1 2016-12-21 Release Manager
5 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CLZS
10 (bdesc_args): Add __builtin_clzs and __builtin_ctzs.
11 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
13 2016-12-14 Wilco Dijkstra <wdijkstr@arm.com>
14 Jakub Jelinek <jakub@redhat.com>
17 * config/aarch64/aarch64.c (aarch64_classify_symbol): Merge large
18 model checks into switch.
20 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
22 Backport from mainline
23 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
25 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
27 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
29 Backport from mainline
30 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
32 PR tree-optimization/77673
33 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
34 (init_symbolic_number): Initialize src field from src parameter.
35 (perform_symbolic_merge): Select most dominated statement as the
36 source statement. Set src field of resulting n structure from the
37 input src with the lowest address.
38 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
39 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
40 of load from src field rather than insertion statement. Cancel
41 optimization if statement analyzed is not dominated by the insertion
43 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
44 dominance information.
46 2016-12-13 Michael Meissner <meissner@linux.vnet.ibm.com>
48 Backport from mainline
49 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
52 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
53 V2DImode elements are SUBREG's convert the result into DImode
54 rather than failing in emit_move_insn.
56 2016-12-13 Iain Sandoe <iain@codesourcery.com>
58 Backport from mainline
59 2016-12-11 Iain Sandoe <iain@codesourcery.com>
61 PR rtl-optimization/71496
62 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
63 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
64 reload_macho_picbase_di): Likewise.
66 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
68 Backport from mainline
69 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
71 PR rtl-optimization/77309
72 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
73 don't assume an equality comparison for plain COMPARE.
74 (simplify_comparison): Pass a more accurate code to
75 make_compound_operation.
77 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
79 Backport from mainline
80 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
83 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
84 in save register mask if it is needed.
86 2016-12-11 Iain Sandoe <iain@codesourcery.com>
88 Backport from mainline
89 2016-11-27 Iain Sandoe <iain@codesourcery.com>
90 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
93 * config.in: Regenerate
94 * config/darwin-driver.c (darwin_driver_init): Emit a version string
96 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
97 * config/darwin.opt(asm_macosx_version_min): New.
98 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
99 * configure: Regenerate
100 * configure.ac: Check for mmacosx-version-min handling.
102 2016-12-11 Iain Sandoe <iain@codesourcery.com>
104 Backport from mainline
105 2016-11-27 Iain Sandoe <iain@codesourcery.com>
108 * config/i386/i386.c (ix86_code_end): Note that we emitted code
109 where the function might otherwise appear empty for picbase thunks.
110 (ix86_output_function_epilogue): If we find a zero-sized function
111 assume that reaching it is UB and trap. If we find a trailing label
113 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
114 find a zero-sized function assume that reaching it is UB and trap.
115 If we find a trailing label, append a nop.
117 2016-12-11 Iain Sandoe <iain@codesourcery.com>
119 Backport from mainline
120 2016-11-27 Iain Sandoe <iain@codesourcery.com>
123 * config/darwin-sections.def (picbase_thunk_section): New.
124 * config/darwin.c (darwin_init_sections): Set up picbase thunk
125 section. (darwin_rodata_section, darwin_objc2_section,
126 machopic_select_section, darwin_asm_declare_constant_name,
127 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
128 coalesced with newer linkers.
129 (darwin_override_options): Decide on usage of coalesed sections
130 on the basis of the target linker version.
131 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
132 * config/darwin.opt (mtarget-linker): New.
133 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
134 a coalesced section, instead use a thunks section.
136 Backport from mainline
137 2016-11-28 Iain Sandoe <iain@codesourcery.com>
140 * configure.ac (with_ld64): Use portable method to extract the
141 major part of the version number.
142 * configure: Regenerated.
144 Backport from mainline
145 2016-11-27 Iain Sandoe <iain@codesourcery.com>
148 * configure.ac (with-ld64): New var, set for Darwin, set on
149 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
150 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New,
152 * config/darwin10.h(DEF_LD64): Update for this target version.
153 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic
154 test. (DEF_LD64): Update for this target version.
155 * configure: Regenerated.
156 * config.in: Regenerated.
158 Backport from mainline
159 2016-11-27 Iain Sandoe <iain@codesourcery.com>
162 * config/darwin.c (imachopic_indirection_name): Make data
163 section indirections linker-visible.
164 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
165 constant labels linker-visible.
167 2016-12-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
169 Backport from mainline
170 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
173 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
174 being live in the function and lr needing to be saved. Distinguish
175 between already saved pushable registers and registers to push.
176 Check for LR being an available pushable register.
178 2016-12-09 Nathan Sidwell <nathan@acm.org>
181 * convert.c (convert_to_integer_1): Maybe fold conversions to
182 integral types with fewer bits than its mode.
184 2016-12-09 Richard Biener <rguenther@suse.de>
186 Backport from mainline
187 2016-11-09 Richard Biener <rguenther@suse.de>
189 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
190 Look at the DR_BASE_ADDRESS object for forcing alignment.
192 2016-11-07 Richard Biener <rguenther@suse.de>
194 PR tree-optimization/78189
195 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
196 alignment computation.
198 2016-12-09 Richard Biener <rguenther@suse.de>
200 Backport from mainline
201 2016-11-28 Richard Biener <rguenther@suse.de>
203 PR tree-optimization/78542
204 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
207 2016-11-23 Richard Biener <rguenther@suse.de>
209 PR tree-optimization/78482
210 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
211 (remove_forwarder_block_with_phi): When merging with a loop
212 header creates a new latch reset number of iteration information
215 2016-11-23 Richard Biener <rguenther@suse.de>
218 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
219 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
221 2016-11-11 Richard Biener <rguenther@suse.de>
223 PR tree-optimization/71575
224 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
227 2016-11-07 Richard Biener <rguenther@suse.de>
229 PR tree-optimization/78224
230 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
231 Split the fallthru edge in case its successor may have PHIs.
233 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
234 Richard Biener <rguenther@suse.de>
238 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
240 2016-09-20 Richard Biener <rguenther@suse.de>
242 PR tree-optimization/77646
243 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
246 2016-12-07 Segher Boessenkool <segher@kernel.crashing.org>
248 Backport from mainline
249 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
252 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
253 return early if !optional_tbtab.
255 2016-12-07 Jakub Jelinek <jakub@redhat.com>
257 Backported from mainline
258 2016-11-28 Jakub Jelinek <jakub@redhat.com>
261 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
262 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
263 note has been removed.
264 * postreload.c (reload_combine_recognize_pattern): If
265 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
267 PR rtl-optimization/78546
268 * simplify-rtx.c (neg_const_int): When negating most negative
269 number in mode wider than HOST_BITS_PER_WIDE_INT, use
270 simplify_const_unary_operation to produce CONST_DOUBLE or
272 (simplify_plus_minus): Hanlde the case where neg_const_int
273 doesn't return a CONST_INT.
276 * tree-nested.c (convert_local_reference_stmt): After adding
277 shared (FRAME.NN) clause to omp parallel, task or target,
278 add it also to all outer omp parallel, task or target constructs.
280 2016-11-23 Jakub Jelinek <jakub@redhat.com>
283 * omp-low.c (build_outer_var_ref): Change lastprivate argument
284 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
285 on worksharing constructs, treat it like clauses on simd construct.
287 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
288 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
289 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
290 of true as last argument to build_outer_var_ref.
292 2016-11-22 Jakub Jelinek <jakub@redhat.com>
295 * expmed.c (expand_divmod): Use wide_int for computation of
296 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
297 Use size <= HOST_BITS_PER_WIDE_INT instead of
298 HOST_BITS_PER_WIDE_INT >= size.
300 2016-11-21 Jakub Jelinek <jakub@redhat.com>
303 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
304 for tmp simd array if DECL_NAME (parm) is NULL.
306 2016-11-18 Jakub Jelinek <jakub@redhat.com>
309 * multiple_target.c (get_attr_len): Start with argnum and increment
310 argnum on every arg. Use strchr in a loop instead of counting commas
312 (get_attr_str): Increment argnum for every comma in the string.
313 (separate_attrs): Use for instead of while loop, simplify.
314 (expand_target_clones): Rename defenition argument to definition.
315 Free attrs and attr_str even when diagnosing errors. Temporarily
316 change input_location around targetm.target_option.valid_attribute_p
317 calls. Don't emit warning or errors if that function fails.
319 2016-11-16 Jakub Jelinek <jakub@redhat.com>
321 PR rtl-optimization/78378
322 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
323 inner only if pos is 0. Fix up formatting.
326 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
327 that loop->header == body_bb if broken_loop.
329 2016-11-07 Jakub Jelinek <jakub@redhat.com>
332 * dse.c (dse_step5): Call scan_reads even if just
333 insn_info->frame_read. Improve and fix dump file messages.
336 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
337 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
339 2016-11-04 Jakub Jelinek <jakub@redhat.com>
342 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
343 doesn't have rtl set.
345 2016-10-29 Jakub Jelinek <jakub@redhat.com>
347 PR rtl-optimization/77919
348 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
349 into memory if both modes are complex and their inner modes have the
350 same precision. If the two modes are different complex modes, convert
351 each part separately and generate a new CONCAT.
353 2016-10-28 Jakub Jelinek <jakub@redhat.com>
355 PR rtl-optimization/77919
356 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
357 MEM if mode1 is not a complex mode.
359 2016-10-27 Jakub Jelinek <jakub@redhat.com>
362 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
365 2016-10-26 Jakub Jelinek <jakub@redhat.com>
366 Martin Liska <mliska@suse.cz>
369 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
370 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
371 on outer context if any.
373 2016-10-05 Jakub Jelinek <jakub@redhat.com>
376 * ubsan.c (ubsan_ids): New GTY(()) array.
377 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
378 instead of static local counters.
380 2016-09-22 Jakub Jelinek <jakub@redhat.com>
383 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
384 for all IFN_GOMP_SIMD_* internal fns, not just for
385 IFN_GOMP_SIMD_ORDERED_*.
387 2016-09-20 Jakub Jelinek <jakub@redhat.com>
390 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
391 cast to void * if the cast is from some other pointer type.
393 2016-09-19 Jakub Jelinek <jakub@redhat.com>
394 Jan Hubicka <jh@suse.cz>
397 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
398 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
399 Call ultimate_alias_target just once, not up to 4 times.
401 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
403 Backport from mainline
404 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
406 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
407 general register with general register or ARM constant into SP
410 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
412 Backport from mainline
413 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
414 Stefan Freudenberger <stefan@reservoir.com>
416 PR tree-optimization/78646
417 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
418 addition used for the memory base expression should have the type
421 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
423 Backport from mainline
424 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
425 Michael Meissner <meissner@linux.vnet.ibm.com>
428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
429 reg+reg addressing for TImode.
430 (rs6000_legitimate_address_p): Only allow register indirect
431 addressing for TImode, even without TARGET_QUAD_MEMORY.
433 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
435 Backport from mainline
436 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
438 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
439 (CCVHUANY): Remove modes.
440 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
442 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
443 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
445 (s390_branch_condition_mask): Adjust to use the new cc consumer
446 modes. The new modes allow for proper reversal in the middle-end.
447 (s390_expand_vec_compare_cc): Determine the proper cc producer and
448 consumer modes for a comparison.
449 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
451 * config/s390/vx-builtins.md: Likewise.
453 2016-12-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
455 Backport from mainline
456 2016-12-01 Alan Modra <amodra@gmail.com>
458 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
459 look inside UNSPEC_VSX_XXSPLTW vec.
461 2016-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
464 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
467 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
468 the appropriate checks for SFmode/DFmode load/stores in GPR
470 (fusion_addis_mem_combo_store): Likewise.
471 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
472 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
473 d-form instructions for traditional Altivec registers.
474 (emit_fusion_p9_load): Likewise.
475 (emit_fusion_p9_store): Likewise.
476 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
477 early clobber from scratch register. Do not match if the register
478 being stored is the scratch register.
479 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
480 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
481 instructions for traditional Altivec registers.
482 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
483 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
484 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
486 2016-12-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
488 Backport from mainline
489 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
493 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
494 (new_temp_expr_table): Initialise reg_vars_cnt.
495 (free_temp_expr_table): Release reg_vars_cnt.
496 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
498 (find_replaceable_in_bb): Use the above to record register variable
499 write occurrences and cancel replacement across them.
501 2016-11-29 Kaz Kojima <kkojima@gcc.gnu.org>
503 Backported from mainline
504 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
507 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
508 instead of force_reg.
509 (sh_expand_setmem): Likewise.
511 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
514 * tree.h (wi::fits_to_boolean_p): New predicate.
515 (wi::fits_to_tree_p): Use it for boolean types.
516 * tree.c (int_fits_type_p): Likewise.
518 2016-11-24 Martin Liska <mliska@suse.cz>
520 Backported from mainline
521 2016-11-22 Martin Liska <mliska@suse.cz>
524 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
525 (sem_function::get_hash): Use the new field.
526 (sem_function::parse): Remove an argument from ctor.
527 (sem_variable::parse): Likewise.
528 (sem_variable::get_hash): Use the new field.
529 (sem_item_optimizer::read_section): Use new ctor and set hash.
530 * ipa-icf.h: _hash is removed from sem_item::sem_item,
531 sem_variable::sem_variable, sem_function::sem_function.
533 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
536 (kxnor<mode>): Return "#" for alternative 0.
538 2016-11-23 Richard Biener <rguenther@suse.de>
540 Backport from mainline
541 2016-11-23 Richard Biener <rguenther@suse.de>
544 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
547 2016-11-17 Richard Biener <rguenther@suse.de>
550 * fold-const.c (negate_expr_p): Fix multiplication case.
552 2016-11-16 Richard Biener <rguenther@suse.de>
555 * gimplify.c (gimplify_function_tree): Do not instrument
556 GNU extern inline functions.
558 2016-11-07 Richard Biener <rguenther@suse.de>
560 PR tree-optimization/78228
561 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
564 2016-11-04 Richard Biener <rguenther@suse.de>
567 * loop-invariant.c (find_exits): Record entering inner
568 loops as possibly exiting to handle infinite sub-loops.
569 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
570 (fill_always_executed_in_1): Honor infinite child loops.
572 2016-10-06 Richard Biener <rguenther@suse.de>
574 PR tree-optimization/77855
575 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
576 instead of removing the current item while iterating over the set
579 2016-11-22 Walter Lee <walt@tilera.com>
581 Backport from mainline
582 2016-11-22 Walter Lee <walt@tilera.com>
584 * config/tilegx/tilegx.md (trap): New pattern.
585 * config/tilepro/tilepro.md (trap): Likewise.
587 2016-11-22 Walter Lee <walt@tilera.com>
589 Backport from mainline
590 2016-11-22 Walter Lee <walt@tilera.com>
592 * config/tilegx/tilegx.md (*zero_extract): Use
593 define_insn_and_split instead of define_insn; Handle pos + size >
595 (*sign_extract): Likewise.
597 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
599 * Makefile.in ($(lang_checks_parallelized)): Fix detection
602 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
604 Backport from mainline
605 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
608 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
609 aarch64_simd_shift_imm_<mode> predicate for operand 1.
610 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
611 to restrict them to an appropriate range and add FAIL check if the
612 region they specify is out of range. Delete useless constraint
614 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
615 2 and 3 to restrict their range and add pattern predicate.
617 2016-11-18 Walter Lee <walt@tilera.com>
619 Backport from mainline
620 2016-11-18 Walter Lee <walt@tilera.com>
622 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
623 end-of-bundle marker for consecutive barriers.
625 2016-11-18 Walter Lee <walt@tilera.com>
627 Backport from mainline
628 2016-11-18 Walter Lee <walt@tilera.com>
630 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
632 2016-11-15 Matthias Klose <doko@ubuntu.com>
634 * doc/install.texi: Move the 'Overriding configure test results'
635 subsub section to the 'Cross-Compiler-Specific Options' sub section.
637 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
639 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
640 original function needs a static chain.
642 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
646 when calculating operand 2.
647 (rotate to rotatex zext splitter): Ditto.
649 2016-11-11 Dominik Vogt <vogt@linux.vnet.ibm.com>
652 * config/s390/s390.md ("extzv", "*extzv<mode>_zEC12")
653 ("*extzv<mode>_z10"): Check validity of zero_extend arguments.
655 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
659 operand 0 as earlyclobber.
660 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
662 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
665 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
667 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
668 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
670 2016-11-06 Jack Howarth <howarth.at.gcc@gmail.com>
673 * incpath.c: (remove_dup(): Also silently ignore EPERM.
675 2016-11-07 Richard Biener <rguenther@suse.de>
678 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
681 2016-11-03 Martin Liska <mliska@suse.cz>
683 Backport from mainline
684 2016-08-12 Martin Liska <mliska@suse.cz>
685 Adam Fineman <afineman@afineman.com>
687 * gcov.c (process_file): Create .gcov file when .gcda
690 2016-11-03 Richard Biener <rguenther@suse.de>
692 Backport from mainline
693 2016-09-29 Richard Biener <rguenther@suse.de>
695 PR tree-optimization/77768
696 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
697 with stores to a place we know has a constant value.
698 * tree-vrp.c (set_defs_to_varying): New helper avoiding
699 writing to vr_const_varying.
700 (vrp_initialize): Call it.
701 (vrp_visit_stmt): Likewise.
702 (evrp_dom_walker::before_dom_children): Likewise.
703 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
704 Handle stores to readonly memory when removing redundant stores.
706 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
708 Backport from mainline
709 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
711 * explow.c (validize_mem): Do not modify the argument in-place.
713 2016-11-02 Will Schmidt <will_schmidt@vnet.ibm.com>
716 2016-10-26 Will Schmidt <will_schmidt@vnet.ibm.com>
719 * gimplify.c (gimplify_init_constructor): Move emit of constructor
720 assignment to earlier in the if/else logic.
722 2016-11-02 Richard Biener <rguenther@suse.de>
724 Backport from mainline
725 2016-11-02 Richard Biener <rguenther@suse.de>
727 PR tree-optimization/78047
728 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
729 fake field at offset zero conservatively regarding to may_have_pointers.
731 2016-10-07 Richard Biener <rguenther@suse.de>
733 PR tree-optimization/77879
734 * tree-ssa-structalias.c (handle_const_call): Properly handle
736 (handle_pure_call): Likewise.
738 2016-10-06 Richard Biener <rguenther@suse.de>
740 PR tree-optimization/77839
741 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
744 2016-09-27 Richard Biener <rguenther@suse.de>
746 PR tree-optimization/77745
747 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
748 When removing redundant stores make sure to check compatibility
749 of the TBAA state for downstream accesses.
750 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
751 value-numbering virtual operands for store matches.
753 2016-09-21 Richard Biener <rguenther@suse.de>
755 PR tree-optimization/77648
756 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
758 (make_transitive_closure_constraints): Adjust comment.
759 (make_any_offset_constraints): New function.
760 (handle_rhs_call): Make sure to first expand a pointer to all
761 subfields before transitively closing it.
762 (handle_const_call): Likewise. Properly expand returned
764 (handle_pure_call): Likewise.
766 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
769 * config/pa/pa.md: Add new shift/add patterns to handle
770 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
772 2016-11-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
774 Backport from mainline
775 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
777 PR rtl-optimization/78038
778 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
779 be deduced to set REG through the RTL structure.
780 (make_defs_and_copies_lists): Return false on a failing get_defs call.
782 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
784 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
785 (MALLOC_ABI_ALIGNMENT): Define.
787 2016-10-28 Richard Biener <rguenther@suse.de>
791 * fold-const.c (make_bit_field_ref): Only adjust alias set
792 when the original alias set was zero.
794 2016-10-26 Uros Bizjak <ubizjak@gmail.com>
796 Backport from mainline
797 2016-10-21 Jakub Jelinek <jakub@redhat.com>
800 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
802 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
803 with INTEGER_CST argument.
804 (ix86_gimple_fold_builtin): New function.
805 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
807 Backport from mainline
808 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
812 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
813 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
814 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
815 __builtin_ia32_lzcnt_u16.
816 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
817 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
818 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
819 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
820 (bmi_tzcnt_<mode>): New expander.
821 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
822 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
823 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
824 (lzcnt_<mode>): New expander.
825 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
826 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
827 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
828 (UINT64_FTYPE_UINT64): New.
829 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
830 (__builtin_ia32_lzcnt_u16): New description.
831 (__builtin_ia32_lzcnt_u32): Ditto.
832 (__builtin_ia32_lzcnt_u64): Ditto.
833 (__builtin_ctzs): Remove description.
834 (__builtin_ia32_tzcnt_u16): New description.
835 (__builtin_ia32_tzcnt_u32): Ditto.
836 (__builtin_ia32_tzcnt_u64): Ditto.
837 * config/i386/i386.c (ix86_expand_args_builtin): Handle
838 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
840 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
842 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
843 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
845 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
847 Backport from mainline
848 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
850 PR tree-optimization/77550
851 * tree-vect-stmts.c (create_array_ref): Change parameters.
852 (get_group_alias_ptr_type): New function.
853 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
855 2016-10-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
857 Backport from mainline
858 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
860 PR tree-optimization/77916
861 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
862 Don't allow a MINUS_EXPR for pointer arithmetic for either known
864 (record_increment): Increments of -1 for unknown strides just use
865 a multiply initializer like other negative values.
866 (analyze_increments): Remove stopgap solution for -1 increment
867 applied to pointer arithmetic.
868 (insert_initializers): Requirement of initializer for -1 should be
869 based on pointer-typedness of the candidate basis.
871 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
873 * config/sparc/sparc.md (cpu_feature): Minor tweak.
875 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
876 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
877 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
878 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
879 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
880 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
882 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
884 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
885 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
887 2016-10-19 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.c (legitimize_tls_address)
891 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
892 convert dest to Pmode if different than Pmode.
894 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
896 Backport from mainline
897 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
899 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
902 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
904 Backport from mainline
905 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
907 PR tree-optimization/77937
908 * gimple-ssa-strength-reduction.c (analyze_increments): Use
909 POINTER_TYPE_P on the candidate type to determine whether
910 candidates in this chain require pointer arithmetic.
912 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
914 PR tree-optimization/77937
915 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
916 to infinite when we have a pointer with an increment of -1.
918 2016-10-17 Martin Liska <mliska@suse.cz>
920 Backported from mainline
921 2016-10-13 Martin Liska <mliska@suse.cz>
923 PR tree-optimization/77943
924 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
925 a different EH landing pads.
927 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
930 Backport from mainline
931 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
933 * tree.h (build_complex_type): Add second parameter with default.
934 * tree.c (build_complex_type): Add NAMED second parameter and adjust
935 recursive call. Create a TYPE_DECL only if NAMED is true.
936 (build_common_tree_nodes): Pass true in calls to build_complex_type.
938 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
940 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
941 constants in CONST_VECTORs.
943 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
945 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
946 register as destination of bmask.
947 (vector_init_bshuffle): Likewise.
948 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
949 (bmaskdi_vis): Enable only in 64-bit mode.
951 2016-10-13 Andrew Senkevich <andrew.senkevich@intel.com>
954 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
955 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
956 (ix86_handle_option): Deleted handle of OPT_mpcommit.
957 * config.gcc: Deleted pcommitintrin.h
958 * config/i386/pcommitintrin.h: Deleted file.
959 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
960 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
962 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
964 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
965 (PTA_PCOMMIT, IX86_BUILTIN_PCOMMIT, __builtin_ia32_pcommit): Deleted.
966 (ix86_option_override_internal): Deleted handle of option.
967 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
968 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
969 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
970 (pcommit): Deleted instruction.
971 * config/i386/i386.opt: Mention -mpcommit deprecation.
972 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
974 2016-10-13 Tom de Vries <tom@codesourcery.com>
977 2016-10-11 Tom de Vries <tom@codesourcery.com>
980 2016-10-11 Tom de Vries <tom@codesourcery.com>
983 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
986 2016-10-11 Tom de Vries <tom@codesourcery.com>
989 2016-10-11 Tom de Vries <tom@codesourcery.com>
992 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
995 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
997 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
999 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1003 Remove wrong assert.
1004 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1005 Use <round_constraint> as operand 1 constraint.
1007 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1008 Eric Botcazou <ebotcazou@adacore.com>
1011 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1012 (classify_registers): Don't set it
1013 (function_arg_slotno): Don't initialize and test it. Tidy up.
1015 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1017 Backport from mainline
1018 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1021 ext_level before calling CPUID with 0x80000008.
1023 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/cpuid.h (__get_cpuid_count): New.
1027 (__get_cpuid): Rename __level to __leaf.
1029 2016-09-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1031 Back port from trunk
1033 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1036 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1037 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1038 instructions when you want to invert the test.
1039 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1040 correct order for XXSEL.
1041 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1042 for using XSCMP{EQ,GT,GE}DP.
1044 2016-09-28 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1045 Alan Modra <amodra@gmail.com>
1047 Backport from mainline
1048 2016-07-01 Alan Modra <amodra@gmail.com>
1050 PR rtl-optimization/71709
1051 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1052 being set, not referenced.
1054 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1056 Backport from mainline
1057 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1059 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1062 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1064 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1065 * configure: Regenerate.
1067 2016-09-27 Richard Biener <rguenther@suse.de>
1069 Backport from mainline
1070 2016-09-01 Richard Biener <rguenther@suse.de>
1073 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1074 check whether the result fits the desired result type.
1076 2016-09-19 Richard Biener <rguenther@suse.de>
1078 PR tree-optimization/77514
1079 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1080 search for folded stmt.
1082 2016-09-15 Richard Biener <rguenther@suse.de>
1084 PR tree-optimization/77514
1085 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
1086 only forced_stmts sequence.
1088 2016-09-15 Richard Biener <rguenther@suse.de>
1091 * fold-const.c (split_tree): Do not split constant ~X.
1093 2016-09-19 Richard Biener <rguenther@suse.de>
1096 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1097 proper niter to bound the loops.
1099 2016-09-22 Richard Biener <rguenther@suse.de>
1102 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1105 2016-09-25 Uros Bizjak <ubizjak@gmail.com>
1107 Backport from mainline
1108 2016-09-21 Richard Biener <rguenther@suse.de>
1109 Jakub Jelinek <jakub@redhat.com>
1111 PR tree-optimization/77621
1112 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1113 group at non-vectorizable stmts.
1115 Backport from mainline
1116 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1120 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1121 (ix86_add_stmt_cost): Penalize DFmode vector operations
1122 for !TARGET_VECTORIZE_DOUBLE.
1124 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1126 Backport from 2016-09-22 trunk r240388.
1128 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1129 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1131 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1133 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1135 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1137 Backport from 2016-09-21 trunk r240306.
1140 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1141 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1143 2016-09-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1145 Backport from mainline
1146 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1148 * lra-constraints.c (match_reload): Pass information about other
1149 output operands. Create new unique register value if matching input
1150 operand shares same register value as output operand being considered.
1151 (curr_insn_transform): Record output operands already processed.
1153 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1155 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1156 parameters for functions taking long long arguments.
1158 2016-09-16 David Edelsohn <dje.gcc@gmail.com>
1160 Backported from mainline
1161 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
1164 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
1166 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1167 Eric Botcazou <ebotcazou@adacore.com>
1170 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1171 through into expand_addsub_overflow after expand_neg_overflow.
1173 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1175 Backported from mainline
1176 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1179 * tsan.c: Include target.h.
1180 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
1181 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
1182 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
1183 BUILT_IN_ATOMIC_TEST_AND_SET entries.
1184 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
1186 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1189 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1190 OMP_CLAUSE_SAFELEN_EXPR.
1192 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1195 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1196 unsupported or unknown ISA, use expand_call.
1198 2016-09-06 Uros Bizjak <ubizjak@gmail.com>
1200 Backport from mainline
1201 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1203 PR rtl-optimization/77452
1204 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1205 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1207 2016-09-01 Jakub Jelinek <jakub@redhat.com>
1209 Backported from mainline
1210 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1212 PR tree-optimization/72866
1213 * tree-vect-patterns.c (search_type_for_mask): Turn into
1214 a small wrapper, move all code to ...
1215 (search_type_for_mask_1): ... this new function. Add caching
1216 and adjust recursive calls.
1219 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1220 instead of lookup_type_die (type_main_variant (type)) even for array
1224 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1225 constant pool reference return x instead of c.
1227 2016-08-19 Jakub Jelinek <jakub@redhat.com>
1229 * config/i386/t-i386 (i386-c.o): Don't depend on
1230 i386-builtin-types.inc.
1231 (i386.o): Depend on i386-builtin-types.inc.
1233 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1236 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1237 turning a call into __builtin_unreachable-like noreturn call, adjust
1238 gimple_call_set_fntype.
1239 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1240 gimple_call_fntype has void return type.
1242 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1245 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before inlining,
1246 add cgraph edge for the added __builtin_unreachable call.
1248 2016-09-01 Gerald Pfeifer <gerald@pfeifer.com>
1250 * doc/extend.texi (SPU Built-in Functions): Remove stale
1251 references to material formerly at IBM and Sony.
1253 2016-09-01 Matthew Wahab <matthew.wahab@arm.com>
1256 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
1257 Use const_vec_duplicate to check for duplicated elements.
1259 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1261 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1262 STV pass if -mstackrealign is enabled.
1264 2016-08-31 Patrick Palka <ppalka@gcc.gnu.org>
1266 Backport from mainline
1267 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
1269 PR tree-optimization/71077
1270 PR tree-optimization/68542
1271 * fold-const.c (fold_relational_const): Fix folding of
1272 VECTOR_CST comparisons that have a scalar boolean result type.
1274 2016-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1276 * doc/install.texi (Binaries): www.opencsw.org now uses https.
1278 2016-08-31 Jakub Sejdak <jakub.sejdak@phoesys.com>
1280 * config.gcc: Add support for arm*-*-phoenix* targets.
1281 * config/arm/t-phoenix: New.
1282 * config/phoenix.h: New.
1284 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
1288 template for intel asm dialect.
1289 (vec_set_hi_<mode><mask_name>): Ditto.
1291 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
1293 * Makefile.in (gcov-iov.h): Add dummy recipe.
1295 2016-08-28 Uros Bizjak <ubizjak@gmail.com>
1297 Backport from mainline
1298 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1300 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
1301 for targets amdfam10 and barcelona.
1303 Backport from mainline
1304 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
1308 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
1309 non-SSE2 athlons only, otherwise prefer SSE prefetches.
1311 Backport from mainline
1312 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
1315 * config/i386/i386.c (ix86_option_override_internal): Remove
1316 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
1317 Enable SSE prefetch also for TARGET_PREFETCHWT1.
1318 Do not try to enable TARGET_PRFCHW ISA flag here.
1319 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
1320 Rewrite expander function body.
1321 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
1323 2016-08-28 Tom de Vries <tom@codesourcery.com>
1325 backport from trunk:
1326 2016-08-28 Tom de Vries <tom@codesourcery.com>
1329 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
1330 'sysv_abi va_list' attribute.
1331 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
1332 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
1335 2016-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1337 Backport from mainline
1338 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1341 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1342 (vsx_store_<mode>): Likewise.
1344 2016-08-24 Richard Biener <rguenther@suse.de>
1346 Backport from mainline
1347 2016-08-17 Richard Biener <rguenther@suse.de>
1349 PR tree-optimization/76490
1350 * tree-vrp.c (update_value_range): Preserve overflow infinities
1351 when intersecting with ranges from get_range_info.
1352 (operand_less_p): Handle overflow infinities correctly.
1353 (value_range_constant_singleton): Use vrp_operand_equal_p
1354 to handle overflow max/min correctly.
1355 (vrp_valueize): Likewise.
1356 (union_ranges): Likewise.
1357 (intersect_ranges): Likewise.
1359 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
1361 * config/arm/t-rtems: Add vfp multilib.
1363 2016-08-23 Richard Biener <rguenther@suse.de>
1365 Backport from mainline
1366 2016-08-16 Richard Biener <rguenther@suse.de>
1368 PR tree-optimization/76783
1369 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
1370 BB visited flags at start.
1372 2016-08-12 Richard Biener <rguenther@suse.de>
1374 PR tree-optimization/72851
1375 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1376 worklists to use bitmaps indexed in execution order.
1377 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1378 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1379 (cfg_blocks): Make a bitmap.
1380 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1382 (cfg_blocks_empty_p): Adjust.
1383 (cfg_blocks_add): Likewise.
1384 (cfg_blocks_get): Likewise.
1385 (add_ssa_edge): Likewise.
1386 (add_control_edge): Likewise.
1387 (simulate_stmt): Likewise.
1388 (process_ssa_edge_worklist): Likewise.
1389 (simulate_block): Likewise.
1390 (ssa_prop_init): Compute PRE order and stmt UIDs.
1391 (ssa_prop_fini): Adjust.
1392 (ssa_propagate): Adjust.
1394 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
1396 Backport from mainline
1397 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
1400 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
1401 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
1402 for !flag_finite_math_only or flag_signed_zeros.
1403 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
1404 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
1405 depend on flag_finite_math_only.
1406 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
1408 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
1409 (*ieee_smin<mode>3): Ditto.
1410 (*ieee_smax<mode>3): Ditto.
1411 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
1412 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
1414 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
1415 depend on flag_finite_math_only.
1416 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
1417 (*mmx_<code>v2sf3): Remove.
1418 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
1419 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
1420 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
1422 2016-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1424 Backport from mainline
1425 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1428 * expr.c (store_constructor): Mask sign-extended bits when widening
1429 sub-word constructor element at the start of a word.
1431 2016-08-22 Richard Biener <rguenther@suse.de>
1433 * BASE-VER: Set to 6.2.1.
1435 2016-08-22 Release Manager
1437 * GCC 6.2.0 released.
1439 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
1441 Backport from mainline
1442 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
1445 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
1446 enclosing parallel construct for reduction variables on OpenACC loop
1449 2016-08-18 Oleg Endo <olegendo@gcc.gnu.org>
1451 Backport from mainline
1452 2016-06-17 DJ Delorie <dj@redhat.com>
1455 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1456 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1457 (umulqihi3_virt): Likewise.
1458 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1459 (umulqihi3_real): Likewise.
1461 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
1463 * doc/install.texi (*-*-solaris2*): Adjust latest change.
1465 2016-08-15 Martin Liska <mliska@suse.cz>
1467 Backported from mainline
1468 2016-08-15 Martin Liska <mliska@suse.cz>
1471 * gcc.c (do_spec_1): Call save_string with the right size.
1473 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1476 * dwarf2out.c (string_types): New variable.
1477 (gen_array_type_die): Change early_dwarf handling of
1478 DW_AT_string_length, create DW_OP_call4 referencing the
1479 length var temporarily. Handle parameters that are pointers
1481 (adjust_string_types): New function.
1482 (gen_subprogram_die): Temporarily set string_types to local var,
1483 call adjust_string_types if needed.
1484 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1486 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1488 2016-08-15 Richard Biener <rguenther@suse.de>
1490 PR tree-optimization/73434
1491 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1492 TBAA info on the base when forwarding a non-invariant address.
1494 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1496 * doc/install.texi (*-*-solaris2*): Fix version number and document
1497 requirement on GNU make for building libjava with the Solaris linker.
1499 2016-08-15 Martin Liska <mliska@suse.cz>
1500 Jakub Jelinek <jakub@redhat.com>
1502 PR tree-optimization/72824
1503 * tree-loop-distribution.c (const_with_all_bytes_same)
1504 <case VECTOR_CST>: Fix a typo.
1506 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1508 Backport from mainline
1509 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1513 Renamed from _mm512_undefined_si512.
1514 (_mm_undefined_si512): New definition.
1516 Backport from mainline:
1517 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
1519 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
1520 unused variable __O.
