1 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3 * gcc/config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5 (define_insn "*andnottf3"): Ditto.
6 (define_insn "*<code><mode>3"/any_logic): Ditto.
7 (define_insn "*<code>tf3"/any_logic): Ditto.
8 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
9 operand to block AVX-512VL insn variant emit when it is not enabled.
11 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14 constraint fot SF mode.
16 2016-05-18 Petr Murzin <petr.murzin@intel.com>
17 Kirill Yukhin <kirill.yukhin@intel.com>
19 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21 (define_insn "rsqrt14<mode>"): Ditto.
22 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
24 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
25 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
26 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
28 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
29 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
30 * config/i386/i386.c (ix86_print_operand): Expand check for size
31 override codes for Intel syntax.
33 2016-05-18 Richard Biener <rguenther@suse.de>
35 PR tree-optimization/71168
36 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
37 initialization earlier.
39 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
41 * config/aarch64/aarch64-simd.md
42 (aarch64_reduc_plus_internal<mode>): Rename to...
43 (reduc_plus_scal): ...This, and remove previous implementation.
45 2016-05-18 Richard Biener <rguenther@suse.de>
47 * passes.def: Put late dse and cd_dce in canonical order.
49 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
51 * ipa-inline-transform.c (preserve_function_body_p): Look for
52 first non-thunk clone.
53 (save_function_body): Save into first non-thunk.
54 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
56 (lto_output_node): Inline thunks don't need body in every
58 * lto-streamer-in.c: Do not fixup thunk clones.
59 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
61 * tree-inline.c (copy_bb): Be prepared for target node to be new after
64 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
67 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
68 (reassociate_bb): Call transform_add_to_multiply.
70 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
72 * config/aarch64/aarch64.c (all_extensions): Removed unused static variable.
74 2016-05-17 Nathan Sidwell <nathan@acm.org>
76 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
77 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
79 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
81 PR tree-optimization/54579
83 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
85 2016-05-17 Marek Polacek <polacek@redhat.com>
88 * tree-inline.c (expand_call_inline): Call
89 maybe_remove_unused_call_args.
91 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
93 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
94 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
95 * doc/md.texi (fmin@var{m}3): Likewise.
97 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
99 * match.pd (X & C): New transformation.
101 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
103 * match.pd (~X & Y): New transformation.
105 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
107 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
108 information for new SSA_NAME.
109 (simplify_conversion_using_ranges): Get range through get_range_info
110 instead of get_value_range.
112 2016-05-17 Jiong Wang <jiong.wang@arm.com>
114 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
115 Remove inline assembly.
116 (vmvn_s16): Likewise.
117 (vmvn_s32): Likewise.
119 (vmvn_u16): Likewise.
120 (vmvn_u32): Likewise.
121 (vmvnq_s8): Likewise.
122 (vmvnq_s16): Likewise.
123 (vmvnq_s32): Likewise.
124 (vmvnq_u8): Likewise.
125 (vmvnq_u16): Likewise.
126 (vmvnq_u32): Likewise.
128 (vmvnq_p16): Likewise.
130 2016-05-17 Jiong Wang <jiong.wang@arm.com>
132 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
134 (vmul_n_s16): Likewise.
135 (vmul_n_s32): Likewise.
136 (vmul_n_u16): Likewise.
137 (vmul_n_u32): Likewise.
138 (vmulq_n_f32): Likewise.
139 (vmulq_n_f64): Likewise.
140 (vmulq_n_s16): Likewise.
141 (vmulq_n_s32): Likewise.
142 (vmulq_n_u16): Likewise.
143 (vmulq_n_u32): Likewise.
145 2016-05-17 Jiong Wang <jiong.wang@arm.com>
147 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
148 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
150 2016-05-17 Jiong Wang <jiong.wang@arm.com>
152 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
153 to *aarch64_fma4_elt_from_dup<mode>.
154 (*aarch64_fnma4_elt_to_128df): Rename to
155 *aarch64_fnma4_elt_from_dup<mode>.
156 * config/aarch64/arm_neon.h (vfma_n_f64): New.
157 (vfms_n_f32): Likewise.
158 (vfms_n_f64): Likewise.
159 (vfmsq_n_f32): Likewise.
160 (vfmsq_n_f64): Likewise.
162 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
164 * wide-int.h: Change fixed_wide_int_storage from class to struct.
166 2016-05-17 Richard Biener <rguenther@suse.de>
168 PR tree-optimization/71132
169 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
170 Only add control dependences for blocks in the loop.
172 (generate_code_for_partition): Return whether loop should
173 be destroyed and delay that.
174 (distribute_loop): Likewise.
175 (pass_loop_distribution::execute): Record loops to be destroyed
176 and perform delayed destroying of loops.
178 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
181 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
183 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
185 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
187 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
190 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
191 insertion point for instructions generated by validize_mem.
193 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
195 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
198 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
200 * config/aarch64/aarch64.c
201 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
204 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
206 * doc/invoke.texi (AArch64 Options): Various updates.
208 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
210 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
211 into instrumentation thunks.
212 * cif-code.def (CIF_CHKP): New.
214 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
218 2016-05-16 Martin Jambor <mjambor@suse.cz>
220 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
221 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
223 2016-05-16 Marek Polacek <polacek@redhat.com>
225 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
228 2016-05-16 Martin Jambor <mjambor@suse.cz>
231 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
232 the outlined kernel function.
234 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
236 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
237 (ISA_HAS_DLSA): Ditto.
239 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
241 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
243 2016-05-16 Nathan Sidwell <nathan@acm.org>
245 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
246 (nvptx_name_replacement): Restore. Add comment.
247 (write_fn_proto, write_fn_proto_from_insn,
248 nvptx_output_call_insn): Restore
249 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
251 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
253 * config/aarch64/aarch64.md
254 (add<mode>3_compareC_cconly_imm): Remove use of %w.
255 (add<mode>3_compareC_imm): Likewise.
256 (<optab>si3_uxtw): Split into register and immediate variants.
257 (andsi3_compare0_uxtw): Likewise.
258 (and<mode>3_compare0): Likewise.
259 (and<mode>3nr_compare0): Likewise.
260 (stack_protect_test_<mode>): Don't use %x for memory operands.
262 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
264 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
266 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
268 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
269 Split integer shifts into shift_reg and bfm.
270 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
271 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
272 (ror<mode>3_insn): Likewise.
273 (<optab>si3_insn_uxtw): Likewise.
274 (<optab><mode>3_insn): Change to rotate_imm.
275 (extr<mode>5_insn_alt): Likewise.
276 (extrsi5_insn_uxtw): Likewise.
277 (extrsi5_insn_uxtw_alt): Likewise.
279 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
281 * doc/tm.texi: Regenerate.
282 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
283 (TARGET_INVALID_RETURN_TYPE): Remove.
284 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
285 TARGET_INVALID_RETURN_TYPE.
286 * target.def (invalid_parameter_type): Remove.
287 (invalid_return_type): Remove.
289 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
291 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
292 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
294 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
296 (preserve_function_body_p): No need to preserve function body
297 * cif-codes.def (CIF_THUNK): Remove.
298 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
300 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
302 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
304 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
306 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
309 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
311 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
312 (inline_small_functions): Do not look for function symbol when
315 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
317 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
320 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
321 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
322 Jiong Wang <jiong.wang@arm.com>
324 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
325 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
326 Define __ARM_FP16_ARGS when appropriate.
327 * config/arm/arm.c (arm_invalid_parameter_type): Remove
329 (arm_invalid_return_type): Likewise.
330 (TARGET_INVALID_PARAMETER_TYPE): Remove.
331 (TARGET_INVALID_RETURN_TYPE): Remove.
332 (aapcs_vfp_sub_candidate): Allow HFmode.
333 (aapcs_vfp_allocate): Add comment. Support HFmode.
334 (aapcs_vfp_allocate_return_reg): Likewise.
335 (struct aapcs_cp_arg_layout): Slightly reword comments for
336 is_return_candidate and allocate_return_reg.
337 (output_mov_vfp): Update assert.
338 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
340 (arm_invalid_parameter_type): Remove.
341 (amr_invalid_return_type): Remove.
342 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
343 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
344 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
346 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
348 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
349 * config/aarch64/arch64-protos.h
350 (aarch64_legitimize_reload_address): Remove.
351 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
354 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
356 * configure.ac: Add ACX_NONCANONICAL_HOST.
357 * configure: Regenerate.
358 * Makefile.in: Set host_noncanonical.
360 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/i386.md (*movtf_internal): Before register allocation,
364 do not allow FP constants for CM_MEDIUM memory model, allow only
365 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
366 (*movxf_internal): Ditto.
367 (*movdf_internal): Ditto.
368 (*movsf_internal): Ditto.
370 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
372 PR rtl-optimization/67483
373 * combine.c (make_compound_operation): Don't call extract_left_shift
374 with negative shift amounts.
376 2016-05-13 Jakub Jelinek <jakub@redhat.com>
379 * fold-const.c (fold_checksum_tree): Allow modification
380 of TYPE_ALIAS_SET during folding.
382 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
383 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
384 (ix86_split_to_parts): Likewise. Fix up formatting.
386 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
388 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
389 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
392 2016-05-13 Nathan Sidwell <nathan@acm.org>
394 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
395 (nvptx_name_replacement): Delete.
396 (write_fn_proto, write_fn_proto_from_insn,
397 nvptx_output_call_insn): Remove nvptx_name_replacement call.
398 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
399 * langhooks.c (add_builtin_funcction_common): Call
400 targetm.mangle_decl_assembler_name.
402 * config/nvptx/nvptx.c (write_fn_proto): Handle
403 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
405 2016-05-13 Martin Liska <mliska@suse.cz>
407 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
408 and PRIu64 in printf format.
410 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
412 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
415 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
417 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
418 Change --param max-completely-peeled-times to
419 --param max-completely-peel-times in dump file printing.
421 2016-05-13 Richard Biener <rguenther@suse.de>
423 PR tree-optimization/42587
424 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
425 (find_bswap_or_nop_1): Likewise.
426 (bswap_replace): Likewise.
428 2016-05-13 Martin Liska <mliska@suse.cz>
430 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
431 Initialize a variable with default value.
433 2016-05-13 Martin Liska <mliska@suse.cz>
435 * doc/invoke.texi: Enhance explanation of error recovery
438 2016-05-13 Martin Liska <mliska@suse.cz>
440 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
441 (struct cost_pair): Change inv_expr_id (int) to inv_expr
443 (struct iv_inv_expr_ent): Comment struct fields.
444 (sort_iv_inv_expr_ent): New function.
445 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
446 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
447 a hash_map between iv_inv_expr_ent and number of usages.
448 (niter_for_exit): Fix coding style.
449 (tree_ssa_iv_optimize_init): Use renamed variable.
450 (determine_base_object): Fix coding style.
451 (alloc_iv): Likewise.
452 (find_interesting_uses_outside): Likewise.
453 (add_candidate_1): Likewise.
454 (add_standard_iv_candidates): Likewise.
455 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
456 (prepare_decl_rtl): Fix coding style.
457 (get_address_cost): Likewise.
458 (get_shiftadd_cost): Likewise.
459 (force_expr_to_var_cost): Likewise.
460 (compare_aff_trees): Likewise.
461 (get_expr_id): Restructure the function.
462 (get_loop_invariant_expr_id): Renamed to
463 get_loop_invariant_expr.
464 (get_computation_cost_at): Replace usage of inv_expr_id with
466 (get_computation_cost): Likewise.
467 (determine_group_iv_cost_generic): Likewise.
468 (determine_group_iv_cost_address): Likewise.
469 (iv_period): Fix coding style.
470 (iv_elimination_compare_lt): Likewise.
471 (may_eliminate_iv): Likewise.
472 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
474 (determine_group_iv_costs): Dump invariant expressions.
475 (iv_ca_recount_cost): Use the newly added hash_map.
476 (iv_ca_set_remove_invariants): Fix coding style.
477 (iv_ca_set_add_invariants): Fix coding style.
478 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
480 (iv_ca_set_cp): Likewise.
481 (iv_ca_new): Initialize the newly added hash_map and remove
482 initialization of fields.
483 (iv_ca_free): Delete the hash_map.
484 (iv_ca_dump): Dump invariant expressions.
485 (iv_ca_extend): Fix coding style.
486 (try_add_cand_for): Likewise.
487 (create_new_ivs): Dump information about # of avg iterations and
488 # of used invariant expressions.
489 (rewrite_use_compare): Fix coding style.
490 (free_loop_data): Set default value for max_inv_expr_id.
492 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
494 * cse.c (rest_of_handle_cse): Use cleanup_cfg
495 returned value cse_cfg_altered computation.
496 (rest_of_handle_cse2): Likewise.
497 (rest_of_handle_cse_after_global_opts): Likewise.
499 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
502 * config/arm/arm.c (arm32_output_mi_thunk): New.
503 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
504 to split Thumb1 vs TARGET_32BIT functionality.
505 (arm_thumb1_mi_thunk): New.
507 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
509 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
512 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
515 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
517 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
519 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
520 (expand_builtin_trap): Emit a regular call.
521 (set_builtin_user_assembler_name): Remove obsolete cases.
522 * dse.c (scan_insn): Adjust.
523 * except.c: Include calls.h.
524 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
525 emit a regular call to setjmp.
526 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
527 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
528 (emit_block_move_via_libcall): Delete.
529 (block_move_fn): Delete.
530 (init_block_move_fn): Likewise.
531 (emit_block_move_libcall_fn): Likewise.
532 (emit_block_op_via_libcall): New function.
533 (set_storage_via_libcall): Tidy up and use memset builtin.
534 (block_clear_fn): Delete.
535 (init_block_clear_fn): Likewise.
536 (clear_storage_libcall_fn): Likewise.
537 (expand_assignment): Call emit_block_move_via_libcall.
538 Do not include gt-expr.h.
539 * expr.h (emit_block_op_via_libcall): Declare.
540 (emit_block_copy_via_libcall): New inline function.
541 (emit_block_move_via_libcall): Likewise.
542 (emit_block_comp_via_libcall): Likewise.
543 (block_clear_fn): Delete.
544 (init_block_move_fn): Likewise.
545 (init_block_clear_fn): Likewise.
546 (emit_block_move_via_libcall): Likewise.
547 (set_storage_via_libcall): Add default parameter value.
548 * libfuncs.h (enum libfunc_index): Remove obsolete values.
549 (abort_libfunc): Delete.
550 (memcpy_libfunc): Likewise.
551 (memmove_libfunc): Likewise.
552 (memcmp_libfunc): Likewise.
553 (memset_libfunc): Likewise.
554 (setbits_libfunc): Likewise.
555 (setjmp_libfunc): Likewise.
556 (longjmp_libfunc): Likewise.
557 (profile_function_entry_libfunc): Likewise.
558 (profile_function_exit_libfunc): Likewise.
559 (gcov_flush_libfunc): Likewise.
560 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
561 and DECL_VISIBILITY on the declaration.
562 (init_optabs): Do not initialize obsolete libfuncs.
563 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
564 * tree-core.h (ECF_RET1): Define.
565 (ECF_TM_PURE): Adjust.
566 (ECF_TM_BUILTIN): Likewise.
567 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
568 (build_common_builtin_nodes): Initialize abort builtin.
569 Add ECF_RET1 on memcpy, memmove and memset builtins.
570 Pass final flags for alloca and alloca_with_align builtins.
571 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
573 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
574 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
575 set_storage_via_libcall and call emit_block_copy_via_libcall.
577 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.md (*call_got_x32): Change operand 0 to
580 DImode before it is passed to ix86_output_call_operand.
581 (*call_value_got_x32): Ditto for operand 1.
583 2016-05-12 Jiong Wang <jiong.wang@arm.com>
585 PR rtl-optimization/70904
586 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
587 reload for wide mode.
589 2016-05-12 Marek Polacek <polacek@redhat.com>
592 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
593 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
594 * langhooks.h (incomplete_type_error): Likewise.
595 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
596 parameter, pass it down to incomplete_type_error.
597 * tree.h (size_in_bytes): New inline overload.
598 (size_in_bytes_loc): Renamed from size_in_bytes.
600 2016-05-12 Richard Biener <rguenther@suse.de>
602 PR tree-optimization/71059
603 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
604 nary before looking up or entering the expression into the VN
606 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
607 Make sure to re-use NARYs without result as inserted by
610 2016-05-12 Richard Biener <rguenther@suse.de>
612 PR tree-optimization/71062
613 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
615 * tree-ssa-structalias.c (set_uids_in_ptset): Set
616 vars_contains_restrict if the var is a restrict tag.
617 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
618 do not disambiguate pointers against it.
619 (dump_points_to_solution): Re-structure and adjust for new
620 vars_contains_restrict flag.
621 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
623 2016-05-12 Martin Liska <mliska@suse.cz>
625 * doc/invoke.texi: Explain connection between
626 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
628 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
630 PR tree-optimization/71006
631 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
632 consider COND_EXPR as a mask producer.
634 2016-05-12 Marek Polacek <polacek@redhat.com>
637 * opts.c (common_handle_option): Detect missing argument for --help^.
639 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
642 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
643 when popping the PC and within an interrupt handler routine.
644 Add missing tab to output of "ldmfd".
645 (output_return_instruction): Output LDMFD with SP update rather
646 than POP when returning from interrupt handler.
648 2016-05-12 Jakub Jelinek <jakub@redhat.com>
650 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
651 TARGET_64BIT && TARGET_AVX512DQ.
652 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
653 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
654 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
655 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
656 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
657 (*vec_extractv4si_zext): Add avx512dq alternative.
658 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
659 use v instead of x constraint in other alternatives where possible.
661 * config/i386/sse.md (sse2_loadld): Use v instead of x
662 constraint in alternatives 0,1,4.
664 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
665 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
666 v constraints instead of x and <pinsr_evex_isa> isa attribute.
669 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
670 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
671 is not emitted unless TARGET_AVX512BW.
672 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
673 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
674 for the result operand.
676 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
677 constraint instead of x in avx alternatives. Use maybe_evex instead
680 * config/i386/constraints.md (Yv): New constraint.
681 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
682 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
683 * config/i386/i386.md (avx512fvecmode): New mode attr.
684 (*pushtf): Use v constraint instead of x.
685 (*movtf_internal): Likewise. For TARGET_AVX512VL and
686 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
687 (*absneg<mode>2): Use Yv constraint instead of x constraint.
688 (*absnegtf2_sse): Likewise.
689 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
690 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
691 avx512f alternatives.
692 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
694 2016-05-12 Richard Biener <rguenther@suse.de>
696 PR tree-optimization/71060
697 * tree-data-ref.c (initialize_data_dependence_relation): Do not
698 require exact match of DR_BASE_OBJECT but only matching address and
701 2016-05-12 Richard Biener <rguenther@suse.de>
703 PR tree-optimization/70986
704 * cfganal.c: Include cfgloop.h.
705 (dfs_find_deadend): Prefer to take edges exiting loops.
707 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
709 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
710 compile and run time.
712 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
715 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
717 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.c (legitimize_pic_address): Use
720 copy_to_suggested_reg instead of gen_movsi.
722 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
724 * config/rs6000/predicates.md (quad_memory_operand): Move most of
725 the code into quad_address_p and call it to share code with
726 vsx_quad_dform_memory_operand.
727 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
729 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
730 bit instead of being a separate word. Split -mpower9-dform into
731 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
732 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
733 for the register class supporting 128-bit quad word memory offsets.
734 (mode_supports_vsx_dform_quad): Helper function to return if the
735 register class uses quad word memory offsets.
736 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
737 (rs6000_debug_reg_global): Always print if we are using LRA or not.
738 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
739 instructions are enabled, set up the appropriate addr_masks for
741 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
742 -mpower9-dform-scalar, instead of -mpower9-dform.
743 (rs6000_option_override_internal): Split -mpower9-dform into two
744 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
745 -mpower9-dform switch sets or clears both. If we are not using
746 the LRA register allocator, do not enable -mpower9-dform-vector by
747 default. If we are using LRA, enable -mpower9-dform-vector and
748 -mvsx-timode if it is appropriate. Issue a warning if either
749 -mpower9-dform-vector or -mvsx-timode are explicitly used without
751 (quad_address_offset_p): New helper function to return if the
752 offset is legal for quad word memory instructions.
753 (quad_address_p): New function to determin if GPR or vector
754 register quad word memory addresses are legal.
755 (mem_operand_gpr): Validate quad word address offsets.
756 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
757 d-form (register + offset) instructions.
758 (offsettable_ok_by_alignment): Likewise.
759 (rs6000_legitimate_offset_address_p): Likewise.
760 (legitimate_lo_sum_address_p): Likewise.
761 (rs6000_legitimize_address): Likewise.
762 (rs6000_legitimize_reload_address): Add more debug statements for
764 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
766 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
767 d-form instructions. Distinguish different cases in debug
768 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
770 (rs6000_preferred_reload_class): Likewise.
771 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
772 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
773 of the ISA 2.06 indexed memory instructions.
774 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
775 use them to save/restore the saved vector registers instead of
776 using Altivec instructions.
777 (rs6000_emit_epilogue): Likewise.
778 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
779 (rs6000_opt_masks): Split -mpower9-dform into
780 -mpower9-dform-scalar and -mpower9-dform-vector.
781 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
783 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
784 ISA 3.0 vector indexed memory instructions, and fold the code into
785 the normal mov<mode> patterns.
786 (p9_vecstore_<mode>): Likewise.
787 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
789 (vsx_movti_64bit): Likewise.
790 (vsx_movti_32bit): Likewise.
791 * config/rs6000/constraints.md (wO constraint): New constraint for
792 ISA 3.0 vector d-form support.
793 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
794 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
795 include -mpower9-dform-vector until we switch over to LRA.
796 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
797 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
798 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
799 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
800 for -mpower9-dform and -mlra.
801 * doc/md.texi (wO constraint): Document wO constraint.
803 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
805 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
806 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
807 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
808 Move handling of non-insn arguments inline into the sole user:
809 (output_trans_func): ...here.
810 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
811 in emitted function prototype.
812 (output_internal_insn_latency_func): Ditto. Simplify.
813 (output_internal_maximal_insn_latency_func): Ditto. Delete
814 always-unused argument.
815 (output_insn_latency_func): Ditto.
816 (output_maximal_insn_latency_func): Ditto.
818 2016-05-11 Richard Biener <rguenther@suse.de>
820 PR tree-optimization/71055
821 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
822 sth with precision not equal to access size verify we don't chop
825 2016-05-11 Richard Biener <rguenther@suse.de>
828 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
829 (dwarf2out_finish): Move retry_incomplete_types call ...
830 (dwarf2out_early_finish): ... here.
832 2016-05-11 Richard Biener <rguenther@suse.de>
835 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
836 if the langhook insists on it.
837 * fold-const.c (make_bit_field_ref): Add arg for the original
838 reference and preserve its alias-set.
839 (decode_field_reference): Take exp by reference and adjust it
840 to the original memory reference.
841 (optimize_bit_field_compare): Adjust callers.
842 (fold_truth_andor_1): Likewise.
843 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
845 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
848 * cfgrtl.h (delete_insn_and_edges): Now return bool.
849 * cfgrtl.c (delete_insn_and_edges): Likewise.
850 * config/i386/i386.c (convert_scalars_to_vector): Remove
852 * cse.c (cse_insn): Compute cse_cfg_altered.
853 (delete_trivially_dead_insns): Likewise.
854 (cse_cc_succs): Likewise.
855 (rest_of_handle_cse): Free dominance info if required.
856 (rest_of_handle_cse2): Likewise.
857 (rest_of_handle_cse_after_global_opts): Likewise.
859 2016-05-11 Alan Modra <amodra@gmail.com>
861 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
862 abi_v4_pass_in_fpr): New functions.
863 (rs6000_function_arg_boundary): Exclude complex IBM long double
864 from 64-bit alignment when ABI_V4.
865 (rs6000_function_arg, rs6000_function_arg_advance_1,
866 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
868 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
870 PR rtl-optimization/71028
871 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
872 jump with just a return in the fallthrough block if the branch
873 block contains just a return as well.
875 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
877 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
878 * match.pd ((X & Y) ^ Y): ... this.
879 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
880 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
882 2016-05-10 David Malcolm <dmalcolm@redhat.com>
884 * read-md.c (require_char_ws): New function.
885 (read_string): Simplify using require_char_ws.
886 (handle_constants): Likewise.
887 (handle_enum): Likewise.
888 (handle_file): Likewise.
889 * read-md.h (require_char_ws): New declaration.
890 * read-rtl.c (read_conditions): Simplify using require_char_ws.
891 (read_mapping): Likewise.
892 (read_rtx_code): Likewise.
893 (read_nested_rtx): Likewise.
895 2016-05-10 James Norris <jnorris@codesourcery.com>
897 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
898 if offloading is enabled and -fopenacc or -fopenmp is specified.
899 (CRTOFFLOADEND): Likewise.
900 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
901 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
903 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
906 gotoff_operand code paths. Use copy_to_suggested_regs and
907 expand_simple_binop where appropriate. Cleanup.
909 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
912 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
914 (dimode_scalar_chain::vector_const_cost): New.
915 (dimode_scalar_chain::compute_convert_gain): Handle constants.
916 (dimode_scalar_chain::convert_op): Likewise.
917 (dimode_scalar_chain::convert_insn): Likewise.
919 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
921 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
922 unary operation, not a binary one.
924 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
927 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
928 calls with type casted fndecl.
930 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
932 PR tree-optimization/70786
933 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
934 * gcc/calls.c (initialize_argument_information): Bind bounds
935 with corresponding args passed by reference.
937 2016-05-10 Jakub Jelinek <jakub@redhat.com>
940 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
941 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
942 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
945 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
948 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
949 code for a zero scale factor.
950 (vsx_xvcvdpuxds_scale): Likewise.
952 2016-05-10 David Malcolm <dmalcolm@redhat.com>
954 * diagnostic-show-locus.c (layout::layout): Call show_ruler
955 if show_ruler_p was set on the context.
956 (layout::show_ruler): New method.
957 * diagnostic.h (struct diagnostic_context): Add field
960 2016-05-10 Richard Biener <rguenther@suse.de>
962 PR tree-optimization/71039
963 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
964 (chk_uses): New function.
965 (propagate_with_phi): Verify we can safely replicate the lhs of an
966 aggregate assignment on all incoming edges.
968 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
970 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
972 (rx_atomic_sequence): New class.
973 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
974 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
976 (rx_atomic_sequence::rx_atomic_sequence,
977 rx_atomic_sequence::~rx_atomic_sequence): New functions.
978 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
979 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
980 CTRLREG_INTB): New constants.
981 (FETCHOP): New code iterator.
982 (fethcop_name, fetchop_name2): New iterator code attributes.
983 (QIHI): New mode iterator.
984 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
985 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
986 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
988 2016-05-10 Martin Liska <mliska@suse.cz>
990 * tree-inline.c (remap_dependence_clique): Do not remap
991 debugging statements.
993 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
995 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
996 ("*fixuns_truncdfdi2_z13")
997 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
998 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
999 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
1001 2016-05-10 Richard Biener <rguenther@suse.de>
1003 PR tree-optimization/70497
1004 PR tree-optimization/28367
1005 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
1007 (visit_reference_op_load): ... here.
1008 (vn_reference_lookup_3): Use it to handle subreg-like accesses
1009 with simplified BIT_FIELD_REFs.
1010 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
1011 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
1014 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1016 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1017 documentation comment. For BLOCK nodes, add a
1018 DW_AT_abstract_origin attribute that points to the DIE generated
1019 for the origin BLOCK.
1020 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1021 blocks from inlined functions.
1023 2016-05-10 Alan Modra <amodra@gmail.com>
1026 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1027 regrename modifying insns saving lr before __morestack call.
1028 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1029 insns restoring lr after __morestack call.
1031 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1033 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1034 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1036 * config/i386/sse.md (vec_interleave_high<mode>,
1037 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1038 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1040 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1042 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1043 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1044 parallel reassociation for power8 and forward.
1046 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (absneg splitters with general regs): Use
1049 general_reg_operand predicate.
1050 (btsq peephole2): Use x86_64_immediate_operand to check if new
1051 value is suitable for immediate operand. Generate emitted insn
1052 using RTL expressions.
1053 (btcq peephole2): Ditto.
1054 (btrq peephole2): Ditto. Generate correct immediate operand
1057 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1059 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1062 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1064 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1065 pointer dereference.
1067 2016-05-09 Richard Biener <rguenther@suse.de>
1069 PR tree-optimization/70985
1070 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1071 op0 isn't a gimple register.
1073 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1075 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1076 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1077 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1078 (i6400_fpu_mult): New cpu units.
1079 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1080 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1081 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1082 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1083 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1084 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1085 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1086 (i6400_msa_long_float4, i6400_msa_long_float5)
1087 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1088 (i6400_msa_fdiv_sf): New reservations.
1089 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1090 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1091 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1092 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1093 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1094 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1095 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1096 (msa_short_store4, msa_long_load, msa_short_store)
1097 (msa_long_logic, msa_long_float2, msa_long_float4)
1098 (msa_long_float5, msa_long_float8, msa_long_mult)
1099 (msa_long_fdiv, msa_long_div): New reservations.
1101 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1102 Sameera Deshpande <sameera.deshpande@imgtec.com>
1103 Matthew Fortune <matthew.fortune@imgtec.com>
1104 Graham Stott <graham.stott@imgtec.com>
1105 Chao-ying Fu <chao-ying.fu@imgtec.com>
1107 * config.gcc: Add MSA header file for mips*-*-* target.
1108 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1109 (Ubv8i, Urv8): New constraints.
1110 * config/mips/mips-ftypes.def: Add function types for MSA
1112 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1113 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1114 * config/mips/mips-msa.md: New file.
1115 * config/mips/mips-protos.h
1116 (mips_split_128bit_const_insns): New prototype.
1117 (mips_msa_idiv_insns): Likewise.
1118 (mips_split_128bit_move): Likewise.
1119 (mips_split_128bit_move_p): Likewise.
1120 (mips_split_msa_copy_d): Likewise.
1121 (mips_split_msa_insert_d): Likewise.
1122 (mips_split_msa_fill_d): Likewise.
1123 (mips_expand_msa_branch): Likewise.
1124 (mips_const_vector_same_val_p): Likewise.
1125 (mips_const_vector_same_bytes_p): Likewise.
1126 (mips_const_vector_same_int_p): Likewise.
1127 (mips_const_vector_shuffle_set_p): Likewise.
1128 (mips_const_vector_bitimm_set_p): Likewise.
1129 (mips_const_vector_bitimm_clr_p): Likewise.
1130 (mips_msa_vec_parallel_const_half): Likewise.
1131 (mips_msa_output_division): Likewise.
1132 (mips_ldst_scaled_shift): Likewise.
1133 (mips_expand_vec_cond_expr): Likewise.
1134 * config/mips/mips.c (enum mips_builtin_type): Add
1135 MIPS_BUILTIN_MSA_TEST_BRANCH.
1136 (mips_gen_const_int_vector_shuffle): New prototype.
1137 (mips_const_vector_bitimm_set_p): New function.
1138 (mips_const_vector_bitimm_clr_p): Likewise.
1139 (mips_const_vector_same_val_p): Likewise.
1140 (mips_const_vector_same_bytes_p): Likewise.
1141 (mips_const_vector_same_int_p): Likewise.
1142 (mips_const_vector_shuffle_set_p): Likewise.
1143 (mips_symbol_insns): Forbid loading symbols via immediate for
1145 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1147 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1149 (mips_lx_address_p): Add support load indexed address for MSA.
1150 (mips_address_insns): Add calculation of instructions needed for
1151 stores and loads for MSA.
1152 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1153 CONST_VECTOR for MSA and let it fall through.
1154 (mips_ldst_scaled_shift): New function.
1155 (mips_subword_at_byte): Likewise.
1156 (mips_msa_idiv_insns): Likewise.
1157 (mips_legitimize_move): Validate MSA moves.
1158 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1159 calculation of costs for MSA division.
1160 (mips_split_move_p): Check if MSA moves need splitting.
1161 (mips_split_move): Split MSA moves if necessary.
1162 (mips_split_128bit_move_p): New function.
1163 (mips_split_128bit_move): Likewise.
1164 (mips_split_msa_copy_d): Likewise.
1165 (mips_split_msa_insert_d): Likewise.
1166 (mips_split_msa_fill_d): Likewise.
1167 (mips_output_move): Handle MSA moves.
1168 (mips_expand_msa_branch): New function.
1169 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1170 Reinstate 'y' modifier.
1171 (mips_file_start): Add MSA .gnu_attribute.
1172 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1174 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1175 (mips_class_max_nregs): Add register size for MSA supported mode.
1176 (mips_cannot_change_mode_class): Allow conversion between MSA
1177 vector modes and TImode.
1178 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1180 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1181 (mips_preferred_simd_mode): Add preffered modes for MSA.
1182 (mips_vector_mode_supported_p): Add MSA supported modes.
1183 (mips_autovectorize_vector_sizes): New function.
1184 (mips_msa_output_division): Likewise.
1185 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1186 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1187 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1188 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1189 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1190 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1191 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1192 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1193 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1194 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1195 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1196 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1197 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1198 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1199 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1200 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1201 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1202 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1203 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1204 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1205 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1206 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1207 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1208 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1209 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1210 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1211 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1212 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1213 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1214 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1215 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1216 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1217 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1218 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1219 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1220 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1221 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1222 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1223 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1224 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1225 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1226 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1227 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1228 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1229 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1230 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1231 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1232 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1233 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1234 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1235 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1236 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1237 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1238 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1239 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1240 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1241 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1242 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1243 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1244 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1245 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1246 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1247 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1248 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1249 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1250 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1251 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1252 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1253 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1254 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1255 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1256 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1257 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1258 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1259 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1260 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1261 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1262 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1263 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1264 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1265 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1266 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1267 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1268 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1269 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1270 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1271 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1272 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1273 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1274 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1275 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1276 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1277 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1278 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1279 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1280 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1281 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1282 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1283 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1284 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1285 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1286 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1287 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1288 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1289 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1290 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1291 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1292 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1293 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1294 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1295 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1296 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1297 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1298 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1299 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1300 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1301 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1302 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1303 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1304 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1305 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1306 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1307 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1308 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1309 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1310 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1311 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1312 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1313 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1314 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1315 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1316 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1317 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1318 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1319 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1320 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1321 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1322 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1323 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1324 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1325 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1326 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1327 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1328 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1329 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1330 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1331 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1332 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1333 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1334 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1335 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1337 (mips_get_builtin_decl_index): New array.
1338 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1339 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1340 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1341 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1342 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1344 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1346 (mips_expand_builtin_insn): Prepare operands for
1347 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1348 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1349 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1350 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1351 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1352 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1353 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1354 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1355 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1356 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1357 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1358 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1359 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1360 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1361 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1362 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1363 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1364 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1365 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1366 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1367 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1368 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1369 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1370 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1371 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1372 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1373 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1374 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1375 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1376 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1377 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1378 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1379 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1380 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1381 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1382 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1383 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1384 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1385 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1386 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1387 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1388 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1389 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1390 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1391 These are set implicitly and an error is reported if overridden.
1392 (mips_expand_builtin_msa_test_branch): New function.
1393 (mips_expand_msa_shuffle): Likewise.
1394 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1395 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1396 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1397 (mips_expand_vec_unpack): Add support for MSA.
1398 (mips_expand_vector_init): Likewise.
1399 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1400 instead of const0_rtx.
1401 (mips_msa_vec_parallel_const_half): New function.
1402 (mips_gen_const_int_vector): Likewise.
1403 (mips_gen_const_int_vector_shuffle): Likewise.
1404 (mips_expand_msa_cmp): Likewise.
1405 (mips_expand_vec_cond_expr): Likewise.
1406 * config/mips/mips.h
1407 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1408 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1410 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1411 (ISA_HAS_MSA): New macro.
1412 (UNITS_PER_MSA_REG): Likewise.
1413 (BITS_PER_MSA_REG): Likewise.
1414 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1415 (MSA_REG_FIRST): New macro.
1416 (MSA_REG_LAST): Likewise.
1417 (MSA_REG_NUM): Likewise.
1418 (MSA_REG_P): Likewise.
1419 (MSA_REG_RTX_P): Likewise.
1420 (MSA_SUPPORTED_MODE_P): Likewise.
1421 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1422 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1423 * config/mips/mips.md: Include mips-msa.md.
1424 (alu_type): Add simd_add.
1425 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1426 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1427 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1428 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1429 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1430 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1431 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1432 simd_move, simd_load, simd_store. Choose "multi" for moves
1434 (qword_mode): New attribute.
1435 (insn_count): Add instruction count for quad moves.
1436 Increase the count for MIPS SIMD division.
1437 (UNITMODE): Add UNITMODEs for vector types.
1438 (addsub): New code iterator.
1439 * config/mips/mips.opt (mmsa): New option.
1440 * config/mips/msa.h: New file.
1441 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1443 * config/mips/mti-linux.h: Likewise.
1444 * config/mips/predicates.md
1445 (const_msa_branch_operand): New constraint.
1446 (const_uimm3_operand): Likewise.
1447 (const_uimm4_operand): Likewise.
1448 (const_uimm5_operand): Likewise.
1449 (const_uimm8_operand): Likewise.
1450 (const_imm5_operand): Likewise.
1451 (aq10b_operand): Likewise.
1452 (aq10h_operand): Likewise.
1453 (aq10w_operand): Likewise.
1454 (aq10d_operand): Likewise.
1455 (const_m1_operand): Likewise.
1456 (reg_or_m1_operand): Likewise.
1457 (const_exp_2_operand): Likewise.
1458 (const_exp_4_operand): Likewise.
1459 (const_exp_8_operand): Likewise.
1460 (const_exp_16_operand): Likewise.
1461 (const_vector_same_val_operand): Likewise.
1462 (const_vector_same_simm5_operand): Likewise.
1463 (const_vector_same_uimm5_operand): Likewise.
1464 (const_vector_same_uimm6_operand): Likewise.
1465 (const_vector_same_uimm8_operand): Likewise.
1466 (par_const_vector_shf_set_operand): Likewise.
1467 (reg_or_vector_same_val_operand): Likewise.
1468 (reg_or_vector_same_simm5_operand): Likewise.
1469 (reg_or_vector_same_uimm6_operand): Likewise.
1470 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1472 * doc/invoke.texi (-mmsa): Document new option.
1474 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1476 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1477 * configure: Regenerate.
1478 * config.in: Regenerate.
1479 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1481 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1482 (ENDFILE_VTV_SPEC): Define.
1484 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1486 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1487 registers in all interrupt handlers if necessary.
1488 (rl78_option_override): Add warning.
1489 (MUST_SAVE_MDUC_REGISTERS): New macro.
