1 2016-05-18 Martin Jambor <mjambor@suse.cz>
4 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
7 2016-05-18 Martin Jambor <mjambor@suse.cz>
10 * ipa-inline.h (condition): New field size.
11 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12 for comaprison and store it into the new condition.
13 (evaluate_conditions_for_known_args): Use condition size to check
14 access sizes for all but CHANGED conditions.
15 (unmodified_parm_1): New parameter size_p, store access size into it.
16 (unmodified_parm): Likewise.
17 (unmodified_parm_or_parm_agg_item): Likewise.
18 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
19 (set_cond_stmt_execution_predicate): Extract access sizes and store
21 (set_switch_stmt_execution_predicate): Likewise.
22 (will_be_nonconstant_expr_predicate): Likewise.
23 (will_be_nonconstant_predicate): Likewise.
24 (inline_read_section): Stream condition size.
25 (inline_write_summary): Likewise.
27 2016-05-18 Richard Biener <rguenther@suse.de>
29 * tree-ssa-loop-im.c (determine_max_movement): Properly add
30 condition cost to PHI cost instead of total_cost.
32 2016-05-18 Martin Liska <mliska@suse.cz>
35 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
38 2016-05-18 Richard Biener <rguenther@suse.de>
40 * lto-streamer.h (LTO_major_version): Bump to 6.
42 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
44 * function.c (make_split_prologue_seq, make_prologue_seq,
45 make_epilogue_seq): New functions, factored out from...
46 (thread_prologue_and_epilogue_insns): Here.
48 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
50 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
51 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
52 of before. Add a comment.
54 2016-05-18 Bin Cheng <bin.cheng@arm.com>
56 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
57 expression pointer, not pointer to the pointer.
59 2016-05-18 Jakub Jelinek <jakub@redhat.com>
61 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
62 (avx2_pbroadcast<mode>): Add another alternative with v instead
63 of x constraints in it, using <pbroadcast_evex_isa> isa.
64 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
66 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
67 constraint x instead of v in second alternative, add avx512bw
70 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
71 constraint x instead of v in second alternative, add avx512bw
74 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
75 constraint x instead of v in second alternative, add avx512bw
78 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
81 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
83 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
85 (define_insn "*andnottf3"): Ditto.
86 (define_insn "*<code><mode>3"/any_logic): Ditto.
87 (define_insn "*<code>tf3"/any_logic): Ditto.
88 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
89 operand to block AVX-512VL insn variant emit when it is not enabled.
91 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
93 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
94 constraint fot SF mode.
96 2016-05-18 Petr Murzin <petr.murzin@intel.com>
97 Kirill Yukhin <kirill.yukhin@intel.com>
99 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
101 (define_insn "rsqrt14<mode>"): Ditto.
102 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
103 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
104 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
105 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
106 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
108 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
109 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
110 * config/i386/i386.c (ix86_print_operand): Expand check for size
111 override codes for Intel syntax.
113 2016-05-18 Richard Biener <rguenther@suse.de>
115 PR tree-optimization/71168
116 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
117 initialization earlier.
119 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
121 * config/aarch64/aarch64-simd.md
122 (aarch64_reduc_plus_internal<mode>): Rename to...
123 (reduc_plus_scal): ...This, and remove previous implementation.
125 2016-05-18 Richard Biener <rguenther@suse.de>
127 * passes.def: Put late dse and cd_dce in canonical order.
129 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
131 * ipa-inline-transform.c (preserve_function_body_p): Look for
132 first non-thunk clone.
133 (save_function_body): Save into first non-thunk.
134 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
136 (lto_output_node): Inline thunks don't need body in every
138 * lto-streamer-in.c: Do not fixup thunk clones.
139 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
141 * tree-inline.c (copy_bb): Be prepared for target node to be new after
144 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
147 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
148 (reassociate_bb): Call transform_add_to_multiply.
150 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
152 * config/aarch64/aarch64.c (all_extensions): Removed unused static variable.
154 2016-05-17 Nathan Sidwell <nathan@acm.org>
156 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
157 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
159 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
161 PR tree-optimization/54579
163 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
165 2016-05-17 Marek Polacek <polacek@redhat.com>
168 * tree-inline.c (expand_call_inline): Call
169 maybe_remove_unused_call_args.
171 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
173 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
174 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
175 * doc/md.texi (fmin@var{m}3): Likewise.
177 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
179 * match.pd (X & C): New transformation.
181 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
183 * match.pd (~X & Y): New transformation.
185 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
187 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
188 information for new SSA_NAME.
189 (simplify_conversion_using_ranges): Get range through get_range_info
190 instead of get_value_range.
192 2016-05-17 Jiong Wang <jiong.wang@arm.com>
194 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
195 Remove inline assembly.
196 (vmvn_s16): Likewise.
197 (vmvn_s32): Likewise.
199 (vmvn_u16): Likewise.
200 (vmvn_u32): Likewise.
201 (vmvnq_s8): Likewise.
202 (vmvnq_s16): Likewise.
203 (vmvnq_s32): Likewise.
204 (vmvnq_u8): Likewise.
205 (vmvnq_u16): Likewise.
206 (vmvnq_u32): Likewise.
208 (vmvnq_p16): Likewise.
210 2016-05-17 Jiong Wang <jiong.wang@arm.com>
212 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
214 (vmul_n_s16): Likewise.
215 (vmul_n_s32): Likewise.
216 (vmul_n_u16): Likewise.
217 (vmul_n_u32): Likewise.
218 (vmulq_n_f32): Likewise.
219 (vmulq_n_f64): Likewise.
220 (vmulq_n_s16): Likewise.
221 (vmulq_n_s32): Likewise.
222 (vmulq_n_u16): Likewise.
223 (vmulq_n_u32): Likewise.
225 2016-05-17 Jiong Wang <jiong.wang@arm.com>
227 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
228 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
230 2016-05-17 Jiong Wang <jiong.wang@arm.com>
232 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
233 to *aarch64_fma4_elt_from_dup<mode>.
234 (*aarch64_fnma4_elt_to_128df): Rename to
235 *aarch64_fnma4_elt_from_dup<mode>.
236 * config/aarch64/arm_neon.h (vfma_n_f64): New.
237 (vfms_n_f32): Likewise.
238 (vfms_n_f64): Likewise.
239 (vfmsq_n_f32): Likewise.
240 (vfmsq_n_f64): Likewise.
242 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
244 * wide-int.h: Change fixed_wide_int_storage from class to struct.
246 2016-05-17 Richard Biener <rguenther@suse.de>
248 PR tree-optimization/71132
249 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
250 Only add control dependences for blocks in the loop.
252 (generate_code_for_partition): Return whether loop should
253 be destroyed and delay that.
254 (distribute_loop): Likewise.
255 (pass_loop_distribution::execute): Record loops to be destroyed
256 and perform delayed destroying of loops.
258 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
261 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
263 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
265 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
267 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
270 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
271 insertion point for instructions generated by validize_mem.
273 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
275 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
278 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
280 * config/aarch64/aarch64.c
281 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
284 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
286 * doc/invoke.texi (AArch64 Options): Various updates.
288 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
290 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
291 into instrumentation thunks.
292 * cif-code.def (CIF_CHKP): New.
294 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
298 2016-05-16 Martin Jambor <mjambor@suse.cz>
300 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
301 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
303 2016-05-16 Marek Polacek <polacek@redhat.com>
305 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
308 2016-05-16 Martin Jambor <mjambor@suse.cz>
311 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
312 the outlined kernel function.
314 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
316 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
317 (ISA_HAS_DLSA): Ditto.
319 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
321 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
323 2016-05-16 Nathan Sidwell <nathan@acm.org>
325 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
326 (nvptx_name_replacement): Restore. Add comment.
327 (write_fn_proto, write_fn_proto_from_insn,
328 nvptx_output_call_insn): Restore
329 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
331 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
333 * config/aarch64/aarch64.md
334 (add<mode>3_compareC_cconly_imm): Remove use of %w.
335 (add<mode>3_compareC_imm): Likewise.
336 (<optab>si3_uxtw): Split into register and immediate variants.
337 (andsi3_compare0_uxtw): Likewise.
338 (and<mode>3_compare0): Likewise.
339 (and<mode>3nr_compare0): Likewise.
340 (stack_protect_test_<mode>): Don't use %x for memory operands.
342 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
344 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
346 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
348 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
349 Split integer shifts into shift_reg and bfm.
350 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
351 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
352 (ror<mode>3_insn): Likewise.
353 (<optab>si3_insn_uxtw): Likewise.
354 (<optab><mode>3_insn): Change to rotate_imm.
355 (extr<mode>5_insn_alt): Likewise.
356 (extrsi5_insn_uxtw): Likewise.
357 (extrsi5_insn_uxtw_alt): Likewise.
359 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
361 * doc/tm.texi: Regenerate.
362 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
363 (TARGET_INVALID_RETURN_TYPE): Remove.
364 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
365 TARGET_INVALID_RETURN_TYPE.
366 * target.def (invalid_parameter_type): Remove.
367 (invalid_return_type): Remove.
369 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
371 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
372 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
374 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
376 (preserve_function_body_p): No need to preserve function body
377 * cif-codes.def (CIF_THUNK): Remove.
378 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
380 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
382 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
384 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
386 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
389 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
391 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
392 (inline_small_functions): Do not look for function symbol when
395 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
397 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
400 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
401 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
402 Jiong Wang <jiong.wang@arm.com>
404 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
405 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
406 Define __ARM_FP16_ARGS when appropriate.
407 * config/arm/arm.c (arm_invalid_parameter_type): Remove
409 (arm_invalid_return_type): Likewise.
410 (TARGET_INVALID_PARAMETER_TYPE): Remove.
411 (TARGET_INVALID_RETURN_TYPE): Remove.
412 (aapcs_vfp_sub_candidate): Allow HFmode.
413 (aapcs_vfp_allocate): Add comment. Support HFmode.
414 (aapcs_vfp_allocate_return_reg): Likewise.
415 (struct aapcs_cp_arg_layout): Slightly reword comments for
416 is_return_candidate and allocate_return_reg.
417 (output_mov_vfp): Update assert.
418 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
420 (arm_invalid_parameter_type): Remove.
421 (amr_invalid_return_type): Remove.
422 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
423 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
424 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
426 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
428 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
429 * config/aarch64/arch64-protos.h
430 (aarch64_legitimize_reload_address): Remove.
431 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
434 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
436 * configure.ac: Add ACX_NONCANONICAL_HOST.
437 * configure: Regenerate.
438 * Makefile.in: Set host_noncanonical.
440 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.md (*movtf_internal): Before register allocation,
444 do not allow FP constants for CM_MEDIUM memory model, allow only
445 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
446 (*movxf_internal): Ditto.
447 (*movdf_internal): Ditto.
448 (*movsf_internal): Ditto.
450 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
452 PR rtl-optimization/67483
453 * combine.c (make_compound_operation): Don't call extract_left_shift
454 with negative shift amounts.
456 2016-05-13 Jakub Jelinek <jakub@redhat.com>
459 * fold-const.c (fold_checksum_tree): Allow modification
460 of TYPE_ALIAS_SET during folding.
462 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
463 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
464 (ix86_split_to_parts): Likewise. Fix up formatting.
466 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
468 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
469 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
472 2016-05-13 Nathan Sidwell <nathan@acm.org>
474 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
475 (nvptx_name_replacement): Delete.
476 (write_fn_proto, write_fn_proto_from_insn,
477 nvptx_output_call_insn): Remove nvptx_name_replacement call.
478 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
479 * langhooks.c (add_builtin_funcction_common): Call
480 targetm.mangle_decl_assembler_name.
482 * config/nvptx/nvptx.c (write_fn_proto): Handle
483 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
485 2016-05-13 Martin Liska <mliska@suse.cz>
487 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
488 and PRIu64 in printf format.
490 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
492 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
495 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
497 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
498 Change --param max-completely-peeled-times to
499 --param max-completely-peel-times in dump file printing.
501 2016-05-13 Richard Biener <rguenther@suse.de>
503 PR tree-optimization/42587
504 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
505 (find_bswap_or_nop_1): Likewise.
506 (bswap_replace): Likewise.
508 2016-05-13 Martin Liska <mliska@suse.cz>
510 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
511 Initialize a variable with default value.
513 2016-05-13 Martin Liska <mliska@suse.cz>
515 * doc/invoke.texi: Enhance explanation of error recovery
518 2016-05-13 Martin Liska <mliska@suse.cz>
520 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
521 (struct cost_pair): Change inv_expr_id (int) to inv_expr
523 (struct iv_inv_expr_ent): Comment struct fields.
524 (sort_iv_inv_expr_ent): New function.
525 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
526 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
527 a hash_map between iv_inv_expr_ent and number of usages.
528 (niter_for_exit): Fix coding style.
529 (tree_ssa_iv_optimize_init): Use renamed variable.
530 (determine_base_object): Fix coding style.
531 (alloc_iv): Likewise.
532 (find_interesting_uses_outside): Likewise.
533 (add_candidate_1): Likewise.
534 (add_standard_iv_candidates): Likewise.
535 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
536 (prepare_decl_rtl): Fix coding style.
537 (get_address_cost): Likewise.
538 (get_shiftadd_cost): Likewise.
539 (force_expr_to_var_cost): Likewise.
540 (compare_aff_trees): Likewise.
541 (get_expr_id): Restructure the function.
542 (get_loop_invariant_expr_id): Renamed to
543 get_loop_invariant_expr.
544 (get_computation_cost_at): Replace usage of inv_expr_id with
546 (get_computation_cost): Likewise.
547 (determine_group_iv_cost_generic): Likewise.
548 (determine_group_iv_cost_address): Likewise.
549 (iv_period): Fix coding style.
550 (iv_elimination_compare_lt): Likewise.
551 (may_eliminate_iv): Likewise.
552 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
554 (determine_group_iv_costs): Dump invariant expressions.
555 (iv_ca_recount_cost): Use the newly added hash_map.
556 (iv_ca_set_remove_invariants): Fix coding style.
557 (iv_ca_set_add_invariants): Fix coding style.
558 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
560 (iv_ca_set_cp): Likewise.
561 (iv_ca_new): Initialize the newly added hash_map and remove
562 initialization of fields.
563 (iv_ca_free): Delete the hash_map.
564 (iv_ca_dump): Dump invariant expressions.
565 (iv_ca_extend): Fix coding style.
566 (try_add_cand_for): Likewise.
567 (create_new_ivs): Dump information about # of avg iterations and
568 # of used invariant expressions.
569 (rewrite_use_compare): Fix coding style.
570 (free_loop_data): Set default value for max_inv_expr_id.
572 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
574 * cse.c (rest_of_handle_cse): Use cleanup_cfg
575 returned value cse_cfg_altered computation.
576 (rest_of_handle_cse2): Likewise.
577 (rest_of_handle_cse_after_global_opts): Likewise.
579 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
582 * config/arm/arm.c (arm32_output_mi_thunk): New.
583 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
584 to split Thumb1 vs TARGET_32BIT functionality.
585 (arm_thumb1_mi_thunk): New.
587 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
589 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
592 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
595 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
597 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
599 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
600 (expand_builtin_trap): Emit a regular call.
601 (set_builtin_user_assembler_name): Remove obsolete cases.
602 * dse.c (scan_insn): Adjust.
603 * except.c: Include calls.h.
604 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
605 emit a regular call to setjmp.
606 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
607 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
608 (emit_block_move_via_libcall): Delete.
609 (block_move_fn): Delete.
610 (init_block_move_fn): Likewise.
611 (emit_block_move_libcall_fn): Likewise.
612 (emit_block_op_via_libcall): New function.
613 (set_storage_via_libcall): Tidy up and use memset builtin.
614 (block_clear_fn): Delete.
615 (init_block_clear_fn): Likewise.
616 (clear_storage_libcall_fn): Likewise.
617 (expand_assignment): Call emit_block_move_via_libcall.
618 Do not include gt-expr.h.
619 * expr.h (emit_block_op_via_libcall): Declare.
620 (emit_block_copy_via_libcall): New inline function.
621 (emit_block_move_via_libcall): Likewise.
622 (emit_block_comp_via_libcall): Likewise.
623 (block_clear_fn): Delete.
624 (init_block_move_fn): Likewise.
625 (init_block_clear_fn): Likewise.
626 (emit_block_move_via_libcall): Likewise.
627 (set_storage_via_libcall): Add default parameter value.
628 * libfuncs.h (enum libfunc_index): Remove obsolete values.
629 (abort_libfunc): Delete.
630 (memcpy_libfunc): Likewise.
631 (memmove_libfunc): Likewise.
632 (memcmp_libfunc): Likewise.
633 (memset_libfunc): Likewise.
634 (setbits_libfunc): Likewise.
635 (setjmp_libfunc): Likewise.
636 (longjmp_libfunc): Likewise.
637 (profile_function_entry_libfunc): Likewise.
638 (profile_function_exit_libfunc): Likewise.
639 (gcov_flush_libfunc): Likewise.
640 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
641 and DECL_VISIBILITY on the declaration.
642 (init_optabs): Do not initialize obsolete libfuncs.
643 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
644 * tree-core.h (ECF_RET1): Define.
645 (ECF_TM_PURE): Adjust.
646 (ECF_TM_BUILTIN): Likewise.
647 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
648 (build_common_builtin_nodes): Initialize abort builtin.
649 Add ECF_RET1 on memcpy, memmove and memset builtins.
650 Pass final flags for alloca and alloca_with_align builtins.
651 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
653 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
654 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
655 set_storage_via_libcall and call emit_block_copy_via_libcall.
657 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (*call_got_x32): Change operand 0 to
660 DImode before it is passed to ix86_output_call_operand.
661 (*call_value_got_x32): Ditto for operand 1.
663 2016-05-12 Jiong Wang <jiong.wang@arm.com>
665 PR rtl-optimization/70904
666 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
667 reload for wide mode.
669 2016-05-12 Marek Polacek <polacek@redhat.com>
672 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
673 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
674 * langhooks.h (incomplete_type_error): Likewise.
675 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
676 parameter, pass it down to incomplete_type_error.
677 * tree.h (size_in_bytes): New inline overload.
678 (size_in_bytes_loc): Renamed from size_in_bytes.
680 2016-05-12 Richard Biener <rguenther@suse.de>
682 PR tree-optimization/71059
683 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
684 nary before looking up or entering the expression into the VN
686 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
687 Make sure to re-use NARYs without result as inserted by
690 2016-05-12 Richard Biener <rguenther@suse.de>
692 PR tree-optimization/71062
693 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
695 * tree-ssa-structalias.c (set_uids_in_ptset): Set
696 vars_contains_restrict if the var is a restrict tag.
697 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
698 do not disambiguate pointers against it.
699 (dump_points_to_solution): Re-structure and adjust for new
700 vars_contains_restrict flag.
701 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
703 2016-05-12 Martin Liska <mliska@suse.cz>
705 * doc/invoke.texi: Explain connection between
706 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
708 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
710 PR tree-optimization/71006
711 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
712 consider COND_EXPR as a mask producer.
714 2016-05-12 Marek Polacek <polacek@redhat.com>
717 * opts.c (common_handle_option): Detect missing argument for --help^.
719 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
722 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
723 when popping the PC and within an interrupt handler routine.
724 Add missing tab to output of "ldmfd".
725 (output_return_instruction): Output LDMFD with SP update rather
726 than POP when returning from interrupt handler.
728 2016-05-12 Jakub Jelinek <jakub@redhat.com>
730 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
731 TARGET_64BIT && TARGET_AVX512DQ.
732 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
733 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
734 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
735 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
736 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
737 (*vec_extractv4si_zext): Add avx512dq alternative.
738 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
739 use v instead of x constraint in other alternatives where possible.
741 * config/i386/sse.md (sse2_loadld): Use v instead of x
742 constraint in alternatives 0,1,4.
744 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
745 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
746 v constraints instead of x and <pinsr_evex_isa> isa attribute.
749 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
750 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
751 is not emitted unless TARGET_AVX512BW.
752 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
753 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
754 for the result operand.
756 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
757 constraint instead of x in avx alternatives. Use maybe_evex instead
760 * config/i386/constraints.md (Yv): New constraint.
761 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
762 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
763 * config/i386/i386.md (avx512fvecmode): New mode attr.
764 (*pushtf): Use v constraint instead of x.
765 (*movtf_internal): Likewise. For TARGET_AVX512VL and
766 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
767 (*absneg<mode>2): Use Yv constraint instead of x constraint.
768 (*absnegtf2_sse): Likewise.
769 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
770 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
771 avx512f alternatives.
772 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
774 2016-05-12 Richard Biener <rguenther@suse.de>
776 PR tree-optimization/71060
777 * tree-data-ref.c (initialize_data_dependence_relation): Do not
778 require exact match of DR_BASE_OBJECT but only matching address and
781 2016-05-12 Richard Biener <rguenther@suse.de>
783 PR tree-optimization/70986
784 * cfganal.c: Include cfgloop.h.
785 (dfs_find_deadend): Prefer to take edges exiting loops.
787 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
789 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
790 compile and run time.
792 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
795 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
797 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
799 * config/i386/i386.c (legitimize_pic_address): Use
800 copy_to_suggested_reg instead of gen_movsi.
802 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
804 * config/rs6000/predicates.md (quad_memory_operand): Move most of
805 the code into quad_address_p and call it to share code with
806 vsx_quad_dform_memory_operand.
807 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
809 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
810 bit instead of being a separate word. Split -mpower9-dform into
811 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
812 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
813 for the register class supporting 128-bit quad word memory offsets.
814 (mode_supports_vsx_dform_quad): Helper function to return if the
815 register class uses quad word memory offsets.
816 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
817 (rs6000_debug_reg_global): Always print if we are using LRA or not.
818 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
819 instructions are enabled, set up the appropriate addr_masks for
821 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
822 -mpower9-dform-scalar, instead of -mpower9-dform.
823 (rs6000_option_override_internal): Split -mpower9-dform into two
824 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
825 -mpower9-dform switch sets or clears both. If we are not using
826 the LRA register allocator, do not enable -mpower9-dform-vector by
827 default. If we are using LRA, enable -mpower9-dform-vector and
828 -mvsx-timode if it is appropriate. Issue a warning if either
829 -mpower9-dform-vector or -mvsx-timode are explicitly used without
831 (quad_address_offset_p): New helper function to return if the
832 offset is legal for quad word memory instructions.
833 (quad_address_p): New function to determin if GPR or vector
834 register quad word memory addresses are legal.
835 (mem_operand_gpr): Validate quad word address offsets.
836 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
837 d-form (register + offset) instructions.
838 (offsettable_ok_by_alignment): Likewise.
839 (rs6000_legitimate_offset_address_p): Likewise.
840 (legitimate_lo_sum_address_p): Likewise.
841 (rs6000_legitimize_address): Likewise.
842 (rs6000_legitimize_reload_address): Add more debug statements for
844 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
846 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
847 d-form instructions. Distinguish different cases in debug
848 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
850 (rs6000_preferred_reload_class): Likewise.
851 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
852 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
853 of the ISA 2.06 indexed memory instructions.
854 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
855 use them to save/restore the saved vector registers instead of
856 using Altivec instructions.
857 (rs6000_emit_epilogue): Likewise.
858 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
859 (rs6000_opt_masks): Split -mpower9-dform into
860 -mpower9-dform-scalar and -mpower9-dform-vector.
861 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
863 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
864 ISA 3.0 vector indexed memory instructions, and fold the code into
865 the normal mov<mode> patterns.
866 (p9_vecstore_<mode>): Likewise.
867 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
869 (vsx_movti_64bit): Likewise.
870 (vsx_movti_32bit): Likewise.
871 * config/rs6000/constraints.md (wO constraint): New constraint for
872 ISA 3.0 vector d-form support.
873 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
874 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
875 include -mpower9-dform-vector until we switch over to LRA.
876 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
877 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
878 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
879 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
880 for -mpower9-dform and -mlra.
881 * doc/md.texi (wO constraint): Document wO constraint.
883 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
885 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
886 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
887 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
888 Move handling of non-insn arguments inline into the sole user:
889 (output_trans_func): ...here.
890 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
891 in emitted function prototype.
892 (output_internal_insn_latency_func): Ditto. Simplify.
893 (output_internal_maximal_insn_latency_func): Ditto. Delete
894 always-unused argument.
895 (output_insn_latency_func): Ditto.
896 (output_maximal_insn_latency_func): Ditto.
898 2016-05-11 Richard Biener <rguenther@suse.de>
900 PR tree-optimization/71055
901 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
902 sth with precision not equal to access size verify we don't chop
905 2016-05-11 Richard Biener <rguenther@suse.de>
908 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
909 (dwarf2out_finish): Move retry_incomplete_types call ...
910 (dwarf2out_early_finish): ... here.
912 2016-05-11 Richard Biener <rguenther@suse.de>
915 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
916 if the langhook insists on it.
917 * fold-const.c (make_bit_field_ref): Add arg for the original
918 reference and preserve its alias-set.
919 (decode_field_reference): Take exp by reference and adjust it
920 to the original memory reference.
921 (optimize_bit_field_compare): Adjust callers.
922 (fold_truth_andor_1): Likewise.
923 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
925 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
928 * cfgrtl.h (delete_insn_and_edges): Now return bool.
929 * cfgrtl.c (delete_insn_and_edges): Likewise.
930 * config/i386/i386.c (convert_scalars_to_vector): Remove
932 * cse.c (cse_insn): Compute cse_cfg_altered.
933 (delete_trivially_dead_insns): Likewise.
934 (cse_cc_succs): Likewise.
935 (rest_of_handle_cse): Free dominance info if required.
936 (rest_of_handle_cse2): Likewise.
937 (rest_of_handle_cse_after_global_opts): Likewise.
939 2016-05-11 Alan Modra <amodra@gmail.com>
941 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
942 abi_v4_pass_in_fpr): New functions.
943 (rs6000_function_arg_boundary): Exclude complex IBM long double
944 from 64-bit alignment when ABI_V4.
945 (rs6000_function_arg, rs6000_function_arg_advance_1,
946 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
948 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
950 PR rtl-optimization/71028
951 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
952 jump with just a return in the fallthrough block if the branch
953 block contains just a return as well.
955 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
957 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
958 * match.pd ((X & Y) ^ Y): ... this.
959 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
960 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
962 2016-05-10 David Malcolm <dmalcolm@redhat.com>
964 * read-md.c (require_char_ws): New function.
965 (read_string): Simplify using require_char_ws.
966 (handle_constants): Likewise.
967 (handle_enum): Likewise.
968 (handle_file): Likewise.
969 * read-md.h (require_char_ws): New declaration.
970 * read-rtl.c (read_conditions): Simplify using require_char_ws.
971 (read_mapping): Likewise.
972 (read_rtx_code): Likewise.
973 (read_nested_rtx): Likewise.
975 2016-05-10 James Norris <jnorris@codesourcery.com>
977 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
978 if offloading is enabled and -fopenacc or -fopenmp is specified.
979 (CRTOFFLOADEND): Likewise.
980 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
981 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
983 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
986 gotoff_operand code paths. Use copy_to_suggested_regs and
987 expand_simple_binop where appropriate. Cleanup.
989 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
992 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
994 (dimode_scalar_chain::vector_const_cost): New.
995 (dimode_scalar_chain::compute_convert_gain): Handle constants.
996 (dimode_scalar_chain::convert_op): Likewise.
997 (dimode_scalar_chain::convert_insn): Likewise.
999 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1001 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1002 unary operation, not a binary one.
1004 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1007 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1008 calls with type casted fndecl.
1010 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1012 PR tree-optimization/70786
1013 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1014 * gcc/calls.c (initialize_argument_information): Bind bounds
1015 with corresponding args passed by reference.
1017 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1020 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1021 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1022 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1025 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1028 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1029 code for a zero scale factor.
1030 (vsx_xvcvdpuxds_scale): Likewise.
1032 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1034 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1035 if show_ruler_p was set on the context.
1036 (layout::show_ruler): New method.
1037 * diagnostic.h (struct diagnostic_context): Add field
1040 2016-05-10 Richard Biener <rguenther@suse.de>
1042 PR tree-optimization/71039
1043 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1044 (chk_uses): New function.
1045 (propagate_with_phi): Verify we can safely replicate the lhs of an
1046 aggregate assignment on all incoming edges.
1048 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1050 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1052 (rx_atomic_sequence): New class.
1053 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1054 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1056 (rx_atomic_sequence::rx_atomic_sequence,
1057 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1058 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1059 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1060 CTRLREG_INTB): New constants.
1061 (FETCHOP): New code iterator.
1062 (fethcop_name, fetchop_name2): New iterator code attributes.
1063 (QIHI): New mode iterator.
1064 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1065 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1066 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1068 2016-05-10 Martin Liska <mliska@suse.cz>
1070 * tree-inline.c (remap_dependence_clique): Do not remap
1071 debugging statements.
1073 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1075 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1076 ("*fixuns_truncdfdi2_z13")
1077 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1078 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1079 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1081 2016-05-10 Richard Biener <rguenther@suse.de>
1083 PR tree-optimization/70497
1084 PR tree-optimization/28367
1085 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1087 (visit_reference_op_load): ... here.
1088 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1089 with simplified BIT_FIELD_REFs.
1090 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1091 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1094 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1096 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1097 documentation comment. For BLOCK nodes, add a
1098 DW_AT_abstract_origin attribute that points to the DIE generated
1099 for the origin BLOCK.
1100 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1101 blocks from inlined functions.
1103 2016-05-10 Alan Modra <amodra@gmail.com>
1106 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1107 regrename modifying insns saving lr before __morestack call.
1108 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1109 insns restoring lr after __morestack call.
1111 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1113 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1114 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1116 * config/i386/sse.md (vec_interleave_high<mode>,
1117 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1118 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1120 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1122 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1123 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1124 parallel reassociation for power8 and forward.
1126 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1128 * config/i386/i386.md (absneg splitters with general regs): Use
1129 general_reg_operand predicate.
1130 (btsq peephole2): Use x86_64_immediate_operand to check if new
1131 value is suitable for immediate operand. Generate emitted insn
1132 using RTL expressions.
1133 (btcq peephole2): Ditto.
1134 (btrq peephole2): Ditto. Generate correct immediate operand
1137 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1139 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1142 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1144 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1145 pointer dereference.
1147 2016-05-09 Richard Biener <rguenther@suse.de>
1149 PR tree-optimization/70985
1150 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1151 op0 isn't a gimple register.
1153 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1155 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1156 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1157 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1158 (i6400_fpu_mult): New cpu units.
1159 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1160 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1161 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1162 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1163 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1164 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1165 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1166 (i6400_msa_long_float4, i6400_msa_long_float5)
1167 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1168 (i6400_msa_fdiv_sf): New reservations.
1169 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1170 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1171 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1172 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1173 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1174 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1175 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1176 (msa_short_store4, msa_long_load, msa_short_store)
1177 (msa_long_logic, msa_long_float2, msa_long_float4)
1178 (msa_long_float5, msa_long_float8, msa_long_mult)
1179 (msa_long_fdiv, msa_long_div): New reservations.
1181 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1182 Sameera Deshpande <sameera.deshpande@imgtec.com>
1183 Matthew Fortune <matthew.fortune@imgtec.com>
1184 Graham Stott <graham.stott@imgtec.com>
1185 Chao-ying Fu <chao-ying.fu@imgtec.com>
1187 * config.gcc: Add MSA header file for mips*-*-* target.
1188 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1189 (Ubv8i, Urv8): New constraints.
1190 * config/mips/mips-ftypes.def: Add function types for MSA
1192 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1193 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1194 * config/mips/mips-msa.md: New file.
1195 * config/mips/mips-protos.h
1196 (mips_split_128bit_const_insns): New prototype.
1197 (mips_msa_idiv_insns): Likewise.
1198 (mips_split_128bit_move): Likewise.
1199 (mips_split_128bit_move_p): Likewise.
1200 (mips_split_msa_copy_d): Likewise.
1201 (mips_split_msa_insert_d): Likewise.
1202 (mips_split_msa_fill_d): Likewise.
1203 (mips_expand_msa_branch): Likewise.
1204 (mips_const_vector_same_val_p): Likewise.
1205 (mips_const_vector_same_bytes_p): Likewise.
1206 (mips_const_vector_same_int_p): Likewise.
1207 (mips_const_vector_shuffle_set_p): Likewise.
1208 (mips_const_vector_bitimm_set_p): Likewise.
1209 (mips_const_vector_bitimm_clr_p): Likewise.
1210 (mips_msa_vec_parallel_const_half): Likewise.
1211 (mips_msa_output_division): Likewise.
1212 (mips_ldst_scaled_shift): Likewise.
1213 (mips_expand_vec_cond_expr): Likewise.
1214 * config/mips/mips.c (enum mips_builtin_type): Add
1215 MIPS_BUILTIN_MSA_TEST_BRANCH.
1216 (mips_gen_const_int_vector_shuffle): New prototype.
1217 (mips_const_vector_bitimm_set_p): New function.
1218 (mips_const_vector_bitimm_clr_p): Likewise.
1219 (mips_const_vector_same_val_p): Likewise.
1220 (mips_const_vector_same_bytes_p): Likewise.
1221 (mips_const_vector_same_int_p): Likewise.
1222 (mips_const_vector_shuffle_set_p): Likewise.
1223 (mips_symbol_insns): Forbid loading symbols via immediate for
1225 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1227 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1229 (mips_lx_address_p): Add support load indexed address for MSA.
1230 (mips_address_insns): Add calculation of instructions needed for
1231 stores and loads for MSA.
1232 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1233 CONST_VECTOR for MSA and let it fall through.
1234 (mips_ldst_scaled_shift): New function.
1235 (mips_subword_at_byte): Likewise.
1236 (mips_msa_idiv_insns): Likewise.
1237 (mips_legitimize_move): Validate MSA moves.
1238 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1239 calculation of costs for MSA division.
1240 (mips_split_move_p): Check if MSA moves need splitting.
1241 (mips_split_move): Split MSA moves if necessary.
1242 (mips_split_128bit_move_p): New function.
1243 (mips_split_128bit_move): Likewise.
1244 (mips_split_msa_copy_d): Likewise.
1245 (mips_split_msa_insert_d): Likewise.
1246 (mips_split_msa_fill_d): Likewise.
1247 (mips_output_move): Handle MSA moves.
1248 (mips_expand_msa_branch): New function.
1249 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1250 Reinstate 'y' modifier.
1251 (mips_file_start): Add MSA .gnu_attribute.
1252 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1254 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1255 (mips_class_max_nregs): Add register size for MSA supported mode.
1256 (mips_cannot_change_mode_class): Allow conversion between MSA
1257 vector modes and TImode.
1258 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1260 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1261 (mips_preferred_simd_mode): Add preffered modes for MSA.
1262 (mips_vector_mode_supported_p): Add MSA supported modes.
1263 (mips_autovectorize_vector_sizes): New function.
1264 (mips_msa_output_division): Likewise.
1265 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1266 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1267 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1268 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1269 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1270 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1271 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1272 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1273 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1274 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1275 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1276 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1277 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1278 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1279 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1280 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1281 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1282 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1283 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1284 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1285 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1286 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1287 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1288 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1289 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1290 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1291 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1292 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1293 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1294 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1295 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1296 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1297 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1298 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1299 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1300 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1301 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1302 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1303 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1304 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1305 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1306 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1307 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1308 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1309 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1310 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1311 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1312 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1313 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1314 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1315 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1316 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1317 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1318 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1319 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1320 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1321 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1322 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1323 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1324 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1325 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1326 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1327 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1328 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1329 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1330 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1331 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1332 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1333 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1334 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1335 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1336 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1337 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1338 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1339 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1340 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1341 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1342 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1343 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1344 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1345 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1346 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1347 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1348 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1349 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1350 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1351 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1352 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1353 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1354 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1355 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1356 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1357 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1358 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1359 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1360 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1361 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1362 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1363 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1364 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1365 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1366 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1367 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1368 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1369 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1370 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1371 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1372 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1373 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1374 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1375 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1376 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1377 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1378 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1379 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1380 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1381 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1382 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1383 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1384 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1385 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1386 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1387 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1388 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1389 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1390 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1391 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1392 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1393 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1394 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1395 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1396 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1397 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1398 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1399 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1400 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1401 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1402 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1403 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1404 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1405 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1406 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1407 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1408 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1409 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1410 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1411 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1412 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1413 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1414 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1415 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1417 (mips_get_builtin_decl_index): New array.
1418 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1419 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1420 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1421 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1422 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1424 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1426 (mips_expand_builtin_insn): Prepare operands for
1427 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1428 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1429 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1430 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1431 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1432 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1433 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1434 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1435 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1436 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1437 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1438 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1439 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1440 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1441 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1442 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1443 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1444 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1445 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1446 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1447 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1448 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1449 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1450 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1451 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1452 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1453 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1454 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1455 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1456 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1457 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1458 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1459 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1460 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1461 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1462 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1463 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1464 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1465 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1466 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1467 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1468 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1469 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1470 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1471 These are set implicitly and an error is reported if overridden.
1472 (mips_expand_builtin_msa_test_branch): New function.
1473 (mips_expand_msa_shuffle): Likewise.
1474 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1475 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1476 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1477 (mips_expand_vec_unpack): Add support for MSA.
1478 (mips_expand_vector_init): Likewise.
1479 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1480 instead of const0_rtx.
1481 (mips_msa_vec_parallel_const_half): New function.
1482 (mips_gen_const_int_vector): Likewise.
1483 (mips_gen_const_int_vector_shuffle): Likewise.
1484 (mips_expand_msa_cmp): Likewise.
1485 (mips_expand_vec_cond_expr): Likewise.
1486 * config/mips/mips.h
1487 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1488 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1490 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1491 (ISA_HAS_MSA): New macro.
1492 (UNITS_PER_MSA_REG): Likewise.
1493 (BITS_PER_MSA_REG): Likewise.
1494 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1495 (MSA_REG_FIRST): New macro.
1496 (MSA_REG_LAST): Likewise.
1497 (MSA_REG_NUM): Likewise.
1498 (MSA_REG_P): Likewise.
1499 (MSA_REG_RTX_P): Likewise.
1500 (MSA_SUPPORTED_MODE_P): Likewise.
1501 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1502 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1503 * config/mips/mips.md: Include mips-msa.md.
1504 (alu_type): Add simd_add.
1505 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1506 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1507 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1508 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1509 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1510 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1511 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1512 simd_move, simd_load, simd_store. Choose "multi" for moves
1514 (qword_mode): New attribute.
1515 (insn_count): Add instruction count for quad moves.
1516 Increase the count for MIPS SIMD division.
1517 (UNITMODE): Add UNITMODEs for vector types.
1518 (addsub): New code iterator.
1519 * config/mips/mips.opt (mmsa): New option.
1520 * config/mips/msa.h: New file.
1521 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1523 * config/mips/mti-linux.h: Likewise.
1524 * config/mips/predicates.md
1525 (const_msa_branch_operand): New constraint.
