| blob | db31f1c15bd2f1ceaa9e03d3ef28ea68290709ff |
1 2016-05-17 Nathan Sidwell <nathan@acm.org>
3 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
8 PR tree-optimization/54579
9 PR middle-end/55299
10 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
12 2016-05-17 Marek Polacek <polacek@redhat.com>
14 PR ipa/71146
15 * tree-inline.c (expand_call_inline): Call
16 maybe_remove_unused_call_args.
18 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22 * doc/md.texi (fmin@var{m}3): Likewise.
24 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
26 * match.pd (X & C): New transformation.
28 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
30 * match.pd (~X & Y): New transformation.
32 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
34 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
35 information for new SSA_NAME.
36 (simplify_conversion_using_ranges): Get range through get_range_info
37 instead of get_value_range.
39 2016-05-17 Jiong Wang <jiong.wang@arm.com>
41 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
42 Remove inline assembly.
43 (vmvn_s16): Likewise.
44 (vmvn_s32): Likewise.
45 (vmvn_u8): Likewise.
46 (vmvn_u16): Likewise.
47 (vmvn_u32): Likewise.
48 (vmvnq_s8): Likewise.
49 (vmvnq_s16): Likewise.
50 (vmvnq_s32): Likewise.
51 (vmvnq_u8): Likewise.
52 (vmvnq_u16): Likewise.
53 (vmvnq_u32): Likewise.
54 (vmvn_p8): Likewise.
55 (vmvnq_p16): Likewise.
57 2016-05-17 Jiong Wang <jiong.wang@arm.com>
59 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
60 Use builtin.
61 (vmul_n_s16): Likewise.
62 (vmul_n_s32): Likewise.
63 (vmul_n_u16): Likewise.
64 (vmul_n_u32): Likewise.
65 (vmulq_n_f32): Likewise.
66 (vmulq_n_f64): Likewise.
67 (vmulq_n_s16): Likewise.
68 (vmulq_n_s32): Likewise.
69 (vmulq_n_u16): Likewise.
70 (vmulq_n_u32): Likewise.
72 2016-05-17 Jiong Wang <jiong.wang@arm.com>
74 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
75 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
77 2016-05-17 Jiong Wang <jiong.wang@arm.com>
79 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
80 to *aarch64_fma4_elt_from_dup<mode>.
81 (*aarch64_fnma4_elt_to_128df): Rename to
82 *aarch64_fnma4_elt_from_dup<mode>.
83 * config/aarch64/arm_neon.h (vfma_n_f64): New.
84 (vfms_n_f32): Likewise.
85 (vfms_n_f64): Likewise.
86 (vfmsq_n_f32): Likewise.
87 (vfmsq_n_f64): Likewise.
89 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
91 * wide-int.h: Change fixed_wide_int_storage from class to struct.
93 2016-05-17 Richard Biener <rguenther@suse.de>
95 PR tree-optimization/71132
96 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
97 Only add control dependences for blocks in the loop.
98 (build_rdg): Adjust.
99 (generate_code_for_partition): Return whether loop should
100 be destroyed and delay that.
101 (distribute_loop): Likewise.
102 (pass_loop_distribution::execute): Record loops to be destroyed
103 and perform delayed destroying of loops.
105 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
107 PR target/70809
108 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
110 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
112 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
114 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
116 PR target/71114
117 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
118 insertion point for instructions generated by validize_mem.
120 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
122 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
123 in brackets.
125 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
127 * config/aarch64/aarch64.c
128 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
129 rather than a macro.
131 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
133 * doc/invoke.texi (AArch64 Options): Various updates.
135 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
137 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
138 into instrumentation thunks.
139 * cif-code.def (CIF_CHKP): New.
141 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
145 2016-05-16 Martin Jambor <mjambor@suse.cz>
147 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
148 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
150 2016-05-16 Marek Polacek <polacek@redhat.com>
152 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
153 commentary.
155 2016-05-16 Martin Jambor <mjambor@suse.cz>
157 PR hsa/70857
158 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
159 the outlined kernel function.
161 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
163 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
164 (ISA_HAS_DLSA): Ditto.
166 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
168 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
170 2016-05-16 Nathan Sidwell <nathan@acm.org>
172 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
173 (nvptx_name_replacement): Restore. Add comment.
174 (write_fn_proto, write_fn_proto_from_insn,
175 nvptx_output_call_insn): Restore
176 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
178 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
180 * config/aarch64/aarch64.md
181 (add<mode>3_compareC_cconly_imm): Remove use of %w.
182 (add<mode>3_compareC_imm): Likewise.
183 (<optab>si3_uxtw): Split into register and immediate variants.
184 (andsi3_compare0_uxtw): Likewise.
185 (and<mode>3_compare0): Likewise.
186 (and<mode>3nr_compare0): Likewise.
187 (stack_protect_test_<mode>): Don't use %x for memory operands.
189 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
191 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
193 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
195 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
196 Split integer shifts into shift_reg and bfm.
197 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
198 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
199 (ror<mode>3_insn): Likewise.
200 (<optab>si3_insn_uxtw): Likewise.
201 (<optab><mode>3_insn): Change to rotate_imm.
202 (extr<mode>5_insn_alt): Likewise.
203 (extrsi5_insn_uxtw): Likewise.
204 (extrsi5_insn_uxtw_alt): Likewise.
206 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
208 * doc/tm.texi: Regenerate.
209 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
210 (TARGET_INVALID_RETURN_TYPE): Remove.
211 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
212 TARGET_INVALID_RETURN_TYPE.
213 * target.def (invalid_parameter_type): Remove.
214 (invalid_return_type): Remove.
216 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
218 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
219 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
220 calls from thunk.
221 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
222 gimple body.
223 (preserve_function_body_p): No need to preserve function body
224 * cif-codes.def (CIF_THUNK): Remove.
225 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
227 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
229 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
231 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
233 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
234 for thunks.
236 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
238 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
239 (inline_small_functions): Do not look for function symbol when
240 resetting caches.
242 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
244 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
245 of inline thunks
247 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
248 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
249 Jiong Wang <jiong.wang@arm.com>
251 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
252 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
253 Define __ARM_FP16_ARGS when appropriate.
254 * config/arm/arm.c (arm_invalid_parameter_type): Remove
255 declaration.
256 (arm_invalid_return_type): Likewise.
257 (TARGET_INVALID_PARAMETER_TYPE): Remove.
258 (TARGET_INVALID_RETURN_TYPE): Remove.
259 (aapcs_vfp_sub_candidate): Allow HFmode.
260 (aapcs_vfp_allocate): Add comment. Support HFmode.
261 (aapcs_vfp_allocate_return_reg): Likewise.
262 (struct aapcs_cp_arg_layout): Slightly reword comments for
263 is_return_candidate and allocate_return_reg.
264 (output_mov_vfp): Update assert.
265 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
266 condition.
267 (arm_invalid_parameter_type): Remove.
268 (amr_invalid_return_type): Remove.
269 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
270 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
271 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
273 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
275 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
276 * config/aarch64/arch64-protos.h
277 (aarch64_legitimize_reload_address): Remove.
278 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
279 Remove.
281 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
283 * configure.ac: Add ACX_NONCANONICAL_HOST.
284 * configure: Regenerate.
285 * Makefile.in: Set host_noncanonical.
287 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
289 PR target/71097
290 * config/i386/i386.md (*movtf_internal): Before register allocation,
291 do not allow FP constants for CM_MEDIUM memory model, allow only
292 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
293 (*movxf_internal): Ditto.
294 (*movdf_internal): Ditto.
295 (*movsf_internal): Ditto.
297 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
299 PR rtl-optimization/67483
300 * combine.c (make_compound_operation): Don't call extract_left_shift
301 with negative shift amounts.
303 2016-05-13 Jakub Jelinek <jakub@redhat.com>
305 PR bootstrap/71071
306 * fold-const.c (fold_checksum_tree): Allow modification
307 of TYPE_ALIAS_SET during folding.
309 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
310 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
311 (ix86_split_to_parts): Likewise. Fix up formatting.
313 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
315 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
316 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
317 printf format.
319 2016-05-13 Nathan Sidwell <nathan@acm.org>
321 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
322 (nvptx_name_replacement): Delete.
323 (write_fn_proto, write_fn_proto_from_insn,
324 nvptx_output_call_insn): Remove nvptx_name_replacement call.
325 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
326 * langhooks.c (add_builtin_funcction_common): Call
327 targetm.mangle_decl_assembler_name.
329 * config/nvptx/nvptx.c (write_fn_proto): Handle
330 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
332 2016-05-13 Martin Liska <mliska@suse.cz>
334 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
335 and PRIu64 in printf format.
337 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
339 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
340 comment.
342 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
344 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
345 Change --param max-completely-peeled-times to
346 --param max-completely-peel-times in dump file printing.
348 2016-05-13 Richard Biener <rguenther@suse.de>
350 PR tree-optimization/42587
351 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
352 (find_bswap_or_nop_1): Likewise.
353 (bswap_replace): Likewise.
355 2016-05-13 Martin Liska <mliska@suse.cz>
357 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
358 Initialize a variable with default value.
360 2016-05-13 Martin Liska <mliska@suse.cz>
362 * doc/invoke.texi: Enhance explanation of error recovery
363 of sanitizers.
365 2016-05-13 Martin Liska <mliska@suse.cz>
367 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
368 (struct cost_pair): Change inv_expr_id (int) to inv_expr
369 (iv_inv_expr_ent *).
370 (struct iv_inv_expr_ent): Comment struct fields.
371 (sort_iv_inv_expr_ent): New function.
372 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
373 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
374 a hash_map between iv_inv_expr_ent and number of usages.
375 (niter_for_exit): Fix coding style.
376 (tree_ssa_iv_optimize_init): Use renamed variable.
377 (determine_base_object): Fix coding style.
