1 2016-05-18 Martin Liska <mliska@suse.cz>
4 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
7 2016-05-18 Richard Biener <rguenther@suse.de>
9 * lto-streamer.h (LTO_major_version): Bump to 6.
11 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13 * function.c (make_split_prologue_seq, make_prologue_seq,
14 make_epilogue_seq): New functions, factored out from...
15 (thread_prologue_and_epilogue_insns): Here.
17 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
19 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21 of before. Add a comment.
23 2016-05-18 Bin Cheng <bin.cheng@arm.com>
25 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
26 expression pointer, not pointer to the pointer.
28 2016-05-18 Jakub Jelinek <jakub@redhat.com>
30 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
31 (avx2_pbroadcast<mode>): Add another alternative with v instead
32 of x constraints in it, using <pbroadcast_evex_isa> isa.
33 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
35 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
36 constraint x instead of v in second alternative, add avx512bw
39 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
40 constraint x instead of v in second alternative, add avx512bw
43 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
44 constraint x instead of v in second alternative, add avx512bw
47 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
50 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
52 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
54 (define_insn "*andnottf3"): Ditto.
55 (define_insn "*<code><mode>3"/any_logic): Ditto.
56 (define_insn "*<code>tf3"/any_logic): Ditto.
57 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
58 operand to block AVX-512VL insn variant emit when it is not enabled.
60 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
62 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
63 constraint fot SF mode.
65 2016-05-18 Petr Murzin <petr.murzin@intel.com>
66 Kirill Yukhin <kirill.yukhin@intel.com>
68 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
70 (define_insn "rsqrt14<mode>"): Ditto.
71 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
72 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
73 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
74 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
75 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
77 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
78 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
79 * config/i386/i386.c (ix86_print_operand): Expand check for size
80 override codes for Intel syntax.
82 2016-05-18 Richard Biener <rguenther@suse.de>
84 PR tree-optimization/71168
85 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
86 initialization earlier.
88 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
90 * config/aarch64/aarch64-simd.md
91 (aarch64_reduc_plus_internal<mode>): Rename to...
92 (reduc_plus_scal): ...This, and remove previous implementation.
94 2016-05-18 Richard Biener <rguenther@suse.de>
96 * passes.def: Put late dse and cd_dce in canonical order.
98 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
100 * ipa-inline-transform.c (preserve_function_body_p): Look for
101 first non-thunk clone.
102 (save_function_body): Save into first non-thunk.
103 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
105 (lto_output_node): Inline thunks don't need body in every
107 * lto-streamer-in.c: Do not fixup thunk clones.
108 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
110 * tree-inline.c (copy_bb): Be prepared for target node to be new after
113 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
116 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
117 (reassociate_bb): Call transform_add_to_multiply.
119 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
121 * config/aarch64/aarch64.c (all_extensions): Removed unused static variable.
123 2016-05-17 Nathan Sidwell <nathan@acm.org>
125 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
126 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
128 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
130 PR tree-optimization/54579
132 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
134 2016-05-17 Marek Polacek <polacek@redhat.com>
137 * tree-inline.c (expand_call_inline): Call
138 maybe_remove_unused_call_args.
140 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
142 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
143 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
144 * doc/md.texi (fmin@var{m}3): Likewise.
146 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
148 * match.pd (X & C): New transformation.
150 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
152 * match.pd (~X & Y): New transformation.
154 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
156 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
157 information for new SSA_NAME.
158 (simplify_conversion_using_ranges): Get range through get_range_info
159 instead of get_value_range.
161 2016-05-17 Jiong Wang <jiong.wang@arm.com>
163 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
164 Remove inline assembly.
165 (vmvn_s16): Likewise.
166 (vmvn_s32): Likewise.
168 (vmvn_u16): Likewise.
169 (vmvn_u32): Likewise.
170 (vmvnq_s8): Likewise.
171 (vmvnq_s16): Likewise.
172 (vmvnq_s32): Likewise.
173 (vmvnq_u8): Likewise.
174 (vmvnq_u16): Likewise.
175 (vmvnq_u32): Likewise.
177 (vmvnq_p16): Likewise.
179 2016-05-17 Jiong Wang <jiong.wang@arm.com>
181 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
183 (vmul_n_s16): Likewise.
184 (vmul_n_s32): Likewise.
185 (vmul_n_u16): Likewise.
186 (vmul_n_u32): Likewise.
187 (vmulq_n_f32): Likewise.
188 (vmulq_n_f64): Likewise.
189 (vmulq_n_s16): Likewise.
190 (vmulq_n_s32): Likewise.
191 (vmulq_n_u16): Likewise.
192 (vmulq_n_u32): Likewise.
194 2016-05-17 Jiong Wang <jiong.wang@arm.com>
196 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
197 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
199 2016-05-17 Jiong Wang <jiong.wang@arm.com>
201 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
202 to *aarch64_fma4_elt_from_dup<mode>.
203 (*aarch64_fnma4_elt_to_128df): Rename to
204 *aarch64_fnma4_elt_from_dup<mode>.
205 * config/aarch64/arm_neon.h (vfma_n_f64): New.
206 (vfms_n_f32): Likewise.
207 (vfms_n_f64): Likewise.
208 (vfmsq_n_f32): Likewise.
209 (vfmsq_n_f64): Likewise.
211 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
213 * wide-int.h: Change fixed_wide_int_storage from class to struct.
215 2016-05-17 Richard Biener <rguenther@suse.de>
217 PR tree-optimization/71132
218 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
219 Only add control dependences for blocks in the loop.
221 (generate_code_for_partition): Return whether loop should
222 be destroyed and delay that.
223 (distribute_loop): Likewise.
224 (pass_loop_distribution::execute): Record loops to be destroyed
225 and perform delayed destroying of loops.
227 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
230 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
232 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
234 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
236 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
239 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
240 insertion point for instructions generated by validize_mem.
242 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
244 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
247 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
249 * config/aarch64/aarch64.c
250 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
253 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
255 * doc/invoke.texi (AArch64 Options): Various updates.
257 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
259 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
260 into instrumentation thunks.
261 * cif-code.def (CIF_CHKP): New.
263 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
267 2016-05-16 Martin Jambor <mjambor@suse.cz>
269 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
270 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
272 2016-05-16 Marek Polacek <polacek@redhat.com>
274 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
277 2016-05-16 Martin Jambor <mjambor@suse.cz>
280 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
281 the outlined kernel function.
283 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
285 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
286 (ISA_HAS_DLSA): Ditto.
288 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
290 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
292 2016-05-16 Nathan Sidwell <nathan@acm.org>
294 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
295 (nvptx_name_replacement): Restore. Add comment.
296 (write_fn_proto, write_fn_proto_from_insn,
297 nvptx_output_call_insn): Restore
298 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
300 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
302 * config/aarch64/aarch64.md
303 (add<mode>3_compareC_cconly_imm): Remove use of %w.
304 (add<mode>3_compareC_imm): Likewise.
305 (<optab>si3_uxtw): Split into register and immediate variants.
306 (andsi3_compare0_uxtw): Likewise.
307 (and<mode>3_compare0): Likewise.
308 (and<mode>3nr_compare0): Likewise.
309 (stack_protect_test_<mode>): Don't use %x for memory operands.
311 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
313 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
315 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
317 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
318 Split integer shifts into shift_reg and bfm.
319 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
320 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
321 (ror<mode>3_insn): Likewise.
322 (<optab>si3_insn_uxtw): Likewise.
323 (<optab><mode>3_insn): Change to rotate_imm.
324 (extr<mode>5_insn_alt): Likewise.
325 (extrsi5_insn_uxtw): Likewise.
326 (extrsi5_insn_uxtw_alt): Likewise.
328 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
330 * doc/tm.texi: Regenerate.
331 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
332 (TARGET_INVALID_RETURN_TYPE): Remove.
333 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
334 TARGET_INVALID_RETURN_TYPE.
335 * target.def (invalid_parameter_type): Remove.
336 (invalid_return_type): Remove.
338 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
340 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
341 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
343 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
345 (preserve_function_body_p): No need to preserve function body
346 * cif-codes.def (CIF_THUNK): Remove.
347 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
349 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
351 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
353 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
355 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
358 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
360 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
361 (inline_small_functions): Do not look for function symbol when
364 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
366 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
369 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
370 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
371 Jiong Wang <jiong.wang@arm.com>
373 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
374 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
375 Define __ARM_FP16_ARGS when appropriate.
376 * config/arm/arm.c (arm_invalid_parameter_type): Remove
378 (arm_invalid_return_type): Likewise.
379 (TARGET_INVALID_PARAMETER_TYPE): Remove.
380 (TARGET_INVALID_RETURN_TYPE): Remove.
381 (aapcs_vfp_sub_candidate): Allow HFmode.
382 (aapcs_vfp_allocate): Add comment. Support HFmode.
383 (aapcs_vfp_allocate_return_reg): Likewise.
384 (struct aapcs_cp_arg_layout): Slightly reword comments for
385 is_return_candidate and allocate_return_reg.
386 (output_mov_vfp): Update assert.
387 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
389 (arm_invalid_parameter_type): Remove.
390 (amr_invalid_return_type): Remove.
391 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
392 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
393 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
395 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
397 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
398 * config/aarch64/arch64-protos.h
399 (aarch64_legitimize_reload_address): Remove.
400 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
403 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
405 * configure.ac: Add ACX_NONCANONICAL_HOST.
406 * configure: Regenerate.
407 * Makefile.in: Set host_noncanonical.
409 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (*movtf_internal): Before register allocation,
413 do not allow FP constants for CM_MEDIUM memory model, allow only
414 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
415 (*movxf_internal): Ditto.
416 (*movdf_internal): Ditto.
417 (*movsf_internal): Ditto.
419 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
421 PR rtl-optimization/67483
422 * combine.c (make_compound_operation): Don't call extract_left_shift
423 with negative shift amounts.
425 2016-05-13 Jakub Jelinek <jakub@redhat.com>
428 * fold-const.c (fold_checksum_tree): Allow modification
429 of TYPE_ALIAS_SET during folding.
431 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
432 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
433 (ix86_split_to_parts): Likewise. Fix up formatting.
435 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
437 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
438 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
441 2016-05-13 Nathan Sidwell <nathan@acm.org>
443 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
444 (nvptx_name_replacement): Delete.
445 (write_fn_proto, write_fn_proto_from_insn,
446 nvptx_output_call_insn): Remove nvptx_name_replacement call.
447 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
448 * langhooks.c (add_builtin_funcction_common): Call
449 targetm.mangle_decl_assembler_name.
451 * config/nvptx/nvptx.c (write_fn_proto): Handle
452 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
454 2016-05-13 Martin Liska <mliska@suse.cz>
456 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
457 and PRIu64 in printf format.
459 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
461 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
464 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
466 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
467 Change --param max-completely-peeled-times to
468 --param max-completely-peel-times in dump file printing.
470 2016-05-13 Richard Biener <rguenther@suse.de>
472 PR tree-optimization/42587
473 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
474 (find_bswap_or_nop_1): Likewise.
475 (bswap_replace): Likewise.
477 2016-05-13 Martin Liska <mliska@suse.cz>
479 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
480 Initialize a variable with default value.
482 2016-05-13 Martin Liska <mliska@suse.cz>
484 * doc/invoke.texi: Enhance explanation of error recovery
487 2016-05-13 Martin Liska <mliska@suse.cz>
489 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
490 (struct cost_pair): Change inv_expr_id (int) to inv_expr
492 (struct iv_inv_expr_ent): Comment struct fields.
493 (sort_iv_inv_expr_ent): New function.
494 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
495 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
496 a hash_map between iv_inv_expr_ent and number of usages.
497 (niter_for_exit): Fix coding style.
498 (tree_ssa_iv_optimize_init): Use renamed variable.
499 (determine_base_object): Fix coding style.
500 (alloc_iv): Likewise.
501 (find_interesting_uses_outside): Likewise.
502 (add_candidate_1): Likewise.
503 (add_standard_iv_candidates): Likewise.
504 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
505 (prepare_decl_rtl): Fix coding style.
506 (get_address_cost): Likewise.
507 (get_shiftadd_cost): Likewise.
508 (force_expr_to_var_cost): Likewise.
509 (compare_aff_trees): Likewise.
510 (get_expr_id): Restructure the function.
511 (get_loop_invariant_expr_id): Renamed to
512 get_loop_invariant_expr.
513 (get_computation_cost_at): Replace usage of inv_expr_id with
515 (get_computation_cost): Likewise.
516 (determine_group_iv_cost_generic): Likewise.
517 (determine_group_iv_cost_address): Likewise.
518 (iv_period): Fix coding style.
519 (iv_elimination_compare_lt): Likewise.
520 (may_eliminate_iv): Likewise.
521 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
523 (determine_group_iv_costs): Dump invariant expressions.
524 (iv_ca_recount_cost): Use the newly added hash_map.
525 (iv_ca_set_remove_invariants): Fix coding style.
526 (iv_ca_set_add_invariants): Fix coding style.
527 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
529 (iv_ca_set_cp): Likewise.
530 (iv_ca_new): Initialize the newly added hash_map and remove
531 initialization of fields.
532 (iv_ca_free): Delete the hash_map.
533 (iv_ca_dump): Dump invariant expressions.
534 (iv_ca_extend): Fix coding style.
535 (try_add_cand_for): Likewise.
536 (create_new_ivs): Dump information about # of avg iterations and
537 # of used invariant expressions.
538 (rewrite_use_compare): Fix coding style.
539 (free_loop_data): Set default value for max_inv_expr_id.
541 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
543 * cse.c (rest_of_handle_cse): Use cleanup_cfg
544 returned value cse_cfg_altered computation.
545 (rest_of_handle_cse2): Likewise.
546 (rest_of_handle_cse_after_global_opts): Likewise.
548 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
551 * config/arm/arm.c (arm32_output_mi_thunk): New.
552 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
553 to split Thumb1 vs TARGET_32BIT functionality.
554 (arm_thumb1_mi_thunk): New.
556 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
558 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
561 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
564 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
566 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
568 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
569 (expand_builtin_trap): Emit a regular call.
570 (set_builtin_user_assembler_name): Remove obsolete cases.
571 * dse.c (scan_insn): Adjust.
572 * except.c: Include calls.h.
573 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
574 emit a regular call to setjmp.
575 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
576 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
577 (emit_block_move_via_libcall): Delete.
578 (block_move_fn): Delete.
579 (init_block_move_fn): Likewise.
580 (emit_block_move_libcall_fn): Likewise.
581 (emit_block_op_via_libcall): New function.
582 (set_storage_via_libcall): Tidy up and use memset builtin.
583 (block_clear_fn): Delete.
584 (init_block_clear_fn): Likewise.
585 (clear_storage_libcall_fn): Likewise.
586 (expand_assignment): Call emit_block_move_via_libcall.
587 Do not include gt-expr.h.
588 * expr.h (emit_block_op_via_libcall): Declare.
589 (emit_block_copy_via_libcall): New inline function.
590 (emit_block_move_via_libcall): Likewise.
591 (emit_block_comp_via_libcall): Likewise.
592 (block_clear_fn): Delete.
593 (init_block_move_fn): Likewise.
594 (init_block_clear_fn): Likewise.
595 (emit_block_move_via_libcall): Likewise.
596 (set_storage_via_libcall): Add default parameter value.
597 * libfuncs.h (enum libfunc_index): Remove obsolete values.
598 (abort_libfunc): Delete.
599 (memcpy_libfunc): Likewise.
600 (memmove_libfunc): Likewise.
601 (memcmp_libfunc): Likewise.
602 (memset_libfunc): Likewise.
603 (setbits_libfunc): Likewise.
604 (setjmp_libfunc): Likewise.
605 (longjmp_libfunc): Likewise.
606 (profile_function_entry_libfunc): Likewise.
607 (profile_function_exit_libfunc): Likewise.
608 (gcov_flush_libfunc): Likewise.
609 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
610 and DECL_VISIBILITY on the declaration.
611 (init_optabs): Do not initialize obsolete libfuncs.
612 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
613 * tree-core.h (ECF_RET1): Define.
614 (ECF_TM_PURE): Adjust.
615 (ECF_TM_BUILTIN): Likewise.
616 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
617 (build_common_builtin_nodes): Initialize abort builtin.
618 Add ECF_RET1 on memcpy, memmove and memset builtins.
619 Pass final flags for alloca and alloca_with_align builtins.
620 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
622 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
623 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
624 set_storage_via_libcall and call emit_block_copy_via_libcall.
626 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (*call_got_x32): Change operand 0 to
629 DImode before it is passed to ix86_output_call_operand.
630 (*call_value_got_x32): Ditto for operand 1.
632 2016-05-12 Jiong Wang <jiong.wang@arm.com>
634 PR rtl-optimization/70904
635 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
636 reload for wide mode.
638 2016-05-12 Marek Polacek <polacek@redhat.com>
641 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
642 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
643 * langhooks.h (incomplete_type_error): Likewise.
644 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
645 parameter, pass it down to incomplete_type_error.
646 * tree.h (size_in_bytes): New inline overload.
647 (size_in_bytes_loc): Renamed from size_in_bytes.
649 2016-05-12 Richard Biener <rguenther@suse.de>
651 PR tree-optimization/71059
652 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
653 nary before looking up or entering the expression into the VN
655 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
656 Make sure to re-use NARYs without result as inserted by
659 2016-05-12 Richard Biener <rguenther@suse.de>
661 PR tree-optimization/71062
662 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
664 * tree-ssa-structalias.c (set_uids_in_ptset): Set
665 vars_contains_restrict if the var is a restrict tag.
666 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
667 do not disambiguate pointers against it.
668 (dump_points_to_solution): Re-structure and adjust for new
669 vars_contains_restrict flag.
670 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
672 2016-05-12 Martin Liska <mliska@suse.cz>
674 * doc/invoke.texi: Explain connection between
675 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
677 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
679 PR tree-optimization/71006
680 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
681 consider COND_EXPR as a mask producer.
683 2016-05-12 Marek Polacek <polacek@redhat.com>
686 * opts.c (common_handle_option): Detect missing argument for --help^.
688 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
691 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
692 when popping the PC and within an interrupt handler routine.
693 Add missing tab to output of "ldmfd".
694 (output_return_instruction): Output LDMFD with SP update rather
695 than POP when returning from interrupt handler.
697 2016-05-12 Jakub Jelinek <jakub@redhat.com>
699 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
700 TARGET_64BIT && TARGET_AVX512DQ.
701 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
702 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
703 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
704 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
705 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
706 (*vec_extractv4si_zext): Add avx512dq alternative.
707 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
708 use v instead of x constraint in other alternatives where possible.
710 * config/i386/sse.md (sse2_loadld): Use v instead of x
711 constraint in alternatives 0,1,4.
713 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
714 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
715 v constraints instead of x and <pinsr_evex_isa> isa attribute.
718 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
719 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
720 is not emitted unless TARGET_AVX512BW.
721 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
722 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
723 for the result operand.
725 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
726 constraint instead of x in avx alternatives. Use maybe_evex instead
729 * config/i386/constraints.md (Yv): New constraint.
730 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
731 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
732 * config/i386/i386.md (avx512fvecmode): New mode attr.
733 (*pushtf): Use v constraint instead of x.
734 (*movtf_internal): Likewise. For TARGET_AVX512VL and
735 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
736 (*absneg<mode>2): Use Yv constraint instead of x constraint.
737 (*absnegtf2_sse): Likewise.
738 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
739 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
740 avx512f alternatives.
741 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
743 2016-05-12 Richard Biener <rguenther@suse.de>
745 PR tree-optimization/71060
746 * tree-data-ref.c (initialize_data_dependence_relation): Do not
747 require exact match of DR_BASE_OBJECT but only matching address and
750 2016-05-12 Richard Biener <rguenther@suse.de>
752 PR tree-optimization/70986
753 * cfganal.c: Include cfgloop.h.
754 (dfs_find_deadend): Prefer to take edges exiting loops.
756 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
758 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
759 compile and run time.
761 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
764 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
766 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
768 * config/i386/i386.c (legitimize_pic_address): Use
769 copy_to_suggested_reg instead of gen_movsi.
771 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
773 * config/rs6000/predicates.md (quad_memory_operand): Move most of
774 the code into quad_address_p and call it to share code with
775 vsx_quad_dform_memory_operand.
776 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
778 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
779 bit instead of being a separate word. Split -mpower9-dform into
780 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
781 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
782 for the register class supporting 128-bit quad word memory offsets.
783 (mode_supports_vsx_dform_quad): Helper function to return if the
784 register class uses quad word memory offsets.
785 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
786 (rs6000_debug_reg_global): Always print if we are using LRA or not.
787 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
788 instructions are enabled, set up the appropriate addr_masks for
790 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
791 -mpower9-dform-scalar, instead of -mpower9-dform.
792 (rs6000_option_override_internal): Split -mpower9-dform into two
793 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
794 -mpower9-dform switch sets or clears both. If we are not using
795 the LRA register allocator, do not enable -mpower9-dform-vector by
796 default. If we are using LRA, enable -mpower9-dform-vector and
797 -mvsx-timode if it is appropriate. Issue a warning if either
798 -mpower9-dform-vector or -mvsx-timode are explicitly used without
800 (quad_address_offset_p): New helper function to return if the
801 offset is legal for quad word memory instructions.
802 (quad_address_p): New function to determin if GPR or vector
803 register quad word memory addresses are legal.
804 (mem_operand_gpr): Validate quad word address offsets.
805 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
806 d-form (register + offset) instructions.
807 (offsettable_ok_by_alignment): Likewise.
808 (rs6000_legitimate_offset_address_p): Likewise.
809 (legitimate_lo_sum_address_p): Likewise.
810 (rs6000_legitimize_address): Likewise.
811 (rs6000_legitimize_reload_address): Add more debug statements for
813 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
815 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
816 d-form instructions. Distinguish different cases in debug
817 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
819 (rs6000_preferred_reload_class): Likewise.
820 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
821 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
822 of the ISA 2.06 indexed memory instructions.
823 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
824 use them to save/restore the saved vector registers instead of
825 using Altivec instructions.
826 (rs6000_emit_epilogue): Likewise.
827 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
828 (rs6000_opt_masks): Split -mpower9-dform into
829 -mpower9-dform-scalar and -mpower9-dform-vector.
830 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
832 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
833 ISA 3.0 vector indexed memory instructions, and fold the code into
834 the normal mov<mode> patterns.
835 (p9_vecstore_<mode>): Likewise.
836 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
838 (vsx_movti_64bit): Likewise.
839 (vsx_movti_32bit): Likewise.
840 * config/rs6000/constraints.md (wO constraint): New constraint for
841 ISA 3.0 vector d-form support.
842 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
843 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
844 include -mpower9-dform-vector until we switch over to LRA.
845 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
846 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
847 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
848 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
849 for -mpower9-dform and -mlra.
850 * doc/md.texi (wO constraint): Document wO constraint.
852 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
854 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
855 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
856 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
857 Move handling of non-insn arguments inline into the sole user:
858 (output_trans_func): ...here.
859 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
860 in emitted function prototype.
861 (output_internal_insn_latency_func): Ditto. Simplify.
862 (output_internal_maximal_insn_latency_func): Ditto. Delete
863 always-unused argument.
864 (output_insn_latency_func): Ditto.
865 (output_maximal_insn_latency_func): Ditto.
867 2016-05-11 Richard Biener <rguenther@suse.de>
869 PR tree-optimization/71055
870 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
871 sth with precision not equal to access size verify we don't chop
874 2016-05-11 Richard Biener <rguenther@suse.de>
877 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
878 (dwarf2out_finish): Move retry_incomplete_types call ...
879 (dwarf2out_early_finish): ... here.
881 2016-05-11 Richard Biener <rguenther@suse.de>
884 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
885 if the langhook insists on it.
886 * fold-const.c (make_bit_field_ref): Add arg for the original
887 reference and preserve its alias-set.
888 (decode_field_reference): Take exp by reference and adjust it
889 to the original memory reference.
890 (optimize_bit_field_compare): Adjust callers.
891 (fold_truth_andor_1): Likewise.
892 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
894 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
897 * cfgrtl.h (delete_insn_and_edges): Now return bool.
898 * cfgrtl.c (delete_insn_and_edges): Likewise.
899 * config/i386/i386.c (convert_scalars_to_vector): Remove
901 * cse.c (cse_insn): Compute cse_cfg_altered.
902 (delete_trivially_dead_insns): Likewise.
903 (cse_cc_succs): Likewise.
904 (rest_of_handle_cse): Free dominance info if required.
905 (rest_of_handle_cse2): Likewise.
906 (rest_of_handle_cse_after_global_opts): Likewise.
908 2016-05-11 Alan Modra <amodra@gmail.com>
910 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
911 abi_v4_pass_in_fpr): New functions.
912 (rs6000_function_arg_boundary): Exclude complex IBM long double
913 from 64-bit alignment when ABI_V4.
914 (rs6000_function_arg, rs6000_function_arg_advance_1,
915 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
917 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
919 PR rtl-optimization/71028
920 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
921 jump with just a return in the fallthrough block if the branch
922 block contains just a return as well.
924 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
926 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
927 * match.pd ((X & Y) ^ Y): ... this.
928 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
929 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
931 2016-05-10 David Malcolm <dmalcolm@redhat.com>
933 * read-md.c (require_char_ws): New function.
934 (read_string): Simplify using require_char_ws.
935 (handle_constants): Likewise.
936 (handle_enum): Likewise.
937 (handle_file): Likewise.
938 * read-md.h (require_char_ws): New declaration.
939 * read-rtl.c (read_conditions): Simplify using require_char_ws.
940 (read_mapping): Likewise.
941 (read_rtx_code): Likewise.
942 (read_nested_rtx): Likewise.
944 2016-05-10 James Norris <jnorris@codesourcery.com>
946 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
947 if offloading is enabled and -fopenacc or -fopenmp is specified.
948 (CRTOFFLOADEND): Likewise.
949 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
950 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
952 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
954 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
955 gotoff_operand code paths. Use copy_to_suggested_regs and
956 expand_simple_binop where appropriate. Cleanup.
958 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
961 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
963 (dimode_scalar_chain::vector_const_cost): New.
964 (dimode_scalar_chain::compute_convert_gain): Handle constants.
965 (dimode_scalar_chain::convert_op): Likewise.
966 (dimode_scalar_chain::convert_insn): Likewise.
968 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
970 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
971 unary operation, not a binary one.
973 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
976 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
977 calls with type casted fndecl.
979 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
981 PR tree-optimization/70786
982 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
983 * gcc/calls.c (initialize_argument_information): Bind bounds
984 with corresponding args passed by reference.
986 2016-05-10 Jakub Jelinek <jakub@redhat.com>
989 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
990 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
991 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
994 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
997 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
998 code for a zero scale factor.
999 (vsx_xvcvdpuxds_scale): Likewise.
1001 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1003 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1004 if show_ruler_p was set on the context.
1005 (layout::show_ruler): New method.
1006 * diagnostic.h (struct diagnostic_context): Add field
1009 2016-05-10 Richard Biener <rguenther@suse.de>
1011 PR tree-optimization/71039
1012 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1013 (chk_uses): New function.
1014 (propagate_with_phi): Verify we can safely replicate the lhs of an
1015 aggregate assignment on all incoming edges.
1017 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1019 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1021 (rx_atomic_sequence): New class.
1022 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1023 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
1025 (rx_atomic_sequence::rx_atomic_sequence,
1026 rx_atomic_sequence::~rx_atomic_sequence): New functions.
1027 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
1028 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
1029 CTRLREG_INTB): New constants.
1030 (FETCHOP): New code iterator.
1031 (fethcop_name, fetchop_name2): New iterator code attributes.
1032 (QIHI): New mode iterator.
1033 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
1034 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
1035 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
1037 2016-05-10 Martin Liska <mliska@suse.cz>
1039 * tree-inline.c (remap_dependence_clique): Do not remap
1040 debugging statements.
1042 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1044 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
1045 ("*fixuns_truncdfdi2_z13")
1046 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
1047 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
1048 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1050 2016-05-10 Richard Biener <rguenther@suse.de>
1052 PR tree-optimization/70497
1053 PR tree-optimization/28367
1054 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1056 (visit_reference_op_load): ... here.
1057 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1058 with simplified BIT_FIELD_REFs.
1059 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1060 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1063 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1065 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1066 documentation comment. For BLOCK nodes, add a
1067 DW_AT_abstract_origin attribute that points to the DIE generated
1068 for the origin BLOCK.
1069 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1070 blocks from inlined functions.
1072 2016-05-10 Alan Modra <amodra@gmail.com>
1075 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1076 regrename modifying insns saving lr before __morestack call.
1077 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1078 insns restoring lr after __morestack call.
1080 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1082 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1083 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1085 * config/i386/sse.md (vec_interleave_high<mode>,
1086 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1087 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1089 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1091 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1092 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1093 parallel reassociation for power8 and forward.
1095 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (absneg splitters with general regs): Use
1098 general_reg_operand predicate.
1099 (btsq peephole2): Use x86_64_immediate_operand to check if new
1100 value is suitable for immediate operand. Generate emitted insn
1101 using RTL expressions.
1102 (btcq peephole2): Ditto.
1103 (btrq peephole2): Ditto. Generate correct immediate operand
1106 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1108 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1111 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1113 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1114 pointer dereference.
1116 2016-05-09 Richard Biener <rguenther@suse.de>
1118 PR tree-optimization/70985
1119 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1120 op0 isn't a gimple register.
1122 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1124 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1125 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1126 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1127 (i6400_fpu_mult): New cpu units.
1128 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1129 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1130 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1131 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1132 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1133 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1134 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1135 (i6400_msa_long_float4, i6400_msa_long_float5)
1136 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1137 (i6400_msa_fdiv_sf): New reservations.
1138 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1139 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1140 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1141 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1142 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1143 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1144 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1145 (msa_short_store4, msa_long_load, msa_short_store)
1146 (msa_long_logic, msa_long_float2, msa_long_float4)
1147 (msa_long_float5, msa_long_float8, msa_long_mult)
1148 (msa_long_fdiv, msa_long_div): New reservations.
1150 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1151 Sameera Deshpande <sameera.deshpande@imgtec.com>
1152 Matthew Fortune <matthew.fortune@imgtec.com>
1153 Graham Stott <graham.stott@imgtec.com>
1154 Chao-ying Fu <chao-ying.fu@imgtec.com>
1156 * config.gcc: Add MSA header file for mips*-*-* target.
1157 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1158 (Ubv8i, Urv8): New constraints.
1159 * config/mips/mips-ftypes.def: Add function types for MSA
1161 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1162 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1163 * config/mips/mips-msa.md: New file.
1164 * config/mips/mips-protos.h
1165 (mips_split_128bit_const_insns): New prototype.
1166 (mips_msa_idiv_insns): Likewise.
1167 (mips_split_128bit_move): Likewise.
1168 (mips_split_128bit_move_p): Likewise.
1169 (mips_split_msa_copy_d): Likewise.
1170 (mips_split_msa_insert_d): Likewise.
1171 (mips_split_msa_fill_d): Likewise.
1172 (mips_expand_msa_branch): Likewise.
1173 (mips_const_vector_same_val_p): Likewise.
1174 (mips_const_vector_same_bytes_p): Likewise.
1175 (mips_const_vector_same_int_p): Likewise.
1176 (mips_const_vector_shuffle_set_p): Likewise.
1177 (mips_const_vector_bitimm_set_p): Likewise.
1178 (mips_const_vector_bitimm_clr_p): Likewise.
1179 (mips_msa_vec_parallel_const_half): Likewise.
1180 (mips_msa_output_division): Likewise.
1181 (mips_ldst_scaled_shift): Likewise.
1182 (mips_expand_vec_cond_expr): Likewise.
1183 * config/mips/mips.c (enum mips_builtin_type): Add
1184 MIPS_BUILTIN_MSA_TEST_BRANCH.
1185 (mips_gen_const_int_vector_shuffle): New prototype.
1186 (mips_const_vector_bitimm_set_p): New function.
1187 (mips_const_vector_bitimm_clr_p): Likewise.
1188 (mips_const_vector_same_val_p): Likewise.
1189 (mips_const_vector_same_bytes_p): Likewise.
1190 (mips_const_vector_same_int_p): Likewise.
1191 (mips_const_vector_shuffle_set_p): Likewise.
1192 (mips_symbol_insns): Forbid loading symbols via immediate for
1194 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1196 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1198 (mips_lx_address_p): Add support load indexed address for MSA.
1199 (mips_address_insns): Add calculation of instructions needed for
1200 stores and loads for MSA.
1201 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1202 CONST_VECTOR for MSA and let it fall through.
1203 (mips_ldst_scaled_shift): New function.
1204 (mips_subword_at_byte): Likewise.
1205 (mips_msa_idiv_insns): Likewise.
1206 (mips_legitimize_move): Validate MSA moves.
1207 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1208 calculation of costs for MSA division.
1209 (mips_split_move_p): Check if MSA moves need splitting.
1210 (mips_split_move): Split MSA moves if necessary.
1211 (mips_split_128bit_move_p): New function.
1212 (mips_split_128bit_move): Likewise.
1213 (mips_split_msa_copy_d): Likewise.
1214 (mips_split_msa_insert_d): Likewise.
1215 (mips_split_msa_fill_d): Likewise.
1216 (mips_output_move): Handle MSA moves.
1217 (mips_expand_msa_branch): New function.
1218 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1219 Reinstate 'y' modifier.
1220 (mips_file_start): Add MSA .gnu_attribute.
1221 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1223 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1224 (mips_class_max_nregs): Add register size for MSA supported mode.
1225 (mips_cannot_change_mode_class): Allow conversion between MSA
1226 vector modes and TImode.
1227 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1229 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1230 (mips_preferred_simd_mode): Add preffered modes for MSA.
1231 (mips_vector_mode_supported_p): Add MSA supported modes.
1232 (mips_autovectorize_vector_sizes): New function.
1233 (mips_msa_output_division): Likewise.
1234 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1235 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1236 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1237 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1238 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1239 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1240 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1241 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1242 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1243 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1244 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1245 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1246 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1247 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1248 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1249 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1250 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1251 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1252 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1253 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1254 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1255 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1256 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1257 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1258 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1259 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1260 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1261 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1262 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1263 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1264 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1265 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1266 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1267 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1268 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1269 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1270 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1271 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1272 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1273 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1274 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1275 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1276 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1277 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1278 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1279 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1280 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1281 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1282 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1283 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1284 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1285 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1286 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1287 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1288 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1289 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1290 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1291 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1292 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1293 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1294 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1295 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1296 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1297 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1298 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1299 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1300 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1301 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1302 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1303 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1304 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1305 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1306 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1307 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1308 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1309 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1310 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1311 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1312 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1313 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1314 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1315 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1316 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1317 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1318 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1319 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1320 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1321 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1322 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1323 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1324 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1325 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1326 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1327 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1328 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1329 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1330 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1331 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1332 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1333 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1334 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1335 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1336 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1337 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1338 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1339 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1340 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1341 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1342 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1343 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1344 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1345 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1346 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1347 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1348 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1349 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1350 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1351 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1352 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1353 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1354 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1355 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1356 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1357 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1358 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1359 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1360 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1361 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1362 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1363 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1364 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1365 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1366 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1367 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1368 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1369 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1370 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1371 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1372 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1373 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1374 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1375 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1376 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1377 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1378 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1379 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1380 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1381 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1382 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1383 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1384 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1386 (mips_get_builtin_decl_index): New array.
1387 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1388 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1389 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1390 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1391 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1393 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1395 (mips_expand_builtin_insn): Prepare operands for
1396 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1397 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1398 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1399 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1400 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1401 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1402 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1403 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1404 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1405 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1406 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1407 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1408 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1409 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1410 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1411 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1412 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1413 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1414 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1415 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1416 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1417 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1418 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1419 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1420 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1421 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1422 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1423 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1424 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1425 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1426 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1427 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1428 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1429 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1430 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1431 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1432 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1433 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1434 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1435 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1436 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1437 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1438 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1439 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1440 These are set implicitly and an error is reported if overridden.
1441 (mips_expand_builtin_msa_test_branch): New function.
1442 (mips_expand_msa_shuffle): Likewise.
1443 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1444 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1445 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1446 (mips_expand_vec_unpack): Add support for MSA.
1447 (mips_expand_vector_init): Likewise.
1448 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1449 instead of const0_rtx.
1450 (mips_msa_vec_parallel_const_half): New function.
1451 (mips_gen_const_int_vector): Likewise.
1452 (mips_gen_const_int_vector_shuffle): Likewise.
1453 (mips_expand_msa_cmp): Likewise.
1454 (mips_expand_vec_cond_expr): Likewise.
1455 * config/mips/mips.h
1456 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1457 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1459 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1460 (ISA_HAS_MSA): New macro.
1461 (UNITS_PER_MSA_REG): Likewise.
1462 (BITS_PER_MSA_REG): Likewise.
1463 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1464 (MSA_REG_FIRST): New macro.
1465 (MSA_REG_LAST): Likewise.
1466 (MSA_REG_NUM): Likewise.
1467 (MSA_REG_P): Likewise.
1468 (MSA_REG_RTX_P): Likewise.
1469 (MSA_SUPPORTED_MODE_P): Likewise.
1470 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1471 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1472 * config/mips/mips.md: Include mips-msa.md.
1473 (alu_type): Add simd_add.
1474 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1475 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1476 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1477 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1478 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1479 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1480 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1481 simd_move, simd_load, simd_store. Choose "multi" for moves
1483 (qword_mode): New attribute.
1484 (insn_count): Add instruction count for quad moves.
1485 Increase the count for MIPS SIMD division.
1486 (UNITMODE): Add UNITMODEs for vector types.
1487 (addsub): New code iterator.
1488 * config/mips/mips.opt (mmsa): New option.
1489 * config/mips/msa.h: New file.
1490 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1492 * config/mips/mti-linux.h: Likewise.
1493 * config/mips/predicates.md
1494 (const_msa_branch_operand): New constraint.
1495 (const_uimm3_operand): Likewise.
1496 (const_uimm4_operand): Likewise.
1497 (const_uimm5_operand): Likewise.
1498 (const_uimm8_operand): Likewise.
1499 (const_imm5_operand): Likewise.
1500 (aq10b_operand): Likewise.
1501 (aq10h_operand): Likewise.
1502 (aq10w_operand): Likewise.
1503 (aq10d_operand): Likewise.
1504 (const_m1_operand): Likewise.
1505 (reg_or_m1_operand): Likewise.
1506 (const_exp_2_operand): Likewise.
1507 (const_exp_4_operand): Likewise.
1508 (const_exp_8_operand): Likewise.
1509 (const_exp_16_operand): Likewise.
1510 (const_vector_same_val_operand): Likewise.
1511 (const_vector_same_simm5_operand): Likewise.
1512 (const_vector_same_uimm5_operand): Likewise.
1513 (const_vector_same_uimm6_operand): Likewise.
