1 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
4 * omp-low.c (struct oacc_loop): Add ifns.
5 (new_oacc_loop_raw): Initialize it.
6 (finish_oacc_loop): Clear mask & flags if no ifns.
7 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8 (oacc_loop_xform_loop): Add ifns arg & adjust.
9 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11 2016-03-07 Richard Henderson <rth@redhat.com>
14 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
15 (insert_value_copy_on_edge): Likewise.
17 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
26 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
32 Fix sseimul type attribute.
33 * config/i386/znver1.md
34 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
35 znver1_sseimul_avx256_load) : Fix the type attribute.
37 znver1_sseimul_load_di): Fix type attribute, pipe usage and latency.
39 2016-03-05 Jakub Jelinek <jakub@redhat.com>
42 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
43 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
46 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
49 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
51 PR rtl-optimization/69941
52 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
53 the reg share its mode.
55 2016-03-04 Jeff Law <law@redhat.com>
57 PR tree-optimization/69196
58 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
59 If the both SSA_NAMEs are anonymous, then consider them unassociated
60 and include the PHI in the statement count.
62 2016-03-05 Tom de Vries <tom@codesourcery.com>
64 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
65 construct in oacc routine. Check for oacc region in oacc routine.
67 2016-03-04 Jakub Jelinek <jakub@redhat.com>
70 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
71 2016-02-22 changes, instead don't recurse if RECUR is already true.
72 Don't change *dynamic_check if RECUR. Adjust recursive caller
73 to pass true to the new argument.
74 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
77 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
78 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
80 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
82 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
84 PR rtl-optimization/57676
85 * lra-assigns.c (lra_assign): Guard test for maximum iterations
88 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
90 * tree-vect-patterns.c (search_type_for_mask): Handle
91 comparison of booleans.
93 2016-03-04 Jakub Jelinek <jakub@redhat.com>
95 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
99 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
100 all other ops that have dw_val_class_die_ref operands,
101 and DW_OP_GNU_entry_value.
103 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
105 PR rtl-optimization/69904
106 * config/arm/arm.c (arm_cannot_copy_insn_p):
107 Return true for load-exclusive instructions.
109 2016-03-03 Jakub Jelinek <jakub@redhat.com>
112 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
113 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
114 the pattern no matter if it is used just by non-pattern, pattern
116 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
117 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
118 oprnd1 def_stmt is in pattern, don't look through it.
120 2016-03-03 Marek Polacek <polacek@redhat.com>
123 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
125 2016-03-03 Martin Liska <mliska@suse.cz>
127 PR tree-optimization/70043
128 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
129 previous statement if we see a debug statement.
131 2016-03-03 Richard Biener <rguenther@suse.de>
133 PR tree-optimization/55936
134 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
135 parameter and guard unsafe equivalence use.
136 (vrp_evaluate_conditional_warnv_with_ops): Always use
137 safe equivalences but not via the quadratic compare_names
140 2016-03-03 Michael Collison <michael.collison@linaro.org>
143 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
144 for operand 1 to s_register_operand. Change predicate for operand
145 2 to arm_not_immediate_operand.
147 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
149 * doc/tm.texi: Regenerated.
151 2016-03-02 Richard Henderson <rth@redhat.com>
154 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
155 simplification when all args are positive non-fixed registers.
157 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
159 * target.def (lra_p): Specify that new ports should use LRA.
161 2016-03-02 Jakub Jelinek <jakub@redhat.com>
164 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
165 gimplify_type_sizes the type they refer to.
166 (omp_notice_variable): Handle reference vars to VLAs.
167 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE reference
168 to VLA decls in the second pass instead of first pass.
170 2016-03-02 Tom de Vries <tom@codesourcery.com>
172 PR tree-optimization/68659
173 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
174 new_expr == NULL_TREE.
175 (get_new_name): Handle ADDR_EXPR.
177 2016-03-02 Bin Cheng <bin.cheng@arm.com>
179 PR rtl-optimization/69052
180 * loop-invariant.c (canonicalize_address): New function.
181 (inv_can_prop_to_addr_use): Check validity of address expression
182 which is canonicalized by above function.
184 2016-03-02 Alan Modra <amodra@gmail.com>
187 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
190 2016-03-02 Jakub Jelinek <jakub@redhat.com>
193 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
194 (*movhi_internal): Put mask moves from and to memory separately
195 from moves from/to GPRs.
197 2016-03-02 Richard Biener <rguenther@suse.de>
199 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
200 GENERIC expressions in GIMPLE.
202 2016-03-02 Richard Biener <rguenther@suse.de>
204 * config/i386/i386.c (type_natural_mode): Fix typo.
206 2016-03-02 Nick Clifton <nickc@redhat.com>
208 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
210 2016-03-02 Richard Biener <rguenther@suse.de>
211 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
216 2016-03-02 Richard Biener <rguenther@suse.de>
219 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
221 2016-03-02 Marek Polacek <polacek@redhat.com>
224 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
225 "is promoted to" warning.
227 2016-03-01 DJ Delorie <dj@redhat.com>
229 * config.gcc: Deprecate mep-*.
231 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
234 * lra-constraints.c (regno_val_use_in): New.
235 (match_reload): Use it instead of regno_use_in.
237 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
239 PR rtl-optimization/70007
240 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
241 references present in REG_EQUAL notes attached to non-SET patterns.
243 2016-03-01 Jeff Law <law@redhat.com>
245 PR tree-optimization/69196
246 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
247 Appropriately clamp the number of statements to copy when the
248 thread path does not traverse a loop backedge.
250 PR tree-optimization/69196
251 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
252 Do count some PHIs in the thread path against the insn count. Decrease
253 final statement count by one as the control statement in the last
254 block will get removed. Remove special cased code for handling PHIs in the last block.
256 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
260 asm dialect alternatives to explicit GOTPCREL calls.
262 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
265 * ira.c (do_reload): Issue warning for generic stack checking here...
266 * reload1.c (reload): ...instead of here and streamline it.
268 2016-03-01 Nick Clifton <nickc@redhat.com>
270 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
272 2016-03-01 Richard Biener <rguenther@suse.de>
274 PR tree-optimization/69983
275 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
276 types and fall back to operand_equal_p.
278 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
281 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
283 * config/s390/constraints.md ("jm8"): New constraint.
284 * config/s390/predicates.md ("const_int_8bitset_operand"): New
286 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
288 ("*setmem_long<setmem_and>"): New pattern.
289 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
291 ("*setmem_long_31z<setmem_and>"): New pattern.
292 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
293 New substitution rules with the required attributes.
296 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
299 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
301 * gensupport.c (process_substs_on_one_elem): Split loop to
302 complete mark_operands_used_in_match_dup on all expressions in the
304 (adjust_operands_numbers): Inline into process_substs_on_one_elem
307 2016-03-01 Richard Biener <rguenther@suse.de>
310 * fold-const.c (fold_indirect_ref_1): Fix range checking for
311 vector BIT_FIELD_REF extract.
313 2016-03-01 Richard Biener <rguenther@suse.de>
315 PR tree-optimization/69994
316 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
318 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
320 PR tree-optimization/69956
321 * tree-vect-stmts.c (supportable_widening_operation): Support
322 multi-step conversion of boolean vectors.
323 (supportable_narrowing_operation): Likewise.
325 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
327 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
330 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
332 * config/s390/subst.md (DSI_VI): New mode iterator.
333 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
334 * config/s390/vector.md ("vec_set<mode>"): Move expander before
336 ("*vec_set<mode>"): Change predicate and add alternative to
337 support only either register or const_int operands as element
339 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
341 ("vec_extract<mode>"): New expander.
342 ("*vec_extract<mode>"): New insn definition supporting reg and
343 const_int element selectors.
344 ("*vec_extract<mode>_plus"): New insn definition supporting
345 reg+const_int element selectors.
346 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
347 following expander+insn definition.
348 ("<vec_shifts_name><mode>3"): New expander.
349 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
351 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
353 * config/s390/s390.md ("*tabort_1"): Change predicate to
354 nonmemory_operand. Add a second alternative to cover
355 register as well as const int operands.
356 ("*tabort_1_plus"): New pattern definition.
358 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
360 * config/s390/s390.md ("*ashrdi3_cc_31")
361 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
362 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
363 Merge insn definitions into ...
364 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
365 New pattern definition.
366 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
367 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
368 ("*ashr<mode>3_and"): Merge insn definitions into ...
369 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
370 New pattern definition.
371 * config/s390/subst.md ("addr_style_op_cc_subst")
372 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
373 substitutions patterns plus attributes.
374 Add ashiftrt to SUBST iterator.
376 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
378 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
379 op2 to nonmemory_operand.
380 ("*<shift>di3_31", "*<shift>di3_31_and"):
381 Merge into single pattern definition ...
382 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
383 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
384 pattern definition ...
385 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
386 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
389 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
391 * config/s390/predicates.md (const_int_6bitset_operand): New
393 * config/s390/s390.md: Include subst.md.
394 ("rotl<mode>3"): New expander.
395 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
397 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
398 * config/s390/subst.md: New file.
400 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
402 * config/s390/s390.md ("op_type", "atype", "length" attributes):
403 Remove RRR type. It doesn't really exist.
404 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
406 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
407 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
408 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
409 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
410 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
411 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
414 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
416 * gensupport.c (process_substs_on_one_elem): Split loop to
417 complete mark_operands_used_in_match_dup on all expressions in the
419 (adjust_operands_numbers): Inline into process_substs_on_one_elem
422 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
425 * config/sparc/sparc.c (NWORDS_UP): Rename to...
426 (CEIL_NWORDS): ...this. Use CEIL macro.
427 (compute_fp_layout): Adjust to above renaming.
428 (function_arg_union_value): Likewise.
429 (sparc_arg_partial_bytes): Likewise.
430 (sparc_function_arg_advance): Likewise.
432 2016-02-29 Jeff Law <law@redhat.com>
434 PR tree-optimization/70005
435 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
436 where an object with a boolean range is compared against a value
439 PR tree-optimization/69999
440 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
441 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
444 2016-02-29 Richard Biener <rguenther@suse.de>
446 PR tree-optimization/69994
447 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
448 (get_unary_op): Look through nop conversions.
449 (ops_equal_values_p): New function, look for equality diregarding
451 (eliminate_plus_minus_pair): Use ops_equal_values_p
452 (repropagate_negates): Do not use get_unary_op here.
454 2016-02-29 Martin Liska <mliska@suse.cz>
456 * system.h: Poison ENABLE_CHECKING macro.
458 2016-02-29 Martin Liska <mliska@suse.cz>
460 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
461 is presented in dump flags.
462 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
463 (hsa_regalloc): Likewise.
465 2016-02-19 Richard Biener <rguenther@suse.de>
467 PR tree-optimization/69980
468 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
469 permutation of those we need to keep.
471 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
474 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
476 (init_cumulative_args): Minor tweaks.
477 (sparc_promote_function_mode): Likewise.
478 (scan_record_type): Delete.
479 (traverse_record_type): New function template.
480 (classify_data_t): New structure type.
481 (classify_registers): New inline function.
482 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
483 exhausted. Instantiate traverse_record_type on classify_registers and
484 deal with the case of a structure passed in slot #15 with no FP field
486 (assign_data_t): New structure type.
487 (compute_int_layout): New static function.
488 (compute_fp_layout): Likewise.
489 (count_registers): New inline function.
490 (assign_int_registers): New static function.
491 (assign_fp_registers): Likewise.
492 (assign_registers): New inline function.
493 (function_arg_record_value_1): Delete.
494 (function_arg_record_value_2): Likewise.
495 (function_arg_record_value_3): Likewise.
496 (function_arg_record_value): Adjust to above changes. Instantiate
497 traverse_record_type on count_registers to first count the number of
498 registers to be used and then on assign_registers to assign them.
499 (function_arg_union_value): Adjust to above renaming.
500 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
501 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
502 case of a structure passed in slot #15
503 (sparc_function_arg_advance): Likewise.
504 (function_arg_padding): Minor tweak.
506 2016-02-29 Richard Biener <rguenther@suse.de>
508 PR tree-optimization/69720
509 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
510 the adjustment_def path for possibly vectorized defs.
511 (vect_create_epilog_for_reduction): Handle vectorized initial
514 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
516 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
518 2016-02-27 Jeff Law <law@redhat.com>
521 2016-02-26 Richard Biener <rguenther@suse.de>
522 Jeff Law <law@redhat.com>
524 PR tree-optimization/69740
525 * cfghooks.c (remove_edge): Request loop fixups if we delete
526 an edge that might turn an irreducible loop into a natural
529 2016-02-27 Jakub Jelinek <jakub@redhat.com>
531 PR rtl-optimization/69896
532 * tree-vect-generic.c (get_compute_type): Avoid single element
535 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
537 Rename the AArch64 tuning option and related functions to enable the
538 Newton series for the reciprocal square root to reflect its
539 approximative characteristic.
541 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
542 function to "aarch64_emit_approx_rsqrt".
543 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
544 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
545 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
546 (xgene1_tunings): Likewise.
547 (use_rsqrt_p): Likewise.
548 (aarch64_emit_swrsqrt): Use new function name.
549 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
550 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
551 text explaining this option.
552 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
554 2016-02-26 Jakub Jelinek <jakub@redhat.com>
557 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
558 complain about -mallow-movmisalign without -mvsx if
559 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
561 2016-02-26 Joel Sherrill <joel@rtems.org>
563 * config.gcc: Add x86_64-*-rtems*.
564 * gcc/config/i386/rtems-64.h: New file.
566 2016-02-26 Joel Sherrill <joel@rtems.org>
568 * config.gcc: Add aarch64-*-rtems*.
569 * gcc/config/aarch64/rtems.h: New file.
571 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
574 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
575 shift amount using %h. Add comment.
577 2016-02-26 Richard Biener <rguenther@suse.de>
578 Jeff Law <law@redhat.com>
580 PR tree-optimization/69740
581 * cfghooks.c (remove_edge): Request loop fixups if we delete
582 an edge that might turn an irreducible loop into a natural
585 2016-02-26 Martin Jambor <mjambor@suse.cz>
588 * tree-sra.c (sra_modify_assign): Do not remove loads of
589 uninitialized aggregates to SSA_NAMEs.
591 2016-02-26 Richard Henderson <rth@redhat.com>
594 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
595 pseudo in case the target rtx matches the source of the left
598 2016-02-26 Martin Jambor <mjambor@suse.cz>
601 * hsa.h (hsa_type_packed_p): Declare.
602 * hsa.c (hsa_type_packed_p): New function.
603 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
605 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
606 * hsa-brig.c (emit_basic_insn): Likewise.
608 2016-02-26 Martin Jambor <mjambor@suse.cz>
611 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
613 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
615 2016-02-26 Martin Jambor <mjambor@suse.cz>
617 * hsa.h (is_a_helper): New overload for hsa_op_immed for
618 hsa_op_with_type operands.
619 (hsa_unsigned_type_for_type): Declare.
620 * hsa.c (hsa_unsigned_type_for_type): New function.
621 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
622 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
623 the finalizer. Do not emit extra move.
625 2016-02-26 Martin Jambor <mjambor@suse.cz>
627 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
628 atomic operations in private segment.
630 2016-02-26 Martin Jambor <mjambor@suse.cz>
632 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
633 statements to wi->info. Also disallow omp simd constructs.
634 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
635 for not gridifying. Dump special string for omp_for.
637 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
640 * config/aarch64/aarch64.c (aarch64_set_current_function):
641 Save/restore target globals when switching to
642 target_option_default_node.
644 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
647 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
648 Return 0 if !SHIFT_COUNT_TRUNCATED.
650 2016-02-26 Jakub Jelinek <jakub@redhat.com>
651 Eric Botcazou <ebotcazou@adacore.com>
653 PR rtl-optimization/69891
654 * dse.c (scan_insn): If we can't figure out memset arguments
655 or they are non-constant, call clear_rhs_from_active_local_stores.
657 2016-02-26 Martin Liska <mliska@suse.cz>
659 * doc/extend.texi: Mention clog10, clog10f an clog10l
662 2016-02-26 Martin Liska <mliska@suse.cz>
664 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
666 (resolve_args_picking_1): Likewise.
667 * dwarf2out.h (struct GTY): Likewise.
669 2016-02-26 Martin Liska <mliska@suse.cz>
671 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
673 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
675 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
676 Martin Liska <mliska@suse.cz>
678 * doc/install.texi: Mention --enable-valgrind-annotations.
680 2016-02-26 Richard Biener <rguenther@suse.de>
682 PR tree-optimization/69551
683 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
684 looking through aliases adjust DECL_PT_UID to refer to the
685 ultimate alias target.
687 2016-02-25 Martin Liska <mliska@suse.cz>
690 * alloc-pool.c (after_memory_report): New variable.
691 * alloc-pool.h (base_pool_allocator ::release): Do not use
692 the infrastructure if after_memory_report.
693 * toplev.c (toplev::main): Mark after memory report.
695 2016-02-25 Richard Biener <rguenther@suse.de>
697 PR tree-optimization/48795
698 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
700 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
703 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
704 offloading is enabled and -fopenacc or -fopenmp is specified.
705 (CRTOFFLOADEND): Likewise.
706 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
707 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
708 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
709 (offload_objects_file_name): New static var.
710 (tool_cleanup): Remove offload_objects_file_name file.
711 (find_offloadbeginend): Replace with ...
712 (find_crtoffloadtable): ... this.
713 (run_gcc): Remove offload_argc and offload_argv.
714 Get offload_objects_file_name from -foffload-objects=... option.
715 Read names of object files with offload from this file, pass them to
716 compile_images_for_offload_targets. Don't call find_offloadbeginend and
717 don't pass offloadbegin and offloadend to the linker. Don't pass
718 offload non-LTO files to the linker, because now they're not claimed.
720 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
723 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
724 on builtin_unreachable.