378 (alloc_iv): Likewise.
379 (find_interesting_uses_outside): Likewise.
380 (add_candidate_1): Likewise.
381 (add_standard_iv_candidates): Likewise.
382 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
383 (prepare_decl_rtl): Fix coding style.
384 (get_address_cost): Likewise.
385 (get_shiftadd_cost): Likewise.
386 (force_expr_to_var_cost): Likewise.
387 (compare_aff_trees): Likewise.
388 (get_expr_id): Restructure the function.
389 (get_loop_invariant_expr_id): Renamed to
390 get_loop_invariant_expr.
391 (get_computation_cost_at): Replace usage of inv_expr_id with
392 inv_expr.
393 (get_computation_cost): Likewise.
394 (determine_group_iv_cost_generic): Likewise.
395 (determine_group_iv_cost_address): Likewise.
396 (iv_period): Fix coding style.
397 (iv_elimination_compare_lt): Likewise.
398 (may_eliminate_iv): Likewise.
399 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
400 inv_expr.
401 (determine_group_iv_costs): Dump invariant expressions.
402 (iv_ca_recount_cost): Use the newly added hash_map.
403 (iv_ca_set_remove_invariants): Fix coding style.
404 (iv_ca_set_add_invariants): Fix coding style.
405 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
406 invariants.
407 (iv_ca_set_cp): Likewise.
408 (iv_ca_new): Initialize the newly added hash_map and remove
409 initialization of fields.
410 (iv_ca_free): Delete the hash_map.
411 (iv_ca_dump): Dump invariant expressions.
412 (iv_ca_extend): Fix coding style.
413 (try_add_cand_for): Likewise.
414 (create_new_ivs): Dump information about # of avg iterations and
415 # of used invariant expressions.
416 (rewrite_use_compare): Fix coding style.
417 (free_loop_data): Set default value for max_inv_expr_id.
419 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
421 * cse.c (rest_of_handle_cse): Use cleanup_cfg
422 returned value cse_cfg_altered computation.
423 (rest_of_handle_cse2): Likewise.
424 (rest_of_handle_cse_after_global_opts): Likewise.
426 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
428 PR target/53440
429 * config/arm/arm.c (arm32_output_mi_thunk): New.
430 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
431 to split Thumb1 vs TARGET_32BIT functionality.
432 (arm_thumb1_mi_thunk): New.
434 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
436 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
437 to true.
439 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
441 PR target/71080
442 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
444 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
446 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
447 (expand_builtin_trap): Emit a regular call.
448 (set_builtin_user_assembler_name): Remove obsolete cases.
449 * dse.c (scan_insn): Adjust.
450 * except.c: Include calls.h.
451 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
452 emit a regular call to setjmp.
453 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
454 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
455 (emit_block_move_via_libcall): Delete.
456 (block_move_fn): Delete.
457 (init_block_move_fn): Likewise.
458 (emit_block_move_libcall_fn): Likewise.
459 (emit_block_op_via_libcall): New function.
460 (set_storage_via_libcall): Tidy up and use memset builtin.
461 (block_clear_fn): Delete.
462 (init_block_clear_fn): Likewise.
463 (clear_storage_libcall_fn): Likewise.
464 (expand_assignment): Call emit_block_move_via_libcall.
465 Do not include gt-expr.h.
466 * expr.h (emit_block_op_via_libcall): Declare.
467 (emit_block_copy_via_libcall): New inline function.
468 (emit_block_move_via_libcall): Likewise.
469 (emit_block_comp_via_libcall): Likewise.
470 (block_clear_fn): Delete.
471 (init_block_move_fn): Likewise.
472 (init_block_clear_fn): Likewise.
473 (emit_block_move_via_libcall): Likewise.
474 (set_storage_via_libcall): Add default parameter value.
475 * libfuncs.h (enum libfunc_index): Remove obsolete values.
476 (abort_libfunc): Delete.
477 (memcpy_libfunc): Likewise.
478 (memmove_libfunc): Likewise.
479 (memcmp_libfunc): Likewise.
480 (memset_libfunc): Likewise.
481 (setbits_libfunc): Likewise.
482 (setjmp_libfunc): Likewise.
483 (longjmp_libfunc): Likewise.
484 (profile_function_entry_libfunc): Likewise.
485 (profile_function_exit_libfunc): Likewise.
486 (gcov_flush_libfunc): Likewise.
487 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
488 and DECL_VISIBILITY on the declaration.
489 (init_optabs): Do not initialize obsolete libfuncs.
490 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
491 * tree-core.h (ECF_RET1): Define.
492 (ECF_TM_PURE): Adjust.
493 (ECF_TM_BUILTIN): Likewise.
494 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
495 (build_common_builtin_nodes): Initialize abort builtin.
496 Add ECF_RET1 on memcpy, memmove and memset builtins.
497 Pass final flags for alloca and alloca_with_align builtins.
498 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
499 obsolete builtins.
500 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
501 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
502 set_storage_via_libcall and call emit_block_copy_via_libcall.
504 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (*call_got_x32): Change operand 0 to
507 DImode before it is passed to ix86_output_call_operand.
508 (*call_value_got_x32): Ditto for operand 1.
510 2016-05-12 Jiong Wang <jiong.wang@arm.com>
512 PR rtl-optimization/70904
513 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
514 reload for wide mode.
516 2016-05-12 Marek Polacek <polacek@redhat.com>
518 PR c/70756
519 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
520 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
521 * langhooks.h (incomplete_type_error): Likewise.
522 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
523 parameter, pass it down to incomplete_type_error.
524 * tree.h (size_in_bytes): New inline overload.
525 (size_in_bytes_loc): Renamed from size_in_bytes.
527 2016-05-12 Richard Biener <rguenther@suse.de>
529 PR tree-optimization/71059
530 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
531 nary before looking up or entering the expression into the VN
532 hashes.
533 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
534 Make sure to re-use NARYs without result as inserted by
535 phi-translation.
537 2016-05-12 Richard Biener <rguenther@suse.de>
539 PR tree-optimization/71062
540 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
541 field.
542 * tree-ssa-structalias.c (set_uids_in_ptset): Set
543 vars_contains_restrict if the var is a restrict tag.
544 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
545 do not disambiguate pointers against it.
546 (dump_points_to_solution): Re-structure and adjust for new
547 vars_contains_restrict flag.
548 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
550 2016-05-12 Martin Liska <mliska@suse.cz>
552 * doc/invoke.texi: Explain connection between
553 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
555 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
557 PR tree-optimization/71006
558 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
559 consider COND_EXPR as a mask producer.
561 2016-05-12 Marek Polacek <polacek@redhat.com>
563 PR driver/71063
564 * opts.c (common_handle_option): Detect missing argument for --help^.
566 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
568 PR target/70830
569 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
570 when popping the PC and within an interrupt handler routine.
571 Add missing tab to output of "ldmfd".
572 (output_return_instruction): Output LDMFD with SP update rather
573 than POP when returning from interrupt handler.
575 2016-05-12 Jakub Jelinek <jakub@redhat.com>
577 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
578 TARGET_64BIT && TARGET_AVX512DQ.
579 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
580 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
581 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
582 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
583 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
584 (*vec_extractv4si_zext): Add avx512dq alternative.
585 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
586 use v instead of x constraint in other alternatives where possible.
588 * config/i386/sse.md (sse2_loadld): Use v instead of x
589 constraint in alternatives 0,1,4.
591 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
592 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
593 v constraints instead of x and <pinsr_evex_isa> isa attribute.
595 PR target/71019
596 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
597 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
598 is not emitted unless TARGET_AVX512BW.
599 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
600 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
601 for the result operand.
603 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
604 constraint instead of x in avx alternatives. Use maybe_evex instead
605 of vex prefix.
607 * config/i386/constraints.md (Yv): New constraint.
608 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
609 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
610 * config/i386/i386.md (avx512fvecmode): New mode attr.
611 (*pushtf): Use v constraint instead of x.
612 (*movtf_internal): Likewise. For TARGET_AVX512VL and
613 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
614 (*absneg<mode>2): Use Yv constraint instead of x constraint.
615 (*absnegtf2_sse): Likewise.
616 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
617 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
618 avx512f alternatives.
619 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
621 2016-05-12 Richard Biener <rguenther@suse.de>
623 PR tree-optimization/71060
624 * tree-data-ref.c (initialize_data_dependence_relation): Do not
625 require exact match of DR_BASE_OBJECT but only matching address and
626 type.
628 2016-05-12 Richard Biener <rguenther@suse.de>
630 PR tree-optimization/70986
631 * cfganal.c: Include cfgloop.h.
632 (dfs_find_deadend): Prefer to take edges exiting loops.
634 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
636 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
637 compile and run time.
639 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
641 PR c/43651
642 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
644 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
646 * config/i386/i386.c (legitimize_pic_address): Use
647 copy_to_suggested_reg instead of gen_movsi.
649 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
651 * config/rs6000/predicates.md (quad_memory_operand): Move most of
652 the code into quad_address_p and call it to share code with
653 vsx_quad_dform_memory_operand.
654 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
655 d-form support.
656 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
657 bit instead of being a separate word. Split -mpower9-dform into
658 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
659 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
660 for the register class supporting 128-bit quad word memory offsets.
661 (mode_supports_vsx_dform_quad): Helper function to return if the
662 register class uses quad word memory offsets.
663 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
664 (rs6000_debug_reg_global): Always print if we are using LRA or not.
665 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
666 instructions are enabled, set up the appropriate addr_masks for
667 128-bit types.
668 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
669 -mpower9-dform-scalar, instead of -mpower9-dform.