1514 (const_vector_same_uimm8_operand): Likewise.
1515 (par_const_vector_shf_set_operand): Likewise.
1516 (reg_or_vector_same_val_operand): Likewise.
1517 (reg_or_vector_same_simm5_operand): Likewise.
1518 (reg_or_vector_same_uimm6_operand): Likewise.
1519 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1521 * doc/invoke.texi (-mmsa): Document new option.
1523 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1525 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1526 * configure: Regenerate.
1527 * config.in: Regenerate.
1528 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1530 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1531 (ENDFILE_VTV_SPEC): Define.
1533 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1535 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1536 registers in all interrupt handlers if necessary.
1537 (rl78_option_override): Add warning.
1538 (MUST_SAVE_MDUC_REGISTERS): New macro.
1539 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1540 * config/rl78/rl78.c (check_mduc_usage): New function.
1541 (mduc_regs): New structure to hold MDUC register data.
1542 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1543 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1544 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1545 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1546 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1547 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1549 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1551 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1552 (tree-ssa-loop-niter.h): Ditto.
1553 (idx_within_array_bound, ref_within_array_bound): New functions.
1554 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1555 Factor out check on writable base object to ...
1556 (base_object_writable): ... here.
1558 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1560 * config/arm/arm.md (probe_stack): Add modes to set source
1563 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1565 * regrename.c (base_reg_class_for_rename): New static function.
1566 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1568 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1570 * cgraph.c (thunk_adjust): Export.
1571 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1572 * cgraphunit.c (thunk_adjust): Export.
1573 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1575 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1577 * tree-inline.c (expand_call_inline): Expand thunks inline.
1579 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1583 (*sse2_vd_cvtss2sd): Ditto.
1584 * config/i386/i386.md
1585 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1586 Generate *sse2_vd_cvtsd2ss pattern.
1587 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1588 Generate *sse2_vd_cvtss2sd pattern.
1590 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1592 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1593 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1596 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1598 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1599 * config/sh/sh.c: Define and declare variables on first use throughout
1601 (current_function_interrupt): Change to bool type.
1602 (frame_insn): Rename to emit_frame_insn and update users.
1603 (push_regs): Use bool for 'interrupt_handler' argument.
1604 (save_schedule_s): Remove.
1605 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1606 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1607 targetm.asm_out.unaligned_op.di.
1608 (gen_far_branch): Remove redundant forward declaration.
1609 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1610 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1611 (sh_set_return_address, sh_function_ok_for_sibcall,
1612 scavenge_reg): Update comments.
1613 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1614 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1615 (sh_attr_renesas_p): Remove unnecessary parentheses.
1616 (branch_dest): Simplify.
1617 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1618 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1619 (CUMULATIVE_ARGS): Change macro to typedef.
1620 (current_function_interrupt): Change to bool type.
1621 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1622 Surround with __cplusplus ifdef.
1623 (sh_compare_op0, sh_compare_op1): Remove.
1624 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1626 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1628 * config/arm/arm.md: (arch): Add neon.
1629 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1630 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1631 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1632 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1633 attributes for alt renumbering. Mark alt 3 as non-predicable.
1634 (thumb2_movdf_vfp): Likewise.
1636 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1639 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1640 (*andqi_1): Add preferred_for_speed attribute to disparage
1641 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1642 (*<code>qi_1): Ditto.
1643 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1644 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1645 (*ashlqi3_1): Ditto.
1646 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1647 Add preferred_for_size attribute to disparage alternative 0 and
1648 preferred_for_speed attribute to disparage alternative 1 for
1649 TARGET_PARTIAL_REG_STALL targets.
1651 2016-05-07 Tom de Vries <tom@codesourcery.com>
1653 PR tree-optimization/70956
1654 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1657 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1659 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1660 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1661 * config/sh/sh.md (branch_zero): Remove define_attr.
1662 (define_delay): Disable delay slot if branch distance is one insn.
1664 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.md (LEAMODE): New mode attribute.
1667 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1668 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1669 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1670 operand 2 predicate.
1671 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1672 (*lea<mode>_general_3): Ditto.
1673 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1675 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1677 * genmddump.c (main): Convert argv from char ** to const char **.
1679 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1681 * coretypes.h (OVERRIDE): New macro.
1684 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1686 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1687 allow coalescing if the types are compatible.
1689 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1691 * pass_manager.h (pass_manager::register_pass_name): New method.
1692 (pass_manager::get_pass_by_name): New method.
1693 (pass_manager::create_pass_tab): New method.
1694 (pass_manager::m_name_to_pass_map): New field.
1695 * passes.c (name_to_pass_map): Delete global in favor of field
1696 "m_name_to_pass_map" of pass_manager.
1697 (register_pass_name): Rename from a function to...
1698 (pass_manager::register_pass_name): ...this method, updating
1699 for renaming of global "name_to_pass_map" to field
1700 "m_name_to_pass_map".
1701 (create_pass_tab): Rename from a function to...
1702 (pass_manager::create_pass_tab): ...this method, updating
1703 for renaming of global "name_to_pass_map" to field.
1704 (get_pass_by_name): Rename from a function to...
1705 (pass_manager::get_pass_by_name): ...this method.
1706 (enable_disable_pass): Convert use of get_pass_by_name to
1707 a method call, locating the pass_manager singleton.
1709 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1711 * genattr-common.c (main): Convert argv from char ** to const char **.
1712 * genattr.c (main): Likewise.
1713 * genattrtab.c (main): Likewise.
1714 * genautomata.c (initiate_automaton_gen): Likewise.
1716 * gencodes.c (main): Likewise.
1717 * genconditions.c (main): Likewise.
1718 * genconfig.c (main): Likewise.
1719 * genconstants.c (main): Likewise.
1720 * genemit.c (main): Likewise.
1721 * genenums.c (main): Likewise.
1722 * genextract.c (main): Likewise.
1723 * genflags.c (main): Likewise.
1724 * genmddeps.c (main): Likewise.
1725 * genopinit.c (main): Likewise.
1726 * genoutput.c (main): Likewise.
1727 * genpeep.c (main): Likewise.
1728 * genpreds.c (main): Likewise.
1729 * genrecog.c (main): Likewise.
1730 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1731 (init_rtx_reader_args): Likewise.
1732 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1733 (init_rtx_reader_args): Likewise.
1734 * gentarget-def.c (main): Likewise.
1735 * read-md.c (read_md_files): Likewise.
1736 * read-md.h (read_md_files): Likewise.
1738 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1741 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1742 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1743 Remove unused predicate.
1744 (register_and_not_fp_reg_operand): Ditto.
1746 2016-05-06 Martin Liska <mliska@suse.cz>
1748 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1749 instead of vec as the vector is local to the function.
1751 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1753 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1754 avx512bw alternative.
1756 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1757 before the ashr<mode>3 pattern.
1759 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1760 v instead of x in vex or maybe_vex alternatives, use
1761 maybe_evex instead of vex in prefix.
1763 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1764 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1765 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1766 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1769 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1770 v instead of x in vex or maybe_vex alternatives, use
1771 maybe_evex instead of vex in prefix.
1773 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1774 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1775 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1776 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1777 alternatives, use maybe_evex instead of vex in prefix.
1779 * config/i386/sse.md (vec_interleave_lowv4sf,
1780 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1781 v instead of x in vex or maybe_vex alternatives, use
1782 maybe_evex instead of vex in prefix.
1784 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1785 v instead of x in vex or maybe_vex alternatives, use
1786 maybe_evex instead of vex in prefix.
1788 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1789 v constraint instead of x.
1791 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1793 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1794 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1797 2016-05-06 Richard Biener <rguenther@suse.de>
1799 PR tree-optimization/70948
1800 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1801 Properly clobber all fields of va_list for __builtin_va_start.
1803 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1806 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1807 loop latch destination.
1809 2016-05-06 Martin Liska <mliska@suse.cz>
1811 * tree-ssa-uninit.c: Apply manual changes
1812 to the GNU coding style.
1813 (prune_uninit_phi_opnds): Rename from
1814 prune_uninit_phi_opnds_in_unrealizable_paths.
1816 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1818 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1819 mspace): Remove deprecated options.
1820 * doc/invoke.texi (SH options): Remove -mspace.
1822 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1824 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1826 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1828 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1829 corresponding combine split pattern.
1831 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1834 * config/sh/predicates.md (long_displacement_mem_operand): New.
1835 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1836 Add movi20, movi20s alternatives. Adjust length attribute for
1838 (movsi_ie): Allow for any FPU. Adjust length attribute for
1840 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1841 attribute for alternatives.
1842 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1843 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1844 length attribute for alternatives.
1846 2016-05-06 Richard Biener <rguenther@suse.de>
1848 PR tree-optimization/70960
1849 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1851 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1854 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1855 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1857 2016-05-06 Marek Polacek <polacek@redhat.com>
1860 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1862 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1865 * config/sh/sh.md (*rotcr): Add another variant.
1867 2016-05-06 Richard Biener <rguenther@suse.de>
1870 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1872 2016-05-06 Richard Biener <rguenther@suse.de>
1875 * fold-const.c (split_tree): Always convert to the original type
1878 2016-05-06 Richard Biener <rguenther@suse.de>
1880 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1881 (fwprop_addr): Likewise.
1883 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1888 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1889 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1890 the splitter condition.
1891 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1892 the splitter condition.
1893 (FP float_extend load splitter): Ditto.
1895 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1898 to REGNO in all peephole2 patterns.
1899 (post-reload splitters): Change true_regnum to REGNO in
1900 post-reload splitters.
1901 (zero_extend splitters): Use general_reg_operand and
1902 nonimmediate_gr_operand predicates.
1904 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1906 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1907 v constraint instead of x.
1909 2016-05-05 Alan Modra <amodra@gmail.com>
1912 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1913 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1914 TARGET_NO_FP_IN_TOC for -mrelocatable.
1915 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1916 TARGET_RELOCATABLE test.
1917 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1918 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1919 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1920 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1921 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1922 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1923 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1924 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1925 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1926 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1928 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1929 (rs6000_stack_info): Likewise.
1930 (rs6000_elf_asm_out_constructor): Likewise.
1931 (rs6000_elf_asm_out_destructor): Likewise.
1932 (rs6000_elf_declare_function_name): Likewise.
1933 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1934 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1937 2016-05-05 Alan Modra <amodra@gmail.com>
1939 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1941 2016-05-05 Alan Modra <amodra@gmail.com>
1943 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1944 out-of-line gpr restore for one or two regs if that would add
1947 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1950 * config/i386/i386.md
1951 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1952 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1953 as operand 0 predicate.
1954 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1956 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1957 Ditto. Emit the pattern using RTX.
1959 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1960 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1961 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1962 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1964 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1965 sse_reg_operand as operand 0 predicate.
1967 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1968 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1969 instead of gen_rtx_REG.
1970 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1973 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1975 * function.c (emit_use_return_register_into_block): Delete.
1976 (gen_return_pattern): Delete.
1977 (emit_return_into_block): Delete.
1978 (active_insn_between): Delete.
1979 (convert_jumps_to_returns): Delete.
1980 (emit_return_for_exit): Delete.
1981 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1982 simple_return for shrink-wrapped blocks.
1983 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1984 end of blocks that need one.
1985 (get_unconverted_simple_return): Delete.
1986 (convert_to_simple_return): Delete.
1987 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1988 (convert_to_simple_return): Ditto.
1990 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1992 * cfgcleanup.c (bb_is_just_return): New function.
1993 (try_optimize_cfg): Simplify jumps to return, branches to return,
1994 and branches around return.
1996 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1998 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2001 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2005 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2006 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2007 assert flags & OEP_HASH_CHECK, instead of asserting it
2008 never happens. Handle TARGET_EXPR.
2009 * fold-const.c (operand_equal_p): For hash verification,
2010 or in OEP_HASH_CHECK into flags.
2012 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2014 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2016 (compute_samebase_partition_bases): Fix typo.
2018 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2020 * config/i386/sse.md (vec_interleave_highv8sf,
2021 vec_interleave_lowv8sf, vec_interleave_highv4df,
2022 vec_interleave_lowv4df): Remove constraints from expanders.
2024 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
2026 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2028 * tree-inline.c (expand_call_inline): Fix path dealing with
2029 making lhs of call statement undefined.
2031 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
2033 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
2034 Check availability on NODE, too.
2035 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
2036 (cgraph_node::call_for_symbol_and_aliases): Likewise.
2037 (varpool_node::call_for_symbol_and_aliase): Likewise.
2038 * ipa-pure-const.c (add_new_function): Analyze all bodies.
2039 (propagate_pure_const): Propagate across interposable functions, too.
2040 (skip_function_for_local_pure_const): Do not skip interposable bodies
2042 (pass_local_pure_const::execute): Update.
2044 2016-05-04 Marek Polacek <polacek@redhat.com>
2046 * doc/invoke.texi: Document -Wdangling-else.
2048 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2050 * config.gcc: Error out when conflicting multilib is detected. Do not
2051 loop over multilibs since no combination is legal.
2053 2016-05-04 Alan Modra <amodra@gmail.com>
2055 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2056 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2057 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2060 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2062 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2063 Clean up p5600 comments.
2065 2016-05-04 Richard Biener <rguenther@suse.de>
2067 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2068 constructor simplifications.
2069 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2071 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2073 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2074 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2075 result.set_rtx is null instead of aborting.
2076 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2078 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2079 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2080 *mov<mode>_store_postinc): New patterns.
2082 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2084 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2085 as commutative. Check both conversions are NOP.
2086 ((A & B) OP (C & B)): Remove.
2088 2016-05-04 Alan Modra <amodra@gmail.com>
2090 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2092 2016-05-04 Alan Modra <amodra@gmail.com>
2095 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2096 when cr2,3,4 are all fixed regs.
2098 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2100 PR rtl-optimization/57193
2101 * opts.c (default_options_table): Revert OPT_frename_registers change.
2102 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2104 2016-05-03 Martin Sebor <msebor@redhat.com>
2107 * builtins.c (fold_builtin_FILE): New function.
2108 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2109 (fold_builtin_0): Call them.
2110 * gimplify.c (gimplify_call_expr): Remove the handling of
2111 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2114 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2115 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2119 * doc/extend.texi (Function Names as Strings): Update __func__,
2120 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2123 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2124 Richard Biener <rguenther@suse.de>
2126 PR tree-optimization/70916
2127 * tree-if-conv.c: Include cfganal.h.
2128 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2129 and remove_fake_exit_edges around the optimization pass.
2131 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2133 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2134 (cgraph_edge::make_direct): Likewise.
2135 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2136 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2137 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2138 (CIF_THUNK): New code.
2139 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2140 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2141 (compute_inline_parameters): Set inline_failed for thunks.
2142 (inline_analyze_function): Cleanup.
2143 * ipa-inline.c (can_inline_edge_p): Do not deal with
2144 call_stmt_cannot_inline_p.
2145 (can_early_inline_edge_p): Likewise.
2146 (early_inliner): Initialize inline_failed.
2147 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2149 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2151 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2152 from nonimm_ssenomem_operand.
2153 (nonimm_ssenomem_operand): New predicate.
2154 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2155 as operand 0 predicate.
2156 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2157 Disable unsupported alternatives using "enabled" attribute.
2158 Use register_ssemem_operand as operand 0 predicate.
2159 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2161 2016-05-03 Marek Polacek <polacek@redhat.com>
2164 * input.c (expansion_point_location): New function.
2165 * input.h (expansion_point_location): Declare.
2167 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2169 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2170 occurence with frame_offset_ ones.
2172 2016-05-03 Alan Modra <amodra@gmail.com>
2174 PR rtl-optimization/70890
2175 * ira.c (combine_and_move_insns): When moving def_insn, remove
2178 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2180 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2181 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2182 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2183 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2185 2016-05-03 Alan Modra <amodra@gmail.com>
2187 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2188 for SAVE_MULTIPLE/STORE_MULTIPLE.
2190 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2192 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2193 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2195 2016-05-03 Richard Biener <rguenther@suse.de>
2197 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2199 (gimplify_arg): Likewise.
2200 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2201 re-writing the result to a decl if required.
2202 (internal_get_tmp_var): Add allow_ssa parameter
2203 and override into_ssa with it.
2204 (get_formal_tmp_var): Adjust.
2205 (get_initialized_tmp_var): Add allow_ssa parameter.
2206 (gimplify_arg): Add allow_ssa parameter and avoid generating
2207 SSA names for the result false.
2208 (gimplify_call_expr): If the call may return twice do not
2209 gimplify parameters into SSA.
2210 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2211 (gimplify_modify_expr): Adjust assert. For noreturn calls
2212 with a SSA name LHS adjust its def.
2213 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2214 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2215 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2216 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2217 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2218 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2219 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2220 (optimize_target_teams): Do not allow SSA names for clause operands.
2221 (gimplify_expr): Likewise for where we mark the result addressable.
2222 * passes.def (pass_init_datastructures): Remove.
2223 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2224 (rewrite_stmt): Likewise.
2225 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2226 (replace_locals_op): Replace SSA names.
2227 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2228 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2229 * cgraph.c (release_function_body): Free CFG annotations only
2230 when we have a CFG. Simplify.
2231 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2232 force_gimple_operand instead of get_initialized_tmp_var.
2233 * tree-pass.h (make_pass_init_datastructures): Remove.
2234 * tree-ssa.c (execute_init_datastructures): Remove.
2235 (pass_data_init_datastructures): Likewise.
2236 (class pass_init_datastructures): Likewise.
2237 (make_pass_init_datastructures): Likewise.
2238 * omp-low.c (create_omp_child_function): Init SSA data structures.
2239 (grid_expand_target_grid_body): Likewise.
2240 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2241 name before adding it to names_to_release.
2242 (remove_bb): Always release SSA defs.
2243 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2244 before dereferencing it.
2245 * cgraphunit.c (init_lowered_empty_function): Always
2246 int SSA data structures.
2247 * tree-ssanames.c (release_defs): Remove assert that we are in
2249 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2251 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2252 Uros Bizjak <ubizjak@gmail.com>
2254 PR rtl-optimization/70467
2255 * config/i386/predicates.md (x86_64_hilo_int_operand,
2256 x86_64_hilo_general_operand): New predicates.
2257 * config/i386/constraints.md (Wd): New constraint.
2258 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2259 (general_hilo_operand): New mode attr.
2260 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2261 instead of <general_operand>.
2262 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2263 x86_64_hilo_general_operand instead of <general_operand>.
2265 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2267 PR tree-optimization/70916
2268 * tree-if-conv.c (constant_or_ssa_name): Removed.
2269 (fold_build_cond_expr): Use is_gimple_val instead of
2270 constant_or_ssa_name.
2272 PR tree-optimization/70916
2273 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2274 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2277 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2278 (optimize_atomic_bit_test_and): New function.
2279 (pass_fold_builtins::execute): Use it.
2280 * optabs.def (atomic_bit_test_and_set_optab,
2281 atomic_bit_test_and_complement_optab,
2282 atomic_bit_test_and_reset_optab): New optabs.
2283 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2284 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2285 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2286 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2287 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2288 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2289 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2290 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2291 atomic_bit_test_and_complement@var{mode},
2292 atomic_bit_test_and_reset@var{mode}): Document.
2293 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2294 atomic_bit_test_and_complement<mode>,
2295 atomic_bit_test_and_reset<mode>): New expanders.
2296 (atomic_bit_test_and_set<mode>_1,
2297 atomic_bit_test_and_complement<mode>_1,
2298 atomic_bit_test_and_reset<mode>_1): New insns.
2300 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2302 PR rtl-optimization/70687
2303 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2304 instead of unsigned HOST_WIDE_INT.
2306 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2308 PR rtl-optimization/44281
2309 * hard-reg-set.h (struct target_hard_regs): New field
2310 x_fixed_nonglobal_reg_set.
2311 (fixed_nonglobal_reg_set): New macro.
2312 * reginfo.c (init_reg_sets_1): Initialize it.
2313 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2315 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2317 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2319 PR tree-optimization/56541
2320 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2321 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2322 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2323 (any_complicated_phi): new static variable.
2324 (aggressive_if_conv): delete.
2325 (if_convertible_phi_p): support phis with more than two arguments.
2326 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2327 critical pred edges.
2328 (ifcvt_split_critical_edges): support phis with more than two
2329 arguments by checking new parameter. only split critical edges
2331 (tree_if_conversion): handle simd pragma marked loop using new
2332 local variable aggressive_if_conv. check any_complicated_phi.
2334 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2336 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2339 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2341 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2344 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2346 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2347 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2348 define_insn_and_split.
2349 (mulsi3_i): New define_insn_and_split.
2350 (mulsi3_call): Convert to define_insn.
2351 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2354 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2356 * machmode.h (mode_complex): Add support to give the complex mode
2358 (GET_MODE_COMPLEX_MODE): Likewise.
2359 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2360 stored by build_complex_type and gfc_build_complex_type instead of
2361 trying to figure out the appropriate mode based on the size. Raise
2362 an assertion error, if the type was not set.
2363 * genmodes.c (struct mode_data): Add field for the complex type of
2365 (blank_mode): Likewise.
2366 (make_complex_modes): Remember the complex mode created in the
2368 (emit_mode_complex): Write out the mode_complex array to map a
2369 type mode to the complex version.
2370 (emit_insn_modes_c): Likewise.
2371 * tree.c (build_complex_type): Set the complex type to use before
2372 calling layout_type.
2373 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2374 support for __float128 complex datatypes.
2375 (rs6000_hard_regno_mode_ok): Likewise.
2376 (rs6000_setup_reg_addr_masks): Likewise.
2377 (rs6000_complex_function_value): Likewise.
2378 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2379 __float128 and __ibm128 complex.
2380 (FLOAT128_IBM_P): Likewise.
2381 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2382 * doc/extend.texi (Additional Floating Types): Document that
2383 -mfloat128 must be used to enable __float128. Document complex
2384 __float128 and __ibm128 support.
2386 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2389 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2390 char/short arguments promoted to int because of promote_prototypes.
2392 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2394 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2395 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2396 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2397 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2398 alternatives using "enabled" attribute. Use register_ssemem_operand
2399 as operand 1 predicate.
2400 (*cmpi<unord>xf_i387): Split XFmode pattern from
2401 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2402 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2403 *absneg<mode>2_i387. Disable unsupported alternatives using
2404 "enabled" attribute.
2405 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2407 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2409 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2411 (oacc_loop_process): Check mask for loop termination.
2413 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2415 * cif-code.def (CIF_THUNK): Add.
2416 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2419 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2421 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2422 (dump_inline_summary): Dump it.
2423 (fp_expression_p): New predicate.
2424 (estimate_function_body_sizes): Use it.
2425 (inline_merge_summary): Merge fp_expressions.
2426 (inline_read_section): Read fp_expressions.
2427 (inline_write_summary): Write fp_expressions.
2428 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2429 codegen boundary if either caller or callee is !fp_expressions.
2430 * ipa-inline.h (inline_summary): Add fp_expressions.
2431 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2432 to fp_expressions be sure the fp generation flags are updated.
2434 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2436 PR rtl-optimization/70467
2437 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2439 PR rtl-optimization/70467
2440 * ipa-pure-const.c (check_call): Handle internal calls even in
2441 ipa mode like in local mode.
2443 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2445 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2447 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2449 * match.pd (X u< X, X u> X): New transformations.
2451 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2453 * flag-types.h (enum warn_strict_overflow_code): Move ...
2454 * coretypes.h: ... here.
2455 * fold-const.h (fold_overflow_warning): Declare.
2456 * fold-const.c (fold_overflow_warning): Make non-static.
2457 (fold_comparison): Move the transformation of X +- C1 CMP C2
2458 into X CMP C2 -+ C1 ...
2459 * match.pd: ... here.
2460 * gimple-fold.c (fold_stmt_1): Protect with
2461 fold_defer_overflow_warnings.
2463 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2465 * omp-low.c (struct oacc_loop): Add 'inner' field.
2466 (new_oacc_loop_raw): Initialize it to zero.
2467 (oacc_loop_fixed_partitions): Initialize it.
2468 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2469 available partitioning.
2471 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2473 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2475 (umulsidi3): Likewise.
2476 (indirect_jump): Fix jump instruction assembly patterns.
2478 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2481 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2482 (nvptx_function_value): Assert non-NULL cfun.
2484 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2486 PR rtl-optimization/70886
2487 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2489 * cselib.h (rtx_equal_for_cselib_1): Declare.
2490 (rtx_equal_for_cselib_p: New inline function.
2491 * cselib.c (rtx_equal_for_cselib_p): Delete.
2492 (rtx_equal_for_cselib_1): Make public.
2494 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2496 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2497 (register_mixssei387nonimm_operand): Remove predicate.
2498 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2499 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2500 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2501 for TARGET_MIX_SSE_I387 alternatives.
2502 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2503 Disable unsupported alternatives using "enabled" attribute. Use
2504 nonimm_ssenomem_operand as operand 1 predicate. Also check
2505 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2507 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2509 * tree.c (cst_and_fits_in_hwi): Simplify.
2511 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2513 * tree.h (wi::to_wide): New function.
2514 * expr.c (expand_expr_real_1): Use wi::to_wide.
2515 * fold-const.c (int_const_binop_1): Likewise.
2516 (extract_muldiv_1): Likewise.
2518 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2520 * wide-int.h: Update offset_int and widest_int documentation.
2521 (WI_SIGNED_SHIFT_RESULT): New macro.
2522 (wi::binary_shift): Define signed_shift_result_type for
2523 shifts on offset_int- and widest_int-like types.
2524 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2525 * tree.h (int_bit_position): Use shift operators instead of wi::
2527 * alias.c (adjust_offset_for_component_ref): Likewise.
2528 * expr.c (get_inner_reference): Likewise.
2529 * fold-const.c (fold_comparison): Likewise.
2530 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2531 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2532 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2533 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2534 (stmt_kills_ref_p): Likewise.
2535 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2536 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2537 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2538 (ao_ref_init_from_vn_reference): Likewise.
2540 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2542 * wide-int.h: Update offset_int and widest_int documentation.
2543 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2544 (wi::binary_traits): Allow ordered comparisons between offset_int and
2545 offset_int, between widest_int and widest_int, and between either
2546 of these types and basic C types.
2547 (operator <, <=, >, >=): Define for the same combinations.
2548 * tree.h (tree_int_cst_lt): Use comparison operators instead
2549 of wi:: comparisons.
2550 (tree_int_cst_le): Likewise.
2551 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2552 (fold_nonarray_ctor_reference): Likewise.
2553 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2554 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2555 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2556 * tree-sra.c (completely_scalarize): Likewise.
2557 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2558 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2559 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2560 (check_for_binary_op_overflow): Likewise.
2561 (search_for_addr_array): Likewise.
2562 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2564 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2566 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2567 (arc_save_restore): Likewise.
2568 (arc_dwarf_register_span): Likewise.
2569 (arc_output_pic_addr_const): Initialize suffix variable.
2571 2016-05-02 Martin Liska <mliska@suse.cz>
2573 * symbol-summary.h (function_summary::function_summary):
2574 Remove checking assert for all cgraph nodes.
2575 (function_summary::get): Check summary_uid.
2576 (symtab_insertion): Check summary_uid.
2578 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2580 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2581 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2583 (arc_dwarf_register_span): Remove enum keyword.
2584 (compact_memory_operand_p): New function.
2585 * config/arc/arc.h (reg_class): Add code density register classes.
2586 (REG_CLASS_NAMES): Likewise.
2587 (REG_CLASS_CONTENTS): Likewise.
2588 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2589 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2590 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2591 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2592 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2594 (h, Rcd, Rsd, Rzd): New register constraints.
2595 (T): Use compact_memory_operand_p function.
2596 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2598 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2600 * config/sh/sh.md (*negnegt, *movtt): Remove.
2602 2016-05-02 Marek Polacek <polacek@redhat.com>
2603 Tom de Vries <tom@codesourcery.com>
2605 PR tree-optimization/70700
2606 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2607 bigger than FIRST_REF_NODE.
2609 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2612 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2614 (prepare_cbranch_operands): Don't use scratch register. Assume that
2615 function is used when pseudos can be created.
2616 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2617 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2618 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2619 define_expand. Allow it only when pseudos can be created.
2620 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2622 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2624 * config/i386/constraints.md (BC): Only allow -1 operands.
2625 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2626 Add "enabled" attribute. Update XI mode attribute calculation.
2627 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2628 (*movoi_internal_avx): Update XI mode attribute calculation.
2629 (*movti_internal): Ditto.
2631 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2633 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2634 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2636 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2638 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2639 statement on instruction code. Remove trailing spaces.
2640 (altivec_expand_stv_builtin): Likewise.
2642 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2644 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2645 (TARGET_FPU_DOUBLE): Simplify.
2646 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2647 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2648 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2649 with 'TARGET_FPU_DOUBLE'.
2650 * config/sh/sh.md: Likewise.
2652 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2654 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2655 SH_DIV_STR_FOR_SIZE): Remove.
2656 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2657 SH_DIV_STR_FOR_SIZE): Remove.
2659 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2661 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2662 logical_reg_operand): Delete.
2663 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2664 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2665 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2666 match_operand and match_test.
2667 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2668 variables on their first use. Return bool values.
2669 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2670 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2671 arith_reg_operand for input operand. Remove empty constraints.
2673 (*xorsi3_compact): Rename to xorsi3.
2674 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2675 (*zero_extend<mode>si2_disp_mem): Update comment.
2678 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2680 * config/sh/t-sh: Remove SH5 support.
2681 * config.gcc: Likewise.
2682 * configure: Likewise.
2684 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2686 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2688 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2690 * config/sh/sh.c (register_sh_passes, sh_option_override,
2691 sh_print_operand, prepare_move_operands,
2692 sh_can_follow_jump): Remove TARGET_SH1 checks.
2693 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2694 PROMOTE_MODE): Likewise.
2695 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2698 2016-04-30 Alan Modra <amodra@gmail.com>
2700 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2701 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2702 Check for user regs later to avoid unnecessary looping over regs.
2703 Merge user reg check with non-saved reg check. Don't force
2704 inline VR restore when static chain used.
2705 (rs6000_frame_related): Omit eh_frame info for user regs when
2707 (fixed_regs_p): Delete.
2709 2016-04-30 Alan Modra <amodra@gmail.com>
2711 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2712 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2715 2016-04-30 Alan Modra <amodra@gmail.com>
2718 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2719 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2722 2016-04-30 Alan Modra <amodra@gmail.com>
2724 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2725 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2726 flag_pic test for Darwin.
2728 2016-04-30 Alan Modra <amodra@gmail.com>
2730 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2731 throw_calls_crossed.
2732 (REG_FREQ_CALLS_CROSSED): Delete.
2733 (REG_N_THROWING_CALLS_CROSSED): Delete.
2734 * regstat.c (regstat_bb_compute_ri): Don't calculate
2735 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2736 (dump_reg_info): Don't print call cross frequency.
2737 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2738 and REG_N_THROWING_CALLS_CROSSED.
2740 2016-04-30 Alan Modra <amodra@gmail.com>
2742 * regs.h (struct reg_info_t): Delete live_length.
2743 (REG_LIVE_LENGTH): Delete macro.
2744 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2745 local_live, local_processed and local_live_last_luid params.
2746 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2748 (regstat_compute_ri): Adjust for above. Don't set
2750 (dump_reg_info): Don't print live length.
2751 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2752 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2753 Localize loop_depth var.
2755 2016-04-30 Alan Modra <amodra@gmail.com>
2757 * ira.c (enum valid_equiv): New.
2758 (validate_equiv_mem): Return enum.
2759 (update_equiv_mem): Create replacement in more cases.
2760 (add_store_equivs): Update validate_equiv_mem call.
2762 2016-04-30 Alan Modra <amodra@gmail.com>
2764 * ira.c (combine_and_move_insns): Rather than scanning insns,
2765 use DF infrastucture to find use and def insns.
2767 2016-04-30 Alan Modra <amodra@gmail.com>
2769 ira.c (combine_and_move_insns): Move invariant conditions..
2770 (ira.c): ..to here. Call combine_and_move_insns before
2771 add_store_equivs. Call grow_reg_equivs later. Allocate
2772 req_equiv later using max_reg_num() rather than global max_regno.
2773 (contains_replace_regs): Delete.
2774 (add_store_equivs): Remove contains_replace_regs test.
2776 2016-04-30 Alan Modra <amodra@gmail.com>
2778 * ira.c (struct equiv_mem_data): New.
2779 (equiv_mem, equiv_mem_modified): Delete static vars.
2780 (validate_equiv_mem_from_store): Use "data" param to communicate..
2781 (validate_equiv_mem): ..from here.
2783 2016-04-30 Alan Modra <amodra@gmail.com>
2785 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2787 (update_reg_equivs): ..here. Move allocation and freeing of
2788 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2789 end_alias_analysis to..
2792 2016-04-30 Alan Modra <amodra@gmail.com>
2794 * ira.c (pdx_subregs): Delete.
2795 (struct equivalence): Add pdx_subregs field.
2796 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2798 (update_equiv_regs): Don't create or free pdx_subregs. Update
2801 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2803 * config/rs6000/altivec.h: Change definitions of vec_xl and
2805 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2806 (LD_ELEMREV_V2DI): New.
2807 (LD_ELEMREV_V4SF): New.
2808 (LD_ELEMREV_V4SI): New.
2809 (LD_ELEMREV_V8HI): New.
2810 (LD_ELEMREV_V16QI): New.
2811 (ST_ELEMREV_V2DF): New.
2812 (ST_ELEMREV_V2DI): New.
2813 (ST_ELEMREV_V4SF): New.
2814 (ST_ELEMREV_V4SI): New.
2815 (ST_ELEMREV_V8HI): New.
2816 (ST_ELEMREV_V16QI): New.
2819 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2820 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2821 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2822 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2823 (altivec_expand_builtin): Add handling for
2824 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2825 (rs6000_invalid_builtin): Add error-checking for
2826 RS6000_BTM_P9_VECTOR.
2827 (altivec_init_builtins): Define builtins used to implement vec_xl
2829 (rs6000_builtin_mask_names): Define power9-vector.
2830 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2831 (RS6000_BTM_P9_VECTOR): Define.
2832 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2833 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2834 (vsx_ld_elemrev_v2df): Likewise.
2835 (vsx_ld_elemrev_v4sf): Likewise.
2836 (vsx_ld_elemrev_v4si): Likewise.
2837 (vsx_ld_elemrev_v8hi): Likewise.
2838 (vsx_ld_elemrev_v16qi): Likewise.
2839 (vsx_st_elemrev_v2df): Likewise.
2840 (vsx_st_elemrev_v2di): Likewise.
2841 (vsx_st_elemrev_v4sf): Likewise.
2842 (vsx_st_elemrev_v4si): Likewise.
2843 (vsx_st_elemrev_v8hi): Likewise.
2844 (vsx_st_elemrev_v16qi): Likewise.
2845 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2848 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2850 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2852 (simplify_control_stmt_condition_1): ... here. Recurse into
2853 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2855 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2858 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2859 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2860 define_insn_and_split to define_insn.
2861 (zero_extendqi<mode>2_dot2): Same.
2862 (extendqi<mode>2_dot): Same.
2863 (extendqi<mode>2_dot2): Same.
2865 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2868 (probe_stack): New expander.
2869 (probe_stack_<mode>): New insn pattern.
2871 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2873 * config/i386/i386.md
2874 (operations with memory inputs setting flags peephole2):
2875 Remove uneeded REG_P checks. Cleanup pattern generation.
2877 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2879 * tree-vect-loop.c (vect_transform_loop): Fix
2880 nb_iterations_upper_bound computation for vectorized loop.
2882 2016-04-29 Marek Polacek <polacek@redhat.com>
2883 Jakub Jelinek <jakub@redhat.com>
2886 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2887 TARGET_EXPR_SLOT as a base.
2889 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2891 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2892 with 'rCm2' constraints to limit possible immediate size.
2893 (*load_zeroextendqisi_update): Likewise.
2894 (*load_signextendqisi_update): Likewise.
2895 (*loadhi_update): Likewise.
2896 (*load_zeroextendhisi_update): Likewise.
2897 (*load_signextendhisi_update): Likewise.
2898 (*loadsi_update): Likewise.
2899 (*loadsf_update): Likewise.
2901 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/predicates.md (constm1_operand): Fix comparison.
2905 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2907 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2909 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2911 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2912 remaining SH5 related settings.
2913 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2914 shmedia_prepare_call_address): Delete.
2915 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2916 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2917 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2918 UNSUPPORTED_SH2A): Remove m5 checks.
2919 (sh_divide_strategy_e): Remove SH5 division strategies.
2920 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2921 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2923 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2925 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2927 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2929 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2930 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2932 * config/s390/vector.md ("mov<mode>"): Likewise.
2934 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2936 * config/s390/constraints.md ("U", "W"): Invoke
2937 s390_mem_constraint with "ZR" and "ZT".
2938 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2939 addresses when using LRA. Accept also short displacements for S
2940 and T constraints. Do not check for long displacement target for
2941 S and T constraints.
2942 (s390_mem_constraint): Remove handling of U and W constraints.
2943 * config/s390/s390.md (various patterns): Remove the short
2944 displacement constraints (Q and R) if a long displacement
2945 constraint is present. Add longdisp as required CPU capability.
2946 * config/s390/vector.md: Likewise.
2947 * config/s390/vx-builtins.md: Likewise.
2949 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2952 * reload1.c (reload): Call finish_spills before
2953 restarting reload loop. Skip select_reload_regs
2954 if update_eliminables_and_spill returns true.
2956 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2958 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2959 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2960 (umulhisi3_imm): Update predicates and constraint letters.
2961 (umulhisi3_reg): Declare instruction as commutative.
2962 * config/arc/constraints.md (J12, J16): New constraints.
2963 * config/arc/predicates.md (short_unsigned_const_operand): New
2965 (arc_short_operand): Likewise.
2966 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2968 2016-04-29 Richard Biener <rguenther@suse.de>
2970 PR tree-optimization/13962
2971 PR tree-optimization/65686
2972 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2973 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2974 using PTA to compare pointers.
2975 * match.pd: Add pattern for pointer equality compare simplification
2976 using ptrs_compare_unequal.
2978 2016-04-29 Richard Biener <rguenther@suse.de>
2980 * stor-layout.c (layout_type): Do not build a pointer-to-element
2983 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2986 Use SWI mode iterator. Use general_reg_operand predicate.
2987 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2988 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2991 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2994 * fold-const.c (operand_equal_p): Don't verify hash value equality
2996 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2999 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3002 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3003 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3004 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3005 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3006 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3008 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3010 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3011 to info. Don't initialize separate fields to 0. Clean up
3014 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (peephole2s for operations with memory inputs):
3017 Use SWI mode iterator.
3018 (peephole2s for operations with memory outputs): Ditto.
3019 Do not check for stack checking probe.
3021 (probe_stack): Remove expander.
3023 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3024 Andrew Burgess <andrew.burgess@embecosm.com>
3026 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
3027 operands as 32-bits.