1526 (const_uimm3_operand): Likewise.
1527 (const_uimm4_operand): Likewise.
1528 (const_uimm5_operand): Likewise.
1529 (const_uimm8_operand): Likewise.
1530 (const_imm5_operand): Likewise.
1531 (aq10b_operand): Likewise.
1532 (aq10h_operand): Likewise.
1533 (aq10w_operand): Likewise.
1534 (aq10d_operand): Likewise.
1535 (const_m1_operand): Likewise.
1536 (reg_or_m1_operand): Likewise.
1537 (const_exp_2_operand): Likewise.
1538 (const_exp_4_operand): Likewise.
1539 (const_exp_8_operand): Likewise.
1540 (const_exp_16_operand): Likewise.
1541 (const_vector_same_val_operand): Likewise.
1542 (const_vector_same_simm5_operand): Likewise.
1543 (const_vector_same_uimm5_operand): Likewise.
1544 (const_vector_same_uimm6_operand): Likewise.
1545 (const_vector_same_uimm8_operand): Likewise.
1546 (par_const_vector_shf_set_operand): Likewise.
1547 (reg_or_vector_same_val_operand): Likewise.
1548 (reg_or_vector_same_simm5_operand): Likewise.
1549 (reg_or_vector_same_uimm6_operand): Likewise.
1550 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1552 * doc/invoke.texi (-mmsa): Document new option.
1554 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1556 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1557 * configure: Regenerate.
1558 * config.in: Regenerate.
1559 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1561 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1562 (ENDFILE_VTV_SPEC): Define.
1564 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1566 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1567 registers in all interrupt handlers if necessary.
1568 (rl78_option_override): Add warning.
1569 (MUST_SAVE_MDUC_REGISTERS): New macro.
1570 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1571 * config/rl78/rl78.c (check_mduc_usage): New function.
1572 (mduc_regs): New structure to hold MDUC register data.
1573 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1574 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1575 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1576 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1577 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1578 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1580 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1582 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1583 (tree-ssa-loop-niter.h): Ditto.
1584 (idx_within_array_bound, ref_within_array_bound): New functions.
1585 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1586 Factor out check on writable base object to ...
1587 (base_object_writable): ... here.
1589 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1591 * config/arm/arm.md (probe_stack): Add modes to set source
1594 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1596 * regrename.c (base_reg_class_for_rename): New static function.
1597 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1599 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1601 * cgraph.c (thunk_adjust): Export.
1602 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1603 * cgraphunit.c (thunk_adjust): Export.
1604 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1606 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1608 * tree-inline.c (expand_call_inline): Expand thunks inline.
1610 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1613 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1614 (*sse2_vd_cvtss2sd): Ditto.
1615 * config/i386/i386.md
1616 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1617 Generate *sse2_vd_cvtsd2ss pattern.
1618 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1619 Generate *sse2_vd_cvtss2sd pattern.
1621 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1623 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1624 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1627 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1629 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1630 * config/sh/sh.c: Define and declare variables on first use throughout
1632 (current_function_interrupt): Change to bool type.
1633 (frame_insn): Rename to emit_frame_insn and update users.
1634 (push_regs): Use bool for 'interrupt_handler' argument.
1635 (save_schedule_s): Remove.
1636 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1637 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1638 targetm.asm_out.unaligned_op.di.
1639 (gen_far_branch): Remove redundant forward declaration.
1640 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1641 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1642 (sh_set_return_address, sh_function_ok_for_sibcall,
1643 scavenge_reg): Update comments.
1644 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1645 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1646 (sh_attr_renesas_p): Remove unnecessary parentheses.
1647 (branch_dest): Simplify.
1648 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1649 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1650 (CUMULATIVE_ARGS): Change macro to typedef.
1651 (current_function_interrupt): Change to bool type.
1652 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1653 Surround with __cplusplus ifdef.
1654 (sh_compare_op0, sh_compare_op1): Remove.
1655 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1657 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1659 * config/arm/arm.md: (arch): Add neon.
1660 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1661 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1662 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1663 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1664 attributes for alt renumbering. Mark alt 3 as non-predicable.
1665 (thumb2_movdf_vfp): Likewise.
1667 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1669 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1670 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1671 (*andqi_1): Add preferred_for_speed attribute to disparage
1672 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1673 (*<code>qi_1): Ditto.
1674 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1675 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1676 (*ashlqi3_1): Ditto.
1677 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1678 Add preferred_for_size attribute to disparage alternative 0 and
1679 preferred_for_speed attribute to disparage alternative 1 for
1680 TARGET_PARTIAL_REG_STALL targets.
1682 2016-05-07 Tom de Vries <tom@codesourcery.com>
1684 PR tree-optimization/70956
1685 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1688 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1690 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1691 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1692 * config/sh/sh.md (branch_zero): Remove define_attr.
1693 (define_delay): Disable delay slot if branch distance is one insn.
1695 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386.md (LEAMODE): New mode attribute.
1698 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1699 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1700 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1701 operand 2 predicate.
1702 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1703 (*lea<mode>_general_3): Ditto.
1704 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1706 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1708 * genmddump.c (main): Convert argv from char ** to const char **.
1710 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1712 * coretypes.h (OVERRIDE): New macro.
1715 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1717 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1718 allow coalescing if the types are compatible.
1720 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1722 * pass_manager.h (pass_manager::register_pass_name): New method.
1723 (pass_manager::get_pass_by_name): New method.
1724 (pass_manager::create_pass_tab): New method.
1725 (pass_manager::m_name_to_pass_map): New field.
1726 * passes.c (name_to_pass_map): Delete global in favor of field
1727 "m_name_to_pass_map" of pass_manager.
1728 (register_pass_name): Rename from a function to...
1729 (pass_manager::register_pass_name): ...this method, updating
1730 for renaming of global "name_to_pass_map" to field
1731 "m_name_to_pass_map".
1732 (create_pass_tab): Rename from a function to...
1733 (pass_manager::create_pass_tab): ...this method, updating
1734 for renaming of global "name_to_pass_map" to field.
1735 (get_pass_by_name): Rename from a function to...
1736 (pass_manager::get_pass_by_name): ...this method.
1737 (enable_disable_pass): Convert use of get_pass_by_name to
1738 a method call, locating the pass_manager singleton.
1740 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1742 * genattr-common.c (main): Convert argv from char ** to const char **.
1743 * genattr.c (main): Likewise.
1744 * genattrtab.c (main): Likewise.
1745 * genautomata.c (initiate_automaton_gen): Likewise.
1747 * gencodes.c (main): Likewise.
1748 * genconditions.c (main): Likewise.
1749 * genconfig.c (main): Likewise.
1750 * genconstants.c (main): Likewise.
1751 * genemit.c (main): Likewise.
1752 * genenums.c (main): Likewise.
1753 * genextract.c (main): Likewise.
1754 * genflags.c (main): Likewise.
1755 * genmddeps.c (main): Likewise.
1756 * genopinit.c (main): Likewise.
1757 * genoutput.c (main): Likewise.
1758 * genpeep.c (main): Likewise.
1759 * genpreds.c (main): Likewise.
1760 * genrecog.c (main): Likewise.
1761 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1762 (init_rtx_reader_args): Likewise.
1763 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1764 (init_rtx_reader_args): Likewise.
1765 * gentarget-def.c (main): Likewise.
1766 * read-md.c (read_md_files): Likewise.
1767 * read-md.h (read_md_files): Likewise.
1769 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1772 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1773 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1774 Remove unused predicate.
1775 (register_and_not_fp_reg_operand): Ditto.
1777 2016-05-06 Martin Liska <mliska@suse.cz>
1779 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1780 instead of vec as the vector is local to the function.
1782 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1784 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1785 avx512bw alternative.
1787 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1788 before the ashr<mode>3 pattern.
1790 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1791 v instead of x in vex or maybe_vex alternatives, use
1792 maybe_evex instead of vex in prefix.
1794 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1795 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1796 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1797 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1800 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1801 v instead of x in vex or maybe_vex alternatives, use
1802 maybe_evex instead of vex in prefix.
1804 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1805 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1806 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1807 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1808 alternatives, use maybe_evex instead of vex in prefix.
1810 * config/i386/sse.md (vec_interleave_lowv4sf,
1811 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1812 v instead of x in vex or maybe_vex alternatives, use
1813 maybe_evex instead of vex in prefix.
1815 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1816 v instead of x in vex or maybe_vex alternatives, use
1817 maybe_evex instead of vex in prefix.
1819 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1820 v constraint instead of x.
1822 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1824 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1825 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1828 2016-05-06 Richard Biener <rguenther@suse.de>
1830 PR tree-optimization/70948
1831 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1832 Properly clobber all fields of va_list for __builtin_va_start.
1834 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1837 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1838 loop latch destination.
1840 2016-05-06 Martin Liska <mliska@suse.cz>
1842 * tree-ssa-uninit.c: Apply manual changes
1843 to the GNU coding style.
1844 (prune_uninit_phi_opnds): Rename from
1845 prune_uninit_phi_opnds_in_unrealizable_paths.
1847 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1849 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1850 mspace): Remove deprecated options.
1851 * doc/invoke.texi (SH options): Remove -mspace.
1853 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1855 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1857 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1859 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1860 corresponding combine split pattern.
1862 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1865 * config/sh/predicates.md (long_displacement_mem_operand): New.
1866 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1867 Add movi20, movi20s alternatives. Adjust length attribute for
1869 (movsi_ie): Allow for any FPU. Adjust length attribute for
1871 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1872 attribute for alternatives.
1873 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1874 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1875 length attribute for alternatives.
1877 2016-05-06 Richard Biener <rguenther@suse.de>
1879 PR tree-optimization/70960
1880 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1882 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1885 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1886 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1888 2016-05-06 Marek Polacek <polacek@redhat.com>
1891 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1893 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1896 * config/sh/sh.md (*rotcr): Add another variant.
1898 2016-05-06 Richard Biener <rguenther@suse.de>
1901 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1903 2016-05-06 Richard Biener <rguenther@suse.de>
1906 * fold-const.c (split_tree): Always convert to the original type
1909 2016-05-06 Richard Biener <rguenther@suse.de>
1911 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1912 (fwprop_addr): Likewise.
1914 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1919 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1920 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1921 the splitter condition.
1922 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1923 the splitter condition.
1924 (FP float_extend load splitter): Ditto.
1926 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1928 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1929 to REGNO in all peephole2 patterns.
1930 (post-reload splitters): Change true_regnum to REGNO in
1931 post-reload splitters.
1932 (zero_extend splitters): Use general_reg_operand and
1933 nonimmediate_gr_operand predicates.
1935 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1937 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1938 v constraint instead of x.
1940 2016-05-05 Alan Modra <amodra@gmail.com>
1943 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1944 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1945 TARGET_NO_FP_IN_TOC for -mrelocatable.
1946 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1947 TARGET_RELOCATABLE test.
1948 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1949 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1950 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1951 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1952 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1953 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1954 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1955 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1956 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1957 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1959 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1960 (rs6000_stack_info): Likewise.
1961 (rs6000_elf_asm_out_constructor): Likewise.
1962 (rs6000_elf_asm_out_destructor): Likewise.
1963 (rs6000_elf_declare_function_name): Likewise.
1964 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1965 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1968 2016-05-05 Alan Modra <amodra@gmail.com>
1970 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1972 2016-05-05 Alan Modra <amodra@gmail.com>
1974 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1975 out-of-line gpr restore for one or two regs if that would add
1978 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.md
1982 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1983 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1984 as operand 0 predicate.
1985 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1987 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1988 Ditto. Emit the pattern using RTX.
1990 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1991 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1992 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1993 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1995 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1996 sse_reg_operand as operand 0 predicate.
1998 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1999 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2000 instead of gen_rtx_REG.
2001 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2004 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2006 * function.c (emit_use_return_register_into_block): Delete.
2007 (gen_return_pattern): Delete.
2008 (emit_return_into_block): Delete.
2009 (active_insn_between): Delete.
2010 (convert_jumps_to_returns): Delete.
2011 (emit_return_for_exit): Delete.
2012 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2013 simple_return for shrink-wrapped blocks.
2014 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2015 end of blocks that need one.
2016 (get_unconverted_simple_return): Delete.
2017 (convert_to_simple_return): Delete.
2018 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2019 (convert_to_simple_return): Ditto.
2021 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2023 * cfgcleanup.c (bb_is_just_return): New function.
2024 (try_optimize_cfg): Simplify jumps to return, branches to return,
2025 and branches around return.
2027 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2029 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2032 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2036 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2037 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2038 assert flags & OEP_HASH_CHECK, instead of asserting it
2039 never happens. Handle TARGET_EXPR.
2040 * fold-const.c (operand_equal_p): For hash verification,
2041 or in OEP_HASH_CHECK into flags.
2043 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2045 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2047 (compute_samebase_partition_bases): Fix typo.
2049 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2051 * config/i386/sse.md (vec_interleave_highv8sf,
2052 vec_interleave_lowv8sf, vec_interleave_highv4df,
2053 vec_interleave_lowv4df): Remove constraints from expanders.
2055 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2057 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2059 * tree-inline.c (expand_call_inline): Fix path dealing with
2060 making lhs of call statement undefined.
2062 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2064 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2065 Check availability on NODE, too.
2066 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2067 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2068 (varpool_node::call_for_symbol_and_aliase): Likewise.
2069 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2070 (propagate_pure_const): Propagate across interposable functions, too.
2071 (skip_function_for_local_pure_const): Do not skip interposable bodies
2073 (pass_local_pure_const::execute): Update.
2075 2016-05-04 Marek Polacek <polacek@redhat.com>
2077 * doc/invoke.texi: Document -Wdangling-else.
2079 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2081 * config.gcc: Error out when conflicting multilib is detected. Do not
2082 loop over multilibs since no combination is legal.
2084 2016-05-04 Alan Modra <amodra@gmail.com>
2086 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2087 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2088 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2091 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2093 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2094 Clean up p5600 comments.
2096 2016-05-04 Richard Biener <rguenther@suse.de>
2098 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2099 constructor simplifications.
2100 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2102 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2104 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2105 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2106 result.set_rtx is null instead of aborting.
2107 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2109 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2110 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2111 *mov<mode>_store_postinc): New patterns.
2113 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2115 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2116 as commutative. Check both conversions are NOP.
2117 ((A & B) OP (C & B)): Remove.
2119 2016-05-04 Alan Modra <amodra@gmail.com>
2121 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2123 2016-05-04 Alan Modra <amodra@gmail.com>
2126 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2127 when cr2,3,4 are all fixed regs.
2129 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2131 PR rtl-optimization/57193
2132 * opts.c (default_options_table): Revert OPT_frename_registers change.
2133 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2135 2016-05-03 Martin Sebor <msebor@redhat.com>
2138 * builtins.c (fold_builtin_FILE): New function.
2139 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2140 (fold_builtin_0): Call them.
2141 * gimplify.c (gimplify_call_expr): Remove the handling of
2142 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2145 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2146 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2150 * doc/extend.texi (Function Names as Strings): Update __func__,
2151 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2154 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2155 Richard Biener <rguenther@suse.de>
2157 PR tree-optimization/70916
2158 * tree-if-conv.c: Include cfganal.h.
2159 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2160 and remove_fake_exit_edges around the optimization pass.
2162 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2164 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2165 (cgraph_edge::make_direct): Likewise.
2166 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2167 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2168 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2169 (CIF_THUNK): New code.
2170 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2171 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2172 (compute_inline_parameters): Set inline_failed for thunks.
2173 (inline_analyze_function): Cleanup.
2174 * ipa-inline.c (can_inline_edge_p): Do not deal with
2175 call_stmt_cannot_inline_p.
2176 (can_early_inline_edge_p): Likewise.
2177 (early_inliner): Initialize inline_failed.
2178 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2180 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2183 from nonimm_ssenomem_operand.
2184 (nonimm_ssenomem_operand): New predicate.
2185 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2186 as operand 0 predicate.
2187 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2188 Disable unsupported alternatives using "enabled" attribute.
2189 Use register_ssemem_operand as operand 0 predicate.
2190 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2192 2016-05-03 Marek Polacek <polacek@redhat.com>
2195 * input.c (expansion_point_location): New function.
2196 * input.h (expansion_point_location): Declare.
2198 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2200 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2201 occurence with frame_offset_ ones.
2203 2016-05-03 Alan Modra <amodra@gmail.com>
2205 PR rtl-optimization/70890
2206 * ira.c (combine_and_move_insns): When moving def_insn, remove
2209 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2211 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2212 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2213 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2214 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2216 2016-05-03 Alan Modra <amodra@gmail.com>
2218 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2219 for SAVE_MULTIPLE/STORE_MULTIPLE.
2221 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2223 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2224 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2226 2016-05-03 Richard Biener <rguenther@suse.de>
2228 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2230 (gimplify_arg): Likewise.
2231 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2232 re-writing the result to a decl if required.
2233 (internal_get_tmp_var): Add allow_ssa parameter
2234 and override into_ssa with it.
2235 (get_formal_tmp_var): Adjust.
2236 (get_initialized_tmp_var): Add allow_ssa parameter.
2237 (gimplify_arg): Add allow_ssa parameter and avoid generating
2238 SSA names for the result false.
2239 (gimplify_call_expr): If the call may return twice do not
2240 gimplify parameters into SSA.
2241 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2242 (gimplify_modify_expr): Adjust assert. For noreturn calls
2243 with a SSA name LHS adjust its def.
2244 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2245 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2246 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2247 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2248 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2249 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2250 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2251 (optimize_target_teams): Do not allow SSA names for clause operands.
2252 (gimplify_expr): Likewise for where we mark the result addressable.
2253 * passes.def (pass_init_datastructures): Remove.
2254 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2255 (rewrite_stmt): Likewise.
2256 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2257 (replace_locals_op): Replace SSA names.
2258 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2259 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2260 * cgraph.c (release_function_body): Free CFG annotations only
2261 when we have a CFG. Simplify.
2262 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2263 force_gimple_operand instead of get_initialized_tmp_var.
2264 * tree-pass.h (make_pass_init_datastructures): Remove.
2265 * tree-ssa.c (execute_init_datastructures): Remove.
2266 (pass_data_init_datastructures): Likewise.
2267 (class pass_init_datastructures): Likewise.
2268 (make_pass_init_datastructures): Likewise.
2269 * omp-low.c (create_omp_child_function): Init SSA data structures.
2270 (grid_expand_target_grid_body): Likewise.
2271 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2272 name before adding it to names_to_release.
2273 (remove_bb): Always release SSA defs.
2274 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2275 before dereferencing it.
2276 * cgraphunit.c (init_lowered_empty_function): Always
2277 int SSA data structures.
2278 * tree-ssanames.c (release_defs): Remove assert that we are in
2280 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2282 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2283 Uros Bizjak <ubizjak@gmail.com>
2285 PR rtl-optimization/70467
2286 * config/i386/predicates.md (x86_64_hilo_int_operand,
2287 x86_64_hilo_general_operand): New predicates.
2288 * config/i386/constraints.md (Wd): New constraint.
2289 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2290 (general_hilo_operand): New mode attr.
2291 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2292 instead of <general_operand>.
2293 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2294 x86_64_hilo_general_operand instead of <general_operand>.
2296 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2298 PR tree-optimization/70916
2299 * tree-if-conv.c (constant_or_ssa_name): Removed.
2300 (fold_build_cond_expr): Use is_gimple_val instead of
2301 constant_or_ssa_name.
2303 PR tree-optimization/70916
2304 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2305 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2308 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2309 (optimize_atomic_bit_test_and): New function.
2310 (pass_fold_builtins::execute): Use it.
2311 * optabs.def (atomic_bit_test_and_set_optab,
2312 atomic_bit_test_and_complement_optab,
2313 atomic_bit_test_and_reset_optab): New optabs.
2314 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2315 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2316 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2317 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2318 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2319 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2320 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2321 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2322 atomic_bit_test_and_complement@var{mode},
2323 atomic_bit_test_and_reset@var{mode}): Document.
2324 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2325 atomic_bit_test_and_complement<mode>,
2326 atomic_bit_test_and_reset<mode>): New expanders.
2327 (atomic_bit_test_and_set<mode>_1,
2328 atomic_bit_test_and_complement<mode>_1,
2329 atomic_bit_test_and_reset<mode>_1): New insns.
2331 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2333 PR rtl-optimization/70687
2334 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2335 instead of unsigned HOST_WIDE_INT.
2337 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2339 PR rtl-optimization/44281
2340 * hard-reg-set.h (struct target_hard_regs): New field
2341 x_fixed_nonglobal_reg_set.
2342 (fixed_nonglobal_reg_set): New macro.
2343 * reginfo.c (init_reg_sets_1): Initialize it.
2344 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2346 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2348 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2350 PR tree-optimization/56541
2351 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2352 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2353 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2354 (any_complicated_phi): new static variable.
2355 (aggressive_if_conv): delete.
2356 (if_convertible_phi_p): support phis with more than two arguments.
2357 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2358 critical pred edges.
2359 (ifcvt_split_critical_edges): support phis with more than two
2360 arguments by checking new parameter. only split critical edges
2362 (tree_if_conversion): handle simd pragma marked loop using new
2363 local variable aggressive_if_conv. check any_complicated_phi.
2365 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2367 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2370 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2372 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2375 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2377 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2378 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2379 define_insn_and_split.
2380 (mulsi3_i): New define_insn_and_split.
2381 (mulsi3_call): Convert to define_insn.
2382 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2385 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2387 * machmode.h (mode_complex): Add support to give the complex mode
2389 (GET_MODE_COMPLEX_MODE): Likewise.
2390 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2391 stored by build_complex_type and gfc_build_complex_type instead of
2392 trying to figure out the appropriate mode based on the size. Raise
2393 an assertion error, if the type was not set.
2394 * genmodes.c (struct mode_data): Add field for the complex type of
2396 (blank_mode): Likewise.
2397 (make_complex_modes): Remember the complex mode created in the
2399 (emit_mode_complex): Write out the mode_complex array to map a
2400 type mode to the complex version.
2401 (emit_insn_modes_c): Likewise.
2402 * tree.c (build_complex_type): Set the complex type to use before
2403 calling layout_type.
2404 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2405 support for __float128 complex datatypes.
2406 (rs6000_hard_regno_mode_ok): Likewise.
2407 (rs6000_setup_reg_addr_masks): Likewise.
2408 (rs6000_complex_function_value): Likewise.
2409 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2410 __float128 and __ibm128 complex.
2411 (FLOAT128_IBM_P): Likewise.
2412 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2413 * doc/extend.texi (Additional Floating Types): Document that
2414 -mfloat128 must be used to enable __float128. Document complex
2415 __float128 and __ibm128 support.
2417 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2420 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2421 char/short arguments promoted to int because of promote_prototypes.
2423 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2426 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2427 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2428 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2429 alternatives using "enabled" attribute. Use register_ssemem_operand
2430 as operand 1 predicate.
2431 (*cmpi<unord>xf_i387): Split XFmode pattern from
2432 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2433 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2434 *absneg<mode>2_i387. Disable unsupported alternatives using
2435 "enabled" attribute.
2436 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2438 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2440 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2442 (oacc_loop_process): Check mask for loop termination.
2444 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2446 * cif-code.def (CIF_THUNK): Add.
2447 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2450 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2452 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2453 (dump_inline_summary): Dump it.
2454 (fp_expression_p): New predicate.
2455 (estimate_function_body_sizes): Use it.
2456 (inline_merge_summary): Merge fp_expressions.
2457 (inline_read_section): Read fp_expressions.
2458 (inline_write_summary): Write fp_expressions.
2459 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2460 codegen boundary if either caller or callee is !fp_expressions.
2461 * ipa-inline.h (inline_summary): Add fp_expressions.
2462 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2463 to fp_expressions be sure the fp generation flags are updated.
2465 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2467 PR rtl-optimization/70467
2468 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2470 PR rtl-optimization/70467
2471 * ipa-pure-const.c (check_call): Handle internal calls even in
2472 ipa mode like in local mode.
2474 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2476 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2478 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2480 * match.pd (X u< X, X u> X): New transformations.
2482 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2484 * flag-types.h (enum warn_strict_overflow_code): Move ...
2485 * coretypes.h: ... here.
2486 * fold-const.h (fold_overflow_warning): Declare.
2487 * fold-const.c (fold_overflow_warning): Make non-static.
2488 (fold_comparison): Move the transformation of X +- C1 CMP C2
2489 into X CMP C2 -+ C1 ...
2490 * match.pd: ... here.
2491 * gimple-fold.c (fold_stmt_1): Protect with
2492 fold_defer_overflow_warnings.
2494 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2496 * omp-low.c (struct oacc_loop): Add 'inner' field.
2497 (new_oacc_loop_raw): Initialize it to zero.
2498 (oacc_loop_fixed_partitions): Initialize it.
2499 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2500 available partitioning.
2502 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2504 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2506 (umulsidi3): Likewise.
2507 (indirect_jump): Fix jump instruction assembly patterns.
2509 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2512 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2513 (nvptx_function_value): Assert non-NULL cfun.
2515 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2517 PR rtl-optimization/70886
2518 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2520 * cselib.h (rtx_equal_for_cselib_1): Declare.
2521 (rtx_equal_for_cselib_p: New inline function.
2522 * cselib.c (rtx_equal_for_cselib_p): Delete.
2523 (rtx_equal_for_cselib_1): Make public.
2525 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2528 (register_mixssei387nonimm_operand): Remove predicate.
2529 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2530 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2531 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2532 for TARGET_MIX_SSE_I387 alternatives.
2533 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2534 Disable unsupported alternatives using "enabled" attribute. Use
2535 nonimm_ssenomem_operand as operand 1 predicate. Also check
2536 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2538 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2540 * tree.c (cst_and_fits_in_hwi): Simplify.
2542 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2544 * tree.h (wi::to_wide): New function.
2545 * expr.c (expand_expr_real_1): Use wi::to_wide.
2546 * fold-const.c (int_const_binop_1): Likewise.
2547 (extract_muldiv_1): Likewise.
2549 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2551 * wide-int.h: Update offset_int and widest_int documentation.
2552 (WI_SIGNED_SHIFT_RESULT): New macro.
2553 (wi::binary_shift): Define signed_shift_result_type for
2554 shifts on offset_int- and widest_int-like types.
2555 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2556 * tree.h (int_bit_position): Use shift operators instead of wi::
2558 * alias.c (adjust_offset_for_component_ref): Likewise.
2559 * expr.c (get_inner_reference): Likewise.
2560 * fold-const.c (fold_comparison): Likewise.
2561 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2562 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2563 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2564 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2565 (stmt_kills_ref_p): Likewise.
2566 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2567 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2569 (ao_ref_init_from_vn_reference): Likewise.
2571 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2573 * wide-int.h: Update offset_int and widest_int documentation.
2574 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2575 (wi::binary_traits): Allow ordered comparisons between offset_int and
2576 offset_int, between widest_int and widest_int, and between either
2577 of these types and basic C types.
2578 (operator <, <=, >, >=): Define for the same combinations.
2579 * tree.h (tree_int_cst_lt): Use comparison operators instead
2580 of wi:: comparisons.
2581 (tree_int_cst_le): Likewise.
2582 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2583 (fold_nonarray_ctor_reference): Likewise.
2584 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2585 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2586 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2587 * tree-sra.c (completely_scalarize): Likewise.
2588 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2589 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2590 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2591 (check_for_binary_op_overflow): Likewise.
2592 (search_for_addr_array): Likewise.
2593 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2595 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2597 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2598 (arc_save_restore): Likewise.
2599 (arc_dwarf_register_span): Likewise.
2600 (arc_output_pic_addr_const): Initialize suffix variable.
2602 2016-05-02 Martin Liska <mliska@suse.cz>
2604 * symbol-summary.h (function_summary::function_summary):
2605 Remove checking assert for all cgraph nodes.
2606 (function_summary::get): Check summary_uid.
2607 (symtab_insertion): Check summary_uid.
2609 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2611 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2612 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2614 (arc_dwarf_register_span): Remove enum keyword.
2615 (compact_memory_operand_p): New function.
2616 * config/arc/arc.h (reg_class): Add code density register classes.
2617 (REG_CLASS_NAMES): Likewise.
2618 (REG_CLASS_CONTENTS): Likewise.
2619 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2620 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2621 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2622 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2623 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2625 (h, Rcd, Rsd, Rzd): New register constraints.
2626 (T): Use compact_memory_operand_p function.
2627 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2629 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2631 * config/sh/sh.md (*negnegt, *movtt): Remove.
2633 2016-05-02 Marek Polacek <polacek@redhat.com>
2634 Tom de Vries <tom@codesourcery.com>
2636 PR tree-optimization/70700
2637 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2638 bigger than FIRST_REF_NODE.
2640 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2643 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2645 (prepare_cbranch_operands): Don't use scratch register. Assume that
2646 function is used when pseudos can be created.
2647 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2648 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2649 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2650 define_expand. Allow it only when pseudos can be created.
2651 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2653 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/constraints.md (BC): Only allow -1 operands.
2656 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2657 Add "enabled" attribute. Update XI mode attribute calculation.
2658 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2659 (*movoi_internal_avx): Update XI mode attribute calculation.
2660 (*movti_internal): Ditto.
2662 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2664 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2665 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2667 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2669 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2670 statement on instruction code. Remove trailing spaces.
2671 (altivec_expand_stv_builtin): Likewise.
2673 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2675 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2676 (TARGET_FPU_DOUBLE): Simplify.
2677 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2678 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2679 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2680 with 'TARGET_FPU_DOUBLE'.
2681 * config/sh/sh.md: Likewise.
2683 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2685 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2686 SH_DIV_STR_FOR_SIZE): Remove.
2687 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2688 SH_DIV_STR_FOR_SIZE): Remove.
2690 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2692 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2693 logical_reg_operand): Delete.
2694 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2695 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2696 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2697 match_operand and match_test.
2698 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2699 variables on their first use. Return bool values.
2700 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2701 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2702 arith_reg_operand for input operand. Remove empty constraints.
2704 (*xorsi3_compact): Rename to xorsi3.
2705 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2706 (*zero_extend<mode>si2_disp_mem): Update comment.
2709 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2711 * config/sh/t-sh: Remove SH5 support.
2712 * config.gcc: Likewise.
2713 * configure: Likewise.
2715 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2717 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2719 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2721 * config/sh/sh.c (register_sh_passes, sh_option_override,
2722 sh_print_operand, prepare_move_operands,
2723 sh_can_follow_jump): Remove TARGET_SH1 checks.
2724 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2725 PROMOTE_MODE): Likewise.
2726 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2729 2016-04-30 Alan Modra <amodra@gmail.com>
2731 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2732 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2733 Check for user regs later to avoid unnecessary looping over regs.
2734 Merge user reg check with non-saved reg check. Don't force
2735 inline VR restore when static chain used.
2736 (rs6000_frame_related): Omit eh_frame info for user regs when
2738 (fixed_regs_p): Delete.
2740 2016-04-30 Alan Modra <amodra@gmail.com>
2742 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2743 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2746 2016-04-30 Alan Modra <amodra@gmail.com>
2749 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2750 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2753 2016-04-30 Alan Modra <amodra@gmail.com>
2755 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2756 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2757 flag_pic test for Darwin.
2759 2016-04-30 Alan Modra <amodra@gmail.com>
2761 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2762 throw_calls_crossed.
2763 (REG_FREQ_CALLS_CROSSED): Delete.
2764 (REG_N_THROWING_CALLS_CROSSED): Delete.
2765 * regstat.c (regstat_bb_compute_ri): Don't calculate
2766 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2767 (dump_reg_info): Don't print call cross frequency.
2768 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2769 and REG_N_THROWING_CALLS_CROSSED.
2771 2016-04-30 Alan Modra <amodra@gmail.com>
2773 * regs.h (struct reg_info_t): Delete live_length.
2774 (REG_LIVE_LENGTH): Delete macro.
2775 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2776 local_live, local_processed and local_live_last_luid params.
2777 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2779 (regstat_compute_ri): Adjust for above. Don't set
2781 (dump_reg_info): Don't print live length.
2782 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2783 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2784 Localize loop_depth var.
2786 2016-04-30 Alan Modra <amodra@gmail.com>
2788 * ira.c (enum valid_equiv): New.
2789 (validate_equiv_mem): Return enum.
2790 (update_equiv_mem): Create replacement in more cases.
2791 (add_store_equivs): Update validate_equiv_mem call.
2793 2016-04-30 Alan Modra <amodra@gmail.com>
2795 * ira.c (combine_and_move_insns): Rather than scanning insns,
2796 use DF infrastucture to find use and def insns.
2798 2016-04-30 Alan Modra <amodra@gmail.com>
2800 ira.c (combine_and_move_insns): Move invariant conditions..
2801 (ira.c): ..to here. Call combine_and_move_insns before
2802 add_store_equivs. Call grow_reg_equivs later. Allocate
2803 req_equiv later using max_reg_num() rather than global max_regno.
2804 (contains_replace_regs): Delete.
2805 (add_store_equivs): Remove contains_replace_regs test.
2807 2016-04-30 Alan Modra <amodra@gmail.com>
2809 * ira.c (struct equiv_mem_data): New.
2810 (equiv_mem, equiv_mem_modified): Delete static vars.
2811 (validate_equiv_mem_from_store): Use "data" param to communicate..
2812 (validate_equiv_mem): ..from here.
2814 2016-04-30 Alan Modra <amodra@gmail.com>
2816 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2818 (update_reg_equivs): ..here. Move allocation and freeing of
2819 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2820 end_alias_analysis to..
2823 2016-04-30 Alan Modra <amodra@gmail.com>
2825 * ira.c (pdx_subregs): Delete.
2826 (struct equivalence): Add pdx_subregs field.
2827 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2829 (update_equiv_regs): Don't create or free pdx_subregs. Update
2832 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2834 * config/rs6000/altivec.h: Change definitions of vec_xl and
2836 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2837 (LD_ELEMREV_V2DI): New.
2838 (LD_ELEMREV_V4SF): New.
2839 (LD_ELEMREV_V4SI): New.
2840 (LD_ELEMREV_V8HI): New.
2841 (LD_ELEMREV_V16QI): New.
2842 (ST_ELEMREV_V2DF): New.
2843 (ST_ELEMREV_V2DI): New.
2844 (ST_ELEMREV_V4SF): New.
2845 (ST_ELEMREV_V4SI): New.
2846 (ST_ELEMREV_V8HI): New.
2847 (ST_ELEMREV_V16QI): New.
2850 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2851 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2852 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2853 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2854 (altivec_expand_builtin): Add handling for
2855 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2856 (rs6000_invalid_builtin): Add error-checking for
2857 RS6000_BTM_P9_VECTOR.
2858 (altivec_init_builtins): Define builtins used to implement vec_xl
2860 (rs6000_builtin_mask_names): Define power9-vector.
2861 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2862 (RS6000_BTM_P9_VECTOR): Define.
2863 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2864 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2865 (vsx_ld_elemrev_v2df): Likewise.
2866 (vsx_ld_elemrev_v4sf): Likewise.
2867 (vsx_ld_elemrev_v4si): Likewise.
2868 (vsx_ld_elemrev_v8hi): Likewise.
2869 (vsx_ld_elemrev_v16qi): Likewise.
2870 (vsx_st_elemrev_v2df): Likewise.
2871 (vsx_st_elemrev_v2di): Likewise.
2872 (vsx_st_elemrev_v4sf): Likewise.
2873 (vsx_st_elemrev_v4si): Likewise.
2874 (vsx_st_elemrev_v8hi): Likewise.
2875 (vsx_st_elemrev_v16qi): Likewise.
2876 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2879 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2881 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2883 (simplify_control_stmt_condition_1): ... here. Recurse into
2884 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2886 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2889 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2890 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2891 define_insn_and_split to define_insn.
2892 (zero_extendqi<mode>2_dot2): Same.
2893 (extendqi<mode>2_dot): Same.
2894 (extendqi<mode>2_dot2): Same.
2896 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2898 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2899 (probe_stack): New expander.
2900 (probe_stack_<mode>): New insn pattern.
2902 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2904 * config/i386/i386.md
2905 (operations with memory inputs setting flags peephole2):
2906 Remove uneeded REG_P checks. Cleanup pattern generation.
2908 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2910 * tree-vect-loop.c (vect_transform_loop): Fix
2911 nb_iterations_upper_bound computation for vectorized loop.
2913 2016-04-29 Marek Polacek <polacek@redhat.com>
2914 Jakub Jelinek <jakub@redhat.com>
2917 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2918 TARGET_EXPR_SLOT as a base.
2920 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2922 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2923 with 'rCm2' constraints to limit possible immediate size.
2924 (*load_zeroextendqisi_update): Likewise.
2925 (*load_signextendqisi_update): Likewise.
2926 (*loadhi_update): Likewise.
2927 (*load_zeroextendhisi_update): Likewise.
2928 (*load_signextendhisi_update): Likewise.
2929 (*loadsi_update): Likewise.
2930 (*loadsf_update): Likewise.
2932 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/predicates.md (constm1_operand): Fix comparison.
2936 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2938 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2940 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2942 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2943 remaining SH5 related settings.
2944 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2945 shmedia_prepare_call_address): Delete.
2946 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2947 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2948 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2949 UNSUPPORTED_SH2A): Remove m5 checks.
2950 (sh_divide_strategy_e): Remove SH5 division strategies.
2951 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2952 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2954 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2956 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2958 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2960 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2961 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2963 * config/s390/vector.md ("mov<mode>"): Likewise.
2965 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2967 * config/s390/constraints.md ("U", "W"): Invoke
2968 s390_mem_constraint with "ZR" and "ZT".
2969 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2970 addresses when using LRA. Accept also short displacements for S
2971 and T constraints. Do not check for long displacement target for
2972 S and T constraints.
2973 (s390_mem_constraint): Remove handling of U and W constraints.
2974 * config/s390/s390.md (various patterns): Remove the short
2975 displacement constraints (Q and R) if a long displacement
2976 constraint is present. Add longdisp as required CPU capability.
2977 * config/s390/vector.md: Likewise.
2978 * config/s390/vx-builtins.md: Likewise.
2980 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2983 * reload1.c (reload): Call finish_spills before
2984 restarting reload loop. Skip select_reload_regs
2985 if update_eliminables_and_spill returns true.
2987 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2989 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2990 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2991 (umulhisi3_imm): Update predicates and constraint letters.
2992 (umulhisi3_reg): Declare instruction as commutative.
2993 * config/arc/constraints.md (J12, J16): New constraints.
2994 * config/arc/predicates.md (short_unsigned_const_operand): New
2996 (arc_short_operand): Likewise.
2997 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2999 2016-04-29 Richard Biener <rguenther@suse.de>
3001 PR tree-optimization/13962
3002 PR tree-optimization/65686
3003 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3004 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3005 using PTA to compare pointers.
3006 * match.pd: Add pattern for pointer equality compare simplification
3007 using ptrs_compare_unequal.