726 2016-02-25 Jakub Jelinek <jakub@redhat.com>
728 PR rtl-optimization/69896
729 * regcprop.c: Include cfgrtl.h.
730 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
731 than remembered mode, either delete it (if noop_move_p), or
732 treat like copy_p but not noop_p instruction.
734 2016-02-24 Jakub Jelinek <jakub@redhat.com>
737 * dwarf2out.c (gen_variable_die): Work around buggy LTO
738 - allow NULL decl for Fortran DW_TAG_common_block variables.
740 2016-02-24 Jason Merrill <jason@redhat.com>
742 * common.opt (flifetime-dse): Add -flifetime-dse=1.
744 2016-02-24 Richard Biener <rguenther@suse.de>
745 Jakub Jelinek <jakub@redhat.com>
748 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
749 conditionally executed ops to well-defined overflow behavior.
751 2016-02-24 Jakub Jelinek <jakub@redhat.com>
754 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
757 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
759 PR rtl-optimization/69886
760 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
761 argument. Use it when checking validity of set instructions.
762 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
763 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
765 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
766 * store-motion.c (find_moveable_store): Update
767 can_assign_to_reg_without_clobbers_p callsite.
769 2016-02-24 Richard Biener <rguenther@suse.de>
772 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
774 (record_nonwrapping_iv): Do not fall back to the low/high bound
775 for non-constant IV bases if the stmt is not always executed.
777 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
779 * config/arm/arm-cores.def (cortex-a32): New entry.
780 * config/arm/arm-tables.opt: Regenerate.
781 * config/arm/arm-tune.md: Regenerate.
782 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
783 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
784 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
785 for -mcpu and -mtune.
787 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
790 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
791 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
792 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
793 (atomic_loaddi_1): Delete.
794 (atomic_loaddi): Rewrite expander using the above changes.
796 2016-02-24 Jakub Jelinek <jakub@redhat.com>
799 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
802 2016-02-24 Jakub Jelinek <jakub@redhat.com>
803 Richard Biener <rguenth@suse.de>
806 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
807 set_mem_attributes if tem is SSA_NAME which got expanded
810 2016-02-24 Richard Biener <rguenther@suse.de>
812 PR tree-optimization/69907
813 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
814 end of permutations for BB vectorization.
816 2016-02-24 Christian Bruel <christian.bruel@st.com>
818 * config/arm/arm-c.c (arm_option_override): Initialize
819 target_option_current_node.
820 * config/arm/arm.c (arm_pragma_target_parse): Replace
821 build_target_option_node call by target_option_current_node.
822 Set target_option_current_node.
825 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
828 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
829 define_insn_and_split to define_insn.
830 (zero_extendqi<mode>2_dot2): Same.
831 (extendqi<mode>2_dot): Same.
832 (extendqi<mode>2_dot2): Same.
834 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
836 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
837 and add bypass for AES{D,E} and AESMC pairs.
838 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
841 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
843 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
844 series for reciprocal square root in Exynos M1.
846 2016-02-23 Martin Sebor <msebor@redhat.com>
849 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
850 __builtin_alloca_with_align.
852 2016-02-23 Richard Henderson <rth@redhat.com>
854 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
855 (ix86_register_pragmas): Remove __seg_tls.
856 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
857 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
858 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
859 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
860 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
861 * doc/extend.texi (__seg_tls): Remove item.
863 2016-02-23 Richard Biener <rguenther@suse.de>
865 * alloc-pool.h (struct allocation_object): Make id member
866 conditional on CHECKING_P again.
867 (get_instance): Adjust.
868 (base_pool_allocator): Likewise.
870 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
872 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
873 (parallelize_loops): In OpenACC kernels mode, set n_threads to
875 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
877 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
879 2016-02-23 Richard Biener <rguenther@suse.de>
881 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
882 * bitmap.h (struct bitmap_usage): Likewise.
883 (bitmap_move): Declare.
884 * bitmap.c (register_overhead): Take size_t argument.
885 (bitmap_move): New function.
886 * df-problems.c (df_rd_transfer_function): Use bitmap_move
887 to properly account overhead.
888 * tree.c (free_node): Use tree_size.
890 2016-02-23 Jakub Jelinek <jakub@redhat.com>
893 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
894 when inverting comparison.
897 * common.opt (Wunreachable-code): Add Warning flag.
899 2016-02-23 Mark Wielaard <mjw@redhat.com>
900 Jakub Jelinek <jakub@redhat.com>
903 * cgraphunit.c (check_global_declaration): Check main_input_filename
904 and DECL_SOURCE_FILE are not NULL.
906 2016-02-23 Martin Jambor <mjambor@suse.cz>
908 PR tree-optimization/69666
909 * tree-sra.c (sra_modify_assign): Do not attempt to create
910 default_def replacements for unscalarizable regions.
912 2016-02-20 Mark Wielaard <mjw@redhat.com>
915 * cgraphunit.c (check_global_declaration): Check level of
916 warn_unused_const_variable and main_input_filename.
917 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
918 (-Wunused-variable): For C implies -Wunused-const-variable=1.
919 (-Wunused-const-variable): Explain levels 1 and 2.
921 2016-02-22 Jakub Jelinek <jakub@redhat.com>
924 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
925 identical arguments. Formatting and spelling fixes.
928 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
933 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
934 and m68k-devices.def.
935 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
936 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
938 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
940 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
941 and HImode registers.
943 2016-02-22 Richard Biener <rguenther@suse.de>
945 PR tree-optimization/69882
946 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
947 preserve permutations present because of gaps.
948 (vect_supported_load_permutation_p): Always continue checking
949 permutations after vect_attempt_slp_rearrange_stmts.
951 2016-02-22 Bin Cheng <bin.cheng@arm.com>
953 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
954 min_profitable_estimate, rather than min_profitable_iters.
956 2016-02-22 Jakub Jelinek <jakub@redhat.com>
959 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
960 SImode for last match_operand.
962 2016-02-22 Martin Liska <mliska@suse.cz>
964 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
965 return bitsize - 1 as the return value.
967 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
971 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
972 Handle negative shift counts.
973 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
974 force_reg on the shift constant.
975 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
976 (lshrsi3_d): Handle negative shift counts.
978 2016-02-22 Richard Biener <rguenther@suse.de>
979 Tom de Vries <tom@codesourcery.com>
981 * graph.c: Include dumpfile.h.
982 (print_graph_cfg): Split into three overloads.
983 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
985 2016-02-22 Tom de Vries <tom@codesourcery.com>
987 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
990 2016-02-22 Richard Biener <rguenther@suse.de>
993 * ipa-inline-transform.c (inline_call): When not updating
994 overall summaries adjust self size by the growth estimate.
995 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
996 hash-set, do not update overall summaries here. Renamed from ...
997 (inline_to_all_callers): ... this which is now wrapping the
998 above and performing delayed overall summary update.
999 (early_inline_small_functions): Delay updating of the overall
1002 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1004 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1007 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1010 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1011 :%* in %:gt() argument.
1012 (greater_than_spec_func): Adjust for expecting only numbers,
1013 if there are more than two numbers, compare the last two.
1015 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1017 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1018 -Wnarrowing with -std.
1020 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1023 * expr.c (store_field): Don't use bit-field path if exp is
1024 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1025 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1026 and the assignment can be performed by bitwise copy. Formatting
1030 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1031 call copy_reg_eh_region_note_forward on before and/or after sequences
1032 and remove note from insn if it no longer can throw.
1035 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1038 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1040 * config/s390/vector.md: Add missing commutative operand markers
1041 to the patterns which qualify for one.
1042 * config/s390/vx-builtins.md: Likewise.
1044 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1046 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1047 types to mode iterators.
1048 (vec_double): ... and mode attribute.
1049 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1051 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1053 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1054 Change the predicate of op2 from nonimmediate to general and let
1055 reload fix it if necessary.
1057 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1059 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1061 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1063 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1066 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1068 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1069 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1070 * config/s390/s390.md ("movstr<P:mode>"): Call
1071 s390_expand_vec_movstr.
1073 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1075 * config/s390/s390.md: Add missing output modifier for operand 1
1076 to print it as address properly.
1078 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1080 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1081 * config/s390/2964.md: New file.
1082 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1083 of insn grouping attributes depending on the CPU level.
1084 (s390_get_unit_mask): New function.
1085 (s390_sched_score): Remove the OOO from the scheduling macros.
1086 Add loop to calculate a score for the instruction mix.
1087 (s390_sched_reorder): Likewise plus improve debug output.
1088 (s390_sched_variable_issue): Rename macros as above. Calculate
1089 the unit distances after actually scheduling an insn. Improve
1091 (s390_sched_init): Clear last_scheduled_unit_distance array.
1092 * config/s390/s390.md: Include 2964.md.
1094 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1097 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1098 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1099 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1100 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1101 *avx512f_<code>v8div16qi2_mask_1): New insns.
1103 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1106 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1109 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1110 earlyclobber from target. Use wF constraint for fused memory
1112 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1114 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1115 Martin Liska <mliska@suse.cz>
1118 * cfgexpand.c (asan_sanitize_stack_p): New function.
1119 (partition_stack_vars): Use the function.
1120 (expand_stack_vars): Likewise.
1121 (defer_stack_allocation): Likewise.
1122 (expand_used_vars): Likewise.
1124 2016-02-18 Richard Biener <rguenther@suse.de>
1127 * fold-const.c (operand_equal_p): Properly compare offsets for
1128 IMAGPART_EXPR and ARRAY_REF.
1130 2016-02-18 Nick Clifton <nickc@redhat.com>
1134 * config/arm/arm.c (arm_option_override_internal): Disable
1135 interworking if the target does not support thumb instructions.
1136 (arm_reload_in_hi): Handle the case where a register to register
1137 move needs reloading because there is no simple pattern to handle
1139 (arm_reload_out_hi): Likewise.
1141 2016-02-18 Richard Biener <rguenther@suse.de>
1144 * match.pd: Don't use fold_binary or fold_unary for folding
1147 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1150 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1151 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1152 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1153 warn on gimple_no_warning_p statements.
1155 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1157 * doc/extend.texi (C++ Attributes): Correct description of
1158 warn_unused type attribute.
1160 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1162 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1163 correct instruction.
1165 2016-02-17 Richard Biener <rguenther@suse.de>
1167 PR rtl-optimization/69609
1168 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1169 (find_traces_1_round): When ending a trace update cached priority
1171 (bb_to_key): Use cached priority when available.
1172 (copy_bb): Initialize cached priority.
1173 (reorder_basic_blocks_software_trace_cache): Likewise.
1175 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1178 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1180 (aarch64_comparison_operator): Break overly long line into two.
1181 (aarch64_comparison_operation): Likewise.
1182 * config/aarch64/aarch64.md (cstorecc4): Use
1183 aarch64_comparison_operator_mode instead of
1184 aarch64_comparison_operator.
1185 (cstore<mode>4): Likewise.
1186 (aarch64_cstore<mode>): Likewise.
1187 (*cstoresi_insn_uxtw): Likewise.
1188 (cstore<mode>_neg): Likewise.
1189 (*cstoresi_neg_uxtw): Likewise.
1191 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1194 * config/arm/predicates.md (arm_comparison_operator_mode):
1196 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1197 instead of arm_comparison_operator.
1198 (*mov_negscc): Likewise.
1199 (*mov_notscc): Likewise.
1200 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1201 (*thumb2_mov_negscc): Likewise.
1202 (*thumb2_mov_negscc_strict_it): Likewise.
1203 (*thumb2_mov_notscc): Likewise.
1204 (*thumb2_mov_notscc_strict_it): Likewise.
1206 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1208 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1211 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1213 * config/visium/visium.c (machine_libfunc_index): New enum.
1214 (machine_libfuncs): New structure.
1215 (visium_libfuncs): New static variable.
1216 (TARGET_INIT_LIBFUNCS): Define to...
1217 (visium_init_libfuncs): ...this. New function.
1218 (expand_block_move_4): Use the appropriate libfunc.
1219 (expand_block_move_2): Likewise.
1220 (expand_block_move_1): Likewise.
1221 (expand_block_set_4): Likewise.
1222 (expand_block_set_2): Likewise.
1223 (expand_block_set_1): Likewise.
1224 (visium_trampoline_init): Likewise.
1226 2016-02-17 Nick Clifton <nickc@redhat.com>
1228 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1229 TI's devices.csv file as of March 2016.
1231 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1234 * opts-global.c (handle_common_deferred_options): Introduce and
1235 initialize two global variables to remember command-line options
1236 specifying a stack-limiting register.
1237 * opts.h: Add extern declarations of the two new global variables.
1238 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1239 variable based on the values of the two new global variables.
1241 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1244 * common.opt (Wnonnull-compare): New warning.
1245 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1246 of arguments against NULL.
1247 (-Wnonnull-compare): Document.
1248 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1249 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1250 * passes.def (pass_warn_nonnull_compare): Add.
1251 * gimple-ssa-nonnull-compare.c: New file.
1253 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1255 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1256 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1258 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1260 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1261 reciprocal sqrt for -mlow-precision-recip-sqrt.
1263 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1264 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1266 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1267 always use lane loads to construct non-constant vectors.
1269 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1271 * config/aarch64/aarch64.md
1272 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1273 constraints for operand 3.
1274 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1276 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1277 Richard Biener <rguenther@suse.de>
1279 PR tree-optimization/69820
1280 * tree-vect-patterns.c (type_conversion_p): Return false if
1281 *orig_type is unsigned single precision or boolean.
1282 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1285 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1287 PR rtl-optimization/69764
1288 PR rtl-optimization/69771
1289 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1290 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1292 2016-02-16 Richard Biener <rguenther@suse.de>
1294 PR tree-optimization/69776
1295 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1297 (indirect_refs_may_alias_p): Likewise.
1298 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1299 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1300 according to tbaa_p.
1301 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1302 (optimize_stmt): For redundant store discovery do not allow tbaa.
1304 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1306 PR tree-optimization/69714
1307 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1308 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1310 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1312 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1313 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1314 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1315 * config/arc/arc.c (arc_init): Check FPU options.
1316 (get_arc_condition_code): Handle new CC_FPU* modes.
1317 (arc_select_cc_mode): Likewise.
1318 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1319 register pair only. Allow access for ARCv2 accumulator.
1320 (gen_compare_reg): Whenever we have FPU support use FPU compare
1322 (arc_reorg): Don't generate brcc insns when FPU compare
1323 instructions are involved.
1324 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1325 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1326 floating point emulation.
1327 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1328 (REVERSE_CONDITION): Add new CC_FPU* modes.
1329 (TARGET_FP_SP_BASE): Define.
1330 (TARGET_FP_DP_BASE): Likewise.
1331 (TARGET_FP_SP_FUSED): Likewise.
1332 (TARGET_FP_DP_FUSED): Likewise.
1333 (TARGET_FP_SP_CONV): Likewise.
1334 (TARGET_FP_DP_CONV): Likewise.
1335 (TARGET_FP_SP_SQRT): Likewise.
1336 (TARGET_FP_DP_SQRT): Likewise.
1337 (TARGET_FP_DP_AX): Likewise.
1338 * config/arc/arc.md (ARCV2_ACC): New constant.
1339 (type): New fpu type attribute.
1340 (SDF): Conditional iterator.
1341 (cstore<mode>, cbranch<mode>): Change expand condition.
1342 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1343 handles FPU/FPX cases as well.
1344 * config/arc/arc.opt (mfpu): New option.
1345 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1347 (adddf3, muldf3, subdf3): Removed.
1348 * config/arc/predicates.md (proper_comparison_operator): Recognize
1350 * config/arc/fpu.md: New file.
1351 * doc/invoke.texi (ARC Options): Document mfpu option.
1353 2016-02-16 Richard Biener <rguenther@suse.de>
1355 PR rtl-optimization/69291
1356 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1357 noce_operand_ok check.
1359 2016-02-16 Tom de Vries <tom@codesourcery.com>
1362 * omp-low.c (simd_clone_create): Remove call to
1363 symtab->call_cgraph_insertion_hooks.
1365 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1367 PR tree-optimization/69802
1368 * tree-ssa-reassoc.c (update_range_test): If op is
1369 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1370 op == 1 test of precision 1 integral op, otherwise handle
1371 that case as op itself. Fix up formatting.
1372 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1375 2016-02-16 Richard Biener <rguenther@suse.de>
1377 PR tree-optimization/69586
1378 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1379 types for conversion sources.
1381 2016-02-16 Richard Biener <rguenther@suse.de>
1384 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1385 mask OEP_ADDRESS_OF.
1387 2016-02-16 Alan Modra <amodra@gmail.com>
1390 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1391 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1392 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1394 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1395 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1396 (p8_fmrgow_<mode>): Likewise.
1397 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1399 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1400 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1401 to use movdi_internal64. Remove op0_di.
1402 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1404 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1406 Add support for the FCCMP insn types
1408 * config/aarch64/aarch64.md (fccmp): Change insn type.
1410 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1411 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1412 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1413 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1414 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1415 * config/arm/types.md (fccmps): Add new insn type.
1418 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1420 * alias.c (get_alias_set): Fix a typo in comment.
1422 2016-02-15 Richard Biener <rguenther@suse.de>
1424 PR tree-optimization/69595
1425 * match.pd: Complete range test simplification to true.
1427 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1429 PR rtl-optimization/69648
1430 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1431 pic_offset_table_rtx.
1433 PR rtl-optimization/69752
1434 * ira.c (update_equiv_regs): When looking for more than a single SET,
1435 also take other side effects into account.
1437 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1439 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1440 for z900+ CPUs in 31-bit mode.
1442 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1444 * common/config/s390/s390-common.c (s390_supports_split_stack):
1446 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1447 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1448 * config/s390/s390.c (struct machine_function): New field
1449 split_stack_varargs_pointer.
1450 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1451 in s390_emit_prologue.
1452 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1454 (morestack_ref): New global.
1455 (SPLIT_STACK_AVAILABLE): New macro.
1456 (s390_expand_split_stack_prologue): New function.