3029 2016-04-28 Jason Merrill <jason@redhat.com>
3031 * gdbinit.in: Skip line-map.h.
3033 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3034 Andrew Burgess <andrew.burgess@embecosm.com>
3036 * config/arc/arc.c (arc_conditional_register_usage): Take
3037 TARGET_RRQ_CLASS into account.
3038 (arc_print_operand): Support printing 'p' and 's' operands.
3039 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
3041 (TARGET_RRQ_CLASS): Define.
3042 (IS_POWEROF2_OR_0_P): Define.
3043 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
3045 (*tst_movb): New define_insn.
3046 (*tst): Avoid recognition if it could prevent '*tst_movb'
3047 combination; replace c/CnL with c/Chs alternative.
3048 (*tst_bitfield_tst): New define_insn.
3049 (*tst_bitfield_asr): New define_insn.
3050 (*tst_bitfield): New define_insn.
3051 (andsi3_i): Add Rrq variant.
3052 (extzv): New define_expand.
3053 (insv): New define_expand.
3054 (*insv_i): New define_insn.
3055 (*movb): New define_insn.
3056 (*movb_signed): New define_insn.
3057 (*movb_high): New define_insn.
3058 (*movb_high_signed): New define_insn.
3059 (*movb_high_signed + 1): New define_split pattern.
3060 (*mrgb): New define_insn.
3061 (*mrgb + 1): New define_peephole2 pattern.
3062 (*mrgb + 2): New define_peephole2 pattern.
3063 * config/arc/arc.opt (mbitops): New option for nps400, uses
3064 TARGET_NPS_BITOPS_DEFAULT.
3065 * config/arc/constraints.md (q): Make register class conditional.
3066 (Rrq): New register constraint.
3067 (Chs): New constraint.
3068 (Clo): New constraint.
3069 (Chi): New constraint.
3070 (Cbf): New constraint.
3071 (Cbn): New constraint.
3072 (C18): New constraint.
3073 (Cbi): New constraint.
3075 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3077 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3079 (bitmap_intersection_of_preds): Ditto.
3080 (bitmap_union_of_succs): Ditto.
3081 (bitmap_union_of_preds): Ditto.
3082 * sbitmap.c (do_popcount): Delete.
3083 (BITMAP_DEBUGGING): Delete.
3084 (sbitmap_verify_popcount): Delete.
3085 (sbitmap_alloc): Don't initialize the popcount field.
3086 (sbitmap_alloc_with_popcount): Delete.
3087 (sbitmap_resize): Don't resize the popcount array.
3088 (sbitmap_vector_alloc): Don't initialize the popcount field.
3089 (bitmap_copy): Don't copy the popcount array.
3090 (bitmap_clear): Don't clear the popcount array.
3091 (bitmap_clear): Delete the popcount array handling.
3092 (bitmap_ior_and_compl): Delete the popcount assert.
3093 (bitmap_not): Ditto.
3094 (bitmap_and_compl): Ditto.
3095 (bitmap_and): Delete the popcount array handling.
3096 (bitmap_xor): Ditto.
3097 (bitmap_ior): Ditto.
3098 (bitmap_or_and): Delete the popcount assert.
3099 (bitmap_and_or): Ditto.
3100 (popcount_table): Delete.
3101 (sbitmap_elt_popcount): Delete.
3102 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3103 (bitmap_set_bit): Delete the popcount assert.
3104 (bitmap_clear_bit): Ditto.
3105 (sbitmap_free): Don't free the popcount array.
3106 (sbitmap_alloc_with_popcount): Delete declaration.
3107 (sbitmap_popcount): Ditto.
3109 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3110 Andrew Burgess <andrew.burgess@embecosm.com>
3112 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3113 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3114 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3115 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3116 * config/arc/arc.opt (mcmem): New option.
3117 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3118 supply length for r/m alternative.
3119 (*extendqisi2_ac): Likewise.
3120 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3122 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3123 (movhi_insn): Likewise.
3124 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3125 (*zero_extendqihi2_i): Add r/Ucm alternative.
3126 (*zero_extendqisi2_ac): Likewise.
3127 (*zero_extendhisi2_i): Likewise.
3128 * config/arc/constraints.md (Uex): New memory constraint.
3129 (Ucm): New define_constraint.
3130 * config/arc/predicates.md (long_immediate_loadstore_operand):
3131 Return 0 for MEM with cmem_address address.
3132 (cmem_address_0): New predicates.
3133 (cmem_address_1): Likewise.
3134 (cmem_address_2): Likewise.
3135 (cmem_address): Likewise.
3137 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3139 * config/rs6000/rs6000.c (machine_function): Rename
3140 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3141 (rs6000_stack_info): Adjust.
3143 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3144 Andrew Burgess <andrew.burgess@embecosm.com>
3146 * config/arc/constraints.md (Usd): Convert to define_constraint.
3150 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3153 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3154 Add new peephole2 where the first insn is *mov<mode>_or instead of
3155 *mov<mode>_internal.
3157 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3159 * tracer.c (bb_seen): Make static.
3161 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3163 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3164 support, setup defaults.
3165 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3166 * config/arc/arc.c (arc_init): Add NPS400 support.
3167 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3168 (TARGET_ARC700): NPS400 is also an ARC700.
3169 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3171 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3174 * config/nds32/nds32.md (casesi): Don't access the operands array
3177 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3179 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3180 (or $-1,reg peephole2): Ditto.
3181 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3183 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3185 * doc/extend.texi (Common Function Attributes) [optimize]:
3186 Discourage use of the optimize attribute.
3188 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3190 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3191 special case builtin.
3192 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3193 ALTIVEC_BUILTIN_VEC_ADDE.
3194 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3195 support for ALTIVEC_BUILTIN_VEC_ADDE.
3196 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3197 for __builtin_vec_adde.
3199 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3201 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3202 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3204 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3207 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3208 attributes): Document cilkplus_runtime.
3210 2016-04-28 Martin Jambor <mjambor@suse.cz>
3212 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3213 this function. Call verify_expr on MEM_REFs and bases of other
3216 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3218 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3219 for WORD_REGISTER_OPERATIONS to runtime check.
3221 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3223 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3225 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3227 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3228 big-endian compilation.
3229 * config/arc/arc.md (addf3): Likewise.
3233 2016-04-28 Richard Biener <rguenther@suse.de>
3235 PR tree-optimization/70840
3236 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3237 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3238 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3239 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3241 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3243 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3244 and explain why in a comment.
3246 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3248 * config/arc/arc.md (cpu_facility): Add fpx variant.
3249 (subdf3): Prohibit use reverse sub when assist operations option
3251 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3252 instructions only when FPX is enabled.
3253 * testsuite/gcc.target/arc/trsub.c: New test.
3255 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3258 mult_operator when calculating "type" attribute.
3259 (*fop_<mode>_1_i387): Ditto.
3260 (*fop_xf_1_i387): Ditto.
3261 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3262 Use std::swap to swap operands. Use RTL expressions to generate
3265 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3266 Joern Rennecke <joern.rennecke@embecosm.com>
3268 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3270 (emit_pic_move): Remove.
3271 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3272 * config/arc/arc.c (emit_pic_move): Removed.
3273 (TARGET_HAVE_TLS): Define.
3274 (arc_conditional_register_usage): Test for arc_tp_regno.
3275 (arc_print_operand, arc_print_operand_address): Handle TLS
3277 (arc_needs_pcl_p): New function.
3278 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3279 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3280 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3281 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3282 (arc_legitimize_tls_address): Likewise.
3283 (DTPOFF_ZERO_SYM): Define.
3284 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3285 (arc_output_pic_addr_const): Print TLS unspecs.
3286 (prepare_pic_move): New function, replaces emit_pic_move.
3287 (arc_legitimate_constant_p): Handle TLS unspecs.
3288 (arc_legitimate_address_p): Likewise.
3289 (arc_rewrite_small_data_p): Use assert for TLS constants.
3290 (prepare_move_operands): Use prepare_pic_move.
3291 (arc_legitimize_address): Legitimize tls addresses.
3292 (arc_epilogue_uses): Check for arc_tp_regno.
3293 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3294 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3296 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3298 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3299 %(arc_tls_extra_start_spec).
3300 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3301 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3303 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3304 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3305 (UNSPEC_TLS_OFF): Add.
3307 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3308 (get_thread_pointersi): New patterns.
3309 * config/arc/arc.opt (mtp-regno): New option.
3310 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3311 (move_dest_operand): Likewise.
3312 * configure: Regenerate.
3313 * configure.ac: Add arc*-*-* case to test for tls.
3314 * doc/invoke.texi (ARC options): Document mtp-regno.
3316 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3318 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3319 the new ARC HS SIMD instructions.
3320 (arc_preferred_simd_mode): New function.
3321 (arc_autovectorize_vector_sizes): Likewise.
3322 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3323 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3324 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3325 (arc_init_builtins): Add new SIMD builtin types.
3326 (arc_split_move): Handle 64 bit vector moves.
3327 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3328 (TARGET_PLUS_QMACW): Define.
3329 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3330 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3331 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3332 (VSUBADD4H): New builtins.
3333 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3334 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3336 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3337 Matthias Klose <doko@debian.org>
3339 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3341 2016-04-28 Richard Biener <rguenther@suse.de>
3344 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3347 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3349 * common/config/sh/sh-common.c: Remove SH5 support.
3350 * config/sh/constraints.md: Likewise.
3351 * config/sh/config/sh/elf.h: Likewise.
3352 * config/sh/linux.h: Likewise.
3353 * config/sh/netbsd-elf.h: Likewise.
3354 * config/sh/predicates.md: Likewise.
3355 * config/sh/sh-c.c: Likewise.
3356 * config/sh/sh-protos.h: Likewise.
3357 * config/sh/sh.c: Likewise.
3358 * config/sh/sh.h: Likewise.
3359 * config/sh/sh.md: Likewise.
3360 * config/sh/sh.opt: Likewise.
3361 * config/sh/sync.md: Likewise.
3362 * config/sh/sh64.h: Delete.
3363 * config/sh/shmedia.h: Likewise.
3364 * config/sh/shmedia.md: Likewise.
3365 * config/sh/sshmedia.h: Likewise.
3366 * config/sh/t-netbsd-sh5-64: Likewise.
3367 * config/sh/t-sh64: Likewise.
3368 * config/sh/ushmedia.h: Likewise.
3370 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3373 general_reg_operand instead of register_operand predicate.
3375 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3377 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3379 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3381 * match.pd (A - B > A, A + B < A): New transformations.
3383 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3385 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3386 which defaults to true. Emit an outer pair of parentheses only if
3387 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3388 don't emit parentheses for the right-hand operand.
3390 2016-04-27 Jeff Law <law@redhat.com>
3392 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3394 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3396 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3397 (altivec_lvx_<mode>_internal): Document.
3398 (altivec_lvx_<mode>_2op): New define_insn.
3399 (altivec_lvx_<mode>_1op): Likewise.
3400 (altivec_lvx_<mode>_2op_si): Likewise.
3401 (altivec_lvx_<mode>_1op_si): Likewise.
3402 (altivec_stvx_<mode>): Remove.
3403 (altivec_stvx_<mode>_internal): Document.
3404 (altivec_stvx_<mode>_2op): New define_insn.
3405 (altivec_stvx_<mode>_1op): Likewise.
3406 (altivec_stvx_<mode>_2op_si): Likewise.
3407 (altivec_stvx_<mode>_1op_si): Likewise.
3408 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3409 Expand vec_ld and vec_st during parsing.
3410 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3412 (altivec_expand_stvx_be): Likewise.
3413 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3414 address-masking behavior in RTL.
3415 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3416 address-masking behavior in RTL.
3417 (altivec_expand_builtin): Change builtin code arguments for calls
3418 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3419 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3420 presence of lvx/stvx patterns.
3421 (alignment_with_canonical_addr): New function.
3422 (alignment_mask): Likewise.
3423 (find_alignment_op): Likewise.
3424 (recombine_lvx_pattern): Likewise.
3425 (recombine_stvx_pattern): Likewise.
3426 (recombine_lvx_stvx_patterns): Likewise.
3427 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3428 stvx patterns from expand.
3429 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3431 (vector_altivec_store_<mode>): Likewise.
3433 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3435 * config/aarch64/aarch64.md
3436 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3437 remove the "fp" attributes.
3438 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3439 add the "simd" attributes.
3440 (*movdf_aarch64): Likewise.
3441 (*movtf_aarch64): Remove the "fp" attributes.
3442 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3443 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3445 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3447 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3448 rtx to rtx_code_label *.
3449 * rtl.h (maybe_set_first_label_num): Likewise.
3451 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3453 * df-core.c (df_add_problem): Make the problem param be const.
3454 (df_remove_problem): Make local "problem" be const.
3455 * df-problems.c (problem_RD): Make const.
3456 (problem_LR): Likewise.
3457 (problem_LIVE): Likewise.
3458 (problem_MIR): Likewise.
3459 (problem_CHAIN): Likewise.
3460 (problem_WORD_LR): Likewise.
3461 (problem_NOTE): Likewise.
3462 (problem_MD): Likewise.
3463 * df-scan.c (problem_SCAN): Likewise.
3464 * df.h (struct df_problem): Make field "dependent_problem" be
3466 (struct dataflow): Likewise for field "problem".
3467 (df_add_problem): Make param const.
3469 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3472 inter-unit moves to/from vector registers are enabled. Do not disable
3475 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3477 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3478 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3480 (enum df_problem_id): ...this new enum.
3481 (struct df_problem): Convert field "id" from "int" to
3484 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3486 * rtl.def: Update comment for "things in the instruction chain" to
3487 reflect the removal of the leading "i" field for INSN_UID in
3488 r210360. Fix bogus apostrophe.
3490 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3492 * config/i386/i386.md
3493 (lea arith with mem operand + setcc peephole2): Set operator mode.
3495 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3498 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3499 (dimode_scalar_to_vector_candidate_p): This.
3500 (timode_scalar_to_vector_candidate_p): New function.
3501 (scalar_to_vector_candidate_p): Likewise.
3502 (timode_check_non_convertible_regs): Likewise.
3503 (timode_remove_non_convertible_regs): Likewise.
3504 (remove_non_convertible_regs): Likewise.
3505 (remove_non_convertible_regs): Renamed to ...
3506 (dimode_remove_non_convertible_regs): This.
3507 (scalar_chain::~scalar_chain): Make it virtual.
3508 (scalar_chain::compute_convert_gain): Make it pure virtual.
3509 (scalar_chain::mark_dual_mode_def): Likewise.
3510 (scalar_chain::convert_insn): Likewise.
3511 (scalar_chain::convert_registers): Likewise.
3512 (scalar_chain::add_to_queue): Make it protected.
3513 (scalar_chain::emit_conversion_insns): Likewise.
3514 (scalar_chain::replace_with_subreg): Likewise.
3515 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3516 (scalar_chain::convert_op): Likewise.
3517 (scalar_chain::convert_reg): Likewise.
3518 (scalar_chain::make_vector_copies): Likewise.
3519 (scalar_chain::convert_registers): New pure virtual function.
3520 (class dimode_scalar_chain): New class.
3521 (class timode_scalar_chain): Likewise.
3522 (scalar_chain::mark_dual_mode_def): Renamed to ...
3523 (dimode_scalar_chain::mark_dual_mode_def): This.
3524 (timode_scalar_chain::mark_dual_mode_def): New function.
3525 (timode_scalar_chain::convert_insn): Likewise.
3526 (dimode_scalar_chain::convert_registers): Likewise.
3527 (scalar_chain::compute_convert_gain): Renamed to ...
3528 (dimode_scalar_chain::compute_convert_gain): This.
3529 (scalar_chain::replace_with_subreg): Renamed to ...
3530 (dimode_scalar_chain::replace_with_subreg): This.
3531 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3532 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3533 (scalar_chain::make_vector_copies): Renamed to ...
3534 (dimode_scalar_chain::make_vector_copies): This.
3535 (scalar_chain::convert_reg): Renamed to ...
3536 (dimode_scalar_chain::convert_reg ): This.
3537 (scalar_chain::convert_op): Renamed to ...
3538 (dimode_scalar_chain::convert_op): This.
3539 (scalar_chain::convert_insn): Renamed to ...
3540 (dimode_scalar_chain::convert_insn): This.
3541 (scalar_chain::convert): Call convert_registers.
3542 (convert_scalars_to_vector): Change to scalar_chain pointer to
3543 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3544 in 32-bit mode. Delete scalar_chain pointer. Call
3545 free_dominance_info in 64-bit mode.
3546 (pass_stv::gate): Remove TARGET_64BIT check.
3547 (ix86_option_override): Put the 64-bit STV pass before the CSE
3550 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3552 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3553 dw_loc_frame_offset field.
3554 * dwarf2out.c (new_loc_descr): Likewise.
3555 (resolve_args_picking_1): Turn the VISITED hash set into a
3556 FRAME_OFFSET hash map. Use it to associate a frame offset to
3557 visited nodes. Remove uses of the CHECKING_P macro.
3558 (resolve_args_picking): Update call to resolve_args_picking_1.
3560 2016-04-27 Martin Liska <mliska@suse.cz>
3562 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3563 (free_loop_data): Release vuses of groups.
3565 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3567 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3568 instead of redundant use_id and boolean have_use_for.
3569 (struct iv_use): Change sub_id into group_id. Remove field next.
3570 Move fields: related_cands, n_map_members, cost_map and selected
3572 (struct iv_group): ... here. New structure.
3573 (struct iv_common_cand): Use structure declaration directly.
3574 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3575 (MAX_CONSIDERED_USES): Rename macro to ...
3576 (MAX_CONSIDERED_GROUPS): ... here.
3577 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3578 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3579 (dump_uses): Rename to ...
3580 (dump_groups): ... here. Update all uses.
3581 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3582 (find_induction_variables): Refactor format of dump information.
3583 (record_sub_use): Delete.
3584 (record_use): Update all uses.
3585 (record_group): New function.
3586 (record_group_use, find_interesting_uses_op): Call above functions.
3588 (find_interesting_uses_cond): Ditto.
3589 (group_compare_offset): New function.
3590 (split_all_small_groups): Rename to ...
3591 (split_small_address_groups_p): ... here. Update all uses.
3592 (split_address_groups): Update all uses.
3593 (find_interesting_uses): Refactor format of dump information.
3594 (add_candidate_1): Update all uses. Remove redundant check on iv,
3596 (add_candidate, record_common_cand): Remove redundant assert.
3597 (add_iv_candidate_for_biv): Update use.
3598 (add_iv_candidate_derived_from_uses): Update all uses.
3599 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3600 (alloc_use_cost_map): Ditto.
3601 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3602 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3603 (determine_use_iv_cost_generic): Ditto.
3604 (determine_group_iv_cost_generic): Ditto.
3605 (determine_use_iv_cost_address): Ditto.
3606 (determine_group_iv_cost_address): Ditto.
3607 (determine_use_iv_cost_condition): Ditto.
3608 (determine_group_iv_cost_cond): Ditto.
3609 (determine_use_iv_cost): Ditto.
3610 (determine_group_iv_cost): Ditto.
3611 (set_autoinc_for_original_candidates): Update all uses.
3612 (find_iv_candidates): Update all uses. Refactor dump information.
3613 (determine_use_iv_costs): Ditto.
3614 (determine_iv_costs): Ditto.
3615 (iv_ca_cand_for_use): Rename to ...
3616 (iv_ca_cand_for_group): ... here. Update all uses.
3617 (iv_ca_add_use, iv_ca_add_group): Ditto.
3618 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3619 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3620 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3621 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3622 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3623 (create_new_iv, adjust_iv_update_pos): Ditto.
3624 (rewrite_use_address): Delete.
3625 (rewrite_use_address_1): Rename to ...
3626 (rewrite_use_address): ... here.
3627 (rewrite_use_compare): Update all uses.
3628 (rewrite_use): Delete.
3629 (rewrite_uses): Rename to ...
3630 (rewrite_groups): ... here. Update all uses.
3631 (remove_unused_ivs, free_loop_data): Update all uses.
3632 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3634 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3636 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3637 for WORD_REGISTER_OPERATIONS to runtime check.
3639 2016-04-27 Richard Biener <rguenther@suse.de>
3642 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3643 aggregate_value_p to determine if a function result is
3644 returned by reference.
3645 (ipa_pta_execute): Functions having their address taken are
3646 not automatically nonlocal.
3648 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3651 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3652 * fold-const.c (operand_equal_p): If flag_checking and
3653 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3654 and if it returns non-zero, assert iterative_hash_expr on both
3657 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3659 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3661 2016-04-27 Nick Clifton <nickc@redhat.com>
3664 * varasm.c (merge_weak): Generate an error if an attempt is made
3665 to convert a non-weak static function into a weak, public function.
3667 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3669 * params.def (MAX_PARTITION_SIZE): New param.
3670 * doc/invoke.texi: Document lto-max-partition.
3672 2016-04-27 Richard Biener <rguenther@suse.de>
3675 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3676 function cummulating used_from_other_partition, externally_visible
3677 and force_output from aliases.
3678 (refered_from_nonlocal_var): Likewise.
3679 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3680 node flags properly.
3682 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3684 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3685 (-Wmemset-elt-size): New item.
3687 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3690 * stor-layout.h (internal_reference_types): Delete.
3691 * stor-layout.c (reference_types_internal): Likewise.
3692 (internal_reference_types): Likewise.
3693 (layout_type) <REFERENCE_TYPE>: Adjust.
3695 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3698 * tree.h (inchash::add_expr): Add FLAGS argument.
3699 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3700 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3701 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3702 Formatting fix. Adjust recursive calls. For tcc_comparison,
3703 if swap_tree_comparison (code) is smaller than code, hash that
3704 and arguments in the other order. Hash CONVERT_EXPR the same
3705 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3706 of ADDR_EXPR of decl as the decl itself. Add or remove
3707 OEP_ADDRESS_OF from recursive flags as needed. For
3708 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3709 operands commutatively and only the third one normally.
3710 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3712 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3714 * config/rtems.h (LIB_SPEC): Add -latomic.
3716 2016-04-27 Joel Sherrill <joel@rtems.org>
3718 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3719 xilink.ld and flags not relevant to RTEMS.
3721 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3723 * toplev.c (backend_init_target): Avoid calling init_reload when using
3726 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3728 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3729 for loops rather than one for the whole function.
3731 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3733 * match.pd (X + CST CMP X): New transformation.
3735 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3737 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3738 * fold-const.c (fold_binary_loc): Remove 2 transformations
3739 superseded by match.pd.
3740 * match.pd (x+x -> x*2): Generalize to integers.
3742 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3744 * config/i386/i386.md (operation on memory peephole): Duplicate an
3745 existing peephole and adapt it to match lea rather than an operation
3748 PR rtl-optimization/57193
3749 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3751 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3753 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3755 * tree-if-conv.c (any_pred_load_store): New static variable.
3756 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3757 any_pred_load_store instead of and_mask_load_store.
3758 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3759 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3760 (combine_blocks, tree_if_conversion): Ditto.
3762 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3764 PR tree-optimization/70771
3765 PR tree-optimization/70775
3766 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3767 virtual PHI nodes. Delete parameter.
3768 (if_convertible_loop_p_1): Delete argument to above function.
3769 (predicate_all_scalar_phis): Delete code handling single-argument
3771 (tree_if_conversion): Mark and update virtual SSA.
3773 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3776 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3777 (x86_elf_aligned_common): Rename to ...
3778 (x86_elf_aligned_decl_common): ... this.
3779 Add decl arg. Switch to .lbss for largecomm object. Use
3780 LARGECOMM_SECTION_ASM_OP.
3781 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3783 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3784 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3786 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3787 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3789 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3792 * config/i386/i386.c (SECTION_LARGE): Define.
3793 (x86_64_elf_select_section): Set it for large data/bss sections.
3794 Only clear SECTION_WRITE for .lrodata.
3795 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3797 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3798 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3799 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3801 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3802 * doc/tm.texi: Regenerate.
3804 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3807 * configure.ac (--enable-checking): Document extra flag, for
3808 non-release builds default to --enable-checking=yes,extra.
3809 If misc checking and extra checking, define CHECKING_P to 2 instead
3811 * common.opt (fchecking=): Add.
3812 * doc/invoke.texi (-fchecking=): Document.
3813 * doc/install.texi: Document --enable-checking changes.
3814 * configure: Regenerated.
3815 * config.in: Regenerated.
3817 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3819 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3820 attribute instead of which_alternative.
3821 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3822 Use EXT_REX_SSE_REG_P where appropriate.
3824 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/predicates.md (const0_operand): Do not match
3827 const_wide_int code.
3828 (const1_operand): Ditto.
3830 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3833 for SSE constm1 operands and TARGET_AVX512VL.
3834 (*movti_internal): Ditto.
3835 (*mov<mode>_or): Use constm1_operand predicate.
3836 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3837 for SSE vector_all_ones operands and TARGET_AVX512VL.
3838 * config/i386/predicates.md (constm1_operand): New predicate.
3839 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3840 emission of constant -1 load.
3842 2016-04-25 Jason Merrill <jason@redhat.com>
3844 * gdbinit.in: Skip is-a.h.
3846 * attribs.c (register_scoped_attributes): Fix logic.
3847 * attribs.h: Declare register_scoped_attributes.
3849 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3851 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3852 stxvd2x and stxvw4x built-in functions.
3854 2016-04-25 DJ Delorie <dj@redhat.com>
3856 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3857 (ashrhi3): Likewise.
3858 (lshrhi3): Likewise.
3860 2016-04-25 Richard Biener <rguenther@suse.de>
3862 PR tree-optimization/70780
3863 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3865 (compute_antic): Mark blocks with abnormal preds as visited as
3866 they have a final empty antic-in solution already.
3868 2016-04-25 Michael Collison <michael.collison@linaro.org>
3870 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3872 2016-04-25 Michael Collison <michael.collison@linaro.org>
3874 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3875 mode is VQI to improve mixed mode vectorization.
3876 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3877 define_insn to match low half of signed vaddw.
3878 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3879 define_insn to match high half of signed vaddw.
3880 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3881 define_insn to match low half of unsigned vaddw.
3882 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3883 define_insn to match high half of unsigned vaddw.
3884 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3885 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3886 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3888 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3889 * config/arm/predicates.md (vect_par_constant_high): Support
3890 big endian and simplify by calling
3891 arm_simd_check_vect_par_cnst_half
3892 (vect_par_constant_low): Likewise.
3894 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3896 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3897 predicate for operand 2.
3899 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3900 H.J. Lu <hongjiu.lu@intel.com>
3902 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3903 machine_mode argument.
3904 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3905 constm1_rtx operands. For VOIDmode constants, get mode from
3906 pred_mode. Check mode size if the mode is supported by ABI.
3907 (standard_sse_constant_opcode): Do not use standard_constant_p.
3908 Strictly check ABI support for all-ones operands.
3909 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3910 immediates. Update calls to standard_sse_constant_p.
3911 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3912 (ix86_rtx_costs): Ditto.
3913 * config/i386/i386.md (*movxi_internal_avx512f): Use
3914 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3915 Use (v,BC) alternative instead of (v,C). Use register_operand
3916 checks instead of MEM_P.
3917 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3918 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3919 isa attribute. Use register_operand checks instead of MEM_P.
3920 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3921 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3922 alternative and corresponding sse2 isa attribute.
3923 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3924 to standard_sse_constant_p.
3925 (FP constant splitters): Ditto.
3926 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3928 * config/i386/predicates.md (constm1_operand): Remove.
3929 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3930 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3931 vector_all_ones_operand instead of constm1_operand.
3933 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3935 * print-rtl.c (print_rtx_insn_vec): New function.
3936 * print-rtl.h: New prototype.
3937 * store-motion.c (struct st_expr): Make avail_stores a vector.
3938 (st_expr_entry): Adjust.
3939 (free_st_expr_entry): Likewise.
3940 (print_store_motion_mems): Likewise.
3941 (find_moveable_store): Likewise.
3942 (compute_store_table): Likewise.
3943 (delete_store): Likewise.
3944 (build_store_vectors): Likewise.
3946 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3948 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3950 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3952 * vec.h (vec_safe_contains): New function.
3953 (vec::contains): Likewise.
3954 (vec::begin): Likewise.
3955 (vec::end): Likewise.
3957 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3960 * cfgexpand.c (expand_stack_vars): Fix typo.
3962 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3964 * system.h (list, map, set, vector): Include conditionally.
3965 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3966 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3967 * ipa-icf.c (INCLUDE_LIST): Define.
3968 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3969 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3970 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3971 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3972 * cp/logic.cc (INCLUDE_LIST): Define.
3973 * fortran/trans-common.c (INCLUDE_MAP): Define.
3975 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3977 * auto-profile.c: Remove <string.h> include.
3978 * ipa-icf-gimple.c: Remove <list> include.
3979 * diagnostic.c: Remove <new> include.
3980 * genmatch.c: Likewise.
3981 * pretty-print.c: Likewise.
3982 * toplev.c: Likewise
3983 * c/c-objc-common.c: Likewise.
3984 * cp/error.c: Likewise.
3985 * fortran/error.c: Likewise.
3987 2016-04-22 Richard Biener <rguenther@suse.de>
3989 * lto-streamer-in.c (input_ssa_names): Do not allocate
3990 GIMPLE_NOP for all SSA names.
3991 * lto-streamer-out.c (output_ssa_names): Do not output
3992 SSA names that should have been released.
3994 2016-04-22 Richard Biener <rguenther@suse.de>
3996 PR tree-optimization/70740
3997 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4000 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4003 * config/i386/predicates.md (call_insn_operand): Replace
4004 sibcall_memory_operand with memory_operand.
4006 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4008 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4009 has_single_use() tests.
4010 (register_edge_assert_for_1): Likewise.
4011 (find_assert_locations_1): Check the liveness bitmap instead of
4012 checking has_single_use().
4014 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4017 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4018 Extract AVX-512BW constraint from AVX.
4020 2016-04-21 Richard Biener <rguenther@suse.de>
4022 PR tree-optimization/70725
4023 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
4024 for phi_convertible_by_degenerating_args.
4025 (predicate_all_scalar_phis): Handle single-argument PHIs.
4027 2016-04-21 Richard Biener <rguenther@suse.de>
4030 * fold-const.c (fold_comparison): Return properly typed
4033 2016-04-21 Bin Cheng <bin.cheng@arm.com>
4035 PR tree-optimization/70715
4036 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4037 after expanding BASE using expand_simple_operations.
4039 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4041 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
4042 New transformations.
4044 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
4046 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
4048 2016-04-20 Jan Hubicka <jh@suse.cz>
4050 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4051 ultiimate_alias_target.
4052 (update_callee_keys): Likewise.
4053 (lookup_recursive_calls): Likewise.
4054 (speculation_useful_p): Likewise.
4056 2016-04-20 Jan Hubicka <jh@suse.cz>
4059 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4060 (set_nothrow_flag_1): ... this; handle interposition correctly;
4061 recurse on aliases and thunks.
4062 (cgraph_node::set_nothrow_flag): New.
4063 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4064 functions compiled with non-call exceptions that binds to current
4066 (propagate_nothrow): Be safe WRT interposition.
4067 * cgraph.h (set_nothrow_flag): Update prototype.
4069 2016-04-18 Jan Hubicka <jh@suse.cz>
4071 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4072 max_loop_iterations_int.
4073 (tree_unswitch_outer_loop): Likewise.
4075 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4077 PR tree-optimization/69489
4078 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4079 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4080 Revise dump message.
4081 (if_convertible_bb_p): Remove check on edge count of basic block's
4084 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4086 PR tree-optimization/56625
4087 PR tree-optimization/69489
4088 * tree-data-ref.h (DR_INNERMOST): New macro.
4089 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4090 hashing struct innermost_loop_behavior.
4091 (ref_DR_map): Remove.
4092 (innermost_DR_map): New map.
4093 (baseref_DR_map): Revise comment.
4094 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4095 to innermost_DR_map accroding to its innermost loop behavior.
4096 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4097 to its innermost loop behavior.
4098 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4099 Add initialization for innermost_DR_map. Record memory reference
4100 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4101 have innermost loop behavior.
4102 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4105 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4107 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4108 *lea_general_1. Use explicit SWI12 mode interator.
4109 (*lea<mode>_general_2): Rename from *lea_general_2.
4110 Use explicit SWI12 mode interator.
4111 (*lea<mode>_general_3): Rename from *lea_general_3.
4112 Use explicit SWI12 mode interator.
4113 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4114 Use explicit SWI12 mode interator.
4115 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4116 Use explicit SWI48 mode interator.
4118 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4120 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4121 Short-cut unaligned load and store cases. Handle all integer
4123 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4124 and store cases. Call ix86_avx256_split_vector_move_misalign
4125 directly without checking mode class.
4127 2016-04-20 Andrew Pinski <apinski@cavium.com>
4128 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4131 * config/aarch64/aarch64.md (sibcall): Force call
4132 address to be DImode for ILP32.
4133 (sibcall_value): Likewise.
4135 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4137 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4139 2016-04-20 Richard Biener <rguenther@suse.de>
4141 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4142 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4143 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4144 (maybe_push_res_to_seq): Adjust.
4145 * gimple-fold.c (maybe_build_generic_op): Likewise.
4147 2016-04-20 Marek Polacek <polacek@redhat.com>
4149 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4152 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4154 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4155 use kmovw to support AVX512F target.
4157 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4159 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4161 2016-04-20 Marek Polacek <polacek@redhat.com>
4163 PR tree-optimization/70725
4164 * tree-if-conv.c (is_false_predicate): New function.
4165 (predicate_mem_writes): Use it.
4167 2016-04-20 Richard Biener <rguenther@suse.de>
4169 PR tree-optimization/70726
4170 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4171 shift amounts from a pattern stmt operand.
4173 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4176 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4177 stack_restore_from_fpr pattern when restoring r15.
4178 (s390_optimize_prologue): Strip away the memory barrier in the
4179 parallel when trying to get rid of restore insns.
4180 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4181 definition for loading the stack pointer from an FPR. Compared to
4182 the normal move insn this pattern includes a full memory barrier.
4184 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4187 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4188 implicitly linear or lastprivate iterator on the outer context.
4190 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4192 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4194 * config/i386/i386.md (ssememalign): Removed.
4195 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4197 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4201 const short * to __builtin_ia32_loaddquhi512_mask.
4202 (_mm512_maskz_loadu_epi16): Likewise.
4203 (_mm512_mask_storeu_epi16): Pass short * to
4204 __builtin_ia32_storedquhi512_mask.
4205 (_mm512_mask_loadu_epi8): Pass const char * to
4206 __builtin_ia32_loaddquqi512_mask.
4207 (_mm512_maskz_loadu_epi8): Likewise.
4208 (_mm512_mask_storeu_epi8): Pass char * to
4209 __builtin_ia32_storedquqi512_mask.
4210 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4211 const double * to __builtin_ia32_loadupd512_mask.
4212 (_mm512_mask_loadu_pd): Likewise.
4213 (_mm512_maskz_loadu_pd): Likewise.
4214 (_mm512_storeu_pd): Pass double * to
4215 __builtin_ia32_storeupd512_mask.
4216 (_mm512_mask_storeu_pd): Likewise.
4217 (_mm512_loadu_ps): Pass const float * to
4218 __builtin_ia32_loadups512_mask.
4219 (_mm512_mask_loadu_ps): Likewise.
4220 (_mm512_maskz_loadu_ps): Likewise.
4221 (_mm512_storeu_ps): Pass float * to
4222 __builtin_ia32_storeups512_mask.
4223 (_mm512_mask_storeu_ps): Likewise.
4224 (_mm512_mask_loadu_epi64): Pass const long long * to
4225 __builtin_ia32_loaddqudi512_mask.
4226 (_mm512_maskz_loadu_epi64): Likewise.
4227 (_mm512_mask_storeu_epi64): Pass long long *
4228 to __builtin_ia32_storedqudi512_mask.
4229 (_mm512_loadu_si512): Pass const int * to
4230 __builtin_ia32_loaddqusi512_mask.
4231 (_mm512_mask_loadu_epi32): Likewise.
4232 (_mm512_maskz_loadu_epi32): Likewise.
4233 (_mm512_storeu_si512): Pass int * to
4234 __builtin_ia32_storedqusi512_mask.
4235 (_mm512_mask_storeu_epi32): Likewise.
4236 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4237 char * to __builtin_ia32_storedquqi256_mask.
4238 (_mm_mask_storeu_epi8): Likewise.
4239 (_mm256_mask_loadu_epi16): Pass const short * to
4240 __builtin_ia32_loaddquhi256_mask.
4241 (_mm256_maskz_loadu_epi16): Likewise.
4242 (_mm_mask_loadu_epi16): Pass const short * to
4243 __builtin_ia32_loaddquhi128_mask.
4244 (_mm_maskz_loadu_epi16): Likewise.
4245 (_mm256_mask_loadu_epi8): Pass const char * to
4246 __builtin_ia32_loaddquqi256_mask.
4247 (_mm256_maskz_loadu_epi8): Likewise.
4248 (_mm_mask_loadu_epi8): Pass const char * to
4249 __builtin_ia32_loaddquqi128_mask.
4250 (_mm_maskz_loadu_epi8): Likewise.
4251 (_mm256_mask_storeu_epi16): Pass short * to.
4252 __builtin_ia32_storedquhi256_mask.
4253 (_mm_mask_storeu_epi16): Pass short * to.
4254 __builtin_ia32_storedquhi128_mask.
4255 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4256 const double * to __builtin_ia32_loadupd256_mask.
4257 (_mm256_maskz_loadu_pd): Likewise.
4258 (_mm_mask_loadu_pd): Pass onst double * to
4259 __builtin_ia32_loadupd128_mask.
4260 (_mm_maskz_loadu_pd): Likewise.
4261 (_mm256_mask_storeu_pd): Pass double * to
4262 __builtin_ia32_storeupd256_mask.
4263 (_mm_mask_storeu_pd): Pass double * to
4264 __builtin_ia32_storeupd128_mask.
4265 (_mm256_mask_loadu_ps): Pass const float * to
4266 __builtin_ia32_loadups256_mask.
4267 (_mm256_maskz_loadu_ps): Likewise.
4268 (_mm_mask_loadu_ps): Pass const float * to
4269 __builtin_ia32_loadups128_mask.
4270 (_mm_maskz_loadu_ps): Likewise.
4271 (_mm256_mask_storeu_ps): Pass float * to
4272 __builtin_ia32_storeups256_mask.
4273 (_mm_mask_storeu_ps): ass float * to
4274 __builtin_ia32_storeups128_mask.
4275 (_mm256_mask_loadu_epi64): Pass const long long * to
4276 __builtin_ia32_loaddqudi256_mask.
4277 (_mm256_maskz_loadu_epi64): Likewise.
4278 (_mm_mask_loadu_epi64): Pass const long long * to
4279 __builtin_ia32_loaddqudi128_mask.