670 (rs6000_option_override_internal): Split -mpower9-dform into two
671 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
672 -mpower9-dform switch sets or clears both. If we are not using
673 the LRA register allocator, do not enable -mpower9-dform-vector by
674 default. If we are using LRA, enable -mpower9-dform-vector and
675 -mvsx-timode if it is appropriate. Issue a warning if either
676 -mpower9-dform-vector or -mvsx-timode are explicitly used without
677 enabling LRA.
678 (quad_address_offset_p): New helper function to return if the
679 offset is legal for quad word memory instructions.
680 (quad_address_p): New function to determin if GPR or vector
681 register quad word memory addresses are legal.
682 (mem_operand_gpr): Validate quad word address offsets.
683 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
684 d-form (register + offset) instructions.
685 (offsettable_ok_by_alignment): Likewise.
686 (rs6000_legitimate_offset_address_p): Likewise.
687 (legitimate_lo_sum_address_p): Likewise.
688 (rs6000_legitimize_address): Likewise.
689 (rs6000_legitimize_reload_address): Add more debug statements for
690 -mdebug=addr.
691 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
692 d-form instructions.
693 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
694 d-form instructions. Distinguish different cases in debug
695 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
696 d-form instructions.
697 (rs6000_preferred_reload_class): Likewise.
698 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
699 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
700 of the ISA 2.06 indexed memory instructions.
701 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
702 use them to save/restore the saved vector registers instead of
703 using Altivec instructions.
704 (rs6000_emit_epilogue): Likewise.
705 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
706 (rs6000_opt_masks): Split -mpower9-dform into
707 -mpower9-dform-scalar and -mpower9-dform-vector.
708 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
709 was not selected.
710 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
711 ISA 3.0 vector indexed memory instructions, and fold the code into
712 the normal mov<mode> patterns.
713 (p9_vecstore_<mode>): Likewise.
714 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
715 instructions.
716 (vsx_movti_64bit): Likewise.
717 (vsx_movti_32bit): Likewise.
718 * config/rs6000/constraints.md (wO constraint): New constraint for
719 ISA 3.0 vector d-form support.
720 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
721 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
722 include -mpower9-dform-vector until we switch over to LRA.
723 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
724 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
725 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
726 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
727 for -mpower9-dform and -mlra.
728 * doc/md.texi (wO constraint): Document wO constraint.
730 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
732 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
733 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
734 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
735 Move handling of non-insn arguments inline into the sole user:
736 (output_trans_func): ...here.
737 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
738 in emitted function prototype.
739 (output_internal_insn_latency_func): Ditto. Simplify.
740 (output_internal_maximal_insn_latency_func): Ditto. Delete
741 always-unused argument.
742 (output_insn_latency_func): Ditto.
743 (output_maximal_insn_latency_func): Ditto.
745 2016-05-11 Richard Biener <rguenther@suse.de>
747 PR tree-optimization/71055
748 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
749 sth with precision not equal to access size verify we don't chop
750 off bits.
752 2016-05-11 Richard Biener <rguenther@suse.de>
754 PR debug/71057
755 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
756 (dwarf2out_finish): Move retry_incomplete_types call ...
757 (dwarf2out_early_finish): ... here.
759 2016-05-11 Richard Biener <rguenther@suse.de>
761 PR middle-end/71002
762 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
763 if the langhook insists on it.
764 * fold-const.c (make_bit_field_ref): Add arg for the original
765 reference and preserve its alias-set.
766 (decode_field_reference): Take exp by reference and adjust it
767 to the original memory reference.
768 (optimize_bit_field_compare): Adjust callers.
769 (fold_truth_andor_1): Likewise.
770 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
772 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
774 PR middle-end/70807
775 * cfgrtl.h (delete_insn_and_edges): Now return bool.
776 * cfgrtl.c (delete_insn_and_edges): Likewise.
777 * config/i386/i386.c (convert_scalars_to_vector): Remove
778 redundant code.
779 * cse.c (cse_insn): Compute cse_cfg_altered.
780 (delete_trivially_dead_insns): Likewise.
781 (cse_cc_succs): Likewise.
782 (rest_of_handle_cse): Free dominance info if required.
783 (rest_of_handle_cse2): Likewise.
784 (rest_of_handle_cse_after_global_opts): Likewise.
786 2016-05-11 Alan Modra <amodra@gmail.com>
788 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
789 abi_v4_pass_in_fpr): New functions.
790 (rs6000_function_arg_boundary): Exclude complex IBM long double
791 from 64-bit alignment when ABI_V4.
792 (rs6000_function_arg, rs6000_function_arg_advance_1,
793 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
795 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
797 PR rtl-optimization/71028
798 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
799 jump with just a return in the fallthrough block if the branch
800 block contains just a return as well.
802 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
804 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
805 * match.pd ((X & Y) ^ Y): ... this.
806 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
807 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
809 2016-05-10 David Malcolm <dmalcolm@redhat.com>
811 * read-md.c (require_char_ws): New function.
812 (read_string): Simplify using require_char_ws.
813 (handle_constants): Likewise.
814 (handle_enum): Likewise.
815 (handle_file): Likewise.
816 * read-md.h (require_char_ws): New declaration.
817 * read-rtl.c (read_conditions): Simplify using require_char_ws.
818 (read_mapping): Likewise.
819 (read_rtx_code): Likewise.
820 (read_nested_rtx): Likewise.
822 2016-05-10 James Norris <jnorris@codesourcery.com>
824 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
825 if offloading is enabled and -fopenacc or -fopenmp is specified.
826 (CRTOFFLOADEND): Likewise.
827 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
828 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
830 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
833 gotoff_operand code paths. Use copy_to_suggested_regs and
834 expand_simple_binop where appropriate. Cleanup.
836 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
838 PR target/70799
839 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
840 integer constants.
841 (dimode_scalar_chain::vector_const_cost): New.
842 (dimode_scalar_chain::compute_convert_gain): Handle constants.
843 (dimode_scalar_chain::convert_op): Likewise.
844 (dimode_scalar_chain::convert_insn): Likewise.
846 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
848 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
849 unary operation, not a binary one.
851 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
853 PR middle-end/70877
854 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
855 calls with type casted fndecl.
857 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
859 PR tree-optimization/70786
860 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
861 * gcc/calls.c (initialize_argument_information): Bind bounds
862 with corresponding args passed by reference.
864 2016-05-10 Jakub Jelinek <jakub@redhat.com>
866 PR target/70927
867 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
868 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
869 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
870 accordingly.
872 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
874 PR target/70963
875 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
876 code for a zero scale factor.
877 (vsx_xvcvdpuxds_scale): Likewise.
879 2016-05-10 David Malcolm <dmalcolm@redhat.com>
881 * diagnostic-show-locus.c (layout::layout): Call show_ruler
882 if show_ruler_p was set on the context.
883 (layout::show_ruler): New method.
884 * diagnostic.h (struct diagnostic_context): Add field
885 "show_ruler_p".
887 2016-05-10 Richard Biener <rguenther@suse.de>
889 PR tree-optimization/71039
890 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
891 (chk_uses): New function.
892 (propagate_with_phi): Verify we can safely replicate the lhs of an
893 aggregate assignment on all incoming edges.
895 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
897 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
898 Forward declare.
899 (rx_atomic_sequence): New class.
900 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
901 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
902 non-inline.
903 (rx_atomic_sequence::rx_atomic_sequence,
904 rx_atomic_sequence::~rx_atomic_sequence): New functions.
905 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
906 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
907 CTRLREG_INTB): New constants.
908 (FETCHOP): New code iterator.
909 (fethcop_name, fetchop_name2): New iterator code attributes.
910 (QIHI): New mode iterator.
911 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
912 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
913 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
915 2016-05-10 Martin Liska <mliska@suse.cz>
917 * tree-inline.c (remap_dependence_clique): Do not remap
918 debugging statements.
920 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
922 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
923 ("*fixuns_truncdfdi2_z13")
924 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
925 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
926 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
928 2016-05-10 Richard Biener <rguenther@suse.de>
930 PR tree-optimization/70497
931 PR tree-optimization/28367
932 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
933 split out from ...
934 (visit_reference_op_load): ... here.
935 (vn_reference_lookup_3): Use it to handle subreg-like accesses
936 with simplified BIT_FIELD_REFs.
937 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
938 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
939 correctly.
941 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
943 * dwarf2out.c (add_abstract_origin_attribute): Adjust
944 documentation comment. For BLOCK nodes, add a
945 DW_AT_abstract_origin attribute that points to the DIE generated
946 for the origin BLOCK.
947 (gen_lexical_block_die): Call add_abstract_origin_attribute for
948 blocks from inlined functions.
950 2016-05-10 Alan Modra <amodra@gmail.com>
952 PR target/70947
953 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
954 regrename modifying insns saving lr before __morestack call.
955 * config/rs6000/rs6000.md (split_stack_return): Similarly for
956 insns restoring lr after __morestack call.
958 2016-05-09 Jakub Jelinek <jakub@redhat.com>
960 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
961 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
962 expanders.
963 * config/i386/sse.md (vec_interleave_high<mode>,
964 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
965 <avx512>_vpermt2var<mode>3_maskz): Likewise.
967 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
969 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
970 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
971 parallel reassociation for power8 and forward.
973 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
975 * config/i386/i386.md (absneg splitters with general regs): Use
976 general_reg_operand predicate.
977 (btsq peephole2): Use x86_64_immediate_operand to check if new
978 value is suitable for immediate operand. Generate emitted insn
979 using RTL expressions.
980 (btcq peephole2): Ditto.
981 (btrq peephole2): Ditto. Generate correct immediate operand
982 for AND masking.
984 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
986 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
987 bitpos.
989 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
991 * tree-affine.c (wide_int_constant_multiple_p): Add missing
992 pointer dereference.
994 2016-05-09 Richard Biener <rguenther@suse.de>
996 PR tree-optimization/70985
997 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
998 op0 isn't a gimple register.
1000 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
1002 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
1003 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
1004 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
1005 (i6400_fpu_mult): New cpu units.
