_includedir): Define.
8367 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8368 (native_system_includedir): Likewise.
8369 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8370 override if TARGET_SYSTEM_ROOT is defined.
8371 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8373 PR tree-optimization/79090
8374 PR tree-optimization/33562
8375 PR tree-optimization/61912
8376 PR tree-optimization/77485
8377 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8378 and computed trims into the dump file.
8380 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8382 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8384 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8387 * gimplify.c (gimplify_init_constructor): If want_value and
8388 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8392 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8393 sequence. Formatting fixes.
8394 (doloop_optimize): Formatting fixes.
8397 * gcc.c (debug_level_greater_than_spec_func): New function.
8398 (static_spec_functions): Add debug-level-gt spec function.
8399 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8401 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8402 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8403 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8404 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8405 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8406 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8408 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8410 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8411 QImode fixups to general and mask registers only.
8413 2017-01-16 Carl Love <cel@us.ibm.com>
8415 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8416 for built-in functions
8417 vector signed char vec_nabs (vector signed char)
8418 vector signed short vec_nabs (vector signed short)
8419 vector signed int vec_nabs (vector signed int)
8420 vector signed long long vec_nabs (vector signed long long)
8421 vector float vec_nabs (vector float)
8422 vector double vec_nabs (vector double)
8423 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8425 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8426 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8427 * doc/extend.texi: Update the documentation file for the new built-in
8430 2017-01-16 Martin Sebor <msebor@redhat.com>
8432 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8435 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8437 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8438 UNSPEC_VSX__XXSPLTD to require special splat handling.
8440 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8443 * system.h: Poison strndup.
8445 2017-01-16 Alan Modra <amodra@gmail.com>
8448 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8451 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8453 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8455 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8457 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8458 call recog here. Assert that INSN_CODE (insn) is non-negative.
8460 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8463 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8465 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8466 in the currently scheduled RTL fragment.
8468 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8470 PR rtl-optimization/78751
8471 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8474 2017-01-14 Jeff Law <law@redhat.com>
8476 PR tree-optimization/79090
8477 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8478 variable length stores.
8479 (compute_trims): Delete dead assignment to *trim_tail.
8480 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8483 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8485 PR rtl-optimization/78626
8486 PR rtl-optimization/78727
8487 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8488 of a block, and split such blocks after everything else is finished.
8490 2017-01-14 Alan Modra <amodra@gmail.com>
8493 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8494 target legitimate_combined_insn.
8495 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8496 (rs6000_legitimate_combined_insn): New function.
8497 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8499 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8500 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8501 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8503 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8505 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8507 2017-01-13 Jeff Law <law@redhat.com>
8509 PR tree-optimization/33562
8510 PR tree-optimization/61912
8511 PR tree-optimization/77485
8512 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8514 (delete_dead_assignment): Likewise.
8515 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8516 statement to delete_dead_call and delete_dead_assignment.
8518 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8521 * substring-locations.c (format_warning_va): Strengthen case 1 so
8522 that both endpoints of the substring must be within the format
8523 range for just the substring to be printed.
8525 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8527 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8528 * config/i386/i386.c (ix86_target_string): Add missing options
8529 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8530 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8531 flags_other and ix86_target_other to flags2_other. Display unknown
8533 (ix86_valid_target_attribute_inner_p): Add missing options and
8534 reorder options by implied ISAs, as in ix86_target_string.
8536 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8538 * hash-table.h (hash_table::too_empty_p): New function.
8539 (hash_table::expand): Use it.
8540 (hash_table::traverse): Likewise.
8541 (hash_table::empty_slot): Use sizeof (value_type) instead of
8542 sizeof (PTR) to convert bytes to elements. Shrink the table
8543 if the current size is excessive for the current number of
8546 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8548 * ira-costs.c (record_reg_classes): Break from the inner loop
8549 early once alt_fail is known to be true. Update outer loop
8550 handling accordingly.
8552 2017-01-13 Jeff Law <law@redhat.com>
8554 * tree-ssa-dse.c (decrement_count): New function.
8555 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8556 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8557 when we know the partially dead statement is a mem* function.
8559 PR tree-optimization/61912
8560 PR tree-optimization/77485
8561 * tree-ssa-dse.c: Include expr.h.
8562 (maybe_trim_constructor_store): New function.
8563 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8565 PR tree-optimization/33562
8566 PR tree-optimization/61912
8567 PR tree-optimization/77485
8568 * doc/invoke.texi: Document new dse-max-object-size param.
8569 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8570 * tree-ssa-dse.c: Include params.h.
8571 (dse_store_status): New enum.
8572 (initialize_ao_ref_for_dse): New, partially extracted from
8574 (valid_ao_ref_for_dse, normalize_ref): New.
8575 (setup_live_bytes_from_ref, compute_trims): Likewise.
8576 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8577 (maybe_trim_partially_dead_store): Likewise.
8578 (maybe_trim_complex_store): Likewise.
8579 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8580 Track what bytes live from the original store. Return tri-state
8581 for dead, partially dead or live.
8582 (dse_dom_walker): Add constructor, destructor and new private members.
8583 (delete_dead_call, delete_dead_assignment): New extracted from
8585 (dse_optimize_stmt): Make a member of dse_dom_walker.
