1 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2 Kirill Yukhin <kirill.yukhin@intel.com>
4 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6 (define_insn "rsqrt14<mode>"): Ditto.
7 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
8 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
9 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
10 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
11 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15 * config/i386/i386.c (ix86_print_operand): Expand check for size
16 override codes for Intel syntax.
18 2016-05-18 Richard Biener <rguenther@suse.de>
20 PR tree-optimization/71168
21 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22 initialization earlier.
24 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
26 * config/aarch64/aarch64-simd.md
27 (aarch64_reduc_plus_internal<mode>): Rename to...
28 (reduc_plus_scal): ...This, and remove previous implementation.
30 2016-05-18 Richard Biener <rguenther@suse.de>
32 * passes.def: Put late dse and cd_dce in canonical order.
34 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
36 * ipa-inline-transform.c (preserve_function_body_p): Look for
37 first non-thunk clone.
38 (save_function_body): Save into first non-thunk.
39 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
41 (lto_output_node): Inline thunks don't need body in every
43 * lto-streamer-in.c: Do not fixup thunk clones.
44 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
46 * tree-inline.c (copy_bb): Be prepared for target node to be new after
49 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
52 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
53 (reassociate_bb): Call transform_add_to_multiply.
55 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
57 * config/aarch64/aarch64.c (all_extensions): Removed unused static variable.
59 2016-05-17 Nathan Sidwell <nathan@acm.org>
61 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
62 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
64 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
66 PR tree-optimization/54579
68 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
70 2016-05-17 Marek Polacek <polacek@redhat.com>
73 * tree-inline.c (expand_call_inline): Call
74 maybe_remove_unused_call_args.
76 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
78 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
79 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
80 * doc/md.texi (fmin@var{m}3): Likewise.
82 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
84 * match.pd (X & C): New transformation.
86 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
88 * match.pd (~X & Y): New transformation.
90 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
92 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
93 information for new SSA_NAME.
94 (simplify_conversion_using_ranges): Get range through get_range_info
95 instead of get_value_range.
97 2016-05-17 Jiong Wang <jiong.wang@arm.com>
99 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
100 Remove inline assembly.
101 (vmvn_s16): Likewise.
102 (vmvn_s32): Likewise.
104 (vmvn_u16): Likewise.
105 (vmvn_u32): Likewise.
106 (vmvnq_s8): Likewise.
107 (vmvnq_s16): Likewise.
108 (vmvnq_s32): Likewise.
109 (vmvnq_u8): Likewise.
110 (vmvnq_u16): Likewise.
111 (vmvnq_u32): Likewise.
113 (vmvnq_p16): Likewise.
115 2016-05-17 Jiong Wang <jiong.wang@arm.com>
117 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
119 (vmul_n_s16): Likewise.
120 (vmul_n_s32): Likewise.
121 (vmul_n_u16): Likewise.
122 (vmul_n_u32): Likewise.
123 (vmulq_n_f32): Likewise.
124 (vmulq_n_f64): Likewise.
125 (vmulq_n_s16): Likewise.
126 (vmulq_n_s32): Likewise.
127 (vmulq_n_u16): Likewise.
128 (vmulq_n_u32): Likewise.
130 2016-05-17 Jiong Wang <jiong.wang@arm.com>
132 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
133 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
135 2016-05-17 Jiong Wang <jiong.wang@arm.com>
137 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
138 to *aarch64_fma4_elt_from_dup<mode>.
139 (*aarch64_fnma4_elt_to_128df): Rename to
140 *aarch64_fnma4_elt_from_dup<mode>.
141 * config/aarch64/arm_neon.h (vfma_n_f64): New.
142 (vfms_n_f32): Likewise.
143 (vfms_n_f64): Likewise.
144 (vfmsq_n_f32): Likewise.
145 (vfmsq_n_f64): Likewise.
147 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
149 * wide-int.h: Change fixed_wide_int_storage from class to struct.
151 2016-05-17 Richard Biener <rguenther@suse.de>
153 PR tree-optimization/71132
154 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
155 Only add control dependences for blocks in the loop.
157 (generate_code_for_partition): Return whether loop should
158 be destroyed and delay that.
159 (distribute_loop): Likewise.
160 (pass_loop_distribution::execute): Record loops to be destroyed
161 and perform delayed destroying of loops.
163 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
166 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
168 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
170 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
172 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
175 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
176 insertion point for instructions generated by validize_mem.
178 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
180 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
183 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
185 * config/aarch64/aarch64.c
186 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
189 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
191 * doc/invoke.texi (AArch64 Options): Various updates.
193 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
195 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
196 into instrumentation thunks.
197 * cif-code.def (CIF_CHKP): New.
199 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
201 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
203 2016-05-16 Martin Jambor <mjambor@suse.cz>
205 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
206 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
208 2016-05-16 Marek Polacek <polacek@redhat.com>
210 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
213 2016-05-16 Martin Jambor <mjambor@suse.cz>
216 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
217 the outlined kernel function.
219 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
221 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
222 (ISA_HAS_DLSA): Ditto.
224 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
226 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
228 2016-05-16 Nathan Sidwell <nathan@acm.org>
230 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
231 (nvptx_name_replacement): Restore. Add comment.
232 (write_fn_proto, write_fn_proto_from_insn,
233 nvptx_output_call_insn): Restore
234 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
236 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
238 * config/aarch64/aarch64.md
239 (add<mode>3_compareC_cconly_imm): Remove use of %w.
240 (add<mode>3_compareC_imm): Likewise.
241 (<optab>si3_uxtw): Split into register and immediate variants.
242 (andsi3_compare0_uxtw): Likewise.
243 (and<mode>3_compare0): Likewise.
244 (and<mode>3nr_compare0): Likewise.
245 (stack_protect_test_<mode>): Don't use %x for memory operands.
247 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
249 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
251 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
253 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
254 Split integer shifts into shift_reg and bfm.
255 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
256 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
257 (ror<mode>3_insn): Likewise.
258 (<optab>si3_insn_uxtw): Likewise.
259 (<optab><mode>3_insn): Change to rotate_imm.
260 (extr<mode>5_insn_alt): Likewise.
261 (extrsi5_insn_uxtw): Likewise.
262 (extrsi5_insn_uxtw_alt): Likewise.
264 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
266 * doc/tm.texi: Regenerate.
267 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
268 (TARGET_INVALID_RETURN_TYPE): Remove.
269 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
270 TARGET_INVALID_RETURN_TYPE.
271 * target.def (invalid_parameter_type): Remove.
272 (invalid_return_type): Remove.
274 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
276 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
277 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
279 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
281 (preserve_function_body_p): No need to preserve function body
282 * cif-codes.def (CIF_THUNK): Remove.
283 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
285 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
287 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
289 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
291 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
294 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
296 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
297 (inline_small_functions): Do not look for function symbol when
300 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
302 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
305 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
306 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
307 Jiong Wang <jiong.wang@arm.com>
309 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
310 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
311 Define __ARM_FP16_ARGS when appropriate.
312 * config/arm/arm.c (arm_invalid_parameter_type): Remove
314 (arm_invalid_return_type): Likewise.
315 (TARGET_INVALID_PARAMETER_TYPE): Remove.
316 (TARGET_INVALID_RETURN_TYPE): Remove.
317 (aapcs_vfp_sub_candidate): Allow HFmode.
318 (aapcs_vfp_allocate): Add comment. Support HFmode.
319 (aapcs_vfp_allocate_return_reg): Likewise.
320 (struct aapcs_cp_arg_layout): Slightly reword comments for
321 is_return_candidate and allocate_return_reg.
322 (output_mov_vfp): Update assert.
323 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
325 (arm_invalid_parameter_type): Remove.
326 (amr_invalid_return_type): Remove.
327 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
328 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
329 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
331 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
333 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
334 * config/aarch64/arch64-protos.h
335 (aarch64_legitimize_reload_address): Remove.
336 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
339 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
341 * configure.ac: Add ACX_NONCANONICAL_HOST.
342 * configure: Regenerate.
343 * Makefile.in: Set host_noncanonical.
345 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md (*movtf_internal): Before register allocation,
349 do not allow FP constants for CM_MEDIUM memory model, allow only
350 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
351 (*movxf_internal): Ditto.
352 (*movdf_internal): Ditto.
353 (*movsf_internal): Ditto.
355 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
357 PR rtl-optimization/67483
358 * combine.c (make_compound_operation): Don't call extract_left_shift
359 with negative shift amounts.
361 2016-05-13 Jakub Jelinek <jakub@redhat.com>
364 * fold-const.c (fold_checksum_tree): Allow modification
365 of TYPE_ALIAS_SET during folding.
367 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
368 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
369 (ix86_split_to_parts): Likewise. Fix up formatting.
371 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
373 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
374 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
377 2016-05-13 Nathan Sidwell <nathan@acm.org>
379 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
380 (nvptx_name_replacement): Delete.
381 (write_fn_proto, write_fn_proto_from_insn,
382 nvptx_output_call_insn): Remove nvptx_name_replacement call.
383 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
384 * langhooks.c (add_builtin_funcction_common): Call
385 targetm.mangle_decl_assembler_name.
387 * config/nvptx/nvptx.c (write_fn_proto): Handle
388 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
390 2016-05-13 Martin Liska <mliska@suse.cz>
392 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
393 and PRIu64 in printf format.
395 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
397 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
400 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
402 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
403 Change --param max-completely-peeled-times to
404 --param max-completely-peel-times in dump file printing.
406 2016-05-13 Richard Biener <rguenther@suse.de>
408 PR tree-optimization/42587
409 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
410 (find_bswap_or_nop_1): Likewise.
411 (bswap_replace): Likewise.
413 2016-05-13 Martin Liska <mliska@suse.cz>
415 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
416 Initialize a variable with default value.
418 2016-05-13 Martin Liska <mliska@suse.cz>
420 * doc/invoke.texi: Enhance explanation of error recovery
423 2016-05-13 Martin Liska <mliska@suse.cz>
425 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
426 (struct cost_pair): Change inv_expr_id (int) to inv_expr
428 (struct iv_inv_expr_ent): Comment struct fields.
429 (sort_iv_inv_expr_ent): New function.
430 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
431 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
432 a hash_map between iv_inv_expr_ent and number of usages.
433 (niter_for_exit): Fix coding style.
434 (tree_ssa_iv_optimize_init): Use renamed variable.
435 (determine_base_object): Fix coding style.
436 (alloc_iv): Likewise.
437 (find_interesting_uses_outside): Likewise.
438 (add_candidate_1): Likewise.
439 (add_standard_iv_candidates): Likewise.
440 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
441 (prepare_decl_rtl): Fix coding style.
442 (get_address_cost): Likewise.
443 (get_shiftadd_cost): Likewise.
444 (force_expr_to_var_cost): Likewise.
445 (compare_aff_trees): Likewise.
446 (get_expr_id): Restructure the function.
447 (get_loop_invariant_expr_id): Renamed to
448 get_loop_invariant_expr.
449 (get_computation_cost_at): Replace usage of inv_expr_id with
451 (get_computation_cost): Likewise.
452 (determine_group_iv_cost_generic): Likewise.
453 (determine_group_iv_cost_address): Likewise.
454 (iv_period): Fix coding style.
455 (iv_elimination_compare_lt): Likewise.
456 (may_eliminate_iv): Likewise.
457 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
459 (determine_group_iv_costs): Dump invariant expressions.
460 (iv_ca_recount_cost): Use the newly added hash_map.
461 (iv_ca_set_remove_invariants): Fix coding style.
462 (iv_ca_set_add_invariants): Fix coding style.
463 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
465 (iv_ca_set_cp): Likewise.
466 (iv_ca_new): Initialize the newly added hash_map and remove
467 initialization of fields.
468 (iv_ca_free): Delete the hash_map.
469 (iv_ca_dump): Dump invariant expressions.
470 (iv_ca_extend): Fix coding style.
471 (try_add_cand_for): Likewise.
472 (create_new_ivs): Dump information about # of avg iterations and
473 # of used invariant expressions.
474 (rewrite_use_compare): Fix coding style.
475 (free_loop_data): Set default value for max_inv_expr_id.
477 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
479 * cse.c (rest_of_handle_cse): Use cleanup_cfg
480 returned value cse_cfg_altered computation.
481 (rest_of_handle_cse2): Likewise.
482 (rest_of_handle_cse_after_global_opts): Likewise.
484 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
487 * config/arm/arm.c (arm32_output_mi_thunk): New.
488 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
489 to split Thumb1 vs TARGET_32BIT functionality.
490 (arm_thumb1_mi_thunk): New.
492 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
494 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
497 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
500 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
502 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
504 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
505 (expand_builtin_trap): Emit a regular call.
506 (set_builtin_user_assembler_name): Remove obsolete cases.
507 * dse.c (scan_insn): Adjust.
508 * except.c: Include calls.h.
509 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
510 emit a regular call to setjmp.
511 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
512 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
513 (emit_block_move_via_libcall): Delete.
514 (block_move_fn): Delete.
515 (init_block_move_fn): Likewise.
516 (emit_block_move_libcall_fn): Likewise.
517 (emit_block_op_via_libcall): New function.
518 (set_storage_via_libcall): Tidy up and use memset builtin.
519 (block_clear_fn): Delete.
520 (init_block_clear_fn): Likewise.
521 (clear_storage_libcall_fn): Likewise.
522 (expand_assignment): Call emit_block_move_via_libcall.
523 Do not include gt-expr.h.
524 * expr.h (emit_block_op_via_libcall): Declare.
525 (emit_block_copy_via_libcall): New inline function.
526 (emit_block_move_via_libcall): Likewise.
527 (emit_block_comp_via_libcall): Likewise.
528 (block_clear_fn): Delete.
529 (init_block_move_fn): Likewise.
530 (init_block_clear_fn): Likewise.
531 (emit_block_move_via_libcall): Likewise.
532 (set_storage_via_libcall): Add default parameter value.
533 * libfuncs.h (enum libfunc_index): Remove obsolete values.
534 (abort_libfunc): Delete.
535 (memcpy_libfunc): Likewise.
536 (memmove_libfunc): Likewise.
537 (memcmp_libfunc): Likewise.
538 (memset_libfunc): Likewise.
539 (setbits_libfunc): Likewise.
540 (setjmp_libfunc): Likewise.
541 (longjmp_libfunc): Likewise.
542 (profile_function_entry_libfunc): Likewise.
543 (profile_function_exit_libfunc): Likewise.
544 (gcov_flush_libfunc): Likewise.
545 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
546 and DECL_VISIBILITY on the declaration.
547 (init_optabs): Do not initialize obsolete libfuncs.
548 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
549 * tree-core.h (ECF_RET1): Define.
550 (ECF_TM_PURE): Adjust.
551 (ECF_TM_BUILTIN): Likewise.
552 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
553 (build_common_builtin_nodes): Initialize abort builtin.
554 Add ECF_RET1 on memcpy, memmove and memset builtins.
555 Pass final flags for alloca and alloca_with_align builtins.
556 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
558 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
559 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
560 set_storage_via_libcall and call emit_block_copy_via_libcall.
562 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/i386.md (*call_got_x32): Change operand 0 to
565 DImode before it is passed to ix86_output_call_operand.
566 (*call_value_got_x32): Ditto for operand 1.
568 2016-05-12 Jiong Wang <jiong.wang@arm.com>
570 PR rtl-optimization/70904
571 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
572 reload for wide mode.
574 2016-05-12 Marek Polacek <polacek@redhat.com>
577 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
578 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
579 * langhooks.h (incomplete_type_error): Likewise.
580 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
581 parameter, pass it down to incomplete_type_error.
582 * tree.h (size_in_bytes): New inline overload.
583 (size_in_bytes_loc): Renamed from size_in_bytes.
585 2016-05-12 Richard Biener <rguenther@suse.de>
587 PR tree-optimization/71059
588 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
589 nary before looking up or entering the expression into the VN
591 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
592 Make sure to re-use NARYs without result as inserted by
595 2016-05-12 Richard Biener <rguenther@suse.de>
597 PR tree-optimization/71062
598 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
600 * tree-ssa-structalias.c (set_uids_in_ptset): Set
601 vars_contains_restrict if the var is a restrict tag.
602 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
603 do not disambiguate pointers against it.
604 (dump_points_to_solution): Re-structure and adjust for new
605 vars_contains_restrict flag.
606 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
608 2016-05-12 Martin Liska <mliska@suse.cz>
610 * doc/invoke.texi: Explain connection between
611 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
613 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
615 PR tree-optimization/71006
616 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
617 consider COND_EXPR as a mask producer.
619 2016-05-12 Marek Polacek <polacek@redhat.com>
622 * opts.c (common_handle_option): Detect missing argument for --help^.
624 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
627 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
628 when popping the PC and within an interrupt handler routine.
629 Add missing tab to output of "ldmfd".
630 (output_return_instruction): Output LDMFD with SP update rather
631 than POP when returning from interrupt handler.
633 2016-05-12 Jakub Jelinek <jakub@redhat.com>
635 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
636 TARGET_64BIT && TARGET_AVX512DQ.
637 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
638 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
639 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
640 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
641 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
642 (*vec_extractv4si_zext): Add avx512dq alternative.
643 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
644 use v instead of x constraint in other alternatives where possible.
646 * config/i386/sse.md (sse2_loadld): Use v instead of x
647 constraint in alternatives 0,1,4.
649 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
650 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
651 v constraints instead of x and <pinsr_evex_isa> isa attribute.
654 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
655 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
656 is not emitted unless TARGET_AVX512BW.
657 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
658 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
659 for the result operand.
661 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
662 constraint instead of x in avx alternatives. Use maybe_evex instead
665 * config/i386/constraints.md (Yv): New constraint.
666 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
667 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
668 * config/i386/i386.md (avx512fvecmode): New mode attr.
669 (*pushtf): Use v constraint instead of x.
670 (*movtf_internal): Likewise. For TARGET_AVX512VL and
671 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
672 (*absneg<mode>2): Use Yv constraint instead of x constraint.
673 (*absnegtf2_sse): Likewise.
674 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
675 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
676 avx512f alternatives.
677 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
679 2016-05-12 Richard Biener <rguenther@suse.de>
681 PR tree-optimization/71060
682 * tree-data-ref.c (initialize_data_dependence_relation): Do not
683 require exact match of DR_BASE_OBJECT but only matching address and
686 2016-05-12 Richard Biener <rguenther@suse.de>
688 PR tree-optimization/70986
689 * cfganal.c: Include cfgloop.h.
690 (dfs_find_deadend): Prefer to take edges exiting loops.
692 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
694 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
695 compile and run time.
697 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
700 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
702 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
704 * config/i386/i386.c (legitimize_pic_address): Use
705 copy_to_suggested_reg instead of gen_movsi.
707 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
709 * config/rs6000/predicates.md (quad_memory_operand): Move most of
710 the code into quad_address_p and call it to share code with
711 vsx_quad_dform_memory_operand.
712 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
714 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
715 bit instead of being a separate word. Split -mpower9-dform into
716 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
717 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
718 for the register class supporting 128-bit quad word memory offsets.
719 (mode_supports_vsx_dform_quad): Helper function to return if the
720 register class uses quad word memory offsets.
721 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
722 (rs6000_debug_reg_global): Always print if we are using LRA or not.
723 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
724 instructions are enabled, set up the appropriate addr_masks for
726 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
727 -mpower9-dform-scalar, instead of -mpower9-dform.
728 (rs6000_option_override_internal): Split -mpower9-dform into two
729 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
730 -mpower9-dform switch sets or clears both. If we are not using
731 the LRA register allocator, do not enable -mpower9-dform-vector by
732 default. If we are using LRA, enable -mpower9-dform-vector and
733 -mvsx-timode if it is appropriate. Issue a warning if either
734 -mpower9-dform-vector or -mvsx-timode are explicitly used without
736 (quad_address_offset_p): New helper function to return if the
737 offset is legal for quad word memory instructions.
738 (quad_address_p): New function to determin if GPR or vector
739 register quad word memory addresses are legal.
740 (mem_operand_gpr): Validate quad word address offsets.
741 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
742 d-form (register + offset) instructions.
743 (offsettable_ok_by_alignment): Likewise.
744 (rs6000_legitimate_offset_address_p): Likewise.
745 (legitimate_lo_sum_address_p): Likewise.
746 (rs6000_legitimize_address): Likewise.
747 (rs6000_legitimize_reload_address): Add more debug statements for
749 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
751 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
752 d-form instructions. Distinguish different cases in debug
753 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
755 (rs6000_preferred_reload_class): Likewise.
756 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
757 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
758 of the ISA 2.06 indexed memory instructions.
759 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
760 use them to save/restore the saved vector registers instead of
761 using Altivec instructions.
762 (rs6000_emit_epilogue): Likewise.
763 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
764 (rs6000_opt_masks): Split -mpower9-dform into
765 -mpower9-dform-scalar and -mpower9-dform-vector.
766 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
768 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
769 ISA 3.0 vector indexed memory instructions, and fold the code into
770 the normal mov<mode> patterns.
771 (p9_vecstore_<mode>): Likewise.
772 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
774 (vsx_movti_64bit): Likewise.
775 (vsx_movti_32bit): Likewise.
776 * config/rs6000/constraints.md (wO constraint): New constraint for
777 ISA 3.0 vector d-form support.
778 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
779 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
780 include -mpower9-dform-vector until we switch over to LRA.
781 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
782 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
783 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
784 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
785 for -mpower9-dform and -mlra.
786 * doc/md.texi (wO constraint): Document wO constraint.
788 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
790 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
791 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
792 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
793 Move handling of non-insn arguments inline into the sole user:
794 (output_trans_func): ...here.
795 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
796 in emitted function prototype.
797 (output_internal_insn_latency_func): Ditto. Simplify.
798 (output_internal_maximal_insn_latency_func): Ditto. Delete
799 always-unused argument.
800 (output_insn_latency_func): Ditto.
801 (output_maximal_insn_latency_func): Ditto.
803 2016-05-11 Richard Biener <rguenther@suse.de>
805 PR tree-optimization/71055
806 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
807 sth with precision not equal to access size verify we don't chop
810 2016-05-11 Richard Biener <rguenther@suse.de>
813 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
814 (dwarf2out_finish): Move retry_incomplete_types call ...
815 (dwarf2out_early_finish): ... here.
817 2016-05-11 Richard Biener <rguenther@suse.de>
820 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
821 if the langhook insists on it.
822 * fold-const.c (make_bit_field_ref): Add arg for the original
823 reference and preserve its alias-set.
824 (decode_field_reference): Take exp by reference and adjust it
825 to the original memory reference.
826 (optimize_bit_field_compare): Adjust callers.
827 (fold_truth_andor_1): Likewise.
828 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
830 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
833 * cfgrtl.h (delete_insn_and_edges): Now return bool.
834 * cfgrtl.c (delete_insn_and_edges): Likewise.
835 * config/i386/i386.c (convert_scalars_to_vector): Remove
837 * cse.c (cse_insn): Compute cse_cfg_altered.
838 (delete_trivially_dead_insns): Likewise.
839 (cse_cc_succs): Likewise.
840 (rest_of_handle_cse): Free dominance info if required.
841 (rest_of_handle_cse2): Likewise.
842 (rest_of_handle_cse_after_global_opts): Likewise.
844 2016-05-11 Alan Modra <amodra@gmail.com>
846 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
847 abi_v4_pass_in_fpr): New functions.
848 (rs6000_function_arg_boundary): Exclude complex IBM long double
849 from 64-bit alignment when ABI_V4.
850 (rs6000_function_arg, rs6000_function_arg_advance_1,
851 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
853 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
855 PR rtl-optimization/71028
856 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
857 jump with just a return in the fallthrough block if the branch
858 block contains just a return as well.
860 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
862 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
863 * match.pd ((X & Y) ^ Y): ... this.
864 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
865 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
867 2016-05-10 David Malcolm <dmalcolm@redhat.com>
869 * read-md.c (require_char_ws): New function.
870 (read_string): Simplify using require_char_ws.
871 (handle_constants): Likewise.
872 (handle_enum): Likewise.
873 (handle_file): Likewise.
874 * read-md.h (require_char_ws): New declaration.
875 * read-rtl.c (read_conditions): Simplify using require_char_ws.
876 (read_mapping): Likewise.
877 (read_rtx_code): Likewise.
878 (read_nested_rtx): Likewise.
880 2016-05-10 James Norris <jnorris@codesourcery.com>
882 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
883 if offloading is enabled and -fopenacc or -fopenmp is specified.
884 (CRTOFFLOADEND): Likewise.
885 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
886 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
888 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
891 gotoff_operand code paths. Use copy_to_suggested_regs and
892 expand_simple_binop where appropriate. Cleanup.
894 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
897 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
899 (dimode_scalar_chain::vector_const_cost): New.
900 (dimode_scalar_chain::compute_convert_gain): Handle constants.
901 (dimode_scalar_chain::convert_op): Likewise.
902 (dimode_scalar_chain::convert_insn): Likewise.
904 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
906 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
907 unary operation, not a binary one.
909 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
912 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
913 calls with type casted fndecl.
915 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
917 PR tree-optimization/70786
918 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
919 * gcc/calls.c (initialize_argument_information): Bind bounds
920 with corresponding args passed by reference.
922 2016-05-10 Jakub Jelinek <jakub@redhat.com>
925 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
926 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
927 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
930 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
933 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
934 code for a zero scale factor.
935 (vsx_xvcvdpuxds_scale): Likewise.
937 2016-05-10 David Malcolm <dmalcolm@redhat.com>
939 * diagnostic-show-locus.c (layout::layout): Call show_ruler
940 if show_ruler_p was set on the context.
941 (layout::show_ruler): New method.
942 * diagnostic.h (struct diagnostic_context): Add field
945 2016-05-10 Richard Biener <rguenther@suse.de>
947 PR tree-optimization/71039
948 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
949 (chk_uses): New function.
950 (propagate_with_phi): Verify we can safely replicate the lhs of an
951 aggregate assignment on all incoming edges.
953 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
955 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
957 (rx_atomic_sequence): New class.
958 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
959 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
961 (rx_atomic_sequence::rx_atomic_sequence,
962 rx_atomic_sequence::~rx_atomic_sequence): New functions.
963 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
964 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
965 CTRLREG_INTB): New constants.
966 (FETCHOP): New code iterator.
967 (fethcop_name, fetchop_name2): New iterator code attributes.
968 (QIHI): New mode iterator.
969 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
970 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
971 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
973 2016-05-10 Martin Liska <mliska@suse.cz>
975 * tree-inline.c (remap_dependence_clique): Do not remap
976 debugging statements.
978 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
980 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
981 ("*fixuns_truncdfdi2_z13")
982 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
983 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
984 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
986 2016-05-10 Richard Biener <rguenther@suse.de>
988 PR tree-optimization/70497
989 PR tree-optimization/28367
990 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
992 (visit_reference_op_load): ... here.
993 (vn_reference_lookup_3): Use it to handle subreg-like accesses
994 with simplified BIT_FIELD_REFs.
995 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
996 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
999 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1001 * dwarf2out.c (add_abstract_origin_attribute): Adjust
1002 documentation comment. For BLOCK nodes, add a
1003 DW_AT_abstract_origin attribute that points to the DIE generated
1004 for the origin BLOCK.
1005 (gen_lexical_block_die): Call add_abstract_origin_attribute for
1006 blocks from inlined functions.
1008 2016-05-10 Alan Modra <amodra@gmail.com>
1011 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
1012 regrename modifying insns saving lr before __morestack call.
1013 * config/rs6000/rs6000.md (split_stack_return): Similarly for
1014 insns restoring lr after __morestack call.
1016 2016-05-09 Jakub Jelinek <jakub@redhat.com>
1018 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
1019 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
1021 * config/i386/sse.md (vec_interleave_high<mode>,
1022 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
1023 <avx512>_vpermt2var<mode>3_maskz): Likewise.
1025 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1027 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
1028 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
1029 parallel reassociation for power8 and forward.
1031 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
1033 * config/i386/i386.md (absneg splitters with general regs): Use
1034 general_reg_operand predicate.
1035 (btsq peephole2): Use x86_64_immediate_operand to check if new
1036 value is suitable for immediate operand. Generate emitted insn
1037 using RTL expressions.
1038 (btcq peephole2): Ditto.
1039 (btrq peephole2): Ditto. Generate correct immediate operand
1042 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1044 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
1047 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
1049 * tree-affine.c (wide_int_constant_multiple_p): Add missing
1050 pointer dereference.
1052 2016-05-09 Richard Biener <rguenther@suse.de>
1054 PR tree-optimization/70985
1055 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
1056 op0 isn't a gimple register.
1058 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1060 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1061 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1062 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1063 (i6400_fpu_mult): New cpu units.
1064 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1065 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1066 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1067 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1068 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1069 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1070 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1071 (i6400_msa_long_float4, i6400_msa_long_float5)
1072 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1073 (i6400_msa_fdiv_sf): New reservations.
1074 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1075 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1076 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1077 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1078 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1079 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1080 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1081 (msa_short_store4, msa_long_load, msa_short_store)
1082 (msa_long_logic, msa_long_float2, msa_long_float4)
1083 (msa_long_float5, msa_long_float8, msa_long_mult)
1084 (msa_long_fdiv, msa_long_div): New reservations.
1086 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1087 Sameera Deshpande <sameera.deshpande@imgtec.com>
1088 Matthew Fortune <matthew.fortune@imgtec.com>
1089 Graham Stott <graham.stott@imgtec.com>
1090 Chao-ying Fu <chao-ying.fu@imgtec.com>
1092 * config.gcc: Add MSA header file for mips*-*-* target.
1093 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1094 (Ubv8i, Urv8): New constraints.
1095 * config/mips/mips-ftypes.def: Add function types for MSA
1097 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1098 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1099 * config/mips/mips-msa.md: New file.
1100 * config/mips/mips-protos.h
1101 (mips_split_128bit_const_insns): New prototype.
1102 (mips_msa_idiv_insns): Likewise.
1103 (mips_split_128bit_move): Likewise.
1104 (mips_split_128bit_move_p): Likewise.
1105 (mips_split_msa_copy_d): Likewise.
1106 (mips_split_msa_insert_d): Likewise.
1107 (mips_split_msa_fill_d): Likewise.
1108 (mips_expand_msa_branch): Likewise.
1109 (mips_const_vector_same_val_p): Likewise.
1110 (mips_const_vector_same_bytes_p): Likewise.
1111 (mips_const_vector_same_int_p): Likewise.
1112 (mips_const_vector_shuffle_set_p): Likewise.
1113 (mips_const_vector_bitimm_set_p): Likewise.
1114 (mips_const_vector_bitimm_clr_p): Likewise.
1115 (mips_msa_vec_parallel_const_half): Likewise.
1116 (mips_msa_output_division): Likewise.
1117 (mips_ldst_scaled_shift): Likewise.
1118 (mips_expand_vec_cond_expr): Likewise.
1119 * config/mips/mips.c (enum mips_builtin_type): Add
1120 MIPS_BUILTIN_MSA_TEST_BRANCH.
1121 (mips_gen_const_int_vector_shuffle): New prototype.
1122 (mips_const_vector_bitimm_set_p): New function.
1123 (mips_const_vector_bitimm_clr_p): 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_symbol_insns): Forbid loading symbols via immediate for
1130 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1132 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1134 (mips_lx_address_p): Add support load indexed address for MSA.
1135 (mips_address_insns): Add calculation of instructions needed for
1136 stores and loads for MSA.
1137 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1138 CONST_VECTOR for MSA and let it fall through.
1139 (mips_ldst_scaled_shift): New function.
1140 (mips_subword_at_byte): Likewise.
1141 (mips_msa_idiv_insns): Likewise.
1142 (mips_legitimize_move): Validate MSA moves.
1143 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1144 calculation of costs for MSA division.
1145 (mips_split_move_p): Check if MSA moves need splitting.
1146 (mips_split_move): Split MSA moves if necessary.
1147 (mips_split_128bit_move_p): New function.
1148 (mips_split_128bit_move): Likewise.
1149 (mips_split_msa_copy_d): Likewise.
1150 (mips_split_msa_insert_d): Likewise.
1151 (mips_split_msa_fill_d): Likewise.
1152 (mips_output_move): Handle MSA moves.
1153 (mips_expand_msa_branch): New function.
1154 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1155 Reinstate 'y' modifier.
1156 (mips_file_start): Add MSA .gnu_attribute.
1157 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1159 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1160 (mips_class_max_nregs): Add register size for MSA supported mode.
1161 (mips_cannot_change_mode_class): Allow conversion between MSA
1162 vector modes and TImode.
1163 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1165 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1166 (mips_preferred_simd_mode): Add preffered modes for MSA.
1167 (mips_vector_mode_supported_p): Add MSA supported modes.
1168 (mips_autovectorize_vector_sizes): New function.
1169 (mips_msa_output_division): Likewise.
1170 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1171 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1172 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1173 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1174 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1175 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1176 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1177 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1178 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1179 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1180 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1181 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1182 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1183 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1184 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1185 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1186 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1187 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1188 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1189 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1190 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1191 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1192 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1193 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1194 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1195 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1196 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1197 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1198 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1199 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1200 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1201 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1202 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1203 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1204 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1205 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1206 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1207 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1208 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1209 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1210 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1211 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1212 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1213 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1214 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1215 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1216 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1217 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1218 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1219 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1220 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1221 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1222 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1223 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1224 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1225 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1226 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1227 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1228 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1229 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1230 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1231 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1232 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1233 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1234 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1235 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1236 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1237 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1238 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1239 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1240 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1241 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1242 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1243 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1244 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1245 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1246 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1247 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1248 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1249 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1250 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1251 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1252 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1253 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1254 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1255 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1256 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1257 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1258 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1259 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1260 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1261 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1262 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1263 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1264 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1265 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1266 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1267 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1268 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1269 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1270 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1271 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1272 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1273 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1274 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1275 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1276 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1277 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1278 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1279 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1280 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1281 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1282 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1283 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1284 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1285 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1286 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1287 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1288 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1289 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1290 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1291 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1292 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1293 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1294 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1295 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1296 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1297 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1298 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1299 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1300 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1301 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1302 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1303 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1304 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1305 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1306 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1307 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1308 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1309 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1310 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1311 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1312 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1313 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1314 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1315 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1316 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1317 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1318 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1319 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1320 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1322 (mips_get_builtin_decl_index): New array.
1323 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1324 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1325 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1326 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1327 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1329 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1331 (mips_expand_builtin_insn): Prepare operands for
1332 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1333 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1334 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1335 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1336 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1337 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1338 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1339 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1340 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1341 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1342 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1343 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1344 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1345 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1346 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1347 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1348 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1349 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1350 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1351 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1352 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1353 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1354 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1355 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1356 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1357 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1358 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1359 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1360 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1361 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1362 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1363 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1364 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1365 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1366 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1367 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1368 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1369 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1370 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1371 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1372 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1373 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1374 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1375 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1376 These are set implicitly and an error is reported if overridden.
1377 (mips_expand_builtin_msa_test_branch): New function.
1378 (mips_expand_msa_shuffle): Likewise.
1379 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1380 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1381 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1382 (mips_expand_vec_unpack): Add support for MSA.
1383 (mips_expand_vector_init): Likewise.
1384 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1385 instead of const0_rtx.
1386 (mips_msa_vec_parallel_const_half): New function.
1387 (mips_gen_const_int_vector): Likewise.
1388 (mips_gen_const_int_vector_shuffle): Likewise.
1389 (mips_expand_msa_cmp): Likewise.
1390 (mips_expand_vec_cond_expr): Likewise.
1391 * config/mips/mips.h
1392 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1393 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1395 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1396 (ISA_HAS_MSA): New macro.
1397 (UNITS_PER_MSA_REG): Likewise.
1398 (BITS_PER_MSA_REG): Likewise.
1399 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1400 (MSA_REG_FIRST): New macro.
1401 (MSA_REG_LAST): Likewise.
1402 (MSA_REG_NUM): Likewise.
1403 (MSA_REG_P): Likewise.
1404 (MSA_REG_RTX_P): Likewise.
1405 (MSA_SUPPORTED_MODE_P): Likewise.
1406 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1407 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1408 * config/mips/mips.md: Include mips-msa.md.
1409 (alu_type): Add simd_add.
1410 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1411 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1412 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1413 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1414 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1415 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1416 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1417 simd_move, simd_load, simd_store. Choose "multi" for moves
1419 (qword_mode): New attribute.
1420 (insn_count): Add instruction count for quad moves.
1421 Increase the count for MIPS SIMD division.
1422 (UNITMODE): Add UNITMODEs for vector types.
1423 (addsub): New code iterator.
1424 * config/mips/mips.opt (mmsa): New option.
1425 * config/mips/msa.h: New file.
1426 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1428 * config/mips/mti-linux.h: Likewise.
1429 * config/mips/predicates.md
1430 (const_msa_branch_operand): New constraint.
1431 (const_uimm3_operand): Likewise.
1432 (const_uimm4_operand): Likewise.
1433 (const_uimm5_operand): Likewise.
1434 (const_uimm8_operand): Likewise.
1435 (const_imm5_operand): Likewise.
1436 (aq10b_operand): Likewise.
1437 (aq10h_operand): Likewise.
1438 (aq10w_operand): Likewise.
1439 (aq10d_operand): Likewise.
1440 (const_m1_operand): Likewise.
1441 (reg_or_m1_operand): Likewise.
1442 (const_exp_2_operand): Likewise.
1443 (const_exp_4_operand): Likewise.
1444 (const_exp_8_operand): Likewise.
1445 (const_exp_16_operand): Likewise.
1446 (const_vector_same_val_operand): Likewise.
1447 (const_vector_same_simm5_operand): Likewise.
1448 (const_vector_same_uimm5_operand): Likewise.
1449 (const_vector_same_uimm6_operand): Likewise.
1450 (const_vector_same_uimm8_operand): Likewise.
1451 (par_const_vector_shf_set_operand): Likewise.
1452 (reg_or_vector_same_val_operand): Likewise.
1453 (reg_or_vector_same_simm5_operand): Likewise.
1454 (reg_or_vector_same_uimm6_operand): Likewise.
1455 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1457 * doc/invoke.texi (-mmsa): Document new option.
1459 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1461 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1462 * configure: Regenerate.
1463 * config.in: Regenerate.
1464 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1466 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1467 (ENDFILE_VTV_SPEC): Define.
1469 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1471 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1472 registers in all interrupt handlers if necessary.
1473 (rl78_option_override): Add warning.
1474 (MUST_SAVE_MDUC_REGISTERS): New macro.
1475 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1476 * config/rl78/rl78.c (check_mduc_usage): New function.
1477 (mduc_regs): New structure to hold MDUC register data.
1478 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1479 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1480 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1481 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1482 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1483 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1485 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1487 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1488 (tree-ssa-loop-niter.h): Ditto.
1489 (idx_within_array_bound, ref_within_array_bound): New functions.