1006 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
1007 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
1008 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
1009 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
1010 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
1011 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
1012 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
1013 (i6400_msa_long_float4, i6400_msa_long_float5)
1014 (i6400_msa_long_float8, i6400_msa_fdiv_df)
1015 (i6400_msa_fdiv_sf): New reservations.
1016 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1017 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1018 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1019 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1020 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1021 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1022 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1023 (msa_short_store4, msa_long_load, msa_short_store)
1024 (msa_long_logic, msa_long_float2, msa_long_float4)
1025 (msa_long_float5, msa_long_float8, msa_long_mult)
1026 (msa_long_fdiv, msa_long_div): New reservations.
1028 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1029 Sameera Deshpande <sameera.deshpande@imgtec.com>
1030 Matthew Fortune <matthew.fortune@imgtec.com>
1031 Graham Stott <graham.stott@imgtec.com>
1032 Chao-ying Fu <chao-ying.fu@imgtec.com>
1034 * config.gcc: Add MSA header file for mips*-*-* target.
1035 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1036 (Ubv8i, Urv8): New constraints.
1037 * config/mips/mips-ftypes.def: Add function types for MSA
1038 builtins.
1039 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1040 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1041 * config/mips/mips-msa.md: New file.
1042 * config/mips/mips-protos.h
1043 (mips_split_128bit_const_insns): New prototype.
1044 (mips_msa_idiv_insns): Likewise.
1045 (mips_split_128bit_move): Likewise.
1046 (mips_split_128bit_move_p): Likewise.
1047 (mips_split_msa_copy_d): Likewise.
1048 (mips_split_msa_insert_d): Likewise.
1049 (mips_split_msa_fill_d): Likewise.
1050 (mips_expand_msa_branch): Likewise.
1051 (mips_const_vector_same_val_p): Likewise.
1052 (mips_const_vector_same_bytes_p): Likewise.
1053 (mips_const_vector_same_int_p): Likewise.
1054 (mips_const_vector_shuffle_set_p): Likewise.
1055 (mips_const_vector_bitimm_set_p): Likewise.
1056 (mips_const_vector_bitimm_clr_p): Likewise.
1057 (mips_msa_vec_parallel_const_half): Likewise.
1058 (mips_msa_output_division): Likewise.
1059 (mips_ldst_scaled_shift): Likewise.
1060 (mips_expand_vec_cond_expr): Likewise.
1061 * config/mips/mips.c (enum mips_builtin_type): Add
1062 MIPS_BUILTIN_MSA_TEST_BRANCH.
1063 (mips_gen_const_int_vector_shuffle): New prototype.
1064 (mips_const_vector_bitimm_set_p): New function.
1065 (mips_const_vector_bitimm_clr_p): Likewise.
1066 (mips_const_vector_same_val_p): Likewise.
1067 (mips_const_vector_same_bytes_p): Likewise.
1068 (mips_const_vector_same_int_p): Likewise.
1069 (mips_const_vector_shuffle_set_p): Likewise.
1070 (mips_symbol_insns): Forbid loading symbols via immediate for
1071 MSA.
1072 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1073 stores.
1074 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1075 MSA.
1076 (mips_lx_address_p): Add support load indexed address for MSA.
1077 (mips_address_insns): Add calculation of instructions needed for
1078 stores and loads for MSA.
1079 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1080 CONST_VECTOR for MSA and let it fall through.
1081 (mips_ldst_scaled_shift): New function.
1082 (mips_subword_at_byte): Likewise.
1083 (mips_msa_idiv_insns): Likewise.
1084 (mips_legitimize_move): Validate MSA moves.
1085 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1086 calculation of costs for MSA division.
1087 (mips_split_move_p): Check if MSA moves need splitting.
1088 (mips_split_move): Split MSA moves if necessary.
1089 (mips_split_128bit_move_p): New function.
1090 (mips_split_128bit_move): Likewise.
1091 (mips_split_msa_copy_d): Likewise.
1092 (mips_split_msa_insert_d): Likewise.
1093 (mips_split_msa_fill_d): Likewise.
1094 (mips_output_move): Handle MSA moves.
1095 (mips_expand_msa_branch): New function.
1096 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1097 Reinstate 'y' modifier.
1098 (mips_file_start): Add MSA .gnu_attribute.
1099 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1100 FPRs.
1101 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1102 (mips_class_max_nregs): Add register size for MSA supported mode.
1103 (mips_cannot_change_mode_class): Allow conversion between MSA
1104 vector modes and TImode.
1105 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1106 instruction.
1107 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1108 (mips_preferred_simd_mode): Add preffered modes for MSA.
1109 (mips_vector_mode_supported_p): Add MSA supported modes.
1110 (mips_autovectorize_vector_sizes): New function.
1111 (mips_msa_output_division): Likewise.
1112 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1113 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1114 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1115 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1116 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1117 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1118 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1119 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1120 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1121 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1122 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1123 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1124 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1125 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1126 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1127 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1128 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1129 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1130 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1131 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1132 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1133 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1134 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1135 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1136 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1137 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1138 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1139 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1140 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1141 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1142 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1143 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1144 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1145 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1146 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1147 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1148 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1149 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1150 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1151 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1152 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1153 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1154 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1155 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1156 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1157 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1158 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1159 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1160 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1161 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1162 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1163 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1164 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1165 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1166 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1167 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1168 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1169 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1170 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1171 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1172 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1173 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1174 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1175 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1176 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1177 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1178 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1179 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1180 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1181 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1182 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1183 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1184 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1185 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1186 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1187 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1188 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1189 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1190 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1191 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1192 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1193 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1194 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1195 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1196 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1197 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1198 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1199 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1200 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1201 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1202 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1203 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1204 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1205 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1206 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1207 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1208 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1209 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1210 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1211 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1212 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1213 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1214 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1215 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1216 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1217 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1218 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1219 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1220 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1221 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1222 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1223 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1224 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1225 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1226 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1227 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1228 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1229 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1230 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1231 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1232 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1233 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1234 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1235 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1236 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1237 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1238 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1239 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1240 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1241 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1242 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1243 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1244 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1245 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1246 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1247 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1248 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1249 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1250 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1251 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1252 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1253 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1254 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1255 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1256 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1257 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1258 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1259 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1260 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1261 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1262 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1263 move_v builtins.
1264 (mips_get_builtin_decl_index): New array.
1265 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1266 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1267 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1268 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1269 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1270 array.
1271 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1272 hook.
1273 (mips_expand_builtin_insn): Prepare operands for
1274 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1275 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1276 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1277 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1278 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1279 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1280 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1281 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1282 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1283 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1284 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1285 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1286 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1287 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1288 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1289 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1290 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1291 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1292 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1293 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1294 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1295 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1296 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1297 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1298 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1299 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1300 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1301 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1302 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1303 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1304 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1305 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1306 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1307 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1308 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1309 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1310 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1311 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1312 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1313 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1314 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1315 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1316 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1317 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1318 These are set implicitly and an error is reported if overridden.
1319 (mips_expand_builtin_msa_test_branch): New function.
1320 (mips_expand_msa_shuffle): Likewise.
1321 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1322 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1323 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1324 (mips_expand_vec_unpack): Add support for MSA.
1325 (mips_expand_vector_init): Likewise.
1326 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1327 instead of const0_rtx.
1328 (mips_msa_vec_parallel_const_half): New function.
1329 (mips_gen_const_int_vector): Likewise.
1330 (mips_gen_const_int_vector_shuffle): Likewise.
1331 (mips_expand_msa_cmp): Likewise.
1332 (mips_expand_vec_cond_expr): Likewise.
1333 * config/mips/mips.h
1334 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1335 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1336 specified.
1337 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1338 (ISA_HAS_MSA): New macro.
1339 (UNITS_PER_MSA_REG): Likewise.
1340 (BITS_PER_MSA_REG): Likewise.
1341 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1342 (MSA_REG_FIRST): New macro.
1343 (MSA_REG_LAST): Likewise.
1344 (MSA_REG_NUM): Likewise.
1345 (MSA_REG_P): Likewise.
1346 (MSA_REG_RTX_P): Likewise.
1347 (MSA_SUPPORTED_MODE_P): Likewise.
1348 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1349 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1350 * config/mips/mips.md: Include mips-msa.md.
1351 (alu_type): Add simd_add.
1352 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1353 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1354 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1355 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1356 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1357 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1358 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1359 simd_move, simd_load, simd_store. Choose "multi" for moves
1360 for "qword_mode".
1361 (qword_mode): New attribute.
1362 (insn_count): Add instruction count for quad moves.
1363 Increase the count for MIPS SIMD division.
1364 (UNITMODE): Add UNITMODEs for vector types.
1365 (addsub): New code iterator.
1366 * config/mips/mips.opt (mmsa): New option.
1367 * config/mips/msa.h: New file.
1368 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1369 specified.
1370 * config/mips/mti-linux.h: Likewise.
1371 * config/mips/predicates.md
1372 (const_msa_branch_operand): New constraint.
1373 (const_uimm3_operand): Likewise.
1374 (const_uimm4_operand): Likewise.
1375 (const_uimm5_operand): Likewise.
1376 (const_uimm8_operand): Likewise.
1377 (const_imm5_operand): Likewise.
1378 (aq10b_operand): Likewise.
1379 (aq10h_operand): Likewise.
1380 (aq10w_operand): Likewise.
1381 (aq10d_operand): Likewise.
1382 (const_m1_operand): Likewise.
1383 (reg_or_m1_operand): Likewise.
1384 (const_exp_2_operand): Likewise.
1385 (const_exp_4_operand): Likewise.
1386 (const_exp_8_operand): Likewise.
1387 (const_exp_16_operand): Likewise.
1388 (const_vector_same_val_operand): Likewise.