8586 Use initialize_ao_ref_for_dse.
8588 PR tree-optimization/33562
8589 PR tree-optimization/61912
8590 PR tree-optimization/77485
8591 * sbitmap.h (bitmap_count_bits): Prototype.
8592 (bitmap_clear_range, bitmap_set_range): Likewise.
8593 * sbitmap.c (bitmap_clear_range): New function.
8594 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8596 2017-01-13 Martin Liska <mliska@suse.cz>
8599 * function.c (set_cfun): Add new argument force.
8600 * function.h (set_cfun): Likewise.
8601 * ipa-inline-transform.c (inline_call): Use the function when
8602 strict alising from is dropped for function we inline to.
8604 2017-01-13 Richard Biener <rguenther@suse.de>
8606 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8607 for dumping GIMPLE INTEGER_CSTs.
8609 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8611 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8612 to 201112L since C++17.
8614 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8617 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8618 if -fsanitize=kernel-address is present.
8620 2017-01-13 Richard Biener <rguenther@suse.de>
8622 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8623 as _Literal ( type ) number in case usual suffixes do not
8624 preserve all information.
8626 2017-01-13 Richard Biener <rguenther@suse.de>
8628 PR tree-optimization/77283
8629 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8630 and ssa-iterators.h.
8631 (is_feasible_trace): Implement a cost model based on joiner
8634 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8637 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8638 char or short to __float128/_Float128 directly.
8640 2017-01-12 Martin Sebor <msebor@redhat.com>
8642 to -Wformat-overflow.
8643 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8644 (min_bytes_remaining): Same.
8645 (get_string_length): Same.
8646 (format_string): Same.
8647 (format_directive): Same.
8649 (pass_sprintf_length::handle_gimple_call): Same.
8651 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8653 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8654 info.nowrite calls with no lhs that can't throw. Return bool
8655 whether gsi_remove has been called or not.
8656 (pass_sprintf_length::handle_gimple_call): Return bool whether
8657 try_substitute_return_value called gsi_remove. Formatting fix.
8658 (pass_sprintf_length::execute): Don't use gsi_remove if
8659 handle_gimple_call returned true.
8662 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8663 be removed due to side-effects, don't remove following barrier nor
8664 turn the successor edge into fallthru edge.
8666 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8669 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8670 element-reversing loads and stores as not swappable.
8672 2017-01-12 Nathan Sidwell <nathan@acm.org>
8673 Nicolai Stange <nicstange@gmail.com>
8675 * combine.c (try_combine): Don't ignore result of overlap checking
8676 loop. Combine overlap & asm check into single loop.
8678 2017-01-12 Richard Biener <rguenther@suse.de>
8680 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8681 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8683 2017-01-12 Richard Biener <rguenther@suse.de>
8685 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8686 and TS_TARGET_OPTION directly derive from TS_BASE.
8687 * tree-core.h (tree_optimization_option): Derive from tree_base.
8688 (tree_target_option): Likewise.
8690 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8692 * config/i386/i386.c (memory_address_length): Increase len
8693 only when rip_relative_addr_p returns false.
8695 2017-01-11 Julia Koval <julia.koval@intel.com>
8697 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8698 (OPTION_MASK_ISA_SGX_SET): New.
8699 (ix86_handle_option): Handle OPT_msgx.
8700 * config.gcc: Added sgxintrin.h.
8701 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8702 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8703 * config/i386/i386.c (ix86_target_string): Add -msgx.
8705 (ix86_option_override_internal): Handle new options.
8706 (ix86_valid_target_attribute_inner_p): Add sgx.
8707 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8708 * config/i386/i386.opt: Add msgx.
8709 * config/i386/sgxintrin.h: New file.
8710 * config/i386/x86intrin.h: Add sgxintrin.h.
8712 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8715 * fold-const.c (maybe_nonzero_address): Return 1 for function
8717 (tree_single_nonzero_warnv_p): Don't handle function local objects
8721 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8724 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8727 * opts.c: Include "spellcheck.h"
8728 (struct string_fragment): New struct.
8729 (struct edit_distance_traits<const string_fragment &>): New
8731 (get_closest_sanitizer_option): New function.
8732 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8734 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8736 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8738 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8739 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8740 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8741 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8742 for initial die_offset if dwarf_split_debug_info.
8743 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8744 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8746 (output_skeleton_debug_sections): Formatting fix. Use
8747 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8748 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8750 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8752 * config/arm/cortex-a53.md: Add bypasses for
8754 (cortex_a53_r2f): Only use for transfers.
8755 (cortex_a53_f2r): Likewise.
8756 (cortex_a53_r2f_cvt): Add reservation for conversions.
8757 (cortex_a53_f2r_cvt): Likewise.
8759 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8761 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8762 to all inlined functions, change static to extern.
8764 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8767 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8769 (arm_assemble_integer): Likewise.
8771 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8773 * config.gcc: Use new awk script to check CPU, FPU and architecture
8774 parameters for --with-... options.
8775 * config/arm/parsecpu.awk: New file
8776 * config/arm/arm-cpus.in: New file.
8777 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8779 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8781 * config/arm/t-arm: Update dependency rules.