1457 (s390_live_on_entry): New function.
1458 (s390_va_start): Use split-stack vararg pointer if appropriate.
1459 (s390_asm_file_end): Emit the split-stack note sections.
1460 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1461 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1462 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1463 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1464 (split_stack_prologue): New expand.
1465 (split_stack_space_check): New expand.
1466 (split_stack_data): New insn.
1467 (split_stack_call): New expand.
1468 (split_stack_call_*): New insn.
1469 (split_stack_cond_call): New expand.
1470 (split_stack_cond_call_*): New insn.
1472 2016-02-15 Richard Biener <rguenther@suse.de>
1474 PR tree-optimization/69783
1475 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1476 Add trivially correct cases.
1478 2016-02-15 Tom de Vries <tom@codesourcery.com>
1481 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1483 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1485 2016-02-15 Richard Biener <rguenther@suse.de>
1487 PR tree-optimization/69776
1488 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1489 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1490 indicate whether we can use TBAA to disambiguate against stores.
1491 Use alias-set zero if not.
1492 (visit_reference_op_store): Do not use TBAA when looking up
1494 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1495 (eliminate_dom_walker::before_dom_children): But not when looking
1496 up redundant stores.
1498 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1500 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1502 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1504 * config/i386/znver1.md
1505 (znver1_pop, znver1_pop_mem,
1506 znver1_load_imov_double_store,
1507 znver1_load_imov_direct_store,
1508 znver1_load_imov_direct_load,
1509 znver1_load_imov_double_load): Add new.
1510 (znver1_insn, znver1_insn_load): Add icmov type.
1512 znver1_sseavx_fma_load,
1514 znver1_avx256_fma_load): Fix pipe usage.
1516 2016-02-14 Alan Modra <amodra@gmail.com>
1519 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1520 with an invalid hard reg, reload just the reg not the entire
1521 pre/post-inc/dec address expression.
1523 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1526 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1527 fixed R1_REG scratch reg.
1528 (sibcall_value_pcrel_fdpic): Likewise.
1530 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1534 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1536 2016-02-12 Walter Lee <walt@tilera.com>
1538 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1539 * config/tilegx/t-tilegx: Likewise.
1541 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1544 * diagnostic-show-locus.c (struct line_span): New struct.
1545 (layout::get_first_line): Delete.
1546 (layout::get_last_line): Delete.
1547 (layout::get_num_line_spans): New member function.
1548 (layout::get_line_span): Likewise.
1549 (layout::print_heading_for_line_span_index_p): Likewise.
1550 (layout::get_expanded_location): Likewise.
1551 (layout::calculate_line_spans): Likewise.
1552 (layout::m_first_line): Delete.
1553 (layout::m_last_line): Delete.
1554 (layout::m_line_spans): New field.
1555 (layout::layout): Update comment. Replace m_first_line and
1556 m_last_line with m_line_spans, replacing their initialization
1557 with a call to calculate_line_spans.
1558 (diagnostic_show_locus): When printing source lines and
1559 annotations, rather than looping over a single span
1560 of lines, instead loop over each line_span within
1561 the layout, with an inner loop over the lines within them.
1562 Call the context's start_span callback when changing line spans.
1563 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1564 (diagnostic_build_prefix): Break out the building of the location
1565 part of the string into...
1566 (diagnostic_get_location_text): ...this new function, rewriting
1567 it from nested ternary expressions to a sequence of "if"
1569 (default_diagnostic_start_span_fn): New function.
1570 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1571 (diagnostic_context::start_span): New field.
1572 (default_diagnostic_start_span_fn): New prototype.
1574 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1577 * gcc.c (driver::finalize): Fix cleanup of "specs".
1579 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1583 * gcc.c (driver::driver): Initialize m_option_suggestions.
1584 (driver::~driver): Clean up m_option_suggestions.
1585 (suggest_option): Convert to...
1586 (driver::suggest_option): ...this, and split out into
1587 driver::build_option_suggestions and find_closest_string.
1588 (driver::build_option_suggestions): New function, from
1589 first half of suggest_option. Special-case
1590 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
1591 the sanitizer_opts array. For options of enum types, add the
1592 various enum values to the candidate strings.
1593 (driver::handle_unrecognized_options): Remove "const".
1594 * gcc.h (driver::handle_unrecognized_options): Likewise.
1595 (driver::build_option_suggestions): New decl.
1596 (driver::suggest_option): New decl.
1597 (driver::m_option_suggestions): New field.
1598 * opts-common.c (add_misspelling_candidates): New function.
1599 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
1600 and make non-static.
1601 * opts.h (sanitizer_opts): New array decl.
1602 (add_misspelling_candidates): New function decl.
1603 * spellcheck.c (find_closest_string): New function.
1604 * spellcheck.h (find_closest_string): New function decl.
1606 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1608 PR rtl-optimization/69764
1609 PR rtl-optimization/69771
1610 * optabs.c (expand_binop_directly): For shift_optab_p, force
1611 convert_modes with VOIDmode if xop1 has VOIDmode.
1613 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
1616 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
1617 to correctly determine instrumentation thunks.
1619 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1622 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
1623 type by reference, force lhs on the call.
1626 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
1627 Compute retval and retbnd early in all cases if split_part_return_p
1628 and return_bb is not EXIT. Remove all clobber stmts and reset
1629 all debug stmts that refer to SSA_NAMEs defined in split part,
1630 except if it is retval, in that case replace the old retval with the
1631 lhs of the call to the split part.
1633 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1636 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1639 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1640 whose result is used in PHI.
1641 (maybe_optimize_range_tests): Likewise.
1642 (final_range_test_p): Likweise.
1644 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1647 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1648 whose result is used in PHI.
1649 (maybe_optimize_range_tests): Likewise.
1650 (final_range_test_p): Likweise.
1652 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1654 * cgraph.c: Spelling fixes - behaviour -> behavior and
1655 neighbour -> neighbor.
1656 * target.def: Likewise.
1657 * sel-sched.c: Likewise.
1658 * config/mips/mips.c: Likewise.
1659 * config/arc/arc.md: Likewise.
1660 * config/arm/cortex-a57.md: Likewise.
1661 * config/arm/arm.c: Likewise.
1662 * config/arm/neon.md: Likewise.
1663 * config/arm/arm-c.c: Likewise.
1664 * config/vms/vms-c.c: Likewise.
1665 * config/s390/s390.c: Likewise.
1666 * config/i386/znver1.md: Likewise.
1667 * config/i386/i386.c: Likewise.
1668 * config/ia64/hpux-unix2003.h: Likewise.
1669 * config/msp430/msp430.md: Likewise.
1670 * config/rx/rx.c: Likewise.
1671 * config/rx/rx.md: Likewise.
1672 * config/aarch64/aarch64-simd.md: Likewise.
1673 * config/aarch64/aarch64.c: Likewise.
1674 * config/nvptx/nvptx.c: Likewise.
1675 * config/bfin/bfin.c: Likewise.
1676 * config/cris/cris.opt: Likewise.
1677 * config/rs6000/rs6000.c: Likewise.
1678 * target.h: Likewise.
1679 * spellcheck.c: Likewise.
1680 * ira-build.c: Likewise.
1681 * tree-inline.c: Likewise.
1682 * builtins.c: Likewise.
1683 * lra-constraints.c: Likewise.
1684 * explow.c: Likewise.
1685 * hwint.h: Likewise.
1686 * targhooks.c: Likewise.
1687 * tree-vect-data-refs.c: Likewise.
1689 * doc/tm.texi: Likewise.
1690 * doc/extend.texi: Likewise.
1691 * doc/install.texi: Likewise.
1692 * doc/md.texi: Likewise.
1693 * tree-ssa-tail-merge.c: Likewise.
1694 * sched-int.h: Likewise.
1695 * match.pd: Likewise.
1696 * sched-ebb.c: Likewise.
1697 * target.def (omit_struct_return_reg): Likewise.
1698 * gimple-ssa-isolate-paths.c: Likewise.
1699 (find_implicit_erroneous_behaviour): Renamed to...
1700 (find_implicit_erroneous_behavior): ... this.
1701 (find_explicit_erroneous_behaviour): Renamed to...
1702 (find_explicit_erroneous_behavior): ... this.
1703 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
1705 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
1707 PR rtl-optimization/64682
1708 PR rtl-optimization/69567
1709 PR rtl-optimization/69737
1710 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
1711 in I2 as well, just lose it.
1713 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1715 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
1717 (aarch64_last_printed_tune_string): Likewise.
1718 (aarch64_declare_function_name): Only output .arch assembler
1719 directive if it will be different from the previously output
1720 directive. Same for .tune comment but only if -dA is set.
1721 (aarch64_start_file): New function.
1722 (TARGET_ASM_FILE_START): Define.
1724 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1727 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1729 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1732 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1733 -Wmaybe-uninitialized warning.
1735 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1738 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1740 2016-02-11 Richard Biener <rguenther@suse.de>
1742 PR rtl-optimization/69291
1743 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1744 subexpressions affected by changing the result.
1746 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1749 * lra-constraints.c (curr_insn_transform): Find in/out operands
1750 for secondary memory moves. Update dups.
1752 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1754 PR tree-optimization/69652
1755 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1756 to nested loop, did source re-formatting, skip debug statements,
1757 add check on statement with volatile operand, remove dead scalar
1760 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1761 Patrick Palka <ppalka@gcc.gnu.org>
1765 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1766 calls if the return type is TREE_ADDRESSABLE.
1767 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1768 * ipa-split.c (split_function): Fix doubled "we" in comment.
1769 Use void return type for the split part even if
1770 !split_point->split_part_set_retval.
1772 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1774 PR tree-optimization/68021
1775 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1776 when computing the value of biv cand by itself.
1778 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1780 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1781 (cortexa57_tunings): Likewise.
1782 (cortexa72_tunings): Likewise.
1783 (arch_macro_fusion_pair_p): Add support for AES fusion.
1784 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1785 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1786 Allow virtual registers before reload so early scheduling works.
1787 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1788 correct latency and pipeline.
1789 (cortex_a57_crypto_complex): Likewise.
1790 (cortex_a57_crypto_xor): Likewise.
1791 (define_bypass): Add AES bypass.
1793 2016-02-10 Richard Biener <rguenther@suse.de>
1795 PR tree-optimization/69726
1796 * passes.def: Add DCE pass before late uninit.
1797 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1798 really fixup if-conversions job.
1800 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1802 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1803 (arm_cortex_a57_tune): Likewise.
1804 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1805 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1807 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1809 * timevar.def (TV_PHASE_DBGINFO): Delete.
1810 (TV_PHASE_CHECK_DBGINFO): Likewise.
1811 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1813 2016-02-10 Richard Biener <rguenther@suse.de>
1815 PR tree-optimization/69719
1816 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1817 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1819 2016-02-09 Andrew Pinski <apinski@cavium.com>
1822 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1823 get_vcond_mask_icode returns false.
1825 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1828 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
1829 an ADDIS that adds a pointer to a large constant that sets the
1830 upper16 bits with a load operation.
1832 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1835 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1837 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1839 (vzipq_s16): Likewise.
1840 (vzipq_s32): Likewise.
1841 (vzipq_f32): Likewise.
1842 (vzipq_u8): Likewise.
1843 (vzipq_u16): Likewise.
1844 (vzipq_u32): Likewise.
1845 (vzipq_p8): Likewise.
1846 (vzipq_p16): Likewise.
1848 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1851 * config/arm/arm.c (neon_endian_lane_map): New function.
1852 (neon_vector_pair_endian_lane_map): New function.
1853 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1854 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1856 (vuzpq_s16): Likewise.
1857 (vuzpq_s32): Likewise.
1858 (vuzpq_f32): Likewise.
1859 (vuzpq_u8): Likewise.
1860 (vuzpq_u16): Likewise.
1861 (vuzpq_u32): Likewise.
1862 (vuzpq_p8): Likewise.
1863 (vuzpq_p16): Likewise.
1865 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1868 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1871 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1874 truncate const_int operand 1 to QImode.
1876 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1878 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1879 corresponding to an abnormal edge.
1881 2016-02-09 Tom de Vries <tom@codesourcery.com>
1883 PR tree-optimization/69599
1884 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1886 (find_func_aliases_for_builtin_call, find_func_clobbers)
1887 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1890 2016-02-09 Richard Biener <rguenther@suse.de>
1892 PR tree-optimization/69715
1893 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1894 LHS on calls as non-rewritable.
1896 2016-02-09 Tom de Vries <tom@codesourcery.com>
1899 * lto-wrapper.c (append_diag_options): New function.
1900 (compile_offload_image): Call append_diag_options.
1902 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1905 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1906 Minor copy-edit to fix verb tenses.
1908 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1910 PR tree-optimization/69209
1911 * ipa-split.c (split_function): If split part is not
1912 returning retval, retval has gimple type but is not
1913 gimple value, force it into a SSA_NAME first.
1915 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1917 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
1920 2016-02-08 Jason Merrill <jason@redhat.com>
1923 * convert.c (convert_to_integer_1): Check dofold on truncation
1925 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
1926 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
1927 Rename from *_nofold.
1928 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
1929 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
1931 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
1934 * tree.c (build_common_tree_nodes): Remove short_double argument.
1935 All callers changed.
1936 * tree.h (build_common_tree_nodes): Adjust declaration.
1937 * doc/invoke.texi (-fshort-double): Remove documentation.
1938 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1939 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
1940 * lto-wrapper.c (merge_and_complain, append_compiler_options)
1941 (append_linker_options): Don't handle OPT_fshort_double.
1943 PR rtl-optimization/68730
1944 * lra-remat.c (insn_to_cand_activation): New static variable.
1945 (lra_remat): Allocate and free it.
1946 (create_cand): New arg activation. Initialize a field in
1947 insn_to_cand_activation if it is nonnull.
1948 (create_cands): Pass the activation insn to create_cand when making
1949 a candidate involving an output reload. Reorganize code a little.
1950 (do_remat): Keep track of active status of candidates in a separate
1953 2016-02-08 Richard Biener <rguenther@suse.de>
1955 PR tree-optimization/69719
1956 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1957 Properly use absolute of the difference of the two offsets to
1958 compare or adjust the segment length.
1960 2016-02-08 Richard Biener <rguenther@suse.de>
1961 Jeff Law <law@redhat.com>
1964 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
1965 types for anonymous SSA names.
1967 2016-02-08 Richard Biener <rguenther@suse.de>
1969 PR rtl-optimization/69274
1970 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
1972 2016-02-08 Jeff Law <law@redhat.com>
1974 PR tree-optimization/65917
1975 * tree-ssa-dom.c (record_temporary_equivalences): Record both
1976 equivalences from if (x == y) style conditionals.
1977 (loop_depth_of_name): Remove.
1978 (record_equality): Remove loop depth check.
1979 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
1980 (const_and_copies::record_const_or_copy_raw): New member function.
1981 * tree-ssa-scopedtables.c
1982 (const_and_copies::record_const_or_copy_raw): New, factored out of
1983 (const_and_copies::record_const_or_copy): Call new member function.
1985 2016-02-05 Jeff Law <law@redhat.com>
1987 PR tree-optimization/68541
1988 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1989 (count_stmts_in_block): New function.
1990 (poor_ifcvt_candidate_code): Likewise.
1991 (is_feasible_trace): Add some heuristics to determine when path
1992 splitting is profitable.
1993 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1994 is a diamond with a single exit.
1996 2016-02-05 Martin Sebor <msebor@redhat.com>
1999 * doc/invoke.texi: Update -Wplacement-new to take an optional
2002 2016-02-06 Richard Henderson <rth@redhat.com>
2005 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2006 out of non-standard address spaces.
2008 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2010 PR rtl-optimization/69691
2011 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2013 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2015 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2016 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2017 (*ieee128_mfvsrd_64bit): Likewise.
2018 (*ieee128_mfvsrd_32bit): Likewise.
2020 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2024 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2026 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2027 instrumented_version.
2029 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2031 * doc/invoke.texi (Optimize Options): In table of --param options
2032 rename second occurrence of tracer-min-branch-ratio to
2033 tracer-min-branch-probability, rename
2034 tracer-min-branch-ratio-feedback to
2035 tracer-min-branch-probability-feedback and clarify description,
2036 rename sched-spec-state-edge-prob-cutoff to
2037 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2038 to selsched-insns-to-rename, rename lto-minpartition to
2039 lto-min-partition, delete reorder-blocks-duplicate and
2040 reorder-blocks-duplicate-feedback.
2042 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2044 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2047 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2049 * doc/extend.texi: S/390: Correct some typos.
2051 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2053 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2055 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2058 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2059 (s390_register_info_gprtofpr): Use new macros above.
2060 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2062 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2063 its name. Adjust restore and save gpr ranges.
2064 (s390_register_info_set_ranges): New function.
2065 (s390_register_info): Use new macros above. Call
2066 s390_register_info_set_ranges.
2067 (s390_optimize_register_info): Likewise.
2068 (s390_hard_regno_rename_ok): Use new macros.
2069 (s390_hard_regno_scratch_ok): Likewise.
2070 (s390_emit_epilogue): Likewise.
2071 (s390_can_use_return_insn): Likewise.
2072 (s390_optimize_prologue): Likewise.
2073 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2075 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2078 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2080 (ix86_option_override_internal): Disable TARGET_STV even for
2081 -m{incoming,preferred}-stack-boundary=3.
2083 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2085 * config.gcc: Mark deprecated rtems targets as obsolete.
2087 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2089 PR rtl-optimization/64682
2090 PR rtl-optimization/69567
2091 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2092 before I2 only if the register is both used and set in I2.
2094 2016-02-04 DJ Delorie <dj@redhat.com>
2096 * config/msp430/msp430.c (msp430_start_function): Add function type.
2098 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2101 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2103 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2105 PR rtl-optimization/69577
2107 2015-10-29 Richard Henderson <rth@redhat.com>
2111 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2112 sse check to the exact conditions of PR 67609.