1389 (const_vector_same_simm5_operand): Likewise.
1390 (const_vector_same_uimm5_operand): Likewise.
1391 (const_vector_same_uimm6_operand): Likewise.
1392 (const_vector_same_uimm8_operand): Likewise.
1393 (par_const_vector_shf_set_operand): Likewise.
1394 (reg_or_vector_same_val_operand): Likewise.
1395 (reg_or_vector_same_simm5_operand): Likewise.
1396 (reg_or_vector_same_uimm6_operand): Likewise.
1397 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1398 section.
1399 * doc/invoke.texi (-mmsa): Document new option.
1401 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1403 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1404 * configure: Regenerate.
1405 * config.in: Regenerate.
1406 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1407 on -fvtable-verify.
1408 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1409 (ENDFILE_VTV_SPEC): Define.
1411 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1413 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1414 registers in all interrupt handlers if necessary.
1415 (rl78_option_override): Add warning.
1416 (MUST_SAVE_MDUC_REGISTERS): New macro.
1417 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1418 * config/rl78/rl78.c (check_mduc_usage): New function.
1419 (mduc_regs): New structure to hold MDUC register data.
1420 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1421 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1422 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1423 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1424 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1425 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1427 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1429 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1430 (tree-ssa-loop-niter.h): Ditto.
1431 (idx_within_array_bound, ref_within_array_bound): New functions.
1432 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1433 Factor out check on writable base object to ...
1434 (base_object_writable): ... here.
1436 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1438 * config/arm/arm.md (probe_stack): Add modes to set source
1439 and destination.
1441 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1443 * regrename.c (base_reg_class_for_rename): New static function.
1444 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1446 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1448 * cgraph.c (thunk_adjust): Export.
1449 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1450 * cgraphunit.c (thunk_adjust): Export.
1451 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1452 thunks.
1453 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1454 inlinable.
1455 * tree-inline.c (expand_call_inline): Expand thunks inline.
1457 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1459 PR target/70998
1460 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1461 (*sse2_vd_cvtss2sd): Ditto.
1462 * config/i386/i386.md
1463 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1464 Generate *sse2_vd_cvtsd2ss pattern.
1465 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1466 Generate *sse2_vd_cvtss2sd pattern.
1468 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1470 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1471 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1472 users.
1474 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1476 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1477 * config/sh/sh.c: Define and declare variables on first use throughout
1478 the file.
1479 (current_function_interrupt): Change to bool type.
1480 (frame_insn): Rename to emit_frame_insn and update users.
1481 (push_regs): Use bool for 'interrupt_handler' argument.
1482 (save_schedule_s): Remove.
1483 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1484 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1485 targetm.asm_out.unaligned_op.di.
1486 (gen_far_branch): Remove redundant forward declaration.
1487 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1488 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1489 (sh_set_return_address, sh_function_ok_for_sibcall,
1490 scavenge_reg): Update comments.
1491 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1492 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1493 (sh_attr_renesas_p): Remove unnecessary parentheses.
1494 (branch_dest): Simplify.
1495 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1496 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1497 (CUMULATIVE_ARGS): Change macro to typedef.
1498 (current_function_interrupt): Change to bool type.
1499 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1500 Surround with __cplusplus ifdef.
1501 (sh_compare_op0, sh_compare_op1): Remove.
1502 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1504 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1506 * config/arm/arm.md: (arch): Add neon.
1507 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1508 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1509 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1510 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1511 attributes for alt renumbering. Mark alt 3 as non-predicable.
1512 (thumb2_movdf_vfp): Likewise.
1514 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1517 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1518 (*andqi_1): Add preferred_for_speed attribute to disparage
1519 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1520 (*<code>qi_1): Ditto.
1521 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1522 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1523 (*ashlqi3_1): Ditto.
1524 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1525 Add preferred_for_size attribute to disparage alternative 0 and
1526 preferred_for_speed attribute to disparage alternative 1 for
1527 TARGET_PARTIAL_REG_STALL targets.
1529 2016-05-07 Tom de Vries <tom@codesourcery.com>
1531 PR tree-optimization/70956
1532 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1533 def.
1535 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1537 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1538 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1539 * config/sh/sh.md (branch_zero): Remove define_attr.
1540 (define_delay): Disable delay slot if branch distance is one insn.
1542 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.md (LEAMODE): New mode attribute.
1545 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1546 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1547 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1548 operand 2 predicate.
1549 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1550 (*lea<mode>_general_3): Ditto.
1551 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1553 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1555 * genmddump.c (main): Convert argv from char ** to const char **.
1557 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1559 * coretypes.h (OVERRIDE): New macro.
1560 (FINAL): New macro.
1562 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1564 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1565 allow coalescing if the types are compatible.
1567 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1569 * pass_manager.h (pass_manager::register_pass_name): New method.
1570 (pass_manager::get_pass_by_name): New method.
1571 (pass_manager::create_pass_tab): New method.
1572 (pass_manager::m_name_to_pass_map): New field.
1573 * passes.c (name_to_pass_map): Delete global in favor of field
1574 "m_name_to_pass_map" of pass_manager.
1575 (register_pass_name): Rename from a function to...
1576 (pass_manager::register_pass_name): ...this method, updating
1577 for renaming of global "name_to_pass_map" to field
1578 "m_name_to_pass_map".
1579 (create_pass_tab): Rename from a function to...
1580 (pass_manager::create_pass_tab): ...this method, updating
1581 for renaming of global "name_to_pass_map" to field.
1582 (get_pass_by_name): Rename from a function to...
1583 (pass_manager::get_pass_by_name): ...this method.
1584 (enable_disable_pass): Convert use of get_pass_by_name to
1585 a method call, locating the pass_manager singleton.
1587 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1589 * genattr-common.c (main): Convert argv from char ** to const char **.
1590 * genattr.c (main): Likewise.
1591 * genattrtab.c (main): Likewise.
1592 * genautomata.c (initiate_automaton_gen): Likewise.
1593 (main): Likewise.
1594 * gencodes.c (main): Likewise.
1595 * genconditions.c (main): Likewise.
1596 * genconfig.c (main): Likewise.
1597 * genconstants.c (main): Likewise.
1598 * genemit.c (main): Likewise.
1599 * genenums.c (main): Likewise.
1600 * genextract.c (main): Likewise.
1601 * genflags.c (main): Likewise.
1602 * genmddeps.c (main): Likewise.
1603 * genopinit.c (main): Likewise.
1604 * genoutput.c (main): Likewise.
1605 * genpeep.c (main): Likewise.
1606 * genpreds.c (main): Likewise.
1607 * genrecog.c (main): Likewise.
1608 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1609 (init_rtx_reader_args): Likewise.
1610 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1611 (init_rtx_reader_args): Likewise.
1612 * gentarget-def.c (main): Likewise.
1613 * read-md.c (read_md_files): Likewise.
1614 * read-md.h (read_md_files): Likewise.
1616 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1618 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1619 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1620 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1621 Remove unused predicate.
1622 (register_and_not_fp_reg_operand): Ditto.
1624 2016-05-06 Martin Liska <mliska@suse.cz>
1626 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1627 instead of vec as the vector is local to the function.
1629 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1631 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1632 avx512bw alternative.
1634 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1635 before the ashr<mode>3 pattern.
1637 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1638 v instead of x in vex or maybe_vex alternatives, use
1639 maybe_evex instead of vex in prefix.
1641 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1642 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1643 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1644 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1645 in prefix.
1647 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1648 v instead of x in vex or maybe_vex alternatives, use
1649 maybe_evex instead of vex in prefix.
1651 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1652 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1653 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1654 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1655 alternatives, use maybe_evex instead of vex in prefix.
1657 * config/i386/sse.md (vec_interleave_lowv4sf,
1658 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1659 v instead of x in vex or maybe_vex alternatives, use
1660 maybe_evex instead of vex in prefix.
1662 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1663 v instead of x in vex or maybe_vex alternatives, use
1664 maybe_evex instead of vex in prefix.
1666 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1667 v constraint instead of x.
1669 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1671 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1672 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1673 equality first.
1675 2016-05-06 Richard Biener <rguenther@suse.de>
1677 PR tree-optimization/70948
1678 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1679 Properly clobber all fields of va_list for __builtin_va_start.
1681 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1683 PR debug/70935
1684 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1685 loop latch destination.
1687 2016-05-06 Martin Liska <mliska@suse.cz>
1689 * tree-ssa-uninit.c: Apply manual changes
1690 to the GNU coding style.
1691 (prune_uninit_phi_opnds): Rename from
1692 prune_uninit_phi_opnds_in_unrealizable_paths.
1694 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1696 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1697 mspace): Remove deprecated options.
1698 * doc/invoke.texi (SH options): Remove -mspace.
1700 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1702 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1704 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1706 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1707 corresponding combine split pattern.
1709 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1711 PR target/58219
1712 * config/sh/predicates.md (long_displacement_mem_operand): New.
1713 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1714 Add movi20, movi20s alternatives. Adjust length attribute for
1715 alternatives.
1716 (movsi_ie): Allow for any FPU. Adjust length attribute for
1717 alternatives.
1718 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1719 attribute for alternatives.
1720 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1721 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1722 length attribute for alternatives.
1724 2016-05-06 Richard Biener <rguenther@suse.de>
1726 PR tree-optimization/70960
1727 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1729 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1731 PR target/52933
1732 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1733 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1735 2016-05-06 Marek Polacek <polacek@redhat.com>
1737 PR sanitizer/70875
1738 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1740 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1742 PR target/54089
1743 * config/sh/sh.md (*rotcr): Add another variant.
1745 2016-05-06 Richard Biener <rguenther@suse.de>
1747 PR middle-end/70931
1748 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1750 2016-05-06 Richard Biener <rguenther@suse.de>
1752 PR middle-end/70941
1753 * fold-const.c (split_tree): Always convert to the original type
1754 before negating.