8782 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8783 of processing .def files.
8784 * config/arm/genopt.sh: Deleted.
8785 * config/arm/gentune.sh: Deleted.
8786 * config/arm/arm-cores.def: Deleted.
8787 * config/arm/arm-arches.def: Deleted.
8788 * config/arm/arm-fpus.def: Deleted.
8789 * config/arm/arm-tune.md: Regenerated.
8790 * config/arm/arm-tables.opt: Regenerated.
8791 * config/arm/arm-cpu.h: New generated file.
8792 * config/arm/arm-cpu-data.h: New generated file.
8793 * config/arm/arm-cpu-cdata.h: New generated file.
8795 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8798 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8800 (input_varpool_node): Unpack dynamically_initialized bit.
8802 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8804 PR rtl-optimization/79032
8805 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8806 the alignment of the adjusted memory reference against that of MODE,
8807 instead of the alignment of the original memory reference.
8809 2017-01-11 Martin Jambor <mjambor@suse.cz>
8811 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8813 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8814 decorated functions.
8816 2017-01-11 Richard Biener <rguenther@suse.de>
8818 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8819 set range/nonnull info for PHI results. Do not set it on
8820 stmts marked for removal.
8822 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8824 * expr.c (store_field): In the bitfield case, fetch the return value
8825 from the registers before applying a single big-endian adjustment.
8826 Always do a final load for a BLKmode value not larger than a word.
8828 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8831 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8832 that we correctly handle column numbers greater than
8833 LINE_MAP_MAX_COLUMN_NUMBER.
8835 2017-01-10 Martin Sebor <msebor@redhat.com>
8838 * gimple-ssa-sprintf.c (get_destination_size): Call
8839 {init,fini}object_sizes.
8840 * tree-object-size.c (addr_object_size): Adjust.
8841 (pass_through_call): Adjust.
8842 (pass_object_sizes::execute): Adjust.
8843 * tree-object-size.h (fini_object_sizes): Declare.
8845 2017-01-10 Martin Sebor <msebor@redhat.com>
8847 PR tree-optimization/78775
8848 * builtins.c (get_size_range): Move...
8849 * calls.c: ...to here.
8850 (alloc_max_size): Accept zero argument.
8851 (operand_signed_p): Remove.
8852 (maybe_warn_alloc_args_overflow): Call get_size_range.
8853 * calls.h (get_size_range): Declare.
8855 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8857 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8858 from TI's devices.csv file as of September 2016.
8859 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8861 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8863 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8864 * doc/invoke.texi: Likewise.
8865 * doc/md.texi: Likewise.
8866 * doc/objc.texi: Likewise.
8868 2017-01-10 Joshua Conner <joshconner@google.com>
8870 * config/arm/fuchsia-elf.h: New file.
8871 * config/fuchsia.h: New file.
8872 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8873 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8875 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8877 2016-01-10 Richard Biener <rguenther@suse.de>
8879 PR tree-optimization/79034
8880 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8881 Propagate out degenerate PHIs in the joiner.
8883 2017-01-10 Martin Liska <mliska@suse.cz>
8885 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8886 (sort_congruence_classes_by_decl_uid): Likewise.
8887 (sort_congruence_class_groups_by_decl_uid): Likewise.
8888 (sem_item_optimizer::merge_classes): Sort class, groups in these
8889 classes and members in the groups by DECL_UID of declarations.
8890 This would make merge operations stable.
8892 2017-01-10 Martin Liska <mliska@suse.cz>
8894 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8895 usage of m_classes_vec.
8896 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8897 (sem_item_optimizer::get_group_by_hash): Likewise.
8898 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8899 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8900 (sem_item_optimizer::verify_classes): Likewise.
8901 (sem_item_optimizer::process_cong_reduction): Likewise.
8902 (sem_item_optimizer::dump_cong_classes): Likewise.
8903 (sem_item_optimizer::merge_classes): Likewise.
8904 * ipa-icf.h (congruence_class_hash): Rename from
8905 congruence_class_group_hash. Remove declaration of m_classes_vec.
8907 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8909 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8910 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8911 * config.gcc: Add avx512vpopcntdqintrin.h.
8912 * config/i386/avx512vpopcntdqintrin.h: New.
8913 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8914 * config/i386/i386-builtin-types.def: Add new types.
8915 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8916 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8917 __builtin_ia32_vpopcountq_v8di_mask): New.
8918 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8919 __AVX512VPOPCNTDQ__.
8920 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8921 (PTA_AVX512VPOPCNTDQ): Define.
8922 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8923 TARGET_AVX512VPOPCNTDQ_P): Define.
8924 * config/i386/i386.opt: Add mavx512vpopcntdq.
8925 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8926 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8928 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8931 * predict.def (PRED_CALL): Set to 67.
8933 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8935 * expr.c (store_field): In the bitfield case, if the value comes from
8936 a function call and is of an aggregate type returned in registers, do
8937 not modify the field mode; extract the value in all cases if the mode
8938 is BLKmode and the size is not larger than a word.
8940 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8943 * config/i386/cpuid.h: Fix undefined behavior.