4280 (_mm_maskz_loadu_epi64): Likewise.
4281 (_mm256_mask_storeu_epi64): Pass long long * to
4282 __builtin_ia32_storedqudi256_mask.
4283 (_mm_mask_storeu_epi64): Pass long long * to
4284 __builtin_ia32_storedqudi128_mask.
4285 (_mm256_mask_loadu_epi32): Pass const int * to
4286 __builtin_ia32_loaddqusi256_mask.
4287 (_mm256_maskz_loadu_epi32): Likewise.
4288 (_mm_mask_loadu_epi32): Pass const int * to
4289 __builtin_ia32_loaddqusi128_mask.
4290 (_mm_maskz_loadu_epi32): Likewise.
4291 (_mm256_mask_storeu_epi32): Pass int * to
4292 __builtin_ia32_storedqusi256_mask.
4293 (_mm_mask_storeu_epi32): Pass int * to
4294 __builtin_ia32_storedqusi128_mask.
4295 * config/i386/i386-builtin-types.def (PCSHORT): New.
4297 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4298 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4299 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4300 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4301 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4302 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4303 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4304 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4305 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4306 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4307 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4308 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4309 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4310 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4311 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4312 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4313 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4314 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4315 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4316 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4317 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4318 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4319 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4320 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4321 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4322 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4323 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4324 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4325 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4326 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4327 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4328 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4329 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4330 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4331 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4332 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4333 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4334 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4335 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4336 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4337 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4338 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4339 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4340 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4341 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4342 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4343 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4344 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4345 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4347 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4348 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4350 (ix86_expand_vector_move_misalign): Likewise.
4351 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4352 to scalar function prototype for unaligned load/store builtins.
4353 (ix86_expand_special_args_builtin): Updated.
4354 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4355 (UNSPEC_STOREU): Likewise.
4356 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4357 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4358 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4359 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4360 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4361 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4362 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4363 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4364 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4365 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4366 (<avx512>_storedqu<mode>_mask): Likewise.
4367 (*sse4_2_pcmpestr_unaligned): Likewise.
4368 (*sse4_2_pcmpistr_unaligned): Likewise.
4369 (*mov<mode>_internal): Renamed to ...
4370 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4371 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4372 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4373 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4375 2016-04-19 Richard Biener <rguenther@suse.de>
4377 PR tree-optimization/70171
4378 * tree-ssa-phiprop.c: Include stor-layout.h.
4379 (phiprop_insert_phi): Handle the aggregate copy case.
4380 (propagate_with_phi): Likewise.
4382 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4384 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4385 instead of simplify_gen_subreg (... , 0).
4386 (ix86_delegitimize_address): Ditto.
4387 (ix86_split_divmod): Ditto.
4388 (ix86_split_copysign_const): Ditto.
4389 (ix86_split_copysign_var): Ditto.
4390 (ix86_expand_args_builtin): Ditto.
4391 (ix86_expand_round_builtin): Ditto.
4392 (ix86_expand_special_args_builtin): Ditto.
4393 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4394 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4395 (udivmodqi4): Ditto.
4396 (absneg splitters): Ditto.
4397 (*jcc_bt<mode>_1): Ditto.
4399 2016-04-19 Richard Biener <rguenther@suse.de>
4401 PR tree-optimization/70724
4402 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4403 restoring out from ...
4404 (free_scc_vn): ... here.
4405 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4406 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4408 (pass_fre::execute): Restore SSA info.
4410 2016-04-19 Richard Biener <rguenther@suse.de>
4412 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4413 * gimple-walk.c (walk_gimple_op): Initialize it.
4414 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4415 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4416 remapping SSA names of defs.
4417 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4420 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4423 * lra-constraints.c (equiv_substition_p): New.
4424 (process_alt_operands): Use it.
4425 (swap_operands): Swap it.
4426 (curr_insn_transform): Update it.
4428 2016-04-18 Michael Matz <matz@suse.de>
4430 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4431 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4432 * tree-core.h (tree_type_common.align): Use bit-field.
4433 (tree_type_common.spare): New.
4434 (tree_decl_common.off_align): Make smaller.
4435 (tree_decl_common.align): Use bit-field.
4437 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4438 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4439 (scan_sharing_clauses): Ditto.
4440 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4441 (omp_finish_file): Ditto.
4442 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4443 (layout_decl): Ditto.
4444 (relayout_decl): Ditto.
4445 (finalize_record_size): Use SET_TYPE_ALIGN.
4446 (finalize_type_size): Ditto.
4447 (finish_builtin_struct): Ditto.
4448 (layout_type): Ditto.
4449 (initialize_sizetypes): Ditto.
4450 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4451 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4452 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4453 (get_chain_field): Ditto.
4454 (get_trampoline_type): Ditto.
4455 (get_nl_goto_field): Ditto.
4456 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4458 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4459 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4460 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4461 (build_qualified_type): Use SET_TYPE_ALIGN.
4462 (build_aligned_type, build_range_type_1): Ditto.
4463 (build_atomic_base): Ditto.
4464 (build_common_tree_nodes): Ditto.
4465 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4466 (expand_one_stack_var_at): Ditto.
4467 * coverage.c (build_var): Use SET_DECL_ALIGN.
4468 * except.c (init_eh): Ditto.
4469 * function.c (assign_parm_setup_block): Ditto.
4470 * symtab.c (increase_alignment_1): Ditto.
4471 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4472 * tree-vect-stmts.c (ensure_base_align): Ditto.
4473 * varasm.c (align_variable): Ditto.
4474 (assemble_variable): Ditto.
4475 (build_constant_desc): Ditto.
4476 (output_constant_def_contents): Ditto.
4478 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4479 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4480 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4481 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4482 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4484 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4487 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4488 replace %vmovsd with "%vmovq".
4489 (vec_concatv2df): Likewise.
4491 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4493 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4494 (*vec_extractv2si_0): Ditto.
4495 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4496 (zero_extended_scalar_load_operand splitters): Ditto.
4497 (vec_extract splitters): Ditto.
4498 (*vec_extractv4si_0_zext): Ditto.
4499 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4501 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4502 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4503 (*sse4_1_extractps): Use lowpart_subreg.
4504 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4506 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4508 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4510 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4511 Mention Solaris 11 packaging changes.
4512 Update gas and gld requirements.
4513 Remove reference to pre-Solaris 10 bug.
4514 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4516 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4519 2016-04-17 Jan Hubicka <jh@suse.cz>
4521 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4522 max_loop_iterations_int.
4524 2016-04-18 Richard Biener <rguenther@suse.de>
4526 PR tree-optimization/43434
4527 * tree-ssa-structalias.c (struct vls_data): New.
4528 (visit_loadstore): Handle all pointer-based accesses.
4529 (compute_dependence_clique): Compute a bitmap of restrict tags
4530 assigned bases and pass it to visit_loadstore.
4532 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4535 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4536 armv8.1-a and armv8.1-a+crc.
4538 2016-04-18 Richard Biener <rguenther@suse.de>
4540 PR tree-optimization/70701
4541 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4542 references after translating through a memcpy.
4544 2016-04-18 Richard Biener <rguenther@suse.de>
4546 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4547 (compute_antic): ... here. For partial antic use regular
4548 postorder and scrap iteration.
4549 (compute_partial_antic_aux): Remove unused return value.
4550 (init_pre): Do not allocate postorder.
4551 (fini_pre): Do not free postorder.
4553 2016-04-18 Richard Biener <rguenther@suse.de>
4556 * expmed.c (extract_bit_field_1): Remove broken case
4557 using a wider MODE_INT mode.
4559 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4561 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4562 unless compiling with at least GCC-4.8.
4564 2016-04-17 Jan Hubicka <jh@suse.cz>
4567 * graphite.c (graphite_finalize): Update call to
4568 tree_estimate_probability.
4569 * predict.h (tree_estimate_probability): Update prototype.
4571 2016-04-17 Jan Hubicka <jh@suse.cz>
4573 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4574 (tree_estimate_probability): Likewise.
4575 (pass_profile::execute): Update.
4576 (report_predictor_hitrates): New function.
4577 * profile.c (compute_branch_probabilities): Use it.
4578 * predict.h (report_predictor_hitrates): Declare.
4580 2016-04-17 Jan Hubicka <jh@suse.cz>
4583 * cgraph.h (cgraph_node::set_const_flag,
4584 cgraph_node::set_pure_flag): Update prototype to return bool;
4586 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4587 of interposable symbol are interposable, too.
4588 (cgraph_set_const_flag_1): Rename to ...
4589 (set_const_flag_1): ... this one; change to self recursive function
4590 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4591 clearnig the flag in all variants and also virtual thunks of const
4592 functions are pure; track if any change was done.
4593 (cgraph_node::set_const_flag): Update.
4594 (struct set_pure_flag_info): New struct.
4595 (cgraph_set_pure_flag_1): Rename to ...
4596 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4597 rather than pointer encoded flags; track if any changes was done;
4598 handle correctly clearning flag and setting flag of aliases already
4600 (cgraph_node::set_pure_flag): Update.
4601 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4603 2016-04-17 Tom de Vries <tom@codesourcery.com>
4606 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4609 2016-04-17 Tom de Vries <tom@codesourcery.com>
4611 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4612 '{}<> ' as escape-for-record.
4614 2016-04-17 Tom de Vries <tom@codesourcery.com>
4616 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4619 2016-04-17 Tom de Vries <tom@codesourcery.com>
4622 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4623 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4624 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4625 * passes.c (finish_optimization_passes): Only call
4626 finish_graph_dump_file if dfi->graph_dump_initialized.
4627 (execute_function_dump, pass_init_dump_file): Use
4628 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4630 2016-04-17 Tom de Vries <tom@codesourcery.com>
4632 PR tree-optimization/70256
4633 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4634 (debug_varmap): New function.
4636 2016-04-17 Tom de Vries <tom@codesourcery.com>
4639 * passes.c (pass_manager::register_pass): Propagate pflags.
4641 2016-04-17 Tom de Vries <tom@codesourcery.com>
4644 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4645 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4646 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4647 check if it's equal to p_start.
4648 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4650 2016-04-15 Jan Hubicka <jh@suse.cz>
4653 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4654 function does not bind to current def.
4655 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4656 handle conservatively calls to functions that does not need to bind
4658 (check_call): Update call of worse_state.
4659 (ignore_edge_for_nothrow): Update.
4660 (ignore_edge_for_pure_const): Likewise.
4661 (propagate_pure_const): Update calls to worse_state.
4662 (skip_function_for_local_pure_const): Reformat comments.
4664 2016-04-15 Jan Hubicka <jh@suse.cz>
4667 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4668 (cgraph_node::function_symbol): Likewise.
4669 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4670 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4671 (symtab_node::ultimate_alias_target): Add REF parameter.
4672 (symtab_node::binds_to_current_def_p): Declare.
4673 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4674 (cgraph_node::function_symbol): Likewise.
4675 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4676 (cgraph_node::get_availability): Likewise.
4677 (cgraph_edge::binds_to_current_def_p): New inline function.
4678 (varpool_node::get_availability): Add REF parameter.
4679 (varpool_node::ultimate_alias_target): Likewise.
4680 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4681 (symtab_node::binds_to_current_def_p): Likewise.
4682 * varpool.c (varpool_node::get_availability): Likewise.
4684 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4687 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4688 Fix mode size check.
4690 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4692 * BASE-VER: Set to 7.0.0.
4694 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4696 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4698 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4700 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4701 architecture revisions.
4703 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4705 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4706 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4707 * config/i386/i386.md (stack decrement to push peepholes): Guard
4708 with !x86_using_red_zone ().
4710 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4713 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4714 to dump_generic_node.
4715 (NIY): Pass also flags to do_niy.
4717 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4719 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4720 (simd_clone_vector_of_formal_parm_types)
4721 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4722 (simd_clone_mangle, simd_clone_create)
4723 (simd_clone_adjust_return_type, create_tmp_simd_array)
4724 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4725 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4726 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4727 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4728 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4729 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4730 * omp-simd-clone.c: ... this new file.
4731 (simd_clone_vector_of_formal_parm_types): Make it static.
4732 * Makefile.in (OBJS): Add omp-simd-clone.o.
4734 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4737 * config/i386/sse.md: Use proper memory operand modifiers.
4740 2016-04-15 Richard Biener <rguenther@suse.de>
4741 Alan Modra <amodra@gmail.com>
4743 PR tree-optimization/70130
4744 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4745 when alignment stays not the same and no not use the realign
4748 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4751 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4752 direct move handlers for KFmode. Change TFmode handlers test from
4753 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4755 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4758 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4759 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4760 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4761 * tree-ssa-live.c (remove_unused_scope_block_p): When
4762 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4763 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4764 block_ultimate_origin is FUNCTION_DECL.
4765 (remove_unused_locals): If current_function_decl is
4766 polymorphic_ctor_dtor_p, pass initial true to
4767 remove_unused_scope_block_p' is_ctor_dtor_block.
4769 2016-04-14 Martin Sebor <msebor@redhat.com>
4774 * doc/extend.texi (Variable Length): Revert.
4776 2016-04-14 Marek Polacek <polacek@redhat.com>
4777 Jan Hubicka <hubicka@ucw.cz>
4780 * tree.c (verify_type): Disable the canonical type of main variant
4783 2016-04-14 Jason Merrill <jason@redhat.com>
4785 * cfgexpand.c, expr.c: Revert previous change.
4787 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4790 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4791 when building a mem ref for the incoming reduction variable.
4793 2016-04-14 Richard Biener <rguenther@suse.de>
4795 PR tree-optimization/70614
4796 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4797 loop if the evolution dropped to chrec_dont_know.
4798 (interpret_condition_phi): Likewise.
4800 2016-04-14 Richard Biener <rguenther@suse.de>
4802 PR tree-optimization/70623
4803 * tree-ssa-pre.c (changed_blocks): Make global ...
4804 (compute_antic): ... local here. Move and fix worklist
4805 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4806 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4807 worklist handling, dump when ANTIC_IN changed.
4808 (compute_partial_antic_aux): Remove worklist handling.
4809 (init_pre): Do not compute post dominators. Add a comment about
4810 the CFG order chosen.
4811 (fini_pre): Do not free post dominators.
4813 2016-04-13 Martin Sebor <msebor@redhat.com>
4818 * doc/extend.texi (Variable Length): Document C++ specifics.
4820 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4823 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4824 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4825 eh edges have been purged.
4828 * tree-sra.c (create_access_replacement,
4829 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4831 * tree-pretty-print.c (dump_fancy_name): New function.
4832 (dump_decl_name, dump_generic_node): Use it.
4834 2016-04-13 Jason Merrill <jason@redhat.com>
4836 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4837 * expr.c (expand_expr_real_1): Likewise.
4839 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4841 * config/i386/i386.md (kunpckhi): Swap operands.
4842 (kunpcksi): Likewise.
4843 (kunpckdi): Likewise.
4844 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4845 (vec_pack_trunc_<mode>): Likewise.
4847 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4850 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4853 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4854 gimplification turns some element into non-constant.
4857 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4858 * explow.c (convert_memory_address_addr_space_1): No longer static,
4859 add NO_EMIT argument and don't call convert_modes if true, pass
4860 it down recursively, remove break after return.
4861 (convert_memory_address_addr_space): Adjust caller.
4862 * simplify-rtx.c (simplify_unary_operation_1): Call
4863 convert_memory_address_addr_space_1 instead of convert_memory_address,
4864 if it returns NULL, don't simplify.
4866 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4869 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4871 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4873 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4874 Bump the upper SIMDLEN limits, so that if the return type or
4875 characteristic type if the return type is void can be passed in
4876 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4879 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4882 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4883 Do not use "=" constraint on an input constraint.
4884 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4885 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4886 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4887 generates (neg (abs ...)) instead of (abs ...).
4889 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4891 PR rtl-optimization/70596
4892 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4893 just invalidate LRA data and reset them. Adjust dump wording.
4895 2016-04-12 Martin Liska <mliska@suse.cz>
4898 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4900 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4902 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4903 max_loop_iterations_int.
4904 (tree_unswitch_outer_loop): Likewise.
4905 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4906 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4908 2016-04-12 Tom de Vries <tom@codesourcery.com>
4910 PR tree-optimization/68756
4911 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4912 instead of new_name.
4914 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4916 PR tree-optimization/70602
4917 * tree-sra.c (generate_subtree_copies): Don't write anything into
4918 constant pool decls.
4920 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4921 regardless whether there are depend clauses or not.
4923 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4926 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4927 target attribute and pragma from changing the -mfloat128
4928 and -mfloat128-hardware options.
4930 * doc/extend.texi (Additional Floating Types): Document PowerPC
4931 __float128 restrictions.
4933 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4936 * config/aarch64/driver-aarch64.c
4937 (aarch64_get_extension_string_for_isa_flags): New.
4938 (arch_extension): Rename to...
4939 (aarch64_arch_extension): ...This.
4940 (ext_to_feat_string): Rename to...
4941 (aarch64_extensions): ...This.
4942 (aarch64_core_data): Keep track of architecture extension flags.
4943 (cpu_data): Rename to...
4944 (aarch64_cpu_data): ...This.
4945 (aarch64_arch_driver_info): Keep track of architecture extension
4947 (get_arch_name_from_id): Rename to...
4948 (get_arch_from_id): ...This, change return type.
4949 (host_detect_local_cpu): Update and reformat for renames, handle
4950 extensions through common infrastructure.
4952 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4955 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4956 track of a canonical flag name.
4957 (all_extensions): Likewise.
4958 (arch_to_arch_name): Also track extension flags enabled by the arch.
4959 (all_architectures): Likewise.
4960 (aarch64_parse_extension): Move to here.
4961 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4963 (aarch64_rewrite_selected_cpu): Update for above change.
4964 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4965 are handled, such that the single explicit value enabled by an
4966 extension is kept seperate from the implicit values it also enables.
4967 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4969 (aarch64_parse_extension): New.
4970 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4971 here to config/aarch64/aarch64-protos.h.
4972 (aarch64_parse_extension): Move from here to
4973 common/config/aarch64/aarch64-common.c.
4974 (aarch64_option_print): Update.
4975 (aarch64_declare_function_name): Likewise.
4976 (aarch64_start_file): Likewise.
4977 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4978 the canonical flag for extensions.
4979 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4982 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4984 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4987 2016-04-09 Tom de Vries <tom@codesourcery.com>
4989 PR tree-optimization/68953
4990 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4991 first to last subscript.
4993 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4995 PR tree-optimization/70586
4996 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4999 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5003 PR tree-optimization/70373
5007 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5008 clauses for acc parallel reductions as necessary. Error on those
5010 * omp-low.c (scan_sharing_clauses): Don't install variables which
5011 are used in acc parallel reductions.
5012 (lower_rec_input_clauses): Remove dead code.
5013 (lower_oacc_reductions): Add support for reference reductions.
5014 (lower_reduction_clauses): Remove dead code.
5015 (lower_omp_target): Don't remap variables appearing in acc parallel
5017 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5019 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5022 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5023 with multiple SSA_NAME defs, force the outputs other than first
5024 to be live before calling live_track_process_def on each output.
5026 PR rtl-optimization/70574
5027 * fwprop.c (forward_propagate_and_simplify): Don't add
5028 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
5029 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
5030 paradoxical subregs within *loc.
5032 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
5034 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
5035 -ftree-parallelize-loops={0,1}.
5036 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
5037 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
5038 * config/ia64/hpux.h (LIB_SPEC): Likewise.
5039 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5040 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
5042 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
5045 * asan.c (instrument_derefs): If we get unknown location, extract it
5047 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5049 2016-04-08 Tom de Vries <tom@codesourcery.com>
5051 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5052 implicit firstprivate clause.
5054 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5057 * config/arm/thumb2.md (tst + branch-> lsls + branch
5058 peephole below *orsi_not_shiftsi_si): Require that condition
5059 register is dead after the peephole.
5060 (second peephole after the above): Likewise.
5062 2016-04-08 Alan Modra <amodra@gmail.com>
5065 * builtins.c (fold_builtin_classify): For IBM extended precision,
5066 look at just the high-order double to test for NaN.
5067 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5068 test just the high double for Inf but both doubles for subnormal
5071 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5073 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5074 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5075 node->simdclone->mask_mode != VOIDmode masks.
5076 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5077 earlier, use it instead of node->simdclone.
5078 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5079 Set clonei->mask_mode.
5081 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5084 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5085 Pass it through to cp_parser_already_scoped_statement.
5086 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5087 it through to cp_parser_statement.
5088 (cp_parser_statement): Pass IF_P through to
5089 cp_parser_iteration_statement.
5090 (cp_parser_pragma): Adjust call to
5091 cp_parser_iteration_statement.
5093 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5096 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5097 resolve a future -Wparentheses warning.
5098 * omp-low.c (scan_sharing_clauses): Likewise.
5099 * tree-parloops.c (eliminate_local_variables): Likewise.
5101 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5103 PR rtl-optimization/70398
5104 * lra-constraints.c (process_address_1): Check zero scale and code
5105 for reloading with zero scale.
5107 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5110 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5112 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5114 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5115 Add support for AVX512F clones, include them by default for
5116 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5117 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5121 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5122 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5123 firstprivate clauses.
5124 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5125 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5126 (lower_omp_target): Set TREE_NO_WARNING for
5127 non-addressable possibly uninitialized vars which are copied into
5128 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5130 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5132 * config/pa/predicates.md (integer_store_memory_operand): Accept
5133 REG+D operands with a large offset when reload_in_progress is true.
5134 (floating_point_store_memory_operand): Likewise.
5136 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5139 * match.pd (nested int casts): Limit to GIMPLE.
5141 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5144 * ipa-devirt.c (maybe_record_node): Fix comment; use
5145 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5147 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5149 PR rtl-optimization/70542
5150 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5151 if there are any uses other than insn or debug insns.
5153 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5154 Jakub Jelinek <jakub@redhat.com>
5156 PR tree-optimization/70509
5157 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5158 Shift HOST_WIDE_INT_1U instead of 1.
5160 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5162 PR tree-optimization/70509
5163 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5164 of the vector base type for index.
5166 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5169 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5171 2016-04-05 Richard Biener <rguenther@suse.de>
5173 PR tree-optimization/70526
5174 * tree-sra.c (build_ref_for_offset): Use prev_base to
5175 extract the alias pointer type.
5177 2016-04-05 Richard Biener <rguenther@suse.de>
5179 * dse.c (struct store_info): Remove alias_set member.
5180 (struct read_info_type): Likewise.
5181 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5182 spill_deleted, clear_alias_set_lookup): Remove.
5183 (get_group_info): Remove dead base == NULL_RTX case.
5184 (dse_step0): Remove initialization of removed variables.
5185 (delete_dead_store_insn): Reomve alias set dumping.
5186 (free_read_records): Remove alias_set handling.
5187 (canon_address): Remove alias_set_out parameter.
5188 (record_store): Remove spill_alias_set, it's always zero.
5189 (check_mem_read_rtx): Likewise.
5190 (dse_step2): Rename from ...
5191 (dse_step2_nospill): ... this. Adjust.
5192 (scan_stores): Rename from ...
5193 (scan_stores_nospill): ... this.
5194 (scan_reads): Rename from ...
5195 (scan_reads_nospill): ... this.
5196 (scan_stores_spill, scan_reads_spill): Remove.
5197 (dse_step3_scan): Remove for_spills argument which is always false.
5198 (dse_step3): Likewise.
5199 (dse_step5): Rename from ...
5200 (dse_step5_nospill): ... this. Remove alias_set handling.
5201 (rest_of_handle_dse): Adjust.
5203 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5206 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5207 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5208 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5209 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5211 2016-04-05 Richard Biener <rguenther@suse.de>
5214 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5215 non-register type temporaries into SSA.
5217 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5220 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5221 calls when sanitizing.
5222 (possible_polymorphic_call_target_p): Fix formatting.
5224 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5225 Jakub Jelinek <jakub@redhat.com>
5228 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5229 to ensure a call statement is compatible with a built-in's
5231 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5234 2016-04-04 Richard Biener <rguenther@suse.de>
5236 PR rtl-optimization/70484
5237 * rtl.h (canon_output_dependence): Declare.
5238 * alias.c (canon_output_dependence): New function.
5239 * dse.c (record_store): Use canon_output_dependence rather
5240 than canon_true_dependence.
5242 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5245 * cgraph.h (symtab_node::copy_visibility_from): New function.
5246 * symtab.c (symtab_node::copy_visibility_from): New function.
5247 * ipa-visibility.c (optimize_weakref): New function.
5248 (function_and_variable_visibility): Use it.
5250 2016-04-04 Martin Liska <mliska@suse.cz>
5253 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5254 value that is really in range handled by SBR instruction.
5255 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5256 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5257 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5259 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5263 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5264 set, but not for SP_REG operands.
5266 2016-04-02 Martin Sebor <msebor@redhat.com>
5269 * fold-const.c (maybe_nonzero_address): New function.
5270 (fold_comparison): Call it. Fold equality and relational
5271 expressions involving null pointers.
5272 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5274 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5276 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5277 the "Y" constraint (scalar FP 0.0 immediate).
5279 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5280 Add the "const_double" to the list of operand constraints.
5282 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5284 PR rtl-optimization/70467
5285 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5286 If low word of the last operand is 0, just emit addition/subtraction
5289 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5292 * config/s390/s390.c (s390_expand_insv): Check for everything
5293 constant instead of just VOIDmode stuff.
5295 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5298 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5300 2016-04-01 Nathan Sidwell <nathan@acm.org>
5302 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5304 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5306 PR rtl-optimization/70461
5307 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5310 2016-03-31 Martin Liska <mliska@suse.cz>
5313 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5314 a tree value or an immediate integer value to a buffer
5315 that is eventually copied to a BRIG section.
5316 (emit_immediate_operand): Call the function here.
5317 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5318 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5319 of class' fields that are removed.
5320 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5321 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5322 m_brig_repr_size fields.
5324 2016-03-31 Martin Liska <mliska@suse.cz>
5327 * hsa-gen.c (hsa_function_representation::update_dominance): New
5329 (convert_addr_to_flat_segment): Likewise.
5330 (gen_hsa_memory_set): New alignment argument.
5331 (gen_hsa_ctor_assignment): Likewise.
5332 (gen_hsa_insns_for_single_assignment): Provide alignment
5333 to gen_hsa_ctor_assignment.
5334 (gen_hsa_insns_for_direct_call): Add new argument.
5335 (expand_lhs_of_string_op): New function.
5336 (expand_string_operation_builtin): Likewise.
5337 (expand_memory_copy): New function.
5338 (expand_memory_set): New function.
5339 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5340 (convert_switch_statements): Change signature.
5341 (generate_hsa): Use a return value of the function.
5342 (pass_gen_hsail::execute): Do not call
5343 convert_switch_statements here.
5344 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5345 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5346 (hsa_function_representation::update_dominance): New function.
5348 2016-03-31 Martin Liska <mliska@suse.cz>
5351 * hsa-brig.c (emit_directive_variable): Emit alignment
5352 according to hsa_symbol::m_align.
5353 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5354 (dump_hsa_symbol): Dump alignment of HSA symbols.
5355 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5356 (gen_hsa_addr_with_align): New function.
5357 (hsa_bitmemref_alignment): Use newly added function.
5358 (gen_hsa_insns_for_load): Likewise.
5359 (gen_hsa_insns_for_store): Likewise.
5360 (gen_hsa_memory_copy): New argument added.
5361 (gen_hsa_insns_for_single_assignment): Respect
5362 alignment for assignments processed via gen_hsa_memory_copy.
5363 (gen_hsa_insns_for_direct_call): Likewise.
5364 (gen_hsa_insns_for_return): Likewise.
5365 (gen_function_def_parameters): Set default alignment.
5366 * hsa.c (hsa_object_alignment): New function.
5367 (hsa_byte_alignment): Pasted function.
5368 * hsa.h (hsa_symbol::m_align): New field.
5370 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5372 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5373 scratch field for goto case.
5375 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5377 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5379 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5382 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5383 (scalar_chain::convert_insn): Call convert_op for reg
5384 moves to handle undefined registers.
5386 2016-03-31 Nathan Sidwell <nathan@acm.org>
5389 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5390 Assert we don't want to move backwards.
5392 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5395 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5397 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5399 PR rtl-optimization/70460
5400 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5401 with operand from REG_LABEL_OPERAND, instead substitute
5402 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5403 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5405 2016-03-31 Martin Liska <mliska@suse.cz>
5407 * passes.c (execute_one_pass): Do not call
5408 todo_after for a discarded function.
5410 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5412 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5413 (no_cost, infinite_cost): Initialize the new field.
5414 (get_computation_cost_at): Record setup cost.
5415 (determine_use_iv_cost_address): Skip cost computation for sub
5416 uses if we can estimate it without losing accuracy.
5418 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5420 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5422 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5423 max_loop_iterations_int.
5424 (tree_unswitch_outer_loop): Likewise.
5425 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5426 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5428 2016-03-30 Richard Biener <rguenther@suse.de>
5431 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5433 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5436 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5437 in gen_blendm expander.
5439 2016-03-30 Nick Clifton <nickc@redhat.com>
5442 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5443 case where we are already provided with an SImode SUBREG.
5445 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5448 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5449 conflict between DRAP register and __builtin_eh_return.
5451 2016-03-30 Michael Matz <matz@suse.de>
5452 Richard Biener <rguenther@suse.de>
5455 * ipa-polymorphic-call.c (struct type_change_info): Change
5456 speculative to an unsigned allowing to limit the work we do.
5457 (csftc_abort_walking_p): New inline function..
5458 (check_stmt_for_type_change): Limit the number of may-defs
5459 skipped for speculative devirtualization to
5460 max-speculative-devirt-maydefs.
5461 * params.def (max-speculative-devirt-maydefs): New param.
5462 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5464 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5467 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5470 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5472 PR tree-optimization/59124
5473 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5474 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5476 2016-03-29 Jeff Law <law@redhat.com>
5478 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5480 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5482 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5485 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5487 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5488 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5489 gcrt0.o if linking dynamically.
5491 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5494 * ipa-devirt.c (methods_equal_p): New function.
5495 (compare_virtual_tables): Use it.
5496 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5497 * cgraphclones.c (clone_function_name_1): Use
5498 symbol_table::symbol_suffix_separator.
5499 * coverage.c (build_var): Likewise.
5500 * symtab.c (symbol_table::symbol_suffix_separator): New.
5502 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5504 PR rtl-optimization/70429
5505 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5506 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5507 mode != result_mode.
5510 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5512 PR tree-optimization/70405
5513 * ssa-iterators.h (num_imm_uses): Add missing braces.
5515 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5517 PR rtl-optimization/68695
5518 * ira-color.c (allocno_copy_cost_saving): New.
5519 (improve_allocation): Use it.
5521 2016-03-29 Richard Henderson <rth@redhat.com>
5524 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5526 2016-03-29 Richard Biener <rguenther@suse.de>
5529 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5530 use alignment returned by get_pointer_alignment_1 if it is
5531 bigger than BITS_PER_UNIT.
5532 * builtins.c (get_pointer_alignment_1): Do not return true
5533 for alignment extracted from SSA info.
5535 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5537 * config/ft32/ft32.opt (mnodiv): New.
5538 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5539 * doc/invoke.texi (FT32 Options -mnodiv): New.
5541 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5544 * config/i386/i386.md (define_split, andn): Fix modes.
5546 2016-03-26 Richard Biener <rguenther@suse.de>
5547 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5550 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5552 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5553 as 2nd argument to cl_optimization_restore().
5555 2016-03-25 Richard Henderson <rth@redhat.com>
5558 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5559 * config/aarch64/aarch64-protos.h: Declare it.
5560 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5562 2016-03-25 Alan Modra <amodra@gmail.com>
5565 * config/rs6000/constraints.md (j): Simplify.
5566 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5568 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5569 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5570 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5571 in all constraint alternatives.
5572 (movtd_64bit_nodm): Delete "j" constraint alternative.
5574 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5576 * tree-ssa-propagate.c: Enhance docs for
5577 SSA_PROP_NOT_INTERESTING.
5579 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5581 * doc/extend.texi: Fix typo in documentation to pure attribute.
5583 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5586 * config/pa/pa.md (bswapdi2): Use a scratch register.
5588 2016-03-24 Richard Henderson <rth@redhat.com>
5591 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5594 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5597 using ix86_expand_binary_operator instead of gen_andsi3.
5599 2016-03-24 Richard Biener <rguenther@suse.de>
5601 PR tree-optimization/70396
5602 * tree-vect-stmts.c (vectorizable_comparison): Use
5603 get_vectype_for_scalar_type.
5605 2016-03-24 Richard Biener <rguenther@suse.de>
5608 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5609 with register bases.
5611 2016-03-24 Richard Biener <rguenther@suse.de>
5613 PR tree-optimization/70372
5614 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5615 build_all_ones_cst to also handle vector types correctly.
5617 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5620 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5623 2016-03-23 Marek Polacek <polacek@redhat.com>
5626 * doc/invoke.texi: Document -Wignored-attributes.
5628 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5630 PR tree-optimization/69042
5631 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5632 parameter from 30 to 40.
5634 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5636 PR tree-optimization/69042
5637 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5638 for use with constant offset stripped in base.
5640 2016-03-23 Richard Biener <rguenther@suse.de>
5643 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5644 mode compatibility check.
5645 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5647 2016-03-23 Jeff Law <law@redhat.com>
5649 PR tree-optimization/64058
5650 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5652 (struct ssa_conflicts): Move up earlier in the file.
5653 (conflicts_, var_map_): New static variables.
5654 (initialize_conflict_count): New function to initialize the
5655 CONFLICT_COUNT field for each conflict pair.
5656 (compare_pairs): Lazily initialize the conflict count and use it
5657 as the first tie-breaker.
5658 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5659 and wipe conflicts_ and map_ around the call to qsort. Remove
5660 special case for 2 coalesce pairs.
5661 * bitmap.c (bitmap_count_unique_bits): New function.
5662 (bitmap_count_bits_in_word): New function, extracted from
5664 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5665 * bitmap.h (bitmap_count_unique_bits): Declare it.
5667 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5670 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5671 transparent alias chain for decl assembler name.
5672 * config/sol2.c (solaris_assemble_visibility): Likewise.
5674 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5676 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5678 (v10_fdivs): Likewise.
5679 (v10_fdivd): Likewise.
5681 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5684 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5685 to not call fclose twice on file.
5687 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5689 PR tree-optimization/70354
5690 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5691 oprnd0 is wider than oprnd1 and there is a cast from the wider
5692 type to oprnd1, mask it with the mask of the narrower type.
5695 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5696 Optimize TARGET_STV splitters, if high or low word of last argument
5699 2016-03-22 Jeff Law <law@redhat.com>
5702 tree-ssa-threadbackward.c
5703 (fsm_find_control_statement_thread_paths): Correctly distinguish
5704 between old style jump threads vs FSM jump threads.
5706 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5709 * config/i386/i386.c (scalar_chain::convert_op): Support
5710 uninitialized register usage case.
5712 2016-03-22 Richard Biener <rguenther@suse.de>
5715 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5717 (capture::gen_transform): ... to change behavior when substituting
5718 a condition into cond or not-cond expr context.
5719 (dt_simplify::gen_1): Adjust.
5720 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5721 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5722 last change and instead change to
5723 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5724 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5726 2016-03-22 Anthony Green <green@moxielogic.com>
5728 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5729 issue for moxiebox targets.
5730 (CC1PLUS_SPEC): Ditto.
5732 2016-03-22 Richard Biener <rguenther@suse.de>
5735 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5738 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5740 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5742 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5745 * config/i386/i386.c (def_builtin): Handle
5746 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5748 (const struct builtin_description bdesc_special_args[]):
5749 Remove duplicate ISA bits.
5751 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5754 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5755 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5756 in a way that works also for AVX512BW.
5759 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5760 instead of source if operands[1] is xmm16 and above and
5761 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5762 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5765 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5766 on assign if (*from_p) is a comparison, set it to
5767 TREE_NO_WARNING (*from_p).
5769 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5772 * lra.c (restore_scratches): Ignore deleted insns.
5774 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5775 Jakub Jelinek <jakub@redhat.com>
5777 PR tree-optimization/70317
5778 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5781 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5784 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5785 of ix86_expand_move.
5787 (movti): Use general_operand for operand 1 predicate.
5789 2016-03-21 Martin Liska <mliska@suse.cz>
5791 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5793 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5795 2016-03-21 Martin Liska <mliska@suse.cz>
5798 * ipa-icf.c (sem_function::parse): Skip static
5799 constructors and destructors.
5801 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5804 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5805 function-like macro, peek following token(s) if it is followed
5806 by CPP_OPEN_PAREN token with optional padding in between, and
5807 if not, don't treat it like a macro.
5809 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5810 Alexander Monakov <amonakov@ispras.ru>
5812 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5813 for the stabs debug format.
5815 2016-03-21 Richard Biener <rguenther@suse.de>
5817 PR tree-optimization/70310
5818 * tree-vect-generic.c (expand_vector_condition): Fold the built
5821 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5824 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5825 Block third alternative for AVX-512VL target,
5827 2016-03-21 Martin Liska <mliska@suse.cz>
5830 * hsa-brig.c (emit_function_directives): Mark unemitted
5831 global variables for emission.
5832 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5833 (get_symbol_for_decl): Likewise.
5834 * hsa.h (struct hsa_symbol): New flag.
5836 2016-03-21 Richard Biener <rguenther@suse.de>
5838 PR tree-optimization/70288
5839 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5840 we do not estimate unsimplified all-constant conditionals or
5841 switches as optimized away.
5843 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5845 PR rtl-optimization/69102
5846 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5847 when we have a readonly dependency context.
5849 2016-03-18 Jeff Law <law@redhat.com>
5851 PR rtl-optimization/70263
5852 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5853 (update_equiv_regs): When trying to move a store to after the insn
5854 that sets the source of the store, make sure the store occurs after
5855 the insn that sets the source of the store. When successful note
5856 the REG_EQUIV note created in the dump file.
5858 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5859 Bernd Schmidt <bschmidt@redhat.com>
5861 * doc/extend.texi: Document more potential problems with basic asms.
5863 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5865 PR rtl-optimization/70278
5866 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5869 2016-03-18 Jason Merrill <jason@redhat.com>
5871 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5873 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5875 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5876 values to 128b regs.
5878 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5880 PR tree-optimization/70252
5881 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5882 boolean vector has a proper number of elements.
5883 (supportable_narrowing_operation): Likewise.
5885 2016-03-18 Tom de Vries <tom@codesourcery.com>
5888 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5890 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5892 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5893 instead of replace_rtx for DEBUG_INSNs.
5895 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5897 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5898 load type reservations.
5900 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5903 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5904 define_constraint for "Q" and "T" constraints.
5906 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5908 Tweak the pipeline model for Exynos M1
5910 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5913 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5916 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5917 where one or both locations aren't within a line_map.