3009 2016-04-29 Richard Biener <rguenther@suse.de>
3011 * stor-layout.c (layout_type): Do not build a pointer-to-element
3014 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3017 Use SWI mode iterator. Use general_reg_operand predicate.
3018 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3019 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3022 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3025 * fold-const.c (operand_equal_p): Don't verify hash value equality
3027 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3030 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3033 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3034 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3035 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3036 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3037 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3039 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3041 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3042 to info. Don't initialize separate fields to 0. Clean up
3045 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.md (peephole2s for operations with memory inputs):
3048 Use SWI mode iterator.
3049 (peephole2s for operations with memory outputs): Ditto.
3050 Do not check for stack checking probe.
3052 (probe_stack): Remove expander.
3054 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3055 Andrew Burgess <andrew.burgess@embecosm.com>
3057 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3058 operands as 32-bits.
3060 2016-04-28 Jason Merrill <jason@redhat.com>
3062 * gdbinit.in: Skip line-map.h.
3064 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3065 Andrew Burgess <andrew.burgess@embecosm.com>
3067 * config/arc/arc.c (arc_conditional_register_usage): Take
3068 TARGET_RRQ_CLASS into account.
3069 (arc_print_operand): Support printing 'p' and 's' operands.
3070 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3072 (TARGET_RRQ_CLASS): Define.
3073 (IS_POWEROF2_OR_0_P): Define.
3074 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3076 (*tst_movb): New define_insn.
3077 (*tst): Avoid recognition if it could prevent '*tst_movb'
3078 combination; replace c/CnL with c/Chs alternative.
3079 (*tst_bitfield_tst): New define_insn.
3080 (*tst_bitfield_asr): New define_insn.
3081 (*tst_bitfield): New define_insn.
3082 (andsi3_i): Add Rrq variant.
3083 (extzv): New define_expand.
3084 (insv): New define_expand.
3085 (*insv_i): New define_insn.
3086 (*movb): New define_insn.
3087 (*movb_signed): New define_insn.
3088 (*movb_high): New define_insn.
3089 (*movb_high_signed): New define_insn.
3090 (*movb_high_signed + 1): New define_split pattern.
3091 (*mrgb): New define_insn.
3092 (*mrgb + 1): New define_peephole2 pattern.
3093 (*mrgb + 2): New define_peephole2 pattern.
3094 * config/arc/arc.opt (mbitops): New option for nps400, uses
3095 TARGET_NPS_BITOPS_DEFAULT.
3096 * config/arc/constraints.md (q): Make register class conditional.
3097 (Rrq): New register constraint.
3098 (Chs): New constraint.
3099 (Clo): New constraint.
3100 (Chi): New constraint.
3101 (Cbf): New constraint.
3102 (Cbn): New constraint.
3103 (C18): New constraint.
3104 (Cbi): New constraint.
3106 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3108 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3110 (bitmap_intersection_of_preds): Ditto.
3111 (bitmap_union_of_succs): Ditto.
3112 (bitmap_union_of_preds): Ditto.
3113 * sbitmap.c (do_popcount): Delete.
3114 (BITMAP_DEBUGGING): Delete.
3115 (sbitmap_verify_popcount): Delete.
3116 (sbitmap_alloc): Don't initialize the popcount field.
3117 (sbitmap_alloc_with_popcount): Delete.
3118 (sbitmap_resize): Don't resize the popcount array.
3119 (sbitmap_vector_alloc): Don't initialize the popcount field.
3120 (bitmap_copy): Don't copy the popcount array.
3121 (bitmap_clear): Don't clear the popcount array.
3122 (bitmap_clear): Delete the popcount array handling.
3123 (bitmap_ior_and_compl): Delete the popcount assert.
3124 (bitmap_not): Ditto.
3125 (bitmap_and_compl): Ditto.
3126 (bitmap_and): Delete the popcount array handling.
3127 (bitmap_xor): Ditto.
3128 (bitmap_ior): Ditto.
3129 (bitmap_or_and): Delete the popcount assert.
3130 (bitmap_and_or): Ditto.
3131 (popcount_table): Delete.
3132 (sbitmap_elt_popcount): Delete.
3133 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3134 (bitmap_set_bit): Delete the popcount assert.
3135 (bitmap_clear_bit): Ditto.
3136 (sbitmap_free): Don't free the popcount array.
3137 (sbitmap_alloc_with_popcount): Delete declaration.
3138 (sbitmap_popcount): Ditto.
3140 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3141 Andrew Burgess <andrew.burgess@embecosm.com>
3143 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3144 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3145 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3146 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3147 * config/arc/arc.opt (mcmem): New option.
3148 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3149 supply length for r/m alternative.
3150 (*extendqisi2_ac): Likewise.
3151 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3153 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3154 (movhi_insn): Likewise.
3155 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3156 (*zero_extendqihi2_i): Add r/Ucm alternative.
3157 (*zero_extendqisi2_ac): Likewise.
3158 (*zero_extendhisi2_i): Likewise.
3159 * config/arc/constraints.md (Uex): New memory constraint.
3160 (Ucm): New define_constraint.
3161 * config/arc/predicates.md (long_immediate_loadstore_operand):
3162 Return 0 for MEM with cmem_address address.
3163 (cmem_address_0): New predicates.
3164 (cmem_address_1): Likewise.
3165 (cmem_address_2): Likewise.
3166 (cmem_address): Likewise.
3168 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3170 * config/rs6000/rs6000.c (machine_function): Rename
3171 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3172 (rs6000_stack_info): Adjust.
3174 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3175 Andrew Burgess <andrew.burgess@embecosm.com>
3177 * config/arc/constraints.md (Usd): Convert to define_constraint.
3181 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3184 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3185 Add new peephole2 where the first insn is *mov<mode>_or instead of
3186 *mov<mode>_internal.
3188 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3190 * tracer.c (bb_seen): Make static.
3192 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3194 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3195 support, setup defaults.
3196 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3197 * config/arc/arc.c (arc_init): Add NPS400 support.
3198 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3199 (TARGET_ARC700): NPS400 is also an ARC700.
3200 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3202 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3205 * config/nds32/nds32.md (casesi): Don't access the operands array
3208 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3211 (or $-1,reg peephole2): Ditto.
3212 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3214 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3216 * doc/extend.texi (Common Function Attributes) [optimize]:
3217 Discourage use of the optimize attribute.
3219 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3221 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3222 special case builtin.
3223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3224 ALTIVEC_BUILTIN_VEC_ADDE.
3225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3226 support for ALTIVEC_BUILTIN_VEC_ADDE.
3227 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3228 for __builtin_vec_adde.
3230 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3232 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3233 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3235 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3238 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3239 attributes): Document cilkplus_runtime.
3241 2016-04-28 Martin Jambor <mjambor@suse.cz>
3243 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3244 this function. Call verify_expr on MEM_REFs and bases of other
3247 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3249 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3250 for WORD_REGISTER_OPERATIONS to runtime check.
3252 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3254 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3256 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3258 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3259 big-endian compilation.
3260 * config/arc/arc.md (addf3): Likewise.
3264 2016-04-28 Richard Biener <rguenther@suse.de>
3266 PR tree-optimization/70840
3267 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3268 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3269 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3270 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3272 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3274 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3275 and explain why in a comment.
3277 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3279 * config/arc/arc.md (cpu_facility): Add fpx variant.
3280 (subdf3): Prohibit use reverse sub when assist operations option
3282 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3283 instructions only when FPX is enabled.
3284 * testsuite/gcc.target/arc/trsub.c: New test.
3286 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3288 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3289 mult_operator when calculating "type" attribute.
3290 (*fop_<mode>_1_i387): Ditto.
3291 (*fop_xf_1_i387): Ditto.
3292 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3293 Use std::swap to swap operands. Use RTL expressions to generate
3296 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3297 Joern Rennecke <joern.rennecke@embecosm.com>
3299 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3301 (emit_pic_move): Remove.
3302 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3303 * config/arc/arc.c (emit_pic_move): Removed.
3304 (TARGET_HAVE_TLS): Define.
3305 (arc_conditional_register_usage): Test for arc_tp_regno.
3306 (arc_print_operand, arc_print_operand_address): Handle TLS
3308 (arc_needs_pcl_p): New function.
3309 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3310 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3311 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3312 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3313 (arc_legitimize_tls_address): Likewise.
3314 (DTPOFF_ZERO_SYM): Define.
3315 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3316 (arc_output_pic_addr_const): Print TLS unspecs.
3317 (prepare_pic_move): New function, replaces emit_pic_move.
3318 (arc_legitimate_constant_p): Handle TLS unspecs.
3319 (arc_legitimate_address_p): Likewise.
3320 (arc_rewrite_small_data_p): Use assert for TLS constants.
3321 (prepare_move_operands): Use prepare_pic_move.
3322 (arc_legitimize_address): Legitimize tls addresses.
3323 (arc_epilogue_uses): Check for arc_tp_regno.
3324 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3325 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3327 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3329 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3330 %(arc_tls_extra_start_spec).
3331 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3332 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3334 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3335 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3336 (UNSPEC_TLS_OFF): Add.
3338 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3339 (get_thread_pointersi): New patterns.
3340 * config/arc/arc.opt (mtp-regno): New option.
3341 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3342 (move_dest_operand): Likewise.
3343 * configure: Regenerate.
3344 * configure.ac: Add arc*-*-* case to test for tls.
3345 * doc/invoke.texi (ARC options): Document mtp-regno.
3347 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3349 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3350 the new ARC HS SIMD instructions.
3351 (arc_preferred_simd_mode): New function.
3352 (arc_autovectorize_vector_sizes): Likewise.
3353 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3354 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3355 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3356 (arc_init_builtins): Add new SIMD builtin types.
3357 (arc_split_move): Handle 64 bit vector moves.
3358 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3359 (TARGET_PLUS_QMACW): Define.
3360 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3361 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3362 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3363 (VSUBADD4H): New builtins.
3364 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3365 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3367 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3368 Matthias Klose <doko@debian.org>
3370 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3372 2016-04-28 Richard Biener <rguenther@suse.de>
3375 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3378 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3380 * common/config/sh/sh-common.c: Remove SH5 support.
3381 * config/sh/constraints.md: Likewise.
3382 * config/sh/config/sh/elf.h: Likewise.
3383 * config/sh/linux.h: Likewise.
3384 * config/sh/netbsd-elf.h: Likewise.
3385 * config/sh/predicates.md: Likewise.
3386 * config/sh/sh-c.c: Likewise.
3387 * config/sh/sh-protos.h: Likewise.
3388 * config/sh/sh.c: Likewise.
3389 * config/sh/sh.h: Likewise.
3390 * config/sh/sh.md: Likewise.
3391 * config/sh/sh.opt: Likewise.
3392 * config/sh/sync.md: Likewise.
3393 * config/sh/sh64.h: Delete.
3394 * config/sh/shmedia.h: Likewise.
3395 * config/sh/shmedia.md: Likewise.
3396 * config/sh/sshmedia.h: Likewise.
3397 * config/sh/t-netbsd-sh5-64: Likewise.
3398 * config/sh/t-sh64: Likewise.
3399 * config/sh/ushmedia.h: Likewise.
3401 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3403 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3404 general_reg_operand instead of register_operand predicate.
3406 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3408 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3410 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3412 * match.pd (A - B > A, A + B < A): New transformations.
3414 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3416 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3417 which defaults to true. Emit an outer pair of parentheses only if
3418 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3419 don't emit parentheses for the right-hand operand.
3421 2016-04-27 Jeff Law <law@redhat.com>
3423 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3425 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3427 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3428 (altivec_lvx_<mode>_internal): Document.
3429 (altivec_lvx_<mode>_2op): New define_insn.
3430 (altivec_lvx_<mode>_1op): Likewise.
3431 (altivec_lvx_<mode>_2op_si): Likewise.
3432 (altivec_lvx_<mode>_1op_si): Likewise.
3433 (altivec_stvx_<mode>): Remove.
3434 (altivec_stvx_<mode>_internal): Document.
3435 (altivec_stvx_<mode>_2op): New define_insn.
3436 (altivec_stvx_<mode>_1op): Likewise.
3437 (altivec_stvx_<mode>_2op_si): Likewise.
3438 (altivec_stvx_<mode>_1op_si): Likewise.
3439 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3440 Expand vec_ld and vec_st during parsing.
3441 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3443 (altivec_expand_stvx_be): Likewise.
3444 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3445 address-masking behavior in RTL.
3446 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3447 address-masking behavior in RTL.
3448 (altivec_expand_builtin): Change builtin code arguments for calls
3449 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3450 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3451 presence of lvx/stvx patterns.
3452 (alignment_with_canonical_addr): New function.
3453 (alignment_mask): Likewise.
3454 (find_alignment_op): Likewise.
3455 (recombine_lvx_pattern): Likewise.
3456 (recombine_stvx_pattern): Likewise.
3457 (recombine_lvx_stvx_patterns): Likewise.
3458 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3459 stvx patterns from expand.
3460 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3462 (vector_altivec_store_<mode>): Likewise.
3464 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3466 * config/aarch64/aarch64.md
3467 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3468 remove the "fp" attributes.
3469 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3470 add the "simd" attributes.
3471 (*movdf_aarch64): Likewise.
3472 (*movtf_aarch64): Remove the "fp" attributes.
3473 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3474 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3476 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3478 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3479 rtx to rtx_code_label *.
3480 * rtl.h (maybe_set_first_label_num): Likewise.
3482 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3484 * df-core.c (df_add_problem): Make the problem param be const.
3485 (df_remove_problem): Make local "problem" be const.
3486 * df-problems.c (problem_RD): Make const.
3487 (problem_LR): Likewise.
3488 (problem_LIVE): Likewise.
3489 (problem_MIR): Likewise.
3490 (problem_CHAIN): Likewise.
3491 (problem_WORD_LR): Likewise.
3492 (problem_NOTE): Likewise.
3493 (problem_MD): Likewise.
3494 * df-scan.c (problem_SCAN): Likewise.
3495 * df.h (struct df_problem): Make field "dependent_problem" be
3497 (struct dataflow): Likewise for field "problem".
3498 (df_add_problem): Make param const.
3500 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3502 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3503 inter-unit moves to/from vector registers are enabled. Do not disable
3506 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3508 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3509 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3511 (enum df_problem_id): ...this new enum.
3512 (struct df_problem): Convert field "id" from "int" to
3515 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3517 * rtl.def: Update comment for "things in the instruction chain" to
3518 reflect the removal of the leading "i" field for INSN_UID in
3519 r210360. Fix bogus apostrophe.
3521 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3523 * config/i386/i386.md
3524 (lea arith with mem operand + setcc peephole2): Set operator mode.
3526 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3529 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3530 (dimode_scalar_to_vector_candidate_p): This.
3531 (timode_scalar_to_vector_candidate_p): New function.
3532 (scalar_to_vector_candidate_p): Likewise.
3533 (timode_check_non_convertible_regs): Likewise.
3534 (timode_remove_non_convertible_regs): Likewise.
3535 (remove_non_convertible_regs): Likewise.
3536 (remove_non_convertible_regs): Renamed to ...
3537 (dimode_remove_non_convertible_regs): This.
3538 (scalar_chain::~scalar_chain): Make it virtual.
3539 (scalar_chain::compute_convert_gain): Make it pure virtual.
3540 (scalar_chain::mark_dual_mode_def): Likewise.
3541 (scalar_chain::convert_insn): Likewise.
3542 (scalar_chain::convert_registers): Likewise.
3543 (scalar_chain::add_to_queue): Make it protected.
3544 (scalar_chain::emit_conversion_insns): Likewise.
3545 (scalar_chain::replace_with_subreg): Likewise.
3546 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3547 (scalar_chain::convert_op): Likewise.
3548 (scalar_chain::convert_reg): Likewise.
3549 (scalar_chain::make_vector_copies): Likewise.
3550 (scalar_chain::convert_registers): New pure virtual function.
3551 (class dimode_scalar_chain): New class.
3552 (class timode_scalar_chain): Likewise.
3553 (scalar_chain::mark_dual_mode_def): Renamed to ...
3554 (dimode_scalar_chain::mark_dual_mode_def): This.
3555 (timode_scalar_chain::mark_dual_mode_def): New function.
3556 (timode_scalar_chain::convert_insn): Likewise.
3557 (dimode_scalar_chain::convert_registers): Likewise.
3558 (scalar_chain::compute_convert_gain): Renamed to ...
3559 (dimode_scalar_chain::compute_convert_gain): This.
3560 (scalar_chain::replace_with_subreg): Renamed to ...
3561 (dimode_scalar_chain::replace_with_subreg): This.
3562 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3563 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3564 (scalar_chain::make_vector_copies): Renamed to ...
3565 (dimode_scalar_chain::make_vector_copies): This.
3566 (scalar_chain::convert_reg): Renamed to ...
3567 (dimode_scalar_chain::convert_reg ): This.
3568 (scalar_chain::convert_op): Renamed to ...
3569 (dimode_scalar_chain::convert_op): This.
3570 (scalar_chain::convert_insn): Renamed to ...
3571 (dimode_scalar_chain::convert_insn): This.
3572 (scalar_chain::convert): Call convert_registers.
3573 (convert_scalars_to_vector): Change to scalar_chain pointer to
3574 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3575 in 32-bit mode. Delete scalar_chain pointer. Call
3576 free_dominance_info in 64-bit mode.
3577 (pass_stv::gate): Remove TARGET_64BIT check.
3578 (ix86_option_override): Put the 64-bit STV pass before the CSE
3581 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3583 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3584 dw_loc_frame_offset field.
3585 * dwarf2out.c (new_loc_descr): Likewise.
3586 (resolve_args_picking_1): Turn the VISITED hash set into a
3587 FRAME_OFFSET hash map. Use it to associate a frame offset to
3588 visited nodes. Remove uses of the CHECKING_P macro.
3589 (resolve_args_picking): Update call to resolve_args_picking_1.
3591 2016-04-27 Martin Liska <mliska@suse.cz>
3593 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3594 (free_loop_data): Release vuses of groups.
3596 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3598 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3599 instead of redundant use_id and boolean have_use_for.
3600 (struct iv_use): Change sub_id into group_id. Remove field next.
3601 Move fields: related_cands, n_map_members, cost_map and selected
3603 (struct iv_group): ... here. New structure.
3604 (struct iv_common_cand): Use structure declaration directly.
3605 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3606 (MAX_CONSIDERED_USES): Rename macro to ...
3607 (MAX_CONSIDERED_GROUPS): ... here.
3608 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3609 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3610 (dump_uses): Rename to ...
3611 (dump_groups): ... here. Update all uses.
3612 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3613 (find_induction_variables): Refactor format of dump information.
3614 (record_sub_use): Delete.
3615 (record_use): Update all uses.
3616 (record_group): New function.
3617 (record_group_use, find_interesting_uses_op): Call above functions.
3619 (find_interesting_uses_cond): Ditto.
3620 (group_compare_offset): New function.
3621 (split_all_small_groups): Rename to ...
3622 (split_small_address_groups_p): ... here. Update all uses.
3623 (split_address_groups): Update all uses.
3624 (find_interesting_uses): Refactor format of dump information.
3625 (add_candidate_1): Update all uses. Remove redundant check on iv,
3627 (add_candidate, record_common_cand): Remove redundant assert.
3628 (add_iv_candidate_for_biv): Update use.
3629 (add_iv_candidate_derived_from_uses): Update all uses.
3630 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3631 (alloc_use_cost_map): Ditto.
3632 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3633 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3634 (determine_use_iv_cost_generic): Ditto.
3635 (determine_group_iv_cost_generic): Ditto.
3636 (determine_use_iv_cost_address): Ditto.
3637 (determine_group_iv_cost_address): Ditto.
3638 (determine_use_iv_cost_condition): Ditto.
3639 (determine_group_iv_cost_cond): Ditto.
3640 (determine_use_iv_cost): Ditto.
3641 (determine_group_iv_cost): Ditto.
3642 (set_autoinc_for_original_candidates): Update all uses.
3643 (find_iv_candidates): Update all uses. Refactor dump information.
3644 (determine_use_iv_costs): Ditto.
3645 (determine_iv_costs): Ditto.
3646 (iv_ca_cand_for_use): Rename to ...
3647 (iv_ca_cand_for_group): ... here. Update all uses.
3648 (iv_ca_add_use, iv_ca_add_group): Ditto.
3649 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3650 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3651 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3652 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3653 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3654 (create_new_iv, adjust_iv_update_pos): Ditto.
3655 (rewrite_use_address): Delete.
3656 (rewrite_use_address_1): Rename to ...
3657 (rewrite_use_address): ... here.
3658 (rewrite_use_compare): Update all uses.
3659 (rewrite_use): Delete.
3660 (rewrite_uses): Rename to ...
3661 (rewrite_groups): ... here. Update all uses.
3662 (remove_unused_ivs, free_loop_data): Update all uses.
3663 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3665 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3667 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3668 for WORD_REGISTER_OPERATIONS to runtime check.
3670 2016-04-27 Richard Biener <rguenther@suse.de>
3673 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3674 aggregate_value_p to determine if a function result is
3675 returned by reference.
3676 (ipa_pta_execute): Functions having their address taken are
3677 not automatically nonlocal.
3679 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3682 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3683 * fold-const.c (operand_equal_p): If flag_checking and
3684 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3685 and if it returns non-zero, assert iterative_hash_expr on both
3688 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3690 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3692 2016-04-27 Nick Clifton <nickc@redhat.com>
3695 * varasm.c (merge_weak): Generate an error if an attempt is made
3696 to convert a non-weak static function into a weak, public function.
3698 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3700 * params.def (MAX_PARTITION_SIZE): New param.
3701 * doc/invoke.texi: Document lto-max-partition.
3703 2016-04-27 Richard Biener <rguenther@suse.de>
3706 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3707 function cummulating used_from_other_partition, externally_visible
3708 and force_output from aliases.
3709 (refered_from_nonlocal_var): Likewise.
3710 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3711 node flags properly.
3713 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3715 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3716 (-Wmemset-elt-size): New item.
3718 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3721 * stor-layout.h (internal_reference_types): Delete.
3722 * stor-layout.c (reference_types_internal): Likewise.
3723 (internal_reference_types): Likewise.
3724 (layout_type) <REFERENCE_TYPE>: Adjust.
3726 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3729 * tree.h (inchash::add_expr): Add FLAGS argument.
3730 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3731 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3732 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3733 Formatting fix. Adjust recursive calls. For tcc_comparison,
3734 if swap_tree_comparison (code) is smaller than code, hash that
3735 and arguments in the other order. Hash CONVERT_EXPR the same
3736 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3737 of ADDR_EXPR of decl as the decl itself. Add or remove
3738 OEP_ADDRESS_OF from recursive flags as needed. For
3739 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3740 operands commutatively and only the third one normally.
3741 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3743 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3745 * config/rtems.h (LIB_SPEC): Add -latomic.
3747 2016-04-27 Joel Sherrill <joel@rtems.org>
3749 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3750 xilink.ld and flags not relevant to RTEMS.
3752 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3754 * toplev.c (backend_init_target): Avoid calling init_reload when using
3757 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3759 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3760 for loops rather than one for the whole function.
3762 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3764 * match.pd (X + CST CMP X): New transformation.
3766 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3768 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3769 * fold-const.c (fold_binary_loc): Remove 2 transformations
3770 superseded by match.pd.
3771 * match.pd (x+x -> x*2): Generalize to integers.
3773 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3775 * config/i386/i386.md (operation on memory peephole): Duplicate an
3776 existing peephole and adapt it to match lea rather than an operation
3779 PR rtl-optimization/57193
3780 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3782 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3784 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3786 * tree-if-conv.c (any_pred_load_store): New static variable.
3787 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3788 any_pred_load_store instead of and_mask_load_store.
3789 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3790 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3791 (combine_blocks, tree_if_conversion): Ditto.
3793 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3795 PR tree-optimization/70771
3796 PR tree-optimization/70775
3797 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3798 virtual PHI nodes. Delete parameter.
3799 (if_convertible_loop_p_1): Delete argument to above function.
3800 (predicate_all_scalar_phis): Delete code handling single-argument
3802 (tree_if_conversion): Mark and update virtual SSA.
3804 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3807 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3808 (x86_elf_aligned_common): Rename to ...
3809 (x86_elf_aligned_decl_common): ... this.
3810 Add decl arg. Switch to .lbss for largecomm object. Use
3811 LARGECOMM_SECTION_ASM_OP.
3812 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3814 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3815 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3817 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3818 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3820 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3823 * config/i386/i386.c (SECTION_LARGE): Define.
3824 (x86_64_elf_select_section): Set it for large data/bss sections.
3825 Only clear SECTION_WRITE for .lrodata.
3826 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3828 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3829 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3830 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3832 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3833 * doc/tm.texi: Regenerate.
3835 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3838 * configure.ac (--enable-checking): Document extra flag, for
3839 non-release builds default to --enable-checking=yes,extra.
3840 If misc checking and extra checking, define CHECKING_P to 2 instead
3842 * common.opt (fchecking=): Add.
3843 * doc/invoke.texi (-fchecking=): Document.
3844 * doc/install.texi: Document --enable-checking changes.
3845 * configure: Regenerated.
3846 * config.in: Regenerated.
3848 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3851 attribute instead of which_alternative.
3852 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3853 Use EXT_REX_SSE_REG_P where appropriate.
3855 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3857 * config/i386/predicates.md (const0_operand): Do not match
3858 const_wide_int code.
3859 (const1_operand): Ditto.
3861 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3863 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3864 for SSE constm1 operands and TARGET_AVX512VL.
3865 (*movti_internal): Ditto.
3866 (*mov<mode>_or): Use constm1_operand predicate.
3867 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3868 for SSE vector_all_ones operands and TARGET_AVX512VL.
3869 * config/i386/predicates.md (constm1_operand): New predicate.
3870 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3871 emission of constant -1 load.
3873 2016-04-25 Jason Merrill <jason@redhat.com>
3875 * gdbinit.in: Skip is-a.h.
3877 * attribs.c (register_scoped_attributes): Fix logic.
3878 * attribs.h: Declare register_scoped_attributes.
3880 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3882 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3883 stxvd2x and stxvw4x built-in functions.
3885 2016-04-25 DJ Delorie <dj@redhat.com>
3887 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3888 (ashrhi3): Likewise.
3889 (lshrhi3): Likewise.
3891 2016-04-25 Richard Biener <rguenther@suse.de>
3893 PR tree-optimization/70780
3894 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3896 (compute_antic): Mark blocks with abnormal preds as visited as
3897 they have a final empty antic-in solution already.
3899 2016-04-25 Michael Collison <michael.collison@linaro.org>
3901 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3903 2016-04-25 Michael Collison <michael.collison@linaro.org>
3905 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3906 mode is VQI to improve mixed mode vectorization.
3907 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3908 define_insn to match low half of signed vaddw.
3909 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3910 define_insn to match high half of signed vaddw.
3911 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3912 define_insn to match low half of unsigned vaddw.
3913 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3914 define_insn to match high half of unsigned vaddw.
3915 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3916 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3917 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3919 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3920 * config/arm/predicates.md (vect_par_constant_high): Support
3921 big endian and simplify by calling
3922 arm_simd_check_vect_par_cnst_half
3923 (vect_par_constant_low): Likewise.
3925 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3927 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3928 predicate for operand 2.
3930 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3931 H.J. Lu <hongjiu.lu@intel.com>
3933 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3934 machine_mode argument.
3935 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3936 constm1_rtx operands. For VOIDmode constants, get mode from
3937 pred_mode. Check mode size if the mode is supported by ABI.
3938 (standard_sse_constant_opcode): Do not use standard_constant_p.
3939 Strictly check ABI support for all-ones operands.
3940 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3941 immediates. Update calls to standard_sse_constant_p.
3942 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3943 (ix86_rtx_costs): Ditto.
3944 * config/i386/i386.md (*movxi_internal_avx512f): Use
3945 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3946 Use (v,BC) alternative instead of (v,C). Use register_operand
3947 checks instead of MEM_P.
3948 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3949 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3950 isa attribute. Use register_operand checks instead of MEM_P.
3951 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3952 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3953 alternative and corresponding sse2 isa attribute.
3954 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3955 to standard_sse_constant_p.
3956 (FP constant splitters): Ditto.
3957 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3959 * config/i386/predicates.md (constm1_operand): Remove.
3960 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3961 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3962 vector_all_ones_operand instead of constm1_operand.
3964 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3966 * print-rtl.c (print_rtx_insn_vec): New function.
3967 * print-rtl.h: New prototype.
3968 * store-motion.c (struct st_expr): Make avail_stores a vector.
3969 (st_expr_entry): Adjust.
3970 (free_st_expr_entry): Likewise.
3971 (print_store_motion_mems): Likewise.
3972 (find_moveable_store): Likewise.
3973 (compute_store_table): Likewise.
3974 (delete_store): Likewise.
3975 (build_store_vectors): Likewise.
3977 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3979 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3981 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3983 * vec.h (vec_safe_contains): New function.
3984 (vec::contains): Likewise.
3985 (vec::begin): Likewise.
3986 (vec::end): Likewise.
3988 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3991 * cfgexpand.c (expand_stack_vars): Fix typo.
3993 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3995 * system.h (list, map, set, vector): Include conditionally.
3996 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3997 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3998 * ipa-icf.c (INCLUDE_LIST): Define.
3999 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4000 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4001 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4002 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4003 * cp/logic.cc (INCLUDE_LIST): Define.
4004 * fortran/trans-common.c (INCLUDE_MAP): Define.
4006 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4008 * auto-profile.c: Remove <string.h> include.
4009 * ipa-icf-gimple.c: Remove <list> include.
4010 * diagnostic.c: Remove <new> include.
4011 * genmatch.c: Likewise.
4012 * pretty-print.c: Likewise.
4013 * toplev.c: Likewise
4014 * c/c-objc-common.c: Likewise.
4015 * cp/error.c: Likewise.
4016 * fortran/error.c: Likewise.
4018 2016-04-22 Richard Biener <rguenther@suse.de>
4020 * lto-streamer-in.c (input_ssa_names): Do not allocate
4021 GIMPLE_NOP for all SSA names.
4022 * lto-streamer-out.c (output_ssa_names): Do not output
4023 SSA names that should have been released.
4025 2016-04-22 Richard Biener <rguenther@suse.de>
4027 PR tree-optimization/70740
4028 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4031 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4034 * config/i386/predicates.md (call_insn_operand): Replace
4035 sibcall_memory_operand with memory_operand.
4037 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4039 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4040 has_single_use() tests.
4041 (register_edge_assert_for_1): Likewise.
4042 (find_assert_locations_1): Check the liveness bitmap instead of
4043 checking has_single_use().
4045 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4048 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4049 Extract AVX-512BW constraint from AVX.
4051 2016-04-21 Richard Biener <rguenther@suse.de>
4053 PR tree-optimization/70725
4054 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4055 for phi_convertible_by_degenerating_args.
4056 (predicate_all_scalar_phis): Handle single-argument PHIs.
4058 2016-04-21 Richard Biener <rguenther@suse.de>
4061 * fold-const.c (fold_comparison): Return properly typed
4064 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4066 PR tree-optimization/70715
4067 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4068 after expanding BASE using expand_simple_operations.
4070 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4072 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4073 New transformations.
4075 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4077 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4079 2016-04-20 Jan Hubicka <jh@suse.cz>
4081 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4082 ultiimate_alias_target.
4083 (update_callee_keys): Likewise.
4084 (lookup_recursive_calls): Likewise.
4085 (speculation_useful_p): Likewise.
4087 2016-04-20 Jan Hubicka <jh@suse.cz>
4090 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4091 (set_nothrow_flag_1): ... this; handle interposition correctly;
4092 recurse on aliases and thunks.
4093 (cgraph_node::set_nothrow_flag): New.
4094 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4095 functions compiled with non-call exceptions that binds to current
4097 (propagate_nothrow): Be safe WRT interposition.
4098 * cgraph.h (set_nothrow_flag): Update prototype.
4100 2016-04-18 Jan Hubicka <jh@suse.cz>
4102 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4103 max_loop_iterations_int.
4104 (tree_unswitch_outer_loop): Likewise.
4106 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4108 PR tree-optimization/69489
4109 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4110 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4111 Revise dump message.
4112 (if_convertible_bb_p): Remove check on edge count of basic block's
4115 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4117 PR tree-optimization/56625
4118 PR tree-optimization/69489
4119 * tree-data-ref.h (DR_INNERMOST): New macro.
4120 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4121 hashing struct innermost_loop_behavior.
4122 (ref_DR_map): Remove.
4123 (innermost_DR_map): New map.
4124 (baseref_DR_map): Revise comment.
4125 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4126 to innermost_DR_map accroding to its innermost loop behavior.
4127 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4128 to its innermost loop behavior.
4129 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4130 Add initialization for innermost_DR_map. Record memory reference
4131 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4132 have innermost loop behavior.
4133 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4136 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4138 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4139 *lea_general_1. Use explicit SWI12 mode interator.
4140 (*lea<mode>_general_2): Rename from *lea_general_2.
4141 Use explicit SWI12 mode interator.
4142 (*lea<mode>_general_3): Rename from *lea_general_3.
4143 Use explicit SWI12 mode interator.
4144 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4145 Use explicit SWI12 mode interator.
4146 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4147 Use explicit SWI48 mode interator.
4149 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4151 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4152 Short-cut unaligned load and store cases. Handle all integer
4154 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4155 and store cases. Call ix86_avx256_split_vector_move_misalign
4156 directly without checking mode class.
4158 2016-04-20 Andrew Pinski <apinski@cavium.com>
4159 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4162 * config/aarch64/aarch64.md (sibcall): Force call
4163 address to be DImode for ILP32.
4164 (sibcall_value): Likewise.
4166 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4168 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4170 2016-04-20 Richard Biener <rguenther@suse.de>
4172 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4173 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4174 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4175 (maybe_push_res_to_seq): Adjust.
4176 * gimple-fold.c (maybe_build_generic_op): Likewise.
4178 2016-04-20 Marek Polacek <polacek@redhat.com>
4180 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4183 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4185 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4186 use kmovw to support AVX512F target.
4188 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4190 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4192 2016-04-20 Marek Polacek <polacek@redhat.com>
4194 PR tree-optimization/70725
4195 * tree-if-conv.c (is_false_predicate): New function.
4196 (predicate_mem_writes): Use it.
4198 2016-04-20 Richard Biener <rguenther@suse.de>
4200 PR tree-optimization/70726
4201 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4202 shift amounts from a pattern stmt operand.
4204 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4207 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4208 stack_restore_from_fpr pattern when restoring r15.
4209 (s390_optimize_prologue): Strip away the memory barrier in the
4210 parallel when trying to get rid of restore insns.
4211 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4212 definition for loading the stack pointer from an FPR. Compared to
4213 the normal move insn this pattern includes a full memory barrier.
4215 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4218 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4219 implicitly linear or lastprivate iterator on the outer context.
4221 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4223 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4225 * config/i386/i386.md (ssememalign): Removed.
4226 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4228 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4231 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4232 const short * to __builtin_ia32_loaddquhi512_mask.
4233 (_mm512_maskz_loadu_epi16): Likewise.
4234 (_mm512_mask_storeu_epi16): Pass short * to
4235 __builtin_ia32_storedquhi512_mask.
4236 (_mm512_mask_loadu_epi8): Pass const char * to
4237 __builtin_ia32_loaddquqi512_mask.
4238 (_mm512_maskz_loadu_epi8): Likewise.
4239 (_mm512_mask_storeu_epi8): Pass char * to
4240 __builtin_ia32_storedquqi512_mask.
4241 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4242 const double * to __builtin_ia32_loadupd512_mask.
4243 (_mm512_mask_loadu_pd): Likewise.
4244 (_mm512_maskz_loadu_pd): Likewise.
4245 (_mm512_storeu_pd): Pass double * to
4246 __builtin_ia32_storeupd512_mask.
4247 (_mm512_mask_storeu_pd): Likewise.
4248 (_mm512_loadu_ps): Pass const float * to
4249 __builtin_ia32_loadups512_mask.
4250 (_mm512_mask_loadu_ps): Likewise.
4251 (_mm512_maskz_loadu_ps): Likewise.
4252 (_mm512_storeu_ps): Pass float * to
4253 __builtin_ia32_storeups512_mask.
4254 (_mm512_mask_storeu_ps): Likewise.
4255 (_mm512_mask_loadu_epi64): Pass const long long * to
4256 __builtin_ia32_loaddqudi512_mask.
4257 (_mm512_maskz_loadu_epi64): Likewise.
4258 (_mm512_mask_storeu_epi64): Pass long long *
4259 to __builtin_ia32_storedqudi512_mask.
4260 (_mm512_loadu_si512): Pass const int * to
4261 __builtin_ia32_loaddqusi512_mask.
4262 (_mm512_mask_loadu_epi32): Likewise.
4263 (_mm512_maskz_loadu_epi32): Likewise.
4264 (_mm512_storeu_si512): Pass int * to
4265 __builtin_ia32_storedqusi512_mask.
4266 (_mm512_mask_storeu_epi32): Likewise.
4267 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4268 char * to __builtin_ia32_storedquqi256_mask.
4269 (_mm_mask_storeu_epi8): Likewise.
4270 (_mm256_mask_loadu_epi16): Pass const short * to
4271 __builtin_ia32_loaddquhi256_mask.
4272 (_mm256_maskz_loadu_epi16): Likewise.
4273 (_mm_mask_loadu_epi16): Pass const short * to
4274 __builtin_ia32_loaddquhi128_mask.
4275 (_mm_maskz_loadu_epi16): Likewise.
4276 (_mm256_mask_loadu_epi8): Pass const char * to
4277 __builtin_ia32_loaddquqi256_mask.
4278 (_mm256_maskz_loadu_epi8): Likewise.
4279 (_mm_mask_loadu_epi8): Pass const char * to
4280 __builtin_ia32_loaddquqi128_mask.
4281 (_mm_maskz_loadu_epi8): Likewise.
4282 (_mm256_mask_storeu_epi16): Pass short * to.
4283 __builtin_ia32_storedquhi256_mask.
4284 (_mm_mask_storeu_epi16): Pass short * to.
4285 __builtin_ia32_storedquhi128_mask.
4286 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4287 const double * to __builtin_ia32_loadupd256_mask.
4288 (_mm256_maskz_loadu_pd): Likewise.
4289 (_mm_mask_loadu_pd): Pass onst double * to
4290 __builtin_ia32_loadupd128_mask.
4291 (_mm_maskz_loadu_pd): Likewise.
4292 (_mm256_mask_storeu_pd): Pass double * to
4293 __builtin_ia32_storeupd256_mask.
4294 (_mm_mask_storeu_pd): Pass double * to
4295 __builtin_ia32_storeupd128_mask.
4296 (_mm256_mask_loadu_ps): Pass const float * to
4297 __builtin_ia32_loadups256_mask.
4298 (_mm256_maskz_loadu_ps): Likewise.