1490 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1491 Factor out check on writable base object to ...
1492 (base_object_writable): ... here.
1494 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1496 * config/arm/arm.md (probe_stack): Add modes to set source
1499 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1501 * regrename.c (base_reg_class_for_rename): New static function.
1502 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1504 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1506 * cgraph.c (thunk_adjust): Export.
1507 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1508 * cgraphunit.c (thunk_adjust): Export.
1509 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1511 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1513 * tree-inline.c (expand_call_inline): Expand thunks inline.
1515 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1519 (*sse2_vd_cvtss2sd): Ditto.
1520 * config/i386/i386.md
1521 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1522 Generate *sse2_vd_cvtsd2ss pattern.
1523 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1524 Generate *sse2_vd_cvtss2sd pattern.
1526 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1528 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1529 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1532 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1534 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1535 * config/sh/sh.c: Define and declare variables on first use throughout
1537 (current_function_interrupt): Change to bool type.
1538 (frame_insn): Rename to emit_frame_insn and update users.
1539 (push_regs): Use bool for 'interrupt_handler' argument.
1540 (save_schedule_s): Remove.
1541 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1542 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1543 targetm.asm_out.unaligned_op.di.
1544 (gen_far_branch): Remove redundant forward declaration.
1545 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1546 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1547 (sh_set_return_address, sh_function_ok_for_sibcall,
1548 scavenge_reg): Update comments.
1549 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1550 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1551 (sh_attr_renesas_p): Remove unnecessary parentheses.
1552 (branch_dest): Simplify.
1553 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1554 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1555 (CUMULATIVE_ARGS): Change macro to typedef.
1556 (current_function_interrupt): Change to bool type.
1557 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1558 Surround with __cplusplus ifdef.
1559 (sh_compare_op0, sh_compare_op1): Remove.
1560 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1562 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1564 * config/arm/arm.md: (arch): Add neon.
1565 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1566 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1567 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1568 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1569 attributes for alt renumbering. Mark alt 3 as non-predicable.
1570 (thumb2_movdf_vfp): Likewise.
1572 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1575 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1576 (*andqi_1): Add preferred_for_speed attribute to disparage
1577 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1578 (*<code>qi_1): Ditto.
1579 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1580 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1581 (*ashlqi3_1): Ditto.
1582 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1583 Add preferred_for_size attribute to disparage alternative 0 and
1584 preferred_for_speed attribute to disparage alternative 1 for
1585 TARGET_PARTIAL_REG_STALL targets.
1587 2016-05-07 Tom de Vries <tom@codesourcery.com>
1589 PR tree-optimization/70956
1590 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1593 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1595 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1596 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1597 * config/sh/sh.md (branch_zero): Remove define_attr.
1598 (define_delay): Disable delay slot if branch distance is one insn.
1600 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (LEAMODE): New mode attribute.
1603 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1604 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1605 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1606 operand 2 predicate.
1607 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1608 (*lea<mode>_general_3): Ditto.
1609 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1611 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1613 * genmddump.c (main): Convert argv from char ** to const char **.
1615 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1617 * coretypes.h (OVERRIDE): New macro.
1620 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1622 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1623 allow coalescing if the types are compatible.
1625 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1627 * pass_manager.h (pass_manager::register_pass_name): New method.
1628 (pass_manager::get_pass_by_name): New method.
1629 (pass_manager::create_pass_tab): New method.
1630 (pass_manager::m_name_to_pass_map): New field.
1631 * passes.c (name_to_pass_map): Delete global in favor of field
1632 "m_name_to_pass_map" of pass_manager.
1633 (register_pass_name): Rename from a function to...
1634 (pass_manager::register_pass_name): ...this method, updating
1635 for renaming of global "name_to_pass_map" to field
1636 "m_name_to_pass_map".
1637 (create_pass_tab): Rename from a function to...
1638 (pass_manager::create_pass_tab): ...this method, updating
1639 for renaming of global "name_to_pass_map" to field.
1640 (get_pass_by_name): Rename from a function to...
1641 (pass_manager::get_pass_by_name): ...this method.
1642 (enable_disable_pass): Convert use of get_pass_by_name to
1643 a method call, locating the pass_manager singleton.
1645 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1647 * genattr-common.c (main): Convert argv from char ** to const char **.
1648 * genattr.c (main): Likewise.
1649 * genattrtab.c (main): Likewise.
1650 * genautomata.c (initiate_automaton_gen): Likewise.
1652 * gencodes.c (main): Likewise.
1653 * genconditions.c (main): Likewise.
1654 * genconfig.c (main): Likewise.
1655 * genconstants.c (main): Likewise.
1656 * genemit.c (main): Likewise.
1657 * genenums.c (main): Likewise.
1658 * genextract.c (main): Likewise.
1659 * genflags.c (main): Likewise.
1660 * genmddeps.c (main): Likewise.
1661 * genopinit.c (main): Likewise.
1662 * genoutput.c (main): Likewise.
1663 * genpeep.c (main): Likewise.
1664 * genpreds.c (main): Likewise.
1665 * genrecog.c (main): Likewise.
1666 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1667 (init_rtx_reader_args): Likewise.
1668 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1669 (init_rtx_reader_args): Likewise.
1670 * gentarget-def.c (main): Likewise.
1671 * read-md.c (read_md_files): Likewise.
1672 * read-md.h (read_md_files): Likewise.
1674 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1677 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1678 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1679 Remove unused predicate.
1680 (register_and_not_fp_reg_operand): Ditto.
1682 2016-05-06 Martin Liska <mliska@suse.cz>
1684 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1685 instead of vec as the vector is local to the function.
1687 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1689 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1690 avx512bw alternative.
1692 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1693 before the ashr<mode>3 pattern.
1695 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1696 v instead of x in vex or maybe_vex alternatives, use
1697 maybe_evex instead of vex in prefix.
1699 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1700 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1701 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1702 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1705 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1706 v instead of x in vex or maybe_vex alternatives, use
1707 maybe_evex instead of vex in prefix.
1709 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1710 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1711 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1712 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1713 alternatives, use maybe_evex instead of vex in prefix.
1715 * config/i386/sse.md (vec_interleave_lowv4sf,
1716 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1717 v instead of x in vex or maybe_vex alternatives, use
1718 maybe_evex instead of vex in prefix.
1720 * config/i386/sse.md (sse_movhlps, sse_movlhps): 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 (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1725 v constraint instead of x.
1727 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1729 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1730 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1733 2016-05-06 Richard Biener <rguenther@suse.de>
1735 PR tree-optimization/70948
1736 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1737 Properly clobber all fields of va_list for __builtin_va_start.
1739 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1742 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1743 loop latch destination.
1745 2016-05-06 Martin Liska <mliska@suse.cz>
1747 * tree-ssa-uninit.c: Apply manual changes
1748 to the GNU coding style.
1749 (prune_uninit_phi_opnds): Rename from
1750 prune_uninit_phi_opnds_in_unrealizable_paths.
1752 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1754 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1755 mspace): Remove deprecated options.
1756 * doc/invoke.texi (SH options): Remove -mspace.
1758 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1760 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1762 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1764 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1765 corresponding combine split pattern.
1767 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1770 * config/sh/predicates.md (long_displacement_mem_operand): New.
1771 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1772 Add movi20, movi20s alternatives. Adjust length attribute for
1774 (movsi_ie): Allow for any FPU. Adjust length attribute for
1776 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1777 attribute for alternatives.
1778 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1779 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1780 length attribute for alternatives.
1782 2016-05-06 Richard Biener <rguenther@suse.de>
1784 PR tree-optimization/70960
1785 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1787 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1790 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1791 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1793 2016-05-06 Marek Polacek <polacek@redhat.com>
1796 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1798 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1801 * config/sh/sh.md (*rotcr): Add another variant.
1803 2016-05-06 Richard Biener <rguenther@suse.de>
1806 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1808 2016-05-06 Richard Biener <rguenther@suse.de>
1811 * fold-const.c (split_tree): Always convert to the original type
1814 2016-05-06 Richard Biener <rguenther@suse.de>
1816 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1817 (fwprop_addr): Likewise.
1819 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1824 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1825 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1826 the splitter condition.
1827 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1828 the splitter condition.
1829 (FP float_extend load splitter): Ditto.
1831 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1834 to REGNO in all peephole2 patterns.
1835 (post-reload splitters): Change true_regnum to REGNO in
1836 post-reload splitters.
1837 (zero_extend splitters): Use general_reg_operand and
1838 nonimmediate_gr_operand predicates.
1840 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1842 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1843 v constraint instead of x.
1845 2016-05-05 Alan Modra <amodra@gmail.com>
1848 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1849 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1850 TARGET_NO_FP_IN_TOC for -mrelocatable.
1851 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1852 TARGET_RELOCATABLE test.
1853 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1854 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1855 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1856 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1857 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1858 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1859 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1860 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1861 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1862 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1864 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1865 (rs6000_stack_info): Likewise.
1866 (rs6000_elf_asm_out_constructor): Likewise.
1867 (rs6000_elf_asm_out_destructor): Likewise.
1868 (rs6000_elf_declare_function_name): Likewise.
1869 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1870 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1873 2016-05-05 Alan Modra <amodra@gmail.com>
1875 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1877 2016-05-05 Alan Modra <amodra@gmail.com>
1879 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1880 out-of-line gpr restore for one or two regs if that would add
1883 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386.md
1887 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1888 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1889 as operand 0 predicate.
1890 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1892 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1893 Ditto. Emit the pattern using RTX.
1895 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1896 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1897 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1898 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1900 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1901 sse_reg_operand as operand 0 predicate.
1903 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1904 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1905 instead of gen_rtx_REG.
1906 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1909 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1911 * function.c (emit_use_return_register_into_block): Delete.
1912 (gen_return_pattern): Delete.
1913 (emit_return_into_block): Delete.
1914 (active_insn_between): Delete.
1915 (convert_jumps_to_returns): Delete.
1916 (emit_return_for_exit): Delete.
1917 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1918 simple_return for shrink-wrapped blocks.
1919 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1920 end of blocks that need one.
1921 (get_unconverted_simple_return): Delete.
1922 (convert_to_simple_return): Delete.
1923 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1924 (convert_to_simple_return): Ditto.
1926 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1928 * cfgcleanup.c (bb_is_just_return): New function.
1929 (try_optimize_cfg): Simplify jumps to return, branches to return,
1930 and branches around return.
1932 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1934 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1937 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1941 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1942 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1943 assert flags & OEP_HASH_CHECK, instead of asserting it
1944 never happens. Handle TARGET_EXPR.
1945 * fold-const.c (operand_equal_p): For hash verification,
1946 or in OEP_HASH_CHECK into flags.
1948 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1950 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1952 (compute_samebase_partition_bases): Fix typo.
1954 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1956 * config/i386/sse.md (vec_interleave_highv8sf,
1957 vec_interleave_lowv8sf, vec_interleave_highv4df,
1958 vec_interleave_lowv4df): Remove constraints from expanders.
1960 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1962 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1964 * tree-inline.c (expand_call_inline): Fix path dealing with
1965 making lhs of call statement undefined.
1967 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1969 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1970 Check availability on NODE, too.
1971 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1972 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1973 (varpool_node::call_for_symbol_and_aliase): Likewise.
1974 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1975 (propagate_pure_const): Propagate across interposable functions, too.
1976 (skip_function_for_local_pure_const): Do not skip interposable bodies
1978 (pass_local_pure_const::execute): Update.
1980 2016-05-04 Marek Polacek <polacek@redhat.com>
1982 * doc/invoke.texi: Document -Wdangling-else.
1984 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1986 * config.gcc: Error out when conflicting multilib is detected. Do not
1987 loop over multilibs since no combination is legal.
1989 2016-05-04 Alan Modra <amodra@gmail.com>
1991 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1992 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1993 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1996 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1998 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1999 Clean up p5600 comments.
2001 2016-05-04 Richard Biener <rguenther@suse.de>
2003 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
2004 constructor simplifications.
2005 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
2007 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
2009 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
2010 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
2011 result.set_rtx is null instead of aborting.
2012 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
2014 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
2015 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
2016 *mov<mode>_store_postinc): New patterns.
2018 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
2020 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
2021 as commutative. Check both conversions are NOP.
2022 ((A & B) OP (C & B)): Remove.
2024 2016-05-04 Alan Modra <amodra@gmail.com>
2026 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
2028 2016-05-04 Alan Modra <amodra@gmail.com>
2031 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
2032 when cr2,3,4 are all fixed regs.
2034 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
2036 PR rtl-optimization/57193
2037 * opts.c (default_options_table): Revert OPT_frename_registers change.
2038 * doc/invoke.texi (-frename-registers, -O2): Likewise.
2040 2016-05-03 Martin Sebor <msebor@redhat.com>
2043 * builtins.c (fold_builtin_FILE): New function.
2044 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
2045 (fold_builtin_0): Call them.
2046 * gimplify.c (gimplify_call_expr): Remove the handling of
2047 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
2050 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
2051 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
2055 * doc/extend.texi (Function Names as Strings): Update __func__,
2056 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
2059 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2060 Richard Biener <rguenther@suse.de>
2062 PR tree-optimization/70916
2063 * tree-if-conv.c: Include cfganal.h.
2064 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2065 and remove_fake_exit_edges around the optimization pass.
2067 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2069 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2070 (cgraph_edge::make_direct): Likewise.
2071 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2072 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2073 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2074 (CIF_THUNK): New code.
2075 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2076 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2077 (compute_inline_parameters): Set inline_failed for thunks.
2078 (inline_analyze_function): Cleanup.
2079 * ipa-inline.c (can_inline_edge_p): Do not deal with
2080 call_stmt_cannot_inline_p.
2081 (can_early_inline_edge_p): Likewise.
2082 (early_inliner): Initialize inline_failed.
2083 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2085 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2088 from nonimm_ssenomem_operand.
2089 (nonimm_ssenomem_operand): New predicate.
2090 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2091 as operand 0 predicate.
2092 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2093 Disable unsupported alternatives using "enabled" attribute.
2094 Use register_ssemem_operand as operand 0 predicate.
2095 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2097 2016-05-03 Marek Polacek <polacek@redhat.com>
2100 * input.c (expansion_point_location): New function.
2101 * input.h (expansion_point_location): Declare.
2103 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2105 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2106 occurence with frame_offset_ ones.
2108 2016-05-03 Alan Modra <amodra@gmail.com>
2110 PR rtl-optimization/70890
2111 * ira.c (combine_and_move_insns): When moving def_insn, remove
2114 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2116 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2117 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2118 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2119 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2121 2016-05-03 Alan Modra <amodra@gmail.com>
2123 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2124 for SAVE_MULTIPLE/STORE_MULTIPLE.
2126 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2128 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2129 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2131 2016-05-03 Richard Biener <rguenther@suse.de>
2133 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2135 (gimplify_arg): Likewise.
2136 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2137 re-writing the result to a decl if required.
2138 (internal_get_tmp_var): Add allow_ssa parameter
2139 and override into_ssa with it.
2140 (get_formal_tmp_var): Adjust.
2141 (get_initialized_tmp_var): Add allow_ssa parameter.
2142 (gimplify_arg): Add allow_ssa parameter and avoid generating
2143 SSA names for the result false.
2144 (gimplify_call_expr): If the call may return twice do not
2145 gimplify parameters into SSA.
2146 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2147 (gimplify_modify_expr): Adjust assert. For noreturn calls
2148 with a SSA name LHS adjust its def.
2149 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2150 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2151 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2152 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2153 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2154 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2155 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2156 (optimize_target_teams): Do not allow SSA names for clause operands.
2157 (gimplify_expr): Likewise for where we mark the result addressable.
2158 * passes.def (pass_init_datastructures): Remove.
2159 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2160 (rewrite_stmt): Likewise.
2161 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2162 (replace_locals_op): Replace SSA names.
2163 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2164 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2165 * cgraph.c (release_function_body): Free CFG annotations only
2166 when we have a CFG. Simplify.
2167 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2168 force_gimple_operand instead of get_initialized_tmp_var.
2169 * tree-pass.h (make_pass_init_datastructures): Remove.
2170 * tree-ssa.c (execute_init_datastructures): Remove.
2171 (pass_data_init_datastructures): Likewise.
2172 (class pass_init_datastructures): Likewise.
2173 (make_pass_init_datastructures): Likewise.
2174 * omp-low.c (create_omp_child_function): Init SSA data structures.
2175 (grid_expand_target_grid_body): Likewise.
2176 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2177 name before adding it to names_to_release.
2178 (remove_bb): Always release SSA defs.
2179 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2180 before dereferencing it.
2181 * cgraphunit.c (init_lowered_empty_function): Always
2182 int SSA data structures.
2183 * tree-ssanames.c (release_defs): Remove assert that we are in
2185 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2187 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2188 Uros Bizjak <ubizjak@gmail.com>
2190 PR rtl-optimization/70467
2191 * config/i386/predicates.md (x86_64_hilo_int_operand,
2192 x86_64_hilo_general_operand): New predicates.
2193 * config/i386/constraints.md (Wd): New constraint.
2194 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2195 (general_hilo_operand): New mode attr.
2196 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2197 instead of <general_operand>.
2198 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2199 x86_64_hilo_general_operand instead of <general_operand>.
2201 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2203 PR tree-optimization/70916
2204 * tree-if-conv.c (constant_or_ssa_name): Removed.
2205 (fold_build_cond_expr): Use is_gimple_val instead of
2206 constant_or_ssa_name.
2208 PR tree-optimization/70916
2209 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2210 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2213 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2214 (optimize_atomic_bit_test_and): New function.
2215 (pass_fold_builtins::execute): Use it.
2216 * optabs.def (atomic_bit_test_and_set_optab,
2217 atomic_bit_test_and_complement_optab,
2218 atomic_bit_test_and_reset_optab): New optabs.
2219 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2220 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2221 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2222 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2223 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2224 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2225 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2226 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2227 atomic_bit_test_and_complement@var{mode},
2228 atomic_bit_test_and_reset@var{mode}): Document.
2229 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2230 atomic_bit_test_and_complement<mode>,
2231 atomic_bit_test_and_reset<mode>): New expanders.
2232 (atomic_bit_test_and_set<mode>_1,
2233 atomic_bit_test_and_complement<mode>_1,
2234 atomic_bit_test_and_reset<mode>_1): New insns.
2236 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2238 PR rtl-optimization/70687
2239 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2240 instead of unsigned HOST_WIDE_INT.
2242 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2244 PR rtl-optimization/44281
2245 * hard-reg-set.h (struct target_hard_regs): New field
2246 x_fixed_nonglobal_reg_set.
2247 (fixed_nonglobal_reg_set): New macro.
2248 * reginfo.c (init_reg_sets_1): Initialize it.
2249 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2251 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2253 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2255 PR tree-optimization/56541
2256 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2257 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2258 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2259 (any_complicated_phi): new static variable.
2260 (aggressive_if_conv): delete.
2261 (if_convertible_phi_p): support phis with more than two arguments.
2262 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2263 critical pred edges.
2264 (ifcvt_split_critical_edges): support phis with more than two
2265 arguments by checking new parameter. only split critical edges
2267 (tree_if_conversion): handle simd pragma marked loop using new
2268 local variable aggressive_if_conv. check any_complicated_phi.
2270 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2272 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2275 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2277 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2280 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2282 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2283 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2284 define_insn_and_split.
2285 (mulsi3_i): New define_insn_and_split.
2286 (mulsi3_call): Convert to define_insn.
2287 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2290 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2292 * machmode.h (mode_complex): Add support to give the complex mode
2294 (GET_MODE_COMPLEX_MODE): Likewise.
2295 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2296 stored by build_complex_type and gfc_build_complex_type instead of
2297 trying to figure out the appropriate mode based on the size. Raise
2298 an assertion error, if the type was not set.
2299 * genmodes.c (struct mode_data): Add field for the complex type of
2301 (blank_mode): Likewise.
2302 (make_complex_modes): Remember the complex mode created in the
2304 (emit_mode_complex): Write out the mode_complex array to map a
2305 type mode to the complex version.
2306 (emit_insn_modes_c): Likewise.
2307 * tree.c (build_complex_type): Set the complex type to use before
2308 calling layout_type.
2309 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2310 support for __float128 complex datatypes.
2311 (rs6000_hard_regno_mode_ok): Likewise.
2312 (rs6000_setup_reg_addr_masks): Likewise.
2313 (rs6000_complex_function_value): Likewise.
2314 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2315 __float128 and __ibm128 complex.
2316 (FLOAT128_IBM_P): Likewise.
2317 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2318 * doc/extend.texi (Additional Floating Types): Document that
2319 -mfloat128 must be used to enable __float128. Document complex
2320 __float128 and __ibm128 support.
2322 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2325 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2326 char/short arguments promoted to int because of promote_prototypes.
2328 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2330 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2331 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2332 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2333 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2334 alternatives using "enabled" attribute. Use register_ssemem_operand
2335 as operand 1 predicate.
2336 (*cmpi<unord>xf_i387): Split XFmode pattern from
2337 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2338 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2339 *absneg<mode>2_i387. Disable unsupported alternatives using
2340 "enabled" attribute.
2341 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2343 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2345 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2347 (oacc_loop_process): Check mask for loop termination.
2349 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2351 * cif-code.def (CIF_THUNK): Add.
2352 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2355 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2357 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2358 (dump_inline_summary): Dump it.
2359 (fp_expression_p): New predicate.
2360 (estimate_function_body_sizes): Use it.
2361 (inline_merge_summary): Merge fp_expressions.
2362 (inline_read_section): Read fp_expressions.
2363 (inline_write_summary): Write fp_expressions.
2364 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2365 codegen boundary if either caller or callee is !fp_expressions.
2366 * ipa-inline.h (inline_summary): Add fp_expressions.
2367 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2368 to fp_expressions be sure the fp generation flags are updated.
2370 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2372 PR rtl-optimization/70467
2373 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2375 PR rtl-optimization/70467
2376 * ipa-pure-const.c (check_call): Handle internal calls even in
2377 ipa mode like in local mode.
2379 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2381 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2383 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2385 * match.pd (X u< X, X u> X): New transformations.
2387 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2389 * flag-types.h (enum warn_strict_overflow_code): Move ...
2390 * coretypes.h: ... here.
2391 * fold-const.h (fold_overflow_warning): Declare.
2392 * fold-const.c (fold_overflow_warning): Make non-static.
2393 (fold_comparison): Move the transformation of X +- C1 CMP C2
2394 into X CMP C2 -+ C1 ...
2395 * match.pd: ... here.
2396 * gimple-fold.c (fold_stmt_1): Protect with
2397 fold_defer_overflow_warnings.
2399 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2401 * omp-low.c (struct oacc_loop): Add 'inner' field.
2402 (new_oacc_loop_raw): Initialize it to zero.
2403 (oacc_loop_fixed_partitions): Initialize it.
2404 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2405 available partitioning.
2407 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2409 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2411 (umulsidi3): Likewise.
2412 (indirect_jump): Fix jump instruction assembly patterns.
2414 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2417 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2418 (nvptx_function_value): Assert non-NULL cfun.
2420 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2422 PR rtl-optimization/70886
2423 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2425 * cselib.h (rtx_equal_for_cselib_1): Declare.
2426 (rtx_equal_for_cselib_p: New inline function.
2427 * cselib.c (rtx_equal_for_cselib_p): Delete.
2428 (rtx_equal_for_cselib_1): Make public.
2430 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2432 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2433 (register_mixssei387nonimm_operand): Remove predicate.
2434 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2435 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2436 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2437 for TARGET_MIX_SSE_I387 alternatives.
2438 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2439 Disable unsupported alternatives using "enabled" attribute. Use
2440 nonimm_ssenomem_operand as operand 1 predicate. Also check
2441 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2443 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2445 * tree.c (cst_and_fits_in_hwi): Simplify.
2447 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2449 * tree.h (wi::to_wide): New function.
2450 * expr.c (expand_expr_real_1): Use wi::to_wide.
2451 * fold-const.c (int_const_binop_1): Likewise.
2452 (extract_muldiv_1): Likewise.
2454 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2456 * wide-int.h: Update offset_int and widest_int documentation.
2457 (WI_SIGNED_SHIFT_RESULT): New macro.
2458 (wi::binary_shift): Define signed_shift_result_type for
2459 shifts on offset_int- and widest_int-like types.
2460 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2461 * tree.h (int_bit_position): Use shift operators instead of wi::
2463 * alias.c (adjust_offset_for_component_ref): Likewise.
2464 * expr.c (get_inner_reference): Likewise.
2465 * fold-const.c (fold_comparison): Likewise.
2466 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2467 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2468 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2469 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2470 (stmt_kills_ref_p): Likewise.
2471 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2472 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2473 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2474 (ao_ref_init_from_vn_reference): Likewise.
2476 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2478 * wide-int.h: Update offset_int and widest_int documentation.
2479 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2480 (wi::binary_traits): Allow ordered comparisons between offset_int and
2481 offset_int, between widest_int and widest_int, and between either
2482 of these types and basic C types.
2483 (operator <, <=, >, >=): Define for the same combinations.
2484 * tree.h (tree_int_cst_lt): Use comparison operators instead
2485 of wi:: comparisons.
2486 (tree_int_cst_le): Likewise.
2487 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2488 (fold_nonarray_ctor_reference): Likewise.
2489 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2490 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2491 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2492 * tree-sra.c (completely_scalarize): Likewise.
2493 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2494 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2495 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2496 (check_for_binary_op_overflow): Likewise.
2497 (search_for_addr_array): Likewise.
2498 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2500 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2502 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2503 (arc_save_restore): Likewise.
2504 (arc_dwarf_register_span): Likewise.
2505 (arc_output_pic_addr_const): Initialize suffix variable.
2507 2016-05-02 Martin Liska <mliska@suse.cz>
2509 * symbol-summary.h (function_summary::function_summary):
2510 Remove checking assert for all cgraph nodes.
2511 (function_summary::get): Check summary_uid.
2512 (symtab_insertion): Check summary_uid.
2514 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2516 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2517 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2519 (arc_dwarf_register_span): Remove enum keyword.
2520 (compact_memory_operand_p): New function.
2521 * config/arc/arc.h (reg_class): Add code density register classes.
2522 (REG_CLASS_NAMES): Likewise.
2523 (REG_CLASS_CONTENTS): Likewise.
2524 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2525 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2526 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2527 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2528 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2530 (h, Rcd, Rsd, Rzd): New register constraints.
2531 (T): Use compact_memory_operand_p function.
2532 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2534 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2536 * config/sh/sh.md (*negnegt, *movtt): Remove.
2538 2016-05-02 Marek Polacek <polacek@redhat.com>
2539 Tom de Vries <tom@codesourcery.com>
2541 PR tree-optimization/70700
2542 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2543 bigger than FIRST_REF_NODE.
2545 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2548 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2550 (prepare_cbranch_operands): Don't use scratch register. Assume that
2551 function is used when pseudos can be created.
2552 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2553 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2554 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2555 define_expand. Allow it only when pseudos can be created.
2556 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2558 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/constraints.md (BC): Only allow -1 operands.
2561 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2562 Add "enabled" attribute. Update XI mode attribute calculation.
2563 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2564 (*movoi_internal_avx): Update XI mode attribute calculation.
2565 (*movti_internal): Ditto.
2567 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2569 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2570 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2572 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2574 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2575 statement on instruction code. Remove trailing spaces.
2576 (altivec_expand_stv_builtin): Likewise.
2578 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2580 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2581 (TARGET_FPU_DOUBLE): Simplify.
2582 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2583 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2584 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2585 with 'TARGET_FPU_DOUBLE'.
2586 * config/sh/sh.md: Likewise.
2588 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2590 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2591 SH_DIV_STR_FOR_SIZE): Remove.
2592 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2593 SH_DIV_STR_FOR_SIZE): Remove.
2595 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2597 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2598 logical_reg_operand): Delete.
2599 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2600 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2601 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2602 match_operand and match_test.
2603 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2604 variables on their first use. Return bool values.
2605 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2606 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2607 arith_reg_operand for input operand. Remove empty constraints.
2609 (*xorsi3_compact): Rename to xorsi3.
2610 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2611 (*zero_extend<mode>si2_disp_mem): Update comment.
2614 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2616 * config/sh/t-sh: Remove SH5 support.
2617 * config.gcc: Likewise.
2618 * configure: Likewise.
2620 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2622 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2624 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2626 * config/sh/sh.c (register_sh_passes, sh_option_override,
2627 sh_print_operand, prepare_move_operands,
2628 sh_can_follow_jump): Remove TARGET_SH1 checks.
2629 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2630 PROMOTE_MODE): Likewise.
2631 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2634 2016-04-30 Alan Modra <amodra@gmail.com>
2636 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2637 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2638 Check for user regs later to avoid unnecessary looping over regs.
2639 Merge user reg check with non-saved reg check. Don't force
2640 inline VR restore when static chain used.
2641 (rs6000_frame_related): Omit eh_frame info for user regs when
2643 (fixed_regs_p): Delete.
2645 2016-04-30 Alan Modra <amodra@gmail.com>
2647 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2648 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2651 2016-04-30 Alan Modra <amodra@gmail.com>
2654 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2655 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2658 2016-04-30 Alan Modra <amodra@gmail.com>
2660 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2661 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2662 flag_pic test for Darwin.
2664 2016-04-30 Alan Modra <amodra@gmail.com>
2666 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2667 throw_calls_crossed.
2668 (REG_FREQ_CALLS_CROSSED): Delete.
2669 (REG_N_THROWING_CALLS_CROSSED): Delete.
2670 * regstat.c (regstat_bb_compute_ri): Don't calculate
2671 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2672 (dump_reg_info): Don't print call cross frequency.
2673 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2674 and REG_N_THROWING_CALLS_CROSSED.
2676 2016-04-30 Alan Modra <amodra@gmail.com>
2678 * regs.h (struct reg_info_t): Delete live_length.
2679 (REG_LIVE_LENGTH): Delete macro.
2680 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2681 local_live, local_processed and local_live_last_luid params.
2682 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2684 (regstat_compute_ri): Adjust for above. Don't set
2686 (dump_reg_info): Don't print live length.
2687 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2688 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2689 Localize loop_depth var.
2691 2016-04-30 Alan Modra <amodra@gmail.com>
2693 * ira.c (enum valid_equiv): New.
2694 (validate_equiv_mem): Return enum.
2695 (update_equiv_mem): Create replacement in more cases.
2696 (add_store_equivs): Update validate_equiv_mem call.
2698 2016-04-30 Alan Modra <amodra@gmail.com>
2700 * ira.c (combine_and_move_insns): Rather than scanning insns,
2701 use DF infrastucture to find use and def insns.
2703 2016-04-30 Alan Modra <amodra@gmail.com>
2705 ira.c (combine_and_move_insns): Move invariant conditions..
2706 (ira.c): ..to here. Call combine_and_move_insns before
2707 add_store_equivs. Call grow_reg_equivs later. Allocate
2708 req_equiv later using max_reg_num() rather than global max_regno.
2709 (contains_replace_regs): Delete.
2710 (add_store_equivs): Remove contains_replace_regs test.
2712 2016-04-30 Alan Modra <amodra@gmail.com>
2714 * ira.c (struct equiv_mem_data): New.
2715 (equiv_mem, equiv_mem_modified): Delete static vars.
2716 (validate_equiv_mem_from_store): Use "data" param to communicate..
2717 (validate_equiv_mem): ..from here.
2719 2016-04-30 Alan Modra <amodra@gmail.com>
2721 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2723 (update_reg_equivs): ..here. Move allocation and freeing of
2724 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2725 end_alias_analysis to..
2728 2016-04-30 Alan Modra <amodra@gmail.com>
2730 * ira.c (pdx_subregs): Delete.
2731 (struct equivalence): Add pdx_subregs field.
2732 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2734 (update_equiv_regs): Don't create or free pdx_subregs. Update
2737 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2739 * config/rs6000/altivec.h: Change definitions of vec_xl and
2741 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2742 (LD_ELEMREV_V2DI): New.
2743 (LD_ELEMREV_V4SF): New.
2744 (LD_ELEMREV_V4SI): New.
2745 (LD_ELEMREV_V8HI): New.
2746 (LD_ELEMREV_V16QI): New.
2747 (ST_ELEMREV_V2DF): New.
2748 (ST_ELEMREV_V2DI): New.
2749 (ST_ELEMREV_V4SF): New.
2750 (ST_ELEMREV_V4SI): New.
2751 (ST_ELEMREV_V8HI): New.
2752 (ST_ELEMREV_V16QI): New.
2755 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2756 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2757 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2758 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2759 (altivec_expand_builtin): Add handling for
2760 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2761 (rs6000_invalid_builtin): Add error-checking for
2762 RS6000_BTM_P9_VECTOR.
2763 (altivec_init_builtins): Define builtins used to implement vec_xl
2765 (rs6000_builtin_mask_names): Define power9-vector.
2766 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2767 (RS6000_BTM_P9_VECTOR): Define.
2768 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2769 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2770 (vsx_ld_elemrev_v2df): Likewise.
2771 (vsx_ld_elemrev_v4sf): Likewise.
2772 (vsx_ld_elemrev_v4si): Likewise.
2773 (vsx_ld_elemrev_v8hi): Likewise.
2774 (vsx_ld_elemrev_v16qi): Likewise.
2775 (vsx_st_elemrev_v2df): Likewise.
2776 (vsx_st_elemrev_v2di): Likewise.
2777 (vsx_st_elemrev_v4sf): Likewise.
2778 (vsx_st_elemrev_v4si): Likewise.
2779 (vsx_st_elemrev_v8hi): Likewise.
2780 (vsx_st_elemrev_v16qi): Likewise.
2781 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2784 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2786 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2788 (simplify_control_stmt_condition_1): ... here. Recurse into
2789 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2791 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2794 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2795 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2796 define_insn_and_split to define_insn.
2797 (zero_extendqi<mode>2_dot2): Same.
2798 (extendqi<mode>2_dot): Same.
2799 (extendqi<mode>2_dot2): Same.
2801 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2803 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2804 (probe_stack): New expander.
2805 (probe_stack_<mode>): New insn pattern.
2807 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2809 * config/i386/i386.md
2810 (operations with memory inputs setting flags peephole2):
2811 Remove uneeded REG_P checks. Cleanup pattern generation.
2813 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2815 * tree-vect-loop.c (vect_transform_loop): Fix
2816 nb_iterations_upper_bound computation for vectorized loop.
2818 2016-04-29 Marek Polacek <polacek@redhat.com>
2819 Jakub Jelinek <jakub@redhat.com>
2822 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2823 TARGET_EXPR_SLOT as a base.
2825 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2827 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2828 with 'rCm2' constraints to limit possible immediate size.
2829 (*load_zeroextendqisi_update): Likewise.
2830 (*load_signextendqisi_update): Likewise.
2831 (*loadhi_update): Likewise.
2832 (*load_zeroextendhisi_update): Likewise.
2833 (*load_signextendhisi_update): Likewise.
2834 (*loadsi_update): Likewise.
2835 (*loadsf_update): Likewise.
2837 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2839 * config/i386/predicates.md (constm1_operand): Fix comparison.
2841 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2843 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2845 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2847 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2848 remaining SH5 related settings.
2849 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2850 shmedia_prepare_call_address): Delete.
2851 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2852 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2853 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2854 UNSUPPORTED_SH2A): Remove m5 checks.
2855 (sh_divide_strategy_e): Remove SH5 division strategies.
2856 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2857 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2859 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2861 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2863 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2865 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2866 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2868 * config/s390/vector.md ("mov<mode>"): Likewise.
2870 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2872 * config/s390/constraints.md ("U", "W"): Invoke
2873 s390_mem_constraint with "ZR" and "ZT".
2874 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2875 addresses when using LRA. Accept also short displacements for S
2876 and T constraints. Do not check for long displacement target for
2877 S and T constraints.
2878 (s390_mem_constraint): Remove handling of U and W constraints.
2879 * config/s390/s390.md (various patterns): Remove the short
2880 displacement constraints (Q and R) if a long displacement
2881 constraint is present. Add longdisp as required CPU capability.
2882 * config/s390/vector.md: Likewise.
2883 * config/s390/vx-builtins.md: Likewise.
2885 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2888 * reload1.c (reload): Call finish_spills before
2889 restarting reload loop. Skip select_reload_regs
2890 if update_eliminables_and_spill returns true.
2892 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2894 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2895 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2896 (umulhisi3_imm): Update predicates and constraint letters.
2897 (umulhisi3_reg): Declare instruction as commutative.
2898 * config/arc/constraints.md (J12, J16): New constraints.
2899 * config/arc/predicates.md (short_unsigned_const_operand): New
2901 (arc_short_operand): Likewise.
2902 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2904 2016-04-29 Richard Biener <rguenther@suse.de>
2906 PR tree-optimization/13962
2907 PR tree-optimization/65686
2908 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2909 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2910 using PTA to compare pointers.
2911 * match.pd: Add pattern for pointer equality compare simplification
2912 using ptrs_compare_unequal.
2914 2016-04-29 Richard Biener <rguenther@suse.de>
2916 * stor-layout.c (layout_type): Do not build a pointer-to-element
2919 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2922 Use SWI mode iterator. Use general_reg_operand predicate.
2923 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2924 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2927 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2930 * fold-const.c (operand_equal_p): Don't verify hash value equality
2932 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2935 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2938 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2939 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2940 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2941 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2942 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2944 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2946 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2947 to info. Don't initialize separate fields to 0. Clean up
2950 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/i386.md (peephole2s for operations with memory inputs):
2953 Use SWI mode iterator.
2954 (peephole2s for operations with memory outputs): Ditto.
2955 Do not check for stack checking probe.
2957 (probe_stack): Remove expander.
2959 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2960 Andrew Burgess <andrew.burgess@embecosm.com>
2962 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2963 operands as 32-bits.
2965 2016-04-28 Jason Merrill <jason@redhat.com>
2967 * gdbinit.in: Skip line-map.h.
2969 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2970 Andrew Burgess <andrew.burgess@embecosm.com>
2972 * config/arc/arc.c (arc_conditional_register_usage): Take
2973 TARGET_RRQ_CLASS into account.
2974 (arc_print_operand): Support printing 'p' and 's' operands.
2975 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2977 (TARGET_RRQ_CLASS): Define.
2978 (IS_POWEROF2_OR_0_P): Define.
2979 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2981 (*tst_movb): New define_insn.
2982 (*tst): Avoid recognition if it could prevent '*tst_movb'
2983 combination; replace c/CnL with c/Chs alternative.
2984 (*tst_bitfield_tst): New define_insn.
2985 (*tst_bitfield_asr): New define_insn.
2986 (*tst_bitfield): New define_insn.
2987 (andsi3_i): Add Rrq variant.
2988 (extzv): New define_expand.
2989 (insv): New define_expand.
2990 (*insv_i): New define_insn.
2991 (*movb): New define_insn.