5919 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5922 * opts.c (finish_options): Don't set flag_pie to the default if
5923 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5926 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5928 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5929 true as ALL_REGS argument to replace_rtx.
5931 2016-03-17 Richard Biener <rguenther@suse.de>
5934 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5937 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5940 * rtl.h (replace_rtx): Add ALL_REGS argument.
5941 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5942 equality and assert mode is the same, instead of just rtx pointer
5944 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5945 true as ALL_REGS argument to replace_rtx.
5947 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5949 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5950 for boolean vector with vector mode only.
5951 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5953 2016-03-17 Nick Clifton <nickc@redhat.com>
5956 * config/rx/rx.c (rx_print_integer): Print negative constants in
5959 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5962 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5964 2016-03-16 Richard Henderson <rth@redhat.com>
5965 Richard Biener <rguenth@suse.de>
5970 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5971 first operand as is_gimple_condexpr.
5976 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5977 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5978 Do not gimplify the result.
5979 (do_unop): Adjust call to tree_vec_extract.
5980 (do_binop): Likewise.
5981 (do_compare): Likewise.
5982 (do_plus_minus): Likewise.
5983 (do_negate): Likewise.
5984 (expand_vector_condition): Likewise.
5985 (do_cond): Likewise.
5987 2016-03-16 Richard Henderson <rth@redhat.com>
5990 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5991 (aarch64_classify_address): Use it.
5992 (aarch64_legitimize_address): Force all subexpressions of PLUS
5993 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5995 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5996 Richard Biener <rguenth@suse.de>
5999 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6000 return to even if only REGNO is equal, and assert
6003 2016-03-11 Jeff Law <law@redhat.com>
6005 PR rtl-optimization/70224
6006 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6008 2016-03-16 Richard Henderson <rth@redhat.com>
6011 * function.h (struct function): Add has_forced_label_in_static.
6012 * gimplify.c (force_labels_r): Set it.
6013 * lto-streamer-in.c (input_struct_function_base): Read it.
6014 * lto-streamer-out.c (output_struct_function_base): Write it.
6015 * tree-inline.c (has_label_address_in_static_1): Remove.
6016 (copy_forbidden): Remove fndecl parameter; test
6017 has_forced_label_in_static.
6018 (inline_forbidden_p): Update call to copy_forbidden.
6019 (tree_versionable_function_p): Likewise.
6020 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6021 (chkp_versioning): Likewise.
6022 * tree-inline.h (copy_forbidden): Update decl.
6024 2016-03-16 Marek Polacek <polacek@redhat.com>
6027 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
6028 function being thunked if the result type doesn't have fixed size.
6029 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
6030 doesn't have fixed size.
6032 2016-03-16 Bin Cheng <bin.cheng@arm.com>
6034 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
6035 reporting malformed loop nest.
6037 2016-03-16 Tom de Vries <tom@codesourcery.com>
6040 * ipa-devirt.c (possible_polymorphic_call_targets): Move
6041 nodes.length () == 1 test to before first nodes[0] access.
6043 2016-03-16 Tom de Vries <tom@codesourcery.com>
6045 PR tree-optimization/68715
6046 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6049 2016-03-16 Tom de Vries <tom@codesourcery.com>
6051 PR tree-optimization/68809
6052 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6055 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6056 Sandra Loosemore <sandra@codesourcery.com>
6058 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6059 on leaf attribute. Mention ELF interposition problems.
6061 2016-03-16 Alan Modra <amodra@gmail.com>
6063 PR rtl-optimization/69195
6064 PR rtl-optimization/47992
6065 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6068 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6071 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6073 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6075 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6077 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6079 PR rtl-optimization/70222
6080 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6081 optimization if mode is different from result_mode, queue up masking
6082 of the result in outer_op. Formatting fix.
6085 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6088 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6090 PR rtl-optimization/69032
6091 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6092 looping backwards over basic block insns.
6094 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6097 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6098 to non-speculative when propagating trap bits.
6100 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6102 PR rtl-optimization/63384
6103 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6106 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6109 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6110 factored out from ...
6111 (sched_analyze_insn): ... here.
6112 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6113 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6114 get_implicit_reg_pending_clobbers in it.
6115 (setup_id_reg_sets): Use setup_id_implicit_regs.
6116 (deps_init_id): Ditto.
6118 2016-03-15 Tom de Vries <tom@codesourcery.com>
6121 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6123 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6124 execute_function_dump.
6125 (execute_one_pass): Don't dump function if it will be dumped after ipa
6128 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6130 * genrecog.c (match_pattern_2): If pred is NULL don't call
6131 safe_predicate_mode on it.
6133 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6136 * lra-constraints.c (delete_move_and_clobber): Change assertion
6137 to also allow dregno == 0.
6139 2016-03-14 Richard Henderson <rth@redhat.com>
6142 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6143 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6144 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6145 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6148 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6151 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6153 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6155 * lra-constraints.c (split_reg): For hard regs, try to find the
6156 biggest single-register mode used in the function.
6158 2016-03-14 Richard Biener <rguenther@suse.de>
6160 PR tree-optimization/56365
6161 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6162 constants to compare against.
6164 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6167 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6168 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6169 (define_split for the GPR case): Use int_reg_operand instead of
6170 gpc_reg_operand for the output.
6172 2016-03-14 Tom de Vries <tom@codesourcery.com>
6174 PR tree-optimization/70045
6175 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6176 create_empty_if_region_on_edge argument.
6178 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6180 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6181 (STACK_CHECK_PROTECT): Likewise.
6182 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6183 (STACK_CHECK_PROTECT): Likewise.
6184 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6185 (STACK_CHECK_PROTECT): Likewise.
6186 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6187 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6188 (STACK_CHECK_PROTECT): Likewise.
6190 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6192 PR rtl-optimization/69307
6193 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6194 registers in modes that span more than one register.
6196 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6199 * lra-constraints.c (delete_move_and_clobber): New.
6200 (remove_inheritance_pseudos): Use it.
6202 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6205 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6206 the libcall is LCT_THROW.
6207 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6208 for the checking routine.
6210 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6213 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6214 optimization if we have direct move.
6215 (roundu32<mode>2_fprs): Likewise.
6217 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6220 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6222 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6223 Arguments swapped. All callers changed. Take reg_renumber into
6224 account, and Calculate and compare register ranges for hard regs.
6226 2016-03-11 Jeff Law <law@redhat.com>
6228 PR tree-optimization/70190
6229 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6230 Handle cases where we can not extract the taken edge, even though we
6231 found a constant value.
6233 PR tree-optimization/64058
6234 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6235 (num_coalesce_pairs): Move up earlier in file.
6236 (find_coalesce_pair): Initialize the INDEX field for each pair
6238 (compare_pairs): No longer sort on the elements in each pair.
6239 Instead break ties with the index of the coalesce pair.
6241 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6244 * config/aarch64/aarch64-protos.h
6245 (aarch64_save_restore_target_globals): New prototype.
6246 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6247 Call the above when popping pragma.
6248 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6250 (aarch64_set_current_function): Rewrite using the above.
6252 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6254 PR tree-optimization/70177
6255 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6256 (extract_ops_from_tree): ... this. In the 2 argument
6257 overload remove _1 suffix.
6258 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6259 (extract_ops_from_tree): ... this.
6260 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6262 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6263 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6264 extract_ops_from_tree instead of 2 operand one.
6266 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6268 PR tree-optimization/70013
6269 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6270 for constant-pool entries.
6272 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6274 PR rtl-optimization/70174
6275 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6276 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6278 PR tree-optimization/70169
6279 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6280 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6283 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6284 Jakub Jelinek <jakub@redhat.com>
6287 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6288 of uninitialized values.
6290 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6292 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6294 ("*trunctddd2"): New pattern definition.
6295 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6298 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6300 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6301 definitions for BFP and DFP rounding modes.
6302 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6303 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6304 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6305 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6308 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6310 * config/s390/constraints.md: Adjust comment.
6311 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6312 s390_decompose_addrstyle_without_index.
6313 * config/s390/predicates.md (shift_count_or_setmem_operand):
6314 Rename to setmem_operand.
6315 * config/s390/s390-protos.h
6316 (s390_decompose_shift_count): Rename to
6317 s390_decompose_addrstyle_without_index.
6318 * config/s390/s390.c (s390_decompose_shift_count)
6319 (s390_mem_constraint, print_shift_count_operand)
6320 (print_operand_address, print_operand): Rename
6321 s390_decompose_shift_count to
6322 s390_decompose_addrstyle_without_index and rename
6323 print_shift_count_operand to print_addrstyle_operand troughout the
6325 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6326 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6327 Rename shift_count_or_setmem_operand to setmem_operand.
6328 * config/s390/vx-builtins.md ("vec_insert<mode>")
6329 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6332 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6335 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6336 Handle overlapping retval and newval.
6338 2016-03-10 Nick Clifton <nickc@redhat.com>
6341 * config/aarch64/aarch64.c
6342 (aarch64_override_options_after_change_1): When forcing
6343 flag_omit_frame_pointer to be true, use a special value that can
6344 be detected if this function is called again, thus preventing
6345 flag_omit_leaf_frame_pointer from being forced to be false.
6347 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6349 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6350 Set x_flag_omit_leaf_frame_pointer when handling
6351 -momit-leaf-frame-pointer.
6353 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6356 * cgraph.c (cgraph_node::dump): Dump split_part and
6357 indirect_call_target.
6358 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6359 * ipa.c (has_addr_references_p): Cleanup.
6360 (is_indirect_call_target_p): New.
6361 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6362 called indirectly as local.
6363 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6365 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6368 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6369 on cxa_pure_virtual.
6371 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6374 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6376 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6379 * tree.c (need_assembler_name_p): Only record main variant type names.
6381 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6384 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6385 Always define to 0 or 1.
6386 (TARGET_FIX_ERR_A53_843419): New macro.
6387 * config/aarch64/aarch64-elf-raw.h
6388 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6389 * config/aarch64/aarch64-linux.h: Likewise.
6390 * config/aarch64/aarch64.c
6391 (aarch64_override_options_after_change_1): Do not default
6392 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6394 (aarch64_attributes): Handle fix-cortex-a53-843419.
6395 (aarch64_can_inline_p): Likewise.
6396 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6398 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6399 Jakub Jelinek <jakub@redhat.com>
6401 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6402 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6403 DECL_COMMONS if flag_unconstrained_commons is set.
6404 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6405 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6406 (funconstrained-commons): Document.
6408 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6410 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6411 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6413 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6415 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6416 has a proper number of elements.
6418 2016-03-10 Alan Modra <amodra@gmail.com>
6420 PR rtl-optimization/69195
6421 PR rtl-optimization/47992
6422 * ira.c (recorded_label_ref): Delete.
6423 (update_equiv_regs): Return void.
6424 (indirect_jump_optimize): New function.
6425 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6426 before regstat_compute_ri. Don't rebuild_jump_labels here.
6427 Delete update_regstat.
6429 2016-03-10 Richard Biener <rguenther@suse.de>
6431 PR tree-optimization/70128
6432 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6433 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6435 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6437 PR tree-optimization/70152
6438 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6439 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6442 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6443 instead of gen_sse2_loadlpd.
6444 * config/i386/sse.md (*vec_concatv2df): Rename to...
6445 (vec_concatv2df): ... this.
6447 PR tree-optimization/70127
6448 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6450 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6454 * diagnostic-show-locus.c (compatible_locations_p): New function.
6455 (layout::layout): Sanitize ranges using compatible_locations_p.
6457 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6461 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6462 location_range param with three const expanded_locations * and a
6464 (layout::layout): Replace call to
6465 rich_location::lazily_expand_location with get_expanded_location.
6466 Extract the range and perform location expansion here, passing
6467 the results to the layout_range ctor.
6468 * diagnostic.c (source_range::debug): Delete.
6469 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6470 of rich_location::get_expanded_location.
6471 * gcc-rich-location.c (get_range_for_expr): Delete.
6472 (gcc_rich_location::add_expr): Reimplement to avoid the
6473 rich_location::add_range overload that took a location_range,
6474 passing a location_t instead.
6476 2016-03-09 Richard Biener <rguenther@suse.de>
6477 Jakub Jelinek <jakub@redhat.com>
6479 PR tree-optimization/70138
6480 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6481 Also skip vect_double_reduction_def.
6483 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6486 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6487 if the operand is "m".
6489 2016-03-09 Nathan Sidwell <nathan@acm.org>
6491 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6493 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6495 * config/i386/i386.c (processor_target_table): Fix cost table
6496 intialization order for znver1.
6498 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6500 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6501 - becuase -> because.
6502 * ipa-reference.c (ignore_module_statics): Likewise.
6503 * cgraph.c (cgraph_node::get_body): Likewise.
6504 * ipa-inline.c (early_inliner): Likewise.
6505 * ipa-devirt.c (types_same_for_odr): Likewise.
6506 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6507 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6509 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6511 * tree-ssa-math-opts.c: Fix typo in comment.
6513 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6516 * config/i386/i386.c (scalar_chain::make_vector_copies,
6517 scalar_chain::convert_reg): Call end_sequence in between
6518 get_insns and emit_conversion_insns rather than after both
6521 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6524 * config/i386/i386.h (machine_function): Add
6525 pc_thunk_call_expanded flag.
6526 (ix86_pc_thunk_call_expanded): New define.
6527 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6528 (*set_got): Rename insn pattern from set_got.
6529 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6530 * config/i386/i386.c (ix86_compute_frame_layout): Use
6531 ix86_pc_thunk_call_expanded to prevent red-zone.
6533 2016-03-07 Martin Jambor <mjambor@suse.cz>
6535 * hsa.h (hsa_get_ctor_statements): Declare.
6536 (hsa_get_dtor_statements): Likewise.
6537 (hsa_get_kernel_dispatch_type): Likewise.
6538 * hsa.c (hsa_get_ctor_statements): New function.
6539 (hsa_get_dtor_statements): Likewise.
6540 (hsa_get_kernel_dispatch_type): Likewise.
6541 * hsa-brig.c (hsa_cdtor_statements): Removed.
6542 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6543 hsa_get_dtor_statements.
6544 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6545 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6547 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6549 * config/arm/arm-cores.def (cortex-r8): New.
6550 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6551 * config/arm/arm-tune.md: Likewise.
6552 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6554 2016-03-07 Martin Sebor <msebor@redhat.com>
6556 PR rtl-optimization/19705
6557 * doc/invoke.texi (Options That Control Optimization): Clarify
6558 -fno-branch-count-reg.
6560 2016-02-26 Richard Biener <rguenther@suse.de>
6561 Jeff Law <law@redhat.com>
6563 PR tree-optimization/69740
6564 * cfghooks.c (remove_edge): Request loop fixups if we delete
6565 an edge that might turn an irreducible loop into a natural
6567 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6568 Move after definition of loops_state_clear.
6570 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6572 PR rtl-optimization/69052
6573 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6576 2016-03-07 Tom de Vries <tom@codesourcery.com>
6578 PR tree-optimization/70116
6579 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6580 is_tm_ending stmts and ubsan/asan internal functions.
6581 (find_duplicate): Use it. Don't test is_tm_ending here.
6583 2016-03-07 Richard Biener <rguenther@suse.de>
6585 PR tree-optimization/70115
6586 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6587 (propagate_constants_for_unrolling): Use replace_uses_by.
6589 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6592 * omp-low.c (struct oacc_loop): Add ifns.
6593 (new_oacc_loop_raw): Initialize it.
6594 (finish_oacc_loop): Clear mask & flags if no ifns.
6595 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6596 (oacc_loop_xform_loop): Add ifns arg & adjust.
6597 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6599 2016-03-07 Richard Henderson <rth@redhat.com>
6602 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6603 (insert_value_copy_on_edge): Likewise.
6605 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6607 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6609 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6612 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6614 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6616 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6618 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6620 Fix sseimul type attribute.
6621 * config/i386/znver1.md
6622 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6623 znver1_sseimul_avx256_load) : Fix the type attribute.
6624 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6625 pipe usage and latency.
6627 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6630 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6631 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6634 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6637 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6639 PR rtl-optimization/69941
6640 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6641 the reg share its mode.
6643 2016-03-04 Jeff Law <law@redhat.com>
6645 PR tree-optimization/69196
6646 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6647 If the both SSA_NAMEs are anonymous, then consider them unassociated
6648 and include the PHI in the statement count.
6650 2016-03-05 Tom de Vries <tom@codesourcery.com>
6652 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6653 construct in oacc routine. Check for oacc region in oacc routine.
6655 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6658 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6659 2016-02-22 changes, instead don't recurse if RECUR is already true.
6660 Don't change *dynamic_check if RECUR. Adjust recursive caller
6661 to pass true to the new argument.
6662 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6665 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6666 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6668 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6670 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6672 PR rtl-optimization/57676
6673 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6676 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6678 * tree-vect-patterns.c (search_type_for_mask): Handle
6679 comparison of booleans.
6681 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6683 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6687 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6688 all other ops that have dw_val_class_die_ref operands,
6689 and DW_OP_GNU_entry_value.
6691 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6693 PR rtl-optimization/69904
6694 * config/arm/arm.c (arm_cannot_copy_insn_p):
6695 Return true for load-exclusive instructions.
6697 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6700 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6701 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6702 the pattern no matter if it is used just by non-pattern, pattern
6704 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6705 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6706 oprnd1 def_stmt is in pattern, don't look through it.
6708 2016-03-03 Marek Polacek <polacek@redhat.com>
6711 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6713 2016-03-03 Martin Liska <mliska@suse.cz>
6715 PR tree-optimization/70043
6716 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6717 previous statement if we see a debug statement.
6719 2016-03-03 Richard Biener <rguenther@suse.de>
6721 PR tree-optimization/55936
6722 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6723 parameter and guard unsafe equivalence use.
6724 (vrp_evaluate_conditional_warnv_with_ops): Always use
6725 safe equivalences but not via the quadratic compare_names
6728 2016-03-03 Michael Collison <michael.collison@linaro.org>
6731 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6732 for operand 1 to s_register_operand. Change predicate for operand
6733 2 to arm_not_immediate_operand.
6735 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6737 * doc/tm.texi: Regenerated.
6739 2016-03-02 Richard Henderson <rth@redhat.com>
6742 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6743 simplification when all args are positive non-fixed registers.
6745 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6747 * target.def (lra_p): Specify that new ports should use LRA.
6749 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6752 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6753 gimplify_type_sizes the type they refer to.
6754 (omp_notice_variable): Handle reference vars to VLAs.
6755 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6756 reference to VLA decls in the second pass instead of first pass.
6758 2016-03-02 Tom de Vries <tom@codesourcery.com>
6760 PR tree-optimization/68659
6761 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6762 new_expr == NULL_TREE.
6763 (get_new_name): Handle ADDR_EXPR.
6765 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6767 PR rtl-optimization/69052
6768 * loop-invariant.c (canonicalize_address): New function.
6769 (inv_can_prop_to_addr_use): Check validity of address expression
6770 which is canonicalized by above function.
6772 2016-03-02 Alan Modra <amodra@gmail.com>
6775 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6778 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6781 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6782 (*movhi_internal): Put mask moves from and to memory separately
6783 from moves from/to GPRs.
6785 2016-03-02 Richard Biener <rguenther@suse.de>
6787 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6788 GENERIC expressions in GIMPLE.
6790 2016-03-02 Richard Biener <rguenther@suse.de>
6792 * config/i386/i386.c (type_natural_mode): Fix typo.
6794 2016-03-02 Nick Clifton <nickc@redhat.com>
6796 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6798 2016-03-02 Richard Biener <rguenther@suse.de>
6799 Uros Bizjak <ubizjak@gmail.com>
6802 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6804 2016-03-02 Richard Biener <rguenther@suse.de>
6807 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6809 2016-03-02 Marek Polacek <polacek@redhat.com>
6812 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6813 "is promoted to" warning.
6815 2016-03-01 DJ Delorie <dj@redhat.com>
6817 * config.gcc: Deprecate mep-*.
6819 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6822 * lra-constraints.c (regno_val_use_in): New.
6823 (match_reload): Use it instead of regno_use_in.
6825 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6827 PR rtl-optimization/70007
6828 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6829 references present in REG_EQUAL notes attached to non-SET patterns.
6831 2016-03-01 Jeff Law <law@redhat.com>
6833 PR tree-optimization/69196
6834 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6835 Appropriately clamp the number of statements to copy when the
6836 thread path does not traverse a loop backedge.
6838 PR tree-optimization/69196
6839 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6840 Do count some PHIs in the thread path against the insn count. Decrease
6841 final statement count by one as the control statement in the last
6842 block will get removed. Remove special cased code for handling PHIs
6845 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6849 asm dialect alternatives to explicit GOTPCREL calls.
6851 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6854 * ira.c (do_reload): Issue warning for generic stack checking here...
6855 * reload1.c (reload): ...instead of here and streamline it.
6857 2016-03-01 Nick Clifton <nickc@redhat.com>
6859 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6861 2016-03-01 Richard Biener <rguenther@suse.de>
6863 PR tree-optimization/69983
6864 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6865 types and fall back to operand_equal_p.
6867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6870 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6872 * config/s390/constraints.md ("jm8"): New constraint.
6873 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6875 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6877 ("*setmem_long<setmem_and>"): New pattern.
6878 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6880 ("*setmem_long_31z<setmem_and>"): New pattern.
6881 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6882 New substitution rules with the required attributes.
6885 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6888 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6890 * gensupport.c (process_substs_on_one_elem): Split loop to
6891 complete mark_operands_used_in_match_dup on all expressions in the
6893 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6894 and remove function.
6896 2016-03-01 Richard Biener <rguenther@suse.de>
6899 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6900 vector BIT_FIELD_REF extract.
6902 2016-03-01 Richard Biener <rguenther@suse.de>
6904 PR tree-optimization/69994
6905 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6907 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6909 PR tree-optimization/69956
6910 * tree-vect-stmts.c (supportable_widening_operation): Support
6911 multi-step conversion of boolean vectors.
6912 (supportable_narrowing_operation): Likewise.
6914 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6916 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6919 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6921 * config/s390/subst.md (DSI_VI): New mode iterator.
6922 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6923 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6924 the insn definition.
6925 ("*vec_set<mode>"): Change predicate and add alternative to
6926 support only either register or const_int operands as element
6928 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6930 ("vec_extract<mode>"): New expander.
6931 ("*vec_extract<mode>"): New insn definition supporting reg and
6932 const_int element selectors.
6933 ("*vec_extract<mode>_plus"): New insn definition supporting
6934 reg+const_int element selectors.
6935 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6936 following expander+insn definition.
6937 ("<vec_shifts_name><mode>3"): New expander.
6938 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6940 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6942 * config/s390/s390.md ("*tabort_1"): Change predicate to
6943 nonmemory_operand. Add a second alternative to cover
6944 register as well as const int operands.
6945 ("*tabort_1_plus"): New pattern definition.
6947 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6949 * config/s390/s390.md ("*ashrdi3_cc_31")
6950 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6951 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6952 Merge insn definitions into ...
6953 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6954 New pattern definition.
6955 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6956 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6957 ("*ashr<mode>3_and"): Merge insn definitions into ...
6958 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6959 New pattern definition.
6960 * config/s390/subst.md ("addr_style_op_cc_subst")
6961 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6962 substitutions patterns plus attributes.
6963 Add ashiftrt to SUBST iterator.
6965 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6967 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6968 op2 to nonmemory_operand.
6969 ("*<shift>di3_31", "*<shift>di3_31_and"):
6970 Merge into single pattern definition ...
6971 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6972 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6973 pattern definition ...
6974 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6975 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6978 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6980 * config/s390/predicates.md (const_int_6bitset_operand): New
6982 * config/s390/s390.md: Include subst.md.
6983 ("rotl<mode>3"): New expander.
6984 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6986 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6987 * config/s390/subst.md: New file.
6989 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6991 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6992 Remove RRR type. It doesn't really exist.
6993 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6995 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6996 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6997 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6998 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6999 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7000 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7001 `enabled' attribute.
7003 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7005 * gensupport.c (process_substs_on_one_elem): Split loop to
7006 complete mark_operands_used_in_match_dup on all expressions in the
7008 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7009 and remove function.
7011 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7014 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7015 (CEIL_NWORDS): ...this. Use CEIL macro.
7016 (compute_fp_layout): Adjust to above renaming.
7017 (function_arg_union_value): Likewise.
7018 (sparc_arg_partial_bytes): Likewise.
7019 (sparc_function_arg_advance): Likewise.
7021 2016-02-29 Jeff Law <law@redhat.com>
7023 PR tree-optimization/70005
7024 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
7025 where an object with a boolean range is compared against a value
7028 PR tree-optimization/69999
7029 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
7030 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
7033 2016-02-29 Richard Biener <rguenther@suse.de>
7035 PR tree-optimization/69994
7036 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
7037 (get_unary_op): Look through nop conversions.
7038 (ops_equal_values_p): New function, look for equality diregarding
7040 (eliminate_plus_minus_pair): Use ops_equal_values_p
7041 (repropagate_negates): Do not use get_unary_op here.
7043 2016-02-29 Martin Liska <mliska@suse.cz>
7045 * system.h: Poison ENABLE_CHECKING macro.
7047 2016-02-29 Martin Liska <mliska@suse.cz>
7049 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7050 is presented in dump flags.
7051 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7052 (hsa_regalloc): Likewise.
7054 2016-02-19 Richard Biener <rguenther@suse.de>
7056 PR tree-optimization/69980
7057 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7058 permutation of those we need to keep.
7060 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7063 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7064 (NWORDS_UP): ...this
7065 (init_cumulative_args): Minor tweaks.
7066 (sparc_promote_function_mode): Likewise.
7067 (scan_record_type): Delete.
7068 (traverse_record_type): New function template.
7069 (classify_data_t): New structure type.
7070 (classify_registers): New inline function.
7071 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7072 exhausted. Instantiate traverse_record_type on classify_registers and
7073 deal with the case of a structure passed in slot #15 with no FP field
7075 (assign_data_t): New structure type.
7076 (compute_int_layout): New static function.
7077 (compute_fp_layout): Likewise.
7078 (count_registers): New inline function.
7079 (assign_int_registers): New static function.
7080 (assign_fp_registers): Likewise.
7081 (assign_registers): New inline function.
7082 (function_arg_record_value_1): Delete.
7083 (function_arg_record_value_2): Likewise.
7084 (function_arg_record_value_3): Likewise.
7085 (function_arg_record_value): Adjust to above changes. Instantiate
7086 traverse_record_type on count_registers to first count the number of
7087 registers to be used and then on assign_registers to assign them.
7088 (function_arg_union_value): Adjust to above renaming.
7089 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7090 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7091 case of a structure passed in slot #15
7092 (sparc_function_arg_advance): Likewise.
7093 (function_arg_padding): Minor tweak.
7095 2016-02-29 Richard Biener <rguenther@suse.de>
7097 PR tree-optimization/69720
7098 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7099 the adjustment_def path for possibly vectorized defs.
7100 (vect_create_epilog_for_reduction): Handle vectorized initial
7103 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7105 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7107 2016-02-27 Jeff Law <law@redhat.com>
7110 2016-02-26 Richard Biener <rguenther@suse.de>
7111 Jeff Law <law@redhat.com>
7113 PR tree-optimization/69740
7114 * cfghooks.c (remove_edge): Request loop fixups if we delete
7115 an edge that might turn an irreducible loop into a natural
7118 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7120 PR rtl-optimization/69896
7121 * tree-vect-generic.c (get_compute_type): Avoid single element
7124 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7126 Rename the AArch64 tuning option and related functions to enable the
7127 Newton series for the reciprocal square root to reflect its
7128 approximative characteristic.
7130 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7131 function to "aarch64_emit_approx_rsqrt".
7132 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7133 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7134 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7135 (xgene1_tunings): Likewise.
7136 (use_rsqrt_p): Likewise.
7137 (aarch64_emit_swrsqrt): Use new function name.
7138 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7139 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7140 text explaining this option.
7141 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7143 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7146 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7147 complain about -mallow-movmisalign without -mvsx if
7148 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7150 2016-02-26 Joel Sherrill <joel@rtems.org>
7152 * config.gcc: Add x86_64-*-rtems*.
7153 * gcc/config/i386/rtems-64.h: New file.
7155 2016-02-26 Joel Sherrill <joel@rtems.org>
7157 * config.gcc: Add aarch64-*-rtems*.
7158 * gcc/config/aarch64/rtems.h: New file.
7160 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7163 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7164 shift amount using %h. Add comment.
7166 2016-02-26 Richard Biener <rguenther@suse.de>
7167 Jeff Law <law@redhat.com>
7169 PR tree-optimization/69740
7170 * cfghooks.c (remove_edge): Request loop fixups if we delete
7171 an edge that might turn an irreducible loop into a natural
7174 2016-02-26 Martin Jambor <mjambor@suse.cz>
7177 * tree-sra.c (sra_modify_assign): Do not remove loads of
7178 uninitialized aggregates to SSA_NAMEs.
7180 2016-02-26 Richard Henderson <rth@redhat.com>
7183 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7184 pseudo in case the target rtx matches the source of the left
7187 2016-02-26 Martin Jambor <mjambor@suse.cz>
7190 * hsa.h (hsa_type_packed_p): Declare.
7191 * hsa.c (hsa_type_packed_p): New function.
7192 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7194 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7195 * hsa-brig.c (emit_basic_insn): Likewise.
7197 2016-02-26 Martin Jambor <mjambor@suse.cz>
7200 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7202 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7204 2016-02-26 Martin Jambor <mjambor@suse.cz>
7206 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7207 hsa_op_with_type operands.
7208 (hsa_unsigned_type_for_type): Declare.
7209 * hsa.c (hsa_unsigned_type_for_type): New function.
7210 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7211 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7212 the finalizer. Do not emit extra move.
7214 2016-02-26 Martin Jambor <mjambor@suse.cz>
7216 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7217 atomic operations in private segment.
7219 2016-02-26 Martin Jambor <mjambor@suse.cz>
7221 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7222 statements to wi->info. Also disallow omp simd constructs.
7223 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7224 for not gridifying. Dump special string for omp_for.
7226 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7229 * config/aarch64/aarch64.c (aarch64_set_current_function):
7230 Save/restore target globals when switching to
7231 target_option_default_node.
7233 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7236 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7237 Return 0 if !SHIFT_COUNT_TRUNCATED.
7239 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7240 Eric Botcazou <ebotcazou@adacore.com>
7242 PR rtl-optimization/69891
7243 * dse.c (scan_insn): If we can't figure out memset arguments
7244 or they are non-constant, call clear_rhs_from_active_local_stores.
7246 2016-02-26 Martin Liska <mliska@suse.cz>
7248 * doc/extend.texi: Mention clog10, clog10f an clog10l
7249 in Builtins section.
7251 2016-02-26 Martin Liska <mliska@suse.cz>
7253 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7255 (resolve_args_picking_1): Likewise.
7256 * dwarf2out.h (struct GTY): Likewise.
7258 2016-02-26 Martin Liska <mliska@suse.cz>
7260 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7262 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7264 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7265 Martin Liska <mliska@suse.cz>
7267 * doc/install.texi: Mention --enable-valgrind-annotations.
7269 2016-02-26 Richard Biener <rguenther@suse.de>
7271 PR tree-optimization/69551
7272 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7273 looking through aliases adjust DECL_PT_UID to refer to the
7274 ultimate alias target.
7276 2016-02-25 Martin Liska <mliska@suse.cz>
7279 * alloc-pool.c (after_memory_report): New variable.
7280 * alloc-pool.h (base_pool_allocator ::release): Do not use
7281 the infrastructure if after_memory_report.
7282 * toplev.c (toplev::main): Mark after memory report.
7284 2016-02-25 Richard Biener <rguenther@suse.de>
7286 PR tree-optimization/48795
7287 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7289 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7292 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7293 offloading is enabled and -fopenacc or -fopenmp is specified.
7294 (CRTOFFLOADEND): Likewise.
7295 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7296 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7297 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7298 (offload_objects_file_name): New static var.
7299 (tool_cleanup): Remove offload_objects_file_name file.
7300 (find_offloadbeginend): Replace with ...
7301 (find_crtoffloadtable): ... this.
7302 (run_gcc): Remove offload_argc and offload_argv.
7303 Get offload_objects_file_name from -foffload-objects=... option.
7304 Read names of object files with offload from this file, pass them to
7305 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7306 don't pass offloadbegin and offloadend to the linker. Don't pass
7307 offload non-LTO files to the linker, because now they're not claimed.
7309 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7312 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7313 on builtin_unreachable.
7315 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7317 PR rtl-optimization/69896
7318 * regcprop.c: Include cfgrtl.h.
7319 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7320 than remembered mode, either delete it (if noop_move_p), or
7321 treat like copy_p but not noop_p instruction.
7323 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7326 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7327 - allow NULL decl for Fortran DW_TAG_common_block variables.
7329 2016-02-24 Jason Merrill <jason@redhat.com>
7331 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7333 2016-02-24 Richard Biener <rguenther@suse.de>
7334 Jakub Jelinek <jakub@redhat.com>
7337 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7338 conditionally executed ops to well-defined overflow behavior.
7340 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7343 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7346 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7348 PR rtl-optimization/69886
7349 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7350 argument. Use it when checking validity of set instructions.
7351 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7352 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7354 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7355 * store-motion.c (find_moveable_store): Update
7356 can_assign_to_reg_without_clobbers_p callsite.
7358 2016-02-24 Richard Biener <rguenther@suse.de>
7361 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7363 (record_nonwrapping_iv): Do not fall back to the low/high bound
7364 for non-constant IV bases if the stmt is not always executed.
7366 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7368 * config/arm/arm-cores.def (cortex-a32): New entry.
7369 * config/arm/arm-tables.opt: Regenerate.
7370 * config/arm/arm-tune.md: Regenerate.
7371 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7372 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7373 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7374 for -mcpu and -mtune.
7376 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7379 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7380 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7381 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7382 (atomic_loaddi_1): Delete.
7383 (atomic_loaddi): Rewrite expander using the above changes.
7385 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7388 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7391 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7392 Richard Biener <rguenth@suse.de>
7395 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7396 set_mem_attributes if tem is SSA_NAME which got expanded
7399 2016-02-24 Richard Biener <rguenther@suse.de>
7401 PR tree-optimization/69907
7402 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7403 end of permutations for BB vectorization.
7405 2016-02-24 Christian Bruel <christian.bruel@st.com>
7407 * config/arm/arm-c.c (arm_option_override): Initialize
7408 target_option_current_node.
7409 * config/arm/arm.c (arm_pragma_target_parse): Replace
7410 build_target_option_node call by target_option_current_node.
7411 Set target_option_current_node.
7414 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7417 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7418 define_insn_and_split to define_insn.
7419 (zero_extendqi<mode>2_dot2): Same.
7420 (extendqi<mode>2_dot): Same.
7421 (extendqi<mode>2_dot2): Same.
7423 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7425 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7426 and add bypass for AES{D,E} and AESMC pairs.
7427 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7430 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7432 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7433 series for reciprocal square root in Exynos M1.
7435 2016-02-23 Martin Sebor <msebor@redhat.com>
7438 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7439 __builtin_alloca_with_align.
7441 2016-02-23 Richard Henderson <rth@redhat.com>
7443 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7444 (ix86_register_pragmas): Remove __seg_tls.
7445 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7446 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7447 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7448 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7449 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7450 * doc/extend.texi (__seg_tls): Remove item.
7452 2016-02-23 Richard Biener <rguenther@suse.de>
7454 * alloc-pool.h (struct allocation_object): Make id member
7455 conditional on CHECKING_P again.
7456 (get_instance): Adjust.
7457 (base_pool_allocator): Likewise.
7459 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7461 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7462 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7464 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7466 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7468 2016-02-23 Richard Biener <rguenther@suse.de>
7470 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7471 * bitmap.h (struct bitmap_usage): Likewise.
7472 (bitmap_move): Declare.
7473 * bitmap.c (register_overhead): Take size_t argument.
7474 (bitmap_move): New function.
7475 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7476 to properly account overhead.
7477 * tree.c (free_node): Use tree_size.
7479 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7482 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7483 when inverting comparison.
7486 * common.opt (Wunreachable-code): Add Warning flag.
7488 2016-02-23 Mark Wielaard <mjw@redhat.com>
7489 Jakub Jelinek <jakub@redhat.com>
7492 * cgraphunit.c (check_global_declaration): Check main_input_filename
7493 and DECL_SOURCE_FILE are not NULL.
7495 2016-02-23 Martin Jambor <mjambor@suse.cz>
7497 PR tree-optimization/69666
7498 * tree-sra.c (sra_modify_assign): Do not attempt to create
7499 default_def replacements for unscalarizable regions.
7501 2016-02-20 Mark Wielaard <mjw@redhat.com>
7504 * cgraphunit.c (check_global_declaration): Check level of
7505 warn_unused_const_variable and main_input_filename.
7506 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7507 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7508 (-Wunused-const-variable): Explain levels 1 and 2.
7510 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7513 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7514 identical arguments. Formatting and spelling fixes.
7517 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7522 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7523 and m68k-devices.def.
7524 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7525 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7527 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7529 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7530 and HImode registers.
7532 2016-02-22 Richard Biener <rguenther@suse.de>
7534 PR tree-optimization/69882
7535 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7536 preserve permutations present because of gaps.
7537 (vect_supported_load_permutation_p): Always continue checking
7538 permutations after vect_attempt_slp_rearrange_stmts.
7540 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7542 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7543 min_profitable_estimate, rather than min_profitable_iters.
7545 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7548 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7549 SImode for last match_operand.
7551 2016-02-22 Martin Liska <mliska@suse.cz>
7553 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7554 return bitsize - 1 as the return value.
7556 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7560 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7561 Handle negative shift counts.
7562 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7563 force_reg on the shift constant.
7564 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7565 (lshrsi3_d): Handle negative shift counts.
7567 2016-02-22 Richard Biener <rguenther@suse.de>
7568 Tom de Vries <tom@codesourcery.com>
7570 * graph.c: Include dumpfile.h.
7571 (print_graph_cfg): Split into three overloads.
7572 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7574 2016-02-22 Tom de Vries <tom@codesourcery.com>
7576 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7579 2016-02-22 Richard Biener <rguenther@suse.de>
7582 * ipa-inline-transform.c (inline_call): When not updating
7583 overall summaries adjust self size by the growth estimate.
7584 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7585 hash-set, do not update overall summaries here. Renamed from ...
7586 (inline_to_all_callers): ... this which is now wrapping the
7587 above and performing delayed overall summary update.
7588 (early_inline_small_functions): Delay updating of the overall
7591 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7593 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7596 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7599 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7600 :%* in %:gt() argument.
7601 (greater_than_spec_func): Adjust for expecting only numbers,
7602 if there are more than two numbers, compare the last two.
7604 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7606 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7607 -Wnarrowing with -std.