4299 (_mm_mask_loadu_ps): Pass const float * to
4300 __builtin_ia32_loadups128_mask.
4301 (_mm_maskz_loadu_ps): Likewise.
4302 (_mm256_mask_storeu_ps): Pass float * to
4303 __builtin_ia32_storeups256_mask.
4304 (_mm_mask_storeu_ps): ass float * to
4305 __builtin_ia32_storeups128_mask.
4306 (_mm256_mask_loadu_epi64): Pass const long long * to
4307 __builtin_ia32_loaddqudi256_mask.
4308 (_mm256_maskz_loadu_epi64): Likewise.
4309 (_mm_mask_loadu_epi64): Pass const long long * to
4310 __builtin_ia32_loaddqudi128_mask.
4311 (_mm_maskz_loadu_epi64): Likewise.
4312 (_mm256_mask_storeu_epi64): Pass long long * to
4313 __builtin_ia32_storedqudi256_mask.
4314 (_mm_mask_storeu_epi64): Pass long long * to
4315 __builtin_ia32_storedqudi128_mask.
4316 (_mm256_mask_loadu_epi32): Pass const int * to
4317 __builtin_ia32_loaddqusi256_mask.
4318 (_mm256_maskz_loadu_epi32): Likewise.
4319 (_mm_mask_loadu_epi32): Pass const int * to
4320 __builtin_ia32_loaddqusi128_mask.
4321 (_mm_maskz_loadu_epi32): Likewise.
4322 (_mm256_mask_storeu_epi32): Pass int * to
4323 __builtin_ia32_storedqusi256_mask.
4324 (_mm_mask_storeu_epi32): Pass int * to
4325 __builtin_ia32_storedqusi128_mask.
4326 * config/i386/i386-builtin-types.def (PCSHORT): New.
4328 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4329 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4330 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4331 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4332 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4333 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4334 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4335 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4336 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4337 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4338 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4339 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4340 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4341 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4342 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4343 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4344 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4345 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4346 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4347 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4348 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4349 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4350 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4351 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4352 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4353 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4354 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4355 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4356 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4357 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4358 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4359 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4360 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4361 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4362 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4363 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4364 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4365 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4366 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4367 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4368 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4369 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4370 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4371 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4372 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4373 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4374 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4375 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4376 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4378 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4379 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4381 (ix86_expand_vector_move_misalign): Likewise.
4382 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4383 to scalar function prototype for unaligned load/store builtins.
4384 (ix86_expand_special_args_builtin): Updated.
4385 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4386 (UNSPEC_STOREU): Likewise.
4387 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4388 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4389 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4390 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4391 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4392 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4393 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4394 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4395 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4396 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4397 (<avx512>_storedqu<mode>_mask): Likewise.
4398 (*sse4_2_pcmpestr_unaligned): Likewise.
4399 (*sse4_2_pcmpistr_unaligned): Likewise.
4400 (*mov<mode>_internal): Renamed to ...
4401 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4402 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4403 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4404 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4406 2016-04-19 Richard Biener <rguenther@suse.de>
4408 PR tree-optimization/70171
4409 * tree-ssa-phiprop.c: Include stor-layout.h.
4410 (phiprop_insert_phi): Handle the aggregate copy case.
4411 (propagate_with_phi): Likewise.
4413 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4416 instead of simplify_gen_subreg (... , 0).
4417 (ix86_delegitimize_address): Ditto.
4418 (ix86_split_divmod): Ditto.
4419 (ix86_split_copysign_const): Ditto.
4420 (ix86_split_copysign_var): Ditto.
4421 (ix86_expand_args_builtin): Ditto.
4422 (ix86_expand_round_builtin): Ditto.
4423 (ix86_expand_special_args_builtin): Ditto.
4424 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4425 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4426 (udivmodqi4): Ditto.
4427 (absneg splitters): Ditto.
4428 (*jcc_bt<mode>_1): Ditto.
4430 2016-04-19 Richard Biener <rguenther@suse.de>
4432 PR tree-optimization/70724
4433 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4434 restoring out from ...
4435 (free_scc_vn): ... here.
4436 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4437 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4439 (pass_fre::execute): Restore SSA info.
4441 2016-04-19 Richard Biener <rguenther@suse.de>
4443 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4444 * gimple-walk.c (walk_gimple_op): Initialize it.
4445 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4446 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4447 remapping SSA names of defs.
4448 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4451 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4454 * lra-constraints.c (equiv_substition_p): New.
4455 (process_alt_operands): Use it.
4456 (swap_operands): Swap it.
4457 (curr_insn_transform): Update it.
4459 2016-04-18 Michael Matz <matz@suse.de>
4461 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4462 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4463 * tree-core.h (tree_type_common.align): Use bit-field.
4464 (tree_type_common.spare): New.
4465 (tree_decl_common.off_align): Make smaller.
4466 (tree_decl_common.align): Use bit-field.
4468 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4469 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4470 (scan_sharing_clauses): Ditto.
4471 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4472 (omp_finish_file): Ditto.
4473 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4474 (layout_decl): Ditto.
4475 (relayout_decl): Ditto.
4476 (finalize_record_size): Use SET_TYPE_ALIGN.
4477 (finalize_type_size): Ditto.
4478 (finish_builtin_struct): Ditto.
4479 (layout_type): Ditto.
4480 (initialize_sizetypes): Ditto.
4481 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4482 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4483 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4484 (get_chain_field): Ditto.
4485 (get_trampoline_type): Ditto.
4486 (get_nl_goto_field): Ditto.
4487 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4489 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4490 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4491 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4492 (build_qualified_type): Use SET_TYPE_ALIGN.
4493 (build_aligned_type, build_range_type_1): Ditto.
4494 (build_atomic_base): Ditto.
4495 (build_common_tree_nodes): Ditto.
4496 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4497 (expand_one_stack_var_at): Ditto.
4498 * coverage.c (build_var): Use SET_DECL_ALIGN.
4499 * except.c (init_eh): Ditto.
4500 * function.c (assign_parm_setup_block): Ditto.
4501 * symtab.c (increase_alignment_1): Ditto.
4502 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4503 * tree-vect-stmts.c (ensure_base_align): Ditto.
4504 * varasm.c (align_variable): Ditto.
4505 (assemble_variable): Ditto.
4506 (build_constant_desc): Ditto.
4507 (output_constant_def_contents): Ditto.
4509 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4510 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4511 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4512 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4513 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4515 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4518 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4519 replace %vmovsd with "%vmovq".
4520 (vec_concatv2df): Likewise.
4522 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4525 (*vec_extractv2si_0): Ditto.
4526 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4527 (zero_extended_scalar_load_operand splitters): Ditto.
4528 (vec_extract splitters): Ditto.
4529 (*vec_extractv4si_0_zext): Ditto.
4530 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4532 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4533 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4534 (*sse4_1_extractps): Use lowpart_subreg.
4535 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4537 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4539 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4541 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4542 Mention Solaris 11 packaging changes.
4543 Update gas and gld requirements.
4544 Remove reference to pre-Solaris 10 bug.
4545 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4547 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4550 2016-04-17 Jan Hubicka <jh@suse.cz>
4552 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4553 max_loop_iterations_int.
4555 2016-04-18 Richard Biener <rguenther@suse.de>
4557 PR tree-optimization/43434
4558 * tree-ssa-structalias.c (struct vls_data): New.
4559 (visit_loadstore): Handle all pointer-based accesses.
4560 (compute_dependence_clique): Compute a bitmap of restrict tags
4561 assigned bases and pass it to visit_loadstore.
4563 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4566 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4567 armv8.1-a and armv8.1-a+crc.
4569 2016-04-18 Richard Biener <rguenther@suse.de>
4571 PR tree-optimization/70701
4572 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4573 references after translating through a memcpy.
4575 2016-04-18 Richard Biener <rguenther@suse.de>
4577 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4578 (compute_antic): ... here. For partial antic use regular
4579 postorder and scrap iteration.
4580 (compute_partial_antic_aux): Remove unused return value.
4581 (init_pre): Do not allocate postorder.
4582 (fini_pre): Do not free postorder.
4584 2016-04-18 Richard Biener <rguenther@suse.de>
4587 * expmed.c (extract_bit_field_1): Remove broken case
4588 using a wider MODE_INT mode.
4590 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4592 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4593 unless compiling with at least GCC-4.8.
4595 2016-04-17 Jan Hubicka <jh@suse.cz>
4598 * graphite.c (graphite_finalize): Update call to
4599 tree_estimate_probability.
4600 * predict.h (tree_estimate_probability): Update prototype.
4602 2016-04-17 Jan Hubicka <jh@suse.cz>
4604 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4605 (tree_estimate_probability): Likewise.
4606 (pass_profile::execute): Update.
4607 (report_predictor_hitrates): New function.
4608 * profile.c (compute_branch_probabilities): Use it.
4609 * predict.h (report_predictor_hitrates): Declare.
4611 2016-04-17 Jan Hubicka <jh@suse.cz>
4614 * cgraph.h (cgraph_node::set_const_flag,
4615 cgraph_node::set_pure_flag): Update prototype to return bool;
4617 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4618 of interposable symbol are interposable, too.
4619 (cgraph_set_const_flag_1): Rename to ...
4620 (set_const_flag_1): ... this one; change to self recursive function
4621 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4622 clearnig the flag in all variants and also virtual thunks of const
4623 functions are pure; track if any change was done.
4624 (cgraph_node::set_const_flag): Update.
4625 (struct set_pure_flag_info): New struct.
4626 (cgraph_set_pure_flag_1): Rename to ...
4627 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4628 rather than pointer encoded flags; track if any changes was done;
4629 handle correctly clearning flag and setting flag of aliases already
4631 (cgraph_node::set_pure_flag): Update.
4632 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4634 2016-04-17 Tom de Vries <tom@codesourcery.com>
4637 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4640 2016-04-17 Tom de Vries <tom@codesourcery.com>
4642 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4643 '{}<> ' as escape-for-record.
4645 2016-04-17 Tom de Vries <tom@codesourcery.com>
4647 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4650 2016-04-17 Tom de Vries <tom@codesourcery.com>
4653 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4654 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4655 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4656 * passes.c (finish_optimization_passes): Only call
4657 finish_graph_dump_file if dfi->graph_dump_initialized.
4658 (execute_function_dump, pass_init_dump_file): Use
4659 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4661 2016-04-17 Tom de Vries <tom@codesourcery.com>
4663 PR tree-optimization/70256
4664 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4665 (debug_varmap): New function.
4667 2016-04-17 Tom de Vries <tom@codesourcery.com>
4670 * passes.c (pass_manager::register_pass): Propagate pflags.
4672 2016-04-17 Tom de Vries <tom@codesourcery.com>
4675 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4676 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4677 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4678 check if it's equal to p_start.
4679 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4681 2016-04-15 Jan Hubicka <jh@suse.cz>
4684 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4685 function does not bind to current def.
4686 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4687 handle conservatively calls to functions that does not need to bind
4689 (check_call): Update call of worse_state.
4690 (ignore_edge_for_nothrow): Update.
4691 (ignore_edge_for_pure_const): Likewise.
4692 (propagate_pure_const): Update calls to worse_state.
4693 (skip_function_for_local_pure_const): Reformat comments.
4695 2016-04-15 Jan Hubicka <jh@suse.cz>
4698 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4699 (cgraph_node::function_symbol): Likewise.
4700 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4701 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4702 (symtab_node::ultimate_alias_target): Add REF parameter.
4703 (symtab_node::binds_to_current_def_p): Declare.
4704 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4705 (cgraph_node::function_symbol): Likewise.
4706 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4707 (cgraph_node::get_availability): Likewise.
4708 (cgraph_edge::binds_to_current_def_p): New inline function.
4709 (varpool_node::get_availability): Add REF parameter.
4710 (varpool_node::ultimate_alias_target): Likewise.
4711 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4712 (symtab_node::binds_to_current_def_p): Likewise.
4713 * varpool.c (varpool_node::get_availability): Likewise.
4715 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4718 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4719 Fix mode size check.
4721 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4723 * BASE-VER: Set to 7.0.0.
4725 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4727 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4729 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4731 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4732 architecture revisions.
4734 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4736 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4737 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4738 * config/i386/i386.md (stack decrement to push peepholes): Guard
4739 with !x86_using_red_zone ().
4741 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4744 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4745 to dump_generic_node.
4746 (NIY): Pass also flags to do_niy.
4748 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4750 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4751 (simd_clone_vector_of_formal_parm_types)
4752 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4753 (simd_clone_mangle, simd_clone_create)
4754 (simd_clone_adjust_return_type, create_tmp_simd_array)
4755 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4756 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4757 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4758 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4759 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4760 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4761 * omp-simd-clone.c: ... this new file.
4762 (simd_clone_vector_of_formal_parm_types): Make it static.
4763 * Makefile.in (OBJS): Add omp-simd-clone.o.
4765 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4768 * config/i386/sse.md: Use proper memory operand modifiers.
4771 2016-04-15 Richard Biener <rguenther@suse.de>
4772 Alan Modra <amodra@gmail.com>
4774 PR tree-optimization/70130
4775 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4776 when alignment stays not the same and no not use the realign
4779 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4782 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4783 direct move handlers for KFmode. Change TFmode handlers test from
4784 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4786 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4789 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4790 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4791 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4792 * tree-ssa-live.c (remove_unused_scope_block_p): When
4793 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4794 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4795 block_ultimate_origin is FUNCTION_DECL.
4796 (remove_unused_locals): If current_function_decl is
4797 polymorphic_ctor_dtor_p, pass initial true to
4798 remove_unused_scope_block_p' is_ctor_dtor_block.
4800 2016-04-14 Martin Sebor <msebor@redhat.com>
4805 * doc/extend.texi (Variable Length): Revert.
4807 2016-04-14 Marek Polacek <polacek@redhat.com>
4808 Jan Hubicka <hubicka@ucw.cz>
4811 * tree.c (verify_type): Disable the canonical type of main variant
4814 2016-04-14 Jason Merrill <jason@redhat.com>
4816 * cfgexpand.c, expr.c: Revert previous change.
4818 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4821 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4822 when building a mem ref for the incoming reduction variable.
4824 2016-04-14 Richard Biener <rguenther@suse.de>
4826 PR tree-optimization/70614
4827 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4828 loop if the evolution dropped to chrec_dont_know.
4829 (interpret_condition_phi): Likewise.
4831 2016-04-14 Richard Biener <rguenther@suse.de>
4833 PR tree-optimization/70623
4834 * tree-ssa-pre.c (changed_blocks): Make global ...
4835 (compute_antic): ... local here. Move and fix worklist
4836 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4837 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4838 worklist handling, dump when ANTIC_IN changed.
4839 (compute_partial_antic_aux): Remove worklist handling.
4840 (init_pre): Do not compute post dominators. Add a comment about
4841 the CFG order chosen.
4842 (fini_pre): Do not free post dominators.
4844 2016-04-13 Martin Sebor <msebor@redhat.com>
4849 * doc/extend.texi (Variable Length): Document C++ specifics.
4851 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4854 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4855 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4856 eh edges have been purged.
4859 * tree-sra.c (create_access_replacement,
4860 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4862 * tree-pretty-print.c (dump_fancy_name): New function.
4863 (dump_decl_name, dump_generic_node): Use it.
4865 2016-04-13 Jason Merrill <jason@redhat.com>
4867 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4868 * expr.c (expand_expr_real_1): Likewise.
4870 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4872 * config/i386/i386.md (kunpckhi): Swap operands.
4873 (kunpcksi): Likewise.
4874 (kunpckdi): Likewise.
4875 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4876 (vec_pack_trunc_<mode>): Likewise.
4878 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4881 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4884 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4885 gimplification turns some element into non-constant.
4888 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4889 * explow.c (convert_memory_address_addr_space_1): No longer static,
4890 add NO_EMIT argument and don't call convert_modes if true, pass
4891 it down recursively, remove break after return.
4892 (convert_memory_address_addr_space): Adjust caller.
4893 * simplify-rtx.c (simplify_unary_operation_1): Call
4894 convert_memory_address_addr_space_1 instead of convert_memory_address,
4895 if it returns NULL, don't simplify.
4897 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4900 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4902 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4904 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4905 Bump the upper SIMDLEN limits, so that if the return type or
4906 characteristic type if the return type is void can be passed in
4907 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4910 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4913 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4914 Do not use "=" constraint on an input constraint.
4915 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4916 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4917 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4918 generates (neg (abs ...)) instead of (abs ...).
4920 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4922 PR rtl-optimization/70596
4923 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4924 just invalidate LRA data and reset them. Adjust dump wording.
4926 2016-04-12 Martin Liska <mliska@suse.cz>
4929 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4931 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4933 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4934 max_loop_iterations_int.
4935 (tree_unswitch_outer_loop): Likewise.
4936 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4937 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4939 2016-04-12 Tom de Vries <tom@codesourcery.com>
4941 PR tree-optimization/68756
4942 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4943 instead of new_name.
4945 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4947 PR tree-optimization/70602
4948 * tree-sra.c (generate_subtree_copies): Don't write anything into
4949 constant pool decls.
4951 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4952 regardless whether there are depend clauses or not.
4954 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4957 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4958 target attribute and pragma from changing the -mfloat128
4959 and -mfloat128-hardware options.
4961 * doc/extend.texi (Additional Floating Types): Document PowerPC
4962 __float128 restrictions.
4964 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4967 * config/aarch64/driver-aarch64.c
4968 (aarch64_get_extension_string_for_isa_flags): New.
4969 (arch_extension): Rename to...
4970 (aarch64_arch_extension): ...This.
4971 (ext_to_feat_string): Rename to...
4972 (aarch64_extensions): ...This.
4973 (aarch64_core_data): Keep track of architecture extension flags.
4974 (cpu_data): Rename to...
4975 (aarch64_cpu_data): ...This.
4976 (aarch64_arch_driver_info): Keep track of architecture extension
4978 (get_arch_name_from_id): Rename to...
4979 (get_arch_from_id): ...This, change return type.
4980 (host_detect_local_cpu): Update and reformat for renames, handle
4981 extensions through common infrastructure.
4983 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4986 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4987 track of a canonical flag name.
4988 (all_extensions): Likewise.
4989 (arch_to_arch_name): Also track extension flags enabled by the arch.
4990 (all_architectures): Likewise.
4991 (aarch64_parse_extension): Move to here.
4992 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4994 (aarch64_rewrite_selected_cpu): Update for above change.
4995 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4996 are handled, such that the single explicit value enabled by an
4997 extension is kept seperate from the implicit values it also enables.
4998 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5000 (aarch64_parse_extension): New.
5001 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5002 here to config/aarch64/aarch64-protos.h.
5003 (aarch64_parse_extension): Move from here to
5004 common/config/aarch64/aarch64-common.c.
5005 (aarch64_option_print): Update.
5006 (aarch64_declare_function_name): Likewise.
5007 (aarch64_start_file): Likewise.
5008 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5009 the canonical flag for extensions.
5010 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5013 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5015 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5018 2016-04-09 Tom de Vries <tom@codesourcery.com>
5020 PR tree-optimization/68953
5021 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5022 first to last subscript.
5024 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5026 PR tree-optimization/70586
5027 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5030 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5034 PR tree-optimization/70373
5038 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5039 clauses for acc parallel reductions as necessary. Error on those
5041 * omp-low.c (scan_sharing_clauses): Don't install variables which
5042 are used in acc parallel reductions.
5043 (lower_rec_input_clauses): Remove dead code.
5044 (lower_oacc_reductions): Add support for reference reductions.
5045 (lower_reduction_clauses): Remove dead code.
5046 (lower_omp_target): Don't remap variables appearing in acc parallel
5048 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5050 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5053 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5054 with multiple SSA_NAME defs, force the outputs other than first
5055 to be live before calling live_track_process_def on each output.
5057 PR rtl-optimization/70574
5058 * fwprop.c (forward_propagate_and_simplify): Don't add
5059 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5060 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5061 paradoxical subregs within *loc.
5063 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5065 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5066 -ftree-parallelize-loops={0,1}.
5067 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5068 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5069 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5070 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5071 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5073 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5076 * asan.c (instrument_derefs): If we get unknown location, extract it
5078 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5080 2016-04-08 Tom de Vries <tom@codesourcery.com>
5082 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5083 implicit firstprivate clause.
5085 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5088 * config/arm/thumb2.md (tst + branch-> lsls + branch
5089 peephole below *orsi_not_shiftsi_si): Require that condition
5090 register is dead after the peephole.
5091 (second peephole after the above): Likewise.
5093 2016-04-08 Alan Modra <amodra@gmail.com>
5096 * builtins.c (fold_builtin_classify): For IBM extended precision,
5097 look at just the high-order double to test for NaN.
5098 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5099 test just the high double for Inf but both doubles for subnormal
5102 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5104 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5105 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5106 node->simdclone->mask_mode != VOIDmode masks.
5107 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5108 earlier, use it instead of node->simdclone.
5109 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5110 Set clonei->mask_mode.
5112 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5115 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5116 Pass it through to cp_parser_already_scoped_statement.
5117 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5118 it through to cp_parser_statement.
5119 (cp_parser_statement): Pass IF_P through to
5120 cp_parser_iteration_statement.
5121 (cp_parser_pragma): Adjust call to
5122 cp_parser_iteration_statement.
5124 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5127 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5128 resolve a future -Wparentheses warning.
5129 * omp-low.c (scan_sharing_clauses): Likewise.
5130 * tree-parloops.c (eliminate_local_variables): Likewise.
5132 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5134 PR rtl-optimization/70398
5135 * lra-constraints.c (process_address_1): Check zero scale and code
5136 for reloading with zero scale.
5138 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5140 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5141 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5143 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5145 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5146 Add support for AVX512F clones, include them by default for
5147 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5148 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5152 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5153 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5154 firstprivate clauses.
5155 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5156 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5157 (lower_omp_target): Set TREE_NO_WARNING for
5158 non-addressable possibly uninitialized vars which are copied into
5159 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5161 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5163 * config/pa/predicates.md (integer_store_memory_operand): Accept
5164 REG+D operands with a large offset when reload_in_progress is true.
5165 (floating_point_store_memory_operand): Likewise.
5167 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5170 * match.pd (nested int casts): Limit to GIMPLE.
5172 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5175 * ipa-devirt.c (maybe_record_node): Fix comment; use
5176 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5178 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5180 PR rtl-optimization/70542
5181 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5182 if there are any uses other than insn or debug insns.
5184 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5185 Jakub Jelinek <jakub@redhat.com>
5187 PR tree-optimization/70509
5188 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5189 Shift HOST_WIDE_INT_1U instead of 1.
5191 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5193 PR tree-optimization/70509
5194 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5195 of the vector base type for index.
5197 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5202 2016-04-05 Richard Biener <rguenther@suse.de>
5204 PR tree-optimization/70526
5205 * tree-sra.c (build_ref_for_offset): Use prev_base to
5206 extract the alias pointer type.
5208 2016-04-05 Richard Biener <rguenther@suse.de>
5210 * dse.c (struct store_info): Remove alias_set member.
5211 (struct read_info_type): Likewise.
5212 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5213 spill_deleted, clear_alias_set_lookup): Remove.
5214 (get_group_info): Remove dead base == NULL_RTX case.
5215 (dse_step0): Remove initialization of removed variables.
5216 (delete_dead_store_insn): Reomve alias set dumping.
5217 (free_read_records): Remove alias_set handling.
5218 (canon_address): Remove alias_set_out parameter.
5219 (record_store): Remove spill_alias_set, it's always zero.
5220 (check_mem_read_rtx): Likewise.
5221 (dse_step2): Rename from ...
5222 (dse_step2_nospill): ... this. Adjust.
5223 (scan_stores): Rename from ...
5224 (scan_stores_nospill): ... this.
5225 (scan_reads): Rename from ...
5226 (scan_reads_nospill): ... this.
5227 (scan_stores_spill, scan_reads_spill): Remove.
5228 (dse_step3_scan): Remove for_spills argument which is always false.
5229 (dse_step3): Likewise.
5230 (dse_step5): Rename from ...
5231 (dse_step5_nospill): ... this. Remove alias_set handling.
5232 (rest_of_handle_dse): Adjust.
5234 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5237 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5238 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5239 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5240 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5242 2016-04-05 Richard Biener <rguenther@suse.de>
5245 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5246 non-register type temporaries into SSA.
5248 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5251 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5252 calls when sanitizing.
5253 (possible_polymorphic_call_target_p): Fix formatting.
5255 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5256 Jakub Jelinek <jakub@redhat.com>
5259 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5260 to ensure a call statement is compatible with a built-in's
5262 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5265 2016-04-04 Richard Biener <rguenther@suse.de>
5267 PR rtl-optimization/70484
5268 * rtl.h (canon_output_dependence): Declare.
5269 * alias.c (canon_output_dependence): New function.
5270 * dse.c (record_store): Use canon_output_dependence rather
5271 than canon_true_dependence.
5273 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5276 * cgraph.h (symtab_node::copy_visibility_from): New function.
5277 * symtab.c (symtab_node::copy_visibility_from): New function.
5278 * ipa-visibility.c (optimize_weakref): New function.
5279 (function_and_variable_visibility): Use it.
5281 2016-04-04 Martin Liska <mliska@suse.cz>
5284 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5285 value that is really in range handled by SBR instruction.
5286 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5287 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5288 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5290 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5294 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5295 set, but not for SP_REG operands.
5297 2016-04-02 Martin Sebor <msebor@redhat.com>
5300 * fold-const.c (maybe_nonzero_address): New function.
5301 (fold_comparison): Call it. Fold equality and relational
5302 expressions involving null pointers.
5303 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5305 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5307 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5308 the "Y" constraint (scalar FP 0.0 immediate).
5310 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5311 Add the "const_double" to the list of operand constraints.
5313 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5315 PR rtl-optimization/70467
5316 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5317 If low word of the last operand is 0, just emit addition/subtraction
5320 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5323 * config/s390/s390.c (s390_expand_insv): Check for everything
5324 constant instead of just VOIDmode stuff.
5326 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5329 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5331 2016-04-01 Nathan Sidwell <nathan@acm.org>
5333 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5335 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5337 PR rtl-optimization/70461
5338 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5341 2016-03-31 Martin Liska <mliska@suse.cz>
5344 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5345 a tree value or an immediate integer value to a buffer
5346 that is eventually copied to a BRIG section.
5347 (emit_immediate_operand): Call the function here.
5348 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5349 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5350 of class' fields that are removed.
5351 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5352 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5353 m_brig_repr_size fields.
5355 2016-03-31 Martin Liska <mliska@suse.cz>
5358 * hsa-gen.c (hsa_function_representation::update_dominance): New
5360 (convert_addr_to_flat_segment): Likewise.
5361 (gen_hsa_memory_set): New alignment argument.
5362 (gen_hsa_ctor_assignment): Likewise.
5363 (gen_hsa_insns_for_single_assignment): Provide alignment
5364 to gen_hsa_ctor_assignment.
5365 (gen_hsa_insns_for_direct_call): Add new argument.
5366 (expand_lhs_of_string_op): New function.
5367 (expand_string_operation_builtin): Likewise.
5368 (expand_memory_copy): New function.
5369 (expand_memory_set): New function.
5370 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5371 (convert_switch_statements): Change signature.
5372 (generate_hsa): Use a return value of the function.
5373 (pass_gen_hsail::execute): Do not call
5374 convert_switch_statements here.
5375 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5376 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5377 (hsa_function_representation::update_dominance): New function.
5379 2016-03-31 Martin Liska <mliska@suse.cz>
5382 * hsa-brig.c (emit_directive_variable): Emit alignment
5383 according to hsa_symbol::m_align.
5384 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5385 (dump_hsa_symbol): Dump alignment of HSA symbols.
5386 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5387 (gen_hsa_addr_with_align): New function.
5388 (hsa_bitmemref_alignment): Use newly added function.
5389 (gen_hsa_insns_for_load): Likewise.
5390 (gen_hsa_insns_for_store): Likewise.
5391 (gen_hsa_memory_copy): New argument added.
5392 (gen_hsa_insns_for_single_assignment): Respect
5393 alignment for assignments processed via gen_hsa_memory_copy.
5394 (gen_hsa_insns_for_direct_call): Likewise.
5395 (gen_hsa_insns_for_return): Likewise.
5396 (gen_function_def_parameters): Set default alignment.
5397 * hsa.c (hsa_object_alignment): New function.
5398 (hsa_byte_alignment): Pasted function.
5399 * hsa.h (hsa_symbol::m_align): New field.
5401 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5403 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5404 scratch field for goto case.
5406 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5408 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5410 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5413 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5414 (scalar_chain::convert_insn): Call convert_op for reg
5415 moves to handle undefined registers.
5417 2016-03-31 Nathan Sidwell <nathan@acm.org>
5420 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5421 Assert we don't want to move backwards.
5423 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5426 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5428 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5430 PR rtl-optimization/70460
5431 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5432 with operand from REG_LABEL_OPERAND, instead substitute
5433 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5434 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5436 2016-03-31 Martin Liska <mliska@suse.cz>
5438 * passes.c (execute_one_pass): Do not call
5439 todo_after for a discarded function.
5441 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5443 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5444 (no_cost, infinite_cost): Initialize the new field.
5445 (get_computation_cost_at): Record setup cost.
5446 (determine_use_iv_cost_address): Skip cost computation for sub
5447 uses if we can estimate it without losing accuracy.
5449 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5451 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5453 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5454 max_loop_iterations_int.
5455 (tree_unswitch_outer_loop): Likewise.
5456 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5457 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5459 2016-03-30 Richard Biener <rguenther@suse.de>
5462 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5464 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5467 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5468 in gen_blendm expander.
5470 2016-03-30 Nick Clifton <nickc@redhat.com>
5473 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5474 case where we are already provided with an SImode SUBREG.
5476 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5479 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5480 conflict between DRAP register and __builtin_eh_return.
5482 2016-03-30 Michael Matz <matz@suse.de>
5483 Richard Biener <rguenther@suse.de>
5486 * ipa-polymorphic-call.c (struct type_change_info): Change
5487 speculative to an unsigned allowing to limit the work we do.
5488 (csftc_abort_walking_p): New inline function..
5489 (check_stmt_for_type_change): Limit the number of may-defs
5490 skipped for speculative devirtualization to
5491 max-speculative-devirt-maydefs.
5492 * params.def (max-speculative-devirt-maydefs): New param.
5493 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5495 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5498 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5501 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5503 PR tree-optimization/59124
5504 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5505 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5507 2016-03-29 Jeff Law <law@redhat.com>
5509 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5511 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5513 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5516 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5518 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5519 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5520 gcrt0.o if linking dynamically.
5522 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5525 * ipa-devirt.c (methods_equal_p): New function.
5526 (compare_virtual_tables): Use it.
5527 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5528 * cgraphclones.c (clone_function_name_1): Use
5529 symbol_table::symbol_suffix_separator.
5530 * coverage.c (build_var): Likewise.
5531 * symtab.c (symbol_table::symbol_suffix_separator): New.
5533 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5535 PR rtl-optimization/70429
5536 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5537 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5538 mode != result_mode.
5541 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5543 PR tree-optimization/70405
5544 * ssa-iterators.h (num_imm_uses): Add missing braces.
5546 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5548 PR rtl-optimization/68695
5549 * ira-color.c (allocno_copy_cost_saving): New.
5550 (improve_allocation): Use it.
5552 2016-03-29 Richard Henderson <rth@redhat.com>
5555 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5557 2016-03-29 Richard Biener <rguenther@suse.de>
5560 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5561 use alignment returned by get_pointer_alignment_1 if it is
5562 bigger than BITS_PER_UNIT.
5563 * builtins.c (get_pointer_alignment_1): Do not return true
5564 for alignment extracted from SSA info.
5566 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5568 * config/ft32/ft32.opt (mnodiv): New.
5569 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5570 * doc/invoke.texi (FT32 Options -mnodiv): New.
5572 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5575 * config/i386/i386.md (define_split, andn): Fix modes.
5577 2016-03-26 Richard Biener <rguenther@suse.de>
5578 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5581 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5583 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5584 as 2nd argument to cl_optimization_restore().
5586 2016-03-25 Richard Henderson <rth@redhat.com>
5589 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5590 * config/aarch64/aarch64-protos.h: Declare it.
5591 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5593 2016-03-25 Alan Modra <amodra@gmail.com>
5596 * config/rs6000/constraints.md (j): Simplify.
5597 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5599 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5600 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5601 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5602 in all constraint alternatives.
5603 (movtd_64bit_nodm): Delete "j" constraint alternative.
5605 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5607 * tree-ssa-propagate.c: Enhance docs for
5608 SSA_PROP_NOT_INTERESTING.
5610 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5612 * doc/extend.texi: Fix typo in documentation to pure attribute.
5614 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5617 * config/pa/pa.md (bswapdi2): Use a scratch register.
5619 2016-03-24 Richard Henderson <rth@redhat.com>
5622 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5625 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5627 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5628 using ix86_expand_binary_operator instead of gen_andsi3.
5630 2016-03-24 Richard Biener <rguenther@suse.de>
5632 PR tree-optimization/70396
5633 * tree-vect-stmts.c (vectorizable_comparison): Use
5634 get_vectype_for_scalar_type.
5636 2016-03-24 Richard Biener <rguenther@suse.de>
5639 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5640 with register bases.
5642 2016-03-24 Richard Biener <rguenther@suse.de>
5644 PR tree-optimization/70372
5645 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5646 build_all_ones_cst to also handle vector types correctly.
5648 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5651 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5654 2016-03-23 Marek Polacek <polacek@redhat.com>
5657 * doc/invoke.texi: Document -Wignored-attributes.
5659 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5661 PR tree-optimization/69042
5662 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5663 parameter from 30 to 40.
5665 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5667 PR tree-optimization/69042
5668 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5669 for use with constant offset stripped in base.
5671 2016-03-23 Richard Biener <rguenther@suse.de>
5674 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5675 mode compatibility check.
5676 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5678 2016-03-23 Jeff Law <law@redhat.com>
5680 PR tree-optimization/64058
5681 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5683 (struct ssa_conflicts): Move up earlier in the file.
5684 (conflicts_, var_map_): New static variables.
5685 (initialize_conflict_count): New function to initialize the
5686 CONFLICT_COUNT field for each conflict pair.
5687 (compare_pairs): Lazily initialize the conflict count and use it
5688 as the first tie-breaker.
5689 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5690 and wipe conflicts_ and map_ around the call to qsort. Remove
5691 special case for 2 coalesce pairs.
5692 * bitmap.c (bitmap_count_unique_bits): New function.
5693 (bitmap_count_bits_in_word): New function, extracted from
5695 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5696 * bitmap.h (bitmap_count_unique_bits): Declare it.
5698 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5701 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5702 transparent alias chain for decl assembler name.
5703 * config/sol2.c (solaris_assemble_visibility): Likewise.
5705 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5707 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5709 (v10_fdivs): Likewise.
5710 (v10_fdivd): Likewise.
5712 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5715 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5716 to not call fclose twice on file.
5718 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5720 PR tree-optimization/70354
5721 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5722 oprnd0 is wider than oprnd1 and there is a cast from the wider
5723 type to oprnd1, mask it with the mask of the narrower type.
5726 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5727 Optimize TARGET_STV splitters, if high or low word of last argument
5730 2016-03-22 Jeff Law <law@redhat.com>
5733 tree-ssa-threadbackward.c
5734 (fsm_find_control_statement_thread_paths): Correctly distinguish
5735 between old style jump threads vs FSM jump threads.
5737 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5740 * config/i386/i386.c (scalar_chain::convert_op): Support
5741 uninitialized register usage case.
5743 2016-03-22 Richard Biener <rguenther@suse.de>
5746 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5748 (capture::gen_transform): ... to change behavior when substituting
5749 a condition into cond or not-cond expr context.
5750 (dt_simplify::gen_1): Adjust.
5751 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5752 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5753 last change and instead change to
5754 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5755 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5757 2016-03-22 Anthony Green <green@moxielogic.com>
5759 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5760 issue for moxiebox targets.
5761 (CC1PLUS_SPEC): Ditto.
5763 2016-03-22 Richard Biener <rguenther@suse.de>
5766 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5769 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5771 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5773 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5776 * config/i386/i386.c (def_builtin): Handle
5777 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5779 (const struct builtin_description bdesc_special_args[]):
5780 Remove duplicate ISA bits.
5782 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5785 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5786 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5787 in a way that works also for AVX512BW.
5790 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5791 instead of source if operands[1] is xmm16 and above and
5792 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5793 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5796 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5797 on assign if (*from_p) is a comparison, set it to
5798 TREE_NO_WARNING (*from_p).
5800 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5803 * lra.c (restore_scratches): Ignore deleted insns.
5805 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5806 Jakub Jelinek <jakub@redhat.com>
5808 PR tree-optimization/70317
5809 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5812 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5815 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5816 of ix86_expand_move.
5818 (movti): Use general_operand for operand 1 predicate.
5820 2016-03-21 Martin Liska <mliska@suse.cz>
5822 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5824 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5826 2016-03-21 Martin Liska <mliska@suse.cz>
5829 * ipa-icf.c (sem_function::parse): Skip static
5830 constructors and destructors.
5832 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5835 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5836 function-like macro, peek following token(s) if it is followed
5837 by CPP_OPEN_PAREN token with optional padding in between, and
5838 if not, don't treat it like a macro.
5840 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5841 Alexander Monakov <amonakov@ispras.ru>
5843 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5844 for the stabs debug format.
5846 2016-03-21 Richard Biener <rguenther@suse.de>
5848 PR tree-optimization/70310
5849 * tree-vect-generic.c (expand_vector_condition): Fold the built
5852 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5855 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5856 Block third alternative for AVX-512VL target,
5858 2016-03-21 Martin Liska <mliska@suse.cz>
5861 * hsa-brig.c (emit_function_directives): Mark unemitted
5862 global variables for emission.
5863 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5864 (get_symbol_for_decl): Likewise.
5865 * hsa.h (struct hsa_symbol): New flag.
5867 2016-03-21 Richard Biener <rguenther@suse.de>
5869 PR tree-optimization/70288
5870 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5871 we do not estimate unsimplified all-constant conditionals or
5872 switches as optimized away.
5874 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5876 PR rtl-optimization/69102
5877 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5878 when we have a readonly dependency context.
5880 2016-03-18 Jeff Law <law@redhat.com>
5882 PR rtl-optimization/70263
5883 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5884 (update_equiv_regs): When trying to move a store to after the insn
5885 that sets the source of the store, make sure the store occurs after
5886 the insn that sets the source of the store. When successful note
5887 the REG_EQUIV note created in the dump file.
5889 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5890 Bernd Schmidt <bschmidt@redhat.com>
5892 * doc/extend.texi: Document more potential problems with basic asms.
5894 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5896 PR rtl-optimization/70278
5897 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5900 2016-03-18 Jason Merrill <jason@redhat.com>
5902 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5904 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5906 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5907 values to 128b regs.
5909 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5911 PR tree-optimization/70252
5912 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5913 boolean vector has a proper number of elements.