1490 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1491 * config/rl78/rl78.c (check_mduc_usage): New function.
1492 (mduc_regs): New structure to hold MDUC register data.
1493 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1494 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1495 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1496 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1497 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1498 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1500 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1502 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1503 (tree-ssa-loop-niter.h): Ditto.
1504 (idx_within_array_bound, ref_within_array_bound): New functions.
1505 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1506 Factor out check on writable base object to ...
1507 (base_object_writable): ... here.
1509 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1511 * config/arm/arm.md (probe_stack): Add modes to set source
1514 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1516 * regrename.c (base_reg_class_for_rename): New static function.
1517 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1519 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1521 * cgraph.c (thunk_adjust): Export.
1522 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1523 * cgraphunit.c (thunk_adjust): Export.
1524 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1526 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1528 * tree-inline.c (expand_call_inline): Expand thunks inline.
1530 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1534 (*sse2_vd_cvtss2sd): Ditto.
1535 * config/i386/i386.md
1536 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1537 Generate *sse2_vd_cvtsd2ss pattern.
1538 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1539 Generate *sse2_vd_cvtss2sd pattern.
1541 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1543 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1544 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1547 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1549 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1550 * config/sh/sh.c: Define and declare variables on first use throughout
1552 (current_function_interrupt): Change to bool type.
1553 (frame_insn): Rename to emit_frame_insn and update users.
1554 (push_regs): Use bool for 'interrupt_handler' argument.
1555 (save_schedule_s): Remove.
1556 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1557 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1558 targetm.asm_out.unaligned_op.di.
1559 (gen_far_branch): Remove redundant forward declaration.
1560 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1561 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1562 (sh_set_return_address, sh_function_ok_for_sibcall,
1563 scavenge_reg): Update comments.
1564 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1565 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1566 (sh_attr_renesas_p): Remove unnecessary parentheses.
1567 (branch_dest): Simplify.
1568 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1569 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1570 (CUMULATIVE_ARGS): Change macro to typedef.
1571 (current_function_interrupt): Change to bool type.
1572 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1573 Surround with __cplusplus ifdef.
1574 (sh_compare_op0, sh_compare_op1): Remove.
1575 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1577 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1579 * config/arm/arm.md: (arch): Add neon.
1580 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1581 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1582 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1583 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1584 attributes for alt renumbering. Mark alt 3 as non-predicable.
1585 (thumb2_movdf_vfp): Likewise.
1587 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1589 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1590 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1591 (*andqi_1): Add preferred_for_speed attribute to disparage
1592 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1593 (*<code>qi_1): Ditto.
1594 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1595 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1596 (*ashlqi3_1): Ditto.
1597 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1598 Add preferred_for_size attribute to disparage alternative 0 and
1599 preferred_for_speed attribute to disparage alternative 1 for
1600 TARGET_PARTIAL_REG_STALL targets.
1602 2016-05-07 Tom de Vries <tom@codesourcery.com>
1604 PR tree-optimization/70956
1605 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1608 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1610 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1611 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1612 * config/sh/sh.md (branch_zero): Remove define_attr.
1613 (define_delay): Disable delay slot if branch distance is one insn.
1615 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/i386.md (LEAMODE): New mode attribute.
1618 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1619 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1620 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1621 operand 2 predicate.
1622 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1623 (*lea<mode>_general_3): Ditto.
1624 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1626 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1628 * genmddump.c (main): Convert argv from char ** to const char **.
1630 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1632 * coretypes.h (OVERRIDE): New macro.
1635 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1637 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1638 allow coalescing if the types are compatible.
1640 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1642 * pass_manager.h (pass_manager::register_pass_name): New method.
1643 (pass_manager::get_pass_by_name): New method.
1644 (pass_manager::create_pass_tab): New method.
1645 (pass_manager::m_name_to_pass_map): New field.
1646 * passes.c (name_to_pass_map): Delete global in favor of field
1647 "m_name_to_pass_map" of pass_manager.
1648 (register_pass_name): Rename from a function to...
1649 (pass_manager::register_pass_name): ...this method, updating
1650 for renaming of global "name_to_pass_map" to field
1651 "m_name_to_pass_map".
1652 (create_pass_tab): Rename from a function to...
1653 (pass_manager::create_pass_tab): ...this method, updating
1654 for renaming of global "name_to_pass_map" to field.
1655 (get_pass_by_name): Rename from a function to...
1656 (pass_manager::get_pass_by_name): ...this method.
1657 (enable_disable_pass): Convert use of get_pass_by_name to
1658 a method call, locating the pass_manager singleton.
1660 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1662 * genattr-common.c (main): Convert argv from char ** to const char **.
1663 * genattr.c (main): Likewise.
1664 * genattrtab.c (main): Likewise.
1665 * genautomata.c (initiate_automaton_gen): Likewise.
1667 * gencodes.c (main): Likewise.
1668 * genconditions.c (main): Likewise.
1669 * genconfig.c (main): Likewise.
1670 * genconstants.c (main): Likewise.
1671 * genemit.c (main): Likewise.
1672 * genenums.c (main): Likewise.
1673 * genextract.c (main): Likewise.
1674 * genflags.c (main): Likewise.
1675 * genmddeps.c (main): Likewise.
1676 * genopinit.c (main): Likewise.
1677 * genoutput.c (main): Likewise.
1678 * genpeep.c (main): Likewise.
1679 * genpreds.c (main): Likewise.
1680 * genrecog.c (main): Likewise.
1681 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1682 (init_rtx_reader_args): Likewise.
1683 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1684 (init_rtx_reader_args): Likewise.
1685 * gentarget-def.c (main): Likewise.
1686 * read-md.c (read_md_files): Likewise.
1687 * read-md.h (read_md_files): Likewise.
1689 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1692 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1693 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1694 Remove unused predicate.
1695 (register_and_not_fp_reg_operand): Ditto.
1697 2016-05-06 Martin Liska <mliska@suse.cz>
1699 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1700 instead of vec as the vector is local to the function.
1702 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1704 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1705 avx512bw alternative.
1707 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1708 before the ashr<mode>3 pattern.
1710 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1711 v instead of x in vex or maybe_vex alternatives, use
1712 maybe_evex instead of vex in prefix.
1714 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1715 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1716 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1717 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1720 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1721 v instead of x in vex or maybe_vex alternatives, use
1722 maybe_evex instead of vex in prefix.
1724 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1725 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1726 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1727 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1728 alternatives, use maybe_evex instead of vex in prefix.
1730 * config/i386/sse.md (vec_interleave_lowv4sf,
1731 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1732 v instead of x in vex or maybe_vex alternatives, use
1733 maybe_evex instead of vex in prefix.
1735 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1736 v instead of x in vex or maybe_vex alternatives, use
1737 maybe_evex instead of vex in prefix.
1739 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1740 v constraint instead of x.
1742 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1744 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1745 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1748 2016-05-06 Richard Biener <rguenther@suse.de>
1750 PR tree-optimization/70948
1751 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1752 Properly clobber all fields of va_list for __builtin_va_start.
1754 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1757 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1758 loop latch destination.
1760 2016-05-06 Martin Liska <mliska@suse.cz>
1762 * tree-ssa-uninit.c: Apply manual changes
1763 to the GNU coding style.
1764 (prune_uninit_phi_opnds): Rename from
1765 prune_uninit_phi_opnds_in_unrealizable_paths.
1767 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1769 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1770 mspace): Remove deprecated options.
1771 * doc/invoke.texi (SH options): Remove -mspace.
1773 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1775 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1777 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1779 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1780 corresponding combine split pattern.
1782 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1785 * config/sh/predicates.md (long_displacement_mem_operand): New.
1786 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1787 Add movi20, movi20s alternatives. Adjust length attribute for
1789 (movsi_ie): Allow for any FPU. Adjust length attribute for
1791 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1792 attribute for alternatives.
1793 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1794 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1795 length attribute for alternatives.
1797 2016-05-06 Richard Biener <rguenther@suse.de>
1799 PR tree-optimization/70960
1800 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1802 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1805 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1806 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1808 2016-05-06 Marek Polacek <polacek@redhat.com>
1811 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1813 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1816 * config/sh/sh.md (*rotcr): Add another variant.
1818 2016-05-06 Richard Biener <rguenther@suse.de>
1821 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1823 2016-05-06 Richard Biener <rguenther@suse.de>
1826 * fold-const.c (split_tree): Always convert to the original type
1829 2016-05-06 Richard Biener <rguenther@suse.de>
1831 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1832 (fwprop_addr): Likewise.
1834 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1837 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1839 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1840 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1841 the splitter condition.
1842 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1843 the splitter condition.
1844 (FP float_extend load splitter): Ditto.
1846 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1849 to REGNO in all peephole2 patterns.
1850 (post-reload splitters): Change true_regnum to REGNO in
1851 post-reload splitters.
1852 (zero_extend splitters): Use general_reg_operand and
1853 nonimmediate_gr_operand predicates.
1855 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1857 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1858 v constraint instead of x.
1860 2016-05-05 Alan Modra <amodra@gmail.com>
1863 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1864 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1865 TARGET_NO_FP_IN_TOC for -mrelocatable.
1866 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1867 TARGET_RELOCATABLE test.
1868 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1869 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1870 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1871 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1872 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1873 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1874 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1875 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1876 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1877 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1879 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1880 (rs6000_stack_info): Likewise.
1881 (rs6000_elf_asm_out_constructor): Likewise.
1882 (rs6000_elf_asm_out_destructor): Likewise.
1883 (rs6000_elf_declare_function_name): Likewise.
1884 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1885 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1888 2016-05-05 Alan Modra <amodra@gmail.com>
1890 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1892 2016-05-05 Alan Modra <amodra@gmail.com>
1894 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1895 out-of-line gpr restore for one or two regs if that would add
1898 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/i386.md
1902 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1903 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1904 as operand 0 predicate.
1905 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1907 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1908 Ditto. Emit the pattern using RTX.
1910 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1911 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1912 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1913 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1915 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1916 sse_reg_operand as operand 0 predicate.
1918 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1919 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1920 instead of gen_rtx_REG.
1921 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1924 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1926 * function.c (emit_use_return_register_into_block): Delete.
1927 (gen_return_pattern): Delete.
1928 (emit_return_into_block): Delete.
1929 (active_insn_between): Delete.
1930 (convert_jumps_to_returns): Delete.
1931 (emit_return_for_exit): Delete.
1932 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1933 simple_return for shrink-wrapped blocks.
1934 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1935 end of blocks that need one.
1936 (get_unconverted_simple_return): Delete.
1937 (convert_to_simple_return): Delete.
1938 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1939 (convert_to_simple_return): Ditto.
1941 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1943 * cfgcleanup.c (bb_is_just_return): New function.
1944 (try_optimize_cfg): Simplify jumps to return, branches to return,
1945 and branches around return.
1947 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1949 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1952 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1956 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1957 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1958 assert flags & OEP_HASH_CHECK, instead of asserting it
1959 never happens. Handle TARGET_EXPR.
1960 * fold-const.c (operand_equal_p): For hash verification,
1961 or in OEP_HASH_CHECK into flags.
1963 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1965 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1967 (compute_samebase_partition_bases): Fix typo.
1969 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1971 * config/i386/sse.md (vec_interleave_highv8sf,
1972 vec_interleave_lowv8sf, vec_interleave_highv4df,
1973 vec_interleave_lowv4df): Remove constraints from expanders.
1975 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1977 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1979 * tree-inline.c (expand_call_inline): Fix path dealing with
1980 making lhs of call statement undefined.
1982 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1984 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1985 Check availability on NODE, too.
1986 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1987 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1988 (varpool_node::call_for_symbol_and_aliase): Likewise.
1989 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1990 (propagate_pure_const): Propagate across interposable functions, too.
1991 (skip_function_for_local_pure_const): Do not skip interposable bodies
1993 (pass_local_pure_const::execute): Update.
1995 2016-05-04 Marek Polacek <polacek@redhat.com>
1997 * doc/invoke.texi: Document -Wdangling-else.
1999 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2001 * config.gcc: Error out when conflicting multilib is detected. Do not
2002 loop over multilibs since no combination is legal.
2004 2016-05-04 Alan Modra <amodra@gmail.com>
2006 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
2007 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
2008 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2011 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
2013 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
2014 Clean up p5600 comments.
2016 2016-05-04 Richard Biener <rguenther@suse.de>
2018 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2019 constructor simplifications.
2020 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2022 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2024 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2025 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2026 result.set_rtx is null instead of aborting.
2027 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2029 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2030 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2031 *mov<mode>_store_postinc): New patterns.
2033 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2035 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2036 as commutative. Check both conversions are NOP.
2037 ((A & B) OP (C & B)): Remove.
2039 2016-05-04 Alan Modra <amodra@gmail.com>
2041 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2043 2016-05-04 Alan Modra <amodra@gmail.com>
2046 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2047 when cr2,3,4 are all fixed regs.
2049 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2051 PR rtl-optimization/57193
2052 * opts.c (default_options_table): Revert OPT_frename_registers change.
2053 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2055 2016-05-03 Martin Sebor <msebor@redhat.com>
2058 * builtins.c (fold_builtin_FILE): New function.
2059 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2060 (fold_builtin_0): Call them.
2061 * gimplify.c (gimplify_call_expr): Remove the handling of
2062 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2065 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2066 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2070 * doc/extend.texi (Function Names as Strings): Update __func__,
2071 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2074 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2075 Richard Biener <rguenther@suse.de>
2077 PR tree-optimization/70916
2078 * tree-if-conv.c: Include cfganal.h.
2079 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2080 and remove_fake_exit_edges around the optimization pass.
2082 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2084 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2085 (cgraph_edge::make_direct): Likewise.
2086 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2087 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2088 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2089 (CIF_THUNK): New code.
2090 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2091 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2092 (compute_inline_parameters): Set inline_failed for thunks.
2093 (inline_analyze_function): Cleanup.
2094 * ipa-inline.c (can_inline_edge_p): Do not deal with
2095 call_stmt_cannot_inline_p.
2096 (can_early_inline_edge_p): Likewise.
2097 (early_inliner): Initialize inline_failed.
2098 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2100 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2103 from nonimm_ssenomem_operand.
2104 (nonimm_ssenomem_operand): New predicate.
2105 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2106 as operand 0 predicate.
2107 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2108 Disable unsupported alternatives using "enabled" attribute.
2109 Use register_ssemem_operand as operand 0 predicate.
2110 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2112 2016-05-03 Marek Polacek <polacek@redhat.com>
2115 * input.c (expansion_point_location): New function.
2116 * input.h (expansion_point_location): Declare.
2118 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2120 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2121 occurence with frame_offset_ ones.
2123 2016-05-03 Alan Modra <amodra@gmail.com>
2125 PR rtl-optimization/70890
2126 * ira.c (combine_and_move_insns): When moving def_insn, remove
2129 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2131 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2132 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2133 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2134 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2136 2016-05-03 Alan Modra <amodra@gmail.com>
2138 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2139 for SAVE_MULTIPLE/STORE_MULTIPLE.
2141 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2143 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2144 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2146 2016-05-03 Richard Biener <rguenther@suse.de>
2148 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2150 (gimplify_arg): Likewise.
2151 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2152 re-writing the result to a decl if required.
2153 (internal_get_tmp_var): Add allow_ssa parameter
2154 and override into_ssa with it.
2155 (get_formal_tmp_var): Adjust.
2156 (get_initialized_tmp_var): Add allow_ssa parameter.
2157 (gimplify_arg): Add allow_ssa parameter and avoid generating
2158 SSA names for the result false.
2159 (gimplify_call_expr): If the call may return twice do not
2160 gimplify parameters into SSA.
2161 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2162 (gimplify_modify_expr): Adjust assert. For noreturn calls
2163 with a SSA name LHS adjust its def.
2164 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2165 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2166 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2167 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2168 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2169 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2170 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2171 (optimize_target_teams): Do not allow SSA names for clause operands.
2172 (gimplify_expr): Likewise for where we mark the result addressable.
2173 * passes.def (pass_init_datastructures): Remove.
2174 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2175 (rewrite_stmt): Likewise.
2176 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2177 (replace_locals_op): Replace SSA names.
2178 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2179 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2180 * cgraph.c (release_function_body): Free CFG annotations only
2181 when we have a CFG. Simplify.
2182 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2183 force_gimple_operand instead of get_initialized_tmp_var.
2184 * tree-pass.h (make_pass_init_datastructures): Remove.
2185 * tree-ssa.c (execute_init_datastructures): Remove.
2186 (pass_data_init_datastructures): Likewise.
2187 (class pass_init_datastructures): Likewise.
2188 (make_pass_init_datastructures): Likewise.
2189 * omp-low.c (create_omp_child_function): Init SSA data structures.
2190 (grid_expand_target_grid_body): Likewise.
2191 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2192 name before adding it to names_to_release.
2193 (remove_bb): Always release SSA defs.
2194 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2195 before dereferencing it.
2196 * cgraphunit.c (init_lowered_empty_function): Always
2197 int SSA data structures.
2198 * tree-ssanames.c (release_defs): Remove assert that we are in
2200 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2202 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2203 Uros Bizjak <ubizjak@gmail.com>
2205 PR rtl-optimization/70467
2206 * config/i386/predicates.md (x86_64_hilo_int_operand,
2207 x86_64_hilo_general_operand): New predicates.
2208 * config/i386/constraints.md (Wd): New constraint.
2209 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2210 (general_hilo_operand): New mode attr.
2211 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2212 instead of <general_operand>.
2213 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2214 x86_64_hilo_general_operand instead of <general_operand>.
2216 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2218 PR tree-optimization/70916
2219 * tree-if-conv.c (constant_or_ssa_name): Removed.
2220 (fold_build_cond_expr): Use is_gimple_val instead of
2221 constant_or_ssa_name.
2223 PR tree-optimization/70916
2224 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2225 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2228 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2229 (optimize_atomic_bit_test_and): New function.
2230 (pass_fold_builtins::execute): Use it.
2231 * optabs.def (atomic_bit_test_and_set_optab,
2232 atomic_bit_test_and_complement_optab,
2233 atomic_bit_test_and_reset_optab): New optabs.
2234 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2235 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2236 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2237 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2238 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2239 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2240 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2241 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2242 atomic_bit_test_and_complement@var{mode},
2243 atomic_bit_test_and_reset@var{mode}): Document.
2244 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2245 atomic_bit_test_and_complement<mode>,
2246 atomic_bit_test_and_reset<mode>): New expanders.
2247 (atomic_bit_test_and_set<mode>_1,
2248 atomic_bit_test_and_complement<mode>_1,
2249 atomic_bit_test_and_reset<mode>_1): New insns.
2251 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2253 PR rtl-optimization/70687
2254 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2255 instead of unsigned HOST_WIDE_INT.
2257 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2259 PR rtl-optimization/44281
2260 * hard-reg-set.h (struct target_hard_regs): New field
2261 x_fixed_nonglobal_reg_set.
2262 (fixed_nonglobal_reg_set): New macro.
2263 * reginfo.c (init_reg_sets_1): Initialize it.
2264 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2266 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2268 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2270 PR tree-optimization/56541
2271 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2272 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2273 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2274 (any_complicated_phi): new static variable.
2275 (aggressive_if_conv): delete.
2276 (if_convertible_phi_p): support phis with more than two arguments.
2277 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2278 critical pred edges.
2279 (ifcvt_split_critical_edges): support phis with more than two
2280 arguments by checking new parameter. only split critical edges
2282 (tree_if_conversion): handle simd pragma marked loop using new
2283 local variable aggressive_if_conv. check any_complicated_phi.
2285 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2287 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2290 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2292 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2295 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2297 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2298 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2299 define_insn_and_split.
2300 (mulsi3_i): New define_insn_and_split.
2301 (mulsi3_call): Convert to define_insn.
2302 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2305 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2307 * machmode.h (mode_complex): Add support to give the complex mode
2309 (GET_MODE_COMPLEX_MODE): Likewise.
2310 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2311 stored by build_complex_type and gfc_build_complex_type instead of
2312 trying to figure out the appropriate mode based on the size. Raise
2313 an assertion error, if the type was not set.
2314 * genmodes.c (struct mode_data): Add field for the complex type of
2316 (blank_mode): Likewise.
2317 (make_complex_modes): Remember the complex mode created in the
2319 (emit_mode_complex): Write out the mode_complex array to map a
2320 type mode to the complex version.
2321 (emit_insn_modes_c): Likewise.
2322 * tree.c (build_complex_type): Set the complex type to use before
2323 calling layout_type.
2324 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2325 support for __float128 complex datatypes.
2326 (rs6000_hard_regno_mode_ok): Likewise.
2327 (rs6000_setup_reg_addr_masks): Likewise.
2328 (rs6000_complex_function_value): Likewise.
2329 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2330 __float128 and __ibm128 complex.
2331 (FLOAT128_IBM_P): Likewise.
2332 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2333 * doc/extend.texi (Additional Floating Types): Document that
2334 -mfloat128 must be used to enable __float128. Document complex
2335 __float128 and __ibm128 support.
2337 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2340 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2341 char/short arguments promoted to int because of promote_prototypes.
2343 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2345 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2346 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2347 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2348 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2349 alternatives using "enabled" attribute. Use register_ssemem_operand
2350 as operand 1 predicate.
2351 (*cmpi<unord>xf_i387): Split XFmode pattern from
2352 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2353 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2354 *absneg<mode>2_i387. Disable unsupported alternatives using
2355 "enabled" attribute.
2356 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2358 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2360 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2362 (oacc_loop_process): Check mask for loop termination.
2364 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2366 * cif-code.def (CIF_THUNK): Add.
2367 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2370 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2372 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2373 (dump_inline_summary): Dump it.
2374 (fp_expression_p): New predicate.
2375 (estimate_function_body_sizes): Use it.
2376 (inline_merge_summary): Merge fp_expressions.
2377 (inline_read_section): Read fp_expressions.
2378 (inline_write_summary): Write fp_expressions.
2379 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2380 codegen boundary if either caller or callee is !fp_expressions.
2381 * ipa-inline.h (inline_summary): Add fp_expressions.
2382 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2383 to fp_expressions be sure the fp generation flags are updated.
2385 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2387 PR rtl-optimization/70467
2388 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2390 PR rtl-optimization/70467
2391 * ipa-pure-const.c (check_call): Handle internal calls even in
2392 ipa mode like in local mode.
2394 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2396 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2398 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2400 * match.pd (X u< X, X u> X): New transformations.
2402 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2404 * flag-types.h (enum warn_strict_overflow_code): Move ...
2405 * coretypes.h: ... here.
2406 * fold-const.h (fold_overflow_warning): Declare.
2407 * fold-const.c (fold_overflow_warning): Make non-static.
2408 (fold_comparison): Move the transformation of X +- C1 CMP C2
2409 into X CMP C2 -+ C1 ...
2410 * match.pd: ... here.
2411 * gimple-fold.c (fold_stmt_1): Protect with
2412 fold_defer_overflow_warnings.
2414 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2416 * omp-low.c (struct oacc_loop): Add 'inner' field.
2417 (new_oacc_loop_raw): Initialize it to zero.
2418 (oacc_loop_fixed_partitions): Initialize it.
2419 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2420 available partitioning.
2422 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2424 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2426 (umulsidi3): Likewise.
2427 (indirect_jump): Fix jump instruction assembly patterns.
2429 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2432 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2433 (nvptx_function_value): Assert non-NULL cfun.
2435 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2437 PR rtl-optimization/70886
2438 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2440 * cselib.h (rtx_equal_for_cselib_1): Declare.
2441 (rtx_equal_for_cselib_p: New inline function.
2442 * cselib.c (rtx_equal_for_cselib_p): Delete.
2443 (rtx_equal_for_cselib_1): Make public.
2445 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2448 (register_mixssei387nonimm_operand): Remove predicate.
2449 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2450 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2451 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2452 for TARGET_MIX_SSE_I387 alternatives.
2453 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2454 Disable unsupported alternatives using "enabled" attribute. Use
2455 nonimm_ssenomem_operand as operand 1 predicate. Also check
2456 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2458 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2460 * tree.c (cst_and_fits_in_hwi): Simplify.
2462 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2464 * tree.h (wi::to_wide): New function.
2465 * expr.c (expand_expr_real_1): Use wi::to_wide.
2466 * fold-const.c (int_const_binop_1): Likewise.
2467 (extract_muldiv_1): Likewise.
2469 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2471 * wide-int.h: Update offset_int and widest_int documentation.
2472 (WI_SIGNED_SHIFT_RESULT): New macro.
2473 (wi::binary_shift): Define signed_shift_result_type for
2474 shifts on offset_int- and widest_int-like types.
2475 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2476 * tree.h (int_bit_position): Use shift operators instead of wi::
2478 * alias.c (adjust_offset_for_component_ref): Likewise.
2479 * expr.c (get_inner_reference): Likewise.
2480 * fold-const.c (fold_comparison): Likewise.
2481 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2482 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2483 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2484 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2485 (stmt_kills_ref_p): Likewise.
2486 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2487 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2488 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2489 (ao_ref_init_from_vn_reference): Likewise.
2491 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2493 * wide-int.h: Update offset_int and widest_int documentation.
2494 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2495 (wi::binary_traits): Allow ordered comparisons between offset_int and
2496 offset_int, between widest_int and widest_int, and between either
2497 of these types and basic C types.
2498 (operator <, <=, >, >=): Define for the same combinations.
2499 * tree.h (tree_int_cst_lt): Use comparison operators instead
2500 of wi:: comparisons.
2501 (tree_int_cst_le): Likewise.
2502 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2503 (fold_nonarray_ctor_reference): Likewise.
2504 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2505 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2506 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2507 * tree-sra.c (completely_scalarize): Likewise.
2508 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2509 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2510 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2511 (check_for_binary_op_overflow): Likewise.
2512 (search_for_addr_array): Likewise.
2513 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2515 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2517 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2518 (arc_save_restore): Likewise.
2519 (arc_dwarf_register_span): Likewise.
2520 (arc_output_pic_addr_const): Initialize suffix variable.
2522 2016-05-02 Martin Liska <mliska@suse.cz>
2524 * symbol-summary.h (function_summary::function_summary):
2525 Remove checking assert for all cgraph nodes.
2526 (function_summary::get): Check summary_uid.
2527 (symtab_insertion): Check summary_uid.
2529 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2531 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2532 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2534 (arc_dwarf_register_span): Remove enum keyword.
2535 (compact_memory_operand_p): New function.
2536 * config/arc/arc.h (reg_class): Add code density register classes.
2537 (REG_CLASS_NAMES): Likewise.
2538 (REG_CLASS_CONTENTS): Likewise.
2539 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2540 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2541 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2542 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2543 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2545 (h, Rcd, Rsd, Rzd): New register constraints.
2546 (T): Use compact_memory_operand_p function.
2547 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2549 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2551 * config/sh/sh.md (*negnegt, *movtt): Remove.
2553 2016-05-02 Marek Polacek <polacek@redhat.com>
2554 Tom de Vries <tom@codesourcery.com>
2556 PR tree-optimization/70700
2557 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2558 bigger than FIRST_REF_NODE.
2560 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2563 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2565 (prepare_cbranch_operands): Don't use scratch register. Assume that
2566 function is used when pseudos can be created.
2567 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2568 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2569 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2570 define_expand. Allow it only when pseudos can be created.
2571 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2573 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2575 * config/i386/constraints.md (BC): Only allow -1 operands.
2576 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2577 Add "enabled" attribute. Update XI mode attribute calculation.
2578 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2579 (*movoi_internal_avx): Update XI mode attribute calculation.
2580 (*movti_internal): Ditto.
2582 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2584 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2585 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2587 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2589 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2590 statement on instruction code. Remove trailing spaces.
2591 (altivec_expand_stv_builtin): Likewise.
2593 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2595 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2596 (TARGET_FPU_DOUBLE): Simplify.
2597 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2598 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2599 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2600 with 'TARGET_FPU_DOUBLE'.
2601 * config/sh/sh.md: Likewise.
2603 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2605 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2606 SH_DIV_STR_FOR_SIZE): Remove.
2607 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2608 SH_DIV_STR_FOR_SIZE): Remove.
2610 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2612 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2613 logical_reg_operand): Delete.
2614 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2615 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2616 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2617 match_operand and match_test.
2618 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2619 variables on their first use. Return bool values.
2620 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2621 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2622 arith_reg_operand for input operand. Remove empty constraints.
2624 (*xorsi3_compact): Rename to xorsi3.
2625 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2626 (*zero_extend<mode>si2_disp_mem): Update comment.
2629 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2631 * config/sh/t-sh: Remove SH5 support.
2632 * config.gcc: Likewise.
2633 * configure: Likewise.
2635 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2637 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2639 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2641 * config/sh/sh.c (register_sh_passes, sh_option_override,
2642 sh_print_operand, prepare_move_operands,
2643 sh_can_follow_jump): Remove TARGET_SH1 checks.
2644 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2645 PROMOTE_MODE): Likewise.
2646 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2649 2016-04-30 Alan Modra <amodra@gmail.com>
2651 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2652 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2653 Check for user regs later to avoid unnecessary looping over regs.
2654 Merge user reg check with non-saved reg check. Don't force
2655 inline VR restore when static chain used.
2656 (rs6000_frame_related): Omit eh_frame info for user regs when
2658 (fixed_regs_p): Delete.
2660 2016-04-30 Alan Modra <amodra@gmail.com>
2662 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2663 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2666 2016-04-30 Alan Modra <amodra@gmail.com>
2669 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2670 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2673 2016-04-30 Alan Modra <amodra@gmail.com>
2675 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2676 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2677 flag_pic test for Darwin.
2679 2016-04-30 Alan Modra <amodra@gmail.com>
2681 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2682 throw_calls_crossed.
2683 (REG_FREQ_CALLS_CROSSED): Delete.
2684 (REG_N_THROWING_CALLS_CROSSED): Delete.
2685 * regstat.c (regstat_bb_compute_ri): Don't calculate
2686 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2687 (dump_reg_info): Don't print call cross frequency.
2688 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2689 and REG_N_THROWING_CALLS_CROSSED.
2691 2016-04-30 Alan Modra <amodra@gmail.com>
2693 * regs.h (struct reg_info_t): Delete live_length.
2694 (REG_LIVE_LENGTH): Delete macro.
2695 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2696 local_live, local_processed and local_live_last_luid params.
2697 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2699 (regstat_compute_ri): Adjust for above. Don't set
2701 (dump_reg_info): Don't print live length.
2702 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2703 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2704 Localize loop_depth var.
2706 2016-04-30 Alan Modra <amodra@gmail.com>
2708 * ira.c (enum valid_equiv): New.
2709 (validate_equiv_mem): Return enum.
2710 (update_equiv_mem): Create replacement in more cases.
2711 (add_store_equivs): Update validate_equiv_mem call.
2713 2016-04-30 Alan Modra <amodra@gmail.com>
2715 * ira.c (combine_and_move_insns): Rather than scanning insns,
2716 use DF infrastucture to find use and def insns.
2718 2016-04-30 Alan Modra <amodra@gmail.com>
2720 ira.c (combine_and_move_insns): Move invariant conditions..
2721 (ira.c): ..to here. Call combine_and_move_insns before
2722 add_store_equivs. Call grow_reg_equivs later. Allocate
2723 req_equiv later using max_reg_num() rather than global max_regno.
2724 (contains_replace_regs): Delete.
2725 (add_store_equivs): Remove contains_replace_regs test.
2727 2016-04-30 Alan Modra <amodra@gmail.com>
2729 * ira.c (struct equiv_mem_data): New.
2730 (equiv_mem, equiv_mem_modified): Delete static vars.
2731 (validate_equiv_mem_from_store): Use "data" param to communicate..
2732 (validate_equiv_mem): ..from here.
2734 2016-04-30 Alan Modra <amodra@gmail.com>
2736 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2738 (update_reg_equivs): ..here. Move allocation and freeing of
2739 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2740 end_alias_analysis to..
2743 2016-04-30 Alan Modra <amodra@gmail.com>
2745 * ira.c (pdx_subregs): Delete.
2746 (struct equivalence): Add pdx_subregs field.
2747 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2749 (update_equiv_regs): Don't create or free pdx_subregs. Update
2752 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2754 * config/rs6000/altivec.h: Change definitions of vec_xl and
2756 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2757 (LD_ELEMREV_V2DI): New.
2758 (LD_ELEMREV_V4SF): New.
2759 (LD_ELEMREV_V4SI): New.
2760 (LD_ELEMREV_V8HI): New.
2761 (LD_ELEMREV_V16QI): New.
2762 (ST_ELEMREV_V2DF): New.
2763 (ST_ELEMREV_V2DI): New.
2764 (ST_ELEMREV_V4SF): New.
2765 (ST_ELEMREV_V4SI): New.
2766 (ST_ELEMREV_V8HI): New.
2767 (ST_ELEMREV_V16QI): New.
2770 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2771 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2772 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2773 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2774 (altivec_expand_builtin): Add handling for
2775 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2776 (rs6000_invalid_builtin): Add error-checking for
2777 RS6000_BTM_P9_VECTOR.
2778 (altivec_init_builtins): Define builtins used to implement vec_xl
2780 (rs6000_builtin_mask_names): Define power9-vector.
2781 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2782 (RS6000_BTM_P9_VECTOR): Define.
2783 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2784 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2785 (vsx_ld_elemrev_v2df): Likewise.
2786 (vsx_ld_elemrev_v4sf): Likewise.
2787 (vsx_ld_elemrev_v4si): Likewise.
2788 (vsx_ld_elemrev_v8hi): Likewise.
2789 (vsx_ld_elemrev_v16qi): Likewise.
2790 (vsx_st_elemrev_v2df): Likewise.
2791 (vsx_st_elemrev_v2di): Likewise.
2792 (vsx_st_elemrev_v4sf): Likewise.
2793 (vsx_st_elemrev_v4si): Likewise.
2794 (vsx_st_elemrev_v8hi): Likewise.
2795 (vsx_st_elemrev_v16qi): Likewise.
2796 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2799 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2801 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2803 (simplify_control_stmt_condition_1): ... here. Recurse into
2804 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2806 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2809 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2810 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2811 define_insn_and_split to define_insn.
2812 (zero_extendqi<mode>2_dot2): Same.
2813 (extendqi<mode>2_dot): Same.
2814 (extendqi<mode>2_dot2): Same.
2816 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2819 (probe_stack): New expander.
2820 (probe_stack_<mode>): New insn pattern.
2822 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.md
2825 (operations with memory inputs setting flags peephole2):
2826 Remove uneeded REG_P checks. Cleanup pattern generation.
2828 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2830 * tree-vect-loop.c (vect_transform_loop): Fix
2831 nb_iterations_upper_bound computation for vectorized loop.
2833 2016-04-29 Marek Polacek <polacek@redhat.com>
2834 Jakub Jelinek <jakub@redhat.com>
2837 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2838 TARGET_EXPR_SLOT as a base.
2840 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2842 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2843 with 'rCm2' constraints to limit possible immediate size.
2844 (*load_zeroextendqisi_update): Likewise.
2845 (*load_signextendqisi_update): Likewise.
2846 (*loadhi_update): Likewise.
2847 (*load_zeroextendhisi_update): Likewise.
2848 (*load_signextendhisi_update): Likewise.
2849 (*loadsi_update): Likewise.
2850 (*loadsf_update): Likewise.
2852 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2854 * config/i386/predicates.md (constm1_operand): Fix comparison.
2856 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2858 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2860 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2862 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2863 remaining SH5 related settings.
2864 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2865 shmedia_prepare_call_address): Delete.
2866 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2867 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2868 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2869 UNSUPPORTED_SH2A): Remove m5 checks.
2870 (sh_divide_strategy_e): Remove SH5 division strategies.
2871 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2872 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2874 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2876 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2878 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2880 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2881 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2883 * config/s390/vector.md ("mov<mode>"): Likewise.
2885 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2887 * config/s390/constraints.md ("U", "W"): Invoke
2888 s390_mem_constraint with "ZR" and "ZT".
2889 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2890 addresses when using LRA. Accept also short displacements for S
2891 and T constraints. Do not check for long displacement target for
2892 S and T constraints.
2893 (s390_mem_constraint): Remove handling of U and W constraints.
2894 * config/s390/s390.md (various patterns): Remove the short
2895 displacement constraints (Q and R) if a long displacement
2896 constraint is present. Add longdisp as required CPU capability.
2897 * config/s390/vector.md: Likewise.
2898 * config/s390/vx-builtins.md: Likewise.
2900 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2903 * reload1.c (reload): Call finish_spills before
2904 restarting reload loop. Skip select_reload_regs
2905 if update_eliminables_and_spill returns true.
2907 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2909 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2910 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2911 (umulhisi3_imm): Update predicates and constraint letters.
2912 (umulhisi3_reg): Declare instruction as commutative.
2913 * config/arc/constraints.md (J12, J16): New constraints.
2914 * config/arc/predicates.md (short_unsigned_const_operand): New
2916 (arc_short_operand): Likewise.
2917 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2919 2016-04-29 Richard Biener <rguenther@suse.de>
2921 PR tree-optimization/13962
2922 PR tree-optimization/65686
2923 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2924 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2925 using PTA to compare pointers.
2926 * match.pd: Add pattern for pointer equality compare simplification
2927 using ptrs_compare_unequal.
2929 2016-04-29 Richard Biener <rguenther@suse.de>
2931 * stor-layout.c (layout_type): Do not build a pointer-to-element
2934 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2936 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2937 Use SWI mode iterator. Use general_reg_operand predicate.
2938 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2939 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2942 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2945 * fold-const.c (operand_equal_p): Don't verify hash value equality
2947 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2950 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2953 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2954 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2955 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2956 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2957 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2959 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2961 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2962 to info. Don't initialize separate fields to 0. Clean up
2965 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2967 * config/i386/i386.md (peephole2s for operations with memory inputs):
2968 Use SWI mode iterator.
2969 (peephole2s for operations with memory outputs): Ditto.
2970 Do not check for stack checking probe.
2972 (probe_stack): Remove expander.
2974 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2975 Andrew Burgess <andrew.burgess@embecosm.com>
2977 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2978 operands as 32-bits.
2980 2016-04-28 Jason Merrill <jason@redhat.com>
2982 * gdbinit.in: Skip line-map.h.
2984 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2985 Andrew Burgess <andrew.burgess@embecosm.com>
2987 * config/arc/arc.c (arc_conditional_register_usage): Take
2988 TARGET_RRQ_CLASS into account.
2989 (arc_print_operand): Support printing 'p' and 's' operands.
2990 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2992 (TARGET_RRQ_CLASS): Define.
2993 (IS_POWEROF2_OR_0_P): Define.
2994 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2996 (*tst_movb): New define_insn.
2997 (*tst): Avoid recognition if it could prevent '*tst_movb'
2998 combination; replace c/CnL with c/Chs alternative.