7609 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7612 * expr.c (store_field): Don't use bit-field path if exp is
7613 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7614 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7615 and the assignment can be performed by bitwise copy. Formatting
7619 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7620 call copy_reg_eh_region_note_forward on before and/or after sequences
7621 and remove note from insn if it no longer can throw.
7624 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7627 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7629 * config/s390/vector.md: Add missing commutative operand markers
7630 to the patterns which qualify for one.
7631 * config/s390/vx-builtins.md: Likewise.
7633 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7635 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7636 types to mode iterators.
7637 (vec_double): ... and mode attribute.
7638 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7640 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7642 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7643 Change the predicate of op2 from nonimmediate to general and let
7644 reload fix it if necessary.
7646 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7648 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7650 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7652 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7655 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7657 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7658 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7659 * config/s390/s390.md ("movstr<P:mode>"): Call
7660 s390_expand_vec_movstr.
7662 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7664 * config/s390/s390.md: Add missing output modifier for operand 1
7665 to print it as address properly.
7667 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7669 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7670 * config/s390/2964.md: New file.
7671 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7672 of insn grouping attributes depending on the CPU level.
7673 (s390_get_unit_mask): New function.
7674 (s390_sched_score): Remove the OOO from the scheduling macros.
7675 Add loop to calculate a score for the instruction mix.
7676 (s390_sched_reorder): Likewise plus improve debug output.
7677 (s390_sched_variable_issue): Rename macros as above. Calculate
7678 the unit distances after actually scheduling an insn. Improve
7680 (s390_sched_init): Clear last_scheduled_unit_distance array.
7681 * config/s390/s390.md: Include 2964.md.
7683 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7686 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7687 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7688 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7689 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7690 *avx512f_<code>v8div16qi2_mask_1): New insns.
7692 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7695 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7698 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7699 earlyclobber from target. Use wF constraint for fused memory
7701 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7703 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7704 Martin Liska <mliska@suse.cz>
7707 * cfgexpand.c (asan_sanitize_stack_p): New function.
7708 (partition_stack_vars): Use the function.
7709 (expand_stack_vars): Likewise.
7710 (defer_stack_allocation): Likewise.
7711 (expand_used_vars): Likewise.
7713 2016-02-18 Richard Biener <rguenther@suse.de>
7716 * fold-const.c (operand_equal_p): Properly compare offsets for
7717 IMAGPART_EXPR and ARRAY_REF.
7719 2016-02-18 Nick Clifton <nickc@redhat.com>
7723 * config/arm/arm.c (arm_option_override_internal): Disable
7724 interworking if the target does not support thumb instructions.
7725 (arm_reload_in_hi): Handle the case where a register to register
7726 move needs reloading because there is no simple pattern to handle
7728 (arm_reload_out_hi): Likewise.
7730 2016-02-18 Richard Biener <rguenther@suse.de>
7733 * match.pd: Don't use fold_binary or fold_unary for folding
7736 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7739 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7740 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7741 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7742 warn on gimple_no_warning_p statements.
7744 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7746 * doc/extend.texi (C++ Attributes): Correct description of
7747 warn_unused type attribute.
7749 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7751 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7752 correct instruction.
7754 2016-02-17 Richard Biener <rguenther@suse.de>
7756 PR rtl-optimization/69609
7757 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7758 (find_traces_1_round): When ending a trace update cached priority
7760 (bb_to_key): Use cached priority when available.
7761 (copy_bb): Initialize cached priority.
7762 (reorder_basic_blocks_software_trace_cache): Likewise.
7764 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7767 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7769 (aarch64_comparison_operator): Break overly long line into two.
7770 (aarch64_comparison_operation): Likewise.
7771 * config/aarch64/aarch64.md (cstorecc4): Use
7772 aarch64_comparison_operator_mode instead of
7773 aarch64_comparison_operator.
7774 (cstore<mode>4): Likewise.
7775 (aarch64_cstore<mode>): Likewise.
7776 (*cstoresi_insn_uxtw): Likewise.
7777 (cstore<mode>_neg): Likewise.
7778 (*cstoresi_neg_uxtw): Likewise.
7780 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7783 * config/arm/predicates.md (arm_comparison_operator_mode):
7785 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7786 instead of arm_comparison_operator.
7787 (*mov_negscc): Likewise.
7788 (*mov_notscc): Likewise.
7789 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7790 (*thumb2_mov_negscc): Likewise.
7791 (*thumb2_mov_negscc_strict_it): Likewise.
7792 (*thumb2_mov_notscc): Likewise.
7793 (*thumb2_mov_notscc_strict_it): Likewise.
7795 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7797 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7800 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7802 * config/visium/visium.c (machine_libfunc_index): New enum.
7803 (machine_libfuncs): New structure.
7804 (visium_libfuncs): New static variable.
7805 (TARGET_INIT_LIBFUNCS): Define to...
7806 (visium_init_libfuncs): ...this. New function.
7807 (expand_block_move_4): Use the appropriate libfunc.
7808 (expand_block_move_2): Likewise.
7809 (expand_block_move_1): Likewise.
7810 (expand_block_set_4): Likewise.
7811 (expand_block_set_2): Likewise.
7812 (expand_block_set_1): Likewise.
7813 (visium_trampoline_init): Likewise.
7815 2016-02-17 Nick Clifton <nickc@redhat.com>
7817 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7818 TI's devices.csv file as of March 2016.
7820 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7823 * opts-global.c (handle_common_deferred_options): Introduce and
7824 initialize two global variables to remember command-line options
7825 specifying a stack-limiting register.
7826 * opts.h: Add extern declarations of the two new global variables.
7827 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7828 variable based on the values of the two new global variables.
7830 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7833 * common.opt (Wnonnull-compare): New warning.
7834 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7835 of arguments against NULL.
7836 (-Wnonnull-compare): Document.
7837 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7838 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7839 * passes.def (pass_warn_nonnull_compare): Add.
7840 * gimple-ssa-nonnull-compare.c: New file.
7842 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7844 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7845 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7847 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7849 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7850 reciprocal sqrt for -mlow-precision-recip-sqrt.
7852 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7853 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7855 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7856 always use lane loads to construct non-constant vectors.
7858 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7860 * config/aarch64/aarch64.md
7861 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7862 constraints for operand 3.
7863 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7865 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7866 Richard Biener <rguenther@suse.de>
7868 PR tree-optimization/69820
7869 * tree-vect-patterns.c (type_conversion_p): Return false if
7870 *orig_type is unsigned single precision or boolean.
7871 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7874 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7876 PR rtl-optimization/69764
7877 PR rtl-optimization/69771
7878 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7879 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7881 2016-02-16 Richard Biener <rguenther@suse.de>
7883 PR tree-optimization/69776
7884 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7886 (indirect_refs_may_alias_p): Likewise.
7887 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7888 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7889 according to tbaa_p.
7890 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7891 (optimize_stmt): For redundant store discovery do not allow tbaa.
7893 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7895 PR tree-optimization/69714
7896 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7897 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7899 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7901 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7902 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7903 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7904 * config/arc/arc.c (arc_init): Check FPU options.
7905 (get_arc_condition_code): Handle new CC_FPU* modes.
7906 (arc_select_cc_mode): Likewise.
7907 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7908 register pair only. Allow access for ARCv2 accumulator.
7909 (gen_compare_reg): Whenever we have FPU support use FPU compare
7911 (arc_reorg): Don't generate brcc insns when FPU compare
7912 instructions are involved.
7913 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7914 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7915 floating point emulation.
7916 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7917 (REVERSE_CONDITION): Add new CC_FPU* modes.
7918 (TARGET_FP_SP_BASE): Define.
7919 (TARGET_FP_DP_BASE): Likewise.
7920 (TARGET_FP_SP_FUSED): Likewise.
7921 (TARGET_FP_DP_FUSED): Likewise.
7922 (TARGET_FP_SP_CONV): Likewise.
7923 (TARGET_FP_DP_CONV): Likewise.
7924 (TARGET_FP_SP_SQRT): Likewise.
7925 (TARGET_FP_DP_SQRT): Likewise.
7926 (TARGET_FP_DP_AX): Likewise.
7927 * config/arc/arc.md (ARCV2_ACC): New constant.
7928 (type): New fpu type attribute.
7929 (SDF): Conditional iterator.
7930 (cstore<mode>, cbranch<mode>): Change expand condition.
7931 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7932 handles FPU/FPX cases as well.
7933 * config/arc/arc.opt (mfpu): New option.
7934 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7936 (adddf3, muldf3, subdf3): Removed.
7937 * config/arc/predicates.md (proper_comparison_operator): Recognize
7939 * config/arc/fpu.md: New file.
7940 * doc/invoke.texi (ARC Options): Document mfpu option.
7942 2016-02-16 Richard Biener <rguenther@suse.de>
7944 PR rtl-optimization/69291
7945 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7946 noce_operand_ok check.
7948 2016-02-16 Tom de Vries <tom@codesourcery.com>
7951 * omp-low.c (simd_clone_create): Remove call to
7952 symtab->call_cgraph_insertion_hooks.
7954 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7956 PR tree-optimization/69802
7957 * tree-ssa-reassoc.c (update_range_test): If op is
7958 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7959 op == 1 test of precision 1 integral op, otherwise handle
7960 that case as op itself. Fix up formatting.
7961 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7964 2016-02-16 Richard Biener <rguenther@suse.de>
7966 PR tree-optimization/69586
7967 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7968 types for conversion sources.
7970 2016-02-16 Richard Biener <rguenther@suse.de>
7973 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7974 mask OEP_ADDRESS_OF.
7976 2016-02-16 Alan Modra <amodra@gmail.com>
7979 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7980 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7981 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7983 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7984 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7985 (p8_fmrgow_<mode>): Likewise.
7986 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7988 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7989 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7990 to use movdi_internal64. Remove op0_di.
7991 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7993 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7995 Add support for the FCCMP insn types
7997 * config/aarch64/aarch64.md (fccmp): Change insn type.
7999 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8000 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8001 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8002 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8003 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8004 * config/arm/types.md (fccmps): Add new insn type.
8007 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8009 * alias.c (get_alias_set): Fix a typo in comment.
8011 2016-02-15 Richard Biener <rguenther@suse.de>
8013 PR tree-optimization/69595
8014 * match.pd: Complete range test simplification to true.
8016 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8018 PR rtl-optimization/69648
8019 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8020 pic_offset_table_rtx.
8022 PR rtl-optimization/69752
8023 * ira.c (update_equiv_regs): When looking for more than a single SET,
8024 also take other side effects into account.
8026 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8028 * config/s390/s390.c (s390_function_profiler): Add a new sequence
8029 for z900+ CPUs in 31-bit mode.
8031 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
8033 * common/config/s390/s390-common.c (s390_supports_split_stack):
8035 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
8036 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
8037 * config/s390/s390.c (struct machine_function): New field
8038 split_stack_varargs_pointer.
8039 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
8040 in s390_emit_prologue.
8041 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
8043 (morestack_ref): New global.
8044 (SPLIT_STACK_AVAILABLE): New macro.
8045 (s390_expand_split_stack_prologue): New function.
8046 (s390_live_on_entry): New function.
8047 (s390_va_start): Use split-stack vararg pointer if appropriate.
8048 (s390_asm_file_end): Emit the split-stack note sections.
8049 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8050 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8051 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8052 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8053 (split_stack_prologue): New expand.
8054 (split_stack_space_check): New expand.
8055 (split_stack_data): New insn.
8056 (split_stack_call): New expand.
8057 (split_stack_call_*): New insn.
8058 (split_stack_cond_call): New expand.
8059 (split_stack_cond_call_*): New insn.
8061 2016-02-15 Richard Biener <rguenther@suse.de>
8063 PR tree-optimization/69783
8064 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8065 Add trivially correct cases.
8067 2016-02-15 Tom de Vries <tom@codesourcery.com>
8070 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8072 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8074 2016-02-15 Richard Biener <rguenther@suse.de>
8076 PR tree-optimization/69776
8077 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8078 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8079 indicate whether we can use TBAA to disambiguate against stores.
8080 Use alias-set zero if not.
8081 (visit_reference_op_store): Do not use TBAA when looking up
8083 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8084 (eliminate_dom_walker::before_dom_children): But not when looking
8085 up redundant stores.
8087 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8089 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8091 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8093 * config/i386/znver1.md
8094 (znver1_pop, znver1_pop_mem,
8095 znver1_load_imov_double_store,
8096 znver1_load_imov_direct_store,
8097 znver1_load_imov_direct_load,
8098 znver1_load_imov_double_load): Add new.
8099 (znver1_insn, znver1_insn_load): Add icmov type.
8101 znver1_sseavx_fma_load,
8103 znver1_avx256_fma_load): Fix pipe usage.
8105 2016-02-14 Alan Modra <amodra@gmail.com>
8108 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8109 with an invalid hard reg, reload just the reg not the entire
8110 pre/post-inc/dec address expression.
8112 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8115 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8116 fixed R1_REG scratch reg.
8117 (sibcall_value_pcrel_fdpic): Likewise.
8119 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8123 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8125 2016-02-12 Walter Lee <walt@tilera.com>
8127 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8128 * config/tilegx/t-tilegx: Likewise.
8130 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8133 * diagnostic-show-locus.c (struct line_span): New struct.
8134 (layout::get_first_line): Delete.
8135 (layout::get_last_line): Delete.
8136 (layout::get_num_line_spans): New member function.
8137 (layout::get_line_span): Likewise.
8138 (layout::print_heading_for_line_span_index_p): Likewise.
8139 (layout::get_expanded_location): Likewise.
8140 (layout::calculate_line_spans): Likewise.
8141 (layout::m_first_line): Delete.
8142 (layout::m_last_line): Delete.
8143 (layout::m_line_spans): New field.
8144 (layout::layout): Update comment. Replace m_first_line and
8145 m_last_line with m_line_spans, replacing their initialization
8146 with a call to calculate_line_spans.
8147 (diagnostic_show_locus): When printing source lines and
8148 annotations, rather than looping over a single span
8149 of lines, instead loop over each line_span within
8150 the layout, with an inner loop over the lines within them.
8151 Call the context's start_span callback when changing line spans.
8152 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8153 (diagnostic_build_prefix): Break out the building of the location
8154 part of the string into...
8155 (diagnostic_get_location_text): ...this new function, rewriting
8156 it from nested ternary expressions to a sequence of "if"
8158 (default_diagnostic_start_span_fn): New function.
8159 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8160 (diagnostic_context::start_span): New field.
8161 (default_diagnostic_start_span_fn): New prototype.
8163 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8166 * gcc.c (driver::finalize): Fix cleanup of "specs".
8168 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8172 * gcc.c (driver::driver): Initialize m_option_suggestions.
8173 (driver::~driver): Clean up m_option_suggestions.
8174 (suggest_option): Convert to...
8175 (driver::suggest_option): ...this, and split out into
8176 driver::build_option_suggestions and find_closest_string.
8177 (driver::build_option_suggestions): New function, from
8178 first half of suggest_option. Special-case
8179 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8180 the sanitizer_opts array. For options of enum types, add the
8181 various enum values to the candidate strings.
8182 (driver::handle_unrecognized_options): Remove "const".
8183 * gcc.h (driver::handle_unrecognized_options): Likewise.
8184 (driver::build_option_suggestions): New decl.
8185 (driver::suggest_option): New decl.
8186 (driver::m_option_suggestions): New field.
8187 * opts-common.c (add_misspelling_candidates): New function.
8188 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8189 and make non-static.
8190 * opts.h (sanitizer_opts): New array decl.
8191 (add_misspelling_candidates): New function decl.
8192 * spellcheck.c (find_closest_string): New function.
8193 * spellcheck.h (find_closest_string): New function decl.
8195 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8197 PR rtl-optimization/69764
8198 PR rtl-optimization/69771
8199 * optabs.c (expand_binop_directly): For shift_optab_p, force
8200 convert_modes with VOIDmode if xop1 has VOIDmode.
8202 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8205 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8206 to correctly determine instrumentation thunks.
8208 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8211 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8212 type by reference, force lhs on the call.
8215 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8216 Compute retval and retbnd early in all cases if split_part_return_p
8217 and return_bb is not EXIT. Remove all clobber stmts and reset
8218 all debug stmts that refer to SSA_NAMEs defined in split part,
8219 except if it is retval, in that case replace the old retval with the
8220 lhs of the call to the split part.
8222 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8225 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8228 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8229 whose result is used in PHI.
8230 (maybe_optimize_range_tests): Likewise.
8231 (final_range_test_p): Likweise.
8233 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8236 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8237 whose result is used in PHI.
8238 (maybe_optimize_range_tests): Likewise.
8239 (final_range_test_p): Likweise.
8241 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8243 * cgraph.c: Spelling fixes - behaviour -> behavior and
8244 neighbour -> neighbor.
8245 * target.def: Likewise.
8246 * sel-sched.c: Likewise.
8247 * config/mips/mips.c: Likewise.
8248 * config/arc/arc.md: Likewise.
8249 * config/arm/cortex-a57.md: Likewise.
8250 * config/arm/arm.c: Likewise.
8251 * config/arm/neon.md: Likewise.
8252 * config/arm/arm-c.c: Likewise.
8253 * config/vms/vms-c.c: Likewise.
8254 * config/s390/s390.c: Likewise.
8255 * config/i386/znver1.md: Likewise.
8256 * config/i386/i386.c: Likewise.
8257 * config/ia64/hpux-unix2003.h: Likewise.
8258 * config/msp430/msp430.md: Likewise.
8259 * config/rx/rx.c: Likewise.
8260 * config/rx/rx.md: Likewise.
8261 * config/aarch64/aarch64-simd.md: Likewise.
8262 * config/aarch64/aarch64.c: Likewise.
8263 * config/nvptx/nvptx.c: Likewise.
8264 * config/bfin/bfin.c: Likewise.
8265 * config/cris/cris.opt: Likewise.
8266 * config/rs6000/rs6000.c: Likewise.
8267 * target.h: Likewise.
8268 * spellcheck.c: Likewise.
8269 * ira-build.c: Likewise.
8270 * tree-inline.c: Likewise.
8271 * builtins.c: Likewise.
8272 * lra-constraints.c: Likewise.
8273 * explow.c: Likewise.
8274 * hwint.h: Likewise.
8275 * targhooks.c: Likewise.
8276 * tree-vect-data-refs.c: Likewise.
8278 * doc/tm.texi: Likewise.
8279 * doc/extend.texi: Likewise.
8280 * doc/install.texi: Likewise.
8281 * doc/md.texi: Likewise.
8282 * tree-ssa-tail-merge.c: Likewise.
8283 * sched-int.h: Likewise.
8284 * match.pd: Likewise.
8285 * sched-ebb.c: Likewise.
8286 * target.def (omit_struct_return_reg): Likewise.
8287 * gimple-ssa-isolate-paths.c: Likewise.
8288 (find_implicit_erroneous_behaviour): Renamed to...
8289 (find_implicit_erroneous_behavior): ... this.
8290 (find_explicit_erroneous_behaviour): Renamed to...
8291 (find_explicit_erroneous_behavior): ... this.
8292 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8294 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8296 PR rtl-optimization/64682
8297 PR rtl-optimization/69567
8298 PR rtl-optimization/69737
8299 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8300 in I2 as well, just lose it.
8302 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8304 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8306 (aarch64_last_printed_tune_string): Likewise.
8307 (aarch64_declare_function_name): Only output .arch assembler
8308 directive if it will be different from the previously output
8309 directive. Same for .tune comment but only if -dA is set.
8310 (aarch64_start_file): New function.
8311 (TARGET_ASM_FILE_START): Define.
8313 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8316 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8318 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8321 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8322 -Wmaybe-uninitialized warning.
8324 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8327 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8329 2016-02-11 Richard Biener <rguenther@suse.de>
8331 PR rtl-optimization/69291
8332 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8333 subexpressions affected by changing the result.
8335 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8338 * lra-constraints.c (curr_insn_transform): Find in/out operands
8339 for secondary memory moves. Update dups.
8341 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8343 PR tree-optimization/69652
8344 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8345 to nested loop, did source re-formatting, skip debug statements,
8346 add check on statement with volatile operand, remove dead scalar
8349 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8350 Patrick Palka <ppalka@gcc.gnu.org>
8354 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8355 calls if the return type is TREE_ADDRESSABLE.
8356 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8357 * ipa-split.c (split_function): Fix doubled "we" in comment.
8358 Use void return type for the split part even if
8359 !split_point->split_part_set_retval.
8361 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8363 PR tree-optimization/68021
8364 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8365 when computing the value of biv cand by itself.
8367 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8369 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8370 (cortexa57_tunings): Likewise.
8371 (cortexa72_tunings): Likewise.
8372 (arch_macro_fusion_pair_p): Add support for AES fusion.
8373 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8374 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8375 Allow virtual registers before reload so early scheduling works.
8376 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8377 correct latency and pipeline.
8378 (cortex_a57_crypto_complex): Likewise.
8379 (cortex_a57_crypto_xor): Likewise.
8380 (define_bypass): Add AES bypass.
8382 2016-02-10 Richard Biener <rguenther@suse.de>
8384 PR tree-optimization/69726
8385 * passes.def: Add DCE pass before late uninit.
8386 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8387 really fixup if-conversions job.
8389 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8391 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8392 (arm_cortex_a57_tune): Likewise.
8393 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8394 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8396 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8398 * timevar.def (TV_PHASE_DBGINFO): Delete.
8399 (TV_PHASE_CHECK_DBGINFO): Likewise.
8400 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8402 2016-02-10 Richard Biener <rguenther@suse.de>
8404 PR tree-optimization/69719
8405 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8406 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8408 2016-02-09 Andrew Pinski <apinski@cavium.com>
8411 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8412 get_vcond_mask_icode returns false.
8414 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8417 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8418 an ADDIS that adds a pointer to a large constant that sets the
8419 upper16 bits with a load operation.
8421 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8424 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8426 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8428 (vzipq_s16): Likewise.
8429 (vzipq_s32): Likewise.
8430 (vzipq_f32): Likewise.
8431 (vzipq_u8): Likewise.
8432 (vzipq_u16): Likewise.
8433 (vzipq_u32): Likewise.
8434 (vzipq_p8): Likewise.
8435 (vzipq_p16): Likewise.
8437 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8440 * config/arm/arm.c (neon_endian_lane_map): New function.
8441 (neon_vector_pair_endian_lane_map): New function.
8442 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8443 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8445 (vuzpq_s16): Likewise.
8446 (vuzpq_s32): Likewise.
8447 (vuzpq_f32): Likewise.
8448 (vuzpq_u8): Likewise.
8449 (vuzpq_u16): Likewise.
8450 (vuzpq_u32): Likewise.
8451 (vuzpq_p8): Likewise.
8452 (vuzpq_p16): Likewise.
8454 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8457 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8460 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8462 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8463 truncate const_int operand 1 to QImode.
8465 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8467 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8468 corresponding to an abnormal edge.
8470 2016-02-09 Tom de Vries <tom@codesourcery.com>
8472 PR tree-optimization/69599
8473 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8475 (find_func_aliases_for_builtin_call, find_func_clobbers)
8476 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8479 2016-02-09 Richard Biener <rguenther@suse.de>
8481 PR tree-optimization/69715
8482 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8483 LHS on calls as non-rewritable.
8485 2016-02-09 Tom de Vries <tom@codesourcery.com>
8488 * lto-wrapper.c (append_diag_options): New function.
8489 (compile_offload_image): Call append_diag_options.
8491 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8494 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8495 Minor copy-edit to fix verb tenses.
8497 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8499 PR tree-optimization/69209
8500 * ipa-split.c (split_function): If split part is not
8501 returning retval, retval has gimple type but is not
8502 gimple value, force it into a SSA_NAME first.
8504 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8506 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8509 2016-02-08 Jason Merrill <jason@redhat.com>
8512 * convert.c (convert_to_integer_1): Check dofold on truncation
8514 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8515 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8516 Rename from *_nofold.
8517 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8518 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8520 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8523 * tree.c (build_common_tree_nodes): Remove short_double argument.
8524 All callers changed.
8525 * tree.h (build_common_tree_nodes): Adjust declaration.
8526 * doc/invoke.texi (-fshort-double): Remove documentation.
8527 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8528 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8529 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8530 (append_linker_options): Don't handle OPT_fshort_double.
8532 PR rtl-optimization/68730
8533 * lra-remat.c (insn_to_cand_activation): New static variable.
8534 (lra_remat): Allocate and free it.
8535 (create_cand): New arg activation. Initialize a field in
8536 insn_to_cand_activation if it is nonnull.
8537 (create_cands): Pass the activation insn to create_cand when making
8538 a candidate involving an output reload. Reorganize code a little.
8539 (do_remat): Keep track of active status of candidates in a separate
8542 2016-02-08 Richard Biener <rguenther@suse.de>
8544 PR tree-optimization/69719
8545 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8546 Properly use absolute of the difference of the two offsets to
8547 compare or adjust the segment length.
8549 2016-02-08 Richard Biener <rguenther@suse.de>
8550 Jeff Law <law@redhat.com>
8553 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8554 types for anonymous SSA names.
8556 2016-02-08 Richard Biener <rguenther@suse.de>
8558 PR rtl-optimization/69274
8559 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8561 2016-02-08 Jeff Law <law@redhat.com>
8563 PR tree-optimization/65917
8564 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8565 equivalences from if (x == y) style conditionals.
8566 (loop_depth_of_name): Remove.
8567 (record_equality): Remove loop depth check.
8568 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8569 (const_and_copies::record_const_or_copy_raw): New member function.
8570 * tree-ssa-scopedtables.c
8571 (const_and_copies::record_const_or_copy_raw): New, factored out of
8572 (const_and_copies::record_const_or_copy): Call new member function.
8574 2016-02-05 Jeff Law <law@redhat.com>
8576 PR tree-optimization/68541
8577 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8578 (count_stmts_in_block): New function.
8579 (poor_ifcvt_candidate_code): Likewise.
8580 (is_feasible_trace): Add some heuristics to determine when path
8581 splitting is profitable.
8582 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8583 is a diamond with a single exit.
8585 2016-02-05 Martin Sebor <msebor@redhat.com>
8588 * doc/invoke.texi: Update -Wplacement-new to take an optional
8591 2016-02-06 Richard Henderson <rth@redhat.com>
8594 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8595 out of non-standard address spaces.
8597 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8599 PR rtl-optimization/69691
8600 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8602 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8604 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8605 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8606 (*ieee128_mfvsrd_64bit): Likewise.
8607 (*ieee128_mfvsrd_32bit): Likewise.
8609 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8613 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8615 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8616 instrumented_version.
8618 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8620 * doc/invoke.texi (Optimize Options): In table of --param options
8621 rename second occurrence of tracer-min-branch-ratio to
8622 tracer-min-branch-probability, rename
8623 tracer-min-branch-ratio-feedback to
8624 tracer-min-branch-probability-feedback and clarify description,
8625 rename sched-spec-state-edge-prob-cutoff to
8626 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8627 to selsched-insns-to-rename, rename lto-minpartition to
8628 lto-min-partition, delete reorder-blocks-duplicate and
8629 reorder-blocks-duplicate-feedback.
8631 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8633 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8636 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8638 * doc/extend.texi: S/390: Correct some typos.
8640 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8642 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8644 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8647 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8648 (s390_register_info_gprtofpr): Use new macros above.
8649 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8651 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8652 its name. Adjust restore and save gpr ranges.
8653 (s390_register_info_set_ranges): New function.
8654 (s390_register_info): Use new macros above. Call
8655 s390_register_info_set_ranges.
8656 (s390_optimize_register_info): Likewise.
8657 (s390_hard_regno_rename_ok): Use new macros.
8658 (s390_hard_regno_scratch_ok): Likewise.
8659 (s390_emit_epilogue): Likewise.
8660 (s390_can_use_return_insn): Likewise.
8661 (s390_optimize_prologue): Likewise.
8662 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8664 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8667 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8669 (ix86_option_override_internal): Disable TARGET_STV even for
8670 -m{incoming,preferred}-stack-boundary=3.
8672 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8674 * config.gcc: Mark deprecated rtems targets as obsolete.
8676 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8678 PR rtl-optimization/64682
8679 PR rtl-optimization/69567
8680 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8681 before I2 only if the register is both used and set in I2.
8683 2016-02-04 DJ Delorie <dj@redhat.com>
8685 * config/msp430/msp430.c (msp430_start_function): Add function type.
8687 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8690 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8692 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8694 PR rtl-optimization/69577
8696 2015-10-29 Richard Henderson <rth@redhat.com>
8700 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8701 sse check to the exact conditions of PR 67609.
8703 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8706 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8707 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8708 not allowed into the traditional Altivec registers.
8709 (movtd_64bit_nodm): Likewise.
8710 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8712 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8714 * config/aarch64/cortex-a57-fma-steering.c
8715 (aarch64_register_fma_steering): Remove "static" from arguments
8718 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8721 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8724 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8726 * doc/invoke.texi: Delete -mno-fma4.
8728 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8730 PR rtl-optimization/69577
8731 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8732 (find_subregs_of_mode): Update accordingly. Iterate over partial
8735 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8737 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8738 * config/arm/arm.c (neon_reinterpret): Remove.
8739 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8740 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8741 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8742 vreinterpretti): Remove.
8743 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8744 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8745 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8746 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8747 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8748 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8749 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8750 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8751 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8752 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8753 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8754 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8755 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8756 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8757 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8758 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8759 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8760 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8761 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8762 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8763 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8764 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8765 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8766 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8767 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8768 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8769 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8770 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8771 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8772 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8773 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8774 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8775 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8776 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8777 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8778 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8779 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8780 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8781 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8782 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8783 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8784 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8785 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8786 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8787 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8788 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8789 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8790 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8791 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8792 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8793 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8794 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8795 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8796 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8797 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8798 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8799 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8800 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8801 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8802 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8803 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8804 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8805 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8806 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8807 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8808 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8809 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8810 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8811 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8812 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8813 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8814 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8815 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8816 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8817 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8818 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8819 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8820 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8821 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8822 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8823 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8824 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8825 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8826 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8827 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8828 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8829 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8830 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8831 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8832 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8833 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8834 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8835 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8836 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8837 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8838 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8839 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8840 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8841 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8842 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8843 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8844 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8845 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8847 2016-02-04 Martin Liska <mliska@suse.cz>
8850 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8851 that are gimple_store_p.
8852 (maybe_instrument_call): Likewise.
8854 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8856 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8857 register scaling out of memory reference and comment why.
8859 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8863 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8864 folding the source of a SET.
8866 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8870 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8871 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8873 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8877 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8880 2016-02-04 Christian Bruel <christian.bruel@st.com>
8882 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8883 * config/arm/arm.c (arm_set_current_function): Likewise.
8885 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8886 Ilya Enkovich <enkovich.gnu@gmail.com>
8887 H.J. Lu <hongjiu.lu@intel.com>
8890 * config/i386/i386.c (convert_scalars_to_vector): Remove
8891 stack alignment fixes.
8892 (ix86_option_override_internal): Disable TARGET_STV if stack
8893 might not be aligned enough.
8894 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8896 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8898 * gcc/config/i386/x86-tune.def: Disable default prefetching
8901 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8902 Vladimir Makarov <vmakarov@redhat.com>
8905 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8906 in validating fused toc addresses.
8908 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8911 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8912 range->m_caret fields if range->m_show_caret_p is false.
8915 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8916 Force oldval into register if it does not satisfy reg_or_short_operand
8917 predicate. Fix up formatting.
8919 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8920 Alexandre Oliva <aoliva@redhat.com>
8923 * lra-constraints.c (simplify_operand_subreg): Check additionally
8924 address validity after potential reloading.
8925 (process_address_1): Check insns validity. In case of failure do
8928 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8931 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8934 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8936 * wide-int.cc (canonize_uhwi): New function.
8937 (wi::divmod_internal): Use it.
8939 2016-02-02 James Norris <jnorris@codesourcery.com
8941 * gimplify.c (omp_notice_variable): Add usage check.
8943 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8945 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8946 like LE, GE, LT, GT when emitting relational operator.
8948 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8950 * ira-costs.c (find_costs_and_classes): Add extra argument.
8951 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8952 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8953 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8954 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8955 Add best_class parameter, and return it if not ALL_REGS.
8956 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8958 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8961 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8963 * config/aarch64/aarch64.c
8964 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8965 (aarch64_ira_change_pseudo_allocno_class): New function.
8967 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8970 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8972 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8974 * config/avr/avr.c (avr_option_override): Set
8975 PARAM_ALLOW_STORE_DATA_RACES to 1.
8977 2016-02-02 Richard Biener <rguenther@suse.de>
8979 PR tree-optimization/69595
8980 * match.pd: Add range test simplifications to true/false.
8982 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8984 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8985 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8988 2016-02-02 Richard Biener <rguenther@suse.de>
8990 PR tree-optimization/69606
8991 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8992 info on the result before moving a stmt.
8994 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8997 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8998 branch with vector comparison.
8999 * config/i386/sse.md (VI48_AVX): New mode iterator.
9000 (define_expand "cbranch<mode>4): Add support for conditional branch
9001 with vector comparison.
9002 * tree-vect-loop.c (optimize_mask_stores): New function.
9003 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9004 has_mask_store field of vect_info.
9005 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9006 vectorized loops having masked stores after vec_info destroy.
9007 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9008 correspondent macros.
9009 (optimize_mask_stores): Add prototype.
9011 2016-02-02 Alan Modra <amodra@gmail.com>
9014 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9017 2016-02-02 Alan Modra <amodra@gmail.com>
9020 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9021 whenever toc_label_name used.
9022 (rs6000_file_start): Don't set up toc section here,
9023 (rs6000_output_function_epilogue): do so here instead,
9024 (rs6000_xcoff_file_start): and here.
9025 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
9026 (load_toc_aix_di): Likewise.
9028 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9030 PR rtl-optimization/69592
9031 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
9032 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
9033 (num_sign_bit_copies_binary_arith_p): New inline function.
9034 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
9036 2016-02-01 Jeff Law <law@redhat.com>
9038 PR tree-optimization/69580
9039 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
9040 * tree-ssa-threadbackward.c
9041 (fsm_find_control_statement_thread_paths): Do not try to walk
9042 through large PHI nodes.
9044 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9046 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
9047 when count is incremented above limit, don't analyze further
9050 * omp-low.c (oacc_parse_default_dims): Avoid
9051 -Wsign-compare warning, make sure value fits into int
9052 rather than just unsigned int.
9054 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9056 PR tree-optimization/67921
9057 * fold-const.c (split_tree): New parameters. Convert pointer
9058 type variable part to proper type before negating.
9059 (fold_binary_loc): Pass new arguments to split_tree.
9061 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9063 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9064 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9065 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9066 * doc/tm.texti: Rebuilt.
9067 * doc/invoke.texi (fopenacc-dim): Document.
9068 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9069 (append_compiler_options): Likewise.
9070 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9071 (oacc_parse_default_dims): New.
9072 (oacc_validate_dims): Add USED arg. Select non-unity default when
9074 (oacc_loop_fixed_partitions): Return mask of used partitions.
9075 (oacc_loop_auto_partitions): Emit dump info.
9076 (oacc_loop_partition): Return mask of used partitions.
9077 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9078 loop partitioning and validation calls.
9080 2016-02-01 Richard Biener <rguenther@suse.de>
9083 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9085 2016-02-01 Richard Biener <rguenther@suse.de>
9087 PR tree-optimization/69574
9088 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9089 of asserting return chrec_dont_know.
9091 2016-02-01 Martin Liska <mliska@suse.cz>
9093 * mem-stats-traits.h: Add copyright header.
9094 * mem-stats.h: Likewise.
9096 2016-02-01 Richard Biener <rguenther@suse.de>
9098 PR tree-optimization/69579
9099 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9100 Do not propagate through abnormal PHI results.
9102 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9104 * postreload.c (reload_cse_simplify): Remove dead code.
9106 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9108 PR rtl-optimization/69570
9109 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9110 if there is more than one set, not if there is a single set.
9112 2016-02-01 Richard Henderson <rth@redhat.com>
9115 * combine.c (make_compound_operation): When looking through a
9116 subreg, make sure to re-extend to the width of the outer mode.
9118 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9120 PR tree-optimization/69546
9121 * wide-int.cc (wi::divmod_internal): For unsigned division
9122 where both operands fit into uhwi, if o1 is 1 and o0 has
9123 msb set, if divident_prec is larger than bits per hwi,
9124 clear another quotient word and return 2 instead of 1.
9125 Similarly for remainder with msb in HWI set, if dividend_prec
9126 is larger than bits per hwi.
9128 2016-01-29 Martin Jambor <mjambor@suse.cz>
9130 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9131 Use short lowercase names.
9132 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9133 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9134 acq_rel one. Protect warning agains segfaults if
9135 get_memory_order_name returns NULL.
9136 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9137 with release semantics. Do not warn if get_memory_order already did.
9138 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9139 semantics. Fix check for relaxed or acquire semantics. Do not warn
9140 if get_memory_order already did.
9142 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9144 * doc/install.texi: Document that isl-0.16 is supported.
9146 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9149 * config/i386/constraints.md (Bm): Describe as special memory
9151 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9152 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9153 * genpreds.c (struct constraint_data): Add is_special_memory.
9154 (have_special_memory_constraints, special_memory_start): New
9156 (special_memory_end): Ditto.
9157 (add_constraint): Add new arg is_special_memory. Add code to
9158 process its true value. Update have_special_memory_constraints.
9159 (process_define_constraint): Pass the new arg.
9160 (process_define_register_constraint): Ditto.
9161 (choose_enum_order): Process special memory.
9162 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9163 function insn_extra_special_memory_constraint.
9164 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9165 * gensupport.c (process_rtx): Process
9166 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9167 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9168 * ira-lives.c (single_reg_class): Use
9169 insn_extra_special_memory_constraint.
9170 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9171 * lra-constraints.c (process_alt_operands): Ditto.
9172 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9173 * recog.c (asm_operand_ok, preprocess_constraints): Process
9175 * reload.c (find_reloads): Ditto.
9176 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9177 * stmt.c (parse_input_constraint): Use
9178 insn_extra_special_memory_constraint.
9180 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9183 * lra-splill.c (lra_final_code_change): Revert r229087 by
9184 removing all sub-registers.
9186 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9189 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9191 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9194 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9195 SSE1, copy target into the temporary reg first before recursing
9198 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9200 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9203 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9205 * ginclude/stdarg.h: Test __cplusplus instead of
9206 __GXX_EXPERIMENTAL_CXX0X__.
9208 2016-01-29 Richard Biener <rguenther@suse.de>
9210 PR tree-optimization/69547
9211 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9212 Do not mark clobbers necessary.
9213 (mark_all_reaching_defs_necessary_1): Likewise.
9215 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9217 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9218 declaration name with %qs and print it in both error messages.
9219 Also fix indentation.
9221 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9224 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9225 trailing blank line from error message.
9227 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9230 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9233 2016-01-29 Richard Biener <rguenther@suse.de>
9236 * match.pd: Allow all integral types when simplifying a
9237 widening or sign-changing conversion.