2114 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2117 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2118 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2119 not allowed into the traditional Altivec registers.
2120 (movtd_64bit_nodm): Likewise.
2121 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2123 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2125 * config/aarch64/cortex-a57-fma-steering.c
2126 (aarch64_register_fma_steering): Remove "static" from arguments
2129 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2132 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2135 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2137 * doc/invoke.texi: Delete -mno-fma4.
2139 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2141 PR rtl-optimization/69577
2142 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2143 (find_subregs_of_mode): Update accordingly. Iterate over partial
2146 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2148 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2149 * config/arm/arm.c (neon_reinterpret): Remove.
2150 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2151 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2152 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2153 vreinterpretti): Remove.
2154 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2155 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2156 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2157 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2158 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2159 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2160 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2161 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2162 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2163 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2164 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2165 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2166 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2167 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2168 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2169 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2170 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2171 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2172 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2173 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2174 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2175 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2176 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2177 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2178 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2179 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2180 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2181 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2182 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2183 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2184 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2185 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2186 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2187 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2188 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2189 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2190 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2191 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2192 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2193 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2194 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2195 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2196 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2197 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2198 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2199 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2200 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2201 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2202 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2203 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2204 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2205 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2206 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2207 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2208 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2209 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2210 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2211 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2212 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2213 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2214 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2215 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2216 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2217 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2218 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2219 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2220 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2221 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2222 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2223 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2224 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2225 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2226 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2227 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2228 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2229 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2230 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2231 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2232 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2233 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2234 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2235 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2236 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2237 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2238 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2239 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2240 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2241 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2242 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2243 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2244 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2245 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2246 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2247 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2248 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2249 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2250 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2251 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2252 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2253 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2254 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2255 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2256 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2258 2016-02-04 Martin Liska <mliska@suse.cz>
2261 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2262 that are gimple_store_p.
2263 (maybe_instrument_call): Likewise.
2265 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2267 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2268 register scaling out of memory reference and comment why.
2270 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2274 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2275 folding the source of a SET.
2277 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2281 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2282 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2284 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2288 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2291 2016-02-04 Christian Bruel <christian.bruel@st.com>
2293 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2294 * config/arm/arm.c (arm_set_current_function): Likewise.
2296 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2297 Ilya Enkovich <enkovich.gnu@gmail.com>
2298 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/i386.c (convert_scalars_to_vector): Remove
2302 stack alignment fixes.
2303 (ix86_option_override_internal): Disable TARGET_STV if stack
2304 might not be aligned enough.
2305 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2307 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2309 * gcc/config/i386/x86-tune.def: Disable default prefetching
2312 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2313 Vladimir Makarov <vmakarov@redhat.com>
2316 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2317 in validating fused toc addresses.
2319 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2322 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2323 range->m_caret fields if range->m_show_caret_p is false.
2326 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2327 Force oldval into register if it does not satisfy reg_or_short_operand
2328 predicate. Fix up formatting.
2330 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2331 Alexandre Oliva <aoliva@redhat.com>
2334 * lra-constraints.c (simplify_operand_subreg): Check additionally
2335 address validity after potential reloading.
2336 (process_address_1): Check insns validity. In case of failure do
2339 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2342 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2345 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2347 * wide-int.cc (canonize_uhwi): New function.
2348 (wi::divmod_internal): Use it.
2350 2016-02-02 James Norris <jnorris@codesourcery.com
2352 * gimplify.c (omp_notice_variable): Add usage check.
2354 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2356 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2357 like LE, GE, LT, GT when emitting relational operator.
2359 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2361 * ira-costs.c (find_costs_and_classes): Add extra argument.
2362 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2363 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2364 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2365 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2366 Add best_class parameter, and return it if not ALL_REGS.
2367 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2369 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2372 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2374 * config/aarch64/aarch64.c
2375 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2376 (aarch64_ira_change_pseudo_allocno_class): New function.
2378 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2383 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2385 * config/avr/avr.c (avr_option_override): Set
2386 PARAM_ALLOW_STORE_DATA_RACES to 1.
2388 2016-02-02 Richard Biener <rguenther@suse.de>
2390 PR tree-optimization/69595
2391 * match.pd: Add range test simplifications to true/false.
2393 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2395 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2396 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2399 2016-02-02 Richard Biener <rguenther@suse.de>
2401 PR tree-optimization/69606
2402 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2403 info on the result before moving a stmt.
2405 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2408 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2409 branch with vector comparison.
2410 * config/i386/sse.md (VI48_AVX): New mode iterator.
2411 (define_expand "cbranch<mode>4): Add support for conditional branch
2412 with vector comparison.
2413 * tree-vect-loop.c (optimize_mask_stores): New function.
2414 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2415 has_mask_store field of vect_info.
2416 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2417 vectorized loops having masked stores after vec_info destroy.
2418 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2419 correspondent macros.
2420 (optimize_mask_stores): Add prototype.
2422 2016-02-02 Alan Modra <amodra@gmail.com>
2425 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2428 2016-02-02 Alan Modra <amodra@gmail.com>
2431 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2432 whenever toc_label_name used.
2433 (rs6000_file_start): Don't set up toc section here,
2434 (rs6000_output_function_epilogue): do so here instead,
2435 (rs6000_xcoff_file_start): and here.
2436 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2437 (load_toc_aix_di): Likewise.
2439 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2441 PR rtl-optimization/69592
2442 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2443 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2444 (num_sign_bit_copies_binary_arith_p): New inline function.
2445 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2447 2016-02-01 Jeff Law <law@redhat.com>
2449 PR tree-optimization/69580
2450 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2451 * tree-ssa-threadbackward.c
2452 (fsm_find_control_statement_thread_paths): Do not try to walk
2453 through large PHI nodes.
2455 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2457 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2458 when count is incremented above limit, don't analyze further
2461 * omp-low.c (oacc_parse_default_dims): Avoid
2462 -Wsign-compare warning, make sure value fits into int
2463 rather than just unsigned int.
2465 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2467 PR tree-optimization/67921
2468 * fold-const.c (split_tree): New parameters. Convert pointer
2469 type variable part to proper type before negating.
2470 (fold_binary_loc): Pass new arguments to split_tree.
2472 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2474 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2475 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2476 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2477 * doc/tm.texti: Rebuilt.
2478 * doc/invoke.texi (fopenacc-dim): Document.
2479 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2480 (append_compiler_options): Likewise.
2481 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2482 (oacc_parse_default_dims): New.
2483 (oacc_validate_dims): Add USED arg. Select non-unity default when
2485 (oacc_loop_fixed_partitions): Return mask of used partitions.
2486 (oacc_loop_auto_partitions): Emit dump info.
2487 (oacc_loop_partition): Return mask of used partitions.
2488 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2489 loop partitioning and validation calls.
2491 2016-02-01 Richard Biener <rguenther@suse.de>
2494 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2496 2016-02-01 Richard Biener <rguenther@suse.de>
2498 PR tree-optimization/69574
2499 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2500 of asserting return chrec_dont_know.
2502 2016-02-01 Martin Liska <mliska@suse.cz>
2504 * mem-stats-traits.h: Add copyright header.
2505 * mem-stats.h: Likewise.
2507 2016-02-01 Richard Biener <rguenther@suse.de>
2509 PR tree-optimization/69579
2510 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2511 Do not propagate through abnormal PHI results.
2513 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2515 * postreload.c (reload_cse_simplify): Remove dead code.
2517 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2519 PR rtl-optimization/69570
2520 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2521 if there is more than one set, not if there is a single set.
2523 2016-02-01 Richard Henderson <rth@redhat.com>
2526 * combine.c (make_compound_operation): When looking through a
2527 subreg, make sure to re-extend to the width of the outer mode.
2529 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2531 PR tree-optimization/69546
2532 * wide-int.cc (wi::divmod_internal): For unsigned division
2533 where both operands fit into uhwi, if o1 is 1 and o0 has
2534 msb set, if divident_prec is larger than bits per hwi,
2535 clear another quotient word and return 2 instead of 1.
2536 Similarly for remainder with msb in HWI set, if dividend_prec
2537 is larger than bits per hwi.
2539 2016-01-29 Martin Jambor <mjambor@suse.cz>
2541 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2542 Use short lowercase names.
2543 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2544 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2545 acq_rel one. Protect warning agains segfaults if
2546 get_memory_order_name returns NULL.
2547 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2548 with release semantics. Do not warn if get_memory_order already did.
2549 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2550 semantics. Fix check for relaxed or acquire semantics. Do not warn
2551 if get_memory_order already did.
2553 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2555 * doc/install.texi: Document that isl-0.16 is supported.
2557 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2560 * config/i386/constraints.md (Bm): Describe as special memory
2562 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2563 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2564 * genpreds.c (struct constraint_data): Add is_special_memory.
2565 (have_special_memory_constraints, special_memory_start): New
2567 (special_memory_end): Ditto.
2568 (add_constraint): Add new arg is_special_memory. Add code to
2569 process its true value. Update have_special_memory_constraints.
2570 (process_define_constraint): Pass the new arg.
2571 (process_define_register_constraint): Ditto.
2572 (choose_enum_order): Process special memory.
2573 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2574 function insn_extra_special_memory_constraint.
2575 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2576 * gensupport.c (process_rtx): Process
2577 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2578 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2579 * ira-lives.c (single_reg_class): Use
2580 insn_extra_special_memory_constraint.
2581 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2582 * lra-constraints.c (process_alt_operands): Ditto.
2583 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2584 * recog.c (asm_operand_ok, preprocess_constraints): Process
2586 * reload.c (find_reloads): Ditto.
2587 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2588 * stmt.c (parse_input_constraint): Use
2589 insn_extra_special_memory_constraint.
2591 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2594 * lra-splill.c (lra_final_code_change): Revert r229087 by
2595 removing all sub-registers.
2597 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
2600 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2602 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2605 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
2606 SSE1, copy target into the temporary reg first before recursing
2609 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2611 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
2614 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2616 * ginclude/stdarg.h: Test __cplusplus instead of
2617 __GXX_EXPERIMENTAL_CXX0X__.
2619 2016-01-29 Richard Biener <rguenther@suse.de>
2621 PR tree-optimization/69547
2622 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2623 Do not mark clobbers necessary.
2624 (mark_all_reaching_defs_necessary_1): Likewise.
2626 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2628 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
2629 declaration name with %qs and print it in both error messages.
2630 Also fix indentation.
2632 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2635 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
2636 trailing blank line from error message.
2638 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2641 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
2644 2016-01-29 Richard Biener <rguenther@suse.de>
2647 * match.pd: Allow all integral types when simplifying a
2648 widening or sign-changing conversion.
2650 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2652 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
2653 back to setting codegen_error to fail codegen.
2655 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
2658 * config/i386/constraints.md (C): Only accept constant zero operand.
2659 (BC): New constraint.
2660 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
2661 instead of C constraint.
2662 * doc/md.texi (Machine Constraints): Update description
2665 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
2668 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2670 2016-01-28 Jakub Jelinek <jakub@redhat.com>
2673 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
2676 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
2678 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
2679 branches if using guessed profile.
2681 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
2683 * graphite-optimize-isl.c (optimize_isl): Fix dump.
2685 2016-01-28 Richard Henderson <rth@redhat.com>
2688 * config/aarch64/aarch64-modes.def (CC_Cmode): New
2689 * config/aarch64/aarch64-protos.h: Update.
2690 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
2691 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
2692 (aarch64_get_condition_code_1): Handle CC_Cmode.
2693 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
2694 (*add<mode>3_compareC_cconly_imm): New.
2695 (*add<mode>3_compareC_cconly): New.
2696 (*add<mode>3_compareC_imm): New.
2697 (add<mode>3_compareC): New.
2698 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
2699 to be first. Use aarch64_carry_operation.
2700 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
2701 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
2702 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
2703 (subti3): Use subdi3_compare1.
2704 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
2705 (sub<mode>3_compare1): New.
2706 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
2707 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
2708 (*subsi3_carryin_uxtw): Likewise.
2709 (*ngc<mode>, *ngcsi_uxtw): Likewise.
2710 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
2711 * config/aarch64/iterators.md (DWI): New.
2712 * config/aarch64/predicates.md (aarch64_carry_operation): New.
2713 (aarch64_borrow_operation): New.
2715 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2717 * graphite-optimize-isl.c (optimize_isl): Print a different debug
2718 message when isl does not return a valid schedule.
2720 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2722 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
2723 Remove comments from class declarations: they are already in the code
2726 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2728 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2730 (ternary_op_to_tree): Same.
2731 (unary_op_to_tree): Same.
2732 (nary_op_to_tree): Same.
2733 (gcc_expression_from_isl_expr_op): Same.
2734 (gcc_expression_from_isl_expression): Same.
2735 (graphite_create_new_loop): Same.
2736 (graphite_create_new_loop_guard): Same.
2737 (build_iv_mapping): Same.
2738 (graphite_create_new_guard): Same.
2739 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2740 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2742 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2744 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2745 instead of setting codegen_error to fail codegen.
2747 2016-01-28 Jason Merrill <jason@redhat.com>
2749 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2751 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2753 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2754 Remove CONST_INT_P check in CCMP cost calculation.
2756 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2758 * config/aarch64/aarch64.c (generic_vector_cost):
2759 Set vec_permute_cost.
2760 (cortexa57_vector_cost): Likewise.
2761 (exynosm1_vector_cost): Likewise.
2762 (xgene1_vector_cost): Likewise.
2763 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2764 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2765 Add vec_permute_cost entry.
2767 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2769 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2771 (add<mode>3_compare0): Likewise.
2772 (addsi3_compare0_uxtw): Likewise.
2773 (add<mode>3nr_compare0): Likewise.
2774 (compare_neg<mode>): Likewise.
2775 (<optab><mode>3): Likewise.
2777 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2779 * tree-vect-stmts.c (vectorizable_comparison): Add
2780 NULL check for vectype.
2782 2016-01-28 Richard Biener <rguenther@suse.de>
2784 PR tree-optimization/69466
2785 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2786 Account for PHIs we couldn't duplicate.
2788 2016-01-28 Martin Liska <mliska@suse.cz>
2791 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2792 instead of ENABLE_VALGRIND_CHECKING.
2794 2016-01-27 Richard Henderson <rth@redhat.com>
2797 * lra-remat.c (subreg_regs): New.
2798 (dump_candidates_and_remat_bb_data): Dump it.
2799 (operand_to_remat): Reject if operand in subreg_regs.
2800 (set_bb_regs): Collect subreg_regs.
2801 (lra_remat): Init and free subreg_regs. Compute
2802 calculate_local_reg_remat_bb_data before create_cands.
2804 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2807 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2808 change stack_alignment_needed for __tls_get_addr call.
2810 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2812 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2814 2016-01-27 Jeff Law <law@redhat.com>
2816 PR tree-optimization/68398
2817 PR tree-optimization/69196
2818 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2819 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2820 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2821 Only count PHIs in the last block in the path. The others will
2822 const/copy propagate away. Add heuristic to allow more irreducible
2823 subloops to be created when it is likely profitable to do so.
2825 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2826 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2827 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2829 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2832 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2833 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2834 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2835 * tree-streamer-in.c: Include asan.h.
2836 (streamer_get_builtin_tree): For builtins in sanitizer
2837 range call initialize_sanitizer_builtins and retry.
2839 2016-01-27 Ian Lance Taylor <iant@google.com>
2841 * common.opt (fkeep-gc-roots-live): New undocumented option.
2842 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2843 -fkeep-gc-roots-live, skip pointers.
2844 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2847 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2850 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2851 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2853 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2856 * configure.ac: NetBSD provides SSP in its C library.
2857 * configure: Updated.
2859 2016-01-27 Richard Biener <rguenther@suse.de>
2861 PR tree-optimization/69166
2862 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2863 reduction code for commutativity / associativity.
2865 2016-01-27 Martin Jambor <mjambor@suse.cz>
2867 PR tree-optimization/69355
2868 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2869 total_scalarization fails.
2871 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2873 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2876 2016-01-27 Christian Bruel <christian.bruel@st.com>
2879 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2880 Move arm_reset_previous_fndecl and set_target_option_current_node in
2881 the conditional part. Call save_restore_target_globals.
2882 * config/arm/arm.c (arm_set_current_function):
2883 Refactor to better support #pragma target and attribute mix.
2884 Call save_restore_target_globals.
2885 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2887 2016-01-27 Martin Liska <mliska@suse.cz>
2889 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2890 reference for an HSA kernel and its host function.
2892 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2894 PR tree-optimization/69399
2895 * wide-int.h (wi::lrshift): For larger precisions, only
2896 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2898 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2900 * config/arc/predicates.md (proper_comparison_operator): Reject
2901 constant-constant comparison.
2903 2016-01-26 Tom de Vries <tom@codesourcery.com>
2905 PR tree-optimization/69110
2906 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2907 DR_NUM_DIMENSIONS == 0.
2909 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2910 Sebastian Pop <s.pop@samsung.com>
2912 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2913 isl_ast_op_cond and isl_ast_op_select.
2914 (gcc_expression_from_isl_expr_op): Same.
2916 2016-01-26 Jason Merrill <jason@redhat.com>
2919 * tree.c (recompute_constructor_flags): Split out from
2921 (verify_constructor_flags): New.
2922 * tree.h: Declare them.
2924 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
2926 PR rtl-optimization/69217
2927 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
2928 are no TYPE_FIELDS set for the record type.
2930 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2933 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
2934 toc_label_name unconditionally.
2935 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
2936 SYMBOL_REF string. Use toc_label_name instead of constructing
2938 (rs6000_elf_declare_function_name): Use toc_label_name instead of
2939 constructing LCTOC1.
2941 2016-01-26 Martin Sebor <msebor@redhat.com>
2944 * doc/extend.texi (Common Type Attributes): Move text that talks about
2945 attribute packed from attribute aligned to the section discussing
2946 the former attribute for clarity.