2992 (*movb_signed): New define_insn.
2993 (*movb_high): New define_insn.
2994 (*movb_high_signed): New define_insn.
2995 (*movb_high_signed + 1): New define_split pattern.
2996 (*mrgb): New define_insn.
2997 (*mrgb + 1): New define_peephole2 pattern.
2998 (*mrgb + 2): New define_peephole2 pattern.
2999 * config/arc/arc.opt (mbitops): New option for nps400, uses
3000 TARGET_NPS_BITOPS_DEFAULT.
3001 * config/arc/constraints.md (q): Make register class conditional.
3002 (Rrq): New register constraint.
3003 (Chs): New constraint.
3004 (Clo): New constraint.
3005 (Chi): New constraint.
3006 (Cbf): New constraint.
3007 (Cbn): New constraint.
3008 (C18): New constraint.
3009 (Cbi): New constraint.
3011 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3013 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
3015 (bitmap_intersection_of_preds): Ditto.
3016 (bitmap_union_of_succs): Ditto.
3017 (bitmap_union_of_preds): Ditto.
3018 * sbitmap.c (do_popcount): Delete.
3019 (BITMAP_DEBUGGING): Delete.
3020 (sbitmap_verify_popcount): Delete.
3021 (sbitmap_alloc): Don't initialize the popcount field.
3022 (sbitmap_alloc_with_popcount): Delete.
3023 (sbitmap_resize): Don't resize the popcount array.
3024 (sbitmap_vector_alloc): Don't initialize the popcount field.
3025 (bitmap_copy): Don't copy the popcount array.
3026 (bitmap_clear): Don't clear the popcount array.
3027 (bitmap_clear): Delete the popcount array handling.
3028 (bitmap_ior_and_compl): Delete the popcount assert.
3029 (bitmap_not): Ditto.
3030 (bitmap_and_compl): Ditto.
3031 (bitmap_and): Delete the popcount array handling.
3032 (bitmap_xor): Ditto.
3033 (bitmap_ior): Ditto.
3034 (bitmap_or_and): Delete the popcount assert.
3035 (bitmap_and_or): Ditto.
3036 (popcount_table): Delete.
3037 (sbitmap_elt_popcount): Delete.
3038 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
3039 (bitmap_set_bit): Delete the popcount assert.
3040 (bitmap_clear_bit): Ditto.
3041 (sbitmap_free): Don't free the popcount array.
3042 (sbitmap_alloc_with_popcount): Delete declaration.
3043 (sbitmap_popcount): Ditto.
3045 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3046 Andrew Burgess <andrew.burgess@embecosm.com>
3048 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
3049 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
3050 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
3051 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
3052 * config/arc/arc.opt (mcmem): New option.
3053 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
3054 supply length for r/m alternative.
3055 (*extendqisi2_ac): Likewise.
3056 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
3058 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3059 (movhi_insn): Likewise.
3060 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3061 (*zero_extendqihi2_i): Add r/Ucm alternative.
3062 (*zero_extendqisi2_ac): Likewise.
3063 (*zero_extendhisi2_i): Likewise.
3064 * config/arc/constraints.md (Uex): New memory constraint.
3065 (Ucm): New define_constraint.
3066 * config/arc/predicates.md (long_immediate_loadstore_operand):
3067 Return 0 for MEM with cmem_address address.
3068 (cmem_address_0): New predicates.
3069 (cmem_address_1): Likewise.
3070 (cmem_address_2): Likewise.
3071 (cmem_address): Likewise.
3073 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3075 * config/rs6000/rs6000.c (machine_function): Rename
3076 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3077 (rs6000_stack_info): Adjust.
3079 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3080 Andrew Burgess <andrew.burgess@embecosm.com>
3082 * config/arc/constraints.md (Usd): Convert to define_constraint.
3086 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3089 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3090 Add new peephole2 where the first insn is *mov<mode>_or instead of
3091 *mov<mode>_internal.
3093 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3095 * tracer.c (bb_seen): Make static.
3097 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3099 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3100 support, setup defaults.
3101 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3102 * config/arc/arc.c (arc_init): Add NPS400 support.
3103 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3104 (TARGET_ARC700): NPS400 is also an ARC700.
3105 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3107 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3110 * config/nds32/nds32.md (casesi): Don't access the operands array
3113 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3116 (or $-1,reg peephole2): Ditto.
3117 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3119 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3121 * doc/extend.texi (Common Function Attributes) [optimize]:
3122 Discourage use of the optimize attribute.
3124 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3126 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3127 special case builtin.
3128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3129 ALTIVEC_BUILTIN_VEC_ADDE.
3130 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3131 support for ALTIVEC_BUILTIN_VEC_ADDE.
3132 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3133 for __builtin_vec_adde.
3135 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3137 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3138 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3140 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3143 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3144 attributes): Document cilkplus_runtime.
3146 2016-04-28 Martin Jambor <mjambor@suse.cz>
3148 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3149 this function. Call verify_expr on MEM_REFs and bases of other
3152 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3154 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3155 for WORD_REGISTER_OPERATIONS to runtime check.
3157 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3159 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3161 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3163 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3164 big-endian compilation.
3165 * config/arc/arc.md (addf3): Likewise.
3169 2016-04-28 Richard Biener <rguenther@suse.de>
3171 PR tree-optimization/70840
3172 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3173 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3174 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3175 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3177 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3179 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3180 and explain why in a comment.
3182 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3184 * config/arc/arc.md (cpu_facility): Add fpx variant.
3185 (subdf3): Prohibit use reverse sub when assist operations option
3187 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3188 instructions only when FPX is enabled.
3189 * testsuite/gcc.target/arc/trsub.c: New test.
3191 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3193 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3194 mult_operator when calculating "type" attribute.
3195 (*fop_<mode>_1_i387): Ditto.
3196 (*fop_xf_1_i387): Ditto.
3197 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3198 Use std::swap to swap operands. Use RTL expressions to generate
3201 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3202 Joern Rennecke <joern.rennecke@embecosm.com>
3204 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3206 (emit_pic_move): Remove.
3207 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3208 * config/arc/arc.c (emit_pic_move): Removed.
3209 (TARGET_HAVE_TLS): Define.
3210 (arc_conditional_register_usage): Test for arc_tp_regno.
3211 (arc_print_operand, arc_print_operand_address): Handle TLS
3213 (arc_needs_pcl_p): New function.
3214 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3215 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3216 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3217 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3218 (arc_legitimize_tls_address): Likewise.
3219 (DTPOFF_ZERO_SYM): Define.
3220 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3221 (arc_output_pic_addr_const): Print TLS unspecs.
3222 (prepare_pic_move): New function, replaces emit_pic_move.
3223 (arc_legitimate_constant_p): Handle TLS unspecs.
3224 (arc_legitimate_address_p): Likewise.
3225 (arc_rewrite_small_data_p): Use assert for TLS constants.
3226 (prepare_move_operands): Use prepare_pic_move.
3227 (arc_legitimize_address): Legitimize tls addresses.
3228 (arc_epilogue_uses): Check for arc_tp_regno.
3229 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3230 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3232 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3234 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3235 %(arc_tls_extra_start_spec).
3236 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3237 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3239 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3240 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3241 (UNSPEC_TLS_OFF): Add.
3243 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3244 (get_thread_pointersi): New patterns.
3245 * config/arc/arc.opt (mtp-regno): New option.
3246 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3247 (move_dest_operand): Likewise.
3248 * configure: Regenerate.
3249 * configure.ac: Add arc*-*-* case to test for tls.
3250 * doc/invoke.texi (ARC options): Document mtp-regno.
3252 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3254 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3255 the new ARC HS SIMD instructions.
3256 (arc_preferred_simd_mode): New function.
3257 (arc_autovectorize_vector_sizes): Likewise.
3258 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3259 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3260 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3261 (arc_init_builtins): Add new SIMD builtin types.
3262 (arc_split_move): Handle 64 bit vector moves.
3263 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3264 (TARGET_PLUS_QMACW): Define.
3265 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3266 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3267 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3268 (VSUBADD4H): New builtins.
3269 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3270 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3272 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3273 Matthias Klose <doko@debian.org>
3275 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3277 2016-04-28 Richard Biener <rguenther@suse.de>
3280 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3283 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3285 * common/config/sh/sh-common.c: Remove SH5 support.
3286 * config/sh/constraints.md: Likewise.
3287 * config/sh/config/sh/elf.h: Likewise.
3288 * config/sh/linux.h: Likewise.
3289 * config/sh/netbsd-elf.h: Likewise.
3290 * config/sh/predicates.md: Likewise.
3291 * config/sh/sh-c.c: Likewise.
3292 * config/sh/sh-protos.h: Likewise.
3293 * config/sh/sh.c: Likewise.
3294 * config/sh/sh.h: Likewise.
3295 * config/sh/sh.md: Likewise.
3296 * config/sh/sh.opt: Likewise.
3297 * config/sh/sync.md: Likewise.
3298 * config/sh/sh64.h: Delete.
3299 * config/sh/shmedia.h: Likewise.
3300 * config/sh/shmedia.md: Likewise.
3301 * config/sh/sshmedia.h: Likewise.
3302 * config/sh/t-netbsd-sh5-64: Likewise.
3303 * config/sh/t-sh64: Likewise.
3304 * config/sh/ushmedia.h: Likewise.
3306 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3308 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3309 general_reg_operand instead of register_operand predicate.
3311 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3313 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3315 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3317 * match.pd (A - B > A, A + B < A): New transformations.
3319 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3321 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3322 which defaults to true. Emit an outer pair of parentheses only if
3323 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3324 don't emit parentheses for the right-hand operand.
3326 2016-04-27 Jeff Law <law@redhat.com>
3328 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3330 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3332 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3333 (altivec_lvx_<mode>_internal): Document.
3334 (altivec_lvx_<mode>_2op): New define_insn.
3335 (altivec_lvx_<mode>_1op): Likewise.
3336 (altivec_lvx_<mode>_2op_si): Likewise.
3337 (altivec_lvx_<mode>_1op_si): Likewise.
3338 (altivec_stvx_<mode>): Remove.
3339 (altivec_stvx_<mode>_internal): Document.
3340 (altivec_stvx_<mode>_2op): New define_insn.
3341 (altivec_stvx_<mode>_1op): Likewise.
3342 (altivec_stvx_<mode>_2op_si): Likewise.
3343 (altivec_stvx_<mode>_1op_si): Likewise.
3344 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3345 Expand vec_ld and vec_st during parsing.
3346 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3348 (altivec_expand_stvx_be): Likewise.
3349 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3350 address-masking behavior in RTL.
3351 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3352 address-masking behavior in RTL.
3353 (altivec_expand_builtin): Change builtin code arguments for calls
3354 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3355 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3356 presence of lvx/stvx patterns.
3357 (alignment_with_canonical_addr): New function.
3358 (alignment_mask): Likewise.
3359 (find_alignment_op): Likewise.
3360 (recombine_lvx_pattern): Likewise.
3361 (recombine_stvx_pattern): Likewise.
3362 (recombine_lvx_stvx_patterns): Likewise.
3363 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3364 stvx patterns from expand.
3365 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3367 (vector_altivec_store_<mode>): Likewise.
3369 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3371 * config/aarch64/aarch64.md
3372 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3373 remove the "fp" attributes.
3374 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3375 add the "simd" attributes.
3376 (*movdf_aarch64): Likewise.
3377 (*movtf_aarch64): Remove the "fp" attributes.
3378 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3379 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3381 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3383 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3384 rtx to rtx_code_label *.
3385 * rtl.h (maybe_set_first_label_num): Likewise.
3387 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3389 * df-core.c (df_add_problem): Make the problem param be const.
3390 (df_remove_problem): Make local "problem" be const.
3391 * df-problems.c (problem_RD): Make const.
3392 (problem_LR): Likewise.
3393 (problem_LIVE): Likewise.
3394 (problem_MIR): Likewise.
3395 (problem_CHAIN): Likewise.
3396 (problem_WORD_LR): Likewise.
3397 (problem_NOTE): Likewise.
3398 (problem_MD): Likewise.
3399 * df-scan.c (problem_SCAN): Likewise.
3400 * df.h (struct df_problem): Make field "dependent_problem" be
3402 (struct dataflow): Likewise for field "problem".
3403 (df_add_problem): Make param const.
3405 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3407 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3408 inter-unit moves to/from vector registers are enabled. Do not disable
3411 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3413 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3414 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3416 (enum df_problem_id): ...this new enum.
3417 (struct df_problem): Convert field "id" from "int" to
3420 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3422 * rtl.def: Update comment for "things in the instruction chain" to
3423 reflect the removal of the leading "i" field for INSN_UID in
3424 r210360. Fix bogus apostrophe.
3426 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md
3429 (lea arith with mem operand + setcc peephole2): Set operator mode.
3431 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3434 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3435 (dimode_scalar_to_vector_candidate_p): This.
3436 (timode_scalar_to_vector_candidate_p): New function.
3437 (scalar_to_vector_candidate_p): Likewise.
3438 (timode_check_non_convertible_regs): Likewise.
3439 (timode_remove_non_convertible_regs): Likewise.
3440 (remove_non_convertible_regs): Likewise.
3441 (remove_non_convertible_regs): Renamed to ...
3442 (dimode_remove_non_convertible_regs): This.
3443 (scalar_chain::~scalar_chain): Make it virtual.
3444 (scalar_chain::compute_convert_gain): Make it pure virtual.
3445 (scalar_chain::mark_dual_mode_def): Likewise.
3446 (scalar_chain::convert_insn): Likewise.
3447 (scalar_chain::convert_registers): Likewise.
3448 (scalar_chain::add_to_queue): Make it protected.
3449 (scalar_chain::emit_conversion_insns): Likewise.
3450 (scalar_chain::replace_with_subreg): Likewise.
3451 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3452 (scalar_chain::convert_op): Likewise.
3453 (scalar_chain::convert_reg): Likewise.
3454 (scalar_chain::make_vector_copies): Likewise.
3455 (scalar_chain::convert_registers): New pure virtual function.
3456 (class dimode_scalar_chain): New class.
3457 (class timode_scalar_chain): Likewise.
3458 (scalar_chain::mark_dual_mode_def): Renamed to ...
3459 (dimode_scalar_chain::mark_dual_mode_def): This.
3460 (timode_scalar_chain::mark_dual_mode_def): New function.
3461 (timode_scalar_chain::convert_insn): Likewise.
3462 (dimode_scalar_chain::convert_registers): Likewise.
3463 (scalar_chain::compute_convert_gain): Renamed to ...
3464 (dimode_scalar_chain::compute_convert_gain): This.
3465 (scalar_chain::replace_with_subreg): Renamed to ...
3466 (dimode_scalar_chain::replace_with_subreg): This.
3467 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3468 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3469 (scalar_chain::make_vector_copies): Renamed to ...
3470 (dimode_scalar_chain::make_vector_copies): This.
3471 (scalar_chain::convert_reg): Renamed to ...
3472 (dimode_scalar_chain::convert_reg ): This.
3473 (scalar_chain::convert_op): Renamed to ...
3474 (dimode_scalar_chain::convert_op): This.
3475 (scalar_chain::convert_insn): Renamed to ...
3476 (dimode_scalar_chain::convert_insn): This.
3477 (scalar_chain::convert): Call convert_registers.
3478 (convert_scalars_to_vector): Change to scalar_chain pointer to
3479 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3480 in 32-bit mode. Delete scalar_chain pointer. Call
3481 free_dominance_info in 64-bit mode.
3482 (pass_stv::gate): Remove TARGET_64BIT check.
3483 (ix86_option_override): Put the 64-bit STV pass before the CSE
3486 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3488 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3489 dw_loc_frame_offset field.
3490 * dwarf2out.c (new_loc_descr): Likewise.
3491 (resolve_args_picking_1): Turn the VISITED hash set into a
3492 FRAME_OFFSET hash map. Use it to associate a frame offset to
3493 visited nodes. Remove uses of the CHECKING_P macro.
3494 (resolve_args_picking): Update call to resolve_args_picking_1.
3496 2016-04-27 Martin Liska <mliska@suse.cz>
3498 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3499 (free_loop_data): Release vuses of groups.
3501 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3503 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3504 instead of redundant use_id and boolean have_use_for.
3505 (struct iv_use): Change sub_id into group_id. Remove field next.
3506 Move fields: related_cands, n_map_members, cost_map and selected
3508 (struct iv_group): ... here. New structure.
3509 (struct iv_common_cand): Use structure declaration directly.
3510 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3511 (MAX_CONSIDERED_USES): Rename macro to ...
3512 (MAX_CONSIDERED_GROUPS): ... here.
3513 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3514 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3515 (dump_uses): Rename to ...
3516 (dump_groups): ... here. Update all uses.
3517 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3518 (find_induction_variables): Refactor format of dump information.
3519 (record_sub_use): Delete.
3520 (record_use): Update all uses.
3521 (record_group): New function.
3522 (record_group_use, find_interesting_uses_op): Call above functions.
3524 (find_interesting_uses_cond): Ditto.
3525 (group_compare_offset): New function.
3526 (split_all_small_groups): Rename to ...
3527 (split_small_address_groups_p): ... here. Update all uses.
3528 (split_address_groups): Update all uses.
3529 (find_interesting_uses): Refactor format of dump information.
3530 (add_candidate_1): Update all uses. Remove redundant check on iv,
3532 (add_candidate, record_common_cand): Remove redundant assert.
3533 (add_iv_candidate_for_biv): Update use.
3534 (add_iv_candidate_derived_from_uses): Update all uses.
3535 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3536 (alloc_use_cost_map): Ditto.
3537 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3538 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3539 (determine_use_iv_cost_generic): Ditto.
3540 (determine_group_iv_cost_generic): Ditto.
3541 (determine_use_iv_cost_address): Ditto.
3542 (determine_group_iv_cost_address): Ditto.
3543 (determine_use_iv_cost_condition): Ditto.
3544 (determine_group_iv_cost_cond): Ditto.
3545 (determine_use_iv_cost): Ditto.
3546 (determine_group_iv_cost): Ditto.
3547 (set_autoinc_for_original_candidates): Update all uses.
3548 (find_iv_candidates): Update all uses. Refactor dump information.
3549 (determine_use_iv_costs): Ditto.
3550 (determine_iv_costs): Ditto.
3551 (iv_ca_cand_for_use): Rename to ...
3552 (iv_ca_cand_for_group): ... here. Update all uses.
3553 (iv_ca_add_use, iv_ca_add_group): Ditto.
3554 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3555 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3556 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3557 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3558 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3559 (create_new_iv, adjust_iv_update_pos): Ditto.
3560 (rewrite_use_address): Delete.
3561 (rewrite_use_address_1): Rename to ...
3562 (rewrite_use_address): ... here.
3563 (rewrite_use_compare): Update all uses.
3564 (rewrite_use): Delete.
3565 (rewrite_uses): Rename to ...
3566 (rewrite_groups): ... here. Update all uses.
3567 (remove_unused_ivs, free_loop_data): Update all uses.
3568 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3570 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3572 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3573 for WORD_REGISTER_OPERATIONS to runtime check.
3575 2016-04-27 Richard Biener <rguenther@suse.de>
3578 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3579 aggregate_value_p to determine if a function result is
3580 returned by reference.
3581 (ipa_pta_execute): Functions having their address taken are
3582 not automatically nonlocal.
3584 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3587 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3588 * fold-const.c (operand_equal_p): If flag_checking and
3589 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3590 and if it returns non-zero, assert iterative_hash_expr on both
3593 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3595 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3597 2016-04-27 Nick Clifton <nickc@redhat.com>
3600 * varasm.c (merge_weak): Generate an error if an attempt is made
3601 to convert a non-weak static function into a weak, public function.
3603 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3605 * params.def (MAX_PARTITION_SIZE): New param.
3606 * doc/invoke.texi: Document lto-max-partition.
3608 2016-04-27 Richard Biener <rguenther@suse.de>
3611 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3612 function cummulating used_from_other_partition, externally_visible
3613 and force_output from aliases.
3614 (refered_from_nonlocal_var): Likewise.
3615 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3616 node flags properly.
3618 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3620 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3621 (-Wmemset-elt-size): New item.
3623 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3626 * stor-layout.h (internal_reference_types): Delete.
3627 * stor-layout.c (reference_types_internal): Likewise.
3628 (internal_reference_types): Likewise.
3629 (layout_type) <REFERENCE_TYPE>: Adjust.
3631 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3634 * tree.h (inchash::add_expr): Add FLAGS argument.
3635 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3636 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3637 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3638 Formatting fix. Adjust recursive calls. For tcc_comparison,
3639 if swap_tree_comparison (code) is smaller than code, hash that
3640 and arguments in the other order. Hash CONVERT_EXPR the same
3641 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3642 of ADDR_EXPR of decl as the decl itself. Add or remove
3643 OEP_ADDRESS_OF from recursive flags as needed. For
3644 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3645 operands commutatively and only the third one normally.
3646 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3648 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3650 * config/rtems.h (LIB_SPEC): Add -latomic.
3652 2016-04-27 Joel Sherrill <joel@rtems.org>
3654 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3655 xilink.ld and flags not relevant to RTEMS.
3657 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3659 * toplev.c (backend_init_target): Avoid calling init_reload when using
3662 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3664 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3665 for loops rather than one for the whole function.
3667 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3669 * match.pd (X + CST CMP X): New transformation.
3671 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3673 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3674 * fold-const.c (fold_binary_loc): Remove 2 transformations
3675 superseded by match.pd.
3676 * match.pd (x+x -> x*2): Generalize to integers.
3678 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3680 * config/i386/i386.md (operation on memory peephole): Duplicate an
3681 existing peephole and adapt it to match lea rather than an operation
3684 PR rtl-optimization/57193
3685 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3687 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3689 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3691 * tree-if-conv.c (any_pred_load_store): New static variable.
3692 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3693 any_pred_load_store instead of and_mask_load_store.
3694 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3695 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3696 (combine_blocks, tree_if_conversion): Ditto.
3698 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3700 PR tree-optimization/70771
3701 PR tree-optimization/70775
3702 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3703 virtual PHI nodes. Delete parameter.
3704 (if_convertible_loop_p_1): Delete argument to above function.
3705 (predicate_all_scalar_phis): Delete code handling single-argument
3707 (tree_if_conversion): Mark and update virtual SSA.
3709 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3712 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3713 (x86_elf_aligned_common): Rename to ...
3714 (x86_elf_aligned_decl_common): ... this.
3715 Add decl arg. Switch to .lbss for largecomm object. Use
3716 LARGECOMM_SECTION_ASM_OP.
3717 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3719 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3720 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3722 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3723 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3725 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3728 * config/i386/i386.c (SECTION_LARGE): Define.
3729 (x86_64_elf_select_section): Set it for large data/bss sections.
3730 Only clear SECTION_WRITE for .lrodata.
3731 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3733 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3734 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3735 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3737 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3738 * doc/tm.texi: Regenerate.
3740 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3743 * configure.ac (--enable-checking): Document extra flag, for
3744 non-release builds default to --enable-checking=yes,extra.
3745 If misc checking and extra checking, define CHECKING_P to 2 instead
3747 * common.opt (fchecking=): Add.
3748 * doc/invoke.texi (-fchecking=): Document.
3749 * doc/install.texi: Document --enable-checking changes.
3750 * configure: Regenerated.
3751 * config.in: Regenerated.
3753 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3755 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3756 attribute instead of which_alternative.
3757 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3758 Use EXT_REX_SSE_REG_P where appropriate.
3760 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/predicates.md (const0_operand): Do not match
3763 const_wide_int code.
3764 (const1_operand): Ditto.
3766 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3768 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3769 for SSE constm1 operands and TARGET_AVX512VL.
3770 (*movti_internal): Ditto.
3771 (*mov<mode>_or): Use constm1_operand predicate.
3772 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3773 for SSE vector_all_ones operands and TARGET_AVX512VL.
3774 * config/i386/predicates.md (constm1_operand): New predicate.
3775 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3776 emission of constant -1 load.
3778 2016-04-25 Jason Merrill <jason@redhat.com>
3780 * gdbinit.in: Skip is-a.h.
3782 * attribs.c (register_scoped_attributes): Fix logic.
3783 * attribs.h: Declare register_scoped_attributes.
3785 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3787 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3788 stxvd2x and stxvw4x built-in functions.
3790 2016-04-25 DJ Delorie <dj@redhat.com>
3792 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3793 (ashrhi3): Likewise.
3794 (lshrhi3): Likewise.
3796 2016-04-25 Richard Biener <rguenther@suse.de>
3798 PR tree-optimization/70780
3799 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3801 (compute_antic): Mark blocks with abnormal preds as visited as
3802 they have a final empty antic-in solution already.
3804 2016-04-25 Michael Collison <michael.collison@linaro.org>
3806 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3808 2016-04-25 Michael Collison <michael.collison@linaro.org>
3810 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3811 mode is VQI to improve mixed mode vectorization.
3812 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3813 define_insn to match low half of signed vaddw.
3814 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3815 define_insn to match high half of signed vaddw.
3816 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3817 define_insn to match low half of unsigned vaddw.
3818 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3819 define_insn to match high half of unsigned vaddw.
3820 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3821 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3822 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3824 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3825 * config/arm/predicates.md (vect_par_constant_high): Support
3826 big endian and simplify by calling
3827 arm_simd_check_vect_par_cnst_half
3828 (vect_par_constant_low): Likewise.
3830 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3833 predicate for operand 2.
3835 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3836 H.J. Lu <hongjiu.lu@intel.com>
3838 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3839 machine_mode argument.
3840 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3841 constm1_rtx operands. For VOIDmode constants, get mode from
3842 pred_mode. Check mode size if the mode is supported by ABI.
3843 (standard_sse_constant_opcode): Do not use standard_constant_p.
3844 Strictly check ABI support for all-ones operands.
3845 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3846 immediates. Update calls to standard_sse_constant_p.
3847 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3848 (ix86_rtx_costs): Ditto.
3849 * config/i386/i386.md (*movxi_internal_avx512f): Use
3850 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3851 Use (v,BC) alternative instead of (v,C). Use register_operand
3852 checks instead of MEM_P.
3853 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3854 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3855 isa attribute. Use register_operand checks instead of MEM_P.
3856 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3857 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3858 alternative and corresponding sse2 isa attribute.
3859 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3860 to standard_sse_constant_p.
3861 (FP constant splitters): Ditto.
3862 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3864 * config/i386/predicates.md (constm1_operand): Remove.
3865 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3866 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3867 vector_all_ones_operand instead of constm1_operand.
3869 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3871 * print-rtl.c (print_rtx_insn_vec): New function.
3872 * print-rtl.h: New prototype.
3873 * store-motion.c (struct st_expr): Make avail_stores a vector.
3874 (st_expr_entry): Adjust.
3875 (free_st_expr_entry): Likewise.
3876 (print_store_motion_mems): Likewise.
3877 (find_moveable_store): Likewise.
3878 (compute_store_table): Likewise.
3879 (delete_store): Likewise.
3880 (build_store_vectors): Likewise.
3882 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3884 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3886 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3888 * vec.h (vec_safe_contains): New function.
3889 (vec::contains): Likewise.
3890 (vec::begin): Likewise.
3891 (vec::end): Likewise.
3893 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3896 * cfgexpand.c (expand_stack_vars): Fix typo.
3898 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3900 * system.h (list, map, set, vector): Include conditionally.
3901 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3902 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3903 * ipa-icf.c (INCLUDE_LIST): Define.
3904 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3905 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3906 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3907 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3908 * cp/logic.cc (INCLUDE_LIST): Define.
3909 * fortran/trans-common.c (INCLUDE_MAP): Define.
3911 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3913 * auto-profile.c: Remove <string.h> include.
3914 * ipa-icf-gimple.c: Remove <list> include.
3915 * diagnostic.c: Remove <new> include.
3916 * genmatch.c: Likewise.
3917 * pretty-print.c: Likewise.
3918 * toplev.c: Likewise
3919 * c/c-objc-common.c: Likewise.
3920 * cp/error.c: Likewise.
3921 * fortran/error.c: Likewise.
3923 2016-04-22 Richard Biener <rguenther@suse.de>
3925 * lto-streamer-in.c (input_ssa_names): Do not allocate
3926 GIMPLE_NOP for all SSA names.
3927 * lto-streamer-out.c (output_ssa_names): Do not output
3928 SSA names that should have been released.
3930 2016-04-22 Richard Biener <rguenther@suse.de>
3932 PR tree-optimization/70740
3933 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3936 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3939 * config/i386/predicates.md (call_insn_operand): Replace
3940 sibcall_memory_operand with memory_operand.
3942 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3944 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3945 has_single_use() tests.
3946 (register_edge_assert_for_1): Likewise.
3947 (find_assert_locations_1): Check the liveness bitmap instead of
3948 checking has_single_use().
3950 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3953 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3954 Extract AVX-512BW constraint from AVX.
3956 2016-04-21 Richard Biener <rguenther@suse.de>
3958 PR tree-optimization/70725
3959 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3960 for phi_convertible_by_degenerating_args.
3961 (predicate_all_scalar_phis): Handle single-argument PHIs.
3963 2016-04-21 Richard Biener <rguenther@suse.de>
3966 * fold-const.c (fold_comparison): Return properly typed
3969 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3971 PR tree-optimization/70715
3972 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3973 after expanding BASE using expand_simple_operations.
3975 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3977 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3978 New transformations.
3980 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3982 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3984 2016-04-20 Jan Hubicka <jh@suse.cz>
3986 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3987 ultiimate_alias_target.
3988 (update_callee_keys): Likewise.
3989 (lookup_recursive_calls): Likewise.
3990 (speculation_useful_p): Likewise.
3992 2016-04-20 Jan Hubicka <jh@suse.cz>
3995 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3996 (set_nothrow_flag_1): ... this; handle interposition correctly;
3997 recurse on aliases and thunks.
3998 (cgraph_node::set_nothrow_flag): New.
3999 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
4000 functions compiled with non-call exceptions that binds to current
4002 (propagate_nothrow): Be safe WRT interposition.
4003 * cgraph.h (set_nothrow_flag): Update prototype.
4005 2016-04-18 Jan Hubicka <jh@suse.cz>
4007 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4008 max_loop_iterations_int.
4009 (tree_unswitch_outer_loop): Likewise.
4011 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4013 PR tree-optimization/69489
4014 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
4015 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
4016 Revise dump message.
4017 (if_convertible_bb_p): Remove check on edge count of basic block's
4020 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4022 PR tree-optimization/56625
4023 PR tree-optimization/69489
4024 * tree-data-ref.h (DR_INNERMOST): New macro.
4025 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
4026 hashing struct innermost_loop_behavior.
4027 (ref_DR_map): Remove.
4028 (innermost_DR_map): New map.
4029 (baseref_DR_map): Revise comment.
4030 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
4031 to innermost_DR_map accroding to its innermost loop behavior.
4032 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
4033 to its innermost loop behavior.
4034 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
4035 Add initialization for innermost_DR_map. Record memory reference
4036 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
4037 have innermost loop behavior.
4038 (if_convertible_loop_p): Remove release for ref_DR_map. Release
4041 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (*lea<mode>_general_1): Rename from
4044 *lea_general_1. Use explicit SWI12 mode interator.
4045 (*lea<mode>_general_2): Rename from *lea_general_2.
4046 Use explicit SWI12 mode interator.
4047 (*lea<mode>_general_3): Rename from *lea_general_3.
4048 Use explicit SWI12 mode interator.
4049 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
4050 Use explicit SWI12 mode interator.
4051 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
4052 Use explicit SWI48 mode interator.
4054 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4057 Short-cut unaligned load and store cases. Handle all integer
4059 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4060 and store cases. Call ix86_avx256_split_vector_move_misalign
4061 directly without checking mode class.
4063 2016-04-20 Andrew Pinski <apinski@cavium.com>
4064 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4067 * config/aarch64/aarch64.md (sibcall): Force call
4068 address to be DImode for ILP32.
4069 (sibcall_value): Likewise.
4071 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4073 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4075 2016-04-20 Richard Biener <rguenther@suse.de>
4077 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4078 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4079 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4080 (maybe_push_res_to_seq): Adjust.
4081 * gimple-fold.c (maybe_build_generic_op): Likewise.
4083 2016-04-20 Marek Polacek <polacek@redhat.com>
4085 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4088 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4090 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4091 use kmovw to support AVX512F target.
4093 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4095 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4097 2016-04-20 Marek Polacek <polacek@redhat.com>
4099 PR tree-optimization/70725
4100 * tree-if-conv.c (is_false_predicate): New function.
4101 (predicate_mem_writes): Use it.
4103 2016-04-20 Richard Biener <rguenther@suse.de>
4105 PR tree-optimization/70726
4106 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4107 shift amounts from a pattern stmt operand.
4109 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4112 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4113 stack_restore_from_fpr pattern when restoring r15.
4114 (s390_optimize_prologue): Strip away the memory barrier in the
4115 parallel when trying to get rid of restore insns.
4116 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4117 definition for loading the stack pointer from an FPR. Compared to
4118 the normal move insn this pattern includes a full memory barrier.
4120 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4123 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4124 implicitly linear or lastprivate iterator on the outer context.
4126 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4128 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4130 * config/i386/i386.md (ssememalign): Removed.
4131 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4133 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4136 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4137 const short * to __builtin_ia32_loaddquhi512_mask.
4138 (_mm512_maskz_loadu_epi16): Likewise.
4139 (_mm512_mask_storeu_epi16): Pass short * to
4140 __builtin_ia32_storedquhi512_mask.
4141 (_mm512_mask_loadu_epi8): Pass const char * to
4142 __builtin_ia32_loaddquqi512_mask.
4143 (_mm512_maskz_loadu_epi8): Likewise.
4144 (_mm512_mask_storeu_epi8): Pass char * to
4145 __builtin_ia32_storedquqi512_mask.
4146 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4147 const double * to __builtin_ia32_loadupd512_mask.
4148 (_mm512_mask_loadu_pd): Likewise.
4149 (_mm512_maskz_loadu_pd): Likewise.
4150 (_mm512_storeu_pd): Pass double * to
4151 __builtin_ia32_storeupd512_mask.
4152 (_mm512_mask_storeu_pd): Likewise.
4153 (_mm512_loadu_ps): Pass const float * to
4154 __builtin_ia32_loadups512_mask.
4155 (_mm512_mask_loadu_ps): Likewise.
4156 (_mm512_maskz_loadu_ps): Likewise.
4157 (_mm512_storeu_ps): Pass float * to
4158 __builtin_ia32_storeups512_mask.
4159 (_mm512_mask_storeu_ps): Likewise.
4160 (_mm512_mask_loadu_epi64): Pass const long long * to
4161 __builtin_ia32_loaddqudi512_mask.
4162 (_mm512_maskz_loadu_epi64): Likewise.
4163 (_mm512_mask_storeu_epi64): Pass long long *
4164 to __builtin_ia32_storedqudi512_mask.
4165 (_mm512_loadu_si512): Pass const int * to
4166 __builtin_ia32_loaddqusi512_mask.
4167 (_mm512_mask_loadu_epi32): Likewise.
4168 (_mm512_maskz_loadu_epi32): Likewise.
4169 (_mm512_storeu_si512): Pass int * to
4170 __builtin_ia32_storedqusi512_mask.
4171 (_mm512_mask_storeu_epi32): Likewise.
4172 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4173 char * to __builtin_ia32_storedquqi256_mask.
4174 (_mm_mask_storeu_epi8): Likewise.
4175 (_mm256_mask_loadu_epi16): Pass const short * to
4176 __builtin_ia32_loaddquhi256_mask.
4177 (_mm256_maskz_loadu_epi16): Likewise.
4178 (_mm_mask_loadu_epi16): Pass const short * to
4179 __builtin_ia32_loaddquhi128_mask.
4180 (_mm_maskz_loadu_epi16): Likewise.
4181 (_mm256_mask_loadu_epi8): Pass const char * to
4182 __builtin_ia32_loaddquqi256_mask.
4183 (_mm256_maskz_loadu_epi8): Likewise.
4184 (_mm_mask_loadu_epi8): Pass const char * to
4185 __builtin_ia32_loaddquqi128_mask.
4186 (_mm_maskz_loadu_epi8): Likewise.
4187 (_mm256_mask_storeu_epi16): Pass short * to.
4188 __builtin_ia32_storedquhi256_mask.
4189 (_mm_mask_storeu_epi16): Pass short * to.
4190 __builtin_ia32_storedquhi128_mask.
4191 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4192 const double * to __builtin_ia32_loadupd256_mask.
4193 (_mm256_maskz_loadu_pd): Likewise.
4194 (_mm_mask_loadu_pd): Pass onst double * to
4195 __builtin_ia32_loadupd128_mask.
4196 (_mm_maskz_loadu_pd): Likewise.
4197 (_mm256_mask_storeu_pd): Pass double * to
4198 __builtin_ia32_storeupd256_mask.
4199 (_mm_mask_storeu_pd): Pass double * to
4200 __builtin_ia32_storeupd128_mask.
4201 (_mm256_mask_loadu_ps): Pass const float * to
4202 __builtin_ia32_loadups256_mask.
4203 (_mm256_maskz_loadu_ps): Likewise.
4204 (_mm_mask_loadu_ps): Pass const float * to
4205 __builtin_ia32_loadups128_mask.
4206 (_mm_maskz_loadu_ps): Likewise.
4207 (_mm256_mask_storeu_ps): Pass float * to
4208 __builtin_ia32_storeups256_mask.
4209 (_mm_mask_storeu_ps): ass float * to
4210 __builtin_ia32_storeups128_mask.
4211 (_mm256_mask_loadu_epi64): Pass const long long * to
4212 __builtin_ia32_loaddqudi256_mask.
4213 (_mm256_maskz_loadu_epi64): Likewise.
4214 (_mm_mask_loadu_epi64): Pass const long long * to
4215 __builtin_ia32_loaddqudi128_mask.
4216 (_mm_maskz_loadu_epi64): Likewise.
4217 (_mm256_mask_storeu_epi64): Pass long long * to
4218 __builtin_ia32_storedqudi256_mask.
4219 (_mm_mask_storeu_epi64): Pass long long * to
4220 __builtin_ia32_storedqudi128_mask.
4221 (_mm256_mask_loadu_epi32): Pass const int * to
4222 __builtin_ia32_loaddqusi256_mask.
4223 (_mm256_maskz_loadu_epi32): Likewise.
4224 (_mm_mask_loadu_epi32): Pass const int * to
4225 __builtin_ia32_loaddqusi128_mask.
4226 (_mm_maskz_loadu_epi32): Likewise.
4227 (_mm256_mask_storeu_epi32): Pass int * to
4228 __builtin_ia32_storedqusi256_mask.
4229 (_mm_mask_storeu_epi32): Pass int * to
4230 __builtin_ia32_storedqusi128_mask.
4231 * config/i386/i386-builtin-types.def (PCSHORT): New.