1522 Backport from mainline:
1523 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
1526 * config/i386/i386.md (*movtf_internal): Use
1527 lra_in_progress || reload_completed instead of !can_create_pseudo_p
1528 in the insn constraint.
1529 (*movxf_internal): Ditto.
1530 (*movdf_internal): Ditto.
1531 (*movsf_internal): Ditto.
1533 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1536 * ubsan.c (instrument_si_overflow): Pass true instead of false
1538 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1539 of bbs. Return TODO_cleanup_cfg if any returned true.
1541 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1543 Backport from mainline
1544 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1546 PR tree-optimization/71083
1547 * tree-predcom.c (ref_at_iteration): Correctly align the
1550 2016-08-12 James Greenhalgh <james.greenhalgh@arm.com
1552 Backport from mainline
1553 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
1556 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
1557 (aarch64_fp16_ptr_type_node): Likewise.
1558 * config/aarch64/aarch64-simd-builtins.c
1559 (aarch64_fp16_ptr_type_node): Define.
1560 (aarch64_init_fp16_types): New, refactored out of...
1561 (aarch64_init_builtins): ...here, update to call
1562 aarch64_init_fp16_types.
1563 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
1565 (aapcs_vfp_sub_candidate): Likewise.
1567 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1569 Backport from mainline
1570 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1572 * config/s390/s390-builtin-types.def: Add INT128 types.
1573 * config/s390/s390-builtins.def: Add INT128 variants for the add
1574 sub low-level builtins dealing with TImode.
1575 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1576 via subreg when expanding a builtin.
1577 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1578 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1580 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1581 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1582 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1583 "vacc<bhfgq>_<mode>".
1584 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1585 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1586 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1587 "vscbi<bhfgq>_<mode>".
1588 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1589 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1591 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1593 Backport from mainline
1594 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1596 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1597 and s390_vlgv* builtins as element selector.
1599 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1601 Backport from mainline
1602 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1604 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1605 element to register if it doesn't match general_operand.
1607 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1609 Backport from mainline
1610 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1612 * config/s390/vecintrin.h: Fix file description in comment.
1614 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1616 Backport from mainline
1617 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1619 * config/s390/s390-builtin-types.def: Change builtin type naming
1620 scheme to match builtin-types.def.
1622 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1624 Backport from mainline
1625 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1628 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
1629 being an offsettable address.
1631 2016-08-10 Jakub Jelinek <jakub@redhat.com>
1633 Backported from mainline
1634 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1636 PR tree-optimization/72824
1637 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
1638 real_zerop is not negative.
1640 2016-08-09 Martin Jambor <mjambor@suse.cz>
1643 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
1644 if instance is a MEM_REF.
1646 2016-08-09 Richard Biener <rguenther@suse.de>
1648 Backport from mainline
1649 2016-08-09 Richard Biener <rguenther@suse.de>
1652 * ipa-prop.c (ipa_modify_formal_parameters): Build
1653 parameter types with natural alignment also for the
1656 2016-07-15 Richard Biener <rguenther@suse.de>
1658 PR tree-optimization/71881
1659 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1660 reverse DOM order to make debug temp generation happy.
1662 2016-08-09 Alan Modra <amodra@gmail.com>
1665 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
1666 alternatives. Put loads first, then stores, and reg/reg moves
1667 within same class later. Delete attr length.
1669 2016-08-09 Alan Modra <amodra@gmail.com>
1672 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
1673 (mem_operand_ds_form): New predicate.
1674 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
1675 * config/rs6000/constraints.md (wY): New constraint.
1676 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
1677 (extendsfdf2_fpr): Replace o constraint with wY.
1679 2016-08-08 Georg-Johann Lay <avr@gjlay.de>
1681 Backport from 2016-07-29 trunk r238863.
1683 PR rtl-optimization/71976
1684 * combine.c (get_last_value): Return 0 if the argument for which
1685 the function is called has a wider mode than the recorded value.
1687 2016-08-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1690 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1693 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
1694 __float128 support when we don't have hardware support, so that
1695 the IEEE built-in functions like isgreater, first call __unordkf3
1696 to make sure neither operand is a NaN, and if both operands are
1697 ordered, do the normal comparison.
1699 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
1703 Cast builtin function result to __mmask16 instead of __mmask8.
1704 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1705 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
1706 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1708 2016-08-03 Georg-Johann Lay <avr@gjlay.de>
1711 * common/config/avr/avr-common.c (avr_option_optimization_table)
1712 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
1714 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
1716 Backport from 2016-08-01 trunk r238948.
1719 * config/avr/avr.md (length) [branch]: Correct insn length
1720 attribute for forward branches.
1722 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
1724 Backport from 2016-06-16 trunk r237536.
1725 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1728 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1729 progmem_swtable_section.
1730 (progmem_swtable_section): Remove.
1731 (avr_asm_function_rodata_section): Remove.
1732 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1733 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Define to 1.
1735 2016-07-29 Marek Polacek <polacek@redhat.com>
1737 Backport from mainline
1738 2016-07-29 Marek Polacek <polacek@redhat.com>
1741 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
1742 (altivec_expand_st_builtin): Likewise.
1743 * config/i386/i386.c (ix86_expand_args_builtin): Likewise.
1744 (ix86_expand_round_builtin): Likewise.
1746 2016-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1749 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
1750 when to emit a ".machine" pseudo-op.
1752 2016-07-26 Alan Modra <amodra@gmail.com>
1755 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
1758 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1761 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
1762 before builtin_decl_implicit.
1764 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
1766 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1768 Improving concepts performance and diagnostics.
1769 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
1770 for constraint satisfaction and subsumption.
1771 * timevar.h (auto_timevar): New constructor that matches the push/pop
1772 pattern of usage in pt.c.
1774 2016-07-20 John David Anglin <danglin@gcc.gnu.org>
1776 Backport from mainline
1777 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1779 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1780 register parameters. Remove code to initialize argument pointer
1781 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1782 using a pc-relative branch. Cleanup conditional code.
1783 * config/pa/pa.md (call_mcount): New expander.
1784 (call_mcount_nonpic): New insn.
1785 (call_mcount_pic): New insn and split.
1786 (call_mcount_pic_post_reload): New insn.
1787 (call_mcount_64bit): New insn and split.
1788 (call_mcount_64bit_post_reload): New insn.
1790 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1792 Backport from mainline
1793 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1795 * config/s390/s390.c (s390_encode_section_info): Remove mode size
1798 2016-07-20 Martin Jambor <mjambor@suse.cz>
1801 * trans-decl.c (gfc_generate_function_code): Use get_create rather
1802 than create to get a call graph node.
1804 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1806 PR rtl-optimization/71916
1807 * cfgrtl.c (contains_no_active_insn_p): Return false also for
1808 bb which have a single succ fake edge.
1810 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
1813 * dwarf2out.c (gen_subprogram_die): Only call
1814 gen_unspecified_parameters_die while dumping early dwarf.
1816 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1819 * gimple-fold.c (fold_builtin_memory_op): Use
1820 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
1822 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1824 Back port from mainline
1825 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1828 * config/rs6000/rs6000.c (rs6000_function_value): Fix
1829 unintentional System V.4 structure return breakage for structures
1830 with a single floating point element.
1832 2016-07-18 Martin Liska <mliska@suse.cz>
1834 Backported from mainline
1835 2016-07-12 Martin Liska <mliska@suse.cz>
1837 PR rtl-optimization/71634
1838 * ira-build.c (mark_loops_for_removal): Properly iterate
1841 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1843 Backport from mainline
1844 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1846 * config/s390/s390.c (s390_encode_section_info): Always set
1847 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1850 2016-07-15 Alan Modra <amodra@gmail.com>
1853 2016-07-11 Alan Modra <amodra@gmail.com>
1854 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1855 (ctr<mode>): Add unspec.
1856 (ctr<mode>_internal*): Likewise.
1858 2016-07-14 Alan Modra <amodra@gmail.com>
1861 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
1862 with p9_vector override before power9-dform override.
1864 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
1866 Backport from mainline r238086.
1867 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1870 * ipa-inline-analysis.c (compute_inline_parameters): Set
1871 local.can_change_signature to false for intrumentation
1874 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1875 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1877 Backport from mainline
1878 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1879 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1881 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1883 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1884 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1885 (SIGNBIT): New mode iterator.
1886 (Fsignbit): New mode attribute.
1887 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1888 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1889 when direct moves are available.
1890 (signbit<mode>2_dm): New define_insn_and_split).
1891 (signbit<mode>2_dm2): New define_insn.
1893 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1895 Backport from mainline
1896 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1899 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
1900 The xxperm and xxpermr instructions require that the 2nd input
1901 operand overlap with the output operand, and not the 1st.
1902 (altivec_vperm_v8hiv16qi): Likewise.
1903 (altivec_vperm_<mode>_uns_internal): Likewise.
1904 (altivec_vpermr_<mode>_internal): Likewise.
1905 (vperm_v8hiv4si): Likewise.
1906 (vperm_v16qiv8hi): Likewise.
1908 2016-07-12 Segher Boessenkool <segher@kernel.crashing.org>
1910 Backport from mainline
1911 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1915 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1916 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1919 2016-07-11 Jakub Jelinek <jakub@redhat.com>
1922 * omp-low.c (expand_omp_target): Gimplify device.
1924 PR tree-optimization/71823
1925 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
1926 to get vec_oprnds2 from op2.
1928 2016-07-11 Yuri Rumyantsev <ysrumyan@gmail.com>
1930 Backport from mainline r238055.
1931 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1933 PR tree-optimization/71518
1934 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1935 misalign also for outer loops with negative step.
1937 2016-07-08 Martin Liska <mliska@suse.cz>
1939 Backported from mainline
1940 2016-07-08 Martin Liska <mliska@suse.cz>
1943 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1944 folding produces SAVE_EXPRs, thus return false for the type.
1946 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
1948 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): Remove
1949 redundant and erroneous definition of this macro accidentally
1950 inserted during backporting.
1951 (BU_P9_64BIT_MISC_0): Likewise.
1952 (BU_P9_MISC_0): Likewise.
1954 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1956 Back port from the trunk
1957 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1959 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1964 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1965 __builtin_aarch64_fmaxv2sf.
1966 (vmaxnmq_f32): Likewise.
1967 (vmaxnmq_f64): Likewise.
1968 (vminnm_f32): Likewise.
1969 (vminnmq_f32): Likewise.
1970 (vminnmq_f64): Likewise.
1972 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1974 Back port from trunk
1975 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1979 enable -mfloat128-hardware by default.
1980 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1981 that IEEE 128-bit hardware support needs.
1982 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1983 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1984 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1985 floating point requires.
1986 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1987 -mfloat128 and -mfloat128-hardware changes.
1989 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
1991 Backport from mainline r237912
1992 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1994 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1995 Exchange the order of the second and third operands in the vpermr
1996 instruction tmeplate.
1998 2016-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2000 Back port from the trunk
2001 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2004 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2005 the insns, use an insn form that does not adjust the offset on
2006 little endian systems.
2008 2016-07-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2010 Backport from mainline r237885
2011 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2013 * config/rs6000/altivec.md (darn_32): Change the condition to
2014 TARGET_P9_MISC instead of TARGET_MODULO.
2015 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2016 condition expression.
2017 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2018 condition expression.
2019 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2020 (DFP_TEST): New code iterator.
2021 (dfptstsfi_<code>_mode>): New define_expand.
2022 (*dfp_sgnfcnc_<mode>): New define_insn.
2023 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2024 definition next to BU_P9_MISC_1 definition and change the MASK
2025 value to RS6000_BTM_P9_MISC.
2026 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2027 (BU_P9_64BIT_MISC_0): Likewise.
2028 (BU_P9_DFP_MISC_0): New macro definition.
2029 (BU_P9_DFP_MISC_1): New macro definition.
2030 (BU_P9_DFP_MISC_2): New macro definition.
2031 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2032 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2033 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2034 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2035 (TSTSFI_LT_TD): Likewise.
2036 (TSTSFI_EQ_DD): Likewise.
2037 (TSTSFI_EQ_TD): Likewise.
2038 (TSTSFI_GT_DD): Likewise.
2039 (TSTSFI_GT_TD): Likewise.
2040 (TSTSFI_OV_DD): Likewise.
2041 (TSTSFI_OV_TD): Likewise.
2042 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2043 (TSTSFI_LT_DD): Likewise.
2044 (TSTSFI_LT_TD): Likewise.
2045 (TSTSFI_EQ): Likewise.
2046 (TSTSFI_EQ_DD): Likewise.
2047 (TSTSFI_EQ_TD): Likewise.
2048 (TSTSFI_GT): Likewise.
2049 (TSTSFI_GT_DD): Likewise.
2050 (TSTSFI_GT_TD): Likewise.
2051 (TSTSFI_OV): Likewise.
2052 (TSTSFI_OV_DD): Likewise.
2053 (TSTSFI_OV_TD): Likewise.
2054 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2055 overloaded test significance functions.
2056 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2057 OPTION_MASK_P9_MISC into the representation of this mask.
2058 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2060 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2061 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2063 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2064 argument is a 6-bit unsigned literal value if the icode argument
2065 represents a DFP test significance built-in call.
2066 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2067 flag used independently and in combination with the
2068 RS6000_BTM_64BIT flag.
2069 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2070 (rs6000_builtin_mask_names): Add entry for power9-misc
2071 command-line option.
2072 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2073 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2074 RS6000_BTM_P9_MISC macros.
2075 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2076 option and change the description of the -mpower9-vector option to
2077 enable only vector instructions, removing its erroneously claimed
2078 support for scalar instructions.
2079 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2080 the ISA 3.0 digital floating point test significance built-in
2083 2016-07-07 Richard Biener <rguenther@suse.de>
2085 Backport from mainline
2086 2016-06-13 Richard Biener <rguenther@suse.de>
2089 * fold-const.c (fold_unary_loc): Preserve alignment when
2090 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2092 2016-07-07 Richard Biener <rguenther@suse.de>
2094 Backport from mainline
2095 2016-05-25 Richard Biener <rguenther@suse.de>
2097 PR tree-optimization/71264
2098 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2101 2016-06-07 Richard Biener <rguenther@suse.de>
2104 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2107 2016-06-14 Richard Biener <rguenther@suse.de>
2109 PR tree-optimization/71521
2110 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2111 division int_const_binop against zero divisor.
2113 2016-06-08 Richard Biener <rguenther@suse.de>
2115 PR tree-optimization/71452
2116 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2117 type used for the SSA rewrite has enough precision to cover
2118 the dynamic type of the location.
2120 2016-06-14 Richard Biener <rguenther@suse.de>
2122 PR tree-optimization/71522
2123 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2124 copying into float copying.
2126 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2128 Backport from mainline
2129 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2132 * config/avr/avr.c (avr_asm_select_section): Strip off
2133 SECTION_DECLARED from flags when calling get_section.
2135 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2137 Backport from mainline
2138 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2140 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2141 ('size' attribute): Add '128'.
2143 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2144 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2145 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2146 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2147 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2148 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2149 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2150 *trunc<mode>df2_odd): Set size attribute to '128'.
2151 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2152 * config/rs6000/power6.md (power6-fp): Include dfp type.
2153 * config/rs6000/power7.md (power7-fp): Likewise.
2154 * config/rs6000/power8.md (power8-fp): Likewise.
2155 * config/rs6000/power9.md: New file.
2156 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2157 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2158 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2160 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2161 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2162 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2163 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2164 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2165 dfp_dscri_<mode>): Change type attribute to dfp.
2166 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2167 attribute to vecsimple.
2168 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2169 and prefetch streams.
2170 (rs6000_option_override_internal): Remove temporary code setting
2171 tuning to power8. Don't set rs6000_sched_groups for power9.
2172 (last_scheduled_insn): Change to rtx_insn *.
2173 (divide_cnt, vec_load_pendulum): New variables.
2174 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2175 (rs6000_issue_rate): Set issue rate for Power9.
2176 (is_power9_pairable_vec_type): New.
2177 (power9_sched_reorder2): New.
2178 (rs6000_sched_reorder2): Call new function for Power9 specific
2180 (insn_must_be_first_in_group): Remove Power9.
2181 (insn_must_be_last_in_group): Likewise.
2182 (force_new_group): Likewise.
2183 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2184 Initialize divide_cnt/vec_load_pendulum.
2185 (_rs6000_sched_context, rs6000_init_sched_context,
2186 rs6000_set_sched_context): Handle context save/restore of new
2189 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2191 Backport from mainline
2192 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2194 * config/rs6000/rs6000.md ('type' attribute): Add
2195 veclogical,veccmpfx,vecexts,vecmove insn types.
2196 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2197 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2198 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2199 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2200 *nabs<mode>2_hw): Change type to vecmove.
2201 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2202 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2203 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2204 *ieee_128bit_vsx_abs<mode>2_internal,
2205 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2206 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2207 *ieee128_mtvsrd_32bit): Change type to veclogical.
2208 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2209 *movdi_internal32, *movdi_internal64): Update insn types.
2210 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2211 vsx_extract_<mode>): Change type to veclogical.
2212 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2213 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2214 *vsx_sign_extend_si_v2di): Change type to vecexts.
2215 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2217 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2218 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2219 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2220 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2221 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2222 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2223 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2224 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2225 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2226 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2227 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2228 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2229 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2230 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2231 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2232 (ppc7450-vecsimple): Add veclogical, vecmove.
2233 (ppc7450-veccmp): Add veccmpfx.
2234 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2236 (ppc8540_vector_compare): Add veccmpfx.
2237 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2238 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2239 (cell-vecsimple): Add veclogical, vecmove.
2240 (cell-veccmp): Add veccmpfx.
2241 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2242 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2244 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2245 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2246 (power4-vecsimple): Add veclogical, vecmove.
2247 (power4-veccmp): Add veccmpfx.
2248 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2249 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2250 (power6-vecsimple): Add veclogical, vecmove.
2251 (power6-veccmp): Add veccmpfx.
2252 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2253 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2254 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2255 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2256 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2257 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2258 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2260 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2262 2016-07-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
2264 Backport from mainline r237391
2265 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2267 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2268 RS6000_BTM_MODULO flag into the set of flags that are considered
2269 to be part of the common configuration.
2271 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2274 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2275 directly using TREE_PURPOSE.
2277 2016-07-04 Segher Boessenkool <segher@kernel.crashing.org>
2279 Backport from mainline
2280 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2283 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2284 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2286 2016-07-02 Jakub Jelinek <jakub@redhat.com>
2288 Backported from mainline
2289 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2292 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2293 a constant, force its SUBREG_REG into memory or register instead
2296 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2299 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2300 returned values and add UN*/LTGT/*ORDERED cases with values matching
2301 D operand modifier on vcmp for AVX.
2303 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2305 Backport from trunk r237659
2306 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2308 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2309 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2312 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2315 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2318 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2319 OPTION_MASK_P9_DFORM_VECTOR.
2320 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2321 disable -mpower9-dform-vector when using reload.
2322 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2323 New 'strict' argument. Update all callers. Add strict addressing
2325 (rs6000_legitimate_offset_address_p): Remove call to
2326 virtual_stack_registers_memory_p.
2327 (rs6000_legitimize_reload_address): Add quad address support.
2328 (rs6000_legitimate_address_p): Move call to quad_address_p above
2329 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2330 to account for new strict usage.
2331 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2332 for new strict usage.
2333 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2335 2016-07-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2337 Backport from mainline
2338 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2340 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2341 (BU_FLOAT128_1): Likewise.
2343 (COPYSIGNQ): Likewise.
2344 (RS6000_BUILTIN_NANQ): Likewise.
2345 (RS6000_BUILTIN_NANSQ): Likewise.
2346 (RS6000_BUILTIN_INFQ): Likewise.
2347 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2348 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2349 (TARGET_FOLD_BUILTIN): New #define.
2350 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2351 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2352 (rs6000_fold_builtin): New target hook implementation, handling
2353 folding of 128-bit NaNs and infinities.
2354 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2355 entries are filled in to avoid problems during bootstrap
2356 self-test; define builtins for 128-bit NaNs and infinities.
2357 (rs6000_opt_mask): Add entry for float128.
2358 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2359 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2360 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2361 (const_str_type_node): New #define.
2362 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2363 to a define_expand that dispatches to either copysign<mode>3_soft
2364 or copysign<mode>3_hard.
2365 (copysign<mode>3_hard): Rename from copysign<mode>3.
2366 (copysign<mode>3_soft): New define_insn.
2367 * doc/extend.texi: Document new builtins.
2369 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2372 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2375 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
2378 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2380 Backport from trunk r236992
2381 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2383 * config/rs6000/altivec.h (vec_slv): New macro.
2384 (vec_srv): New macro.
2385 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2386 (UNSPEC_VSRV): New value.
2389 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2390 (vsrv): New builtin definition.
2391 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2392 define argument types for new builtin.
2393 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2395 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2398 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2400 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2403 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2405 Backport from trunk r237390
2406 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2408 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2409 difference unsigned.
2410 (vec_absdb): New macro for vector absolute difference unsigned
2412 (vec_absdh): New macro for vector absolute difference unsigned
2414 (vec_absdw): New macro for vector absolute difference unsigned word.
2415 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2416 (vadu<mode>3): New insn.
2417 (*p9_vadu<mode>3): New insn.
2418 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2420 (vaduh): New built-in definition.
2421 (vaduw): New built-in definition.
2422 (vadu): New overloaded built-in definition.
2423 (vadub): New overloaded built-in definition.
2424 (vaduh): New overloaded built-in definition.
2425 (vaduw): New overloaded built-in definition.
2426 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2427 overloaded vector absolute difference unsigned functions.
2428 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2429 the ISA 3.0 vector absolute difference unsigned built-in functions.
2431 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2433 Backport from trunk r237880.
2434 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2437 * gcc.c (driver::build_option_suggestions): Pass "option" to
2438 add_misspelling_candidates.
2439 * opts-common.c (add_misspelling_candidates): Add "option" param;
2440 use it to avoid adding negated forms for options marked with
2442 * opts.h (add_misspelling_candidates): Add "option" param.
2444 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2447 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
2448 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
2449 first when permuting bitwise operation with rotate. Cast
2450 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2452 2016-06-30 Martin Liska <mliska@suse.cz>
2454 Parting backport from mainline
2455 2016-06-29 Martin Liska <mliska@suse.cz>
2457 * ipa-inline-transform.c (inline_call): Remove unnecessary call
2458 of build_optimization_node.
2460 2016-06-29 Eric Botcazou <ebotcazou@adacore.com>
2462 Backport from mainline
2463 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2465 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2467 2016-06-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2469 Back port from trunk
2470 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2472 * stor-layout.c (layout_type): Move setting complex MODE to
2473 layout_type, instead of setting it ahead of time by the caller.
2475 Back port from trunk
2476 2016-05-11 Alan Modra <amodra@gmail.com>
2478 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2479 abi_v4_pass_in_fpr): New functions.
2480 (rs6000_function_arg_boundary): Exclude complex IBM long double
2481 from 64-bit alignment when ABI_V4.
2482 (rs6000_function_arg, rs6000_function_arg_advance_1,
2483 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2485 Back port from trunk
2486 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2488 * machmode.h (mode_complex): Add support to give the complex mode
2490 (GET_MODE_COMPLEX_MODE): Likewise.
2491 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2492 stored by build_complex_type and gfc_build_complex_type instead of
2493 trying to figure out the appropriate mode based on the size. Raise
2494 an assertion error, if the type was not set.
2495 * genmodes.c (struct mode_data): Add field for the complex type of
2497 (blank_mode): Likewise.
2498 (make_complex_modes): Remember the complex mode created in the
2500 (emit_mode_complex): Write out the mode_complex array to map a
2501 type mode to the complex version.
2502 (emit_insn_modes_c): Likewise.
2503 * tree.c (build_complex_type): Set the complex type to use before
2504 calling layout_type.
2505 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2506 support for __float128 complex datatypes.
2507 (rs6000_hard_regno_mode_ok): Likewise.
2508 (rs6000_setup_reg_addr_masks): Likewise.
2509 (rs6000_complex_function_value): Likewise.
2510 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2511 __float128 and __ibm128 complex.
2512 (FLOAT128_IBM_P): Likewise.
2513 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2514 * doc/extend.texi (Additional Floating Types): Document that
2515 -mfloat128 must be used to enable __float128. Document complex
2516 __float128 and __ibm128 support.
2518 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2520 PR tree-optimization/71647
2521 * omp-low.c (lower_rec_input_clauses): Convert
2522 omp_clause_aligned_alignment (c) to size_type_node for the
2523 last argument of __builtin_assume_aligned.
2525 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2527 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2529 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2531 Backport from 2016-06-21 trunk r237639.
2534 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2535 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2536 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2538 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2541 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2542 constant addresses if can_create_pseudo_p.
2544 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2546 PR tree-optimization/71588
2547 * tree-ssa-strlen.c (valid_builtin_call): New function.
2548 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2551 Backported from mainline
2552 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2555 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2556 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2557 for conversion of scalar user var to complex type and use the
2558 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2561 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2563 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2564 with base of reference to struct.
2566 2016-06-20 Ilya Enkovich <ilya.enkovich@intel.com>
2568 Backport from mainline r237484.
2569 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2572 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2573 DECL_CONTEXT for copied arguments.
2575 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2576 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2578 Backport from 2016-06-20 trunk r237589, r236558.
2581 * config/avr/avr.md (movqi): Handle loading subreg:qi (const,
2582 symbol_ref,label_ref).
2584 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2587 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2588 (setcc + and peephole2): Likewise.
2590 2016-06-15 Andreas Tobler <andreast@gcc.gnu.org>
2592 Backported from mainline
2593 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2595 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2596 FreeBSD 11 and above.
2598 2016-06-15 Ilya Verbin <ilya.verbin@intel.com>
2600 Backport from mainline
2601 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2603 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2605 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2607 Backported from mainline
2608 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2611 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2612 without LABEL_DECL, set *handled_ops_p to false instead of true.
2614 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2615 Richard Biener <rguenther@suse.de>
2618 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2619 the same as DECL_P (base0) for indirect_base0. Use equality_code
2620 in one further place.
2622 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2624 PR tree-optimization/71405
2625 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2626 incompatible type, build a new clobber with the right type instead
2627 of building a VIEW_CONVERT_EXPR around it.
2629 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2631 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2632 update shared_lookup_references only once after changing operands.
2634 2016-06-13 Richard Biener <rguenther@suse.de>
2636 PR tree-optimization/71505
2637 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2638 assert match comment.
2640 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2642 Backport from mainline
2643 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2646 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2649 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2652 Backport from trunk r237291:
2653 * tree-nested.c (convert_nonlocal_omp_clauses)
2654 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2655 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2656 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2658 Backport from trunk r237291:
2659 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2661 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2663 Backport from trunk r237290:
2664 * omp-low.c (scan_sharing_clauses): Don't expect
2667 Backport trunk r235964:
2668 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2670 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2671 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2674 2016-06-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2676 Back port from trunk
2677 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2679 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2680 alternatives, eliminating preferred register class. Add support
2681 for the MTVSRDD instruction in ISA 3.0.
2682 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2683 reg_or_indexed_operand.
2684 (vsx_splat_v4sf_internal): Likewise.
2686 Back port from trunk
2687 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2690 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2691 for loading up all 0's or all 1's.
2693 Back port from trunk
2694 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2697 * config/rs6000/constraints.md (wE constraint): New constraint
2698 for a vector constant that can be loaded with XXSPLTIB.
2699 (wM constraint): New constraint for a vector constant of a 1's.
2700 (wS constraint): New constraint for a vector constant that can be
2701 loaded with XXSPLTIB and a vector sign extend instruction.
2702 * config/rs6000/predicates.md (xxspltib_constant_split): New
2703 predicates for wE/wS constraints.
2704 (xxspltib_constant_nosplit): Likewise.
2705 (easy_vector_constant): Add support for constants that can be
2706 loaded via XXSPLTIB.
2707 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2708 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2709 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2710 instruction and possibly with a sign extension.
2711 (output_vec_const_move): Add support for XXSPLTIB. If we are
2712 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2713 instead of XXLXOR/XXLORC.
2714 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2716 (rs6000_legitimize_reload_address): Likewise.
2717 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2719 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2720 combine VSX_M and VSX_M2 into one iterator.
2722 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2723 (VSINT_842): Likewise.
2724 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2725 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2726 XXSPLTIB instruction.
2727 (xxspltib_<mode>_nosplit): Likewise.
2728 (xxspltib_<mode>_split): New insn to load up constants with
2729 XXSPLTIB and a sign extend instruction.
2730 (vsx_mov<mode>): Replace single move that handled all vector types
2731 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2732 moves (when -mvsx-timode is in effect) into the main vector
2733 moves. Eliminate separate moves for <VSr> <VSa>, where the
2734 preferred register class (<VSr>) is listed first, and the
2735 secondary register class (<VSa>) is listed second with a '?' to
2736 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2737 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2738 that if the register was involved in a slow operation, the
2739 clear/set operation does not wait for the slow operation to
2740 finish. Adjust the length attributes for 32-bit mode. Use
2741 rs6000_output_move_128bit and drop the use of the string
2742 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2743 spacing so that the alternatives and attributes don't generate
2744 long lines, and put things in columns, so that it is easier to
2745 match up the operands and attributes with the insn alternatives.
2746 (vsx_mov<mode>_64bit): Likewise.
2747 (vsx_mov<mode>_32bit): Likewise.
2748 (vsx_movti_64bit): Fold movti into normal vector moves.
2749 (vsx_movti_32bit): Likewise.
2750 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2752 (vsx_splat_v4si_internal): Likewise.
2753 (vsx_splat_v4sf_internal): Likewise.
2754 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2755 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2756 extend vector elements.
2757 (vsx_sign_extend_hi_<mode>): Likewise.
2758 (vsx_sign_extend_si_v2di): Likewise.
2759 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2761 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2762 constraints. Add trailing period to wL documentation.
2764 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2766 Backport from mainline
2767 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2769 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2770 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2772 2016-06-08 Eric Botcazou <ebotcazou@adacore.com>
2774 Backport from mainline
2775 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2777 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2778 Include the M7 SPARC DFA scheduler.
2779 New attribute v3pipe.
2780 Annotate insns with v3pipe where appropriate.
2781 Define cpu_feature vis4.
2782 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2783 Add (V8QI "8") to vbits.
2784 Add insns {add,sub}v8qi3
2785 Add insns ss{add,sub}v8qi3
2786 Add insns us{add,sub}{v8qi,v4hi}3
2787 Add insns {min,max}{v8qi,v4hi,v2si}3
2788 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2789 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2790 * config/sparc/niagara4.md: Add a comment explaining the
2791 discrepancy between the documented latenty numbers and the
2793 * config/sparc/niagara7.md: New file.
2794 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2795 supports SPARC5 and VIS 4.0 instructions.
2796 * configure: Regenerate.
2797 * config.in: Likewise.
2798 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2799 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2800 TARGET_CPU_niagara7.
2801 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2802 (CPP_CPU_SPEC): Handle niagara7.
2803 (ASM_CPU_SPEC): Likewise.
2804 * config/sparc/sparc-opts.h (processor_type): Add
2806 (mvis4): New option.
2807 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2808 (AS_NIAGARA7_FLAG): Define.
2809 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2810 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2811 (CPP_CPU_SPEC): Handle niagara7.
2812 (ASM_CPU_SPEC): Likewise.
2813 * config/sparc/sparc.c (niagara7_costs): Define.
2814 (sparc_option_override): Handle niagara7 and adjust cache-related
2815 parameters with better values for niagara cpus. Also support VIS4.
2816 (sparc32_initialize_trampoline): Likewise.
2817 (sparc_use_sched_lookahead): Likewise.
2818 (sparc_issue_rate): Likewise.
2819 (sparc_register_move_cost): Likewise.
2820 (dump_target_flag_bits): Support VIS4.
2821 (sparc_vis_init_builtins): Likewise.
2822 (sparc_builtins): Likewise.
2823 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2825 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2827 * config/sparc/sparc.opt (sparc_processor_type): New value
2829 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2831 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2833 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2836 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2838 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2840 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2842 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2843 cpu_32, cpu_64, tune_32 and tune_64.
2844 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2846 2016-06-08 Ilya Verbin <ilya.verbin@intel.com>
2848 Backport from mainline
2849 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2851 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2852 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2853 * config/i386/i386.c (enum ix86_builtins): Add
2854 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2855 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2856 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2857 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2858 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2859 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2860 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2861 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2862 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2863 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2864 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2865 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2866 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2867 __builtin_ia32_cvtps2dq512_mask.
2868 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2869 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2870 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2871 * config/i386/sse.md
2872 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2874 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2875 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2877 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2878 (avx512f_vec_pack_sfix_v8df): New define_expand.
2879 (avx512f_roundpd512): Rename to ...
2880 (avx512f_round<castmode>512): ... this. Change iterator.
2881 (avx512f_roundps512_sfix): New define_expand.
2882 (round<mode>2_sfix): Change iterator.
2884 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2886 Backport from mainline
2887 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2889 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2892 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2896 Copy op1 RTX to avoid invalid sharing.
2897 (ix86_expand_vector_move_misalign): Ditto.
2899 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2901 PR tree-optimization/71259
2902 * tree-vect-slp.c (vect_get_constant_vectors): For
2903 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2904 one for constant op, and use COND_EXPR for non-constant.
2906 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2909 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2912 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2914 2016-06-05 Uros Bizjak <ubizjak@gmail.com>
2916 Backport from mainline
2917 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2918 Jocelyn Mayer <l_indien@magic.fr>
2921 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2922 detect processor family for signature_CENTAUR_ebx.
2923 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2924 signature_CENTAUR_ebx.
2925 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2926 <default>: Pass x86-64 for has_longmode.
2928 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2931 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2932 to noreturn e->callee->decl that has void return type and void
2933 arguments, adjust gimple_call_fntype and remove lhs even if it had
2934 previously addressable type.
2936 2016-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2938 Back port from trunk
2939 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2941 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2942 for ISA 3.0 min/max support.
2943 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2944 conditional move support.
2945 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2946 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2948 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2949 conditional moves where the comparison type is different from move
2951 (fp_minmax): New code iterator for smin/smax.
2952 (minmax): New code attributes for min/max.
2953 (SMINMAX): Likewise.
2954 (smax<mode>3): Combine min, max insns into one insn using the
2955 fp_minmax code iterator. Add support for ISA 3.0 min/max
2956 instructions that don't need -ffast-math.
2957 (s<minmax><mode>3): Likewise.
2958 (smax<mode>3_vsx): Likewise.
2959 (smin<mode>3): Likewise.
2960 (s<minmax><mode>3_vsx): Likewise.
2961 (smin<mode>3_vsx): Likewise.
2962 (pre-VSX min/max splitters): Likewise.
2963 (s<minmax><mode>3_fpr): Likewise.
2964 (movsfcc): Rewrite floating point conditional moves to combine
2965 SFmode/DFmode into a single insn.
2966 (mov<mode>cc): Likewise.
2967 (movdfcc): Likewise.
2968 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2969 SFDF2 iterators to handle all combinations.
2970 (fseldfsf4): Likewise.
2971 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2972 (fseldfdf4): Likewise.
2973 (fselsfdf4): Likewise.
2974 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2975 comparison instructions that set a 0/-1 mask, and use it for
2976 floating point conditional move via XXSEL.
2977 (fpmask<mode>): Likewise.
2978 (xxsel<mode>): Likewise.
2979 * config/rs6000/predicates.md (min_max_operator): Delete, no
2981 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2982 instructions that generate a 0/-1 mask for use with XXSEL.
2983 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2984 say whether floating point min/max is available, either through
2985 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2986 (TARGET_MINMAX_DF): Likewise.