5914 (supportable_narrowing_operation): Likewise.
5916 2016-03-18 Tom de Vries <tom@codesourcery.com>
5919 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5921 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5923 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5924 instead of replace_rtx for DEBUG_INSNs.
5926 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5928 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5929 load type reservations.
5931 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5934 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5935 define_constraint for "Q" and "T" constraints.
5937 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5939 Tweak the pipeline model for Exynos M1
5941 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5944 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5947 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5948 where one or both locations aren't within a line_map.
5950 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5953 * opts.c (finish_options): Don't set flag_pie to the default if
5954 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5957 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5959 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5960 true as ALL_REGS argument to replace_rtx.
5962 2016-03-17 Richard Biener <rguenther@suse.de>
5965 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5968 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5971 * rtl.h (replace_rtx): Add ALL_REGS argument.
5972 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5973 equality and assert mode is the same, instead of just rtx pointer
5975 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5976 true as ALL_REGS argument to replace_rtx.
5978 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5980 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5981 for boolean vector with vector mode only.
5982 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5984 2016-03-17 Nick Clifton <nickc@redhat.com>
5987 * config/rx/rx.c (rx_print_integer): Print negative constants in
5990 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5993 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5995 2016-03-16 Richard Henderson <rth@redhat.com>
5996 Richard Biener <rguenth@suse.de>
6001 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6002 first operand as is_gimple_condexpr.
6007 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6008 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6009 Do not gimplify the result.
6010 (do_unop): Adjust call to tree_vec_extract.
6011 (do_binop): Likewise.
6012 (do_compare): Likewise.
6013 (do_plus_minus): Likewise.
6014 (do_negate): Likewise.
6015 (expand_vector_condition): Likewise.
6016 (do_cond): Likewise.
6018 2016-03-16 Richard Henderson <rth@redhat.com>
6021 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6022 (aarch64_classify_address): Use it.
6023 (aarch64_legitimize_address): Force all subexpressions of PLUS
6024 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6026 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6027 Richard Biener <rguenth@suse.de>
6030 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6031 return to even if only REGNO is equal, and assert
6034 2016-03-11 Jeff Law <law@redhat.com>
6036 PR rtl-optimization/70224
6037 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6039 2016-03-16 Richard Henderson <rth@redhat.com>
6042 * function.h (struct function): Add has_forced_label_in_static.
6043 * gimplify.c (force_labels_r): Set it.
6044 * lto-streamer-in.c (input_struct_function_base): Read it.
6045 * lto-streamer-out.c (output_struct_function_base): Write it.
6046 * tree-inline.c (has_label_address_in_static_1): Remove.
6047 (copy_forbidden): Remove fndecl parameter; test
6048 has_forced_label_in_static.
6049 (inline_forbidden_p): Update call to copy_forbidden.
6050 (tree_versionable_function_p): Likewise.
6051 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6052 (chkp_versioning): Likewise.
6053 * tree-inline.h (copy_forbidden): Update decl.
6055 2016-03-16 Marek Polacek <polacek@redhat.com>
6058 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6059 function being thunked if the result type doesn't have fixed size.
6060 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6061 doesn't have fixed size.
6063 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6065 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6066 reporting malformed loop nest.
6068 2016-03-16 Tom de Vries <tom@codesourcery.com>
6071 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6072 nodes.length () == 1 test to before first nodes[0] access.
6074 2016-03-16 Tom de Vries <tom@codesourcery.com>
6076 PR tree-optimization/68715
6077 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6080 2016-03-16 Tom de Vries <tom@codesourcery.com>
6082 PR tree-optimization/68809
6083 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6086 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6087 Sandra Loosemore <sandra@codesourcery.com>
6089 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6090 on leaf attribute. Mention ELF interposition problems.
6092 2016-03-16 Alan Modra <amodra@gmail.com>
6094 PR rtl-optimization/69195
6095 PR rtl-optimization/47992
6096 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6099 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6102 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6104 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6106 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6108 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6110 PR rtl-optimization/70222
6111 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6112 optimization if mode is different from result_mode, queue up masking
6113 of the result in outer_op. Formatting fix.
6116 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6119 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6121 PR rtl-optimization/69032
6122 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6123 looping backwards over basic block insns.
6125 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6128 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6129 to non-speculative when propagating trap bits.
6131 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6133 PR rtl-optimization/63384
6134 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6137 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6140 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6141 factored out from ...
6142 (sched_analyze_insn): ... here.
6143 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6144 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6145 get_implicit_reg_pending_clobbers in it.
6146 (setup_id_reg_sets): Use setup_id_implicit_regs.
6147 (deps_init_id): Ditto.
6149 2016-03-15 Tom de Vries <tom@codesourcery.com>
6152 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6154 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6155 execute_function_dump.
6156 (execute_one_pass): Don't dump function if it will be dumped after ipa
6159 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6161 * genrecog.c (match_pattern_2): If pred is NULL don't call
6162 safe_predicate_mode on it.
6164 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6167 * lra-constraints.c (delete_move_and_clobber): Change assertion
6168 to also allow dregno == 0.
6170 2016-03-14 Richard Henderson <rth@redhat.com>
6173 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6174 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6175 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6176 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6179 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6182 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6184 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6186 * lra-constraints.c (split_reg): For hard regs, try to find the
6187 biggest single-register mode used in the function.
6189 2016-03-14 Richard Biener <rguenther@suse.de>
6191 PR tree-optimization/56365
6192 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6193 constants to compare against.
6195 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6198 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6199 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6200 (define_split for the GPR case): Use int_reg_operand instead of
6201 gpc_reg_operand for the output.
6203 2016-03-14 Tom de Vries <tom@codesourcery.com>
6205 PR tree-optimization/70045
6206 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6207 create_empty_if_region_on_edge argument.
6209 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6211 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6212 (STACK_CHECK_PROTECT): Likewise.
6213 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6214 (STACK_CHECK_PROTECT): Likewise.
6215 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6216 (STACK_CHECK_PROTECT): Likewise.
6217 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6218 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6219 (STACK_CHECK_PROTECT): Likewise.
6221 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6223 PR rtl-optimization/69307
6224 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6225 registers in modes that span more than one register.
6227 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6230 * lra-constraints.c (delete_move_and_clobber): New.
6231 (remove_inheritance_pseudos): Use it.
6233 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6236 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6237 the libcall is LCT_THROW.
6238 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6239 for the checking routine.
6241 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6244 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6245 optimization if we have direct move.
6246 (roundu32<mode>2_fprs): Likewise.
6248 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6251 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6253 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6254 Arguments swapped. All callers changed. Take reg_renumber into
6255 account, and Calculate and compare register ranges for hard regs.
6257 2016-03-11 Jeff Law <law@redhat.com>
6259 PR tree-optimization/70190
6260 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6261 Handle cases where we can not extract the taken edge, even though we
6262 found a constant value.
6264 PR tree-optimization/64058
6265 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6266 (num_coalesce_pairs): Move up earlier in file.
6267 (find_coalesce_pair): Initialize the INDEX field for each pair
6269 (compare_pairs): No longer sort on the elements in each pair.
6270 Instead break ties with the index of the coalesce pair.
6272 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6275 * config/aarch64/aarch64-protos.h
6276 (aarch64_save_restore_target_globals): New prototype.
6277 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6278 Call the above when popping pragma.
6279 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6281 (aarch64_set_current_function): Rewrite using the above.
6283 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6285 PR tree-optimization/70177
6286 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6287 (extract_ops_from_tree): ... this. In the 2 argument
6288 overload remove _1 suffix.
6289 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6290 (extract_ops_from_tree): ... this.
6291 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6293 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6294 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6295 extract_ops_from_tree instead of 2 operand one.
6297 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6299 PR tree-optimization/70013
6300 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6301 for constant-pool entries.
6303 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6305 PR rtl-optimization/70174
6306 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6307 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6309 PR tree-optimization/70169
6310 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6311 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6314 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6315 Jakub Jelinek <jakub@redhat.com>
6318 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6319 of uninitialized values.
6321 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6323 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6325 ("*trunctddd2"): New pattern definition.
6326 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6329 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6331 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6332 definitions for BFP and DFP rounding modes.
6333 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6334 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6335 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6336 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6339 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6341 * config/s390/constraints.md: Adjust comment.
6342 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6343 s390_decompose_addrstyle_without_index.
6344 * config/s390/predicates.md (shift_count_or_setmem_operand):
6345 Rename to setmem_operand.
6346 * config/s390/s390-protos.h
6347 (s390_decompose_shift_count): Rename to
6348 s390_decompose_addrstyle_without_index.
6349 * config/s390/s390.c (s390_decompose_shift_count)
6350 (s390_mem_constraint, print_shift_count_operand)
6351 (print_operand_address, print_operand): Rename
6352 s390_decompose_shift_count to
6353 s390_decompose_addrstyle_without_index and rename
6354 print_shift_count_operand to print_addrstyle_operand troughout the
6356 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6357 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6358 Rename shift_count_or_setmem_operand to setmem_operand.
6359 * config/s390/vx-builtins.md ("vec_insert<mode>")
6360 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6363 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6366 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6367 Handle overlapping retval and newval.
6369 2016-03-10 Nick Clifton <nickc@redhat.com>
6372 * config/aarch64/aarch64.c
6373 (aarch64_override_options_after_change_1): When forcing
6374 flag_omit_frame_pointer to be true, use a special value that can
6375 be detected if this function is called again, thus preventing
6376 flag_omit_leaf_frame_pointer from being forced to be false.
6378 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6380 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6381 Set x_flag_omit_leaf_frame_pointer when handling
6382 -momit-leaf-frame-pointer.
6384 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6387 * cgraph.c (cgraph_node::dump): Dump split_part and
6388 indirect_call_target.
6389 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6390 * ipa.c (has_addr_references_p): Cleanup.
6391 (is_indirect_call_target_p): New.
6392 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6393 called indirectly as local.
6394 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6396 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6399 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6400 on cxa_pure_virtual.
6402 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6405 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6407 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6410 * tree.c (need_assembler_name_p): Only record main variant type names.
6412 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6415 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6416 Always define to 0 or 1.
6417 (TARGET_FIX_ERR_A53_843419): New macro.
6418 * config/aarch64/aarch64-elf-raw.h
6419 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6420 * config/aarch64/aarch64-linux.h: Likewise.
6421 * config/aarch64/aarch64.c
6422 (aarch64_override_options_after_change_1): Do not default
6423 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6425 (aarch64_attributes): Handle fix-cortex-a53-843419.
6426 (aarch64_can_inline_p): Likewise.
6427 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6429 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6430 Jakub Jelinek <jakub@redhat.com>
6432 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6433 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6434 DECL_COMMONS if flag_unconstrained_commons is set.
6435 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6436 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6437 (funconstrained-commons): Document.
6439 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6441 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6442 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6444 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6446 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6447 has a proper number of elements.
6449 2016-03-10 Alan Modra <amodra@gmail.com>
6451 PR rtl-optimization/69195
6452 PR rtl-optimization/47992
6453 * ira.c (recorded_label_ref): Delete.
6454 (update_equiv_regs): Return void.
6455 (indirect_jump_optimize): New function.
6456 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6457 before regstat_compute_ri. Don't rebuild_jump_labels here.
6458 Delete update_regstat.
6460 2016-03-10 Richard Biener <rguenther@suse.de>
6462 PR tree-optimization/70128
6463 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6464 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6466 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6468 PR tree-optimization/70152
6469 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6470 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6473 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6474 instead of gen_sse2_loadlpd.
6475 * config/i386/sse.md (*vec_concatv2df): Rename to...
6476 (vec_concatv2df): ... this.
6478 PR tree-optimization/70127
6479 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6481 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6485 * diagnostic-show-locus.c (compatible_locations_p): New function.
6486 (layout::layout): Sanitize ranges using compatible_locations_p.
6488 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6492 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6493 location_range param with three const expanded_locations * and a
6495 (layout::layout): Replace call to
6496 rich_location::lazily_expand_location with get_expanded_location.
6497 Extract the range and perform location expansion here, passing
6498 the results to the layout_range ctor.
6499 * diagnostic.c (source_range::debug): Delete.
6500 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6501 of rich_location::get_expanded_location.
6502 * gcc-rich-location.c (get_range_for_expr): Delete.
6503 (gcc_rich_location::add_expr): Reimplement to avoid the
6504 rich_location::add_range overload that took a location_range,
6505 passing a location_t instead.
6507 2016-03-09 Richard Biener <rguenther@suse.de>
6508 Jakub Jelinek <jakub@redhat.com>
6510 PR tree-optimization/70138
6511 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6512 Also skip vect_double_reduction_def.
6514 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6517 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6518 if the operand is "m".
6520 2016-03-09 Nathan Sidwell <nathan@acm.org>
6522 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6524 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6526 * config/i386/i386.c (processor_target_table): Fix cost table
6527 intialization order for znver1.
6529 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6531 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6532 - becuase -> because.
6533 * ipa-reference.c (ignore_module_statics): Likewise.
6534 * cgraph.c (cgraph_node::get_body): Likewise.
6535 * ipa-inline.c (early_inliner): Likewise.
6536 * ipa-devirt.c (types_same_for_odr): Likewise.
6537 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6538 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6540 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6542 * tree-ssa-math-opts.c: Fix typo in comment.
6544 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6547 * config/i386/i386.c (scalar_chain::make_vector_copies,
6548 scalar_chain::convert_reg): Call end_sequence in between
6549 get_insns and emit_conversion_insns rather than after both
6552 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6555 * config/i386/i386.h (machine_function): Add
6556 pc_thunk_call_expanded flag.
6557 (ix86_pc_thunk_call_expanded): New define.
6558 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6559 (*set_got): Rename insn pattern from set_got.
6560 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6561 * config/i386/i386.c (ix86_compute_frame_layout): Use
6562 ix86_pc_thunk_call_expanded to prevent red-zone.
6564 2016-03-07 Martin Jambor <mjambor@suse.cz>
6566 * hsa.h (hsa_get_ctor_statements): Declare.
6567 (hsa_get_dtor_statements): Likewise.
6568 (hsa_get_kernel_dispatch_type): Likewise.
6569 * hsa.c (hsa_get_ctor_statements): New function.
6570 (hsa_get_dtor_statements): Likewise.
6571 (hsa_get_kernel_dispatch_type): Likewise.
6572 * hsa-brig.c (hsa_cdtor_statements): Removed.
6573 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6574 hsa_get_dtor_statements.
6575 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6576 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6578 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6580 * config/arm/arm-cores.def (cortex-r8): New.
6581 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6582 * config/arm/arm-tune.md: Likewise.
6583 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6585 2016-03-07 Martin Sebor <msebor@redhat.com>
6587 PR rtl-optimization/19705
6588 * doc/invoke.texi (Options That Control Optimization): Clarify
6589 -fno-branch-count-reg.
6591 2016-02-26 Richard Biener <rguenther@suse.de>
6592 Jeff Law <law@redhat.com>
6594 PR tree-optimization/69740
6595 * cfghooks.c (remove_edge): Request loop fixups if we delete
6596 an edge that might turn an irreducible loop into a natural
6598 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6599 Move after definition of loops_state_clear.
6601 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6603 PR rtl-optimization/69052
6604 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6607 2016-03-07 Tom de Vries <tom@codesourcery.com>
6609 PR tree-optimization/70116
6610 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6611 is_tm_ending stmts and ubsan/asan internal functions.
6612 (find_duplicate): Use it. Don't test is_tm_ending here.
6614 2016-03-07 Richard Biener <rguenther@suse.de>
6616 PR tree-optimization/70115
6617 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6618 (propagate_constants_for_unrolling): Use replace_uses_by.
6620 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6623 * omp-low.c (struct oacc_loop): Add ifns.
6624 (new_oacc_loop_raw): Initialize it.
6625 (finish_oacc_loop): Clear mask & flags if no ifns.
6626 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6627 (oacc_loop_xform_loop): Add ifns arg & adjust.
6628 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6630 2016-03-07 Richard Henderson <rth@redhat.com>
6633 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6634 (insert_value_copy_on_edge): Likewise.
6636 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6638 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6640 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6643 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6645 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6647 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6649 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6651 Fix sseimul type attribute.
6652 * config/i386/znver1.md
6653 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6654 znver1_sseimul_avx256_load) : Fix the type attribute.
6655 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6656 pipe usage and latency.
6658 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6661 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6662 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6665 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6668 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6670 PR rtl-optimization/69941
6671 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6672 the reg share its mode.
6674 2016-03-04 Jeff Law <law@redhat.com>
6676 PR tree-optimization/69196
6677 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6678 If the both SSA_NAMEs are anonymous, then consider them unassociated
6679 and include the PHI in the statement count.
6681 2016-03-05 Tom de Vries <tom@codesourcery.com>
6683 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6684 construct in oacc routine. Check for oacc region in oacc routine.
6686 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6689 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6690 2016-02-22 changes, instead don't recurse if RECUR is already true.
6691 Don't change *dynamic_check if RECUR. Adjust recursive caller
6692 to pass true to the new argument.
6693 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6696 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6697 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6699 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6701 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6703 PR rtl-optimization/57676
6704 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6707 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6709 * tree-vect-patterns.c (search_type_for_mask): Handle
6710 comparison of booleans.
6712 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6714 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6718 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6719 all other ops that have dw_val_class_die_ref operands,
6720 and DW_OP_GNU_entry_value.
6722 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6724 PR rtl-optimization/69904
6725 * config/arm/arm.c (arm_cannot_copy_insn_p):
6726 Return true for load-exclusive instructions.
6728 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6731 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6732 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6733 the pattern no matter if it is used just by non-pattern, pattern
6735 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6736 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6737 oprnd1 def_stmt is in pattern, don't look through it.
6739 2016-03-03 Marek Polacek <polacek@redhat.com>
6742 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6744 2016-03-03 Martin Liska <mliska@suse.cz>
6746 PR tree-optimization/70043
6747 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6748 previous statement if we see a debug statement.
6750 2016-03-03 Richard Biener <rguenther@suse.de>
6752 PR tree-optimization/55936
6753 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6754 parameter and guard unsafe equivalence use.
6755 (vrp_evaluate_conditional_warnv_with_ops): Always use
6756 safe equivalences but not via the quadratic compare_names
6759 2016-03-03 Michael Collison <michael.collison@linaro.org>
6762 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6763 for operand 1 to s_register_operand. Change predicate for operand
6764 2 to arm_not_immediate_operand.
6766 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6768 * doc/tm.texi: Regenerated.
6770 2016-03-02 Richard Henderson <rth@redhat.com>
6773 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6774 simplification when all args are positive non-fixed registers.
6776 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6778 * target.def (lra_p): Specify that new ports should use LRA.
6780 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6783 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6784 gimplify_type_sizes the type they refer to.
6785 (omp_notice_variable): Handle reference vars to VLAs.
6786 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6787 reference to VLA decls in the second pass instead of first pass.
6789 2016-03-02 Tom de Vries <tom@codesourcery.com>
6791 PR tree-optimization/68659
6792 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6793 new_expr == NULL_TREE.
6794 (get_new_name): Handle ADDR_EXPR.
6796 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6798 PR rtl-optimization/69052
6799 * loop-invariant.c (canonicalize_address): New function.
6800 (inv_can_prop_to_addr_use): Check validity of address expression
6801 which is canonicalized by above function.
6803 2016-03-02 Alan Modra <amodra@gmail.com>
6806 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6809 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6812 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6813 (*movhi_internal): Put mask moves from and to memory separately
6814 from moves from/to GPRs.
6816 2016-03-02 Richard Biener <rguenther@suse.de>
6818 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6819 GENERIC expressions in GIMPLE.
6821 2016-03-02 Richard Biener <rguenther@suse.de>
6823 * config/i386/i386.c (type_natural_mode): Fix typo.
6825 2016-03-02 Nick Clifton <nickc@redhat.com>
6827 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6829 2016-03-02 Richard Biener <rguenther@suse.de>
6830 Uros Bizjak <ubizjak@gmail.com>
6833 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6835 2016-03-02 Richard Biener <rguenther@suse.de>
6838 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6840 2016-03-02 Marek Polacek <polacek@redhat.com>
6843 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6844 "is promoted to" warning.
6846 2016-03-01 DJ Delorie <dj@redhat.com>
6848 * config.gcc: Deprecate mep-*.
6850 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6853 * lra-constraints.c (regno_val_use_in): New.
6854 (match_reload): Use it instead of regno_use_in.
6856 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6858 PR rtl-optimization/70007
6859 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6860 references present in REG_EQUAL notes attached to non-SET patterns.
6862 2016-03-01 Jeff Law <law@redhat.com>
6864 PR tree-optimization/69196
6865 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6866 Appropriately clamp the number of statements to copy when the
6867 thread path does not traverse a loop backedge.
6869 PR tree-optimization/69196
6870 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6871 Do count some PHIs in the thread path against the insn count. Decrease
6872 final statement count by one as the control statement in the last
6873 block will get removed. Remove special cased code for handling PHIs
6876 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6879 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6880 asm dialect alternatives to explicit GOTPCREL calls.
6882 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6885 * ira.c (do_reload): Issue warning for generic stack checking here...
6886 * reload1.c (reload): ...instead of here and streamline it.
6888 2016-03-01 Nick Clifton <nickc@redhat.com>
6890 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6892 2016-03-01 Richard Biener <rguenther@suse.de>
6894 PR tree-optimization/69983
6895 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6896 types and fall back to operand_equal_p.
6898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6901 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6903 * config/s390/constraints.md ("jm8"): New constraint.
6904 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6906 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6908 ("*setmem_long<setmem_and>"): New pattern.
6909 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6911 ("*setmem_long_31z<setmem_and>"): New pattern.
6912 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6913 New substitution rules with the required attributes.
6916 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6919 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6921 * gensupport.c (process_substs_on_one_elem): Split loop to
6922 complete mark_operands_used_in_match_dup on all expressions in the
6924 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6925 and remove function.
6927 2016-03-01 Richard Biener <rguenther@suse.de>
6930 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6931 vector BIT_FIELD_REF extract.
6933 2016-03-01 Richard Biener <rguenther@suse.de>
6935 PR tree-optimization/69994
6936 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6938 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6940 PR tree-optimization/69956
6941 * tree-vect-stmts.c (supportable_widening_operation): Support
6942 multi-step conversion of boolean vectors.
6943 (supportable_narrowing_operation): Likewise.
6945 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6947 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6950 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6952 * config/s390/subst.md (DSI_VI): New mode iterator.
6953 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6954 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6955 the insn definition.
6956 ("*vec_set<mode>"): Change predicate and add alternative to
6957 support only either register or const_int operands as element
6959 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6961 ("vec_extract<mode>"): New expander.
6962 ("*vec_extract<mode>"): New insn definition supporting reg and
6963 const_int element selectors.
6964 ("*vec_extract<mode>_plus"): New insn definition supporting
6965 reg+const_int element selectors.
6966 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6967 following expander+insn definition.
6968 ("<vec_shifts_name><mode>3"): New expander.
6969 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6971 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6973 * config/s390/s390.md ("*tabort_1"): Change predicate to
6974 nonmemory_operand. Add a second alternative to cover
6975 register as well as const int operands.
6976 ("*tabort_1_plus"): New pattern definition.
6978 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6980 * config/s390/s390.md ("*ashrdi3_cc_31")
6981 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6982 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6983 Merge insn definitions into ...
6984 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6985 New pattern definition.
6986 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6987 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6988 ("*ashr<mode>3_and"): Merge insn definitions into ...
6989 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6990 New pattern definition.
6991 * config/s390/subst.md ("addr_style_op_cc_subst")
6992 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6993 substitutions patterns plus attributes.
6994 Add ashiftrt to SUBST iterator.
6996 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6998 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6999 op2 to nonmemory_operand.
7000 ("*<shift>di3_31", "*<shift>di3_31_and"):
7001 Merge into single pattern definition ...
7002 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7003 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7004 pattern definition ...
7005 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7006 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7009 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7011 * config/s390/predicates.md (const_int_6bitset_operand): New
7013 * config/s390/s390.md: Include subst.md.
7014 ("rotl<mode>3"): New expander.
7015 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7017 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7018 * config/s390/subst.md: New file.
7020 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7022 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7023 Remove RRR type. It doesn't really exist.
7024 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7026 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7027 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7028 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7029 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7030 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7031 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7032 `enabled' attribute.
7034 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7036 * gensupport.c (process_substs_on_one_elem): Split loop to
7037 complete mark_operands_used_in_match_dup on all expressions in the
7039 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7040 and remove function.
7042 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7045 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7046 (CEIL_NWORDS): ...this. Use CEIL macro.
7047 (compute_fp_layout): Adjust to above renaming.
7048 (function_arg_union_value): Likewise.
7049 (sparc_arg_partial_bytes): Likewise.
7050 (sparc_function_arg_advance): Likewise.
7052 2016-02-29 Jeff Law <law@redhat.com>
7054 PR tree-optimization/70005
7055 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7056 where an object with a boolean range is compared against a value
7059 PR tree-optimization/69999
7060 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7061 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7064 2016-02-29 Richard Biener <rguenther@suse.de>
7066 PR tree-optimization/69994
7067 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7068 (get_unary_op): Look through nop conversions.
7069 (ops_equal_values_p): New function, look for equality diregarding
7071 (eliminate_plus_minus_pair): Use ops_equal_values_p
7072 (repropagate_negates): Do not use get_unary_op here.
7074 2016-02-29 Martin Liska <mliska@suse.cz>
7076 * system.h: Poison ENABLE_CHECKING macro.
7078 2016-02-29 Martin Liska <mliska@suse.cz>
7080 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7081 is presented in dump flags.
7082 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7083 (hsa_regalloc): Likewise.
7085 2016-02-19 Richard Biener <rguenther@suse.de>
7087 PR tree-optimization/69980
7088 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7089 permutation of those we need to keep.
7091 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7094 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7095 (NWORDS_UP): ...this
7096 (init_cumulative_args): Minor tweaks.
7097 (sparc_promote_function_mode): Likewise.
7098 (scan_record_type): Delete.
7099 (traverse_record_type): New function template.
7100 (classify_data_t): New structure type.
7101 (classify_registers): New inline function.
7102 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7103 exhausted. Instantiate traverse_record_type on classify_registers and
7104 deal with the case of a structure passed in slot #15 with no FP field
7106 (assign_data_t): New structure type.
7107 (compute_int_layout): New static function.
7108 (compute_fp_layout): Likewise.
7109 (count_registers): New inline function.
7110 (assign_int_registers): New static function.
7111 (assign_fp_registers): Likewise.
7112 (assign_registers): New inline function.
7113 (function_arg_record_value_1): Delete.
7114 (function_arg_record_value_2): Likewise.
7115 (function_arg_record_value_3): Likewise.
7116 (function_arg_record_value): Adjust to above changes. Instantiate
7117 traverse_record_type on count_registers to first count the number of
7118 registers to be used and then on assign_registers to assign them.
7119 (function_arg_union_value): Adjust to above renaming.
7120 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7121 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7122 case of a structure passed in slot #15
7123 (sparc_function_arg_advance): Likewise.
7124 (function_arg_padding): Minor tweak.
7126 2016-02-29 Richard Biener <rguenther@suse.de>
7128 PR tree-optimization/69720
7129 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7130 the adjustment_def path for possibly vectorized defs.
7131 (vect_create_epilog_for_reduction): Handle vectorized initial
7134 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7136 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7138 2016-02-27 Jeff Law <law@redhat.com>
7141 2016-02-26 Richard Biener <rguenther@suse.de>
7142 Jeff Law <law@redhat.com>
7144 PR tree-optimization/69740
7145 * cfghooks.c (remove_edge): Request loop fixups if we delete
7146 an edge that might turn an irreducible loop into a natural
7149 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7151 PR rtl-optimization/69896
7152 * tree-vect-generic.c (get_compute_type): Avoid single element
7155 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7157 Rename the AArch64 tuning option and related functions to enable the
7158 Newton series for the reciprocal square root to reflect its
7159 approximative characteristic.
7161 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7162 function to "aarch64_emit_approx_rsqrt".
7163 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7164 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7165 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7166 (xgene1_tunings): Likewise.
7167 (use_rsqrt_p): Likewise.
7168 (aarch64_emit_swrsqrt): Use new function name.
7169 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7170 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7171 text explaining this option.
7172 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7174 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7178 complain about -mallow-movmisalign without -mvsx if
7179 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7181 2016-02-26 Joel Sherrill <joel@rtems.org>
7183 * config.gcc: Add x86_64-*-rtems*.
7184 * gcc/config/i386/rtems-64.h: New file.
7186 2016-02-26 Joel Sherrill <joel@rtems.org>
7188 * config.gcc: Add aarch64-*-rtems*.
7189 * gcc/config/aarch64/rtems.h: New file.
7191 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7194 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7195 shift amount using %h. Add comment.
7197 2016-02-26 Richard Biener <rguenther@suse.de>
7198 Jeff Law <law@redhat.com>
7200 PR tree-optimization/69740
7201 * cfghooks.c (remove_edge): Request loop fixups if we delete
7202 an edge that might turn an irreducible loop into a natural
7205 2016-02-26 Martin Jambor <mjambor@suse.cz>
7208 * tree-sra.c (sra_modify_assign): Do not remove loads of
7209 uninitialized aggregates to SSA_NAMEs.
7211 2016-02-26 Richard Henderson <rth@redhat.com>
7214 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7215 pseudo in case the target rtx matches the source of the left
7218 2016-02-26 Martin Jambor <mjambor@suse.cz>
7221 * hsa.h (hsa_type_packed_p): Declare.
7222 * hsa.c (hsa_type_packed_p): New function.
7223 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7225 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7226 * hsa-brig.c (emit_basic_insn): Likewise.
7228 2016-02-26 Martin Jambor <mjambor@suse.cz>
7231 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7233 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7235 2016-02-26 Martin Jambor <mjambor@suse.cz>
7237 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7238 hsa_op_with_type operands.
7239 (hsa_unsigned_type_for_type): Declare.
7240 * hsa.c (hsa_unsigned_type_for_type): New function.
7241 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7242 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7243 the finalizer. Do not emit extra move.
7245 2016-02-26 Martin Jambor <mjambor@suse.cz>
7247 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7248 atomic operations in private segment.
7250 2016-02-26 Martin Jambor <mjambor@suse.cz>
7252 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7253 statements to wi->info. Also disallow omp simd constructs.
7254 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7255 for not gridifying. Dump special string for omp_for.
7257 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7260 * config/aarch64/aarch64.c (aarch64_set_current_function):
7261 Save/restore target globals when switching to
7262 target_option_default_node.
7264 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7267 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7268 Return 0 if !SHIFT_COUNT_TRUNCATED.
7270 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7271 Eric Botcazou <ebotcazou@adacore.com>
7273 PR rtl-optimization/69891
7274 * dse.c (scan_insn): If we can't figure out memset arguments
7275 or they are non-constant, call clear_rhs_from_active_local_stores.
7277 2016-02-26 Martin Liska <mliska@suse.cz>
7279 * doc/extend.texi: Mention clog10, clog10f an clog10l
7280 in Builtins section.
7282 2016-02-26 Martin Liska <mliska@suse.cz>
7284 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7286 (resolve_args_picking_1): Likewise.
7287 * dwarf2out.h (struct GTY): Likewise.
7289 2016-02-26 Martin Liska <mliska@suse.cz>
7291 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7293 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7295 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7296 Martin Liska <mliska@suse.cz>
7298 * doc/install.texi: Mention --enable-valgrind-annotations.
7300 2016-02-26 Richard Biener <rguenther@suse.de>
7302 PR tree-optimization/69551
7303 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7304 looking through aliases adjust DECL_PT_UID to refer to the
7305 ultimate alias target.
7307 2016-02-25 Martin Liska <mliska@suse.cz>
7310 * alloc-pool.c (after_memory_report): New variable.
7311 * alloc-pool.h (base_pool_allocator ::release): Do not use
7312 the infrastructure if after_memory_report.
7313 * toplev.c (toplev::main): Mark after memory report.
7315 2016-02-25 Richard Biener <rguenther@suse.de>
7317 PR tree-optimization/48795
7318 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7320 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7323 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7324 offloading is enabled and -fopenacc or -fopenmp is specified.
7325 (CRTOFFLOADEND): Likewise.
7326 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7327 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7328 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7329 (offload_objects_file_name): New static var.
7330 (tool_cleanup): Remove offload_objects_file_name file.
7331 (find_offloadbeginend): Replace with ...
7332 (find_crtoffloadtable): ... this.
7333 (run_gcc): Remove offload_argc and offload_argv.
7334 Get offload_objects_file_name from -foffload-objects=... option.
7335 Read names of object files with offload from this file, pass them to
7336 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7337 don't pass offloadbegin and offloadend to the linker. Don't pass
7338 offload non-LTO files to the linker, because now they're not claimed.
7340 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7343 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7344 on builtin_unreachable.
7346 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7348 PR rtl-optimization/69896
7349 * regcprop.c: Include cfgrtl.h.
7350 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7351 than remembered mode, either delete it (if noop_move_p), or
7352 treat like copy_p but not noop_p instruction.
7354 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7357 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7358 - allow NULL decl for Fortran DW_TAG_common_block variables.
7360 2016-02-24 Jason Merrill <jason@redhat.com>
7362 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7364 2016-02-24 Richard Biener <rguenther@suse.de>
7365 Jakub Jelinek <jakub@redhat.com>
7368 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7369 conditionally executed ops to well-defined overflow behavior.
7371 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7374 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7377 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7379 PR rtl-optimization/69886
7380 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7381 argument. Use it when checking validity of set instructions.
7382 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7383 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7385 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7386 * store-motion.c (find_moveable_store): Update
7387 can_assign_to_reg_without_clobbers_p callsite.
7389 2016-02-24 Richard Biener <rguenther@suse.de>
7392 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7394 (record_nonwrapping_iv): Do not fall back to the low/high bound
7395 for non-constant IV bases if the stmt is not always executed.
7397 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7399 * config/arm/arm-cores.def (cortex-a32): New entry.
7400 * config/arm/arm-tables.opt: Regenerate.
7401 * config/arm/arm-tune.md: Regenerate.
7402 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7403 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7404 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7405 for -mcpu and -mtune.
7407 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7410 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7411 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7412 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7413 (atomic_loaddi_1): Delete.
7414 (atomic_loaddi): Rewrite expander using the above changes.
7416 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7419 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7422 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7423 Richard Biener <rguenth@suse.de>
7426 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7427 set_mem_attributes if tem is SSA_NAME which got expanded
7430 2016-02-24 Richard Biener <rguenther@suse.de>
7432 PR tree-optimization/69907
7433 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7434 end of permutations for BB vectorization.
7436 2016-02-24 Christian Bruel <christian.bruel@st.com>
7438 * config/arm/arm-c.c (arm_option_override): Initialize
7439 target_option_current_node.
7440 * config/arm/arm.c (arm_pragma_target_parse): Replace
7441 build_target_option_node call by target_option_current_node.
7442 Set target_option_current_node.
7445 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7448 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7449 define_insn_and_split to define_insn.
7450 (zero_extendqi<mode>2_dot2): Same.
7451 (extendqi<mode>2_dot): Same.
7452 (extendqi<mode>2_dot2): Same.
7454 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7456 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7457 and add bypass for AES{D,E} and AESMC pairs.
7458 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7461 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7463 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7464 series for reciprocal square root in Exynos M1.
7466 2016-02-23 Martin Sebor <msebor@redhat.com>
7469 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7470 __builtin_alloca_with_align.
7472 2016-02-23 Richard Henderson <rth@redhat.com>
7474 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7475 (ix86_register_pragmas): Remove __seg_tls.
7476 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7477 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7478 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7479 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7480 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7481 * doc/extend.texi (__seg_tls): Remove item.
7483 2016-02-23 Richard Biener <rguenther@suse.de>
7485 * alloc-pool.h (struct allocation_object): Make id member
7486 conditional on CHECKING_P again.
7487 (get_instance): Adjust.
7488 (base_pool_allocator): Likewise.
7490 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7492 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7493 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7495 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7497 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7499 2016-02-23 Richard Biener <rguenther@suse.de>
7501 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7502 * bitmap.h (struct bitmap_usage): Likewise.
7503 (bitmap_move): Declare.
7504 * bitmap.c (register_overhead): Take size_t argument.
7505 (bitmap_move): New function.
7506 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7507 to properly account overhead.
7508 * tree.c (free_node): Use tree_size.
7510 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7513 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7514 when inverting comparison.
7517 * common.opt (Wunreachable-code): Add Warning flag.
7519 2016-02-23 Mark Wielaard <mjw@redhat.com>
7520 Jakub Jelinek <jakub@redhat.com>
7523 * cgraphunit.c (check_global_declaration): Check main_input_filename
7524 and DECL_SOURCE_FILE are not NULL.
7526 2016-02-23 Martin Jambor <mjambor@suse.cz>
7528 PR tree-optimization/69666
7529 * tree-sra.c (sra_modify_assign): Do not attempt to create
7530 default_def replacements for unscalarizable regions.
7532 2016-02-20 Mark Wielaard <mjw@redhat.com>
7535 * cgraphunit.c (check_global_declaration): Check level of
7536 warn_unused_const_variable and main_input_filename.
7537 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7538 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7539 (-Wunused-const-variable): Explain levels 1 and 2.
7541 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7544 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7545 identical arguments. Formatting and spelling fixes.
7548 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7553 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7554 and m68k-devices.def.
7555 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7556 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7558 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7560 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7561 and HImode registers.
7563 2016-02-22 Richard Biener <rguenther@suse.de>
7565 PR tree-optimization/69882
7566 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7567 preserve permutations present because of gaps.
7568 (vect_supported_load_permutation_p): Always continue checking
7569 permutations after vect_attempt_slp_rearrange_stmts.
7571 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7573 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7574 min_profitable_estimate, rather than min_profitable_iters.
7576 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7579 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7580 SImode for last match_operand.
7582 2016-02-22 Martin Liska <mliska@suse.cz>
7584 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7585 return bitsize - 1 as the return value.
7587 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7591 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7592 Handle negative shift counts.
7593 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7594 force_reg on the shift constant.
7595 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7596 (lshrsi3_d): Handle negative shift counts.
7598 2016-02-22 Richard Biener <rguenther@suse.de>
7599 Tom de Vries <tom@codesourcery.com>
7601 * graph.c: Include dumpfile.h.
7602 (print_graph_cfg): Split into three overloads.
7603 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7605 2016-02-22 Tom de Vries <tom@codesourcery.com>
7607 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7610 2016-02-22 Richard Biener <rguenther@suse.de>
7613 * ipa-inline-transform.c (inline_call): When not updating
7614 overall summaries adjust self size by the growth estimate.
7615 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7616 hash-set, do not update overall summaries here. Renamed from ...
7617 (inline_to_all_callers): ... this which is now wrapping the
7618 above and performing delayed overall summary update.