8945 2017-01-04 Jeff Law <law@redhat.com>
8947 PR tree-optimization/79007
8948 PR tree-optimization/67955
8949 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8950 conservative for pt.null when flag_non_call_exceptions is on.
8952 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8954 PR translation/79019
8955 PR translation/79020
8956 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8957 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8958 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8960 * config/avr/avr.opt (maccumulate-args): Likewise.
8961 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8962 * common.opt (freport-bug): Likewise.
8963 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8964 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8965 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8966 translatable string.
8967 * config/i386/i386.c (function_value_32): Likewise.
8968 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8969 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8971 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8972 * common/config/msp430/msp430-common.c (msp430_handle_option):
8974 * symtab.c (symtab_node::verify_base): Likewise.
8975 * opts.c (set_debug_level): Likewise.
8976 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8977 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8978 missing whitespace to translatable strings.
8979 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8980 * config/sh/superh.h: Likewise.
8981 * config/i386/xopintrin.h: Likewise.
8982 * config/i386/znver1.md: Likewise.
8983 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8984 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8985 * double-int.h (struct double_int): Likewise.
8986 * double-int.c (div_and_round_double): Likewise.
8987 * wide-int.cc: Likewise.
8988 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8989 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8990 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8991 (crossjumps_occurred): ... this.
8992 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8995 PR tree-optimization/78899
8996 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8997 returning bool return struct loop *, NULL for failure and the new
8999 (versionable_outer_loop_p): Don't version outer loop if it has
9000 dont_vectorized bit set.
9001 (tree_if_conversion): When versioning outer loop, ensure
9002 tree_if_conversion is performed also on the inner loop of the
9003 non-vectorizable outer loop copy.
9004 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9005 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9006 prevent vectorization of it.
9007 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9008 the outer loop vectorization of the non-scalar version is attempted
9009 before vectorization of the inner loop in scalar version. If
9010 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9011 vectorization of its inner loop.
9012 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9013 has 2 inner loops, rename also on edges from bb whose single pred
9014 is outer_loop->header. Fix typo in function comment.
9016 2017-01-09 Martin Sebor <msebor@redhat.com>
9019 * asan.c (asan_emit_stack_protection): Increase local buffer size
9020 to avoid snprintf truncation warning.
9022 2017-01-09 Andrew Pinski <apinski@cavium.com>
9024 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9025 to reference thunderx2t99 for the tuning structure
9026 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9028 (thunderx2t99_extra_costs): This.
9029 * config/aarch64/aarch64-tune.md: Regenerate.
9030 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9031 (vulcan_addrcost_table): This.
9032 (vulcan_regmove_cost): Rename to ...
9033 (thunderx2t99_regmove_cost): This.
9034 (vulcan_vector_cost): Rename to ...
9035 (thunderx2t99_vector_cost): this.
9036 (vulcan_branch_cost): Rename to ...
9037 (thunderx2t99_branch_cost): This.
9038 (vulcan_tunings): Rename to ...
9039 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9040 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9042 2017-01-09 Martin Jambor <mjambor@suse.cz>
9046 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9047 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9048 (propagate_vr_accross_jump_function): Use the above function for all
9049 value range computations for pass-through jump functions and type
9050 converasion from explicit value range values.
9051 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9052 parameters from TYPE_ARG_TYPES.
9053 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9054 (ipa_write_node_info): Stream type of the actual argument.
9055 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9057 2017-01-09 Martin Liska <mliska@suse.cz>
9060 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9061 (lookup_compiler): Do not show error message with have_E.
9063 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9065 PR tree-optimization/78938
9066 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9067 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9068 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9069 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9072 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9074 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9077 2017-01-09 Richard Biener <rguenther@suse.de>
9079 PR tree-optimization/78997
9080 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9081 name condition properly.
9083 2017-01-09 Richard Biener <rguenther@suse.de>
9086 * dwarf2out.c (is_cxx): New overload with context.
9087 (is_naming_typedef_decl): Use it.
9089 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9091 * invoke.texi (Option Summary): Correct spacing in option lists
9092 and add line breaks to fix over-long lines.
9094 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9098 * extend.texi (Common Variable Attributes): Add xref to GCC
9099 Internals manual to explain mode attribute keywords.
9101 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9104 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9105 and Preprocessor Options.
9106 (Options for Linking): Document -pthread here....
9107 (RS/6000 and PowerPC Options): ...not here.
9108 (Solaris 2 Options): ...or here.
9109 * doc/cppopts.texi: Document -pthread.
9111 2017-01-08 Martin Sebor <msebor@redhat.com>
9114 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9115 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9116 New member functions.
9117 (format_directive): Used them.
9119 (pass_sprintf_length::handle_gimple_call): Same.
9120 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9121 to avoid truncation for any argument.
9122 (extract_affine_mul): Same.
9123 * tree.c (get_file_function_name): Same.
9125 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9128 * predict.def (PRED_INDIR_CALL): Set to 86.
9130 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9132 PR preprocessor/54124
9133 * doc/cppopts.texi: Reformat -d subtable to list the full name
9134 of the options. Add cross-reference to the docs for the general
9135 compiler -d options.
9136 * doc/invoke.texi (Developer Options): Add cross-reference to the
9137 preprocessor-specific -d option documentation.