2988 Back port from trunk
2989 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2991 * config/rs6000/predicate.md (all_ones_constant): New predicate
2992 for vector constant with all 1's set.
2994 2016-06-02 Kelvin Nilsen <kelvin@gcc.gnu.org>
2996 Back port from trunk
2997 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2999 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3000 (UNSPEC_DARN_32): New unspec constant.
3001 (UNSPEC_DARN_RAW): New unspec constant.
3002 (darn_32): New instruction.
3003 (darn_raw): New instruction.
3004 (darn): New instruction.
3005 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3006 support and documentation for this macro.
3007 (BU_P9_MISC_1): New macro definition.
3008 (BU_P9_64BIT_MISC_0): New macro definition.
3009 (BU_P9_MISC_0): New macro definition.
3010 (darn_32): New builtin definition.
3011 (darn_raw): New builtin definition.
3012 (darn): New builtin definition.
3013 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3014 RS6000_BUILTIN_0 directives to surround each occurrence of
3015 #include "rs6000-builtin.def".
3016 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3017 RS6000_BTM_64BIT flags to the returned mask, depending on
3019 (def_builtin): Correct an error in the assignments made to the
3020 debugging variable attr_string.
3021 (rs6000_expand_builtin): Add support for no-operand built-in
3023 (builtin_function_type): Remove fatal_error assertion that is no
3025 (rs6000_common_init_builtins): Add support for no-operand built-in
3027 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3029 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3031 (RS6000_BTM_64BIT): New macro definition.
3032 * doc/extend.texi: Document __builtin_darn (void),
3033 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3036 2016-06-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3038 Back port from trunk
3039 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3042 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3043 ISA 3.0 xxperm fusion alternative.
3044 (altivec_vperm_v8hiv16qi): Likewise.
3045 (altivec_vperm_<mode>_uns_internal): Likewise.
3046 (vperm_v8hiv4si): Likewise.
3047 (vperm_v16qiv8hi): Likewise.
3049 Back port from trunk
3050 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3051 Kelvin Nilsen <kelvin@gcc.gnu.org>
3053 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3054 vpermr/xxpermr on ISA 3.0.
3055 (altivec_expand_vec_perm_le): Likewise.
3056 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3057 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3060 Back port from trunk
3061 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3063 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3064 parity built-in functions.
3065 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3067 (p9v_parity<mode>2): Likewise.
3068 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3070 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3071 (parity<mode>2): ISA 3.0 expander for vector parity.
3072 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3074 (BU_P9_64BIT_MISC_0): Likewise.
3075 (BU_P9_MISC_0): Likewise.
3076 (BU_P9V_AV_1): Likewise.
3077 (BU_P9V_AV_2): Likewise.
3078 (BU_P9V_AV_3): Likewise.
3079 (BU_P9V_AV_P): Likewise.
3080 (BU_P9V_VSX_1): Likewise.
3081 (BU_P9V_OVERLOAD_1): Likewise.
3082 (BU_P9V_OVERLOAD_2): Likewise.
3083 (BU_P9V_OVERLOAD_3): Likewise.
3084 (VCTZB): Add vector count trailing zeros support.
3088 (VPRTYBD): Add vector parity support.
3089 (VPRTYBQ): Likewise.
3090 (VPRTYBW): Likewise.
3091 (VCTZ): Add overloaded vector count trailing zeros support.
3092 (VPRTYB): Add overloaded vector parity support.
3093 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3094 overloaded vector count trailing zeros and parity instructions.
3095 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3096 vector parity support.
3097 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3098 trailing zeros support.
3099 (vec_cntlz): Likewise.
3100 (vec_vctzb): Likewise.
3101 (vec_vctzd): Likewise.
3102 (vec_vctzh): Likewise.
3103 (vec_vctzw): Likewise.
3104 (vec_vprtyb): Add ISA 3.0 vector parity support.
3105 (vec_vprtybd): Likewise.
3106 (vec_vprtybw): Likewise.
3107 (vec_vprtybq): Likewise.
3108 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3109 the ISA 3.0 vector count trailing zeros and vector parity built-in
3112 Back port from trunk
3113 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3115 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3116 VNEGW/VNEGD instructions.
3117 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3118 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3119 support for ISA 3.0 VNEGW/VNEGD instructions.
3121 Back port from trunk
3122 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3124 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3125 the code into quad_address_p and call it to share code with
3126 vsx_quad_dform_memory_operand.
3127 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3129 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3130 bit instead of being a separate word. Split -mpower9-dform into
3131 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3132 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3133 for the register class supporting 128-bit quad word memory offsets.
3134 (mode_supports_vsx_dform_quad): Helper function to return if the
3135 register class uses quad word memory offsets.
3136 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3137 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3138 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3139 instructions are enabled, set up the appropriate addr_masks for
3141 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3142 -mpower9-dform-scalar, instead of -mpower9-dform.
3143 (rs6000_option_override_internal): Split -mpower9-dform into two
3144 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3145 -mpower9-dform switch sets or clears both. If we are not using
3146 the LRA register allocator, do not enable -mpower9-dform-vector by
3147 default. If we are using LRA, enable -mpower9-dform-vector and
3148 -mvsx-timode if it is appropriate. Issue a warning if either
3149 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3151 (quad_address_offset_p): New helper function to return if the
3152 offset is legal for quad word memory instructions.
3153 (quad_address_p): New function to determin if GPR or vector
3154 register quad word memory addresses are legal.
3155 (mem_operand_gpr): Validate quad word address offsets.
3156 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3157 d-form (register + offset) instructions.
3158 (offsettable_ok_by_alignment): Likewise.
3159 (rs6000_legitimate_offset_address_p): Likewise.
3160 (legitimate_lo_sum_address_p): Likewise.
3161 (rs6000_legitimize_address): Likewise.
3162 (rs6000_legitimize_reload_address): Add more debug statements for
3164 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3165 d-form instructions.
3166 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3167 d-form instructions. Distinguish different cases in debug
3168 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3169 d-form instructions.
3170 (rs6000_preferred_reload_class): Likewise.
3171 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3172 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3173 of the ISA 2.06 indexed memory instructions.
3174 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3175 use them to save/restore the saved vector registers instead of
3176 using Altivec instructions.
3177 (rs6000_emit_epilogue): Likewise.
3178 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3179 (rs6000_opt_masks): Split -mpower9-dform into
3180 -mpower9-dform-scalar and -mpower9-dform-vector.
3181 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3183 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3184 ISA 3.0 vector indexed memory instructions, and fold the code into
3185 the normal mov<mode> patterns.
3186 (p9_vecstore_<mode>): Likewise.
3187 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3189 (vsx_movti_64bit): Likewise.
3190 (vsx_movti_32bit): Likewise.
3191 * config/rs6000/constraints.md (wO constraint): New constraint for
3192 ISA 3.0 vector d-form support.
3193 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3194 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3195 include -mpower9-dform-vector until we switch over to LRA.
3196 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3197 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3198 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3199 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3200 for -mpower9-dform and -mlra.
3201 * doc/md.texi (wO constraint): Document wO constraint.
3203 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3205 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3206 the factor for live Phi nodes.
3208 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3211 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3212 around creation of the temporary.
3214 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3216 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3217 into account live statements for mask producers.
3219 2016-05-31 Richard Biener <rguenther@suse.de>
3221 Backport from mainline
3222 2016-05-11 Richard Biener <rguenther@suse.de>
3225 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3226 (dwarf2out_finish): Move retry_incomplete_types call ...
3227 (dwarf2out_early_finish): ... here.
3229 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3232 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3233 NULL_TREE early if NEON is not available. Remove now redundant check
3234 in ARM_CHECK_BUILTIN_MODE.
3236 2016-05-31 Tom de Vries <tom@codesourcery.com>
3239 2016-05-31 Tom de Vries <tom@codesourcery.com>
3241 PR tree-optimization/69068
3242 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3243 phis with more than two args.
3245 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3247 Backport from mainline
3248 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3250 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3251 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3254 2016-05-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3256 Backport from mainline
3257 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3259 * config/rs6000/altivec.h: Change definitions of vec_xl and
3261 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3262 (LD_ELEMREV_V2DI): New.
3263 (LD_ELEMREV_V4SF): New.
3264 (LD_ELEMREV_V4SI): New.
3265 (LD_ELEMREV_V8HI): New.
3266 (LD_ELEMREV_V16QI): New.
3267 (ST_ELEMREV_V2DF): New.
3268 (ST_ELEMREV_V2DI): New.
3269 (ST_ELEMREV_V4SF): New.
3270 (ST_ELEMREV_V4SI): New.
3271 (ST_ELEMREV_V8HI): New.
3272 (ST_ELEMREV_V16QI): New.
3275 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3276 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3277 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3278 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3279 (altivec_expand_builtin): Add handling for
3280 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3281 (rs6000_invalid_builtin): Add error-checking for
3282 RS6000_BTM_P9_VECTOR.
3283 (altivec_init_builtins): Define builtins used to implement vec_xl
3285 (rs6000_builtin_mask_names): Define power9-vector.
3286 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3287 (RS6000_BTM_P9_VECTOR): Define.
3288 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3289 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3290 (vsx_ld_elemrev_v2df): Likewise.
3291 (vsx_ld_elemrev_v4sf): Likewise.
3292 (vsx_ld_elemrev_v4si): Likewise.
3293 (vsx_ld_elemrev_v8hi): Likewise.
3294 (vsx_ld_elemrev_v16qi): Likewise.
3295 (vsx_st_elemrev_v2df): Likewise.
3296 (vsx_st_elemrev_v2di): Likewise.
3297 (vsx_st_elemrev_v4sf): Likewise.
3298 (vsx_st_elemrev_v4si): Likewise.
3299 (vsx_st_elemrev_v8hi): Likewise.
3300 (vsx_st_elemrev_v16qi): Likewise.
3301 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3304 2016-05-30 Richard Biener <rguenther@suse.de>
3306 Backport from mainline
3307 2016-05-11 Richard Biener <rguenther@suse.de>
3310 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3311 if the langhook insists on it.
3312 * fold-const.c (make_bit_field_ref): Add arg for the original
3313 reference and preserve its alias-set.
3314 (decode_field_reference): Take exp by reference and adjust it
3315 to the original memory reference.
3316 (optimize_bit_field_compare): Adjust callers.
3317 (fold_truth_andor_1): Likewise.
3319 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3322 * fold-const.c (fold_checksum_tree): Allow modification
3323 of TYPE_ALIAS_SET during folding.
3325 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3327 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3328 (visium_expand_copysign): Use gen_int_mode directly.
3329 (visium_compute_frame_size): Minor tweaks.
3331 2016-05-30 Tom de Vries <tom@codesourcery.com>
3334 2016-05-30 Tom de Vries <tom@codesourcery.com>
3336 PR tree-optimization/69067
3337 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3339 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3341 * config/visium/visium-protos.h (split_double_move): Rename into...
3342 (visium_split_double_move): ...this.
3343 (visium_split_double_add): Declare.
3344 * config/visium/visium.c (split_double_move): Rename into...
3345 (visium_split_double_move): ...this.
3346 (visium_split_double_add): New function.
3347 (visium_expand_copysign): Renumber operands for consistency.
3348 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3349 (DFmode move splitter): Likewise.
3350 (*addi3_insn): Split by means of visium_split_double_add.
3351 (*adddi3_insn_flags): Delete.
3352 (*plus_plus_sltu<subst_arith>): New insn.
3353 (*subdi3_insn): Split by means of visium_split_double_add.
3354 (subdi3_insn_flags): Delete.
3355 (*minus_minus_sltu<subst_arith>): New insn.
3356 (*negdi2_insn): Split by means of visium_split_double_add.
3357 (*negdi2_insn_flags): Delete.
3359 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3361 Backport from mainline r236810.
3362 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3365 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3368 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3370 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3371 redundant test and bail out if the type of the new operand is not
3372 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3374 2016-05-24 Martin Sebor <msebor@redhat.com>
3377 * tree.h (complete_or_array_type_p): New inline function.
3379 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3381 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3382 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3383 rather than X86_TUNE_AVOID_4BYTE_PREFIXES. Use SSE_REGS instead
3384 of ALL_SSE_REGS. Return SSE_REGS also when TARGET_AVX.
3386 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3389 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3390 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3391 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3392 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3393 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3395 2016-05-23 Martin Jambor <mjambor@suse.cz>
3397 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3398 default block if a PHI node in the original one would be resized.
3400 2016-05-23 Martin Jambor <mjambor@suse.cz>
3402 PR tree-optimization/70884
3403 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3404 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3405 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3406 of constant pool data as a reason for scalarization.
3408 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3410 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3411 for naked functions.
3412 (thumb1_expand_prologue): Likewise.
3414 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3417 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3418 calls if the LHS is variable length or has addressable type.
3419 If targets[0]->decl is a noreturn call with void return type and
3420 zero arguments, adjust fntype and remove lhs in that case.
3422 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3424 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3425 force pending loads from memory.
3427 2016-05-19 Marek Polacek <polacek@redhat.com>
3429 Backport from mainline
3430 2016-05-19 Marek Polacek <polacek@redhat.com>
3432 PR tree-optimization/71031
3433 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3434 condition and adjust the code a bit.
3436 2016-05-19 Martin Jambor <mjambor@suse.cz>
3439 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3440 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3442 2016-05-19 Martin Jambor <mjambor@suse.cz>
3445 * ipa-inline.h (condition): New field size.
3446 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3447 for comaprison and store it into the new condition.
3448 (evaluate_conditions_for_known_args): Use condition size to check
3449 access sizes for all but CHANGED conditions.
3450 (unmodified_parm_1): New parameter size_p, store access size into it.
3451 (unmodified_parm): Likewise.
3452 (unmodified_parm_or_parm_agg_item): Likewise.
3453 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3454 (set_cond_stmt_execution_predicate): Extract access sizes and store
3456 (set_switch_stmt_execution_predicate): Likewise.
3457 (will_be_nonconstant_expr_predicate): Likewise.
3458 (will_be_nonconstant_predicate): Likewise.
3459 (inline_read_section): Stream condition size.
3460 (inline_write_summary): Likewise.
3461 * lto-streamer.h (LTO_minor_version): Bump.
3463 2016-05-18 Martin Liska <mliska@suse.cz>
3465 Backport from mainline
3466 2016-05-18 Martin Liska <mliska@suse.cz>
3469 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3472 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3475 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3476 lhs if it has TREE_ADDRESSABLE type.
3478 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3481 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3482 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3484 2016-05-17 Thomas Schwinge <thomas@codesourcery.com>
3486 Backport trunk r235748:
3488 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3489 (nvptx_function_value): Assert non-NULL cfun.
3491 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3493 Backport from mainline
3494 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3497 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3499 2016-05-16 Martin Jambor <mjambor@suse.cz>
3501 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3502 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3504 2016-05-16 Martin Jambor <mjambor@suse.cz>
3507 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3508 the outlined kernel function.
3510 2016-05-16 James Norris <jnorris@codesourcery.com>
3512 Backport from mainline r236098.
3513 2016-05-10 James Norris <jnorris@codesourcery.com>
3516 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3517 if offloading is enabled and -fopenacc or -fopenmp is specified.
3518 (CRTOFFLOADEND): Likewise.
3519 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3520 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3522 2016-05-16 Alan Modra <amodra@gmail.com>
3525 2016-05-10 Alan Modra <amodra@gmail.com>
3527 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3528 regrename modifying insns saving lr before __morestack call.
3529 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3530 insns restoring lr after __morestack call.
3532 2016-05-13 Richard Biener <rguenther@suse.de>
3534 Backport from mainline
3535 2016-04-27 Richard Biener <rguenther@suse.de>
3538 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3539 aggregate_value_p to determine if a function result is
3540 returned by reference.
3542 2016-05-06 Richard Biener <rguenther@suse.de>
3545 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3547 2016-05-06 Richard Biener <rguenther@suse.de>
3550 * fold-const.c (split_tree): Always convert to the original type
3553 2016-05-12 Martin Liska <mliska@suse.cz>
3555 Backport from mainline
3556 2016-05-10 Martin Liska <mliska@suse.cz>
3558 * tree-inline.c (remap_dependence_clique): Do not remap
3559 debugging statements.
3561 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3563 Backport from mainline r236171.
3564 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3566 PR tree-optimization/71006
3567 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3568 consider COND_EXPR as a mask producer.
3570 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3572 Backport from mainline
3573 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3576 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3577 when popping the PC and within an interrupt handler routine.
3578 Add missing tab to output of "ldmfd".
3579 (output_return_instruction): Output LDMFD with SP update rather
3580 than POP when returning from interrupt handler.
3582 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3584 Backport from mainline r236088.
3585 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3588 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3589 calls with type casted fndecl.
3591 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3593 Backport from mainline r236086.
3594 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3596 PR tree-optimization/70876
3597 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3598 * gcc/calls.c (initialize_argument_information): Bind bounds
3599 with corresponding args passed by reference.
3601 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3603 Backport from mainline
3604 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3607 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3608 code for a zero scale factor.
3609 (vsx_xvcvdpuxds_scale): Likewise.
3611 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3613 Backported from mainline
3614 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3616 PR tree-optimization/70916
3617 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3618 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3620 2016-05-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3622 Backport from mainline r235962.
3623 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3626 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3627 loop latch destination.
3629 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3631 Backport from mainline
3632 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3634 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3635 ("*fixuns_truncdfdi2_z13")
3636 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3637 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3638 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3640 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
3642 Backport from mainline
3643 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3645 * config/rtems.h (LIB_SPEC): Add -latomic.
3647 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
3649 Backport from mainline
3650 2016-04-27 Joel Sherrill <joel@rtems.org>
3652 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3653 xilink.ld and flags not relevant to RTEMS.
3655 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.md (absneg splitters with general regs): Use
3658 general_reg_operand predicate.
3659 (btsq peephole2): Use x86_64_immediate_operand to check if new
3660 value is suitable for immediate operand. Generate emitted insn
3661 using RTL expressions.
3662 (btcq peephole2): Ditto.
3663 (btrq peephole2): Ditto. Generate correct immediate operand
3666 2016-05-07 Tom de Vries <tom@codesourcery.com>
3669 2016-05-07 Tom de Vries <tom@codesourcery.com>
3671 PR tree-optimization/70956
3672 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3675 2016-05-06 Marek Polacek <polacek@redhat.com>
3677 Backported from mainline
3678 2016-05-06 Marek Polacek <polacek@redhat.com>
3681 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3683 2016-05-06 Marek Polacek <polacek@redhat.com>
3685 Backported from mainline
3686 2016-04-29 Marek Polacek <polacek@redhat.com>
3687 Jakub Jelinek <jakub@redhat.com>
3690 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3691 TARGET_EXPR_SLOT as a base.
3693 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3695 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3697 (compute_samebase_partition_bases): Fix typo.
3699 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3701 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3702 occurence with frame_offset_ ones.
3704 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3707 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3708 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3709 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3710 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3711 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3713 2016-04-28 Eric Botcazou <ebotcazou@adacore.com>
3715 Backport from mainline
3716 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3719 * stor-layout.h (internal_reference_types): Delete.
3720 * stor-layout.c (reference_types_internal): Likewise.
3721 (internal_reference_types): Likewise.
3722 (layout_type) <REFERENCE_TYPE>: Adjust.
3724 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3726 Backport from mainline
3727 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3729 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3730 stxvd2x and stxvw4x built-in functions.
3732 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3734 Backported from mainline
3735 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3738 * config/i386/predicates.md (call_insn_operand): Replace
3739 sibcall_memory_operand with memory_operand.
3741 2016-04-27 Richard Biener <rguenther@suse.de>
3744 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3745 function cummulating used_from_other_partition, externally_visible
3746 and force_output from aliases.
3747 (refered_from_nonlocal_var): Likewise.
3748 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3749 node flags properly.
3751 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3753 Backported from mainline
3754 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3757 * cfgexpand.c (expand_stack_vars): Fix typo.
3759 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3762 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3763 implicitly linear or lastprivate iterator on the outer context.
3765 2016-04-27 Kirill Yukhin <kirill.yukhin@intel.com>
3768 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3769 Extract AVX-512BW constraint from AVX.
3771 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3773 * BASE-VER: Set to 6.1.1.
3775 2016-04-27 Release Manager
3777 * GCC 6.1.0 released.
3779 2016-04-25 Richard Biener <rguenther@suse.de>
3781 PR tree-optimization/70780
3782 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3784 (compute_antic): Mark blocks with abnormal preds as visited as
3785 they have a final empty antic-in solution already.
3787 2016-04-22 H.J. Lu <hongjiu.lu@intel.com>
3789 Backport from mainline
3790 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3792 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3794 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3796 * system.h (list, map, set, vector): Include conditionally.
3797 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3798 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3799 * ipa-icf.c (INCLUDE_LIST): Define.
3800 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3801 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3802 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3803 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3804 * cp/logic.cc (INCLUDE_LIST): Define.
3805 * fortran/trans-common.c (INCLUDE_MAP): Define.
3807 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3809 * auto-profile.c: Remove <string.h> include.
3810 * ipa-icf-gimple.c: Remove <list> include.
3811 * diagnostic.c: Remove <new> include.
3812 * genmatch.c: Likewise.
3813 * pretty-print.c: Likewise.
3814 * toplev.c: Likewise
3815 * c/c-objc-common.c: Likewise.
3816 * cp/error.c: Likewise.
3817 * fortran/error.c: Likewise.
3819 2016-04-21 Richard Biener <rguenther@suse.de>
3822 * fold-const.c (fold_comparison): Return properly typed
3825 2016-04-20 Andrew Pinski <apinski@cavium.com>
3826 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3829 * config/aarch64/aarch64.md (sibcall): Force call
3830 address to be DImode for ILP32.
3831 (sibcall_value): Likewise.
3833 2016-04-20 Marek Polacek <polacek@redhat.com>
3835 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3838 2016-04-20 Marek Polacek <polacek@redhat.com>
3840 PR tree-optimization/70725
3841 * tree-if-conv.c (is_false_predicate): New function.
3842 (predicate_mem_writes): Use it.
3844 2016-04-20 Richard Biener <rguenther@suse.de>
3846 PR tree-optimization/70726
3847 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3848 shift amounts from a pattern stmt operand.
3850 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3853 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3854 stack_restore_from_fpr pattern when restoring r15.
3855 (s390_optimize_prologue): Strip away the memory barrier in the
3856 parallel when trying to get rid of restore insns.
3857 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3858 definition for loading the stack pointer from an FPR. Compared to
3859 the normal move insn this pattern includes a full memory barrier.
3861 2016-04-19 Richard Biener <rguenther@suse.de>
3863 PR tree-optimization/70724
3864 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3865 restoring out from ...
3866 (free_scc_vn): ... here.
3867 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3868 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3870 (pass_fre::execute): Restore SSA info.
3872 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3874 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
3876 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc
3878 Mention Solaris 11 packaging changes.
3879 Update gas and gld requirements.
3880 Remove reference to pre-Solaris 10 bug.
3881 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
3883 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
3886 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
3889 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
3890 armv8.1-a and armv8.1-a+crc.
3892 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
3894 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
3895 unless compiling with at least GCC-4.8.
3897 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
3900 * config/i386/sse.md (define_insn "<avx512>_vec_dup<mode><mask_name>"):
3901 Fix mode size check.
3903 2016-04-15 Jakub Jelinek <jakub@redhat.com>
3905 * BASE-VER: Set to 6.0.1.
3906 * DEV-PHASE: Set to prerelease.
3908 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
3910 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
3912 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3914 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
3915 architecture revisions.
3917 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
3919 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
3920 * config/i386/i386.c (ix86_using_red_zone): No longer static.
3921 * config/i386/i386.md (stack decrement to push peepholes): Guard
3922 with !x86_using_red_zone ().
3924 2016-04-15 Jakub Jelinek <jakub@redhat.com>
3927 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
3928 to dump_generic_node.
3929 (NIY): Pass also flags to do_niy.
3931 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
3933 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
3934 (simd_clone_vector_of_formal_parm_types)
3935 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
3936 (simd_clone_mangle, simd_clone_create)
3937 (simd_clone_adjust_return_type, create_tmp_simd_array)
3938 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
3939 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
3940 (ipa_simd_modify_function_body, simd_clone_linear_addend)
3941 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
3942 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
3943 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move
3945 * omp-simd-clone.c: ... this new file.
3946 (simd_clone_vector_of_formal_parm_types): Make it static.
3947 * Makefile.in (OBJS): Add omp-simd-clone.o.
3949 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
3952 * config/i386/sse.md: Use proper memory operand
3956 2016-04-15 Richard Biener <rguenther@suse.de>
3957 Alan Modra <amodra@gmail.com>
3959 PR tree-optimization/70130
3960 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
3961 when alignment stays not the same and no not use the realign
3964 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3967 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3968 direct move handlers for KFmode. Change TFmode handlers test from
3969 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
3971 2016-04-14 Jakub Jelinek <jakub@redhat.com>
3974 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
3975 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
3976 (inlined_polymorphic_ctor_dtor_block_p): Use it.
3977 * tree-ssa-live.c (remove_unused_scope_block_p): When
3978 in_ctor_dtor_block, avoid discarding not just BLOCKs with
3979 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
3980 block_ultimate_origin is FUNCTION_DECL.
3981 (remove_unused_locals): If current_function_decl is
3982 polymorphic_ctor_dtor_p, pass initial true to
3983 remove_unused_scope_block_p' is_ctor_dtor_block.
3985 2016-04-14 Martin Sebor <msebor@redhat.com>
3990 * doc/extend.texi (Variable Length): Revert.
3992 2016-04-14 Marek Polacek <polacek@redhat.com>
3993 Jan Hubicka <hubicka@ucw.cz>
3996 * tree.c (verify_type): Disable the canonical type of main variant
3999 2016-04-14 Jason Merrill <jason@redhat.com>
4001 * cfgexpand.c, expr.c: Revert previous change.
4003 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4006 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4007 when building a mem ref for the incoming reduction variable.
4009 2016-04-14 Richard Biener <rguenther@suse.de>
4011 PR tree-optimization/70614
4012 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4013 loop if the evolution dropped to chrec_dont_know.
4014 (interpret_condition_phi): Likewise.
4016 2016-04-14 Richard Biener <rguenther@suse.de>
4018 PR tree-optimization/70623
4019 * tree-ssa-pre.c (changed_blocks): Make global ...
4020 (compute_antic): ... local here. Move and fix worklist
4021 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4022 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4023 worklist handling, dump when ANTIC_IN changed.
4024 (compute_partial_antic_aux): Remove worklist handling.
4025 (init_pre): Do not compute post dominators. Add a comment about
4026 the CFG order chosen.
4027 (fini_pre): Do not free post dominators.
4029 2016-04-13 Martin Sebor <msebor@redhat.com>
4034 * doc/extend.texi (Variable Length): Document C++ specifics.
4036 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4039 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4040 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4041 eh edges have been purged.
4044 * tree-sra.c (create_access_replacement,
4045 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4047 * tree-pretty-print.c (dump_fancy_name): New function.
4048 (dump_decl_name, dump_generic_node): Use it.
4050 2016-04-13 Jason Merrill <jason@redhat.com>
4052 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4053 * expr.c (expand_expr_real_1): Likewise.
4055 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4057 * config/i386/i386.md (kunpckhi): Swap operands.
4058 (kunpcksi): Likewise.
4059 (kunpckdi): Likewise.
4060 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4061 (vec_pack_trunc_<mode>): Likewise.
4063 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4066 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4069 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4070 gimplification turns some element into non-constant.
4073 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4074 * explow.c (convert_memory_address_addr_space_1): No longer static,
4075 add NO_EMIT argument and don't call convert_modes if true, pass
4076 it down recursively, remove break after return.
4077 (convert_memory_address_addr_space): Adjust caller.
4078 * simplify-rtx.c (simplify_unary_operation_1): Call
4079 convert_memory_address_addr_space_1 instead of convert_memory_address,
4080 if it returns NULL, don't simplify.
4082 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4085 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4087 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4089 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4090 Bump the upper SIMDLEN limits, so that if the return type or
4091 characteristic type if the return type is void can be passed in
4092 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4095 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4098 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4099 Do not use "=" constraint on an input constraint.
4100 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4101 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4102 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4103 generates (neg (abs ...)) instead of (abs ...).
4105 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4107 PR rtl-optimization/70596
4108 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4109 just invalidate LRA data and reset them. Adjust dump wording.
4111 2016-04-12 Martin Liska <mliska@suse.cz>
4114 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4116 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4118 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4119 max_loop_iterations_int.
4120 (tree_unswitch_outer_loop): Likewise.
4121 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4122 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4124 2016-04-12 Tom de Vries <tom@codesourcery.com>
4126 PR tree-optimization/68756
4127 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4128 instead of new_name.
4130 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4132 PR tree-optimization/70602
4133 * tree-sra.c (generate_subtree_copies): Don't write anything into
4134 constant pool decls.
4136 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4137 regardless whether there are depend clauses or not.
4139 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4142 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4143 target attribute and pragma from changing the -mfloat128
4144 and -mfloat128-hardware options.
4146 * doc/extend.texi (Additional Floating Types): Document PowerPC
4147 __float128 restrictions.
4149 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4152 * config/aarch64/driver-aarch64.c
4153 (aarch64_get_extension_string_for_isa_flags): New.
4154 (arch_extension): Rename to...
4155 (aarch64_arch_extension): ...This.
4156 (ext_to_feat_string): Rename to...
4157 (aarch64_extensions): ...This.
4158 (aarch64_core_data): Keep track of architecture extension flags.
4159 (cpu_data): Rename to...
4160 (aarch64_cpu_data): ...This.
4161 (aarch64_arch_driver_info): Keep track of architecture extension
4163 (get_arch_name_from_id): Rename to...
4164 (get_arch_from_id): ...This, change return type.
4165 (host_detect_local_cpu): Update and reformat for renames, handle
4166 extensions through common infrastructure.
4168 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4171 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4172 track of a canonical flag name.
4173 (all_extensions): Likewise.
4174 (arch_to_arch_name): Also track extension flags enabled by the arch.
4175 (all_architectures): Likewise.
4176 (aarch64_parse_extension): Move to here.
4177 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4179 (aarch64_rewrite_selected_cpu): Update for above change.
4180 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4181 are handled, such that the single explicit value enabled by an
4182 extension is kept seperate from the implicit values it also enables.
4183 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4185 (aarch64_parse_extension): New.
4186 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4187 here to config/aarch64/aarch64-protos.h.
4188 (aarch64_parse_extension): Move from here to
4189 common/config/aarch64/aarch64-common.c.
4190 (aarch64_option_print): Update.
4191 (aarch64_declare_function_name): Likewise.
4192 (aarch64_start_file): Likewise.
4193 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4194 the canonical flag for extensions.
4195 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4198 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4200 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4203 2016-04-09 Tom de Vries <tom@codesourcery.com>
4205 PR tree-optimization/68953
4206 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4207 first to last subscript.
4209 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4211 PR tree-optimization/70586
4212 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4215 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4219 PR tree-optimization/70373
4223 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4224 clauses for acc parallel reductions as necessary. Error on those
4226 * omp-low.c (scan_sharing_clauses): Don't install variables which
4227 are used in acc parallel reductions.
4228 (lower_rec_input_clauses): Remove dead code.
4229 (lower_oacc_reductions): Add support for reference reductions.
4230 (lower_reduction_clauses): Remove dead code.
4231 (lower_omp_target): Don't remap variables appearing in acc parallel
4233 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4235 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4238 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4239 with multiple SSA_NAME defs, force the outputs other than first
4240 to be live before calling live_track_process_def on each output.
4242 PR rtl-optimization/70574
4243 * fwprop.c (forward_propagate_and_simplify): Don't add
4244 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4245 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4246 paradoxical subregs within *loc.
4248 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4250 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4251 -ftree-parallelize-loops={0,1}.
4252 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4253 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4254 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4255 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4256 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4258 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4261 * asan.c (instrument_derefs): If we get unknown location, extract it
4263 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4265 2016-04-08 Tom de Vries <tom@codesourcery.com>
4267 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4268 implicit firstprivate clause.
4270 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4273 * config/arm/thumb2.md (tst + branch-> lsls + branch
4274 peephole below *orsi_not_shiftsi_si): Require that condition
4275 register is dead after the peephole.
4276 (second peephole after the above): Likewise.
4278 2016-04-08 Alan Modra <amodra@gmail.com>
4281 * builtins.c (fold_builtin_classify): For IBM extended precision,
4282 look at just the high-order double to test for NaN.
4283 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4284 test just the high double for Inf but both doubles for subnormal
4287 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4289 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4290 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4291 node->simdclone->mask_mode != VOIDmode masks.
4292 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4293 earlier, use it instead of node->simdclone.
4294 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4295 Set clonei->mask_mode.
4297 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4300 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4301 Pass it through to cp_parser_already_scoped_statement.
4302 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4303 it through to cp_parser_statement.
4304 (cp_parser_statement): Pass IF_P through to
4305 cp_parser_iteration_statement.
4306 (cp_parser_pragma): Adjust call to
4307 cp_parser_iteration_statement.
4309 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4312 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4313 resolve a future -Wparentheses warning.
4314 * omp-low.c (scan_sharing_clauses): Likewise.
4315 * tree-parloops.c (eliminate_local_variables): Likewise.
4317 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4319 PR rtl-optimization/70398
4320 * lra-constraints.c (process_address_1): Check zero scale and code
4321 for reloading with zero scale.
4323 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4326 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4328 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4330 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4331 Add support for AVX512F clones, include them by default for
4332 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4333 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4337 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4338 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4339 firstprivate clauses.
4340 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4341 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4342 (lower_omp_target): Set TREE_NO_WARNING for
4343 non-addressable possibly uninitialized vars which are copied into
4344 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4346 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4348 * config/pa/predicates.md (integer_store_memory_operand): Accept
4349 REG+D operands with a large offset when reload_in_progress is true.
4350 (floating_point_store_memory_operand): Likewise.
4352 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4355 * match.pd (nested int casts): Limit to GIMPLE.
4357 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4360 * ipa-devirt.c (maybe_record_node): Fix comment; use
4361 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4363 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4365 PR rtl-optimization/70542
4366 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4367 if there are any uses other than insn or debug insns.
4369 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4370 Jakub Jelinek <jakub@redhat.com>
4372 PR tree-optimization/70509
4373 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4374 Shift HOST_WIDE_INT_1U instead of 1.
4376 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4378 PR tree-optimization/70509
4379 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4380 of the vector base type for index.
4382 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4385 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4387 2016-04-05 Richard Biener <rguenther@suse.de>
4389 PR tree-optimization/70526
4390 * tree-sra.c (build_ref_for_offset): Use prev_base to
4391 extract the alias pointer type.
4393 2016-04-05 Richard Biener <rguenther@suse.de>
4395 * dse.c (struct store_info): Remove alias_set member.
4396 (struct read_info_type): Likewise.
4397 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4398 spill_deleted, clear_alias_set_lookup): Remove.
4399 (get_group_info): Remove dead base == NULL_RTX case.
4400 (dse_step0): Remove initialization of removed variables.
4401 (delete_dead_store_insn): Reomve alias set dumping.
4402 (free_read_records): Remove alias_set handling.
4403 (canon_address): Remove alias_set_out parameter.
4404 (record_store): Remove spill_alias_set, it's always zero.
4405 (check_mem_read_rtx): Likewise.
4406 (dse_step2): Rename from ...
4407 (dse_step2_nospill): ... this. Adjust.
4408 (scan_stores): Rename from ...
4409 (scan_stores_nospill): ... this.
4410 (scan_reads): Rename from ...