9239 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9241 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9242 back to setting codegen_error to fail codegen.
9244 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9247 * config/i386/constraints.md (C): Only accept constant zero operand.
9248 (BC): New constraint.
9249 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9250 instead of C constraint.
9251 * doc/md.texi (Machine Constraints): Update description
9254 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9257 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9259 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9262 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9265 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9267 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9268 branches if using guessed profile.
9270 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9272 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9274 2016-01-28 Richard Henderson <rth@redhat.com>
9277 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9278 * config/aarch64/aarch64-protos.h: Update.
9279 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9280 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9281 (aarch64_get_condition_code_1): Handle CC_Cmode.
9282 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9283 (*add<mode>3_compareC_cconly_imm): New.
9284 (*add<mode>3_compareC_cconly): New.
9285 (*add<mode>3_compareC_imm): New.
9286 (add<mode>3_compareC): New.
9287 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9288 to be first. Use aarch64_carry_operation.
9289 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9290 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9291 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9292 (subti3): Use subdi3_compare1.
9293 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9294 (sub<mode>3_compare1): New.
9295 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9296 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9297 (*subsi3_carryin_uxtw): Likewise.
9298 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9299 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9300 * config/aarch64/iterators.md (DWI): New.
9301 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9302 (aarch64_borrow_operation): New.
9304 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9306 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9307 message when isl does not return a valid schedule.
9309 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9311 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9312 Remove comments from class declarations: they are already in the code
9315 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9317 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9319 (ternary_op_to_tree): Same.
9320 (unary_op_to_tree): Same.
9321 (nary_op_to_tree): Same.
9322 (gcc_expression_from_isl_expr_op): Same.
9323 (gcc_expression_from_isl_expression): Same.
9324 (graphite_create_new_loop): Same.
9325 (graphite_create_new_loop_guard): Same.
9326 (build_iv_mapping): Same.
9327 (graphite_create_new_guard): Same.
9328 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9329 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9331 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9333 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9334 instead of setting codegen_error to fail codegen.
9336 2016-01-28 Jason Merrill <jason@redhat.com>
9338 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9340 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9342 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9343 Remove CONST_INT_P check in CCMP cost calculation.
9345 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9347 * config/aarch64/aarch64.c (generic_vector_cost):
9348 Set vec_permute_cost.
9349 (cortexa57_vector_cost): Likewise.
9350 (exynosm1_vector_cost): Likewise.
9351 (xgene1_vector_cost): Likewise.
9352 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9353 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9354 Add vec_permute_cost entry.
9356 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9358 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9360 (add<mode>3_compare0): Likewise.
9361 (addsi3_compare0_uxtw): Likewise.
9362 (add<mode>3nr_compare0): Likewise.
9363 (compare_neg<mode>): Likewise.
9364 (<optab><mode>3): Likewise.
9366 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9368 * tree-vect-stmts.c (vectorizable_comparison): Add
9369 NULL check for vectype.
9371 2016-01-28 Richard Biener <rguenther@suse.de>
9373 PR tree-optimization/69466
9374 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9375 Account for PHIs we couldn't duplicate.
9377 2016-01-28 Martin Liska <mliska@suse.cz>
9380 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9381 instead of ENABLE_VALGRIND_CHECKING.
9383 2016-01-27 Richard Henderson <rth@redhat.com>
9386 * lra-remat.c (subreg_regs): New.
9387 (dump_candidates_and_remat_bb_data): Dump it.
9388 (operand_to_remat): Reject if operand in subreg_regs.
9389 (set_bb_regs): Collect subreg_regs.
9390 (lra_remat): Init and free subreg_regs. Compute
9391 calculate_local_reg_remat_bb_data before create_cands.
9393 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9396 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9397 change stack_alignment_needed for __tls_get_addr call.
9399 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9401 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9403 2016-01-27 Jeff Law <law@redhat.com>
9405 PR tree-optimization/68398
9406 PR tree-optimization/69196
9407 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9408 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9409 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9410 Only count PHIs in the last block in the path. The others will
9411 const/copy propagate away. Add heuristic to allow more irreducible
9412 subloops to be created when it is likely profitable to do so.
9414 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9415 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9416 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9418 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9421 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9422 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9423 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9424 * tree-streamer-in.c: Include asan.h.
9425 (streamer_get_builtin_tree): For builtins in sanitizer
9426 range call initialize_sanitizer_builtins and retry.
9428 2016-01-27 Ian Lance Taylor <iant@google.com>
9430 * common.opt (fkeep-gc-roots-live): New undocumented option.
9431 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9432 -fkeep-gc-roots-live, skip pointers.
9433 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9436 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9439 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9440 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9442 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9445 * configure.ac: NetBSD provides SSP in its C library.
9446 * configure: Updated.
9448 2016-01-27 Richard Biener <rguenther@suse.de>
9450 PR tree-optimization/69166
9451 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9452 reduction code for commutativity / associativity.
9454 2016-01-27 Martin Jambor <mjambor@suse.cz>
9456 PR tree-optimization/69355
9457 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9458 total_scalarization fails.
9460 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9462 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9465 2016-01-27 Christian Bruel <christian.bruel@st.com>
9468 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9469 Move arm_reset_previous_fndecl and set_target_option_current_node in
9470 the conditional part. Call save_restore_target_globals.
9471 * config/arm/arm.c (arm_set_current_function):
9472 Refactor to better support #pragma target and attribute mix.
9473 Call save_restore_target_globals.
9474 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9476 2016-01-27 Martin Liska <mliska@suse.cz>
9478 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9479 reference for an HSA kernel and its host function.
9481 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9483 PR tree-optimization/69399
9484 * wide-int.h (wi::lrshift): For larger precisions, only
9485 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9487 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9489 * config/arc/predicates.md (proper_comparison_operator): Reject
9490 constant-constant comparison.
9492 2016-01-26 Tom de Vries <tom@codesourcery.com>
9494 PR tree-optimization/69110
9495 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9496 DR_NUM_DIMENSIONS == 0.
9498 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9499 Sebastian Pop <s.pop@samsung.com>
9501 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9502 isl_ast_op_cond and isl_ast_op_select.
9503 (gcc_expression_from_isl_expr_op): Same.
9505 2016-01-26 Jason Merrill <jason@redhat.com>
9508 * tree.c (recompute_constructor_flags): Split out from
9510 (verify_constructor_flags): New.
9511 * tree.h: Declare them.
9513 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9515 PR rtl-optimization/69217
9516 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9517 are no TYPE_FIELDS set for the record type.
9519 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9522 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9523 toc_label_name unconditionally.
9524 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9525 SYMBOL_REF string. Use toc_label_name instead of constructing
9527 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9528 constructing LCTOC1.
9530 2016-01-26 Martin Sebor <msebor@redhat.com>
9533 * doc/extend.texi (Common Type Attributes): Move text that talks about
9534 attribute packed from attribute aligned to the section discussing
9535 the former attribute for clarity.
9537 2016-01-26 Richard Henderson <rth@redhat.com>
9540 * trans-mem.c (tm_region_init): Mark entry block as visited.
9542 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9545 * diagnostic-show-locus.c (layout::print_source_line): Replace
9546 call to pp_newline with call to layout::print_newline.
9547 (layout::print_annotation_line): Likewise.
9548 (layout::move_to_column): Likewise.
9549 (layout::print_any_fixits): After printing any fixits, print a
9550 trailing newline, if necessary.
9551 (layout::print_newline): New method, resetting any colorization
9553 (diagnostic_show_locus): Move the pp_newline to before the
9554 early bailout. Remove dummy block enclosing the layout instance.
9555 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9556 of pp_newline_and_flush with pp_flush.
9557 (diagnostic_append_note): Delete use of pp_newline.
9558 (diagnostic_append_note_at_rich_loc): Delete.
9559 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9560 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9561 when newline characters are added to the buffer.
9563 2016-01-26 Michael Matz <matz@suse.de>
9565 * configure.ac (ac_cv_std_swap_in_utility): New test.
9566 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9567 * configure: Regenerate.
9568 * config.in: Regenerate.
9570 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9572 * config/arc/arc.md (cstoresi4): Force operand into register.
9573 (arcset<code>): Fix predicate.
9574 (arcsetltu): Likewise.
9575 (arcsetgeu): Likewise.
9576 (arcsethi): Likewise.
9577 (arcsetls): Likewise.
9579 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9581 PR tree-optimization/69483
9582 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9583 if base has error_mark_node type.
9585 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9588 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9589 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9591 (vget_lane_f16): Handle big-endian.
9592 (vgetq_lane_f16): Likewise.
9593 (vset_lane_f16): Likewise.
9594 (vsetq_lane_f16): Likewise.
9595 * config/arm/iterators.md (VQXMOV): Add V8HF.
9596 (VDQ): Add V4HF and V8HF.
9597 (V_reg): Handle V4HF and V8HF.
9598 (Is_float_mode): Likewise.
9599 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9600 neon_vdup_nv8hf): New patterns.
9601 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9602 Use VD_LANE iterator.
9603 (neon_vld1_dup<mode>): Use VQ2 iterator.
9605 2016-01-26 Nathan Sidwell <nathan@acm.org>
9607 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9608 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9609 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9610 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9611 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9612 (oacc_validate_dims): Add LEVEL arg, don't return level.
9613 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9615 (execute_oacc_device_lower): Adjust, add more dump output.
9616 * tree-ssa-loop.c (gate_oacc_kernels): Use
9617 oacc_fn_attrib_kernels_p.
9618 * tree-parloops.c (create_parallel_loop): Adjust
9619 set_oacc_fn_attrib call.
9621 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9624 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9625 (append_compiler_options): Handle -fcilkplus.
9626 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9628 2016-01-26 Nick Clifton <nickc@redhat.com>
9631 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9632 been marked as DECL_ONE_ONLY but we do not the means to make it
9633 so, then do not allow it to bind locally.
9635 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9638 * opts.h (parse_sanitizer_options): New prototype.
9639 * opts.c (sanitizer_opts): New array.
9640 (parse_sanitizer_options): New function.
9641 (common_handle_option): Use parse_sanitizer_options.
9643 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9646 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9647 alignment adjustment to ...
9648 (ix86_update_stack_boundary): Here. Don't over-align stack for
9650 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9651 if __tls_get_addr is called.
9653 2016-01-26 Christian Bruel <christian.bruel@st.com>
9655 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9657 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9659 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9661 2016-01-26 Richard Biener <rguenther@suse.de>
9664 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9666 2016-01-26 Richard Biener <rguenther@suse.de>
9668 PR tree-optimization/69452
9669 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9670 (move_computations_dom_walker::before_dom_children): Rename
9672 (move_computations_worker): This.
9673 (move_computations): Perform an RPO rather than a DOM walk.
9675 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9678 * combine.c (combine_instructions): For REG_EQUAL note with
9679 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9680 to the underlying register.
9681 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9682 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9684 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9687 * config/aarch64/aarch64-builtins.c
9688 (aarch64_init_simd_builtin_types): Do not set structural
9689 equality to __Poly{8,16,64,128}_t types.
9691 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9693 PR tree-optimization/69400
9694 * wide-int.cc (wi_pack): Take the precision as argument and
9695 perform canonicalization here rather than in the callers.
9696 Use the main loop to handle all full-width HWIs. Add a
9697 zero HWI if in_len isn't a full result.
9698 (wi::divmod_internal): Update accordingly.
9699 (wi::mul_internal): Likewise. Simplify.
9701 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9702 Sebastian Pop <s.pop@samsung.com>
9704 * graphite-poly.c (apply_poly_transforms): Simplify.
9705 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9706 (print_isl_map): Same.
9707 (print_isl_union_map): Same.
9708 (print_isl_schedule): New.
9709 (debug_isl_schedule): New.
9710 * graphite-dependences.c (scop_get_reads): Do not call
9711 isl_union_map_add_map that is undocumented isl functionality.
9712 (scop_get_must_writes): Same.
9713 (scop_get_may_writes): Same.
9714 (scop_get_original_schedule): Remove.
9715 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9716 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9717 (compute_deps): Remove.
9718 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9719 (debug_schedule_ast): New.
9720 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9721 set_separate_option.
9722 (graphite_regenerate_ast_isl): Add dump.
9723 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9724 from scop->transformed_schedule.
9725 (graphite_regenerate_ast_isl): Add more dump.
9726 * graphite-optimize-isl.c (optimize_isl): Set
9727 scop->transformed_schedule. Check whether schedules are equal.
9728 (apply_poly_transforms): Move here.
9729 * graphite-poly.c (apply_poly_transforms): ... from here.
9730 (free_poly_bb): Static.
9731 (free_scop): Static.
9732 (pbb_number_of_iterations_at_time): Remove.
9733 (print_isl_ast): New.
9734 (debug_isl_ast): New.
9735 (debug_scop_pbb): New.
9736 * graphite-scop-detection.c (print_edge): Move.
9738 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9739 (build_scop_scattering): Remove.
9740 (create_pw_aff_from_tree): Assert instead of bailing out.
9741 (add_condition_to_pbb): Remove unused code, do not fail.
9742 (add_conditions_to_domain): Same.
9743 (add_conditions_to_constraints): Remove.
9744 (build_scop_context): New.
9745 (add_iter_domain_dimension): New.
9746 (build_iteration_domains): Initialize pbb->iterators.
9747 Call add_conditions_to_domain.
9750 (index_outermost_in_loop): New.
9751 (index_pbb_in_loop): New.
9752 (outermost_pbb_in): New.
9753 (add_in_sequence): New.
9754 (add_outer_projection): New.
9755 (outer_projection_mupa): New.
9756 (add_loop_schedule): New.
9757 (build_schedule_pbb): New.
9758 (build_schedule_loop): New.
9759 (embed_in_surrounding_loops): New.
9760 (build_schedule_loop_nest): New.
9761 (build_original_schedule): New.
9762 (build_poly_scop): Call build_original_schedule.
9763 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9764 (free_poly_dr): Remove.
9765 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9766 (free_poly_bb): Remove.
9767 (debug_loop_vec): Remove.
9768 (print_isl_ast): Declare.
9769 (debug_isl_ast): Declare.
9770 (scop_do_interchange): Remove.
9771 (scop_do_strip_mine): Remove.
9772 (scop_do_block): Remove.
9773 (flatten_all_loops): Remove.
9774 (optimize_isl): Remove.
9775 (pbb_number_of_iterations_at_time): Remove.
9776 (debug_scop_pbb): Declare.
9777 (print_schedule_ast): Declare.
9778 (debug_schedule_ast): Declare.
9779 (struct scop): Remove schedule. Add original_schedule,
9780 transformed_schedule.
9781 (free_gimple_poly_bb): Remove.
9782 (print_generated_program): Remove.
9783 (debug_generated_program): Remove.
9784 (unify_scattering_dimensions): Remove.
9785 * sese.c (print_edge): ... here.
9786 (print_sese): ... here.
9787 (debug_edge): ... here.
9788 (debug_sese): ... here.
9789 * sese.h (print_edge): Declare.
9790 (print_sese): Declare.
9791 (dump_edge): Declare.
9792 (dump_sese): Declare.
9794 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9795 Sebastian Pop <s.pop@samsung.com>
9797 * Makefile.in: Set ISLVER in site.exp.
9799 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9801 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9802 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9803 through DECL_VALUE_EXPR for expansion.
9805 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9807 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9808 the frame info after reload completed.
9810 2016-01-25 Jeff Law <law@redhat.com>
9812 PR tree-optimization/69196
9813 PR tree-optimization/68398
9814 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9815 tree-ssa-threadupdate.c.
9816 (determine_bb_domination_status): Prototype
9817 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9818 (determine_bb_domination_status): No longer static.
9819 (valid_jump_thread_path): Remove code to detect characteristics
9820 of the jump thread path not associated with correctness.
9821 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9822 Correct test for thread path length. Count PHIs for real operands as
9823 statements that need to be copied. Do not count ASSERT_EXPRs.
9824 Look at all the blocks in the thread path. Compute and selectively
9825 filter thread paths based on threading through the latch, threading
9826 a multiway branch or crossing a multiway branch.
9828 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9830 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9831 decl with __attribute__ ((unused)) annotation.
9833 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9836 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9837 of operands is compatible with a statement vectype.
9839 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9841 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9842 improve wording for mixed storage order support.
9844 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9846 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9847 (vcvt_u64_f64): Likewise.
9848 (vcvta_s64_f64): Likewise.
9849 (vcvta_u64_f64): Likewise.
9850 (vcvtm_s64_f64): Likewise.
9851 (vcvtm_u64_f64): Likewise.
9852 (vcvtn_s64_f64): Likewise.
9853 (vcvtn_u64_f64): Likewise.
9854 (vcvtp_s64_f64): Likewise.
9855 (vcvtp_u64_f64): Likewise.
9857 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9859 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9860 (arc_init): Check validity mll64 option.
9861 (arc_save_restore): Use double load/store instruction.
9862 (arc_expand_movmem): Likewise.
9863 (arc_split_move): Don't split if we have double load/store
9864 instructions. Returns a boolean.
9865 (arc_process_double_reg_moves): Change function to return boolean
9866 instead of a sequence of instructions.
9867 (arc_dwarf_register_span): New function.
9868 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9869 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9870 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9871 (*movdf_insn): Likewise.
9872 * config/arc/arc.opt (mll64): New option.
9873 * config/arc/predicates.md (even_register_operand): New predicate.
9874 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9876 2016-01-25 Richard Biener <rguenther@suse.de>
9879 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9880 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9882 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9884 2016-01-25 Richard Biener <rguenther@suse.de>
9886 PR tree-optimization/69376
9887 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9889 (VN_INFO_ANTI_RANGE_P): New inline.
9890 (VN_INFO_RANGE_TYPE): Likewise.
9891 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9892 SSA_NAME_ANTI_RANGE_P.
9893 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9894 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9895 Properly query VN_INFO_RANGE_TYPE.
9897 2016-01-25 Nick Clifton <nickc@redhat.com>
9900 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9902 2016-01-23 Tom de Vries <tom@codesourcery.com>
9904 PR tree-optimization/69426
9905 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9908 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9910 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9911 "the the" with "the" in the comments.
9912 * ipa-devirt.c (build_type_inheritance_graph,
9913 update_type_inheritance_graph): Likewise.
9914 * tree.c (build_function_type_list_1): Likewise.
9915 * cfgloopmanip.c (scale_loop_profile): Likewise.
9916 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9917 * gimple-ssa-split-paths.c
9918 (find_block_to_duplicate_for_splitting_paths): Likewise.
9919 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9920 * expr.c (convert_move): Likewise.
9921 * var-tracking.c (vt_stack_adjustments): Likewise.
9922 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9923 * tree-vrp.c (test_for_singularity): Likewise.
9925 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9926 directly instead of building a temporary tree.
9929 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9930 remove <algorithm> include.
9932 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9935 * config/i386/i386.c: Include dojump.h.
9936 (expand_small_movmem_or_setmem,
9937 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9939 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9940 if dynamic_check != -1.
9942 2016-01-21 Jeff Law <law@redhat.com>
9945 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9946 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9947 into dominated_by_p.
9948 (cprop_into_successor_phis): Avoid unnecessary tests.
9950 2016-01-22 Richard Henderson <rth@redhat.com>
9953 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9954 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9956 2016-01-22 Michael Matz <matz@suse.de>
9958 * system.h (string, algorithm): Include only conditionally.
9959 (new): Include always under C++.
9960 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9961 * final.c (toplevel): Ditto.
9962 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9963 * genconditions.c (write_header): Make gencondmd.c define
9965 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9967 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9968 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9970 2016-01-22 Christian Bruel <christian.bruel@st.com>
9973 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9975 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9978 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9979 define_insn_and_split. Ensure operands[1] and operands[0] do not
9980 get assigned the same register.
9982 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9984 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9986 2016-01-22 Christian Bruel <christian.bruel@st.com>
9988 * config/arm/arm-c.c (arm_pragma_target_parse):
9989 Remove warn_builtin_macro_redefined overwrite.
9991 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9993 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9994 flag_non_call_exceptions compatibility.
9996 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9999 * dwarf2out.c (add_child_die_after): New function.
10000 (dwarf_qual_info_t): New type.
10001 (dwarf_qual_info): New variable.
10002 (qualified_die_p): New function.
10003 (modified_type_die): For -fdebug-types-section, ensure
10004 canonical order of qualifiers. Put qualified DIEs adjacent
10005 to the corresponding non-qualified type DIE and search there
10006 for existing qualified DIEs.
10008 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10010 * doc/extend.texi (scalar_storage_order type attribute): Document
10011 restriction on type punning and aliasing, and remove future tense.
10013 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10016 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10019 2016-01-21 Jeff Law <law@redhat.com>
10021 PR middle-end/69347
10022 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10023 useless call to record_temporary_equivalences.
10024 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
10025 allocate 10 slots in the bb_path vector and let it grow as needed.
10026 (fsm_find_control_statement_thread_paths): Similarly for the next_path
10029 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10031 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
10033 * configure: Regenerate.
10035 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
10037 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
10038 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
10040 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
10042 PR middle-end/66178
10043 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
10044 drop EXPAND_INITIALIZER.
10045 * rtl.h (contains_symbolic_reference_p): Declare.
10046 * rtlanal.c (contains_symbolic_reference_p): New function.
10047 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
10048 a subtraction into a NOT if symbolic constants are involved.
10050 2016-01-21 Anton Blanchard <anton@samba.org>
10051 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10054 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10056 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10059 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10061 * config/microblaze/microblaze.c
10062 (get_branch_target): New.
10063 (insert_wic_for_ilb_runout): New.
10065 (microblaze_machine_dependent_reorg): New.
10066 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10067 * config/microblaze/microblaze.md
10068 (UNSPEC_IPREFETCH): Define.
10069 (iprefetch): New pattern
10070 * config/microblaze/microblaze.opt
10071 (mxl-prefetch): New flag.
10073 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10075 * config/microblaze/microblaze.h
10076 (FIXED_REGISTERS): Update in macro.
10077 (CALL_USED_REGISTERS): Update in macro.
10079 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10081 PR rtl-optimization/68920
10082 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10085 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10087 PR rtl-optimization/68990
10088 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10089 pseudo instead of inheritance ones.
10091 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10092 Nick Clifton <nickc@redhat.com>
10096 * config/mips/mips.c (mips_compute_frame_info): Initialise
10097 args_size and hard_frame_pointer_offset fields of the frame
10098 structure before calling mips_global_pointer.
10100 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10102 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10104 * configure: Regenerate.
10106 2016-01-21 Richard Biener <rguenther@suse.de>
10108 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10110 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10112 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10113 to actually emit the .size directive.
10115 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10116 Jakub Jelinek <jakub@redhat.com>
10120 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10121 args array size by one to avoid buffer overflow.
10123 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10125 * config/s390/s390.md (pool_section_start): Use switch_to_section
10126 to select proper read-only data section instead of hardcoding
10128 (pool_section_end): Use switch_to_section to match the above.
10130 2016-01-21 Richard Biener <rguenther@suse.de>
10132 PR tree-optimization/69378
10133 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10134 (set_ssa_val_to): Use it for dominance checks taking into
10135 account not executable edges.
10137 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10140 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10141 for bitsize instead of GET_MODE_PRECISION (mode).
10143 2016-01-20 Martin Sebor <msebor@redhat.com>
10146 * extend.texi (__sync Builtins): Clarify the semantics of
10147 __sync_fetch_and_OP built-ins on pointers.
10148 (__atomic Builtins): Same.
10150 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10151 Sebastian Pop <s.pop@samsung.com>
10153 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10154 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10155 (is_valid_rename): Same.
10156 (translate_isl_ast_to_gimple::get_rename): Same.
10157 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10158 (translate_isl_ast_to_gimple::rename_uses): Same.
10159 (get_new_name): Check for close_phi nodes.
10160 (copy_loop_phi_args): Use phi_node_kind.
10161 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10162 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10164 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10165 Sebastian Pop <s.pop@samsung.com>
10167 Revert commit r229783.
10168 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10169 Remove use of parameter_rename_map.
10170 (copy_def): Remove.
10171 (copy_internal_parameters): Remove.
10172 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10173 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10174 (free_sese_info): Do not free parameter_rename_map.
10175 (set_rename): Do not use parameter_rename_map.
10176 (rename_uses): Update call to set_rename.
10177 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10178 * sese.h (parameter_rename_map_t): Remove.
10179 (struct sese_info_t): Remove field parameter_rename_map.
10181 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10182 Sebastian Pop <s.pop@samsung.com>
10184 * graphite-isl-ast-to-gimple.c: Fix comment.
10185 * graphite-scop-detection.c (defined_in_loop_p): New.
10186 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10187 names defined in loop.
10189 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10190 Sebastian Pop <s.pop@samsung.com>
10192 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10193 Discard unstructured if-then-else regions.
10195 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10196 Sebastian Pop <s.pop@samsung.com>
10198 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10199 (cleanup_loop_iter_dom): Remove.
10200 (build_loop_iteration_domains): Remove.
10201 (build_scop_context): Remove.
10202 (build_scop_iteration_domain): Remove.
10203 (add_loop_constraints): New.
10204 (build_iteration_domains): New.
10205 (build_poly_scop): Call build_iteration_domains.
10207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10208 Sebastian Pop <s.pop@samsung.com>
10210 * graphite-scop-detection.c
10211 (scop_detection::harmful_loop_in_region): Free dom and loops.
10212 (scop_detection::loop_body_is_valid_scop): Free bbs.
10214 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10215 Sebastian Pop <s.pop@samsung.com>
10217 * graphite-scop-detection.c (record_loop_in_sese): New.
10218 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10219 (build_scops): Remove call to build_sese_loop_nests.
10220 * sese.c (sese_record_loop): Remove.
10221 (build_sese_loop_nests): Remove.
10222 (new_sese_info): Remove region->loops.
10223 (free_sese_info): Same.
10224 * sese.h (sese_contains_loop): Same.
10225 (build_sese_loop_nests): Remove.
10226 (sese_contains_loop): Remove.
10228 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10229 Sebastian Pop <s.pop@samsung.com>
10231 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10232 loop_is_valid_in_scop.
10233 (scop_detection::harmful_stmt_in_region): Renamed
10234 harmful_loop_in_region.
10235 Call loop_is_valid_in_scop.
10237 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10238 Sebastian Pop <s.pop@samsung.com>
10240 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10243 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10244 Sebastian Pop <s.pop@samsung.com>
10246 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10247 * graphite.h (struct poly_bb): Remove field is_reduction.
10248 (PBB_IS_REDUCTION): Remove.
10250 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10251 Sebastian Pop <s.pop@samsung.com>
10253 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10254 (add_pdr_constraints): Same.
10255 (scop_get_reads): Same.
10256 (scop_get_must_writes): Same.
10257 (scop_get_may_writes): Same.
10258 (scop_get_original_schedule): Same.
10259 (extend_schedule): Same.
10260 (apply_schedule_on_deps): Same.
10261 (carries_deps): Same.
10262 (compute_deps): Same.
10263 (scop_get_dependences): Same.
10264 * graphite-isl-ast-to-gimple.c
10265 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10266 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10267 (get_schedule_for_band_list): Same.
10268 (get_schedule_map): Same.
10269 (apply_schedule_map_to_scop): Same.
10270 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10271 (build_loop_iteration_domains): Same.
10272 (add_condition_to_pbb): Same.
10273 (add_param_constraints): Same.
10274 (pdr_add_memory_accesses): Same.
10275 (pdr_add_data_dimensions): Same.
10277 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10279 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10282 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10284 * common.opt (feliminate-dwarf2-dups): Replace references to
10285 "DWARF 2" with just "DWARF".
10286 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10287 * doc/extend.texi: Likewise.
10288 * doc/cpp.texi: Likewise.
10289 * doc/invoke.texi: Likewise.
10290 (Option Summary): Add -gdwarf to list of Debugging Options.
10291 (Debugging Options): Document -gdwarf.
10292 * doc/contrib.texi: Spell "DWARF" like that.
10294 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10296 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10297 warning. Fix up formatting.
10299 PR middle-end/67653
10300 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10301 attempt to mark memory input operand addressable and
10302 call prepare_gimple_addressable in that case. Don't adjust
10303 input_location for diagnostics, use error_at instead.
10305 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10307 * config/rs6000/ppc-auxv.h: New file.
10308 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10309 (cpu_is): Likewise.
10310 (cpu_supports): Likewise.
10311 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10312 (cpu_is_info): New variable.
10313 (cpu_supports_info): Likewise.
10314 (tcb_verification_symbol): Likewise.
10315 (cpu_builtin_p): Likewise.
10316 (cpu_expand_builtin): New function.
10317 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10318 (rs6000_init_builtins): Likewise.
10319 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10320 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10321 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10322 * configure: Regenerate.
10323 * config.in: Likewise.
10324 * doc/extend.texi (PowerPC Built-in Functions): Document
10325 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10327 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10330 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10332 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10335 2016-01-20 Richard Henderson <rth@redhat.com>
10341 * tree.c (tm_define_builtin): New.
10342 (find_tm_vector_type): New.
10343 (build_tm_vector_builtins): New.
10344 (build_common_builtin_nodes): Call it.
10346 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10348 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10349 (arm_fp_ok): Likewise.
10350 (arm_fp): Likewise.
10351 (arm_crypto): Likewise.
10353 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10354 Richard Biener <rguenther@suse.de>
10356 PR tree-optimization/69328
10357 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10358 vectors have same number of elements.
10359 (vectorizable_condition): Fix masked version recognition.
10361 2016-01-20 Richard Biener <rguenther@suse.de>
10363 PR tree-optimization/69345
10364 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10365 (VN_INFO_PTR_INFO): Likewise.
10366 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10367 info when it is equal between non-dominating SSA names.
10368 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10369 Make sure to look at original SSA infos.
10371 2016-01-20 Jeff Law <law@redhat.com>
10374 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10376 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10377 (pc_or_label_operand): New predicate.
10378 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10379 tests for small integers that are 2^n - 1.
10381 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10383 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10385 2016-01-19 Jeff Law <law@redhat.com>
10387 PR middle-end/69347
10388 * tree-ssa-threadbackwards.c
10389 (fsm_find_control_statement_thread_paths): Do not try to lookup
10390 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10392 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10394 * doc/lto.texi: Remove text that says only Gold has linker plugin
10397 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10399 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10400 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10401 the DIE accordingly.
10402 (modified_type_die): Add REVERSE parameter and pass it recursively,
10403 as well as to base_type_die. Adjust presence check accordingly.
10404 (base_type_for_mode): Adjust call to modified_type_die.
10405 (add_type_attribute): Add REVERSE parameter and pass it to
10407 (generic_parameter_die): Adjust call to add_type_attribute.
10408 (add_scalar_info): Likewise.
10409 (add_subscript_info): Likewise.
10410 (gen_array_type_die): Likewise.
10411 (gen_descr_array_type_die): Likewise.
10412 (gen_entry_point_die): Likewise.
10413 (gen_enumeration_type_die): Likewise.
10414 (gen_formal_parameter_die): Likewise.
10415 (gen_subprogram_die): Likewise.
10416 (gen_variable_die ): Likewise.
10417 (gen_const_die): Likewise.
10418 (gen_field_die): Likewise.
10419 (gen_pointer_type_die): Likewise.
10420 (gen_reference_type_die): Likewise.
10421 (gen_ptr_to_mbr_type_die): Likewise.
10422 (gen_inheritance_die): Likewise.
10423 (gen_subroutine_type_die): Likewise.
10424 (gen_typedef_die): Likewise.
10425 (force_type_die): Adjust call to modified_type_die.
10427 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10429 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10430 flow throughout the file. Fix broken link to Objective-C 2.0
10432 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10435 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10437 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10439 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10442 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10443 (maybe_record_node): Record cxa_pure_virtual as the only possible
10444 target if there are not ohter candidates.
10445 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10447 2016-01-19 Richard Biener <rguenther@suse.de>
10449 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10450 (get_memory_order): Likewise.
10452 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10454 * tree-vect-stmts.c (vectorizable_store): Check
10457 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10460 * gcc.c (driver::decode_argv): Add call to
10461 init_opts_obstack before init_options_struct.
10462 * opts.c (init_opts_obstack): Remove idempotency.
10463 (init_options_struct): Replace call to init_opts_obstack
10464 with a gcc_assert to verify that it has already been called.
10465 * toplev.c (toplev::main): Add call to init_opts_obstack before
10466 calls to init_options_struct.
10467 (toplev::finalize): Move cleanup of opts_obstack next to
10468 cleanup of save_decoded_options, clearing the latter, and
10469 save_decoded_options_count.
10471 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10474 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10475 attribute to unconditional. Remove %? from output template.
10477 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10478 Jiong Wang <jiong.wang@arm.com>
10480 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10481 generated from different expand order.
10483 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10485 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10486 Add support for CCMP costing.
10488 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10490 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10491 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10492 (fccmpe<mode>): Likewise.
10493 (fcmp): Rename to fcmp and globalize pattern.
10495 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10496 (aarch64_gen_ccmp_next): Add FP support.
10498 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10500 * target.def (gen_ccmp_first): Update documentation.
10501 (gen_ccmp_next): Likewise.
10502 * doc/tm.texi (gen_ccmp_first): Update documentation.
10503 (gen_ccmp_next): Likewise.
10504 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10505 expand_ccmp_expr_1. Improve comments.
10506 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10507 (ccmp_ior<mode>): Remove pattern.
10508 (cmp<mode>): Remove expand.
10509 (cmp): Globalize pattern.
10510 (cstorecc4): Use cc_register.
10511 (mov<mode>cc): Remove ccmp_cc_register check.
10512 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10513 Simplify after removal of CC_DNE/* modes.
10514 (aarch64_ccmp_mode_to_code): Remove.
10515 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10516 In 'k' case use integer as condition.
10517 (aarch64_nzcv_codes): Remove inverted cases.
10518 (aarch64_code_to_ccmode): Remove.
10519 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10520 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10521 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10522 pattern. Return the comparison with CC register. Invert conditions
10523 when bitcode is OR.
10524 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10525 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10527 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10529 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10530 instrumented_version.
10532 2016-01-19 Richard Biener <rguenther@suse.de>
10534 PR tree-optimization/69336
10535 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10536 handled components with get_ref_base_and_extent.
10537 (equal_mem_array_ref_p): Adjust.
10539 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10542 * shrink-wrap.c: Include valtrack.h.
10543 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10544 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10545 in between insn and where it will be moved to. Call
10546 dead_debug_insert_temp.
10547 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10548 first and dead_debug_local_finish at the end.
10549 For uses and defs bitmap, handle all regs in between REGNO and
10550 END_REGNO, not just the first one.
10552 2016-01-19 Richard Biener <rguenther@suse.de>
10554 PR tree-optimization/69352
10555 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10556 (equal_mem_array_ref_p): Constrain size and max size properly.
10557 Compare the reverse flag.
10559 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10561 * ira.c (ira): Update regstat data if we deleted insns.
10563 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10565 PR rtl-optimization/68955
10566 PR rtl-optimization/64557
10567 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10568 here. Fix up formatting.
10569 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10571 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10574 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10575 assume that the node has body.
10576 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10579 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10581 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10584 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10586 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10587 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10589 2016-01-19 Martin Jambor <mjambor@suse.cz>
10590 Martin Liska <mliska@suse.cz>
10591 Michael Matz <matz@suse.de>
10593 * Makefile.in (OBJS): Add new source files.
10594 (GTFILES): Add hsa.c.
10595 * common.opt (disable_hsa): New variable.
10596 (-Whsa): New warning.
10597 * config.in (ENABLE_HSA): New.
10598 * configure.ac: Treat hsa differently from other accelerators.
10599 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10600 $enable_offloading.
10601 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10602 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10603 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10604 --with-hsa-kmt-lib.
10605 * doc/invoke.texi (-Whsa): Document.
10606 (hsa-gen-debug-stores): Likewise.
10607 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10608 to invoke offload compiler for hsa acclerator.
10609 * opts.c (common_handle_option): Determine whether HSA offloading
10610 should be performed.
10611 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10612 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10613 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10614 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10615 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10616 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10617 GF_OMP_FOR_KIND_GRID_LOOP.
10618 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10619 (pp_gimple_stmt_1): Likewise.
10620 * gimple-walk.c (walk_gimple_stmt): Likewise.
10621 * gimple.c (gimple_build_omp_grid_body): New function.
10622 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10623 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10624 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10625 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10626 GF_OMP_TEAMS_GRID_PHONY.
10627 (gimple_statement_omp_single_layout): Updated comments.
10628 (gimple_build_omp_grid_body): New function.
10629 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10630 (gimple_omp_for_grid_phony): New function.
10631 (gimple_omp_for_set_grid_phony): Likewise.
10632 (gimple_omp_parallel_grid_phony): Likewise.
10633 (gimple_omp_parallel_set_grid_phony): Likewise.
10634 (gimple_omp_teams_grid_phony): Likewise.
10635 (gimple_omp_teams_set_grid_phony): Likewise.
10636 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10637 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10638 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10639 (BUILT_IN_GOMP_TARGET): Updated type.
10640 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10641 (adjust_for_condition): New function.
10642 (get_omp_for_step_from_incr): Likewise.
10643 (extract_omp_for_data): Moved parts to adjust_for_condition and
10644 get_omp_for_step_from_incr.
10645 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10646 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10647 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10648 (scan_omp_parallel): Do not create child functions for phony
10650 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10651 (scan_omp_1_op): Checking assert we are not remapping to
10652 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10653 (parallel_needs_hsa_kernel_p): New function.
10654 (expand_parallel_call): Register apprpriate parallel child
10655 functions as HSA kernels.
10656 (grid_launch_attributes_trees): New type.
10657 (grid_attr_trees): New variable.
10658 (grid_create_kernel_launch_attr_types): New function.
10659 (grid_insert_store_range_dim): Likewise.
10660 (grid_get_kernel_launch_attributes): Likewise.
10661 (get_target_argument_identifier_1): Likewise.
10662 (get_target_argument_identifier): Likewise.
10663 (get_target_argument_value): Likewise.
10664 (push_target_argument_according_to_value): Likewise.
10665 (get_target_arguments): Likewise.
10666 (expand_omp_target): Call get_target_arguments instead of looking
10667 up for teams and thread limit.
10668 (grid_expand_omp_for_loop): New function.
10669 (grid_arg_decl_map): New type.
10670 (grid_remap_kernel_arg_accesses): New function.
10671 (grid_expand_target_kernel_body): New function.
10672 (expand_omp): Call it.
10673 (lower_omp_for): Do not emit phony constructs.
10674 (lower_omp_taskreg): Do not emit phony constructs but create for them
10675 a temporary variable receiver_decl.
10676 (lower_omp_taskreg): Do not emit phony constructs.
10677 (lower_omp_teams): Likewise.
10678 (lower_omp_grid_body): New function.
10679 (lower_omp_1): Call it.
10680 (grid_reg_assignment_to_local_var_p): New function.