7619 (early_inline_small_functions): Delay updating of the overall
7622 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7624 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7627 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7630 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7631 :%* in %:gt() argument.
7632 (greater_than_spec_func): Adjust for expecting only numbers,
7633 if there are more than two numbers, compare the last two.
7635 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7637 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7638 -Wnarrowing with -std.
7640 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7643 * expr.c (store_field): Don't use bit-field path if exp is
7644 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7645 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7646 and the assignment can be performed by bitwise copy. Formatting
7650 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7651 call copy_reg_eh_region_note_forward on before and/or after sequences
7652 and remove note from insn if it no longer can throw.
7655 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7660 * config/s390/vector.md: Add missing commutative operand markers
7661 to the patterns which qualify for one.
7662 * config/s390/vx-builtins.md: Likewise.
7664 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7666 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7667 types to mode iterators.
7668 (vec_double): ... and mode attribute.
7669 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7671 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7673 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7674 Change the predicate of op2 from nonimmediate to general and let
7675 reload fix it if necessary.
7677 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7679 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7681 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7683 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7686 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7688 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7689 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7690 * config/s390/s390.md ("movstr<P:mode>"): Call
7691 s390_expand_vec_movstr.
7693 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7695 * config/s390/s390.md: Add missing output modifier for operand 1
7696 to print it as address properly.
7698 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7700 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7701 * config/s390/2964.md: New file.
7702 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7703 of insn grouping attributes depending on the CPU level.
7704 (s390_get_unit_mask): New function.
7705 (s390_sched_score): Remove the OOO from the scheduling macros.
7706 Add loop to calculate a score for the instruction mix.
7707 (s390_sched_reorder): Likewise plus improve debug output.
7708 (s390_sched_variable_issue): Rename macros as above. Calculate
7709 the unit distances after actually scheduling an insn. Improve
7711 (s390_sched_init): Clear last_scheduled_unit_distance array.
7712 * config/s390/s390.md: Include 2964.md.
7714 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7717 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7718 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7719 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7720 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7721 *avx512f_<code>v8div16qi2_mask_1): New insns.
7723 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7726 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7729 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7730 earlyclobber from target. Use wF constraint for fused memory
7732 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7734 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7735 Martin Liska <mliska@suse.cz>
7738 * cfgexpand.c (asan_sanitize_stack_p): New function.
7739 (partition_stack_vars): Use the function.
7740 (expand_stack_vars): Likewise.
7741 (defer_stack_allocation): Likewise.
7742 (expand_used_vars): Likewise.
7744 2016-02-18 Richard Biener <rguenther@suse.de>
7747 * fold-const.c (operand_equal_p): Properly compare offsets for
7748 IMAGPART_EXPR and ARRAY_REF.
7750 2016-02-18 Nick Clifton <nickc@redhat.com>
7754 * config/arm/arm.c (arm_option_override_internal): Disable
7755 interworking if the target does not support thumb instructions.
7756 (arm_reload_in_hi): Handle the case where a register to register
7757 move needs reloading because there is no simple pattern to handle
7759 (arm_reload_out_hi): Likewise.
7761 2016-02-18 Richard Biener <rguenther@suse.de>
7764 * match.pd: Don't use fold_binary or fold_unary for folding
7767 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7770 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7771 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7772 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7773 warn on gimple_no_warning_p statements.
7775 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7777 * doc/extend.texi (C++ Attributes): Correct description of
7778 warn_unused type attribute.
7780 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7782 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7783 correct instruction.
7785 2016-02-17 Richard Biener <rguenther@suse.de>
7787 PR rtl-optimization/69609
7788 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7789 (find_traces_1_round): When ending a trace update cached priority
7791 (bb_to_key): Use cached priority when available.
7792 (copy_bb): Initialize cached priority.
7793 (reorder_basic_blocks_software_trace_cache): Likewise.
7795 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7798 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7800 (aarch64_comparison_operator): Break overly long line into two.
7801 (aarch64_comparison_operation): Likewise.
7802 * config/aarch64/aarch64.md (cstorecc4): Use
7803 aarch64_comparison_operator_mode instead of
7804 aarch64_comparison_operator.
7805 (cstore<mode>4): Likewise.
7806 (aarch64_cstore<mode>): Likewise.
7807 (*cstoresi_insn_uxtw): Likewise.
7808 (cstore<mode>_neg): Likewise.
7809 (*cstoresi_neg_uxtw): Likewise.
7811 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7814 * config/arm/predicates.md (arm_comparison_operator_mode):
7816 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7817 instead of arm_comparison_operator.
7818 (*mov_negscc): Likewise.
7819 (*mov_notscc): Likewise.
7820 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7821 (*thumb2_mov_negscc): Likewise.
7822 (*thumb2_mov_negscc_strict_it): Likewise.
7823 (*thumb2_mov_notscc): Likewise.
7824 (*thumb2_mov_notscc_strict_it): Likewise.
7826 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7828 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7831 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7833 * config/visium/visium.c (machine_libfunc_index): New enum.
7834 (machine_libfuncs): New structure.
7835 (visium_libfuncs): New static variable.
7836 (TARGET_INIT_LIBFUNCS): Define to...
7837 (visium_init_libfuncs): ...this. New function.
7838 (expand_block_move_4): Use the appropriate libfunc.
7839 (expand_block_move_2): Likewise.
7840 (expand_block_move_1): Likewise.
7841 (expand_block_set_4): Likewise.
7842 (expand_block_set_2): Likewise.
7843 (expand_block_set_1): Likewise.
7844 (visium_trampoline_init): Likewise.
7846 2016-02-17 Nick Clifton <nickc@redhat.com>
7848 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7849 TI's devices.csv file as of March 2016.
7851 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7854 * opts-global.c (handle_common_deferred_options): Introduce and
7855 initialize two global variables to remember command-line options
7856 specifying a stack-limiting register.
7857 * opts.h: Add extern declarations of the two new global variables.
7858 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7859 variable based on the values of the two new global variables.
7861 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7864 * common.opt (Wnonnull-compare): New warning.
7865 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7866 of arguments against NULL.
7867 (-Wnonnull-compare): Document.
7868 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7869 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7870 * passes.def (pass_warn_nonnull_compare): Add.
7871 * gimple-ssa-nonnull-compare.c: New file.
7873 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7875 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7876 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7878 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7880 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7881 reciprocal sqrt for -mlow-precision-recip-sqrt.
7883 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7884 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7886 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7887 always use lane loads to construct non-constant vectors.
7889 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7891 * config/aarch64/aarch64.md
7892 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7893 constraints for operand 3.
7894 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7896 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7897 Richard Biener <rguenther@suse.de>
7899 PR tree-optimization/69820
7900 * tree-vect-patterns.c (type_conversion_p): Return false if
7901 *orig_type is unsigned single precision or boolean.
7902 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7905 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7907 PR rtl-optimization/69764
7908 PR rtl-optimization/69771
7909 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7910 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7912 2016-02-16 Richard Biener <rguenther@suse.de>
7914 PR tree-optimization/69776
7915 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7917 (indirect_refs_may_alias_p): Likewise.
7918 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7919 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7920 according to tbaa_p.
7921 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7922 (optimize_stmt): For redundant store discovery do not allow tbaa.
7924 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7926 PR tree-optimization/69714
7927 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7928 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7930 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7932 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7933 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7934 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7935 * config/arc/arc.c (arc_init): Check FPU options.
7936 (get_arc_condition_code): Handle new CC_FPU* modes.
7937 (arc_select_cc_mode): Likewise.
7938 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7939 register pair only. Allow access for ARCv2 accumulator.
7940 (gen_compare_reg): Whenever we have FPU support use FPU compare
7942 (arc_reorg): Don't generate brcc insns when FPU compare
7943 instructions are involved.
7944 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7945 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7946 floating point emulation.
7947 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7948 (REVERSE_CONDITION): Add new CC_FPU* modes.
7949 (TARGET_FP_SP_BASE): Define.
7950 (TARGET_FP_DP_BASE): Likewise.
7951 (TARGET_FP_SP_FUSED): Likewise.
7952 (TARGET_FP_DP_FUSED): Likewise.
7953 (TARGET_FP_SP_CONV): Likewise.
7954 (TARGET_FP_DP_CONV): Likewise.
7955 (TARGET_FP_SP_SQRT): Likewise.
7956 (TARGET_FP_DP_SQRT): Likewise.
7957 (TARGET_FP_DP_AX): Likewise.
7958 * config/arc/arc.md (ARCV2_ACC): New constant.
7959 (type): New fpu type attribute.
7960 (SDF): Conditional iterator.
7961 (cstore<mode>, cbranch<mode>): Change expand condition.
7962 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7963 handles FPU/FPX cases as well.
7964 * config/arc/arc.opt (mfpu): New option.
7965 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7967 (adddf3, muldf3, subdf3): Removed.
7968 * config/arc/predicates.md (proper_comparison_operator): Recognize
7970 * config/arc/fpu.md: New file.
7971 * doc/invoke.texi (ARC Options): Document mfpu option.
7973 2016-02-16 Richard Biener <rguenther@suse.de>
7975 PR rtl-optimization/69291
7976 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7977 noce_operand_ok check.
7979 2016-02-16 Tom de Vries <tom@codesourcery.com>
7982 * omp-low.c (simd_clone_create): Remove call to
7983 symtab->call_cgraph_insertion_hooks.
7985 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7987 PR tree-optimization/69802
7988 * tree-ssa-reassoc.c (update_range_test): If op is
7989 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7990 op == 1 test of precision 1 integral op, otherwise handle
7991 that case as op itself. Fix up formatting.
7992 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7995 2016-02-16 Richard Biener <rguenther@suse.de>
7997 PR tree-optimization/69586
7998 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7999 types for conversion sources.
8001 2016-02-16 Richard Biener <rguenther@suse.de>
8004 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8005 mask OEP_ADDRESS_OF.
8007 2016-02-16 Alan Modra <amodra@gmail.com>
8010 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8011 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8012 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8014 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8015 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8016 (p8_fmrgow_<mode>): Likewise.
8017 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8019 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8020 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8021 to use movdi_internal64. Remove op0_di.
8022 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8024 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8026 Add support for the FCCMP insn types
8028 * config/aarch64/aarch64.md (fccmp): Change insn type.
8030 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8031 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8032 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8033 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8034 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8035 * config/arm/types.md (fccmps): Add new insn type.
8038 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8040 * alias.c (get_alias_set): Fix a typo in comment.
8042 2016-02-15 Richard Biener <rguenther@suse.de>
8044 PR tree-optimization/69595
8045 * match.pd: Complete range test simplification to true.
8047 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8049 PR rtl-optimization/69648
8050 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8051 pic_offset_table_rtx.
8053 PR rtl-optimization/69752
8054 * ira.c (update_equiv_regs): When looking for more than a single SET,
8055 also take other side effects into account.
8057 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8059 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8060 for z900+ CPUs in 31-bit mode.
8062 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8064 * common/config/s390/s390-common.c (s390_supports_split_stack):
8066 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8067 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8068 * config/s390/s390.c (struct machine_function): New field
8069 split_stack_varargs_pointer.
8070 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8071 in s390_emit_prologue.
8072 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8074 (morestack_ref): New global.
8075 (SPLIT_STACK_AVAILABLE): New macro.
8076 (s390_expand_split_stack_prologue): New function.
8077 (s390_live_on_entry): New function.
8078 (s390_va_start): Use split-stack vararg pointer if appropriate.
8079 (s390_asm_file_end): Emit the split-stack note sections.
8080 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8081 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8082 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8083 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8084 (split_stack_prologue): New expand.
8085 (split_stack_space_check): New expand.
8086 (split_stack_data): New insn.
8087 (split_stack_call): New expand.
8088 (split_stack_call_*): New insn.
8089 (split_stack_cond_call): New expand.
8090 (split_stack_cond_call_*): New insn.
8092 2016-02-15 Richard Biener <rguenther@suse.de>
8094 PR tree-optimization/69783
8095 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8096 Add trivially correct cases.
8098 2016-02-15 Tom de Vries <tom@codesourcery.com>
8101 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8103 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8105 2016-02-15 Richard Biener <rguenther@suse.de>
8107 PR tree-optimization/69776
8108 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8109 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8110 indicate whether we can use TBAA to disambiguate against stores.
8111 Use alias-set zero if not.
8112 (visit_reference_op_store): Do not use TBAA when looking up
8114 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8115 (eliminate_dom_walker::before_dom_children): But not when looking
8116 up redundant stores.
8118 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8120 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8122 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8124 * config/i386/znver1.md
8125 (znver1_pop, znver1_pop_mem,
8126 znver1_load_imov_double_store,
8127 znver1_load_imov_direct_store,
8128 znver1_load_imov_direct_load,
8129 znver1_load_imov_double_load): Add new.
8130 (znver1_insn, znver1_insn_load): Add icmov type.
8132 znver1_sseavx_fma_load,
8134 znver1_avx256_fma_load): Fix pipe usage.
8136 2016-02-14 Alan Modra <amodra@gmail.com>
8139 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8140 with an invalid hard reg, reload just the reg not the entire
8141 pre/post-inc/dec address expression.
8143 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8146 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8147 fixed R1_REG scratch reg.
8148 (sibcall_value_pcrel_fdpic): Likewise.
8150 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8154 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8156 2016-02-12 Walter Lee <walt@tilera.com>
8158 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8159 * config/tilegx/t-tilegx: Likewise.
8161 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8164 * diagnostic-show-locus.c (struct line_span): New struct.
8165 (layout::get_first_line): Delete.
8166 (layout::get_last_line): Delete.
8167 (layout::get_num_line_spans): New member function.
8168 (layout::get_line_span): Likewise.
8169 (layout::print_heading_for_line_span_index_p): Likewise.
8170 (layout::get_expanded_location): Likewise.
8171 (layout::calculate_line_spans): Likewise.
8172 (layout::m_first_line): Delete.
8173 (layout::m_last_line): Delete.
8174 (layout::m_line_spans): New field.
8175 (layout::layout): Update comment. Replace m_first_line and
8176 m_last_line with m_line_spans, replacing their initialization
8177 with a call to calculate_line_spans.
8178 (diagnostic_show_locus): When printing source lines and
8179 annotations, rather than looping over a single span
8180 of lines, instead loop over each line_span within
8181 the layout, with an inner loop over the lines within them.
8182 Call the context's start_span callback when changing line spans.
8183 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8184 (diagnostic_build_prefix): Break out the building of the location
8185 part of the string into...
8186 (diagnostic_get_location_text): ...this new function, rewriting
8187 it from nested ternary expressions to a sequence of "if"
8189 (default_diagnostic_start_span_fn): New function.
8190 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8191 (diagnostic_context::start_span): New field.
8192 (default_diagnostic_start_span_fn): New prototype.
8194 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8197 * gcc.c (driver::finalize): Fix cleanup of "specs".
8199 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8203 * gcc.c (driver::driver): Initialize m_option_suggestions.
8204 (driver::~driver): Clean up m_option_suggestions.
8205 (suggest_option): Convert to...
8206 (driver::suggest_option): ...this, and split out into
8207 driver::build_option_suggestions and find_closest_string.
8208 (driver::build_option_suggestions): New function, from
8209 first half of suggest_option. Special-case
8210 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8211 the sanitizer_opts array. For options of enum types, add the
8212 various enum values to the candidate strings.
8213 (driver::handle_unrecognized_options): Remove "const".
8214 * gcc.h (driver::handle_unrecognized_options): Likewise.
8215 (driver::build_option_suggestions): New decl.
8216 (driver::suggest_option): New decl.
8217 (driver::m_option_suggestions): New field.
8218 * opts-common.c (add_misspelling_candidates): New function.
8219 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8220 and make non-static.
8221 * opts.h (sanitizer_opts): New array decl.
8222 (add_misspelling_candidates): New function decl.
8223 * spellcheck.c (find_closest_string): New function.
8224 * spellcheck.h (find_closest_string): New function decl.
8226 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8228 PR rtl-optimization/69764
8229 PR rtl-optimization/69771
8230 * optabs.c (expand_binop_directly): For shift_optab_p, force
8231 convert_modes with VOIDmode if xop1 has VOIDmode.
8233 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8236 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8237 to correctly determine instrumentation thunks.
8239 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8242 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8243 type by reference, force lhs on the call.
8246 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8247 Compute retval and retbnd early in all cases if split_part_return_p
8248 and return_bb is not EXIT. Remove all clobber stmts and reset
8249 all debug stmts that refer to SSA_NAMEs defined in split part,
8250 except if it is retval, in that case replace the old retval with the
8251 lhs of the call to the split part.
8253 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8256 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8259 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8260 whose result is used in PHI.
8261 (maybe_optimize_range_tests): Likewise.
8262 (final_range_test_p): Likweise.
8264 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8267 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8268 whose result is used in PHI.
8269 (maybe_optimize_range_tests): Likewise.
8270 (final_range_test_p): Likweise.
8272 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8274 * cgraph.c: Spelling fixes - behaviour -> behavior and
8275 neighbour -> neighbor.
8276 * target.def: Likewise.
8277 * sel-sched.c: Likewise.
8278 * config/mips/mips.c: Likewise.
8279 * config/arc/arc.md: Likewise.
8280 * config/arm/cortex-a57.md: Likewise.
8281 * config/arm/arm.c: Likewise.
8282 * config/arm/neon.md: Likewise.
8283 * config/arm/arm-c.c: Likewise.
8284 * config/vms/vms-c.c: Likewise.
8285 * config/s390/s390.c: Likewise.
8286 * config/i386/znver1.md: Likewise.
8287 * config/i386/i386.c: Likewise.
8288 * config/ia64/hpux-unix2003.h: Likewise.
8289 * config/msp430/msp430.md: Likewise.
8290 * config/rx/rx.c: Likewise.
8291 * config/rx/rx.md: Likewise.
8292 * config/aarch64/aarch64-simd.md: Likewise.
8293 * config/aarch64/aarch64.c: Likewise.
8294 * config/nvptx/nvptx.c: Likewise.
8295 * config/bfin/bfin.c: Likewise.
8296 * config/cris/cris.opt: Likewise.
8297 * config/rs6000/rs6000.c: Likewise.
8298 * target.h: Likewise.
8299 * spellcheck.c: Likewise.
8300 * ira-build.c: Likewise.
8301 * tree-inline.c: Likewise.
8302 * builtins.c: Likewise.
8303 * lra-constraints.c: Likewise.
8304 * explow.c: Likewise.
8305 * hwint.h: Likewise.
8306 * targhooks.c: Likewise.
8307 * tree-vect-data-refs.c: Likewise.
8309 * doc/tm.texi: Likewise.
8310 * doc/extend.texi: Likewise.
8311 * doc/install.texi: Likewise.
8312 * doc/md.texi: Likewise.
8313 * tree-ssa-tail-merge.c: Likewise.
8314 * sched-int.h: Likewise.
8315 * match.pd: Likewise.
8316 * sched-ebb.c: Likewise.
8317 * target.def (omit_struct_return_reg): Likewise.
8318 * gimple-ssa-isolate-paths.c: Likewise.
8319 (find_implicit_erroneous_behaviour): Renamed to...
8320 (find_implicit_erroneous_behavior): ... this.
8321 (find_explicit_erroneous_behaviour): Renamed to...
8322 (find_explicit_erroneous_behavior): ... this.
8323 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8325 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8327 PR rtl-optimization/64682
8328 PR rtl-optimization/69567
8329 PR rtl-optimization/69737
8330 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8331 in I2 as well, just lose it.
8333 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8335 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8337 (aarch64_last_printed_tune_string): Likewise.
8338 (aarch64_declare_function_name): Only output .arch assembler
8339 directive if it will be different from the previously output
8340 directive. Same for .tune comment but only if -dA is set.
8341 (aarch64_start_file): New function.
8342 (TARGET_ASM_FILE_START): Define.
8344 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8347 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8349 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8352 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8353 -Wmaybe-uninitialized warning.
8355 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8358 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8360 2016-02-11 Richard Biener <rguenther@suse.de>
8362 PR rtl-optimization/69291
8363 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8364 subexpressions affected by changing the result.
8366 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8369 * lra-constraints.c (curr_insn_transform): Find in/out operands
8370 for secondary memory moves. Update dups.
8372 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8374 PR tree-optimization/69652
8375 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8376 to nested loop, did source re-formatting, skip debug statements,
8377 add check on statement with volatile operand, remove dead scalar
8380 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8381 Patrick Palka <ppalka@gcc.gnu.org>
8385 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8386 calls if the return type is TREE_ADDRESSABLE.
8387 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8388 * ipa-split.c (split_function): Fix doubled "we" in comment.
8389 Use void return type for the split part even if
8390 !split_point->split_part_set_retval.
8392 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8394 PR tree-optimization/68021
8395 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8396 when computing the value of biv cand by itself.
8398 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8400 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8401 (cortexa57_tunings): Likewise.
8402 (cortexa72_tunings): Likewise.
8403 (arch_macro_fusion_pair_p): Add support for AES fusion.
8404 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8405 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8406 Allow virtual registers before reload so early scheduling works.
8407 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8408 correct latency and pipeline.
8409 (cortex_a57_crypto_complex): Likewise.
8410 (cortex_a57_crypto_xor): Likewise.
8411 (define_bypass): Add AES bypass.
8413 2016-02-10 Richard Biener <rguenther@suse.de>
8415 PR tree-optimization/69726
8416 * passes.def: Add DCE pass before late uninit.
8417 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8418 really fixup if-conversions job.
8420 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8422 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8423 (arm_cortex_a57_tune): Likewise.
8424 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8425 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8427 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8429 * timevar.def (TV_PHASE_DBGINFO): Delete.
8430 (TV_PHASE_CHECK_DBGINFO): Likewise.
8431 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8433 2016-02-10 Richard Biener <rguenther@suse.de>
8435 PR tree-optimization/69719
8436 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8437 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8439 2016-02-09 Andrew Pinski <apinski@cavium.com>
8442 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8443 get_vcond_mask_icode returns false.
8445 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8448 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8449 an ADDIS that adds a pointer to a large constant that sets the
8450 upper16 bits with a load operation.
8452 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8455 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8457 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8459 (vzipq_s16): Likewise.
8460 (vzipq_s32): Likewise.
8461 (vzipq_f32): Likewise.
8462 (vzipq_u8): Likewise.
8463 (vzipq_u16): Likewise.
8464 (vzipq_u32): Likewise.
8465 (vzipq_p8): Likewise.
8466 (vzipq_p16): Likewise.
8468 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8471 * config/arm/arm.c (neon_endian_lane_map): New function.
8472 (neon_vector_pair_endian_lane_map): New function.
8473 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8474 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8476 (vuzpq_s16): Likewise.
8477 (vuzpq_s32): Likewise.
8478 (vuzpq_f32): Likewise.
8479 (vuzpq_u8): Likewise.
8480 (vuzpq_u16): Likewise.
8481 (vuzpq_u32): Likewise.
8482 (vuzpq_p8): Likewise.
8483 (vuzpq_p16): Likewise.
8485 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8488 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8491 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8493 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8494 truncate const_int operand 1 to QImode.
8496 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8498 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8499 corresponding to an abnormal edge.
8501 2016-02-09 Tom de Vries <tom@codesourcery.com>
8503 PR tree-optimization/69599
8504 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8506 (find_func_aliases_for_builtin_call, find_func_clobbers)
8507 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8510 2016-02-09 Richard Biener <rguenther@suse.de>
8512 PR tree-optimization/69715
8513 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8514 LHS on calls as non-rewritable.
8516 2016-02-09 Tom de Vries <tom@codesourcery.com>
8519 * lto-wrapper.c (append_diag_options): New function.
8520 (compile_offload_image): Call append_diag_options.
8522 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8525 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8526 Minor copy-edit to fix verb tenses.
8528 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8530 PR tree-optimization/69209
8531 * ipa-split.c (split_function): If split part is not
8532 returning retval, retval has gimple type but is not
8533 gimple value, force it into a SSA_NAME first.
8535 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8537 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8540 2016-02-08 Jason Merrill <jason@redhat.com>
8543 * convert.c (convert_to_integer_1): Check dofold on truncation
8545 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8546 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8547 Rename from *_nofold.
8548 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8549 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8551 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8554 * tree.c (build_common_tree_nodes): Remove short_double argument.
8555 All callers changed.
8556 * tree.h (build_common_tree_nodes): Adjust declaration.
8557 * doc/invoke.texi (-fshort-double): Remove documentation.
8558 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8559 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8560 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8561 (append_linker_options): Don't handle OPT_fshort_double.
8563 PR rtl-optimization/68730
8564 * lra-remat.c (insn_to_cand_activation): New static variable.
8565 (lra_remat): Allocate and free it.
8566 (create_cand): New arg activation. Initialize a field in
8567 insn_to_cand_activation if it is nonnull.
8568 (create_cands): Pass the activation insn to create_cand when making
8569 a candidate involving an output reload. Reorganize code a little.
8570 (do_remat): Keep track of active status of candidates in a separate
8573 2016-02-08 Richard Biener <rguenther@suse.de>
8575 PR tree-optimization/69719
8576 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8577 Properly use absolute of the difference of the two offsets to
8578 compare or adjust the segment length.
8580 2016-02-08 Richard Biener <rguenther@suse.de>
8581 Jeff Law <law@redhat.com>
8584 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8585 types for anonymous SSA names.
8587 2016-02-08 Richard Biener <rguenther@suse.de>
8589 PR rtl-optimization/69274
8590 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8592 2016-02-08 Jeff Law <law@redhat.com>
8594 PR tree-optimization/65917
8595 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8596 equivalences from if (x == y) style conditionals.
8597 (loop_depth_of_name): Remove.
8598 (record_equality): Remove loop depth check.
8599 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8600 (const_and_copies::record_const_or_copy_raw): New member function.
8601 * tree-ssa-scopedtables.c
8602 (const_and_copies::record_const_or_copy_raw): New, factored out of
8603 (const_and_copies::record_const_or_copy): Call new member function.
8605 2016-02-05 Jeff Law <law@redhat.com>
8607 PR tree-optimization/68541
8608 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8609 (count_stmts_in_block): New function.
8610 (poor_ifcvt_candidate_code): Likewise.
8611 (is_feasible_trace): Add some heuristics to determine when path
8612 splitting is profitable.
8613 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8614 is a diamond with a single exit.
8616 2016-02-05 Martin Sebor <msebor@redhat.com>
8619 * doc/invoke.texi: Update -Wplacement-new to take an optional
8622 2016-02-06 Richard Henderson <rth@redhat.com>
8625 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8626 out of non-standard address spaces.
8628 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8630 PR rtl-optimization/69691
8631 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8633 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8635 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8636 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8637 (*ieee128_mfvsrd_64bit): Likewise.
8638 (*ieee128_mfvsrd_32bit): Likewise.
8640 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8644 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8646 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8647 instrumented_version.
8649 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8651 * doc/invoke.texi (Optimize Options): In table of --param options
8652 rename second occurrence of tracer-min-branch-ratio to
8653 tracer-min-branch-probability, rename
8654 tracer-min-branch-ratio-feedback to
8655 tracer-min-branch-probability-feedback and clarify description,
8656 rename sched-spec-state-edge-prob-cutoff to
8657 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8658 to selsched-insns-to-rename, rename lto-minpartition to
8659 lto-min-partition, delete reorder-blocks-duplicate and
8660 reorder-blocks-duplicate-feedback.
8662 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8664 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8667 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8669 * doc/extend.texi: S/390: Correct some typos.
8671 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8673 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8675 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8678 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8679 (s390_register_info_gprtofpr): Use new macros above.
8680 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8682 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8683 its name. Adjust restore and save gpr ranges.
8684 (s390_register_info_set_ranges): New function.
8685 (s390_register_info): Use new macros above. Call
8686 s390_register_info_set_ranges.
8687 (s390_optimize_register_info): Likewise.
8688 (s390_hard_regno_rename_ok): Use new macros.
8689 (s390_hard_regno_scratch_ok): Likewise.
8690 (s390_emit_epilogue): Likewise.
8691 (s390_can_use_return_insn): Likewise.
8692 (s390_optimize_prologue): Likewise.
8693 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8695 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8698 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8700 (ix86_option_override_internal): Disable TARGET_STV even for
8701 -m{incoming,preferred}-stack-boundary=3.
8703 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8705 * config.gcc: Mark deprecated rtems targets as obsolete.
8707 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8709 PR rtl-optimization/64682
8710 PR rtl-optimization/69567
8711 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8712 before I2 only if the register is both used and set in I2.
8714 2016-02-04 DJ Delorie <dj@redhat.com>
8716 * config/msp430/msp430.c (msp430_start_function): Add function type.
8718 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8721 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8723 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8725 PR rtl-optimization/69577
8727 2015-10-29 Richard Henderson <rth@redhat.com>
8731 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8732 sse check to the exact conditions of PR 67609.
8734 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8737 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8738 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8739 not allowed into the traditional Altivec registers.
8740 (movtd_64bit_nodm): Likewise.
8741 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8743 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8745 * config/aarch64/cortex-a57-fma-steering.c
8746 (aarch64_register_fma_steering): Remove "static" from arguments
8749 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8752 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8755 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8757 * doc/invoke.texi: Delete -mno-fma4.
8759 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8761 PR rtl-optimization/69577
8762 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8763 (find_subregs_of_mode): Update accordingly. Iterate over partial
8766 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8768 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8769 * config/arm/arm.c (neon_reinterpret): Remove.
8770 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8771 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8772 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8773 vreinterpretti): Remove.
8774 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8775 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8776 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8777 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8778 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8779 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8780 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8781 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8782 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8783 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8784 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8785 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8786 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8787 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8788 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8789 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8790 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8791 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8792 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8793 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8794 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8795 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8796 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8797 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8798 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8799 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8800 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8801 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8802 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8803 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8804 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8805 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8806 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8807 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8808 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8809 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8810 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8811 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8812 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8813 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8814 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8815 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8816 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8817 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8818 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8819 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8820 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8821 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8822 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8823 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8824 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8825 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8826 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8827 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8828 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8829 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8830 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8831 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8832 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8833 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8834 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8835 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8836 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8837 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8838 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8839 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8840 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8841 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8842 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8843 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8844 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8845 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8846 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8847 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8848 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8849 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8850 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8851 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8852 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8853 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8854 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8855 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8856 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8857 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8858 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8859 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8860 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8861 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8862 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8863 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8864 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8865 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8866 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8867 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8868 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8869 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8870 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8871 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8872 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8873 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8874 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8875 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8876 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8878 2016-02-04 Martin Liska <mliska@suse.cz>
8881 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8882 that are gimple_store_p.
8883 (maybe_instrument_call): Likewise.
8885 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8887 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8888 register scaling out of memory reference and comment why.
8890 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8894 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8895 folding the source of a SET.
8897 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8901 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8902 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8904 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8908 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8911 2016-02-04 Christian Bruel <christian.bruel@st.com>
8913 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8914 * config/arm/arm.c (arm_set_current_function): Likewise.
8916 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8917 Ilya Enkovich <enkovich.gnu@gmail.com>
8918 H.J. Lu <hongjiu.lu@intel.com>
8921 * config/i386/i386.c (convert_scalars_to_vector): Remove
8922 stack alignment fixes.
8923 (ix86_option_override_internal): Disable TARGET_STV if stack
8924 might not be aligned enough.
8925 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8927 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8929 * gcc/config/i386/x86-tune.def: Disable default prefetching
8932 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8933 Vladimir Makarov <vmakarov@redhat.com>
8936 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8937 in validating fused toc addresses.
8939 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8942 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8943 range->m_caret fields if range->m_show_caret_p is false.
8946 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8947 Force oldval into register if it does not satisfy reg_or_short_operand
8948 predicate. Fix up formatting.
8950 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8951 Alexandre Oliva <aoliva@redhat.com>
8954 * lra-constraints.c (simplify_operand_subreg): Check additionally
8955 address validity after potential reloading.
8956 (process_address_1): Check insns validity. In case of failure do
8959 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8962 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8965 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8967 * wide-int.cc (canonize_uhwi): New function.
8968 (wi::divmod_internal): Use it.
8970 2016-02-02 James Norris <jnorris@codesourcery.com
8972 * gimplify.c (omp_notice_variable): Add usage check.
8974 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8976 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8977 like LE, GE, LT, GT when emitting relational operator.
8979 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8981 * ira-costs.c (find_costs_and_classes): Add extra argument.
8982 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8983 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8984 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8985 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8986 Add best_class parameter, and return it if not ALL_REGS.
8987 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8989 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8992 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8994 * config/aarch64/aarch64.c
8995 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8996 (aarch64_ira_change_pseudo_allocno_class): New function.
8998 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9003 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9005 * config/avr/avr.c (avr_option_override): Set
9006 PARAM_ALLOW_STORE_DATA_RACES to 1.
9008 2016-02-02 Richard Biener <rguenther@suse.de>
9010 PR tree-optimization/69595
9011 * match.pd: Add range test simplifications to true/false.
9013 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9015 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9016 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9019 2016-02-02 Richard Biener <rguenther@suse.de>
9021 PR tree-optimization/69606
9022 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9023 info on the result before moving a stmt.
9025 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9028 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9029 branch with vector comparison.
9030 * config/i386/sse.md (VI48_AVX): New mode iterator.
9031 (define_expand "cbranch<mode>4): Add support for conditional branch
9032 with vector comparison.
9033 * tree-vect-loop.c (optimize_mask_stores): New function.
9034 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9035 has_mask_store field of vect_info.
9036 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9037 vectorized loops having masked stores after vec_info destroy.
9038 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9039 correspondent macros.
9040 (optimize_mask_stores): Add prototype.
9042 2016-02-02 Alan Modra <amodra@gmail.com>
9045 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9048 2016-02-02 Alan Modra <amodra@gmail.com>
9051 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9052 whenever toc_label_name used.
9053 (rs6000_file_start): Don't set up toc section here,
9054 (rs6000_output_function_epilogue): do so here instead,
9055 (rs6000_xcoff_file_start): and here.
9056 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9057 (load_toc_aix_di): Likewise.
9059 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9061 PR rtl-optimization/69592
9062 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9063 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9064 (num_sign_bit_copies_binary_arith_p): New inline function.
9065 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9067 2016-02-01 Jeff Law <law@redhat.com>
9069 PR tree-optimization/69580
9070 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9071 * tree-ssa-threadbackward.c
9072 (fsm_find_control_statement_thread_paths): Do not try to walk
9073 through large PHI nodes.
9075 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9077 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9078 when count is incremented above limit, don't analyze further
9081 * omp-low.c (oacc_parse_default_dims): Avoid
9082 -Wsign-compare warning, make sure value fits into int
9083 rather than just unsigned int.
9085 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9087 PR tree-optimization/67921
9088 * fold-const.c (split_tree): New parameters. Convert pointer
9089 type variable part to proper type before negating.
9090 (fold_binary_loc): Pass new arguments to split_tree.
9092 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9094 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9095 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9096 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9097 * doc/tm.texti: Rebuilt.
9098 * doc/invoke.texi (fopenacc-dim): Document.
9099 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9100 (append_compiler_options): Likewise.
9101 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9102 (oacc_parse_default_dims): New.
9103 (oacc_validate_dims): Add USED arg. Select non-unity default when
9105 (oacc_loop_fixed_partitions): Return mask of used partitions.
9106 (oacc_loop_auto_partitions): Emit dump info.
9107 (oacc_loop_partition): Return mask of used partitions.
9108 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9109 loop partitioning and validation calls.
9111 2016-02-01 Richard Biener <rguenther@suse.de>
9114 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9116 2016-02-01 Richard Biener <rguenther@suse.de>
9118 PR tree-optimization/69574
9119 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9120 of asserting return chrec_dont_know.
9122 2016-02-01 Martin Liska <mliska@suse.cz>
9124 * mem-stats-traits.h: Add copyright header.
9125 * mem-stats.h: Likewise.
9127 2016-02-01 Richard Biener <rguenther@suse.de>
9129 PR tree-optimization/69579
9130 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9131 Do not propagate through abnormal PHI results.
9133 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9135 * postreload.c (reload_cse_simplify): Remove dead code.
9137 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9139 PR rtl-optimization/69570
9140 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9141 if there is more than one set, not if there is a single set.
9143 2016-02-01 Richard Henderson <rth@redhat.com>
9146 * combine.c (make_compound_operation): When looking through a
9147 subreg, make sure to re-extend to the width of the outer mode.
9149 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9151 PR tree-optimization/69546
9152 * wide-int.cc (wi::divmod_internal): For unsigned division
9153 where both operands fit into uhwi, if o1 is 1 and o0 has
9154 msb set, if divident_prec is larger than bits per hwi,
9155 clear another quotient word and return 2 instead of 1.
9156 Similarly for remainder with msb in HWI set, if dividend_prec
9157 is larger than bits per hwi.
9159 2016-01-29 Martin Jambor <mjambor@suse.cz>
9161 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9162 Use short lowercase names.
9163 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9164 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9165 acq_rel one. Protect warning agains segfaults if
9166 get_memory_order_name returns NULL.
9167 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9168 with release semantics. Do not warn if get_memory_order already did.
9169 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9170 semantics. Fix check for relaxed or acquire semantics. Do not warn
9171 if get_memory_order already did.
9173 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9175 * doc/install.texi: Document that isl-0.16 is supported.
9177 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9180 * config/i386/constraints.md (Bm): Describe as special memory
9182 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9183 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9184 * genpreds.c (struct constraint_data): Add is_special_memory.
9185 (have_special_memory_constraints, special_memory_start): New
9187 (special_memory_end): Ditto.
9188 (add_constraint): Add new arg is_special_memory. Add code to
9189 process its true value. Update have_special_memory_constraints.
9190 (process_define_constraint): Pass the new arg.
9191 (process_define_register_constraint): Ditto.
9192 (choose_enum_order): Process special memory.
9193 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9194 function insn_extra_special_memory_constraint.
9195 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9196 * gensupport.c (process_rtx): Process
9197 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9198 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9199 * ira-lives.c (single_reg_class): Use
9200 insn_extra_special_memory_constraint.
9201 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9202 * lra-constraints.c (process_alt_operands): Ditto.
9203 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9204 * recog.c (asm_operand_ok, preprocess_constraints): Process
9206 * reload.c (find_reloads): Ditto.
9207 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9208 * stmt.c (parse_input_constraint): Use
9209 insn_extra_special_memory_constraint.
9211 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9214 * lra-splill.c (lra_final_code_change): Revert r229087 by
9215 removing all sub-registers.
9217 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9220 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9222 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9225 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9226 SSE1, copy target into the temporary reg first before recursing
9229 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9231 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9234 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9236 * ginclude/stdarg.h: Test __cplusplus instead of
9237 __GXX_EXPERIMENTAL_CXX0X__.
9239 2016-01-29 Richard Biener <rguenther@suse.de>
9241 PR tree-optimization/69547
9242 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9243 Do not mark clobbers necessary.
9244 (mark_all_reaching_defs_necessary_1): Likewise.
9246 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9248 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9249 declaration name with %qs and print it in both error messages.