4411 (scan_reads_nospill): ... this.
4412 (scan_stores_spill, scan_reads_spill): Remove.
4413 (dse_step3_scan): Remove for_spills argument which is always false.
4414 (dse_step3): Likewise.
4415 (dse_step5): Rename from ...
4416 (dse_step5_nospill): ... this. Remove alias_set handling.
4417 (rest_of_handle_dse): Adjust.
4419 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4422 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4423 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4424 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4425 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4427 2016-04-05 Richard Biener <rguenther@suse.de>
4430 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4431 non-register type temporaries into SSA.
4433 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4436 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4437 calls when sanitizing.
4438 (possible_polymorphic_call_target_p): Fix formatting.
4440 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4441 Jakub Jelinek <jakub@redhat.com>
4444 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4445 to ensure a call statement is compatible with a built-in's
4447 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4450 2016-04-04 Richard Biener <rguenther@suse.de>
4452 PR rtl-optimization/70484
4453 * rtl.h (canon_output_dependence): Declare.
4454 * alias.c (canon_output_dependence): New function.
4455 * dse.c (record_store): Use canon_output_dependence rather
4456 than canon_true_dependence.
4458 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4461 * cgraph.h (symtab_node::copy_visibility_from): New function.
4462 * symtab.c (symtab_node::copy_visibility_from): New function.
4463 * ipa-visibility.c (optimize_weakref): New function.
4464 (function_and_variable_visibility): Use it.
4466 2016-04-04 Martin Liska <mliska@suse.cz>
4469 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4470 value that is really in range handled by SBR instruction.
4471 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4472 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4473 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4475 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4479 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4480 set, but not for SP_REG operands.
4482 2016-04-02 Martin Sebor <msebor@redhat.com>
4485 * fold-const.c (maybe_nonzero_address): New function.
4486 (fold_comparison): Call it. Fold equality and relational
4487 expressions involving null pointers.
4488 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4490 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4492 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4493 the "Y" constraint (scalar FP 0.0 immediate).
4495 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4496 Add the "const_double" to the list of operand constraints.
4498 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4500 PR rtl-optimization/70467
4501 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4502 If low word of the last operand is 0, just emit addition/subtraction
4505 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4508 * config/s390/s390.c (s390_expand_insv): Check for everything
4509 constant instead of just VOIDmode stuff.
4511 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4514 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4516 2016-04-01 Nathan Sidwell <nathan@acm.org>
4518 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4520 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4522 PR rtl-optimization/70461
4523 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4526 2016-03-31 Martin Liska <mliska@suse.cz>
4529 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4530 a tree value or an immediate integer value to a buffer
4531 that is eventually copied to a BRIG section.
4532 (emit_immediate_operand): Call the function here.
4533 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4534 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4535 of class' fields that are removed.
4536 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4537 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4538 m_brig_repr_size fields.
4540 2016-03-31 Martin Liska <mliska@suse.cz>
4543 * hsa-gen.c (hsa_function_representation::update_dominance): New
4545 (convert_addr_to_flat_segment): Likewise.
4546 (gen_hsa_memory_set): New alignment argument.
4547 (gen_hsa_ctor_assignment): Likewise.
4548 (gen_hsa_insns_for_single_assignment): Provide alignment
4549 to gen_hsa_ctor_assignment.
4550 (gen_hsa_insns_for_direct_call): Add new argument.
4551 (expand_lhs_of_string_op): New function.
4552 (expand_string_operation_builtin): Likewise.
4553 (expand_memory_copy): New function.
4554 (expand_memory_set): New function.
4555 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4556 (convert_switch_statements): Change signature.
4557 (generate_hsa): Use a return value of the function.
4558 (pass_gen_hsail::execute): Do not call
4559 convert_switch_statements here.
4560 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4561 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4562 (hsa_function_representation::update_dominance): New function.
4564 2016-03-31 Martin Liska <mliska@suse.cz>
4567 * hsa-brig.c (emit_directive_variable): Emit alignment
4568 according to hsa_symbol::m_align.
4569 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4570 (dump_hsa_symbol): Dump alignment of HSA symbols.
4571 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4572 (gen_hsa_addr_with_align): New function.
4573 (hsa_bitmemref_alignment): Use newly added function.
4574 (gen_hsa_insns_for_load): Likewise.
4575 (gen_hsa_insns_for_store): Likewise.
4576 (gen_hsa_memory_copy): New argument added.
4577 (gen_hsa_insns_for_single_assignment): Respect
4578 alignment for assignments processed via gen_hsa_memory_copy.
4579 (gen_hsa_insns_for_direct_call): Likewise.
4580 (gen_hsa_insns_for_return): Likewise.
4581 (gen_function_def_parameters): Set default alignment.
4582 * hsa.c (hsa_object_alignment): New function.
4583 (hsa_byte_alignment): Pasted function.
4584 * hsa.h (hsa_symbol::m_align): New field.
4586 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4588 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4589 scratch field for goto case.
4591 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4593 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4595 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4598 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4599 (scalar_chain::convert_insn): Call convert_op for reg
4600 moves to handle undefined registers.
4602 2016-03-31 Nathan Sidwell <nathan@acm.org>
4605 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4606 Assert we don't want to move backwards.
4608 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4611 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4613 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4615 PR rtl-optimization/70460
4616 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4617 with operand from REG_LABEL_OPERAND, instead substitute
4618 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4619 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4621 2016-03-31 Martin Liska <mliska@suse.cz>
4623 * passes.c (execute_one_pass): Do not call
4624 todo_after for a discarded function.
4626 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4628 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4629 (no_cost, infinite_cost): Initialize the new field.
4630 (get_computation_cost_at): Record setup cost.
4631 (determine_use_iv_cost_address): Skip cost computation for sub
4632 uses if we can estimate it without losing accuracy.
4634 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4636 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4638 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4639 max_loop_iterations_int.
4640 (tree_unswitch_outer_loop): Likewise.
4641 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4642 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4644 2016-03-30 Richard Biener <rguenther@suse.de>
4647 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
4649 2016-03-30 Jakub Jelinek <jakub@redhat.com>
4652 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
4653 in gen_blendm expander.
4655 2016-03-30 Nick Clifton <nickc@redhat.com>
4658 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
4659 case where we are already provided with an SImode SUBREG.
4661 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
4664 * config/i386/i386.c (ix86_expand_epilogue): Properly check
4665 conflict between DRAP register and __builtin_eh_return.
4667 2016-03-30 Michael Matz <matz@suse.de>
4668 Richard Biener <rguenther@suse.de>
4671 * ipa-polymorphic-call.c (struct type_change_info): Change
4672 speculative to an unsigned allowing to limit the work we do.
4673 (csftc_abort_walking_p): New inline function..
4674 (check_stmt_for_type_change): Limit the number of may-defs
4675 skipped for speculative devirtualization to
4676 max-speculative-devirt-maydefs.
4677 * params.def (max-speculative-devirt-maydefs): New param.
4678 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
4680 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
4683 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
4686 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
4688 PR tree-optimization/59124
4689 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
4690 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
4692 2016-03-29 Jeff Law <law@redhat.com>
4694 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
4696 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4698 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
4701 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
4703 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
4704 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
4705 gcrt0.o if linking dynamically.
4707 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4710 * ipa-devirt.c (methods_equal_p): New function.
4711 (compare_virtual_tables): Use it.
4712 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
4713 * cgraphclones.c (clone_function_name_1): Use
4714 symbol_table::symbol_suffix_separator.
4715 * coverage.c (build_var): Likewise.
4716 * symtab.c (symbol_table::symbol_suffix_separator): New.
4718 2016-03-29 Jakub Jelinek <jakub@redhat.com>
4720 PR rtl-optimization/70429
4721 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
4722 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
4723 mode != result_mode.
4726 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
4728 PR tree-optimization/70405
4729 * ssa-iterators.h (num_imm_uses): Add missing braces.
4731 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
4733 PR rtl-optimization/68695
4734 * ira-color.c (allocno_copy_cost_saving): New.
4735 (improve_allocation): Use it.
4737 2016-03-29 Richard Henderson <rth@redhat.com>
4740 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
4742 2016-03-29 Richard Biener <rguenther@suse.de>
4745 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
4746 use alignment returned by get_pointer_alignment_1 if it is
4747 bigger than BITS_PER_UNIT.
4748 * builtins.c (get_pointer_alignment_1): Do not return true
4749 for alignment extracted from SSA info.
4751 2016-03-28 James Bowman <james.bowman@ftdichip.com>
4753 * config/ft32/ft32.opt (mnodiv): New.
4754 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
4755 * doc/invoke.texi (FT32 Options -mnodiv): New.
4757 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
4760 * config/i386/i386.md (define_split, andn): Fix modes.
4762 2016-03-26 Richard Biener <rguenther@suse.de>
4763 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4766 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
4768 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
4769 as 2nd argument to cl_optimization_restore().
4771 2016-03-25 Richard Henderson <rth@redhat.com>
4774 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
4775 * config/aarch64/aarch64-protos.h: Declare it.
4776 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
4778 2016-03-25 Alan Modra <amodra@gmail.com>
4781 * config/rs6000/constraints.md (j): Simplify.
4782 * config/rs6000/predicates.md (easy_fp_constant): Exclude
4784 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
4785 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
4786 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
4787 in all constraint alternatives.
4788 (movtd_64bit_nodm): Delete "j" constraint alternative.
4790 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
4792 * tree-ssa-propagate.c: Enhance docs for
4793 SSA_PROP_NOT_INTERESTING.
4795 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
4797 * doc/extend.texi: Fix typo in documentation to pure attribute.
4799 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
4802 * config/pa/pa.md (bswapdi2): Use a scratch register.
4804 2016-03-24 Richard Henderson <rth@redhat.com>
4807 * fold-const.c (extract_muldiv_1): Correct test for multiplication
4810 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
4813 using ix86_expand_binary_operator instead of gen_andsi3.
4815 2016-03-24 Richard Biener <rguenther@suse.de>
4817 PR tree-optimization/70396
4818 * tree-vect-stmts.c (vectorizable_comparison): Use
4819 get_vectype_for_scalar_type.
4821 2016-03-24 Richard Biener <rguenther@suse.de>
4824 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
4825 with register bases.
4827 2016-03-24 Richard Biener <rguenther@suse.de>
4829 PR tree-optimization/70372
4830 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
4831 build_all_ones_cst to also handle vector types correctly.
4833 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4836 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
4839 2016-03-23 Marek Polacek <polacek@redhat.com>
4842 * doc/invoke.texi: Document -Wignored-attributes.
4844 2016-03-23 Bin Cheng <bin.cheng@arm.com>
4846 PR tree-optimization/69042
4847 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
4848 parameter from 30 to 40.
4850 2016-03-23 Bin Cheng <bin.cheng@arm.com>
4852 PR tree-optimization/69042
4853 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
4854 for use with constant offset stripped in base.
4856 2016-03-23 Richard Biener <rguenther@suse.de>
4859 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
4860 mode compatibility check.
4861 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
4863 2016-03-23 Jeff Law <law@redhat.com>
4865 PR tree-optimization/64058
4866 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
4868 (struct ssa_conflicts): Move up earlier in the file.
4869 (conflicts_, var_map_): New static variables.
4870 (initialize_conflict_count): New function to initialize the
4871 CONFLICT_COUNT field for each conflict pair.
4872 (compare_pairs): Lazily initialize the conflict count and use it
4873 as the first tie-breaker.
4874 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
4875 and wipe conflicts_ and map_ around the call to qsort. Remove
4876 special case for 2 coalesce pairs.
4877 * bitmap.c (bitmap_count_unique_bits): New function.
4878 (bitmap_count_bits_in_word): New function, extracted from
4880 (bitmap_count_bits): Use bitmap_count_bits_in_word.
4881 * bitmap.h (bitmap_count_unique_bits): Declare it.
4883 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
4886 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
4887 transparent alias chain for decl assembler name.
4888 * config/sol2.c (solaris_assemble_visibility): Likewise.
4890 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4892 * config/arm/arm1020e.md (1020call_op): Reduce reservation
4894 (v10_fdivs): Likewise.
4895 (v10_fdivd): Likewise.
4897 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4900 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
4901 to not call fclose twice on file.
4903 2016-03-23 Jakub Jelinek <jakub@redhat.com>
4905 PR tree-optimization/70354
4906 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4907 oprnd0 is wider than oprnd1 and there is a cast from the wider
4908 type to oprnd1, mask it with the mask of the narrower type.
4911 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
4912 Optimize TARGET_STV splitters, if high or low word of last argument
4915 2016-03-22 Jeff Law <law@redhat.com>
4918 tree-ssa-threadbackward.c
4919 (fsm_find_control_statement_thread_paths): Correctly distinguish
4920 between old style jump threads vs FSM jump threads.
4922 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
4925 * config/i386/i386.c (scalar_chain::convert_op): Support
4926 uninitialized register usage case.
4928 2016-03-22 Richard Biener <rguenther@suse.de>
4931 * genmatch.c (gen_transform): Adjust last parameter to a three-state
4933 (capture::gen_transform): ... to change behavior when substituting
4934 a condition into cond or not-cond expr context.
4935 (dt_simplify::gen_1): Adjust.
4936 * gimple-match-head.c: Include gimplify.h for unshare_expr.
4937 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
4938 last change and instead change to
4939 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
4940 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
4942 2016-03-22 Anthony Green <green@moxielogic.com>
4944 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
4945 issue for moxiebox targets.
4946 (CC1PLUS_SPEC): Ditto.
4948 2016-03-22 Richard Biener <rguenther@suse.de>
4951 * fold-const.c (extract_muldiv_1): Properly perform multiplication
4954 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
4956 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
4958 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
4961 * config/i386/i386.c (def_builtin): Handle
4962 OPTION_MASK_ISA_AVX512VL to be and-ed with other
4964 (const struct builtin_description bdesc_special_args[]):
4965 Remove duplicate ISA bits.
4967 2016-03-22 Jakub Jelinek <jakub@redhat.com>
4970 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
4971 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
4972 in a way that works also for AVX512BW.
4975 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
4976 instead of source if operands[1] is xmm16 and above and
4977 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
4978 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
4981 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
4982 on assign if (*from_p) is a comparison, set it to
4983 TREE_NO_WARNING (*from_p).
4985 2016-03-21 Jakub Jelinek <jakub@redhat.com>
4988 * lra.c (restore_scratches): Ignore deleted insns.
4990 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
4991 Jakub Jelinek <jakub@redhat.com>
4993 PR tree-optimization/70317
4994 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
4997 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5000 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5001 of ix86_expand_move.
5003 (movti): Use general_operand for operand 1 predicate.
5005 2016-03-21 Martin Liska <mliska@suse.cz>
5007 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5009 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5011 2016-03-21 Martin Liska <mliska@suse.cz>
5014 * ipa-icf.c (sem_function::parse): Skip static
5015 constructors and destructors.
5017 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5020 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5021 function-like macro, peek following token(s) if it is followed
5022 by CPP_OPEN_PAREN token with optional padding in between, and
5023 if not, don't treat it like a macro.
5025 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5026 Alexander Monakov <amonakov@ispras.ru>
5028 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5029 for the stabs debug format.
5031 2016-03-21 Richard Biener <rguenther@suse.de>
5033 PR tree-optimization/70310
5034 * tree-vect-generic.c (expand_vector_condition): Fold the built
5037 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5040 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5041 Block third alternative for AVX-512VL target,
5043 2016-03-21 Martin Liska <mliska@suse.cz>
5046 * hsa-brig.c (emit_function_directives): Mark unemitted
5047 global variables for emission.
5048 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5049 (get_symbol_for_decl): Likewise.
5050 * hsa.h (struct hsa_symbol): New flag.
5052 2016-03-21 Richard Biener <rguenther@suse.de>
5054 PR tree-optimization/70288
5055 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5056 we do not estimate unsimplified all-constant conditionals or
5057 switches as optimized away.
5059 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5061 PR rtl-optimization/69102
5062 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5063 when we have a readonly dependency context.
5065 2016-03-18 Jeff Law <law@redhat.com>
5067 PR rtl-optimization/70263
5068 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5069 (update_equiv_regs): When trying to move a store to after the insn
5070 that sets the source of the store, make sure the store occurs after
5071 the insn that sets the source of the store. When successful note
5072 the REG_EQUIV note created in the dump file.
5074 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5075 Bernd Schmidt <bschmidt@redhat.com>
5077 * doc/extend.texi: Document more potential problems with basic asms.
5079 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5081 PR rtl-optimization/70278
5082 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5085 2016-03-18 Jason Merrill <jason@redhat.com>
5087 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5089 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5091 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5092 values to 128b regs.
5094 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5096 PR tree-optimization/70252
5097 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5098 boolean vector has a proper number of elements.
5099 (supportable_narrowing_operation): Likewise.
5101 2016-03-18 Tom de Vries <tom@codesourcery.com>
5104 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5106 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5108 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5109 instead of replace_rtx for DEBUG_INSNs.
5111 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5113 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5114 load type reservations.
5116 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5119 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5120 define_constraint for "Q" and "T" constraints.
5122 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5124 Tweak the pipeline model for Exynos M1
5126 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5129 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5132 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5133 where one or both locations aren't within a line_map.
5135 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5138 * opts.c (finish_options): Don't set flag_pie to the default if
5139 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5142 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5144 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5145 true as ALL_REGS argument to replace_rtx.
5147 2016-03-17 Richard Biener <rguenther@suse.de>
5150 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5153 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5156 * rtl.h (replace_rtx): Add ALL_REGS argument.
5157 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5158 equality and assert mode is the same, instead of just rtx pointer
5160 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5161 true as ALL_REGS argument to replace_rtx.
5163 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5165 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5166 for boolean vector with vector mode only.
5167 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5169 2016-03-17 Nick Clifton <nickc@redhat.com>
5172 * config/rx/rx.c (rx_print_integer): Print negative constants in
5175 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5178 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5180 2016-03-16 Richard Henderson <rth@redhat.com>
5181 Richard Biener <rguenth@suse.de>
5186 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5187 first operand as is_gimple_condexpr.
5192 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5193 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5194 Do not gimplify the result.
5195 (do_unop): Adjust call to tree_vec_extract.
5196 (do_binop): Likewise.
5197 (do_compare): Likewise.
5198 (do_plus_minus): Likewise.
5199 (do_negate): Likewise.
5200 (expand_vector_condition): Likewise.
5201 (do_cond): Likewise.
5203 2016-03-16 Richard Henderson <rth@redhat.com>
5206 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5207 (aarch64_classify_address): Use it.
5208 (aarch64_legitimize_address): Force all subexpressions of PLUS
5209 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5211 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5212 Richard Biener <rguenth@suse.de>
5215 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5216 return to even if only REGNO is equal, and assert
5219 2016-03-11 Jeff Law <law@redhat.com>
5221 PR rtl-optimization/70224
5222 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5224 2016-03-16 Richard Henderson <rth@redhat.com>
5227 * function.h (struct function): Add has_forced_label_in_static.
5228 * gimplify.c (force_labels_r): Set it.
5229 * lto-streamer-in.c (input_struct_function_base): Read it.
5230 * lto-streamer-out.c (output_struct_function_base): Write it.
5231 * tree-inline.c (has_label_address_in_static_1): Remove.
5232 (copy_forbidden): Remove fndecl parameter; test
5233 has_forced_label_in_static.
5234 (inline_forbidden_p): Update call to copy_forbidden.
5235 (tree_versionable_function_p): Likewise.
5236 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5237 (chkp_versioning): Likewise.
5238 * tree-inline.h (copy_forbidden): Update decl.
5240 2016-03-16 Marek Polacek <polacek@redhat.com>
5243 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5244 function being thunked if the result type doesn't have fixed size.
5245 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5246 doesn't have fixed size.
5248 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5250 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5251 reporting malformed loop nest.
5253 2016-03-16 Tom de Vries <tom@codesourcery.com>
5256 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5257 nodes.length () == 1 test to before first nodes[0] access.
5259 2016-03-16 Tom de Vries <tom@codesourcery.com>
5261 PR tree-optimization/68715
5262 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5265 2016-03-16 Tom de Vries <tom@codesourcery.com>
5267 PR tree-optimization/68809
5268 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5271 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5272 Sandra Loosemore <sandra@codesourcery.com>
5274 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5275 on leaf attribute. Mention ELF interposition problems.
5277 2016-03-16 Alan Modra <amodra@gmail.com>
5279 PR rtl-optimization/69195
5280 PR rtl-optimization/47992
5281 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5284 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5287 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5289 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5291 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5293 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5295 PR rtl-optimization/70222
5296 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5297 optimization if mode is different from result_mode, queue up masking
5298 of the result in outer_op. Formatting fix.
5301 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5304 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5306 PR rtl-optimization/69032
5307 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5308 looping backwards over basic block insns.
5310 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5313 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5314 to non-speculative when propagating trap bits.
5316 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5318 PR rtl-optimization/63384
5319 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5322 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5325 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5326 factored out from ...
5327 (sched_analyze_insn): ... here.
5328 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5329 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5330 get_implicit_reg_pending_clobbers in it.
5331 (setup_id_reg_sets): Use setup_id_implicit_regs.
5332 (deps_init_id): Ditto.
5334 2016-03-15 Tom de Vries <tom@codesourcery.com>
5337 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5339 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5340 execute_function_dump.
5341 (execute_one_pass): Don't dump function if it will be dumped after ipa
5344 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5346 * genrecog.c (match_pattern_2): If pred is NULL don't call
5347 safe_predicate_mode on it.
5349 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5352 * lra-constraints.c (delete_move_and_clobber): Change assertion
5353 to also allow dregno == 0.
5355 2016-03-14 Richard Henderson <rth@redhat.com>
5358 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5359 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5360 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5361 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5364 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5367 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5369 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5371 * lra-constraints.c (split_reg): For hard regs, try to find the
5372 biggest single-register mode used in the function.
5374 2016-03-14 Richard Biener <rguenther@suse.de>
5376 PR tree-optimization/56365
5377 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5378 constants to compare against.
5380 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5383 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5384 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5385 (define_split for the GPR case): Use int_reg_operand instead of
5386 gpc_reg_operand for the output.
5388 2016-03-14 Tom de Vries <tom@codesourcery.com>
5390 PR tree-optimization/70045
5391 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5392 create_empty_if_region_on_edge argument.
5394 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5396 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5397 (STACK_CHECK_PROTECT): Likewise.
5398 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5399 (STACK_CHECK_PROTECT): Likewise.
5400 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5401 (STACK_CHECK_PROTECT): Likewise.
5402 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5403 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5404 (STACK_CHECK_PROTECT): Likewise.
5406 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5408 PR rtl-optimization/69307
5409 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5410 registers in modes that span more than one register.
5412 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5415 * lra-constraints.c (delete_move_and_clobber): New.
5416 (remove_inheritance_pseudos): Use it.
5418 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5421 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5422 the libcall is LCT_THROW.
5423 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5424 for the checking routine.
5426 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5429 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5430 optimization if we have direct move.
5431 (roundu32<mode>2_fprs): Likewise.
5433 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5436 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5438 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5439 Arguments swapped. All callers changed. Take reg_renumber into
5440 account, and Calculate and compare register ranges for hard regs.
5442 2016-03-11 Jeff Law <law@redhat.com>
5444 PR tree-optimization/70190
5445 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5446 Handle cases where we can not extract the taken edge, even though we
5447 found a constant value.
5449 PR tree-optimization/64058
5450 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5451 (num_coalesce_pairs): Move up earlier in file.
5452 (find_coalesce_pair): Initialize the INDEX field for each pair
5454 (compare_pairs): No longer sort on the elements in each pair.
5455 Instead break ties with the index of the coalesce pair.
5457 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5460 * config/aarch64/aarch64-protos.h
5461 (aarch64_save_restore_target_globals): New prototype.
5462 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5463 Call the above when popping pragma.
5464 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5466 (aarch64_set_current_function): Rewrite using the above.
5468 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5470 PR tree-optimization/70177
5471 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5472 (extract_ops_from_tree): ... this. In the 2 argument
5473 overload remove _1 suffix.
5474 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5475 (extract_ops_from_tree): ... this.
5476 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5478 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5479 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5480 extract_ops_from_tree instead of 2 operand one.
5482 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5484 PR tree-optimization/70013
5485 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5486 for constant-pool entries.
5488 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5490 PR rtl-optimization/70174
5491 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5492 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5494 PR tree-optimization/70169
5495 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5496 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5499 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5500 Jakub Jelinek <jakub@redhat.com>
5503 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5504 of uninitialized values.
5506 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5508 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5510 ("*trunctddd2"): New pattern definition.
5511 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5514 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5516 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5517 definitions for BFP and DFP rounding modes.
5518 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5519 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5520 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5521 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5524 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5526 * config/s390/constraints.md: Adjust comment.
5527 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5528 s390_decompose_addrstyle_without_index.
5529 * config/s390/predicates.md (shift_count_or_setmem_operand):
5530 Rename to setmem_operand.
5531 * config/s390/s390-protos.h
5532 (s390_decompose_shift_count): Rename to
5533 s390_decompose_addrstyle_without_index.
5534 * config/s390/s390.c (s390_decompose_shift_count)
5535 (s390_mem_constraint, print_shift_count_operand)
5536 (print_operand_address, print_operand): Rename
5537 s390_decompose_shift_count to
5538 s390_decompose_addrstyle_without_index and rename
5539 print_shift_count_operand to print_addrstyle_operand troughout the
5541 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5542 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5543 Rename shift_count_or_setmem_operand to setmem_operand.
5544 * config/s390/vx-builtins.md ("vec_insert<mode>")
5545 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5548 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5551 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5552 Handle overlapping retval and newval.
5554 2016-03-10 Nick Clifton <nickc@redhat.com>
5557 * config/aarch64/aarch64.c
5558 (aarch64_override_options_after_change_1): When forcing
5559 flag_omit_frame_pointer to be true, use a special value that can
5560 be detected if this function is called again, thus preventing
5561 flag_omit_leaf_frame_pointer from being forced to be false.
5563 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5565 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5566 Set x_flag_omit_leaf_frame_pointer when handling
5567 -momit-leaf-frame-pointer.
5569 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5572 * cgraph.c (cgraph_node::dump): Dump split_part and
5573 indirect_call_target.
5574 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5575 * ipa.c (has_addr_references_p): Cleanup.
5576 (is_indirect_call_target_p): New.
5577 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5578 called indirectly as local.
5579 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5581 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5584 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5585 on cxa_pure_virtual.
5587 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5590 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5592 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5595 * tree.c (need_assembler_name_p): Only record main variant type names.
5597 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5600 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5601 Always define to 0 or 1.
5602 (TARGET_FIX_ERR_A53_843419): New macro.
5603 * config/aarch64/aarch64-elf-raw.h
5604 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5605 * config/aarch64/aarch64-linux.h: Likewise.
5606 * config/aarch64/aarch64.c
5607 (aarch64_override_options_after_change_1): Do not default
5608 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5610 (aarch64_attributes): Handle fix-cortex-a53-843419.
5611 (aarch64_can_inline_p): Likewise.
5612 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5614 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5615 Jakub Jelinek <jakub@redhat.com>
5617 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5618 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5619 DECL_COMMONS if flag_unconstrained_commons is set.
5620 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5621 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5622 (funconstrained-commons): Document.
5624 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5626 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5627 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5629 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5631 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5632 has a proper number of elements.
5634 2016-03-10 Alan Modra <amodra@gmail.com>
5636 PR rtl-optimization/69195
5637 PR rtl-optimization/47992
5638 * ira.c (recorded_label_ref): Delete.
5639 (update_equiv_regs): Return void.
5640 (indirect_jump_optimize): New function.
5641 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5642 before regstat_compute_ri. Don't rebuild_jump_labels here.
5643 Delete update_regstat.
5645 2016-03-10 Richard Biener <rguenther@suse.de>
5647 PR tree-optimization/70128
5648 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5649 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
5651 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5653 PR tree-optimization/70152
5654 * tree-sra.c (replace_removed_params_ssa_names): Copy over
5655 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
5658 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
5659 instead of gen_sse2_loadlpd.
5660 * config/i386/sse.md (*vec_concatv2df): Rename to...
5661 (vec_concatv2df): ... this.
5663 PR tree-optimization/70127
5664 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
5666 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5670 * diagnostic-show-locus.c (compatible_locations_p): New function.
5671 (layout::layout): Sanitize ranges using compatible_locations_p.
5673 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5677 * diagnostic-show-locus.c (layout_range::layout_range): Replace
5678 location_range param with three const expanded_locations * and a
5680 (layout::layout): Replace call to
5681 rich_location::lazily_expand_location with get_expanded_location.
5682 Extract the range and perform location expansion here, passing
5683 the results to the layout_range ctor.
5684 * diagnostic.c (source_range::debug): Delete.
5685 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
5686 of rich_location::get_expanded_location.
5687 * gcc-rich-location.c (get_range_for_expr): Delete.
5688 (gcc_rich_location::add_expr): Reimplement to avoid the
5689 rich_location::add_range overload that took a location_range,
5690 passing a location_t instead.
5692 2016-03-09 Richard Biener <rguenther@suse.de>
5693 Jakub Jelinek <jakub@redhat.com>
5695 PR tree-optimization/70138
5696 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5697 Also skip vect_double_reduction_def.
5699 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5702 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
5703 if the operand is "m".
5705 2016-03-09 Nathan Sidwell <nathan@acm.org>
5707 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
5709 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5711 * config/i386/i386.c (processor_target_table): Fix cost table
5712 intialization order for znver1.
5714 2016-03-08 Jakub Jelinek <jakub@redhat.com>
5716 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
5717 - becuase -> because.
5718 * ipa-reference.c (ignore_module_statics): Likewise.
5719 * cgraph.c (cgraph_node::get_body): Likewise.
5720 * ipa-inline.c (early_inliner): Likewise.
5721 * ipa-devirt.c (types_same_for_odr): Likewise.
5722 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
5723 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
5725 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5727 * tree-ssa-math-opts.c: Fix typo in comment.
5729 2016-03-08 Jakub Jelinek <jakub@redhat.com>
5732 * config/i386/i386.c (scalar_chain::make_vector_copies,
5733 scalar_chain::convert_reg): Call end_sequence in between
5734 get_insns and emit_conversion_insns rather than after both
5737 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
5740 * config/i386/i386.h (machine_function): Add
5741 pc_thunk_call_expanded flag.
5742 (ix86_pc_thunk_call_expanded): New define.
5743 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
5744 (*set_got): Rename insn pattern from set_got.
5745 (*set_got_labelled): Rename inst pattern from set_got_labelled.
5746 * config/i386/i386.c (ix86_compute_frame_layout): Use
5747 ix86_pc_thunk_call_expanded to prevent red-zone.
5749 2016-03-07 Martin Jambor <mjambor@suse.cz>
5751 * hsa.h (hsa_get_ctor_statements): Declare.
5752 (hsa_get_dtor_statements): Likewise.
5753 (hsa_get_kernel_dispatch_type): Likewise.
5754 * hsa.c (hsa_get_ctor_statements): New function.
5755 (hsa_get_dtor_statements): Likewise.
5756 (hsa_get_kernel_dispatch_type): Likewise.
5757 * hsa-brig.c (hsa_cdtor_statements): Removed.
5758 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
5759 hsa_get_dtor_statements.
5760 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
5761 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
5763 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
5765 * config/arm/arm-cores.def (cortex-r8): New.
5766 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
5767 * config/arm/arm-tune.md: Likewise.
5768 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
5770 2016-03-07 Martin Sebor <msebor@redhat.com>
5772 PR rtl-optimization/19705
5773 * doc/invoke.texi (Options That Control Optimization): Clarify
5774 -fno-branch-count-reg.
5776 2016-02-26 Richard Biener <rguenther@suse.de>
5777 Jeff Law <law@redhat.com>
5779 PR tree-optimization/69740
5780 * cfghooks.c (remove_edge): Request loop fixups if we delete
5781 an edge that might turn an irreducible loop into a natural
5783 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
5784 Move after definition of loops_state_clear.
5786 2016-03-07 Bin Cheng <bin.cheng@arm.com>
5788 PR rtl-optimization/69052
5789 * rtlanal.c (commutative_operand_precedence): Set higher precedence
5792 2016-03-07 Tom de Vries <tom@codesourcery.com>
5794 PR tree-optimization/70116
5795 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
5796 is_tm_ending stmts and ubsan/asan internal functions.
5797 (find_duplicate): Use it. Don't test is_tm_ending here.
5799 2016-03-07 Richard Biener <rguenther@suse.de>
5801 PR tree-optimization/70115
5802 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
5803 (propagate_constants_for_unrolling): Use replace_uses_by.
5805 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
5808 * omp-low.c (struct oacc_loop): Add ifns.
5809 (new_oacc_loop_raw): Initialize it.
5810 (finish_oacc_loop): Clear mask & flags if no ifns.
5811 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
5812 (oacc_loop_xform_loop): Add ifns arg & adjust.
5813 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
5815 2016-03-07 Richard Henderson <rth@redhat.com>
5818 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
5819 (insert_value_copy_on_edge): Likewise.
5821 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5823 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
5825 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5828 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
5830 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5832 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
5834 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5836 Fix sseimul type attribute.
5837 * config/i386/znver1.md
5838 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
5839 znver1_sseimul_avx256_load) : Fix the type attribute.
5840 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
5841 pipe usage and latency.
5843 2016-03-05 Jakub Jelinek <jakub@redhat.com>
5846 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
5847 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
5850 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
5853 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
5855 PR rtl-optimization/69941
5856 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
5857 the reg share its mode.
5859 2016-03-04 Jeff Law <law@redhat.com>
5861 PR tree-optimization/69196
5862 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5863 If the both SSA_NAMEs are anonymous, then consider them unassociated
5864 and include the PHI in the statement count.
5866 2016-03-05 Tom de Vries <tom@codesourcery.com>
5868 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
5869 construct in oacc routine. Check for oacc region in oacc routine.
5871 2016-03-04 Jakub Jelinek <jakub@redhat.com>
5874 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
5875 2016-02-22 changes, instead don't recurse if RECUR is already true.
5876 Don't change *dynamic_check if RECUR. Adjust recursive caller
5877 to pass true to the new argument.
5878 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
5881 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5882 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
5884 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
5886 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
5888 PR rtl-optimization/57676
5889 * lra-assigns.c (lra_assign): Guard test for maximum iterations
5892 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
5894 * tree-vect-patterns.c (search_type_for_mask): Handle
5895 comparison of booleans.
5897 2016-03-04 Jakub Jelinek <jakub@redhat.com>
5899 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
5903 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
5904 all other ops that have dw_val_class_die_ref operands,
5905 and DW_OP_GNU_entry_value.
5907 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5909 PR rtl-optimization/69904
5910 * config/arm/arm.c (arm_cannot_copy_insn_p):
5911 Return true for load-exclusive instructions.
5913 2016-03-03 Jakub Jelinek <jakub@redhat.com>
5916 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
5917 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
5918 the pattern no matter if it is used just by non-pattern, pattern
5920 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
5921 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5922 oprnd1 def_stmt is in pattern, don't look through it.
5924 2016-03-03 Marek Polacek <polacek@redhat.com>
5927 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
5929 2016-03-03 Martin Liska <mliska@suse.cz>
5931 PR tree-optimization/70043
5932 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
5933 previous statement if we see a debug statement.
5935 2016-03-03 Richard Biener <rguenther@suse.de>
5937 PR tree-optimization/55936
5938 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
5939 parameter and guard unsafe equivalence use.