2948 2016-01-26 Richard Henderson <rth@redhat.com>
2951 * trans-mem.c (tm_region_init): Mark entry block as visited.
2953 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2956 * diagnostic-show-locus.c (layout::print_source_line): Replace
2957 call to pp_newline with call to layout::print_newline.
2958 (layout::print_annotation_line): Likewise.
2959 (layout::move_to_column): Likewise.
2960 (layout::print_any_fixits): After printing any fixits, print a
2961 trailing newline, if necessary.
2962 (layout::print_newline): New method, resetting any colorization
2964 (diagnostic_show_locus): Move the pp_newline to before the
2965 early bailout. Remove dummy block enclosing the layout instance.
2966 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
2967 of pp_newline_and_flush with pp_flush.
2968 (diagnostic_append_note): Delete use of pp_newline.
2969 (diagnostic_append_note_at_rich_loc): Delete.
2970 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
2971 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
2972 when newline characters are added to the buffer.
2974 2016-01-26 Michael Matz <matz@suse.de>
2976 * configure.ac (ac_cv_std_swap_in_utility): New test.
2977 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
2978 * configure: Regenerate.
2979 * config.in: Regenerate.
2981 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
2983 * config/arc/arc.md (cstoresi4): Force operand into register.
2984 (arcset<code>): Fix predicate.
2985 (arcsetltu): Likewise.
2986 (arcsetgeu): Likewise.
2987 (arcsethi): Likewise.
2988 (arcsetls): Likewise.
2990 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2992 PR tree-optimization/69483
2993 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2994 if base has error_mark_node type.
2996 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2999 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3000 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3002 (vget_lane_f16): Handle big-endian.
3003 (vgetq_lane_f16): Likewise.
3004 (vset_lane_f16): Likewise.
3005 (vsetq_lane_f16): Likewise.
3006 * config/arm/iterators.md (VQXMOV): Add V8HF.
3007 (VDQ): Add V4HF and V8HF.
3008 (V_reg): Handle V4HF and V8HF.
3009 (Is_float_mode): Likewise.
3010 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3011 neon_vdup_nv8hf): New patterns.
3012 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3013 Use VD_LANE iterator.
3014 (neon_vld1_dup<mode>): Use VQ2 iterator.
3016 2016-01-26 Nathan Sidwell <nathan@acm.org>
3018 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3019 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3020 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3021 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3022 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3023 (oacc_validate_dims): Add LEVEL arg, don't return level.
3024 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3026 (execute_oacc_device_lower): Adjust, add more dump output.
3027 * tree-ssa-loop.c (gate_oacc_kernels): Use
3028 oacc_fn_attrib_kernels_p.
3029 * tree-parloops.c (create_parallel_loop): Adjust
3030 set_oacc_fn_attrib call.
3032 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3035 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3036 (append_compiler_options): Handle -fcilkplus.
3037 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3039 2016-01-26 Nick Clifton <nickc@redhat.com>
3042 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3043 been marked as DECL_ONE_ONLY but we do not the means to make it
3044 so, then do not allow it to bind locally.
3046 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3049 * opts.h (parse_sanitizer_options): New prototype.
3050 * opts.c (sanitizer_opts): New array.
3051 (parse_sanitizer_options): New function.
3052 (common_handle_option): Use parse_sanitizer_options.
3054 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3057 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3058 alignment adjustment to ...
3059 (ix86_update_stack_boundary): Here. Don't over-align stack for
3061 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3062 if __tls_get_addr is called.
3064 2016-01-26 Christian Bruel <christian.bruel@st.com>
3066 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3068 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3070 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3072 2016-01-26 Richard Biener <rguenther@suse.de>
3075 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3077 2016-01-26 Richard Biener <rguenther@suse.de>
3079 PR tree-optimization/69452
3080 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3081 (move_computations_dom_walker::before_dom_children): Rename
3083 (move_computations_worker): This.
3084 (move_computations): Perform an RPO rather than a DOM walk.
3086 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3089 * combine.c (combine_instructions): For REG_EQUAL note with
3090 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3091 to the underlying register.
3092 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3093 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3095 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3098 * config/aarch64/aarch64-builtins.c
3099 (aarch64_init_simd_builtin_types): Do not set structural
3100 equality to __Poly{8,16,64,128}_t types.
3102 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3104 PR tree-optimization/69400
3105 * wide-int.cc (wi_pack): Take the precision as argument and
3106 perform canonicalization here rather than in the callers.
3107 Use the main loop to handle all full-width HWIs. Add a
3108 zero HWI if in_len isn't a full result.
3109 (wi::divmod_internal): Update accordingly.
3110 (wi::mul_internal): Likewise. Simplify.
3112 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3113 Sebastian Pop <s.pop@samsung.com>
3115 * graphite-poly.c (apply_poly_transforms): Simplify.
3116 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3117 (print_isl_map): Same.
3118 (print_isl_union_map): Same.
3119 (print_isl_schedule): New.
3120 (debug_isl_schedule): New.
3121 * graphite-dependences.c (scop_get_reads): Do not call
3122 isl_union_map_add_map that is undocumented isl functionality.
3123 (scop_get_must_writes): Same.
3124 (scop_get_may_writes): Same.
3125 (scop_get_original_schedule): Remove.
3126 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3127 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3128 (compute_deps): Remove.
3129 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3130 (debug_schedule_ast): New.
3131 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3132 set_separate_option.
3133 (graphite_regenerate_ast_isl): Add dump.
3134 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3135 from scop->transformed_schedule.
3136 (graphite_regenerate_ast_isl): Add more dump.
3137 * graphite-optimize-isl.c (optimize_isl): Set
3138 scop->transformed_schedule. Check whether schedules are equal.
3139 (apply_poly_transforms): Move here.
3140 * graphite-poly.c (apply_poly_transforms): ... from here.
3141 (free_poly_bb): Static.
3142 (free_scop): Static.
3143 (pbb_number_of_iterations_at_time): Remove.
3144 (print_isl_ast): New.
3145 (debug_isl_ast): New.
3146 (debug_scop_pbb): New.
3147 * graphite-scop-detection.c (print_edge): Move.
3149 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3150 (build_scop_scattering): Remove.
3151 (create_pw_aff_from_tree): Assert instead of bailing out.
3152 (add_condition_to_pbb): Remove unused code, do not fail.
3153 (add_conditions_to_domain): Same.
3154 (add_conditions_to_constraints): Remove.
3155 (build_scop_context): New.
3156 (add_iter_domain_dimension): New.
3157 (build_iteration_domains): Initialize pbb->iterators.
3158 Call add_conditions_to_domain.
3161 (index_outermost_in_loop): New.
3162 (index_pbb_in_loop): New.
3163 (outermost_pbb_in): New.
3164 (add_in_sequence): New.
3165 (add_outer_projection): New.
3166 (outer_projection_mupa): New.
3167 (add_loop_schedule): New.
3168 (build_schedule_pbb): New.
3169 (build_schedule_loop): New.
3170 (embed_in_surrounding_loops): New.
3171 (build_schedule_loop_nest): New.
3172 (build_original_schedule): New.
3173 (build_poly_scop): Call build_original_schedule.
3174 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3175 (free_poly_dr): Remove.
3176 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3177 (free_poly_bb): Remove.
3178 (debug_loop_vec): Remove.
3179 (print_isl_ast): Declare.
3180 (debug_isl_ast): Declare.
3181 (scop_do_interchange): Remove.
3182 (scop_do_strip_mine): Remove.
3183 (scop_do_block): Remove.
3184 (flatten_all_loops): Remove.
3185 (optimize_isl): Remove.
3186 (pbb_number_of_iterations_at_time): Remove.
3187 (debug_scop_pbb): Declare.
3188 (print_schedule_ast): Declare.
3189 (debug_schedule_ast): Declare.
3190 (struct scop): Remove schedule. Add original_schedule,
3191 transformed_schedule.
3192 (free_gimple_poly_bb): Remove.
3193 (print_generated_program): Remove.
3194 (debug_generated_program): Remove.
3195 (unify_scattering_dimensions): Remove.
3196 * sese.c (print_edge): ... here.
3197 (print_sese): ... here.
3198 (debug_edge): ... here.
3199 (debug_sese): ... here.
3200 * sese.h (print_edge): Declare.
3201 (print_sese): Declare.
3202 (dump_edge): Declare.
3203 (dump_sese): Declare.
3205 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3206 Sebastian Pop <s.pop@samsung.com>
3208 * Makefile.in: Set ISLVER in site.exp.
3210 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3212 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3213 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3214 through DECL_VALUE_EXPR for expansion.
3216 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3218 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3219 the frame info after reload completed.
3221 2016-01-25 Jeff Law <law@redhat.com>
3223 PR tree-optimization/69196
3224 PR tree-optimization/68398
3225 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3226 tree-ssa-threadupdate.c.
3227 (determine_bb_domination_status): Prototype
3228 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3229 (determine_bb_domination_status): No longer static.
3230 (valid_jump_thread_path): Remove code to detect characteristics
3231 of the jump thread path not associated with correctness.
3232 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3233 Correct test for thread path length. Count PHIs for real operands as
3234 statements that need to be copied. Do not count ASSERT_EXPRs.
3235 Look at all the blocks in the thread path. Compute and selectively
3236 filter thread paths based on threading through the latch, threading
3237 a multiway branch or crossing a multiway branch.
3239 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3241 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3242 decl with __attribute__ ((unused)) annotation.
3244 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3247 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3248 of operands is compatible with a statement vectype.
3250 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3252 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3253 improve wording for mixed storage order support.
3255 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3257 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3258 (vcvt_u64_f64): Likewise.
3259 (vcvta_s64_f64): Likewise.
3260 (vcvta_u64_f64): Likewise.
3261 (vcvtm_s64_f64): Likewise.
3262 (vcvtm_u64_f64): Likewise.
3263 (vcvtn_s64_f64): Likewise.
3264 (vcvtn_u64_f64): Likewise.
3265 (vcvtp_s64_f64): Likewise.
3266 (vcvtp_u64_f64): Likewise.
3268 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3270 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3271 (arc_init): Check validity mll64 option.
3272 (arc_save_restore): Use double load/store instruction.
3273 (arc_expand_movmem): Likewise.
3274 (arc_split_move): Don't split if we have double load/store
3275 instructions. Returns a boolean.
3276 (arc_process_double_reg_moves): Change function to return boolean
3277 instead of a sequence of instructions.
3278 (arc_dwarf_register_span): New function.
3279 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3280 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3281 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3282 (*movdf_insn): Likewise.
3283 * config/arc/arc.opt (mll64): New option.
3284 * config/arc/predicates.md (even_register_operand): New predicate.
3285 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3287 2016-01-25 Richard Biener <rguenther@suse.de>
3290 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3291 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3293 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3295 2016-01-25 Richard Biener <rguenther@suse.de>
3297 PR tree-optimization/69376
3298 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3300 (VN_INFO_ANTI_RANGE_P): New inline.
3301 (VN_INFO_RANGE_TYPE): Likewise.
3302 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3303 SSA_NAME_ANTI_RANGE_P.
3304 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3305 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3306 Properly query VN_INFO_RANGE_TYPE.
3308 2016-01-25 Nick Clifton <nickc@redhat.com>
3311 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3313 2016-01-23 Tom de Vries <tom@codesourcery.com>
3315 PR tree-optimization/69426
3316 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3319 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3321 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3322 "the the" with "the" in the comments.
3323 * ipa-devirt.c (build_type_inheritance_graph,
3324 update_type_inheritance_graph): Likewise.
3325 * tree.c (build_function_type_list_1): Likewise.
3326 * cfgloopmanip.c (scale_loop_profile): Likewise.
3327 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3328 * gimple-ssa-split-paths.c
3329 (find_block_to_duplicate_for_splitting_paths): Likewise.
3330 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3331 * expr.c (convert_move): Likewise.
3332 * var-tracking.c (vt_stack_adjustments): Likewise.
3333 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3334 * tree-vrp.c (test_for_singularity): Likewise.
3336 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3337 directly instead of building a temporary tree.
3340 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3341 remove <algorithm> include.
3343 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3346 * config/i386/i386.c: Include dojump.h.
3347 (expand_small_movmem_or_setmem,
3348 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3350 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3351 if dynamic_check != -1.
3353 2016-01-21 Jeff Law <law@redhat.com>
3356 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3357 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3358 into dominated_by_p.
3359 (cprop_into_successor_phis): Avoid unnecessary tests.
3361 2016-01-22 Richard Henderson <rth@redhat.com>
3364 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3365 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3367 2016-01-22 Michael Matz <matz@suse.de>
3369 * system.h (string, algorithm): Include only conditionally.
3370 (new): Include always under C++.
3371 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3372 * final.c (toplevel): Ditto.
3373 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3374 * genconditions.c (write_header): Make gencondmd.c define
3376 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3378 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3379 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3381 2016-01-22 Christian Bruel <christian.bruel@st.com>
3384 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3386 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3389 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3390 define_insn_and_split. Ensure operands[1] and operands[0] do not
3391 get assigned the same register.
3393 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3395 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3397 2016-01-22 Christian Bruel <christian.bruel@st.com>
3399 * config/arm/arm-c.c (arm_pragma_target_parse):
3400 Remove warn_builtin_macro_redefined overwrite.
3402 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3404 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3405 flag_non_call_exceptions compatibility.
3407 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3410 * dwarf2out.c (add_child_die_after): New function.
3411 (dwarf_qual_info_t): New type.
3412 (dwarf_qual_info): New variable.
3413 (qualified_die_p): New function.
3414 (modified_type_die): For -fdebug-types-section, ensure
3415 canonical order of qualifiers. Put qualified DIEs adjacent
3416 to the corresponding non-qualified type DIE and search there
3417 for existing qualified DIEs.
3419 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3421 * doc/extend.texi (scalar_storage_order type attribute): Document
3422 restriction on type punning and aliasing, and remove future tense.
3424 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3427 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3430 2016-01-21 Jeff Law <law@redhat.com>
3433 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3434 useless call to record_temporary_equivalences.
3435 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3436 allocate 10 slots in the bb_path vector and let it grow as needed.
3437 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3440 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3442 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3444 * configure: Regenerate.
3446 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3448 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3449 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3451 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3454 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3455 drop EXPAND_INITIALIZER.
3456 * rtl.h (contains_symbolic_reference_p): Declare.
3457 * rtlanal.c (contains_symbolic_reference_p): New function.
3458 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3459 a subtraction into a NOT if symbolic constants are involved.
3461 2016-01-21 Anton Blanchard <anton@samba.org>
3462 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3465 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3467 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3470 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3472 * config/microblaze/microblaze.c
3473 (get_branch_target): New.
3474 (insert_wic_for_ilb_runout): New.
3476 (microblaze_machine_dependent_reorg): New.
3477 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3478 * config/microblaze/microblaze.md
3479 (UNSPEC_IPREFETCH): Define.
3480 (iprefetch): New pattern
3481 * config/microblaze/microblaze.opt
3482 (mxl-prefetch): New flag.
3484 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3486 * config/microblaze/microblaze.h
3487 (FIXED_REGISTERS): Update in macro.
3488 (CALL_USED_REGISTERS): Update in macro.
3490 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3492 PR rtl-optimization/68920
3493 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3496 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3498 PR rtl-optimization/68990
3499 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3500 pseudo instead of inheritance ones.
3502 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3503 Nick Clifton <nickc@redhat.com>
3507 * config/mips/mips.c (mips_compute_frame_info): Initialise
3508 args_size and hard_frame_pointer_offset fields of the frame
3509 structure before calling mips_global_pointer.
3511 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3513 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3515 * configure: Regenerate.
3517 2016-01-21 Richard Biener <rguenther@suse.de>
3519 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3521 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3523 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3524 to actually emit the .size directive.
3526 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3527 Jakub Jelinek <jakub@redhat.com>
3531 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3532 args array size by one to avoid buffer overflow.
3534 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3536 * config/s390/s390.md (pool_section_start): Use switch_to_section
3537 to select proper read-only data section instead of hardcoding
3539 (pool_section_end): Use switch_to_section to match the above.
3541 2016-01-21 Richard Biener <rguenther@suse.de>
3543 PR tree-optimization/69378
3544 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3545 (set_ssa_val_to): Use it for dominance checks taking into
3546 account not executable edges.
3548 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3551 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3552 for bitsize instead of GET_MODE_PRECISION (mode).
3554 2016-01-20 Martin Sebor <msebor@redhat.com>
3557 * extend.texi (__sync Builtins): Clarify the semantics of
3558 __sync_fetch_and_OP built-ins on pointers.
3559 (__atomic Builtins): Same.
3561 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3562 Sebastian Pop <s.pop@samsung.com>
3564 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3565 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3566 (is_valid_rename): Same.
3567 (translate_isl_ast_to_gimple::get_rename): Same.
3568 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3569 (translate_isl_ast_to_gimple::rename_uses): Same.
3570 (get_new_name): Check for close_phi nodes.
3571 (copy_loop_phi_args): Use phi_node_kind.
3572 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3573 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3575 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3576 Sebastian Pop <s.pop@samsung.com>
3578 Revert commit r229783.
3579 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3580 Remove use of parameter_rename_map.
3582 (copy_internal_parameters): Remove.
3583 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3584 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3585 (free_sese_info): Do not free parameter_rename_map.
3586 (set_rename): Do not use parameter_rename_map.
3587 (rename_uses): Update call to set_rename.
3588 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
3589 * sese.h (parameter_rename_map_t): Remove.
3590 (struct sese_info_t): Remove field parameter_rename_map.
3592 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3593 Sebastian Pop <s.pop@samsung.com>
3595 * graphite-isl-ast-to-gimple.c: Fix comment.
3596 * graphite-scop-detection.c (defined_in_loop_p): New.
3597 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
3598 names defined in loop.
3600 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3601 Sebastian Pop <s.pop@samsung.com>
3603 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3604 Discard unstructured if-then-else regions.