10681 (grid_seq_only_contains_local_assignments): Likewise.
10682 (grid_find_single_omp_among_assignments_1): Likewise.
10683 (grid_find_single_omp_among_assignments): Likewise.
10684 (grid_find_ungridifiable_statement): Likewise.
10685 (grid_target_follows_gridifiable_pattern): Likewise.
10686 (grid_remap_prebody_decls): Likewise.
10687 (grid_copy_leading_local_assignments): Likewise.
10688 (grid_process_kernel_body_copy): Likewise.
10689 (grid_attempt_target_gridification): Likewise.
10690 (grid_gridify_all_targets_stmt): Likewise.
10691 (grid_gridify_all_targets): Likewise.
10692 (execute_lower_omp): Call grid_gridify_all_targets.
10693 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10694 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10695 (tree_omp_clause): Added union field dimension.
10696 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10697 * tree.c (omp_clause_num_ops): Added number of arguments of
10698 OMP_CLAUSE__GRIDDIM_.
10699 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10700 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10701 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10702 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10703 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10704 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10705 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10706 * tree-pass.h (make_pass_gen_hsail): Declare.
10707 (make_pass_ipa_hsa): Likewise.
10708 * ipa-hsa.c: New file.
10709 * lto-section-in.c (lto_section_name): Add hsa section name.
10710 * lto-streamer.h (lto_section_type): Add hsa section.
10711 * timevar.def (TV_IPA_HSA): New.
10712 * hsa-brig-format.h: New file.
10713 * hsa-brig.c: New file.
10714 * hsa-dump.c: Likewise.
10715 * hsa-gen.c: Likewise.
10718 * toplev.c (compile_file): Call hsa_output_brig.
10719 * hsa-regalloc.c: New file.
10721 2016-01-18 Jeff Law <law@redhat.com>
10723 PR tree-optimization/69320
10724 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10725 ranged object, do nothing if the RHS constant is not [0..1].
10726 (optimize_stmt): Comparing a boolean ranged object against a
10727 constant outside [0..1] results in a compile-time constant.
10729 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10732 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10734 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10735 (Option Summary): Update to reflect new section and moved options.
10736 (C++ Dialect Options): Move -fstats to new section.
10737 (Debugging Options): Move all dump, statistics, and other GCC
10738 developer options to new section. Rewrite section introduction
10739 and re-order remaining options to put the more basic ones first.
10740 (Optimization Options): Move -fira-verbose and -flto-report* to
10742 (Developer Options): New section incorporating moved options.
10743 * doc/cppopts.texi (-dM): Update cross-reference.
10745 2016-01-18 Richard Henderson <rth@redhat.com>
10748 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10749 operands to pseudo only if CSE is expected. Split long immediate
10750 operands only after reload, and for the stack pointer.
10751 (*add<GPI>3_pluslong): Remove.
10752 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10753 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10754 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10755 (*add<GPI>3 peepholes): New.
10756 (*add<GPI>3 splitters): New.
10757 * config/aarch64/constraints.md (Upl): New.
10758 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10760 2016-01-18 Richard Biener <rguenther@suse.de>
10762 PR tree-optimization/69297
10763 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10765 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10767 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10769 PR middle-end/68542
10770 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10771 of mixind vector and scalar types.
10772 (fold_relational_const): Add handling of vector
10773 comparison with boolean result.
10774 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10775 comparison of vector operands with boolean result for EQ/NE only.
10776 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10777 (verify_gimple_cond): Likewise.
10778 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10781 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10783 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10786 2016-01-18 Richard Biener <rguenther@suse.de>
10788 PR middle-end/69308
10789 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10791 2016-01-18 Tom de Vries <tom@codesourcery.com>
10793 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10795 2016-01-18 Tom de Vries <tom@codesourcery.com>
10797 * omp-low.c (set_oacc_fn_attrib): Make extern.
10798 * omp-low.h (set_oacc_fn_attrib): Declare.
10799 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10800 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10801 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10802 Add and handle function parameter oacc_kernels_p.
10803 (find_reduc_addr, get_omp_data_i_param): New function.
10804 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10805 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10806 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10807 Calculate dominance info. Skip loops that are not in a kernels region
10808 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10809 (pass_parallelize_loops::execute): Call parallelize_loops with
10810 oacc_kernels_p argument.
10811 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10812 New member function.
10813 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10814 * passes.def: Add argument to pass_parallelize_loops instantation.
10816 2016-01-18 Tom de Vries <tom@codesourcery.com>
10818 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10819 pass_parallelize_loops to be run outside the loop pipeline.
10821 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10823 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10824 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10826 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10829 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10830 using get_ref_base_and_extent.
10831 (equal_mem_array_ref_p): New.
10832 (hashable_expr_equal_p): Add call to previous.
10834 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10837 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10838 (sra_initialize): Allocate disqualified_constants.
10839 (sra_deinitialize): Free disqualified_constants.
10840 (disqualify_candidate): Update disqualified_constants when appropriate.
10841 (create_access): Scan for constant-pool entries as we go along.
10842 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10843 (maybe_add_sra_candidate): Allow constant-pool entries.
10844 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10845 (initialize_constant_pool_replacements): New.
10846 (sra_modify_assign): Avoid mangling assignments created by previous,
10847 and don't generate writes into constant pool.
10848 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10850 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10852 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10853 andnot instruction.
10854 (scalar_chain::convert_op): Likewise.
10855 * config/i386/i386.md (*andndi3_doubleword): New.
10857 2016-01-18 Richard Biener <rguenther@suse.de>
10859 PR tree-optimization/69170
10860 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10861 building a vector from scalar results of a pattern stmt.
10863 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10865 * haifa-sched.c (autopref_multipass_init): Work around
10866 -Wmaybe-uninitialized warning.
10868 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10870 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10871 against the constant 0.
10873 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10875 PR tree-optimization/68799
10876 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10877 look up phi candidates in the statement-candidate map.
10878 (phi_add_costs): Likewise.
10879 (record_phi_increments): Likewise.
10880 (phi_incr_cost): Likewise.
10881 (ncd_with_phi): Likewise.
10882 (all_phi_incrs_profitable): Likewise.
10884 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10886 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10887 -Wmaybe-uninitialized warning.
10889 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10891 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10892 (Option Summary): Update to reflect new section and moved options.
10893 (C++ Dialect Options): Move -fvtable-verify and related options.
10894 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10895 and profiling-related options.
10896 (Optimization Options): Move profile generation options and
10897 -fstack-protector and related options.
10898 (Instrumentation Options): New section incorporating moved options.
10899 (Code Generation Options): Move -finstrument-functions and
10900 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10902 2016-01-16 Tom de Vries <tom@codesourcery.com>
10904 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10906 2016-01-16 Tom de Vries <tom@codesourcery.com>
10908 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10910 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10912 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10913 that checks whether the table is already empty. Rename the
10914 original implementation to...
10915 (hash_table::empty_slot): ...this new private function.
10917 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10919 PR diagnostic/68899
10920 * diagnostic-show-locus.c (layout::print_source_line): Move x
10921 offset of line until after call to
10922 get_line_width_without_trailing_whitespace.
10924 2016-01-15 Jeff Law <law@redhat.com>
10926 PR tree-optimization/69270
10927 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10928 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10929 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10930 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10931 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10932 ssa_name_has_boolean_range and constant_boolean_node.
10934 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10936 PR rtl-optimization/69030
10937 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10939 (spill_pseudos): Delete debug insn for dead pseudo.
10940 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10942 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10944 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10946 (TYPES_UNOPUS): Likewise.
10947 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10948 builtin type, from UNOP to UNOPUS.
10949 (lbtruncuv4sf): Likewise.
10950 (lbtruncuv2df): Likewise.
10951 (lrounduv2sf): Likewise.
10952 (lrounduv4sf): Likewise.
10953 (lrounduv2df): Likewise.
10954 (lroundusf): Likewise.
10955 (lroundusf): Likewise.
10956 (lceiluv2sf): Likewise.
10957 (lceiluv4sf): Likewise.
10958 (lceiluv2df): Likewise.
10959 (lceilusf): Likewise.
10960 (lceiludf): Likewise.
10961 (lflooruv2sf): Likewise.
10962 (lflooruv4sf): Likewise.
10963 (lflooruv2df): Likewise.
10964 (lfloorusf): Likewise.
10965 (lfloorudf): Likewise.
10966 (lfrintnuv2sf): Likewise.
10967 (lfrintnuv4sf): Likewise.
10968 (lfrintnuv2df): Likewise.
10969 (lfrintnusf): Likewise.
10970 (lfrintnudf): Likewise.
10971 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10973 (vcvtq_u32_f32): Likewise.
10974 (vcvtq_u64_f64): Likewise.
10975 (vcvta_u32_f32): Likewise.
10976 (vcvtaq_u32_f32): Likewise.
10977 (vcvtaq_u64_f64): Likewise.
10978 (vcvtm_u32_f32): Likewise.
10979 (vcvtmq_u32_f32): Likewise.
10980 (vcvtmq_u64_f64): Likewise.
10981 (vcvtn_u32_f32): Likwise.
10982 (vcvtnq_u32_f32): Likewise.
10983 (vcvtnq_u64_f64): Likewise.
10984 (vcvtp_u32_f32): Likewise.
10985 (vcvtpq_u32_f32): Likewise.
10986 (vcvtpq_u64_f64): Likewise.
10987 (vcvtmd_u64_f64): Likewise.
10988 (vcvtms_u32_f32): Likewise.
10989 (vcvtad_u64_f64): Likewise.
10990 (vcvtas_u32_f32): Likewise.
10991 (vcvtnd_u64_f64): Likewise.
10992 (vcvtns_u32_f32): Likewise.
10993 (vcvtpd_u64_f64): Likewise.
10994 (vcvtps_u32_f32): Likewise.
10996 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10998 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10999 CSEL of zero_extended registers.
11001 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11003 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11004 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11006 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11008 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11009 false when argument string is not found in the attributes table
11012 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11015 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11016 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11017 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11018 precision estimate.
11020 2016-01-15 Richard Biener <rguenther@suse.de>
11022 PR tree-optimization/66856
11023 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
11024 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
11025 (vect_create_new_slp_node): Increment stmt reference count.
11026 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
11027 an SLP tree before swapping operands.
11028 (vect_build_slp_tree): Likewise.
11029 (destroy_bb_vec_info): Free stmt info after SLP instances.
11030 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
11031 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
11032 (STMT_VINFO_NUM_SLP_USES): New macro.
11034 2016-01-15 Richard Biener <rguenther@suse.de>
11037 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
11038 (add_linkage_name): ... here.
11039 (gen_typedef_die): Use add_linkage_name_raw instead of
11040 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
11043 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
11045 * gimplify.c (oacc_default_clause): Decode reference and pointer
11046 types for both kernels and parallel regions.
11048 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11050 PR middle-end/69246
11051 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11053 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11055 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11056 (convert_scalars_to_vector): Likewise.
11058 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11060 * doc/extend.texi (Type Traits): Fix grammar.
11062 2016-01-15 Martin Jambor <mjambor@suse.cz>
11064 * tree-inline.c (remap_decl): Use existing dclarations if
11065 remapping a type and prevent_decl_creation_for_types.
11066 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11067 decls first. Do real remapping with
11068 prevent_decl_creation_for_types set.
11069 * tree-inline.h (copy_body_data): New field
11070 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11073 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11075 * config/s390/s390.opt (mmvcle): More verbose help text.
11077 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11079 * config/s390/s390.opt: Add period to -mzvector option text.
11081 2016-01-15 Richard Biener <rguenther@suse.de>
11083 PR tree-optimization/68961
11084 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11085 of invariants in stores again.
11087 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11089 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11091 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11093 * config/i386/i386.c (ix86_expand_branch): Don't split
11094 DI mode xor instruction to SI mode.
11096 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11099 * ipa-icf.c (sem_function::merge): Virtual functions may become
11100 reachable even if they address is not taken and there are no
11103 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11105 * lto-streamer-out.c (subtract_estimated_size): New function.
11106 (get_symbol_initial_value): Use it.
11108 2016-01-15 Christian Bruel <christian.bruel@st.com>
11111 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11112 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11113 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11114 use add_builtin_function_ext_scope instead of add_builtin_function.
11115 (neon_set_p, neon_crypto_set_p): Remove.
11116 (arm_init_builtins): Always call arm_init_neon_builtins and
11117 arm_init_crypto_builtins.
11118 (arm_expand_builtin): Check that builtins are allowed for the arch.
11119 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11120 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11121 arm_init_neon_builtins call.
11123 2016-01-15 Richard Biener <rguenther@suse.de>
11125 PR tree-optimization/69117
11126 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11127 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11128 of the leader conservatively.
11129 (free_scc_vn): Restore original SSA name infos.
11131 2016-01-14 Jeff Law <law@redhat.com>
11133 PR tree-optimization/69270
11134 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11135 single bit of precision, verify it's also unsigned.
11136 (record_edge_info): Use constant_boolean_node rather than fold_convert
11137 to convert boolean_true/boolean_false to the right type.
11139 2016-01-14 Richard Henderson <rth@redhat.com>
11142 * loop-doloop.c (record_reg_sets): New.
11143 (doloop_optimize): Reject the transform if the sequence
11144 clobbers registers live at the end of the loop block.
11145 (doloop_optimize_loops): Enable df_live if needed.
11147 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11149 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11150 * gcc/config/rs6000/rs6000.c: Likewise.
11151 * gcc/config/rs6000/rs6000.h: Likewise.
11152 * gcc/config/rs6000/rs6000.md: Likewise.
11153 * gcc/doc/extend.texi: Likewsie.
11155 2016-01-14 Jeff Law <law@redhat.com>
11157 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11160 2016-01-14 Richard Henderson <rth@redhat.com>
11164 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11165 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11166 instead of builtin_decl_declared_p to test for declaration.
11168 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11170 * doc/loop.texi (Loop Analysis and Representation): Document
11171 loop_depth function.
11173 2016-01-14 Tom de Vries <tom@codesourcery.com>
11175 PR tree-optimization/68773
11176 * omp-low.c (expand_omp_target): Don't set force_output.
11177 * varpool.c (varpool_node::get_create): Same.
11178 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11179 offload_funcs with force_output.
11181 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11184 * lra-eliminations.c (move_plus_up): Don't change anything if either
11185 the outer or inner subreg mode is not MODE_INT.
11186 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11187 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11189 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11191 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11192 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11193 reduc_uplus_@var{m}): Remove.
11194 * expr.c (expand_expr_real_2): Remove expansion path for
11195 reduc_[us](min|max|plus) optabs.
11196 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11197 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11198 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11199 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11200 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11201 reduc_[us](min|max|plus) optabs.
11203 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11205 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11206 (reduc_plus_scal_v2sf): New.
11207 (reduc_smax_v2sf): Rename to...
11208 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11209 (reduc_smin_v2sf): Rename to...
11210 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11212 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11214 * alias.c (compare_base_symbol_refs): New function.
11215 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11218 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11220 PR middle-end/68146
11221 PR tree-optimization/69155
11222 * tree-complex.c: Include cfganal.h.
11223 (phis_to_revisit): New variable.
11224 (extract_component): Add phiarg_p argument. Assert that returned
11225 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11226 (update_phi_components): Partly rewrite to use loop over real/imag
11227 components instead of code duplication. If extract_component returns
11228 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11229 create_tmp_reg into the PHI node instead, and mention the phi triplet
11230 in phis_to_revisit.
11231 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11232 in phis_to_revisit at the end.
11234 2016-01-14 Richard Biener <rguenther@suse.de>
11236 PR tree-optimization/68060
11237 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11238 outer loop reduction is only used in the inner loop before
11239 detecting a double reduction.
11241 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11244 * combine.c (expand_field_assignment): Punt if compute_mode is
11245 unsupported scalar mode.
11247 2016-01-14 Richard Biener <rguenther@suse.de>
11249 PR tree-optimization/66856
11250 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11251 SLP node only if it built successfully.
11252 (vect_analyze_slp_instance): Adjust.
11254 2016-01-14 Jeff Law <law@redhat.com>
11256 PR tree-optimization/69270
11257 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11258 (record_edge_info): Use it. Convert boolean_{true,false}_node
11259 to the type of op0.
11261 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11264 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11265 use block_ultimate_origin
11266 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11268 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11270 * doc/invoke.texi (Submodel Options): Rename section to
11271 "Machine-Dependent Options" to better reflect its content.
11272 Rewrite introductory text to remove archaic CPU names.
11275 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11277 * doc/invoke.texi (Code Gen Options): Move section up in file,
11278 before target-specific options. Update menu and option summary
11279 to reflect the new section ordering.
11281 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11283 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11284 (C++ Dialect Options): Add cross-reference to -std option.
11285 * doc/standards.texi (C++ Language): Document C++14 support.
11287 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11289 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11290 for pack/unpack functions for __ibm128.
11291 (PACK_IF): Likewise.
11292 (UNPACK_IF): Likewise.
11294 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11295 support for __ibm128 pack/unpack functions.
11296 (rs6000_invalid_builtin): Likewise.
11297 (rs6000_init_builtins): Likewise.
11298 (rs6000_opt_masks): Likewise.
11300 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11301 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11303 (RS6000_BTM_COMMON): Likewise.
11305 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11306 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11307 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11308 128-bit floating point. Add support for the double values to be
11309 in Altivec registers for TF/IF packing and unpacking, but restrict
11310 TD packing sub-fields to be FPR registers. Don't allow overlapped
11311 register support for packing. Allow pack inputs to be memory
11312 locations. Don't build generator functions for unpack<mode>_dm
11313 and unpack<mode>_nodm.
11314 (unpack<mode>_dm): Likewise.
11315 (unpack<mode>_nodm): Likewise.
11316 (pack<mode>): Likewise.
11318 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11319 built-in functions to pack/unpack explicit __ibm128 values.
11320 (__builtin_unpack_ibm128): Likewise.
11322 * doc/extend.texi (PowerPC Built-in Functions): Document
11323 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11325 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11328 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11329 Add new arg loc and pass it down as context.
11330 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11331 to the location to use for the warning.
11332 (check_function_arguments): New arg loc. All callers changed. Pass
11333 it to check_function_nonnull.
11334 * c-common.h (check_function_arguments): Adjust declaration.
11336 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11338 PR tree-optimization/69156
11339 * gimple.c (validate_type): Removed.
11340 (gimple_builtin_call_types_compatible_p): Use
11341 useless_type_conversion_p instead of validate_type.
11342 * value-prof.c (gimple_stringop_fixed_value): Fold
11343 icall_size to correct type.
11345 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11347 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11350 2016-01-13 Richard Henderson <rth@redhat.com>
11353 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11354 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11355 (ix86_builtin_tm_store): Remove.
11356 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11357 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11358 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11359 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11360 * doc/tm.texi: Rebuild.
11362 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11363 (BUILT_IN_TM_MEMCPY_RTWN): New.
11364 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11365 fallback from vector to integer helpers.
11366 (build_tm_load): Handle vector types directly, instead of
11368 (build_tm_store): Likewise.
11369 (expand_assign_tm): Prepare for register types not handled by
11370 the above. Copy them to memory and use memcpy.
11371 * tree.c (tm_define_builtin): New.
11372 (find_tm_vector_type): New.
11373 (build_tm_vector_builtins): New.
11374 (build_common_builtin_nodes): Call it.
11376 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11378 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11379 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11381 2016-01-13 Tom de Vries <tom@codesourcery.com>
11383 PR tree-optimization/69169
11384 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11385 handled_struct_type param.
11386 (create_variable_info_for, intra_create_variable_infos): Call
11387 create_variable_info_for_1 with extra arg.
11389 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11391 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11392 and "armv8.1-a+crc" entries.
11394 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11397 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11398 Change first operand predicate from register_or_constm1_operand
11399 to register_operand.
11400 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11401 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11402 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11403 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11404 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11405 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11406 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11407 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11408 comparison with constm1_rtx from vec_prefetch_gen part.
11410 2016-01-13 Richard Biener <rguenther@suse.de>
11412 PR tree-optimization/69013
11413 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11414 Exchange assert for a test.
11416 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11419 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11421 2016-01-13 Richard Biener <rguenther@suse.de>
11423 PR tree-optimization/69242
11424 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11425 assert with a check.
11427 2016-01-13 Richard Biener <rguenther@suse.de>
11429 PR tree-optimization/69186
11430 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11431 Properly guard vect_update_misalignment_for_peel call.
11433 2016-01-12 Jeff Law <law@redhat.com>
11435 PR tree-optimization/pr67755
11436 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11437 "need_profile_correction".
11438 (thread_block_1): Initialize new field to false by default. If we
11439 have multiple thread paths through a common joiner to different
11440 final targets, then set new field to true.
11441 (compute_path_counts): Only do count adjustment when it's really
11444 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11446 * doc/invoke.texi (Spec Files): Move section down in file, past
11447 all command-line option descriptions.
11449 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11451 PR middle-end/54809
11452 * doc/gty.texi: Remove documentation of mark_hook.
11453 * gengtype.c (struct write_types_data): Remove code to support
11454 mark_hook attribute.
11455 (walk_type): Likewise.
11456 (write_func_for_structure): Likewise.
11458 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11460 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11461 Directory Options, and -specs= to Overall Options.
11462 (Overall Options): Adjust similarly. Reorder to group related
11463 options together. Make -specs= cross-reference the spec file details.
11464 (Directory Options): Adjust similarly.
11466 2016-01-12 Jeff Law <law@redhat.com>
11468 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11470 2016-01-12 Olivier Hainque <hainque@adacore.com>
11472 * gcc.c (spec_undefvar_allowed): New global.
11473 (process_command): Set to true when running for --version or --help,
11475 (getenv_spec_function): When the variable is not defined, use the
11476 variable name as the variable value if we're allowed not to issue
11479 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11481 PR tree-optimization/68911
11482 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11483 information computed for expression "init + nit * step".
11485 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11487 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11488 about name of GCC executable. Remove deleted node from menu.
11489 (Directory Options) <-B>: Remove cross-reference to deleted node.
11490 (Target Options): Delete section.
11492 2016-01-12 Christian Bruel <christian.bruel@st.com>
11495 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11496 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11498 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11501 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11502 aligned_mem is properly set for AVX512-VL floating point masked
11506 * ifcvt.c (cond_exec_process_if_block): When removing the last
11507 insn from then_bb, remove also any possible barriers that follow it.
11509 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11513 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11514 (PTRDIFF_TYPE): Likewise.
11515 (WCHAR_TYPE): Likewise.
11516 (WCHAR_TYPE_SIZE): Likewise.
11517 (STDINT_LONG32): Likewise.
11519 2016-01-12 Richard Biener <rguenther@suse.de>
11521 PR tree-optimization/69053
11522 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11523 convert initial value for cond reductions.
11525 2016-01-12 Richard Biener <rguenther@suse.de>
11527 PR tree-optimization/69007
11528 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11529 widen_sum after dot_prod and sad.
11531 2016-01-12 Richard Biener <rguenther@suse.de>
11533 PR tree-optimization/69168
11534 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11535 pattern stmt SLP type.
11536 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11537 end up unused so cope with that case.
11539 2016-01-12 Richard Biener <rguenther@suse.de>
11541 PR tree-optimization/69157
11542 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11543 stmts def type only during analyze phase.
11544 (vectorizable_call): Likewise.
11545 (vectorizable_simd_clone_call): Likewise.
11546 (vectorizable_conversion): Likewise.
11547 (vectorizable_assignment): Likewise.
11548 (vectorizable_shift): Likewise.
11549 (vectorizable_operation): Likewise.
11550 (vectorizable_store): Likewise.
11551 (vectorizable_load): Likewise.
11553 2016-01-12 Richard Biener <rguenther@suse.de>
11555 PR tree-optimization/69174
11556 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11558 (vectorizable_load): Properly compute the number of loads needed
11559 for permuted strided SLP loads and do not spuriously assign
11560 to SLP_TREE_VEC_STMTS.
11562 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11564 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11565 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11566 (MD_EXEC_PREFIX): Remove.
11567 (MD_STARTFILE_PREFIX) Removee.
11568 (FILE_NAME_ABSOLUTE_P): Remove.
11569 (CPP_SPEC): Do not read macros from sys/version.h.
11570 (LINK_COMMAND_SPEC): Remove.
11571 (LOCAL_INCLUDE_DIR): Remove.
11572 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11573 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11574 (POST_LINK_SPEC): Define to invoke stubify after linker
11575 (LIBSTDCXX): Remove define
11576 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11577 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11578 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11579 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11580 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11581 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11582 (i386_djgpp_asm_named_section): Add propotype of new procedure
11584 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11585 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11586 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11587 in config/i386/djgpp.h).
11588 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11589 STANDARD_STARTFILE_PREFIX_1.
11590 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11591 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11592 installation errors.
11593 (MAX_OFILE_ALIGNMENT): Define to 128.
11594 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11596 * config/i386/djgpp.c: New file. Add implementation of
11597 i386_djgpp_asm_named_section.
11599 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11601 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11602 Add rule for building djgpp.o.
11604 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11606 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11607 (rtx_is_swappable_p): Reductions are swappable.
11608 (insn_is_swappable_p): V2DF reductions are swappable.
11610 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11612 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11613 reloads for other unsupported memory operands.
11615 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11616 Jim Wilson <jim.wilson@linaro.org>
11619 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11620 copy_to_mode_reg instead of force_reg.
11622 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11625 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11626 TARGET_80387 is true.
11628 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11631 * lra-eliminations.c (move_plus_up): Only move plus up
11632 if subreg of the constant can be simplified into constant
11633 and use the simplified subreg of the constant instead of
11634 the original constant.
11636 * fold-const.c (fold_convertible_p): Don't return true
11637 for conversion of VECTOR_TYPE to same sized integral type.
11638 (fold_convert_loc): Fix up formatting. Fold conversion of
11639 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11640 instead of NOP_EXPR.
11642 PR tree-optimization/69214
11643 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11644 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11647 PR tree-optimization/69207
11648 * tree-vect-slp.c (vect_get_constant_vectors): For
11649 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11650 fold_convertible_p to vector_type's element type, and always
11651 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11653 2016-01-11 Richard Biener <rguenther@suse.de>
11655 PR tree-optimization/69173
11656 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11657 fixup the cycle if all stmts are in a pattern.
11659 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11661 PR middle-end/68999
11662 * alias.c (base_alias_check): Move check for addresses with
11663 alignment ANDs before the call for compare_base_decls.
11664 (memrefs_conflict_p): Return -1 for different decls
11665 that went through alignment adjustments.
11667 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11669 PR rtl-optimization/68796
11670 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11671 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11672 and QImode comparisons against zero with CC_NZmode.
11673 * config/aarch64/iterators.md (short_mask): New mode_attr.
11675 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11677 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11678 (<avx512>_store<mode>_mask): Likewise.
11680 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11681 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11683 PR rtl-optimization/68841
11684 * ifcvt.c (struct noce_if_info): Add orig_x field.
11685 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11686 Don't record conflicts on to_rename if it's present.
11687 Allow memory destinations in sets.
11688 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11689 blocks, passing orig_x to the checks.
11690 (noce_process_if_block): Set if_info->orig_x appropriately.
11692 2016-01-11 Tom de Vries <tom@codesourcery.com>
11694 PR tree-optimization/69069
11695 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11697 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11699 PR rtl-optimization/68920
11700 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11701 of conditional moves for RTL if-conversion to 1 for
11702 TARGET_ONE_IF_CONV_INSN.
11703 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11704 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11705 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11706 parameter to restirct number of conditional moves for
11708 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11709 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11712 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11715 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11716 onepart vars. Fix typo in comment. Fix reversed condition in
11718 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11721 * var-tracking.c (dump_onepart_variable_differences): New.
11722 (dataflow_set_different): If a detailed dump is requested,
11723 delay early returns and dump differences between onepart
11724 variables present before and after, and added variables.
11726 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11729 * expr.c (expand_expr_real_1): For boolean vector constants
11730 with a scalar mode use const_scalar_mask_from_tree.
11731 (const_scalar_mask_from_tree): New.
11732 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11733 assigned to a mask type to handle constants.
11735 2016-01-11 Martin Jambor <mjambor@suse.cz>
11738 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11739 useless parameters if we cannot change function signature.
11741 2016-01-11 Martin Jambor <mjambor@suse.cz>
11744 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11747 2016-01-11 Tom de Vries <tom@codesourcery.com>
11749 PR tree-optimization/69109
11750 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11753 2016-01-11 Tom de Vries <tom@codesourcery.com>
11755 PR tree-optimization/69108
11756 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11757 res is not used in a phi.
11759 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11762 * common.opt (frandom-seed): Fix parameter name.
11763 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11765 2016-01-11 Tom de Vries <tom@codesourcery.com>
11767 PR tree-optimization/69058
11768 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11771 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11773 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11774 (mcode-density): Likewise.
11776 2016-01-10 Tom de Vries <tom@codesourcery.com>
11778 PR tree-optimization/69062
11779 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11780 (parallelize_loops): Don't paralelize loop that has phi with address
11783 2016-01-10 Tom de Vries <tom@codesourcery.com>
11785 PR tree-optimization/69039
11786 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11789 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11791 PR middle-end/68743
11792 * match.pd: Require target has function_c99_misc before doing
11793 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11795 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11797 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11799 * configure: Regenerate.
11801 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11803 PR middle-end/50865
11804 PR tree-optimization/69097
11805 * fold-const.h (expr_not_equal_to): New prototype.
11806 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11807 (expr_not_equal_to): New function.
11808 * match.pd (X % -Y is the same as X % Y): Don't optimize
11809 unless X is known not to be equal to minimum or Y is known
11810 not to be equal to -1.
11811 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11812 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11813 (simplify_stmt_using_ranges): Adjust caller.
11814 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11815 substitute_and_fold.
11817 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11819 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11822 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11824 PR tree-optimization/69167
11825 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11826 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11828 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11830 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11831 Richard Biener <rguenther@suse.de>
11833 PR tree-optimization/68707
11834 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11835 instances that can be handled via vect_load_lanes.
11837 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11839 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11840 if we can't determine address equivalence.
11841 * alias.c (compare_base_decl): Update for changed return value of
11842 symtab_node::equal_address_to.
11844 2016-01-08 Jason Merrill <jason@redhat.com>
11848 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11849 * expr.c (store_field): Not here.
11850 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11851 call with TREE_ADDRESSABLE type.
11852 * tree-cfg.c (verify_gimple_call): Adjust.
11854 2016-01-08 Olivier Hainque <hainque@adacore.com>
11856 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11859 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11861 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11862 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11863 (reduc_smin_v2sf): Rename to...
11864 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11865 (reduc_splus_v2sf): Rename to...
11866 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11868 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11870 PR tree-optimization/69162
11871 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11872 valist argument in another argument.
11873 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11874 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11875 to determine the va_list type, build a MEM_REF instead of
11876 build_fold_indirect_ref.
11878 PR tree-optimization/69172
11879 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11882 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11884 PR tree-optimization/67781
11885 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11886 and cmpnop in two steps: first the ones not accessed in original
11887 gimple expression in a endian independent way and then the ones not
11888 accessed in the final result in an endian-specific way.
11890 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11892 PR tree-optimization/69083
11893 * tree-vect-slp.c (vect_get_constant_vectors): For
11894 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11895 element type. If op is fold_convertible_p to vector_type's element
11896 type, use NOP_EXPR instead of VCE.
11898 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11900 PR rtl-optimization/67778
11901 PR rtl-optimization/68634
11902 PR rtl-optimization/68909
11903 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11904 block from the stack until done with it. Remove a superfluous
11905 bitmap set. Remove a superfluous bitmap test.
11907 2016-01-07 Martin Sebor <msebor@redhat.com>
11910 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11911 constraint on the type of arguments.
11913 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11915 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11916 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11917 unaligned_access on the gcc_options set.
11918 * config/arm/arm.c (arm_option_override_internal): Use
11919 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11921 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11924 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11925 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11927 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11930 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11933 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11934 depending on frame_pointer_needed before remaining integer and SSE
11935 registers are saved.
11937 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11940 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11942 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11945 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11946 Use the "xBm" constraint.
11947 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11949 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11950 (sse_cvtsi2ssq<round_name>): Likewise.
11951 (sse_cvtss2si<round_name>): Likewise.
11952 (sse_cvtss2siq<round_name>): Likewise.
11953 (sse2_cvtsi2sdq<round_name>): Likewise.
11954 (sse2_cvtsd2si<round_name>): Likewise.
11955 (sse2_cvtsd2siq<round_name>): Likewise.
11956 * config/i386/subst.md (round_nimm_scalar_predicate): New
11959 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11961 PR middle-end/67639
11962 * varasm.c (make_decl_rtl): Mark invalid register vars as
11965 PR rtl-optimization/66206
11966 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11967 All callers changed.
11969 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11971 PR tree-optimization/69141
11972 * tree-ssa-pre.c: Include langhooks.h.
11973 (eliminate_dom_walker::before_dom_children): Use
11974 lang_hooks.decl_printable_name instead of
11975 cgraph_node::get ()->name ().
11977 PR middle-end/68960
11978 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11979 it and DECL_ALIGN too.
11981 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11983 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11985 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11988 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11989 depending on frame_pointer_needed before remaining integer and SSE
11990 registers are saved.
11992 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11994 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11995 mode iterator with VSX_M2.
11996 (*p9_vecstore_<mode>): Likewise.
11997 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11998 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11999 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12000 (define_split for VSX_LE128 stores): Likewise.
12001 (define_peephole2 for TImode LE swaps): Likewise.
12002 (define_split for VSX_LE128 post-reload stores): Likewise.
12004 2016-01-06 Marek Polacek <polacek@redhat.com>
12007 * convert.c (convert_to_integer_1): Adjust call to
12008 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12009 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12010 EXPR instead of ARG.
12011 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12013 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12016 * doc/extend.texi (RL78 Variable Attributes): New section.
12018 2016-01-05 Marek Polacek <polacek@redhat.com>
12021 * builtins.c (get_memmodel): Use expansion point location rather than
12022 the input location. Call warning_at rather than warning.
12023 (expand_builtin_atomic_compare_exchange): Likewise.
12024 (expand_builtin_atomic_load): Likewise.
12025 (expand_builtin_atomic_store): Likewise.
12026 (expand_builtin_atomic_clear): Likewise.
12028 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12031 * config/i386/i386.c (ix86_expand_vector_logical_operator):
12032 Replace nonimmediate_operand with vector_operand.
12033 * config/i386/predicates.md (vector_operand): New predicate.
12034 (general_vector_operand): Replace nonimmediate_operand with
12036 * config/i386/sse.md: Replace nonimmediate_operand with
12037 vector_operand and m constraint with Bm constraint on SSE
12038 patterns with 16-byte memory operand.
12039 * config/i386/subst.md (round_nimm_predicate): Replace
12040 nonimmediate_operand with vector_operand.
12041 (round_saeonly_nimm_predicate): Likewise.
12042 (round_saeonly_nimm_scalar_predicate): New.
12044 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
12047 * config/i386/constraints.md (Bm): New constraint.
12048 * config/i386/predicates.md (vector_memory_operand): New
12050 * config/i386/sse.md: Replace xm with xBm in plusminus and
12051 any_logic patterns.
12053 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12056 * doc/extend.texi (V850 Function Attributes): New section.
12057 (V850 Variable Attributes): New section.
12059 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12062 * doc/extend.texi (MicroBlaze Function Attributes): Document
12063 interrupt_handler and fast_interrupt attributes.
12065 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12068 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12069 for local symbolic operands.
12070 * config/ia64/predicates.md (local_symbolic_operand64): New
12073 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12075 PR rtl-optimization/68651
12076 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12079 2016-01-05 Nathan Sidwell <nathan@acm.org>
12081 * alias.c (compare_base_decls): Use symtab_node::get.
12083 2016-01-05 Nick Clifton <nickc@redhat.com>
12086 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12087 secondary_reload_info structure.
12090 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12091 decls if weak support is available.
12093 2016-01-04 Martin Sebor <msebor@redhat.com>
12095 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12097 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12099 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12100 OPTION_MASK_P9_DFORM.
12102 * config/rs6000/constraints.md (wo constraint): New constraint for
12105 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12107 (rs6000_init_hard_regno_mode_ok): Likewise.
12109 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12112 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12113 expanders not to have constraints. Add support for ISA 3.0 xxperm
12114 instruction. Add support for fusing xxlor with xxperm.
12115 (altivec_vperm_<mode>_internal): Likewise.
12116 (altivec_vperm_v8hiv16qi): Likewise.
12117 (altivec_vperm_<mode>v16q): Likewise.
12118 (altivec_vperm_<mode>_uns): Likewise.
12119 (vperm_v8hiv4si): Likewise.
12120 (vperm_v16qiv8hi): Likewise.
12122 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12124 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12126 Update copyright years.
12128 * gcc.c (process_command): Update copyright notice dates.
12129 * gcov-dump.c (print_version): Ditto.
12130 * gcov.c (print_version): Ditto.
12131 * gcov-tool.c (print_version): Ditto.
12132 * gengtype.c (create_file): Ditto.
12133 * doc/cpp.texi: Bump @copying's copyright year.
12134 * doc/cppinternals.texi: Ditto.
12135 * doc/gcc.texi: Ditto.
12136 * doc/gccint.texi: Ditto.
12137 * doc/gcov.texi: Ditto.
12138 * doc/install.texi: Ditto.
12139 * doc/invoke.texi: Ditto.
12141 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12143 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12144 modes larger than TImode as TImode if NEON is not enabled.
12146 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12149 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12150 mode for %f0-%f31 only if TARGET_FPU.
12152 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12155 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12156 to compute the PACKED_P predicate.
12157 (function_arg_record_value): Minor tweaks.
12159 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12161 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12162 option for arm*-*-* targets.
12164 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12166 * doc/extend.texi (Common Function Attributes): Move docs for
12167 MSP430-specific attributes to....
12168 (MSP430 Function Attributes): ...here. Delete the redundant
12169 entries and copy-edit the remaining text.
12170 (MSP430 Variable Attributes): Use uniform format for index
12171 entries and add a cross-reference to the corresponding function
12174 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12176 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12178 (x86 Options): Likewise.
12180 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12184 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12185 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12186 to corresponding attribute.
12188 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12190 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12191 to correct alphabetization of table. Copy-edit and correct
12193 <stack_protect>: Likewise.
12194 <target_clones>: Likewise.
12196 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12197 Correct punctuation.
12198 (Code Gen Options) <-fno-plt>: Copy-edit.
12200 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12203 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12204 SI values. Explicitly convert SI to DI and vice-versa.
12206 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12208 PR tree-optimization/69070
12209 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12210 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12213 * ubsan.c (ubsan_instrument_float_cast): Call
12214 initialize_sanitizer_builtins.
12217 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12219 Copyright (C) 2016 Free Software Foundation, Inc.
12221 Copying and distribution of this file, with or without modification,
12222 are permitted in any medium without royalty provided the copyright
12223 notice and this notice are preserved.