5940 (vrp_evaluate_conditional_warnv_with_ops): Always use
5941 safe equivalences but not via the quadratic compare_names
5944 2016-03-03 Michael Collison <michael.collison@linaro.org>
5947 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
5948 for operand 1 to s_register_operand. Change predicate for operand
5949 2 to arm_not_immediate_operand.
5951 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
5953 * doc/tm.texi: Regenerated.
5955 2016-03-02 Richard Henderson <rth@redhat.com>
5958 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
5959 simplification when all args are positive non-fixed registers.
5961 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5963 * target.def (lra_p): Specify that new ports should use LRA.
5965 2016-03-02 Jakub Jelinek <jakub@redhat.com>
5968 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
5969 gimplify_type_sizes the type they refer to.
5970 (omp_notice_variable): Handle reference vars to VLAs.
5971 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
5972 reference to VLA decls in the second pass instead of first pass.
5974 2016-03-02 Tom de Vries <tom@codesourcery.com>
5976 PR tree-optimization/68659
5977 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
5978 new_expr == NULL_TREE.
5979 (get_new_name): Handle ADDR_EXPR.
5981 2016-03-02 Bin Cheng <bin.cheng@arm.com>
5983 PR rtl-optimization/69052
5984 * loop-invariant.c (canonicalize_address): New function.
5985 (inv_can_prop_to_addr_use): Check validity of address expression
5986 which is canonicalized by above function.
5988 2016-03-02 Alan Modra <amodra@gmail.com>
5991 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
5994 2016-03-02 Jakub Jelinek <jakub@redhat.com>
5997 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
5998 (*movhi_internal): Put mask moves from and to memory separately
5999 from moves from/to GPRs.
6001 2016-03-02 Richard Biener <rguenther@suse.de>
6003 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6004 GENERIC expressions in GIMPLE.
6006 2016-03-02 Richard Biener <rguenther@suse.de>
6008 * config/i386/i386.c (type_natural_mode): Fix typo.
6010 2016-03-02 Nick Clifton <nickc@redhat.com>
6012 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6014 2016-03-02 Richard Biener <rguenther@suse.de>
6015 Uros Bizjak <ubizjak@gmail.com>
6018 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6020 2016-03-02 Richard Biener <rguenther@suse.de>
6023 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6025 2016-03-02 Marek Polacek <polacek@redhat.com>
6028 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6029 "is promoted to" warning.
6031 2016-03-01 DJ Delorie <dj@redhat.com>
6033 * config.gcc: Deprecate mep-*.
6035 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6038 * lra-constraints.c (regno_val_use_in): New.
6039 (match_reload): Use it instead of regno_use_in.
6041 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6043 PR rtl-optimization/70007
6044 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6045 references present in REG_EQUAL notes attached to non-SET patterns.
6047 2016-03-01 Jeff Law <law@redhat.com>
6049 PR tree-optimization/69196
6050 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6051 Appropriately clamp the number of statements to copy when the
6052 thread path does not traverse a loop backedge.
6054 PR tree-optimization/69196
6055 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6056 Do count some PHIs in the thread path against the insn count. Decrease
6057 final statement count by one as the control statement in the last
6058 block will get removed. Remove special cased code for handling PHIs
6061 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6064 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6065 asm dialect alternatives to explicit GOTPCREL calls.
6067 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6070 * ira.c (do_reload): Issue warning for generic stack checking here...
6071 * reload1.c (reload): ...instead of here and streamline it.
6073 2016-03-01 Nick Clifton <nickc@redhat.com>
6075 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6077 2016-03-01 Richard Biener <rguenther@suse.de>
6079 PR tree-optimization/69983
6080 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6081 types and fall back to operand_equal_p.
6083 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6086 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6088 * config/s390/constraints.md ("jm8"): New constraint.
6089 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6091 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6093 ("*setmem_long<setmem_and>"): New pattern.
6094 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6096 ("*setmem_long_31z<setmem_and>"): New pattern.
6097 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6098 New substitution rules with the required attributes.
6101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6104 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6106 * gensupport.c (process_substs_on_one_elem): Split loop to
6107 complete mark_operands_used_in_match_dup on all expressions in the
6109 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6110 and remove function.
6112 2016-03-01 Richard Biener <rguenther@suse.de>
6115 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6116 vector BIT_FIELD_REF extract.
6118 2016-03-01 Richard Biener <rguenther@suse.de>
6120 PR tree-optimization/69994
6121 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6123 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6125 PR tree-optimization/69956
6126 * tree-vect-stmts.c (supportable_widening_operation): Support
6127 multi-step conversion of boolean vectors.
6128 (supportable_narrowing_operation): Likewise.
6130 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6132 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6135 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6137 * config/s390/subst.md (DSI_VI): New mode iterator.
6138 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6139 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6140 the insn definition.
6141 ("*vec_set<mode>"): Change predicate and add alternative to
6142 support only either register or const_int operands as element
6144 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6146 ("vec_extract<mode>"): New expander.
6147 ("*vec_extract<mode>"): New insn definition supporting reg and
6148 const_int element selectors.
6149 ("*vec_extract<mode>_plus"): New insn definition supporting
6150 reg+const_int element selectors.
6151 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6152 following expander+insn definition.
6153 ("<vec_shifts_name><mode>3"): New expander.
6154 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6156 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6158 * config/s390/s390.md ("*tabort_1"): Change predicate to
6159 nonmemory_operand. Add a second alternative to cover
6160 register as well as const int operands.
6161 ("*tabort_1_plus"): New pattern definition.
6163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6165 * config/s390/s390.md ("*ashrdi3_cc_31")
6166 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6167 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6168 Merge insn definitions into ...
6169 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6170 New pattern definition.
6171 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6172 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6173 ("*ashr<mode>3_and"): Merge insn definitions into ...
6174 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6175 New pattern definition.
6176 * config/s390/subst.md ("addr_style_op_cc_subst")
6177 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6178 substitutions patterns plus attributes.
6179 Add ashiftrt to SUBST iterator.
6181 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6183 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6184 op2 to nonmemory_operand.
6185 ("*<shift>di3_31", "*<shift>di3_31_and"):
6186 Merge into single pattern definition ...
6187 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6188 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6189 pattern definition ...
6190 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6191 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6194 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6196 * config/s390/predicates.md (const_int_6bitset_operand): New
6198 * config/s390/s390.md: Include subst.md.
6199 ("rotl<mode>3"): New expander.
6200 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6202 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6203 * config/s390/subst.md: New file.
6205 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6207 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6208 Remove RRR type. It doesn't really exist.
6209 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6211 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6212 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6213 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6214 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6215 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6216 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6217 `enabled' attribute.
6219 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6221 * gensupport.c (process_substs_on_one_elem): Split loop to
6222 complete mark_operands_used_in_match_dup on all expressions in the
6224 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6225 and remove function.
6227 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6230 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6231 (CEIL_NWORDS): ...this. Use CEIL macro.
6232 (compute_fp_layout): Adjust to above renaming.
6233 (function_arg_union_value): Likewise.
6234 (sparc_arg_partial_bytes): Likewise.
6235 (sparc_function_arg_advance): Likewise.
6237 2016-02-29 Jeff Law <law@redhat.com>
6239 PR tree-optimization/70005
6240 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6241 where an object with a boolean range is compared against a value
6244 PR tree-optimization/69999
6245 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6246 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6249 2016-02-29 Richard Biener <rguenther@suse.de>
6251 PR tree-optimization/69994
6252 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6253 (get_unary_op): Look through nop conversions.
6254 (ops_equal_values_p): New function, look for equality diregarding
6256 (eliminate_plus_minus_pair): Use ops_equal_values_p
6257 (repropagate_negates): Do not use get_unary_op here.
6259 2016-02-29 Martin Liska <mliska@suse.cz>
6261 * system.h: Poison ENABLE_CHECKING macro.
6263 2016-02-29 Martin Liska <mliska@suse.cz>
6265 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6266 is presented in dump flags.
6267 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6268 (hsa_regalloc): Likewise.
6270 2016-02-19 Richard Biener <rguenther@suse.de>
6272 PR tree-optimization/69980
6273 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6274 permutation of those we need to keep.
6276 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6279 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6280 (NWORDS_UP): ...this
6281 (init_cumulative_args): Minor tweaks.
6282 (sparc_promote_function_mode): Likewise.
6283 (scan_record_type): Delete.
6284 (traverse_record_type): New function template.
6285 (classify_data_t): New structure type.
6286 (classify_registers): New inline function.
6287 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6288 exhausted. Instantiate traverse_record_type on classify_registers and
6289 deal with the case of a structure passed in slot #15 with no FP field
6291 (assign_data_t): New structure type.
6292 (compute_int_layout): New static function.
6293 (compute_fp_layout): Likewise.
6294 (count_registers): New inline function.
6295 (assign_int_registers): New static function.
6296 (assign_fp_registers): Likewise.
6297 (assign_registers): New inline function.
6298 (function_arg_record_value_1): Delete.
6299 (function_arg_record_value_2): Likewise.
6300 (function_arg_record_value_3): Likewise.
6301 (function_arg_record_value): Adjust to above changes. Instantiate
6302 traverse_record_type on count_registers to first count the number of
6303 registers to be used and then on assign_registers to assign them.
6304 (function_arg_union_value): Adjust to above renaming.
6305 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6306 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6307 case of a structure passed in slot #15
6308 (sparc_function_arg_advance): Likewise.
6309 (function_arg_padding): Minor tweak.
6311 2016-02-29 Richard Biener <rguenther@suse.de>
6313 PR tree-optimization/69720
6314 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6315 the adjustment_def path for possibly vectorized defs.
6316 (vect_create_epilog_for_reduction): Handle vectorized initial
6319 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6321 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6323 2016-02-27 Jeff Law <law@redhat.com>
6326 2016-02-26 Richard Biener <rguenther@suse.de>
6327 Jeff Law <law@redhat.com>
6329 PR tree-optimization/69740
6330 * cfghooks.c (remove_edge): Request loop fixups if we delete
6331 an edge that might turn an irreducible loop into a natural
6334 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6336 PR rtl-optimization/69896
6337 * tree-vect-generic.c (get_compute_type): Avoid single element
6340 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6342 Rename the AArch64 tuning option and related functions to enable the
6343 Newton series for the reciprocal square root to reflect its
6344 approximative characteristic.
6346 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6347 function to "aarch64_emit_approx_rsqrt".
6348 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6349 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6350 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6351 (xgene1_tunings): Likewise.
6352 (use_rsqrt_p): Likewise.
6353 (aarch64_emit_swrsqrt): Use new function name.
6354 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6355 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6356 text explaining this option.
6357 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6359 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6362 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6363 complain about -mallow-movmisalign without -mvsx if
6364 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6366 2016-02-26 Joel Sherrill <joel@rtems.org>
6368 * config.gcc: Add x86_64-*-rtems*.
6369 * gcc/config/i386/rtems-64.h: New file.
6371 2016-02-26 Joel Sherrill <joel@rtems.org>
6373 * config.gcc: Add aarch64-*-rtems*.
6374 * gcc/config/aarch64/rtems.h: New file.
6376 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6379 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6380 shift amount using %h. Add comment.
6382 2016-02-26 Richard Biener <rguenther@suse.de>
6383 Jeff Law <law@redhat.com>
6385 PR tree-optimization/69740
6386 * cfghooks.c (remove_edge): Request loop fixups if we delete
6387 an edge that might turn an irreducible loop into a natural
6390 2016-02-26 Martin Jambor <mjambor@suse.cz>
6393 * tree-sra.c (sra_modify_assign): Do not remove loads of
6394 uninitialized aggregates to SSA_NAMEs.
6396 2016-02-26 Richard Henderson <rth@redhat.com>
6399 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6400 pseudo in case the target rtx matches the source of the left
6403 2016-02-26 Martin Jambor <mjambor@suse.cz>
6406 * hsa.h (hsa_type_packed_p): Declare.
6407 * hsa.c (hsa_type_packed_p): New function.
6408 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6410 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6411 * hsa-brig.c (emit_basic_insn): Likewise.
6413 2016-02-26 Martin Jambor <mjambor@suse.cz>
6416 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6418 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6420 2016-02-26 Martin Jambor <mjambor@suse.cz>
6422 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6423 hsa_op_with_type operands.
6424 (hsa_unsigned_type_for_type): Declare.
6425 * hsa.c (hsa_unsigned_type_for_type): New function.
6426 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6427 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6428 the finalizer. Do not emit extra move.
6430 2016-02-26 Martin Jambor <mjambor@suse.cz>
6432 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6433 atomic operations in private segment.
6435 2016-02-26 Martin Jambor <mjambor@suse.cz>
6437 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6438 statements to wi->info. Also disallow omp simd constructs.
6439 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6440 for not gridifying. Dump special string for omp_for.
6442 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6445 * config/aarch64/aarch64.c (aarch64_set_current_function):
6446 Save/restore target globals when switching to
6447 target_option_default_node.
6449 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6452 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6453 Return 0 if !SHIFT_COUNT_TRUNCATED.
6455 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6456 Eric Botcazou <ebotcazou@adacore.com>
6458 PR rtl-optimization/69891
6459 * dse.c (scan_insn): If we can't figure out memset arguments
6460 or they are non-constant, call clear_rhs_from_active_local_stores.
6462 2016-02-26 Martin Liska <mliska@suse.cz>
6464 * doc/extend.texi: Mention clog10, clog10f an clog10l
6465 in Builtins section.
6467 2016-02-26 Martin Liska <mliska@suse.cz>
6469 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6471 (resolve_args_picking_1): Likewise.
6472 * dwarf2out.h (struct GTY): Likewise.
6474 2016-02-26 Martin Liska <mliska@suse.cz>
6476 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6478 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6480 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6481 Martin Liska <mliska@suse.cz>
6483 * doc/install.texi: Mention --enable-valgrind-annotations.
6485 2016-02-26 Richard Biener <rguenther@suse.de>
6487 PR tree-optimization/69551
6488 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6489 looking through aliases adjust DECL_PT_UID to refer to the
6490 ultimate alias target.
6492 2016-02-25 Martin Liska <mliska@suse.cz>
6495 * alloc-pool.c (after_memory_report): New variable.
6496 * alloc-pool.h (base_pool_allocator ::release): Do not use
6497 the infrastructure if after_memory_report.
6498 * toplev.c (toplev::main): Mark after memory report.
6500 2016-02-25 Richard Biener <rguenther@suse.de>
6502 PR tree-optimization/48795
6503 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6505 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6508 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6509 offloading is enabled and -fopenacc or -fopenmp is specified.
6510 (CRTOFFLOADEND): Likewise.
6511 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6512 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6513 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6514 (offload_objects_file_name): New static var.
6515 (tool_cleanup): Remove offload_objects_file_name file.
6516 (find_offloadbeginend): Replace with ...
6517 (find_crtoffloadtable): ... this.
6518 (run_gcc): Remove offload_argc and offload_argv.
6519 Get offload_objects_file_name from -foffload-objects=... option.
6520 Read names of object files with offload from this file, pass them to
6521 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6522 don't pass offloadbegin and offloadend to the linker. Don't pass
6523 offload non-LTO files to the linker, because now they're not claimed.
6525 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6528 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6529 on builtin_unreachable.
6531 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6533 PR rtl-optimization/69896
6534 * regcprop.c: Include cfgrtl.h.
6535 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6536 than remembered mode, either delete it (if noop_move_p), or
6537 treat like copy_p but not noop_p instruction.
6539 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6542 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6543 - allow NULL decl for Fortran DW_TAG_common_block variables.
6545 2016-02-24 Jason Merrill <jason@redhat.com>
6547 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6549 2016-02-24 Richard Biener <rguenther@suse.de>
6550 Jakub Jelinek <jakub@redhat.com>
6553 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6554 conditionally executed ops to well-defined overflow behavior.
6556 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6559 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6562 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6564 PR rtl-optimization/69886
6565 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6566 argument. Use it when checking validity of set instructions.
6567 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6568 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6570 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6571 * store-motion.c (find_moveable_store): Update
6572 can_assign_to_reg_without_clobbers_p callsite.
6574 2016-02-24 Richard Biener <rguenther@suse.de>
6577 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6579 (record_nonwrapping_iv): Do not fall back to the low/high bound
6580 for non-constant IV bases if the stmt is not always executed.
6582 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6584 * config/arm/arm-cores.def (cortex-a32): New entry.
6585 * config/arm/arm-tables.opt: Regenerate.
6586 * config/arm/arm-tune.md: Regenerate.
6587 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6588 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6589 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6590 for -mcpu and -mtune.
6592 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6595 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6596 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6597 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6598 (atomic_loaddi_1): Delete.
6599 (atomic_loaddi): Rewrite expander using the above changes.
6601 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6604 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6607 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6608 Richard Biener <rguenth@suse.de>
6611 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6612 set_mem_attributes if tem is SSA_NAME which got expanded
6615 2016-02-24 Richard Biener <rguenther@suse.de>
6617 PR tree-optimization/69907
6618 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6619 end of permutations for BB vectorization.
6621 2016-02-24 Christian Bruel <christian.bruel@st.com>
6623 * config/arm/arm-c.c (arm_option_override): Initialize
6624 target_option_current_node.
6625 * config/arm/arm.c (arm_pragma_target_parse): Replace
6626 build_target_option_node call by target_option_current_node.
6627 Set target_option_current_node.
6630 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6633 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6634 define_insn_and_split to define_insn.
6635 (zero_extendqi<mode>2_dot2): Same.
6636 (extendqi<mode>2_dot): Same.
6637 (extendqi<mode>2_dot2): Same.
6639 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6641 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6642 and add bypass for AES{D,E} and AESMC pairs.
6643 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
6646 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6648 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
6649 series for reciprocal square root in Exynos M1.
6651 2016-02-23 Martin Sebor <msebor@redhat.com>
6654 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
6655 __builtin_alloca_with_align.
6657 2016-02-23 Richard Henderson <rth@redhat.com>
6659 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
6660 (ix86_register_pragmas): Remove __seg_tls.
6661 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
6662 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
6663 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
6664 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
6665 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
6666 * doc/extend.texi (__seg_tls): Remove item.
6668 2016-02-23 Richard Biener <rguenther@suse.de>
6670 * alloc-pool.h (struct allocation_object): Make id member
6671 conditional on CHECKING_P again.
6672 (get_instance): Adjust.
6673 (base_pool_allocator): Likewise.
6675 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
6677 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
6678 (parallelize_loops): In OpenACC kernels mode, set n_threads to
6680 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
6682 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
6684 2016-02-23 Richard Biener <rguenther@suse.de>
6686 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
6687 * bitmap.h (struct bitmap_usage): Likewise.
6688 (bitmap_move): Declare.
6689 * bitmap.c (register_overhead): Take size_t argument.
6690 (bitmap_move): New function.
6691 * df-problems.c (df_rd_transfer_function): Use bitmap_move
6692 to properly account overhead.
6693 * tree.c (free_node): Use tree_size.
6695 2016-02-23 Jakub Jelinek <jakub@redhat.com>
6698 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
6699 when inverting comparison.
6702 * common.opt (Wunreachable-code): Add Warning flag.
6704 2016-02-23 Mark Wielaard <mjw@redhat.com>
6705 Jakub Jelinek <jakub@redhat.com>
6708 * cgraphunit.c (check_global_declaration): Check main_input_filename
6709 and DECL_SOURCE_FILE are not NULL.
6711 2016-02-23 Martin Jambor <mjambor@suse.cz>
6713 PR tree-optimization/69666
6714 * tree-sra.c (sra_modify_assign): Do not attempt to create
6715 default_def replacements for unscalarizable regions.
6717 2016-02-20 Mark Wielaard <mjw@redhat.com>
6720 * cgraphunit.c (check_global_declaration): Check level of
6721 warn_unused_const_variable and main_input_filename.
6722 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
6723 (-Wunused-variable): For C implies -Wunused-const-variable=1.
6724 (-Wunused-const-variable): Explain levels 1 and 2.
6726 2016-02-22 Jakub Jelinek <jakub@redhat.com>
6729 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
6730 identical arguments. Formatting and spelling fixes.
6733 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
6738 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
6739 and m68k-devices.def.
6740 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
6741 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
6743 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
6745 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
6746 and HImode registers.
6748 2016-02-22 Richard Biener <rguenther@suse.de>
6750 PR tree-optimization/69882
6751 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
6752 preserve permutations present because of gaps.
6753 (vect_supported_load_permutation_p): Always continue checking
6754 permutations after vect_attempt_slp_rearrange_stmts.
6756 2016-02-22 Bin Cheng <bin.cheng@arm.com>
6758 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
6759 min_profitable_estimate, rather than min_profitable_iters.
6761 2016-02-22 Jakub Jelinek <jakub@redhat.com>
6764 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
6765 SImode for last match_operand.
6767 2016-02-22 Martin Liska <mliska@suse.cz>
6769 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
6770 return bitsize - 1 as the return value.
6772 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
6776 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
6777 Handle negative shift counts.
6778 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
6779 force_reg on the shift constant.
6780 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
6781 (lshrsi3_d): Handle negative shift counts.
6783 2016-02-22 Richard Biener <rguenther@suse.de>
6784 Tom de Vries <tom@codesourcery.com>
6786 * graph.c: Include dumpfile.h.
6787 (print_graph_cfg): Split into three overloads.
6788 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
6790 2016-02-22 Tom de Vries <tom@codesourcery.com>
6792 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
6795 2016-02-22 Richard Biener <rguenther@suse.de>
6798 * ipa-inline-transform.c (inline_call): When not updating
6799 overall summaries adjust self size by the growth estimate.
6800 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
6801 hash-set, do not update overall summaries here. Renamed from ...
6802 (inline_to_all_callers): ... this which is now wrapping the
6803 above and performing delayed overall summary update.
6804 (early_inline_small_functions): Delay updating of the overall
6807 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
6809 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
6812 2016-02-19 Jakub Jelinek <jakub@redhat.com>
6815 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
6816 :%* in %:gt() argument.
6817 (greater_than_spec_func): Adjust for expecting only numbers,
6818 if there are more than two numbers, compare the last two.
6820 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
6822 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
6823 -Wnarrowing with -std.
6825 2016-02-19 Jakub Jelinek <jakub@redhat.com>
6828 * expr.c (store_field): Don't use bit-field path if exp is
6829 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
6830 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
6831 and the assignment can be performed by bitwise copy. Formatting
6835 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
6836 call copy_reg_eh_region_note_forward on before and/or after sequences
6837 and remove note from insn if it no longer can throw.
6840 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
6843 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6845 * config/s390/vector.md: Add missing commutative operand markers
6846 to the patterns which qualify for one.
6847 * config/s390/vx-builtins.md: Likewise.
6849 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6851 * config/s390/vector.md (VI, VI_QHS): Add single element vector
6852 types to mode iterators.
6853 (vec_double): ... and mode attribute.
6854 * config/s390/vx-builtins.md (non_vec_int): Likewise.
6856 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6858 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
6859 Change the predicate of op2 from nonimmediate to general and let
6860 reload fix it if necessary.
6862 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6864 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
6866 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6868 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
6871 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6873 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
6874 * config/s390/s390.c (s390_expand_vec_movstr): New function.
6875 * config/s390/s390.md ("movstr<P:mode>"): Call
6876 s390_expand_vec_movstr.
6878 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6880 * config/s390/s390.md: Add missing output modifier for operand 1
6881 to print it as address properly.
6883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6885 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
6886 * config/s390/2964.md: New file.
6887 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
6888 of insn grouping attributes depending on the CPU level.
6889 (s390_get_unit_mask): New function.
6890 (s390_sched_score): Remove the OOO from the scheduling macros.
6891 Add loop to calculate a score for the instruction mix.
6892 (s390_sched_reorder): Likewise plus improve debug output.
6893 (s390_sched_variable_issue): Rename macros as above. Calculate
6894 the unit distances after actually scheduling an insn. Improve
6896 (s390_sched_init): Clear last_scheduled_unit_distance array.
6897 * config/s390/s390.md: Include 2964.md.
6899 2016-02-18 Jakub Jelinek <jakub@redhat.com>
6902 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
6903 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
6904 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
6905 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
6906 *avx512f_<code>v8div16qi2_mask_1): New insns.
6908 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6911 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
6914 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
6915 earlyclobber from target. Use wF constraint for fused memory
6917 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
6919 2016-02-18 Jakub Jelinek <jakub@redhat.com>
6920 Martin Liska <mliska@suse.cz>
6923 * cfgexpand.c (asan_sanitize_stack_p): New function.
6924 (partition_stack_vars): Use the function.
6925 (expand_stack_vars): Likewise.
6926 (defer_stack_allocation): Likewise.
6927 (expand_used_vars): Likewise.
6929 2016-02-18 Richard Biener <rguenther@suse.de>
6932 * fold-const.c (operand_equal_p): Properly compare offsets for
6933 IMAGPART_EXPR and ARRAY_REF.
6935 2016-02-18 Nick Clifton <nickc@redhat.com>
6939 * config/arm/arm.c (arm_option_override_internal): Disable
6940 interworking if the target does not support thumb instructions.
6941 (arm_reload_in_hi): Handle the case where a register to register
6942 move needs reloading because there is no simple pattern to handle
6944 (arm_reload_out_hi): Likewise.
6946 2016-02-18 Richard Biener <rguenther@suse.de>
6949 * match.pd: Don't use fold_binary or fold_unary for folding
6952 2016-02-17 Jakub Jelinek <jakub@redhat.com>
6955 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
6956 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
6957 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
6958 warn on gimple_no_warning_p statements.
6960 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
6962 * doc/extend.texi (C++ Attributes): Correct description of
6963 warn_unused type attribute.
6965 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6967 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
6968 correct instruction.
6970 2016-02-17 Richard Biener <rguenther@suse.de>
6972 PR rtl-optimization/69609
6973 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
6974 (find_traces_1_round): When ending a trace update cached priority
6976 (bb_to_key): Use cached priority when available.
6977 (copy_bb): Initialize cached priority.
6978 (reorder_basic_blocks_software_trace_cache): Likewise.
6980 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6983 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
6985 (aarch64_comparison_operator): Break overly long line into two.
6986 (aarch64_comparison_operation): Likewise.
6987 * config/aarch64/aarch64.md (cstorecc4): Use
6988 aarch64_comparison_operator_mode instead of
6989 aarch64_comparison_operator.
6990 (cstore<mode>4): Likewise.
6991 (aarch64_cstore<mode>): Likewise.
6992 (*cstoresi_insn_uxtw): Likewise.
6993 (cstore<mode>_neg): Likewise.
6994 (*cstoresi_neg_uxtw): Likewise.
6996 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6999 * config/arm/predicates.md (arm_comparison_operator_mode):
7001 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7002 instead of arm_comparison_operator.
7003 (*mov_negscc): Likewise.
7004 (*mov_notscc): Likewise.
7005 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7006 (*thumb2_mov_negscc): Likewise.
7007 (*thumb2_mov_negscc_strict_it): Likewise.
7008 (*thumb2_mov_notscc): Likewise.
7009 (*thumb2_mov_notscc_strict_it): Likewise.
7011 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7013 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7016 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7018 * config/visium/visium.c (machine_libfunc_index): New enum.
7019 (machine_libfuncs): New structure.
7020 (visium_libfuncs): New static variable.
7021 (TARGET_INIT_LIBFUNCS): Define to...
7022 (visium_init_libfuncs): ...this. New function.
7023 (expand_block_move_4): Use the appropriate libfunc.
7024 (expand_block_move_2): Likewise.
7025 (expand_block_move_1): Likewise.
7026 (expand_block_set_4): Likewise.
7027 (expand_block_set_2): Likewise.
7028 (expand_block_set_1): Likewise.
7029 (visium_trampoline_init): Likewise.
7031 2016-02-17 Nick Clifton <nickc@redhat.com>
7033 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7034 TI's devices.csv file as of March 2016.
7036 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7039 * opts-global.c (handle_common_deferred_options): Introduce and
7040 initialize two global variables to remember command-line options
7041 specifying a stack-limiting register.
7042 * opts.h: Add extern declarations of the two new global variables.
7043 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7044 variable based on the values of the two new global variables.
7046 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7049 * common.opt (Wnonnull-compare): New warning.
7050 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7051 of arguments against NULL.
7052 (-Wnonnull-compare): Document.
7053 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7054 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7055 * passes.def (pass_warn_nonnull_compare): Add.
7056 * gimple-ssa-nonnull-compare.c: New file.
7058 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7060 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7061 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7063 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7065 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7066 reciprocal sqrt for -mlow-precision-recip-sqrt.
7068 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7069 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7071 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7072 always use lane loads to construct non-constant vectors.
7074 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7076 * config/aarch64/aarch64.md
7077 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7078 constraints for operand 3.
7079 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7081 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7082 Richard Biener <rguenther@suse.de>
7084 PR tree-optimization/69820
7085 * tree-vect-patterns.c (type_conversion_p): Return false if
7086 *orig_type is unsigned single precision or boolean.
7087 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7090 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7092 PR rtl-optimization/69764
7093 PR rtl-optimization/69771
7094 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7095 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7097 2016-02-16 Richard Biener <rguenther@suse.de>
7099 PR tree-optimization/69776
7100 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7102 (indirect_refs_may_alias_p): Likewise.
7103 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7104 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7105 according to tbaa_p.
7106 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7107 (optimize_stmt): For redundant store discovery do not allow tbaa.
7109 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7111 PR tree-optimization/69714
7112 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7113 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7115 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7117 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7118 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7119 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7120 * config/arc/arc.c (arc_init): Check FPU options.
7121 (get_arc_condition_code): Handle new CC_FPU* modes.
7122 (arc_select_cc_mode): Likewise.
7123 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7124 register pair only. Allow access for ARCv2 accumulator.
7125 (gen_compare_reg): Whenever we have FPU support use FPU compare
7127 (arc_reorg): Don't generate brcc insns when FPU compare
7128 instructions are involved.
7129 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7130 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7131 floating point emulation.
7132 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7133 (REVERSE_CONDITION): Add new CC_FPU* modes.
7134 (TARGET_FP_SP_BASE): Define.
7135 (TARGET_FP_DP_BASE): Likewise.
7136 (TARGET_FP_SP_FUSED): Likewise.
7137 (TARGET_FP_DP_FUSED): Likewise.
7138 (TARGET_FP_SP_CONV): Likewise.
7139 (TARGET_FP_DP_CONV): Likewise.
7140 (TARGET_FP_SP_SQRT): Likewise.
7141 (TARGET_FP_DP_SQRT): Likewise.
7142 (TARGET_FP_DP_AX): Likewise.
7143 * config/arc/arc.md (ARCV2_ACC): New constant.
7144 (type): New fpu type attribute.
7145 (SDF): Conditional iterator.
7146 (cstore<mode>, cbranch<mode>): Change expand condition.
7147 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7148 handles FPU/FPX cases as well.
7149 * config/arc/arc.opt (mfpu): New option.
7150 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7152 (adddf3, muldf3, subdf3): Removed.
7153 * config/arc/predicates.md (proper_comparison_operator): Recognize
7155 * config/arc/fpu.md: New file.
7156 * doc/invoke.texi (ARC Options): Document mfpu option.
7158 2016-02-16 Richard Biener <rguenther@suse.de>
7160 PR rtl-optimization/69291
7161 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7162 noce_operand_ok check.
7164 2016-02-16 Tom de Vries <tom@codesourcery.com>
7167 * omp-low.c (simd_clone_create): Remove call to
7168 symtab->call_cgraph_insertion_hooks.
7170 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7172 PR tree-optimization/69802
7173 * tree-ssa-reassoc.c (update_range_test): If op is
7174 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7175 op == 1 test of precision 1 integral op, otherwise handle
7176 that case as op itself. Fix up formatting.
7177 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7180 2016-02-16 Richard Biener <rguenther@suse.de>
7182 PR tree-optimization/69586
7183 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7184 types for conversion sources.
7186 2016-02-16 Richard Biener <rguenther@suse.de>
7189 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7190 mask OEP_ADDRESS_OF.
7192 2016-02-16 Alan Modra <amodra@gmail.com>
7195 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7196 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7197 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7199 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7200 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7201 (p8_fmrgow_<mode>): Likewise.
7202 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7204 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7205 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7206 to use movdi_internal64. Remove op0_di.
7207 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7209 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7211 Add support for the FCCMP insn types
7213 * config/aarch64/aarch64.md (fccmp): Change insn type.
7215 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7216 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7217 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7218 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7219 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7220 * config/arm/types.md (fccmps): Add new insn type.
7223 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7225 * alias.c (get_alias_set): Fix a typo in comment.
7227 2016-02-15 Richard Biener <rguenther@suse.de>
7229 PR tree-optimization/69595
7230 * match.pd: Complete range test simplification to true.
7232 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7234 PR rtl-optimization/69648
7235 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7236 pic_offset_table_rtx.
7238 PR rtl-optimization/69752
7239 * ira.c (update_equiv_regs): When looking for more than a single SET,
7240 also take other side effects into account.
7242 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7244 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7245 for z900+ CPUs in 31-bit mode.
7247 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7249 * common/config/s390/s390-common.c (s390_supports_split_stack):
7251 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7252 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7253 * config/s390/s390.c (struct machine_function): New field
7254 split_stack_varargs_pointer.
7255 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7256 in s390_emit_prologue.
7257 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7259 (morestack_ref): New global.
7260 (SPLIT_STACK_AVAILABLE): New macro.
7261 (s390_expand_split_stack_prologue): New function.
7262 (s390_live_on_entry): New function.
7263 (s390_va_start): Use split-stack vararg pointer if appropriate.
7264 (s390_asm_file_end): Emit the split-stack note sections.
7265 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7266 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7267 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7268 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7269 (split_stack_prologue): New expand.
7270 (split_stack_space_check): New expand.
7271 (split_stack_data): New insn.
7272 (split_stack_call): New expand.
7273 (split_stack_call_*): New insn.
7274 (split_stack_cond_call): New expand.
7275 (split_stack_cond_call_*): New insn.
7277 2016-02-15 Richard Biener <rguenther@suse.de>
7279 PR tree-optimization/69783
7280 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7281 Add trivially correct cases.
7283 2016-02-15 Tom de Vries <tom@codesourcery.com>
7286 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7288 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7290 2016-02-15 Richard Biener <rguenther@suse.de>
7292 PR tree-optimization/69776
7293 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7294 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7295 indicate whether we can use TBAA to disambiguate against stores.
7296 Use alias-set zero if not.
7297 (visit_reference_op_store): Do not use TBAA when looking up
7299 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7300 (eliminate_dom_walker::before_dom_children): But not when looking
7301 up redundant stores.
7303 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7305 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7307 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7309 * config/i386/znver1.md
7310 (znver1_pop, znver1_pop_mem,
7311 znver1_load_imov_double_store,
7312 znver1_load_imov_direct_store,
7313 znver1_load_imov_direct_load,
7314 znver1_load_imov_double_load): Add new.
7315 (znver1_insn, znver1_insn_load): Add icmov type.
7317 znver1_sseavx_fma_load,
7319 znver1_avx256_fma_load): Fix pipe usage.
7321 2016-02-14 Alan Modra <amodra@gmail.com>
7324 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7325 with an invalid hard reg, reload just the reg not the entire
7326 pre/post-inc/dec address expression.
7328 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7331 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7332 fixed R1_REG scratch reg.
7333 (sibcall_value_pcrel_fdpic): Likewise.
7335 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7339 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7341 2016-02-12 Walter Lee <walt@tilera.com>
7343 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7344 * config/tilegx/t-tilegx: Likewise.
7346 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7349 * diagnostic-show-locus.c (struct line_span): New struct.
7350 (layout::get_first_line): Delete.
7351 (layout::get_last_line): Delete.
7352 (layout::get_num_line_spans): New member function.
7353 (layout::get_line_span): Likewise.