2999 (*tst_bitfield_tst): New define_insn.
3000 (*tst_bitfield_asr): New define_insn.
3001 (*tst_bitfield): New define_insn.
3002 (andsi3_i): Add Rrq variant.
3003 (extzv): New define_expand.
3004 (insv): New define_expand.
3005 (*insv_i): New define_insn.
3006 (*movb): New define_insn.
3007 (*movb_signed): New define_insn.
3008 (*movb_high): New define_insn.
3009 (*movb_high_signed): New define_insn.
3010 (*movb_high_signed + 1): New define_split pattern.
3011 (*mrgb): New define_insn.
3012 (*mrgb + 1): New define_peephole2 pattern.
3013 (*mrgb + 2): New define_peephole2 pattern.
3014 * config/arc/arc.opt (mbitops): New option for nps400, uses
3015 TARGET_NPS_BITOPS_DEFAULT.
3016 * config/arc/constraints.md (q): Make register class conditional.
3017 (Rrq): New register constraint.
3018 (Chs): New constraint.
3019 (Clo): New constraint.
3020 (Chi): New constraint.
3021 (Cbf): New constraint.
3022 (Cbn): New constraint.
3023 (C18): New constraint.
3024 (Cbi): New constraint.
3026 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3028 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3030 (bitmap_intersection_of_preds): Ditto.
3031 (bitmap_union_of_succs): Ditto.
3032 (bitmap_union_of_preds): Ditto.
3033 * sbitmap.c (do_popcount): Delete.
3034 (BITMAP_DEBUGGING): Delete.
3035 (sbitmap_verify_popcount): Delete.
3036 (sbitmap_alloc): Don't initialize the popcount field.
3037 (sbitmap_alloc_with_popcount): Delete.
3038 (sbitmap_resize): Don't resize the popcount array.
3039 (sbitmap_vector_alloc): Don't initialize the popcount field.
3040 (bitmap_copy): Don't copy the popcount array.
3041 (bitmap_clear): Don't clear the popcount array.
3042 (bitmap_clear): Delete the popcount array handling.
3043 (bitmap_ior_and_compl): Delete the popcount assert.
3044 (bitmap_not): Ditto.
3045 (bitmap_and_compl): Ditto.
3046 (bitmap_and): Delete the popcount array handling.
3047 (bitmap_xor): Ditto.
3048 (bitmap_ior): Ditto.
3049 (bitmap_or_and): Delete the popcount assert.
3050 (bitmap_and_or): Ditto.
3051 (popcount_table): Delete.
3052 (sbitmap_elt_popcount): Delete.
3053 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3054 (bitmap_set_bit): Delete the popcount assert.
3055 (bitmap_clear_bit): Ditto.
3056 (sbitmap_free): Don't free the popcount array.
3057 (sbitmap_alloc_with_popcount): Delete declaration.
3058 (sbitmap_popcount): Ditto.
3060 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3061 Andrew Burgess <andrew.burgess@embecosm.com>
3063 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3064 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3065 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3066 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3067 * config/arc/arc.opt (mcmem): New option.
3068 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3069 supply length for r/m alternative.
3070 (*extendqisi2_ac): Likewise.
3071 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3073 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3074 (movhi_insn): Likewise.
3075 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3076 (*zero_extendqihi2_i): Add r/Ucm alternative.
3077 (*zero_extendqisi2_ac): Likewise.
3078 (*zero_extendhisi2_i): Likewise.
3079 * config/arc/constraints.md (Uex): New memory constraint.
3080 (Ucm): New define_constraint.
3081 * config/arc/predicates.md (long_immediate_loadstore_operand):
3082 Return 0 for MEM with cmem_address address.
3083 (cmem_address_0): New predicates.
3084 (cmem_address_1): Likewise.
3085 (cmem_address_2): Likewise.
3086 (cmem_address): Likewise.
3088 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3090 * config/rs6000/rs6000.c (machine_function): Rename
3091 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3092 (rs6000_stack_info): Adjust.
3094 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3095 Andrew Burgess <andrew.burgess@embecosm.com>
3097 * config/arc/constraints.md (Usd): Convert to define_constraint.
3101 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3104 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3105 Add new peephole2 where the first insn is *mov<mode>_or instead of
3106 *mov<mode>_internal.
3108 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3110 * tracer.c (bb_seen): Make static.
3112 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3114 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3115 support, setup defaults.
3116 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3117 * config/arc/arc.c (arc_init): Add NPS400 support.
3118 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3119 (TARGET_ARC700): NPS400 is also an ARC700.
3120 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3122 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3125 * config/nds32/nds32.md (casesi): Don't access the operands array
3128 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3130 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3131 (or $-1,reg peephole2): Ditto.
3132 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3134 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3136 * doc/extend.texi (Common Function Attributes) [optimize]:
3137 Discourage use of the optimize attribute.
3139 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3141 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3142 special case builtin.
3143 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3144 ALTIVEC_BUILTIN_VEC_ADDE.
3145 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3146 support for ALTIVEC_BUILTIN_VEC_ADDE.
3147 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3148 for __builtin_vec_adde.
3150 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3152 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3153 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3155 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3158 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3159 attributes): Document cilkplus_runtime.
3161 2016-04-28 Martin Jambor <mjambor@suse.cz>
3163 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3164 this function. Call verify_expr on MEM_REFs and bases of other
3167 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3169 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3170 for WORD_REGISTER_OPERATIONS to runtime check.
3172 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3174 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3176 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3178 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3179 big-endian compilation.
3180 * config/arc/arc.md (addf3): Likewise.
3184 2016-04-28 Richard Biener <rguenther@suse.de>
3186 PR tree-optimization/70840
3187 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3188 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3189 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3190 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3192 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3194 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3195 and explain why in a comment.
3197 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3199 * config/arc/arc.md (cpu_facility): Add fpx variant.
3200 (subdf3): Prohibit use reverse sub when assist operations option
3202 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3203 instructions only when FPX is enabled.
3204 * testsuite/gcc.target/arc/trsub.c: New test.
3206 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3208 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3209 mult_operator when calculating "type" attribute.
3210 (*fop_<mode>_1_i387): Ditto.
3211 (*fop_xf_1_i387): Ditto.
3212 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3213 Use std::swap to swap operands. Use RTL expressions to generate
3216 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3217 Joern Rennecke <joern.rennecke@embecosm.com>
3219 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3221 (emit_pic_move): Remove.
3222 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3223 * config/arc/arc.c (emit_pic_move): Removed.
3224 (TARGET_HAVE_TLS): Define.
3225 (arc_conditional_register_usage): Test for arc_tp_regno.
3226 (arc_print_operand, arc_print_operand_address): Handle TLS
3228 (arc_needs_pcl_p): New function.
3229 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3230 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3231 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3232 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3233 (arc_legitimize_tls_address): Likewise.
3234 (DTPOFF_ZERO_SYM): Define.
3235 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3236 (arc_output_pic_addr_const): Print TLS unspecs.
3237 (prepare_pic_move): New function, replaces emit_pic_move.
3238 (arc_legitimate_constant_p): Handle TLS unspecs.
3239 (arc_legitimate_address_p): Likewise.
3240 (arc_rewrite_small_data_p): Use assert for TLS constants.
3241 (prepare_move_operands): Use prepare_pic_move.
3242 (arc_legitimize_address): Legitimize tls addresses.
3243 (arc_epilogue_uses): Check for arc_tp_regno.
3244 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3245 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3247 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3249 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3250 %(arc_tls_extra_start_spec).
3251 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3252 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3254 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3255 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3256 (UNSPEC_TLS_OFF): Add.
3258 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3259 (get_thread_pointersi): New patterns.
3260 * config/arc/arc.opt (mtp-regno): New option.
3261 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3262 (move_dest_operand): Likewise.
3263 * configure: Regenerate.
3264 * configure.ac: Add arc*-*-* case to test for tls.
3265 * doc/invoke.texi (ARC options): Document mtp-regno.
3267 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3269 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3270 the new ARC HS SIMD instructions.
3271 (arc_preferred_simd_mode): New function.
3272 (arc_autovectorize_vector_sizes): Likewise.
3273 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3274 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3275 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3276 (arc_init_builtins): Add new SIMD builtin types.
3277 (arc_split_move): Handle 64 bit vector moves.
3278 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3279 (TARGET_PLUS_QMACW): Define.
3280 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3281 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3282 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3283 (VSUBADD4H): New builtins.
3284 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3285 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3287 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3288 Matthias Klose <doko@debian.org>
3290 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3292 2016-04-28 Richard Biener <rguenther@suse.de>
3295 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3298 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3300 * common/config/sh/sh-common.c: Remove SH5 support.
3301 * config/sh/constraints.md: Likewise.
3302 * config/sh/config/sh/elf.h: Likewise.
3303 * config/sh/linux.h: Likewise.
3304 * config/sh/netbsd-elf.h: Likewise.
3305 * config/sh/predicates.md: Likewise.
3306 * config/sh/sh-c.c: Likewise.
3307 * config/sh/sh-protos.h: Likewise.
3308 * config/sh/sh.c: Likewise.
3309 * config/sh/sh.h: Likewise.
3310 * config/sh/sh.md: Likewise.
3311 * config/sh/sh.opt: Likewise.
3312 * config/sh/sync.md: Likewise.
3313 * config/sh/sh64.h: Delete.
3314 * config/sh/shmedia.h: Likewise.
3315 * config/sh/shmedia.md: Likewise.
3316 * config/sh/sshmedia.h: Likewise.
3317 * config/sh/t-netbsd-sh5-64: Likewise.
3318 * config/sh/t-sh64: Likewise.
3319 * config/sh/ushmedia.h: Likewise.
3321 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3323 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3324 general_reg_operand instead of register_operand predicate.
3326 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3328 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3330 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3332 * match.pd (A - B > A, A + B < A): New transformations.
3334 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3336 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3337 which defaults to true. Emit an outer pair of parentheses only if
3338 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3339 don't emit parentheses for the right-hand operand.
3341 2016-04-27 Jeff Law <law@redhat.com>
3343 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3345 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3347 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3348 (altivec_lvx_<mode>_internal): Document.
3349 (altivec_lvx_<mode>_2op): New define_insn.
3350 (altivec_lvx_<mode>_1op): Likewise.
3351 (altivec_lvx_<mode>_2op_si): Likewise.
3352 (altivec_lvx_<mode>_1op_si): Likewise.
3353 (altivec_stvx_<mode>): Remove.
3354 (altivec_stvx_<mode>_internal): Document.
3355 (altivec_stvx_<mode>_2op): New define_insn.
3356 (altivec_stvx_<mode>_1op): Likewise.
3357 (altivec_stvx_<mode>_2op_si): Likewise.
3358 (altivec_stvx_<mode>_1op_si): Likewise.
3359 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3360 Expand vec_ld and vec_st during parsing.
3361 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3363 (altivec_expand_stvx_be): Likewise.
3364 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3365 address-masking behavior in RTL.
3366 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3367 address-masking behavior in RTL.
3368 (altivec_expand_builtin): Change builtin code arguments for calls
3369 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3370 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3371 presence of lvx/stvx patterns.
3372 (alignment_with_canonical_addr): New function.
3373 (alignment_mask): Likewise.
3374 (find_alignment_op): Likewise.
3375 (recombine_lvx_pattern): Likewise.
3376 (recombine_stvx_pattern): Likewise.
3377 (recombine_lvx_stvx_patterns): Likewise.
3378 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3379 stvx patterns from expand.
3380 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3382 (vector_altivec_store_<mode>): Likewise.
3384 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3386 * config/aarch64/aarch64.md
3387 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3388 remove the "fp" attributes.
3389 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3390 add the "simd" attributes.
3391 (*movdf_aarch64): Likewise.
3392 (*movtf_aarch64): Remove the "fp" attributes.
3393 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3394 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3396 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3398 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3399 rtx to rtx_code_label *.
3400 * rtl.h (maybe_set_first_label_num): Likewise.
3402 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3404 * df-core.c (df_add_problem): Make the problem param be const.
3405 (df_remove_problem): Make local "problem" be const.
3406 * df-problems.c (problem_RD): Make const.
3407 (problem_LR): Likewise.
3408 (problem_LIVE): Likewise.
3409 (problem_MIR): Likewise.
3410 (problem_CHAIN): Likewise.
3411 (problem_WORD_LR): Likewise.
3412 (problem_NOTE): Likewise.
3413 (problem_MD): Likewise.
3414 * df-scan.c (problem_SCAN): Likewise.
3415 * df.h (struct df_problem): Make field "dependent_problem" be
3417 (struct dataflow): Likewise for field "problem".
3418 (df_add_problem): Make param const.
3420 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3423 inter-unit moves to/from vector registers are enabled. Do not disable
3426 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3428 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3429 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3431 (enum df_problem_id): ...this new enum.
3432 (struct df_problem): Convert field "id" from "int" to
3435 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3437 * rtl.def: Update comment for "things in the instruction chain" to
3438 reflect the removal of the leading "i" field for INSN_UID in
3439 r210360. Fix bogus apostrophe.
3441 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.md
3444 (lea arith with mem operand + setcc peephole2): Set operator mode.
3446 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3449 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3450 (dimode_scalar_to_vector_candidate_p): This.
3451 (timode_scalar_to_vector_candidate_p): New function.
3452 (scalar_to_vector_candidate_p): Likewise.
3453 (timode_check_non_convertible_regs): Likewise.
3454 (timode_remove_non_convertible_regs): Likewise.
3455 (remove_non_convertible_regs): Likewise.
3456 (remove_non_convertible_regs): Renamed to ...
3457 (dimode_remove_non_convertible_regs): This.
3458 (scalar_chain::~scalar_chain): Make it virtual.
3459 (scalar_chain::compute_convert_gain): Make it pure virtual.
3460 (scalar_chain::mark_dual_mode_def): Likewise.
3461 (scalar_chain::convert_insn): Likewise.
3462 (scalar_chain::convert_registers): Likewise.
3463 (scalar_chain::add_to_queue): Make it protected.
3464 (scalar_chain::emit_conversion_insns): Likewise.
3465 (scalar_chain::replace_with_subreg): Likewise.
3466 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3467 (scalar_chain::convert_op): Likewise.
3468 (scalar_chain::convert_reg): Likewise.
3469 (scalar_chain::make_vector_copies): Likewise.
3470 (scalar_chain::convert_registers): New pure virtual function.
3471 (class dimode_scalar_chain): New class.
3472 (class timode_scalar_chain): Likewise.
3473 (scalar_chain::mark_dual_mode_def): Renamed to ...
3474 (dimode_scalar_chain::mark_dual_mode_def): This.
3475 (timode_scalar_chain::mark_dual_mode_def): New function.
3476 (timode_scalar_chain::convert_insn): Likewise.
3477 (dimode_scalar_chain::convert_registers): Likewise.
3478 (scalar_chain::compute_convert_gain): Renamed to ...
3479 (dimode_scalar_chain::compute_convert_gain): This.
3480 (scalar_chain::replace_with_subreg): Renamed to ...
3481 (dimode_scalar_chain::replace_with_subreg): This.
3482 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3483 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3484 (scalar_chain::make_vector_copies): Renamed to ...
3485 (dimode_scalar_chain::make_vector_copies): This.
3486 (scalar_chain::convert_reg): Renamed to ...
3487 (dimode_scalar_chain::convert_reg ): This.
3488 (scalar_chain::convert_op): Renamed to ...
3489 (dimode_scalar_chain::convert_op): This.
3490 (scalar_chain::convert_insn): Renamed to ...
3491 (dimode_scalar_chain::convert_insn): This.
3492 (scalar_chain::convert): Call convert_registers.
3493 (convert_scalars_to_vector): Change to scalar_chain pointer to
3494 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3495 in 32-bit mode. Delete scalar_chain pointer. Call
3496 free_dominance_info in 64-bit mode.
3497 (pass_stv::gate): Remove TARGET_64BIT check.
3498 (ix86_option_override): Put the 64-bit STV pass before the CSE
3501 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3503 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3504 dw_loc_frame_offset field.
3505 * dwarf2out.c (new_loc_descr): Likewise.
3506 (resolve_args_picking_1): Turn the VISITED hash set into a
3507 FRAME_OFFSET hash map. Use it to associate a frame offset to
3508 visited nodes. Remove uses of the CHECKING_P macro.
3509 (resolve_args_picking): Update call to resolve_args_picking_1.
3511 2016-04-27 Martin Liska <mliska@suse.cz>
3513 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3514 (free_loop_data): Release vuses of groups.
3516 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3518 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3519 instead of redundant use_id and boolean have_use_for.
3520 (struct iv_use): Change sub_id into group_id. Remove field next.
3521 Move fields: related_cands, n_map_members, cost_map and selected
3523 (struct iv_group): ... here. New structure.
3524 (struct iv_common_cand): Use structure declaration directly.
3525 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3526 (MAX_CONSIDERED_USES): Rename macro to ...
3527 (MAX_CONSIDERED_GROUPS): ... here.
3528 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3529 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3530 (dump_uses): Rename to ...
3531 (dump_groups): ... here. Update all uses.
3532 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3533 (find_induction_variables): Refactor format of dump information.
3534 (record_sub_use): Delete.
3535 (record_use): Update all uses.
3536 (record_group): New function.
3537 (record_group_use, find_interesting_uses_op): Call above functions.
3539 (find_interesting_uses_cond): Ditto.
3540 (group_compare_offset): New function.
3541 (split_all_small_groups): Rename to ...
3542 (split_small_address_groups_p): ... here. Update all uses.
3543 (split_address_groups): Update all uses.
3544 (find_interesting_uses): Refactor format of dump information.
3545 (add_candidate_1): Update all uses. Remove redundant check on iv,
3547 (add_candidate, record_common_cand): Remove redundant assert.
3548 (add_iv_candidate_for_biv): Update use.
3549 (add_iv_candidate_derived_from_uses): Update all uses.
3550 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3551 (alloc_use_cost_map): Ditto.
3552 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3553 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3554 (determine_use_iv_cost_generic): Ditto.
3555 (determine_group_iv_cost_generic): Ditto.
3556 (determine_use_iv_cost_address): Ditto.
3557 (determine_group_iv_cost_address): Ditto.
3558 (determine_use_iv_cost_condition): Ditto.
3559 (determine_group_iv_cost_cond): Ditto.
3560 (determine_use_iv_cost): Ditto.
3561 (determine_group_iv_cost): Ditto.
3562 (set_autoinc_for_original_candidates): Update all uses.
3563 (find_iv_candidates): Update all uses. Refactor dump information.
3564 (determine_use_iv_costs): Ditto.
3565 (determine_iv_costs): Ditto.
3566 (iv_ca_cand_for_use): Rename to ...
3567 (iv_ca_cand_for_group): ... here. Update all uses.
3568 (iv_ca_add_use, iv_ca_add_group): Ditto.
3569 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3570 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3571 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3572 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3573 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3574 (create_new_iv, adjust_iv_update_pos): Ditto.
3575 (rewrite_use_address): Delete.
3576 (rewrite_use_address_1): Rename to ...
3577 (rewrite_use_address): ... here.
3578 (rewrite_use_compare): Update all uses.
3579 (rewrite_use): Delete.
3580 (rewrite_uses): Rename to ...
3581 (rewrite_groups): ... here. Update all uses.
3582 (remove_unused_ivs, free_loop_data): Update all uses.
3583 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3585 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3587 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3588 for WORD_REGISTER_OPERATIONS to runtime check.
3590 2016-04-27 Richard Biener <rguenther@suse.de>
3593 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3594 aggregate_value_p to determine if a function result is
3595 returned by reference.
3596 (ipa_pta_execute): Functions having their address taken are
3597 not automatically nonlocal.
3599 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3602 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3603 * fold-const.c (operand_equal_p): If flag_checking and
3604 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3605 and if it returns non-zero, assert iterative_hash_expr on both
3608 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3610 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3612 2016-04-27 Nick Clifton <nickc@redhat.com>
3615 * varasm.c (merge_weak): Generate an error if an attempt is made
3616 to convert a non-weak static function into a weak, public function.
3618 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3620 * params.def (MAX_PARTITION_SIZE): New param.
3621 * doc/invoke.texi: Document lto-max-partition.
3623 2016-04-27 Richard Biener <rguenther@suse.de>
3626 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3627 function cummulating used_from_other_partition, externally_visible
3628 and force_output from aliases.
3629 (refered_from_nonlocal_var): Likewise.
3630 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3631 node flags properly.
3633 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3635 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3636 (-Wmemset-elt-size): New item.
3638 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3641 * stor-layout.h (internal_reference_types): Delete.
3642 * stor-layout.c (reference_types_internal): Likewise.
3643 (internal_reference_types): Likewise.
3644 (layout_type) <REFERENCE_TYPE>: Adjust.
3646 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3649 * tree.h (inchash::add_expr): Add FLAGS argument.
3650 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3651 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3652 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3653 Formatting fix. Adjust recursive calls. For tcc_comparison,
3654 if swap_tree_comparison (code) is smaller than code, hash that
3655 and arguments in the other order. Hash CONVERT_EXPR the same
3656 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3657 of ADDR_EXPR of decl as the decl itself. Add or remove
3658 OEP_ADDRESS_OF from recursive flags as needed. For
3659 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3660 operands commutatively and only the third one normally.
3661 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3663 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3665 * config/rtems.h (LIB_SPEC): Add -latomic.
3667 2016-04-27 Joel Sherrill <joel@rtems.org>
3669 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3670 xilink.ld and flags not relevant to RTEMS.
3672 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3674 * toplev.c (backend_init_target): Avoid calling init_reload when using
3677 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3679 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3680 for loops rather than one for the whole function.
3682 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3684 * match.pd (X + CST CMP X): New transformation.
3686 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3688 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3689 * fold-const.c (fold_binary_loc): Remove 2 transformations
3690 superseded by match.pd.
3691 * match.pd (x+x -> x*2): Generalize to integers.
3693 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3695 * config/i386/i386.md (operation on memory peephole): Duplicate an
3696 existing peephole and adapt it to match lea rather than an operation
3699 PR rtl-optimization/57193
3700 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3702 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3704 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3706 * tree-if-conv.c (any_pred_load_store): New static variable.
3707 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3708 any_pred_load_store instead of and_mask_load_store.
3709 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3710 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3711 (combine_blocks, tree_if_conversion): Ditto.
3713 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3715 PR tree-optimization/70771
3716 PR tree-optimization/70775
3717 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3718 virtual PHI nodes. Delete parameter.
3719 (if_convertible_loop_p_1): Delete argument to above function.
3720 (predicate_all_scalar_phis): Delete code handling single-argument
3722 (tree_if_conversion): Mark and update virtual SSA.
3724 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3727 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3728 (x86_elf_aligned_common): Rename to ...
3729 (x86_elf_aligned_decl_common): ... this.
3730 Add decl arg. Switch to .lbss for largecomm object. Use
3731 LARGECOMM_SECTION_ASM_OP.
3732 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3734 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3735 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3737 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3738 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3740 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3743 * config/i386/i386.c (SECTION_LARGE): Define.
3744 (x86_64_elf_select_section): Set it for large data/bss sections.
3745 Only clear SECTION_WRITE for .lrodata.
3746 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3748 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3749 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3750 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3752 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3753 * doc/tm.texi: Regenerate.
3755 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3758 * configure.ac (--enable-checking): Document extra flag, for
3759 non-release builds default to --enable-checking=yes,extra.
3760 If misc checking and extra checking, define CHECKING_P to 2 instead
3762 * common.opt (fchecking=): Add.
3763 * doc/invoke.texi (-fchecking=): Document.
3764 * doc/install.texi: Document --enable-checking changes.
3765 * configure: Regenerated.
3766 * config.in: Regenerated.
3768 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3770 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3771 attribute instead of which_alternative.
3772 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3773 Use EXT_REX_SSE_REG_P where appropriate.
3775 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3777 * config/i386/predicates.md (const0_operand): Do not match
3778 const_wide_int code.
3779 (const1_operand): Ditto.
3781 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3783 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3784 for SSE constm1 operands and TARGET_AVX512VL.
3785 (*movti_internal): Ditto.
3786 (*mov<mode>_or): Use constm1_operand predicate.
3787 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3788 for SSE vector_all_ones operands and TARGET_AVX512VL.
3789 * config/i386/predicates.md (constm1_operand): New predicate.
3790 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3791 emission of constant -1 load.
3793 2016-04-25 Jason Merrill <jason@redhat.com>
3795 * gdbinit.in: Skip is-a.h.
3797 * attribs.c (register_scoped_attributes): Fix logic.
3798 * attribs.h: Declare register_scoped_attributes.
3800 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3802 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3803 stxvd2x and stxvw4x built-in functions.
3805 2016-04-25 DJ Delorie <dj@redhat.com>
3807 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3808 (ashrhi3): Likewise.
3809 (lshrhi3): Likewise.
3811 2016-04-25 Richard Biener <rguenther@suse.de>
3813 PR tree-optimization/70780
3814 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3816 (compute_antic): Mark blocks with abnormal preds as visited as
3817 they have a final empty antic-in solution already.
3819 2016-04-25 Michael Collison <michael.collison@linaro.org>
3821 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3823 2016-04-25 Michael Collison <michael.collison@linaro.org>
3825 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3826 mode is VQI to improve mixed mode vectorization.
3827 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3828 define_insn to match low half of signed vaddw.
3829 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3830 define_insn to match high half of signed vaddw.
3831 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3832 define_insn to match low half of unsigned vaddw.
3833 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3834 define_insn to match high half of unsigned vaddw.
3835 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3836 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3837 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3839 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3840 * config/arm/predicates.md (vect_par_constant_high): Support
3841 big endian and simplify by calling
3842 arm_simd_check_vect_par_cnst_half
3843 (vect_par_constant_low): Likewise.
3845 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3848 predicate for operand 2.
3850 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3851 H.J. Lu <hongjiu.lu@intel.com>
3853 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3854 machine_mode argument.
3855 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3856 constm1_rtx operands. For VOIDmode constants, get mode from
3857 pred_mode. Check mode size if the mode is supported by ABI.
3858 (standard_sse_constant_opcode): Do not use standard_constant_p.
3859 Strictly check ABI support for all-ones operands.
3860 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3861 immediates. Update calls to standard_sse_constant_p.
3862 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3863 (ix86_rtx_costs): Ditto.
3864 * config/i386/i386.md (*movxi_internal_avx512f): Use
3865 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3866 Use (v,BC) alternative instead of (v,C). Use register_operand
3867 checks instead of MEM_P.
3868 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3869 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3870 isa attribute. Use register_operand checks instead of MEM_P.
3871 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3872 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3873 alternative and corresponding sse2 isa attribute.
3874 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3875 to standard_sse_constant_p.
3876 (FP constant splitters): Ditto.
3877 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3879 * config/i386/predicates.md (constm1_operand): Remove.
3880 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3881 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3882 vector_all_ones_operand instead of constm1_operand.
3884 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3886 * print-rtl.c (print_rtx_insn_vec): New function.
3887 * print-rtl.h: New prototype.
3888 * store-motion.c (struct st_expr): Make avail_stores a vector.
3889 (st_expr_entry): Adjust.
3890 (free_st_expr_entry): Likewise.
3891 (print_store_motion_mems): Likewise.
3892 (find_moveable_store): Likewise.
3893 (compute_store_table): Likewise.
3894 (delete_store): Likewise.
3895 (build_store_vectors): Likewise.
3897 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3899 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3901 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3903 * vec.h (vec_safe_contains): New function.
3904 (vec::contains): Likewise.
3905 (vec::begin): Likewise.
3906 (vec::end): Likewise.
3908 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3911 * cfgexpand.c (expand_stack_vars): Fix typo.
3913 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3915 * system.h (list, map, set, vector): Include conditionally.
3916 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3917 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3918 * ipa-icf.c (INCLUDE_LIST): Define.
3919 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3920 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3921 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3922 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3923 * cp/logic.cc (INCLUDE_LIST): Define.
3924 * fortran/trans-common.c (INCLUDE_MAP): Define.
3926 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3928 * auto-profile.c: Remove <string.h> include.
3929 * ipa-icf-gimple.c: Remove <list> include.
3930 * diagnostic.c: Remove <new> include.
3931 * genmatch.c: Likewise.
3932 * pretty-print.c: Likewise.
3933 * toplev.c: Likewise
3934 * c/c-objc-common.c: Likewise.
3935 * cp/error.c: Likewise.
3936 * fortran/error.c: Likewise.
3938 2016-04-22 Richard Biener <rguenther@suse.de>
3940 * lto-streamer-in.c (input_ssa_names): Do not allocate
3941 GIMPLE_NOP for all SSA names.
3942 * lto-streamer-out.c (output_ssa_names): Do not output
3943 SSA names that should have been released.
3945 2016-04-22 Richard Biener <rguenther@suse.de>
3947 PR tree-optimization/70740
3948 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3951 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3954 * config/i386/predicates.md (call_insn_operand): Replace
3955 sibcall_memory_operand with memory_operand.
3957 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3959 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3960 has_single_use() tests.
3961 (register_edge_assert_for_1): Likewise.
3962 (find_assert_locations_1): Check the liveness bitmap instead of
3963 checking has_single_use().
3965 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3968 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3969 Extract AVX-512BW constraint from AVX.
3971 2016-04-21 Richard Biener <rguenther@suse.de>
3973 PR tree-optimization/70725
3974 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3975 for phi_convertible_by_degenerating_args.
3976 (predicate_all_scalar_phis): Handle single-argument PHIs.
3978 2016-04-21 Richard Biener <rguenther@suse.de>
3981 * fold-const.c (fold_comparison): Return properly typed
3984 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3986 PR tree-optimization/70715
3987 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3988 after expanding BASE using expand_simple_operations.
3990 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3992 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3993 New transformations.
3995 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3997 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3999 2016-04-20 Jan Hubicka <jh@suse.cz>
4001 * ipa-inline.c (can_inline_edge_p): Pass caller info to
4002 ultiimate_alias_target.
4003 (update_callee_keys): Likewise.
4004 (lookup_recursive_calls): Likewise.
4005 (speculation_useful_p): Likewise.
4007 2016-04-20 Jan Hubicka <jh@suse.cz>
4010 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
4011 (set_nothrow_flag_1): ... this; handle interposition correctly;
4012 recurse on aliases and thunks.
4013 (cgraph_node::set_nothrow_flag): New.
4014 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4015 functions compiled with non-call exceptions that binds to current
4017 (propagate_nothrow): Be safe WRT interposition.
4018 * cgraph.h (set_nothrow_flag): Update prototype.
4020 2016-04-18 Jan Hubicka <jh@suse.cz>
4022 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4023 max_loop_iterations_int.
4024 (tree_unswitch_outer_loop): Likewise.
4026 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4028 PR tree-optimization/69489
4029 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4030 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4031 Revise dump message.
4032 (if_convertible_bb_p): Remove check on edge count of basic block's
4035 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4037 PR tree-optimization/56625
4038 PR tree-optimization/69489
4039 * tree-data-ref.h (DR_INNERMOST): New macro.
4040 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4041 hashing struct innermost_loop_behavior.
4042 (ref_DR_map): Remove.
4043 (innermost_DR_map): New map.
4044 (baseref_DR_map): Revise comment.
4045 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4046 to innermost_DR_map accroding to its innermost loop behavior.
4047 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4048 to its innermost loop behavior.
4049 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4050 Add initialization for innermost_DR_map. Record memory reference
4051 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4052 have innermost loop behavior.
4053 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4056 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4058 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4059 *lea_general_1. Use explicit SWI12 mode interator.
4060 (*lea<mode>_general_2): Rename from *lea_general_2.
4061 Use explicit SWI12 mode interator.
4062 (*lea<mode>_general_3): Rename from *lea_general_3.
4063 Use explicit SWI12 mode interator.
4064 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4065 Use explicit SWI12 mode interator.
4066 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4067 Use explicit SWI48 mode interator.
4069 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4071 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4072 Short-cut unaligned load and store cases. Handle all integer
4074 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4075 and store cases. Call ix86_avx256_split_vector_move_misalign
4076 directly without checking mode class.
4078 2016-04-20 Andrew Pinski <apinski@cavium.com>
4079 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4082 * config/aarch64/aarch64.md (sibcall): Force call
4083 address to be DImode for ILP32.
4084 (sibcall_value): Likewise.
4086 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4088 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4090 2016-04-20 Richard Biener <rguenther@suse.de>
4092 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4093 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4094 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4095 (maybe_push_res_to_seq): Adjust.
4096 * gimple-fold.c (maybe_build_generic_op): Likewise.
4098 2016-04-20 Marek Polacek <polacek@redhat.com>
4100 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4103 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4105 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4106 use kmovw to support AVX512F target.
4108 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4110 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4112 2016-04-20 Marek Polacek <polacek@redhat.com>
4114 PR tree-optimization/70725
4115 * tree-if-conv.c (is_false_predicate): New function.
4116 (predicate_mem_writes): Use it.
4118 2016-04-20 Richard Biener <rguenther@suse.de>
4120 PR tree-optimization/70726
4121 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4122 shift amounts from a pattern stmt operand.
4124 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4127 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4128 stack_restore_from_fpr pattern when restoring r15.
4129 (s390_optimize_prologue): Strip away the memory barrier in the
4130 parallel when trying to get rid of restore insns.
4131 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4132 definition for loading the stack pointer from an FPR. Compared to
4133 the normal move insn this pattern includes a full memory barrier.
4135 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4138 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4139 implicitly linear or lastprivate iterator on the outer context.
4141 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4143 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4145 * config/i386/i386.md (ssememalign): Removed.
4146 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4148 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4151 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4152 const short * to __builtin_ia32_loaddquhi512_mask.
4153 (_mm512_maskz_loadu_epi16): Likewise.
4154 (_mm512_mask_storeu_epi16): Pass short * to
4155 __builtin_ia32_storedquhi512_mask.
4156 (_mm512_mask_loadu_epi8): Pass const char * to
4157 __builtin_ia32_loaddquqi512_mask.
4158 (_mm512_maskz_loadu_epi8): Likewise.
4159 (_mm512_mask_storeu_epi8): Pass char * to
4160 __builtin_ia32_storedquqi512_mask.
4161 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4162 const double * to __builtin_ia32_loadupd512_mask.
4163 (_mm512_mask_loadu_pd): Likewise.
4164 (_mm512_maskz_loadu_pd): Likewise.
4165 (_mm512_storeu_pd): Pass double * to
4166 __builtin_ia32_storeupd512_mask.
4167 (_mm512_mask_storeu_pd): Likewise.
4168 (_mm512_loadu_ps): Pass const float * to
4169 __builtin_ia32_loadups512_mask.
4170 (_mm512_mask_loadu_ps): Likewise.
4171 (_mm512_maskz_loadu_ps): Likewise.
4172 (_mm512_storeu_ps): Pass float * to
4173 __builtin_ia32_storeups512_mask.
4174 (_mm512_mask_storeu_ps): Likewise.
4175 (_mm512_mask_loadu_epi64): Pass const long long * to
4176 __builtin_ia32_loaddqudi512_mask.
4177 (_mm512_maskz_loadu_epi64): Likewise.
4178 (_mm512_mask_storeu_epi64): Pass long long *
4179 to __builtin_ia32_storedqudi512_mask.
4180 (_mm512_loadu_si512): Pass const int * to
4181 __builtin_ia32_loaddqusi512_mask.
4182 (_mm512_mask_loadu_epi32): Likewise.
4183 (_mm512_maskz_loadu_epi32): Likewise.
4184 (_mm512_storeu_si512): Pass int * to
4185 __builtin_ia32_storedqusi512_mask.
4186 (_mm512_mask_storeu_epi32): Likewise.
4187 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4188 char * to __builtin_ia32_storedquqi256_mask.
4189 (_mm_mask_storeu_epi8): Likewise.
4190 (_mm256_mask_loadu_epi16): Pass const short * to
4191 __builtin_ia32_loaddquhi256_mask.
4192 (_mm256_maskz_loadu_epi16): Likewise.
4193 (_mm_mask_loadu_epi16): Pass const short * to
4194 __builtin_ia32_loaddquhi128_mask.
4195 (_mm_maskz_loadu_epi16): Likewise.
4196 (_mm256_mask_loadu_epi8): Pass const char * to
4197 __builtin_ia32_loaddquqi256_mask.
4198 (_mm256_maskz_loadu_epi8): Likewise.
4199 (_mm_mask_loadu_epi8): Pass const char * to
4200 __builtin_ia32_loaddquqi128_mask.
4201 (_mm_maskz_loadu_epi8): Likewise.
4202 (_mm256_mask_storeu_epi16): Pass short * to.
4203 __builtin_ia32_storedquhi256_mask.
4204 (_mm_mask_storeu_epi16): Pass short * to.
4205 __builtin_ia32_storedquhi128_mask.
4206 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4207 const double * to __builtin_ia32_loadupd256_mask.
4208 (_mm256_maskz_loadu_pd): Likewise.
4209 (_mm_mask_loadu_pd): Pass onst double * to
4210 __builtin_ia32_loadupd128_mask.
4211 (_mm_maskz_loadu_pd): Likewise.
4212 (_mm256_mask_storeu_pd): Pass double * to
4213 __builtin_ia32_storeupd256_mask.
4214 (_mm_mask_storeu_pd): Pass double * to
4215 __builtin_ia32_storeupd128_mask.
4216 (_mm256_mask_loadu_ps): Pass const float * to
4217 __builtin_ia32_loadups256_mask.
4218 (_mm256_maskz_loadu_ps): Likewise.
4219 (_mm_mask_loadu_ps): Pass const float * to
4220 __builtin_ia32_loadups128_mask.
4221 (_mm_maskz_loadu_ps): Likewise.
4222 (_mm256_mask_storeu_ps): Pass float * to
4223 __builtin_ia32_storeups256_mask.
4224 (_mm_mask_storeu_ps): ass float * to
4225 __builtin_ia32_storeups128_mask.
4226 (_mm256_mask_loadu_epi64): Pass const long long * to
4227 __builtin_ia32_loaddqudi256_mask.
4228 (_mm256_maskz_loadu_epi64): Likewise.
4229 (_mm_mask_loadu_epi64): Pass const long long * to
4230 __builtin_ia32_loaddqudi128_mask.
4231 (_mm_maskz_loadu_epi64): Likewise.
4232 (_mm256_mask_storeu_epi64): Pass long long * to
4233 __builtin_ia32_storedqudi256_mask.
4234 (_mm_mask_storeu_epi64): Pass long long * to
4235 __builtin_ia32_storedqudi128_mask.
4236 (_mm256_mask_loadu_epi32): Pass const int * to
4237 __builtin_ia32_loaddqusi256_mask.
4238 (_mm256_maskz_loadu_epi32): Likewise.
4239 (_mm_mask_loadu_epi32): Pass const int * to
4240 __builtin_ia32_loaddqusi128_mask.