3606 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3607 Sebastian Pop <s.pop@samsung.com>
3609 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
3610 (cleanup_loop_iter_dom): Remove.
3611 (build_loop_iteration_domains): Remove.
3612 (build_scop_context): Remove.
3613 (build_scop_iteration_domain): Remove.
3614 (add_loop_constraints): New.
3615 (build_iteration_domains): New.
3616 (build_poly_scop): Call build_iteration_domains.
3618 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3619 Sebastian Pop <s.pop@samsung.com>
3621 * graphite-scop-detection.c
3622 (scop_detection::harmful_loop_in_region): Free dom and loops.
3623 (scop_detection::loop_body_is_valid_scop): Free bbs.
3625 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3626 Sebastian Pop <s.pop@samsung.com>
3628 * graphite-scop-detection.c (record_loop_in_sese): New.
3629 (gather_bbs::before_dom_children): Call record_loop_in_sese.
3630 (build_scops): Remove call to build_sese_loop_nests.
3631 * sese.c (sese_record_loop): Remove.
3632 (build_sese_loop_nests): Remove.
3633 (new_sese_info): Remove region->loops.
3634 (free_sese_info): Same.
3635 * sese.h (sese_contains_loop): Same.
3636 (build_sese_loop_nests): Remove.
3637 (sese_contains_loop): Remove.
3639 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3640 Sebastian Pop <s.pop@samsung.com>
3642 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
3643 loop_is_valid_in_scop.
3644 (scop_detection::harmful_stmt_in_region): Renamed
3645 harmful_loop_in_region.
3646 Call loop_is_valid_in_scop.
3648 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3649 Sebastian Pop <s.pop@samsung.com>
3651 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
3654 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3655 Sebastian Pop <s.pop@samsung.com>
3657 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
3658 * graphite.h (struct poly_bb): Remove field is_reduction.
3659 (PBB_IS_REDUCTION): Remove.
3661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3662 Sebastian Pop <s.pop@samsung.com>
3664 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
3665 (add_pdr_constraints): Same.
3666 (scop_get_reads): Same.
3667 (scop_get_must_writes): Same.
3668 (scop_get_may_writes): Same.
3669 (scop_get_original_schedule): Same.
3670 (extend_schedule): Same.
3671 (apply_schedule_on_deps): Same.
3672 (carries_deps): Same.
3673 (compute_deps): Same.
3674 (scop_get_dependences): Same.
3675 * graphite-isl-ast-to-gimple.c
3676 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
3677 * graphite-optimize-isl.c (get_schedule_for_band): Same.
3678 (get_schedule_for_band_list): Same.
3679 (get_schedule_map): Same.
3680 (apply_schedule_map_to_scop): Same.
3681 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3682 (build_loop_iteration_domains): Same.
3683 (add_condition_to_pbb): Same.
3684 (add_param_constraints): Same.
3685 (pdr_add_memory_accesses): Same.
3686 (pdr_add_data_dimensions): Same.
3688 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3690 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
3693 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3695 * common.opt (feliminate-dwarf2-dups): Replace references to
3696 "DWARF 2" with just "DWARF".
3697 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
3698 * doc/extend.texi: Likewise.
3699 * doc/cpp.texi: Likewise.
3700 * doc/invoke.texi: Likewise.
3701 (Option Summary): Add -gdwarf to list of Debugging Options.
3702 (Debugging Options): Document -gdwarf.
3703 * doc/contrib.texi: Spell "DWARF" like that.
3705 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3707 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
3708 warning. Fix up formatting.
3711 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
3712 attempt to mark memory input operand addressable and
3713 call prepare_gimple_addressable in that case. Don't adjust
3714 input_location for diagnostics, use error_at instead.
3716 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
3718 * config/rs6000/ppc-auxv.h: New file.
3719 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
3721 (cpu_supports): Likewise.
3722 * config/rs6000/rs6000.c: include "ppc-auxv.h".
3723 (cpu_is_info): New variable.
3724 (cpu_supports_info): Likewise.
3725 (tcb_verification_symbol): Likewise.
3726 (cpu_builtin_p): Likewise.
3727 (cpu_expand_builtin): New function.
3728 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3729 (rs6000_init_builtins): Likewise.
3730 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3731 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3732 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3733 * configure: Regenerate.
3734 * config.in: Likewise.
3735 * doc/extend.texi (PowerPC Built-in Functions): Document
3736 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3738 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3741 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3743 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3746 2016-01-20 Richard Henderson <rth@redhat.com>
3752 * tree.c (tm_define_builtin): New.
3753 (find_tm_vector_type): New.
3754 (build_tm_vector_builtins): New.
3755 (build_common_builtin_nodes): Call it.
3757 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3759 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3760 (arm_fp_ok): Likewise.
3762 (arm_crypto): Likewise.
3764 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3765 Richard Biener <rguenther@suse.de>
3767 PR tree-optimization/69328
3768 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3769 vectors have same number of elements.
3770 (vectorizable_condition): Fix masked version recognition.
3772 2016-01-20 Richard Biener <rguenther@suse.de>
3774 PR tree-optimization/69345
3775 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3776 (VN_INFO_PTR_INFO): Likewise.
3777 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3778 info when it is equal between non-dominating SSA names.
3779 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3780 Make sure to look at original SSA infos.
3782 2016-01-20 Jeff Law <law@redhat.com>
3785 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3787 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3788 (pc_or_label_operand): New predicate.
3789 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3790 tests for small integers that are 2^n - 1.
3792 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3794 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3796 2016-01-19 Jeff Law <law@redhat.com>
3799 * tree-ssa-threadbackwards.c
3800 (fsm_find_control_statement_thread_paths): Do not try to lookup
3801 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3803 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3805 * doc/lto.texi: Remove text that says only Gold has linker plugin
3808 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3810 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3811 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3812 the DIE accordingly.
3813 (modified_type_die): Add REVERSE parameter and pass it recursively,
3814 as well as to base_type_die. Adjust presence check accordingly.
3815 (base_type_for_mode): Adjust call to modified_type_die.
3816 (add_type_attribute): Add REVERSE parameter and pass it to
3818 (generic_parameter_die): Adjust call to add_type_attribute.
3819 (add_scalar_info): Likewise.
3820 (add_subscript_info): Likewise.
3821 (gen_array_type_die): Likewise.
3822 (gen_descr_array_type_die): Likewise.
3823 (gen_entry_point_die): Likewise.
3824 (gen_enumeration_type_die): Likewise.
3825 (gen_formal_parameter_die): Likewise.
3826 (gen_subprogram_die): Likewise.
3827 (gen_variable_die ): Likewise.
3828 (gen_const_die): Likewise.
3829 (gen_field_die): Likewise.
3830 (gen_pointer_type_die): Likewise.
3831 (gen_reference_type_die): Likewise.
3832 (gen_ptr_to_mbr_type_die): Likewise.
3833 (gen_inheritance_die): Likewise.
3834 (gen_subroutine_type_die): Likewise.
3835 (gen_typedef_die): Likewise.
3836 (force_type_die): Adjust call to modified_type_die.
3838 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3840 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3841 flow throughout the file. Fix broken link to Objective-C 2.0
3843 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3846 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3848 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3850 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3853 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3854 (maybe_record_node): Record cxa_pure_virtual as the only possible
3855 target if there are not ohter candidates.
3856 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3858 2016-01-19 Richard Biener <rguenther@suse.de>
3860 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3861 (get_memory_order): Likewise.
3863 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3865 * tree-vect-stmts.c (vectorizable_store): Check
3868 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3871 * gcc.c (driver::decode_argv): Add call to
3872 init_opts_obstack before init_options_struct.
3873 * opts.c (init_opts_obstack): Remove idempotency.
3874 (init_options_struct): Replace call to init_opts_obstack
3875 with a gcc_assert to verify that it has already been called.
3876 * toplev.c (toplev::main): Add call to init_opts_obstack before
3877 calls to init_options_struct.
3878 (toplev::finalize): Move cleanup of opts_obstack next to
3879 cleanup of save_decoded_options, clearing the latter, and
3880 save_decoded_options_count.
3882 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3885 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3886 attribute to unconditional. Remove %? from output template.
3888 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3889 Jiong Wang <jiong.wang@arm.com>
3891 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3892 generated from different expand order.
3894 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3896 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3897 Add support for CCMP costing.
3899 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3901 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3902 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3903 (fccmpe<mode>): Likewise.
3904 (fcmp): Rename to fcmp and globalize pattern.
3906 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3907 (aarch64_gen_ccmp_next): Add FP support.
3909 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3911 * target.def (gen_ccmp_first): Update documentation.
3912 (gen_ccmp_next): Likewise.
3913 * doc/tm.texi (gen_ccmp_first): Update documentation.
3914 (gen_ccmp_next): Likewise.
3915 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3916 expand_ccmp_expr_1. Improve comments.
3917 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3918 (ccmp_ior<mode>): Remove pattern.
3919 (cmp<mode>): Remove expand.
3920 (cmp): Globalize pattern.
3921 (cstorecc4): Use cc_register.
3922 (mov<mode>cc): Remove ccmp_cc_register check.
3923 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
3924 Simplify after removal of CC_DNE/* modes.
3925 (aarch64_ccmp_mode_to_code): Remove.
3926 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
3927 In 'k' case use integer as condition.
3928 (aarch64_nzcv_codes): Remove inverted cases.
3929 (aarch64_code_to_ccmode): Remove.
3930 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
3931 comparison with CC register to be used in folowing CCMP/branch/CSEL.
3932 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
3933 pattern. Return the comparison with CC register. Invert conditions
3935 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
3936 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
3938 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3940 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
3941 instrumented_version.
3943 2016-01-19 Richard Biener <rguenther@suse.de>
3945 PR tree-optimization/69336
3946 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
3947 handled components with get_ref_base_and_extent.
3948 (equal_mem_array_ref_p): Adjust.
3950 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3953 * shrink-wrap.c: Include valtrack.h.
3954 (move_insn_for_shrink_wrap): Add DEBUG argument. If
3955 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
3956 in between insn and where it will be moved to. Call
3957 dead_debug_insert_temp.
3958 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
3959 first and dead_debug_local_finish at the end.
3960 For uses and defs bitmap, handle all regs in between REGNO and
3961 END_REGNO, not just the first one.
3963 2016-01-19 Richard Biener <rguenther@suse.de>
3965 PR tree-optimization/69352
3966 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
3967 (equal_mem_array_ref_p): Constrain size and max size properly.
3968 Compare the reverse flag.
3970 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
3972 * ira.c (ira): Update regstat data if we deleted insns.
3974 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3976 PR rtl-optimization/68955
3977 PR rtl-optimization/64557
3978 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
3979 here. Fix up formatting.
3980 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
3982 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3985 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3986 assume that the node has body.
3987 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3990 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3992 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3995 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3997 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3998 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4000 2016-01-19 Martin Jambor <mjambor@suse.cz>
4001 Martin Liska <mliska@suse.cz>
4002 Michael Matz <matz@suse.de>
4004 * Makefile.in (OBJS): Add new source files.
4005 (GTFILES): Add hsa.c.
4006 * common.opt (disable_hsa): New variable.
4007 (-Whsa): New warning.
4008 * config.in (ENABLE_HSA): New.
4009 * configure.ac: Treat hsa differently from other accelerators.
4010 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4012 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4013 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4014 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4016 * doc/invoke.texi (-Whsa): Document.
4017 (hsa-gen-debug-stores): Likewise.
4018 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4019 to invoke offload compiler for hsa acclerator.
4020 * opts.c (common_handle_option): Determine whether HSA offloading
4021 should be performed.
4022 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4023 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4024 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4025 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4026 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4027 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4028 GF_OMP_FOR_KIND_GRID_LOOP.
4029 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4030 (pp_gimple_stmt_1): Likewise.
4031 * gimple-walk.c (walk_gimple_stmt): Likewise.
4032 * gimple.c (gimple_build_omp_grid_body): New function.
4033 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4034 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4035 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4036 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4037 GF_OMP_TEAMS_GRID_PHONY.
4038 (gimple_statement_omp_single_layout): Updated comments.
4039 (gimple_build_omp_grid_body): New function.
4040 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4041 (gimple_omp_for_grid_phony): New function.
4042 (gimple_omp_for_set_grid_phony): Likewise.
4043 (gimple_omp_parallel_grid_phony): Likewise.
4044 (gimple_omp_parallel_set_grid_phony): Likewise.
4045 (gimple_omp_teams_grid_phony): Likewise.
4046 (gimple_omp_teams_set_grid_phony): Likewise.
4047 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4048 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4049 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4050 (BUILT_IN_GOMP_TARGET): Updated type.
4051 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4052 (adjust_for_condition): New function.
4053 (get_omp_for_step_from_incr): Likewise.
4054 (extract_omp_for_data): Moved parts to adjust_for_condition and
4055 get_omp_for_step_from_incr.
4056 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4057 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4058 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4059 (scan_omp_parallel): Do not create child functions for phony
4061 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4062 (scan_omp_1_op): Checking assert we are not remapping to
4063 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4064 (parallel_needs_hsa_kernel_p): New function.
4065 (expand_parallel_call): Register apprpriate parallel child
4066 functions as HSA kernels.
4067 (grid_launch_attributes_trees): New type.
4068 (grid_attr_trees): New variable.
4069 (grid_create_kernel_launch_attr_types): New function.
4070 (grid_insert_store_range_dim): Likewise.
4071 (grid_get_kernel_launch_attributes): Likewise.
4072 (get_target_argument_identifier_1): Likewise.
4073 (get_target_argument_identifier): Likewise.
4074 (get_target_argument_value): Likewise.
4075 (push_target_argument_according_to_value): Likewise.
4076 (get_target_arguments): Likewise.
4077 (expand_omp_target): Call get_target_arguments instead of looking
4078 up for teams and thread limit.
4079 (grid_expand_omp_for_loop): New function.
4080 (grid_arg_decl_map): New type.
4081 (grid_remap_kernel_arg_accesses): New function.
4082 (grid_expand_target_kernel_body): New function.
4083 (expand_omp): Call it.
4084 (lower_omp_for): Do not emit phony constructs.
4085 (lower_omp_taskreg): Do not emit phony constructs but create for them
4086 a temporary variable receiver_decl.
4087 (lower_omp_taskreg): Do not emit phony constructs.
4088 (lower_omp_teams): Likewise.
4089 (lower_omp_grid_body): New function.
4090 (lower_omp_1): Call it.
4091 (grid_reg_assignment_to_local_var_p): New function.
4092 (grid_seq_only_contains_local_assignments): Likewise.
4093 (grid_find_single_omp_among_assignments_1): Likewise.
4094 (grid_find_single_omp_among_assignments): Likewise.
4095 (grid_find_ungridifiable_statement): Likewise.
4096 (grid_target_follows_gridifiable_pattern): Likewise.
4097 (grid_remap_prebody_decls): Likewise.
4098 (grid_copy_leading_local_assignments): Likewise.
4099 (grid_process_kernel_body_copy): Likewise.
4100 (grid_attempt_target_gridification): Likewise.
4101 (grid_gridify_all_targets_stmt): Likewise.
4102 (grid_gridify_all_targets): Likewise.
4103 (execute_lower_omp): Call grid_gridify_all_targets.
4104 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4105 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4106 (tree_omp_clause): Added union field dimension.
4107 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4108 * tree.c (omp_clause_num_ops): Added number of arguments of
4109 OMP_CLAUSE__GRIDDIM_.
4110 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4111 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4112 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4113 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4114 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4115 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4116 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4117 * tree-pass.h (make_pass_gen_hsail): Declare.
4118 (make_pass_ipa_hsa): Likewise.
4119 * ipa-hsa.c: New file.
4120 * lto-section-in.c (lto_section_name): Add hsa section name.
4121 * lto-streamer.h (lto_section_type): Add hsa section.
4122 * timevar.def (TV_IPA_HSA): New.
4123 * hsa-brig-format.h: New file.
4124 * hsa-brig.c: New file.
4125 * hsa-dump.c: Likewise.
4126 * hsa-gen.c: Likewise.
4129 * toplev.c (compile_file): Call hsa_output_brig.
4130 * hsa-regalloc.c: New file.
4132 2016-01-18 Jeff Law <law@redhat.com>
4134 PR tree-optimization/69320
4135 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4136 ranged object, do nothing if the RHS constant is not [0..1].
4137 (optimize_stmt): Comparing a boolean ranged object against a
4138 constant outside [0..1] results in a compile-time constant.
4140 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4143 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4145 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4146 (Option Summary): Update to reflect new section and moved options.
4147 (C++ Dialect Options): Move -fstats to new section.
4148 (Debugging Options): Move all dump, statistics, and other GCC
4149 developer options to new section. Rewrite section introduction
4150 and re-order remaining options to put the more basic ones first.
4151 (Optimization Options): Move -fira-verbose and -flto-report* to
4153 (Developer Options): New section incorporating moved options.
4154 * doc/cppopts.texi (-dM): Update cross-reference.
4156 2016-01-18 Richard Henderson <rth@redhat.com>
4159 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4160 operands to pseudo only if CSE is expected. Split long immediate
4161 operands only after reload, and for the stack pointer.
4162 (*add<GPI>3_pluslong): Remove.
4163 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4164 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4165 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4166 (*add<GPI>3 peepholes): New.
4167 (*add<GPI>3 splitters): New.
4168 * config/aarch64/constraints.md (Upl): New.
4169 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4171 2016-01-18 Richard Biener <rguenther@suse.de>
4173 PR tree-optimization/69297
4174 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4176 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4178 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4181 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4182 of mixind vector and scalar types.
4183 (fold_relational_const): Add handling of vector
4184 comparison with boolean result.
4185 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4186 comparison of vector operands with boolean result for EQ/NE only.
4187 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4188 (verify_gimple_cond): Likewise.