9139 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9141 PR preprocessor/13498
9142 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9143 redudant material, and reflect new command-line options.
9144 (System Headers): Likewise.
9146 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9148 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9149 -isystem, and -idirafter. Copy-edit.
9150 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9151 default for -ftrack-macro-expansion. Delete obsolete and
9152 badly-formatted implementation details about -fdebug-cpp output.
9153 * doc/cppwarnopts.texi: Copy-edit.
9155 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9158 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9159 that the transition from a max line width >= 1<<10 to narrower
9160 lines works correctly.
9162 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9164 * doc/options.texi (PerFunction): New.
9165 * opt-functions.awk (switch_flags): Map both Optimization and
9166 PerFunction to CL_OPTIMIZATION.
9167 * opth-gen.awk: Test for PerFunction flag along with
9169 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9170 it only when the latter is present. Skip those that don't in
9171 the hash function generator.
9172 * common.opt (fvar-tracking): Mark as PerFunction instead of
9174 (fvar-tracking-assignments): Likewise.
9175 (fvar-tracking-assignments-toggle): Likewise.
9176 (fvar-tracking-uninit): Likewise.
9178 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9180 PR translation/79018
9181 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9184 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9187 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9188 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9189 TARGET_LONG_JUMP_TABLE_OFFSETS.
9190 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9191 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9192 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9193 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9194 * config/m68k/m68k.md (tablejump expander): Likewise.
9195 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9196 TARGET_LONG_JUMP_TABLE_OFFSETS.
9197 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9198 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9200 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9201 David Holsgrove <david.holsgrove@xilinx.com>
9203 * common/config/microblaze/microblaze-common.c
9204 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9205 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9207 * config/microblaze/microblaze.c (microblaze_must_save_register)
9208 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9210 (microblaze_eh_return): New function.
9211 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9212 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9213 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9214 * config/microblaze/microblaze.md (eh_return): New pattern.
9216 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9218 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9219 GCC_DIAGNOSTIC_STRINGIFY): Define.
9221 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9223 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9225 * config/arm/arm.md (<mcrr>): New.
9227 * config/arm/arm.c (arm_arch5te): New.
9228 (arm_option_override): Set arm_arch5te.
9229 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9231 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9232 (arm_mcrr_qualifiers): ... this. New.
9233 (MRRC_QUALIFIERS): Define to...
9234 (arm_mrrc_qualifiers): ... this. New.
9235 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9237 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9238 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9239 (MRRCI, mrrc, MRRC): New.
9240 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9241 VUNSPEC_MRRC2): New.
9243 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9245 * config/arm/arm.md (<mcr>): New.
9247 * config/arm/arm.c (arm_coproc_builtin_available): Add
9248 support for mcr, mrc, mcr2 and mrc2.
9249 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9250 (arm_mcr_qualifiers): ... this. New.
9251 (MRC_QUALIFIERS): Define to ...
9252 (arm_mrc_qualifiers): ... this. New.
9253 (MCR_QUALIFIERS): Define to ...
9254 (arm_mcr_qualifiers): ... this. New.
9255 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9257 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9258 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9259 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9262 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9264 * config/arm/arm.md (*ldc): New.
9268 * config/arm/arm.c (arm_coproc_builtin_available): Add
9269 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9270 (arm_coproc_ldc_stc_legitimate_address): New.
9271 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9272 'qualifier_const_pointer'.
9273 (LDC_QUALIFIERS): Define to...
9274 (arm_ldc_qualifiers): ... this. New.
9275 (STC_QUALIFIERS): Define to...
9276 (arm_stc_qualifiers): ... this. New.
9277 * config/arm/arm-protos.h
9278 (arm_coproc_ldc_stc_legitimate_address): New.
9279 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9280 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9281 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9282 stc2, stcl, stc2l): New.
9283 * config/arm/constraints.md (Uz): New.
9284 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9285 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9286 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9287 VUNSPEC_STC2L): New.
9289 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9291 * config/arm/arm.md (<cdp>): New.
9292 * config/arm/arm.c (neon_const_bounds): Rename this ...
9293 (arm_const_bounds): ... this.
9294 (arm_coproc_builtin_available): New.
9295 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9296 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9297 (CDP_QUALIFIERS): Define to...
9298 (arm_cdp_qualifiers): ... this. New.
9300 (arm_expand_builtin_args): Add case for 6 arguments.
9301 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9302 (arm_const_bounds): ... this.
9303 (arm_coproc_builtin_available): New.
9304 * config/arm/arm_acle.h (__arm_cdp): New.
9306 * config/arm/arm_acle_builtins.def (cdp): New.
9308 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9309 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9311 * config/arm/types.md (coproc): New.
9312 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9313 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9314 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9315 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9317 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9319 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9320 (UBINOP_QUALIFIERS): New.
9322 (acle_builtin_data): New. Change comment.
9323 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9324 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9325 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9326 arm_acle_builtins.def.
9327 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9328 (arm_init_acle_builtins): New.
9329 (CRC32_BUILTIN): Remove.
9330 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9331 crc32cb, crc32ch and crc32cw.
9332 (arm_init_crc32_builtins): Remove.