4233 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4234 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4235 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4236 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4237 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4238 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4239 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4240 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4241 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4242 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4243 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4244 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4245 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4246 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4247 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4248 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4249 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4250 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4251 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4252 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4253 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4254 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4255 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4256 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4257 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4258 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4259 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4260 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4261 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4262 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4263 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4264 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4265 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4266 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4267 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4268 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4269 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4270 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4271 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4272 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4273 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4274 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4275 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4276 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4277 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4278 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4279 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4280 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4281 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4283 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4284 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4286 (ix86_expand_vector_move_misalign): Likewise.
4287 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4288 to scalar function prototype for unaligned load/store builtins.
4289 (ix86_expand_special_args_builtin): Updated.
4290 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4291 (UNSPEC_STOREU): Likewise.
4292 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4293 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4294 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4295 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4296 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4297 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4298 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4299 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4300 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4301 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4302 (<avx512>_storedqu<mode>_mask): Likewise.
4303 (*sse4_2_pcmpestr_unaligned): Likewise.
4304 (*sse4_2_pcmpistr_unaligned): Likewise.
4305 (*mov<mode>_internal): Renamed to ...
4306 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4307 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4308 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4309 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4311 2016-04-19 Richard Biener <rguenther@suse.de>
4313 PR tree-optimization/70171
4314 * tree-ssa-phiprop.c: Include stor-layout.h.
4315 (phiprop_insert_phi): Handle the aggregate copy case.
4316 (propagate_with_phi): Likewise.
4318 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4320 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4321 instead of simplify_gen_subreg (... , 0).
4322 (ix86_delegitimize_address): Ditto.
4323 (ix86_split_divmod): Ditto.
4324 (ix86_split_copysign_const): Ditto.
4325 (ix86_split_copysign_var): Ditto.
4326 (ix86_expand_args_builtin): Ditto.
4327 (ix86_expand_round_builtin): Ditto.
4328 (ix86_expand_special_args_builtin): Ditto.
4329 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4330 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4331 (udivmodqi4): Ditto.
4332 (absneg splitters): Ditto.
4333 (*jcc_bt<mode>_1): Ditto.
4335 2016-04-19 Richard Biener <rguenther@suse.de>
4337 PR tree-optimization/70724
4338 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4339 restoring out from ...
4340 (free_scc_vn): ... here.
4341 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4342 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4344 (pass_fre::execute): Restore SSA info.
4346 2016-04-19 Richard Biener <rguenther@suse.de>
4348 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4349 * gimple-walk.c (walk_gimple_op): Initialize it.
4350 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4351 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4352 remapping SSA names of defs.
4353 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4356 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4359 * lra-constraints.c (equiv_substition_p): New.
4360 (process_alt_operands): Use it.
4361 (swap_operands): Swap it.
4362 (curr_insn_transform): Update it.
4364 2016-04-18 Michael Matz <matz@suse.de>
4366 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4367 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4368 * tree-core.h (tree_type_common.align): Use bit-field.
4369 (tree_type_common.spare): New.
4370 (tree_decl_common.off_align): Make smaller.
4371 (tree_decl_common.align): Use bit-field.
4373 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4374 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4375 (scan_sharing_clauses): Ditto.
4376 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4377 (omp_finish_file): Ditto.
4378 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4379 (layout_decl): Ditto.
4380 (relayout_decl): Ditto.
4381 (finalize_record_size): Use SET_TYPE_ALIGN.
4382 (finalize_type_size): Ditto.
4383 (finish_builtin_struct): Ditto.
4384 (layout_type): Ditto.
4385 (initialize_sizetypes): Ditto.
4386 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4387 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4388 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4389 (get_chain_field): Ditto.
4390 (get_trampoline_type): Ditto.
4391 (get_nl_goto_field): Ditto.
4392 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4394 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4395 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4396 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4397 (build_qualified_type): Use SET_TYPE_ALIGN.
4398 (build_aligned_type, build_range_type_1): Ditto.
4399 (build_atomic_base): Ditto.
4400 (build_common_tree_nodes): Ditto.
4401 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4402 (expand_one_stack_var_at): Ditto.
4403 * coverage.c (build_var): Use SET_DECL_ALIGN.
4404 * except.c (init_eh): Ditto.
4405 * function.c (assign_parm_setup_block): Ditto.
4406 * symtab.c (increase_alignment_1): Ditto.
4407 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4408 * tree-vect-stmts.c (ensure_base_align): Ditto.
4409 * varasm.c (align_variable): Ditto.
4410 (assemble_variable): Ditto.
4411 (build_constant_desc): Ditto.
4412 (output_constant_def_contents): Ditto.
4414 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4415 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4416 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4417 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4418 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4420 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4423 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4424 replace %vmovsd with "%vmovq".
4425 (vec_concatv2df): Likewise.
4427 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4430 (*vec_extractv2si_0): Ditto.
4431 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4432 (zero_extended_scalar_load_operand splitters): Ditto.
4433 (vec_extract splitters): Ditto.
4434 (*vec_extractv4si_0_zext): Ditto.
4435 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4437 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4438 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4439 (*sse4_1_extractps): Use lowpart_subreg.
4440 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4442 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4444 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4446 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4447 Mention Solaris 11 packaging changes.
4448 Update gas and gld requirements.
4449 Remove reference to pre-Solaris 10 bug.
4450 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4452 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4455 2016-04-17 Jan Hubicka <jh@suse.cz>
4457 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4458 max_loop_iterations_int.
4460 2016-04-18 Richard Biener <rguenther@suse.de>
4462 PR tree-optimization/43434
4463 * tree-ssa-structalias.c (struct vls_data): New.
4464 (visit_loadstore): Handle all pointer-based accesses.
4465 (compute_dependence_clique): Compute a bitmap of restrict tags
4466 assigned bases and pass it to visit_loadstore.
4468 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4471 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4472 armv8.1-a and armv8.1-a+crc.
4474 2016-04-18 Richard Biener <rguenther@suse.de>
4476 PR tree-optimization/70701
4477 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4478 references after translating through a memcpy.
4480 2016-04-18 Richard Biener <rguenther@suse.de>
4482 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4483 (compute_antic): ... here. For partial antic use regular
4484 postorder and scrap iteration.
4485 (compute_partial_antic_aux): Remove unused return value.
4486 (init_pre): Do not allocate postorder.
4487 (fini_pre): Do not free postorder.
4489 2016-04-18 Richard Biener <rguenther@suse.de>
4492 * expmed.c (extract_bit_field_1): Remove broken case
4493 using a wider MODE_INT mode.
4495 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4497 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4498 unless compiling with at least GCC-4.8.
4500 2016-04-17 Jan Hubicka <jh@suse.cz>
4503 * graphite.c (graphite_finalize): Update call to
4504 tree_estimate_probability.
4505 * predict.h (tree_estimate_probability): Update prototype.
4507 2016-04-17 Jan Hubicka <jh@suse.cz>
4509 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4510 (tree_estimate_probability): Likewise.
4511 (pass_profile::execute): Update.
4512 (report_predictor_hitrates): New function.
4513 * profile.c (compute_branch_probabilities): Use it.
4514 * predict.h (report_predictor_hitrates): Declare.
4516 2016-04-17 Jan Hubicka <jh@suse.cz>
4519 * cgraph.h (cgraph_node::set_const_flag,
4520 cgraph_node::set_pure_flag): Update prototype to return bool;
4522 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4523 of interposable symbol are interposable, too.
4524 (cgraph_set_const_flag_1): Rename to ...
4525 (set_const_flag_1): ... this one; change to self recursive function
4526 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4527 clearnig the flag in all variants and also virtual thunks of const
4528 functions are pure; track if any change was done.
4529 (cgraph_node::set_const_flag): Update.
4530 (struct set_pure_flag_info): New struct.
4531 (cgraph_set_pure_flag_1): Rename to ...
4532 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4533 rather than pointer encoded flags; track if any changes was done;
4534 handle correctly clearning flag and setting flag of aliases already
4536 (cgraph_node::set_pure_flag): Update.
4537 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4539 2016-04-17 Tom de Vries <tom@codesourcery.com>
4542 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4545 2016-04-17 Tom de Vries <tom@codesourcery.com>
4547 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4548 '{}<> ' as escape-for-record.
4550 2016-04-17 Tom de Vries <tom@codesourcery.com>
4552 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4555 2016-04-17 Tom de Vries <tom@codesourcery.com>
4558 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4559 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4560 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4561 * passes.c (finish_optimization_passes): Only call
4562 finish_graph_dump_file if dfi->graph_dump_initialized.
4563 (execute_function_dump, pass_init_dump_file): Use
4564 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4566 2016-04-17 Tom de Vries <tom@codesourcery.com>
4568 PR tree-optimization/70256
4569 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4570 (debug_varmap): New function.
4572 2016-04-17 Tom de Vries <tom@codesourcery.com>
4575 * passes.c (pass_manager::register_pass): Propagate pflags.
4577 2016-04-17 Tom de Vries <tom@codesourcery.com>
4580 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4581 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4582 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4583 check if it's equal to p_start.
4584 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4586 2016-04-15 Jan Hubicka <jh@suse.cz>
4589 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4590 function does not bind to current def.
4591 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4592 handle conservatively calls to functions that does not need to bind
4594 (check_call): Update call of worse_state.
4595 (ignore_edge_for_nothrow): Update.
4596 (ignore_edge_for_pure_const): Likewise.
4597 (propagate_pure_const): Update calls to worse_state.
4598 (skip_function_for_local_pure_const): Reformat comments.
4600 2016-04-15 Jan Hubicka <jh@suse.cz>
4603 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4604 (cgraph_node::function_symbol): Likewise.
4605 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4606 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4607 (symtab_node::ultimate_alias_target): Add REF parameter.
4608 (symtab_node::binds_to_current_def_p): Declare.
4609 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4610 (cgraph_node::function_symbol): Likewise.
4611 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4612 (cgraph_node::get_availability): Likewise.
4613 (cgraph_edge::binds_to_current_def_p): New inline function.
4614 (varpool_node::get_availability): Add REF parameter.
4615 (varpool_node::ultimate_alias_target): Likewise.
4616 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4617 (symtab_node::binds_to_current_def_p): Likewise.
4618 * varpool.c (varpool_node::get_availability): Likewise.
4620 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4623 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4624 Fix mode size check.
4626 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4628 * BASE-VER: Set to 7.0.0.
4630 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4632 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4634 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4636 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4637 architecture revisions.
4639 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4641 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4642 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4643 * config/i386/i386.md (stack decrement to push peepholes): Guard
4644 with !x86_using_red_zone ().
4646 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4649 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4650 to dump_generic_node.
4651 (NIY): Pass also flags to do_niy.
4653 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4655 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4656 (simd_clone_vector_of_formal_parm_types)
4657 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4658 (simd_clone_mangle, simd_clone_create)
4659 (simd_clone_adjust_return_type, create_tmp_simd_array)
4660 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4661 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4662 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4663 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4664 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4665 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4666 * omp-simd-clone.c: ... this new file.
4667 (simd_clone_vector_of_formal_parm_types): Make it static.
4668 * Makefile.in (OBJS): Add omp-simd-clone.o.
4670 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4673 * config/i386/sse.md: Use proper memory operand modifiers.
4676 2016-04-15 Richard Biener <rguenther@suse.de>
4677 Alan Modra <amodra@gmail.com>
4679 PR tree-optimization/70130
4680 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4681 when alignment stays not the same and no not use the realign
4684 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4687 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4688 direct move handlers for KFmode. Change TFmode handlers test from
4689 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4691 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4694 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4695 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4696 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4697 * tree-ssa-live.c (remove_unused_scope_block_p): When
4698 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4699 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4700 block_ultimate_origin is FUNCTION_DECL.
4701 (remove_unused_locals): If current_function_decl is
4702 polymorphic_ctor_dtor_p, pass initial true to
4703 remove_unused_scope_block_p' is_ctor_dtor_block.
4705 2016-04-14 Martin Sebor <msebor@redhat.com>
4710 * doc/extend.texi (Variable Length): Revert.
4712 2016-04-14 Marek Polacek <polacek@redhat.com>
4713 Jan Hubicka <hubicka@ucw.cz>
4716 * tree.c (verify_type): Disable the canonical type of main variant
4719 2016-04-14 Jason Merrill <jason@redhat.com>
4721 * cfgexpand.c, expr.c: Revert previous change.
4723 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4726 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4727 when building a mem ref for the incoming reduction variable.
4729 2016-04-14 Richard Biener <rguenther@suse.de>
4731 PR tree-optimization/70614
4732 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4733 loop if the evolution dropped to chrec_dont_know.
4734 (interpret_condition_phi): Likewise.
4736 2016-04-14 Richard Biener <rguenther@suse.de>
4738 PR tree-optimization/70623
4739 * tree-ssa-pre.c (changed_blocks): Make global ...
4740 (compute_antic): ... local here. Move and fix worklist
4741 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4742 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4743 worklist handling, dump when ANTIC_IN changed.
4744 (compute_partial_antic_aux): Remove worklist handling.
4745 (init_pre): Do not compute post dominators. Add a comment about
4746 the CFG order chosen.
4747 (fini_pre): Do not free post dominators.
4749 2016-04-13 Martin Sebor <msebor@redhat.com>
4754 * doc/extend.texi (Variable Length): Document C++ specifics.
4756 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4759 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4760 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4761 eh edges have been purged.
4764 * tree-sra.c (create_access_replacement,
4765 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4767 * tree-pretty-print.c (dump_fancy_name): New function.
4768 (dump_decl_name, dump_generic_node): Use it.
4770 2016-04-13 Jason Merrill <jason@redhat.com>
4772 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4773 * expr.c (expand_expr_real_1): Likewise.
4775 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4777 * config/i386/i386.md (kunpckhi): Swap operands.
4778 (kunpcksi): Likewise.
4779 (kunpckdi): Likewise.
4780 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4781 (vec_pack_trunc_<mode>): Likewise.
4783 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4786 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4789 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4790 gimplification turns some element into non-constant.
4793 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4794 * explow.c (convert_memory_address_addr_space_1): No longer static,
4795 add NO_EMIT argument and don't call convert_modes if true, pass
4796 it down recursively, remove break after return.
4797 (convert_memory_address_addr_space): Adjust caller.
4798 * simplify-rtx.c (simplify_unary_operation_1): Call
4799 convert_memory_address_addr_space_1 instead of convert_memory_address,
4800 if it returns NULL, don't simplify.
4802 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4805 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4807 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4809 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4810 Bump the upper SIMDLEN limits, so that if the return type or
4811 characteristic type if the return type is void can be passed in
4812 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4815 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4818 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4819 Do not use "=" constraint on an input constraint.
4820 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4821 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4822 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4823 generates (neg (abs ...)) instead of (abs ...).
4825 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4827 PR rtl-optimization/70596
4828 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4829 just invalidate LRA data and reset them. Adjust dump wording.
4831 2016-04-12 Martin Liska <mliska@suse.cz>
4834 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4836 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4838 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4839 max_loop_iterations_int.
4840 (tree_unswitch_outer_loop): Likewise.
4841 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4842 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4844 2016-04-12 Tom de Vries <tom@codesourcery.com>
4846 PR tree-optimization/68756
4847 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4848 instead of new_name.
4850 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4852 PR tree-optimization/70602
4853 * tree-sra.c (generate_subtree_copies): Don't write anything into
4854 constant pool decls.
4856 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4857 regardless whether there are depend clauses or not.
4859 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4862 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4863 target attribute and pragma from changing the -mfloat128
4864 and -mfloat128-hardware options.
4866 * doc/extend.texi (Additional Floating Types): Document PowerPC
4867 __float128 restrictions.
4869 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4872 * config/aarch64/driver-aarch64.c
4873 (aarch64_get_extension_string_for_isa_flags): New.
4874 (arch_extension): Rename to...
4875 (aarch64_arch_extension): ...This.
4876 (ext_to_feat_string): Rename to...
4877 (aarch64_extensions): ...This.
4878 (aarch64_core_data): Keep track of architecture extension flags.
4879 (cpu_data): Rename to...
4880 (aarch64_cpu_data): ...This.
4881 (aarch64_arch_driver_info): Keep track of architecture extension
4883 (get_arch_name_from_id): Rename to...
4884 (get_arch_from_id): ...This, change return type.
4885 (host_detect_local_cpu): Update and reformat for renames, handle
4886 extensions through common infrastructure.
4888 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4891 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4892 track of a canonical flag name.
4893 (all_extensions): Likewise.
4894 (arch_to_arch_name): Also track extension flags enabled by the arch.
4895 (all_architectures): Likewise.
4896 (aarch64_parse_extension): Move to here.
4897 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4899 (aarch64_rewrite_selected_cpu): Update for above change.
4900 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4901 are handled, such that the single explicit value enabled by an
4902 extension is kept seperate from the implicit values it also enables.
4903 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4905 (aarch64_parse_extension): New.
4906 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4907 here to config/aarch64/aarch64-protos.h.
4908 (aarch64_parse_extension): Move from here to
4909 common/config/aarch64/aarch64-common.c.
4910 (aarch64_option_print): Update.
4911 (aarch64_declare_function_name): Likewise.
4912 (aarch64_start_file): Likewise.
4913 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4914 the canonical flag for extensions.
4915 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4918 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4920 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4923 2016-04-09 Tom de Vries <tom@codesourcery.com>
4925 PR tree-optimization/68953
4926 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4927 first to last subscript.
4929 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4931 PR tree-optimization/70586
4932 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4935 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4939 PR tree-optimization/70373
4943 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4944 clauses for acc parallel reductions as necessary. Error on those
4946 * omp-low.c (scan_sharing_clauses): Don't install variables which
4947 are used in acc parallel reductions.
4948 (lower_rec_input_clauses): Remove dead code.
4949 (lower_oacc_reductions): Add support for reference reductions.
4950 (lower_reduction_clauses): Remove dead code.
4951 (lower_omp_target): Don't remap variables appearing in acc parallel
4953 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4955 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4958 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4959 with multiple SSA_NAME defs, force the outputs other than first
4960 to be live before calling live_track_process_def on each output.
4962 PR rtl-optimization/70574
4963 * fwprop.c (forward_propagate_and_simplify): Don't add
4964 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4965 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4966 paradoxical subregs within *loc.
4968 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4970 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4971 -ftree-parallelize-loops={0,1}.
4972 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4973 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4974 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4975 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4976 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4978 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4981 * asan.c (instrument_derefs): If we get unknown location, extract it
4983 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4985 2016-04-08 Tom de Vries <tom@codesourcery.com>
4987 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4988 implicit firstprivate clause.
4990 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4993 * config/arm/thumb2.md (tst + branch-> lsls + branch
4994 peephole below *orsi_not_shiftsi_si): Require that condition
4995 register is dead after the peephole.
4996 (second peephole after the above): Likewise.
4998 2016-04-08 Alan Modra <amodra@gmail.com>
5001 * builtins.c (fold_builtin_classify): For IBM extended precision,
5002 look at just the high-order double to test for NaN.
5003 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
5004 test just the high double for Inf but both doubles for subnormal
5007 2016-04-07 Jakub Jelinek <jakub@redhat.com>
5009 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
5010 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
5011 node->simdclone->mask_mode != VOIDmode masks.
5012 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
5013 earlier, use it instead of node->simdclone.
5014 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5015 Set clonei->mask_mode.
5017 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5020 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
5021 Pass it through to cp_parser_already_scoped_statement.
5022 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
5023 it through to cp_parser_statement.
5024 (cp_parser_statement): Pass IF_P through to
5025 cp_parser_iteration_statement.
5026 (cp_parser_pragma): Adjust call to
5027 cp_parser_iteration_statement.
5029 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
5032 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
5033 resolve a future -Wparentheses warning.
5034 * omp-low.c (scan_sharing_clauses): Likewise.
5035 * tree-parloops.c (eliminate_local_variables): Likewise.
5037 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
5039 PR rtl-optimization/70398
5040 * lra-constraints.c (process_address_1): Check zero scale and code
5041 for reloading with zero scale.
5043 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
5045 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
5046 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
5048 2016-04-06 Jakub Jelinek <jakub@redhat.com>
5050 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5051 Add support for AVX512F clones, include them by default for
5052 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
5053 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
5057 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5058 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5059 firstprivate clauses.
5060 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5061 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5062 (lower_omp_target): Set TREE_NO_WARNING for
5063 non-addressable possibly uninitialized vars which are copied into
5064 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5066 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5068 * config/pa/predicates.md (integer_store_memory_operand): Accept
5069 REG+D operands with a large offset when reload_in_progress is true.
5070 (floating_point_store_memory_operand): Likewise.
5072 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5075 * match.pd (nested int casts): Limit to GIMPLE.
5077 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5080 * ipa-devirt.c (maybe_record_node): Fix comment; use
5081 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5083 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5085 PR rtl-optimization/70542
5086 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5087 if there are any uses other than insn or debug insns.
5089 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5090 Jakub Jelinek <jakub@redhat.com>
5092 PR tree-optimization/70509
5093 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5094 Shift HOST_WIDE_INT_1U instead of 1.
5096 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5098 PR tree-optimization/70509
5099 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5100 of the vector base type for index.
5102 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5105 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5107 2016-04-05 Richard Biener <rguenther@suse.de>
5109 PR tree-optimization/70526
5110 * tree-sra.c (build_ref_for_offset): Use prev_base to
5111 extract the alias pointer type.
5113 2016-04-05 Richard Biener <rguenther@suse.de>
5115 * dse.c (struct store_info): Remove alias_set member.
5116 (struct read_info_type): Likewise.
5117 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5118 spill_deleted, clear_alias_set_lookup): Remove.
5119 (get_group_info): Remove dead base == NULL_RTX case.
5120 (dse_step0): Remove initialization of removed variables.
5121 (delete_dead_store_insn): Reomve alias set dumping.
5122 (free_read_records): Remove alias_set handling.
5123 (canon_address): Remove alias_set_out parameter.
5124 (record_store): Remove spill_alias_set, it's always zero.
5125 (check_mem_read_rtx): Likewise.
5126 (dse_step2): Rename from ...
5127 (dse_step2_nospill): ... this. Adjust.
5128 (scan_stores): Rename from ...
5129 (scan_stores_nospill): ... this.
5130 (scan_reads): Rename from ...
5131 (scan_reads_nospill): ... this.
5132 (scan_stores_spill, scan_reads_spill): Remove.
5133 (dse_step3_scan): Remove for_spills argument which is always false.
5134 (dse_step3): Likewise.
5135 (dse_step5): Rename from ...
5136 (dse_step5_nospill): ... this. Remove alias_set handling.
5137 (rest_of_handle_dse): Adjust.
5139 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5142 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5143 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5144 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5145 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5147 2016-04-05 Richard Biener <rguenther@suse.de>
5150 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5151 non-register type temporaries into SSA.
5153 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5156 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5157 calls when sanitizing.
5158 (possible_polymorphic_call_target_p): Fix formatting.
5160 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5161 Jakub Jelinek <jakub@redhat.com>
5164 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5165 to ensure a call statement is compatible with a built-in's
5167 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5170 2016-04-04 Richard Biener <rguenther@suse.de>
5172 PR rtl-optimization/70484
5173 * rtl.h (canon_output_dependence): Declare.
5174 * alias.c (canon_output_dependence): New function.
5175 * dse.c (record_store): Use canon_output_dependence rather
5176 than canon_true_dependence.
5178 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5181 * cgraph.h (symtab_node::copy_visibility_from): New function.
5182 * symtab.c (symtab_node::copy_visibility_from): New function.
5183 * ipa-visibility.c (optimize_weakref): New function.
5184 (function_and_variable_visibility): Use it.
5186 2016-04-04 Martin Liska <mliska@suse.cz>
5189 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5190 value that is really in range handled by SBR instruction.
5191 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5192 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5193 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5195 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5199 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5200 set, but not for SP_REG operands.
5202 2016-04-02 Martin Sebor <msebor@redhat.com>
5205 * fold-const.c (maybe_nonzero_address): New function.
5206 (fold_comparison): Call it. Fold equality and relational
5207 expressions involving null pointers.
5208 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5210 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5212 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5213 the "Y" constraint (scalar FP 0.0 immediate).
5215 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5216 Add the "const_double" to the list of operand constraints.
5218 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5220 PR rtl-optimization/70467
5221 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5222 If low word of the last operand is 0, just emit addition/subtraction
5225 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5228 * config/s390/s390.c (s390_expand_insv): Check for everything
5229 constant instead of just VOIDmode stuff.
5231 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5234 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5236 2016-04-01 Nathan Sidwell <nathan@acm.org>
5238 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5240 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5242 PR rtl-optimization/70461
5243 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5246 2016-03-31 Martin Liska <mliska@suse.cz>
5249 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5250 a tree value or an immediate integer value to a buffer
5251 that is eventually copied to a BRIG section.
5252 (emit_immediate_operand): Call the function here.
5253 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5254 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5255 of class' fields that are removed.
5256 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5257 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5258 m_brig_repr_size fields.
5260 2016-03-31 Martin Liska <mliska@suse.cz>
5263 * hsa-gen.c (hsa_function_representation::update_dominance): New
5265 (convert_addr_to_flat_segment): Likewise.
5266 (gen_hsa_memory_set): New alignment argument.
5267 (gen_hsa_ctor_assignment): Likewise.
5268 (gen_hsa_insns_for_single_assignment): Provide alignment
5269 to gen_hsa_ctor_assignment.
5270 (gen_hsa_insns_for_direct_call): Add new argument.
5271 (expand_lhs_of_string_op): New function.
5272 (expand_string_operation_builtin): Likewise.
5273 (expand_memory_copy): New function.
5274 (expand_memory_set): New function.
5275 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5276 (convert_switch_statements): Change signature.
5277 (generate_hsa): Use a return value of the function.
5278 (pass_gen_hsail::execute): Do not call
5279 convert_switch_statements here.
5280 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5281 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5282 (hsa_function_representation::update_dominance): New function.
5284 2016-03-31 Martin Liska <mliska@suse.cz>
5287 * hsa-brig.c (emit_directive_variable): Emit alignment
5288 according to hsa_symbol::m_align.
5289 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5290 (dump_hsa_symbol): Dump alignment of HSA symbols.
5291 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5292 (gen_hsa_addr_with_align): New function.
5293 (hsa_bitmemref_alignment): Use newly added function.
5294 (gen_hsa_insns_for_load): Likewise.
5295 (gen_hsa_insns_for_store): Likewise.
5296 (gen_hsa_memory_copy): New argument added.
5297 (gen_hsa_insns_for_single_assignment): Respect
5298 alignment for assignments processed via gen_hsa_memory_copy.
5299 (gen_hsa_insns_for_direct_call): Likewise.
5300 (gen_hsa_insns_for_return): Likewise.
5301 (gen_function_def_parameters): Set default alignment.
5302 * hsa.c (hsa_object_alignment): New function.
5303 (hsa_byte_alignment): Pasted function.
5304 * hsa.h (hsa_symbol::m_align): New field.
5306 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5308 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5309 scratch field for goto case.
5311 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5313 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5315 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5318 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5319 (scalar_chain::convert_insn): Call convert_op for reg
5320 moves to handle undefined registers.
5322 2016-03-31 Nathan Sidwell <nathan@acm.org>
5325 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5326 Assert we don't want to move backwards.
5328 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5331 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5333 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5335 PR rtl-optimization/70460
5336 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5337 with operand from REG_LABEL_OPERAND, instead substitute
5338 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5339 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5341 2016-03-31 Martin Liska <mliska@suse.cz>
5343 * passes.c (execute_one_pass): Do not call
5344 todo_after for a discarded function.
5346 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5348 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5349 (no_cost, infinite_cost): Initialize the new field.
5350 (get_computation_cost_at): Record setup cost.
5351 (determine_use_iv_cost_address): Skip cost computation for sub
5352 uses if we can estimate it without losing accuracy.
5354 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5356 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5358 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5359 max_loop_iterations_int.
5360 (tree_unswitch_outer_loop): Likewise.
5361 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5362 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5364 2016-03-30 Richard Biener <rguenther@suse.de>
5367 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5369 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5372 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5373 in gen_blendm expander.
5375 2016-03-30 Nick Clifton <nickc@redhat.com>
5378 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5379 case where we are already provided with an SImode SUBREG.
5381 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5385 conflict between DRAP register and __builtin_eh_return.
5387 2016-03-30 Michael Matz <matz@suse.de>
5388 Richard Biener <rguenther@suse.de>
5391 * ipa-polymorphic-call.c (struct type_change_info): Change
5392 speculative to an unsigned allowing to limit the work we do.
5393 (csftc_abort_walking_p): New inline function..
5394 (check_stmt_for_type_change): Limit the number of may-defs
5395 skipped for speculative devirtualization to
5396 max-speculative-devirt-maydefs.
5397 * params.def (max-speculative-devirt-maydefs): New param.
5398 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5400 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5403 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5406 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5408 PR tree-optimization/59124
5409 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5410 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5412 2016-03-29 Jeff Law <law@redhat.com>
5414 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5416 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5418 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5421 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5423 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5424 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5425 gcrt0.o if linking dynamically.
5427 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5430 * ipa-devirt.c (methods_equal_p): New function.
5431 (compare_virtual_tables): Use it.
5432 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5433 * cgraphclones.c (clone_function_name_1): Use
5434 symbol_table::symbol_suffix_separator.
5435 * coverage.c (build_var): Likewise.
5436 * symtab.c (symbol_table::symbol_suffix_separator): New.
5438 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5440 PR rtl-optimization/70429
5441 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5442 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5443 mode != result_mode.
5446 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5448 PR tree-optimization/70405
5449 * ssa-iterators.h (num_imm_uses): Add missing braces.
5451 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5453 PR rtl-optimization/68695
5454 * ira-color.c (allocno_copy_cost_saving): New.
5455 (improve_allocation): Use it.
5457 2016-03-29 Richard Henderson <rth@redhat.com>
5460 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5462 2016-03-29 Richard Biener <rguenther@suse.de>
5465 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5466 use alignment returned by get_pointer_alignment_1 if it is
5467 bigger than BITS_PER_UNIT.
5468 * builtins.c (get_pointer_alignment_1): Do not return true
5469 for alignment extracted from SSA info.
5471 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5473 * config/ft32/ft32.opt (mnodiv): New.
5474 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5475 * doc/invoke.texi (FT32 Options -mnodiv): New.
5477 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5480 * config/i386/i386.md (define_split, andn): Fix modes.
5482 2016-03-26 Richard Biener <rguenther@suse.de>
5483 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5486 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5488 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5489 as 2nd argument to cl_optimization_restore().
5491 2016-03-25 Richard Henderson <rth@redhat.com>
5494 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5495 * config/aarch64/aarch64-protos.h: Declare it.
5496 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5498 2016-03-25 Alan Modra <amodra@gmail.com>
5501 * config/rs6000/constraints.md (j): Simplify.
5502 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5504 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5505 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5506 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5507 in all constraint alternatives.
5508 (movtd_64bit_nodm): Delete "j" constraint alternative.
5510 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5512 * tree-ssa-propagate.c: Enhance docs for
5513 SSA_PROP_NOT_INTERESTING.
5515 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5517 * doc/extend.texi: Fix typo in documentation to pure attribute.
5519 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5522 * config/pa/pa.md (bswapdi2): Use a scratch register.
5524 2016-03-24 Richard Henderson <rth@redhat.com>
5527 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5530 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5532 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5533 using ix86_expand_binary_operator instead of gen_andsi3.
5535 2016-03-24 Richard Biener <rguenther@suse.de>
5537 PR tree-optimization/70396
5538 * tree-vect-stmts.c (vectorizable_comparison): Use
5539 get_vectype_for_scalar_type.
5541 2016-03-24 Richard Biener <rguenther@suse.de>
5544 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5545 with register bases.
5547 2016-03-24 Richard Biener <rguenther@suse.de>
5549 PR tree-optimization/70372
5550 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5551 build_all_ones_cst to also handle vector types correctly.
5553 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5556 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5559 2016-03-23 Marek Polacek <polacek@redhat.com>
5562 * doc/invoke.texi: Document -Wignored-attributes.
5564 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5566 PR tree-optimization/69042
5567 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5568 parameter from 30 to 40.
5570 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5572 PR tree-optimization/69042
5573 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5574 for use with constant offset stripped in base.
5576 2016-03-23 Richard Biener <rguenther@suse.de>
5579 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5580 mode compatibility check.
5581 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5583 2016-03-23 Jeff Law <law@redhat.com>
5585 PR tree-optimization/64058
5586 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5588 (struct ssa_conflicts): Move up earlier in the file.
5589 (conflicts_, var_map_): New static variables.
5590 (initialize_conflict_count): New function to initialize the
5591 CONFLICT_COUNT field for each conflict pair.
5592 (compare_pairs): Lazily initialize the conflict count and use it
5593 as the first tie-breaker.
5594 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5595 and wipe conflicts_ and map_ around the call to qsort. Remove
5596 special case for 2 coalesce pairs.
5597 * bitmap.c (bitmap_count_unique_bits): New function.
5598 (bitmap_count_bits_in_word): New function, extracted from
5600 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5601 * bitmap.h (bitmap_count_unique_bits): Declare it.
5603 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5606 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5607 transparent alias chain for decl assembler name.
5608 * config/sol2.c (solaris_assemble_visibility): Likewise.
5610 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5612 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5614 (v10_fdivs): Likewise.
5615 (v10_fdivd): Likewise.
5617 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5620 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5621 to not call fclose twice on file.
5623 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5625 PR tree-optimization/70354
5626 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5627 oprnd0 is wider than oprnd1 and there is a cast from the wider
5628 type to oprnd1, mask it with the mask of the narrower type.
5631 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5632 Optimize TARGET_STV splitters, if high or low word of last argument
5635 2016-03-22 Jeff Law <law@redhat.com>
5638 tree-ssa-threadbackward.c
5639 (fsm_find_control_statement_thread_paths): Correctly distinguish
5640 between old style jump threads vs FSM jump threads.
5642 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5645 * config/i386/i386.c (scalar_chain::convert_op): Support
5646 uninitialized register usage case.
5648 2016-03-22 Richard Biener <rguenther@suse.de>
5651 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5653 (capture::gen_transform): ... to change behavior when substituting
5654 a condition into cond or not-cond expr context.
5655 (dt_simplify::gen_1): Adjust.
5656 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5657 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5658 last change and instead change to
5659 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5660 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5662 2016-03-22 Anthony Green <green@moxielogic.com>
5664 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5665 issue for moxiebox targets.
5666 (CC1PLUS_SPEC): Ditto.
5668 2016-03-22 Richard Biener <rguenther@suse.de>
5671 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5674 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5676 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5678 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5681 * config/i386/i386.c (def_builtin): Handle
5682 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5684 (const struct builtin_description bdesc_special_args[]):
5685 Remove duplicate ISA bits.
5687 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5690 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5691 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5692 in a way that works also for AVX512BW.
5695 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5696 instead of source if operands[1] is xmm16 and above and
5697 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5698 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5701 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5702 on assign if (*from_p) is a comparison, set it to
5703 TREE_NO_WARNING (*from_p).
5705 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5708 * lra.c (restore_scratches): Ignore deleted insns.
5710 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5711 Jakub Jelinek <jakub@redhat.com>
5713 PR tree-optimization/70317
5714 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5717 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5721 of ix86_expand_move.
5723 (movti): Use general_operand for operand 1 predicate.
5725 2016-03-21 Martin Liska <mliska@suse.cz>
5727 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5729 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5731 2016-03-21 Martin Liska <mliska@suse.cz>
5734 * ipa-icf.c (sem_function::parse): Skip static
5735 constructors and destructors.
5737 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5740 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5741 function-like macro, peek following token(s) if it is followed
5742 by CPP_OPEN_PAREN token with optional padding in between, and
5743 if not, don't treat it like a macro.
5745 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5746 Alexander Monakov <amonakov@ispras.ru>
5748 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5749 for the stabs debug format.
5751 2016-03-21 Richard Biener <rguenther@suse.de>
5753 PR tree-optimization/70310
5754 * tree-vect-generic.c (expand_vector_condition): Fold the built
5757 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5760 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5761 Block third alternative for AVX-512VL target,
5763 2016-03-21 Martin Liska <mliska@suse.cz>
5766 * hsa-brig.c (emit_function_directives): Mark unemitted
5767 global variables for emission.
5768 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5769 (get_symbol_for_decl): Likewise.
5770 * hsa.h (struct hsa_symbol): New flag.
5772 2016-03-21 Richard Biener <rguenther@suse.de>
5774 PR tree-optimization/70288
5775 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5776 we do not estimate unsimplified all-constant conditionals or
5777 switches as optimized away.
5779 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5781 PR rtl-optimization/69102
5782 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5783 when we have a readonly dependency context.
5785 2016-03-18 Jeff Law <law@redhat.com>
5787 PR rtl-optimization/70263
5788 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5789 (update_equiv_regs): When trying to move a store to after the insn
5790 that sets the source of the store, make sure the store occurs after
5791 the insn that sets the source of the store. When successful note
5792 the REG_EQUIV note created in the dump file.
5794 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5795 Bernd Schmidt <bschmidt@redhat.com>
5797 * doc/extend.texi: Document more potential problems with basic asms.
5799 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5801 PR rtl-optimization/70278
5802 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5805 2016-03-18 Jason Merrill <jason@redhat.com>
5807 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5809 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5811 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5812 values to 128b regs.
5814 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5816 PR tree-optimization/70252
5817 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5818 boolean vector has a proper number of elements.
5819 (supportable_narrowing_operation): Likewise.
5821 2016-03-18 Tom de Vries <tom@codesourcery.com>
5824 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5826 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5828 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5829 instead of replace_rtx for DEBUG_INSNs.
5831 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5833 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5834 load type reservations.
5836 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5839 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5840 define_constraint for "Q" and "T" constraints.
5842 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5844 Tweak the pipeline model for Exynos M1
5846 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5849 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5852 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5853 where one or both locations aren't within a line_map.
5855 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5858 * opts.c (finish_options): Don't set flag_pie to the default if
5859 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5862 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5864 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5865 true as ALL_REGS argument to replace_rtx.
5867 2016-03-17 Richard Biener <rguenther@suse.de>
5870 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5873 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5876 * rtl.h (replace_rtx): Add ALL_REGS argument.
5877 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5878 equality and assert mode is the same, instead of just rtx pointer
5880 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5881 true as ALL_REGS argument to replace_rtx.
5883 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5885 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5886 for boolean vector with vector mode only.
5887 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5889 2016-03-17 Nick Clifton <nickc@redhat.com>
5892 * config/rx/rx.c (rx_print_integer): Print negative constants in
5895 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5898 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5900 2016-03-16 Richard Henderson <rth@redhat.com>
5901 Richard Biener <rguenth@suse.de>
5906 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5907 first operand as is_gimple_condexpr.