1756 2016-05-06 Richard Biener <rguenther@suse.de>
1758 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1759 (fwprop_addr): Likewise.
1761 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1763 PR target/70873
1764 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1765 New prototype.
1766 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1767 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1768 the splitter condition.
1769 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1770 the splitter condition.
1771 (FP float_extend load splitter): Ditto.
1773 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1775 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1776 to REGNO in all peephole2 patterns.
1777 (post-reload splitters): Change true_regnum to REGNO in
1778 post-reload splitters.
1779 (zero_extend splitters): Use general_reg_operand and
1780 nonimmediate_gr_operand predicates.
1782 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1784 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1785 v constraint instead of x.
1787 2016-05-05 Alan Modra <amodra@gmail.com>
1789 PR target/68662
1790 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1791 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1792 TARGET_NO_FP_IN_TOC for -mrelocatable.
1793 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1794 TARGET_RELOCATABLE test.
1795 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1796 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1797 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1798 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1799 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1800 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1801 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1802 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1803 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1804 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1805 Likewise.
1806 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1807 (rs6000_stack_info): Likewise.
1808 (rs6000_elf_asm_out_constructor): Likewise.
1809 (rs6000_elf_asm_out_destructor): Likewise.
1810 (rs6000_elf_declare_function_name): Likewise.
1811 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1812 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1813 Don't define.
1815 2016-05-05 Alan Modra <amodra@gmail.com>
1817 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1819 2016-05-05 Alan Modra <amodra@gmail.com>
1821 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1822 out-of-line gpr restore for one or two regs if that would add
1823 a save of lr.
1825 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1827 PR target/70873
1828 * config/i386/i386.md
1829 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1830 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1831 as operand 0 predicate.
1832 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1833 Ditto.
1834 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1835 Ditto. Emit the pattern using RTX.
1837 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1838 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1839 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1840 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1841 Ditto.
1842 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1843 sse_reg_operand as operand 0 predicate.
1845 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1846 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1847 instead of gen_rtx_REG.
1848 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1849 Ditto.
1851 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1853 * function.c (emit_use_return_register_into_block): Delete.
1854 (gen_return_pattern): Delete.
1855 (emit_return_into_block): Delete.
1856 (active_insn_between): Delete.
1857 (convert_jumps_to_returns): Delete.
1858 (emit_return_for_exit): Delete.
1859 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1860 simple_return for shrink-wrapped blocks.
1861 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1862 end of blocks that need one.
1863 (get_unconverted_simple_return): Delete.
1864 (convert_to_simple_return): Delete.
1865 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1866 (convert_to_simple_return): Ditto.
1868 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1870 * cfgcleanup.c (bb_is_just_return): New function.
1871 (try_optimize_cfg): Simplify jumps to return, branches to return,
1872 and branches around return.
1874 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1876 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1877 branch to a return.
1879 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1881 PR c++/70906
1882 PR c++/70933
1883 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1884 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1885 assert flags & OEP_HASH_CHECK, instead of asserting it
1886 never happens. Handle TARGET_EXPR.
1887 * fold-const.c (operand_equal_p): For hash verification,
1888 or in OEP_HASH_CHECK into flags.
1890 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1892 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1893 comment.
1894 (compute_samebase_partition_bases): Fix typo.
1896 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1898 * config/i386/sse.md (vec_interleave_highv8sf,
1899 vec_interleave_lowv8sf, vec_interleave_highv4df,
1900 vec_interleave_lowv4df): Remove constraints from expanders.
1902 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1904 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1906 * tree-inline.c (expand_call_inline): Fix path dealing with
1907 making lhs of call statement undefined.
1909 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1911 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1912 Check availability on NODE, too.
1913 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1914 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1915 (varpool_node::call_for_symbol_and_aliase): Likewise.
1916 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1917 (propagate_pure_const): Propagate across interposable functions, too.
1918 (skip_function_for_local_pure_const): Do not skip interposable bodies
1919 with aliases.
1920 (pass_local_pure_const::execute): Update.
1922 2016-05-04 Marek Polacek <polacek@redhat.com>
1924 * doc/invoke.texi: Document -Wdangling-else.
1926 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1928 * config.gcc: Error out when conflicting multilib is detected. Do not
1929 loop over multilibs since no combination is legal.
1931 2016-05-04 Alan Modra <amodra@gmail.com>
1933 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1934 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1935 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1936 Align .toc.
1938 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1940 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1941 Clean up p5600 comments.
1943 2016-05-04 Richard Biener <rguenther@suse.de>
1945 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1946 constructor simplifications.
1947 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1949 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1951 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1952 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1953 result.set_rtx is null instead of aborting.
1954 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1955 Always enable.
1956 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1957 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1958 *mov<mode>_store_postinc): New patterns.
1960 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1962 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1963 as commutative. Check both conversions are NOP.
1964 ((A & B) OP (C & B)): Remove.
1966 2016-05-04 Alan Modra <amodra@gmail.com>
1968 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1970 2016-05-04 Alan Modra <amodra@gmail.com>
1972 PR target/70866
1973 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1974 when cr2,3,4 are all fixed regs.
1976 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1978 PR rtl-optimization/57193
1979 * opts.c (default_options_table): Revert OPT_frename_registers change.
1980 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1982 2016-05-03 Martin Sebor <msebor@redhat.com>
1984 PR c++/66561
1985 * builtins.c (fold_builtin_FILE): New function.
1986 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1987 (fold_builtin_0): Call them.
1988 * gimplify.c (gimplify_call_expr): Remove the handling of
1989 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1991 PR c++/66561
1992 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1993 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1994 constants.
1996 PR c++/66639
1997 * doc/extend.texi (Function Names as Strings): Update __func__,
1998 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1999 constants.
2001 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2002 Richard Biener <rguenther@suse.de>
2004 PR tree-optimization/70916
2005 * tree-if-conv.c: Include cfganal.h.
2006 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
2007 and remove_fake_exit_edges around the optimization pass.
2009 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
2011 * cgraph.c (symbol_table::create_edge): Set inline_failed.
2012 (cgraph_edge::make_direct): Likewise.
2013 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
2014 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
2015 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
2016 (CIF_THUNK): New code.
2017 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2018 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2019 (compute_inline_parameters): Set inline_failed for thunks.
2020 (inline_analyze_function): Cleanup.
2021 * ipa-inline.c (can_inline_edge_p): Do not deal with
2022 call_stmt_cannot_inline_p.
2023 (can_early_inline_edge_p): Likewise.
2024 (early_inliner): Initialize inline_failed.
2025 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2027 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2030 from nonimm_ssenomem_operand.
2031 (nonimm_ssenomem_operand): New predicate.
2032 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2033 as operand 0 predicate.
2034 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2035 Disable unsupported alternatives using "enabled" attribute.
2036 Use register_ssemem_operand as operand 0 predicate.
2037 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2039 2016-05-03 Marek Polacek <polacek@redhat.com>
2041 PR c/70859
2042 * input.c (expansion_point_location): New function.
2043 * input.h (expansion_point_location): Declare.
2045 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2047 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2048 occurence with frame_offset_ ones.
2050 2016-05-03 Alan Modra <amodra@gmail.com>
2052 PR rtl-optimization/70890
2053 * ira.c (combine_and_move_insns): When moving def_insn, remove
2054 equivs on use_insn.
2056 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2058 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2059 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2060 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2061 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2063 2016-05-03 Alan Modra <amodra@gmail.com>
2065 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2066 for SAVE_MULTIPLE/STORE_MULTIPLE.
2068 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2070 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2071 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2073 2016-05-03 Richard Biener <rguenther@suse.de>
2075 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2076 default true.
2077 (gimplify_arg): Likewise.
2078 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2079 re-writing the result to a decl if required.
2080 (internal_get_tmp_var): Add allow_ssa parameter
2081 and override into_ssa with it.
2082 (get_formal_tmp_var): Adjust.
2083 (get_initialized_tmp_var): Add allow_ssa parameter.
2084 (gimplify_arg): Add allow_ssa parameter and avoid generating
2085 SSA names for the result false.
2086 (gimplify_call_expr): If the call may return twice do not
2087 gimplify parameters into SSA.
2088 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2089 (gimplify_modify_expr): Adjust assert. For noreturn calls
2090 with a SSA name LHS adjust its def.
2091 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2092 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2093 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2094 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2095 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2096 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2097 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2098 (optimize_target_teams): Do not allow SSA names for clause operands.
2099 (gimplify_expr): Likewise for where we mark the result addressable.
2100 * passes.def (pass_init_datastructures): Remove.
2101 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2102 (rewrite_stmt): Likewise.
2103 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2104 (replace_locals_op): Replace SSA names.
2105 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2106 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2107 * cgraph.c (release_function_body): Free CFG annotations only
2108 when we have a CFG. Simplify.
2109 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2110 force_gimple_operand instead of get_initialized_tmp_var.
2111 * tree-pass.h (make_pass_init_datastructures): Remove.
2112 * tree-ssa.c (execute_init_datastructures): Remove.
2113 (pass_data_init_datastructures): Likewise.
2114 (class pass_init_datastructures): Likewise.
2115 (make_pass_init_datastructures): Likewise.
2116 * omp-low.c (create_omp_child_function): Init SSA data structures.
2117 (grid_expand_target_grid_body): Likewise.
2118 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2119 name before adding it to names_to_release.
2120 (remove_bb): Always release SSA defs.
2121 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2122 before dereferencing it.
2123 * cgraphunit.c (init_lowered_empty_function): Always
2124 int SSA data structures.
2125 * tree-ssanames.c (release_defs): Remove assert that we are in
2126 SSA form.
2127 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2129 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2130 Uros Bizjak <ubizjak@gmail.com>
2132 PR rtl-optimization/70467
2133 * config/i386/predicates.md (x86_64_hilo_int_operand,
2134 x86_64_hilo_general_operand): New predicates.