7354 (layout::print_heading_for_line_span_index_p): Likewise.
7355 (layout::get_expanded_location): Likewise.
7356 (layout::calculate_line_spans): Likewise.
7357 (layout::m_first_line): Delete.
7358 (layout::m_last_line): Delete.
7359 (layout::m_line_spans): New field.
7360 (layout::layout): Update comment. Replace m_first_line and
7361 m_last_line with m_line_spans, replacing their initialization
7362 with a call to calculate_line_spans.
7363 (diagnostic_show_locus): When printing source lines and
7364 annotations, rather than looping over a single span
7365 of lines, instead loop over each line_span within
7366 the layout, with an inner loop over the lines within them.
7367 Call the context's start_span callback when changing line spans.
7368 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7369 (diagnostic_build_prefix): Break out the building of the location
7370 part of the string into...
7371 (diagnostic_get_location_text): ...this new function, rewriting
7372 it from nested ternary expressions to a sequence of "if"
7374 (default_diagnostic_start_span_fn): New function.
7375 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7376 (diagnostic_context::start_span): New field.
7377 (default_diagnostic_start_span_fn): New prototype.
7379 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7382 * gcc.c (driver::finalize): Fix cleanup of "specs".
7384 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7388 * gcc.c (driver::driver): Initialize m_option_suggestions.
7389 (driver::~driver): Clean up m_option_suggestions.
7390 (suggest_option): Convert to...
7391 (driver::suggest_option): ...this, and split out into
7392 driver::build_option_suggestions and find_closest_string.
7393 (driver::build_option_suggestions): New function, from
7394 first half of suggest_option. Special-case
7395 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7396 the sanitizer_opts array. For options of enum types, add the
7397 various enum values to the candidate strings.
7398 (driver::handle_unrecognized_options): Remove "const".
7399 * gcc.h (driver::handle_unrecognized_options): Likewise.
7400 (driver::build_option_suggestions): New decl.
7401 (driver::suggest_option): New decl.
7402 (driver::m_option_suggestions): New field.
7403 * opts-common.c (add_misspelling_candidates): New function.
7404 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7405 and make non-static.
7406 * opts.h (sanitizer_opts): New array decl.
7407 (add_misspelling_candidates): New function decl.
7408 * spellcheck.c (find_closest_string): New function.
7409 * spellcheck.h (find_closest_string): New function decl.
7411 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7413 PR rtl-optimization/69764
7414 PR rtl-optimization/69771
7415 * optabs.c (expand_binop_directly): For shift_optab_p, force
7416 convert_modes with VOIDmode if xop1 has VOIDmode.
7418 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7421 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7422 to correctly determine instrumentation thunks.
7424 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7427 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7428 type by reference, force lhs on the call.
7431 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7432 Compute retval and retbnd early in all cases if split_part_return_p
7433 and return_bb is not EXIT. Remove all clobber stmts and reset
7434 all debug stmts that refer to SSA_NAMEs defined in split part,
7435 except if it is retval, in that case replace the old retval with the
7436 lhs of the call to the split part.
7438 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7441 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7444 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7445 whose result is used in PHI.
7446 (maybe_optimize_range_tests): Likewise.
7447 (final_range_test_p): Likweise.
7449 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7452 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7453 whose result is used in PHI.
7454 (maybe_optimize_range_tests): Likewise.
7455 (final_range_test_p): Likweise.
7457 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7459 * cgraph.c: Spelling fixes - behaviour -> behavior and
7460 neighbour -> neighbor.
7461 * target.def: Likewise.
7462 * sel-sched.c: Likewise.
7463 * config/mips/mips.c: Likewise.
7464 * config/arc/arc.md: Likewise.
7465 * config/arm/cortex-a57.md: Likewise.
7466 * config/arm/arm.c: Likewise.
7467 * config/arm/neon.md: Likewise.
7468 * config/arm/arm-c.c: Likewise.
7469 * config/vms/vms-c.c: Likewise.
7470 * config/s390/s390.c: Likewise.
7471 * config/i386/znver1.md: Likewise.
7472 * config/i386/i386.c: Likewise.
7473 * config/ia64/hpux-unix2003.h: Likewise.
7474 * config/msp430/msp430.md: Likewise.
7475 * config/rx/rx.c: Likewise.
7476 * config/rx/rx.md: Likewise.
7477 * config/aarch64/aarch64-simd.md: Likewise.
7478 * config/aarch64/aarch64.c: Likewise.
7479 * config/nvptx/nvptx.c: Likewise.
7480 * config/bfin/bfin.c: Likewise.
7481 * config/cris/cris.opt: Likewise.
7482 * config/rs6000/rs6000.c: Likewise.
7483 * target.h: Likewise.
7484 * spellcheck.c: Likewise.
7485 * ira-build.c: Likewise.
7486 * tree-inline.c: Likewise.
7487 * builtins.c: Likewise.
7488 * lra-constraints.c: Likewise.
7489 * explow.c: Likewise.
7490 * hwint.h: Likewise.
7491 * targhooks.c: Likewise.
7492 * tree-vect-data-refs.c: Likewise.
7494 * doc/tm.texi: Likewise.
7495 * doc/extend.texi: Likewise.
7496 * doc/install.texi: Likewise.
7497 * doc/md.texi: Likewise.
7498 * tree-ssa-tail-merge.c: Likewise.
7499 * sched-int.h: Likewise.
7500 * match.pd: Likewise.
7501 * sched-ebb.c: Likewise.
7502 * target.def (omit_struct_return_reg): Likewise.
7503 * gimple-ssa-isolate-paths.c: Likewise.
7504 (find_implicit_erroneous_behaviour): Renamed to...
7505 (find_implicit_erroneous_behavior): ... this.
7506 (find_explicit_erroneous_behaviour): Renamed to...
7507 (find_explicit_erroneous_behavior): ... this.
7508 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7510 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7512 PR rtl-optimization/64682
7513 PR rtl-optimization/69567
7514 PR rtl-optimization/69737
7515 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7516 in I2 as well, just lose it.
7518 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7520 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7522 (aarch64_last_printed_tune_string): Likewise.
7523 (aarch64_declare_function_name): Only output .arch assembler
7524 directive if it will be different from the previously output
7525 directive. Same for .tune comment but only if -dA is set.
7526 (aarch64_start_file): New function.
7527 (TARGET_ASM_FILE_START): Define.
7529 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7532 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7534 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7537 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7538 -Wmaybe-uninitialized warning.
7540 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7543 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7545 2016-02-11 Richard Biener <rguenther@suse.de>
7547 PR rtl-optimization/69291
7548 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7549 subexpressions affected by changing the result.
7551 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7554 * lra-constraints.c (curr_insn_transform): Find in/out operands
7555 for secondary memory moves. Update dups.
7557 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7559 PR tree-optimization/69652
7560 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7561 to nested loop, did source re-formatting, skip debug statements,
7562 add check on statement with volatile operand, remove dead scalar
7565 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7566 Patrick Palka <ppalka@gcc.gnu.org>
7570 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7571 calls if the return type is TREE_ADDRESSABLE.
7572 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7573 * ipa-split.c (split_function): Fix doubled "we" in comment.
7574 Use void return type for the split part even if
7575 !split_point->split_part_set_retval.
7577 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7579 PR tree-optimization/68021
7580 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7581 when computing the value of biv cand by itself.
7583 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7585 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7586 (cortexa57_tunings): Likewise.
7587 (cortexa72_tunings): Likewise.
7588 (arch_macro_fusion_pair_p): Add support for AES fusion.
7589 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7590 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7591 Allow virtual registers before reload so early scheduling works.
7592 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7593 correct latency and pipeline.
7594 (cortex_a57_crypto_complex): Likewise.
7595 (cortex_a57_crypto_xor): Likewise.
7596 (define_bypass): Add AES bypass.
7598 2016-02-10 Richard Biener <rguenther@suse.de>
7600 PR tree-optimization/69726
7601 * passes.def: Add DCE pass before late uninit.
7602 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7603 really fixup if-conversions job.
7605 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7607 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7608 (arm_cortex_a57_tune): Likewise.
7609 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7610 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7612 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7614 * timevar.def (TV_PHASE_DBGINFO): Delete.
7615 (TV_PHASE_CHECK_DBGINFO): Likewise.
7616 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7618 2016-02-10 Richard Biener <rguenther@suse.de>
7620 PR tree-optimization/69719
7621 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7622 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7624 2016-02-09 Andrew Pinski <apinski@cavium.com>
7627 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7628 get_vcond_mask_icode returns false.
7630 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7633 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7634 an ADDIS that adds a pointer to a large constant that sets the
7635 upper16 bits with a load operation.
7637 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7640 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7642 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
7644 (vzipq_s16): Likewise.
7645 (vzipq_s32): Likewise.
7646 (vzipq_f32): Likewise.
7647 (vzipq_u8): Likewise.
7648 (vzipq_u16): Likewise.
7649 (vzipq_u32): Likewise.
7650 (vzipq_p8): Likewise.
7651 (vzipq_p16): Likewise.
7653 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7656 * config/arm/arm.c (neon_endian_lane_map): New function.
7657 (neon_vector_pair_endian_lane_map): New function.
7658 (arm_evpc_neon_vuzp): Allow for big endian lane order.
7659 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
7661 (vuzpq_s16): Likewise.
7662 (vuzpq_s32): Likewise.
7663 (vuzpq_f32): Likewise.
7664 (vuzpq_u8): Likewise.
7665 (vuzpq_u16): Likewise.
7666 (vuzpq_u32): Likewise.
7667 (vuzpq_p8): Likewise.
7668 (vuzpq_p16): Likewise.
7670 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
7673 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
7676 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
7678 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
7679 truncate const_int operand 1 to QImode.
7681 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
7683 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
7684 corresponding to an abnormal edge.
7686 2016-02-09 Tom de Vries <tom@codesourcery.com>
7688 PR tree-optimization/69599
7689 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
7691 (find_func_aliases_for_builtin_call, find_func_clobbers)
7692 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
7695 2016-02-09 Richard Biener <rguenther@suse.de>
7697 PR tree-optimization/69715
7698 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
7699 LHS on calls as non-rewritable.
7701 2016-02-09 Tom de Vries <tom@codesourcery.com>
7704 * lto-wrapper.c (append_diag_options): New function.
7705 (compile_offload_image): Call append_diag_options.
7707 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
7710 * doc/extend.texi (Flag Output Operands): Correct sectioning.
7711 Minor copy-edit to fix verb tenses.
7713 2016-02-08 Jakub Jelinek <jakub@redhat.com>
7715 PR tree-optimization/69209
7716 * ipa-split.c (split_function): If split part is not
7717 returning retval, retval has gimple type but is not
7718 gimple value, force it into a SSA_NAME first.
7720 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
7722 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
7725 2016-02-08 Jason Merrill <jason@redhat.com>
7728 * convert.c (convert_to_integer_1): Check dofold on truncation
7730 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
7731 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
7732 Rename from *_nofold.
7733 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
7734 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
7736 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
7739 * tree.c (build_common_tree_nodes): Remove short_double argument.
7740 All callers changed.
7741 * tree.h (build_common_tree_nodes): Adjust declaration.
7742 * doc/invoke.texi (-fshort-double): Remove documentation.
7743 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7744 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
7745 * lto-wrapper.c (merge_and_complain, append_compiler_options)
7746 (append_linker_options): Don't handle OPT_fshort_double.
7748 PR rtl-optimization/68730
7749 * lra-remat.c (insn_to_cand_activation): New static variable.
7750 (lra_remat): Allocate and free it.
7751 (create_cand): New arg activation. Initialize a field in
7752 insn_to_cand_activation if it is nonnull.
7753 (create_cands): Pass the activation insn to create_cand when making
7754 a candidate involving an output reload. Reorganize code a little.
7755 (do_remat): Keep track of active status of candidates in a separate
7758 2016-02-08 Richard Biener <rguenther@suse.de>
7760 PR tree-optimization/69719
7761 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7762 Properly use absolute of the difference of the two offsets to
7763 compare or adjust the segment length.
7765 2016-02-08 Richard Biener <rguenther@suse.de>
7766 Jeff Law <law@redhat.com>
7769 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
7770 types for anonymous SSA names.
7772 2016-02-08 Richard Biener <rguenther@suse.de>
7774 PR rtl-optimization/69274
7775 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
7777 2016-02-08 Jeff Law <law@redhat.com>
7779 PR tree-optimization/65917
7780 * tree-ssa-dom.c (record_temporary_equivalences): Record both
7781 equivalences from if (x == y) style conditionals.
7782 (loop_depth_of_name): Remove.
7783 (record_equality): Remove loop depth check.
7784 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
7785 (const_and_copies::record_const_or_copy_raw): New member function.
7786 * tree-ssa-scopedtables.c
7787 (const_and_copies::record_const_or_copy_raw): New, factored out of
7788 (const_and_copies::record_const_or_copy): Call new member function.
7790 2016-02-05 Jeff Law <law@redhat.com>
7792 PR tree-optimization/68541
7793 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
7794 (count_stmts_in_block): New function.
7795 (poor_ifcvt_candidate_code): Likewise.
7796 (is_feasible_trace): Add some heuristics to determine when path
7797 splitting is profitable.
7798 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
7799 is a diamond with a single exit.
7801 2016-02-05 Martin Sebor <msebor@redhat.com>
7804 * doc/invoke.texi: Update -Wplacement-new to take an optional
7807 2016-02-06 Richard Henderson <rth@redhat.com>
7810 * tree.c (tree_nop_conversion_p): Do not strip casts into or
7811 out of non-standard address spaces.
7813 2016-02-05 Jakub Jelinek <jakub@redhat.com>
7815 PR rtl-optimization/69691
7816 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
7818 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
7820 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
7821 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
7822 (*ieee128_mfvsrd_64bit): Likewise.
7823 (*ieee128_mfvsrd_32bit): Likewise.
7825 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
7829 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7831 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7832 instrumented_version.
7834 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
7836 * doc/invoke.texi (Optimize Options): In table of --param options
7837 rename second occurrence of tracer-min-branch-ratio to
7838 tracer-min-branch-probability, rename
7839 tracer-min-branch-ratio-feedback to
7840 tracer-min-branch-probability-feedback and clarify description,
7841 rename sched-spec-state-edge-prob-cutoff to
7842 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
7843 to selsched-insns-to-rename, rename lto-minpartition to
7844 lto-min-partition, delete reorder-blocks-duplicate and
7845 reorder-blocks-duplicate-feedback.
7847 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7849 * config/s390/s390.c (s390_register_info_set_ranges): Remove
7852 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
7854 * doc/extend.texi: S/390: Correct some typos.
7856 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7858 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
7860 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7863 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
7864 (s390_register_info_gprtofpr): Use new macros above.
7865 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
7867 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
7868 its name. Adjust restore and save gpr ranges.
7869 (s390_register_info_set_ranges): New function.
7870 (s390_register_info): Use new macros above. Call
7871 s390_register_info_set_ranges.
7872 (s390_optimize_register_info): Likewise.
7873 (s390_hard_regno_rename_ok): Use new macros.
7874 (s390_hard_regno_scratch_ok): Likewise.
7875 (s390_emit_epilogue): Likewise.
7876 (s390_can_use_return_insn): Likewise.
7877 (s390_optimize_prologue): Likewise.
7878 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
7880 2016-02-05 Jakub Jelinek <jakub@redhat.com>
7883 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
7885 (ix86_option_override_internal): Disable TARGET_STV even for
7886 -m{incoming,preferred}-stack-boundary=3.
7888 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7890 * config.gcc: Mark deprecated rtems targets as obsolete.
7892 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
7894 PR rtl-optimization/64682
7895 PR rtl-optimization/69567
7896 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
7897 before I2 only if the register is both used and set in I2.
7899 2016-02-04 DJ Delorie <dj@redhat.com>
7901 * config/msp430/msp430.c (msp430_start_function): Add function type.
7903 2016-02-04 Jakub Jelinek <jakub@redhat.com>
7906 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
7908 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
7910 PR rtl-optimization/69577
7912 2015-10-29 Richard Henderson <rth@redhat.com>
7916 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
7917 sse check to the exact conditions of PR 67609.
7919 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7922 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
7923 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
7924 not allowed into the traditional Altivec registers.
7925 (movtd_64bit_nodm): Likewise.
7926 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
7928 2016-02-04 David Malcolm <dmalcolm@redhat.com>
7930 * config/aarch64/cortex-a57-fma-steering.c
7931 (aarch64_register_fma_steering): Remove "static" from arguments
7934 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
7937 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
7940 2016-02-04 Mike Frysinger <vapier@gentoo.org>
7942 * doc/invoke.texi: Delete -mno-fma4.
7944 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
7946 PR rtl-optimization/69577
7947 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
7948 (find_subregs_of_mode): Update accordingly. Iterate over partial
7951 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
7953 * config/arm/arm-protos.h (neon_reinterpret): Remove.
7954 * config/arm/arm.c (neon_reinterpret): Remove.
7955 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
7956 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
7957 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
7958 vreinterpretti): Remove.
7959 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
7960 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
7961 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
7962 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
7963 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
7964 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
7965 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
7966 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
7967 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
7968 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
7969 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
7970 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
7971 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
7972 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
7973 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
7974 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
7975 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
7976 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
7977 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
7978 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
7979 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
7980 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
7981 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
7982 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
7983 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
7984 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
7985 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
7986 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
7987 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
7988 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
7989 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
7990 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
7991 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
7992 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
7993 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
7994 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
7995 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
7996 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
7997 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
7998 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
7999 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8000 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8001 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8002 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8003 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8004 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8005 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8006 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8007 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8008 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8009 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8010 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8011 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8012 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8013 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8014 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8015 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8016 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8017 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8018 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8019 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8020 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8021 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8022 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8023 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8024 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8025 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8026 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8027 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8028 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8029 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8030 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8031 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8032 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8033 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8034 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8035 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8036 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8037 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8038 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8039 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8040 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8041 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8042 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8043 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8044 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8045 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8046 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8047 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8048 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8049 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8050 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8051 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8052 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8053 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8054 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8055 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8056 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8057 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8058 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8059 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8060 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8061 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8063 2016-02-04 Martin Liska <mliska@suse.cz>
8066 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8067 that are gimple_store_p.
8068 (maybe_instrument_call): Likewise.
8070 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8072 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8073 register scaling out of memory reference and comment why.
8075 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8079 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8080 folding the source of a SET.
8082 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8086 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8087 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8089 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8093 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8096 2016-02-04 Christian Bruel <christian.bruel@st.com>
8098 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8099 * config/arm/arm.c (arm_set_current_function): Likewise.
8101 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8102 Ilya Enkovich <enkovich.gnu@gmail.com>
8103 H.J. Lu <hongjiu.lu@intel.com>
8106 * config/i386/i386.c (convert_scalars_to_vector): Remove
8107 stack alignment fixes.
8108 (ix86_option_override_internal): Disable TARGET_STV if stack
8109 might not be aligned enough.
8110 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8112 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8114 * gcc/config/i386/x86-tune.def: Disable default prefetching
8117 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8118 Vladimir Makarov <vmakarov@redhat.com>
8121 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8122 in validating fused toc addresses.
8124 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8127 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8128 range->m_caret fields if range->m_show_caret_p is false.
8131 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8132 Force oldval into register if it does not satisfy reg_or_short_operand
8133 predicate. Fix up formatting.
8135 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8136 Alexandre Oliva <aoliva@redhat.com>
8139 * lra-constraints.c (simplify_operand_subreg): Check additionally
8140 address validity after potential reloading.
8141 (process_address_1): Check insns validity. In case of failure do
8144 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8147 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8150 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8152 * wide-int.cc (canonize_uhwi): New function.
8153 (wi::divmod_internal): Use it.
8155 2016-02-02 James Norris <jnorris@codesourcery.com
8157 * gimplify.c (omp_notice_variable): Add usage check.
8159 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8161 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8162 like LE, GE, LT, GT when emitting relational operator.
8164 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8166 * ira-costs.c (find_costs_and_classes): Add extra argument.
8167 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8168 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8169 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8170 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8171 Add best_class parameter, and return it if not ALL_REGS.
8172 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8174 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8177 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8179 * config/aarch64/aarch64.c
8180 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8181 (aarch64_ira_change_pseudo_allocno_class): New function.
8183 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8186 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8188 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8190 * config/avr/avr.c (avr_option_override): Set
8191 PARAM_ALLOW_STORE_DATA_RACES to 1.
8193 2016-02-02 Richard Biener <rguenther@suse.de>
8195 PR tree-optimization/69595
8196 * match.pd: Add range test simplifications to true/false.
8198 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8200 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8201 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8204 2016-02-02 Richard Biener <rguenther@suse.de>
8206 PR tree-optimization/69606
8207 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8208 info on the result before moving a stmt.
8210 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8213 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8214 branch with vector comparison.
8215 * config/i386/sse.md (VI48_AVX): New mode iterator.
8216 (define_expand "cbranch<mode>4): Add support for conditional branch
8217 with vector comparison.
8218 * tree-vect-loop.c (optimize_mask_stores): New function.
8219 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8220 has_mask_store field of vect_info.
8221 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8222 vectorized loops having masked stores after vec_info destroy.
8223 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8224 correspondent macros.
8225 (optimize_mask_stores): Add prototype.
8227 2016-02-02 Alan Modra <amodra@gmail.com>
8230 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8233 2016-02-02 Alan Modra <amodra@gmail.com>
8236 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8237 whenever toc_label_name used.
8238 (rs6000_file_start): Don't set up toc section here,
8239 (rs6000_output_function_epilogue): do so here instead,
8240 (rs6000_xcoff_file_start): and here.
8241 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8242 (load_toc_aix_di): Likewise.
8244 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8246 PR rtl-optimization/69592
8247 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8248 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8249 (num_sign_bit_copies_binary_arith_p): New inline function.
8250 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8252 2016-02-01 Jeff Law <law@redhat.com>
8254 PR tree-optimization/69580
8255 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8256 * tree-ssa-threadbackward.c
8257 (fsm_find_control_statement_thread_paths): Do not try to walk
8258 through large PHI nodes.
8260 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8262 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8263 when count is incremented above limit, don't analyze further
8266 * omp-low.c (oacc_parse_default_dims): Avoid
8267 -Wsign-compare warning, make sure value fits into int
8268 rather than just unsigned int.
8270 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8272 PR tree-optimization/67921
8273 * fold-const.c (split_tree): New parameters. Convert pointer
8274 type variable part to proper type before negating.
8275 (fold_binary_loc): Pass new arguments to split_tree.
8277 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8279 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8280 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8281 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8282 * doc/tm.texti: Rebuilt.
8283 * doc/invoke.texi (fopenacc-dim): Document.
8284 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8285 (append_compiler_options): Likewise.
8286 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8287 (oacc_parse_default_dims): New.
8288 (oacc_validate_dims): Add USED arg. Select non-unity default when
8290 (oacc_loop_fixed_partitions): Return mask of used partitions.
8291 (oacc_loop_auto_partitions): Emit dump info.
8292 (oacc_loop_partition): Return mask of used partitions.
8293 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8294 loop partitioning and validation calls.
8296 2016-02-01 Richard Biener <rguenther@suse.de>
8299 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8301 2016-02-01 Richard Biener <rguenther@suse.de>
8303 PR tree-optimization/69574
8304 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8305 of asserting return chrec_dont_know.
8307 2016-02-01 Martin Liska <mliska@suse.cz>
8309 * mem-stats-traits.h: Add copyright header.
8310 * mem-stats.h: Likewise.
8312 2016-02-01 Richard Biener <rguenther@suse.de>
8314 PR tree-optimization/69579
8315 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8316 Do not propagate through abnormal PHI results.
8318 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8320 * postreload.c (reload_cse_simplify): Remove dead code.
8322 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8324 PR rtl-optimization/69570
8325 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8326 if there is more than one set, not if there is a single set.
8328 2016-02-01 Richard Henderson <rth@redhat.com>
8331 * combine.c (make_compound_operation): When looking through a
8332 subreg, make sure to re-extend to the width of the outer mode.
8334 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8336 PR tree-optimization/69546
8337 * wide-int.cc (wi::divmod_internal): For unsigned division
8338 where both operands fit into uhwi, if o1 is 1 and o0 has
8339 msb set, if divident_prec is larger than bits per hwi,
8340 clear another quotient word and return 2 instead of 1.
8341 Similarly for remainder with msb in HWI set, if dividend_prec
8342 is larger than bits per hwi.
8344 2016-01-29 Martin Jambor <mjambor@suse.cz>
8346 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8347 Use short lowercase names.
8348 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8349 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8350 acq_rel one. Protect warning agains segfaults if
8351 get_memory_order_name returns NULL.
8352 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8353 with release semantics. Do not warn if get_memory_order already did.
8354 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8355 semantics. Fix check for relaxed or acquire semantics. Do not warn
8356 if get_memory_order already did.
8358 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8360 * doc/install.texi: Document that isl-0.16 is supported.
8362 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8365 * config/i386/constraints.md (Bm): Describe as special memory
8367 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8368 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8369 * genpreds.c (struct constraint_data): Add is_special_memory.
8370 (have_special_memory_constraints, special_memory_start): New
8372 (special_memory_end): Ditto.
8373 (add_constraint): Add new arg is_special_memory. Add code to
8374 process its true value. Update have_special_memory_constraints.
8375 (process_define_constraint): Pass the new arg.
8376 (process_define_register_constraint): Ditto.
8377 (choose_enum_order): Process special memory.
8378 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8379 function insn_extra_special_memory_constraint.
8380 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8381 * gensupport.c (process_rtx): Process
8382 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8383 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8384 * ira-lives.c (single_reg_class): Use
8385 insn_extra_special_memory_constraint.
8386 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8387 * lra-constraints.c (process_alt_operands): Ditto.
8388 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8389 * recog.c (asm_operand_ok, preprocess_constraints): Process
8391 * reload.c (find_reloads): Ditto.
8392 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8393 * stmt.c (parse_input_constraint): Use
8394 insn_extra_special_memory_constraint.
8396 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8399 * lra-splill.c (lra_final_code_change): Revert r229087 by
8400 removing all sub-registers.
8402 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8405 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8407 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8410 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8411 SSE1, copy target into the temporary reg first before recursing
8414 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8416 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8419 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8421 * ginclude/stdarg.h: Test __cplusplus instead of
8422 __GXX_EXPERIMENTAL_CXX0X__.
8424 2016-01-29 Richard Biener <rguenther@suse.de>
8426 PR tree-optimization/69547
8427 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8428 Do not mark clobbers necessary.
8429 (mark_all_reaching_defs_necessary_1): Likewise.
8431 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8433 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8434 declaration name with %qs and print it in both error messages.
8435 Also fix indentation.
8437 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8440 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8441 trailing blank line from error message.
8443 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8446 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8449 2016-01-29 Richard Biener <rguenther@suse.de>
8452 * match.pd: Allow all integral types when simplifying a
8453 widening or sign-changing conversion.
8455 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8457 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8458 back to setting codegen_error to fail codegen.
8460 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8463 * config/i386/constraints.md (C): Only accept constant zero operand.
8464 (BC): New constraint.
8465 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8466 instead of C constraint.
8467 * doc/md.texi (Machine Constraints): Update description
8470 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8473 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8475 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8478 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8481 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8483 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8484 branches if using guessed profile.
8486 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8488 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8490 2016-01-28 Richard Henderson <rth@redhat.com>
8493 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8494 * config/aarch64/aarch64-protos.h: Update.
8495 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8496 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8497 (aarch64_get_condition_code_1): Handle CC_Cmode.
8498 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8499 (*add<mode>3_compareC_cconly_imm): New.
8500 (*add<mode>3_compareC_cconly): New.
8501 (*add<mode>3_compareC_imm): New.
8502 (add<mode>3_compareC): New.
8503 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8504 to be first. Use aarch64_carry_operation.
8505 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8506 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8507 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8508 (subti3): Use subdi3_compare1.
8509 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8510 (sub<mode>3_compare1): New.
8511 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8512 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8513 (*subsi3_carryin_uxtw): Likewise.
8514 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8515 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8516 * config/aarch64/iterators.md (DWI): New.
8517 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8518 (aarch64_borrow_operation): New.
8520 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8522 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8523 message when isl does not return a valid schedule.
8525 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8527 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8528 Remove comments from class declarations: they are already in the code
8531 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8533 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8535 (ternary_op_to_tree): Same.
8536 (unary_op_to_tree): Same.
8537 (nary_op_to_tree): Same.
8538 (gcc_expression_from_isl_expr_op): Same.
8539 (gcc_expression_from_isl_expression): Same.
8540 (graphite_create_new_loop): Same.
8541 (graphite_create_new_loop_guard): Same.
8542 (build_iv_mapping): Same.
8543 (graphite_create_new_guard): Same.
8544 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8545 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8547 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8549 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8550 instead of setting codegen_error to fail codegen.
8552 2016-01-28 Jason Merrill <jason@redhat.com>
8554 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8556 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8558 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8559 Remove CONST_INT_P check in CCMP cost calculation.
8561 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8563 * config/aarch64/aarch64.c (generic_vector_cost):
8564 Set vec_permute_cost.
8565 (cortexa57_vector_cost): Likewise.
8566 (exynosm1_vector_cost): Likewise.
8567 (xgene1_vector_cost): Likewise.
8568 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8569 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8570 Add vec_permute_cost entry.
8572 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8574 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8576 (add<mode>3_compare0): Likewise.
8577 (addsi3_compare0_uxtw): Likewise.
8578 (add<mode>3nr_compare0): Likewise.
8579 (compare_neg<mode>): Likewise.
8580 (<optab><mode>3): Likewise.
8582 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8584 * tree-vect-stmts.c (vectorizable_comparison): Add
8585 NULL check for vectype.
8587 2016-01-28 Richard Biener <rguenther@suse.de>
8589 PR tree-optimization/69466
8590 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8591 Account for PHIs we couldn't duplicate.
8593 2016-01-28 Martin Liska <mliska@suse.cz>
8596 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8597 instead of ENABLE_VALGRIND_CHECKING.
8599 2016-01-27 Richard Henderson <rth@redhat.com>
8602 * lra-remat.c (subreg_regs): New.
8603 (dump_candidates_and_remat_bb_data): Dump it.
8604 (operand_to_remat): Reject if operand in subreg_regs.
8605 (set_bb_regs): Collect subreg_regs.
8606 (lra_remat): Init and free subreg_regs. Compute
8607 calculate_local_reg_remat_bb_data before create_cands.
8609 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8612 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8613 change stack_alignment_needed for __tls_get_addr call.
8615 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8617 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8619 2016-01-27 Jeff Law <law@redhat.com>
8621 PR tree-optimization/68398
8622 PR tree-optimization/69196
8623 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8624 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8625 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8626 Only count PHIs in the last block in the path. The others will
8627 const/copy propagate away. Add heuristic to allow more irreducible
8628 subloops to be created when it is likely profitable to do so.
8630 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8631 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8632 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8634 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8637 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8638 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8639 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8640 * tree-streamer-in.c: Include asan.h.
8641 (streamer_get_builtin_tree): For builtins in sanitizer
8642 range call initialize_sanitizer_builtins and retry.
8644 2016-01-27 Ian Lance Taylor <iant@google.com>
8646 * common.opt (fkeep-gc-roots-live): New undocumented option.
8647 * tree-ssa-loop-ivopts.c (add_candidate_1): If
8648 -fkeep-gc-roots-live, skip pointers.
8649 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
8652 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
8655 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
8656 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
8658 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
8661 * configure.ac: NetBSD provides SSP in its C library.
8662 * configure: Updated.
8664 2016-01-27 Richard Biener <rguenther@suse.de>
8666 PR tree-optimization/69166
8667 * tree-vect-loop.c (vect_is_simple_reduction): Always check
8668 reduction code for commutativity / associativity.
8670 2016-01-27 Martin Jambor <mjambor@suse.cz>
8672 PR tree-optimization/69355
8673 * tree-sra.c (analyze_access_subtree): Correct hole detection when
8674 total_scalarization fails.
8676 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
8678 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
8681 2016-01-27 Christian Bruel <christian.bruel@st.com>
8684 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
8685 Move arm_reset_previous_fndecl and set_target_option_current_node in
8686 the conditional part. Call save_restore_target_globals.
8687 * config/arm/arm.c (arm_set_current_function):
8688 Refactor to better support #pragma target and attribute mix.
8689 Call save_restore_target_globals.
8690 * config/arm/arm-protos.h (save_restore_target_globals): New function.
8692 2016-01-27 Martin Liska <mliska@suse.cz>
8694 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
8695 reference for an HSA kernel and its host function.
8697 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8699 PR tree-optimization/69399
8700 * wide-int.h (wi::lrshift): For larger precisions, only
8701 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
8703 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
8705 * config/arc/predicates.md (proper_comparison_operator): Reject
8706 constant-constant comparison.
8708 2016-01-26 Tom de Vries <tom@codesourcery.com>
8710 PR tree-optimization/69110
8711 * tree-data-ref.c (initialize_data_dependence_relation): Handle
8712 DR_NUM_DIMENSIONS == 0.
8714 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8715 Sebastian Pop <s.pop@samsung.com>
8717 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
8718 isl_ast_op_cond and isl_ast_op_select.
8719 (gcc_expression_from_isl_expr_op): Same.
8721 2016-01-26 Jason Merrill <jason@redhat.com>
8724 * tree.c (recompute_constructor_flags): Split out from
8726 (verify_constructor_flags): New.
8727 * tree.h: Declare them.
8729 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
8731 PR rtl-optimization/69217
8732 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
8733 are no TYPE_FIELDS set for the record type.
8735 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8738 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
8739 toc_label_name unconditionally.
8740 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
8741 SYMBOL_REF string. Use toc_label_name instead of constructing
8743 (rs6000_elf_declare_function_name): Use toc_label_name instead of
8744 constructing LCTOC1.
8746 2016-01-26 Martin Sebor <msebor@redhat.com>
8749 * doc/extend.texi (Common Type Attributes): Move text that talks about
8750 attribute packed from attribute aligned to the section discussing
8751 the former attribute for clarity.
8753 2016-01-26 Richard Henderson <rth@redhat.com>
8756 * trans-mem.c (tm_region_init): Mark entry block as visited.
8758 2016-01-26 David Malcolm <dmalcolm@redhat.com>
8761 * diagnostic-show-locus.c (layout::print_source_line): Replace
8762 call to pp_newline with call to layout::print_newline.
8763 (layout::print_annotation_line): Likewise.
8764 (layout::move_to_column): Likewise.
8765 (layout::print_any_fixits): After printing any fixits, print a
8766 trailing newline, if necessary.
8767 (layout::print_newline): New method, resetting any colorization
8769 (diagnostic_show_locus): Move the pp_newline to before the
8770 early bailout. Remove dummy block enclosing the layout instance.
8771 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
8772 of pp_newline_and_flush with pp_flush.
8773 (diagnostic_append_note): Delete use of pp_newline.
8774 (diagnostic_append_note_at_rich_loc): Delete.
8775 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
8776 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
8777 when newline characters are added to the buffer.
8779 2016-01-26 Michael Matz <matz@suse.de>
8781 * configure.ac (ac_cv_std_swap_in_utility): New test.
8782 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
8783 * configure: Regenerate.
8784 * config.in: Regenerate.
8786 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
8788 * config/arc/arc.md (cstoresi4): Force operand into register.
8789 (arcset<code>): Fix predicate.
8790 (arcsetltu): Likewise.
8791 (arcsetgeu): Likewise.
8792 (arcsethi): Likewise.
8793 (arcsetls): Likewise.
8795 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8797 PR tree-optimization/69483
8798 * gimple-fold.c (canonicalize_constructor_val): Return NULL
8799 if base has error_mark_node type.