9250 Also fix indentation.
9252 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9255 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9256 trailing blank line from error message.
9258 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9261 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9264 2016-01-29 Richard Biener <rguenther@suse.de>
9267 * match.pd: Allow all integral types when simplifying a
9268 widening or sign-changing conversion.
9270 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9272 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9273 back to setting codegen_error to fail codegen.
9275 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9278 * config/i386/constraints.md (C): Only accept constant zero operand.
9279 (BC): New constraint.
9280 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9281 instead of C constraint.
9282 * doc/md.texi (Machine Constraints): Update description
9285 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9288 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9290 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9293 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9296 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9298 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9299 branches if using guessed profile.
9301 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9303 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9305 2016-01-28 Richard Henderson <rth@redhat.com>
9308 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9309 * config/aarch64/aarch64-protos.h: Update.
9310 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9311 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9312 (aarch64_get_condition_code_1): Handle CC_Cmode.
9313 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9314 (*add<mode>3_compareC_cconly_imm): New.
9315 (*add<mode>3_compareC_cconly): New.
9316 (*add<mode>3_compareC_imm): New.
9317 (add<mode>3_compareC): New.
9318 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9319 to be first. Use aarch64_carry_operation.
9320 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9321 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9322 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9323 (subti3): Use subdi3_compare1.
9324 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9325 (sub<mode>3_compare1): New.
9326 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9327 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9328 (*subsi3_carryin_uxtw): Likewise.
9329 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9330 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9331 * config/aarch64/iterators.md (DWI): New.
9332 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9333 (aarch64_borrow_operation): New.
9335 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9337 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9338 message when isl does not return a valid schedule.
9340 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9342 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9343 Remove comments from class declarations: they are already in the code
9346 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9348 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9350 (ternary_op_to_tree): Same.
9351 (unary_op_to_tree): Same.
9352 (nary_op_to_tree): Same.
9353 (gcc_expression_from_isl_expr_op): Same.
9354 (gcc_expression_from_isl_expression): Same.
9355 (graphite_create_new_loop): Same.
9356 (graphite_create_new_loop_guard): Same.
9357 (build_iv_mapping): Same.
9358 (graphite_create_new_guard): Same.
9359 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9360 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9362 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9364 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9365 instead of setting codegen_error to fail codegen.
9367 2016-01-28 Jason Merrill <jason@redhat.com>
9369 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9371 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9373 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9374 Remove CONST_INT_P check in CCMP cost calculation.
9376 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9378 * config/aarch64/aarch64.c (generic_vector_cost):
9379 Set vec_permute_cost.
9380 (cortexa57_vector_cost): Likewise.
9381 (exynosm1_vector_cost): Likewise.
9382 (xgene1_vector_cost): Likewise.
9383 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9384 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9385 Add vec_permute_cost entry.
9387 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9389 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9391 (add<mode>3_compare0): Likewise.
9392 (addsi3_compare0_uxtw): Likewise.
9393 (add<mode>3nr_compare0): Likewise.
9394 (compare_neg<mode>): Likewise.
9395 (<optab><mode>3): Likewise.
9397 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9399 * tree-vect-stmts.c (vectorizable_comparison): Add
9400 NULL check for vectype.
9402 2016-01-28 Richard Biener <rguenther@suse.de>
9404 PR tree-optimization/69466
9405 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9406 Account for PHIs we couldn't duplicate.
9408 2016-01-28 Martin Liska <mliska@suse.cz>
9411 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9412 instead of ENABLE_VALGRIND_CHECKING.
9414 2016-01-27 Richard Henderson <rth@redhat.com>
9417 * lra-remat.c (subreg_regs): New.
9418 (dump_candidates_and_remat_bb_data): Dump it.
9419 (operand_to_remat): Reject if operand in subreg_regs.
9420 (set_bb_regs): Collect subreg_regs.
9421 (lra_remat): Init and free subreg_regs. Compute
9422 calculate_local_reg_remat_bb_data before create_cands.
9424 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9427 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9428 change stack_alignment_needed for __tls_get_addr call.
9430 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9432 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9434 2016-01-27 Jeff Law <law@redhat.com>
9436 PR tree-optimization/68398
9437 PR tree-optimization/69196
9438 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9439 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9440 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9441 Only count PHIs in the last block in the path. The others will
9442 const/copy propagate away. Add heuristic to allow more irreducible
9443 subloops to be created when it is likely profitable to do so.
9445 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9446 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9447 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9449 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9452 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9453 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9454 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9455 * tree-streamer-in.c: Include asan.h.
9456 (streamer_get_builtin_tree): For builtins in sanitizer
9457 range call initialize_sanitizer_builtins and retry.
9459 2016-01-27 Ian Lance Taylor <iant@google.com>
9461 * common.opt (fkeep-gc-roots-live): New undocumented option.
9462 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9463 -fkeep-gc-roots-live, skip pointers.
9464 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9467 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9471 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9473 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9476 * configure.ac: NetBSD provides SSP in its C library.
9477 * configure: Updated.
9479 2016-01-27 Richard Biener <rguenther@suse.de>
9481 PR tree-optimization/69166
9482 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9483 reduction code for commutativity / associativity.
9485 2016-01-27 Martin Jambor <mjambor@suse.cz>
9487 PR tree-optimization/69355
9488 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9489 total_scalarization fails.
9491 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9493 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9496 2016-01-27 Christian Bruel <christian.bruel@st.com>
9499 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9500 Move arm_reset_previous_fndecl and set_target_option_current_node in
9501 the conditional part. Call save_restore_target_globals.
9502 * config/arm/arm.c (arm_set_current_function):
9503 Refactor to better support #pragma target and attribute mix.
9504 Call save_restore_target_globals.
9505 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9507 2016-01-27 Martin Liska <mliska@suse.cz>
9509 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9510 reference for an HSA kernel and its host function.
9512 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9514 PR tree-optimization/69399
9515 * wide-int.h (wi::lrshift): For larger precisions, only
9516 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9518 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9520 * config/arc/predicates.md (proper_comparison_operator): Reject
9521 constant-constant comparison.
9523 2016-01-26 Tom de Vries <tom@codesourcery.com>
9525 PR tree-optimization/69110
9526 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9527 DR_NUM_DIMENSIONS == 0.
9529 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9530 Sebastian Pop <s.pop@samsung.com>
9532 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9533 isl_ast_op_cond and isl_ast_op_select.
9534 (gcc_expression_from_isl_expr_op): Same.
9536 2016-01-26 Jason Merrill <jason@redhat.com>
9539 * tree.c (recompute_constructor_flags): Split out from
9541 (verify_constructor_flags): New.
9542 * tree.h: Declare them.
9544 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9546 PR rtl-optimization/69217
9547 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9548 are no TYPE_FIELDS set for the record type.
9550 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9554 toc_label_name unconditionally.
9555 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9556 SYMBOL_REF string. Use toc_label_name instead of constructing
9558 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9559 constructing LCTOC1.
9561 2016-01-26 Martin Sebor <msebor@redhat.com>
9564 * doc/extend.texi (Common Type Attributes): Move text that talks about
9565 attribute packed from attribute aligned to the section discussing
9566 the former attribute for clarity.
9568 2016-01-26 Richard Henderson <rth@redhat.com>
9571 * trans-mem.c (tm_region_init): Mark entry block as visited.
9573 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9576 * diagnostic-show-locus.c (layout::print_source_line): Replace
9577 call to pp_newline with call to layout::print_newline.
9578 (layout::print_annotation_line): Likewise.
9579 (layout::move_to_column): Likewise.
9580 (layout::print_any_fixits): After printing any fixits, print a
9581 trailing newline, if necessary.
9582 (layout::print_newline): New method, resetting any colorization
9584 (diagnostic_show_locus): Move the pp_newline to before the
9585 early bailout. Remove dummy block enclosing the layout instance.
9586 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9587 of pp_newline_and_flush with pp_flush.
9588 (diagnostic_append_note): Delete use of pp_newline.
9589 (diagnostic_append_note_at_rich_loc): Delete.
9590 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9591 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9592 when newline characters are added to the buffer.
9594 2016-01-26 Michael Matz <matz@suse.de>
9596 * configure.ac (ac_cv_std_swap_in_utility): New test.
9597 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9598 * configure: Regenerate.
9599 * config.in: Regenerate.
9601 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9603 * config/arc/arc.md (cstoresi4): Force operand into register.
9604 (arcset<code>): Fix predicate.
9605 (arcsetltu): Likewise.
9606 (arcsetgeu): Likewise.
9607 (arcsethi): Likewise.
9608 (arcsetls): Likewise.
9610 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9612 PR tree-optimization/69483
9613 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9614 if base has error_mark_node type.
9616 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9619 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9620 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9622 (vget_lane_f16): Handle big-endian.
9623 (vgetq_lane_f16): Likewise.
9624 (vset_lane_f16): Likewise.
9625 (vsetq_lane_f16): Likewise.
9626 * config/arm/iterators.md (VQXMOV): Add V8HF.
9627 (VDQ): Add V4HF and V8HF.
9628 (V_reg): Handle V4HF and V8HF.
9629 (Is_float_mode): Likewise.
9630 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9631 neon_vdup_nv8hf): New patterns.
9632 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9633 Use VD_LANE iterator.
9634 (neon_vld1_dup<mode>): Use VQ2 iterator.
9636 2016-01-26 Nathan Sidwell <nathan@acm.org>
9638 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9639 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9640 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9641 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9642 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9643 (oacc_validate_dims): Add LEVEL arg, don't return level.
9644 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9646 (execute_oacc_device_lower): Adjust, add more dump output.
9647 * tree-ssa-loop.c (gate_oacc_kernels): Use
9648 oacc_fn_attrib_kernels_p.
9649 * tree-parloops.c (create_parallel_loop): Adjust
9650 set_oacc_fn_attrib call.
9652 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9655 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9656 (append_compiler_options): Handle -fcilkplus.
9657 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9659 2016-01-26 Nick Clifton <nickc@redhat.com>
9662 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9663 been marked as DECL_ONE_ONLY but we do not the means to make it
9664 so, then do not allow it to bind locally.
9666 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9669 * opts.h (parse_sanitizer_options): New prototype.
9670 * opts.c (sanitizer_opts): New array.
9671 (parse_sanitizer_options): New function.
9672 (common_handle_option): Use parse_sanitizer_options.
9674 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9677 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9678 alignment adjustment to ...
9679 (ix86_update_stack_boundary): Here. Don't over-align stack for
9681 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9682 if __tls_get_addr is called.
9684 2016-01-26 Christian Bruel <christian.bruel@st.com>
9686 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9688 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9690 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9692 2016-01-26 Richard Biener <rguenther@suse.de>
9695 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9697 2016-01-26 Richard Biener <rguenther@suse.de>
9699 PR tree-optimization/69452
9700 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9701 (move_computations_dom_walker::before_dom_children): Rename
9703 (move_computations_worker): This.
9704 (move_computations): Perform an RPO rather than a DOM walk.
9706 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9709 * combine.c (combine_instructions): For REG_EQUAL note with
9710 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9711 to the underlying register.
9712 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9713 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9715 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9718 * config/aarch64/aarch64-builtins.c
9719 (aarch64_init_simd_builtin_types): Do not set structural
9720 equality to __Poly{8,16,64,128}_t types.
9722 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9724 PR tree-optimization/69400
9725 * wide-int.cc (wi_pack): Take the precision as argument and
9726 perform canonicalization here rather than in the callers.
9727 Use the main loop to handle all full-width HWIs. Add a
9728 zero HWI if in_len isn't a full result.
9729 (wi::divmod_internal): Update accordingly.
9730 (wi::mul_internal): Likewise. Simplify.
9732 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9733 Sebastian Pop <s.pop@samsung.com>
9735 * graphite-poly.c (apply_poly_transforms): Simplify.
9736 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9737 (print_isl_map): Same.
9738 (print_isl_union_map): Same.
9739 (print_isl_schedule): New.
9740 (debug_isl_schedule): New.
9741 * graphite-dependences.c (scop_get_reads): Do not call
9742 isl_union_map_add_map that is undocumented isl functionality.
9743 (scop_get_must_writes): Same.
9744 (scop_get_may_writes): Same.
9745 (scop_get_original_schedule): Remove.
9746 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9747 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9748 (compute_deps): Remove.
9749 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9750 (debug_schedule_ast): New.
9751 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9752 set_separate_option.
9753 (graphite_regenerate_ast_isl): Add dump.
9754 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9755 from scop->transformed_schedule.
9756 (graphite_regenerate_ast_isl): Add more dump.
9757 * graphite-optimize-isl.c (optimize_isl): Set
9758 scop->transformed_schedule. Check whether schedules are equal.
9759 (apply_poly_transforms): Move here.
9760 * graphite-poly.c (apply_poly_transforms): ... from here.
9761 (free_poly_bb): Static.
9762 (free_scop): Static.
9763 (pbb_number_of_iterations_at_time): Remove.
9764 (print_isl_ast): New.
9765 (debug_isl_ast): New.
9766 (debug_scop_pbb): New.
9767 * graphite-scop-detection.c (print_edge): Move.
9769 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9770 (build_scop_scattering): Remove.
9771 (create_pw_aff_from_tree): Assert instead of bailing out.
9772 (add_condition_to_pbb): Remove unused code, do not fail.
9773 (add_conditions_to_domain): Same.
9774 (add_conditions_to_constraints): Remove.
9775 (build_scop_context): New.
9776 (add_iter_domain_dimension): New.
9777 (build_iteration_domains): Initialize pbb->iterators.
9778 Call add_conditions_to_domain.
9781 (index_outermost_in_loop): New.
9782 (index_pbb_in_loop): New.
9783 (outermost_pbb_in): New.
9784 (add_in_sequence): New.
9785 (add_outer_projection): New.
9786 (outer_projection_mupa): New.
9787 (add_loop_schedule): New.
9788 (build_schedule_pbb): New.
9789 (build_schedule_loop): New.
9790 (embed_in_surrounding_loops): New.
9791 (build_schedule_loop_nest): New.
9792 (build_original_schedule): New.
9793 (build_poly_scop): Call build_original_schedule.
9794 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9795 (free_poly_dr): Remove.
9796 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9797 (free_poly_bb): Remove.
9798 (debug_loop_vec): Remove.
9799 (print_isl_ast): Declare.
9800 (debug_isl_ast): Declare.
9801 (scop_do_interchange): Remove.
9802 (scop_do_strip_mine): Remove.
9803 (scop_do_block): Remove.
9804 (flatten_all_loops): Remove.
9805 (optimize_isl): Remove.
9806 (pbb_number_of_iterations_at_time): Remove.
9807 (debug_scop_pbb): Declare.
9808 (print_schedule_ast): Declare.
9809 (debug_schedule_ast): Declare.
9810 (struct scop): Remove schedule. Add original_schedule,
9811 transformed_schedule.
9812 (free_gimple_poly_bb): Remove.
9813 (print_generated_program): Remove.
9814 (debug_generated_program): Remove.
9815 (unify_scattering_dimensions): Remove.
9816 * sese.c (print_edge): ... here.
9817 (print_sese): ... here.
9818 (debug_edge): ... here.
9819 (debug_sese): ... here.
9820 * sese.h (print_edge): Declare.
9821 (print_sese): Declare.
9822 (dump_edge): Declare.
9823 (dump_sese): Declare.
9825 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9826 Sebastian Pop <s.pop@samsung.com>
9828 * Makefile.in: Set ISLVER in site.exp.
9830 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9832 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9833 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9834 through DECL_VALUE_EXPR for expansion.
9836 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9838 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9839 the frame info after reload completed.
9841 2016-01-25 Jeff Law <law@redhat.com>
9843 PR tree-optimization/69196
9844 PR tree-optimization/68398
9845 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9846 tree-ssa-threadupdate.c.
9847 (determine_bb_domination_status): Prototype
9848 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9849 (determine_bb_domination_status): No longer static.
9850 (valid_jump_thread_path): Remove code to detect characteristics
9851 of the jump thread path not associated with correctness.
9852 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9853 Correct test for thread path length. Count PHIs for real operands as
9854 statements that need to be copied. Do not count ASSERT_EXPRs.
9855 Look at all the blocks in the thread path. Compute and selectively
9856 filter thread paths based on threading through the latch, threading
9857 a multiway branch or crossing a multiway branch.
9859 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9861 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9862 decl with __attribute__ ((unused)) annotation.
9864 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9867 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9868 of operands is compatible with a statement vectype.
9870 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9872 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9873 improve wording for mixed storage order support.
9875 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9877 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9878 (vcvt_u64_f64): Likewise.
9879 (vcvta_s64_f64): Likewise.
9880 (vcvta_u64_f64): Likewise.
9881 (vcvtm_s64_f64): Likewise.
9882 (vcvtm_u64_f64): Likewise.
9883 (vcvtn_s64_f64): Likewise.
9884 (vcvtn_u64_f64): Likewise.
9885 (vcvtp_s64_f64): Likewise.
9886 (vcvtp_u64_f64): Likewise.
9888 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9890 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9891 (arc_init): Check validity mll64 option.
9892 (arc_save_restore): Use double load/store instruction.
9893 (arc_expand_movmem): Likewise.
9894 (arc_split_move): Don't split if we have double load/store
9895 instructions. Returns a boolean.
9896 (arc_process_double_reg_moves): Change function to return boolean
9897 instead of a sequence of instructions.
9898 (arc_dwarf_register_span): New function.
9899 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9900 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9901 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9902 (*movdf_insn): Likewise.
9903 * config/arc/arc.opt (mll64): New option.
9904 * config/arc/predicates.md (even_register_operand): New predicate.
9905 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9907 2016-01-25 Richard Biener <rguenther@suse.de>
9910 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9911 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9913 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9915 2016-01-25 Richard Biener <rguenther@suse.de>
9917 PR tree-optimization/69376
9918 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9920 (VN_INFO_ANTI_RANGE_P): New inline.
9921 (VN_INFO_RANGE_TYPE): Likewise.
9922 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9923 SSA_NAME_ANTI_RANGE_P.
9924 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9925 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9926 Properly query VN_INFO_RANGE_TYPE.
9928 2016-01-25 Nick Clifton <nickc@redhat.com>
9931 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9933 2016-01-23 Tom de Vries <tom@codesourcery.com>
9935 PR tree-optimization/69426
9936 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9939 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9941 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9942 "the the" with "the" in the comments.
9943 * ipa-devirt.c (build_type_inheritance_graph,
9944 update_type_inheritance_graph): Likewise.
9945 * tree.c (build_function_type_list_1): Likewise.
9946 * cfgloopmanip.c (scale_loop_profile): Likewise.
9947 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9948 * gimple-ssa-split-paths.c
9949 (find_block_to_duplicate_for_splitting_paths): Likewise.
9950 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9951 * expr.c (convert_move): Likewise.
9952 * var-tracking.c (vt_stack_adjustments): Likewise.
9953 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9954 * tree-vrp.c (test_for_singularity): Likewise.
9956 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9957 directly instead of building a temporary tree.
9960 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9961 remove <algorithm> include.
9963 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9966 * config/i386/i386.c: Include dojump.h.
9967 (expand_small_movmem_or_setmem,
9968 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9970 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9971 if dynamic_check != -1.
9973 2016-01-21 Jeff Law <law@redhat.com>
9976 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9977 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9978 into dominated_by_p.
9979 (cprop_into_successor_phis): Avoid unnecessary tests.
9981 2016-01-22 Richard Henderson <rth@redhat.com>
9984 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9985 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9987 2016-01-22 Michael Matz <matz@suse.de>
9989 * system.h (string, algorithm): Include only conditionally.
9990 (new): Include always under C++.
9991 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9992 * final.c (toplevel): Ditto.
9993 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9994 * genconditions.c (write_header): Make gencondmd.c define
9996 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9998 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9999 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10001 2016-01-22 Christian Bruel <christian.bruel@st.com>
10004 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10006 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10009 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10010 define_insn_and_split. Ensure operands[1] and operands[0] do not
10011 get assigned the same register.
10013 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10015 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10017 2016-01-22 Christian Bruel <christian.bruel@st.com>
10019 * config/arm/arm-c.c (arm_pragma_target_parse):
10020 Remove warn_builtin_macro_redefined overwrite.
10022 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10024 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10025 flag_non_call_exceptions compatibility.
10027 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10030 * dwarf2out.c (add_child_die_after): New function.
10031 (dwarf_qual_info_t): New type.
10032 (dwarf_qual_info): New variable.
10033 (qualified_die_p): New function.
10034 (modified_type_die): For -fdebug-types-section, ensure
10035 canonical order of qualifiers. Put qualified DIEs adjacent
10036 to the corresponding non-qualified type DIE and search there
10037 for existing qualified DIEs.
10039 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10041 * doc/extend.texi (scalar_storage_order type attribute): Document
10042 restriction on type punning and aliasing, and remove future tense.
10044 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10047 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10050 2016-01-21 Jeff Law <law@redhat.com>
10052 PR middle-end/69347
10053 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10054 useless call to record_temporary_equivalences.
10055 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10056 allocate 10 slots in the bb_path vector and let it grow as needed.
10057 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10060 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10062 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10064 * configure: Regenerate.
10066 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10068 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10069 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10071 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10073 PR middle-end/66178
10074 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10075 drop EXPAND_INITIALIZER.
10076 * rtl.h (contains_symbolic_reference_p): Declare.
10077 * rtlanal.c (contains_symbolic_reference_p): New function.
10078 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10079 a subtraction into a NOT if symbolic constants are involved.
10081 2016-01-21 Anton Blanchard <anton@samba.org>
10082 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10085 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10087 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10090 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10092 * config/microblaze/microblaze.c
10093 (get_branch_target): New.
10094 (insert_wic_for_ilb_runout): New.
10096 (microblaze_machine_dependent_reorg): New.
10097 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10098 * config/microblaze/microblaze.md
10099 (UNSPEC_IPREFETCH): Define.
10100 (iprefetch): New pattern
10101 * config/microblaze/microblaze.opt
10102 (mxl-prefetch): New flag.
10104 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10106 * config/microblaze/microblaze.h
10107 (FIXED_REGISTERS): Update in macro.
10108 (CALL_USED_REGISTERS): Update in macro.
10110 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10112 PR rtl-optimization/68920
10113 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10116 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10118 PR rtl-optimization/68990
10119 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10120 pseudo instead of inheritance ones.
10122 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10123 Nick Clifton <nickc@redhat.com>
10127 * config/mips/mips.c (mips_compute_frame_info): Initialise
10128 args_size and hard_frame_pointer_offset fields of the frame
10129 structure before calling mips_global_pointer.
10131 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10133 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10135 * configure: Regenerate.
10137 2016-01-21 Richard Biener <rguenther@suse.de>
10139 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10141 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10143 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10144 to actually emit the .size directive.
10146 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10147 Jakub Jelinek <jakub@redhat.com>
10151 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10152 args array size by one to avoid buffer overflow.
10154 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10156 * config/s390/s390.md (pool_section_start): Use switch_to_section
10157 to select proper read-only data section instead of hardcoding
10159 (pool_section_end): Use switch_to_section to match the above.
10161 2016-01-21 Richard Biener <rguenther@suse.de>
10163 PR tree-optimization/69378
10164 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10165 (set_ssa_val_to): Use it for dominance checks taking into
10166 account not executable edges.
10168 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10171 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10172 for bitsize instead of GET_MODE_PRECISION (mode).
10174 2016-01-20 Martin Sebor <msebor@redhat.com>
10177 * extend.texi (__sync Builtins): Clarify the semantics of
10178 __sync_fetch_and_OP built-ins on pointers.
10179 (__atomic Builtins): Same.
10181 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10182 Sebastian Pop <s.pop@samsung.com>
10184 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10185 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10186 (is_valid_rename): Same.
10187 (translate_isl_ast_to_gimple::get_rename): Same.
10188 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10189 (translate_isl_ast_to_gimple::rename_uses): Same.
10190 (get_new_name): Check for close_phi nodes.
10191 (copy_loop_phi_args): Use phi_node_kind.
10192 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10193 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10195 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10196 Sebastian Pop <s.pop@samsung.com>
10198 Revert commit r229783.
10199 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10200 Remove use of parameter_rename_map.
10201 (copy_def): Remove.
10202 (copy_internal_parameters): Remove.
10203 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10204 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10205 (free_sese_info): Do not free parameter_rename_map.
10206 (set_rename): Do not use parameter_rename_map.
10207 (rename_uses): Update call to set_rename.
10208 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10209 * sese.h (parameter_rename_map_t): Remove.
10210 (struct sese_info_t): Remove field parameter_rename_map.
10212 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10213 Sebastian Pop <s.pop@samsung.com>
10215 * graphite-isl-ast-to-gimple.c: Fix comment.
10216 * graphite-scop-detection.c (defined_in_loop_p): New.
10217 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10218 names defined in loop.
10220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10221 Sebastian Pop <s.pop@samsung.com>
10223 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10224 Discard unstructured if-then-else regions.
10226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10227 Sebastian Pop <s.pop@samsung.com>
10229 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10230 (cleanup_loop_iter_dom): Remove.
10231 (build_loop_iteration_domains): Remove.
10232 (build_scop_context): Remove.
10233 (build_scop_iteration_domain): Remove.
10234 (add_loop_constraints): New.
10235 (build_iteration_domains): New.
10236 (build_poly_scop): Call build_iteration_domains.
10238 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10239 Sebastian Pop <s.pop@samsung.com>
10241 * graphite-scop-detection.c
10242 (scop_detection::harmful_loop_in_region): Free dom and loops.
10243 (scop_detection::loop_body_is_valid_scop): Free bbs.
10245 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10246 Sebastian Pop <s.pop@samsung.com>
10248 * graphite-scop-detection.c (record_loop_in_sese): New.
10249 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10250 (build_scops): Remove call to build_sese_loop_nests.
10251 * sese.c (sese_record_loop): Remove.
10252 (build_sese_loop_nests): Remove.
10253 (new_sese_info): Remove region->loops.
10254 (free_sese_info): Same.
10255 * sese.h (sese_contains_loop): Same.
10256 (build_sese_loop_nests): Remove.
10257 (sese_contains_loop): Remove.
10259 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10260 Sebastian Pop <s.pop@samsung.com>
10262 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10263 loop_is_valid_in_scop.
10264 (scop_detection::harmful_stmt_in_region): Renamed
10265 harmful_loop_in_region.
10266 Call loop_is_valid_in_scop.
10268 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10269 Sebastian Pop <s.pop@samsung.com>
10271 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10274 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10275 Sebastian Pop <s.pop@samsung.com>
10277 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10278 * graphite.h (struct poly_bb): Remove field is_reduction.
10279 (PBB_IS_REDUCTION): Remove.
10281 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10282 Sebastian Pop <s.pop@samsung.com>
10284 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10285 (add_pdr_constraints): Same.
10286 (scop_get_reads): Same.
10287 (scop_get_must_writes): Same.
10288 (scop_get_may_writes): Same.
10289 (scop_get_original_schedule): Same.
10290 (extend_schedule): Same.
10291 (apply_schedule_on_deps): Same.
10292 (carries_deps): Same.
10293 (compute_deps): Same.
10294 (scop_get_dependences): Same.
10295 * graphite-isl-ast-to-gimple.c
10296 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10297 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10298 (get_schedule_for_band_list): Same.
10299 (get_schedule_map): Same.
10300 (apply_schedule_map_to_scop): Same.
10301 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10302 (build_loop_iteration_domains): Same.
10303 (add_condition_to_pbb): Same.
10304 (add_param_constraints): Same.
10305 (pdr_add_memory_accesses): Same.
10306 (pdr_add_data_dimensions): Same.
10308 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10310 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10313 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10315 * common.opt (feliminate-dwarf2-dups): Replace references to
10316 "DWARF 2" with just "DWARF".
10317 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10318 * doc/extend.texi: Likewise.
10319 * doc/cpp.texi: Likewise.
10320 * doc/invoke.texi: Likewise.
10321 (Option Summary): Add -gdwarf to list of Debugging Options.
10322 (Debugging Options): Document -gdwarf.
10323 * doc/contrib.texi: Spell "DWARF" like that.
10325 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10327 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10328 warning. Fix up formatting.
10330 PR middle-end/67653
10331 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10332 attempt to mark memory input operand addressable and
10333 call prepare_gimple_addressable in that case. Don't adjust
10334 input_location for diagnostics, use error_at instead.
10336 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10338 * config/rs6000/ppc-auxv.h: New file.
10339 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10340 (cpu_is): Likewise.
10341 (cpu_supports): Likewise.
10342 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10343 (cpu_is_info): New variable.
10344 (cpu_supports_info): Likewise.
10345 (tcb_verification_symbol): Likewise.
10346 (cpu_builtin_p): Likewise.
10347 (cpu_expand_builtin): New function.
10348 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10349 (rs6000_init_builtins): Likewise.
10350 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10351 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10352 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10353 * configure: Regenerate.
10354 * config.in: Likewise.
10355 * doc/extend.texi (PowerPC Built-in Functions): Document
10356 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10358 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10361 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10363 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10366 2016-01-20 Richard Henderson <rth@redhat.com>
10372 * tree.c (tm_define_builtin): New.
10373 (find_tm_vector_type): New.
10374 (build_tm_vector_builtins): New.
10375 (build_common_builtin_nodes): Call it.
10377 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10379 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10380 (arm_fp_ok): Likewise.
10381 (arm_fp): Likewise.
10382 (arm_crypto): Likewise.
10384 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10385 Richard Biener <rguenther@suse.de>
10387 PR tree-optimization/69328
10388 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10389 vectors have same number of elements.
10390 (vectorizable_condition): Fix masked version recognition.
10392 2016-01-20 Richard Biener <rguenther@suse.de>
10394 PR tree-optimization/69345
10395 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10396 (VN_INFO_PTR_INFO): Likewise.
10397 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10398 info when it is equal between non-dominating SSA names.
10399 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10400 Make sure to look at original SSA infos.
10402 2016-01-20 Jeff Law <law@redhat.com>
10405 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10407 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10408 (pc_or_label_operand): New predicate.
10409 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10410 tests for small integers that are 2^n - 1.
10412 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10414 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10416 2016-01-19 Jeff Law <law@redhat.com>
10418 PR middle-end/69347
10419 * tree-ssa-threadbackwards.c
10420 (fsm_find_control_statement_thread_paths): Do not try to lookup
10421 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10423 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10425 * doc/lto.texi: Remove text that says only Gold has linker plugin
10428 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10430 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10431 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10432 the DIE accordingly.
10433 (modified_type_die): Add REVERSE parameter and pass it recursively,
10434 as well as to base_type_die. Adjust presence check accordingly.
10435 (base_type_for_mode): Adjust call to modified_type_die.
10436 (add_type_attribute): Add REVERSE parameter and pass it to
10438 (generic_parameter_die): Adjust call to add_type_attribute.
10439 (add_scalar_info): Likewise.
10440 (add_subscript_info): Likewise.
10441 (gen_array_type_die): Likewise.
10442 (gen_descr_array_type_die): Likewise.
10443 (gen_entry_point_die): Likewise.
10444 (gen_enumeration_type_die): Likewise.
10445 (gen_formal_parameter_die): Likewise.
10446 (gen_subprogram_die): Likewise.
10447 (gen_variable_die ): Likewise.
10448 (gen_const_die): Likewise.
10449 (gen_field_die): Likewise.
10450 (gen_pointer_type_die): Likewise.
10451 (gen_reference_type_die): Likewise.
10452 (gen_ptr_to_mbr_type_die): Likewise.
10453 (gen_inheritance_die): Likewise.
10454 (gen_subroutine_type_die): Likewise.
10455 (gen_typedef_die): Likewise.
10456 (force_type_die): Adjust call to modified_type_die.
10458 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10460 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10461 flow throughout the file. Fix broken link to Objective-C 2.0
10463 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10466 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10468 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10470 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10473 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10474 (maybe_record_node): Record cxa_pure_virtual as the only possible
10475 target if there are not ohter candidates.
10476 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10478 2016-01-19 Richard Biener <rguenther@suse.de>
10480 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10481 (get_memory_order): Likewise.
10483 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10485 * tree-vect-stmts.c (vectorizable_store): Check
10488 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10491 * gcc.c (driver::decode_argv): Add call to
10492 init_opts_obstack before init_options_struct.
10493 * opts.c (init_opts_obstack): Remove idempotency.
10494 (init_options_struct): Replace call to init_opts_obstack
10495 with a gcc_assert to verify that it has already been called.
10496 * toplev.c (toplev::main): Add call to init_opts_obstack before
10497 calls to init_options_struct.
10498 (toplev::finalize): Move cleanup of opts_obstack next to
10499 cleanup of save_decoded_options, clearing the latter, and
10500 save_decoded_options_count.
10502 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10505 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10506 attribute to unconditional. Remove %? from output template.
10508 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10509 Jiong Wang <jiong.wang@arm.com>
10511 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10512 generated from different expand order.
10514 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10516 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10517 Add support for CCMP costing.
10519 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10521 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10522 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10523 (fccmpe<mode>): Likewise.
10524 (fcmp): Rename to fcmp and globalize pattern.
10526 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10527 (aarch64_gen_ccmp_next): Add FP support.
10529 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10531 * target.def (gen_ccmp_first): Update documentation.
10532 (gen_ccmp_next): Likewise.
10533 * doc/tm.texi (gen_ccmp_first): Update documentation.
10534 (gen_ccmp_next): Likewise.
10535 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10536 expand_ccmp_expr_1. Improve comments.
10537 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10538 (ccmp_ior<mode>): Remove pattern.
10539 (cmp<mode>): Remove expand.
10540 (cmp): Globalize pattern.
10541 (cstorecc4): Use cc_register.
10542 (mov<mode>cc): Remove ccmp_cc_register check.
10543 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10544 Simplify after removal of CC_DNE/* modes.
10545 (aarch64_ccmp_mode_to_code): Remove.
10546 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10547 In 'k' case use integer as condition.
10548 (aarch64_nzcv_codes): Remove inverted cases.
10549 (aarch64_code_to_ccmode): Remove.
10550 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10551 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10552 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10553 pattern. Return the comparison with CC register. Invert conditions
10554 when bitcode is OR.
10555 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10556 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10558 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10560 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10561 instrumented_version.
10563 2016-01-19 Richard Biener <rguenther@suse.de>
10565 PR tree-optimization/69336
10566 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10567 handled components with get_ref_base_and_extent.
10568 (equal_mem_array_ref_p): Adjust.
10570 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10573 * shrink-wrap.c: Include valtrack.h.
10574 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10575 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10576 in between insn and where it will be moved to. Call
10577 dead_debug_insert_temp.
10578 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10579 first and dead_debug_local_finish at the end.
10580 For uses and defs bitmap, handle all regs in between REGNO and
10581 END_REGNO, not just the first one.
10583 2016-01-19 Richard Biener <rguenther@suse.de>
10585 PR tree-optimization/69352
10586 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10587 (equal_mem_array_ref_p): Constrain size and max size properly.
10588 Compare the reverse flag.
10590 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10592 * ira.c (ira): Update regstat data if we deleted insns.
10594 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10596 PR rtl-optimization/68955
10597 PR rtl-optimization/64557
10598 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10599 here. Fix up formatting.
10600 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10602 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10605 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10606 assume that the node has body.
10607 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10610 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10612 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10615 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10617 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10618 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10620 2016-01-19 Martin Jambor <mjambor@suse.cz>
10621 Martin Liska <mliska@suse.cz>
10622 Michael Matz <matz@suse.de>
10624 * Makefile.in (OBJS): Add new source files.
10625 (GTFILES): Add hsa.c.
10626 * common.opt (disable_hsa): New variable.
10627 (-Whsa): New warning.
10628 * config.in (ENABLE_HSA): New.
10629 * configure.ac: Treat hsa differently from other accelerators.
10630 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10631 $enable_offloading.
10632 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10633 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10634 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10635 --with-hsa-kmt-lib.
10636 * doc/invoke.texi (-Whsa): Document.
10637 (hsa-gen-debug-stores): Likewise.
10638 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10639 to invoke offload compiler for hsa acclerator.
10640 * opts.c (common_handle_option): Determine whether HSA offloading
10641 should be performed.
10642 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10643 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10644 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10645 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10646 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10647 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10648 GF_OMP_FOR_KIND_GRID_LOOP.
10649 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10650 (pp_gimple_stmt_1): Likewise.
10651 * gimple-walk.c (walk_gimple_stmt): Likewise.
10652 * gimple.c (gimple_build_omp_grid_body): New function.
10653 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10654 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10655 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10656 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10657 GF_OMP_TEAMS_GRID_PHONY.
10658 (gimple_statement_omp_single_layout): Updated comments.
10659 (gimple_build_omp_grid_body): New function.
10660 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10661 (gimple_omp_for_grid_phony): New function.
10662 (gimple_omp_for_set_grid_phony): Likewise.
10663 (gimple_omp_parallel_grid_phony): Likewise.
10664 (gimple_omp_parallel_set_grid_phony): Likewise.
10665 (gimple_omp_teams_grid_phony): Likewise.
10666 (gimple_omp_teams_set_grid_phony): Likewise.
10667 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10668 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10669 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10670 (BUILT_IN_GOMP_TARGET): Updated type.
10671 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10672 (adjust_for_condition): New function.
10673 (get_omp_for_step_from_incr): Likewise.
10674 (extract_omp_for_data): Moved parts to adjust_for_condition and
10675 get_omp_for_step_from_incr.
10676 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10677 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10678 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10679 (scan_omp_parallel): Do not create child functions for phony
10681 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10682 (scan_omp_1_op): Checking assert we are not remapping to
10683 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10684 (parallel_needs_hsa_kernel_p): New function.
10685 (expand_parallel_call): Register apprpriate parallel child
10686 functions as HSA kernels.
10687 (grid_launch_attributes_trees): New type.
10688 (grid_attr_trees): New variable.
10689 (grid_create_kernel_launch_attr_types): New function.
10690 (grid_insert_store_range_dim): Likewise.
10691 (grid_get_kernel_launch_attributes): Likewise.
10692 (get_target_argument_identifier_1): Likewise.
10693 (get_target_argument_identifier): Likewise.
10694 (get_target_argument_value): Likewise.
10695 (push_target_argument_according_to_value): Likewise.
10696 (get_target_arguments): Likewise.
10697 (expand_omp_target): Call get_target_arguments instead of looking
10698 up for teams and thread limit.
10699 (grid_expand_omp_for_loop): New function.
10700 (grid_arg_decl_map): New type.
10701 (grid_remap_kernel_arg_accesses): New function.
10702 (grid_expand_target_kernel_body): New function.
10703 (expand_omp): Call it.
10704 (lower_omp_for): Do not emit phony constructs.
10705 (lower_omp_taskreg): Do not emit phony constructs but create for them
10706 a temporary variable receiver_decl.
10707 (lower_omp_taskreg): Do not emit phony constructs.
10708 (lower_omp_teams): Likewise.
10709 (lower_omp_grid_body): New function.