4189 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4192 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4194 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4197 2016-01-18 Richard Biener <rguenther@suse.de>
4200 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4202 2016-01-18 Tom de Vries <tom@codesourcery.com>
4204 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4206 2016-01-18 Tom de Vries <tom@codesourcery.com>
4208 * omp-low.c (set_oacc_fn_attrib): Make extern.
4209 * omp-low.h (set_oacc_fn_attrib): Declare.
4210 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4211 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4212 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4213 Add and handle function parameter oacc_kernels_p.
4214 (find_reduc_addr, get_omp_data_i_param): New function.
4215 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4216 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4217 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4218 Calculate dominance info. Skip loops that are not in a kernels region
4219 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4220 (pass_parallelize_loops::execute): Call parallelize_loops with
4221 oacc_kernels_p argument.
4222 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4223 New member function.
4224 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4225 * passes.def: Add argument to pass_parallelize_loops instantation.
4227 2016-01-18 Tom de Vries <tom@codesourcery.com>
4229 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4230 pass_parallelize_loops to be run outside the loop pipeline.
4232 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4234 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4235 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4237 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4240 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4241 using get_ref_base_and_extent.
4242 (equal_mem_array_ref_p): New.
4243 (hashable_expr_equal_p): Add call to previous.
4245 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4248 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4249 (sra_initialize): Allocate disqualified_constants.
4250 (sra_deinitialize): Free disqualified_constants.
4251 (disqualify_candidate): Update disqualified_constants when appropriate.
4252 (create_access): Scan for constant-pool entries as we go along.
4253 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4254 (maybe_add_sra_candidate): Allow constant-pool entries.
4255 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4256 (initialize_constant_pool_replacements): New.
4257 (sra_modify_assign): Avoid mangling assignments created by previous,
4258 and don't generate writes into constant pool.
4259 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4261 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4263 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4265 (scalar_chain::convert_op): Likewise.
4266 * config/i386/i386.md (*andndi3_doubleword): New.
4268 2016-01-18 Richard Biener <rguenther@suse.de>
4270 PR tree-optimization/69170
4271 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4272 building a vector from scalar results of a pattern stmt.
4274 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4276 * haifa-sched.c (autopref_multipass_init): Work around
4277 -Wmaybe-uninitialized warning.
4279 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4281 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4282 against the constant 0.
4284 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4286 PR tree-optimization/68799
4287 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4288 look up phi candidates in the statement-candidate map.
4289 (phi_add_costs): Likewise.
4290 (record_phi_increments): Likewise.
4291 (phi_incr_cost): Likewise.
4292 (ncd_with_phi): Likewise.
4293 (all_phi_incrs_profitable): Likewise.
4295 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4297 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4298 -Wmaybe-uninitialized warning.
4300 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4302 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4303 (Option Summary): Update to reflect new section and moved options.
4304 (C++ Dialect Options): Move -fvtable-verify and related options.
4305 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4306 and profiling-related options.
4307 (Optimization Options): Move profile generation options and
4308 -fstack-protector and related options.
4309 (Instrumentation Options): New section incorporating moved options.
4310 (Code Generation Options): Move -finstrument-functions and
4311 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4313 2016-01-16 Tom de Vries <tom@codesourcery.com>
4315 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4317 2016-01-16 Tom de Vries <tom@codesourcery.com>
4319 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4321 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4323 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4324 that checks whether the table is already empty. Rename the
4325 original implementation to...
4326 (hash_table::empty_slot): ...this new private function.
4328 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4331 * diagnostic-show-locus.c (layout::print_source_line): Move x
4332 offset of line until after call to
4333 get_line_width_without_trailing_whitespace.
4335 2016-01-15 Jeff Law <law@redhat.com>
4337 PR tree-optimization/69270
4338 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4339 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4340 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4341 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4342 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4343 ssa_name_has_boolean_range and constant_boolean_node.
4345 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4347 PR rtl-optimization/69030
4348 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4350 (spill_pseudos): Delete debug insn for dead pseudo.
4351 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4353 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4355 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4357 (TYPES_UNOPUS): Likewise.
4358 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4359 builtin type, from UNOP to UNOPUS.
4360 (lbtruncuv4sf): Likewise.
4361 (lbtruncuv2df): Likewise.
4362 (lrounduv2sf): Likewise.
4363 (lrounduv4sf): Likewise.
4364 (lrounduv2df): Likewise.
4365 (lroundusf): Likewise.
4366 (lroundusf): Likewise.
4367 (lceiluv2sf): Likewise.
4368 (lceiluv4sf): Likewise.
4369 (lceiluv2df): Likewise.
4370 (lceilusf): Likewise.
4371 (lceiludf): Likewise.
4372 (lflooruv2sf): Likewise.
4373 (lflooruv4sf): Likewise.
4374 (lflooruv2df): Likewise.
4375 (lfloorusf): Likewise.
4376 (lfloorudf): Likewise.
4377 (lfrintnuv2sf): Likewise.
4378 (lfrintnuv4sf): Likewise.
4379 (lfrintnuv2df): Likewise.
4380 (lfrintnusf): Likewise.
4381 (lfrintnudf): Likewise.
4382 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4384 (vcvtq_u32_f32): Likewise.
4385 (vcvtq_u64_f64): Likewise.
4386 (vcvta_u32_f32): Likewise.
4387 (vcvtaq_u32_f32): Likewise.
4388 (vcvtaq_u64_f64): Likewise.
4389 (vcvtm_u32_f32): Likewise.
4390 (vcvtmq_u32_f32): Likewise.
4391 (vcvtmq_u64_f64): Likewise.
4392 (vcvtn_u32_f32): Likwise.
4393 (vcvtnq_u32_f32): Likewise.
4394 (vcvtnq_u64_f64): Likewise.
4395 (vcvtp_u32_f32): Likewise.
4396 (vcvtpq_u32_f32): Likewise.
4397 (vcvtpq_u64_f64): Likewise.
4398 (vcvtmd_u64_f64): Likewise.
4399 (vcvtms_u32_f32): Likewise.
4400 (vcvtad_u64_f64): Likewise.
4401 (vcvtas_u32_f32): Likewise.
4402 (vcvtnd_u64_f64): Likewise.
4403 (vcvtns_u32_f32): Likewise.
4404 (vcvtpd_u64_f64): Likewise.
4405 (vcvtps_u32_f32): Likewise.
4407 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4409 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4410 CSEL of zero_extended registers.
4412 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4414 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4415 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4417 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4419 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4420 false when argument string is not found in the attributes table
4423 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4426 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4427 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4428 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4431 2016-01-15 Richard Biener <rguenther@suse.de>
4433 PR tree-optimization/66856
4434 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4435 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4436 (vect_create_new_slp_node): Increment stmt reference count.
4437 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4438 an SLP tree before swapping operands.
4439 (vect_build_slp_tree): Likewise.
4440 (destroy_bb_vec_info): Free stmt info after SLP instances.
4441 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4442 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4443 (STMT_VINFO_NUM_SLP_USES): New macro.
4445 2016-01-15 Richard Biener <rguenther@suse.de>
4448 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4449 (add_linkage_name): ... here.
4450 (gen_typedef_die): Use add_linkage_name_raw instead of
4451 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4454 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4456 * gimplify.c (oacc_default_clause): Decode reference and pointer
4457 types for both kernels and parallel regions.
4459 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4462 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4464 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4466 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4467 (convert_scalars_to_vector): Likewise.
4469 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4471 * doc/extend.texi (Type Traits): Fix grammar.
4473 2016-01-15 Martin Jambor <mjambor@suse.cz>
4475 * tree-inline.c (remap_decl): Use existing dclarations if
4476 remapping a type and prevent_decl_creation_for_types.
4477 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4478 decls first. Do real remapping with
4479 prevent_decl_creation_for_types set.
4480 * tree-inline.h (copy_body_data): New field
4481 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4484 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4486 * config/s390/s390.opt (mmvcle): More verbose help text.
4488 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4490 * config/s390/s390.opt: Add period to -mzvector option text.
4492 2016-01-15 Richard Biener <rguenther@suse.de>
4494 PR tree-optimization/68961
4495 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4496 of invariants in stores again.
4498 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4500 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4502 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4504 * config/i386/i386.c (ix86_expand_branch): Don't split
4505 DI mode xor instruction to SI mode.
4507 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4510 * ipa-icf.c (sem_function::merge): Virtual functions may become
4511 reachable even if they address is not taken and there are no
4514 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4516 * lto-streamer-out.c (subtract_estimated_size): New function.
4517 (get_symbol_initial_value): Use it.
4519 2016-01-15 Christian Bruel <christian.bruel@st.com>
4522 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4523 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4524 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4525 use add_builtin_function_ext_scope instead of add_builtin_function.
4526 (neon_set_p, neon_crypto_set_p): Remove.
4527 (arm_init_builtins): Always call arm_init_neon_builtins and
4528 arm_init_crypto_builtins.
4529 (arm_expand_builtin): Check that builtins are allowed for the arch.
4530 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4531 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4532 arm_init_neon_builtins call.
4534 2016-01-15 Richard Biener <rguenther@suse.de>
4536 PR tree-optimization/69117
4537 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4538 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4539 of the leader conservatively.
4540 (free_scc_vn): Restore original SSA name infos.
4542 2016-01-14 Jeff Law <law@redhat.com>
4544 PR tree-optimization/69270
4545 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4546 single bit of precision, verify it's also unsigned.
4547 (record_edge_info): Use constant_boolean_node rather than fold_convert
4548 to convert boolean_true/boolean_false to the right type.
4550 2016-01-14 Richard Henderson <rth@redhat.com>
4553 * loop-doloop.c (record_reg_sets): New.
4554 (doloop_optimize): Reject the transform if the sequence
4555 clobbers registers live at the end of the loop block.
4556 (doloop_optimize_loops): Enable df_live if needed.
4558 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4560 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4561 * gcc/config/rs6000/rs6000.c: Likewise.
4562 * gcc/config/rs6000/rs6000.h: Likewise.
4563 * gcc/config/rs6000/rs6000.md: Likewise.
4564 * gcc/doc/extend.texi: Likewsie.
4566 2016-01-14 Jeff Law <law@redhat.com>
4568 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4571 2016-01-14 Richard Henderson <rth@redhat.com>
4575 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4576 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4577 instead of builtin_decl_declared_p to test for declaration.
4579 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4581 * doc/loop.texi (Loop Analysis and Representation): Document
4582 loop_depth function.
4584 2016-01-14 Tom de Vries <tom@codesourcery.com>
4586 PR tree-optimization/68773
4587 * omp-low.c (expand_omp_target): Don't set force_output.
4588 * varpool.c (varpool_node::get_create): Same.
4589 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
4590 offload_funcs with force_output.
4592 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4595 * lra-eliminations.c (move_plus_up): Don't change anything if either
4596 the outer or inner subreg mode is not MODE_INT.
4597 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
4598 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
4600 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4602 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
4603 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
4604 reduc_uplus_@var{m}): Remove.
4605 * expr.c (expand_expr_real_2): Remove expansion path for
4606 reduc_[us](min|max|plus) optabs.
4607 * optabs-tree.c (scalar_reduc_to_vector): Remove.
4608 * optabs-tree.h (scalar_reduc_to_vector): Remove.
4609 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
4610 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
4611 * tree-vect-loop.c (vectorizable_reduction): Remove test for
4612 reduc_[us](min|max|plus) optabs.
4614 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4616 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
4617 (reduc_plus_scal_v2sf): New.
4618 (reduc_smax_v2sf): Rename to...
4619 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
4620 (reduc_smin_v2sf): Rename to...
4621 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
4623 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
4625 * alias.c (compare_base_symbol_refs): New function.
4626 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
4629 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4632 PR tree-optimization/69155
4633 * tree-complex.c: Include cfganal.h.
4634 (phis_to_revisit): New variable.
4635 (extract_component): Add phiarg_p argument. Assert that returned
4636 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
4637 (update_phi_components): Partly rewrite to use loop over real/imag
4638 components instead of code duplication. If extract_component returns
4639 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
4640 create_tmp_reg into the PHI node instead, and mention the phi triplet
4642 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
4643 in phis_to_revisit at the end.
4645 2016-01-14 Richard Biener <rguenther@suse.de>
4647 PR tree-optimization/68060
4648 * tree-vect-loop.c (vect_is_simple_reduction): Check the
4649 outer loop reduction is only used in the inner loop before
4650 detecting a double reduction.
4652 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4655 * combine.c (expand_field_assignment): Punt if compute_mode is
4656 unsupported scalar mode.
4658 2016-01-14 Richard Biener <rguenther@suse.de>
4660 PR tree-optimization/66856
4661 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
4662 SLP node only if it built successfully.
4663 (vect_analyze_slp_instance): Adjust.
4665 2016-01-14 Jeff Law <law@redhat.com>
4667 PR tree-optimization/69270
4668 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
4669 (record_edge_info): Use it. Convert boolean_{true,false}_node
4672 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
4675 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
4676 use block_ultimate_origin
4677 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
4679 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4681 * doc/invoke.texi (Submodel Options): Rename section to
4682 "Machine-Dependent Options" to better reflect its content.
4683 Rewrite introductory text to remove archaic CPU names.
4686 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4688 * doc/invoke.texi (Code Gen Options): Move section up in file,
4689 before target-specific options. Update menu and option summary
4690 to reflect the new section ordering.
4692 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4694 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
4695 (C++ Dialect Options): Add cross-reference to -std option.
4696 * doc/standards.texi (C++ Language): Document C++14 support.
4698 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4700 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
4701 for pack/unpack functions for __ibm128.
4702 (PACK_IF): Likewise.
4703 (UNPACK_IF): Likewise.
4705 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4706 support for __ibm128 pack/unpack functions.
4707 (rs6000_invalid_builtin): Likewise.
4708 (rs6000_init_builtins): Likewise.
4709 (rs6000_opt_masks): Likewise.
4711 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
4712 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
4714 (RS6000_BTM_COMMON): Likewise.
4716 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
4717 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
4718 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
4719 128-bit floating point. Add support for the double values to be
4720 in Altivec registers for TF/IF packing and unpacking, but restrict
4721 TD packing sub-fields to be FPR registers. Don't allow overlapped
4722 register support for packing. Allow pack inputs to be memory
4723 locations. Don't build generator functions for unpack<mode>_dm
4724 and unpack<mode>_nodm.
4725 (unpack<mode>_dm): Likewise.
4726 (unpack<mode>_nodm): Likewise.
4727 (pack<mode>): Likewise.
4729 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4730 built-in functions to pack/unpack explicit __ibm128 values.
4731 (__builtin_unpack_ibm128): Likewise.
4733 * doc/extend.texi (PowerPC Built-in Functions): Document
4734 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4736 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4739 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4740 Add new arg loc and pass it down as context.
4741 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4742 to the location to use for the warning.
4743 (check_function_arguments): New arg loc. All callers changed. Pass
4744 it to check_function_nonnull.
4745 * c-common.h (check_function_arguments): Adjust declaration.
4747 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4749 PR tree-optimization/69156
4750 * gimple.c (validate_type): Removed.
4751 (gimple_builtin_call_types_compatible_p): Use
4752 useless_type_conversion_p instead of validate_type.
4753 * value-prof.c (gimple_stringop_fixed_value): Fold
4754 icall_size to correct type.
4756 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4758 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4761 2016-01-13 Richard Henderson <rth@redhat.com>
4764 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4765 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4766 (ix86_builtin_tm_store): Remove.
4767 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4768 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4769 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4770 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4771 * doc/tm.texi: Rebuild.
4773 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4774 (BUILT_IN_TM_MEMCPY_RTWN): New.
4775 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4776 fallback from vector to integer helpers.
4777 (build_tm_load): Handle vector types directly, instead of
4779 (build_tm_store): Likewise.
4780 (expand_assign_tm): Prepare for register types not handled by
4781 the above. Copy them to memory and use memcpy.
4782 * tree.c (tm_define_builtin): New.
4783 (find_tm_vector_type): New.
4784 (build_tm_vector_builtins): New.
4785 (build_common_builtin_nodes): Call it.
4787 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4790 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4792 2016-01-13 Tom de Vries <tom@codesourcery.com>
4794 PR tree-optimization/69169
4795 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4796 handled_struct_type param.
4797 (create_variable_info_for, intra_create_variable_infos): Call
4798 create_variable_info_for_1 with extra arg.
4800 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4802 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4803 and "armv8.1-a+crc" entries.
4805 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4808 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4809 Change first operand predicate from register_or_constm1_operand
4810 to register_operand.
4811 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4812 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4813 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4814 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4815 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4816 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4817 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4818 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4819 comparison with constm1_rtx from vec_prefetch_gen part.
4821 2016-01-13 Richard Biener <rguenther@suse.de>
4823 PR tree-optimization/69013
4824 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4825 Exchange assert for a test.
4827 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4830 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
4832 2016-01-13 Richard Biener <rguenther@suse.de>
4834 PR tree-optimization/69242
4835 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4836 assert with a check.
4838 2016-01-13 Richard Biener <rguenther@suse.de>
4840 PR tree-optimization/69186
4841 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4842 Properly guard vect_update_misalignment_for_peel call.
4844 2016-01-12 Jeff Law <law@redhat.com>
4846 PR tree-optimization/pr67755
4847 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4848 "need_profile_correction".
4849 (thread_block_1): Initialize new field to false by default. If we
4850 have multiple thread paths through a common joiner to different
4851 final targets, then set new field to true.
4852 (compute_path_counts): Only do count adjustment when it's really
4855 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4857 * doc/invoke.texi (Spec Files): Move section down in file, past
4858 all command-line option descriptions.
4860 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4863 * doc/gty.texi: Remove documentation of mark_hook.
4864 * gengtype.c (struct write_types_data): Remove code to support
4865 mark_hook attribute.
4866 (walk_type): Likewise.
4867 (write_func_for_structure): Likewise.
4869 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4871 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4872 Directory Options, and -specs= to Overall Options.