8801 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
8804 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
8805 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
8807 (vget_lane_f16): Handle big-endian.
8808 (vgetq_lane_f16): Likewise.
8809 (vset_lane_f16): Likewise.
8810 (vsetq_lane_f16): Likewise.
8811 * config/arm/iterators.md (VQXMOV): Add V8HF.
8812 (VDQ): Add V4HF and V8HF.
8813 (V_reg): Handle V4HF and V8HF.
8814 (Is_float_mode): Likewise.
8815 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
8816 neon_vdup_nv8hf): New patterns.
8817 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
8818 Use VD_LANE iterator.
8819 (neon_vld1_dup<mode>): Use VQ2 iterator.
8821 2016-01-26 Nathan Sidwell <nathan@acm.org>
8823 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
8824 (set_oacc_fn_attrib): Add IS_KERNEL arg.
8825 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
8826 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
8827 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
8828 (oacc_validate_dims): Add LEVEL arg, don't return level.
8829 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
8831 (execute_oacc_device_lower): Adjust, add more dump output.
8832 * tree-ssa-loop.c (gate_oacc_kernels): Use
8833 oacc_fn_attrib_kernels_p.
8834 * tree-parloops.c (create_parallel_loop): Adjust
8835 set_oacc_fn_attrib call.
8837 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8840 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
8841 (append_compiler_options): Handle -fcilkplus.
8842 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
8844 2016-01-26 Nick Clifton <nickc@redhat.com>
8847 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
8848 been marked as DECL_ONE_ONLY but we do not the means to make it
8849 so, then do not allow it to bind locally.
8851 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8854 * opts.h (parse_sanitizer_options): New prototype.
8855 * opts.c (sanitizer_opts): New array.
8856 (parse_sanitizer_options): New function.
8857 (common_handle_option): Use parse_sanitizer_options.
8859 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
8862 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
8863 alignment adjustment to ...
8864 (ix86_update_stack_boundary): Here. Don't over-align stack for
8866 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
8867 if __tls_get_addr is called.
8869 2016-01-26 Christian Bruel <christian.bruel@st.com>
8871 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
8873 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
8875 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
8877 2016-01-26 Richard Biener <rguenther@suse.de>
8880 * match.pd: Guard X * CST CMP 0 pattern with single_use.
8882 2016-01-26 Richard Biener <rguenther@suse.de>
8884 PR tree-optimization/69452
8885 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
8886 (move_computations_dom_walker::before_dom_children): Rename
8888 (move_computations_worker): This.
8889 (move_computations): Perform an RPO rather than a DOM walk.
8891 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8894 * combine.c (combine_instructions): For REG_EQUAL note with
8895 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
8896 to the underlying register.
8897 * doc/rtl.texi (REG_EQUAL): Document the behavior of
8898 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
8900 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
8903 * config/aarch64/aarch64-builtins.c
8904 (aarch64_init_simd_builtin_types): Do not set structural
8905 equality to __Poly{8,16,64,128}_t types.
8907 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
8909 PR tree-optimization/69400
8910 * wide-int.cc (wi_pack): Take the precision as argument and
8911 perform canonicalization here rather than in the callers.
8912 Use the main loop to handle all full-width HWIs. Add a
8913 zero HWI if in_len isn't a full result.
8914 (wi::divmod_internal): Update accordingly.
8915 (wi::mul_internal): Likewise. Simplify.
8917 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
8918 Sebastian Pop <s.pop@samsung.com>
8920 * graphite-poly.c (apply_poly_transforms): Simplify.
8921 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
8922 (print_isl_map): Same.
8923 (print_isl_union_map): Same.
8924 (print_isl_schedule): New.
8925 (debug_isl_schedule): New.
8926 * graphite-dependences.c (scop_get_reads): Do not call
8927 isl_union_map_add_map that is undocumented isl functionality.
8928 (scop_get_must_writes): Same.
8929 (scop_get_may_writes): Same.
8930 (scop_get_original_schedule): Remove.
8931 (scop_get_dependences): Do not call isl_union_map_compute_flow that
8932 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
8933 (compute_deps): Remove.
8934 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
8935 (debug_schedule_ast): New.
8936 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
8937 set_separate_option.
8938 (graphite_regenerate_ast_isl): Add dump.
8939 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
8940 from scop->transformed_schedule.
8941 (graphite_regenerate_ast_isl): Add more dump.
8942 * graphite-optimize-isl.c (optimize_isl): Set
8943 scop->transformed_schedule. Check whether schedules are equal.
8944 (apply_poly_transforms): Move here.
8945 * graphite-poly.c (apply_poly_transforms): ... from here.
8946 (free_poly_bb): Static.
8947 (free_scop): Static.
8948 (pbb_number_of_iterations_at_time): Remove.
8949 (print_isl_ast): New.
8950 (debug_isl_ast): New.
8951 (debug_scop_pbb): New.
8952 * graphite-scop-detection.c (print_edge): Move.
8954 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
8955 (build_scop_scattering): Remove.
8956 (create_pw_aff_from_tree): Assert instead of bailing out.
8957 (add_condition_to_pbb): Remove unused code, do not fail.
8958 (add_conditions_to_domain): Same.
8959 (add_conditions_to_constraints): Remove.
8960 (build_scop_context): New.
8961 (add_iter_domain_dimension): New.
8962 (build_iteration_domains): Initialize pbb->iterators.
8963 Call add_conditions_to_domain.
8966 (index_outermost_in_loop): New.
8967 (index_pbb_in_loop): New.
8968 (outermost_pbb_in): New.
8969 (add_in_sequence): New.
8970 (add_outer_projection): New.
8971 (outer_projection_mupa): New.
8972 (add_loop_schedule): New.
8973 (build_schedule_pbb): New.
8974 (build_schedule_loop): New.
8975 (embed_in_surrounding_loops): New.
8976 (build_schedule_loop_nest): New.
8977 (build_original_schedule): New.
8978 (build_poly_scop): Call build_original_schedule.
8979 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
8980 (free_poly_dr): Remove.
8981 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
8982 (free_poly_bb): Remove.
8983 (debug_loop_vec): Remove.
8984 (print_isl_ast): Declare.
8985 (debug_isl_ast): Declare.
8986 (scop_do_interchange): Remove.
8987 (scop_do_strip_mine): Remove.
8988 (scop_do_block): Remove.
8989 (flatten_all_loops): Remove.
8990 (optimize_isl): Remove.
8991 (pbb_number_of_iterations_at_time): Remove.
8992 (debug_scop_pbb): Declare.
8993 (print_schedule_ast): Declare.
8994 (debug_schedule_ast): Declare.
8995 (struct scop): Remove schedule. Add original_schedule,
8996 transformed_schedule.
8997 (free_gimple_poly_bb): Remove.
8998 (print_generated_program): Remove.
8999 (debug_generated_program): Remove.
9000 (unify_scattering_dimensions): Remove.
9001 * sese.c (print_edge): ... here.
9002 (print_sese): ... here.
9003 (debug_edge): ... here.
9004 (debug_sese): ... here.
9005 * sese.h (print_edge): Declare.
9006 (print_sese): Declare.
9007 (dump_edge): Declare.
9008 (dump_sese): Declare.
9010 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9011 Sebastian Pop <s.pop@samsung.com>
9013 * Makefile.in: Set ISLVER in site.exp.
9015 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9017 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9018 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9019 through DECL_VALUE_EXPR for expansion.
9021 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9023 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9024 the frame info after reload completed.
9026 2016-01-25 Jeff Law <law@redhat.com>
9028 PR tree-optimization/69196
9029 PR tree-optimization/68398
9030 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9031 tree-ssa-threadupdate.c.
9032 (determine_bb_domination_status): Prototype
9033 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9034 (determine_bb_domination_status): No longer static.
9035 (valid_jump_thread_path): Remove code to detect characteristics
9036 of the jump thread path not associated with correctness.
9037 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9038 Correct test for thread path length. Count PHIs for real operands as
9039 statements that need to be copied. Do not count ASSERT_EXPRs.
9040 Look at all the blocks in the thread path. Compute and selectively
9041 filter thread paths based on threading through the latch, threading
9042 a multiway branch or crossing a multiway branch.
9044 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9046 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9047 decl with __attribute__ ((unused)) annotation.
9049 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9052 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9053 of operands is compatible with a statement vectype.
9055 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9057 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9058 improve wording for mixed storage order support.
9060 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9062 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9063 (vcvt_u64_f64): Likewise.
9064 (vcvta_s64_f64): Likewise.
9065 (vcvta_u64_f64): Likewise.
9066 (vcvtm_s64_f64): Likewise.
9067 (vcvtm_u64_f64): Likewise.
9068 (vcvtn_s64_f64): Likewise.
9069 (vcvtn_u64_f64): Likewise.
9070 (vcvtp_s64_f64): Likewise.
9071 (vcvtp_u64_f64): Likewise.
9073 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9075 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9076 (arc_init): Check validity mll64 option.
9077 (arc_save_restore): Use double load/store instruction.
9078 (arc_expand_movmem): Likewise.
9079 (arc_split_move): Don't split if we have double load/store
9080 instructions. Returns a boolean.
9081 (arc_process_double_reg_moves): Change function to return boolean
9082 instead of a sequence of instructions.
9083 (arc_dwarf_register_span): New function.
9084 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9085 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9086 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9087 (*movdf_insn): Likewise.
9088 * config/arc/arc.opt (mll64): New option.
9089 * config/arc/predicates.md (even_register_operand): New predicate.
9090 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9092 2016-01-25 Richard Biener <rguenther@suse.de>
9095 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9096 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9098 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9100 2016-01-25 Richard Biener <rguenther@suse.de>
9102 PR tree-optimization/69376
9103 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9105 (VN_INFO_ANTI_RANGE_P): New inline.
9106 (VN_INFO_RANGE_TYPE): Likewise.
9107 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9108 SSA_NAME_ANTI_RANGE_P.
9109 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9110 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9111 Properly query VN_INFO_RANGE_TYPE.
9113 2016-01-25 Nick Clifton <nickc@redhat.com>
9116 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9118 2016-01-23 Tom de Vries <tom@codesourcery.com>
9120 PR tree-optimization/69426
9121 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9124 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9126 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9127 "the the" with "the" in the comments.
9128 * ipa-devirt.c (build_type_inheritance_graph,
9129 update_type_inheritance_graph): Likewise.
9130 * tree.c (build_function_type_list_1): Likewise.
9131 * cfgloopmanip.c (scale_loop_profile): Likewise.
9132 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9133 * gimple-ssa-split-paths.c
9134 (find_block_to_duplicate_for_splitting_paths): Likewise.
9135 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9136 * expr.c (convert_move): Likewise.
9137 * var-tracking.c (vt_stack_adjustments): Likewise.
9138 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9139 * tree-vrp.c (test_for_singularity): Likewise.
9141 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9142 directly instead of building a temporary tree.
9145 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9146 remove <algorithm> include.
9148 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9151 * config/i386/i386.c: Include dojump.h.
9152 (expand_small_movmem_or_setmem,
9153 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9155 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9156 if dynamic_check != -1.
9158 2016-01-21 Jeff Law <law@redhat.com>
9161 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9162 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9163 into dominated_by_p.
9164 (cprop_into_successor_phis): Avoid unnecessary tests.
9166 2016-01-22 Richard Henderson <rth@redhat.com>
9169 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9170 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9172 2016-01-22 Michael Matz <matz@suse.de>
9174 * system.h (string, algorithm): Include only conditionally.
9175 (new): Include always under C++.
9176 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9177 * final.c (toplevel): Ditto.
9178 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9179 * genconditions.c (write_header): Make gencondmd.c define
9181 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9183 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9184 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9186 2016-01-22 Christian Bruel <christian.bruel@st.com>
9189 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9191 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9194 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9195 define_insn_and_split. Ensure operands[1] and operands[0] do not
9196 get assigned the same register.
9198 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9200 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9202 2016-01-22 Christian Bruel <christian.bruel@st.com>
9204 * config/arm/arm-c.c (arm_pragma_target_parse):
9205 Remove warn_builtin_macro_redefined overwrite.
9207 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9209 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9210 flag_non_call_exceptions compatibility.
9212 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9215 * dwarf2out.c (add_child_die_after): New function.
9216 (dwarf_qual_info_t): New type.
9217 (dwarf_qual_info): New variable.
9218 (qualified_die_p): New function.
9219 (modified_type_die): For -fdebug-types-section, ensure
9220 canonical order of qualifiers. Put qualified DIEs adjacent
9221 to the corresponding non-qualified type DIE and search there
9222 for existing qualified DIEs.
9224 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9226 * doc/extend.texi (scalar_storage_order type attribute): Document
9227 restriction on type punning and aliasing, and remove future tense.
9229 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9232 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9235 2016-01-21 Jeff Law <law@redhat.com>
9238 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9239 useless call to record_temporary_equivalences.
9240 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9241 allocate 10 slots in the bb_path vector and let it grow as needed.
9242 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9245 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9247 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9249 * configure: Regenerate.
9251 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9253 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9254 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9256 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9259 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9260 drop EXPAND_INITIALIZER.
9261 * rtl.h (contains_symbolic_reference_p): Declare.
9262 * rtlanal.c (contains_symbolic_reference_p): New function.
9263 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9264 a subtraction into a NOT if symbolic constants are involved.
9266 2016-01-21 Anton Blanchard <anton@samba.org>
9267 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9270 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9272 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9275 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9277 * config/microblaze/microblaze.c
9278 (get_branch_target): New.
9279 (insert_wic_for_ilb_runout): New.
9281 (microblaze_machine_dependent_reorg): New.
9282 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9283 * config/microblaze/microblaze.md
9284 (UNSPEC_IPREFETCH): Define.
9285 (iprefetch): New pattern
9286 * config/microblaze/microblaze.opt
9287 (mxl-prefetch): New flag.
9289 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9291 * config/microblaze/microblaze.h
9292 (FIXED_REGISTERS): Update in macro.
9293 (CALL_USED_REGISTERS): Update in macro.
9295 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9297 PR rtl-optimization/68920
9298 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9301 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9303 PR rtl-optimization/68990
9304 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9305 pseudo instead of inheritance ones.
9307 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9308 Nick Clifton <nickc@redhat.com>
9312 * config/mips/mips.c (mips_compute_frame_info): Initialise
9313 args_size and hard_frame_pointer_offset fields of the frame
9314 structure before calling mips_global_pointer.
9316 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9318 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9320 * configure: Regenerate.
9322 2016-01-21 Richard Biener <rguenther@suse.de>
9324 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9326 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9328 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9329 to actually emit the .size directive.
9331 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9332 Jakub Jelinek <jakub@redhat.com>
9336 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9337 args array size by one to avoid buffer overflow.
9339 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9341 * config/s390/s390.md (pool_section_start): Use switch_to_section
9342 to select proper read-only data section instead of hardcoding
9344 (pool_section_end): Use switch_to_section to match the above.
9346 2016-01-21 Richard Biener <rguenther@suse.de>
9348 PR tree-optimization/69378
9349 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9350 (set_ssa_val_to): Use it for dominance checks taking into
9351 account not executable edges.
9353 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9356 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9357 for bitsize instead of GET_MODE_PRECISION (mode).
9359 2016-01-20 Martin Sebor <msebor@redhat.com>
9362 * extend.texi (__sync Builtins): Clarify the semantics of
9363 __sync_fetch_and_OP built-ins on pointers.
9364 (__atomic Builtins): Same.
9366 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9367 Sebastian Pop <s.pop@samsung.com>
9369 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9370 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9371 (is_valid_rename): Same.
9372 (translate_isl_ast_to_gimple::get_rename): Same.
9373 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9374 (translate_isl_ast_to_gimple::rename_uses): Same.
9375 (get_new_name): Check for close_phi nodes.
9376 (copy_loop_phi_args): Use phi_node_kind.
9377 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9378 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9381 Sebastian Pop <s.pop@samsung.com>
9383 Revert commit r229783.
9384 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9385 Remove use of parameter_rename_map.
9387 (copy_internal_parameters): Remove.
9388 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9389 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9390 (free_sese_info): Do not free parameter_rename_map.
9391 (set_rename): Do not use parameter_rename_map.
9392 (rename_uses): Update call to set_rename.
9393 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9394 * sese.h (parameter_rename_map_t): Remove.
9395 (struct sese_info_t): Remove field parameter_rename_map.
9397 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9398 Sebastian Pop <s.pop@samsung.com>
9400 * graphite-isl-ast-to-gimple.c: Fix comment.
9401 * graphite-scop-detection.c (defined_in_loop_p): New.
9402 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9403 names defined in loop.
9405 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9406 Sebastian Pop <s.pop@samsung.com>
9408 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9409 Discard unstructured if-then-else regions.
9411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9412 Sebastian Pop <s.pop@samsung.com>
9414 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9415 (cleanup_loop_iter_dom): Remove.
9416 (build_loop_iteration_domains): Remove.
9417 (build_scop_context): Remove.
9418 (build_scop_iteration_domain): Remove.
9419 (add_loop_constraints): New.
9420 (build_iteration_domains): New.
9421 (build_poly_scop): Call build_iteration_domains.
9423 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9424 Sebastian Pop <s.pop@samsung.com>
9426 * graphite-scop-detection.c
9427 (scop_detection::harmful_loop_in_region): Free dom and loops.
9428 (scop_detection::loop_body_is_valid_scop): Free bbs.
9430 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9431 Sebastian Pop <s.pop@samsung.com>
9433 * graphite-scop-detection.c (record_loop_in_sese): New.
9434 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9435 (build_scops): Remove call to build_sese_loop_nests.
9436 * sese.c (sese_record_loop): Remove.
9437 (build_sese_loop_nests): Remove.
9438 (new_sese_info): Remove region->loops.
9439 (free_sese_info): Same.
9440 * sese.h (sese_contains_loop): Same.
9441 (build_sese_loop_nests): Remove.
9442 (sese_contains_loop): Remove.
9444 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9445 Sebastian Pop <s.pop@samsung.com>
9447 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9448 loop_is_valid_in_scop.
9449 (scop_detection::harmful_stmt_in_region): Renamed
9450 harmful_loop_in_region.
9451 Call loop_is_valid_in_scop.
9453 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9454 Sebastian Pop <s.pop@samsung.com>
9456 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9459 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9460 Sebastian Pop <s.pop@samsung.com>
9462 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9463 * graphite.h (struct poly_bb): Remove field is_reduction.
9464 (PBB_IS_REDUCTION): Remove.
9466 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9467 Sebastian Pop <s.pop@samsung.com>
9469 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9470 (add_pdr_constraints): Same.
9471 (scop_get_reads): Same.
9472 (scop_get_must_writes): Same.
9473 (scop_get_may_writes): Same.
9474 (scop_get_original_schedule): Same.
9475 (extend_schedule): Same.
9476 (apply_schedule_on_deps): Same.
9477 (carries_deps): Same.
9478 (compute_deps): Same.
9479 (scop_get_dependences): Same.
9480 * graphite-isl-ast-to-gimple.c
9481 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9482 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9483 (get_schedule_for_band_list): Same.
9484 (get_schedule_map): Same.
9485 (apply_schedule_map_to_scop): Same.
9486 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9487 (build_loop_iteration_domains): Same.
9488 (add_condition_to_pbb): Same.
9489 (add_param_constraints): Same.
9490 (pdr_add_memory_accesses): Same.
9491 (pdr_add_data_dimensions): Same.
9493 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9495 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9498 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9500 * common.opt (feliminate-dwarf2-dups): Replace references to
9501 "DWARF 2" with just "DWARF".
9502 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9503 * doc/extend.texi: Likewise.
9504 * doc/cpp.texi: Likewise.
9505 * doc/invoke.texi: Likewise.
9506 (Option Summary): Add -gdwarf to list of Debugging Options.
9507 (Debugging Options): Document -gdwarf.
9508 * doc/contrib.texi: Spell "DWARF" like that.
9510 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9512 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9513 warning. Fix up formatting.
9516 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9517 attempt to mark memory input operand addressable and
9518 call prepare_gimple_addressable in that case. Don't adjust
9519 input_location for diagnostics, use error_at instead.
9521 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9523 * config/rs6000/ppc-auxv.h: New file.
9524 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9526 (cpu_supports): Likewise.
9527 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9528 (cpu_is_info): New variable.
9529 (cpu_supports_info): Likewise.
9530 (tcb_verification_symbol): Likewise.
9531 (cpu_builtin_p): Likewise.
9532 (cpu_expand_builtin): New function.
9533 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9534 (rs6000_init_builtins): Likewise.
9535 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9536 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9537 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9538 * configure: Regenerate.
9539 * config.in: Likewise.
9540 * doc/extend.texi (PowerPC Built-in Functions): Document
9541 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9543 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9546 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9548 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9551 2016-01-20 Richard Henderson <rth@redhat.com>
9557 * tree.c (tm_define_builtin): New.
9558 (find_tm_vector_type): New.
9559 (build_tm_vector_builtins): New.
9560 (build_common_builtin_nodes): Call it.
9562 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9564 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9565 (arm_fp_ok): Likewise.
9567 (arm_crypto): Likewise.
9569 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9570 Richard Biener <rguenther@suse.de>
9572 PR tree-optimization/69328
9573 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9574 vectors have same number of elements.
9575 (vectorizable_condition): Fix masked version recognition.
9577 2016-01-20 Richard Biener <rguenther@suse.de>
9579 PR tree-optimization/69345
9580 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9581 (VN_INFO_PTR_INFO): Likewise.
9582 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9583 info when it is equal between non-dominating SSA names.
9584 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9585 Make sure to look at original SSA infos.
9587 2016-01-20 Jeff Law <law@redhat.com>
9590 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9592 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9593 (pc_or_label_operand): New predicate.
9594 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9595 tests for small integers that are 2^n - 1.
9597 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9599 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9601 2016-01-19 Jeff Law <law@redhat.com>
9604 * tree-ssa-threadbackwards.c
9605 (fsm_find_control_statement_thread_paths): Do not try to lookup
9606 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9608 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9610 * doc/lto.texi: Remove text that says only Gold has linker plugin
9613 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9615 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9616 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9617 the DIE accordingly.
9618 (modified_type_die): Add REVERSE parameter and pass it recursively,
9619 as well as to base_type_die. Adjust presence check accordingly.
9620 (base_type_for_mode): Adjust call to modified_type_die.
9621 (add_type_attribute): Add REVERSE parameter and pass it to
9623 (generic_parameter_die): Adjust call to add_type_attribute.
9624 (add_scalar_info): Likewise.
9625 (add_subscript_info): Likewise.
9626 (gen_array_type_die): Likewise.
9627 (gen_descr_array_type_die): Likewise.
9628 (gen_entry_point_die): Likewise.
9629 (gen_enumeration_type_die): Likewise.
9630 (gen_formal_parameter_die): Likewise.
9631 (gen_subprogram_die): Likewise.
9632 (gen_variable_die ): Likewise.
9633 (gen_const_die): Likewise.
9634 (gen_field_die): Likewise.
9635 (gen_pointer_type_die): Likewise.
9636 (gen_reference_type_die): Likewise.
9637 (gen_ptr_to_mbr_type_die): Likewise.
9638 (gen_inheritance_die): Likewise.
9639 (gen_subroutine_type_die): Likewise.
9640 (gen_typedef_die): Likewise.
9641 (force_type_die): Adjust call to modified_type_die.
9643 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
9645 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
9646 flow throughout the file. Fix broken link to Objective-C 2.0
9648 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
9651 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9653 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
9655 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9658 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
9659 (maybe_record_node): Record cxa_pure_virtual as the only possible
9660 target if there are not ohter candidates.
9661 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
9663 2016-01-19 Richard Biener <rguenther@suse.de>
9665 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
9666 (get_memory_order): Likewise.
9668 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
9670 * tree-vect-stmts.c (vectorizable_store): Check
9673 2016-01-19 David Malcolm <dmalcolm@redhat.com>
9676 * gcc.c (driver::decode_argv): Add call to
9677 init_opts_obstack before init_options_struct.
9678 * opts.c (init_opts_obstack): Remove idempotency.
9679 (init_options_struct): Replace call to init_opts_obstack
9680 with a gcc_assert to verify that it has already been called.
9681 * toplev.c (toplev::main): Add call to init_opts_obstack before
9682 calls to init_options_struct.
9683 (toplev::finalize): Move cleanup of opts_obstack next to
9684 cleanup of save_decoded_options, clearing the latter, and
9685 save_decoded_options_count.
9687 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9690 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
9691 attribute to unconditional. Remove %? from output template.
9693 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9694 Jiong Wang <jiong.wang@arm.com>
9696 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
9697 generated from different expand order.
9699 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9701 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9702 Add support for CCMP costing.
9704 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9706 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
9707 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
9708 (fccmpe<mode>): Likewise.
9709 (fcmp): Rename to fcmp and globalize pattern.
9711 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
9712 (aarch64_gen_ccmp_next): Add FP support.
9714 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9716 * target.def (gen_ccmp_first): Update documentation.
9717 (gen_ccmp_next): Likewise.
9718 * doc/tm.texi (gen_ccmp_first): Update documentation.
9719 (gen_ccmp_next): Likewise.
9720 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
9721 expand_ccmp_expr_1. Improve comments.
9722 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
9723 (ccmp_ior<mode>): Remove pattern.
9724 (cmp<mode>): Remove expand.
9725 (cmp): Globalize pattern.
9726 (cstorecc4): Use cc_register.
9727 (mov<mode>cc): Remove ccmp_cc_register check.
9728 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
9729 Simplify after removal of CC_DNE/* modes.
9730 (aarch64_ccmp_mode_to_code): Remove.
9731 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
9732 In 'k' case use integer as condition.
9733 (aarch64_nzcv_codes): Remove inverted cases.
9734 (aarch64_code_to_ccmode): Remove.
9735 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
9736 comparison with CC register to be used in folowing CCMP/branch/CSEL.
9737 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
9738 pattern. Return the comparison with CC register. Invert conditions
9740 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
9741 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
9743 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9745 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9746 instrumented_version.
9748 2016-01-19 Richard Biener <rguenther@suse.de>
9750 PR tree-optimization/69336
9751 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
9752 handled components with get_ref_base_and_extent.
9753 (equal_mem_array_ref_p): Adjust.
9755 2016-01-19 Jakub Jelinek <jakub@redhat.com>
9758 * shrink-wrap.c: Include valtrack.h.
9759 (move_insn_for_shrink_wrap): Add DEBUG argument. If
9760 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
9761 in between insn and where it will be moved to. Call
9762 dead_debug_insert_temp.
9763 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
9764 first and dead_debug_local_finish at the end.
9765 For uses and defs bitmap, handle all regs in between REGNO and
9766 END_REGNO, not just the first one.
9768 2016-01-19 Richard Biener <rguenther@suse.de>
9770 PR tree-optimization/69352
9771 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
9772 (equal_mem_array_ref_p): Constrain size and max size properly.
9773 Compare the reverse flag.
9775 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
9777 * ira.c (ira): Update regstat data if we deleted insns.
9779 2016-01-19 Jakub Jelinek <jakub@redhat.com>
9781 PR rtl-optimization/68955
9782 PR rtl-optimization/64557
9783 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
9784 here. Fix up formatting.
9785 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
9787 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9790 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
9791 assume that the node has body.
9792 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
9795 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9797 * lto-streamer-out.c (lto_output): Do not stream instrumentation
9800 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9802 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
9803 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
9805 2016-01-19 Martin Jambor <mjambor@suse.cz>
9806 Martin Liska <mliska@suse.cz>
9807 Michael Matz <matz@suse.de>
9809 * Makefile.in (OBJS): Add new source files.
9810 (GTFILES): Add hsa.c.
9811 * common.opt (disable_hsa): New variable.
9812 (-Whsa): New warning.
9813 * config.in (ENABLE_HSA): New.
9814 * configure.ac: Treat hsa differently from other accelerators.
9815 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
9817 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
9818 * doc/install.texi (Configuration): Document --with-hsa-runtime,
9819 --with-hsa-runtime-include, --with-hsa-runtime-lib and
9821 * doc/invoke.texi (-Whsa): Document.
9822 (hsa-gen-debug-stores): Likewise.
9823 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
9824 to invoke offload compiler for hsa acclerator.
9825 * opts.c (common_handle_option): Determine whether HSA offloading
9826 should be performed.
9827 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
9828 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
9829 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
9830 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
9831 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
9832 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
9833 GF_OMP_FOR_KIND_GRID_LOOP.
9834 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
9835 (pp_gimple_stmt_1): Likewise.
9836 * gimple-walk.c (walk_gimple_stmt): Likewise.
9837 * gimple.c (gimple_build_omp_grid_body): New function.
9838 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
9839 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
9840 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
9841 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
9842 GF_OMP_TEAMS_GRID_PHONY.
9843 (gimple_statement_omp_single_layout): Updated comments.
9844 (gimple_build_omp_grid_body): New function.
9845 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
9846 (gimple_omp_for_grid_phony): New function.
9847 (gimple_omp_for_set_grid_phony): Likewise.
9848 (gimple_omp_parallel_grid_phony): Likewise.
9849 (gimple_omp_parallel_set_grid_phony): Likewise.
9850 (gimple_omp_teams_grid_phony): Likewise.
9851 (gimple_omp_teams_set_grid_phony): Likewise.
9852 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
9853 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
9854 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
9855 (BUILT_IN_GOMP_TARGET): Updated type.
9856 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
9857 (adjust_for_condition): New function.
9858 (get_omp_for_step_from_incr): Likewise.
9859 (extract_omp_for_data): Moved parts to adjust_for_condition and
9860 get_omp_for_step_from_incr.
9861 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
9862 (fixup_child_record_type): Bail out if receiver_decl is NULL.
9863 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
9864 (scan_omp_parallel): Do not create child functions for phony
9866 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
9867 (scan_omp_1_op): Checking assert we are not remapping to
9868 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
9869 (parallel_needs_hsa_kernel_p): New function.
9870 (expand_parallel_call): Register apprpriate parallel child
9871 functions as HSA kernels.
9872 (grid_launch_attributes_trees): New type.
9873 (grid_attr_trees): New variable.
9874 (grid_create_kernel_launch_attr_types): New function.
9875 (grid_insert_store_range_dim): Likewise.
9876 (grid_get_kernel_launch_attributes): Likewise.
9877 (get_target_argument_identifier_1): Likewise.
9878 (get_target_argument_identifier): Likewise.
9879 (get_target_argument_value): Likewise.
9880 (push_target_argument_according_to_value): Likewise.
9881 (get_target_arguments): Likewise.
9882 (expand_omp_target): Call get_target_arguments instead of looking
9883 up for teams and thread limit.
9884 (grid_expand_omp_for_loop): New function.
9885 (grid_arg_decl_map): New type.
9886 (grid_remap_kernel_arg_accesses): New function.
9887 (grid_expand_target_kernel_body): New function.
9888 (expand_omp): Call it.
9889 (lower_omp_for): Do not emit phony constructs.
9890 (lower_omp_taskreg): Do not emit phony constructs but create for them
9891 a temporary variable receiver_decl.
9892 (lower_omp_taskreg): Do not emit phony constructs.
9893 (lower_omp_teams): Likewise.
9894 (lower_omp_grid_body): New function.
9895 (lower_omp_1): Call it.
9896 (grid_reg_assignment_to_local_var_p): New function.
9897 (grid_seq_only_contains_local_assignments): Likewise.
9898 (grid_find_single_omp_among_assignments_1): Likewise.
9899 (grid_find_single_omp_among_assignments): Likewise.
9900 (grid_find_ungridifiable_statement): Likewise.
9901 (grid_target_follows_gridifiable_pattern): Likewise.
9902 (grid_remap_prebody_decls): Likewise.
9903 (grid_copy_leading_local_assignments): Likewise.
9904 (grid_process_kernel_body_copy): Likewise.
9905 (grid_attempt_target_gridification): Likewise.
9906 (grid_gridify_all_targets_stmt): Likewise.
9907 (grid_gridify_all_targets): Likewise.
9908 (execute_lower_omp): Call grid_gridify_all_targets.
9909 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
9910 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
9911 (tree_omp_clause): Added union field dimension.
9912 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
9913 * tree.c (omp_clause_num_ops): Added number of arguments of
9914 OMP_CLAUSE__GRIDDIM_.
9915 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
9916 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
9917 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
9918 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
9919 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
9920 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
9921 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
9922 * tree-pass.h (make_pass_gen_hsail): Declare.
9923 (make_pass_ipa_hsa): Likewise.
9924 * ipa-hsa.c: New file.
9925 * lto-section-in.c (lto_section_name): Add hsa section name.
9926 * lto-streamer.h (lto_section_type): Add hsa section.
9927 * timevar.def (TV_IPA_HSA): New.
9928 * hsa-brig-format.h: New file.
9929 * hsa-brig.c: New file.
9930 * hsa-dump.c: Likewise.
9931 * hsa-gen.c: Likewise.
9934 * toplev.c (compile_file): Call hsa_output_brig.
9935 * hsa-regalloc.c: New file.
9937 2016-01-18 Jeff Law <law@redhat.com>
9939 PR tree-optimization/69320
9940 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
9941 ranged object, do nothing if the RHS constant is not [0..1].
9942 (optimize_stmt): Comparing a boolean ranged object against a
9943 constant outside [0..1] results in a compile-time constant.
9945 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
9948 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
9950 * doc/invoke.texi (Invoking GCC): Add new section to menu.
9951 (Option Summary): Update to reflect new section and moved options.
9952 (C++ Dialect Options): Move -fstats to new section.
9953 (Debugging Options): Move all dump, statistics, and other GCC
9954 developer options to new section. Rewrite section introduction
9955 and re-order remaining options to put the more basic ones first.
9956 (Optimization Options): Move -fira-verbose and -flto-report* to
9958 (Developer Options): New section incorporating moved options.
9959 * doc/cppopts.texi (-dM): Update cross-reference.
9961 2016-01-18 Richard Henderson <rth@redhat.com>
9964 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
9965 operands to pseudo only if CSE is expected. Split long immediate
9966 operands only after reload, and for the stack pointer.
9967 (*add<GPI>3_pluslong): Remove.
9968 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
9969 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
9970 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
9971 (*add<GPI>3 peepholes): New.
9972 (*add<GPI>3 splitters): New.
9973 * config/aarch64/constraints.md (Upl): New.
9974 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
9976 2016-01-18 Richard Biener <rguenther@suse.de>
9978 PR tree-optimization/69297
9979 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
9981 (vect_bb_vectorization_profitable_p): Clear visited flag again.
9983 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9986 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
9987 of mixind vector and scalar types.
9988 (fold_relational_const): Add handling of vector
9989 comparison with boolean result.
9990 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
9991 comparison of vector operands with boolean result for EQ/NE only.
9992 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
9993 (verify_gimple_cond): Likewise.
9994 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
9997 2016-01-18 Joseph Myers <joseph@codesourcery.com>
9999 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10002 2016-01-18 Richard Biener <rguenther@suse.de>
10004 PR middle-end/69308
10005 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10007 2016-01-18 Tom de Vries <tom@codesourcery.com>
10009 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10011 2016-01-18 Tom de Vries <tom@codesourcery.com>
10013 * omp-low.c (set_oacc_fn_attrib): Make extern.
10014 * omp-low.h (set_oacc_fn_attrib): Declare.
10015 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10016 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10017 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10018 Add and handle function parameter oacc_kernels_p.
10019 (find_reduc_addr, get_omp_data_i_param): New function.
10020 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10021 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10022 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10023 Calculate dominance info. Skip loops that are not in a kernels region
10024 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10025 (pass_parallelize_loops::execute): Call parallelize_loops with
10026 oacc_kernels_p argument.