9333 (arm_init_builtins): Use arm_init_acle_builtins rather
9334 than arm_init_crc32_builtins.
9335 (arm_expand_acle_builtin): New.
9336 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9337 * config/arm/arm_acle_builtins.def: New.
9339 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9341 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9342 (arm_builtin_datum): ... this.
9343 (arm_init_neon_builtin): Rename to ...
9344 (arm_init_builtin): ... this. Add a new parameters PREFIX
9345 and USE_SIG_IN_NAME.
9346 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9347 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9348 'arm_builtin_datum'.
9349 (arm_init_vfp_builtins): Likewise.
9350 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9351 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9352 (arm_expand_neon_args): Rename to ...
9353 (arm_expand_builtin_args): ... this. Rename builtin_arg
9354 enum values and differentiate between ARG_BUILTIN_MEMORY
9355 and ARG_BUILTIN_NEON_MEMORY.
9356 (arm_expand_neon_builtin_1): Rename to ...
9357 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9358 values, arm_expand_builtin_args and add bool parameter NEON.
9359 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9360 (arm_expand_vfp_builtin): Likewise.
9361 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9363 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9366 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9367 * predict.c (tree_estimate_probability_bb): Reverse direction of
9368 polymorphic call predictor.
9370 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9372 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9373 (determine_pass_name_match): ...this new function and...
9374 (should_skip_pass_p): ...this new function.
9376 2017-01-06 Nathan Sidwell <nathan@acm.org>
9378 * ipa-visibility.c (function_and_variable_visibility): Reformat
9379 comments and long lines. Remove extrneous if.
9380 * symtab.c (symtab_node::make_decl_local): Fix code format.
9381 (symtab_node::set_section_for_node): Fix comment typo.
9383 2017-01-06 Martin Liska <mliska@suse.cz>
9386 * lra-constraints.c: Rename invariant to lra_invariant.
9387 * predict.c (set_even_probabilities): Initialize e to NULL.
9389 2017-01-05 Martin Sebor <msebor@redhat.com>
9391 PR tree-optimization/78910
9392 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9393 (format_integer): Correct off-by-one error in the handling
9394 of precision with negative numbers in signed conversions..
9396 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9398 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9400 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9402 PR tree-optimization/71016
9403 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9404 factor_out_conditional_conversion. Formatting fix.
9405 (factor_out_conditional_conversion): Add cond_stmt argument.
9406 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9407 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9410 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9412 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9413 read-rtl-function.o, and selftest-rtl.o.
9414 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9415 (selftest::aarch64_test_loading_full_dump): New function.
9416 (selftest::aarch64_run_selftests): New function.
9417 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9418 selftest::aarch64_run_selftests.
9419 * config/i386/i386.c
9420 (selftest::ix86_test_loading_dump_fragment_1): New function.
9421 (selftest::ix86_test_loading_call_insn): New function.
9422 (selftest::ix86_test_loading_full_dump): New function.
9423 (selftest::ix86_test_loading_unspec): New function.
9424 (selftest::ix86_run_selftests): Call the new functions.
9425 * emit-rtl.c (maybe_set_max_label_num): New function.
9426 * emit-rtl.h (maybe_set_max_label_num): New decl.
9427 * function.c (instantiate_decls): Guard call to
9428 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9429 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9431 * gensupport.c (gen_reader::gen_reader): Pass "false"
9432 for new "compact" param of rtx_reader.
9433 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9434 rather than an empty string for NULL strings.
9435 * read-md.c: Potentially include config.h rather than bconfig.h.
9436 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9437 (have_error): New global, copied from errors.c.
9438 (md_reader::read_name): Rename to...
9439 (md_reader::read_name_1): ...this, adding "out_loc" param,
9440 and converting "missing name or number" to returning false, rather
9442 (md_reader::read_name): Reimplement in terms of read_name_1.
9443 (md_reader::read_name_or_nil): New function.
9444 (md_reader::read_string): Handle "(nil)" by returning NULL.
9445 (md_reader::md_reader): Add new param "compact".
9446 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9447 (md_reader::read_file): New method.
9448 * read-md.h (md_reader::md_reader): Add new param "compact".
9449 (md_reader::read_file): New method.
9450 (md_reader::is_compact): New accessor.
9451 (md_reader::read_name): Convert return type from void to file_location.
9452 (md_reader::read_name_or_nil): New decl.
9453 (md_reader::read_name_1): New decl.
9454 (md_reader::m_compact): New field.
9455 (noop_reader::noop_reader): Pass "false" for new "compact" param
9457 (rtx_reader::rtx_reader): Add new "compact" param.
9458 (rtx_reader::read_rtx_operand): Make virtual and convert return
9459 type from void to rtx.
9460 (rtx_reader::read_until): New decl.
9461 (rtx_reader::handle_any_trailing_information): New virtual function.
9462 (rtx_reader::postprocess): New virtual function.
9463 (rtx_reader::finalize_string): New virtual function.
9464 (rtx_reader::m_in_call_function_usage): New field.
9465 (rtx_reader::m_reuse_rtx_by_id): New field.
9466 * read-rtl-function.c: New file.
9467 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9468 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9469 (selftest::verify_three_block_rtl_cfg): New decl.