4241 (_mm_maskz_loadu_epi32): Likewise.
4242 (_mm256_mask_storeu_epi32): Pass int * to
4243 __builtin_ia32_storedqusi256_mask.
4244 (_mm_mask_storeu_epi32): Pass int * to
4245 __builtin_ia32_storedqusi128_mask.
4246 * config/i386/i386-builtin-types.def (PCSHORT): New.
4248 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4249 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4250 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4251 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4252 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4253 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4254 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4255 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4256 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4257 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4258 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4259 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4260 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4261 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4262 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4263 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4264 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4265 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4266 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4267 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4268 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4269 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4270 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4271 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4272 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4273 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4274 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4275 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4276 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4277 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4278 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4279 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4280 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4281 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4282 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4283 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4284 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4285 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4286 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4287 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4288 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4289 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4290 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4291 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4292 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4293 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4294 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4295 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4296 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4298 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4299 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4301 (ix86_expand_vector_move_misalign): Likewise.
4302 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4303 to scalar function prototype for unaligned load/store builtins.
4304 (ix86_expand_special_args_builtin): Updated.
4305 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4306 (UNSPEC_STOREU): Likewise.
4307 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4308 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4309 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4310 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4311 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4312 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4313 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4314 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4315 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4316 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4317 (<avx512>_storedqu<mode>_mask): Likewise.
4318 (*sse4_2_pcmpestr_unaligned): Likewise.
4319 (*sse4_2_pcmpistr_unaligned): Likewise.
4320 (*mov<mode>_internal): Renamed to ...
4321 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4322 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4323 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4324 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4326 2016-04-19 Richard Biener <rguenther@suse.de>
4328 PR tree-optimization/70171
4329 * tree-ssa-phiprop.c: Include stor-layout.h.
4330 (phiprop_insert_phi): Handle the aggregate copy case.
4331 (propagate_with_phi): Likewise.
4333 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4336 instead of simplify_gen_subreg (... , 0).
4337 (ix86_delegitimize_address): Ditto.
4338 (ix86_split_divmod): Ditto.
4339 (ix86_split_copysign_const): Ditto.
4340 (ix86_split_copysign_var): Ditto.
4341 (ix86_expand_args_builtin): Ditto.
4342 (ix86_expand_round_builtin): Ditto.
4343 (ix86_expand_special_args_builtin): Ditto.
4344 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4345 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4346 (udivmodqi4): Ditto.
4347 (absneg splitters): Ditto.
4348 (*jcc_bt<mode>_1): Ditto.
4350 2016-04-19 Richard Biener <rguenther@suse.de>
4352 PR tree-optimization/70724
4353 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4354 restoring out from ...
4355 (free_scc_vn): ... here.
4356 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4357 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4359 (pass_fre::execute): Restore SSA info.
4361 2016-04-19 Richard Biener <rguenther@suse.de>
4363 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4364 * gimple-walk.c (walk_gimple_op): Initialize it.
4365 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4366 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4367 remapping SSA names of defs.
4368 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4371 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4374 * lra-constraints.c (equiv_substition_p): New.
4375 (process_alt_operands): Use it.
4376 (swap_operands): Swap it.
4377 (curr_insn_transform): Update it.
4379 2016-04-18 Michael Matz <matz@suse.de>
4381 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4382 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4383 * tree-core.h (tree_type_common.align): Use bit-field.
4384 (tree_type_common.spare): New.
4385 (tree_decl_common.off_align): Make smaller.
4386 (tree_decl_common.align): Use bit-field.
4388 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4389 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4390 (scan_sharing_clauses): Ditto.
4391 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4392 (omp_finish_file): Ditto.
4393 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4394 (layout_decl): Ditto.
4395 (relayout_decl): Ditto.
4396 (finalize_record_size): Use SET_TYPE_ALIGN.
4397 (finalize_type_size): Ditto.
4398 (finish_builtin_struct): Ditto.
4399 (layout_type): Ditto.
4400 (initialize_sizetypes): Ditto.
4401 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4402 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4403 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4404 (get_chain_field): Ditto.
4405 (get_trampoline_type): Ditto.
4406 (get_nl_goto_field): Ditto.
4407 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4409 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4410 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4411 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4412 (build_qualified_type): Use SET_TYPE_ALIGN.
4413 (build_aligned_type, build_range_type_1): Ditto.
4414 (build_atomic_base): Ditto.
4415 (build_common_tree_nodes): Ditto.
4416 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4417 (expand_one_stack_var_at): Ditto.
4418 * coverage.c (build_var): Use SET_DECL_ALIGN.
4419 * except.c (init_eh): Ditto.
4420 * function.c (assign_parm_setup_block): Ditto.
4421 * symtab.c (increase_alignment_1): Ditto.
4422 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4423 * tree-vect-stmts.c (ensure_base_align): Ditto.
4424 * varasm.c (align_variable): Ditto.
4425 (assemble_variable): Ditto.
4426 (build_constant_desc): Ditto.
4427 (output_constant_def_contents): Ditto.
4429 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4430 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4431 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4432 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4433 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4435 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4438 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4439 replace %vmovsd with "%vmovq".
4440 (vec_concatv2df): Likewise.
4442 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4445 (*vec_extractv2si_0): Ditto.
4446 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4447 (zero_extended_scalar_load_operand splitters): Ditto.
4448 (vec_extract splitters): Ditto.
4449 (*vec_extractv4si_0_zext): Ditto.
4450 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4452 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4453 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4454 (*sse4_1_extractps): Use lowpart_subreg.
4455 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4457 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4459 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4461 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4462 Mention Solaris 11 packaging changes.
4463 Update gas and gld requirements.
4464 Remove reference to pre-Solaris 10 bug.
4465 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4467 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4470 2016-04-17 Jan Hubicka <jh@suse.cz>
4472 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4473 max_loop_iterations_int.
4475 2016-04-18 Richard Biener <rguenther@suse.de>
4477 PR tree-optimization/43434
4478 * tree-ssa-structalias.c (struct vls_data): New.
4479 (visit_loadstore): Handle all pointer-based accesses.
4480 (compute_dependence_clique): Compute a bitmap of restrict tags
4481 assigned bases and pass it to visit_loadstore.
4483 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4486 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4487 armv8.1-a and armv8.1-a+crc.
4489 2016-04-18 Richard Biener <rguenther@suse.de>
4491 PR tree-optimization/70701
4492 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4493 references after translating through a memcpy.
4495 2016-04-18 Richard Biener <rguenther@suse.de>
4497 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4498 (compute_antic): ... here. For partial antic use regular
4499 postorder and scrap iteration.
4500 (compute_partial_antic_aux): Remove unused return value.
4501 (init_pre): Do not allocate postorder.
4502 (fini_pre): Do not free postorder.
4504 2016-04-18 Richard Biener <rguenther@suse.de>
4507 * expmed.c (extract_bit_field_1): Remove broken case
4508 using a wider MODE_INT mode.
4510 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4512 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4513 unless compiling with at least GCC-4.8.
4515 2016-04-17 Jan Hubicka <jh@suse.cz>
4518 * graphite.c (graphite_finalize): Update call to
4519 tree_estimate_probability.
4520 * predict.h (tree_estimate_probability): Update prototype.
4522 2016-04-17 Jan Hubicka <jh@suse.cz>
4524 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4525 (tree_estimate_probability): Likewise.
4526 (pass_profile::execute): Update.
4527 (report_predictor_hitrates): New function.
4528 * profile.c (compute_branch_probabilities): Use it.
4529 * predict.h (report_predictor_hitrates): Declare.
4531 2016-04-17 Jan Hubicka <jh@suse.cz>
4534 * cgraph.h (cgraph_node::set_const_flag,
4535 cgraph_node::set_pure_flag): Update prototype to return bool;
4537 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4538 of interposable symbol are interposable, too.
4539 (cgraph_set_const_flag_1): Rename to ...
4540 (set_const_flag_1): ... this one; change to self recursive function
4541 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4542 clearnig the flag in all variants and also virtual thunks of const
4543 functions are pure; track if any change was done.
4544 (cgraph_node::set_const_flag): Update.
4545 (struct set_pure_flag_info): New struct.
4546 (cgraph_set_pure_flag_1): Rename to ...
4547 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4548 rather than pointer encoded flags; track if any changes was done;
4549 handle correctly clearning flag and setting flag of aliases already
4551 (cgraph_node::set_pure_flag): Update.
4552 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4554 2016-04-17 Tom de Vries <tom@codesourcery.com>
4557 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4560 2016-04-17 Tom de Vries <tom@codesourcery.com>
4562 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4563 '{}<> ' as escape-for-record.
4565 2016-04-17 Tom de Vries <tom@codesourcery.com>
4567 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4570 2016-04-17 Tom de Vries <tom@codesourcery.com>
4573 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4574 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4575 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4576 * passes.c (finish_optimization_passes): Only call
4577 finish_graph_dump_file if dfi->graph_dump_initialized.
4578 (execute_function_dump, pass_init_dump_file): Use
4579 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4581 2016-04-17 Tom de Vries <tom@codesourcery.com>
4583 PR tree-optimization/70256
4584 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4585 (debug_varmap): New function.
4587 2016-04-17 Tom de Vries <tom@codesourcery.com>
4590 * passes.c (pass_manager::register_pass): Propagate pflags.
4592 2016-04-17 Tom de Vries <tom@codesourcery.com>
4595 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4596 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4597 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4598 check if it's equal to p_start.
4599 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4601 2016-04-15 Jan Hubicka <jh@suse.cz>
4604 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4605 function does not bind to current def.
4606 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4607 handle conservatively calls to functions that does not need to bind
4609 (check_call): Update call of worse_state.
4610 (ignore_edge_for_nothrow): Update.
4611 (ignore_edge_for_pure_const): Likewise.
4612 (propagate_pure_const): Update calls to worse_state.
4613 (skip_function_for_local_pure_const): Reformat comments.
4615 2016-04-15 Jan Hubicka <jh@suse.cz>
4618 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4619 (cgraph_node::function_symbol): Likewise.
4620 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4621 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4622 (symtab_node::ultimate_alias_target): Add REF parameter.
4623 (symtab_node::binds_to_current_def_p): Declare.
4624 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4625 (cgraph_node::function_symbol): Likewise.
4626 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4627 (cgraph_node::get_availability): Likewise.
4628 (cgraph_edge::binds_to_current_def_p): New inline function.
4629 (varpool_node::get_availability): Add REF parameter.
4630 (varpool_node::ultimate_alias_target): Likewise.
4631 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4632 (symtab_node::binds_to_current_def_p): Likewise.
4633 * varpool.c (varpool_node::get_availability): Likewise.
4635 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4638 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4639 Fix mode size check.
4641 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4643 * BASE-VER: Set to 7.0.0.
4645 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4647 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4649 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4651 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4652 architecture revisions.
4654 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4656 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4657 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4658 * config/i386/i386.md (stack decrement to push peepholes): Guard
4659 with !x86_using_red_zone ().
4661 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4664 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4665 to dump_generic_node.
4666 (NIY): Pass also flags to do_niy.
4668 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4670 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4671 (simd_clone_vector_of_formal_parm_types)
4672 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4673 (simd_clone_mangle, simd_clone_create)
4674 (simd_clone_adjust_return_type, create_tmp_simd_array)
4675 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4676 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4677 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4678 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4679 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4680 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4681 * omp-simd-clone.c: ... this new file.
4682 (simd_clone_vector_of_formal_parm_types): Make it static.
4683 * Makefile.in (OBJS): Add omp-simd-clone.o.
4685 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4688 * config/i386/sse.md: Use proper memory operand modifiers.
4691 2016-04-15 Richard Biener <rguenther@suse.de>
4692 Alan Modra <amodra@gmail.com>
4694 PR tree-optimization/70130
4695 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4696 when alignment stays not the same and no not use the realign
4699 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4702 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4703 direct move handlers for KFmode. Change TFmode handlers test from
4704 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4706 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4709 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4710 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4711 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4712 * tree-ssa-live.c (remove_unused_scope_block_p): When
4713 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4714 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4715 block_ultimate_origin is FUNCTION_DECL.
4716 (remove_unused_locals): If current_function_decl is
4717 polymorphic_ctor_dtor_p, pass initial true to
4718 remove_unused_scope_block_p' is_ctor_dtor_block.
4720 2016-04-14 Martin Sebor <msebor@redhat.com>
4725 * doc/extend.texi (Variable Length): Revert.
4727 2016-04-14 Marek Polacek <polacek@redhat.com>
4728 Jan Hubicka <hubicka@ucw.cz>
4731 * tree.c (verify_type): Disable the canonical type of main variant
4734 2016-04-14 Jason Merrill <jason@redhat.com>
4736 * cfgexpand.c, expr.c: Revert previous change.
4738 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4741 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4742 when building a mem ref for the incoming reduction variable.
4744 2016-04-14 Richard Biener <rguenther@suse.de>
4746 PR tree-optimization/70614
4747 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4748 loop if the evolution dropped to chrec_dont_know.
4749 (interpret_condition_phi): Likewise.
4751 2016-04-14 Richard Biener <rguenther@suse.de>
4753 PR tree-optimization/70623
4754 * tree-ssa-pre.c (changed_blocks): Make global ...
4755 (compute_antic): ... local here. Move and fix worklist
4756 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4757 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4758 worklist handling, dump when ANTIC_IN changed.
4759 (compute_partial_antic_aux): Remove worklist handling.
4760 (init_pre): Do not compute post dominators. Add a comment about
4761 the CFG order chosen.
4762 (fini_pre): Do not free post dominators.
4764 2016-04-13 Martin Sebor <msebor@redhat.com>
4769 * doc/extend.texi (Variable Length): Document C++ specifics.
4771 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4774 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4775 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4776 eh edges have been purged.
4779 * tree-sra.c (create_access_replacement,
4780 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4782 * tree-pretty-print.c (dump_fancy_name): New function.
4783 (dump_decl_name, dump_generic_node): Use it.
4785 2016-04-13 Jason Merrill <jason@redhat.com>
4787 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4788 * expr.c (expand_expr_real_1): Likewise.
4790 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4792 * config/i386/i386.md (kunpckhi): Swap operands.
4793 (kunpcksi): Likewise.
4794 (kunpckdi): Likewise.
4795 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4796 (vec_pack_trunc_<mode>): Likewise.
4798 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4801 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4804 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4805 gimplification turns some element into non-constant.
4808 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4809 * explow.c (convert_memory_address_addr_space_1): No longer static,
4810 add NO_EMIT argument and don't call convert_modes if true, pass
4811 it down recursively, remove break after return.
4812 (convert_memory_address_addr_space): Adjust caller.
4813 * simplify-rtx.c (simplify_unary_operation_1): Call
4814 convert_memory_address_addr_space_1 instead of convert_memory_address,
4815 if it returns NULL, don't simplify.
4817 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4820 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4822 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4824 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4825 Bump the upper SIMDLEN limits, so that if the return type or
4826 characteristic type if the return type is void can be passed in
4827 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4830 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4833 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4834 Do not use "=" constraint on an input constraint.
4835 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4836 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4837 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4838 generates (neg (abs ...)) instead of (abs ...).
4840 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4842 PR rtl-optimization/70596
4843 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4844 just invalidate LRA data and reset them. Adjust dump wording.
4846 2016-04-12 Martin Liska <mliska@suse.cz>
4849 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4851 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4853 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4854 max_loop_iterations_int.
4855 (tree_unswitch_outer_loop): Likewise.
4856 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4857 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4859 2016-04-12 Tom de Vries <tom@codesourcery.com>
4861 PR tree-optimization/68756
4862 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4863 instead of new_name.
4865 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4867 PR tree-optimization/70602
4868 * tree-sra.c (generate_subtree_copies): Don't write anything into
4869 constant pool decls.
4871 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4872 regardless whether there are depend clauses or not.
4874 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4877 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4878 target attribute and pragma from changing the -mfloat128
4879 and -mfloat128-hardware options.
4881 * doc/extend.texi (Additional Floating Types): Document PowerPC
4882 __float128 restrictions.
4884 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4887 * config/aarch64/driver-aarch64.c
4888 (aarch64_get_extension_string_for_isa_flags): New.
4889 (arch_extension): Rename to...
4890 (aarch64_arch_extension): ...This.
4891 (ext_to_feat_string): Rename to...
4892 (aarch64_extensions): ...This.
4893 (aarch64_core_data): Keep track of architecture extension flags.
4894 (cpu_data): Rename to...
4895 (aarch64_cpu_data): ...This.
4896 (aarch64_arch_driver_info): Keep track of architecture extension
4898 (get_arch_name_from_id): Rename to...
4899 (get_arch_from_id): ...This, change return type.
4900 (host_detect_local_cpu): Update and reformat for renames, handle
4901 extensions through common infrastructure.
4903 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4906 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4907 track of a canonical flag name.
4908 (all_extensions): Likewise.
4909 (arch_to_arch_name): Also track extension flags enabled by the arch.
4910 (all_architectures): Likewise.
4911 (aarch64_parse_extension): Move to here.
4912 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4914 (aarch64_rewrite_selected_cpu): Update for above change.
4915 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4916 are handled, such that the single explicit value enabled by an
4917 extension is kept seperate from the implicit values it also enables.
4918 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4920 (aarch64_parse_extension): New.
4921 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4922 here to config/aarch64/aarch64-protos.h.
4923 (aarch64_parse_extension): Move from here to
4924 common/config/aarch64/aarch64-common.c.
4925 (aarch64_option_print): Update.
4926 (aarch64_declare_function_name): Likewise.
4927 (aarch64_start_file): Likewise.
4928 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4929 the canonical flag for extensions.
4930 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4933 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4935 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4938 2016-04-09 Tom de Vries <tom@codesourcery.com>
4940 PR tree-optimization/68953
4941 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4942 first to last subscript.
4944 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4946 PR tree-optimization/70586
4947 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4950 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4954 PR tree-optimization/70373
4958 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4959 clauses for acc parallel reductions as necessary. Error on those
4961 * omp-low.c (scan_sharing_clauses): Don't install variables which
4962 are used in acc parallel reductions.
4963 (lower_rec_input_clauses): Remove dead code.
4964 (lower_oacc_reductions): Add support for reference reductions.
4965 (lower_reduction_clauses): Remove dead code.
4966 (lower_omp_target): Don't remap variables appearing in acc parallel
4968 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4970 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4973 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4974 with multiple SSA_NAME defs, force the outputs other than first
4975 to be live before calling live_track_process_def on each output.
4977 PR rtl-optimization/70574
4978 * fwprop.c (forward_propagate_and_simplify): Don't add
4979 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4980 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4981 paradoxical subregs within *loc.
4983 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4985 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4986 -ftree-parallelize-loops={0,1}.
4987 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4988 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4989 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4990 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4991 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4993 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4996 * asan.c (instrument_derefs): If we get unknown location, extract it
4998 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
5000 2016-04-08 Tom de Vries <tom@codesourcery.com>
5002 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
5003 implicit firstprivate clause.
5005 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5008 * config/arm/thumb2.md (tst + branch-> lsls + branch
5009 peephole below *orsi_not_shiftsi_si): Require that condition
5010 register is dead after the peephole.
5011 (second peephole after the above): Likewise.
5013 2016-04-08 Alan Modra <amodra@gmail.com>
5016 * builtins.c (fold_builtin_classify): For IBM extended precision,
5017 look at just the high-order double to test for NaN.
5018 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5019 test just the high double for Inf but both doubles for subnormal
5022 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5024 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5025 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5026 node->simdclone->mask_mode != VOIDmode masks.
5027 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5028 earlier, use it instead of node->simdclone.
5029 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5030 Set clonei->mask_mode.
5032 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5035 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5036 Pass it through to cp_parser_already_scoped_statement.
5037 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5038 it through to cp_parser_statement.
5039 (cp_parser_statement): Pass IF_P through to
5040 cp_parser_iteration_statement.
5041 (cp_parser_pragma): Adjust call to
5042 cp_parser_iteration_statement.
5044 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5047 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5048 resolve a future -Wparentheses warning.
5049 * omp-low.c (scan_sharing_clauses): Likewise.
5050 * tree-parloops.c (eliminate_local_variables): Likewise.
5052 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5054 PR rtl-optimization/70398
5055 * lra-constraints.c (process_address_1): Check zero scale and code
5056 for reloading with zero scale.
5058 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5060 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5061 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5063 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5065 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5066 Add support for AVX512F clones, include them by default for
5067 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5068 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5072 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5073 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5074 firstprivate clauses.
5075 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5076 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5077 (lower_omp_target): Set TREE_NO_WARNING for
5078 non-addressable possibly uninitialized vars which are copied into
5079 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5081 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5083 * config/pa/predicates.md (integer_store_memory_operand): Accept
5084 REG+D operands with a large offset when reload_in_progress is true.
5085 (floating_point_store_memory_operand): Likewise.
5087 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5090 * match.pd (nested int casts): Limit to GIMPLE.
5092 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5095 * ipa-devirt.c (maybe_record_node): Fix comment; use
5096 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5098 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5100 PR rtl-optimization/70542
5101 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5102 if there are any uses other than insn or debug insns.
5104 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5105 Jakub Jelinek <jakub@redhat.com>
5107 PR tree-optimization/70509
5108 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5109 Shift HOST_WIDE_INT_1U instead of 1.
5111 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5113 PR tree-optimization/70509
5114 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5115 of the vector base type for index.
5117 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5120 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5122 2016-04-05 Richard Biener <rguenther@suse.de>
5124 PR tree-optimization/70526
5125 * tree-sra.c (build_ref_for_offset): Use prev_base to
5126 extract the alias pointer type.
5128 2016-04-05 Richard Biener <rguenther@suse.de>
5130 * dse.c (struct store_info): Remove alias_set member.
5131 (struct read_info_type): Likewise.
5132 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5133 spill_deleted, clear_alias_set_lookup): Remove.
5134 (get_group_info): Remove dead base == NULL_RTX case.
5135 (dse_step0): Remove initialization of removed variables.
5136 (delete_dead_store_insn): Reomve alias set dumping.
5137 (free_read_records): Remove alias_set handling.
5138 (canon_address): Remove alias_set_out parameter.
5139 (record_store): Remove spill_alias_set, it's always zero.
5140 (check_mem_read_rtx): Likewise.
5141 (dse_step2): Rename from ...
5142 (dse_step2_nospill): ... this. Adjust.
5143 (scan_stores): Rename from ...
5144 (scan_stores_nospill): ... this.
5145 (scan_reads): Rename from ...
5146 (scan_reads_nospill): ... this.
5147 (scan_stores_spill, scan_reads_spill): Remove.
5148 (dse_step3_scan): Remove for_spills argument which is always false.
5149 (dse_step3): Likewise.
5150 (dse_step5): Rename from ...
5151 (dse_step5_nospill): ... this. Remove alias_set handling.
5152 (rest_of_handle_dse): Adjust.
5154 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5157 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5158 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5159 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5160 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5162 2016-04-05 Richard Biener <rguenther@suse.de>
5165 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5166 non-register type temporaries into SSA.
5168 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5171 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5172 calls when sanitizing.
5173 (possible_polymorphic_call_target_p): Fix formatting.
5175 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5176 Jakub Jelinek <jakub@redhat.com>
5179 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5180 to ensure a call statement is compatible with a built-in's
5182 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5185 2016-04-04 Richard Biener <rguenther@suse.de>
5187 PR rtl-optimization/70484
5188 * rtl.h (canon_output_dependence): Declare.
5189 * alias.c (canon_output_dependence): New function.
5190 * dse.c (record_store): Use canon_output_dependence rather
5191 than canon_true_dependence.
5193 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5196 * cgraph.h (symtab_node::copy_visibility_from): New function.
5197 * symtab.c (symtab_node::copy_visibility_from): New function.
5198 * ipa-visibility.c (optimize_weakref): New function.
5199 (function_and_variable_visibility): Use it.
5201 2016-04-04 Martin Liska <mliska@suse.cz>
5204 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5205 value that is really in range handled by SBR instruction.
5206 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5207 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5208 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5210 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5214 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5215 set, but not for SP_REG operands.
5217 2016-04-02 Martin Sebor <msebor@redhat.com>
5220 * fold-const.c (maybe_nonzero_address): New function.
5221 (fold_comparison): Call it. Fold equality and relational
5222 expressions involving null pointers.
5223 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5225 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5227 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5228 the "Y" constraint (scalar FP 0.0 immediate).
5230 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5231 Add the "const_double" to the list of operand constraints.
5233 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5235 PR rtl-optimization/70467
5236 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5237 If low word of the last operand is 0, just emit addition/subtraction
5240 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5243 * config/s390/s390.c (s390_expand_insv): Check for everything
5244 constant instead of just VOIDmode stuff.
5246 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5249 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5251 2016-04-01 Nathan Sidwell <nathan@acm.org>
5253 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5255 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5257 PR rtl-optimization/70461
5258 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5261 2016-03-31 Martin Liska <mliska@suse.cz>
5264 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5265 a tree value or an immediate integer value to a buffer
5266 that is eventually copied to a BRIG section.
5267 (emit_immediate_operand): Call the function here.
5268 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5269 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5270 of class' fields that are removed.
5271 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5272 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5273 m_brig_repr_size fields.
5275 2016-03-31 Martin Liska <mliska@suse.cz>
5278 * hsa-gen.c (hsa_function_representation::update_dominance): New
5280 (convert_addr_to_flat_segment): Likewise.
5281 (gen_hsa_memory_set): New alignment argument.
5282 (gen_hsa_ctor_assignment): Likewise.
5283 (gen_hsa_insns_for_single_assignment): Provide alignment
5284 to gen_hsa_ctor_assignment.
5285 (gen_hsa_insns_for_direct_call): Add new argument.
5286 (expand_lhs_of_string_op): New function.
5287 (expand_string_operation_builtin): Likewise.
5288 (expand_memory_copy): New function.
5289 (expand_memory_set): New function.
5290 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5291 (convert_switch_statements): Change signature.
5292 (generate_hsa): Use a return value of the function.
5293 (pass_gen_hsail::execute): Do not call
5294 convert_switch_statements here.
5295 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5296 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5297 (hsa_function_representation::update_dominance): New function.
5299 2016-03-31 Martin Liska <mliska@suse.cz>
5302 * hsa-brig.c (emit_directive_variable): Emit alignment
5303 according to hsa_symbol::m_align.
5304 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5305 (dump_hsa_symbol): Dump alignment of HSA symbols.
5306 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5307 (gen_hsa_addr_with_align): New function.
5308 (hsa_bitmemref_alignment): Use newly added function.
5309 (gen_hsa_insns_for_load): Likewise.
5310 (gen_hsa_insns_for_store): Likewise.
5311 (gen_hsa_memory_copy): New argument added.
5312 (gen_hsa_insns_for_single_assignment): Respect
5313 alignment for assignments processed via gen_hsa_memory_copy.
5314 (gen_hsa_insns_for_direct_call): Likewise.
5315 (gen_hsa_insns_for_return): Likewise.
5316 (gen_function_def_parameters): Set default alignment.
5317 * hsa.c (hsa_object_alignment): New function.
5318 (hsa_byte_alignment): Pasted function.
5319 * hsa.h (hsa_symbol::m_align): New field.
5321 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5323 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5324 scratch field for goto case.
5326 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5328 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5330 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5333 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5334 (scalar_chain::convert_insn): Call convert_op for reg
5335 moves to handle undefined registers.
5337 2016-03-31 Nathan Sidwell <nathan@acm.org>
5340 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5341 Assert we don't want to move backwards.
5343 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5346 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5348 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5350 PR rtl-optimization/70460
5351 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5352 with operand from REG_LABEL_OPERAND, instead substitute
5353 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5354 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5356 2016-03-31 Martin Liska <mliska@suse.cz>
5358 * passes.c (execute_one_pass): Do not call
5359 todo_after for a discarded function.
5361 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5363 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5364 (no_cost, infinite_cost): Initialize the new field.
5365 (get_computation_cost_at): Record setup cost.
5366 (determine_use_iv_cost_address): Skip cost computation for sub
5367 uses if we can estimate it without losing accuracy.
5369 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5371 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5373 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5374 max_loop_iterations_int.
5375 (tree_unswitch_outer_loop): Likewise.
5376 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5377 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5379 2016-03-30 Richard Biener <rguenther@suse.de>
5382 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5384 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5387 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5388 in gen_blendm expander.
5390 2016-03-30 Nick Clifton <nickc@redhat.com>
5393 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5394 case where we are already provided with an SImode SUBREG.
5396 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5399 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5400 conflict between DRAP register and __builtin_eh_return.
5402 2016-03-30 Michael Matz <matz@suse.de>
5403 Richard Biener <rguenther@suse.de>
5406 * ipa-polymorphic-call.c (struct type_change_info): Change
5407 speculative to an unsigned allowing to limit the work we do.
5408 (csftc_abort_walking_p): New inline function..
5409 (check_stmt_for_type_change): Limit the number of may-defs
5410 skipped for speculative devirtualization to
5411 max-speculative-devirt-maydefs.
5412 * params.def (max-speculative-devirt-maydefs): New param.
5413 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5415 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5418 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5421 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5423 PR tree-optimization/59124
5424 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5425 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5427 2016-03-29 Jeff Law <law@redhat.com>
5429 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5431 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5433 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5436 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5438 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5439 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5440 gcrt0.o if linking dynamically.
5442 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5445 * ipa-devirt.c (methods_equal_p): New function.
5446 (compare_virtual_tables): Use it.
5447 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5448 * cgraphclones.c (clone_function_name_1): Use
5449 symbol_table::symbol_suffix_separator.
5450 * coverage.c (build_var): Likewise.
5451 * symtab.c (symbol_table::symbol_suffix_separator): New.
5453 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5455 PR rtl-optimization/70429
5456 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5457 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5458 mode != result_mode.
5461 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5463 PR tree-optimization/70405
5464 * ssa-iterators.h (num_imm_uses): Add missing braces.
5466 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5468 PR rtl-optimization/68695
5469 * ira-color.c (allocno_copy_cost_saving): New.
5470 (improve_allocation): Use it.
5472 2016-03-29 Richard Henderson <rth@redhat.com>
5475 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5477 2016-03-29 Richard Biener <rguenther@suse.de>
5480 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5481 use alignment returned by get_pointer_alignment_1 if it is
5482 bigger than BITS_PER_UNIT.
5483 * builtins.c (get_pointer_alignment_1): Do not return true
5484 for alignment extracted from SSA info.
5486 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5488 * config/ft32/ft32.opt (mnodiv): New.
5489 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5490 * doc/invoke.texi (FT32 Options -mnodiv): New.
5492 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5495 * config/i386/i386.md (define_split, andn): Fix modes.
5497 2016-03-26 Richard Biener <rguenther@suse.de>
5498 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5501 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5503 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5504 as 2nd argument to cl_optimization_restore().
5506 2016-03-25 Richard Henderson <rth@redhat.com>
5509 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5510 * config/aarch64/aarch64-protos.h: Declare it.
5511 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5513 2016-03-25 Alan Modra <amodra@gmail.com>
5516 * config/rs6000/constraints.md (j): Simplify.
5517 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5519 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5520 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5521 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5522 in all constraint alternatives.
5523 (movtd_64bit_nodm): Delete "j" constraint alternative.
5525 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5527 * tree-ssa-propagate.c: Enhance docs for
5528 SSA_PROP_NOT_INTERESTING.
5530 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5532 * doc/extend.texi: Fix typo in documentation to pure attribute.
5534 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5537 * config/pa/pa.md (bswapdi2): Use a scratch register.
5539 2016-03-24 Richard Henderson <rth@redhat.com>
5542 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5545 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5547 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5548 using ix86_expand_binary_operator instead of gen_andsi3.
5550 2016-03-24 Richard Biener <rguenther@suse.de>
5552 PR tree-optimization/70396
5553 * tree-vect-stmts.c (vectorizable_comparison): Use
5554 get_vectype_for_scalar_type.
5556 2016-03-24 Richard Biener <rguenther@suse.de>
5559 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5560 with register bases.
5562 2016-03-24 Richard Biener <rguenther@suse.de>
5564 PR tree-optimization/70372
5565 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5566 build_all_ones_cst to also handle vector types correctly.
5568 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5571 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5574 2016-03-23 Marek Polacek <polacek@redhat.com>
5577 * doc/invoke.texi: Document -Wignored-attributes.
5579 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5581 PR tree-optimization/69042
5582 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5583 parameter from 30 to 40.
5585 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5587 PR tree-optimization/69042
5588 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5589 for use with constant offset stripped in base.
5591 2016-03-23 Richard Biener <rguenther@suse.de>
5594 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5595 mode compatibility check.
5596 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5598 2016-03-23 Jeff Law <law@redhat.com>
5600 PR tree-optimization/64058
5601 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5603 (struct ssa_conflicts): Move up earlier in the file.
5604 (conflicts_, var_map_): New static variables.
5605 (initialize_conflict_count): New function to initialize the
5606 CONFLICT_COUNT field for each conflict pair.
5607 (compare_pairs): Lazily initialize the conflict count and use it
5608 as the first tie-breaker.
5609 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5610 and wipe conflicts_ and map_ around the call to qsort. Remove
5611 special case for 2 coalesce pairs.
5612 * bitmap.c (bitmap_count_unique_bits): New function.
5613 (bitmap_count_bits_in_word): New function, extracted from
5615 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5616 * bitmap.h (bitmap_count_unique_bits): Declare it.
5618 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5621 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5622 transparent alias chain for decl assembler name.
5623 * config/sol2.c (solaris_assemble_visibility): Likewise.
5625 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5627 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5629 (v10_fdivs): Likewise.
5630 (v10_fdivd): Likewise.
5632 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5635 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5636 to not call fclose twice on file.
5638 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5640 PR tree-optimization/70354
5641 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5642 oprnd0 is wider than oprnd1 and there is a cast from the wider
5643 type to oprnd1, mask it with the mask of the narrower type.
5646 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5647 Optimize TARGET_STV splitters, if high or low word of last argument
5650 2016-03-22 Jeff Law <law@redhat.com>
5653 tree-ssa-threadbackward.c
5654 (fsm_find_control_statement_thread_paths): Correctly distinguish
5655 between old style jump threads vs FSM jump threads.
5657 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5660 * config/i386/i386.c (scalar_chain::convert_op): Support
5661 uninitialized register usage case.
5663 2016-03-22 Richard Biener <rguenther@suse.de>
5666 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5668 (capture::gen_transform): ... to change behavior when substituting
5669 a condition into cond or not-cond expr context.
5670 (dt_simplify::gen_1): Adjust.
5671 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5672 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5673 last change and instead change to
5674 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5675 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5677 2016-03-22 Anthony Green <green@moxielogic.com>
5679 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5680 issue for moxiebox targets.
5681 (CC1PLUS_SPEC): Ditto.
5683 2016-03-22 Richard Biener <rguenther@suse.de>
5686 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5689 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5691 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5693 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5696 * config/i386/i386.c (def_builtin): Handle
5697 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5699 (const struct builtin_description bdesc_special_args[]):
5700 Remove duplicate ISA bits.
5702 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5705 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5706 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5707 in a way that works also for AVX512BW.
5710 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5711 instead of source if operands[1] is xmm16 and above and
5712 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5713 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5716 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5717 on assign if (*from_p) is a comparison, set it to
5718 TREE_NO_WARNING (*from_p).
5720 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5723 * lra.c (restore_scratches): Ignore deleted insns.
5725 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5726 Jakub Jelinek <jakub@redhat.com>
5728 PR tree-optimization/70317
5729 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5732 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5736 of ix86_expand_move.
5738 (movti): Use general_operand for operand 1 predicate.
5740 2016-03-21 Martin Liska <mliska@suse.cz>
5742 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5744 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5746 2016-03-21 Martin Liska <mliska@suse.cz>
5749 * ipa-icf.c (sem_function::parse): Skip static
5750 constructors and destructors.
5752 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5755 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5756 function-like macro, peek following token(s) if it is followed
5757 by CPP_OPEN_PAREN token with optional padding in between, and
5758 if not, don't treat it like a macro.
5760 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5761 Alexander Monakov <amonakov@ispras.ru>
5763 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5764 for the stabs debug format.
5766 2016-03-21 Richard Biener <rguenther@suse.de>
5768 PR tree-optimization/70310
5769 * tree-vect-generic.c (expand_vector_condition): Fold the built
5772 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5775 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5776 Block third alternative for AVX-512VL target,
5778 2016-03-21 Martin Liska <mliska@suse.cz>
5781 * hsa-brig.c (emit_function_directives): Mark unemitted
5782 global variables for emission.
5783 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5784 (get_symbol_for_decl): Likewise.
5785 * hsa.h (struct hsa_symbol): New flag.
5787 2016-03-21 Richard Biener <rguenther@suse.de>
5789 PR tree-optimization/70288
5790 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5791 we do not estimate unsimplified all-constant conditionals or
5792 switches as optimized away.
5794 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5796 PR rtl-optimization/69102
5797 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5798 when we have a readonly dependency context.
5800 2016-03-18 Jeff Law <law@redhat.com>
5802 PR rtl-optimization/70263
5803 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5804 (update_equiv_regs): When trying to move a store to after the insn
5805 that sets the source of the store, make sure the store occurs after
5806 the insn that sets the source of the store. When successful note
5807 the REG_EQUIV note created in the dump file.
5809 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5810 Bernd Schmidt <bschmidt@redhat.com>
5812 * doc/extend.texi: Document more potential problems with basic asms.
5814 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5816 PR rtl-optimization/70278
5817 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5820 2016-03-18 Jason Merrill <jason@redhat.com>
5822 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5824 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5826 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5827 values to 128b regs.
5829 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5831 PR tree-optimization/70252
5832 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5833 boolean vector has a proper number of elements.
5834 (supportable_narrowing_operation): Likewise.
5836 2016-03-18 Tom de Vries <tom@codesourcery.com>
5839 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5841 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5843 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5844 instead of replace_rtx for DEBUG_INSNs.
5846 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5848 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5849 load type reservations.
5851 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5854 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5855 define_constraint for "Q" and "T" constraints.
5857 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5859 Tweak the pipeline model for Exynos M1
5861 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5864 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5867 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5868 where one or both locations aren't within a line_map.
5870 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5873 * opts.c (finish_options): Don't set flag_pie to the default if
5874 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5877 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5879 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5880 true as ALL_REGS argument to replace_rtx.
5882 2016-03-17 Richard Biener <rguenther@suse.de>
5885 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5888 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5891 * rtl.h (replace_rtx): Add ALL_REGS argument.
5892 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5893 equality and assert mode is the same, instead of just rtx pointer
5895 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5896 true as ALL_REGS argument to replace_rtx.
5898 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5900 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5901 for boolean vector with vector mode only.