4873 (Overall Options): Adjust similarly. Reorder to group related
4874 options together. Make -specs= cross-reference the spec file details.
4875 (Directory Options): Adjust similarly.
4877 2016-01-12 Jeff Law <law@redhat.com>
4879 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4881 2016-01-12 Olivier Hainque <hainque@adacore.com>
4883 * gcc.c (spec_undefvar_allowed): New global.
4884 (process_command): Set to true when running for --version or --help,
4886 (getenv_spec_function): When the variable is not defined, use the
4887 variable name as the variable value if we're allowed not to issue
4890 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4892 PR tree-optimization/68911
4893 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4894 information computed for expression "init + nit * step".
4896 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4898 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4899 about name of GCC executable. Remove deleted node from menu.
4900 (Directory Options) <-B>: Remove cross-reference to deleted node.
4901 (Target Options): Delete section.
4903 2016-01-12 Christian Bruel <christian.bruel@st.com>
4906 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4907 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4909 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4912 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4913 aligned_mem is properly set for AVX512-VL floating point masked
4917 * ifcvt.c (cond_exec_process_if_block): When removing the last
4918 insn from then_bb, remove also any possible barriers that follow it.
4920 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
4924 * config/i386/iamcu.h (SIZE_TYPE): New macro.
4925 (PTRDIFF_TYPE): Likewise.
4926 (WCHAR_TYPE): Likewise.
4927 (WCHAR_TYPE_SIZE): Likewise.
4928 (STDINT_LONG32): Likewise.
4930 2016-01-12 Richard Biener <rguenther@suse.de>
4932 PR tree-optimization/69053
4933 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
4934 convert initial value for cond reductions.
4936 2016-01-12 Richard Biener <rguenther@suse.de>
4938 PR tree-optimization/69007
4939 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
4940 widen_sum after dot_prod and sad.
4942 2016-01-12 Richard Biener <rguenther@suse.de>
4944 PR tree-optimization/69168
4945 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
4946 pattern stmt SLP type.
4947 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
4948 end up unused so cope with that case.
4950 2016-01-12 Richard Biener <rguenther@suse.de>
4952 PR tree-optimization/69157
4953 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
4954 stmts def type only during analyze phase.
4955 (vectorizable_call): Likewise.
4956 (vectorizable_simd_clone_call): Likewise.
4957 (vectorizable_conversion): Likewise.
4958 (vectorizable_assignment): Likewise.
4959 (vectorizable_shift): Likewise.
4960 (vectorizable_operation): Likewise.
4961 (vectorizable_store): Likewise.
4962 (vectorizable_load): Likewise.
4964 2016-01-12 Richard Biener <rguenther@suse.de>
4966 PR tree-optimization/69174
4967 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
4969 (vectorizable_load): Properly compute the number of loads needed
4970 for permuted strided SLP loads and do not spuriously assign
4971 to SLP_TREE_VEC_STMTS.
4973 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
4975 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
4976 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
4977 (MD_EXEC_PREFIX): Remove.
4978 (MD_STARTFILE_PREFIX) Removee.
4979 (FILE_NAME_ABSOLUTE_P): Remove.
4980 (CPP_SPEC): Do not read macros from sys/version.h.
4981 (LINK_COMMAND_SPEC): Remove.
4982 (LOCAL_INCLUDE_DIR): Remove.
4983 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4984 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4985 (POST_LINK_SPEC): Define to invoke stubify after linker
4986 (LIBSTDCXX): Remove define
4987 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4988 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4989 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4990 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4991 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4992 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4993 (i386_djgpp_asm_named_section): Add propotype of new procedure
4995 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4996 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4997 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4998 in config/i386/djgpp.h).
4999 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5000 STANDARD_STARTFILE_PREFIX_1.
5001 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5002 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5003 installation errors.
5004 (MAX_OFILE_ALIGNMENT): Define to 128.
5005 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5007 * config/i386/djgpp.c: New file. Add implementation of
5008 i386_djgpp_asm_named_section.
5010 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5012 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5013 Add rule for building djgpp.o.
5015 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5017 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5018 (rtx_is_swappable_p): Reductions are swappable.
5019 (insn_is_swappable_p): V2DF reductions are swappable.
5021 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5023 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5024 reloads for other unsupported memory operands.
5026 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5027 Jim Wilson <jim.wilson@linaro.org>
5030 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5031 copy_to_mode_reg instead of force_reg.
5033 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5036 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5037 TARGET_80387 is true.
5039 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5042 * lra-eliminations.c (move_plus_up): Only move plus up
5043 if subreg of the constant can be simplified into constant
5044 and use the simplified subreg of the constant instead of
5045 the original constant.
5047 * fold-const.c (fold_convertible_p): Don't return true
5048 for conversion of VECTOR_TYPE to same sized integral type.
5049 (fold_convert_loc): Fix up formatting. Fold conversion of
5050 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5051 instead of NOP_EXPR.
5053 PR tree-optimization/69214
5054 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5055 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5058 PR tree-optimization/69207
5059 * tree-vect-slp.c (vect_get_constant_vectors): For
5060 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5061 fold_convertible_p to vector_type's element type, and always
5062 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5064 2016-01-11 Richard Biener <rguenther@suse.de>
5066 PR tree-optimization/69173
5067 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5068 fixup the cycle if all stmts are in a pattern.
5070 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5073 * alias.c (base_alias_check): Move check for addresses with
5074 alignment ANDs before the call for compare_base_decls.
5075 (memrefs_conflict_p): Return -1 for different decls
5076 that went through alignment adjustments.
5078 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5080 PR rtl-optimization/68796
5081 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5082 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5083 and QImode comparisons against zero with CC_NZmode.
5084 * config/aarch64/iterators.md (short_mask): New mode_attr.
5086 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5088 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5089 (<avx512>_store<mode>_mask): Likewise.
5091 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5092 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5094 PR rtl-optimization/68841
5095 * ifcvt.c (struct noce_if_info): Add orig_x field.
5096 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5097 Don't record conflicts on to_rename if it's present.
5098 Allow memory destinations in sets.
5099 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5100 blocks, passing orig_x to the checks.
5101 (noce_process_if_block): Set if_info->orig_x appropriately.
5103 2016-01-11 Tom de Vries <tom@codesourcery.com>
5105 PR tree-optimization/69069
5106 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5108 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5110 PR rtl-optimization/68920
5111 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5112 of conditional moves for RTL if-conversion to 1 for
5113 TARGET_ONE_IF_CONV_INSN.
5114 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5115 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5116 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5117 parameter to restirct number of conditional moves for
5119 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5120 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5123 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5126 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5127 onepart vars. Fix typo in comment. Fix reversed condition in
5129 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5132 * var-tracking.c (dump_onepart_variable_differences): New.
5133 (dataflow_set_different): If a detailed dump is requested,
5134 delay early returns and dump differences between onepart
5135 variables present before and after, and added variables.
5137 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5140 * expr.c (expand_expr_real_1): For boolean vector constants
5141 with a scalar mode use const_scalar_mask_from_tree.
5142 (const_scalar_mask_from_tree): New.
5143 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5144 assigned to a mask type to handle constants.
5146 2016-01-11 Martin Jambor <mjambor@suse.cz>
5149 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5150 useless parameters if we cannot change function signature.
5152 2016-01-11 Martin Jambor <mjambor@suse.cz>
5155 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5158 2016-01-11 Tom de Vries <tom@codesourcery.com>
5160 PR tree-optimization/69109
5161 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5164 2016-01-11 Tom de Vries <tom@codesourcery.com>
5166 PR tree-optimization/69108
5167 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5168 res is not used in a phi.
5170 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5173 * common.opt (frandom-seed): Fix parameter name.
5174 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5176 2016-01-11 Tom de Vries <tom@codesourcery.com>
5178 PR tree-optimization/69058
5179 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5182 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5184 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5185 (mcode-density): Likewise.
5187 2016-01-10 Tom de Vries <tom@codesourcery.com>
5189 PR tree-optimization/69062
5190 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5191 (parallelize_loops): Don't paralelize loop that has phi with address
5194 2016-01-10 Tom de Vries <tom@codesourcery.com>
5196 PR tree-optimization/69039
5197 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5200 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5203 * match.pd: Require target has function_c99_misc before doing
5204 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5206 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5208 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5210 * configure: Regenerate.
5212 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5215 PR tree-optimization/69097
5216 * fold-const.h (expr_not_equal_to): New prototype.
5217 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5218 (expr_not_equal_to): New function.
5219 * match.pd (X % -Y is the same as X % Y): Don't optimize
5220 unless X is known not to be equal to minimum or Y is known
5221 not to be equal to -1.
5222 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5223 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5224 (simplify_stmt_using_ranges): Adjust caller.
5225 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5226 substitute_and_fold.
5228 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5230 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5233 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5235 PR tree-optimization/69167
5236 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5237 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5239 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5241 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5242 Richard Biener <rguenther@suse.de>
5244 PR tree-optimization/68707
5245 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5246 instances that can be handled via vect_load_lanes.
5248 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5250 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5251 if we can't determine address equivalence.
5252 * alias.c (compare_base_decl): Update for changed return value of
5253 symtab_node::equal_address_to.
5255 2016-01-08 Jason Merrill <jason@redhat.com>
5259 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5260 * expr.c (store_field): Not here.
5261 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5262 call with TREE_ADDRESSABLE type.
5263 * tree-cfg.c (verify_gimple_call): Adjust.
5265 2016-01-08 Olivier Hainque <hainque@adacore.com>
5267 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5270 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5272 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5273 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5274 (reduc_smin_v2sf): Rename to...
5275 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5276 (reduc_splus_v2sf): Rename to...
5277 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5279 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5281 PR tree-optimization/69162
5282 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5283 valist argument in another argument.
5284 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5285 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5286 to determine the va_list type, build a MEM_REF instead of
5287 build_fold_indirect_ref.
5289 PR tree-optimization/69172
5290 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5293 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5295 PR tree-optimization/67781
5296 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5297 and cmpnop in two steps: first the ones not accessed in original
5298 gimple expression in a endian independent way and then the ones not
5299 accessed in the final result in an endian-specific way.
5301 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5303 PR tree-optimization/69083
5304 * tree-vect-slp.c (vect_get_constant_vectors): For
5305 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5306 element type. If op is fold_convertible_p to vector_type's element
5307 type, use NOP_EXPR instead of VCE.
5309 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5311 PR rtl-optimization/67778
5312 PR rtl-optimization/68634
5313 PR rtl-optimization/68909
5314 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5315 block from the stack until done with it. Remove a superfluous
5316 bitmap set. Remove a superfluous bitmap test.
5318 2016-01-07 Martin Sebor <msebor@redhat.com>
5321 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5322 constraint on the type of arguments.
5324 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5326 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5327 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5328 unaligned_access on the gcc_options set.
5329 * config/arm/arm.c (arm_option_override_internal): Use
5330 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5332 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5335 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5336 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5338 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5341 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5344 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5345 depending on frame_pointer_needed before remaining integer and SSE
5346 registers are saved.
5348 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5351 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5353 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5356 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5357 Use the "xBm" constraint.
5358 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5360 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5361 (sse_cvtsi2ssq<round_name>): Likewise.
5362 (sse_cvtss2si<round_name>): Likewise.
5363 (sse_cvtss2siq<round_name>): Likewise.
5364 (sse2_cvtsi2sdq<round_name>): Likewise.
5365 (sse2_cvtsd2si<round_name>): Likewise.
5366 (sse2_cvtsd2siq<round_name>): Likewise.
5367 * config/i386/subst.md (round_nimm_scalar_predicate): New
5370 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5373 * varasm.c (make_decl_rtl): Mark invalid register vars as
5376 PR rtl-optimization/66206
5377 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5378 All callers changed.
5380 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5382 PR tree-optimization/69141
5383 * tree-ssa-pre.c: Include langhooks.h.
5384 (eliminate_dom_walker::before_dom_children): Use
5385 lang_hooks.decl_printable_name instead of
5386 cgraph_node::get ()->name ().
5389 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5390 it and DECL_ALIGN too.
5392 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5394 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5396 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5400 depending on frame_pointer_needed before remaining integer and SSE
5401 registers are saved.
5403 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5405 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5406 mode iterator with VSX_M2.
5407 (*p9_vecstore_<mode>): Likewise.
5408 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5409 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5410 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5411 (define_split for VSX_LE128 stores): Likewise.
5412 (define_peephole2 for TImode LE swaps): Likewise.
5413 (define_split for VSX_LE128 post-reload stores): Likewise.
5415 2016-01-06 Marek Polacek <polacek@redhat.com>
5418 * convert.c (convert_to_integer_1): Adjust call to
5419 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5420 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5421 EXPR instead of ARG.
5422 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5424 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5427 * doc/extend.texi (RL78 Variable Attributes): New section.
5429 2016-01-05 Marek Polacek <polacek@redhat.com>
5432 * builtins.c (get_memmodel): Use expansion point location rather than
5433 the input location. Call warning_at rather than warning.
5434 (expand_builtin_atomic_compare_exchange): Likewise.
5435 (expand_builtin_atomic_load): Likewise.
5436 (expand_builtin_atomic_store): Likewise.
5437 (expand_builtin_atomic_clear): Likewise.
5439 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5442 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5443 Replace nonimmediate_operand with vector_operand.
5444 * config/i386/predicates.md (vector_operand): New predicate.
5445 (general_vector_operand): Replace nonimmediate_operand with
5447 * config/i386/sse.md: Replace nonimmediate_operand with
5448 vector_operand and m constraint with Bm constraint on SSE
5449 patterns with 16-byte memory operand.
5450 * config/i386/subst.md (round_nimm_predicate): Replace
5451 nonimmediate_operand with vector_operand.
5452 (round_saeonly_nimm_predicate): Likewise.
5453 (round_saeonly_nimm_scalar_predicate): New.
5455 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5458 * config/i386/constraints.md (Bm): New constraint.
5459 * config/i386/predicates.md (vector_memory_operand): New
5461 * config/i386/sse.md: Replace xm with xBm in plusminus and
5464 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5467 * doc/extend.texi (V850 Function Attributes): New section.
5468 (V850 Variable Attributes): New section.
5470 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5473 * doc/extend.texi (MicroBlaze Function Attributes): Document
5474 interrupt_handler and fast_interrupt attributes.
5476 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5479 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5480 for local symbolic operands.
5481 * config/ia64/predicates.md (local_symbolic_operand64): New
5484 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5486 PR rtl-optimization/68651
5487 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5490 2016-01-05 Nathan Sidwell <nathan@acm.org>
5492 * alias.c (compare_base_decls): Use symtab_node::get.
5494 2016-01-05 Nick Clifton <nickc@redhat.com>
5497 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5498 secondary_reload_info structure.
5501 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5502 decls if weak support is available.
5504 2016-01-04 Martin Sebor <msebor@redhat.com>
5506 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5508 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5510 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5511 OPTION_MASK_P9_DFORM.
5513 * config/rs6000/constraints.md (wo constraint): New constraint for
5516 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5518 (rs6000_init_hard_regno_mode_ok): Likewise.
5520 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5523 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5524 expanders not to have constraints. Add support for ISA 3.0 xxperm
5525 instruction. Add support for fusing xxlor with xxperm.
5526 (altivec_vperm_<mode>_internal): Likewise.
5527 (altivec_vperm_v8hiv16qi): Likewise.
5528 (altivec_vperm_<mode>v16q): Likewise.
5529 (altivec_vperm_<mode>_uns): Likewise.
5530 (vperm_v8hiv4si): Likewise.
5531 (vperm_v16qiv8hi): Likewise.
5533 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5535 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5537 Update copyright years.
5539 * gcc.c (process_command): Update copyright notice dates.
5540 * gcov-dump.c (print_version): Ditto.
5541 * gcov.c (print_version): Ditto.
5542 * gcov-tool.c (print_version): Ditto.
5543 * gengtype.c (create_file): Ditto.
5544 * doc/cpp.texi: Bump @copying's copyright year.
5545 * doc/cppinternals.texi: Ditto.
5546 * doc/gcc.texi: Ditto.
5547 * doc/gccint.texi: Ditto.
5548 * doc/gcov.texi: Ditto.
5549 * doc/install.texi: Ditto.
5550 * doc/invoke.texi: Ditto.
5552 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5554 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5555 modes larger than TImode as TImode if NEON is not enabled.
5557 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5560 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5561 mode for %f0-%f31 only if TARGET_FPU.
5563 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5566 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5567 to compute the PACKED_P predicate.
5568 (function_arg_record_value): Minor tweaks.
5570 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5572 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5573 option for arm*-*-* targets.
5575 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5577 * doc/extend.texi (Common Function Attributes): Move docs for
5578 MSP430-specific attributes to....
5579 (MSP430 Function Attributes): ...here. Delete the redundant
5580 entries and copy-edit the remaining text.
5581 (MSP430 Variable Attributes): Use uniform format for index
5582 entries and add a cross-reference to the corresponding function
5585 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5587 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
5589 (x86 Options): Likewise.
5591 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5595 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
5596 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
5597 to corresponding attribute.
5599 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5601 * doc/extend.texi (Common Function Attributes) <noplt>: Move
5602 to correct alphabetization of table. Copy-edit and correct
5604 <stack_protect>: Likewise.
5605 <target_clones>: Likewise.
5607 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
5608 Correct punctuation.
5609 (Code Gen Options) <-fno-plt>: Copy-edit.
5611 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
5614 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
5615 SI values. Explicitly convert SI to DI and vice-versa.
5617 2016-01-01 Jakub Jelinek <jakub@redhat.com>
5619 PR tree-optimization/69070
5620 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
5621 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
5624 * ubsan.c (ubsan_instrument_float_cast): Call
5625 initialize_sanitizer_builtins.
5628 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
5630 Copyright (C) 2016 Free Software Foundation, Inc.
5632 Copying and distribution of this file, with or without modification,
5633 are permitted in any medium without royalty provided the copyright
5634 notice and this notice are preserved.