9470 * read-rtl-function.h: New file.
9471 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9472 For host, include function.h, memmodel.h, and emit-rtl.h.
9473 (one_time_initialization): New function.
9474 (struct compact_insn_name): New struct.
9475 (compact_insn_names): New array.
9476 (find_code): Handle insn codes in compact dumps.
9477 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9478 (bind_subst_iter_and_attr): Likewise.
9479 (add_condition_to_string): Likewise.
9480 (add_condition_to_rtx): Likewise.
9481 (apply_attribute_uses): Likewise.
9482 (add_current_iterators): Likewise.
9483 (apply_iterators): Likewise.
9484 (initialize_iterators): Guard usage of apply_subst_iterator with
9485 #ifdef GENERATOR_FILE.
9486 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9487 (md_reader::read_mapping): Likewise.
9488 (add_define_attr_for_define_subst): Likewise.
9489 (add_define_subst_attr): Likewise.
9490 (read_subst_mapping): Likewise.
9491 (check_code_iterator): Likewise.
9492 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9494 (one_time_initialization): New function.
9495 (rtx_reader::read_until): New method.
9496 (read_flags): New function.
9497 (parse_reg_note_name): New function.
9498 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9499 Handle reuse_rtx ids.
9500 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9501 Add parsing support for RTL dumps, mirroring the special-cases in
9502 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9503 values, and calling handle_any_trailing_information.
9504 (rtx_reader::read_rtx_operand): Convert return type from void
9505 to rtx, returning return_rtx. Handle case 'e'. Call
9506 finalize_string on XSTR and XTMPL fields.
9507 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9508 "(nil)" values were omitted. Call the postprocess vfunc on the
9510 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9511 class ctor. Initialize m_in_call_function_usage. Call
9512 one_time_initialization.
9513 * rtl-tests.c (selftest::test_uncond_jump): Call
9514 set_new_first_and_last_insn.
9515 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9516 * selftest-rtl.c: New file.
9517 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9518 (selftest::get_insn_by_uid): New decl.
9519 * selftest-run-tests.c (selftest::run_tests): Call
9520 read_rtl_function_c_tests.
9521 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9522 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9525 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9527 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9528 operands in a special way. Assert that pos+len <= mode precision.
9530 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9532 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9533 3 argument Alias with unlimited for the negative form.
9534 (fno-vect-cost-model): Removed.
9536 2017-01-05 Martin Liska <mliska@suse.cz>
9538 * hsa-gen.c (gen_hsa_divmod): New function.
9539 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9541 2017-01-05 Martin Liska <mliska@suse.cz>
9544 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9547 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9549 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9550 small constant length operands.
9552 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9554 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9555 between loop iterations.
9557 2017-01-05 Martin Liska <mliska@suse.cz>
9560 * gimplify.c (gimplify_decl_expr): Compare to
9561 asan_poisoned_variables instread of checking flags.
9562 (gimplify_target_expr): Likewise.
9563 (gimplify_expr): Likewise.
9564 (gimplify_function_tree): Conditionally initialize
9565 asan_poisoned_variables.
9567 2017-01-04 Jeff Law <law@redhat.com>
9569 PR tree-optimizatin/78812
9570 * rtl.h (contains_mem_rtx_p): Prototype.
9571 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9572 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9573 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9574 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9575 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9577 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9579 * input.c (assert_char_at_range): Default-initialize actual_range.
9581 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9583 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9584 to match the caller.
9586 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9588 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9589 insns after final jump in test to emit dummy move.
9591 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9593 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9594 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9596 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9598 * multiple_target.c (create_dispatcher_calls): Init e_next.
9599 * tree-ssa-loop-split.c (split_loop): Init border.
9600 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9603 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9608 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9609 (altivec_register_operand): Do not return true if the operand
9610 contains a SUBREG mixing SImode and SFmode.
9611 (vsx_register_operand): Likewise.
9612 (vsx_reg_sfsubreg_ok): New predicate.
9613 (vfloat_operand): Do not return true if the operand contains a
9614 SUBREG mixing SImode and SFmode.
9615 (vint_operand): Likewise.
9616 (vlogical_operand): Likewise.
9617 (gpc_reg_operand): Likewise.
9618 (int_reg_operand): Likewise.
9619 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9620 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9621 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9623 (rs6000_emit_move_si_sf_subreg): New helper function.
9624 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9625 fixup SUBREGs involving SImode and SFmode.
9626 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9627 numbers for the new peephole2 optimization.
9628 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9629 the GLIBC math library that do AND/IOR/XOR operations on single
9630 precision floating point.
9631 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9632 target macros to say whether we need to avoid SUBREGs mixing
9634 (TARGET_ALLOW_SF_SUBREG): Likewise.
9635 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9636 (UNSPEC_SI_FROM_SF): Likewise.
9637 (iorxor): Change spacing.
9638 (and_ior_xor): New iterator for AND, IOR, and XOR.
9639 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9640 (movdi_from_sf_zero_ext): Likewise.
9641 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9642 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9643 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9644 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9645 (fms<mode>4): Likewise.
9646 (fnma<mode>4): Likewise.
9647 (fnms<mode>4): Likewise.
9648 (nfma<mode>4): Likewise.