2135 * config/i386/constraints.md (Wd): New constraint.
2136 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2137 (general_hilo_operand): New mode attr.
2138 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2139 instead of <general_operand>.
2140 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2141 x86_64_hilo_general_operand instead of <general_operand>.
2143 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2145 PR tree-optimization/70916
2146 * tree-if-conv.c (constant_or_ssa_name): Removed.
2147 (fold_build_cond_expr): Use is_gimple_val instead of
2148 constant_or_ssa_name.
2150 PR tree-optimization/70916
2151 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2152 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2154 PR target/49244
2155 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2156 (optimize_atomic_bit_test_and): New function.
2157 (pass_fold_builtins::execute): Use it.
2158 * optabs.def (atomic_bit_test_and_set_optab,
2159 atomic_bit_test_and_complement_optab,
2160 atomic_bit_test_and_reset_optab): New optabs.
2161 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2162 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2163 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2164 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2165 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2166 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2167 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2168 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2169 atomic_bit_test_and_complement@var{mode},
2170 atomic_bit_test_and_reset@var{mode}): Document.
2171 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2172 atomic_bit_test_and_complement<mode>,
2173 atomic_bit_test_and_reset<mode>): New expanders.
2174 (atomic_bit_test_and_set<mode>_1,
2175 atomic_bit_test_and_complement<mode>_1,
2176 atomic_bit_test_and_reset<mode>_1): New insns.
2178 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2180 PR rtl-optimization/70687
2181 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2182 instead of unsigned HOST_WIDE_INT.
2184 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2186 PR rtl-optimization/44281
2187 * hard-reg-set.h (struct target_hard_regs): New field
2188 x_fixed_nonglobal_reg_set.
2189 (fixed_nonglobal_reg_set): New macro.
2190 * reginfo.c (init_reg_sets_1): Initialize it.
2191 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2192 of fixed_reg_set.
2193 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2195 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2197 PR tree-optimization/56541
2198 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2199 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2200 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2201 (any_complicated_phi): new static variable.
2202 (aggressive_if_conv): delete.
2203 (if_convertible_phi_p): support phis with more than two arguments.
2204 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2205 critical pred edges.
2206 (ifcvt_split_critical_edges): support phis with more than two
2207 arguments by checking new parameter. only split critical edges
2208 if needed.
2209 (tree_if_conversion): handle simd pragma marked loop using new
2210 local variable aggressive_if_conv. check any_complicated_phi.
2212 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2214 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2215 before using it.
2217 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2219 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2220 cbase.
2222 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2224 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2225 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2226 define_insn_and_split.
2227 (mulsi3_i): New define_insn_and_split.
2228 (mulsi3_call): Convert to define_insn.
2229 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2230 Remove constraints.
2232 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2234 * machmode.h (mode_complex): Add support to give the complex mode
2235 for a given mode.
2236 (GET_MODE_COMPLEX_MODE): Likewise.
2237 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2238 stored by build_complex_type and gfc_build_complex_type instead of
2239 trying to figure out the appropriate mode based on the size. Raise
2240 an assertion error, if the type was not set.
2241 * genmodes.c (struct mode_data): Add field for the complex type of
2242 the given type.
2243 (blank_mode): Likewise.
2244 (make_complex_modes): Remember the complex mode created in the
2245 base type.
2246 (emit_mode_complex): Write out the mode_complex array to map a
2247 type mode to the complex version.
2248 (emit_insn_modes_c): Likewise.
2249 * tree.c (build_complex_type): Set the complex type to use before
2250 calling layout_type.
2251 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2252 support for __float128 complex datatypes.
2253 (rs6000_hard_regno_mode_ok): Likewise.
2254 (rs6000_setup_reg_addr_masks): Likewise.
2255 (rs6000_complex_function_value): Likewise.
2256 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2257 __float128 and __ibm128 complex.
2258 (FLOAT128_IBM_P): Likewise.
2259 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2260 * doc/extend.texi (Additional Floating Types): Document that
2261 -mfloat128 must be used to enable __float128. Document complex
2262 __float128 and __ibm128 support.
2264 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2266 PR target/49244
2267 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2268 char/short arguments promoted to int because of promote_prototypes.
2270 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2273 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2274 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2275 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2276 alternatives using "enabled" attribute. Use register_ssemem_operand
2277 as operand 1 predicate.
2278 (*cmpi<unord>xf_i387): Split XFmode pattern from
2279 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2280 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2281 *absneg<mode>2_i387. Disable unsupported alternatives using
2282 "enabled" attribute.
2283 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2285 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2287 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2288 marker.
2289 (oacc_loop_process): Check mask for loop termination.
2291 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2293 * cif-code.def (CIF_THUNK): Add.
2294 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2295 accidental change.
2297 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2299 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2300 (dump_inline_summary): Dump it.
2301 (fp_expression_p): New predicate.
2302 (estimate_function_body_sizes): Use it.
2303 (inline_merge_summary): Merge fp_expressions.
2304 (inline_read_section): Read fp_expressions.
2305 (inline_write_summary): Write fp_expressions.
2306 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2307 codegen boundary if either caller or callee is !fp_expressions.
2308 * ipa-inline.h (inline_summary): Add fp_expressions.
2309 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2310 to fp_expressions be sure the fp generation flags are updated.
2312 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2314 PR rtl-optimization/70467
2315 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2317 PR rtl-optimization/70467
2318 * ipa-pure-const.c (check_call): Handle internal calls even in
2319 ipa mode like in local mode.
2321 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2323 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2325 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2327 * match.pd (X u< X, X u> X): New transformations.
2329 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2331 * flag-types.h (enum warn_strict_overflow_code): Move ...
2332 * coretypes.h: ... here.
2333 * fold-const.h (fold_overflow_warning): Declare.
2334 * fold-const.c (fold_overflow_warning): Make non-static.
2335 (fold_comparison): Move the transformation of X +- C1 CMP C2
2336 into X CMP C2 -+ C1 ...
2337 * match.pd: ... here.
2338 * gimple-fold.c (fold_stmt_1): Protect with
2339 fold_defer_overflow_warnings.
2341 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2343 * omp-low.c (struct oacc_loop): Add 'inner' field.
2344 (new_oacc_loop_raw): Initialize it to zero.
2345 (oacc_loop_fixed_partitions): Initialize it.
2346 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2347 available partitioning.
2349 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2351 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2352 register_operand.
2353 (umulsidi3): Likewise.
2354 (indirect_jump): Fix jump instruction assembly patterns.
2356 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2358 PR target/70860
2359 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2360 (nvptx_function_value): Assert non-NULL cfun.
2362 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2364 PR rtl-optimization/70886
2365 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2367 * cselib.h (rtx_equal_for_cselib_1): Declare.
2368 (rtx_equal_for_cselib_p: New inline function.
2369 * cselib.c (rtx_equal_for_cselib_p): Delete.
2370 (rtx_equal_for_cselib_1): Make public.
2372 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2375 (register_mixssei387nonimm_operand): Remove predicate.
2376 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2377 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2378 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2379 for TARGET_MIX_SSE_I387 alternatives.
2380 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2381 Disable unsupported alternatives using "enabled" attribute. Use
2382 nonimm_ssenomem_operand as operand 1 predicate. Also check
2383 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2385 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2387 * tree.c (cst_and_fits_in_hwi): Simplify.
2389 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2391 * tree.h (wi::to_wide): New function.
2392 * expr.c (expand_expr_real_1): Use wi::to_wide.
2393 * fold-const.c (int_const_binop_1): Likewise.
2394 (extract_muldiv_1): Likewise.
2396 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2398 * wide-int.h: Update offset_int and widest_int documentation.
2399 (WI_SIGNED_SHIFT_RESULT): New macro.
2400 (wi::binary_shift): Define signed_shift_result_type for
2401 shifts on offset_int- and widest_int-like types.
2402 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2403 * tree.h (int_bit_position): Use shift operators instead of wi::
2404 shifts.
2405 * alias.c (adjust_offset_for_component_ref): Likewise.
2406 * expr.c (get_inner_reference): Likewise.
2407 * fold-const.c (fold_comparison): Likewise.
2408 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2409 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2410 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2411 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2412 (stmt_kills_ref_p): Likewise.
2413 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2414 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2415 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2416 (ao_ref_init_from_vn_reference): Likewise.
2418 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2420 * wide-int.h: Update offset_int and widest_int documentation.
2421 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2422 (wi::binary_traits): Allow ordered comparisons between offset_int and
2423 offset_int, between widest_int and widest_int, and between either
2424 of these types and basic C types.
2425 (operator <, <=, >, >=): Define for the same combinations.
2426 * tree.h (tree_int_cst_lt): Use comparison operators instead
2427 of wi:: comparisons.
2428 (tree_int_cst_le): Likewise.
2429 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2430 (fold_nonarray_ctor_reference): Likewise.
2431 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2432 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2433 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2434 * tree-sra.c (completely_scalarize): Likewise.
2435 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2436 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2437 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2438 (check_for_binary_op_overflow): Likewise.
2439 (search_for_addr_array): Likewise.
2440 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2442 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2444 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2445 (arc_save_restore): Likewise.
2446 (arc_dwarf_register_span): Likewise.
2447 (arc_output_pic_addr_const): Initialize suffix variable.
2449 2016-05-02 Martin Liska <mliska@suse.cz>
2451 * symbol-summary.h (function_summary::function_summary):
2452 Remove checking assert for all cgraph nodes.
2453 (function_summary::get): Check summary_uid.
2454 (symtab_insertion): Check summary_uid.
2456 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2458 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2459 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2460 bmaskn instruction.
2461 (arc_dwarf_register_span): Remove enum keyword.
2462 (compact_memory_operand_p): New function.