5902 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5904 2016-03-17 Nick Clifton <nickc@redhat.com>
5907 * config/rx/rx.c (rx_print_integer): Print negative constants in
5910 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5913 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5915 2016-03-16 Richard Henderson <rth@redhat.com>
5916 Richard Biener <rguenth@suse.de>
5921 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5922 first operand as is_gimple_condexpr.
5927 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5928 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5929 Do not gimplify the result.
5930 (do_unop): Adjust call to tree_vec_extract.
5931 (do_binop): Likewise.
5932 (do_compare): Likewise.
5933 (do_plus_minus): Likewise.
5934 (do_negate): Likewise.
5935 (expand_vector_condition): Likewise.
5936 (do_cond): Likewise.
5938 2016-03-16 Richard Henderson <rth@redhat.com>
5941 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5942 (aarch64_classify_address): Use it.
5943 (aarch64_legitimize_address): Force all subexpressions of PLUS
5944 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5946 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5947 Richard Biener <rguenth@suse.de>
5950 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5951 return to even if only REGNO is equal, and assert
5954 2016-03-11 Jeff Law <law@redhat.com>
5956 PR rtl-optimization/70224
5957 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5959 2016-03-16 Richard Henderson <rth@redhat.com>
5962 * function.h (struct function): Add has_forced_label_in_static.
5963 * gimplify.c (force_labels_r): Set it.
5964 * lto-streamer-in.c (input_struct_function_base): Read it.
5965 * lto-streamer-out.c (output_struct_function_base): Write it.
5966 * tree-inline.c (has_label_address_in_static_1): Remove.
5967 (copy_forbidden): Remove fndecl parameter; test
5968 has_forced_label_in_static.
5969 (inline_forbidden_p): Update call to copy_forbidden.
5970 (tree_versionable_function_p): Likewise.
5971 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5972 (chkp_versioning): Likewise.
5973 * tree-inline.h (copy_forbidden): Update decl.
5975 2016-03-16 Marek Polacek <polacek@redhat.com>
5978 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5979 function being thunked if the result type doesn't have fixed size.
5980 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5981 doesn't have fixed size.
5983 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5985 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5986 reporting malformed loop nest.
5988 2016-03-16 Tom de Vries <tom@codesourcery.com>
5991 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5992 nodes.length () == 1 test to before first nodes[0] access.
5994 2016-03-16 Tom de Vries <tom@codesourcery.com>
5996 PR tree-optimization/68715
5997 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
6000 2016-03-16 Tom de Vries <tom@codesourcery.com>
6002 PR tree-optimization/68809
6003 * graphite-scop-detection.c (same_close_phi_node): Test if result types
6006 2016-03-16 Carlos O'Donell <carlos@redhat.com>
6007 Sandra Loosemore <sandra@codesourcery.com>
6009 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
6010 on leaf attribute. Mention ELF interposition problems.
6012 2016-03-16 Alan Modra <amodra@gmail.com>
6014 PR rtl-optimization/69195
6015 PR rtl-optimization/47992
6016 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6019 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6022 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6024 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6026 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6028 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6030 PR rtl-optimization/70222
6031 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6032 optimization if mode is different from result_mode, queue up masking
6033 of the result in outer_op. Formatting fix.
6036 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6039 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6041 PR rtl-optimization/69032
6042 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6043 looping backwards over basic block insns.
6045 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6048 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6049 to non-speculative when propagating trap bits.
6051 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6053 PR rtl-optimization/63384
6054 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6057 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6060 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6061 factored out from ...
6062 (sched_analyze_insn): ... here.
6063 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6064 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6065 get_implicit_reg_pending_clobbers in it.
6066 (setup_id_reg_sets): Use setup_id_implicit_regs.
6067 (deps_init_id): Ditto.
6069 2016-03-15 Tom de Vries <tom@codesourcery.com>
6072 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6074 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6075 execute_function_dump.
6076 (execute_one_pass): Don't dump function if it will be dumped after ipa
6079 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6081 * genrecog.c (match_pattern_2): If pred is NULL don't call
6082 safe_predicate_mode on it.
6084 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6087 * lra-constraints.c (delete_move_and_clobber): Change assertion
6088 to also allow dregno == 0.
6090 2016-03-14 Richard Henderson <rth@redhat.com>
6093 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6094 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6095 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6096 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6099 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6102 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6104 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6106 * lra-constraints.c (split_reg): For hard regs, try to find the
6107 biggest single-register mode used in the function.
6109 2016-03-14 Richard Biener <rguenther@suse.de>
6111 PR tree-optimization/56365
6112 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6113 constants to compare against.
6115 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6118 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6119 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6120 (define_split for the GPR case): Use int_reg_operand instead of
6121 gpc_reg_operand for the output.
6123 2016-03-14 Tom de Vries <tom@codesourcery.com>
6125 PR tree-optimization/70045
6126 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6127 create_empty_if_region_on_edge argument.
6129 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6131 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6132 (STACK_CHECK_PROTECT): Likewise.
6133 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6134 (STACK_CHECK_PROTECT): Likewise.
6135 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6136 (STACK_CHECK_PROTECT): Likewise.
6137 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6138 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6139 (STACK_CHECK_PROTECT): Likewise.
6141 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6143 PR rtl-optimization/69307
6144 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6145 registers in modes that span more than one register.
6147 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6150 * lra-constraints.c (delete_move_and_clobber): New.
6151 (remove_inheritance_pseudos): Use it.
6153 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6156 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6157 the libcall is LCT_THROW.
6158 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6159 for the checking routine.
6161 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6164 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6165 optimization if we have direct move.
6166 (roundu32<mode>2_fprs): Likewise.
6168 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6171 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6173 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6174 Arguments swapped. All callers changed. Take reg_renumber into
6175 account, and Calculate and compare register ranges for hard regs.
6177 2016-03-11 Jeff Law <law@redhat.com>
6179 PR tree-optimization/70190
6180 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6181 Handle cases where we can not extract the taken edge, even though we
6182 found a constant value.
6184 PR tree-optimization/64058
6185 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6186 (num_coalesce_pairs): Move up earlier in file.
6187 (find_coalesce_pair): Initialize the INDEX field for each pair
6189 (compare_pairs): No longer sort on the elements in each pair.
6190 Instead break ties with the index of the coalesce pair.
6192 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6195 * config/aarch64/aarch64-protos.h
6196 (aarch64_save_restore_target_globals): New prototype.
6197 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6198 Call the above when popping pragma.
6199 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6201 (aarch64_set_current_function): Rewrite using the above.
6203 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6205 PR tree-optimization/70177
6206 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6207 (extract_ops_from_tree): ... this. In the 2 argument
6208 overload remove _1 suffix.
6209 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6210 (extract_ops_from_tree): ... this.
6211 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6213 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6214 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6215 extract_ops_from_tree instead of 2 operand one.
6217 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6219 PR tree-optimization/70013
6220 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6221 for constant-pool entries.
6223 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6225 PR rtl-optimization/70174
6226 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6227 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6229 PR tree-optimization/70169
6230 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6231 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6234 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6235 Jakub Jelinek <jakub@redhat.com>
6238 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6239 of uninitialized values.
6241 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6243 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6245 ("*trunctddd2"): New pattern definition.
6246 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6249 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6251 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6252 definitions for BFP and DFP rounding modes.
6253 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6254 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6255 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6256 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6259 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6261 * config/s390/constraints.md: Adjust comment.
6262 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6263 s390_decompose_addrstyle_without_index.
6264 * config/s390/predicates.md (shift_count_or_setmem_operand):
6265 Rename to setmem_operand.
6266 * config/s390/s390-protos.h
6267 (s390_decompose_shift_count): Rename to
6268 s390_decompose_addrstyle_without_index.
6269 * config/s390/s390.c (s390_decompose_shift_count)
6270 (s390_mem_constraint, print_shift_count_operand)
6271 (print_operand_address, print_operand): Rename
6272 s390_decompose_shift_count to
6273 s390_decompose_addrstyle_without_index and rename
6274 print_shift_count_operand to print_addrstyle_operand troughout the
6276 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6277 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6278 Rename shift_count_or_setmem_operand to setmem_operand.
6279 * config/s390/vx-builtins.md ("vec_insert<mode>")
6280 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6283 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6286 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6287 Handle overlapping retval and newval.
6289 2016-03-10 Nick Clifton <nickc@redhat.com>
6292 * config/aarch64/aarch64.c
6293 (aarch64_override_options_after_change_1): When forcing
6294 flag_omit_frame_pointer to be true, use a special value that can
6295 be detected if this function is called again, thus preventing
6296 flag_omit_leaf_frame_pointer from being forced to be false.
6298 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6300 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6301 Set x_flag_omit_leaf_frame_pointer when handling
6302 -momit-leaf-frame-pointer.
6304 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6307 * cgraph.c (cgraph_node::dump): Dump split_part and
6308 indirect_call_target.
6309 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6310 * ipa.c (has_addr_references_p): Cleanup.
6311 (is_indirect_call_target_p): New.
6312 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6313 called indirectly as local.
6314 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6316 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6319 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6320 on cxa_pure_virtual.
6322 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6325 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6327 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6330 * tree.c (need_assembler_name_p): Only record main variant type names.
6332 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6335 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6336 Always define to 0 or 1.
6337 (TARGET_FIX_ERR_A53_843419): New macro.
6338 * config/aarch64/aarch64-elf-raw.h
6339 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6340 * config/aarch64/aarch64-linux.h: Likewise.
6341 * config/aarch64/aarch64.c
6342 (aarch64_override_options_after_change_1): Do not default
6343 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6345 (aarch64_attributes): Handle fix-cortex-a53-843419.
6346 (aarch64_can_inline_p): Likewise.
6347 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6349 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6350 Jakub Jelinek <jakub@redhat.com>
6352 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6353 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6354 DECL_COMMONS if flag_unconstrained_commons is set.
6355 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6356 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6357 (funconstrained-commons): Document.
6359 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6361 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6362 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6364 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6366 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6367 has a proper number of elements.
6369 2016-03-10 Alan Modra <amodra@gmail.com>
6371 PR rtl-optimization/69195
6372 PR rtl-optimization/47992
6373 * ira.c (recorded_label_ref): Delete.
6374 (update_equiv_regs): Return void.
6375 (indirect_jump_optimize): New function.
6376 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6377 before regstat_compute_ri. Don't rebuild_jump_labels here.
6378 Delete update_regstat.
6380 2016-03-10 Richard Biener <rguenther@suse.de>
6382 PR tree-optimization/70128
6383 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6384 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6386 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6388 PR tree-optimization/70152
6389 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6390 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6393 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6394 instead of gen_sse2_loadlpd.
6395 * config/i386/sse.md (*vec_concatv2df): Rename to...
6396 (vec_concatv2df): ... this.
6398 PR tree-optimization/70127
6399 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6401 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6405 * diagnostic-show-locus.c (compatible_locations_p): New function.
6406 (layout::layout): Sanitize ranges using compatible_locations_p.
6408 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6412 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6413 location_range param with three const expanded_locations * and a
6415 (layout::layout): Replace call to
6416 rich_location::lazily_expand_location with get_expanded_location.
6417 Extract the range and perform location expansion here, passing
6418 the results to the layout_range ctor.
6419 * diagnostic.c (source_range::debug): Delete.
6420 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6421 of rich_location::get_expanded_location.
6422 * gcc-rich-location.c (get_range_for_expr): Delete.
6423 (gcc_rich_location::add_expr): Reimplement to avoid the
6424 rich_location::add_range overload that took a location_range,
6425 passing a location_t instead.
6427 2016-03-09 Richard Biener <rguenther@suse.de>
6428 Jakub Jelinek <jakub@redhat.com>
6430 PR tree-optimization/70138
6431 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6432 Also skip vect_double_reduction_def.
6434 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6437 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6438 if the operand is "m".
6440 2016-03-09 Nathan Sidwell <nathan@acm.org>
6442 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6444 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6446 * config/i386/i386.c (processor_target_table): Fix cost table
6447 intialization order for znver1.
6449 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6451 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6452 - becuase -> because.
6453 * ipa-reference.c (ignore_module_statics): Likewise.
6454 * cgraph.c (cgraph_node::get_body): Likewise.
6455 * ipa-inline.c (early_inliner): Likewise.
6456 * ipa-devirt.c (types_same_for_odr): Likewise.
6457 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6458 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6460 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6462 * tree-ssa-math-opts.c: Fix typo in comment.
6464 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6467 * config/i386/i386.c (scalar_chain::make_vector_copies,
6468 scalar_chain::convert_reg): Call end_sequence in between
6469 get_insns and emit_conversion_insns rather than after both
6472 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6475 * config/i386/i386.h (machine_function): Add
6476 pc_thunk_call_expanded flag.
6477 (ix86_pc_thunk_call_expanded): New define.
6478 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6479 (*set_got): Rename insn pattern from set_got.
6480 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6481 * config/i386/i386.c (ix86_compute_frame_layout): Use
6482 ix86_pc_thunk_call_expanded to prevent red-zone.
6484 2016-03-07 Martin Jambor <mjambor@suse.cz>
6486 * hsa.h (hsa_get_ctor_statements): Declare.
6487 (hsa_get_dtor_statements): Likewise.
6488 (hsa_get_kernel_dispatch_type): Likewise.
6489 * hsa.c (hsa_get_ctor_statements): New function.
6490 (hsa_get_dtor_statements): Likewise.
6491 (hsa_get_kernel_dispatch_type): Likewise.
6492 * hsa-brig.c (hsa_cdtor_statements): Removed.
6493 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6494 hsa_get_dtor_statements.
6495 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6496 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6498 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6500 * config/arm/arm-cores.def (cortex-r8): New.
6501 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6502 * config/arm/arm-tune.md: Likewise.
6503 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6505 2016-03-07 Martin Sebor <msebor@redhat.com>
6507 PR rtl-optimization/19705
6508 * doc/invoke.texi (Options That Control Optimization): Clarify
6509 -fno-branch-count-reg.
6511 2016-02-26 Richard Biener <rguenther@suse.de>
6512 Jeff Law <law@redhat.com>
6514 PR tree-optimization/69740
6515 * cfghooks.c (remove_edge): Request loop fixups if we delete
6516 an edge that might turn an irreducible loop into a natural
6518 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6519 Move after definition of loops_state_clear.
6521 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6523 PR rtl-optimization/69052
6524 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6527 2016-03-07 Tom de Vries <tom@codesourcery.com>
6529 PR tree-optimization/70116
6530 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6531 is_tm_ending stmts and ubsan/asan internal functions.
6532 (find_duplicate): Use it. Don't test is_tm_ending here.
6534 2016-03-07 Richard Biener <rguenther@suse.de>
6536 PR tree-optimization/70115
6537 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6538 (propagate_constants_for_unrolling): Use replace_uses_by.
6540 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6543 * omp-low.c (struct oacc_loop): Add ifns.
6544 (new_oacc_loop_raw): Initialize it.
6545 (finish_oacc_loop): Clear mask & flags if no ifns.
6546 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6547 (oacc_loop_xform_loop): Add ifns arg & adjust.
6548 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6550 2016-03-07 Richard Henderson <rth@redhat.com>
6553 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6554 (insert_value_copy_on_edge): Likewise.
6556 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6558 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6560 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6563 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6565 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6567 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6569 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6571 Fix sseimul type attribute.
6572 * config/i386/znver1.md
6573 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6574 znver1_sseimul_avx256_load) : Fix the type attribute.
6575 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6576 pipe usage and latency.
6578 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6581 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6582 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6585 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6588 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6590 PR rtl-optimization/69941
6591 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6592 the reg share its mode.
6594 2016-03-04 Jeff Law <law@redhat.com>
6596 PR tree-optimization/69196
6597 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6598 If the both SSA_NAMEs are anonymous, then consider them unassociated
6599 and include the PHI in the statement count.
6601 2016-03-05 Tom de Vries <tom@codesourcery.com>
6603 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6604 construct in oacc routine. Check for oacc region in oacc routine.
6606 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6609 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6610 2016-02-22 changes, instead don't recurse if RECUR is already true.
6611 Don't change *dynamic_check if RECUR. Adjust recursive caller
6612 to pass true to the new argument.
6613 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6616 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6617 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6619 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6621 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6623 PR rtl-optimization/57676
6624 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6627 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6629 * tree-vect-patterns.c (search_type_for_mask): Handle
6630 comparison of booleans.
6632 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6634 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6638 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6639 all other ops that have dw_val_class_die_ref operands,
6640 and DW_OP_GNU_entry_value.
6642 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6644 PR rtl-optimization/69904
6645 * config/arm/arm.c (arm_cannot_copy_insn_p):
6646 Return true for load-exclusive instructions.
6648 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6651 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6652 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6653 the pattern no matter if it is used just by non-pattern, pattern
6655 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6656 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6657 oprnd1 def_stmt is in pattern, don't look through it.
6659 2016-03-03 Marek Polacek <polacek@redhat.com>
6662 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6664 2016-03-03 Martin Liska <mliska@suse.cz>
6666 PR tree-optimization/70043
6667 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6668 previous statement if we see a debug statement.
6670 2016-03-03 Richard Biener <rguenther@suse.de>
6672 PR tree-optimization/55936
6673 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6674 parameter and guard unsafe equivalence use.
6675 (vrp_evaluate_conditional_warnv_with_ops): Always use
6676 safe equivalences but not via the quadratic compare_names
6679 2016-03-03 Michael Collison <michael.collison@linaro.org>
6682 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6683 for operand 1 to s_register_operand. Change predicate for operand
6684 2 to arm_not_immediate_operand.
6686 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6688 * doc/tm.texi: Regenerated.
6690 2016-03-02 Richard Henderson <rth@redhat.com>
6693 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6694 simplification when all args are positive non-fixed registers.
6696 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6698 * target.def (lra_p): Specify that new ports should use LRA.
6700 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6703 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6704 gimplify_type_sizes the type they refer to.
6705 (omp_notice_variable): Handle reference vars to VLAs.
6706 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6707 reference to VLA decls in the second pass instead of first pass.
6709 2016-03-02 Tom de Vries <tom@codesourcery.com>
6711 PR tree-optimization/68659
6712 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6713 new_expr == NULL_TREE.
6714 (get_new_name): Handle ADDR_EXPR.
6716 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6718 PR rtl-optimization/69052
6719 * loop-invariant.c (canonicalize_address): New function.
6720 (inv_can_prop_to_addr_use): Check validity of address expression
6721 which is canonicalized by above function.
6723 2016-03-02 Alan Modra <amodra@gmail.com>
6726 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6729 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6732 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6733 (*movhi_internal): Put mask moves from and to memory separately
6734 from moves from/to GPRs.
6736 2016-03-02 Richard Biener <rguenther@suse.de>
6738 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6739 GENERIC expressions in GIMPLE.
6741 2016-03-02 Richard Biener <rguenther@suse.de>
6743 * config/i386/i386.c (type_natural_mode): Fix typo.
6745 2016-03-02 Nick Clifton <nickc@redhat.com>
6747 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6749 2016-03-02 Richard Biener <rguenther@suse.de>
6750 Uros Bizjak <ubizjak@gmail.com>
6753 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6755 2016-03-02 Richard Biener <rguenther@suse.de>
6758 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6760 2016-03-02 Marek Polacek <polacek@redhat.com>
6763 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6764 "is promoted to" warning.
6766 2016-03-01 DJ Delorie <dj@redhat.com>
6768 * config.gcc: Deprecate mep-*.
6770 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6773 * lra-constraints.c (regno_val_use_in): New.
6774 (match_reload): Use it instead of regno_use_in.
6776 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6778 PR rtl-optimization/70007
6779 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6780 references present in REG_EQUAL notes attached to non-SET patterns.
6782 2016-03-01 Jeff Law <law@redhat.com>
6784 PR tree-optimization/69196
6785 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6786 Appropriately clamp the number of statements to copy when the
6787 thread path does not traverse a loop backedge.
6789 PR tree-optimization/69196
6790 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6791 Do count some PHIs in the thread path against the insn count. Decrease
6792 final statement count by one as the control statement in the last
6793 block will get removed. Remove special cased code for handling PHIs
6796 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6800 asm dialect alternatives to explicit GOTPCREL calls.
6802 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6805 * ira.c (do_reload): Issue warning for generic stack checking here...
6806 * reload1.c (reload): ...instead of here and streamline it.
6808 2016-03-01 Nick Clifton <nickc@redhat.com>
6810 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6812 2016-03-01 Richard Biener <rguenther@suse.de>
6814 PR tree-optimization/69983
6815 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6816 types and fall back to operand_equal_p.
6818 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6821 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6823 * config/s390/constraints.md ("jm8"): New constraint.
6824 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6826 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6828 ("*setmem_long<setmem_and>"): New pattern.
6829 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6831 ("*setmem_long_31z<setmem_and>"): New pattern.
6832 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6833 New substitution rules with the required attributes.
6836 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6839 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6841 * gensupport.c (process_substs_on_one_elem): Split loop to
6842 complete mark_operands_used_in_match_dup on all expressions in the
6844 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6845 and remove function.
6847 2016-03-01 Richard Biener <rguenther@suse.de>
6850 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6851 vector BIT_FIELD_REF extract.
6853 2016-03-01 Richard Biener <rguenther@suse.de>
6855 PR tree-optimization/69994
6856 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6858 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6860 PR tree-optimization/69956
6861 * tree-vect-stmts.c (supportable_widening_operation): Support
6862 multi-step conversion of boolean vectors.
6863 (supportable_narrowing_operation): Likewise.
6865 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6867 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6870 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6872 * config/s390/subst.md (DSI_VI): New mode iterator.
6873 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6874 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6875 the insn definition.
6876 ("*vec_set<mode>"): Change predicate and add alternative to
6877 support only either register or const_int operands as element
6879 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6881 ("vec_extract<mode>"): New expander.
6882 ("*vec_extract<mode>"): New insn definition supporting reg and
6883 const_int element selectors.
6884 ("*vec_extract<mode>_plus"): New insn definition supporting
6885 reg+const_int element selectors.
6886 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6887 following expander+insn definition.
6888 ("<vec_shifts_name><mode>3"): New expander.
6889 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6891 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6893 * config/s390/s390.md ("*tabort_1"): Change predicate to
6894 nonmemory_operand. Add a second alternative to cover
6895 register as well as const int operands.
6896 ("*tabort_1_plus"): New pattern definition.
6898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6900 * config/s390/s390.md ("*ashrdi3_cc_31")
6901 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6902 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6903 Merge insn definitions into ...
6904 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6905 New pattern definition.
6906 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6907 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6908 ("*ashr<mode>3_and"): Merge insn definitions into ...
6909 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6910 New pattern definition.
6911 * config/s390/subst.md ("addr_style_op_cc_subst")
6912 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6913 substitutions patterns plus attributes.
6914 Add ashiftrt to SUBST iterator.
6916 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6918 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6919 op2 to nonmemory_operand.
6920 ("*<shift>di3_31", "*<shift>di3_31_and"):
6921 Merge into single pattern definition ...
6922 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6923 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6924 pattern definition ...
6925 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6926 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6929 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6931 * config/s390/predicates.md (const_int_6bitset_operand): New
6933 * config/s390/s390.md: Include subst.md.
6934 ("rotl<mode>3"): New expander.
6935 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6937 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6938 * config/s390/subst.md: New file.
6940 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6942 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6943 Remove RRR type. It doesn't really exist.
6944 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6946 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6947 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6948 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6949 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6950 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6951 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6952 `enabled' attribute.
6954 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6956 * gensupport.c (process_substs_on_one_elem): Split loop to
6957 complete mark_operands_used_in_match_dup on all expressions in the
6959 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6960 and remove function.
6962 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6965 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6966 (CEIL_NWORDS): ...this. Use CEIL macro.
6967 (compute_fp_layout): Adjust to above renaming.
6968 (function_arg_union_value): Likewise.
6969 (sparc_arg_partial_bytes): Likewise.
6970 (sparc_function_arg_advance): Likewise.
6972 2016-02-29 Jeff Law <law@redhat.com>
6974 PR tree-optimization/70005
6975 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6976 where an object with a boolean range is compared against a value
6979 PR tree-optimization/69999
6980 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6981 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6984 2016-02-29 Richard Biener <rguenther@suse.de>
6986 PR tree-optimization/69994
6987 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6988 (get_unary_op): Look through nop conversions.
6989 (ops_equal_values_p): New function, look for equality diregarding
6991 (eliminate_plus_minus_pair): Use ops_equal_values_p
6992 (repropagate_negates): Do not use get_unary_op here.
6994 2016-02-29 Martin Liska <mliska@suse.cz>
6996 * system.h: Poison ENABLE_CHECKING macro.
6998 2016-02-29 Martin Liska <mliska@suse.cz>
7000 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
7001 is presented in dump flags.
7002 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7003 (hsa_regalloc): Likewise.
7005 2016-02-19 Richard Biener <rguenther@suse.de>
7007 PR tree-optimization/69980
7008 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
7009 permutation of those we need to keep.
7011 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7014 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7015 (NWORDS_UP): ...this
7016 (init_cumulative_args): Minor tweaks.
7017 (sparc_promote_function_mode): Likewise.
7018 (scan_record_type): Delete.
7019 (traverse_record_type): New function template.
7020 (classify_data_t): New structure type.
7021 (classify_registers): New inline function.
7022 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7023 exhausted. Instantiate traverse_record_type on classify_registers and
7024 deal with the case of a structure passed in slot #15 with no FP field
7026 (assign_data_t): New structure type.
7027 (compute_int_layout): New static function.
7028 (compute_fp_layout): Likewise.
7029 (count_registers): New inline function.
7030 (assign_int_registers): New static function.
7031 (assign_fp_registers): Likewise.
7032 (assign_registers): New inline function.
7033 (function_arg_record_value_1): Delete.
7034 (function_arg_record_value_2): Likewise.
7035 (function_arg_record_value_3): Likewise.
7036 (function_arg_record_value): Adjust to above changes. Instantiate
7037 traverse_record_type on count_registers to first count the number of
7038 registers to be used and then on assign_registers to assign them.
7039 (function_arg_union_value): Adjust to above renaming.
7040 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7041 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7042 case of a structure passed in slot #15
7043 (sparc_function_arg_advance): Likewise.
7044 (function_arg_padding): Minor tweak.
7046 2016-02-29 Richard Biener <rguenther@suse.de>
7048 PR tree-optimization/69720
7049 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7050 the adjustment_def path for possibly vectorized defs.
7051 (vect_create_epilog_for_reduction): Handle vectorized initial
7054 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7056 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7058 2016-02-27 Jeff Law <law@redhat.com>
7061 2016-02-26 Richard Biener <rguenther@suse.de>
7062 Jeff Law <law@redhat.com>
7064 PR tree-optimization/69740
7065 * cfghooks.c (remove_edge): Request loop fixups if we delete
7066 an edge that might turn an irreducible loop into a natural
7069 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7071 PR rtl-optimization/69896
7072 * tree-vect-generic.c (get_compute_type): Avoid single element
7075 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7077 Rename the AArch64 tuning option and related functions to enable the
7078 Newton series for the reciprocal square root to reflect its
7079 approximative characteristic.
7081 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7082 function to "aarch64_emit_approx_rsqrt".
7083 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7084 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7085 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7086 (xgene1_tunings): Likewise.
7087 (use_rsqrt_p): Likewise.
7088 (aarch64_emit_swrsqrt): Use new function name.
7089 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7090 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7091 text explaining this option.
7092 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7094 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7097 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7098 complain about -mallow-movmisalign without -mvsx if
7099 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7101 2016-02-26 Joel Sherrill <joel@rtems.org>
7103 * config.gcc: Add x86_64-*-rtems*.
7104 * gcc/config/i386/rtems-64.h: New file.
7106 2016-02-26 Joel Sherrill <joel@rtems.org>
7108 * config.gcc: Add aarch64-*-rtems*.
7109 * gcc/config/aarch64/rtems.h: New file.
7111 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7114 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7115 shift amount using %h. Add comment.
7117 2016-02-26 Richard Biener <rguenther@suse.de>
7118 Jeff Law <law@redhat.com>
7120 PR tree-optimization/69740
7121 * cfghooks.c (remove_edge): Request loop fixups if we delete
7122 an edge that might turn an irreducible loop into a natural
7125 2016-02-26 Martin Jambor <mjambor@suse.cz>
7128 * tree-sra.c (sra_modify_assign): Do not remove loads of
7129 uninitialized aggregates to SSA_NAMEs.
7131 2016-02-26 Richard Henderson <rth@redhat.com>
7134 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7135 pseudo in case the target rtx matches the source of the left
7138 2016-02-26 Martin Jambor <mjambor@suse.cz>
7141 * hsa.h (hsa_type_packed_p): Declare.
7142 * hsa.c (hsa_type_packed_p): New function.
7143 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7145 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7146 * hsa-brig.c (emit_basic_insn): Likewise.
7148 2016-02-26 Martin Jambor <mjambor@suse.cz>
7151 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7153 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7155 2016-02-26 Martin Jambor <mjambor@suse.cz>
7157 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7158 hsa_op_with_type operands.
7159 (hsa_unsigned_type_for_type): Declare.
7160 * hsa.c (hsa_unsigned_type_for_type): New function.
7161 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7162 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7163 the finalizer. Do not emit extra move.
7165 2016-02-26 Martin Jambor <mjambor@suse.cz>
7167 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7168 atomic operations in private segment.
7170 2016-02-26 Martin Jambor <mjambor@suse.cz>
7172 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7173 statements to wi->info. Also disallow omp simd constructs.
7174 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7175 for not gridifying. Dump special string for omp_for.
7177 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7180 * config/aarch64/aarch64.c (aarch64_set_current_function):
7181 Save/restore target globals when switching to
7182 target_option_default_node.
7184 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7187 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7188 Return 0 if !SHIFT_COUNT_TRUNCATED.
7190 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7191 Eric Botcazou <ebotcazou@adacore.com>
7193 PR rtl-optimization/69891
7194 * dse.c (scan_insn): If we can't figure out memset arguments
7195 or they are non-constant, call clear_rhs_from_active_local_stores.
7197 2016-02-26 Martin Liska <mliska@suse.cz>
7199 * doc/extend.texi: Mention clog10, clog10f an clog10l
7200 in Builtins section.
7202 2016-02-26 Martin Liska <mliska@suse.cz>
7204 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7206 (resolve_args_picking_1): Likewise.
7207 * dwarf2out.h (struct GTY): Likewise.
7209 2016-02-26 Martin Liska <mliska@suse.cz>
7211 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7213 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7215 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7216 Martin Liska <mliska@suse.cz>
7218 * doc/install.texi: Mention --enable-valgrind-annotations.
7220 2016-02-26 Richard Biener <rguenther@suse.de>
7222 PR tree-optimization/69551
7223 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7224 looking through aliases adjust DECL_PT_UID to refer to the
7225 ultimate alias target.
7227 2016-02-25 Martin Liska <mliska@suse.cz>
7230 * alloc-pool.c (after_memory_report): New variable.
7231 * alloc-pool.h (base_pool_allocator ::release): Do not use
7232 the infrastructure if after_memory_report.
7233 * toplev.c (toplev::main): Mark after memory report.
7235 2016-02-25 Richard Biener <rguenther@suse.de>
7237 PR tree-optimization/48795
7238 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7240 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7243 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7244 offloading is enabled and -fopenacc or -fopenmp is specified.
7245 (CRTOFFLOADEND): Likewise.
7246 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7247 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7248 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7249 (offload_objects_file_name): New static var.
7250 (tool_cleanup): Remove offload_objects_file_name file.
7251 (find_offloadbeginend): Replace with ...
7252 (find_crtoffloadtable): ... this.
7253 (run_gcc): Remove offload_argc and offload_argv.
7254 Get offload_objects_file_name from -foffload-objects=... option.
7255 Read names of object files with offload from this file, pass them to
7256 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7257 don't pass offloadbegin and offloadend to the linker. Don't pass
7258 offload non-LTO files to the linker, because now they're not claimed.
7260 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7263 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7264 on builtin_unreachable.
7266 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7268 PR rtl-optimization/69896
7269 * regcprop.c: Include cfgrtl.h.
7270 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7271 than remembered mode, either delete it (if noop_move_p), or
7272 treat like copy_p but not noop_p instruction.
7274 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7277 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7278 - allow NULL decl for Fortran DW_TAG_common_block variables.
7280 2016-02-24 Jason Merrill <jason@redhat.com>
7282 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7284 2016-02-24 Richard Biener <rguenther@suse.de>
7285 Jakub Jelinek <jakub@redhat.com>
7288 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7289 conditionally executed ops to well-defined overflow behavior.
7291 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7294 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7297 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7299 PR rtl-optimization/69886
7300 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7301 argument. Use it when checking validity of set instructions.
7302 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7303 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7305 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7306 * store-motion.c (find_moveable_store): Update
7307 can_assign_to_reg_without_clobbers_p callsite.
7309 2016-02-24 Richard Biener <rguenther@suse.de>
7312 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7314 (record_nonwrapping_iv): Do not fall back to the low/high bound
7315 for non-constant IV bases if the stmt is not always executed.
7317 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7319 * config/arm/arm-cores.def (cortex-a32): New entry.
7320 * config/arm/arm-tables.opt: Regenerate.
7321 * config/arm/arm-tune.md: Regenerate.
7322 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7323 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7324 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7325 for -mcpu and -mtune.
7327 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7330 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7331 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7332 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7333 (atomic_loaddi_1): Delete.
7334 (atomic_loaddi): Rewrite expander using the above changes.
7336 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7339 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7342 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7343 Richard Biener <rguenth@suse.de>
7346 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7347 set_mem_attributes if tem is SSA_NAME which got expanded
7350 2016-02-24 Richard Biener <rguenther@suse.de>
7352 PR tree-optimization/69907
7353 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7354 end of permutations for BB vectorization.
7356 2016-02-24 Christian Bruel <christian.bruel@st.com>
7358 * config/arm/arm-c.c (arm_option_override): Initialize
7359 target_option_current_node.
7360 * config/arm/arm.c (arm_pragma_target_parse): Replace
7361 build_target_option_node call by target_option_current_node.
7362 Set target_option_current_node.
7365 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7368 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7369 define_insn_and_split to define_insn.
7370 (zero_extendqi<mode>2_dot2): Same.
7371 (extendqi<mode>2_dot): Same.
7372 (extendqi<mode>2_dot2): Same.
7374 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7376 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7377 and add bypass for AES{D,E} and AESMC pairs.
7378 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7381 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7383 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7384 series for reciprocal square root in Exynos M1.
7386 2016-02-23 Martin Sebor <msebor@redhat.com>
7389 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7390 __builtin_alloca_with_align.
7392 2016-02-23 Richard Henderson <rth@redhat.com>
7394 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7395 (ix86_register_pragmas): Remove __seg_tls.
7396 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7397 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7398 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7399 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7400 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7401 * doc/extend.texi (__seg_tls): Remove item.
7403 2016-02-23 Richard Biener <rguenther@suse.de>
7405 * alloc-pool.h (struct allocation_object): Make id member
7406 conditional on CHECKING_P again.
7407 (get_instance): Adjust.
7408 (base_pool_allocator): Likewise.
7410 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7412 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7413 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7415 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7417 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7419 2016-02-23 Richard Biener <rguenther@suse.de>
7421 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7422 * bitmap.h (struct bitmap_usage): Likewise.
7423 (bitmap_move): Declare.
7424 * bitmap.c (register_overhead): Take size_t argument.
7425 (bitmap_move): New function.
7426 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7427 to properly account overhead.
7428 * tree.c (free_node): Use tree_size.
7430 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7433 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7434 when inverting comparison.
7437 * common.opt (Wunreachable-code): Add Warning flag.
7439 2016-02-23 Mark Wielaard <mjw@redhat.com>
7440 Jakub Jelinek <jakub@redhat.com>
7443 * cgraphunit.c (check_global_declaration): Check main_input_filename
7444 and DECL_SOURCE_FILE are not NULL.
7446 2016-02-23 Martin Jambor <mjambor@suse.cz>
7448 PR tree-optimization/69666
7449 * tree-sra.c (sra_modify_assign): Do not attempt to create
7450 default_def replacements for unscalarizable regions.
7452 2016-02-20 Mark Wielaard <mjw@redhat.com>
7455 * cgraphunit.c (check_global_declaration): Check level of
7456 warn_unused_const_variable and main_input_filename.
7457 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7458 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7459 (-Wunused-const-variable): Explain levels 1 and 2.
7461 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7464 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7465 identical arguments. Formatting and spelling fixes.
7468 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7473 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7474 and m68k-devices.def.
7475 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7476 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7478 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7480 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7481 and HImode registers.
7483 2016-02-22 Richard Biener <rguenther@suse.de>
7485 PR tree-optimization/69882
7486 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7487 preserve permutations present because of gaps.
7488 (vect_supported_load_permutation_p): Always continue checking
7489 permutations after vect_attempt_slp_rearrange_stmts.
7491 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7493 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7494 min_profitable_estimate, rather than min_profitable_iters.
7496 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7499 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7500 SImode for last match_operand.
7502 2016-02-22 Martin Liska <mliska@suse.cz>
7504 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7505 return bitsize - 1 as the return value.
7507 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7511 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7512 Handle negative shift counts.
7513 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7514 force_reg on the shift constant.
7515 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7516 (lshrsi3_d): Handle negative shift counts.
7518 2016-02-22 Richard Biener <rguenther@suse.de>
7519 Tom de Vries <tom@codesourcery.com>
7521 * graph.c: Include dumpfile.h.
7522 (print_graph_cfg): Split into three overloads.
7523 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7525 2016-02-22 Tom de Vries <tom@codesourcery.com>
7527 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7530 2016-02-22 Richard Biener <rguenther@suse.de>
7533 * ipa-inline-transform.c (inline_call): When not updating
7534 overall summaries adjust self size by the growth estimate.
7535 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7536 hash-set, do not update overall summaries here. Renamed from ...
7537 (inline_to_all_callers): ... this which is now wrapping the
7538 above and performing delayed overall summary update.
7539 (early_inline_small_functions): Delay updating of the overall
7542 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7544 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7547 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7550 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7551 :%* in %:gt() argument.
7552 (greater_than_spec_func): Adjust for expecting only numbers,
7553 if there are more than two numbers, compare the last two.
7555 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7557 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7558 -Wnarrowing with -std.
7560 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7563 * expr.c (store_field): Don't use bit-field path if exp is
7564 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7565 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7566 and the assignment can be performed by bitwise copy. Formatting
7570 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7571 call copy_reg_eh_region_note_forward on before and/or after sequences
7572 and remove note from insn if it no longer can throw.
7575 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7578 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7580 * config/s390/vector.md: Add missing commutative operand markers
7581 to the patterns which qualify for one.
7582 * config/s390/vx-builtins.md: Likewise.