9649 (nfms<mode>4): Likewise.
9651 2017-01-04 Marek Polacek <polacek@redhat.com>
9654 * doc/invoke.texi: Document -Wpointer-compare.
9656 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9658 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9661 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9662 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9665 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9668 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9669 documentation of the powerpc_popcntb_ok attribute.
9670 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9671 code to issue warning messages if a requested CPU configuration is
9672 not supported by the binary (assembler and loader) toolchain.
9673 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9674 made to define a built-in function that has been disabled.
9675 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9676 made to define a built-in function that has been disabled.
9677 (altivec_init_builtins): Add comment explaining why definition
9678 of the DST built-in functions is not preceded by an assertion
9679 check. Add assertions to prevent ICE if attempts are made to
9680 define an altivec predicate or an abs* built-in function that has
9682 (htm_init_builtins): Add comment explaining why definition of the
9683 htm built-in functions is not preceded by an assertion check.
9685 2017-01-04 Jeff Law <law@redhat.com>
9687 PR tree-optimizatin/67955
9688 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9689 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9690 the points-to solution does not include pt_null. Use DECL_PT_UID
9693 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9695 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9696 Use gen_int_mode instead of gen_lopwart for const_int operands.
9698 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9700 PR tree-optimization/71563
9701 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9702 out of range value - has low bits known to be zero.
9704 2017-01-04 Alan Modra <amodra@gmail.com>
9706 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9707 * configure: Regenerate.
9708 * config.in: Regenerate.
9710 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9713 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9714 a substring of the message, but strcmp with the whole message. Ifdef
9715 ENABLE_NLS, translate the message first using dgettext.
9717 2017-01-03 Jeff Law <law@redhat.com>
9719 PR tree-optimizatin/78856
9720 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9721 (mark_threaded_blocks): Remove code to truncate thread paths that
9722 cross multiple loop headers. Instead invalidate the cached loop
9723 iteration information and handle case of a thread path walking
9724 into an irreducible region.
9726 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9729 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9730 assertions. Add support for doing the signbit if the IEEE 128-bit
9731 floating point value is in a GPR.
9732 * config/rs6000/rs6000.md (Fsignbit): Delete.
9733 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9734 Update the length attribute if the value is in a GPR.
9735 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9736 the sign or zero extension instruction, since the value is always 0/1.
9737 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9740 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9741 extracting SImode to a GPR register so that we can generate a
9742 store, limit the vector to be in a traditional Altivec register
9743 for the vextuwrx instruction.
9745 2017-01-03 Ian Lance Taylor <iant@google.com>
9747 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9749 2017-01-03 Martin Sebor <msebor@redhat.com>
9751 PR tree-optimization/78696
9752 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9753 precision. Use MPFR for %f for greater fidelity. Correct handling
9755 (pass_sprintf_length::compute_format_length): Set width and precision
9756 specified by asrerisk to void_node for vararg functions.
9757 (try_substitute_return_value): Adjust dump output.
9759 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9761 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9763 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9765 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9766 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9767 -mlra/-mno-lra was passed to the compiler.
9769 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9771 PR rtl-optimization/65618
9772 * emit-rtl.c (try_split): Move initialization of "before" and
9773 "after" to just before the call to emit_insn_after_setloc.
9775 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9777 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9779 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9781 * dwarf2out.c (gen_enumeration_type_die): When
9782 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9784 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9786 PR tree-optimization/78965
9787 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9788 Change first argument from const call_info & to call_info &. For %n
9789 set info.nowrite to false.
9792 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9793 possibly throwing calls.
9795 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9796 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9797 and fns handling, rather than in a separate case SSA_NAME.
9799 2017-01-02 Jeff Law <law@redhat.com>
9801 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9802 fixes for first_period and second_period variables.
9804 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9807 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9808 (*insvqi_1): New insn pattern.
9809 (*insvqi_1_mem_rex64): Ditto.
9811 (*insvqi_3): Rename from *insvqi.
9813 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9815 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9817 * doc/cfg.texi (Edges): Remove reference to Java.
9818 (Maintaining the CFG): Ditto.
9820 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9823 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9824 transparent aliases.
9826 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9829 * predict.def (PRED_CALL): Update hitrate.
9830 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9831 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9832 into direct/indirect/polymorphic variants.
9834 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9836 Update copyright years.
9838 * gcc.c (process_command): Update copyright notice dates.
9839 * gcov-dump.c (print_version): Ditto.
9840 * gcov.c (print_version): Ditto.
9841 * gcov-tool.c (print_version): Ditto.
9842 * gengtype.c (create_file): Ditto.
9843 * doc/cpp.texi: Bump @copying's copyright year.
9844 * doc/cppinternals.texi: Ditto.
9845 * doc/gcc.texi: Ditto.
9846 * doc/gccint.texi: Ditto.
9847 * doc/gcov.texi: Ditto.
9848 * doc/install.texi: Ditto.
9849 * doc/invoke.texi: Ditto.
9851 Copyright (C) 2017 Free Software Foundation, Inc.
9853 Copying and distribution of this file, with or without modification,
9854 are permitted in any medium without royalty provided the copyright
9855 notice and this notice are preserved.