5912 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5913 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5914 Do not gimplify the result.
5915 (do_unop): Adjust call to tree_vec_extract.
5916 (do_binop): Likewise.
5917 (do_compare): Likewise.
5918 (do_plus_minus): Likewise.
5919 (do_negate): Likewise.
5920 (expand_vector_condition): Likewise.
5921 (do_cond): Likewise.
5923 2016-03-16 Richard Henderson <rth@redhat.com>
5926 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5927 (aarch64_classify_address): Use it.
5928 (aarch64_legitimize_address): Force all subexpressions of PLUS
5929 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5931 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5932 Richard Biener <rguenth@suse.de>
5935 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5936 return to even if only REGNO is equal, and assert
5939 2016-03-11 Jeff Law <law@redhat.com>
5941 PR rtl-optimization/70224
5942 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5944 2016-03-16 Richard Henderson <rth@redhat.com>
5947 * function.h (struct function): Add has_forced_label_in_static.
5948 * gimplify.c (force_labels_r): Set it.
5949 * lto-streamer-in.c (input_struct_function_base): Read it.
5950 * lto-streamer-out.c (output_struct_function_base): Write it.
5951 * tree-inline.c (has_label_address_in_static_1): Remove.
5952 (copy_forbidden): Remove fndecl parameter; test
5953 has_forced_label_in_static.
5954 (inline_forbidden_p): Update call to copy_forbidden.
5955 (tree_versionable_function_p): Likewise.
5956 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5957 (chkp_versioning): Likewise.
5958 * tree-inline.h (copy_forbidden): Update decl.
5960 2016-03-16 Marek Polacek <polacek@redhat.com>
5963 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5964 function being thunked if the result type doesn't have fixed size.
5965 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5966 doesn't have fixed size.
5968 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5970 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5971 reporting malformed loop nest.
5973 2016-03-16 Tom de Vries <tom@codesourcery.com>
5976 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5977 nodes.length () == 1 test to before first nodes[0] access.
5979 2016-03-16 Tom de Vries <tom@codesourcery.com>
5981 PR tree-optimization/68715
5982 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5985 2016-03-16 Tom de Vries <tom@codesourcery.com>
5987 PR tree-optimization/68809
5988 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5991 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5992 Sandra Loosemore <sandra@codesourcery.com>
5994 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5995 on leaf attribute. Mention ELF interposition problems.
5997 2016-03-16 Alan Modra <amodra@gmail.com>
5999 PR rtl-optimization/69195
6000 PR rtl-optimization/47992
6001 * ira.c (indirect_jump_optimize): Ignore artificial defs.
6004 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
6007 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
6009 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6011 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
6013 2016-03-15 Jakub Jelinek <jakub@redhat.com>
6015 PR rtl-optimization/70222
6016 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
6017 optimization if mode is different from result_mode, queue up masking
6018 of the result in outer_op. Formatting fix.
6021 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
6024 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6026 PR rtl-optimization/69032
6027 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
6028 looping backwards over basic block insns.
6030 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6033 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
6034 to non-speculative when propagating trap bits.
6036 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6038 PR rtl-optimization/63384
6039 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
6042 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
6045 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
6046 factored out from ...
6047 (sched_analyze_insn): ... here.
6048 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
6049 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
6050 get_implicit_reg_pending_clobbers in it.
6051 (setup_id_reg_sets): Use setup_id_implicit_regs.
6052 (deps_init_id): Ditto.
6054 2016-03-15 Tom de Vries <tom@codesourcery.com>
6057 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6059 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6060 execute_function_dump.
6061 (execute_one_pass): Don't dump function if it will be dumped after ipa
6064 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6066 * genrecog.c (match_pattern_2): If pred is NULL don't call
6067 safe_predicate_mode on it.
6069 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6072 * lra-constraints.c (delete_move_and_clobber): Change assertion
6073 to also allow dregno == 0.
6075 2016-03-14 Richard Henderson <rth@redhat.com>
6078 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6079 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6080 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6081 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6084 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6087 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6089 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6091 * lra-constraints.c (split_reg): For hard regs, try to find the
6092 biggest single-register mode used in the function.
6094 2016-03-14 Richard Biener <rguenther@suse.de>
6096 PR tree-optimization/56365
6097 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6098 constants to compare against.
6100 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6103 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6104 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6105 (define_split for the GPR case): Use int_reg_operand instead of
6106 gpc_reg_operand for the output.
6108 2016-03-14 Tom de Vries <tom@codesourcery.com>
6110 PR tree-optimization/70045
6111 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6112 create_empty_if_region_on_edge argument.
6114 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6116 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6117 (STACK_CHECK_PROTECT): Likewise.
6118 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6119 (STACK_CHECK_PROTECT): Likewise.
6120 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6121 (STACK_CHECK_PROTECT): Likewise.
6122 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6123 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6124 (STACK_CHECK_PROTECT): Likewise.
6126 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6128 PR rtl-optimization/69307
6129 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6130 registers in modes that span more than one register.
6132 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6135 * lra-constraints.c (delete_move_and_clobber): New.
6136 (remove_inheritance_pseudos): Use it.
6138 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6141 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6142 the libcall is LCT_THROW.
6143 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6144 for the checking routine.
6146 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6149 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6150 optimization if we have direct move.
6151 (roundu32<mode>2_fprs): Likewise.
6153 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6156 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6158 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6159 Arguments swapped. All callers changed. Take reg_renumber into
6160 account, and Calculate and compare register ranges for hard regs.
6162 2016-03-11 Jeff Law <law@redhat.com>
6164 PR tree-optimization/70190
6165 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6166 Handle cases where we can not extract the taken edge, even though we
6167 found a constant value.
6169 PR tree-optimization/64058
6170 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6171 (num_coalesce_pairs): Move up earlier in file.
6172 (find_coalesce_pair): Initialize the INDEX field for each pair
6174 (compare_pairs): No longer sort on the elements in each pair.
6175 Instead break ties with the index of the coalesce pair.
6177 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6180 * config/aarch64/aarch64-protos.h
6181 (aarch64_save_restore_target_globals): New prototype.
6182 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6183 Call the above when popping pragma.
6184 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6186 (aarch64_set_current_function): Rewrite using the above.
6188 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6190 PR tree-optimization/70177
6191 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6192 (extract_ops_from_tree): ... this. In the 2 argument
6193 overload remove _1 suffix.
6194 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6195 (extract_ops_from_tree): ... this.
6196 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6198 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6199 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6200 extract_ops_from_tree instead of 2 operand one.
6202 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6204 PR tree-optimization/70013
6205 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6206 for constant-pool entries.
6208 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6210 PR rtl-optimization/70174
6211 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6212 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6214 PR tree-optimization/70169
6215 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6216 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6219 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6220 Jakub Jelinek <jakub@redhat.com>
6223 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6224 of uninitialized values.
6226 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6228 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6230 ("*trunctddd2"): New pattern definition.
6231 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6234 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6236 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6237 definitions for BFP and DFP rounding modes.
6238 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6239 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6240 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6241 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6244 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6246 * config/s390/constraints.md: Adjust comment.
6247 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6248 s390_decompose_addrstyle_without_index.
6249 * config/s390/predicates.md (shift_count_or_setmem_operand):
6250 Rename to setmem_operand.
6251 * config/s390/s390-protos.h
6252 (s390_decompose_shift_count): Rename to
6253 s390_decompose_addrstyle_without_index.
6254 * config/s390/s390.c (s390_decompose_shift_count)
6255 (s390_mem_constraint, print_shift_count_operand)
6256 (print_operand_address, print_operand): Rename
6257 s390_decompose_shift_count to
6258 s390_decompose_addrstyle_without_index and rename
6259 print_shift_count_operand to print_addrstyle_operand troughout the
6261 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6262 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6263 Rename shift_count_or_setmem_operand to setmem_operand.
6264 * config/s390/vx-builtins.md ("vec_insert<mode>")
6265 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6268 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6271 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6272 Handle overlapping retval and newval.
6274 2016-03-10 Nick Clifton <nickc@redhat.com>
6277 * config/aarch64/aarch64.c
6278 (aarch64_override_options_after_change_1): When forcing
6279 flag_omit_frame_pointer to be true, use a special value that can
6280 be detected if this function is called again, thus preventing
6281 flag_omit_leaf_frame_pointer from being forced to be false.
6283 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6285 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6286 Set x_flag_omit_leaf_frame_pointer when handling
6287 -momit-leaf-frame-pointer.
6289 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6292 * cgraph.c (cgraph_node::dump): Dump split_part and
6293 indirect_call_target.
6294 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6295 * ipa.c (has_addr_references_p): Cleanup.
6296 (is_indirect_call_target_p): New.
6297 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6298 called indirectly as local.
6299 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6301 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6304 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6305 on cxa_pure_virtual.
6307 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6310 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6312 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6315 * tree.c (need_assembler_name_p): Only record main variant type names.
6317 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6320 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6321 Always define to 0 or 1.
6322 (TARGET_FIX_ERR_A53_843419): New macro.
6323 * config/aarch64/aarch64-elf-raw.h
6324 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6325 * config/aarch64/aarch64-linux.h: Likewise.
6326 * config/aarch64/aarch64.c
6327 (aarch64_override_options_after_change_1): Do not default
6328 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6330 (aarch64_attributes): Handle fix-cortex-a53-843419.
6331 (aarch64_can_inline_p): Likewise.
6332 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6334 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6335 Jakub Jelinek <jakub@redhat.com>
6337 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6338 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6339 DECL_COMMONS if flag_unconstrained_commons is set.
6340 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6341 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6342 (funconstrained-commons): Document.
6344 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6346 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6347 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6349 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6351 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6352 has a proper number of elements.
6354 2016-03-10 Alan Modra <amodra@gmail.com>
6356 PR rtl-optimization/69195
6357 PR rtl-optimization/47992
6358 * ira.c (recorded_label_ref): Delete.
6359 (update_equiv_regs): Return void.
6360 (indirect_jump_optimize): New function.
6361 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6362 before regstat_compute_ri. Don't rebuild_jump_labels here.
6363 Delete update_regstat.
6365 2016-03-10 Richard Biener <rguenther@suse.de>
6367 PR tree-optimization/70128
6368 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6369 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6371 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6373 PR tree-optimization/70152
6374 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6375 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6378 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6379 instead of gen_sse2_loadlpd.
6380 * config/i386/sse.md (*vec_concatv2df): Rename to...
6381 (vec_concatv2df): ... this.
6383 PR tree-optimization/70127
6384 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6386 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6390 * diagnostic-show-locus.c (compatible_locations_p): New function.
6391 (layout::layout): Sanitize ranges using compatible_locations_p.
6393 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6397 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6398 location_range param with three const expanded_locations * and a
6400 (layout::layout): Replace call to
6401 rich_location::lazily_expand_location with get_expanded_location.
6402 Extract the range and perform location expansion here, passing
6403 the results to the layout_range ctor.
6404 * diagnostic.c (source_range::debug): Delete.
6405 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6406 of rich_location::get_expanded_location.
6407 * gcc-rich-location.c (get_range_for_expr): Delete.
6408 (gcc_rich_location::add_expr): Reimplement to avoid the
6409 rich_location::add_range overload that took a location_range,
6410 passing a location_t instead.
6412 2016-03-09 Richard Biener <rguenther@suse.de>
6413 Jakub Jelinek <jakub@redhat.com>
6415 PR tree-optimization/70138
6416 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6417 Also skip vect_double_reduction_def.
6419 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6422 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6423 if the operand is "m".
6425 2016-03-09 Nathan Sidwell <nathan@acm.org>
6427 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6429 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6431 * config/i386/i386.c (processor_target_table): Fix cost table
6432 intialization order for znver1.
6434 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6436 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6437 - becuase -> because.
6438 * ipa-reference.c (ignore_module_statics): Likewise.
6439 * cgraph.c (cgraph_node::get_body): Likewise.
6440 * ipa-inline.c (early_inliner): Likewise.
6441 * ipa-devirt.c (types_same_for_odr): Likewise.
6442 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6443 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6445 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6447 * tree-ssa-math-opts.c: Fix typo in comment.
6449 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6452 * config/i386/i386.c (scalar_chain::make_vector_copies,
6453 scalar_chain::convert_reg): Call end_sequence in between
6454 get_insns and emit_conversion_insns rather than after both
6457 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6460 * config/i386/i386.h (machine_function): Add
6461 pc_thunk_call_expanded flag.
6462 (ix86_pc_thunk_call_expanded): New define.
6463 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6464 (*set_got): Rename insn pattern from set_got.
6465 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6466 * config/i386/i386.c (ix86_compute_frame_layout): Use
6467 ix86_pc_thunk_call_expanded to prevent red-zone.
6469 2016-03-07 Martin Jambor <mjambor@suse.cz>
6471 * hsa.h (hsa_get_ctor_statements): Declare.
6472 (hsa_get_dtor_statements): Likewise.
6473 (hsa_get_kernel_dispatch_type): Likewise.
6474 * hsa.c (hsa_get_ctor_statements): New function.
6475 (hsa_get_dtor_statements): Likewise.
6476 (hsa_get_kernel_dispatch_type): Likewise.
6477 * hsa-brig.c (hsa_cdtor_statements): Removed.
6478 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6479 hsa_get_dtor_statements.
6480 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6481 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6483 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6485 * config/arm/arm-cores.def (cortex-r8): New.
6486 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6487 * config/arm/arm-tune.md: Likewise.
6488 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6490 2016-03-07 Martin Sebor <msebor@redhat.com>
6492 PR rtl-optimization/19705
6493 * doc/invoke.texi (Options That Control Optimization): Clarify
6494 -fno-branch-count-reg.
6496 2016-02-26 Richard Biener <rguenther@suse.de>
6497 Jeff Law <law@redhat.com>
6499 PR tree-optimization/69740
6500 * cfghooks.c (remove_edge): Request loop fixups if we delete
6501 an edge that might turn an irreducible loop into a natural
6503 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6504 Move after definition of loops_state_clear.
6506 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6508 PR rtl-optimization/69052
6509 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6512 2016-03-07 Tom de Vries <tom@codesourcery.com>
6514 PR tree-optimization/70116
6515 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6516 is_tm_ending stmts and ubsan/asan internal functions.
6517 (find_duplicate): Use it. Don't test is_tm_ending here.
6519 2016-03-07 Richard Biener <rguenther@suse.de>
6521 PR tree-optimization/70115
6522 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6523 (propagate_constants_for_unrolling): Use replace_uses_by.
6525 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6528 * omp-low.c (struct oacc_loop): Add ifns.
6529 (new_oacc_loop_raw): Initialize it.
6530 (finish_oacc_loop): Clear mask & flags if no ifns.
6531 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6532 (oacc_loop_xform_loop): Add ifns arg & adjust.
6533 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6535 2016-03-07 Richard Henderson <rth@redhat.com>
6538 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6539 (insert_value_copy_on_edge): Likewise.
6541 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6543 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6545 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6548 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6550 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6552 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6554 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6556 Fix sseimul type attribute.
6557 * config/i386/znver1.md
6558 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6559 znver1_sseimul_avx256_load) : Fix the type attribute.
6560 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6561 pipe usage and latency.
6563 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6566 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6567 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6570 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6573 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6575 PR rtl-optimization/69941
6576 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6577 the reg share its mode.
6579 2016-03-04 Jeff Law <law@redhat.com>
6581 PR tree-optimization/69196
6582 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6583 If the both SSA_NAMEs are anonymous, then consider them unassociated
6584 and include the PHI in the statement count.
6586 2016-03-05 Tom de Vries <tom@codesourcery.com>
6588 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6589 construct in oacc routine. Check for oacc region in oacc routine.
6591 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6594 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6595 2016-02-22 changes, instead don't recurse if RECUR is already true.
6596 Don't change *dynamic_check if RECUR. Adjust recursive caller
6597 to pass true to the new argument.
6598 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6601 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6602 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6604 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6606 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6608 PR rtl-optimization/57676
6609 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6612 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6614 * tree-vect-patterns.c (search_type_for_mask): Handle
6615 comparison of booleans.
6617 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6619 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6623 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6624 all other ops that have dw_val_class_die_ref operands,
6625 and DW_OP_GNU_entry_value.
6627 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6629 PR rtl-optimization/69904
6630 * config/arm/arm.c (arm_cannot_copy_insn_p):
6631 Return true for load-exclusive instructions.
6633 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6636 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6637 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6638 the pattern no matter if it is used just by non-pattern, pattern
6640 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6641 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6642 oprnd1 def_stmt is in pattern, don't look through it.
6644 2016-03-03 Marek Polacek <polacek@redhat.com>
6647 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6649 2016-03-03 Martin Liska <mliska@suse.cz>
6651 PR tree-optimization/70043
6652 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6653 previous statement if we see a debug statement.
6655 2016-03-03 Richard Biener <rguenther@suse.de>
6657 PR tree-optimization/55936
6658 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6659 parameter and guard unsafe equivalence use.
6660 (vrp_evaluate_conditional_warnv_with_ops): Always use
6661 safe equivalences but not via the quadratic compare_names
6664 2016-03-03 Michael Collison <michael.collison@linaro.org>
6667 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6668 for operand 1 to s_register_operand. Change predicate for operand
6669 2 to arm_not_immediate_operand.
6671 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6673 * doc/tm.texi: Regenerated.
6675 2016-03-02 Richard Henderson <rth@redhat.com>
6678 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6679 simplification when all args are positive non-fixed registers.
6681 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6683 * target.def (lra_p): Specify that new ports should use LRA.
6685 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6688 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6689 gimplify_type_sizes the type they refer to.
6690 (omp_notice_variable): Handle reference vars to VLAs.
6691 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6692 reference to VLA decls in the second pass instead of first pass.
6694 2016-03-02 Tom de Vries <tom@codesourcery.com>
6696 PR tree-optimization/68659
6697 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6698 new_expr == NULL_TREE.
6699 (get_new_name): Handle ADDR_EXPR.
6701 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6703 PR rtl-optimization/69052
6704 * loop-invariant.c (canonicalize_address): New function.
6705 (inv_can_prop_to_addr_use): Check validity of address expression
6706 which is canonicalized by above function.
6708 2016-03-02 Alan Modra <amodra@gmail.com>
6711 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6714 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6717 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6718 (*movhi_internal): Put mask moves from and to memory separately
6719 from moves from/to GPRs.
6721 2016-03-02 Richard Biener <rguenther@suse.de>
6723 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6724 GENERIC expressions in GIMPLE.
6726 2016-03-02 Richard Biener <rguenther@suse.de>
6728 * config/i386/i386.c (type_natural_mode): Fix typo.
6730 2016-03-02 Nick Clifton <nickc@redhat.com>
6732 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6734 2016-03-02 Richard Biener <rguenther@suse.de>
6735 Uros Bizjak <ubizjak@gmail.com>
6738 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6740 2016-03-02 Richard Biener <rguenther@suse.de>
6743 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6745 2016-03-02 Marek Polacek <polacek@redhat.com>
6748 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6749 "is promoted to" warning.
6751 2016-03-01 DJ Delorie <dj@redhat.com>
6753 * config.gcc: Deprecate mep-*.
6755 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6758 * lra-constraints.c (regno_val_use_in): New.
6759 (match_reload): Use it instead of regno_use_in.
6761 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6763 PR rtl-optimization/70007
6764 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6765 references present in REG_EQUAL notes attached to non-SET patterns.
6767 2016-03-01 Jeff Law <law@redhat.com>
6769 PR tree-optimization/69196
6770 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6771 Appropriately clamp the number of statements to copy when the
6772 thread path does not traverse a loop backedge.
6774 PR tree-optimization/69196
6775 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6776 Do count some PHIs in the thread path against the insn count. Decrease
6777 final statement count by one as the control statement in the last
6778 block will get removed. Remove special cased code for handling PHIs
6781 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6784 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6785 asm dialect alternatives to explicit GOTPCREL calls.
6787 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6790 * ira.c (do_reload): Issue warning for generic stack checking here...
6791 * reload1.c (reload): ...instead of here and streamline it.
6793 2016-03-01 Nick Clifton <nickc@redhat.com>
6795 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6797 2016-03-01 Richard Biener <rguenther@suse.de>
6799 PR tree-optimization/69983
6800 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6801 types and fall back to operand_equal_p.
6803 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6806 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6808 * config/s390/constraints.md ("jm8"): New constraint.
6809 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6811 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6813 ("*setmem_long<setmem_and>"): New pattern.
6814 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6816 ("*setmem_long_31z<setmem_and>"): New pattern.
6817 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6818 New substitution rules with the required attributes.
6821 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6826 * gensupport.c (process_substs_on_one_elem): Split loop to
6827 complete mark_operands_used_in_match_dup on all expressions in the
6829 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6830 and remove function.
6832 2016-03-01 Richard Biener <rguenther@suse.de>
6835 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6836 vector BIT_FIELD_REF extract.
6838 2016-03-01 Richard Biener <rguenther@suse.de>
6840 PR tree-optimization/69994
6841 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6843 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6845 PR tree-optimization/69956
6846 * tree-vect-stmts.c (supportable_widening_operation): Support
6847 multi-step conversion of boolean vectors.
6848 (supportable_narrowing_operation): Likewise.
6850 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6852 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6855 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6857 * config/s390/subst.md (DSI_VI): New mode iterator.
6858 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6859 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6860 the insn definition.
6861 ("*vec_set<mode>"): Change predicate and add alternative to
6862 support only either register or const_int operands as element
6864 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6866 ("vec_extract<mode>"): New expander.
6867 ("*vec_extract<mode>"): New insn definition supporting reg and
6868 const_int element selectors.
6869 ("*vec_extract<mode>_plus"): New insn definition supporting
6870 reg+const_int element selectors.
6871 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6872 following expander+insn definition.
6873 ("<vec_shifts_name><mode>3"): New expander.
6874 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6876 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6878 * config/s390/s390.md ("*tabort_1"): Change predicate to
6879 nonmemory_operand. Add a second alternative to cover
6880 register as well as const int operands.
6881 ("*tabort_1_plus"): New pattern definition.
6883 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6885 * config/s390/s390.md ("*ashrdi3_cc_31")
6886 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6887 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6888 Merge insn definitions into ...
6889 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6890 New pattern definition.
6891 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6892 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6893 ("*ashr<mode>3_and"): Merge insn definitions into ...
6894 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6895 New pattern definition.
6896 * config/s390/subst.md ("addr_style_op_cc_subst")
6897 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6898 substitutions patterns plus attributes.
6899 Add ashiftrt to SUBST iterator.
6901 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6903 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6904 op2 to nonmemory_operand.
6905 ("*<shift>di3_31", "*<shift>di3_31_and"):
6906 Merge into single pattern definition ...
6907 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6908 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6909 pattern definition ...
6910 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6911 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6914 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6916 * config/s390/predicates.md (const_int_6bitset_operand): New
6918 * config/s390/s390.md: Include subst.md.
6919 ("rotl<mode>3"): New expander.
6920 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6922 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6923 * config/s390/subst.md: New file.
6925 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6927 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6928 Remove RRR type. It doesn't really exist.
6929 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6931 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6932 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6933 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6934 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6935 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6936 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6937 `enabled' attribute.
6939 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6941 * gensupport.c (process_substs_on_one_elem): Split loop to
6942 complete mark_operands_used_in_match_dup on all expressions in the
6944 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6945 and remove function.
6947 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6950 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6951 (CEIL_NWORDS): ...this. Use CEIL macro.
6952 (compute_fp_layout): Adjust to above renaming.
6953 (function_arg_union_value): Likewise.
6954 (sparc_arg_partial_bytes): Likewise.
6955 (sparc_function_arg_advance): Likewise.
6957 2016-02-29 Jeff Law <law@redhat.com>
6959 PR tree-optimization/70005
6960 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6961 where an object with a boolean range is compared against a value
6964 PR tree-optimization/69999
6965 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6966 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6969 2016-02-29 Richard Biener <rguenther@suse.de>
6971 PR tree-optimization/69994
6972 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6973 (get_unary_op): Look through nop conversions.
6974 (ops_equal_values_p): New function, look for equality diregarding
6976 (eliminate_plus_minus_pair): Use ops_equal_values_p
6977 (repropagate_negates): Do not use get_unary_op here.
6979 2016-02-29 Martin Liska <mliska@suse.cz>
6981 * system.h: Poison ENABLE_CHECKING macro.
6983 2016-02-29 Martin Liska <mliska@suse.cz>
6985 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6986 is presented in dump flags.
6987 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6988 (hsa_regalloc): Likewise.
6990 2016-02-19 Richard Biener <rguenther@suse.de>
6992 PR tree-optimization/69980
6993 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6994 permutation of those we need to keep.
6996 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6999 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
7000 (NWORDS_UP): ...this
7001 (init_cumulative_args): Minor tweaks.
7002 (sparc_promote_function_mode): Likewise.
7003 (scan_record_type): Delete.
7004 (traverse_record_type): New function template.
7005 (classify_data_t): New structure type.
7006 (classify_registers): New inline function.
7007 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
7008 exhausted. Instantiate traverse_record_type on classify_registers and
7009 deal with the case of a structure passed in slot #15 with no FP field
7011 (assign_data_t): New structure type.
7012 (compute_int_layout): New static function.
7013 (compute_fp_layout): Likewise.
7014 (count_registers): New inline function.
7015 (assign_int_registers): New static function.
7016 (assign_fp_registers): Likewise.
7017 (assign_registers): New inline function.
7018 (function_arg_record_value_1): Delete.
7019 (function_arg_record_value_2): Likewise.
7020 (function_arg_record_value_3): Likewise.
7021 (function_arg_record_value): Adjust to above changes. Instantiate
7022 traverse_record_type on count_registers to first count the number of
7023 registers to be used and then on assign_registers to assign them.
7024 (function_arg_union_value): Adjust to above renaming.
7025 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
7026 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
7027 case of a structure passed in slot #15
7028 (sparc_function_arg_advance): Likewise.
7029 (function_arg_padding): Minor tweak.
7031 2016-02-29 Richard Biener <rguenther@suse.de>
7033 PR tree-optimization/69720
7034 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
7035 the adjustment_def path for possibly vectorized defs.
7036 (vect_create_epilog_for_reduction): Handle vectorized initial
7039 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
7041 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
7043 2016-02-27 Jeff Law <law@redhat.com>
7046 2016-02-26 Richard Biener <rguenther@suse.de>
7047 Jeff Law <law@redhat.com>
7049 PR tree-optimization/69740
7050 * cfghooks.c (remove_edge): Request loop fixups if we delete
7051 an edge that might turn an irreducible loop into a natural
7054 2016-02-27 Jakub Jelinek <jakub@redhat.com>
7056 PR rtl-optimization/69896
7057 * tree-vect-generic.c (get_compute_type): Avoid single element
7060 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7062 Rename the AArch64 tuning option and related functions to enable the
7063 Newton series for the reciprocal square root to reflect its
7064 approximative characteristic.
7066 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7067 function to "aarch64_emit_approx_rsqrt".
7068 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7069 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7070 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7071 (xgene1_tunings): Likewise.
7072 (use_rsqrt_p): Likewise.
7073 (aarch64_emit_swrsqrt): Use new function name.
7074 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7075 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7076 text explaining this option.
7077 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7079 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7082 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7083 complain about -mallow-movmisalign without -mvsx if
7084 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7086 2016-02-26 Joel Sherrill <joel@rtems.org>
7088 * config.gcc: Add x86_64-*-rtems*.
7089 * gcc/config/i386/rtems-64.h: New file.
7091 2016-02-26 Joel Sherrill <joel@rtems.org>
7093 * config.gcc: Add aarch64-*-rtems*.
7094 * gcc/config/aarch64/rtems.h: New file.
7096 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7099 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7100 shift amount using %h. Add comment.
7102 2016-02-26 Richard Biener <rguenther@suse.de>
7103 Jeff Law <law@redhat.com>
7105 PR tree-optimization/69740
7106 * cfghooks.c (remove_edge): Request loop fixups if we delete
7107 an edge that might turn an irreducible loop into a natural
7110 2016-02-26 Martin Jambor <mjambor@suse.cz>
7113 * tree-sra.c (sra_modify_assign): Do not remove loads of
7114 uninitialized aggregates to SSA_NAMEs.
7116 2016-02-26 Richard Henderson <rth@redhat.com>
7119 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7120 pseudo in case the target rtx matches the source of the left
7123 2016-02-26 Martin Jambor <mjambor@suse.cz>
7126 * hsa.h (hsa_type_packed_p): Declare.
7127 * hsa.c (hsa_type_packed_p): New function.
7128 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7130 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7131 * hsa-brig.c (emit_basic_insn): Likewise.
7133 2016-02-26 Martin Jambor <mjambor@suse.cz>
7136 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7138 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7140 2016-02-26 Martin Jambor <mjambor@suse.cz>
7142 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7143 hsa_op_with_type operands.
7144 (hsa_unsigned_type_for_type): Declare.
7145 * hsa.c (hsa_unsigned_type_for_type): New function.
7146 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7147 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7148 the finalizer. Do not emit extra move.
7150 2016-02-26 Martin Jambor <mjambor@suse.cz>
7152 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7153 atomic operations in private segment.
7155 2016-02-26 Martin Jambor <mjambor@suse.cz>
7157 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7158 statements to wi->info. Also disallow omp simd constructs.
7159 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7160 for not gridifying. Dump special string for omp_for.
7162 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7165 * config/aarch64/aarch64.c (aarch64_set_current_function):
7166 Save/restore target globals when switching to
7167 target_option_default_node.
7169 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7172 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7173 Return 0 if !SHIFT_COUNT_TRUNCATED.
7175 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7176 Eric Botcazou <ebotcazou@adacore.com>
7178 PR rtl-optimization/69891
7179 * dse.c (scan_insn): If we can't figure out memset arguments
7180 or they are non-constant, call clear_rhs_from_active_local_stores.
7182 2016-02-26 Martin Liska <mliska@suse.cz>
7184 * doc/extend.texi: Mention clog10, clog10f an clog10l
7185 in Builtins section.
7187 2016-02-26 Martin Liska <mliska@suse.cz>
7189 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7191 (resolve_args_picking_1): Likewise.
7192 * dwarf2out.h (struct GTY): Likewise.
7194 2016-02-26 Martin Liska <mliska@suse.cz>
7196 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7198 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7200 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7201 Martin Liska <mliska@suse.cz>
7203 * doc/install.texi: Mention --enable-valgrind-annotations.
7205 2016-02-26 Richard Biener <rguenther@suse.de>
7207 PR tree-optimization/69551
7208 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7209 looking through aliases adjust DECL_PT_UID to refer to the
7210 ultimate alias target.
7212 2016-02-25 Martin Liska <mliska@suse.cz>
7215 * alloc-pool.c (after_memory_report): New variable.
7216 * alloc-pool.h (base_pool_allocator ::release): Do not use
7217 the infrastructure if after_memory_report.
7218 * toplev.c (toplev::main): Mark after memory report.
7220 2016-02-25 Richard Biener <rguenther@suse.de>
7222 PR tree-optimization/48795
7223 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7225 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7228 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7229 offloading is enabled and -fopenacc or -fopenmp is specified.
7230 (CRTOFFLOADEND): Likewise.
7231 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7232 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7233 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7234 (offload_objects_file_name): New static var.
7235 (tool_cleanup): Remove offload_objects_file_name file.
7236 (find_offloadbeginend): Replace with ...
7237 (find_crtoffloadtable): ... this.
7238 (run_gcc): Remove offload_argc and offload_argv.
7239 Get offload_objects_file_name from -foffload-objects=... option.
7240 Read names of object files with offload from this file, pass them to
7241 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7242 don't pass offloadbegin and offloadend to the linker. Don't pass
7243 offload non-LTO files to the linker, because now they're not claimed.
7245 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7248 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7249 on builtin_unreachable.
7251 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7253 PR rtl-optimization/69896
7254 * regcprop.c: Include cfgrtl.h.
7255 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7256 than remembered mode, either delete it (if noop_move_p), or
7257 treat like copy_p but not noop_p instruction.
7259 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7262 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7263 - allow NULL decl for Fortran DW_TAG_common_block variables.
7265 2016-02-24 Jason Merrill <jason@redhat.com>
7267 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7269 2016-02-24 Richard Biener <rguenther@suse.de>
7270 Jakub Jelinek <jakub@redhat.com>
7273 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7274 conditionally executed ops to well-defined overflow behavior.
7276 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7279 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7282 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7284 PR rtl-optimization/69886
7285 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7286 argument. Use it when checking validity of set instructions.
7287 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7288 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7290 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7291 * store-motion.c (find_moveable_store): Update
7292 can_assign_to_reg_without_clobbers_p callsite.
7294 2016-02-24 Richard Biener <rguenther@suse.de>
7297 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7299 (record_nonwrapping_iv): Do not fall back to the low/high bound
7300 for non-constant IV bases if the stmt is not always executed.
7302 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7304 * config/arm/arm-cores.def (cortex-a32): New entry.
7305 * config/arm/arm-tables.opt: Regenerate.
7306 * config/arm/arm-tune.md: Regenerate.
7307 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7308 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7309 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7310 for -mcpu and -mtune.
7312 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7315 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7316 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7317 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7318 (atomic_loaddi_1): Delete.
7319 (atomic_loaddi): Rewrite expander using the above changes.
7321 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7324 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7327 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7328 Richard Biener <rguenth@suse.de>
7331 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7332 set_mem_attributes if tem is SSA_NAME which got expanded
7335 2016-02-24 Richard Biener <rguenther@suse.de>
7337 PR tree-optimization/69907
7338 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7339 end of permutations for BB vectorization.
7341 2016-02-24 Christian Bruel <christian.bruel@st.com>
7343 * config/arm/arm-c.c (arm_option_override): Initialize
7344 target_option_current_node.
7345 * config/arm/arm.c (arm_pragma_target_parse): Replace
7346 build_target_option_node call by target_option_current_node.
7347 Set target_option_current_node.
7350 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7353 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7354 define_insn_and_split to define_insn.
7355 (zero_extendqi<mode>2_dot2): Same.
7356 (extendqi<mode>2_dot): Same.
7357 (extendqi<mode>2_dot2): Same.
7359 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7361 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7362 and add bypass for AES{D,E} and AESMC pairs.
7363 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7366 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7368 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7369 series for reciprocal square root in Exynos M1.
7371 2016-02-23 Martin Sebor <msebor@redhat.com>
7374 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7375 __builtin_alloca_with_align.
7377 2016-02-23 Richard Henderson <rth@redhat.com>
7379 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7380 (ix86_register_pragmas): Remove __seg_tls.
7381 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7382 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7383 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7384 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7385 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7386 * doc/extend.texi (__seg_tls): Remove item.
7388 2016-02-23 Richard Biener <rguenther@suse.de>
7390 * alloc-pool.h (struct allocation_object): Make id member
7391 conditional on CHECKING_P again.
7392 (get_instance): Adjust.
7393 (base_pool_allocator): Likewise.
7395 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7397 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7398 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7400 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7402 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7404 2016-02-23 Richard Biener <rguenther@suse.de>
7406 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7407 * bitmap.h (struct bitmap_usage): Likewise.
7408 (bitmap_move): Declare.
7409 * bitmap.c (register_overhead): Take size_t argument.
7410 (bitmap_move): New function.
7411 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7412 to properly account overhead.
7413 * tree.c (free_node): Use tree_size.
7415 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7418 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7419 when inverting comparison.
7422 * common.opt (Wunreachable-code): Add Warning flag.
7424 2016-02-23 Mark Wielaard <mjw@redhat.com>
7425 Jakub Jelinek <jakub@redhat.com>
7428 * cgraphunit.c (check_global_declaration): Check main_input_filename
7429 and DECL_SOURCE_FILE are not NULL.
7431 2016-02-23 Martin Jambor <mjambor@suse.cz>
7433 PR tree-optimization/69666
7434 * tree-sra.c (sra_modify_assign): Do not attempt to create
7435 default_def replacements for unscalarizable regions.
7437 2016-02-20 Mark Wielaard <mjw@redhat.com>
7440 * cgraphunit.c (check_global_declaration): Check level of
7441 warn_unused_const_variable and main_input_filename.
7442 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7443 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7444 (-Wunused-const-variable): Explain levels 1 and 2.
7446 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7449 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7450 identical arguments. Formatting and spelling fixes.
7453 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7458 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7459 and m68k-devices.def.
7460 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7461 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7463 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7465 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7466 and HImode registers.
7468 2016-02-22 Richard Biener <rguenther@suse.de>
7470 PR tree-optimization/69882
7471 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7472 preserve permutations present because of gaps.
7473 (vect_supported_load_permutation_p): Always continue checking
7474 permutations after vect_attempt_slp_rearrange_stmts.
7476 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7478 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7479 min_profitable_estimate, rather than min_profitable_iters.
7481 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7484 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7485 SImode for last match_operand.
7487 2016-02-22 Martin Liska <mliska@suse.cz>
7489 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7490 return bitsize - 1 as the return value.
7492 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7496 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7497 Handle negative shift counts.
7498 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7499 force_reg on the shift constant.
7500 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7501 (lshrsi3_d): Handle negative shift counts.
7503 2016-02-22 Richard Biener <rguenther@suse.de>
7504 Tom de Vries <tom@codesourcery.com>
7506 * graph.c: Include dumpfile.h.
7507 (print_graph_cfg): Split into three overloads.
7508 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7510 2016-02-22 Tom de Vries <tom@codesourcery.com>
7512 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7515 2016-02-22 Richard Biener <rguenther@suse.de>
7518 * ipa-inline-transform.c (inline_call): When not updating
7519 overall summaries adjust self size by the growth estimate.
7520 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7521 hash-set, do not update overall summaries here. Renamed from ...
7522 (inline_to_all_callers): ... this which is now wrapping the
7523 above and performing delayed overall summary update.
7524 (early_inline_small_functions): Delay updating of the overall
7527 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7529 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7532 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7535 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7536 :%* in %:gt() argument.
7537 (greater_than_spec_func): Adjust for expecting only numbers,
7538 if there are more than two numbers, compare the last two.
7540 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7542 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7543 -Wnarrowing with -std.
7545 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7548 * expr.c (store_field): Don't use bit-field path if exp is
7549 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7550 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7551 and the assignment can be performed by bitwise copy. Formatting
7555 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7556 call copy_reg_eh_region_note_forward on before and/or after sequences
7557 and remove note from insn if it no longer can throw.
7560 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7563 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7565 * config/s390/vector.md: Add missing commutative operand markers
7566 to the patterns which qualify for one.
7567 * config/s390/vx-builtins.md: Likewise.
7569 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7571 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7572 types to mode iterators.
7573 (vec_double): ... and mode attribute.
7574 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7576 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7578 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7579 Change the predicate of op2 from nonimmediate to general and let
7580 reload fix it if necessary.
7582 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7584 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7586 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7588 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7591 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7593 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7594 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7595 * config/s390/s390.md ("movstr<P:mode>"): Call
7596 s390_expand_vec_movstr.