7584 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7586 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7587 types to mode iterators.
7588 (vec_double): ... and mode attribute.
7589 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7591 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7593 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7594 Change the predicate of op2 from nonimmediate to general and let
7595 reload fix it if necessary.
7597 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7599 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7601 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7603 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7606 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7608 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7609 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7610 * config/s390/s390.md ("movstr<P:mode>"): Call
7611 s390_expand_vec_movstr.
7613 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7615 * config/s390/s390.md: Add missing output modifier for operand 1
7616 to print it as address properly.
7618 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7620 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7621 * config/s390/2964.md: New file.
7622 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7623 of insn grouping attributes depending on the CPU level.
7624 (s390_get_unit_mask): New function.
7625 (s390_sched_score): Remove the OOO from the scheduling macros.
7626 Add loop to calculate a score for the instruction mix.
7627 (s390_sched_reorder): Likewise plus improve debug output.
7628 (s390_sched_variable_issue): Rename macros as above. Calculate
7629 the unit distances after actually scheduling an insn. Improve
7631 (s390_sched_init): Clear last_scheduled_unit_distance array.
7632 * config/s390/s390.md: Include 2964.md.
7634 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7637 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7638 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7639 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7640 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7641 *avx512f_<code>v8div16qi2_mask_1): New insns.
7643 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7646 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7649 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7650 earlyclobber from target. Use wF constraint for fused memory
7652 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7654 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7655 Martin Liska <mliska@suse.cz>
7658 * cfgexpand.c (asan_sanitize_stack_p): New function.
7659 (partition_stack_vars): Use the function.
7660 (expand_stack_vars): Likewise.
7661 (defer_stack_allocation): Likewise.
7662 (expand_used_vars): Likewise.
7664 2016-02-18 Richard Biener <rguenther@suse.de>
7667 * fold-const.c (operand_equal_p): Properly compare offsets for
7668 IMAGPART_EXPR and ARRAY_REF.
7670 2016-02-18 Nick Clifton <nickc@redhat.com>
7674 * config/arm/arm.c (arm_option_override_internal): Disable
7675 interworking if the target does not support thumb instructions.
7676 (arm_reload_in_hi): Handle the case where a register to register
7677 move needs reloading because there is no simple pattern to handle
7679 (arm_reload_out_hi): Likewise.
7681 2016-02-18 Richard Biener <rguenther@suse.de>
7684 * match.pd: Don't use fold_binary or fold_unary for folding
7687 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7690 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7691 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7692 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7693 warn on gimple_no_warning_p statements.
7695 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7697 * doc/extend.texi (C++ Attributes): Correct description of
7698 warn_unused type attribute.
7700 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7702 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7703 correct instruction.
7705 2016-02-17 Richard Biener <rguenther@suse.de>
7707 PR rtl-optimization/69609
7708 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7709 (find_traces_1_round): When ending a trace update cached priority
7711 (bb_to_key): Use cached priority when available.
7712 (copy_bb): Initialize cached priority.
7713 (reorder_basic_blocks_software_trace_cache): Likewise.
7715 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7718 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7720 (aarch64_comparison_operator): Break overly long line into two.
7721 (aarch64_comparison_operation): Likewise.
7722 * config/aarch64/aarch64.md (cstorecc4): Use
7723 aarch64_comparison_operator_mode instead of
7724 aarch64_comparison_operator.
7725 (cstore<mode>4): Likewise.
7726 (aarch64_cstore<mode>): Likewise.
7727 (*cstoresi_insn_uxtw): Likewise.
7728 (cstore<mode>_neg): Likewise.
7729 (*cstoresi_neg_uxtw): Likewise.
7731 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7734 * config/arm/predicates.md (arm_comparison_operator_mode):
7736 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7737 instead of arm_comparison_operator.
7738 (*mov_negscc): Likewise.
7739 (*mov_notscc): Likewise.
7740 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7741 (*thumb2_mov_negscc): Likewise.
7742 (*thumb2_mov_negscc_strict_it): Likewise.
7743 (*thumb2_mov_notscc): Likewise.
7744 (*thumb2_mov_notscc_strict_it): Likewise.
7746 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7748 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7751 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7753 * config/visium/visium.c (machine_libfunc_index): New enum.
7754 (machine_libfuncs): New structure.
7755 (visium_libfuncs): New static variable.
7756 (TARGET_INIT_LIBFUNCS): Define to...
7757 (visium_init_libfuncs): ...this. New function.
7758 (expand_block_move_4): Use the appropriate libfunc.
7759 (expand_block_move_2): Likewise.
7760 (expand_block_move_1): Likewise.
7761 (expand_block_set_4): Likewise.
7762 (expand_block_set_2): Likewise.
7763 (expand_block_set_1): Likewise.
7764 (visium_trampoline_init): Likewise.
7766 2016-02-17 Nick Clifton <nickc@redhat.com>
7768 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7769 TI's devices.csv file as of March 2016.
7771 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7774 * opts-global.c (handle_common_deferred_options): Introduce and
7775 initialize two global variables to remember command-line options
7776 specifying a stack-limiting register.
7777 * opts.h: Add extern declarations of the two new global variables.
7778 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7779 variable based on the values of the two new global variables.
7781 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7784 * common.opt (Wnonnull-compare): New warning.
7785 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7786 of arguments against NULL.
7787 (-Wnonnull-compare): Document.
7788 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7789 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7790 * passes.def (pass_warn_nonnull_compare): Add.
7791 * gimple-ssa-nonnull-compare.c: New file.
7793 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7795 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7796 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7798 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7800 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7801 reciprocal sqrt for -mlow-precision-recip-sqrt.
7803 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7804 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7806 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7807 always use lane loads to construct non-constant vectors.
7809 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7811 * config/aarch64/aarch64.md
7812 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7813 constraints for operand 3.
7814 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7816 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7817 Richard Biener <rguenther@suse.de>
7819 PR tree-optimization/69820
7820 * tree-vect-patterns.c (type_conversion_p): Return false if
7821 *orig_type is unsigned single precision or boolean.
7822 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7825 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7827 PR rtl-optimization/69764
7828 PR rtl-optimization/69771
7829 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7830 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7832 2016-02-16 Richard Biener <rguenther@suse.de>
7834 PR tree-optimization/69776
7835 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7837 (indirect_refs_may_alias_p): Likewise.
7838 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7839 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7840 according to tbaa_p.
7841 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7842 (optimize_stmt): For redundant store discovery do not allow tbaa.
7844 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7846 PR tree-optimization/69714
7847 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7848 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7850 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7852 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7853 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7854 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7855 * config/arc/arc.c (arc_init): Check FPU options.
7856 (get_arc_condition_code): Handle new CC_FPU* modes.
7857 (arc_select_cc_mode): Likewise.
7858 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7859 register pair only. Allow access for ARCv2 accumulator.
7860 (gen_compare_reg): Whenever we have FPU support use FPU compare
7862 (arc_reorg): Don't generate brcc insns when FPU compare
7863 instructions are involved.
7864 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7865 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7866 floating point emulation.
7867 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7868 (REVERSE_CONDITION): Add new CC_FPU* modes.
7869 (TARGET_FP_SP_BASE): Define.
7870 (TARGET_FP_DP_BASE): Likewise.
7871 (TARGET_FP_SP_FUSED): Likewise.
7872 (TARGET_FP_DP_FUSED): Likewise.
7873 (TARGET_FP_SP_CONV): Likewise.
7874 (TARGET_FP_DP_CONV): Likewise.
7875 (TARGET_FP_SP_SQRT): Likewise.
7876 (TARGET_FP_DP_SQRT): Likewise.
7877 (TARGET_FP_DP_AX): Likewise.
7878 * config/arc/arc.md (ARCV2_ACC): New constant.
7879 (type): New fpu type attribute.
7880 (SDF): Conditional iterator.
7881 (cstore<mode>, cbranch<mode>): Change expand condition.
7882 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7883 handles FPU/FPX cases as well.
7884 * config/arc/arc.opt (mfpu): New option.
7885 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7887 (adddf3, muldf3, subdf3): Removed.
7888 * config/arc/predicates.md (proper_comparison_operator): Recognize
7890 * config/arc/fpu.md: New file.
7891 * doc/invoke.texi (ARC Options): Document mfpu option.
7893 2016-02-16 Richard Biener <rguenther@suse.de>
7895 PR rtl-optimization/69291
7896 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7897 noce_operand_ok check.
7899 2016-02-16 Tom de Vries <tom@codesourcery.com>
7902 * omp-low.c (simd_clone_create): Remove call to
7903 symtab->call_cgraph_insertion_hooks.
7905 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7907 PR tree-optimization/69802
7908 * tree-ssa-reassoc.c (update_range_test): If op is
7909 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7910 op == 1 test of precision 1 integral op, otherwise handle
7911 that case as op itself. Fix up formatting.
7912 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7915 2016-02-16 Richard Biener <rguenther@suse.de>
7917 PR tree-optimization/69586
7918 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7919 types for conversion sources.
7921 2016-02-16 Richard Biener <rguenther@suse.de>
7924 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7925 mask OEP_ADDRESS_OF.
7927 2016-02-16 Alan Modra <amodra@gmail.com>
7930 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7931 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7932 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7934 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7935 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7936 (p8_fmrgow_<mode>): Likewise.
7937 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7939 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7940 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7941 to use movdi_internal64. Remove op0_di.
7942 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7944 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7946 Add support for the FCCMP insn types
7948 * config/aarch64/aarch64.md (fccmp): Change insn type.
7950 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7951 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7952 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7953 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7954 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7955 * config/arm/types.md (fccmps): Add new insn type.
7958 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7960 * alias.c (get_alias_set): Fix a typo in comment.
7962 2016-02-15 Richard Biener <rguenther@suse.de>
7964 PR tree-optimization/69595
7965 * match.pd: Complete range test simplification to true.
7967 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7969 PR rtl-optimization/69648
7970 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7971 pic_offset_table_rtx.
7973 PR rtl-optimization/69752
7974 * ira.c (update_equiv_regs): When looking for more than a single SET,
7975 also take other side effects into account.
7977 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7979 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7980 for z900+ CPUs in 31-bit mode.
7982 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7984 * common/config/s390/s390-common.c (s390_supports_split_stack):
7986 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7987 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7988 * config/s390/s390.c (struct machine_function): New field
7989 split_stack_varargs_pointer.
7990 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7991 in s390_emit_prologue.
7992 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7994 (morestack_ref): New global.
7995 (SPLIT_STACK_AVAILABLE): New macro.
7996 (s390_expand_split_stack_prologue): New function.
7997 (s390_live_on_entry): New function.
7998 (s390_va_start): Use split-stack vararg pointer if appropriate.
7999 (s390_asm_file_end): Emit the split-stack note sections.
8000 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
8001 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
8002 (UNSPECV_SPLIT_STACK_CALL): New unspec.
8003 (UNSPECV_SPLIT_STACK_DATA): New unspec.
8004 (split_stack_prologue): New expand.
8005 (split_stack_space_check): New expand.
8006 (split_stack_data): New insn.
8007 (split_stack_call): New expand.
8008 (split_stack_call_*): New insn.
8009 (split_stack_cond_call): New expand.
8010 (split_stack_cond_call_*): New insn.
8012 2016-02-15 Richard Biener <rguenther@suse.de>
8014 PR tree-optimization/69783
8015 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8016 Add trivially correct cases.
8018 2016-02-15 Tom de Vries <tom@codesourcery.com>
8021 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8023 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8025 2016-02-15 Richard Biener <rguenther@suse.de>
8027 PR tree-optimization/69776
8028 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8029 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8030 indicate whether we can use TBAA to disambiguate against stores.
8031 Use alias-set zero if not.
8032 (visit_reference_op_store): Do not use TBAA when looking up
8034 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8035 (eliminate_dom_walker::before_dom_children): But not when looking
8036 up redundant stores.
8038 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8040 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8042 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8044 * config/i386/znver1.md
8045 (znver1_pop, znver1_pop_mem,
8046 znver1_load_imov_double_store,
8047 znver1_load_imov_direct_store,
8048 znver1_load_imov_direct_load,
8049 znver1_load_imov_double_load): Add new.
8050 (znver1_insn, znver1_insn_load): Add icmov type.
8052 znver1_sseavx_fma_load,
8054 znver1_avx256_fma_load): Fix pipe usage.
8056 2016-02-14 Alan Modra <amodra@gmail.com>
8059 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8060 with an invalid hard reg, reload just the reg not the entire
8061 pre/post-inc/dec address expression.
8063 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8066 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8067 fixed R1_REG scratch reg.
8068 (sibcall_value_pcrel_fdpic): Likewise.
8070 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8074 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8076 2016-02-12 Walter Lee <walt@tilera.com>
8078 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8079 * config/tilegx/t-tilegx: Likewise.
8081 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8084 * diagnostic-show-locus.c (struct line_span): New struct.
8085 (layout::get_first_line): Delete.
8086 (layout::get_last_line): Delete.
8087 (layout::get_num_line_spans): New member function.
8088 (layout::get_line_span): Likewise.
8089 (layout::print_heading_for_line_span_index_p): Likewise.
8090 (layout::get_expanded_location): Likewise.
8091 (layout::calculate_line_spans): Likewise.
8092 (layout::m_first_line): Delete.
8093 (layout::m_last_line): Delete.
8094 (layout::m_line_spans): New field.
8095 (layout::layout): Update comment. Replace m_first_line and
8096 m_last_line with m_line_spans, replacing their initialization
8097 with a call to calculate_line_spans.
8098 (diagnostic_show_locus): When printing source lines and
8099 annotations, rather than looping over a single span
8100 of lines, instead loop over each line_span within
8101 the layout, with an inner loop over the lines within them.
8102 Call the context's start_span callback when changing line spans.
8103 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8104 (diagnostic_build_prefix): Break out the building of the location
8105 part of the string into...
8106 (diagnostic_get_location_text): ...this new function, rewriting
8107 it from nested ternary expressions to a sequence of "if"
8109 (default_diagnostic_start_span_fn): New function.
8110 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8111 (diagnostic_context::start_span): New field.
8112 (default_diagnostic_start_span_fn): New prototype.
8114 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8117 * gcc.c (driver::finalize): Fix cleanup of "specs".
8119 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8123 * gcc.c (driver::driver): Initialize m_option_suggestions.
8124 (driver::~driver): Clean up m_option_suggestions.
8125 (suggest_option): Convert to...
8126 (driver::suggest_option): ...this, and split out into
8127 driver::build_option_suggestions and find_closest_string.
8128 (driver::build_option_suggestions): New function, from
8129 first half of suggest_option. Special-case
8130 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8131 the sanitizer_opts array. For options of enum types, add the
8132 various enum values to the candidate strings.
8133 (driver::handle_unrecognized_options): Remove "const".
8134 * gcc.h (driver::handle_unrecognized_options): Likewise.
8135 (driver::build_option_suggestions): New decl.
8136 (driver::suggest_option): New decl.
8137 (driver::m_option_suggestions): New field.
8138 * opts-common.c (add_misspelling_candidates): New function.
8139 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8140 and make non-static.
8141 * opts.h (sanitizer_opts): New array decl.
8142 (add_misspelling_candidates): New function decl.
8143 * spellcheck.c (find_closest_string): New function.
8144 * spellcheck.h (find_closest_string): New function decl.
8146 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8148 PR rtl-optimization/69764
8149 PR rtl-optimization/69771
8150 * optabs.c (expand_binop_directly): For shift_optab_p, force
8151 convert_modes with VOIDmode if xop1 has VOIDmode.
8153 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8156 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8157 to correctly determine instrumentation thunks.
8159 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8162 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8163 type by reference, force lhs on the call.
8166 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8167 Compute retval and retbnd early in all cases if split_part_return_p
8168 and return_bb is not EXIT. Remove all clobber stmts and reset
8169 all debug stmts that refer to SSA_NAMEs defined in split part,
8170 except if it is retval, in that case replace the old retval with the
8171 lhs of the call to the split part.
8173 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8176 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8179 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8180 whose result is used in PHI.
8181 (maybe_optimize_range_tests): Likewise.
8182 (final_range_test_p): Likweise.
8184 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8187 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8188 whose result is used in PHI.
8189 (maybe_optimize_range_tests): Likewise.
8190 (final_range_test_p): Likweise.
8192 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8194 * cgraph.c: Spelling fixes - behaviour -> behavior and
8195 neighbour -> neighbor.
8196 * target.def: Likewise.
8197 * sel-sched.c: Likewise.
8198 * config/mips/mips.c: Likewise.
8199 * config/arc/arc.md: Likewise.
8200 * config/arm/cortex-a57.md: Likewise.
8201 * config/arm/arm.c: Likewise.
8202 * config/arm/neon.md: Likewise.
8203 * config/arm/arm-c.c: Likewise.
8204 * config/vms/vms-c.c: Likewise.
8205 * config/s390/s390.c: Likewise.
8206 * config/i386/znver1.md: Likewise.
8207 * config/i386/i386.c: Likewise.
8208 * config/ia64/hpux-unix2003.h: Likewise.
8209 * config/msp430/msp430.md: Likewise.
8210 * config/rx/rx.c: Likewise.
8211 * config/rx/rx.md: Likewise.
8212 * config/aarch64/aarch64-simd.md: Likewise.
8213 * config/aarch64/aarch64.c: Likewise.
8214 * config/nvptx/nvptx.c: Likewise.
8215 * config/bfin/bfin.c: Likewise.
8216 * config/cris/cris.opt: Likewise.
8217 * config/rs6000/rs6000.c: Likewise.
8218 * target.h: Likewise.
8219 * spellcheck.c: Likewise.
8220 * ira-build.c: Likewise.
8221 * tree-inline.c: Likewise.
8222 * builtins.c: Likewise.
8223 * lra-constraints.c: Likewise.
8224 * explow.c: Likewise.
8225 * hwint.h: Likewise.
8226 * targhooks.c: Likewise.
8227 * tree-vect-data-refs.c: Likewise.
8229 * doc/tm.texi: Likewise.
8230 * doc/extend.texi: Likewise.
8231 * doc/install.texi: Likewise.
8232 * doc/md.texi: Likewise.
8233 * tree-ssa-tail-merge.c: Likewise.
8234 * sched-int.h: Likewise.
8235 * match.pd: Likewise.
8236 * sched-ebb.c: Likewise.
8237 * target.def (omit_struct_return_reg): Likewise.
8238 * gimple-ssa-isolate-paths.c: Likewise.
8239 (find_implicit_erroneous_behaviour): Renamed to...
8240 (find_implicit_erroneous_behavior): ... this.
8241 (find_explicit_erroneous_behaviour): Renamed to...
8242 (find_explicit_erroneous_behavior): ... this.
8243 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8245 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8247 PR rtl-optimization/64682
8248 PR rtl-optimization/69567
8249 PR rtl-optimization/69737
8250 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8251 in I2 as well, just lose it.
8253 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8255 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8257 (aarch64_last_printed_tune_string): Likewise.
8258 (aarch64_declare_function_name): Only output .arch assembler
8259 directive if it will be different from the previously output
8260 directive. Same for .tune comment but only if -dA is set.
8261 (aarch64_start_file): New function.
8262 (TARGET_ASM_FILE_START): Define.
8264 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8267 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8269 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8272 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8273 -Wmaybe-uninitialized warning.
8275 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8278 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8280 2016-02-11 Richard Biener <rguenther@suse.de>
8282 PR rtl-optimization/69291
8283 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8284 subexpressions affected by changing the result.
8286 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8289 * lra-constraints.c (curr_insn_transform): Find in/out operands
8290 for secondary memory moves. Update dups.
8292 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8294 PR tree-optimization/69652
8295 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8296 to nested loop, did source re-formatting, skip debug statements,
8297 add check on statement with volatile operand, remove dead scalar
8300 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8301 Patrick Palka <ppalka@gcc.gnu.org>
8305 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8306 calls if the return type is TREE_ADDRESSABLE.
8307 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8308 * ipa-split.c (split_function): Fix doubled "we" in comment.
8309 Use void return type for the split part even if
8310 !split_point->split_part_set_retval.
8312 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8314 PR tree-optimization/68021
8315 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8316 when computing the value of biv cand by itself.
8318 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8320 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8321 (cortexa57_tunings): Likewise.
8322 (cortexa72_tunings): Likewise.
8323 (arch_macro_fusion_pair_p): Add support for AES fusion.
8324 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8325 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8326 Allow virtual registers before reload so early scheduling works.
8327 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8328 correct latency and pipeline.
8329 (cortex_a57_crypto_complex): Likewise.
8330 (cortex_a57_crypto_xor): Likewise.
8331 (define_bypass): Add AES bypass.
8333 2016-02-10 Richard Biener <rguenther@suse.de>
8335 PR tree-optimization/69726
8336 * passes.def: Add DCE pass before late uninit.
8337 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8338 really fixup if-conversions job.
8340 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8342 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8343 (arm_cortex_a57_tune): Likewise.
8344 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8345 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8347 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8349 * timevar.def (TV_PHASE_DBGINFO): Delete.
8350 (TV_PHASE_CHECK_DBGINFO): Likewise.
8351 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8353 2016-02-10 Richard Biener <rguenther@suse.de>
8355 PR tree-optimization/69719
8356 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8357 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8359 2016-02-09 Andrew Pinski <apinski@cavium.com>
8362 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8363 get_vcond_mask_icode returns false.
8365 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8368 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8369 an ADDIS that adds a pointer to a large constant that sets the
8370 upper16 bits with a load operation.
8372 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8375 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8377 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8379 (vzipq_s16): Likewise.
8380 (vzipq_s32): Likewise.
8381 (vzipq_f32): Likewise.
8382 (vzipq_u8): Likewise.
8383 (vzipq_u16): Likewise.
8384 (vzipq_u32): Likewise.
8385 (vzipq_p8): Likewise.
8386 (vzipq_p16): Likewise.
8388 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8391 * config/arm/arm.c (neon_endian_lane_map): New function.
8392 (neon_vector_pair_endian_lane_map): New function.
8393 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8394 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8396 (vuzpq_s16): Likewise.
8397 (vuzpq_s32): Likewise.
8398 (vuzpq_f32): Likewise.
8399 (vuzpq_u8): Likewise.
8400 (vuzpq_u16): Likewise.
8401 (vuzpq_u32): Likewise.
8402 (vuzpq_p8): Likewise.
8403 (vuzpq_p16): Likewise.
8405 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8408 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8411 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8413 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8414 truncate const_int operand 1 to QImode.
8416 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8418 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8419 corresponding to an abnormal edge.
8421 2016-02-09 Tom de Vries <tom@codesourcery.com>
8423 PR tree-optimization/69599
8424 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8426 (find_func_aliases_for_builtin_call, find_func_clobbers)
8427 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8430 2016-02-09 Richard Biener <rguenther@suse.de>
8432 PR tree-optimization/69715
8433 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8434 LHS on calls as non-rewritable.
8436 2016-02-09 Tom de Vries <tom@codesourcery.com>
8439 * lto-wrapper.c (append_diag_options): New function.
8440 (compile_offload_image): Call append_diag_options.
8442 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8445 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8446 Minor copy-edit to fix verb tenses.
8448 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8450 PR tree-optimization/69209
8451 * ipa-split.c (split_function): If split part is not
8452 returning retval, retval has gimple type but is not
8453 gimple value, force it into a SSA_NAME first.
8455 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8457 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8460 2016-02-08 Jason Merrill <jason@redhat.com>
8463 * convert.c (convert_to_integer_1): Check dofold on truncation
8465 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8466 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8467 Rename from *_nofold.
8468 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8469 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8471 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8474 * tree.c (build_common_tree_nodes): Remove short_double argument.
8475 All callers changed.
8476 * tree.h (build_common_tree_nodes): Adjust declaration.
8477 * doc/invoke.texi (-fshort-double): Remove documentation.
8478 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8479 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8480 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8481 (append_linker_options): Don't handle OPT_fshort_double.
8483 PR rtl-optimization/68730
8484 * lra-remat.c (insn_to_cand_activation): New static variable.
8485 (lra_remat): Allocate and free it.
8486 (create_cand): New arg activation. Initialize a field in
8487 insn_to_cand_activation if it is nonnull.
8488 (create_cands): Pass the activation insn to create_cand when making
8489 a candidate involving an output reload. Reorganize code a little.
8490 (do_remat): Keep track of active status of candidates in a separate
8493 2016-02-08 Richard Biener <rguenther@suse.de>
8495 PR tree-optimization/69719
8496 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8497 Properly use absolute of the difference of the two offsets to
8498 compare or adjust the segment length.
8500 2016-02-08 Richard Biener <rguenther@suse.de>
8501 Jeff Law <law@redhat.com>
8504 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8505 types for anonymous SSA names.
8507 2016-02-08 Richard Biener <rguenther@suse.de>
8509 PR rtl-optimization/69274
8510 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8512 2016-02-08 Jeff Law <law@redhat.com>
8514 PR tree-optimization/65917
8515 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8516 equivalences from if (x == y) style conditionals.
8517 (loop_depth_of_name): Remove.
8518 (record_equality): Remove loop depth check.
8519 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8520 (const_and_copies::record_const_or_copy_raw): New member function.
8521 * tree-ssa-scopedtables.c
8522 (const_and_copies::record_const_or_copy_raw): New, factored out of
8523 (const_and_copies::record_const_or_copy): Call new member function.
8525 2016-02-05 Jeff Law <law@redhat.com>
8527 PR tree-optimization/68541
8528 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8529 (count_stmts_in_block): New function.
8530 (poor_ifcvt_candidate_code): Likewise.
8531 (is_feasible_trace): Add some heuristics to determine when path
8532 splitting is profitable.
8533 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8534 is a diamond with a single exit.
8536 2016-02-05 Martin Sebor <msebor@redhat.com>
8539 * doc/invoke.texi: Update -Wplacement-new to take an optional
8542 2016-02-06 Richard Henderson <rth@redhat.com>
8545 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8546 out of non-standard address spaces.
8548 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8550 PR rtl-optimization/69691
8551 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8553 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8555 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8556 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8557 (*ieee128_mfvsrd_64bit): Likewise.
8558 (*ieee128_mfvsrd_32bit): Likewise.
8560 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8564 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8566 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8567 instrumented_version.
8569 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8571 * doc/invoke.texi (Optimize Options): In table of --param options
8572 rename second occurrence of tracer-min-branch-ratio to
8573 tracer-min-branch-probability, rename
8574 tracer-min-branch-ratio-feedback to
8575 tracer-min-branch-probability-feedback and clarify description,
8576 rename sched-spec-state-edge-prob-cutoff to
8577 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8578 to selsched-insns-to-rename, rename lto-minpartition to
8579 lto-min-partition, delete reorder-blocks-duplicate and
8580 reorder-blocks-duplicate-feedback.
8582 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8584 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8587 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8589 * doc/extend.texi: S/390: Correct some typos.
8591 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8593 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8595 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8598 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8599 (s390_register_info_gprtofpr): Use new macros above.
8600 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8602 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8603 its name. Adjust restore and save gpr ranges.
8604 (s390_register_info_set_ranges): New function.
8605 (s390_register_info): Use new macros above. Call
8606 s390_register_info_set_ranges.
8607 (s390_optimize_register_info): Likewise.
8608 (s390_hard_regno_rename_ok): Use new macros.
8609 (s390_hard_regno_scratch_ok): Likewise.
8610 (s390_emit_epilogue): Likewise.
8611 (s390_can_use_return_insn): Likewise.
8612 (s390_optimize_prologue): Likewise.
8613 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8615 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8618 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8620 (ix86_option_override_internal): Disable TARGET_STV even for
8621 -m{incoming,preferred}-stack-boundary=3.
8623 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8625 * config.gcc: Mark deprecated rtems targets as obsolete.
8627 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8629 PR rtl-optimization/64682
8630 PR rtl-optimization/69567
8631 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8632 before I2 only if the register is both used and set in I2.
8634 2016-02-04 DJ Delorie <dj@redhat.com>
8636 * config/msp430/msp430.c (msp430_start_function): Add function type.
8638 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8641 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8643 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8645 PR rtl-optimization/69577
8647 2015-10-29 Richard Henderson <rth@redhat.com>
8651 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8652 sse check to the exact conditions of PR 67609.
8654 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8657 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8658 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8659 not allowed into the traditional Altivec registers.
8660 (movtd_64bit_nodm): Likewise.
8661 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8663 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8665 * config/aarch64/cortex-a57-fma-steering.c
8666 (aarch64_register_fma_steering): Remove "static" from arguments
8669 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8672 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8675 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8677 * doc/invoke.texi: Delete -mno-fma4.
8679 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8681 PR rtl-optimization/69577
8682 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8683 (find_subregs_of_mode): Update accordingly. Iterate over partial
8686 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8688 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8689 * config/arm/arm.c (neon_reinterpret): Remove.
8690 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8691 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8692 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8693 vreinterpretti): Remove.
8694 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8695 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8696 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8697 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8698 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8699 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8700 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8701 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8702 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8703 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8704 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8705 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8706 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8707 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8708 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8709 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8710 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8711 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8712 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8713 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8714 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8715 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8716 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8717 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8718 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8719 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8720 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8721 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8722 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8723 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8724 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8725 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8726 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8727 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8728 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8729 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8730 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8731 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8732 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8733 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8734 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8735 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8736 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8737 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8738 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8739 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8740 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8741 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8742 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8743 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8744 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8745 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8746 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8747 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8748 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8749 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8750 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8751 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8752 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8753 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8754 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8755 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8756 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8757 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8758 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8759 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8760 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8761 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8762 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8763 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8764 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8765 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8766 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8767 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8768 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8769 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8770 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8771 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8772 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8773 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8774 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8775 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8776 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8777 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8778 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8779 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8780 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8781 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8782 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8783 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8784 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8785 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8786 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8787 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8788 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8789 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8790 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8791 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8792 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8793 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8794 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8795 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8796 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8798 2016-02-04 Martin Liska <mliska@suse.cz>
8801 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8802 that are gimple_store_p.
8803 (maybe_instrument_call): Likewise.
8805 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8807 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8808 register scaling out of memory reference and comment why.
8810 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8814 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8815 folding the source of a SET.
8817 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8821 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8822 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8824 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8828 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8831 2016-02-04 Christian Bruel <christian.bruel@st.com>
8833 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8834 * config/arm/arm.c (arm_set_current_function): Likewise.
8836 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8837 Ilya Enkovich <enkovich.gnu@gmail.com>
8838 H.J. Lu <hongjiu.lu@intel.com>
8841 * config/i386/i386.c (convert_scalars_to_vector): Remove
8842 stack alignment fixes.
8843 (ix86_option_override_internal): Disable TARGET_STV if stack
8844 might not be aligned enough.
8845 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8847 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8849 * gcc/config/i386/x86-tune.def: Disable default prefetching
8852 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8853 Vladimir Makarov <vmakarov@redhat.com>
8856 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8857 in validating fused toc addresses.
8859 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8862 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8863 range->m_caret fields if range->m_show_caret_p is false.
8866 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8867 Force oldval into register if it does not satisfy reg_or_short_operand
8868 predicate. Fix up formatting.
8870 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8871 Alexandre Oliva <aoliva@redhat.com>
8874 * lra-constraints.c (simplify_operand_subreg): Check additionally
8875 address validity after potential reloading.
8876 (process_address_1): Check insns validity. In case of failure do
8879 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8882 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8885 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8887 * wide-int.cc (canonize_uhwi): New function.
8888 (wi::divmod_internal): Use it.
8890 2016-02-02 James Norris <jnorris@codesourcery.com
8892 * gimplify.c (omp_notice_variable): Add usage check.
8894 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8896 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8897 like LE, GE, LT, GT when emitting relational operator.
8899 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8901 * ira-costs.c (find_costs_and_classes): Add extra argument.
8902 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8903 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8904 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8905 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8906 Add best_class parameter, and return it if not ALL_REGS.
8907 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8909 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8912 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8914 * config/aarch64/aarch64.c
8915 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8916 (aarch64_ira_change_pseudo_allocno_class): New function.
8918 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8921 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8923 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8925 * config/avr/avr.c (avr_option_override): Set
8926 PARAM_ALLOW_STORE_DATA_RACES to 1.
8928 2016-02-02 Richard Biener <rguenther@suse.de>
8930 PR tree-optimization/69595
8931 * match.pd: Add range test simplifications to true/false.
8933 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8935 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8936 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8939 2016-02-02 Richard Biener <rguenther@suse.de>
8941 PR tree-optimization/69606
8942 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8943 info on the result before moving a stmt.
8945 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8948 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8949 branch with vector comparison.
8950 * config/i386/sse.md (VI48_AVX): New mode iterator.
8951 (define_expand "cbranch<mode>4): Add support for conditional branch
8952 with vector comparison.
8953 * tree-vect-loop.c (optimize_mask_stores): New function.
8954 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8955 has_mask_store field of vect_info.
8956 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8957 vectorized loops having masked stores after vec_info destroy.
8958 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8959 correspondent macros.
8960 (optimize_mask_stores): Add prototype.
8962 2016-02-02 Alan Modra <amodra@gmail.com>
8965 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8968 2016-02-02 Alan Modra <amodra@gmail.com>
8971 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8972 whenever toc_label_name used.
8973 (rs6000_file_start): Don't set up toc section here,
8974 (rs6000_output_function_epilogue): do so here instead,
8975 (rs6000_xcoff_file_start): and here.
8976 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8977 (load_toc_aix_di): Likewise.
8979 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8981 PR rtl-optimization/69592
8982 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8983 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8984 (num_sign_bit_copies_binary_arith_p): New inline function.
8985 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8987 2016-02-01 Jeff Law <law@redhat.com>
8989 PR tree-optimization/69580
8990 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8991 * tree-ssa-threadbackward.c
8992 (fsm_find_control_statement_thread_paths): Do not try to walk
8993 through large PHI nodes.
8995 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8997 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8998 when count is incremented above limit, don't analyze further
9001 * omp-low.c (oacc_parse_default_dims): Avoid
9002 -Wsign-compare warning, make sure value fits into int
9003 rather than just unsigned int.
9005 2016-02-01 Bin Cheng <bin.cheng@arm.com>
9007 PR tree-optimization/67921
9008 * fold-const.c (split_tree): New parameters. Convert pointer
9009 type variable part to proper type before negating.
9010 (fold_binary_loc): Pass new arguments to split_tree.
9012 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
9014 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9015 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9016 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9017 * doc/tm.texti: Rebuilt.
9018 * doc/invoke.texi (fopenacc-dim): Document.
9019 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9020 (append_compiler_options): Likewise.
9021 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9022 (oacc_parse_default_dims): New.
9023 (oacc_validate_dims): Add USED arg. Select non-unity default when
9025 (oacc_loop_fixed_partitions): Return mask of used partitions.
9026 (oacc_loop_auto_partitions): Emit dump info.
9027 (oacc_loop_partition): Return mask of used partitions.
9028 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9029 loop partitioning and validation calls.
9031 2016-02-01 Richard Biener <rguenther@suse.de>
9034 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9036 2016-02-01 Richard Biener <rguenther@suse.de>
9038 PR tree-optimization/69574
9039 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9040 of asserting return chrec_dont_know.
9042 2016-02-01 Martin Liska <mliska@suse.cz>
9044 * mem-stats-traits.h: Add copyright header.
9045 * mem-stats.h: Likewise.
9047 2016-02-01 Richard Biener <rguenther@suse.de>
9049 PR tree-optimization/69579
9050 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9051 Do not propagate through abnormal PHI results.
9053 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9055 * postreload.c (reload_cse_simplify): Remove dead code.
9057 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9059 PR rtl-optimization/69570
9060 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9061 if there is more than one set, not if there is a single set.
9063 2016-02-01 Richard Henderson <rth@redhat.com>
9066 * combine.c (make_compound_operation): When looking through a
9067 subreg, make sure to re-extend to the width of the outer mode.
9069 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9071 PR tree-optimization/69546
9072 * wide-int.cc (wi::divmod_internal): For unsigned division
9073 where both operands fit into uhwi, if o1 is 1 and o0 has
9074 msb set, if divident_prec is larger than bits per hwi,
9075 clear another quotient word and return 2 instead of 1.
9076 Similarly for remainder with msb in HWI set, if dividend_prec
9077 is larger than bits per hwi.
9079 2016-01-29 Martin Jambor <mjambor@suse.cz>
9081 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9082 Use short lowercase names.
9083 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9084 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9085 acq_rel one. Protect warning agains segfaults if
9086 get_memory_order_name returns NULL.
9087 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9088 with release semantics. Do not warn if get_memory_order already did.
9089 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9090 semantics. Fix check for relaxed or acquire semantics. Do not warn
9091 if get_memory_order already did.
9093 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9095 * doc/install.texi: Document that isl-0.16 is supported.
9097 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9100 * config/i386/constraints.md (Bm): Describe as special memory
9102 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9103 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9104 * genpreds.c (struct constraint_data): Add is_special_memory.
9105 (have_special_memory_constraints, special_memory_start): New
9107 (special_memory_end): Ditto.
9108 (add_constraint): Add new arg is_special_memory. Add code to
9109 process its true value. Update have_special_memory_constraints.
9110 (process_define_constraint): Pass the new arg.
9111 (process_define_register_constraint): Ditto.
9112 (choose_enum_order): Process special memory.
9113 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9114 function insn_extra_special_memory_constraint.
9115 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9116 * gensupport.c (process_rtx): Process
9117 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9118 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9119 * ira-lives.c (single_reg_class): Use
9120 insn_extra_special_memory_constraint.
9121 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9122 * lra-constraints.c (process_alt_operands): Ditto.
9123 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9124 * recog.c (asm_operand_ok, preprocess_constraints): Process
9126 * reload.c (find_reloads): Ditto.
9127 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9128 * stmt.c (parse_input_constraint): Use
9129 insn_extra_special_memory_constraint.
9131 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9134 * lra-splill.c (lra_final_code_change): Revert r229087 by
9135 removing all sub-registers.
9137 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9140 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9142 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9145 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9146 SSE1, copy target into the temporary reg first before recursing
9149 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9151 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9154 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9156 * ginclude/stdarg.h: Test __cplusplus instead of
9157 __GXX_EXPERIMENTAL_CXX0X__.
9159 2016-01-29 Richard Biener <rguenther@suse.de>
9161 PR tree-optimization/69547
9162 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9163 Do not mark clobbers necessary.
9164 (mark_all_reaching_defs_necessary_1): Likewise.
9166 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9168 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9169 declaration name with %qs and print it in both error messages.
9170 Also fix indentation.
9172 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9175 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9176 trailing blank line from error message.
9178 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9181 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9184 2016-01-29 Richard Biener <rguenther@suse.de>
9187 * match.pd: Allow all integral types when simplifying a
9188 widening or sign-changing conversion.
9190 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9192 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9193 back to setting codegen_error to fail codegen.