10027 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10028 New member function.
10029 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10030 * passes.def: Add argument to pass_parallelize_loops instantation.
10032 2016-01-18 Tom de Vries <tom@codesourcery.com>
10034 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10035 pass_parallelize_loops to be run outside the loop pipeline.
10037 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10039 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10040 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10042 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10045 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10046 using get_ref_base_and_extent.
10047 (equal_mem_array_ref_p): New.
10048 (hashable_expr_equal_p): Add call to previous.
10050 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10053 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10054 (sra_initialize): Allocate disqualified_constants.
10055 (sra_deinitialize): Free disqualified_constants.
10056 (disqualify_candidate): Update disqualified_constants when appropriate.
10057 (create_access): Scan for constant-pool entries as we go along.
10058 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10059 (maybe_add_sra_candidate): Allow constant-pool entries.
10060 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10061 (initialize_constant_pool_replacements): New.
10062 (sra_modify_assign): Avoid mangling assignments created by previous,
10063 and don't generate writes into constant pool.
10064 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10066 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10068 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10069 andnot instruction.
10070 (scalar_chain::convert_op): Likewise.
10071 * config/i386/i386.md (*andndi3_doubleword): New.
10073 2016-01-18 Richard Biener <rguenther@suse.de>
10075 PR tree-optimization/69170
10076 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10077 building a vector from scalar results of a pattern stmt.
10079 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10081 * haifa-sched.c (autopref_multipass_init): Work around
10082 -Wmaybe-uninitialized warning.
10084 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10086 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10087 against the constant 0.
10089 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10091 PR tree-optimization/68799
10092 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10093 look up phi candidates in the statement-candidate map.
10094 (phi_add_costs): Likewise.
10095 (record_phi_increments): Likewise.
10096 (phi_incr_cost): Likewise.
10097 (ncd_with_phi): Likewise.
10098 (all_phi_incrs_profitable): Likewise.
10100 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10102 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10103 -Wmaybe-uninitialized warning.
10105 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10107 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10108 (Option Summary): Update to reflect new section and moved options.
10109 (C++ Dialect Options): Move -fvtable-verify and related options.
10110 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10111 and profiling-related options.
10112 (Optimization Options): Move profile generation options and
10113 -fstack-protector and related options.
10114 (Instrumentation Options): New section incorporating moved options.
10115 (Code Generation Options): Move -finstrument-functions and
10116 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10118 2016-01-16 Tom de Vries <tom@codesourcery.com>
10120 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10122 2016-01-16 Tom de Vries <tom@codesourcery.com>
10124 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10126 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10128 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10129 that checks whether the table is already empty. Rename the
10130 original implementation to...
10131 (hash_table::empty_slot): ...this new private function.
10133 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10135 PR diagnostic/68899
10136 * diagnostic-show-locus.c (layout::print_source_line): Move x
10137 offset of line until after call to
10138 get_line_width_without_trailing_whitespace.
10140 2016-01-15 Jeff Law <law@redhat.com>
10142 PR tree-optimization/69270
10143 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10144 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10145 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10146 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10147 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10148 ssa_name_has_boolean_range and constant_boolean_node.
10150 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10152 PR rtl-optimization/69030
10153 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10155 (spill_pseudos): Delete debug insn for dead pseudo.
10156 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10158 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10160 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10162 (TYPES_UNOPUS): Likewise.
10163 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10164 builtin type, from UNOP to UNOPUS.
10165 (lbtruncuv4sf): Likewise.
10166 (lbtruncuv2df): Likewise.
10167 (lrounduv2sf): Likewise.
10168 (lrounduv4sf): Likewise.
10169 (lrounduv2df): Likewise.
10170 (lroundusf): Likewise.
10171 (lroundusf): Likewise.
10172 (lceiluv2sf): Likewise.
10173 (lceiluv4sf): Likewise.
10174 (lceiluv2df): Likewise.
10175 (lceilusf): Likewise.
10176 (lceiludf): Likewise.
10177 (lflooruv2sf): Likewise.
10178 (lflooruv4sf): Likewise.
10179 (lflooruv2df): Likewise.
10180 (lfloorusf): Likewise.
10181 (lfloorudf): Likewise.
10182 (lfrintnuv2sf): Likewise.
10183 (lfrintnuv4sf): Likewise.
10184 (lfrintnuv2df): Likewise.
10185 (lfrintnusf): Likewise.
10186 (lfrintnudf): Likewise.
10187 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10189 (vcvtq_u32_f32): Likewise.
10190 (vcvtq_u64_f64): Likewise.
10191 (vcvta_u32_f32): Likewise.
10192 (vcvtaq_u32_f32): Likewise.
10193 (vcvtaq_u64_f64): Likewise.
10194 (vcvtm_u32_f32): Likewise.
10195 (vcvtmq_u32_f32): Likewise.
10196 (vcvtmq_u64_f64): Likewise.
10197 (vcvtn_u32_f32): Likwise.
10198 (vcvtnq_u32_f32): Likewise.
10199 (vcvtnq_u64_f64): Likewise.
10200 (vcvtp_u32_f32): Likewise.
10201 (vcvtpq_u32_f32): Likewise.
10202 (vcvtpq_u64_f64): Likewise.
10203 (vcvtmd_u64_f64): Likewise.
10204 (vcvtms_u32_f32): Likewise.
10205 (vcvtad_u64_f64): Likewise.
10206 (vcvtas_u32_f32): Likewise.
10207 (vcvtnd_u64_f64): Likewise.
10208 (vcvtns_u32_f32): Likewise.
10209 (vcvtpd_u64_f64): Likewise.
10210 (vcvtps_u32_f32): Likewise.
10212 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10214 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10215 CSEL of zero_extended registers.
10217 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10219 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10220 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10222 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10224 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10225 false when argument string is not found in the attributes table
10228 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10231 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10232 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10233 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10234 precision estimate.
10236 2016-01-15 Richard Biener <rguenther@suse.de>
10238 PR tree-optimization/66856
10239 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10240 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10241 (vect_create_new_slp_node): Increment stmt reference count.
10242 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10243 an SLP tree before swapping operands.
10244 (vect_build_slp_tree): Likewise.
10245 (destroy_bb_vec_info): Free stmt info after SLP instances.
10246 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10247 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10248 (STMT_VINFO_NUM_SLP_USES): New macro.
10250 2016-01-15 Richard Biener <rguenther@suse.de>
10253 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10254 (add_linkage_name): ... here.
10255 (gen_typedef_die): Use add_linkage_name_raw instead of
10256 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10259 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10261 * gimplify.c (oacc_default_clause): Decode reference and pointer
10262 types for both kernels and parallel regions.
10264 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10266 PR middle-end/69246
10267 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10269 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10271 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10272 (convert_scalars_to_vector): Likewise.
10274 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10276 * doc/extend.texi (Type Traits): Fix grammar.
10278 2016-01-15 Martin Jambor <mjambor@suse.cz>
10280 * tree-inline.c (remap_decl): Use existing dclarations if
10281 remapping a type and prevent_decl_creation_for_types.
10282 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10283 decls first. Do real remapping with
10284 prevent_decl_creation_for_types set.
10285 * tree-inline.h (copy_body_data): New field
10286 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10289 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10291 * config/s390/s390.opt (mmvcle): More verbose help text.
10293 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10295 * config/s390/s390.opt: Add period to -mzvector option text.
10297 2016-01-15 Richard Biener <rguenther@suse.de>
10299 PR tree-optimization/68961
10300 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10301 of invariants in stores again.
10303 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10305 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10307 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10309 * config/i386/i386.c (ix86_expand_branch): Don't split
10310 DI mode xor instruction to SI mode.
10312 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10315 * ipa-icf.c (sem_function::merge): Virtual functions may become
10316 reachable even if they address is not taken and there are no
10319 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10321 * lto-streamer-out.c (subtract_estimated_size): New function.
10322 (get_symbol_initial_value): Use it.
10324 2016-01-15 Christian Bruel <christian.bruel@st.com>
10327 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10328 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10329 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10330 use add_builtin_function_ext_scope instead of add_builtin_function.
10331 (neon_set_p, neon_crypto_set_p): Remove.
10332 (arm_init_builtins): Always call arm_init_neon_builtins and
10333 arm_init_crypto_builtins.
10334 (arm_expand_builtin): Check that builtins are allowed for the arch.
10335 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10336 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10337 arm_init_neon_builtins call.
10339 2016-01-15 Richard Biener <rguenther@suse.de>
10341 PR tree-optimization/69117
10342 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10343 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10344 of the leader conservatively.
10345 (free_scc_vn): Restore original SSA name infos.
10347 2016-01-14 Jeff Law <law@redhat.com>
10349 PR tree-optimization/69270
10350 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10351 single bit of precision, verify it's also unsigned.
10352 (record_edge_info): Use constant_boolean_node rather than fold_convert
10353 to convert boolean_true/boolean_false to the right type.
10355 2016-01-14 Richard Henderson <rth@redhat.com>
10358 * loop-doloop.c (record_reg_sets): New.
10359 (doloop_optimize): Reject the transform if the sequence
10360 clobbers registers live at the end of the loop block.
10361 (doloop_optimize_loops): Enable df_live if needed.
10363 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10365 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10366 * gcc/config/rs6000/rs6000.c: Likewise.
10367 * gcc/config/rs6000/rs6000.h: Likewise.
10368 * gcc/config/rs6000/rs6000.md: Likewise.
10369 * gcc/doc/extend.texi: Likewsie.
10371 2016-01-14 Jeff Law <law@redhat.com>
10373 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10376 2016-01-14 Richard Henderson <rth@redhat.com>
10380 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10381 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10382 instead of builtin_decl_declared_p to test for declaration.
10384 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10386 * doc/loop.texi (Loop Analysis and Representation): Document
10387 loop_depth function.
10389 2016-01-14 Tom de Vries <tom@codesourcery.com>
10391 PR tree-optimization/68773
10392 * omp-low.c (expand_omp_target): Don't set force_output.
10393 * varpool.c (varpool_node::get_create): Same.
10394 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10395 offload_funcs with force_output.
10397 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10400 * lra-eliminations.c (move_plus_up): Don't change anything if either
10401 the outer or inner subreg mode is not MODE_INT.
10402 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10403 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10405 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10407 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10408 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10409 reduc_uplus_@var{m}): Remove.
10410 * expr.c (expand_expr_real_2): Remove expansion path for
10411 reduc_[us](min|max|plus) optabs.
10412 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10413 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10414 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10415 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10416 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10417 reduc_[us](min|max|plus) optabs.
10419 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10421 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10422 (reduc_plus_scal_v2sf): New.
10423 (reduc_smax_v2sf): Rename to...
10424 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10425 (reduc_smin_v2sf): Rename to...
10426 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10428 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10430 * alias.c (compare_base_symbol_refs): New function.
10431 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10434 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10436 PR middle-end/68146
10437 PR tree-optimization/69155
10438 * tree-complex.c: Include cfganal.h.
10439 (phis_to_revisit): New variable.
10440 (extract_component): Add phiarg_p argument. Assert that returned
10441 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10442 (update_phi_components): Partly rewrite to use loop over real/imag
10443 components instead of code duplication. If extract_component returns
10444 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10445 create_tmp_reg into the PHI node instead, and mention the phi triplet
10446 in phis_to_revisit.
10447 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10448 in phis_to_revisit at the end.
10450 2016-01-14 Richard Biener <rguenther@suse.de>
10452 PR tree-optimization/68060
10453 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10454 outer loop reduction is only used in the inner loop before
10455 detecting a double reduction.
10457 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10460 * combine.c (expand_field_assignment): Punt if compute_mode is
10461 unsupported scalar mode.
10463 2016-01-14 Richard Biener <rguenther@suse.de>
10465 PR tree-optimization/66856
10466 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10467 SLP node only if it built successfully.
10468 (vect_analyze_slp_instance): Adjust.
10470 2016-01-14 Jeff Law <law@redhat.com>
10472 PR tree-optimization/69270
10473 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10474 (record_edge_info): Use it. Convert boolean_{true,false}_node
10475 to the type of op0.
10477 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10480 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10481 use block_ultimate_origin
10482 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10484 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10486 * doc/invoke.texi (Submodel Options): Rename section to
10487 "Machine-Dependent Options" to better reflect its content.
10488 Rewrite introductory text to remove archaic CPU names.
10491 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10493 * doc/invoke.texi (Code Gen Options): Move section up in file,
10494 before target-specific options. Update menu and option summary
10495 to reflect the new section ordering.
10497 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10499 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10500 (C++ Dialect Options): Add cross-reference to -std option.
10501 * doc/standards.texi (C++ Language): Document C++14 support.
10503 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10505 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10506 for pack/unpack functions for __ibm128.
10507 (PACK_IF): Likewise.
10508 (UNPACK_IF): Likewise.
10510 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10511 support for __ibm128 pack/unpack functions.
10512 (rs6000_invalid_builtin): Likewise.
10513 (rs6000_init_builtins): Likewise.
10514 (rs6000_opt_masks): Likewise.
10516 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10517 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10519 (RS6000_BTM_COMMON): Likewise.
10521 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10522 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10523 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10524 128-bit floating point. Add support for the double values to be
10525 in Altivec registers for TF/IF packing and unpacking, but restrict
10526 TD packing sub-fields to be FPR registers. Don't allow overlapped
10527 register support for packing. Allow pack inputs to be memory
10528 locations. Don't build generator functions for unpack<mode>_dm
10529 and unpack<mode>_nodm.
10530 (unpack<mode>_dm): Likewise.
10531 (unpack<mode>_nodm): Likewise.
10532 (pack<mode>): Likewise.
10534 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10535 built-in functions to pack/unpack explicit __ibm128 values.
10536 (__builtin_unpack_ibm128): Likewise.
10538 * doc/extend.texi (PowerPC Built-in Functions): Document
10539 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10541 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10544 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10545 Add new arg loc and pass it down as context.
10546 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10547 to the location to use for the warning.
10548 (check_function_arguments): New arg loc. All callers changed. Pass
10549 it to check_function_nonnull.
10550 * c-common.h (check_function_arguments): Adjust declaration.
10552 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10554 PR tree-optimization/69156
10555 * gimple.c (validate_type): Removed.
10556 (gimple_builtin_call_types_compatible_p): Use
10557 useless_type_conversion_p instead of validate_type.
10558 * value-prof.c (gimple_stringop_fixed_value): Fold
10559 icall_size to correct type.
10561 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10563 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10566 2016-01-13 Richard Henderson <rth@redhat.com>
10569 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10570 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10571 (ix86_builtin_tm_store): Remove.
10572 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10573 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10574 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10575 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10576 * doc/tm.texi: Rebuild.
10578 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10579 (BUILT_IN_TM_MEMCPY_RTWN): New.
10580 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10581 fallback from vector to integer helpers.
10582 (build_tm_load): Handle vector types directly, instead of
10584 (build_tm_store): Likewise.
10585 (expand_assign_tm): Prepare for register types not handled by
10586 the above. Copy them to memory and use memcpy.
10587 * tree.c (tm_define_builtin): New.
10588 (find_tm_vector_type): New.
10589 (build_tm_vector_builtins): New.
10590 (build_common_builtin_nodes): Call it.
10592 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10594 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10595 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10597 2016-01-13 Tom de Vries <tom@codesourcery.com>
10599 PR tree-optimization/69169
10600 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10601 handled_struct_type param.
10602 (create_variable_info_for, intra_create_variable_infos): Call
10603 create_variable_info_for_1 with extra arg.
10605 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10607 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10608 and "armv8.1-a+crc" entries.
10610 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10613 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10614 Change first operand predicate from register_or_constm1_operand
10615 to register_operand.
10616 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10617 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10618 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10619 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10620 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10621 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10622 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10623 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10624 comparison with constm1_rtx from vec_prefetch_gen part.
10626 2016-01-13 Richard Biener <rguenther@suse.de>
10628 PR tree-optimization/69013
10629 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10630 Exchange assert for a test.
10632 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10635 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10637 2016-01-13 Richard Biener <rguenther@suse.de>
10639 PR tree-optimization/69242
10640 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10641 assert with a check.
10643 2016-01-13 Richard Biener <rguenther@suse.de>
10645 PR tree-optimization/69186
10646 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10647 Properly guard vect_update_misalignment_for_peel call.
10649 2016-01-12 Jeff Law <law@redhat.com>
10651 PR tree-optimization/pr67755
10652 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
10653 "need_profile_correction".
10654 (thread_block_1): Initialize new field to false by default. If we
10655 have multiple thread paths through a common joiner to different
10656 final targets, then set new field to true.
10657 (compute_path_counts): Only do count adjustment when it's really
10660 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10662 * doc/invoke.texi (Spec Files): Move section down in file, past
10663 all command-line option descriptions.
10665 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10667 PR middle-end/54809
10668 * doc/gty.texi: Remove documentation of mark_hook.
10669 * gengtype.c (struct write_types_data): Remove code to support
10670 mark_hook attribute.
10671 (walk_type): Likewise.
10672 (write_func_for_structure): Likewise.
10674 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10676 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
10677 Directory Options, and -specs= to Overall Options.
10678 (Overall Options): Adjust similarly. Reorder to group related
10679 options together. Make -specs= cross-reference the spec file details.
10680 (Directory Options): Adjust similarly.
10682 2016-01-12 Jeff Law <law@redhat.com>
10684 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
10686 2016-01-12 Olivier Hainque <hainque@adacore.com>
10688 * gcc.c (spec_undefvar_allowed): New global.
10689 (process_command): Set to true when running for --version or --help,
10691 (getenv_spec_function): When the variable is not defined, use the
10692 variable name as the variable value if we're allowed not to issue
10695 2016-01-12 Bin Cheng <bin.cheng@arm.com>
10697 PR tree-optimization/68911
10698 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
10699 information computed for expression "init + nit * step".
10701 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10703 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
10704 about name of GCC executable. Remove deleted node from menu.
10705 (Directory Options) <-B>: Remove cross-reference to deleted node.
10706 (Target Options): Delete section.
10708 2016-01-12 Christian Bruel <christian.bruel@st.com>
10711 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
10712 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
10714 2016-01-12 Jakub Jelinek <jakub@redhat.com>
10717 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
10718 aligned_mem is properly set for AVX512-VL floating point masked
10722 * ifcvt.c (cond_exec_process_if_block): When removing the last
10723 insn from then_bb, remove also any possible barriers that follow it.
10725 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
10729 * config/i386/iamcu.h (SIZE_TYPE): New macro.
10730 (PTRDIFF_TYPE): Likewise.
10731 (WCHAR_TYPE): Likewise.
10732 (WCHAR_TYPE_SIZE): Likewise.
10733 (STDINT_LONG32): Likewise.
10735 2016-01-12 Richard Biener <rguenther@suse.de>
10737 PR tree-optimization/69053
10738 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
10739 convert initial value for cond reductions.
10741 2016-01-12 Richard Biener <rguenther@suse.de>
10743 PR tree-optimization/69007
10744 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
10745 widen_sum after dot_prod and sad.
10747 2016-01-12 Richard Biener <rguenther@suse.de>
10749 PR tree-optimization/69168
10750 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
10751 pattern stmt SLP type.
10752 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
10753 end up unused so cope with that case.
10755 2016-01-12 Richard Biener <rguenther@suse.de>
10757 PR tree-optimization/69157
10758 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
10759 stmts def type only during analyze phase.
10760 (vectorizable_call): Likewise.
10761 (vectorizable_simd_clone_call): Likewise.
10762 (vectorizable_conversion): Likewise.
10763 (vectorizable_assignment): Likewise.
10764 (vectorizable_shift): Likewise.
10765 (vectorizable_operation): Likewise.
10766 (vectorizable_store): Likewise.
10767 (vectorizable_load): Likewise.
10769 2016-01-12 Richard Biener <rguenther@suse.de>
10771 PR tree-optimization/69174
10772 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
10774 (vectorizable_load): Properly compute the number of loads needed
10775 for permuted strided SLP loads and do not spuriously assign
10776 to SLP_TREE_VEC_STMTS.
10778 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
10780 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
10781 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
10782 (MD_EXEC_PREFIX): Remove.
10783 (MD_STARTFILE_PREFIX) Removee.
10784 (FILE_NAME_ABSOLUTE_P): Remove.
10785 (CPP_SPEC): Do not read macros from sys/version.h.
10786 (LINK_COMMAND_SPEC): Remove.
10787 (LOCAL_INCLUDE_DIR): Remove.
10788 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
10789 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
10790 (POST_LINK_SPEC): Define to invoke stubify after linker
10791 (LIBSTDCXX): Remove define
10792 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
10793 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
10794 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
10795 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
10796 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
10797 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
10798 (i386_djgpp_asm_named_section): Add propotype of new procedure
10800 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
10801 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
10802 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
10803 in config/i386/djgpp.h).
10804 (STANDARD_STARTFILE_PREFIX_2): Define identical to
10805 STANDARD_STARTFILE_PREFIX_1.
10806 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
10807 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
10808 installation errors.
10809 (MAX_OFILE_ALIGNMENT): Define to 128.
10810 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
10812 * config/i386/djgpp.c: New file. Add implementation of
10813 i386_djgpp_asm_named_section.
10815 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
10817 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
10818 Add rule for building djgpp.o.
10820 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10822 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
10823 (rtx_is_swappable_p): Reductions are swappable.
10824 (insn_is_swappable_p): V2DF reductions are swappable.
10826 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
10828 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
10829 reloads for other unsupported memory operands.
10831 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10832 Jim Wilson <jim.wilson@linaro.org>
10835 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
10836 copy_to_mode_reg instead of force_reg.
10838 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
10841 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
10842 TARGET_80387 is true.
10844 2016-01-11 Jakub Jelinek <jakub@redhat.com>
10847 * lra-eliminations.c (move_plus_up): Only move plus up
10848 if subreg of the constant can be simplified into constant
10849 and use the simplified subreg of the constant instead of
10850 the original constant.
10852 * fold-const.c (fold_convertible_p): Don't return true
10853 for conversion of VECTOR_TYPE to same sized integral type.
10854 (fold_convert_loc): Fix up formatting. Fold conversion of
10855 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
10856 instead of NOP_EXPR.
10858 PR tree-optimization/69214
10859 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
10860 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
10863 PR tree-optimization/69207
10864 * tree-vect-slp.c (vect_get_constant_vectors): For
10865 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
10866 fold_convertible_p to vector_type's element type, and always
10867 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
10869 2016-01-11 Richard Biener <rguenther@suse.de>
10871 PR tree-optimization/69173
10872 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
10873 fixup the cycle if all stmts are in a pattern.
10875 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
10877 PR middle-end/68999
10878 * alias.c (base_alias_check): Move check for addresses with
10879 alignment ANDs before the call for compare_base_decls.
10880 (memrefs_conflict_p): Return -1 for different decls
10881 that went through alignment adjustments.
10883 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10885 PR rtl-optimization/68796
10886 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
10887 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
10888 and QImode comparisons against zero with CC_NZmode.
10889 * config/aarch64/iterators.md (short_mask): New mode_attr.
10891 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
10893 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
10894 (<avx512>_store<mode>_mask): Likewise.
10896 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
10897 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10899 PR rtl-optimization/68841
10900 * ifcvt.c (struct noce_if_info): Add orig_x field.
10901 (bbs_ok_for_cmove_arith): Add to_rename parameter.
10902 Don't record conflicts on to_rename if it's present.
10903 Allow memory destinations in sets.
10904 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
10905 blocks, passing orig_x to the checks.
10906 (noce_process_if_block): Set if_info->orig_x appropriately.
10908 2016-01-11 Tom de Vries <tom@codesourcery.com>
10910 PR tree-optimization/69069
10911 * tree-parloops.c (create_parallel_loop): Add missing phi args.
10913 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
10915 PR rtl-optimization/68920
10916 * config/i386/i386.c (ix86_option_override_internal): Restrict number
10917 of conditional moves for RTL if-conversion to 1 for
10918 TARGET_ONE_IF_CONV_INSN.
10919 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
10920 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
10921 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
10922 parameter to restirct number of conditional moves for
10924 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
10925 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
10928 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
10931 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
10932 onepart vars. Fix typo in comment. Fix reversed condition in
10934 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
10937 * var-tracking.c (dump_onepart_variable_differences): New.
10938 (dataflow_set_different): If a detailed dump is requested,
10939 delay early returns and dump differences between onepart
10940 variables present before and after, and added variables.
10942 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10945 * expr.c (expand_expr_real_1): For boolean vector constants
10946 with a scalar mode use const_scalar_mask_from_tree.
10947 (const_scalar_mask_from_tree): New.
10948 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
10949 assigned to a mask type to handle constants.
10951 2016-01-11 Martin Jambor <mjambor@suse.cz>
10954 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
10955 useless parameters if we cannot change function signature.
10957 2016-01-11 Martin Jambor <mjambor@suse.cz>
10960 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
10963 2016-01-11 Tom de Vries <tom@codesourcery.com>
10965 PR tree-optimization/69109
10966 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
10969 2016-01-11 Tom de Vries <tom@codesourcery.com>
10971 PR tree-optimization/69108
10972 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
10973 res is not used in a phi.
10975 2016-01-11 Yury Gribov <y.gribov@samsung.com>
10978 * common.opt (frandom-seed): Fix parameter name.
10979 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
10981 2016-01-11 Tom de Vries <tom@codesourcery.com>
10983 PR tree-optimization/69058
10984 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
10987 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
10989 * config/arc/arc.opt (mdiv-rem): Add period to the end.
10990 (mcode-density): Likewise.
10992 2016-01-10 Tom de Vries <tom@codesourcery.com>
10994 PR tree-optimization/69062
10995 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
10996 (parallelize_loops): Don't paralelize loop that has phi with address
10999 2016-01-10 Tom de Vries <tom@codesourcery.com>
11001 PR tree-optimization/69039
11002 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11005 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11007 PR middle-end/68743
11008 * match.pd: Require target has function_c99_misc before doing
11009 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11011 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11013 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11015 * configure: Regenerate.
11017 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11019 PR middle-end/50865
11020 PR tree-optimization/69097
11021 * fold-const.h (expr_not_equal_to): New prototype.
11022 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11023 (expr_not_equal_to): New function.
11024 * match.pd (X % -Y is the same as X % Y): Don't optimize
11025 unless X is known not to be equal to minimum or Y is known
11026 not to be equal to -1.
11027 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11028 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11029 (simplify_stmt_using_ranges): Adjust caller.
11030 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11031 substitute_and_fold.
11033 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11035 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11038 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11040 PR tree-optimization/69167
11041 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11042 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11044 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11046 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11047 Richard Biener <rguenther@suse.de>
11049 PR tree-optimization/68707
11050 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11051 instances that can be handled via vect_load_lanes.
11053 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11055 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11056 if we can't determine address equivalence.
11057 * alias.c (compare_base_decl): Update for changed return value of
11058 symtab_node::equal_address_to.
11060 2016-01-08 Jason Merrill <jason@redhat.com>
11064 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11065 * expr.c (store_field): Not here.
11066 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11067 call with TREE_ADDRESSABLE type.
11068 * tree-cfg.c (verify_gimple_call): Adjust.
11070 2016-01-08 Olivier Hainque <hainque@adacore.com>
11072 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11075 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11077 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11078 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11079 (reduc_smin_v2sf): Rename to...
11080 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11081 (reduc_splus_v2sf): Rename to...
11082 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11084 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11086 PR tree-optimization/69162
11087 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11088 valist argument in another argument.
11089 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11090 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11091 to determine the va_list type, build a MEM_REF instead of
11092 build_fold_indirect_ref.
11094 PR tree-optimization/69172
11095 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11098 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11100 PR tree-optimization/67781
11101 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11102 and cmpnop in two steps: first the ones not accessed in original
11103 gimple expression in a endian independent way and then the ones not
11104 accessed in the final result in an endian-specific way.
11106 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11108 PR tree-optimization/69083
11109 * tree-vect-slp.c (vect_get_constant_vectors): For
11110 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11111 element type. If op is fold_convertible_p to vector_type's element
11112 type, use NOP_EXPR instead of VCE.
11114 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11116 PR rtl-optimization/67778
11117 PR rtl-optimization/68634
11118 PR rtl-optimization/68909
11119 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11120 block from the stack until done with it. Remove a superfluous
11121 bitmap set. Remove a superfluous bitmap test.
11123 2016-01-07 Martin Sebor <msebor@redhat.com>
11126 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11127 constraint on the type of arguments.
11129 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11131 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11132 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11133 unaligned_access on the gcc_options set.
11134 * config/arm/arm.c (arm_option_override_internal): Use
11135 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11137 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11141 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11143 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11146 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11149 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11150 depending on frame_pointer_needed before remaining integer and SSE
11151 registers are saved.
11153 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11156 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11158 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11161 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11162 Use the "xBm" constraint.
11163 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11165 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11166 (sse_cvtsi2ssq<round_name>): Likewise.
11167 (sse_cvtss2si<round_name>): Likewise.
11168 (sse_cvtss2siq<round_name>): Likewise.
11169 (sse2_cvtsi2sdq<round_name>): Likewise.
11170 (sse2_cvtsd2si<round_name>): Likewise.
11171 (sse2_cvtsd2siq<round_name>): Likewise.
11172 * config/i386/subst.md (round_nimm_scalar_predicate): New
11175 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11177 PR middle-end/67639
11178 * varasm.c (make_decl_rtl): Mark invalid register vars as
11181 PR rtl-optimization/66206
11182 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11183 All callers changed.
11185 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11187 PR tree-optimization/69141
11188 * tree-ssa-pre.c: Include langhooks.h.
11189 (eliminate_dom_walker::before_dom_children): Use
11190 lang_hooks.decl_printable_name instead of
11191 cgraph_node::get ()->name ().
11193 PR middle-end/68960
11194 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11195 it and DECL_ALIGN too.
11197 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11199 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11201 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11204 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11205 depending on frame_pointer_needed before remaining integer and SSE
11206 registers are saved.
11208 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11210 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11211 mode iterator with VSX_M2.
11212 (*p9_vecstore_<mode>): Likewise.
11213 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11214 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11215 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11216 (define_split for VSX_LE128 stores): Likewise.
11217 (define_peephole2 for TImode LE swaps): Likewise.
11218 (define_split for VSX_LE128 post-reload stores): Likewise.
11220 2016-01-06 Marek Polacek <polacek@redhat.com>
11223 * convert.c (convert_to_integer_1): Adjust call to
11224 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11225 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11226 EXPR instead of ARG.
11227 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11229 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11232 * doc/extend.texi (RL78 Variable Attributes): New section.
11234 2016-01-05 Marek Polacek <polacek@redhat.com>
11237 * builtins.c (get_memmodel): Use expansion point location rather than
11238 the input location. Call warning_at rather than warning.
11239 (expand_builtin_atomic_compare_exchange): Likewise.
11240 (expand_builtin_atomic_load): Likewise.
11241 (expand_builtin_atomic_store): Likewise.
11242 (expand_builtin_atomic_clear): Likewise.
11244 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11247 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11248 Replace nonimmediate_operand with vector_operand.
11249 * config/i386/predicates.md (vector_operand): New predicate.
11250 (general_vector_operand): Replace nonimmediate_operand with
11252 * config/i386/sse.md: Replace nonimmediate_operand with
11253 vector_operand and m constraint with Bm constraint on SSE
11254 patterns with 16-byte memory operand.
11255 * config/i386/subst.md (round_nimm_predicate): Replace
11256 nonimmediate_operand with vector_operand.
11257 (round_saeonly_nimm_predicate): Likewise.
11258 (round_saeonly_nimm_scalar_predicate): New.
11260 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11263 * config/i386/constraints.md (Bm): New constraint.
11264 * config/i386/predicates.md (vector_memory_operand): New
11266 * config/i386/sse.md: Replace xm with xBm in plusminus and
11267 any_logic patterns.
11269 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11272 * doc/extend.texi (V850 Function Attributes): New section.
11273 (V850 Variable Attributes): New section.
11275 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11278 * doc/extend.texi (MicroBlaze Function Attributes): Document
11279 interrupt_handler and fast_interrupt attributes.
11281 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11284 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11285 for local symbolic operands.
11286 * config/ia64/predicates.md (local_symbolic_operand64): New
11289 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11291 PR rtl-optimization/68651
11292 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11295 2016-01-05 Nathan Sidwell <nathan@acm.org>
11297 * alias.c (compare_base_decls): Use symtab_node::get.
11299 2016-01-05 Nick Clifton <nickc@redhat.com>
11302 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11303 secondary_reload_info structure.
11306 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11307 decls if weak support is available.
11309 2016-01-04 Martin Sebor <msebor@redhat.com>
11311 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11313 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11315 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11316 OPTION_MASK_P9_DFORM.
11318 * config/rs6000/constraints.md (wo constraint): New constraint for
11321 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11323 (rs6000_init_hard_regno_mode_ok): Likewise.
11325 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11328 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11329 expanders not to have constraints. Add support for ISA 3.0 xxperm
11330 instruction. Add support for fusing xxlor with xxperm.
11331 (altivec_vperm_<mode>_internal): Likewise.
11332 (altivec_vperm_v8hiv16qi): Likewise.
11333 (altivec_vperm_<mode>v16q): Likewise.
11334 (altivec_vperm_<mode>_uns): Likewise.
11335 (vperm_v8hiv4si): Likewise.
11336 (vperm_v16qiv8hi): Likewise.
11338 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11340 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11342 Update copyright years.
11344 * gcc.c (process_command): Update copyright notice dates.
11345 * gcov-dump.c (print_version): Ditto.
11346 * gcov.c (print_version): Ditto.
11347 * gcov-tool.c (print_version): Ditto.
11348 * gengtype.c (create_file): Ditto.
11349 * doc/cpp.texi: Bump @copying's copyright year.
11350 * doc/cppinternals.texi: Ditto.
11351 * doc/gcc.texi: Ditto.
11352 * doc/gccint.texi: Ditto.
11353 * doc/gcov.texi: Ditto.
11354 * doc/install.texi: Ditto.
11355 * doc/invoke.texi: Ditto.
11357 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11359 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11360 modes larger than TImode as TImode if NEON is not enabled.
11362 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11365 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11366 mode for %f0-%f31 only if TARGET_FPU.
11368 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11371 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11372 to compute the PACKED_P predicate.
11373 (function_arg_record_value): Minor tweaks.
11375 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11377 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11378 option for arm*-*-* targets.
11380 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11382 * doc/extend.texi (Common Function Attributes): Move docs for
11383 MSP430-specific attributes to....
11384 (MSP430 Function Attributes): ...here. Delete the redundant
11385 entries and copy-edit the remaining text.
11386 (MSP430 Variable Attributes): Use uniform format for index
11387 entries and add a cross-reference to the corresponding function
11390 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11392 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11394 (x86 Options): Likewise.
11396 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11400 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11401 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11402 to corresponding attribute.
11404 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11406 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11407 to correct alphabetization of table. Copy-edit and correct
11409 <stack_protect>: Likewise.
11410 <target_clones>: Likewise.
11412 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11413 Correct punctuation.
11414 (Code Gen Options) <-fno-plt>: Copy-edit.
11416 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11419 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11420 SI values. Explicitly convert SI to DI and vice-versa.
11422 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11424 PR tree-optimization/69070
11425 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11426 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11429 * ubsan.c (ubsan_instrument_float_cast): Call
11430 initialize_sanitizer_builtins.
11433 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11435 Copyright (C) 2016 Free Software Foundation, Inc.
11437 Copying and distribution of this file, with or without modification,
11438 are permitted in any medium without royalty provided the copyright
11439 notice and this notice are preserved.