7598 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7600 * config/s390/s390.md: Add missing output modifier for operand 1
7601 to print it as address properly.
7603 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7605 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7606 * config/s390/2964.md: New file.
7607 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7608 of insn grouping attributes depending on the CPU level.
7609 (s390_get_unit_mask): New function.
7610 (s390_sched_score): Remove the OOO from the scheduling macros.
7611 Add loop to calculate a score for the instruction mix.
7612 (s390_sched_reorder): Likewise plus improve debug output.
7613 (s390_sched_variable_issue): Rename macros as above. Calculate
7614 the unit distances after actually scheduling an insn. Improve
7616 (s390_sched_init): Clear last_scheduled_unit_distance array.
7617 * config/s390/s390.md: Include 2964.md.
7619 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7622 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7623 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7624 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7625 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7626 *avx512f_<code>v8div16qi2_mask_1): New insns.
7628 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7631 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7634 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7635 earlyclobber from target. Use wF constraint for fused memory
7637 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7639 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7640 Martin Liska <mliska@suse.cz>
7643 * cfgexpand.c (asan_sanitize_stack_p): New function.
7644 (partition_stack_vars): Use the function.
7645 (expand_stack_vars): Likewise.
7646 (defer_stack_allocation): Likewise.
7647 (expand_used_vars): Likewise.
7649 2016-02-18 Richard Biener <rguenther@suse.de>
7652 * fold-const.c (operand_equal_p): Properly compare offsets for
7653 IMAGPART_EXPR and ARRAY_REF.
7655 2016-02-18 Nick Clifton <nickc@redhat.com>
7659 * config/arm/arm.c (arm_option_override_internal): Disable
7660 interworking if the target does not support thumb instructions.
7661 (arm_reload_in_hi): Handle the case where a register to register
7662 move needs reloading because there is no simple pattern to handle
7664 (arm_reload_out_hi): Likewise.
7666 2016-02-18 Richard Biener <rguenther@suse.de>
7669 * match.pd: Don't use fold_binary or fold_unary for folding
7672 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7675 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7676 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7677 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7678 warn on gimple_no_warning_p statements.
7680 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7682 * doc/extend.texi (C++ Attributes): Correct description of
7683 warn_unused type attribute.
7685 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7687 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7688 correct instruction.
7690 2016-02-17 Richard Biener <rguenther@suse.de>
7692 PR rtl-optimization/69609
7693 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7694 (find_traces_1_round): When ending a trace update cached priority
7696 (bb_to_key): Use cached priority when available.
7697 (copy_bb): Initialize cached priority.
7698 (reorder_basic_blocks_software_trace_cache): Likewise.
7700 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7703 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7705 (aarch64_comparison_operator): Break overly long line into two.
7706 (aarch64_comparison_operation): Likewise.
7707 * config/aarch64/aarch64.md (cstorecc4): Use
7708 aarch64_comparison_operator_mode instead of
7709 aarch64_comparison_operator.
7710 (cstore<mode>4): Likewise.
7711 (aarch64_cstore<mode>): Likewise.
7712 (*cstoresi_insn_uxtw): Likewise.
7713 (cstore<mode>_neg): Likewise.
7714 (*cstoresi_neg_uxtw): Likewise.
7716 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7719 * config/arm/predicates.md (arm_comparison_operator_mode):
7721 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7722 instead of arm_comparison_operator.
7723 (*mov_negscc): Likewise.
7724 (*mov_notscc): Likewise.
7725 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7726 (*thumb2_mov_negscc): Likewise.
7727 (*thumb2_mov_negscc_strict_it): Likewise.
7728 (*thumb2_mov_notscc): Likewise.
7729 (*thumb2_mov_notscc_strict_it): Likewise.
7731 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7733 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7736 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7738 * config/visium/visium.c (machine_libfunc_index): New enum.
7739 (machine_libfuncs): New structure.
7740 (visium_libfuncs): New static variable.
7741 (TARGET_INIT_LIBFUNCS): Define to...
7742 (visium_init_libfuncs): ...this. New function.
7743 (expand_block_move_4): Use the appropriate libfunc.
7744 (expand_block_move_2): Likewise.
7745 (expand_block_move_1): Likewise.
7746 (expand_block_set_4): Likewise.
7747 (expand_block_set_2): Likewise.
7748 (expand_block_set_1): Likewise.
7749 (visium_trampoline_init): Likewise.
7751 2016-02-17 Nick Clifton <nickc@redhat.com>
7753 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7754 TI's devices.csv file as of March 2016.
7756 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7759 * opts-global.c (handle_common_deferred_options): Introduce and
7760 initialize two global variables to remember command-line options
7761 specifying a stack-limiting register.
7762 * opts.h: Add extern declarations of the two new global variables.
7763 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7764 variable based on the values of the two new global variables.
7766 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7769 * common.opt (Wnonnull-compare): New warning.
7770 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7771 of arguments against NULL.
7772 (-Wnonnull-compare): Document.
7773 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7774 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7775 * passes.def (pass_warn_nonnull_compare): Add.
7776 * gimple-ssa-nonnull-compare.c: New file.
7778 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7780 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7781 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7783 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7785 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7786 reciprocal sqrt for -mlow-precision-recip-sqrt.
7788 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7789 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7791 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7792 always use lane loads to construct non-constant vectors.
7794 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7796 * config/aarch64/aarch64.md
7797 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7798 constraints for operand 3.
7799 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7801 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7802 Richard Biener <rguenther@suse.de>
7804 PR tree-optimization/69820
7805 * tree-vect-patterns.c (type_conversion_p): Return false if
7806 *orig_type is unsigned single precision or boolean.
7807 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7810 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7812 PR rtl-optimization/69764
7813 PR rtl-optimization/69771
7814 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7815 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7817 2016-02-16 Richard Biener <rguenther@suse.de>
7819 PR tree-optimization/69776
7820 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7822 (indirect_refs_may_alias_p): Likewise.
7823 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7824 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7825 according to tbaa_p.
7826 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7827 (optimize_stmt): For redundant store discovery do not allow tbaa.
7829 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7831 PR tree-optimization/69714
7832 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7833 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7835 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7837 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7838 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7839 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7840 * config/arc/arc.c (arc_init): Check FPU options.
7841 (get_arc_condition_code): Handle new CC_FPU* modes.
7842 (arc_select_cc_mode): Likewise.
7843 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7844 register pair only. Allow access for ARCv2 accumulator.
7845 (gen_compare_reg): Whenever we have FPU support use FPU compare
7847 (arc_reorg): Don't generate brcc insns when FPU compare
7848 instructions are involved.
7849 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7850 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7851 floating point emulation.
7852 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7853 (REVERSE_CONDITION): Add new CC_FPU* modes.
7854 (TARGET_FP_SP_BASE): Define.
7855 (TARGET_FP_DP_BASE): Likewise.
7856 (TARGET_FP_SP_FUSED): Likewise.
7857 (TARGET_FP_DP_FUSED): Likewise.
7858 (TARGET_FP_SP_CONV): Likewise.
7859 (TARGET_FP_DP_CONV): Likewise.
7860 (TARGET_FP_SP_SQRT): Likewise.
7861 (TARGET_FP_DP_SQRT): Likewise.
7862 (TARGET_FP_DP_AX): Likewise.
7863 * config/arc/arc.md (ARCV2_ACC): New constant.
7864 (type): New fpu type attribute.
7865 (SDF): Conditional iterator.
7866 (cstore<mode>, cbranch<mode>): Change expand condition.
7867 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7868 handles FPU/FPX cases as well.
7869 * config/arc/arc.opt (mfpu): New option.
7870 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7872 (adddf3, muldf3, subdf3): Removed.
7873 * config/arc/predicates.md (proper_comparison_operator): Recognize
7875 * config/arc/fpu.md: New file.
7876 * doc/invoke.texi (ARC Options): Document mfpu option.
7878 2016-02-16 Richard Biener <rguenther@suse.de>
7880 PR rtl-optimization/69291
7881 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7882 noce_operand_ok check.
7884 2016-02-16 Tom de Vries <tom@codesourcery.com>
7887 * omp-low.c (simd_clone_create): Remove call to
7888 symtab->call_cgraph_insertion_hooks.
7890 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7892 PR tree-optimization/69802
7893 * tree-ssa-reassoc.c (update_range_test): If op is
7894 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7895 op == 1 test of precision 1 integral op, otherwise handle
7896 that case as op itself. Fix up formatting.
7897 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7900 2016-02-16 Richard Biener <rguenther@suse.de>
7902 PR tree-optimization/69586
7903 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7904 types for conversion sources.
7906 2016-02-16 Richard Biener <rguenther@suse.de>
7909 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7910 mask OEP_ADDRESS_OF.
7912 2016-02-16 Alan Modra <amodra@gmail.com>
7915 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7916 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7917 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7919 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7920 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7921 (p8_fmrgow_<mode>): Likewise.
7922 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7924 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7925 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7926 to use movdi_internal64. Remove op0_di.
7927 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7929 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7931 Add support for the FCCMP insn types
7933 * config/aarch64/aarch64.md (fccmp): Change insn type.
7935 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7936 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7937 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7938 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7939 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7940 * config/arm/types.md (fccmps): Add new insn type.
7943 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7945 * alias.c (get_alias_set): Fix a typo in comment.
7947 2016-02-15 Richard Biener <rguenther@suse.de>
7949 PR tree-optimization/69595
7950 * match.pd: Complete range test simplification to true.
7952 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7954 PR rtl-optimization/69648
7955 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7956 pic_offset_table_rtx.
7958 PR rtl-optimization/69752
7959 * ira.c (update_equiv_regs): When looking for more than a single SET,
7960 also take other side effects into account.
7962 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7964 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7965 for z900+ CPUs in 31-bit mode.
7967 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7969 * common/config/s390/s390-common.c (s390_supports_split_stack):
7971 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7972 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7973 * config/s390/s390.c (struct machine_function): New field
7974 split_stack_varargs_pointer.
7975 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7976 in s390_emit_prologue.
7977 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7979 (morestack_ref): New global.
7980 (SPLIT_STACK_AVAILABLE): New macro.
7981 (s390_expand_split_stack_prologue): New function.
7982 (s390_live_on_entry): New function.
7983 (s390_va_start): Use split-stack vararg pointer if appropriate.
7984 (s390_asm_file_end): Emit the split-stack note sections.
7985 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7986 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7987 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7988 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7989 (split_stack_prologue): New expand.
7990 (split_stack_space_check): New expand.
7991 (split_stack_data): New insn.
7992 (split_stack_call): New expand.
7993 (split_stack_call_*): New insn.
7994 (split_stack_cond_call): New expand.
7995 (split_stack_cond_call_*): New insn.
7997 2016-02-15 Richard Biener <rguenther@suse.de>
7999 PR tree-optimization/69783
8000 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8001 Add trivially correct cases.
8003 2016-02-15 Tom de Vries <tom@codesourcery.com>
8006 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
8008 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
8010 2016-02-15 Richard Biener <rguenther@suse.de>
8012 PR tree-optimization/69776
8013 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8014 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
8015 indicate whether we can use TBAA to disambiguate against stores.
8016 Use alias-set zero if not.
8017 (visit_reference_op_store): Do not use TBAA when looking up
8019 * tree-ssa-pre.c (compute_avail): Use TBAA here.
8020 (eliminate_dom_walker::before_dom_children): But not when looking
8021 up redundant stores.
8023 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
8025 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
8027 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8029 * config/i386/znver1.md
8030 (znver1_pop, znver1_pop_mem,
8031 znver1_load_imov_double_store,
8032 znver1_load_imov_direct_store,
8033 znver1_load_imov_direct_load,
8034 znver1_load_imov_double_load): Add new.
8035 (znver1_insn, znver1_insn_load): Add icmov type.
8037 znver1_sseavx_fma_load,
8039 znver1_avx256_fma_load): Fix pipe usage.
8041 2016-02-14 Alan Modra <amodra@gmail.com>
8044 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
8045 with an invalid hard reg, reload just the reg not the entire
8046 pre/post-inc/dec address expression.
8048 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8051 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
8052 fixed R1_REG scratch reg.
8053 (sibcall_value_pcrel_fdpic): Likewise.
8055 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
8059 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8061 2016-02-12 Walter Lee <walt@tilera.com>
8063 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8064 * config/tilegx/t-tilegx: Likewise.
8066 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8069 * diagnostic-show-locus.c (struct line_span): New struct.
8070 (layout::get_first_line): Delete.
8071 (layout::get_last_line): Delete.
8072 (layout::get_num_line_spans): New member function.
8073 (layout::get_line_span): Likewise.
8074 (layout::print_heading_for_line_span_index_p): Likewise.
8075 (layout::get_expanded_location): Likewise.
8076 (layout::calculate_line_spans): Likewise.
8077 (layout::m_first_line): Delete.
8078 (layout::m_last_line): Delete.
8079 (layout::m_line_spans): New field.
8080 (layout::layout): Update comment. Replace m_first_line and
8081 m_last_line with m_line_spans, replacing their initialization
8082 with a call to calculate_line_spans.
8083 (diagnostic_show_locus): When printing source lines and
8084 annotations, rather than looping over a single span
8085 of lines, instead loop over each line_span within
8086 the layout, with an inner loop over the lines within them.
8087 Call the context's start_span callback when changing line spans.
8088 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8089 (diagnostic_build_prefix): Break out the building of the location
8090 part of the string into...
8091 (diagnostic_get_location_text): ...this new function, rewriting
8092 it from nested ternary expressions to a sequence of "if"
8094 (default_diagnostic_start_span_fn): New function.
8095 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8096 (diagnostic_context::start_span): New field.
8097 (default_diagnostic_start_span_fn): New prototype.
8099 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8102 * gcc.c (driver::finalize): Fix cleanup of "specs".
8104 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8108 * gcc.c (driver::driver): Initialize m_option_suggestions.
8109 (driver::~driver): Clean up m_option_suggestions.
8110 (suggest_option): Convert to...
8111 (driver::suggest_option): ...this, and split out into
8112 driver::build_option_suggestions and find_closest_string.
8113 (driver::build_option_suggestions): New function, from
8114 first half of suggest_option. Special-case
8115 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8116 the sanitizer_opts array. For options of enum types, add the
8117 various enum values to the candidate strings.
8118 (driver::handle_unrecognized_options): Remove "const".
8119 * gcc.h (driver::handle_unrecognized_options): Likewise.
8120 (driver::build_option_suggestions): New decl.
8121 (driver::suggest_option): New decl.
8122 (driver::m_option_suggestions): New field.
8123 * opts-common.c (add_misspelling_candidates): New function.
8124 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8125 and make non-static.
8126 * opts.h (sanitizer_opts): New array decl.
8127 (add_misspelling_candidates): New function decl.
8128 * spellcheck.c (find_closest_string): New function.
8129 * spellcheck.h (find_closest_string): New function decl.
8131 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8133 PR rtl-optimization/69764
8134 PR rtl-optimization/69771
8135 * optabs.c (expand_binop_directly): For shift_optab_p, force
8136 convert_modes with VOIDmode if xop1 has VOIDmode.
8138 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8141 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8142 to correctly determine instrumentation thunks.
8144 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8147 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8148 type by reference, force lhs on the call.
8151 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8152 Compute retval and retbnd early in all cases if split_part_return_p
8153 and return_bb is not EXIT. Remove all clobber stmts and reset
8154 all debug stmts that refer to SSA_NAMEs defined in split part,
8155 except if it is retval, in that case replace the old retval with the
8156 lhs of the call to the split part.
8158 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8161 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8164 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8165 whose result is used in PHI.
8166 (maybe_optimize_range_tests): Likewise.
8167 (final_range_test_p): Likweise.
8169 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8172 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8173 whose result is used in PHI.
8174 (maybe_optimize_range_tests): Likewise.
8175 (final_range_test_p): Likweise.
8177 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8179 * cgraph.c: Spelling fixes - behaviour -> behavior and
8180 neighbour -> neighbor.
8181 * target.def: Likewise.
8182 * sel-sched.c: Likewise.
8183 * config/mips/mips.c: Likewise.
8184 * config/arc/arc.md: Likewise.
8185 * config/arm/cortex-a57.md: Likewise.
8186 * config/arm/arm.c: Likewise.
8187 * config/arm/neon.md: Likewise.
8188 * config/arm/arm-c.c: Likewise.
8189 * config/vms/vms-c.c: Likewise.
8190 * config/s390/s390.c: Likewise.
8191 * config/i386/znver1.md: Likewise.
8192 * config/i386/i386.c: Likewise.
8193 * config/ia64/hpux-unix2003.h: Likewise.
8194 * config/msp430/msp430.md: Likewise.
8195 * config/rx/rx.c: Likewise.
8196 * config/rx/rx.md: Likewise.
8197 * config/aarch64/aarch64-simd.md: Likewise.
8198 * config/aarch64/aarch64.c: Likewise.
8199 * config/nvptx/nvptx.c: Likewise.
8200 * config/bfin/bfin.c: Likewise.
8201 * config/cris/cris.opt: Likewise.
8202 * config/rs6000/rs6000.c: Likewise.
8203 * target.h: Likewise.
8204 * spellcheck.c: Likewise.
8205 * ira-build.c: Likewise.
8206 * tree-inline.c: Likewise.
8207 * builtins.c: Likewise.
8208 * lra-constraints.c: Likewise.
8209 * explow.c: Likewise.
8210 * hwint.h: Likewise.
8211 * targhooks.c: Likewise.
8212 * tree-vect-data-refs.c: Likewise.
8214 * doc/tm.texi: Likewise.
8215 * doc/extend.texi: Likewise.
8216 * doc/install.texi: Likewise.
8217 * doc/md.texi: Likewise.
8218 * tree-ssa-tail-merge.c: Likewise.
8219 * sched-int.h: Likewise.
8220 * match.pd: Likewise.
8221 * sched-ebb.c: Likewise.
8222 * target.def (omit_struct_return_reg): Likewise.
8223 * gimple-ssa-isolate-paths.c: Likewise.
8224 (find_implicit_erroneous_behaviour): Renamed to...
8225 (find_implicit_erroneous_behavior): ... this.
8226 (find_explicit_erroneous_behaviour): Renamed to...
8227 (find_explicit_erroneous_behavior): ... this.
8228 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8230 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8232 PR rtl-optimization/64682
8233 PR rtl-optimization/69567
8234 PR rtl-optimization/69737
8235 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8236 in I2 as well, just lose it.
8238 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8240 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8242 (aarch64_last_printed_tune_string): Likewise.
8243 (aarch64_declare_function_name): Only output .arch assembler
8244 directive if it will be different from the previously output
8245 directive. Same for .tune comment but only if -dA is set.
8246 (aarch64_start_file): New function.
8247 (TARGET_ASM_FILE_START): Define.
8249 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8252 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8254 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8257 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8258 -Wmaybe-uninitialized warning.
8260 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8263 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8265 2016-02-11 Richard Biener <rguenther@suse.de>
8267 PR rtl-optimization/69291
8268 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8269 subexpressions affected by changing the result.
8271 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8274 * lra-constraints.c (curr_insn_transform): Find in/out operands
8275 for secondary memory moves. Update dups.
8277 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8279 PR tree-optimization/69652
8280 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8281 to nested loop, did source re-formatting, skip debug statements,
8282 add check on statement with volatile operand, remove dead scalar
8285 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8286 Patrick Palka <ppalka@gcc.gnu.org>
8290 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8291 calls if the return type is TREE_ADDRESSABLE.
8292 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8293 * ipa-split.c (split_function): Fix doubled "we" in comment.
8294 Use void return type for the split part even if
8295 !split_point->split_part_set_retval.
8297 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8299 PR tree-optimization/68021
8300 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8301 when computing the value of biv cand by itself.
8303 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8305 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8306 (cortexa57_tunings): Likewise.
8307 (cortexa72_tunings): Likewise.
8308 (arch_macro_fusion_pair_p): Add support for AES fusion.
8309 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8310 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8311 Allow virtual registers before reload so early scheduling works.
8312 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8313 correct latency and pipeline.
8314 (cortex_a57_crypto_complex): Likewise.
8315 (cortex_a57_crypto_xor): Likewise.
8316 (define_bypass): Add AES bypass.
8318 2016-02-10 Richard Biener <rguenther@suse.de>
8320 PR tree-optimization/69726
8321 * passes.def: Add DCE pass before late uninit.
8322 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8323 really fixup if-conversions job.
8325 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8327 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8328 (arm_cortex_a57_tune): Likewise.
8329 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8330 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8332 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8334 * timevar.def (TV_PHASE_DBGINFO): Delete.
8335 (TV_PHASE_CHECK_DBGINFO): Likewise.
8336 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8338 2016-02-10 Richard Biener <rguenther@suse.de>
8340 PR tree-optimization/69719
8341 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8342 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8344 2016-02-09 Andrew Pinski <apinski@cavium.com>
8347 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8348 get_vcond_mask_icode returns false.
8350 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8353 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8354 an ADDIS that adds a pointer to a large constant that sets the
8355 upper16 bits with a load operation.
8357 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8360 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8362 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8364 (vzipq_s16): Likewise.
8365 (vzipq_s32): Likewise.
8366 (vzipq_f32): Likewise.
8367 (vzipq_u8): Likewise.
8368 (vzipq_u16): Likewise.
8369 (vzipq_u32): Likewise.
8370 (vzipq_p8): Likewise.
8371 (vzipq_p16): Likewise.
8373 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8376 * config/arm/arm.c (neon_endian_lane_map): New function.
8377 (neon_vector_pair_endian_lane_map): New function.
8378 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8379 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8381 (vuzpq_s16): Likewise.
8382 (vuzpq_s32): Likewise.
8383 (vuzpq_f32): Likewise.
8384 (vuzpq_u8): Likewise.
8385 (vuzpq_u16): Likewise.
8386 (vuzpq_u32): Likewise.
8387 (vuzpq_p8): Likewise.
8388 (vuzpq_p16): Likewise.
8390 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8393 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8396 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8399 truncate const_int operand 1 to QImode.
8401 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8403 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8404 corresponding to an abnormal edge.
8406 2016-02-09 Tom de Vries <tom@codesourcery.com>
8408 PR tree-optimization/69599
8409 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8411 (find_func_aliases_for_builtin_call, find_func_clobbers)
8412 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8415 2016-02-09 Richard Biener <rguenther@suse.de>
8417 PR tree-optimization/69715
8418 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8419 LHS on calls as non-rewritable.
8421 2016-02-09 Tom de Vries <tom@codesourcery.com>
8424 * lto-wrapper.c (append_diag_options): New function.
8425 (compile_offload_image): Call append_diag_options.
8427 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8430 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8431 Minor copy-edit to fix verb tenses.
8433 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8435 PR tree-optimization/69209
8436 * ipa-split.c (split_function): If split part is not
8437 returning retval, retval has gimple type but is not
8438 gimple value, force it into a SSA_NAME first.
8440 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8442 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8445 2016-02-08 Jason Merrill <jason@redhat.com>
8448 * convert.c (convert_to_integer_1): Check dofold on truncation
8450 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8451 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8452 Rename from *_nofold.
8453 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8454 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8456 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8459 * tree.c (build_common_tree_nodes): Remove short_double argument.
8460 All callers changed.
8461 * tree.h (build_common_tree_nodes): Adjust declaration.
8462 * doc/invoke.texi (-fshort-double): Remove documentation.
8463 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8464 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8465 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8466 (append_linker_options): Don't handle OPT_fshort_double.
8468 PR rtl-optimization/68730
8469 * lra-remat.c (insn_to_cand_activation): New static variable.
8470 (lra_remat): Allocate and free it.
8471 (create_cand): New arg activation. Initialize a field in
8472 insn_to_cand_activation if it is nonnull.
8473 (create_cands): Pass the activation insn to create_cand when making
8474 a candidate involving an output reload. Reorganize code a little.
8475 (do_remat): Keep track of active status of candidates in a separate
8478 2016-02-08 Richard Biener <rguenther@suse.de>
8480 PR tree-optimization/69719
8481 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8482 Properly use absolute of the difference of the two offsets to
8483 compare or adjust the segment length.
8485 2016-02-08 Richard Biener <rguenther@suse.de>
8486 Jeff Law <law@redhat.com>
8489 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8490 types for anonymous SSA names.
8492 2016-02-08 Richard Biener <rguenther@suse.de>
8494 PR rtl-optimization/69274
8495 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8497 2016-02-08 Jeff Law <law@redhat.com>
8499 PR tree-optimization/65917
8500 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8501 equivalences from if (x == y) style conditionals.
8502 (loop_depth_of_name): Remove.
8503 (record_equality): Remove loop depth check.
8504 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8505 (const_and_copies::record_const_or_copy_raw): New member function.
8506 * tree-ssa-scopedtables.c
8507 (const_and_copies::record_const_or_copy_raw): New, factored out of
8508 (const_and_copies::record_const_or_copy): Call new member function.
8510 2016-02-05 Jeff Law <law@redhat.com>
8512 PR tree-optimization/68541
8513 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8514 (count_stmts_in_block): New function.
8515 (poor_ifcvt_candidate_code): Likewise.
8516 (is_feasible_trace): Add some heuristics to determine when path
8517 splitting is profitable.
8518 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8519 is a diamond with a single exit.
8521 2016-02-05 Martin Sebor <msebor@redhat.com>
8524 * doc/invoke.texi: Update -Wplacement-new to take an optional
8527 2016-02-06 Richard Henderson <rth@redhat.com>
8530 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8531 out of non-standard address spaces.
8533 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8535 PR rtl-optimization/69691
8536 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8538 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8540 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8541 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8542 (*ieee128_mfvsrd_64bit): Likewise.
8543 (*ieee128_mfvsrd_32bit): Likewise.
8545 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8549 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8551 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8552 instrumented_version.
8554 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8556 * doc/invoke.texi (Optimize Options): In table of --param options
8557 rename second occurrence of tracer-min-branch-ratio to
8558 tracer-min-branch-probability, rename
8559 tracer-min-branch-ratio-feedback to
8560 tracer-min-branch-probability-feedback and clarify description,
8561 rename sched-spec-state-edge-prob-cutoff to
8562 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8563 to selsched-insns-to-rename, rename lto-minpartition to
8564 lto-min-partition, delete reorder-blocks-duplicate and
8565 reorder-blocks-duplicate-feedback.
8567 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8569 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8572 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8574 * doc/extend.texi: S/390: Correct some typos.
8576 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8578 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8580 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8583 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8584 (s390_register_info_gprtofpr): Use new macros above.
8585 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8587 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8588 its name. Adjust restore and save gpr ranges.
8589 (s390_register_info_set_ranges): New function.
8590 (s390_register_info): Use new macros above. Call
8591 s390_register_info_set_ranges.
8592 (s390_optimize_register_info): Likewise.
8593 (s390_hard_regno_rename_ok): Use new macros.
8594 (s390_hard_regno_scratch_ok): Likewise.
8595 (s390_emit_epilogue): Likewise.
8596 (s390_can_use_return_insn): Likewise.
8597 (s390_optimize_prologue): Likewise.
8598 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8600 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8603 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8605 (ix86_option_override_internal): Disable TARGET_STV even for
8606 -m{incoming,preferred}-stack-boundary=3.
8608 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8610 * config.gcc: Mark deprecated rtems targets as obsolete.
8612 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8614 PR rtl-optimization/64682
8615 PR rtl-optimization/69567
8616 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8617 before I2 only if the register is both used and set in I2.
8619 2016-02-04 DJ Delorie <dj@redhat.com>
8621 * config/msp430/msp430.c (msp430_start_function): Add function type.
8623 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8626 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8628 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8630 PR rtl-optimization/69577
8632 2015-10-29 Richard Henderson <rth@redhat.com>
8636 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8637 sse check to the exact conditions of PR 67609.
8639 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8642 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8643 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8644 not allowed into the traditional Altivec registers.
8645 (movtd_64bit_nodm): Likewise.
8646 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8648 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8650 * config/aarch64/cortex-a57-fma-steering.c
8651 (aarch64_register_fma_steering): Remove "static" from arguments
8654 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8657 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8660 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8662 * doc/invoke.texi: Delete -mno-fma4.
8664 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8666 PR rtl-optimization/69577
8667 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8668 (find_subregs_of_mode): Update accordingly. Iterate over partial
8671 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8673 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8674 * config/arm/arm.c (neon_reinterpret): Remove.
8675 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8676 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8677 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8678 vreinterpretti): Remove.
8679 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8680 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8681 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8682 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8683 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8684 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8685 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8686 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8687 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8688 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8689 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8690 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8691 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8692 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8693 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8694 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8695 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8696 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8697 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8698 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8699 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8700 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8701 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8702 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8703 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8704 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8705 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8706 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8707 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8708 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8709 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8710 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8711 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8712 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8713 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8714 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8715 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8716 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8717 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8718 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8719 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8720 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8721 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8722 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8723 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8724 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8725 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8726 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8727 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8728 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8729 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8730 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8731 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8732 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8733 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8734 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8735 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8736 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8737 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8738 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8739 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8740 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8741 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8742 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8743 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8744 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8745 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8746 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8747 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8748 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8749 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8750 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8751 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8752 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8753 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8754 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8755 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8756 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8757 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8758 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8759 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8760 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8761 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8762 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8763 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8764 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8765 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8766 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8767 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8768 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8769 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8770 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8771 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8772 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8773 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8774 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8775 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8776 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8777 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8778 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8779 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8780 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8781 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8783 2016-02-04 Martin Liska <mliska@suse.cz>
8786 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8787 that are gimple_store_p.
8788 (maybe_instrument_call): Likewise.
8790 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8792 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8793 register scaling out of memory reference and comment why.
8795 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8799 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8800 folding the source of a SET.
8802 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8806 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8807 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8809 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8813 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8816 2016-02-04 Christian Bruel <christian.bruel@st.com>
8818 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8819 * config/arm/arm.c (arm_set_current_function): Likewise.
8821 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8822 Ilya Enkovich <enkovich.gnu@gmail.com>
8823 H.J. Lu <hongjiu.lu@intel.com>
8826 * config/i386/i386.c (convert_scalars_to_vector): Remove
8827 stack alignment fixes.
8828 (ix86_option_override_internal): Disable TARGET_STV if stack
8829 might not be aligned enough.
8830 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8832 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8834 * gcc/config/i386/x86-tune.def: Disable default prefetching
8837 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8838 Vladimir Makarov <vmakarov@redhat.com>
8841 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8842 in validating fused toc addresses.
8844 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8847 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8848 range->m_caret fields if range->m_show_caret_p is false.
8851 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8852 Force oldval into register if it does not satisfy reg_or_short_operand
8853 predicate. Fix up formatting.
8855 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8856 Alexandre Oliva <aoliva@redhat.com>
8859 * lra-constraints.c (simplify_operand_subreg): Check additionally
8860 address validity after potential reloading.
8861 (process_address_1): Check insns validity. In case of failure do
8864 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8867 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8870 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8872 * wide-int.cc (canonize_uhwi): New function.
8873 (wi::divmod_internal): Use it.
8875 2016-02-02 James Norris <jnorris@codesourcery.com
8877 * gimplify.c (omp_notice_variable): Add usage check.
8879 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8881 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8882 like LE, GE, LT, GT when emitting relational operator.
8884 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8886 * ira-costs.c (find_costs_and_classes): Add extra argument.
8887 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8888 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8889 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8890 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8891 Add best_class parameter, and return it if not ALL_REGS.
8892 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8894 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8897 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8899 * config/aarch64/aarch64.c
8900 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8901 (aarch64_ira_change_pseudo_allocno_class): New function.
8903 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8906 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8908 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8910 * config/avr/avr.c (avr_option_override): Set
8911 PARAM_ALLOW_STORE_DATA_RACES to 1.
8913 2016-02-02 Richard Biener <rguenther@suse.de>
8915 PR tree-optimization/69595
8916 * match.pd: Add range test simplifications to true/false.
8918 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8920 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8921 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8924 2016-02-02 Richard Biener <rguenther@suse.de>
8926 PR tree-optimization/69606
8927 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8928 info on the result before moving a stmt.
8930 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8933 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8934 branch with vector comparison.
8935 * config/i386/sse.md (VI48_AVX): New mode iterator.
8936 (define_expand "cbranch<mode>4): Add support for conditional branch
8937 with vector comparison.
8938 * tree-vect-loop.c (optimize_mask_stores): New function.
8939 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8940 has_mask_store field of vect_info.
8941 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8942 vectorized loops having masked stores after vec_info destroy.
8943 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8944 correspondent macros.
8945 (optimize_mask_stores): Add prototype.
8947 2016-02-02 Alan Modra <amodra@gmail.com>
8950 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8953 2016-02-02 Alan Modra <amodra@gmail.com>
8956 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8957 whenever toc_label_name used.
8958 (rs6000_file_start): Don't set up toc section here,
8959 (rs6000_output_function_epilogue): do so here instead,
8960 (rs6000_xcoff_file_start): and here.
8961 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8962 (load_toc_aix_di): Likewise.
8964 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8966 PR rtl-optimization/69592
8967 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8968 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8969 (num_sign_bit_copies_binary_arith_p): New inline function.
8970 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8972 2016-02-01 Jeff Law <law@redhat.com>
8974 PR tree-optimization/69580
8975 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8976 * tree-ssa-threadbackward.c
8977 (fsm_find_control_statement_thread_paths): Do not try to walk
8978 through large PHI nodes.
8980 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8982 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8983 when count is incremented above limit, don't analyze further
8986 * omp-low.c (oacc_parse_default_dims): Avoid
8987 -Wsign-compare warning, make sure value fits into int
8988 rather than just unsigned int.
8990 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8992 PR tree-optimization/67921
8993 * fold-const.c (split_tree): New parameters. Convert pointer
8994 type variable part to proper type before negating.
8995 (fold_binary_loc): Pass new arguments to split_tree.
8997 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8999 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
9000 (nvptx_goacc_validate_dims): Extend to handle global defaults.
9001 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
9002 * doc/tm.texti: Rebuilt.
9003 * doc/invoke.texi (fopenacc-dim): Document.
9004 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
9005 (append_compiler_options): Likewise.
9006 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
9007 (oacc_parse_default_dims): New.
9008 (oacc_validate_dims): Add USED arg. Select non-unity default when
9010 (oacc_loop_fixed_partitions): Return mask of used partitions.
9011 (oacc_loop_auto_partitions): Emit dump info.
9012 (oacc_loop_partition): Return mask of used partitions.
9013 (execute_oacc_device_lower): Parse default dimension arg. Adjust
9014 loop partitioning and validation calls.
9016 2016-02-01 Richard Biener <rguenther@suse.de>
9019 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
9021 2016-02-01 Richard Biener <rguenther@suse.de>
9023 PR tree-optimization/69574
9024 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
9025 of asserting return chrec_dont_know.
9027 2016-02-01 Martin Liska <mliska@suse.cz>
9029 * mem-stats-traits.h: Add copyright header.
9030 * mem-stats.h: Likewise.
9032 2016-02-01 Richard Biener <rguenther@suse.de>
9034 PR tree-optimization/69579
9035 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
9036 Do not propagate through abnormal PHI results.
9038 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
9040 * postreload.c (reload_cse_simplify): Remove dead code.
9042 2016-02-01 Jakub Jelinek <jakub@redhat.com>
9044 PR rtl-optimization/69570
9045 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
9046 if there is more than one set, not if there is a single set.
9048 2016-02-01 Richard Henderson <rth@redhat.com>
9051 * combine.c (make_compound_operation): When looking through a
9052 subreg, make sure to re-extend to the width of the outer mode.
9054 2016-01-30 Jakub Jelinek <jakub@redhat.com>
9056 PR tree-optimization/69546
9057 * wide-int.cc (wi::divmod_internal): For unsigned division
9058 where both operands fit into uhwi, if o1 is 1 and o0 has
9059 msb set, if divident_prec is larger than bits per hwi,
9060 clear another quotient word and return 2 instead of 1.
9061 Similarly for remainder with msb in HWI set, if dividend_prec
9062 is larger than bits per hwi.
9064 2016-01-29 Martin Jambor <mjambor@suse.cz>
9066 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9067 Use short lowercase names.
9068 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9069 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9070 acq_rel one. Protect warning agains segfaults if
9071 get_memory_order_name returns NULL.
9072 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9073 with release semantics. Do not warn if get_memory_order already did.
9074 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9075 semantics. Fix check for relaxed or acquire semantics. Do not warn
9076 if get_memory_order already did.
9078 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9080 * doc/install.texi: Document that isl-0.16 is supported.
9082 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9085 * config/i386/constraints.md (Bm): Describe as special memory
9087 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9088 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9089 * genpreds.c (struct constraint_data): Add is_special_memory.
9090 (have_special_memory_constraints, special_memory_start): New
9092 (special_memory_end): Ditto.
9093 (add_constraint): Add new arg is_special_memory. Add code to
9094 process its true value. Update have_special_memory_constraints.
9095 (process_define_constraint): Pass the new arg.
9096 (process_define_register_constraint): Ditto.
9097 (choose_enum_order): Process special memory.
9098 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9099 function insn_extra_special_memory_constraint.
9100 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9101 * gensupport.c (process_rtx): Process
9102 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9103 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9104 * ira-lives.c (single_reg_class): Use
9105 insn_extra_special_memory_constraint.
9106 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9107 * lra-constraints.c (process_alt_operands): Ditto.
9108 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9109 * recog.c (asm_operand_ok, preprocess_constraints): Process
9111 * reload.c (find_reloads): Ditto.
9112 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9113 * stmt.c (parse_input_constraint): Use
9114 insn_extra_special_memory_constraint.
9116 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9119 * lra-splill.c (lra_final_code_change): Revert r229087 by
9120 removing all sub-registers.
9122 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9125 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9127 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9130 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9131 SSE1, copy target into the temporary reg first before recursing
9134 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9136 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9139 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9141 * ginclude/stdarg.h: Test __cplusplus instead of
9142 __GXX_EXPERIMENTAL_CXX0X__.
9144 2016-01-29 Richard Biener <rguenther@suse.de>
9146 PR tree-optimization/69547
9147 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9148 Do not mark clobbers necessary.
9149 (mark_all_reaching_defs_necessary_1): Likewise.
9151 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9153 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9154 declaration name with %qs and print it in both error messages.
9155 Also fix indentation.
9157 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9160 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9161 trailing blank line from error message.
9163 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9166 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9169 2016-01-29 Richard Biener <rguenther@suse.de>
9172 * match.pd: Allow all integral types when simplifying a
9173 widening or sign-changing conversion.
9175 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9177 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9178 back to setting codegen_error to fail codegen.
9180 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9183 * config/i386/constraints.md (C): Only accept constant zero operand.
9184 (BC): New constraint.
9185 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9186 instead of C constraint.