9195 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9198 * config/i386/constraints.md (C): Only accept constant zero operand.
9199 (BC): New constraint.
9200 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9201 instead of C constraint.
9202 * doc/md.texi (Machine Constraints): Update description
9205 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9208 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9210 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9213 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9216 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9218 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9219 branches if using guessed profile.
9221 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9223 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9225 2016-01-28 Richard Henderson <rth@redhat.com>
9228 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9229 * config/aarch64/aarch64-protos.h: Update.
9230 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9231 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9232 (aarch64_get_condition_code_1): Handle CC_Cmode.
9233 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9234 (*add<mode>3_compareC_cconly_imm): New.
9235 (*add<mode>3_compareC_cconly): New.
9236 (*add<mode>3_compareC_imm): New.
9237 (add<mode>3_compareC): New.
9238 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9239 to be first. Use aarch64_carry_operation.
9240 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9241 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9242 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9243 (subti3): Use subdi3_compare1.
9244 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9245 (sub<mode>3_compare1): New.
9246 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9247 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9248 (*subsi3_carryin_uxtw): Likewise.
9249 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9250 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9251 * config/aarch64/iterators.md (DWI): New.
9252 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9253 (aarch64_borrow_operation): New.
9255 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9257 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9258 message when isl does not return a valid schedule.
9260 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9262 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9263 Remove comments from class declarations: they are already in the code
9266 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9268 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9270 (ternary_op_to_tree): Same.
9271 (unary_op_to_tree): Same.
9272 (nary_op_to_tree): Same.
9273 (gcc_expression_from_isl_expr_op): Same.
9274 (gcc_expression_from_isl_expression): Same.
9275 (graphite_create_new_loop): Same.
9276 (graphite_create_new_loop_guard): Same.
9277 (build_iv_mapping): Same.
9278 (graphite_create_new_guard): Same.
9279 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9280 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9282 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9284 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9285 instead of setting codegen_error to fail codegen.
9287 2016-01-28 Jason Merrill <jason@redhat.com>
9289 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9291 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9293 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9294 Remove CONST_INT_P check in CCMP cost calculation.
9296 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9298 * config/aarch64/aarch64.c (generic_vector_cost):
9299 Set vec_permute_cost.
9300 (cortexa57_vector_cost): Likewise.
9301 (exynosm1_vector_cost): Likewise.
9302 (xgene1_vector_cost): Likewise.
9303 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9304 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9305 Add vec_permute_cost entry.
9307 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9309 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9311 (add<mode>3_compare0): Likewise.
9312 (addsi3_compare0_uxtw): Likewise.
9313 (add<mode>3nr_compare0): Likewise.
9314 (compare_neg<mode>): Likewise.
9315 (<optab><mode>3): Likewise.
9317 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9319 * tree-vect-stmts.c (vectorizable_comparison): Add
9320 NULL check for vectype.
9322 2016-01-28 Richard Biener <rguenther@suse.de>
9324 PR tree-optimization/69466
9325 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9326 Account for PHIs we couldn't duplicate.
9328 2016-01-28 Martin Liska <mliska@suse.cz>
9331 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9332 instead of ENABLE_VALGRIND_CHECKING.
9334 2016-01-27 Richard Henderson <rth@redhat.com>
9337 * lra-remat.c (subreg_regs): New.
9338 (dump_candidates_and_remat_bb_data): Dump it.
9339 (operand_to_remat): Reject if operand in subreg_regs.
9340 (set_bb_regs): Collect subreg_regs.
9341 (lra_remat): Init and free subreg_regs. Compute
9342 calculate_local_reg_remat_bb_data before create_cands.
9344 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9347 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9348 change stack_alignment_needed for __tls_get_addr call.
9350 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9352 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9354 2016-01-27 Jeff Law <law@redhat.com>
9356 PR tree-optimization/68398
9357 PR tree-optimization/69196
9358 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9359 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9360 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9361 Only count PHIs in the last block in the path. The others will
9362 const/copy propagate away. Add heuristic to allow more irreducible
9363 subloops to be created when it is likely profitable to do so.
9365 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9366 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9367 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9369 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9372 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9373 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9374 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9375 * tree-streamer-in.c: Include asan.h.
9376 (streamer_get_builtin_tree): For builtins in sanitizer
9377 range call initialize_sanitizer_builtins and retry.
9379 2016-01-27 Ian Lance Taylor <iant@google.com>
9381 * common.opt (fkeep-gc-roots-live): New undocumented option.
9382 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9383 -fkeep-gc-roots-live, skip pointers.
9384 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9387 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9390 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9391 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9393 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9396 * configure.ac: NetBSD provides SSP in its C library.
9397 * configure: Updated.
9399 2016-01-27 Richard Biener <rguenther@suse.de>
9401 PR tree-optimization/69166
9402 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9403 reduction code for commutativity / associativity.
9405 2016-01-27 Martin Jambor <mjambor@suse.cz>
9407 PR tree-optimization/69355
9408 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9409 total_scalarization fails.
9411 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9413 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9416 2016-01-27 Christian Bruel <christian.bruel@st.com>
9419 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9420 Move arm_reset_previous_fndecl and set_target_option_current_node in
9421 the conditional part. Call save_restore_target_globals.
9422 * config/arm/arm.c (arm_set_current_function):
9423 Refactor to better support #pragma target and attribute mix.
9424 Call save_restore_target_globals.
9425 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9427 2016-01-27 Martin Liska <mliska@suse.cz>
9429 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9430 reference for an HSA kernel and its host function.
9432 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9434 PR tree-optimization/69399
9435 * wide-int.h (wi::lrshift): For larger precisions, only
9436 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9438 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9440 * config/arc/predicates.md (proper_comparison_operator): Reject
9441 constant-constant comparison.
9443 2016-01-26 Tom de Vries <tom@codesourcery.com>
9445 PR tree-optimization/69110
9446 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9447 DR_NUM_DIMENSIONS == 0.
9449 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9450 Sebastian Pop <s.pop@samsung.com>
9452 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9453 isl_ast_op_cond and isl_ast_op_select.
9454 (gcc_expression_from_isl_expr_op): Same.
9456 2016-01-26 Jason Merrill <jason@redhat.com>
9459 * tree.c (recompute_constructor_flags): Split out from
9461 (verify_constructor_flags): New.
9462 * tree.h: Declare them.
9464 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9466 PR rtl-optimization/69217
9467 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9468 are no TYPE_FIELDS set for the record type.
9470 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9473 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9474 toc_label_name unconditionally.
9475 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9476 SYMBOL_REF string. Use toc_label_name instead of constructing
9478 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9479 constructing LCTOC1.
9481 2016-01-26 Martin Sebor <msebor@redhat.com>
9484 * doc/extend.texi (Common Type Attributes): Move text that talks about
9485 attribute packed from attribute aligned to the section discussing
9486 the former attribute for clarity.
9488 2016-01-26 Richard Henderson <rth@redhat.com>
9491 * trans-mem.c (tm_region_init): Mark entry block as visited.
9493 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9496 * diagnostic-show-locus.c (layout::print_source_line): Replace
9497 call to pp_newline with call to layout::print_newline.
9498 (layout::print_annotation_line): Likewise.
9499 (layout::move_to_column): Likewise.
9500 (layout::print_any_fixits): After printing any fixits, print a
9501 trailing newline, if necessary.
9502 (layout::print_newline): New method, resetting any colorization
9504 (diagnostic_show_locus): Move the pp_newline to before the
9505 early bailout. Remove dummy block enclosing the layout instance.
9506 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9507 of pp_newline_and_flush with pp_flush.
9508 (diagnostic_append_note): Delete use of pp_newline.
9509 (diagnostic_append_note_at_rich_loc): Delete.
9510 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9511 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9512 when newline characters are added to the buffer.
9514 2016-01-26 Michael Matz <matz@suse.de>
9516 * configure.ac (ac_cv_std_swap_in_utility): New test.
9517 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9518 * configure: Regenerate.
9519 * config.in: Regenerate.
9521 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9523 * config/arc/arc.md (cstoresi4): Force operand into register.
9524 (arcset<code>): Fix predicate.
9525 (arcsetltu): Likewise.
9526 (arcsetgeu): Likewise.
9527 (arcsethi): Likewise.
9528 (arcsetls): Likewise.
9530 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9532 PR tree-optimization/69483
9533 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9534 if base has error_mark_node type.
9536 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9539 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9540 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9542 (vget_lane_f16): Handle big-endian.
9543 (vgetq_lane_f16): Likewise.
9544 (vset_lane_f16): Likewise.
9545 (vsetq_lane_f16): Likewise.
9546 * config/arm/iterators.md (VQXMOV): Add V8HF.
9547 (VDQ): Add V4HF and V8HF.
9548 (V_reg): Handle V4HF and V8HF.
9549 (Is_float_mode): Likewise.
9550 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9551 neon_vdup_nv8hf): New patterns.
9552 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9553 Use VD_LANE iterator.
9554 (neon_vld1_dup<mode>): Use VQ2 iterator.
9556 2016-01-26 Nathan Sidwell <nathan@acm.org>
9558 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9559 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9560 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9561 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9562 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9563 (oacc_validate_dims): Add LEVEL arg, don't return level.
9564 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9566 (execute_oacc_device_lower): Adjust, add more dump output.
9567 * tree-ssa-loop.c (gate_oacc_kernels): Use
9568 oacc_fn_attrib_kernels_p.
9569 * tree-parloops.c (create_parallel_loop): Adjust
9570 set_oacc_fn_attrib call.
9572 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9575 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9576 (append_compiler_options): Handle -fcilkplus.
9577 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9579 2016-01-26 Nick Clifton <nickc@redhat.com>
9582 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9583 been marked as DECL_ONE_ONLY but we do not the means to make it
9584 so, then do not allow it to bind locally.
9586 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9589 * opts.h (parse_sanitizer_options): New prototype.
9590 * opts.c (sanitizer_opts): New array.
9591 (parse_sanitizer_options): New function.
9592 (common_handle_option): Use parse_sanitizer_options.
9594 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9597 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9598 alignment adjustment to ...
9599 (ix86_update_stack_boundary): Here. Don't over-align stack for
9601 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9602 if __tls_get_addr is called.
9604 2016-01-26 Christian Bruel <christian.bruel@st.com>
9606 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9608 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9610 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9612 2016-01-26 Richard Biener <rguenther@suse.de>
9615 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9617 2016-01-26 Richard Biener <rguenther@suse.de>
9619 PR tree-optimization/69452
9620 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9621 (move_computations_dom_walker::before_dom_children): Rename
9623 (move_computations_worker): This.
9624 (move_computations): Perform an RPO rather than a DOM walk.
9626 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9629 * combine.c (combine_instructions): For REG_EQUAL note with
9630 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9631 to the underlying register.
9632 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9633 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9635 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9638 * config/aarch64/aarch64-builtins.c
9639 (aarch64_init_simd_builtin_types): Do not set structural
9640 equality to __Poly{8,16,64,128}_t types.
9642 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9644 PR tree-optimization/69400
9645 * wide-int.cc (wi_pack): Take the precision as argument and
9646 perform canonicalization here rather than in the callers.
9647 Use the main loop to handle all full-width HWIs. Add a
9648 zero HWI if in_len isn't a full result.
9649 (wi::divmod_internal): Update accordingly.
9650 (wi::mul_internal): Likewise. Simplify.
9652 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9653 Sebastian Pop <s.pop@samsung.com>
9655 * graphite-poly.c (apply_poly_transforms): Simplify.
9656 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9657 (print_isl_map): Same.
9658 (print_isl_union_map): Same.
9659 (print_isl_schedule): New.
9660 (debug_isl_schedule): New.
9661 * graphite-dependences.c (scop_get_reads): Do not call
9662 isl_union_map_add_map that is undocumented isl functionality.
9663 (scop_get_must_writes): Same.
9664 (scop_get_may_writes): Same.
9665 (scop_get_original_schedule): Remove.
9666 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9667 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9668 (compute_deps): Remove.
9669 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9670 (debug_schedule_ast): New.
9671 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9672 set_separate_option.
9673 (graphite_regenerate_ast_isl): Add dump.
9674 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9675 from scop->transformed_schedule.
9676 (graphite_regenerate_ast_isl): Add more dump.
9677 * graphite-optimize-isl.c (optimize_isl): Set
9678 scop->transformed_schedule. Check whether schedules are equal.
9679 (apply_poly_transforms): Move here.
9680 * graphite-poly.c (apply_poly_transforms): ... from here.
9681 (free_poly_bb): Static.
9682 (free_scop): Static.
9683 (pbb_number_of_iterations_at_time): Remove.
9684 (print_isl_ast): New.
9685 (debug_isl_ast): New.
9686 (debug_scop_pbb): New.
9687 * graphite-scop-detection.c (print_edge): Move.
9689 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9690 (build_scop_scattering): Remove.
9691 (create_pw_aff_from_tree): Assert instead of bailing out.
9692 (add_condition_to_pbb): Remove unused code, do not fail.
9693 (add_conditions_to_domain): Same.
9694 (add_conditions_to_constraints): Remove.
9695 (build_scop_context): New.
9696 (add_iter_domain_dimension): New.
9697 (build_iteration_domains): Initialize pbb->iterators.
9698 Call add_conditions_to_domain.
9701 (index_outermost_in_loop): New.
9702 (index_pbb_in_loop): New.
9703 (outermost_pbb_in): New.
9704 (add_in_sequence): New.
9705 (add_outer_projection): New.
9706 (outer_projection_mupa): New.
9707 (add_loop_schedule): New.
9708 (build_schedule_pbb): New.
9709 (build_schedule_loop): New.
9710 (embed_in_surrounding_loops): New.
9711 (build_schedule_loop_nest): New.
9712 (build_original_schedule): New.
9713 (build_poly_scop): Call build_original_schedule.
9714 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9715 (free_poly_dr): Remove.
9716 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9717 (free_poly_bb): Remove.
9718 (debug_loop_vec): Remove.
9719 (print_isl_ast): Declare.
9720 (debug_isl_ast): Declare.
9721 (scop_do_interchange): Remove.
9722 (scop_do_strip_mine): Remove.
9723 (scop_do_block): Remove.
9724 (flatten_all_loops): Remove.
9725 (optimize_isl): Remove.
9726 (pbb_number_of_iterations_at_time): Remove.
9727 (debug_scop_pbb): Declare.
9728 (print_schedule_ast): Declare.
9729 (debug_schedule_ast): Declare.
9730 (struct scop): Remove schedule. Add original_schedule,
9731 transformed_schedule.
9732 (free_gimple_poly_bb): Remove.
9733 (print_generated_program): Remove.
9734 (debug_generated_program): Remove.
9735 (unify_scattering_dimensions): Remove.
9736 * sese.c (print_edge): ... here.
9737 (print_sese): ... here.
9738 (debug_edge): ... here.
9739 (debug_sese): ... here.
9740 * sese.h (print_edge): Declare.
9741 (print_sese): Declare.
9742 (dump_edge): Declare.
9743 (dump_sese): Declare.
9745 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9746 Sebastian Pop <s.pop@samsung.com>
9748 * Makefile.in: Set ISLVER in site.exp.
9750 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9752 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9753 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9754 through DECL_VALUE_EXPR for expansion.
9756 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9758 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9759 the frame info after reload completed.
9761 2016-01-25 Jeff Law <law@redhat.com>
9763 PR tree-optimization/69196
9764 PR tree-optimization/68398
9765 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9766 tree-ssa-threadupdate.c.
9767 (determine_bb_domination_status): Prototype
9768 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9769 (determine_bb_domination_status): No longer static.
9770 (valid_jump_thread_path): Remove code to detect characteristics
9771 of the jump thread path not associated with correctness.
9772 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9773 Correct test for thread path length. Count PHIs for real operands as
9774 statements that need to be copied. Do not count ASSERT_EXPRs.
9775 Look at all the blocks in the thread path. Compute and selectively
9776 filter thread paths based on threading through the latch, threading
9777 a multiway branch or crossing a multiway branch.
9779 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9781 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9782 decl with __attribute__ ((unused)) annotation.
9784 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9787 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9788 of operands is compatible with a statement vectype.
9790 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9792 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9793 improve wording for mixed storage order support.
9795 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9797 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9798 (vcvt_u64_f64): Likewise.
9799 (vcvta_s64_f64): Likewise.
9800 (vcvta_u64_f64): Likewise.
9801 (vcvtm_s64_f64): Likewise.
9802 (vcvtm_u64_f64): Likewise.
9803 (vcvtn_s64_f64): Likewise.
9804 (vcvtn_u64_f64): Likewise.
9805 (vcvtp_s64_f64): Likewise.
9806 (vcvtp_u64_f64): Likewise.
9808 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9810 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9811 (arc_init): Check validity mll64 option.
9812 (arc_save_restore): Use double load/store instruction.
9813 (arc_expand_movmem): Likewise.
9814 (arc_split_move): Don't split if we have double load/store
9815 instructions. Returns a boolean.
9816 (arc_process_double_reg_moves): Change function to return boolean
9817 instead of a sequence of instructions.
9818 (arc_dwarf_register_span): New function.
9819 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9820 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9821 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9822 (*movdf_insn): Likewise.
9823 * config/arc/arc.opt (mll64): New option.
9824 * config/arc/predicates.md (even_register_operand): New predicate.
9825 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9827 2016-01-25 Richard Biener <rguenther@suse.de>
9830 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9831 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9833 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9835 2016-01-25 Richard Biener <rguenther@suse.de>
9837 PR tree-optimization/69376
9838 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9840 (VN_INFO_ANTI_RANGE_P): New inline.
9841 (VN_INFO_RANGE_TYPE): Likewise.
9842 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9843 SSA_NAME_ANTI_RANGE_P.
9844 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9845 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9846 Properly query VN_INFO_RANGE_TYPE.
9848 2016-01-25 Nick Clifton <nickc@redhat.com>
9851 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9853 2016-01-23 Tom de Vries <tom@codesourcery.com>
9855 PR tree-optimization/69426
9856 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9859 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9861 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9862 "the the" with "the" in the comments.
9863 * ipa-devirt.c (build_type_inheritance_graph,
9864 update_type_inheritance_graph): Likewise.
9865 * tree.c (build_function_type_list_1): Likewise.
9866 * cfgloopmanip.c (scale_loop_profile): Likewise.
9867 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9868 * gimple-ssa-split-paths.c
9869 (find_block_to_duplicate_for_splitting_paths): Likewise.
9870 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9871 * expr.c (convert_move): Likewise.
9872 * var-tracking.c (vt_stack_adjustments): Likewise.
9873 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9874 * tree-vrp.c (test_for_singularity): Likewise.
9876 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9877 directly instead of building a temporary tree.
9880 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9881 remove <algorithm> include.
9883 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9886 * config/i386/i386.c: Include dojump.h.
9887 (expand_small_movmem_or_setmem,
9888 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9890 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9891 if dynamic_check != -1.
9893 2016-01-21 Jeff Law <law@redhat.com>
9896 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9897 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9898 into dominated_by_p.
9899 (cprop_into_successor_phis): Avoid unnecessary tests.
9901 2016-01-22 Richard Henderson <rth@redhat.com>
9904 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9905 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9907 2016-01-22 Michael Matz <matz@suse.de>
9909 * system.h (string, algorithm): Include only conditionally.
9910 (new): Include always under C++.
9911 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9912 * final.c (toplevel): Ditto.
9913 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9914 * genconditions.c (write_header): Make gencondmd.c define
9916 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9918 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9919 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9921 2016-01-22 Christian Bruel <christian.bruel@st.com>
9924 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9926 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9929 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9930 define_insn_and_split. Ensure operands[1] and operands[0] do not
9931 get assigned the same register.
9933 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9935 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9937 2016-01-22 Christian Bruel <christian.bruel@st.com>
9939 * config/arm/arm-c.c (arm_pragma_target_parse):
9940 Remove warn_builtin_macro_redefined overwrite.
9942 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9944 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9945 flag_non_call_exceptions compatibility.
9947 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9950 * dwarf2out.c (add_child_die_after): New function.
9951 (dwarf_qual_info_t): New type.
9952 (dwarf_qual_info): New variable.
9953 (qualified_die_p): New function.
9954 (modified_type_die): For -fdebug-types-section, ensure
9955 canonical order of qualifiers. Put qualified DIEs adjacent
9956 to the corresponding non-qualified type DIE and search there
9957 for existing qualified DIEs.
9959 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9961 * doc/extend.texi (scalar_storage_order type attribute): Document
9962 restriction on type punning and aliasing, and remove future tense.
9964 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9967 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9970 2016-01-21 Jeff Law <law@redhat.com>
9973 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9974 useless call to record_temporary_equivalences.
9975 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9976 allocate 10 slots in the bb_path vector and let it grow as needed.
9977 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9980 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9982 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9984 * configure: Regenerate.
9986 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9988 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9989 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9991 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9994 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9995 drop EXPAND_INITIALIZER.
9996 * rtl.h (contains_symbolic_reference_p): Declare.
9997 * rtlanal.c (contains_symbolic_reference_p): New function.
9998 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9999 a subtraction into a NOT if symbolic constants are involved.
10001 2016-01-21 Anton Blanchard <anton@samba.org>
10002 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10005 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
10007 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
10010 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10012 * config/microblaze/microblaze.c
10013 (get_branch_target): New.
10014 (insert_wic_for_ilb_runout): New.
10016 (microblaze_machine_dependent_reorg): New.
10017 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10018 * config/microblaze/microblaze.md
10019 (UNSPEC_IPREFETCH): Define.
10020 (iprefetch): New pattern
10021 * config/microblaze/microblaze.opt
10022 (mxl-prefetch): New flag.
10024 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10026 * config/microblaze/microblaze.h
10027 (FIXED_REGISTERS): Update in macro.
10028 (CALL_USED_REGISTERS): Update in macro.
10030 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10032 PR rtl-optimization/68920
10033 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10036 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10038 PR rtl-optimization/68990
10039 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10040 pseudo instead of inheritance ones.
10042 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10043 Nick Clifton <nickc@redhat.com>
10047 * config/mips/mips.c (mips_compute_frame_info): Initialise
10048 args_size and hard_frame_pointer_offset fields of the frame
10049 structure before calling mips_global_pointer.
10051 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10053 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10055 * configure: Regenerate.
10057 2016-01-21 Richard Biener <rguenther@suse.de>
10059 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10061 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10063 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10064 to actually emit the .size directive.
10066 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10067 Jakub Jelinek <jakub@redhat.com>
10071 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10072 args array size by one to avoid buffer overflow.
10074 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10076 * config/s390/s390.md (pool_section_start): Use switch_to_section
10077 to select proper read-only data section instead of hardcoding
10079 (pool_section_end): Use switch_to_section to match the above.
10081 2016-01-21 Richard Biener <rguenther@suse.de>
10083 PR tree-optimization/69378
10084 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10085 (set_ssa_val_to): Use it for dominance checks taking into
10086 account not executable edges.
10088 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10091 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10092 for bitsize instead of GET_MODE_PRECISION (mode).
10094 2016-01-20 Martin Sebor <msebor@redhat.com>
10097 * extend.texi (__sync Builtins): Clarify the semantics of
10098 __sync_fetch_and_OP built-ins on pointers.
10099 (__atomic Builtins): Same.
10101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10102 Sebastian Pop <s.pop@samsung.com>
10104 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10105 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10106 (is_valid_rename): Same.
10107 (translate_isl_ast_to_gimple::get_rename): Same.
10108 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10109 (translate_isl_ast_to_gimple::rename_uses): Same.
10110 (get_new_name): Check for close_phi nodes.
10111 (copy_loop_phi_args): Use phi_node_kind.
10112 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10113 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10115 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10116 Sebastian Pop <s.pop@samsung.com>
10118 Revert commit r229783.
10119 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10120 Remove use of parameter_rename_map.
10121 (copy_def): Remove.
10122 (copy_internal_parameters): Remove.
10123 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10124 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10125 (free_sese_info): Do not free parameter_rename_map.
10126 (set_rename): Do not use parameter_rename_map.
10127 (rename_uses): Update call to set_rename.
10128 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10129 * sese.h (parameter_rename_map_t): Remove.
10130 (struct sese_info_t): Remove field parameter_rename_map.
10132 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10133 Sebastian Pop <s.pop@samsung.com>
10135 * graphite-isl-ast-to-gimple.c: Fix comment.
10136 * graphite-scop-detection.c (defined_in_loop_p): New.
10137 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10138 names defined in loop.
10140 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10141 Sebastian Pop <s.pop@samsung.com>
10143 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10144 Discard unstructured if-then-else regions.
10146 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10147 Sebastian Pop <s.pop@samsung.com>
10149 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10150 (cleanup_loop_iter_dom): Remove.
10151 (build_loop_iteration_domains): Remove.
10152 (build_scop_context): Remove.
10153 (build_scop_iteration_domain): Remove.
10154 (add_loop_constraints): New.
10155 (build_iteration_domains): New.
10156 (build_poly_scop): Call build_iteration_domains.
10158 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10159 Sebastian Pop <s.pop@samsung.com>
10161 * graphite-scop-detection.c
10162 (scop_detection::harmful_loop_in_region): Free dom and loops.
10163 (scop_detection::loop_body_is_valid_scop): Free bbs.
10165 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10166 Sebastian Pop <s.pop@samsung.com>
10168 * graphite-scop-detection.c (record_loop_in_sese): New.
10169 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10170 (build_scops): Remove call to build_sese_loop_nests.
10171 * sese.c (sese_record_loop): Remove.
10172 (build_sese_loop_nests): Remove.
10173 (new_sese_info): Remove region->loops.
10174 (free_sese_info): Same.
10175 * sese.h (sese_contains_loop): Same.
10176 (build_sese_loop_nests): Remove.
10177 (sese_contains_loop): Remove.
10179 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10180 Sebastian Pop <s.pop@samsung.com>
10182 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10183 loop_is_valid_in_scop.
10184 (scop_detection::harmful_stmt_in_region): Renamed
10185 harmful_loop_in_region.
10186 Call loop_is_valid_in_scop.
10188 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10189 Sebastian Pop <s.pop@samsung.com>
10191 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10194 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10195 Sebastian Pop <s.pop@samsung.com>
10197 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10198 * graphite.h (struct poly_bb): Remove field is_reduction.
10199 (PBB_IS_REDUCTION): Remove.
10201 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10202 Sebastian Pop <s.pop@samsung.com>
10204 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10205 (add_pdr_constraints): Same.
10206 (scop_get_reads): Same.
10207 (scop_get_must_writes): Same.
10208 (scop_get_may_writes): Same.
10209 (scop_get_original_schedule): Same.
10210 (extend_schedule): Same.
10211 (apply_schedule_on_deps): Same.
10212 (carries_deps): Same.
10213 (compute_deps): Same.
10214 (scop_get_dependences): Same.
10215 * graphite-isl-ast-to-gimple.c
10216 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10217 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10218 (get_schedule_for_band_list): Same.
10219 (get_schedule_map): Same.
10220 (apply_schedule_map_to_scop): Same.
10221 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10222 (build_loop_iteration_domains): Same.
10223 (add_condition_to_pbb): Same.
10224 (add_param_constraints): Same.
10225 (pdr_add_memory_accesses): Same.
10226 (pdr_add_data_dimensions): Same.
10228 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10230 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10233 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10235 * common.opt (feliminate-dwarf2-dups): Replace references to
10236 "DWARF 2" with just "DWARF".
10237 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10238 * doc/extend.texi: Likewise.
10239 * doc/cpp.texi: Likewise.
10240 * doc/invoke.texi: Likewise.
10241 (Option Summary): Add -gdwarf to list of Debugging Options.
10242 (Debugging Options): Document -gdwarf.
10243 * doc/contrib.texi: Spell "DWARF" like that.
10245 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10247 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10248 warning. Fix up formatting.
10250 PR middle-end/67653
10251 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10252 attempt to mark memory input operand addressable and
10253 call prepare_gimple_addressable in that case. Don't adjust
10254 input_location for diagnostics, use error_at instead.
10256 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10258 * config/rs6000/ppc-auxv.h: New file.
10259 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10260 (cpu_is): Likewise.
10261 (cpu_supports): Likewise.
10262 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10263 (cpu_is_info): New variable.
10264 (cpu_supports_info): Likewise.
10265 (tcb_verification_symbol): Likewise.
10266 (cpu_builtin_p): Likewise.
10267 (cpu_expand_builtin): New function.
10268 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10269 (rs6000_init_builtins): Likewise.
10270 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10271 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10272 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10273 * configure: Regenerate.
10274 * config.in: Likewise.
10275 * doc/extend.texi (PowerPC Built-in Functions): Document
10276 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10278 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10281 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10283 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10286 2016-01-20 Richard Henderson <rth@redhat.com>
10292 * tree.c (tm_define_builtin): New.
10293 (find_tm_vector_type): New.
10294 (build_tm_vector_builtins): New.
10295 (build_common_builtin_nodes): Call it.
10297 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10299 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10300 (arm_fp_ok): Likewise.
10301 (arm_fp): Likewise.
10302 (arm_crypto): Likewise.
10304 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10305 Richard Biener <rguenther@suse.de>
10307 PR tree-optimization/69328
10308 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10309 vectors have same number of elements.
10310 (vectorizable_condition): Fix masked version recognition.
10312 2016-01-20 Richard Biener <rguenther@suse.de>
10314 PR tree-optimization/69345
10315 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10316 (VN_INFO_PTR_INFO): Likewise.
10317 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10318 info when it is equal between non-dominating SSA names.
10319 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10320 Make sure to look at original SSA infos.
10322 2016-01-20 Jeff Law <law@redhat.com>
10325 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10327 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10328 (pc_or_label_operand): New predicate.
10329 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10330 tests for small integers that are 2^n - 1.
10332 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10334 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10336 2016-01-19 Jeff Law <law@redhat.com>
10338 PR middle-end/69347
10339 * tree-ssa-threadbackwards.c
10340 (fsm_find_control_statement_thread_paths): Do not try to lookup
10341 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10343 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10345 * doc/lto.texi: Remove text that says only Gold has linker plugin
10348 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10350 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10351 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10352 the DIE accordingly.
10353 (modified_type_die): Add REVERSE parameter and pass it recursively,
10354 as well as to base_type_die. Adjust presence check accordingly.
10355 (base_type_for_mode): Adjust call to modified_type_die.
10356 (add_type_attribute): Add REVERSE parameter and pass it to
10358 (generic_parameter_die): Adjust call to add_type_attribute.
10359 (add_scalar_info): Likewise.
10360 (add_subscript_info): Likewise.
10361 (gen_array_type_die): Likewise.
10362 (gen_descr_array_type_die): Likewise.
10363 (gen_entry_point_die): Likewise.
10364 (gen_enumeration_type_die): Likewise.
10365 (gen_formal_parameter_die): Likewise.
10366 (gen_subprogram_die): Likewise.
10367 (gen_variable_die ): Likewise.
10368 (gen_const_die): Likewise.
10369 (gen_field_die): Likewise.
10370 (gen_pointer_type_die): Likewise.
10371 (gen_reference_type_die): Likewise.
10372 (gen_ptr_to_mbr_type_die): Likewise.
10373 (gen_inheritance_die): Likewise.
10374 (gen_subroutine_type_die): Likewise.
10375 (gen_typedef_die): Likewise.
10376 (force_type_die): Adjust call to modified_type_die.
10378 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10380 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10381 flow throughout the file. Fix broken link to Objective-C 2.0
10383 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10386 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10388 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10390 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10393 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10394 (maybe_record_node): Record cxa_pure_virtual as the only possible
10395 target if there are not ohter candidates.
10396 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10398 2016-01-19 Richard Biener <rguenther@suse.de>
10400 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10401 (get_memory_order): Likewise.
10403 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10405 * tree-vect-stmts.c (vectorizable_store): Check
10408 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10411 * gcc.c (driver::decode_argv): Add call to
10412 init_opts_obstack before init_options_struct.
10413 * opts.c (init_opts_obstack): Remove idempotency.
10414 (init_options_struct): Replace call to init_opts_obstack
10415 with a gcc_assert to verify that it has already been called.
10416 * toplev.c (toplev::main): Add call to init_opts_obstack before
10417 calls to init_options_struct.
10418 (toplev::finalize): Move cleanup of opts_obstack next to
10419 cleanup of save_decoded_options, clearing the latter, and
10420 save_decoded_options_count.
10422 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10425 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10426 attribute to unconditional. Remove %? from output template.
10428 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10429 Jiong Wang <jiong.wang@arm.com>
10431 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10432 generated from different expand order.
10434 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10436 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10437 Add support for CCMP costing.
10439 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10441 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10442 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10443 (fccmpe<mode>): Likewise.
10444 (fcmp): Rename to fcmp and globalize pattern.
10446 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10447 (aarch64_gen_ccmp_next): Add FP support.
10449 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10451 * target.def (gen_ccmp_first): Update documentation.
10452 (gen_ccmp_next): Likewise.
10453 * doc/tm.texi (gen_ccmp_first): Update documentation.
10454 (gen_ccmp_next): Likewise.
10455 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10456 expand_ccmp_expr_1. Improve comments.
10457 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10458 (ccmp_ior<mode>): Remove pattern.
10459 (cmp<mode>): Remove expand.
10460 (cmp): Globalize pattern.
10461 (cstorecc4): Use cc_register.
10462 (mov<mode>cc): Remove ccmp_cc_register check.
10463 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10464 Simplify after removal of CC_DNE/* modes.
10465 (aarch64_ccmp_mode_to_code): Remove.
10466 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10467 In 'k' case use integer as condition.
10468 (aarch64_nzcv_codes): Remove inverted cases.
10469 (aarch64_code_to_ccmode): Remove.
10470 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10471 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10472 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10473 pattern. Return the comparison with CC register. Invert conditions
10474 when bitcode is OR.
10475 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10476 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10478 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10480 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10481 instrumented_version.
10483 2016-01-19 Richard Biener <rguenther@suse.de>
10485 PR tree-optimization/69336
10486 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10487 handled components with get_ref_base_and_extent.
10488 (equal_mem_array_ref_p): Adjust.
10490 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10493 * shrink-wrap.c: Include valtrack.h.
10494 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10495 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10496 in between insn and where it will be moved to. Call
10497 dead_debug_insert_temp.
10498 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10499 first and dead_debug_local_finish at the end.
10500 For uses and defs bitmap, handle all regs in between REGNO and
10501 END_REGNO, not just the first one.
10503 2016-01-19 Richard Biener <rguenther@suse.de>
10505 PR tree-optimization/69352
10506 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10507 (equal_mem_array_ref_p): Constrain size and max size properly.
10508 Compare the reverse flag.
10510 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10512 * ira.c (ira): Update regstat data if we deleted insns.
10514 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10516 PR rtl-optimization/68955
10517 PR rtl-optimization/64557
10518 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10519 here. Fix up formatting.
10520 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10522 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10525 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10526 assume that the node has body.
10527 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10530 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10532 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10535 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10537 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10538 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10540 2016-01-19 Martin Jambor <mjambor@suse.cz>
10541 Martin Liska <mliska@suse.cz>
10542 Michael Matz <matz@suse.de>
10544 * Makefile.in (OBJS): Add new source files.
10545 (GTFILES): Add hsa.c.
10546 * common.opt (disable_hsa): New variable.
10547 (-Whsa): New warning.
10548 * config.in (ENABLE_HSA): New.
10549 * configure.ac: Treat hsa differently from other accelerators.
10550 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10551 $enable_offloading.
10552 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10553 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10554 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10555 --with-hsa-kmt-lib.
10556 * doc/invoke.texi (-Whsa): Document.
10557 (hsa-gen-debug-stores): Likewise.
10558 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10559 to invoke offload compiler for hsa acclerator.
10560 * opts.c (common_handle_option): Determine whether HSA offloading
10561 should be performed.
10562 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10563 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10564 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10565 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10566 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10567 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10568 GF_OMP_FOR_KIND_GRID_LOOP.
10569 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10570 (pp_gimple_stmt_1): Likewise.
10571 * gimple-walk.c (walk_gimple_stmt): Likewise.
10572 * gimple.c (gimple_build_omp_grid_body): New function.
10573 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10574 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10575 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10576 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10577 GF_OMP_TEAMS_GRID_PHONY.
10578 (gimple_statement_omp_single_layout): Updated comments.
10579 (gimple_build_omp_grid_body): New function.
10580 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10581 (gimple_omp_for_grid_phony): New function.
10582 (gimple_omp_for_set_grid_phony): Likewise.
10583 (gimple_omp_parallel_grid_phony): Likewise.
10584 (gimple_omp_parallel_set_grid_phony): Likewise.
10585 (gimple_omp_teams_grid_phony): Likewise.
10586 (gimple_omp_teams_set_grid_phony): Likewise.
10587 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10588 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10589 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10590 (BUILT_IN_GOMP_TARGET): Updated type.
10591 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10592 (adjust_for_condition): New function.
10593 (get_omp_for_step_from_incr): Likewise.
10594 (extract_omp_for_data): Moved parts to adjust_for_condition and
10595 get_omp_for_step_from_incr.
10596 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10597 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10598 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10599 (scan_omp_parallel): Do not create child functions for phony
10601 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10602 (scan_omp_1_op): Checking assert we are not remapping to
10603 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10604 (parallel_needs_hsa_kernel_p): New function.
10605 (expand_parallel_call): Register apprpriate parallel child
10606 functions as HSA kernels.
10607 (grid_launch_attributes_trees): New type.
10608 (grid_attr_trees): New variable.
10609 (grid_create_kernel_launch_attr_types): New function.
10610 (grid_insert_store_range_dim): Likewise.
10611 (grid_get_kernel_launch_attributes): Likewise.
10612 (get_target_argument_identifier_1): Likewise.
10613 (get_target_argument_identifier): Likewise.
10614 (get_target_argument_value): Likewise.
10615 (push_target_argument_according_to_value): Likewise.
10616 (get_target_arguments): Likewise.
10617 (expand_omp_target): Call get_target_arguments instead of looking
10618 up for teams and thread limit.
10619 (grid_expand_omp_for_loop): New function.
10620 (grid_arg_decl_map): New type.
10621 (grid_remap_kernel_arg_accesses): New function.
10622 (grid_expand_target_kernel_body): New function.
10623 (expand_omp): Call it.
10624 (lower_omp_for): Do not emit phony constructs.
10625 (lower_omp_taskreg): Do not emit phony constructs but create for them
10626 a temporary variable receiver_decl.
10627 (lower_omp_taskreg): Do not emit phony constructs.
10628 (lower_omp_teams): Likewise.
10629 (lower_omp_grid_body): New function.
10630 (lower_omp_1): Call it.
10631 (grid_reg_assignment_to_local_var_p): New function.
10632 (grid_seq_only_contains_local_assignments): Likewise.
10633 (grid_find_single_omp_among_assignments_1): Likewise.