10710 (lower_omp_1): Call it.
10711 (grid_reg_assignment_to_local_var_p): New function.
10712 (grid_seq_only_contains_local_assignments): Likewise.
10713 (grid_find_single_omp_among_assignments_1): Likewise.
10714 (grid_find_single_omp_among_assignments): Likewise.
10715 (grid_find_ungridifiable_statement): Likewise.
10716 (grid_target_follows_gridifiable_pattern): Likewise.
10717 (grid_remap_prebody_decls): Likewise.
10718 (grid_copy_leading_local_assignments): Likewise.
10719 (grid_process_kernel_body_copy): Likewise.
10720 (grid_attempt_target_gridification): Likewise.
10721 (grid_gridify_all_targets_stmt): Likewise.
10722 (grid_gridify_all_targets): Likewise.
10723 (execute_lower_omp): Call grid_gridify_all_targets.
10724 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10725 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10726 (tree_omp_clause): Added union field dimension.
10727 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10728 * tree.c (omp_clause_num_ops): Added number of arguments of
10729 OMP_CLAUSE__GRIDDIM_.
10730 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10731 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10732 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10733 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10734 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10735 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10736 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10737 * tree-pass.h (make_pass_gen_hsail): Declare.
10738 (make_pass_ipa_hsa): Likewise.
10739 * ipa-hsa.c: New file.
10740 * lto-section-in.c (lto_section_name): Add hsa section name.
10741 * lto-streamer.h (lto_section_type): Add hsa section.
10742 * timevar.def (TV_IPA_HSA): New.
10743 * hsa-brig-format.h: New file.
10744 * hsa-brig.c: New file.
10745 * hsa-dump.c: Likewise.
10746 * hsa-gen.c: Likewise.
10749 * toplev.c (compile_file): Call hsa_output_brig.
10750 * hsa-regalloc.c: New file.
10752 2016-01-18 Jeff Law <law@redhat.com>
10754 PR tree-optimization/69320
10755 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10756 ranged object, do nothing if the RHS constant is not [0..1].
10757 (optimize_stmt): Comparing a boolean ranged object against a
10758 constant outside [0..1] results in a compile-time constant.
10760 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10763 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10765 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10766 (Option Summary): Update to reflect new section and moved options.
10767 (C++ Dialect Options): Move -fstats to new section.
10768 (Debugging Options): Move all dump, statistics, and other GCC
10769 developer options to new section. Rewrite section introduction
10770 and re-order remaining options to put the more basic ones first.
10771 (Optimization Options): Move -fira-verbose and -flto-report* to
10773 (Developer Options): New section incorporating moved options.
10774 * doc/cppopts.texi (-dM): Update cross-reference.
10776 2016-01-18 Richard Henderson <rth@redhat.com>
10779 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10780 operands to pseudo only if CSE is expected. Split long immediate
10781 operands only after reload, and for the stack pointer.
10782 (*add<GPI>3_pluslong): Remove.
10783 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10784 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10785 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10786 (*add<GPI>3 peepholes): New.
10787 (*add<GPI>3 splitters): New.
10788 * config/aarch64/constraints.md (Upl): New.
10789 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10791 2016-01-18 Richard Biener <rguenther@suse.de>
10793 PR tree-optimization/69297
10794 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10796 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10798 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10800 PR middle-end/68542
10801 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10802 of mixind vector and scalar types.
10803 (fold_relational_const): Add handling of vector
10804 comparison with boolean result.
10805 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10806 comparison of vector operands with boolean result for EQ/NE only.
10807 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10808 (verify_gimple_cond): Likewise.
10809 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10812 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10814 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10817 2016-01-18 Richard Biener <rguenther@suse.de>
10819 PR middle-end/69308
10820 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10822 2016-01-18 Tom de Vries <tom@codesourcery.com>
10824 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10826 2016-01-18 Tom de Vries <tom@codesourcery.com>
10828 * omp-low.c (set_oacc_fn_attrib): Make extern.
10829 * omp-low.h (set_oacc_fn_attrib): Declare.
10830 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10831 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10832 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10833 Add and handle function parameter oacc_kernels_p.
10834 (find_reduc_addr, get_omp_data_i_param): New function.
10835 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10836 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10837 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10838 Calculate dominance info. Skip loops that are not in a kernels region
10839 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10840 (pass_parallelize_loops::execute): Call parallelize_loops with
10841 oacc_kernels_p argument.
10842 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10843 New member function.
10844 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10845 * passes.def: Add argument to pass_parallelize_loops instantation.
10847 2016-01-18 Tom de Vries <tom@codesourcery.com>
10849 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10850 pass_parallelize_loops to be run outside the loop pipeline.
10852 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10854 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10855 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10857 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10860 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10861 using get_ref_base_and_extent.
10862 (equal_mem_array_ref_p): New.
10863 (hashable_expr_equal_p): Add call to previous.
10865 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10868 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10869 (sra_initialize): Allocate disqualified_constants.
10870 (sra_deinitialize): Free disqualified_constants.
10871 (disqualify_candidate): Update disqualified_constants when appropriate.
10872 (create_access): Scan for constant-pool entries as we go along.
10873 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10874 (maybe_add_sra_candidate): Allow constant-pool entries.
10875 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10876 (initialize_constant_pool_replacements): New.
10877 (sra_modify_assign): Avoid mangling assignments created by previous,
10878 and don't generate writes into constant pool.
10879 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10881 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10883 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10884 andnot instruction.
10885 (scalar_chain::convert_op): Likewise.
10886 * config/i386/i386.md (*andndi3_doubleword): New.
10888 2016-01-18 Richard Biener <rguenther@suse.de>
10890 PR tree-optimization/69170
10891 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10892 building a vector from scalar results of a pattern stmt.
10894 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10896 * haifa-sched.c (autopref_multipass_init): Work around
10897 -Wmaybe-uninitialized warning.
10899 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10901 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10902 against the constant 0.
10904 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10906 PR tree-optimization/68799
10907 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10908 look up phi candidates in the statement-candidate map.
10909 (phi_add_costs): Likewise.
10910 (record_phi_increments): Likewise.
10911 (phi_incr_cost): Likewise.
10912 (ncd_with_phi): Likewise.
10913 (all_phi_incrs_profitable): Likewise.
10915 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10917 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10918 -Wmaybe-uninitialized warning.
10920 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10922 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10923 (Option Summary): Update to reflect new section and moved options.
10924 (C++ Dialect Options): Move -fvtable-verify and related options.
10925 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10926 and profiling-related options.
10927 (Optimization Options): Move profile generation options and
10928 -fstack-protector and related options.
10929 (Instrumentation Options): New section incorporating moved options.
10930 (Code Generation Options): Move -finstrument-functions and
10931 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10933 2016-01-16 Tom de Vries <tom@codesourcery.com>
10935 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10937 2016-01-16 Tom de Vries <tom@codesourcery.com>
10939 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10941 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10943 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10944 that checks whether the table is already empty. Rename the
10945 original implementation to...
10946 (hash_table::empty_slot): ...this new private function.
10948 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10950 PR diagnostic/68899
10951 * diagnostic-show-locus.c (layout::print_source_line): Move x
10952 offset of line until after call to
10953 get_line_width_without_trailing_whitespace.
10955 2016-01-15 Jeff Law <law@redhat.com>
10957 PR tree-optimization/69270
10958 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10959 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10960 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10961 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10962 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10963 ssa_name_has_boolean_range and constant_boolean_node.
10965 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10967 PR rtl-optimization/69030
10968 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10970 (spill_pseudos): Delete debug insn for dead pseudo.
10971 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10973 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10975 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10977 (TYPES_UNOPUS): Likewise.
10978 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10979 builtin type, from UNOP to UNOPUS.
10980 (lbtruncuv4sf): Likewise.
10981 (lbtruncuv2df): Likewise.
10982 (lrounduv2sf): Likewise.
10983 (lrounduv4sf): Likewise.
10984 (lrounduv2df): Likewise.
10985 (lroundusf): Likewise.
10986 (lroundusf): Likewise.
10987 (lceiluv2sf): Likewise.
10988 (lceiluv4sf): Likewise.
10989 (lceiluv2df): Likewise.
10990 (lceilusf): Likewise.
10991 (lceiludf): Likewise.
10992 (lflooruv2sf): Likewise.
10993 (lflooruv4sf): Likewise.
10994 (lflooruv2df): Likewise.
10995 (lfloorusf): Likewise.
10996 (lfloorudf): Likewise.
10997 (lfrintnuv2sf): Likewise.
10998 (lfrintnuv4sf): Likewise.
10999 (lfrintnuv2df): Likewise.
11000 (lfrintnusf): Likewise.
11001 (lfrintnudf): Likewise.
11002 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11004 (vcvtq_u32_f32): Likewise.
11005 (vcvtq_u64_f64): Likewise.
11006 (vcvta_u32_f32): Likewise.
11007 (vcvtaq_u32_f32): Likewise.
11008 (vcvtaq_u64_f64): Likewise.
11009 (vcvtm_u32_f32): Likewise.
11010 (vcvtmq_u32_f32): Likewise.
11011 (vcvtmq_u64_f64): Likewise.
11012 (vcvtn_u32_f32): Likwise.
11013 (vcvtnq_u32_f32): Likewise.
11014 (vcvtnq_u64_f64): Likewise.
11015 (vcvtp_u32_f32): Likewise.
11016 (vcvtpq_u32_f32): Likewise.
11017 (vcvtpq_u64_f64): Likewise.
11018 (vcvtmd_u64_f64): Likewise.
11019 (vcvtms_u32_f32): Likewise.
11020 (vcvtad_u64_f64): Likewise.
11021 (vcvtas_u32_f32): Likewise.
11022 (vcvtnd_u64_f64): Likewise.
11023 (vcvtns_u32_f32): Likewise.
11024 (vcvtpd_u64_f64): Likewise.
11025 (vcvtps_u32_f32): Likewise.
11027 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11029 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11030 CSEL of zero_extended registers.
11032 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11034 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11035 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11037 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11039 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11040 false when argument string is not found in the attributes table
11043 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11046 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11047 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11048 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11049 precision estimate.
11051 2016-01-15 Richard Biener <rguenther@suse.de>
11053 PR tree-optimization/66856
11054 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11055 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11056 (vect_create_new_slp_node): Increment stmt reference count.
11057 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11058 an SLP tree before swapping operands.
11059 (vect_build_slp_tree): Likewise.
11060 (destroy_bb_vec_info): Free stmt info after SLP instances.
11061 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11062 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11063 (STMT_VINFO_NUM_SLP_USES): New macro.
11065 2016-01-15 Richard Biener <rguenther@suse.de>
11068 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11069 (add_linkage_name): ... here.
11070 (gen_typedef_die): Use add_linkage_name_raw instead of
11071 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11074 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11076 * gimplify.c (oacc_default_clause): Decode reference and pointer
11077 types for both kernels and parallel regions.
11079 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11081 PR middle-end/69246
11082 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11084 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11086 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11087 (convert_scalars_to_vector): Likewise.
11089 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11091 * doc/extend.texi (Type Traits): Fix grammar.
11093 2016-01-15 Martin Jambor <mjambor@suse.cz>
11095 * tree-inline.c (remap_decl): Use existing dclarations if
11096 remapping a type and prevent_decl_creation_for_types.
11097 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11098 decls first. Do real remapping with
11099 prevent_decl_creation_for_types set.
11100 * tree-inline.h (copy_body_data): New field
11101 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11104 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11106 * config/s390/s390.opt (mmvcle): More verbose help text.
11108 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11110 * config/s390/s390.opt: Add period to -mzvector option text.
11112 2016-01-15 Richard Biener <rguenther@suse.de>
11114 PR tree-optimization/68961
11115 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11116 of invariants in stores again.
11118 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11120 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11122 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11124 * config/i386/i386.c (ix86_expand_branch): Don't split
11125 DI mode xor instruction to SI mode.
11127 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11130 * ipa-icf.c (sem_function::merge): Virtual functions may become
11131 reachable even if they address is not taken and there are no
11134 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11136 * lto-streamer-out.c (subtract_estimated_size): New function.
11137 (get_symbol_initial_value): Use it.
11139 2016-01-15 Christian Bruel <christian.bruel@st.com>
11142 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11143 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11144 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11145 use add_builtin_function_ext_scope instead of add_builtin_function.
11146 (neon_set_p, neon_crypto_set_p): Remove.
11147 (arm_init_builtins): Always call arm_init_neon_builtins and
11148 arm_init_crypto_builtins.
11149 (arm_expand_builtin): Check that builtins are allowed for the arch.
11150 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11151 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11152 arm_init_neon_builtins call.
11154 2016-01-15 Richard Biener <rguenther@suse.de>
11156 PR tree-optimization/69117
11157 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11158 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11159 of the leader conservatively.
11160 (free_scc_vn): Restore original SSA name infos.
11162 2016-01-14 Jeff Law <law@redhat.com>
11164 PR tree-optimization/69270
11165 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11166 single bit of precision, verify it's also unsigned.
11167 (record_edge_info): Use constant_boolean_node rather than fold_convert
11168 to convert boolean_true/boolean_false to the right type.
11170 2016-01-14 Richard Henderson <rth@redhat.com>
11173 * loop-doloop.c (record_reg_sets): New.
11174 (doloop_optimize): Reject the transform if the sequence
11175 clobbers registers live at the end of the loop block.
11176 (doloop_optimize_loops): Enable df_live if needed.
11178 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11180 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11181 * gcc/config/rs6000/rs6000.c: Likewise.
11182 * gcc/config/rs6000/rs6000.h: Likewise.
11183 * gcc/config/rs6000/rs6000.md: Likewise.
11184 * gcc/doc/extend.texi: Likewsie.
11186 2016-01-14 Jeff Law <law@redhat.com>
11188 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11191 2016-01-14 Richard Henderson <rth@redhat.com>
11195 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11196 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11197 instead of builtin_decl_declared_p to test for declaration.
11199 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11201 * doc/loop.texi (Loop Analysis and Representation): Document
11202 loop_depth function.
11204 2016-01-14 Tom de Vries <tom@codesourcery.com>
11206 PR tree-optimization/68773
11207 * omp-low.c (expand_omp_target): Don't set force_output.
11208 * varpool.c (varpool_node::get_create): Same.
11209 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11210 offload_funcs with force_output.
11212 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11215 * lra-eliminations.c (move_plus_up): Don't change anything if either
11216 the outer or inner subreg mode is not MODE_INT.
11217 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11218 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11220 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11222 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11223 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11224 reduc_uplus_@var{m}): Remove.
11225 * expr.c (expand_expr_real_2): Remove expansion path for
11226 reduc_[us](min|max|plus) optabs.
11227 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11228 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11229 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11230 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11231 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11232 reduc_[us](min|max|plus) optabs.
11234 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11236 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11237 (reduc_plus_scal_v2sf): New.
11238 (reduc_smax_v2sf): Rename to...
11239 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11240 (reduc_smin_v2sf): Rename to...
11241 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11243 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11245 * alias.c (compare_base_symbol_refs): New function.
11246 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11249 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11251 PR middle-end/68146
11252 PR tree-optimization/69155
11253 * tree-complex.c: Include cfganal.h.
11254 (phis_to_revisit): New variable.
11255 (extract_component): Add phiarg_p argument. Assert that returned
11256 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11257 (update_phi_components): Partly rewrite to use loop over real/imag
11258 components instead of code duplication. If extract_component returns
11259 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11260 create_tmp_reg into the PHI node instead, and mention the phi triplet
11261 in phis_to_revisit.
11262 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11263 in phis_to_revisit at the end.
11265 2016-01-14 Richard Biener <rguenther@suse.de>
11267 PR tree-optimization/68060
11268 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11269 outer loop reduction is only used in the inner loop before
11270 detecting a double reduction.
11272 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11275 * combine.c (expand_field_assignment): Punt if compute_mode is
11276 unsupported scalar mode.
11278 2016-01-14 Richard Biener <rguenther@suse.de>
11280 PR tree-optimization/66856
11281 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11282 SLP node only if it built successfully.
11283 (vect_analyze_slp_instance): Adjust.
11285 2016-01-14 Jeff Law <law@redhat.com>
11287 PR tree-optimization/69270
11288 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11289 (record_edge_info): Use it. Convert boolean_{true,false}_node
11290 to the type of op0.
11292 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11295 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11296 use block_ultimate_origin
11297 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11299 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11301 * doc/invoke.texi (Submodel Options): Rename section to
11302 "Machine-Dependent Options" to better reflect its content.
11303 Rewrite introductory text to remove archaic CPU names.
11306 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11308 * doc/invoke.texi (Code Gen Options): Move section up in file,
11309 before target-specific options. Update menu and option summary
11310 to reflect the new section ordering.
11312 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11314 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11315 (C++ Dialect Options): Add cross-reference to -std option.
11316 * doc/standards.texi (C++ Language): Document C++14 support.
11318 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11320 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11321 for pack/unpack functions for __ibm128.
11322 (PACK_IF): Likewise.
11323 (UNPACK_IF): Likewise.
11325 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11326 support for __ibm128 pack/unpack functions.
11327 (rs6000_invalid_builtin): Likewise.
11328 (rs6000_init_builtins): Likewise.
11329 (rs6000_opt_masks): Likewise.
11331 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11332 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11334 (RS6000_BTM_COMMON): Likewise.
11336 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11337 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11338 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11339 128-bit floating point. Add support for the double values to be
11340 in Altivec registers for TF/IF packing and unpacking, but restrict
11341 TD packing sub-fields to be FPR registers. Don't allow overlapped
11342 register support for packing. Allow pack inputs to be memory
11343 locations. Don't build generator functions for unpack<mode>_dm
11344 and unpack<mode>_nodm.
11345 (unpack<mode>_dm): Likewise.
11346 (unpack<mode>_nodm): Likewise.
11347 (pack<mode>): Likewise.
11349 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11350 built-in functions to pack/unpack explicit __ibm128 values.
11351 (__builtin_unpack_ibm128): Likewise.
11353 * doc/extend.texi (PowerPC Built-in Functions): Document
11354 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11356 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11359 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11360 Add new arg loc and pass it down as context.
11361 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11362 to the location to use for the warning.
11363 (check_function_arguments): New arg loc. All callers changed. Pass
11364 it to check_function_nonnull.
11365 * c-common.h (check_function_arguments): Adjust declaration.
11367 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11369 PR tree-optimization/69156
11370 * gimple.c (validate_type): Removed.
11371 (gimple_builtin_call_types_compatible_p): Use
11372 useless_type_conversion_p instead of validate_type.
11373 * value-prof.c (gimple_stringop_fixed_value): Fold
11374 icall_size to correct type.
11376 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11378 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11381 2016-01-13 Richard Henderson <rth@redhat.com>
11384 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11385 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11386 (ix86_builtin_tm_store): Remove.
11387 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11388 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11389 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11390 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11391 * doc/tm.texi: Rebuild.
11393 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11394 (BUILT_IN_TM_MEMCPY_RTWN): New.
11395 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11396 fallback from vector to integer helpers.
11397 (build_tm_load): Handle vector types directly, instead of
11399 (build_tm_store): Likewise.
11400 (expand_assign_tm): Prepare for register types not handled by
11401 the above. Copy them to memory and use memcpy.
11402 * tree.c (tm_define_builtin): New.
11403 (find_tm_vector_type): New.
11404 (build_tm_vector_builtins): New.
11405 (build_common_builtin_nodes): Call it.
11407 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11409 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11410 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11412 2016-01-13 Tom de Vries <tom@codesourcery.com>
11414 PR tree-optimization/69169
11415 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11416 handled_struct_type param.
11417 (create_variable_info_for, intra_create_variable_infos): Call
11418 create_variable_info_for_1 with extra arg.
11420 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11422 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11423 and "armv8.1-a+crc" entries.
11425 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11428 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11429 Change first operand predicate from register_or_constm1_operand
11430 to register_operand.
11431 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11432 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11433 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11434 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11435 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11436 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11437 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11438 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11439 comparison with constm1_rtx from vec_prefetch_gen part.
11441 2016-01-13 Richard Biener <rguenther@suse.de>
11443 PR tree-optimization/69013
11444 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11445 Exchange assert for a test.
11447 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11450 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11452 2016-01-13 Richard Biener <rguenther@suse.de>
11454 PR tree-optimization/69242
11455 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11456 assert with a check.
11458 2016-01-13 Richard Biener <rguenther@suse.de>
11460 PR tree-optimization/69186
11461 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11462 Properly guard vect_update_misalignment_for_peel call.
11464 2016-01-12 Jeff Law <law@redhat.com>
11466 PR tree-optimization/pr67755
11467 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11468 "need_profile_correction".
11469 (thread_block_1): Initialize new field to false by default. If we
11470 have multiple thread paths through a common joiner to different
11471 final targets, then set new field to true.
11472 (compute_path_counts): Only do count adjustment when it's really
11475 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11477 * doc/invoke.texi (Spec Files): Move section down in file, past
11478 all command-line option descriptions.
11480 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11482 PR middle-end/54809
11483 * doc/gty.texi: Remove documentation of mark_hook.
11484 * gengtype.c (struct write_types_data): Remove code to support
11485 mark_hook attribute.
11486 (walk_type): Likewise.
11487 (write_func_for_structure): Likewise.
11489 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11491 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11492 Directory Options, and -specs= to Overall Options.
11493 (Overall Options): Adjust similarly. Reorder to group related
11494 options together. Make -specs= cross-reference the spec file details.
11495 (Directory Options): Adjust similarly.
11497 2016-01-12 Jeff Law <law@redhat.com>
11499 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11501 2016-01-12 Olivier Hainque <hainque@adacore.com>
11503 * gcc.c (spec_undefvar_allowed): New global.
11504 (process_command): Set to true when running for --version or --help,
11506 (getenv_spec_function): When the variable is not defined, use the
11507 variable name as the variable value if we're allowed not to issue
11510 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11512 PR tree-optimization/68911
11513 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11514 information computed for expression "init + nit * step".
11516 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11518 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11519 about name of GCC executable. Remove deleted node from menu.
11520 (Directory Options) <-B>: Remove cross-reference to deleted node.
11521 (Target Options): Delete section.
11523 2016-01-12 Christian Bruel <christian.bruel@st.com>
11526 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11527 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11529 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11532 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11533 aligned_mem is properly set for AVX512-VL floating point masked
11537 * ifcvt.c (cond_exec_process_if_block): When removing the last
11538 insn from then_bb, remove also any possible barriers that follow it.
11540 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11544 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11545 (PTRDIFF_TYPE): Likewise.
11546 (WCHAR_TYPE): Likewise.
11547 (WCHAR_TYPE_SIZE): Likewise.
11548 (STDINT_LONG32): Likewise.
11550 2016-01-12 Richard Biener <rguenther@suse.de>
11552 PR tree-optimization/69053
11553 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11554 convert initial value for cond reductions.
11556 2016-01-12 Richard Biener <rguenther@suse.de>
11558 PR tree-optimization/69007
11559 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11560 widen_sum after dot_prod and sad.
11562 2016-01-12 Richard Biener <rguenther@suse.de>
11564 PR tree-optimization/69168
11565 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11566 pattern stmt SLP type.
11567 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11568 end up unused so cope with that case.
11570 2016-01-12 Richard Biener <rguenther@suse.de>
11572 PR tree-optimization/69157
11573 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11574 stmts def type only during analyze phase.
11575 (vectorizable_call): Likewise.
11576 (vectorizable_simd_clone_call): Likewise.
11577 (vectorizable_conversion): Likewise.
11578 (vectorizable_assignment): Likewise.
11579 (vectorizable_shift): Likewise.
11580 (vectorizable_operation): Likewise.
11581 (vectorizable_store): Likewise.
11582 (vectorizable_load): Likewise.
11584 2016-01-12 Richard Biener <rguenther@suse.de>
11586 PR tree-optimization/69174
11587 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11589 (vectorizable_load): Properly compute the number of loads needed
11590 for permuted strided SLP loads and do not spuriously assign
11591 to SLP_TREE_VEC_STMTS.
11593 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11595 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11596 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11597 (MD_EXEC_PREFIX): Remove.
11598 (MD_STARTFILE_PREFIX) Removee.
11599 (FILE_NAME_ABSOLUTE_P): Remove.
11600 (CPP_SPEC): Do not read macros from sys/version.h.
11601 (LINK_COMMAND_SPEC): Remove.
11602 (LOCAL_INCLUDE_DIR): Remove.
11603 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11604 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11605 (POST_LINK_SPEC): Define to invoke stubify after linker
11606 (LIBSTDCXX): Remove define
11607 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11608 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11609 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11610 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11611 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11612 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11613 (i386_djgpp_asm_named_section): Add propotype of new procedure
11615 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11616 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11617 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11618 in config/i386/djgpp.h).
11619 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11620 STANDARD_STARTFILE_PREFIX_1.
11621 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11622 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11623 installation errors.
11624 (MAX_OFILE_ALIGNMENT): Define to 128.
11625 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11627 * config/i386/djgpp.c: New file. Add implementation of
11628 i386_djgpp_asm_named_section.
11630 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11632 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11633 Add rule for building djgpp.o.
11635 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11637 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11638 (rtx_is_swappable_p): Reductions are swappable.
11639 (insn_is_swappable_p): V2DF reductions are swappable.
11641 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11643 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11644 reloads for other unsupported memory operands.
11646 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11647 Jim Wilson <jim.wilson@linaro.org>
11650 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11651 copy_to_mode_reg instead of force_reg.
11653 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11656 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11657 TARGET_80387 is true.
11659 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11662 * lra-eliminations.c (move_plus_up): Only move plus up
11663 if subreg of the constant can be simplified into constant
11664 and use the simplified subreg of the constant instead of
11665 the original constant.
11667 * fold-const.c (fold_convertible_p): Don't return true
11668 for conversion of VECTOR_TYPE to same sized integral type.
11669 (fold_convert_loc): Fix up formatting. Fold conversion of
11670 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11671 instead of NOP_EXPR.
11673 PR tree-optimization/69214
11674 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11675 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11678 PR tree-optimization/69207
11679 * tree-vect-slp.c (vect_get_constant_vectors): For
11680 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11681 fold_convertible_p to vector_type's element type, and always
11682 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11684 2016-01-11 Richard Biener <rguenther@suse.de>
11686 PR tree-optimization/69173
11687 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11688 fixup the cycle if all stmts are in a pattern.
11690 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11692 PR middle-end/68999
11693 * alias.c (base_alias_check): Move check for addresses with
11694 alignment ANDs before the call for compare_base_decls.
11695 (memrefs_conflict_p): Return -1 for different decls
11696 that went through alignment adjustments.
11698 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11700 PR rtl-optimization/68796
11701 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11702 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11703 and QImode comparisons against zero with CC_NZmode.
11704 * config/aarch64/iterators.md (short_mask): New mode_attr.
11706 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11708 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11709 (<avx512>_store<mode>_mask): Likewise.
11711 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11712 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11714 PR rtl-optimization/68841
11715 * ifcvt.c (struct noce_if_info): Add orig_x field.
11716 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11717 Don't record conflicts on to_rename if it's present.
11718 Allow memory destinations in sets.
11719 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11720 blocks, passing orig_x to the checks.
11721 (noce_process_if_block): Set if_info->orig_x appropriately.
11723 2016-01-11 Tom de Vries <tom@codesourcery.com>
11725 PR tree-optimization/69069
11726 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11728 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11730 PR rtl-optimization/68920
11731 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11732 of conditional moves for RTL if-conversion to 1 for
11733 TARGET_ONE_IF_CONV_INSN.
11734 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11735 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11736 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11737 parameter to restirct number of conditional moves for
11739 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11740 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11743 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11746 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11747 onepart vars. Fix typo in comment. Fix reversed condition in
11749 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11752 * var-tracking.c (dump_onepart_variable_differences): New.
11753 (dataflow_set_different): If a detailed dump is requested,
11754 delay early returns and dump differences between onepart
11755 variables present before and after, and added variables.
11757 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11760 * expr.c (expand_expr_real_1): For boolean vector constants
11761 with a scalar mode use const_scalar_mask_from_tree.
11762 (const_scalar_mask_from_tree): New.
11763 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11764 assigned to a mask type to handle constants.
11766 2016-01-11 Martin Jambor <mjambor@suse.cz>
11769 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11770 useless parameters if we cannot change function signature.
11772 2016-01-11 Martin Jambor <mjambor@suse.cz>
11775 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11778 2016-01-11 Tom de Vries <tom@codesourcery.com>
11780 PR tree-optimization/69109
11781 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11784 2016-01-11 Tom de Vries <tom@codesourcery.com>
11786 PR tree-optimization/69108
11787 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11788 res is not used in a phi.
11790 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11793 * common.opt (frandom-seed): Fix parameter name.
11794 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11796 2016-01-11 Tom de Vries <tom@codesourcery.com>
11798 PR tree-optimization/69058
11799 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11802 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11804 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11805 (mcode-density): Likewise.
11807 2016-01-10 Tom de Vries <tom@codesourcery.com>
11809 PR tree-optimization/69062
11810 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11811 (parallelize_loops): Don't paralelize loop that has phi with address
11814 2016-01-10 Tom de Vries <tom@codesourcery.com>
11816 PR tree-optimization/69039
11817 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11820 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11822 PR middle-end/68743
11823 * match.pd: Require target has function_c99_misc before doing
11824 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11826 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11828 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11830 * configure: Regenerate.
11832 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11834 PR middle-end/50865
11835 PR tree-optimization/69097
11836 * fold-const.h (expr_not_equal_to): New prototype.
11837 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11838 (expr_not_equal_to): New function.
11839 * match.pd (X % -Y is the same as X % Y): Don't optimize
11840 unless X is known not to be equal to minimum or Y is known
11841 not to be equal to -1.
11842 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11843 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11844 (simplify_stmt_using_ranges): Adjust caller.
11845 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11846 substitute_and_fold.
11848 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11850 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11853 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11855 PR tree-optimization/69167
11856 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11857 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11859 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11861 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11862 Richard Biener <rguenther@suse.de>
11864 PR tree-optimization/68707
11865 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11866 instances that can be handled via vect_load_lanes.
11868 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11870 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11871 if we can't determine address equivalence.
11872 * alias.c (compare_base_decl): Update for changed return value of
11873 symtab_node::equal_address_to.
11875 2016-01-08 Jason Merrill <jason@redhat.com>
11879 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11880 * expr.c (store_field): Not here.
11881 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11882 call with TREE_ADDRESSABLE type.
11883 * tree-cfg.c (verify_gimple_call): Adjust.
11885 2016-01-08 Olivier Hainque <hainque@adacore.com>
11887 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11890 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11892 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11893 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11894 (reduc_smin_v2sf): Rename to...
11895 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11896 (reduc_splus_v2sf): Rename to...
11897 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11899 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11901 PR tree-optimization/69162
11902 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11903 valist argument in another argument.
11904 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11905 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11906 to determine the va_list type, build a MEM_REF instead of
11907 build_fold_indirect_ref.
11909 PR tree-optimization/69172
11910 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11913 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11915 PR tree-optimization/67781
11916 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11917 and cmpnop in two steps: first the ones not accessed in original
11918 gimple expression in a endian independent way and then the ones not
11919 accessed in the final result in an endian-specific way.
11921 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11923 PR tree-optimization/69083
11924 * tree-vect-slp.c (vect_get_constant_vectors): For
11925 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11926 element type. If op is fold_convertible_p to vector_type's element
11927 type, use NOP_EXPR instead of VCE.
11929 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11931 PR rtl-optimization/67778
11932 PR rtl-optimization/68634
11933 PR rtl-optimization/68909
11934 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11935 block from the stack until done with it. Remove a superfluous
11936 bitmap set. Remove a superfluous bitmap test.
11938 2016-01-07 Martin Sebor <msebor@redhat.com>
11941 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11942 constraint on the type of arguments.
11944 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11946 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11947 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11948 unaligned_access on the gcc_options set.
11949 * config/arm/arm.c (arm_option_override_internal): Use
11950 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11952 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11955 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11956 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11958 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11961 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11964 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11965 depending on frame_pointer_needed before remaining integer and SSE
11966 registers are saved.
11968 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11971 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11973 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11976 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11977 Use the "xBm" constraint.
11978 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11980 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11981 (sse_cvtsi2ssq<round_name>): Likewise.
11982 (sse_cvtss2si<round_name>): Likewise.
11983 (sse_cvtss2siq<round_name>): Likewise.
11984 (sse2_cvtsi2sdq<round_name>): Likewise.
11985 (sse2_cvtsd2si<round_name>): Likewise.
11986 (sse2_cvtsd2siq<round_name>): Likewise.
11987 * config/i386/subst.md (round_nimm_scalar_predicate): New
11990 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11992 PR middle-end/67639
11993 * varasm.c (make_decl_rtl): Mark invalid register vars as
11996 PR rtl-optimization/66206
11997 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11998 All callers changed.
12000 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12002 PR tree-optimization/69141
12003 * tree-ssa-pre.c: Include langhooks.h.
12004 (eliminate_dom_walker::before_dom_children): Use
12005 lang_hooks.decl_printable_name instead of
12006 cgraph_node::get ()->name ().
12008 PR middle-end/68960
12009 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12010 it and DECL_ALIGN too.
12012 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12014 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12016 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12019 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12020 depending on frame_pointer_needed before remaining integer and SSE
12021 registers are saved.
12023 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12025 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12026 mode iterator with VSX_M2.
12027 (*p9_vecstore_<mode>): Likewise.
12028 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12029 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12030 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12031 (define_split for VSX_LE128 stores): Likewise.
12032 (define_peephole2 for TImode LE swaps): Likewise.
12033 (define_split for VSX_LE128 post-reload stores): Likewise.
12035 2016-01-06 Marek Polacek <polacek@redhat.com>
12038 * convert.c (convert_to_integer_1): Adjust call to
12039 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12040 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12041 EXPR instead of ARG.
12042 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12044 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12047 * doc/extend.texi (RL78 Variable Attributes): New section.
12049 2016-01-05 Marek Polacek <polacek@redhat.com>
12052 * builtins.c (get_memmodel): Use expansion point location rather than
12053 the input location. Call warning_at rather than warning.
12054 (expand_builtin_atomic_compare_exchange): Likewise.
12055 (expand_builtin_atomic_load): Likewise.
12056 (expand_builtin_atomic_store): Likewise.
12057 (expand_builtin_atomic_clear): Likewise.
12059 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12062 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12063 Replace nonimmediate_operand with vector_operand.
12064 * config/i386/predicates.md (vector_operand): New predicate.
12065 (general_vector_operand): Replace nonimmediate_operand with
12067 * config/i386/sse.md: Replace nonimmediate_operand with
12068 vector_operand and m constraint with Bm constraint on SSE
12069 patterns with 16-byte memory operand.
12070 * config/i386/subst.md (round_nimm_predicate): Replace
12071 nonimmediate_operand with vector_operand.
12072 (round_saeonly_nimm_predicate): Likewise.
12073 (round_saeonly_nimm_scalar_predicate): New.
12075 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12078 * config/i386/constraints.md (Bm): New constraint.
12079 * config/i386/predicates.md (vector_memory_operand): New
12081 * config/i386/sse.md: Replace xm with xBm in plusminus and
12082 any_logic patterns.
12084 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12087 * doc/extend.texi (V850 Function Attributes): New section.
12088 (V850 Variable Attributes): New section.
12090 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12093 * doc/extend.texi (MicroBlaze Function Attributes): Document
12094 interrupt_handler and fast_interrupt attributes.
12096 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12099 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12100 for local symbolic operands.
12101 * config/ia64/predicates.md (local_symbolic_operand64): New
12104 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12106 PR rtl-optimization/68651
12107 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12110 2016-01-05 Nathan Sidwell <nathan@acm.org>
12112 * alias.c (compare_base_decls): Use symtab_node::get.
12114 2016-01-05 Nick Clifton <nickc@redhat.com>
12117 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12118 secondary_reload_info structure.
12121 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12122 decls if weak support is available.
12124 2016-01-04 Martin Sebor <msebor@redhat.com>
12126 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12128 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12130 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12131 OPTION_MASK_P9_DFORM.
12133 * config/rs6000/constraints.md (wo constraint): New constraint for
12136 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12138 (rs6000_init_hard_regno_mode_ok): Likewise.
12140 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12143 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12144 expanders not to have constraints. Add support for ISA 3.0 xxperm
12145 instruction. Add support for fusing xxlor with xxperm.
12146 (altivec_vperm_<mode>_internal): Likewise.
12147 (altivec_vperm_v8hiv16qi): Likewise.
12148 (altivec_vperm_<mode>v16q): Likewise.
12149 (altivec_vperm_<mode>_uns): Likewise.
12150 (vperm_v8hiv4si): Likewise.
12151 (vperm_v16qiv8hi): Likewise.
12153 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12155 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12157 Update copyright years.
12159 * gcc.c (process_command): Update copyright notice dates.
12160 * gcov-dump.c (print_version): Ditto.
12161 * gcov.c (print_version): Ditto.
12162 * gcov-tool.c (print_version): Ditto.
12163 * gengtype.c (create_file): Ditto.
12164 * doc/cpp.texi: Bump @copying's copyright year.
12165 * doc/cppinternals.texi: Ditto.
12166 * doc/gcc.texi: Ditto.
12167 * doc/gccint.texi: Ditto.
12168 * doc/gcov.texi: Ditto.
12169 * doc/install.texi: Ditto.
12170 * doc/invoke.texi: Ditto.
12172 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12174 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12175 modes larger than TImode as TImode if NEON is not enabled.
12177 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12180 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12181 mode for %f0-%f31 only if TARGET_FPU.
12183 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12186 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12187 to compute the PACKED_P predicate.
12188 (function_arg_record_value): Minor tweaks.
12190 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12192 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12193 option for arm*-*-* targets.
12195 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12197 * doc/extend.texi (Common Function Attributes): Move docs for
12198 MSP430-specific attributes to....
12199 (MSP430 Function Attributes): ...here. Delete the redundant
12200 entries and copy-edit the remaining text.
12201 (MSP430 Variable Attributes): Use uniform format for index
12202 entries and add a cross-reference to the corresponding function
12205 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12207 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12209 (x86 Options): Likewise.
12211 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12215 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12216 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12217 to corresponding attribute.
12219 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12221 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12222 to correct alphabetization of table. Copy-edit and correct
12224 <stack_protect>: Likewise.
12225 <target_clones>: Likewise.
12227 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12228 Correct punctuation.
12229 (Code Gen Options) <-fno-plt>: Copy-edit.
12231 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12234 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12235 SI values. Explicitly convert SI to DI and vice-versa.
12237 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12239 PR tree-optimization/69070
12240 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12241 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12244 * ubsan.c (ubsan_instrument_float_cast): Call
12245 initialize_sanitizer_builtins.
12248 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12250 Copyright (C) 2016 Free Software Foundation, Inc.
12252 Copying and distribution of this file, with or without modification,
12253 are permitted in any medium without royalty provided the copyright
12254 notice and this notice are preserved.