9187 * doc/md.texi (Machine Constraints): Update description
9190 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9193 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9195 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9198 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9201 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9203 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9204 branches if using guessed profile.
9206 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9208 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9210 2016-01-28 Richard Henderson <rth@redhat.com>
9213 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9214 * config/aarch64/aarch64-protos.h: Update.
9215 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9216 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9217 (aarch64_get_condition_code_1): Handle CC_Cmode.
9218 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9219 (*add<mode>3_compareC_cconly_imm): New.
9220 (*add<mode>3_compareC_cconly): New.
9221 (*add<mode>3_compareC_imm): New.
9222 (add<mode>3_compareC): New.
9223 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9224 to be first. Use aarch64_carry_operation.
9225 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9226 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9227 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9228 (subti3): Use subdi3_compare1.
9229 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9230 (sub<mode>3_compare1): New.
9231 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9232 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9233 (*subsi3_carryin_uxtw): Likewise.
9234 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9235 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9236 * config/aarch64/iterators.md (DWI): New.
9237 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9238 (aarch64_borrow_operation): New.
9240 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9242 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9243 message when isl does not return a valid schedule.
9245 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9247 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9248 Remove comments from class declarations: they are already in the code
9251 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9253 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9255 (ternary_op_to_tree): Same.
9256 (unary_op_to_tree): Same.
9257 (nary_op_to_tree): Same.
9258 (gcc_expression_from_isl_expr_op): Same.
9259 (gcc_expression_from_isl_expression): Same.
9260 (graphite_create_new_loop): Same.
9261 (graphite_create_new_loop_guard): Same.
9262 (build_iv_mapping): Same.
9263 (graphite_create_new_guard): Same.
9264 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9265 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9267 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9269 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9270 instead of setting codegen_error to fail codegen.
9272 2016-01-28 Jason Merrill <jason@redhat.com>
9274 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9276 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9278 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9279 Remove CONST_INT_P check in CCMP cost calculation.
9281 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9283 * config/aarch64/aarch64.c (generic_vector_cost):
9284 Set vec_permute_cost.
9285 (cortexa57_vector_cost): Likewise.
9286 (exynosm1_vector_cost): Likewise.
9287 (xgene1_vector_cost): Likewise.
9288 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9289 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9290 Add vec_permute_cost entry.
9292 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9294 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9296 (add<mode>3_compare0): Likewise.
9297 (addsi3_compare0_uxtw): Likewise.
9298 (add<mode>3nr_compare0): Likewise.
9299 (compare_neg<mode>): Likewise.
9300 (<optab><mode>3): Likewise.
9302 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9304 * tree-vect-stmts.c (vectorizable_comparison): Add
9305 NULL check for vectype.
9307 2016-01-28 Richard Biener <rguenther@suse.de>
9309 PR tree-optimization/69466
9310 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9311 Account for PHIs we couldn't duplicate.
9313 2016-01-28 Martin Liska <mliska@suse.cz>
9316 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9317 instead of ENABLE_VALGRIND_CHECKING.
9319 2016-01-27 Richard Henderson <rth@redhat.com>
9322 * lra-remat.c (subreg_regs): New.
9323 (dump_candidates_and_remat_bb_data): Dump it.
9324 (operand_to_remat): Reject if operand in subreg_regs.
9325 (set_bb_regs): Collect subreg_regs.
9326 (lra_remat): Init and free subreg_regs. Compute
9327 calculate_local_reg_remat_bb_data before create_cands.
9329 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9332 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9333 change stack_alignment_needed for __tls_get_addr call.
9335 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9337 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9339 2016-01-27 Jeff Law <law@redhat.com>
9341 PR tree-optimization/68398
9342 PR tree-optimization/69196
9343 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9344 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9345 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9346 Only count PHIs in the last block in the path. The others will
9347 const/copy propagate away. Add heuristic to allow more irreducible
9348 subloops to be created when it is likely profitable to do so.
9350 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9351 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9352 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9354 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9357 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9358 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9359 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9360 * tree-streamer-in.c: Include asan.h.
9361 (streamer_get_builtin_tree): For builtins in sanitizer
9362 range call initialize_sanitizer_builtins and retry.
9364 2016-01-27 Ian Lance Taylor <iant@google.com>
9366 * common.opt (fkeep-gc-roots-live): New undocumented option.
9367 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9368 -fkeep-gc-roots-live, skip pointers.
9369 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9372 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9376 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9378 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9381 * configure.ac: NetBSD provides SSP in its C library.
9382 * configure: Updated.
9384 2016-01-27 Richard Biener <rguenther@suse.de>
9386 PR tree-optimization/69166
9387 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9388 reduction code for commutativity / associativity.
9390 2016-01-27 Martin Jambor <mjambor@suse.cz>
9392 PR tree-optimization/69355
9393 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9394 total_scalarization fails.
9396 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9398 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9401 2016-01-27 Christian Bruel <christian.bruel@st.com>
9404 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9405 Move arm_reset_previous_fndecl and set_target_option_current_node in
9406 the conditional part. Call save_restore_target_globals.
9407 * config/arm/arm.c (arm_set_current_function):
9408 Refactor to better support #pragma target and attribute mix.
9409 Call save_restore_target_globals.
9410 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9412 2016-01-27 Martin Liska <mliska@suse.cz>
9414 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9415 reference for an HSA kernel and its host function.
9417 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9419 PR tree-optimization/69399
9420 * wide-int.h (wi::lrshift): For larger precisions, only
9421 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9423 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9425 * config/arc/predicates.md (proper_comparison_operator): Reject
9426 constant-constant comparison.
9428 2016-01-26 Tom de Vries <tom@codesourcery.com>
9430 PR tree-optimization/69110
9431 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9432 DR_NUM_DIMENSIONS == 0.
9434 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9435 Sebastian Pop <s.pop@samsung.com>
9437 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9438 isl_ast_op_cond and isl_ast_op_select.
9439 (gcc_expression_from_isl_expr_op): Same.
9441 2016-01-26 Jason Merrill <jason@redhat.com>
9444 * tree.c (recompute_constructor_flags): Split out from
9446 (verify_constructor_flags): New.
9447 * tree.h: Declare them.
9449 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9451 PR rtl-optimization/69217
9452 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9453 are no TYPE_FIELDS set for the record type.
9455 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9458 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9459 toc_label_name unconditionally.
9460 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9461 SYMBOL_REF string. Use toc_label_name instead of constructing
9463 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9464 constructing LCTOC1.
9466 2016-01-26 Martin Sebor <msebor@redhat.com>
9469 * doc/extend.texi (Common Type Attributes): Move text that talks about
9470 attribute packed from attribute aligned to the section discussing
9471 the former attribute for clarity.
9473 2016-01-26 Richard Henderson <rth@redhat.com>
9476 * trans-mem.c (tm_region_init): Mark entry block as visited.
9478 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9481 * diagnostic-show-locus.c (layout::print_source_line): Replace
9482 call to pp_newline with call to layout::print_newline.
9483 (layout::print_annotation_line): Likewise.
9484 (layout::move_to_column): Likewise.
9485 (layout::print_any_fixits): After printing any fixits, print a
9486 trailing newline, if necessary.
9487 (layout::print_newline): New method, resetting any colorization
9489 (diagnostic_show_locus): Move the pp_newline to before the
9490 early bailout. Remove dummy block enclosing the layout instance.
9491 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9492 of pp_newline_and_flush with pp_flush.
9493 (diagnostic_append_note): Delete use of pp_newline.
9494 (diagnostic_append_note_at_rich_loc): Delete.
9495 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9496 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9497 when newline characters are added to the buffer.
9499 2016-01-26 Michael Matz <matz@suse.de>
9501 * configure.ac (ac_cv_std_swap_in_utility): New test.
9502 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9503 * configure: Regenerate.
9504 * config.in: Regenerate.
9506 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9508 * config/arc/arc.md (cstoresi4): Force operand into register.
9509 (arcset<code>): Fix predicate.
9510 (arcsetltu): Likewise.
9511 (arcsetgeu): Likewise.
9512 (arcsethi): Likewise.
9513 (arcsetls): Likewise.
9515 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9517 PR tree-optimization/69483
9518 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9519 if base has error_mark_node type.
9521 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9524 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9525 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9527 (vget_lane_f16): Handle big-endian.
9528 (vgetq_lane_f16): Likewise.
9529 (vset_lane_f16): Likewise.
9530 (vsetq_lane_f16): Likewise.
9531 * config/arm/iterators.md (VQXMOV): Add V8HF.
9532 (VDQ): Add V4HF and V8HF.
9533 (V_reg): Handle V4HF and V8HF.
9534 (Is_float_mode): Likewise.
9535 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9536 neon_vdup_nv8hf): New patterns.
9537 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9538 Use VD_LANE iterator.
9539 (neon_vld1_dup<mode>): Use VQ2 iterator.
9541 2016-01-26 Nathan Sidwell <nathan@acm.org>
9543 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9544 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9545 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9546 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9547 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9548 (oacc_validate_dims): Add LEVEL arg, don't return level.
9549 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9551 (execute_oacc_device_lower): Adjust, add more dump output.
9552 * tree-ssa-loop.c (gate_oacc_kernels): Use
9553 oacc_fn_attrib_kernels_p.
9554 * tree-parloops.c (create_parallel_loop): Adjust
9555 set_oacc_fn_attrib call.
9557 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9560 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9561 (append_compiler_options): Handle -fcilkplus.
9562 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9564 2016-01-26 Nick Clifton <nickc@redhat.com>
9567 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9568 been marked as DECL_ONE_ONLY but we do not the means to make it
9569 so, then do not allow it to bind locally.
9571 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9574 * opts.h (parse_sanitizer_options): New prototype.
9575 * opts.c (sanitizer_opts): New array.
9576 (parse_sanitizer_options): New function.
9577 (common_handle_option): Use parse_sanitizer_options.
9579 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9582 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9583 alignment adjustment to ...
9584 (ix86_update_stack_boundary): Here. Don't over-align stack for
9586 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9587 if __tls_get_addr is called.
9589 2016-01-26 Christian Bruel <christian.bruel@st.com>
9591 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9593 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9595 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9597 2016-01-26 Richard Biener <rguenther@suse.de>
9600 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9602 2016-01-26 Richard Biener <rguenther@suse.de>
9604 PR tree-optimization/69452
9605 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9606 (move_computations_dom_walker::before_dom_children): Rename
9608 (move_computations_worker): This.
9609 (move_computations): Perform an RPO rather than a DOM walk.
9611 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9614 * combine.c (combine_instructions): For REG_EQUAL note with
9615 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9616 to the underlying register.
9617 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9618 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9620 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9623 * config/aarch64/aarch64-builtins.c
9624 (aarch64_init_simd_builtin_types): Do not set structural
9625 equality to __Poly{8,16,64,128}_t types.
9627 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9629 PR tree-optimization/69400
9630 * wide-int.cc (wi_pack): Take the precision as argument and
9631 perform canonicalization here rather than in the callers.
9632 Use the main loop to handle all full-width HWIs. Add a
9633 zero HWI if in_len isn't a full result.
9634 (wi::divmod_internal): Update accordingly.
9635 (wi::mul_internal): Likewise. Simplify.
9637 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9638 Sebastian Pop <s.pop@samsung.com>
9640 * graphite-poly.c (apply_poly_transforms): Simplify.
9641 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9642 (print_isl_map): Same.
9643 (print_isl_union_map): Same.
9644 (print_isl_schedule): New.
9645 (debug_isl_schedule): New.
9646 * graphite-dependences.c (scop_get_reads): Do not call
9647 isl_union_map_add_map that is undocumented isl functionality.
9648 (scop_get_must_writes): Same.
9649 (scop_get_may_writes): Same.
9650 (scop_get_original_schedule): Remove.
9651 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9652 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9653 (compute_deps): Remove.
9654 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9655 (debug_schedule_ast): New.
9656 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9657 set_separate_option.
9658 (graphite_regenerate_ast_isl): Add dump.
9659 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9660 from scop->transformed_schedule.
9661 (graphite_regenerate_ast_isl): Add more dump.
9662 * graphite-optimize-isl.c (optimize_isl): Set
9663 scop->transformed_schedule. Check whether schedules are equal.
9664 (apply_poly_transforms): Move here.
9665 * graphite-poly.c (apply_poly_transforms): ... from here.
9666 (free_poly_bb): Static.
9667 (free_scop): Static.
9668 (pbb_number_of_iterations_at_time): Remove.
9669 (print_isl_ast): New.
9670 (debug_isl_ast): New.
9671 (debug_scop_pbb): New.
9672 * graphite-scop-detection.c (print_edge): Move.
9674 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9675 (build_scop_scattering): Remove.
9676 (create_pw_aff_from_tree): Assert instead of bailing out.
9677 (add_condition_to_pbb): Remove unused code, do not fail.
9678 (add_conditions_to_domain): Same.
9679 (add_conditions_to_constraints): Remove.
9680 (build_scop_context): New.
9681 (add_iter_domain_dimension): New.
9682 (build_iteration_domains): Initialize pbb->iterators.
9683 Call add_conditions_to_domain.
9686 (index_outermost_in_loop): New.
9687 (index_pbb_in_loop): New.
9688 (outermost_pbb_in): New.
9689 (add_in_sequence): New.
9690 (add_outer_projection): New.
9691 (outer_projection_mupa): New.
9692 (add_loop_schedule): New.
9693 (build_schedule_pbb): New.
9694 (build_schedule_loop): New.
9695 (embed_in_surrounding_loops): New.
9696 (build_schedule_loop_nest): New.
9697 (build_original_schedule): New.
9698 (build_poly_scop): Call build_original_schedule.
9699 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9700 (free_poly_dr): Remove.
9701 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9702 (free_poly_bb): Remove.
9703 (debug_loop_vec): Remove.
9704 (print_isl_ast): Declare.
9705 (debug_isl_ast): Declare.
9706 (scop_do_interchange): Remove.
9707 (scop_do_strip_mine): Remove.
9708 (scop_do_block): Remove.
9709 (flatten_all_loops): Remove.
9710 (optimize_isl): Remove.
9711 (pbb_number_of_iterations_at_time): Remove.
9712 (debug_scop_pbb): Declare.
9713 (print_schedule_ast): Declare.
9714 (debug_schedule_ast): Declare.
9715 (struct scop): Remove schedule. Add original_schedule,
9716 transformed_schedule.
9717 (free_gimple_poly_bb): Remove.
9718 (print_generated_program): Remove.
9719 (debug_generated_program): Remove.
9720 (unify_scattering_dimensions): Remove.
9721 * sese.c (print_edge): ... here.
9722 (print_sese): ... here.
9723 (debug_edge): ... here.
9724 (debug_sese): ... here.
9725 * sese.h (print_edge): Declare.
9726 (print_sese): Declare.
9727 (dump_edge): Declare.
9728 (dump_sese): Declare.
9730 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9731 Sebastian Pop <s.pop@samsung.com>
9733 * Makefile.in: Set ISLVER in site.exp.
9735 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9737 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9738 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9739 through DECL_VALUE_EXPR for expansion.
9741 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9743 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9744 the frame info after reload completed.
9746 2016-01-25 Jeff Law <law@redhat.com>
9748 PR tree-optimization/69196
9749 PR tree-optimization/68398
9750 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9751 tree-ssa-threadupdate.c.
9752 (determine_bb_domination_status): Prototype
9753 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9754 (determine_bb_domination_status): No longer static.
9755 (valid_jump_thread_path): Remove code to detect characteristics
9756 of the jump thread path not associated with correctness.
9757 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9758 Correct test for thread path length. Count PHIs for real operands as
9759 statements that need to be copied. Do not count ASSERT_EXPRs.
9760 Look at all the blocks in the thread path. Compute and selectively
9761 filter thread paths based on threading through the latch, threading
9762 a multiway branch or crossing a multiway branch.
9764 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9766 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9767 decl with __attribute__ ((unused)) annotation.
9769 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9772 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9773 of operands is compatible with a statement vectype.
9775 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9777 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9778 improve wording for mixed storage order support.
9780 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9782 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9783 (vcvt_u64_f64): Likewise.
9784 (vcvta_s64_f64): Likewise.
9785 (vcvta_u64_f64): Likewise.
9786 (vcvtm_s64_f64): Likewise.
9787 (vcvtm_u64_f64): Likewise.
9788 (vcvtn_s64_f64): Likewise.
9789 (vcvtn_u64_f64): Likewise.
9790 (vcvtp_s64_f64): Likewise.
9791 (vcvtp_u64_f64): Likewise.
9793 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9795 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9796 (arc_init): Check validity mll64 option.
9797 (arc_save_restore): Use double load/store instruction.
9798 (arc_expand_movmem): Likewise.
9799 (arc_split_move): Don't split if we have double load/store
9800 instructions. Returns a boolean.
9801 (arc_process_double_reg_moves): Change function to return boolean
9802 instead of a sequence of instructions.
9803 (arc_dwarf_register_span): New function.
9804 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9805 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9806 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9807 (*movdf_insn): Likewise.
9808 * config/arc/arc.opt (mll64): New option.
9809 * config/arc/predicates.md (even_register_operand): New predicate.
9810 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9812 2016-01-25 Richard Biener <rguenther@suse.de>
9815 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9816 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9818 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9820 2016-01-25 Richard Biener <rguenther@suse.de>
9822 PR tree-optimization/69376
9823 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9825 (VN_INFO_ANTI_RANGE_P): New inline.
9826 (VN_INFO_RANGE_TYPE): Likewise.
9827 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9828 SSA_NAME_ANTI_RANGE_P.
9829 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9830 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9831 Properly query VN_INFO_RANGE_TYPE.
9833 2016-01-25 Nick Clifton <nickc@redhat.com>
9836 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9838 2016-01-23 Tom de Vries <tom@codesourcery.com>
9840 PR tree-optimization/69426
9841 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9844 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9846 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9847 "the the" with "the" in the comments.
9848 * ipa-devirt.c (build_type_inheritance_graph,
9849 update_type_inheritance_graph): Likewise.
9850 * tree.c (build_function_type_list_1): Likewise.
9851 * cfgloopmanip.c (scale_loop_profile): Likewise.
9852 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9853 * gimple-ssa-split-paths.c
9854 (find_block_to_duplicate_for_splitting_paths): Likewise.
9855 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9856 * expr.c (convert_move): Likewise.
9857 * var-tracking.c (vt_stack_adjustments): Likewise.
9858 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9859 * tree-vrp.c (test_for_singularity): Likewise.
9861 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9862 directly instead of building a temporary tree.
9865 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9866 remove <algorithm> include.
9868 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9871 * config/i386/i386.c: Include dojump.h.
9872 (expand_small_movmem_or_setmem,
9873 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9875 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9876 if dynamic_check != -1.
9878 2016-01-21 Jeff Law <law@redhat.com>
9881 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9882 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9883 into dominated_by_p.
9884 (cprop_into_successor_phis): Avoid unnecessary tests.
9886 2016-01-22 Richard Henderson <rth@redhat.com>
9889 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9890 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9892 2016-01-22 Michael Matz <matz@suse.de>
9894 * system.h (string, algorithm): Include only conditionally.
9895 (new): Include always under C++.
9896 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9897 * final.c (toplevel): Ditto.
9898 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9899 * genconditions.c (write_header): Make gencondmd.c define
9901 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9903 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9904 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9906 2016-01-22 Christian Bruel <christian.bruel@st.com>
9909 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9911 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9914 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9915 define_insn_and_split. Ensure operands[1] and operands[0] do not
9916 get assigned the same register.
9918 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9920 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9922 2016-01-22 Christian Bruel <christian.bruel@st.com>
9924 * config/arm/arm-c.c (arm_pragma_target_parse):
9925 Remove warn_builtin_macro_redefined overwrite.
9927 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9929 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9930 flag_non_call_exceptions compatibility.
9932 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9935 * dwarf2out.c (add_child_die_after): New function.
9936 (dwarf_qual_info_t): New type.
9937 (dwarf_qual_info): New variable.
9938 (qualified_die_p): New function.
9939 (modified_type_die): For -fdebug-types-section, ensure
9940 canonical order of qualifiers. Put qualified DIEs adjacent
9941 to the corresponding non-qualified type DIE and search there
9942 for existing qualified DIEs.
9944 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9946 * doc/extend.texi (scalar_storage_order type attribute): Document
9947 restriction on type punning and aliasing, and remove future tense.
9949 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9952 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9955 2016-01-21 Jeff Law <law@redhat.com>
9958 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9959 useless call to record_temporary_equivalences.
9960 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9961 allocate 10 slots in the bb_path vector and let it grow as needed.
9962 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9965 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9967 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9969 * configure: Regenerate.
9971 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9973 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9974 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9976 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9979 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9980 drop EXPAND_INITIALIZER.
9981 * rtl.h (contains_symbolic_reference_p): Declare.
9982 * rtlanal.c (contains_symbolic_reference_p): New function.
9983 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9984 a subtraction into a NOT if symbolic constants are involved.
9986 2016-01-21 Anton Blanchard <anton@samba.org>
9987 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9990 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9992 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9995 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9997 * config/microblaze/microblaze.c
9998 (get_branch_target): New.
9999 (insert_wic_for_ilb_runout): New.
10001 (microblaze_machine_dependent_reorg): New.
10002 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
10003 * config/microblaze/microblaze.md
10004 (UNSPEC_IPREFETCH): Define.
10005 (iprefetch): New pattern
10006 * config/microblaze/microblaze.opt
10007 (mxl-prefetch): New flag.
10009 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
10011 * config/microblaze/microblaze.h
10012 (FIXED_REGISTERS): Update in macro.
10013 (CALL_USED_REGISTERS): Update in macro.
10015 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
10017 PR rtl-optimization/68920
10018 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
10021 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
10023 PR rtl-optimization/68990
10024 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
10025 pseudo instead of inheritance ones.
10027 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10028 Nick Clifton <nickc@redhat.com>
10032 * config/mips/mips.c (mips_compute_frame_info): Initialise
10033 args_size and hard_frame_pointer_offset fields of the frame
10034 structure before calling mips_global_pointer.
10036 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
10038 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
10040 * configure: Regenerate.
10042 2016-01-21 Richard Biener <rguenther@suse.de>
10044 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
10046 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10048 * config/s390/s390.c (s390_asm_declare_function_size): Add code
10049 to actually emit the .size directive.
10051 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
10052 Jakub Jelinek <jakub@redhat.com>
10056 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
10057 args array size by one to avoid buffer overflow.
10059 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10061 * config/s390/s390.md (pool_section_start): Use switch_to_section
10062 to select proper read-only data section instead of hardcoding
10064 (pool_section_end): Use switch_to_section to match the above.
10066 2016-01-21 Richard Biener <rguenther@suse.de>
10068 PR tree-optimization/69378
10069 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10070 (set_ssa_val_to): Use it for dominance checks taking into
10071 account not executable edges.
10073 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10076 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10077 for bitsize instead of GET_MODE_PRECISION (mode).
10079 2016-01-20 Martin Sebor <msebor@redhat.com>
10082 * extend.texi (__sync Builtins): Clarify the semantics of
10083 __sync_fetch_and_OP built-ins on pointers.
10084 (__atomic Builtins): Same.
10086 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10087 Sebastian Pop <s.pop@samsung.com>
10089 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10090 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10091 (is_valid_rename): Same.
10092 (translate_isl_ast_to_gimple::get_rename): Same.
10093 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10094 (translate_isl_ast_to_gimple::rename_uses): Same.
10095 (get_new_name): Check for close_phi nodes.
10096 (copy_loop_phi_args): Use phi_node_kind.
10097 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10098 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10100 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10101 Sebastian Pop <s.pop@samsung.com>
10103 Revert commit r229783.
10104 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10105 Remove use of parameter_rename_map.
10106 (copy_def): Remove.
10107 (copy_internal_parameters): Remove.
10108 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10109 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10110 (free_sese_info): Do not free parameter_rename_map.
10111 (set_rename): Do not use parameter_rename_map.
10112 (rename_uses): Update call to set_rename.
10113 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10114 * sese.h (parameter_rename_map_t): Remove.
10115 (struct sese_info_t): Remove field parameter_rename_map.
10117 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10118 Sebastian Pop <s.pop@samsung.com>
10120 * graphite-isl-ast-to-gimple.c: Fix comment.
10121 * graphite-scop-detection.c (defined_in_loop_p): New.
10122 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10123 names defined in loop.
10125 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10126 Sebastian Pop <s.pop@samsung.com>
10128 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10129 Discard unstructured if-then-else regions.
10131 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10132 Sebastian Pop <s.pop@samsung.com>
10134 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10135 (cleanup_loop_iter_dom): Remove.
10136 (build_loop_iteration_domains): Remove.
10137 (build_scop_context): Remove.
10138 (build_scop_iteration_domain): Remove.
10139 (add_loop_constraints): New.
10140 (build_iteration_domains): New.
10141 (build_poly_scop): Call build_iteration_domains.
10143 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10144 Sebastian Pop <s.pop@samsung.com>
10146 * graphite-scop-detection.c
10147 (scop_detection::harmful_loop_in_region): Free dom and loops.
10148 (scop_detection::loop_body_is_valid_scop): Free bbs.
10150 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10151 Sebastian Pop <s.pop@samsung.com>
10153 * graphite-scop-detection.c (record_loop_in_sese): New.
10154 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10155 (build_scops): Remove call to build_sese_loop_nests.
10156 * sese.c (sese_record_loop): Remove.
10157 (build_sese_loop_nests): Remove.
10158 (new_sese_info): Remove region->loops.
10159 (free_sese_info): Same.
10160 * sese.h (sese_contains_loop): Same.
10161 (build_sese_loop_nests): Remove.
10162 (sese_contains_loop): Remove.
10164 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10165 Sebastian Pop <s.pop@samsung.com>
10167 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10168 loop_is_valid_in_scop.
10169 (scop_detection::harmful_stmt_in_region): Renamed
10170 harmful_loop_in_region.
10171 Call loop_is_valid_in_scop.
10173 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10174 Sebastian Pop <s.pop@samsung.com>
10176 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10179 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10180 Sebastian Pop <s.pop@samsung.com>
10182 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10183 * graphite.h (struct poly_bb): Remove field is_reduction.
10184 (PBB_IS_REDUCTION): Remove.
10186 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10187 Sebastian Pop <s.pop@samsung.com>
10189 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10190 (add_pdr_constraints): Same.
10191 (scop_get_reads): Same.
10192 (scop_get_must_writes): Same.
10193 (scop_get_may_writes): Same.
10194 (scop_get_original_schedule): Same.
10195 (extend_schedule): Same.
10196 (apply_schedule_on_deps): Same.
10197 (carries_deps): Same.
10198 (compute_deps): Same.
10199 (scop_get_dependences): Same.
10200 * graphite-isl-ast-to-gimple.c
10201 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10202 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10203 (get_schedule_for_band_list): Same.
10204 (get_schedule_map): Same.
10205 (apply_schedule_map_to_scop): Same.
10206 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10207 (build_loop_iteration_domains): Same.
10208 (add_condition_to_pbb): Same.
10209 (add_param_constraints): Same.
10210 (pdr_add_memory_accesses): Same.
10211 (pdr_add_data_dimensions): Same.
10213 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10215 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10218 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10220 * common.opt (feliminate-dwarf2-dups): Replace references to
10221 "DWARF 2" with just "DWARF".
10222 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10223 * doc/extend.texi: Likewise.
10224 * doc/cpp.texi: Likewise.
10225 * doc/invoke.texi: Likewise.
10226 (Option Summary): Add -gdwarf to list of Debugging Options.
10227 (Debugging Options): Document -gdwarf.
10228 * doc/contrib.texi: Spell "DWARF" like that.
10230 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10232 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10233 warning. Fix up formatting.
10235 PR middle-end/67653
10236 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10237 attempt to mark memory input operand addressable and
10238 call prepare_gimple_addressable in that case. Don't adjust
10239 input_location for diagnostics, use error_at instead.
10241 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10243 * config/rs6000/ppc-auxv.h: New file.
10244 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10245 (cpu_is): Likewise.
10246 (cpu_supports): Likewise.
10247 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10248 (cpu_is_info): New variable.
10249 (cpu_supports_info): Likewise.
10250 (tcb_verification_symbol): Likewise.
10251 (cpu_builtin_p): Likewise.
10252 (cpu_expand_builtin): New function.
10253 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10254 (rs6000_init_builtins): Likewise.
10255 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10256 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10257 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10258 * configure: Regenerate.
10259 * config.in: Likewise.
10260 * doc/extend.texi (PowerPC Built-in Functions): Document
10261 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10263 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10266 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10268 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10271 2016-01-20 Richard Henderson <rth@redhat.com>
10277 * tree.c (tm_define_builtin): New.
10278 (find_tm_vector_type): New.
10279 (build_tm_vector_builtins): New.
10280 (build_common_builtin_nodes): Call it.
10282 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10284 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10285 (arm_fp_ok): Likewise.
10286 (arm_fp): Likewise.
10287 (arm_crypto): Likewise.
10289 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10290 Richard Biener <rguenther@suse.de>
10292 PR tree-optimization/69328
10293 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10294 vectors have same number of elements.
10295 (vectorizable_condition): Fix masked version recognition.
10297 2016-01-20 Richard Biener <rguenther@suse.de>
10299 PR tree-optimization/69345
10300 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10301 (VN_INFO_PTR_INFO): Likewise.
10302 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10303 info when it is equal between non-dominating SSA names.
10304 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10305 Make sure to look at original SSA infos.
10307 2016-01-20 Jeff Law <law@redhat.com>
10310 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10312 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10313 (pc_or_label_operand): New predicate.
10314 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10315 tests for small integers that are 2^n - 1.
10317 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10319 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10321 2016-01-19 Jeff Law <law@redhat.com>
10323 PR middle-end/69347
10324 * tree-ssa-threadbackwards.c
10325 (fsm_find_control_statement_thread_paths): Do not try to lookup
10326 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10328 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10330 * doc/lto.texi: Remove text that says only Gold has linker plugin
10333 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10335 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10336 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10337 the DIE accordingly.
10338 (modified_type_die): Add REVERSE parameter and pass it recursively,
10339 as well as to base_type_die. Adjust presence check accordingly.
10340 (base_type_for_mode): Adjust call to modified_type_die.
10341 (add_type_attribute): Add REVERSE parameter and pass it to
10343 (generic_parameter_die): Adjust call to add_type_attribute.
10344 (add_scalar_info): Likewise.
10345 (add_subscript_info): Likewise.
10346 (gen_array_type_die): Likewise.
10347 (gen_descr_array_type_die): Likewise.
10348 (gen_entry_point_die): Likewise.
10349 (gen_enumeration_type_die): Likewise.
10350 (gen_formal_parameter_die): Likewise.
10351 (gen_subprogram_die): Likewise.
10352 (gen_variable_die ): Likewise.
10353 (gen_const_die): Likewise.
10354 (gen_field_die): Likewise.
10355 (gen_pointer_type_die): Likewise.
10356 (gen_reference_type_die): Likewise.
10357 (gen_ptr_to_mbr_type_die): Likewise.
10358 (gen_inheritance_die): Likewise.
10359 (gen_subroutine_type_die): Likewise.
10360 (gen_typedef_die): Likewise.
10361 (force_type_die): Adjust call to modified_type_die.
10363 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10365 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10366 flow throughout the file. Fix broken link to Objective-C 2.0
10368 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10371 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10373 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10375 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10378 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10379 (maybe_record_node): Record cxa_pure_virtual as the only possible
10380 target if there are not ohter candidates.
10381 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10383 2016-01-19 Richard Biener <rguenther@suse.de>
10385 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10386 (get_memory_order): Likewise.
10388 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10390 * tree-vect-stmts.c (vectorizable_store): Check
10393 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10396 * gcc.c (driver::decode_argv): Add call to
10397 init_opts_obstack before init_options_struct.
10398 * opts.c (init_opts_obstack): Remove idempotency.
10399 (init_options_struct): Replace call to init_opts_obstack
10400 with a gcc_assert to verify that it has already been called.
10401 * toplev.c (toplev::main): Add call to init_opts_obstack before
10402 calls to init_options_struct.
10403 (toplev::finalize): Move cleanup of opts_obstack next to
10404 cleanup of save_decoded_options, clearing the latter, and
10405 save_decoded_options_count.
10407 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10410 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10411 attribute to unconditional. Remove %? from output template.
10413 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10414 Jiong Wang <jiong.wang@arm.com>
10416 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10417 generated from different expand order.
10419 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10421 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10422 Add support for CCMP costing.
10424 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10426 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10427 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10428 (fccmpe<mode>): Likewise.
10429 (fcmp): Rename to fcmp and globalize pattern.
10431 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10432 (aarch64_gen_ccmp_next): Add FP support.
10434 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10436 * target.def (gen_ccmp_first): Update documentation.
10437 (gen_ccmp_next): Likewise.
10438 * doc/tm.texi (gen_ccmp_first): Update documentation.
10439 (gen_ccmp_next): Likewise.
10440 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10441 expand_ccmp_expr_1. Improve comments.
10442 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10443 (ccmp_ior<mode>): Remove pattern.
10444 (cmp<mode>): Remove expand.
10445 (cmp): Globalize pattern.
10446 (cstorecc4): Use cc_register.
10447 (mov<mode>cc): Remove ccmp_cc_register check.
10448 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10449 Simplify after removal of CC_DNE/* modes.
10450 (aarch64_ccmp_mode_to_code): Remove.
10451 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10452 In 'k' case use integer as condition.
10453 (aarch64_nzcv_codes): Remove inverted cases.
10454 (aarch64_code_to_ccmode): Remove.
10455 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10456 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10457 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10458 pattern. Return the comparison with CC register. Invert conditions
10459 when bitcode is OR.
10460 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10461 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10463 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10465 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10466 instrumented_version.
10468 2016-01-19 Richard Biener <rguenther@suse.de>
10470 PR tree-optimization/69336
10471 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10472 handled components with get_ref_base_and_extent.
10473 (equal_mem_array_ref_p): Adjust.
10475 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10478 * shrink-wrap.c: Include valtrack.h.
10479 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10480 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10481 in between insn and where it will be moved to. Call
10482 dead_debug_insert_temp.
10483 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10484 first and dead_debug_local_finish at the end.
10485 For uses and defs bitmap, handle all regs in between REGNO and
10486 END_REGNO, not just the first one.
10488 2016-01-19 Richard Biener <rguenther@suse.de>
10490 PR tree-optimization/69352
10491 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10492 (equal_mem_array_ref_p): Constrain size and max size properly.
10493 Compare the reverse flag.
10495 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10497 * ira.c (ira): Update regstat data if we deleted insns.
10499 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10501 PR rtl-optimization/68955
10502 PR rtl-optimization/64557
10503 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10504 here. Fix up formatting.
10505 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10507 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10510 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10511 assume that the node has body.
10512 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10515 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10517 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10520 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10522 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10523 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10525 2016-01-19 Martin Jambor <mjambor@suse.cz>
10526 Martin Liska <mliska@suse.cz>
10527 Michael Matz <matz@suse.de>
10529 * Makefile.in (OBJS): Add new source files.
10530 (GTFILES): Add hsa.c.
10531 * common.opt (disable_hsa): New variable.
10532 (-Whsa): New warning.
10533 * config.in (ENABLE_HSA): New.
10534 * configure.ac: Treat hsa differently from other accelerators.
10535 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10536 $enable_offloading.
10537 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10538 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10539 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10540 --with-hsa-kmt-lib.
10541 * doc/invoke.texi (-Whsa): Document.
10542 (hsa-gen-debug-stores): Likewise.
10543 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10544 to invoke offload compiler for hsa acclerator.
10545 * opts.c (common_handle_option): Determine whether HSA offloading
10546 should be performed.
10547 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10548 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10549 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10550 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10551 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10552 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10553 GF_OMP_FOR_KIND_GRID_LOOP.
10554 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10555 (pp_gimple_stmt_1): Likewise.
10556 * gimple-walk.c (walk_gimple_stmt): Likewise.
10557 * gimple.c (gimple_build_omp_grid_body): New function.
10558 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10559 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10560 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10561 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10562 GF_OMP_TEAMS_GRID_PHONY.
10563 (gimple_statement_omp_single_layout): Updated comments.
10564 (gimple_build_omp_grid_body): New function.
10565 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10566 (gimple_omp_for_grid_phony): New function.
10567 (gimple_omp_for_set_grid_phony): Likewise.
10568 (gimple_omp_parallel_grid_phony): Likewise.
10569 (gimple_omp_parallel_set_grid_phony): Likewise.
10570 (gimple_omp_teams_grid_phony): Likewise.
10571 (gimple_omp_teams_set_grid_phony): Likewise.
10572 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10573 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10574 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10575 (BUILT_IN_GOMP_TARGET): Updated type.
10576 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10577 (adjust_for_condition): New function.
10578 (get_omp_for_step_from_incr): Likewise.
10579 (extract_omp_for_data): Moved parts to adjust_for_condition and
10580 get_omp_for_step_from_incr.
10581 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10582 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10583 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10584 (scan_omp_parallel): Do not create child functions for phony
10586 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10587 (scan_omp_1_op): Checking assert we are not remapping to
10588 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10589 (parallel_needs_hsa_kernel_p): New function.
10590 (expand_parallel_call): Register apprpriate parallel child
10591 functions as HSA kernels.
10592 (grid_launch_attributes_trees): New type.
10593 (grid_attr_trees): New variable.
10594 (grid_create_kernel_launch_attr_types): New function.
10595 (grid_insert_store_range_dim): Likewise.
10596 (grid_get_kernel_launch_attributes): Likewise.
10597 (get_target_argument_identifier_1): Likewise.
10598 (get_target_argument_identifier): Likewise.
10599 (get_target_argument_value): Likewise.
10600 (push_target_argument_according_to_value): Likewise.
10601 (get_target_arguments): Likewise.
10602 (expand_omp_target): Call get_target_arguments instead of looking
10603 up for teams and thread limit.
10604 (grid_expand_omp_for_loop): New function.
10605 (grid_arg_decl_map): New type.
10606 (grid_remap_kernel_arg_accesses): New function.
10607 (grid_expand_target_kernel_body): New function.
10608 (expand_omp): Call it.
10609 (lower_omp_for): Do not emit phony constructs.
10610 (lower_omp_taskreg): Do not emit phony constructs but create for them
10611 a temporary variable receiver_decl.
10612 (lower_omp_taskreg): Do not emit phony constructs.
10613 (lower_omp_teams): Likewise.
10614 (lower_omp_grid_body): New function.
10615 (lower_omp_1): Call it.
10616 (grid_reg_assignment_to_local_var_p): New function.
10617 (grid_seq_only_contains_local_assignments): Likewise.
10618 (grid_find_single_omp_among_assignments_1): Likewise.
10619 (grid_find_single_omp_among_assignments): Likewise.
10620 (grid_find_ungridifiable_statement): Likewise.
10621 (grid_target_follows_gridifiable_pattern): Likewise.