10634 (grid_find_single_omp_among_assignments): Likewise.
10635 (grid_find_ungridifiable_statement): Likewise.
10636 (grid_target_follows_gridifiable_pattern): Likewise.
10637 (grid_remap_prebody_decls): Likewise.
10638 (grid_copy_leading_local_assignments): Likewise.
10639 (grid_process_kernel_body_copy): Likewise.
10640 (grid_attempt_target_gridification): Likewise.
10641 (grid_gridify_all_targets_stmt): Likewise.
10642 (grid_gridify_all_targets): Likewise.
10643 (execute_lower_omp): Call grid_gridify_all_targets.
10644 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10645 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10646 (tree_omp_clause): Added union field dimension.
10647 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10648 * tree.c (omp_clause_num_ops): Added number of arguments of
10649 OMP_CLAUSE__GRIDDIM_.
10650 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10651 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10652 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10653 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10654 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10655 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10656 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10657 * tree-pass.h (make_pass_gen_hsail): Declare.
10658 (make_pass_ipa_hsa): Likewise.
10659 * ipa-hsa.c: New file.
10660 * lto-section-in.c (lto_section_name): Add hsa section name.
10661 * lto-streamer.h (lto_section_type): Add hsa section.
10662 * timevar.def (TV_IPA_HSA): New.
10663 * hsa-brig-format.h: New file.
10664 * hsa-brig.c: New file.
10665 * hsa-dump.c: Likewise.
10666 * hsa-gen.c: Likewise.
10669 * toplev.c (compile_file): Call hsa_output_brig.
10670 * hsa-regalloc.c: New file.
10672 2016-01-18 Jeff Law <law@redhat.com>
10674 PR tree-optimization/69320
10675 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10676 ranged object, do nothing if the RHS constant is not [0..1].
10677 (optimize_stmt): Comparing a boolean ranged object against a
10678 constant outside [0..1] results in a compile-time constant.
10680 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10683 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10685 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10686 (Option Summary): Update to reflect new section and moved options.
10687 (C++ Dialect Options): Move -fstats to new section.
10688 (Debugging Options): Move all dump, statistics, and other GCC
10689 developer options to new section. Rewrite section introduction
10690 and re-order remaining options to put the more basic ones first.
10691 (Optimization Options): Move -fira-verbose and -flto-report* to
10693 (Developer Options): New section incorporating moved options.
10694 * doc/cppopts.texi (-dM): Update cross-reference.
10696 2016-01-18 Richard Henderson <rth@redhat.com>
10699 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10700 operands to pseudo only if CSE is expected. Split long immediate
10701 operands only after reload, and for the stack pointer.
10702 (*add<GPI>3_pluslong): Remove.
10703 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10704 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10705 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10706 (*add<GPI>3 peepholes): New.
10707 (*add<GPI>3 splitters): New.
10708 * config/aarch64/constraints.md (Upl): New.
10709 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10711 2016-01-18 Richard Biener <rguenther@suse.de>
10713 PR tree-optimization/69297
10714 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10716 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10718 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10720 PR middle-end/68542
10721 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10722 of mixind vector and scalar types.
10723 (fold_relational_const): Add handling of vector
10724 comparison with boolean result.
10725 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10726 comparison of vector operands with boolean result for EQ/NE only.
10727 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10728 (verify_gimple_cond): Likewise.
10729 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10732 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10734 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10737 2016-01-18 Richard Biener <rguenther@suse.de>
10739 PR middle-end/69308
10740 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10742 2016-01-18 Tom de Vries <tom@codesourcery.com>
10744 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10746 2016-01-18 Tom de Vries <tom@codesourcery.com>
10748 * omp-low.c (set_oacc_fn_attrib): Make extern.
10749 * omp-low.h (set_oacc_fn_attrib): Declare.
10750 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10751 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10752 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10753 Add and handle function parameter oacc_kernels_p.
10754 (find_reduc_addr, get_omp_data_i_param): New function.
10755 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10756 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10757 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10758 Calculate dominance info. Skip loops that are not in a kernels region
10759 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10760 (pass_parallelize_loops::execute): Call parallelize_loops with
10761 oacc_kernels_p argument.
10762 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10763 New member function.
10764 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10765 * passes.def: Add argument to pass_parallelize_loops instantation.
10767 2016-01-18 Tom de Vries <tom@codesourcery.com>
10769 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10770 pass_parallelize_loops to be run outside the loop pipeline.
10772 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10774 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10775 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10777 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10780 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10781 using get_ref_base_and_extent.
10782 (equal_mem_array_ref_p): New.
10783 (hashable_expr_equal_p): Add call to previous.
10785 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10788 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10789 (sra_initialize): Allocate disqualified_constants.
10790 (sra_deinitialize): Free disqualified_constants.
10791 (disqualify_candidate): Update disqualified_constants when appropriate.
10792 (create_access): Scan for constant-pool entries as we go along.
10793 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10794 (maybe_add_sra_candidate): Allow constant-pool entries.
10795 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10796 (initialize_constant_pool_replacements): New.
10797 (sra_modify_assign): Avoid mangling assignments created by previous,
10798 and don't generate writes into constant pool.
10799 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10801 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10803 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10804 andnot instruction.
10805 (scalar_chain::convert_op): Likewise.
10806 * config/i386/i386.md (*andndi3_doubleword): New.
10808 2016-01-18 Richard Biener <rguenther@suse.de>
10810 PR tree-optimization/69170
10811 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10812 building a vector from scalar results of a pattern stmt.
10814 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10816 * haifa-sched.c (autopref_multipass_init): Work around
10817 -Wmaybe-uninitialized warning.
10819 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10821 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10822 against the constant 0.
10824 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10826 PR tree-optimization/68799
10827 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10828 look up phi candidates in the statement-candidate map.
10829 (phi_add_costs): Likewise.
10830 (record_phi_increments): Likewise.
10831 (phi_incr_cost): Likewise.
10832 (ncd_with_phi): Likewise.
10833 (all_phi_incrs_profitable): Likewise.
10835 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10837 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10838 -Wmaybe-uninitialized warning.
10840 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10842 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10843 (Option Summary): Update to reflect new section and moved options.
10844 (C++ Dialect Options): Move -fvtable-verify and related options.
10845 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10846 and profiling-related options.
10847 (Optimization Options): Move profile generation options and
10848 -fstack-protector and related options.
10849 (Instrumentation Options): New section incorporating moved options.
10850 (Code Generation Options): Move -finstrument-functions and
10851 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10853 2016-01-16 Tom de Vries <tom@codesourcery.com>
10855 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10857 2016-01-16 Tom de Vries <tom@codesourcery.com>
10859 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10861 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10863 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10864 that checks whether the table is already empty. Rename the
10865 original implementation to...
10866 (hash_table::empty_slot): ...this new private function.
10868 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10870 PR diagnostic/68899
10871 * diagnostic-show-locus.c (layout::print_source_line): Move x
10872 offset of line until after call to
10873 get_line_width_without_trailing_whitespace.
10875 2016-01-15 Jeff Law <law@redhat.com>
10877 PR tree-optimization/69270
10878 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10879 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10880 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10881 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10882 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10883 ssa_name_has_boolean_range and constant_boolean_node.
10885 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10887 PR rtl-optimization/69030
10888 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10890 (spill_pseudos): Delete debug insn for dead pseudo.
10891 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10893 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10895 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10897 (TYPES_UNOPUS): Likewise.
10898 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10899 builtin type, from UNOP to UNOPUS.
10900 (lbtruncuv4sf): Likewise.
10901 (lbtruncuv2df): Likewise.
10902 (lrounduv2sf): Likewise.
10903 (lrounduv4sf): Likewise.
10904 (lrounduv2df): Likewise.
10905 (lroundusf): Likewise.
10906 (lroundusf): Likewise.
10907 (lceiluv2sf): Likewise.
10908 (lceiluv4sf): Likewise.
10909 (lceiluv2df): Likewise.
10910 (lceilusf): Likewise.
10911 (lceiludf): Likewise.
10912 (lflooruv2sf): Likewise.
10913 (lflooruv4sf): Likewise.
10914 (lflooruv2df): Likewise.
10915 (lfloorusf): Likewise.
10916 (lfloorudf): Likewise.
10917 (lfrintnuv2sf): Likewise.
10918 (lfrintnuv4sf): Likewise.
10919 (lfrintnuv2df): Likewise.
10920 (lfrintnusf): Likewise.
10921 (lfrintnudf): Likewise.
10922 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10924 (vcvtq_u32_f32): Likewise.
10925 (vcvtq_u64_f64): Likewise.
10926 (vcvta_u32_f32): Likewise.
10927 (vcvtaq_u32_f32): Likewise.
10928 (vcvtaq_u64_f64): Likewise.
10929 (vcvtm_u32_f32): Likewise.
10930 (vcvtmq_u32_f32): Likewise.
10931 (vcvtmq_u64_f64): Likewise.
10932 (vcvtn_u32_f32): Likwise.
10933 (vcvtnq_u32_f32): Likewise.
10934 (vcvtnq_u64_f64): Likewise.
10935 (vcvtp_u32_f32): Likewise.
10936 (vcvtpq_u32_f32): Likewise.
10937 (vcvtpq_u64_f64): Likewise.
10938 (vcvtmd_u64_f64): Likewise.
10939 (vcvtms_u32_f32): Likewise.
10940 (vcvtad_u64_f64): Likewise.
10941 (vcvtas_u32_f32): Likewise.
10942 (vcvtnd_u64_f64): Likewise.
10943 (vcvtns_u32_f32): Likewise.
10944 (vcvtpd_u64_f64): Likewise.
10945 (vcvtps_u32_f32): Likewise.
10947 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10949 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10950 CSEL of zero_extended registers.
10952 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10954 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10955 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10957 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10959 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10960 false when argument string is not found in the attributes table
10963 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10966 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10967 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10968 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10969 precision estimate.
10971 2016-01-15 Richard Biener <rguenther@suse.de>
10973 PR tree-optimization/66856
10974 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10975 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10976 (vect_create_new_slp_node): Increment stmt reference count.
10977 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10978 an SLP tree before swapping operands.
10979 (vect_build_slp_tree): Likewise.
10980 (destroy_bb_vec_info): Free stmt info after SLP instances.
10981 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10982 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10983 (STMT_VINFO_NUM_SLP_USES): New macro.
10985 2016-01-15 Richard Biener <rguenther@suse.de>
10988 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10989 (add_linkage_name): ... here.
10990 (gen_typedef_die): Use add_linkage_name_raw instead of
10991 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10994 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10996 * gimplify.c (oacc_default_clause): Decode reference and pointer
10997 types for both kernels and parallel regions.
10999 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
11001 PR middle-end/69246
11002 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
11004 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11006 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
11007 (convert_scalars_to_vector): Likewise.
11009 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
11011 * doc/extend.texi (Type Traits): Fix grammar.
11013 2016-01-15 Martin Jambor <mjambor@suse.cz>
11015 * tree-inline.c (remap_decl): Use existing dclarations if
11016 remapping a type and prevent_decl_creation_for_types.
11017 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11018 decls first. Do real remapping with
11019 prevent_decl_creation_for_types set.
11020 * tree-inline.h (copy_body_data): New field
11021 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11024 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11026 * config/s390/s390.opt (mmvcle): More verbose help text.
11028 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11030 * config/s390/s390.opt: Add period to -mzvector option text.
11032 2016-01-15 Richard Biener <rguenther@suse.de>
11034 PR tree-optimization/68961
11035 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11036 of invariants in stores again.
11038 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11040 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11042 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11044 * config/i386/i386.c (ix86_expand_branch): Don't split
11045 DI mode xor instruction to SI mode.
11047 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11050 * ipa-icf.c (sem_function::merge): Virtual functions may become
11051 reachable even if they address is not taken and there are no
11054 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11056 * lto-streamer-out.c (subtract_estimated_size): New function.
11057 (get_symbol_initial_value): Use it.
11059 2016-01-15 Christian Bruel <christian.bruel@st.com>
11062 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11063 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11064 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11065 use add_builtin_function_ext_scope instead of add_builtin_function.
11066 (neon_set_p, neon_crypto_set_p): Remove.
11067 (arm_init_builtins): Always call arm_init_neon_builtins and
11068 arm_init_crypto_builtins.
11069 (arm_expand_builtin): Check that builtins are allowed for the arch.
11070 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11071 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11072 arm_init_neon_builtins call.
11074 2016-01-15 Richard Biener <rguenther@suse.de>
11076 PR tree-optimization/69117
11077 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11078 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11079 of the leader conservatively.
11080 (free_scc_vn): Restore original SSA name infos.
11082 2016-01-14 Jeff Law <law@redhat.com>
11084 PR tree-optimization/69270
11085 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11086 single bit of precision, verify it's also unsigned.
11087 (record_edge_info): Use constant_boolean_node rather than fold_convert
11088 to convert boolean_true/boolean_false to the right type.
11090 2016-01-14 Richard Henderson <rth@redhat.com>
11093 * loop-doloop.c (record_reg_sets): New.
11094 (doloop_optimize): Reject the transform if the sequence
11095 clobbers registers live at the end of the loop block.
11096 (doloop_optimize_loops): Enable df_live if needed.
11098 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11100 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11101 * gcc/config/rs6000/rs6000.c: Likewise.
11102 * gcc/config/rs6000/rs6000.h: Likewise.
11103 * gcc/config/rs6000/rs6000.md: Likewise.
11104 * gcc/doc/extend.texi: Likewsie.
11106 2016-01-14 Jeff Law <law@redhat.com>
11108 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11111 2016-01-14 Richard Henderson <rth@redhat.com>
11115 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11116 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11117 instead of builtin_decl_declared_p to test for declaration.
11119 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11121 * doc/loop.texi (Loop Analysis and Representation): Document
11122 loop_depth function.
11124 2016-01-14 Tom de Vries <tom@codesourcery.com>
11126 PR tree-optimization/68773
11127 * omp-low.c (expand_omp_target): Don't set force_output.
11128 * varpool.c (varpool_node::get_create): Same.
11129 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11130 offload_funcs with force_output.
11132 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11135 * lra-eliminations.c (move_plus_up): Don't change anything if either
11136 the outer or inner subreg mode is not MODE_INT.
11137 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11138 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11140 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11142 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11143 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11144 reduc_uplus_@var{m}): Remove.
11145 * expr.c (expand_expr_real_2): Remove expansion path for
11146 reduc_[us](min|max|plus) optabs.
11147 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11148 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11149 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11150 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11151 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11152 reduc_[us](min|max|plus) optabs.
11154 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11156 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11157 (reduc_plus_scal_v2sf): New.
11158 (reduc_smax_v2sf): Rename to...
11159 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11160 (reduc_smin_v2sf): Rename to...
11161 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11163 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11165 * alias.c (compare_base_symbol_refs): New function.
11166 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11169 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11171 PR middle-end/68146
11172 PR tree-optimization/69155
11173 * tree-complex.c: Include cfganal.h.
11174 (phis_to_revisit): New variable.
11175 (extract_component): Add phiarg_p argument. Assert that returned
11176 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11177 (update_phi_components): Partly rewrite to use loop over real/imag
11178 components instead of code duplication. If extract_component returns
11179 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11180 create_tmp_reg into the PHI node instead, and mention the phi triplet
11181 in phis_to_revisit.
11182 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11183 in phis_to_revisit at the end.
11185 2016-01-14 Richard Biener <rguenther@suse.de>
11187 PR tree-optimization/68060
11188 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11189 outer loop reduction is only used in the inner loop before
11190 detecting a double reduction.
11192 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11195 * combine.c (expand_field_assignment): Punt if compute_mode is
11196 unsupported scalar mode.
11198 2016-01-14 Richard Biener <rguenther@suse.de>
11200 PR tree-optimization/66856
11201 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11202 SLP node only if it built successfully.
11203 (vect_analyze_slp_instance): Adjust.
11205 2016-01-14 Jeff Law <law@redhat.com>
11207 PR tree-optimization/69270
11208 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11209 (record_edge_info): Use it. Convert boolean_{true,false}_node
11210 to the type of op0.
11212 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11215 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11216 use block_ultimate_origin
11217 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11219 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11221 * doc/invoke.texi (Submodel Options): Rename section to
11222 "Machine-Dependent Options" to better reflect its content.
11223 Rewrite introductory text to remove archaic CPU names.
11226 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11228 * doc/invoke.texi (Code Gen Options): Move section up in file,
11229 before target-specific options. Update menu and option summary
11230 to reflect the new section ordering.
11232 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11234 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11235 (C++ Dialect Options): Add cross-reference to -std option.
11236 * doc/standards.texi (C++ Language): Document C++14 support.
11238 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11240 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11241 for pack/unpack functions for __ibm128.
11242 (PACK_IF): Likewise.
11243 (UNPACK_IF): Likewise.
11245 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11246 support for __ibm128 pack/unpack functions.
11247 (rs6000_invalid_builtin): Likewise.
11248 (rs6000_init_builtins): Likewise.
11249 (rs6000_opt_masks): Likewise.
11251 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11252 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11254 (RS6000_BTM_COMMON): Likewise.
11256 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11257 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11258 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11259 128-bit floating point. Add support for the double values to be
11260 in Altivec registers for TF/IF packing and unpacking, but restrict
11261 TD packing sub-fields to be FPR registers. Don't allow overlapped
11262 register support for packing. Allow pack inputs to be memory
11263 locations. Don't build generator functions for unpack<mode>_dm
11264 and unpack<mode>_nodm.
11265 (unpack<mode>_dm): Likewise.
11266 (unpack<mode>_nodm): Likewise.
11267 (pack<mode>): Likewise.
11269 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11270 built-in functions to pack/unpack explicit __ibm128 values.
11271 (__builtin_unpack_ibm128): Likewise.
11273 * doc/extend.texi (PowerPC Built-in Functions): Document
11274 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11276 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11279 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11280 Add new arg loc and pass it down as context.
11281 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11282 to the location to use for the warning.
11283 (check_function_arguments): New arg loc. All callers changed. Pass
11284 it to check_function_nonnull.
11285 * c-common.h (check_function_arguments): Adjust declaration.
11287 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11289 PR tree-optimization/69156
11290 * gimple.c (validate_type): Removed.
11291 (gimple_builtin_call_types_compatible_p): Use
11292 useless_type_conversion_p instead of validate_type.
11293 * value-prof.c (gimple_stringop_fixed_value): Fold
11294 icall_size to correct type.
11296 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11298 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11301 2016-01-13 Richard Henderson <rth@redhat.com>
11304 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11305 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11306 (ix86_builtin_tm_store): Remove.
11307 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11308 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11309 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11310 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11311 * doc/tm.texi: Rebuild.
11313 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11314 (BUILT_IN_TM_MEMCPY_RTWN): New.
11315 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11316 fallback from vector to integer helpers.
11317 (build_tm_load): Handle vector types directly, instead of
11319 (build_tm_store): Likewise.
11320 (expand_assign_tm): Prepare for register types not handled by
11321 the above. Copy them to memory and use memcpy.
11322 * tree.c (tm_define_builtin): New.
11323 (find_tm_vector_type): New.
11324 (build_tm_vector_builtins): New.
11325 (build_common_builtin_nodes): Call it.
11327 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11329 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11330 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11332 2016-01-13 Tom de Vries <tom@codesourcery.com>
11334 PR tree-optimization/69169
11335 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11336 handled_struct_type param.
11337 (create_variable_info_for, intra_create_variable_infos): Call
11338 create_variable_info_for_1 with extra arg.
11340 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11342 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11343 and "armv8.1-a+crc" entries.
11345 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11348 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11349 Change first operand predicate from register_or_constm1_operand
11350 to register_operand.
11351 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11352 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11353 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11354 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11355 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11356 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11357 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11358 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11359 comparison with constm1_rtx from vec_prefetch_gen part.
11361 2016-01-13 Richard Biener <rguenther@suse.de>
11363 PR tree-optimization/69013
11364 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11365 Exchange assert for a test.
11367 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11370 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11372 2016-01-13 Richard Biener <rguenther@suse.de>
11374 PR tree-optimization/69242
11375 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11376 assert with a check.
11378 2016-01-13 Richard Biener <rguenther@suse.de>
11380 PR tree-optimization/69186
11381 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11382 Properly guard vect_update_misalignment_for_peel call.
11384 2016-01-12 Jeff Law <law@redhat.com>
11386 PR tree-optimization/pr67755
11387 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11388 "need_profile_correction".
11389 (thread_block_1): Initialize new field to false by default. If we
11390 have multiple thread paths through a common joiner to different
11391 final targets, then set new field to true.
11392 (compute_path_counts): Only do count adjustment when it's really
11395 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11397 * doc/invoke.texi (Spec Files): Move section down in file, past
11398 all command-line option descriptions.
11400 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11402 PR middle-end/54809
11403 * doc/gty.texi: Remove documentation of mark_hook.
11404 * gengtype.c (struct write_types_data): Remove code to support
11405 mark_hook attribute.
11406 (walk_type): Likewise.
11407 (write_func_for_structure): Likewise.
11409 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11411 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11412 Directory Options, and -specs= to Overall Options.
11413 (Overall Options): Adjust similarly. Reorder to group related
11414 options together. Make -specs= cross-reference the spec file details.
11415 (Directory Options): Adjust similarly.
11417 2016-01-12 Jeff Law <law@redhat.com>
11419 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11421 2016-01-12 Olivier Hainque <hainque@adacore.com>
11423 * gcc.c (spec_undefvar_allowed): New global.
11424 (process_command): Set to true when running for --version or --help,
11426 (getenv_spec_function): When the variable is not defined, use the
11427 variable name as the variable value if we're allowed not to issue
11430 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11432 PR tree-optimization/68911
11433 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11434 information computed for expression "init + nit * step".
11436 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11438 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11439 about name of GCC executable. Remove deleted node from menu.
11440 (Directory Options) <-B>: Remove cross-reference to deleted node.
11441 (Target Options): Delete section.
11443 2016-01-12 Christian Bruel <christian.bruel@st.com>
11446 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11447 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11449 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11452 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11453 aligned_mem is properly set for AVX512-VL floating point masked
11457 * ifcvt.c (cond_exec_process_if_block): When removing the last
11458 insn from then_bb, remove also any possible barriers that follow it.
11460 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11464 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11465 (PTRDIFF_TYPE): Likewise.
11466 (WCHAR_TYPE): Likewise.
11467 (WCHAR_TYPE_SIZE): Likewise.
11468 (STDINT_LONG32): Likewise.
11470 2016-01-12 Richard Biener <rguenther@suse.de>
11472 PR tree-optimization/69053
11473 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11474 convert initial value for cond reductions.
11476 2016-01-12 Richard Biener <rguenther@suse.de>
11478 PR tree-optimization/69007
11479 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11480 widen_sum after dot_prod and sad.
11482 2016-01-12 Richard Biener <rguenther@suse.de>
11484 PR tree-optimization/69168
11485 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11486 pattern stmt SLP type.
11487 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11488 end up unused so cope with that case.
11490 2016-01-12 Richard Biener <rguenther@suse.de>
11492 PR tree-optimization/69157
11493 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11494 stmts def type only during analyze phase.
11495 (vectorizable_call): Likewise.
11496 (vectorizable_simd_clone_call): Likewise.
11497 (vectorizable_conversion): Likewise.
11498 (vectorizable_assignment): Likewise.
11499 (vectorizable_shift): Likewise.
11500 (vectorizable_operation): Likewise.
11501 (vectorizable_store): Likewise.
11502 (vectorizable_load): Likewise.
11504 2016-01-12 Richard Biener <rguenther@suse.de>
11506 PR tree-optimization/69174
11507 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11509 (vectorizable_load): Properly compute the number of loads needed
11510 for permuted strided SLP loads and do not spuriously assign
11511 to SLP_TREE_VEC_STMTS.
11513 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11515 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11516 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11517 (MD_EXEC_PREFIX): Remove.
11518 (MD_STARTFILE_PREFIX) Removee.
11519 (FILE_NAME_ABSOLUTE_P): Remove.
11520 (CPP_SPEC): Do not read macros from sys/version.h.
11521 (LINK_COMMAND_SPEC): Remove.
11522 (LOCAL_INCLUDE_DIR): Remove.
11523 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11524 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11525 (POST_LINK_SPEC): Define to invoke stubify after linker
11526 (LIBSTDCXX): Remove define
11527 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11528 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11529 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11530 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11531 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11532 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11533 (i386_djgpp_asm_named_section): Add propotype of new procedure
11535 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11536 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11537 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11538 in config/i386/djgpp.h).
11539 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11540 STANDARD_STARTFILE_PREFIX_1.
11541 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11542 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11543 installation errors.
11544 (MAX_OFILE_ALIGNMENT): Define to 128.
11545 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11547 * config/i386/djgpp.c: New file. Add implementation of
11548 i386_djgpp_asm_named_section.
11550 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11552 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11553 Add rule for building djgpp.o.
11555 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11557 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11558 (rtx_is_swappable_p): Reductions are swappable.
11559 (insn_is_swappable_p): V2DF reductions are swappable.
11561 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11563 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11564 reloads for other unsupported memory operands.
11566 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11567 Jim Wilson <jim.wilson@linaro.org>
11570 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11571 copy_to_mode_reg instead of force_reg.
11573 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11576 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11577 TARGET_80387 is true.
11579 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11582 * lra-eliminations.c (move_plus_up): Only move plus up
11583 if subreg of the constant can be simplified into constant
11584 and use the simplified subreg of the constant instead of
11585 the original constant.
11587 * fold-const.c (fold_convertible_p): Don't return true
11588 for conversion of VECTOR_TYPE to same sized integral type.
11589 (fold_convert_loc): Fix up formatting. Fold conversion of
11590 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11591 instead of NOP_EXPR.
11593 PR tree-optimization/69214
11594 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11595 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11598 PR tree-optimization/69207
11599 * tree-vect-slp.c (vect_get_constant_vectors): For
11600 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11601 fold_convertible_p to vector_type's element type, and always
11602 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11604 2016-01-11 Richard Biener <rguenther@suse.de>
11606 PR tree-optimization/69173
11607 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11608 fixup the cycle if all stmts are in a pattern.
11610 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11612 PR middle-end/68999
11613 * alias.c (base_alias_check): Move check for addresses with
11614 alignment ANDs before the call for compare_base_decls.
11615 (memrefs_conflict_p): Return -1 for different decls
11616 that went through alignment adjustments.
11618 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11620 PR rtl-optimization/68796
11621 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11622 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11623 and QImode comparisons against zero with CC_NZmode.
11624 * config/aarch64/iterators.md (short_mask): New mode_attr.
11626 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11628 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11629 (<avx512>_store<mode>_mask): Likewise.
11631 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11632 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11634 PR rtl-optimization/68841
11635 * ifcvt.c (struct noce_if_info): Add orig_x field.
11636 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11637 Don't record conflicts on to_rename if it's present.
11638 Allow memory destinations in sets.
11639 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11640 blocks, passing orig_x to the checks.
11641 (noce_process_if_block): Set if_info->orig_x appropriately.
11643 2016-01-11 Tom de Vries <tom@codesourcery.com>
11645 PR tree-optimization/69069
11646 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11648 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11650 PR rtl-optimization/68920
11651 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11652 of conditional moves for RTL if-conversion to 1 for
11653 TARGET_ONE_IF_CONV_INSN.
11654 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11655 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11656 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11657 parameter to restirct number of conditional moves for
11659 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11660 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11663 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11666 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11667 onepart vars. Fix typo in comment. Fix reversed condition in
11669 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11672 * var-tracking.c (dump_onepart_variable_differences): New.
11673 (dataflow_set_different): If a detailed dump is requested,
11674 delay early returns and dump differences between onepart
11675 variables present before and after, and added variables.
11677 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11680 * expr.c (expand_expr_real_1): For boolean vector constants
11681 with a scalar mode use const_scalar_mask_from_tree.
11682 (const_scalar_mask_from_tree): New.
11683 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11684 assigned to a mask type to handle constants.
11686 2016-01-11 Martin Jambor <mjambor@suse.cz>
11689 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11690 useless parameters if we cannot change function signature.
11692 2016-01-11 Martin Jambor <mjambor@suse.cz>
11695 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11698 2016-01-11 Tom de Vries <tom@codesourcery.com>
11700 PR tree-optimization/69109
11701 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11704 2016-01-11 Tom de Vries <tom@codesourcery.com>
11706 PR tree-optimization/69108
11707 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11708 res is not used in a phi.
11710 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11713 * common.opt (frandom-seed): Fix parameter name.
11714 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11716 2016-01-11 Tom de Vries <tom@codesourcery.com>
11718 PR tree-optimization/69058
11719 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11722 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11724 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11725 (mcode-density): Likewise.
11727 2016-01-10 Tom de Vries <tom@codesourcery.com>
11729 PR tree-optimization/69062
11730 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11731 (parallelize_loops): Don't paralelize loop that has phi with address
11734 2016-01-10 Tom de Vries <tom@codesourcery.com>
11736 PR tree-optimization/69039
11737 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11740 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11742 PR middle-end/68743
11743 * match.pd: Require target has function_c99_misc before doing
11744 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11746 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11748 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11750 * configure: Regenerate.
11752 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11754 PR middle-end/50865
11755 PR tree-optimization/69097
11756 * fold-const.h (expr_not_equal_to): New prototype.
11757 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11758 (expr_not_equal_to): New function.
11759 * match.pd (X % -Y is the same as X % Y): Don't optimize
11760 unless X is known not to be equal to minimum or Y is known
11761 not to be equal to -1.
11762 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11763 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11764 (simplify_stmt_using_ranges): Adjust caller.
11765 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11766 substitute_and_fold.
11768 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11770 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11773 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11775 PR tree-optimization/69167
11776 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11777 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11779 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11781 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11782 Richard Biener <rguenther@suse.de>
11784 PR tree-optimization/68707
11785 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11786 instances that can be handled via vect_load_lanes.
11788 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11790 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11791 if we can't determine address equivalence.
11792 * alias.c (compare_base_decl): Update for changed return value of
11793 symtab_node::equal_address_to.
11795 2016-01-08 Jason Merrill <jason@redhat.com>
11799 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11800 * expr.c (store_field): Not here.
11801 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11802 call with TREE_ADDRESSABLE type.
11803 * tree-cfg.c (verify_gimple_call): Adjust.
11805 2016-01-08 Olivier Hainque <hainque@adacore.com>
11807 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11810 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11812 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11813 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11814 (reduc_smin_v2sf): Rename to...
11815 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11816 (reduc_splus_v2sf): Rename to...
11817 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11819 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11821 PR tree-optimization/69162
11822 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11823 valist argument in another argument.
11824 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11825 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11826 to determine the va_list type, build a MEM_REF instead of
11827 build_fold_indirect_ref.
11829 PR tree-optimization/69172
11830 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11833 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11835 PR tree-optimization/67781
11836 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11837 and cmpnop in two steps: first the ones not accessed in original
11838 gimple expression in a endian independent way and then the ones not
11839 accessed in the final result in an endian-specific way.
11841 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11843 PR tree-optimization/69083
11844 * tree-vect-slp.c (vect_get_constant_vectors): For
11845 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11846 element type. If op is fold_convertible_p to vector_type's element
11847 type, use NOP_EXPR instead of VCE.
11849 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11851 PR rtl-optimization/67778
11852 PR rtl-optimization/68634
11853 PR rtl-optimization/68909
11854 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11855 block from the stack until done with it. Remove a superfluous
11856 bitmap set. Remove a superfluous bitmap test.
11858 2016-01-07 Martin Sebor <msebor@redhat.com>
11861 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11862 constraint on the type of arguments.
11864 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11866 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11867 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11868 unaligned_access on the gcc_options set.
11869 * config/arm/arm.c (arm_option_override_internal): Use
11870 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11872 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11875 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11876 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11878 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11881 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11884 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11885 depending on frame_pointer_needed before remaining integer and SSE
11886 registers are saved.
11888 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11891 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11893 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11896 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11897 Use the "xBm" constraint.
11898 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11900 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11901 (sse_cvtsi2ssq<round_name>): Likewise.
11902 (sse_cvtss2si<round_name>): Likewise.
11903 (sse_cvtss2siq<round_name>): Likewise.
11904 (sse2_cvtsi2sdq<round_name>): Likewise.
11905 (sse2_cvtsd2si<round_name>): Likewise.
11906 (sse2_cvtsd2siq<round_name>): Likewise.
11907 * config/i386/subst.md (round_nimm_scalar_predicate): New
11910 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11912 PR middle-end/67639
11913 * varasm.c (make_decl_rtl): Mark invalid register vars as
11916 PR rtl-optimization/66206
11917 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11918 All callers changed.
11920 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11922 PR tree-optimization/69141
11923 * tree-ssa-pre.c: Include langhooks.h.
11924 (eliminate_dom_walker::before_dom_children): Use
11925 lang_hooks.decl_printable_name instead of
11926 cgraph_node::get ()->name ().
11928 PR middle-end/68960
11929 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11930 it and DECL_ALIGN too.
11932 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11934 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11936 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11939 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11940 depending on frame_pointer_needed before remaining integer and SSE
11941 registers are saved.
11943 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11945 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11946 mode iterator with VSX_M2.
11947 (*p9_vecstore_<mode>): Likewise.
11948 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11949 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11950 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11951 (define_split for VSX_LE128 stores): Likewise.
11952 (define_peephole2 for TImode LE swaps): Likewise.
11953 (define_split for VSX_LE128 post-reload stores): Likewise.
11955 2016-01-06 Marek Polacek <polacek@redhat.com>
11958 * convert.c (convert_to_integer_1): Adjust call to
11959 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11960 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11961 EXPR instead of ARG.
11962 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11964 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11967 * doc/extend.texi (RL78 Variable Attributes): New section.
11969 2016-01-05 Marek Polacek <polacek@redhat.com>
11972 * builtins.c (get_memmodel): Use expansion point location rather than
11973 the input location. Call warning_at rather than warning.
11974 (expand_builtin_atomic_compare_exchange): Likewise.
11975 (expand_builtin_atomic_load): Likewise.
11976 (expand_builtin_atomic_store): Likewise.
11977 (expand_builtin_atomic_clear): Likewise.
11979 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11982 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11983 Replace nonimmediate_operand with vector_operand.
11984 * config/i386/predicates.md (vector_operand): New predicate.
11985 (general_vector_operand): Replace nonimmediate_operand with
11987 * config/i386/sse.md: Replace nonimmediate_operand with
11988 vector_operand and m constraint with Bm constraint on SSE
11989 patterns with 16-byte memory operand.
11990 * config/i386/subst.md (round_nimm_predicate): Replace
11991 nonimmediate_operand with vector_operand.
11992 (round_saeonly_nimm_predicate): Likewise.
11993 (round_saeonly_nimm_scalar_predicate): New.
11995 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11998 * config/i386/constraints.md (Bm): New constraint.
11999 * config/i386/predicates.md (vector_memory_operand): New
12001 * config/i386/sse.md: Replace xm with xBm in plusminus and
12002 any_logic patterns.
12004 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12007 * doc/extend.texi (V850 Function Attributes): New section.
12008 (V850 Variable Attributes): New section.
12010 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12013 * doc/extend.texi (MicroBlaze Function Attributes): Document
12014 interrupt_handler and fast_interrupt attributes.
12016 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12019 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12020 for local symbolic operands.
12021 * config/ia64/predicates.md (local_symbolic_operand64): New
12024 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12026 PR rtl-optimization/68651
12027 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12030 2016-01-05 Nathan Sidwell <nathan@acm.org>
12032 * alias.c (compare_base_decls): Use symtab_node::get.
12034 2016-01-05 Nick Clifton <nickc@redhat.com>
12037 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12038 secondary_reload_info structure.
12041 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12042 decls if weak support is available.
12044 2016-01-04 Martin Sebor <msebor@redhat.com>
12046 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12048 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12050 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12051 OPTION_MASK_P9_DFORM.
12053 * config/rs6000/constraints.md (wo constraint): New constraint for
12056 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12058 (rs6000_init_hard_regno_mode_ok): Likewise.
12060 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12063 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12064 expanders not to have constraints. Add support for ISA 3.0 xxperm
12065 instruction. Add support for fusing xxlor with xxperm.
12066 (altivec_vperm_<mode>_internal): Likewise.
12067 (altivec_vperm_v8hiv16qi): Likewise.
12068 (altivec_vperm_<mode>v16q): Likewise.
12069 (altivec_vperm_<mode>_uns): Likewise.
12070 (vperm_v8hiv4si): Likewise.
12071 (vperm_v16qiv8hi): Likewise.
12073 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12075 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12077 Update copyright years.
12079 * gcc.c (process_command): Update copyright notice dates.
12080 * gcov-dump.c (print_version): Ditto.
12081 * gcov.c (print_version): Ditto.
12082 * gcov-tool.c (print_version): Ditto.
12083 * gengtype.c (create_file): Ditto.
12084 * doc/cpp.texi: Bump @copying's copyright year.
12085 * doc/cppinternals.texi: Ditto.
12086 * doc/gcc.texi: Ditto.
12087 * doc/gccint.texi: Ditto.
12088 * doc/gcov.texi: Ditto.
12089 * doc/install.texi: Ditto.
12090 * doc/invoke.texi: Ditto.
12092 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12094 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12095 modes larger than TImode as TImode if NEON is not enabled.
12097 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12100 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12101 mode for %f0-%f31 only if TARGET_FPU.
12103 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12106 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12107 to compute the PACKED_P predicate.
12108 (function_arg_record_value): Minor tweaks.
12110 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12112 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12113 option for arm*-*-* targets.
12115 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12117 * doc/extend.texi (Common Function Attributes): Move docs for
12118 MSP430-specific attributes to....
12119 (MSP430 Function Attributes): ...here. Delete the redundant
12120 entries and copy-edit the remaining text.
12121 (MSP430 Variable Attributes): Use uniform format for index
12122 entries and add a cross-reference to the corresponding function
12125 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12127 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12129 (x86 Options): Likewise.
12131 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12135 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12136 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12137 to corresponding attribute.
12139 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12141 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12142 to correct alphabetization of table. Copy-edit and correct
12144 <stack_protect>: Likewise.
12145 <target_clones>: Likewise.
12147 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12148 Correct punctuation.
12149 (Code Gen Options) <-fno-plt>: Copy-edit.
12151 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12154 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12155 SI values. Explicitly convert SI to DI and vice-versa.
12157 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12159 PR tree-optimization/69070
12160 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12161 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12164 * ubsan.c (ubsan_instrument_float_cast): Call
12165 initialize_sanitizer_builtins.
12168 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12170 Copyright (C) 2016 Free Software Foundation, Inc.
12172 Copying and distribution of this file, with or without modification,
12173 are permitted in any medium without royalty provided the copyright
12174 notice and this notice are preserved.