10622 (grid_remap_prebody_decls): Likewise.
10623 (grid_copy_leading_local_assignments): Likewise.
10624 (grid_process_kernel_body_copy): Likewise.
10625 (grid_attempt_target_gridification): Likewise.
10626 (grid_gridify_all_targets_stmt): Likewise.
10627 (grid_gridify_all_targets): Likewise.
10628 (execute_lower_omp): Call grid_gridify_all_targets.
10629 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10630 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10631 (tree_omp_clause): Added union field dimension.
10632 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10633 * tree.c (omp_clause_num_ops): Added number of arguments of
10634 OMP_CLAUSE__GRIDDIM_.
10635 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10636 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10637 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10638 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10639 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10640 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10641 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10642 * tree-pass.h (make_pass_gen_hsail): Declare.
10643 (make_pass_ipa_hsa): Likewise.
10644 * ipa-hsa.c: New file.
10645 * lto-section-in.c (lto_section_name): Add hsa section name.
10646 * lto-streamer.h (lto_section_type): Add hsa section.
10647 * timevar.def (TV_IPA_HSA): New.
10648 * hsa-brig-format.h: New file.
10649 * hsa-brig.c: New file.
10650 * hsa-dump.c: Likewise.
10651 * hsa-gen.c: Likewise.
10654 * toplev.c (compile_file): Call hsa_output_brig.
10655 * hsa-regalloc.c: New file.
10657 2016-01-18 Jeff Law <law@redhat.com>
10659 PR tree-optimization/69320
10660 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10661 ranged object, do nothing if the RHS constant is not [0..1].
10662 (optimize_stmt): Comparing a boolean ranged object against a
10663 constant outside [0..1] results in a compile-time constant.
10665 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10668 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10670 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10671 (Option Summary): Update to reflect new section and moved options.
10672 (C++ Dialect Options): Move -fstats to new section.
10673 (Debugging Options): Move all dump, statistics, and other GCC
10674 developer options to new section. Rewrite section introduction
10675 and re-order remaining options to put the more basic ones first.
10676 (Optimization Options): Move -fira-verbose and -flto-report* to
10678 (Developer Options): New section incorporating moved options.
10679 * doc/cppopts.texi (-dM): Update cross-reference.
10681 2016-01-18 Richard Henderson <rth@redhat.com>
10684 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10685 operands to pseudo only if CSE is expected. Split long immediate
10686 operands only after reload, and for the stack pointer.
10687 (*add<GPI>3_pluslong): Remove.
10688 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10689 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10690 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10691 (*add<GPI>3 peepholes): New.
10692 (*add<GPI>3 splitters): New.
10693 * config/aarch64/constraints.md (Upl): New.
10694 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10696 2016-01-18 Richard Biener <rguenther@suse.de>
10698 PR tree-optimization/69297
10699 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10701 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10703 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10705 PR middle-end/68542
10706 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10707 of mixind vector and scalar types.
10708 (fold_relational_const): Add handling of vector
10709 comparison with boolean result.
10710 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10711 comparison of vector operands with boolean result for EQ/NE only.
10712 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10713 (verify_gimple_cond): Likewise.
10714 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10717 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10719 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10722 2016-01-18 Richard Biener <rguenther@suse.de>
10724 PR middle-end/69308
10725 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10727 2016-01-18 Tom de Vries <tom@codesourcery.com>
10729 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10731 2016-01-18 Tom de Vries <tom@codesourcery.com>
10733 * omp-low.c (set_oacc_fn_attrib): Make extern.
10734 * omp-low.h (set_oacc_fn_attrib): Declare.
10735 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10736 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10737 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10738 Add and handle function parameter oacc_kernels_p.
10739 (find_reduc_addr, get_omp_data_i_param): New function.
10740 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10741 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10742 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10743 Calculate dominance info. Skip loops that are not in a kernels region
10744 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10745 (pass_parallelize_loops::execute): Call parallelize_loops with
10746 oacc_kernels_p argument.
10747 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10748 New member function.
10749 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10750 * passes.def: Add argument to pass_parallelize_loops instantation.
10752 2016-01-18 Tom de Vries <tom@codesourcery.com>
10754 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10755 pass_parallelize_loops to be run outside the loop pipeline.
10757 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10759 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10760 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10762 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10765 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10766 using get_ref_base_and_extent.
10767 (equal_mem_array_ref_p): New.
10768 (hashable_expr_equal_p): Add call to previous.
10770 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10773 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10774 (sra_initialize): Allocate disqualified_constants.
10775 (sra_deinitialize): Free disqualified_constants.
10776 (disqualify_candidate): Update disqualified_constants when appropriate.
10777 (create_access): Scan for constant-pool entries as we go along.
10778 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10779 (maybe_add_sra_candidate): Allow constant-pool entries.
10780 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10781 (initialize_constant_pool_replacements): New.
10782 (sra_modify_assign): Avoid mangling assignments created by previous,
10783 and don't generate writes into constant pool.
10784 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10786 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10788 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10789 andnot instruction.
10790 (scalar_chain::convert_op): Likewise.
10791 * config/i386/i386.md (*andndi3_doubleword): New.
10793 2016-01-18 Richard Biener <rguenther@suse.de>
10795 PR tree-optimization/69170
10796 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10797 building a vector from scalar results of a pattern stmt.
10799 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10801 * haifa-sched.c (autopref_multipass_init): Work around
10802 -Wmaybe-uninitialized warning.
10804 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10806 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10807 against the constant 0.
10809 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10811 PR tree-optimization/68799
10812 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10813 look up phi candidates in the statement-candidate map.
10814 (phi_add_costs): Likewise.
10815 (record_phi_increments): Likewise.
10816 (phi_incr_cost): Likewise.
10817 (ncd_with_phi): Likewise.
10818 (all_phi_incrs_profitable): Likewise.
10820 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10822 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10823 -Wmaybe-uninitialized warning.
10825 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10827 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10828 (Option Summary): Update to reflect new section and moved options.
10829 (C++ Dialect Options): Move -fvtable-verify and related options.
10830 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10831 and profiling-related options.
10832 (Optimization Options): Move profile generation options and
10833 -fstack-protector and related options.
10834 (Instrumentation Options): New section incorporating moved options.
10835 (Code Generation Options): Move -finstrument-functions and
10836 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10838 2016-01-16 Tom de Vries <tom@codesourcery.com>
10840 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10842 2016-01-16 Tom de Vries <tom@codesourcery.com>
10844 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10846 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10848 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10849 that checks whether the table is already empty. Rename the
10850 original implementation to...
10851 (hash_table::empty_slot): ...this new private function.
10853 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10855 PR diagnostic/68899
10856 * diagnostic-show-locus.c (layout::print_source_line): Move x
10857 offset of line until after call to
10858 get_line_width_without_trailing_whitespace.
10860 2016-01-15 Jeff Law <law@redhat.com>
10862 PR tree-optimization/69270
10863 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10864 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10865 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10866 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10867 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10868 ssa_name_has_boolean_range and constant_boolean_node.
10870 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10872 PR rtl-optimization/69030
10873 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10875 (spill_pseudos): Delete debug insn for dead pseudo.
10876 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10878 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10880 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10882 (TYPES_UNOPUS): Likewise.
10883 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10884 builtin type, from UNOP to UNOPUS.
10885 (lbtruncuv4sf): Likewise.
10886 (lbtruncuv2df): Likewise.
10887 (lrounduv2sf): Likewise.
10888 (lrounduv4sf): Likewise.
10889 (lrounduv2df): Likewise.
10890 (lroundusf): Likewise.
10891 (lroundusf): Likewise.
10892 (lceiluv2sf): Likewise.
10893 (lceiluv4sf): Likewise.
10894 (lceiluv2df): Likewise.
10895 (lceilusf): Likewise.
10896 (lceiludf): Likewise.
10897 (lflooruv2sf): Likewise.
10898 (lflooruv4sf): Likewise.
10899 (lflooruv2df): Likewise.
10900 (lfloorusf): Likewise.
10901 (lfloorudf): Likewise.
10902 (lfrintnuv2sf): Likewise.
10903 (lfrintnuv4sf): Likewise.
10904 (lfrintnuv2df): Likewise.
10905 (lfrintnusf): Likewise.
10906 (lfrintnudf): Likewise.
10907 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10909 (vcvtq_u32_f32): Likewise.
10910 (vcvtq_u64_f64): Likewise.
10911 (vcvta_u32_f32): Likewise.
10912 (vcvtaq_u32_f32): Likewise.
10913 (vcvtaq_u64_f64): Likewise.
10914 (vcvtm_u32_f32): Likewise.
10915 (vcvtmq_u32_f32): Likewise.
10916 (vcvtmq_u64_f64): Likewise.
10917 (vcvtn_u32_f32): Likwise.
10918 (vcvtnq_u32_f32): Likewise.
10919 (vcvtnq_u64_f64): Likewise.
10920 (vcvtp_u32_f32): Likewise.
10921 (vcvtpq_u32_f32): Likewise.
10922 (vcvtpq_u64_f64): Likewise.
10923 (vcvtmd_u64_f64): Likewise.
10924 (vcvtms_u32_f32): Likewise.
10925 (vcvtad_u64_f64): Likewise.
10926 (vcvtas_u32_f32): Likewise.
10927 (vcvtnd_u64_f64): Likewise.
10928 (vcvtns_u32_f32): Likewise.
10929 (vcvtpd_u64_f64): Likewise.
10930 (vcvtps_u32_f32): Likewise.
10932 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10934 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10935 CSEL of zero_extended registers.
10937 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10939 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10940 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10942 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10944 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10945 false when argument string is not found in the attributes table
10948 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10951 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10952 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10953 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10954 precision estimate.
10956 2016-01-15 Richard Biener <rguenther@suse.de>
10958 PR tree-optimization/66856
10959 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10960 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10961 (vect_create_new_slp_node): Increment stmt reference count.
10962 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10963 an SLP tree before swapping operands.
10964 (vect_build_slp_tree): Likewise.
10965 (destroy_bb_vec_info): Free stmt info after SLP instances.
10966 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10967 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10968 (STMT_VINFO_NUM_SLP_USES): New macro.
10970 2016-01-15 Richard Biener <rguenther@suse.de>
10973 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10974 (add_linkage_name): ... here.
10975 (gen_typedef_die): Use add_linkage_name_raw instead of
10976 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10979 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10981 * gimplify.c (oacc_default_clause): Decode reference and pointer
10982 types for both kernels and parallel regions.
10984 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10986 PR middle-end/69246
10987 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10989 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10991 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10992 (convert_scalars_to_vector): Likewise.
10994 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10996 * doc/extend.texi (Type Traits): Fix grammar.
10998 2016-01-15 Martin Jambor <mjambor@suse.cz>
11000 * tree-inline.c (remap_decl): Use existing dclarations if
11001 remapping a type and prevent_decl_creation_for_types.
11002 (replace_locals_stmt): Do an initial remapping of non-VLA typed
11003 decls first. Do real remapping with
11004 prevent_decl_creation_for_types set.
11005 * tree-inline.h (copy_body_data): New field
11006 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
11009 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11011 * config/s390/s390.opt (mmvcle): More verbose help text.
11013 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
11015 * config/s390/s390.opt: Add period to -mzvector option text.
11017 2016-01-15 Richard Biener <rguenther@suse.de>
11019 PR tree-optimization/68961
11020 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
11021 of invariants in stores again.
11023 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
11025 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
11027 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
11029 * config/i386/i386.c (ix86_expand_branch): Don't split
11030 DI mode xor instruction to SI mode.
11032 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11035 * ipa-icf.c (sem_function::merge): Virtual functions may become
11036 reachable even if they address is not taken and there are no
11039 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
11041 * lto-streamer-out.c (subtract_estimated_size): New function.
11042 (get_symbol_initial_value): Use it.
11044 2016-01-15 Christian Bruel <christian.bruel@st.com>
11047 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
11048 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
11049 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
11050 use add_builtin_function_ext_scope instead of add_builtin_function.
11051 (neon_set_p, neon_crypto_set_p): Remove.
11052 (arm_init_builtins): Always call arm_init_neon_builtins and
11053 arm_init_crypto_builtins.
11054 (arm_expand_builtin): Check that builtins are allowed for the arch.
11055 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
11056 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
11057 arm_init_neon_builtins call.
11059 2016-01-15 Richard Biener <rguenther@suse.de>
11061 PR tree-optimization/69117
11062 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11063 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11064 of the leader conservatively.
11065 (free_scc_vn): Restore original SSA name infos.
11067 2016-01-14 Jeff Law <law@redhat.com>
11069 PR tree-optimization/69270
11070 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11071 single bit of precision, verify it's also unsigned.
11072 (record_edge_info): Use constant_boolean_node rather than fold_convert
11073 to convert boolean_true/boolean_false to the right type.
11075 2016-01-14 Richard Henderson <rth@redhat.com>
11078 * loop-doloop.c (record_reg_sets): New.
11079 (doloop_optimize): Reject the transform if the sequence
11080 clobbers registers live at the end of the loop block.
11081 (doloop_optimize_loops): Enable df_live if needed.
11083 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11085 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11086 * gcc/config/rs6000/rs6000.c: Likewise.
11087 * gcc/config/rs6000/rs6000.h: Likewise.
11088 * gcc/config/rs6000/rs6000.md: Likewise.
11089 * gcc/doc/extend.texi: Likewsie.
11091 2016-01-14 Jeff Law <law@redhat.com>
11093 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11096 2016-01-14 Richard Henderson <rth@redhat.com>
11100 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11101 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11102 instead of builtin_decl_declared_p to test for declaration.
11104 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11106 * doc/loop.texi (Loop Analysis and Representation): Document
11107 loop_depth function.
11109 2016-01-14 Tom de Vries <tom@codesourcery.com>
11111 PR tree-optimization/68773
11112 * omp-low.c (expand_omp_target): Don't set force_output.
11113 * varpool.c (varpool_node::get_create): Same.
11114 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11115 offload_funcs with force_output.
11117 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11120 * lra-eliminations.c (move_plus_up): Don't change anything if either
11121 the outer or inner subreg mode is not MODE_INT.
11122 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11123 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11125 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11127 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11128 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11129 reduc_uplus_@var{m}): Remove.
11130 * expr.c (expand_expr_real_2): Remove expansion path for
11131 reduc_[us](min|max|plus) optabs.
11132 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11133 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11134 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11135 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11136 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11137 reduc_[us](min|max|plus) optabs.
11139 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11141 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11142 (reduc_plus_scal_v2sf): New.
11143 (reduc_smax_v2sf): Rename to...
11144 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11145 (reduc_smin_v2sf): Rename to...
11146 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11148 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11150 * alias.c (compare_base_symbol_refs): New function.
11151 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11154 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11156 PR middle-end/68146
11157 PR tree-optimization/69155
11158 * tree-complex.c: Include cfganal.h.
11159 (phis_to_revisit): New variable.
11160 (extract_component): Add phiarg_p argument. Assert that returned
11161 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11162 (update_phi_components): Partly rewrite to use loop over real/imag
11163 components instead of code duplication. If extract_component returns
11164 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11165 create_tmp_reg into the PHI node instead, and mention the phi triplet
11166 in phis_to_revisit.
11167 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11168 in phis_to_revisit at the end.
11170 2016-01-14 Richard Biener <rguenther@suse.de>
11172 PR tree-optimization/68060
11173 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11174 outer loop reduction is only used in the inner loop before
11175 detecting a double reduction.
11177 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11180 * combine.c (expand_field_assignment): Punt if compute_mode is
11181 unsupported scalar mode.
11183 2016-01-14 Richard Biener <rguenther@suse.de>
11185 PR tree-optimization/66856
11186 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11187 SLP node only if it built successfully.
11188 (vect_analyze_slp_instance): Adjust.
11190 2016-01-14 Jeff Law <law@redhat.com>
11192 PR tree-optimization/69270
11193 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11194 (record_edge_info): Use it. Convert boolean_{true,false}_node
11195 to the type of op0.
11197 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11200 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11201 use block_ultimate_origin
11202 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11204 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11206 * doc/invoke.texi (Submodel Options): Rename section to
11207 "Machine-Dependent Options" to better reflect its content.
11208 Rewrite introductory text to remove archaic CPU names.
11211 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11213 * doc/invoke.texi (Code Gen Options): Move section up in file,
11214 before target-specific options. Update menu and option summary
11215 to reflect the new section ordering.
11217 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11219 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11220 (C++ Dialect Options): Add cross-reference to -std option.
11221 * doc/standards.texi (C++ Language): Document C++14 support.
11223 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11225 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11226 for pack/unpack functions for __ibm128.
11227 (PACK_IF): Likewise.
11228 (UNPACK_IF): Likewise.
11230 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11231 support for __ibm128 pack/unpack functions.
11232 (rs6000_invalid_builtin): Likewise.
11233 (rs6000_init_builtins): Likewise.
11234 (rs6000_opt_masks): Likewise.
11236 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11237 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11239 (RS6000_BTM_COMMON): Likewise.
11241 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11242 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11243 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11244 128-bit floating point. Add support for the double values to be
11245 in Altivec registers for TF/IF packing and unpacking, but restrict
11246 TD packing sub-fields to be FPR registers. Don't allow overlapped
11247 register support for packing. Allow pack inputs to be memory
11248 locations. Don't build generator functions for unpack<mode>_dm
11249 and unpack<mode>_nodm.
11250 (unpack<mode>_dm): Likewise.
11251 (unpack<mode>_nodm): Likewise.
11252 (pack<mode>): Likewise.
11254 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11255 built-in functions to pack/unpack explicit __ibm128 values.
11256 (__builtin_unpack_ibm128): Likewise.
11258 * doc/extend.texi (PowerPC Built-in Functions): Document
11259 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11261 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11264 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11265 Add new arg loc and pass it down as context.
11266 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11267 to the location to use for the warning.
11268 (check_function_arguments): New arg loc. All callers changed. Pass
11269 it to check_function_nonnull.
11270 * c-common.h (check_function_arguments): Adjust declaration.
11272 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11274 PR tree-optimization/69156
11275 * gimple.c (validate_type): Removed.
11276 (gimple_builtin_call_types_compatible_p): Use
11277 useless_type_conversion_p instead of validate_type.
11278 * value-prof.c (gimple_stringop_fixed_value): Fold
11279 icall_size to correct type.
11281 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11283 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11286 2016-01-13 Richard Henderson <rth@redhat.com>
11289 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11290 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11291 (ix86_builtin_tm_store): Remove.
11292 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11293 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11294 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11295 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11296 * doc/tm.texi: Rebuild.
11298 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11299 (BUILT_IN_TM_MEMCPY_RTWN): New.
11300 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11301 fallback from vector to integer helpers.
11302 (build_tm_load): Handle vector types directly, instead of
11304 (build_tm_store): Likewise.
11305 (expand_assign_tm): Prepare for register types not handled by
11306 the above. Copy them to memory and use memcpy.
11307 * tree.c (tm_define_builtin): New.
11308 (find_tm_vector_type): New.
11309 (build_tm_vector_builtins): New.
11310 (build_common_builtin_nodes): Call it.
11312 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11314 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11315 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11317 2016-01-13 Tom de Vries <tom@codesourcery.com>
11319 PR tree-optimization/69169
11320 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11321 handled_struct_type param.
11322 (create_variable_info_for, intra_create_variable_infos): Call
11323 create_variable_info_for_1 with extra arg.
11325 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11327 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11328 and "armv8.1-a+crc" entries.
11330 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11333 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11334 Change first operand predicate from register_or_constm1_operand
11335 to register_operand.
11336 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11337 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11338 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11339 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11340 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11341 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11342 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11343 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11344 comparison with constm1_rtx from vec_prefetch_gen part.
11346 2016-01-13 Richard Biener <rguenther@suse.de>
11348 PR tree-optimization/69013
11349 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11350 Exchange assert for a test.
11352 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11355 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11357 2016-01-13 Richard Biener <rguenther@suse.de>
11359 PR tree-optimization/69242
11360 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11361 assert with a check.
11363 2016-01-13 Richard Biener <rguenther@suse.de>
11365 PR tree-optimization/69186
11366 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11367 Properly guard vect_update_misalignment_for_peel call.
11369 2016-01-12 Jeff Law <law@redhat.com>
11371 PR tree-optimization/pr67755
11372 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11373 "need_profile_correction".
11374 (thread_block_1): Initialize new field to false by default. If we
11375 have multiple thread paths through a common joiner to different
11376 final targets, then set new field to true.
11377 (compute_path_counts): Only do count adjustment when it's really
11380 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11382 * doc/invoke.texi (Spec Files): Move section down in file, past
11383 all command-line option descriptions.
11385 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11387 PR middle-end/54809
11388 * doc/gty.texi: Remove documentation of mark_hook.
11389 * gengtype.c (struct write_types_data): Remove code to support
11390 mark_hook attribute.
11391 (walk_type): Likewise.
11392 (write_func_for_structure): Likewise.
11394 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11396 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11397 Directory Options, and -specs= to Overall Options.
11398 (Overall Options): Adjust similarly. Reorder to group related
11399 options together. Make -specs= cross-reference the spec file details.
11400 (Directory Options): Adjust similarly.
11402 2016-01-12 Jeff Law <law@redhat.com>
11404 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11406 2016-01-12 Olivier Hainque <hainque@adacore.com>
11408 * gcc.c (spec_undefvar_allowed): New global.
11409 (process_command): Set to true when running for --version or --help,
11411 (getenv_spec_function): When the variable is not defined, use the
11412 variable name as the variable value if we're allowed not to issue
11415 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11417 PR tree-optimization/68911
11418 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11419 information computed for expression "init + nit * step".
11421 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11423 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11424 about name of GCC executable. Remove deleted node from menu.
11425 (Directory Options) <-B>: Remove cross-reference to deleted node.
11426 (Target Options): Delete section.
11428 2016-01-12 Christian Bruel <christian.bruel@st.com>
11431 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11432 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11434 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11437 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11438 aligned_mem is properly set for AVX512-VL floating point masked
11442 * ifcvt.c (cond_exec_process_if_block): When removing the last
11443 insn from then_bb, remove also any possible barriers that follow it.
11445 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11449 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11450 (PTRDIFF_TYPE): Likewise.
11451 (WCHAR_TYPE): Likewise.
11452 (WCHAR_TYPE_SIZE): Likewise.
11453 (STDINT_LONG32): Likewise.
11455 2016-01-12 Richard Biener <rguenther@suse.de>
11457 PR tree-optimization/69053
11458 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11459 convert initial value for cond reductions.
11461 2016-01-12 Richard Biener <rguenther@suse.de>
11463 PR tree-optimization/69007
11464 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11465 widen_sum after dot_prod and sad.
11467 2016-01-12 Richard Biener <rguenther@suse.de>
11469 PR tree-optimization/69168
11470 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11471 pattern stmt SLP type.
11472 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11473 end up unused so cope with that case.
11475 2016-01-12 Richard Biener <rguenther@suse.de>
11477 PR tree-optimization/69157
11478 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11479 stmts def type only during analyze phase.
11480 (vectorizable_call): Likewise.
11481 (vectorizable_simd_clone_call): Likewise.
11482 (vectorizable_conversion): Likewise.
11483 (vectorizable_assignment): Likewise.
11484 (vectorizable_shift): Likewise.
11485 (vectorizable_operation): Likewise.
11486 (vectorizable_store): Likewise.
11487 (vectorizable_load): Likewise.
11489 2016-01-12 Richard Biener <rguenther@suse.de>
11491 PR tree-optimization/69174
11492 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11494 (vectorizable_load): Properly compute the number of loads needed
11495 for permuted strided SLP loads and do not spuriously assign
11496 to SLP_TREE_VEC_STMTS.
11498 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11500 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11501 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11502 (MD_EXEC_PREFIX): Remove.
11503 (MD_STARTFILE_PREFIX) Removee.
11504 (FILE_NAME_ABSOLUTE_P): Remove.
11505 (CPP_SPEC): Do not read macros from sys/version.h.
11506 (LINK_COMMAND_SPEC): Remove.
11507 (LOCAL_INCLUDE_DIR): Remove.
11508 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11509 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11510 (POST_LINK_SPEC): Define to invoke stubify after linker
11511 (LIBSTDCXX): Remove define
11512 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11513 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11514 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11515 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11516 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11517 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11518 (i386_djgpp_asm_named_section): Add propotype of new procedure
11520 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11521 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11522 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11523 in config/i386/djgpp.h).
11524 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11525 STANDARD_STARTFILE_PREFIX_1.
11526 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11527 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11528 installation errors.
11529 (MAX_OFILE_ALIGNMENT): Define to 128.
11530 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11532 * config/i386/djgpp.c: New file. Add implementation of
11533 i386_djgpp_asm_named_section.
11535 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11537 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11538 Add rule for building djgpp.o.
11540 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11542 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11543 (rtx_is_swappable_p): Reductions are swappable.
11544 (insn_is_swappable_p): V2DF reductions are swappable.
11546 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11548 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11549 reloads for other unsupported memory operands.
11551 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11552 Jim Wilson <jim.wilson@linaro.org>
11555 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11556 copy_to_mode_reg instead of force_reg.
11558 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11561 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11562 TARGET_80387 is true.
11564 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11567 * lra-eliminations.c (move_plus_up): Only move plus up
11568 if subreg of the constant can be simplified into constant
11569 and use the simplified subreg of the constant instead of
11570 the original constant.
11572 * fold-const.c (fold_convertible_p): Don't return true
11573 for conversion of VECTOR_TYPE to same sized integral type.
11574 (fold_convert_loc): Fix up formatting. Fold conversion of
11575 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11576 instead of NOP_EXPR.
11578 PR tree-optimization/69214
11579 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11580 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11583 PR tree-optimization/69207
11584 * tree-vect-slp.c (vect_get_constant_vectors): For
11585 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11586 fold_convertible_p to vector_type's element type, and always
11587 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11589 2016-01-11 Richard Biener <rguenther@suse.de>
11591 PR tree-optimization/69173
11592 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11593 fixup the cycle if all stmts are in a pattern.
11595 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11597 PR middle-end/68999
11598 * alias.c (base_alias_check): Move check for addresses with
11599 alignment ANDs before the call for compare_base_decls.
11600 (memrefs_conflict_p): Return -1 for different decls
11601 that went through alignment adjustments.
11603 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11605 PR rtl-optimization/68796
11606 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11607 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11608 and QImode comparisons against zero with CC_NZmode.
11609 * config/aarch64/iterators.md (short_mask): New mode_attr.
11611 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11613 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11614 (<avx512>_store<mode>_mask): Likewise.
11616 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11617 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11619 PR rtl-optimization/68841
11620 * ifcvt.c (struct noce_if_info): Add orig_x field.
11621 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11622 Don't record conflicts on to_rename if it's present.
11623 Allow memory destinations in sets.
11624 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11625 blocks, passing orig_x to the checks.
11626 (noce_process_if_block): Set if_info->orig_x appropriately.
11628 2016-01-11 Tom de Vries <tom@codesourcery.com>
11630 PR tree-optimization/69069
11631 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11633 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11635 PR rtl-optimization/68920
11636 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11637 of conditional moves for RTL if-conversion to 1 for
11638 TARGET_ONE_IF_CONV_INSN.
11639 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11640 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11641 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11642 parameter to restirct number of conditional moves for
11644 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11645 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11648 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11651 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11652 onepart vars. Fix typo in comment. Fix reversed condition in
11654 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11657 * var-tracking.c (dump_onepart_variable_differences): New.
11658 (dataflow_set_different): If a detailed dump is requested,
11659 delay early returns and dump differences between onepart
11660 variables present before and after, and added variables.
11662 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11665 * expr.c (expand_expr_real_1): For boolean vector constants
11666 with a scalar mode use const_scalar_mask_from_tree.
11667 (const_scalar_mask_from_tree): New.
11668 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11669 assigned to a mask type to handle constants.
11671 2016-01-11 Martin Jambor <mjambor@suse.cz>
11674 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11675 useless parameters if we cannot change function signature.
11677 2016-01-11 Martin Jambor <mjambor@suse.cz>
11680 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11683 2016-01-11 Tom de Vries <tom@codesourcery.com>
11685 PR tree-optimization/69109
11686 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11689 2016-01-11 Tom de Vries <tom@codesourcery.com>
11691 PR tree-optimization/69108
11692 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11693 res is not used in a phi.
11695 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11698 * common.opt (frandom-seed): Fix parameter name.
11699 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11701 2016-01-11 Tom de Vries <tom@codesourcery.com>
11703 PR tree-optimization/69058
11704 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11707 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11709 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11710 (mcode-density): Likewise.
11712 2016-01-10 Tom de Vries <tom@codesourcery.com>
11714 PR tree-optimization/69062
11715 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11716 (parallelize_loops): Don't paralelize loop that has phi with address
11719 2016-01-10 Tom de Vries <tom@codesourcery.com>
11721 PR tree-optimization/69039
11722 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11725 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11727 PR middle-end/68743
11728 * match.pd: Require target has function_c99_misc before doing
11729 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11731 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11733 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11735 * configure: Regenerate.
11737 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11739 PR middle-end/50865
11740 PR tree-optimization/69097
11741 * fold-const.h (expr_not_equal_to): New prototype.
11742 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11743 (expr_not_equal_to): New function.
11744 * match.pd (X % -Y is the same as X % Y): Don't optimize
11745 unless X is known not to be equal to minimum or Y is known
11746 not to be equal to -1.
11747 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11748 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11749 (simplify_stmt_using_ranges): Adjust caller.
11750 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11751 substitute_and_fold.
11753 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11755 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11758 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11760 PR tree-optimization/69167
11761 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11762 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11764 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11766 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11767 Richard Biener <rguenther@suse.de>
11769 PR tree-optimization/68707
11770 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11771 instances that can be handled via vect_load_lanes.
11773 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11775 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11776 if we can't determine address equivalence.
11777 * alias.c (compare_base_decl): Update for changed return value of
11778 symtab_node::equal_address_to.
11780 2016-01-08 Jason Merrill <jason@redhat.com>
11784 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11785 * expr.c (store_field): Not here.
11786 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11787 call with TREE_ADDRESSABLE type.
11788 * tree-cfg.c (verify_gimple_call): Adjust.
11790 2016-01-08 Olivier Hainque <hainque@adacore.com>
11792 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11795 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11797 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11798 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11799 (reduc_smin_v2sf): Rename to...
11800 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11801 (reduc_splus_v2sf): Rename to...
11802 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11804 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11806 PR tree-optimization/69162
11807 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11808 valist argument in another argument.
11809 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11810 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11811 to determine the va_list type, build a MEM_REF instead of
11812 build_fold_indirect_ref.
11814 PR tree-optimization/69172
11815 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11818 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11820 PR tree-optimization/67781
11821 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11822 and cmpnop in two steps: first the ones not accessed in original
11823 gimple expression in a endian independent way and then the ones not
11824 accessed in the final result in an endian-specific way.
11826 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11828 PR tree-optimization/69083
11829 * tree-vect-slp.c (vect_get_constant_vectors): For
11830 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11831 element type. If op is fold_convertible_p to vector_type's element
11832 type, use NOP_EXPR instead of VCE.
11834 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11836 PR rtl-optimization/67778
11837 PR rtl-optimization/68634
11838 PR rtl-optimization/68909
11839 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11840 block from the stack until done with it. Remove a superfluous
11841 bitmap set. Remove a superfluous bitmap test.
11843 2016-01-07 Martin Sebor <msebor@redhat.com>
11846 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11847 constraint on the type of arguments.
11849 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11851 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11852 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11853 unaligned_access on the gcc_options set.
11854 * config/arm/arm.c (arm_option_override_internal): Use
11855 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11857 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11860 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11861 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11863 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11866 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11869 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11870 depending on frame_pointer_needed before remaining integer and SSE
11871 registers are saved.
11873 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11876 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11878 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11881 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11882 Use the "xBm" constraint.
11883 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11885 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11886 (sse_cvtsi2ssq<round_name>): Likewise.
11887 (sse_cvtss2si<round_name>): Likewise.
11888 (sse_cvtss2siq<round_name>): Likewise.
11889 (sse2_cvtsi2sdq<round_name>): Likewise.
11890 (sse2_cvtsd2si<round_name>): Likewise.
11891 (sse2_cvtsd2siq<round_name>): Likewise.
11892 * config/i386/subst.md (round_nimm_scalar_predicate): New
11895 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11897 PR middle-end/67639
11898 * varasm.c (make_decl_rtl): Mark invalid register vars as
11901 PR rtl-optimization/66206
11902 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11903 All callers changed.
11905 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11907 PR tree-optimization/69141
11908 * tree-ssa-pre.c: Include langhooks.h.
11909 (eliminate_dom_walker::before_dom_children): Use
11910 lang_hooks.decl_printable_name instead of
11911 cgraph_node::get ()->name ().
11913 PR middle-end/68960
11914 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11915 it and DECL_ALIGN too.
11917 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11919 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11921 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11924 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11925 depending on frame_pointer_needed before remaining integer and SSE
11926 registers are saved.
11928 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11930 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11931 mode iterator with VSX_M2.
11932 (*p9_vecstore_<mode>): Likewise.
11933 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11934 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11935 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11936 (define_split for VSX_LE128 stores): Likewise.
11937 (define_peephole2 for TImode LE swaps): Likewise.
11938 (define_split for VSX_LE128 post-reload stores): Likewise.
11940 2016-01-06 Marek Polacek <polacek@redhat.com>
11943 * convert.c (convert_to_integer_1): Adjust call to
11944 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11945 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11946 EXPR instead of ARG.
11947 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11949 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11952 * doc/extend.texi (RL78 Variable Attributes): New section.
11954 2016-01-05 Marek Polacek <polacek@redhat.com>
11957 * builtins.c (get_memmodel): Use expansion point location rather than
11958 the input location. Call warning_at rather than warning.
11959 (expand_builtin_atomic_compare_exchange): Likewise.
11960 (expand_builtin_atomic_load): Likewise.
11961 (expand_builtin_atomic_store): Likewise.
11962 (expand_builtin_atomic_clear): Likewise.
11964 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11967 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11968 Replace nonimmediate_operand with vector_operand.
11969 * config/i386/predicates.md (vector_operand): New predicate.
11970 (general_vector_operand): Replace nonimmediate_operand with
11972 * config/i386/sse.md: Replace nonimmediate_operand with
11973 vector_operand and m constraint with Bm constraint on SSE
11974 patterns with 16-byte memory operand.
11975 * config/i386/subst.md (round_nimm_predicate): Replace
11976 nonimmediate_operand with vector_operand.
11977 (round_saeonly_nimm_predicate): Likewise.
11978 (round_saeonly_nimm_scalar_predicate): New.
11980 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11983 * config/i386/constraints.md (Bm): New constraint.
11984 * config/i386/predicates.md (vector_memory_operand): New
11986 * config/i386/sse.md: Replace xm with xBm in plusminus and
11987 any_logic patterns.
11989 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11992 * doc/extend.texi (V850 Function Attributes): New section.
11993 (V850 Variable Attributes): New section.
11995 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11998 * doc/extend.texi (MicroBlaze Function Attributes): Document
11999 interrupt_handler and fast_interrupt attributes.
12001 2016-01-05 Sergei Trofimovich <siarheit@google.com>
12004 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
12005 for local symbolic operands.
12006 * config/ia64/predicates.md (local_symbolic_operand64): New
12009 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12011 PR rtl-optimization/68651
12012 * combine.c (combine_simplify_rtx): Canonicalize x + x into
12015 2016-01-05 Nathan Sidwell <nathan@acm.org>
12017 * alias.c (compare_base_decls): Use symtab_node::get.
12019 2016-01-05 Nick Clifton <nickc@redhat.com>
12022 * ira-costs.c (copy_cost): Initialise the t_icode field of the
12023 secondary_reload_info structure.
12026 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
12027 decls if weak support is available.
12029 2016-01-04 Martin Sebor <msebor@redhat.com>
12031 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
12033 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12035 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12036 OPTION_MASK_P9_DFORM.
12038 * config/rs6000/constraints.md (wo constraint): New constraint for
12041 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
12043 (rs6000_init_hard_regno_mode_ok): Likewise.
12045 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
12048 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
12049 expanders not to have constraints. Add support for ISA 3.0 xxperm
12050 instruction. Add support for fusing xxlor with xxperm.
12051 (altivec_vperm_<mode>_internal): Likewise.
12052 (altivec_vperm_v8hiv16qi): Likewise.
12053 (altivec_vperm_<mode>v16q): Likewise.
12054 (altivec_vperm_<mode>_uns): Likewise.
12055 (vperm_v8hiv4si): Likewise.
12056 (vperm_v16qiv8hi): Likewise.
12058 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12060 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12062 Update copyright years.
12064 * gcc.c (process_command): Update copyright notice dates.
12065 * gcov-dump.c (print_version): Ditto.
12066 * gcov.c (print_version): Ditto.
12067 * gcov-tool.c (print_version): Ditto.
12068 * gengtype.c (create_file): Ditto.
12069 * doc/cpp.texi: Bump @copying's copyright year.
12070 * doc/cppinternals.texi: Ditto.
12071 * doc/gcc.texi: Ditto.
12072 * doc/gccint.texi: Ditto.
12073 * doc/gcov.texi: Ditto.
12074 * doc/install.texi: Ditto.
12075 * doc/invoke.texi: Ditto.
12077 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12079 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12080 modes larger than TImode as TImode if NEON is not enabled.
12082 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12085 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12086 mode for %f0-%f31 only if TARGET_FPU.
12088 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12091 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12092 to compute the PACKED_P predicate.
12093 (function_arg_record_value): Minor tweaks.
12095 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12097 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12098 option for arm*-*-* targets.
12100 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12102 * doc/extend.texi (Common Function Attributes): Move docs for
12103 MSP430-specific attributes to....
12104 (MSP430 Function Attributes): ...here. Delete the redundant
12105 entries and copy-edit the remaining text.
12106 (MSP430 Variable Attributes): Use uniform format for index
12107 entries and add a cross-reference to the corresponding function
12110 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12112 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12114 (x86 Options): Likewise.
12116 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12120 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12121 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12122 to corresponding attribute.
12124 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12126 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12127 to correct alphabetization of table. Copy-edit and correct
12129 <stack_protect>: Likewise.
12130 <target_clones>: Likewise.
12132 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12133 Correct punctuation.
12134 (Code Gen Options) <-fno-plt>: Copy-edit.
12136 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12139 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12140 SI values. Explicitly convert SI to DI and vice-versa.
12142 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12144 PR tree-optimization/69070
12145 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12146 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12149 * ubsan.c (ubsan_instrument_float_cast): Call
12150 initialize_sanitizer_builtins.
12153 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12155 Copyright (C) 2016 Free Software Foundation, Inc.
12157 Copying and distribution of this file, with or without modification,
12158 are permitted in any medium without royalty provided the copyright
12159 notice and this notice are preserved.