2463 * config/arc/arc.h (reg_class): Add code density register classes.
2464 (REG_CLASS_NAMES): Likewise.
2465 (REG_CLASS_CONTENTS): Likewise.
2466 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2467 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2468 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2469 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2470 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2471 constraints.
2472 (h, Rcd, Rsd, Rzd): New register constraints.
2473 (T): Use compact_memory_operand_p function.
2474 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2476 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2478 * config/sh/sh.md (*negnegt, *movtt): Remove.
2480 2016-05-02 Marek Polacek <polacek@redhat.com>
2481 Tom de Vries <tom@codesourcery.com>
2483 PR tree-optimization/70700
2484 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2485 bigger than FIRST_REF_NODE.
2487 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2489 PR target/52898
2490 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2491 TARGET_CMPEQDI_T.
2492 (prepare_cbranch_operands): Don't use scratch register. Assume that
2493 function is used when pseudos can be created.
2494 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2495 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2496 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2497 define_expand. Allow it only when pseudos can be created.
2498 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2500 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2502 * config/i386/constraints.md (BC): Only allow -1 operands.
2503 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2504 Add "enabled" attribute. Update XI mode attribute calculation.
2505 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2506 (*movoi_internal_avx): Update XI mode attribute calculation.
2507 (*movti_internal): Ditto.
2509 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2511 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2512 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2514 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2516 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2517 statement on instruction code. Remove trailing spaces.
2518 (altivec_expand_stv_builtin): Likewise.
2520 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2522 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2523 (TARGET_FPU_DOUBLE): Simplify.
2524 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2525 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2526 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2527 with 'TARGET_FPU_DOUBLE'.
2528 * config/sh/sh.md: Likewise.
2530 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2532 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2533 SH_DIV_STR_FOR_SIZE): Remove.
2534 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2535 SH_DIV_STR_FOR_SIZE): Remove.
2537 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2539 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2540 logical_reg_operand): Delete.
2541 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2542 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2543 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2544 match_operand and match_test.
2545 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2546 variables on their first use. Return bool values.
2547 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2548 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2549 arith_reg_operand for input operand. Remove empty constraints.
2550 (xorsi3): Delete.
2551 (*xorsi3_compact): Rename to xorsi3.
2552 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2553 (*zero_extend<mode>si2_disp_mem): Update comment.
2554 (mov_nop): Delete.
2556 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2558 * config/sh/t-sh: Remove SH5 support.
2559 * config.gcc: Likewise.
2560 * configure: Likewise.
2562 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2564 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2566 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2568 * config/sh/sh.c (register_sh_passes, sh_option_override,
2569 sh_print_operand, prepare_move_operands,
2570 sh_can_follow_jump): Remove TARGET_SH1 checks.
2571 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2572 PROMOTE_MODE): Likewise.
2573 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2574 movdi): Likewise.
2576 2016-04-30 Alan Modra <amodra@gmail.com>
2578 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2579 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2580 Check for user regs later to avoid unnecessary looping over regs.
2581 Merge user reg check with non-saved reg check. Don't force
2582 inline VR restore when static chain used.
2583 (rs6000_frame_related): Omit eh_frame info for user regs when
2584 saving.
2585 (fixed_regs_p): Delete.
2587 2016-04-30 Alan Modra <amodra@gmail.com>
2589 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2590 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2591 Update all uses.
2593 2016-04-30 Alan Modra <amodra@gmail.com>
2595 PR target/69645
2596 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2597 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2598 Update all uses.
2600 2016-04-30 Alan Modra <amodra@gmail.com>
2602 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2603 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2604 flag_pic test for Darwin.
2606 2016-04-30 Alan Modra <amodra@gmail.com>
2608 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2609 throw_calls_crossed.
2610 (REG_FREQ_CALLS_CROSSED): Delete.
2611 (REG_N_THROWING_CALLS_CROSSED): Delete.
2612 * regstat.c (regstat_bb_compute_ri): Don't calculate
2613 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2614 (dump_reg_info): Don't print call cross frequency.
2615 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2616 and REG_N_THROWING_CALLS_CROSSED.
2618 2016-04-30 Alan Modra <amodra@gmail.com>
2620 * regs.h (struct reg_info_t): Delete live_length.
2621 (REG_LIVE_LENGTH): Delete macro.
2622 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2623 local_live, local_processed and local_live_last_luid params.
2624 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2625 Formatting fixes.
2626 (regstat_compute_ri): Adjust for above. Don't set
2627 REG_LIVE_LENGTH.
2628 (dump_reg_info): Don't print live length.
2629 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2630 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2631 Localize loop_depth var.
2633 2016-04-30 Alan Modra <amodra@gmail.com>
2635 * ira.c (enum valid_equiv): New.
2636 (validate_equiv_mem): Return enum.
2637 (update_equiv_mem): Create replacement in more cases.
2638 (add_store_equivs): Update validate_equiv_mem call.
2640 2016-04-30 Alan Modra <amodra@gmail.com>
2642 * ira.c (combine_and_move_insns): Rather than scanning insns,
2643 use DF infrastucture to find use and def insns.
2645 2016-04-30 Alan Modra <amodra@gmail.com>
2647 ira.c (combine_and_move_insns): Move invariant conditions..
2648 (ira.c): ..to here. Call combine_and_move_insns before
2649 add_store_equivs. Call grow_reg_equivs later. Allocate
2650 req_equiv later using max_reg_num() rather than global max_regno.
2651 (contains_replace_regs): Delete.
2652 (add_store_equivs): Remove contains_replace_regs test.
2654 2016-04-30 Alan Modra <amodra@gmail.com>
2656 * ira.c (struct equiv_mem_data): New.
2657 (equiv_mem, equiv_mem_modified): Delete static vars.
2658 (validate_equiv_mem_from_store): Use "data" param to communicate..
2659 (validate_equiv_mem): ..from here.
2661 2016-04-30 Alan Modra <amodra@gmail.com>
2663 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2664 split out from..
2665 (update_reg_equivs): ..here. Move allocation and freeing of
2666 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2667 end_alias_analysis to..
2668 (ira): ..here.
2670 2016-04-30 Alan Modra <amodra@gmail.com>
2672 * ira.c (pdx_subregs): Delete.
2673 (struct equivalence): Add pdx_subregs field.
2674 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2675 pdx_subregs access.
2676 (update_equiv_regs): Don't create or free pdx_subregs. Update
2677 pdx_subregs access.
2679 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2681 * config/rs6000/altivec.h: Change definitions of vec_xl and
2682 vec_xst.
2683 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2684 (LD_ELEMREV_V2DI): New.
2685 (LD_ELEMREV_V4SF): New.
2686 (LD_ELEMREV_V4SI): New.
2687 (LD_ELEMREV_V8HI): New.
2688 (LD_ELEMREV_V16QI): New.
2689 (ST_ELEMREV_V2DF): New.
2690 (ST_ELEMREV_V2DI): New.
2691 (ST_ELEMREV_V4SF): New.
2692 (ST_ELEMREV_V4SI): New.
2693 (ST_ELEMREV_V8HI): New.
2694 (ST_ELEMREV_V16QI): New.
2695 (XL): New.
2696 (XST): New.
2697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2698 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2699 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2700 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2701 (altivec_expand_builtin): Add handling for
2702 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2703 (rs6000_invalid_builtin): Add error-checking for
2704 RS6000_BTM_P9_VECTOR.
2705 (altivec_init_builtins): Define builtins used to implement vec_xl
2706 and vec_xst.
2707 (rs6000_builtin_mask_names): Define power9-vector.
2708 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2709 (RS6000_BTM_P9_VECTOR): Define.
2710 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2711 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2712 (vsx_ld_elemrev_v2df): Likewise.
2713 (vsx_ld_elemrev_v4sf): Likewise.
2714 (vsx_ld_elemrev_v4si): Likewise.
2715 (vsx_ld_elemrev_v8hi): Likewise.
2716 (vsx_ld_elemrev_v16qi): Likewise.
2717 (vsx_st_elemrev_v2df): Likewise.
2718 (vsx_st_elemrev_v2di): Likewise.
2719 (vsx_st_elemrev_v4sf): Likewise.
2720 (vsx_st_elemrev_v4si): Likewise.
2721 (vsx_st_elemrev_v8hi): Likewise.
2722 (vsx_st_elemrev_v16qi): Likewise.
2723 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2724 grammar.
2726 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2728 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2729 out into ...
2730 (simplify_control_stmt_condition_1): ... here. Recurse into
2731 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2733 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2735 PR target/69810
2736 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2737 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2738 define_insn_and_split to define_insn.
2739 (zero_extendqi<mode>2_dot2): Same.
2740 (extendqi<mode>2_dot): Same.
2741 (extendqi<mode>2_dot2): Same.
2743 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2745 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2746 (probe_stack): New expander.
2747 (probe_stack_<mode>): New insn pattern.
2749 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/i386.md
2752 (operations with memory inputs setting flags peephole2):
2753 Remove uneeded REG_P checks. Cleanup pattern generation.
2755 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2757 * tree-vect-loop.c (vect_transform_loop): Fix
2758 nb_iterations_upper_bound computation for vectorized loop.
2760 2016-04-29 Marek Polacek <polacek@redhat.com>
2761 Jakub Jelinek <jakub@redhat.com>
2763 PR sanitizer/70342
2764 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2765 TARGET_EXPR_SLOT as a base.
2767 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2769 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2770 with 'rCm2' constraints to limit possible immediate size.
2771 (*load_zeroextendqisi_update): Likewise.
2772 (*load_signextendqisi_update): Likewise.
2773 (*loadhi_update): Likewise.
2774 (*load_zeroextendhisi_update): Likewise.
2775 (*load_signextendhisi_update): Likewise.
2776 (*loadsi_update): Likewise.
2777 (*loadsf_update): Likewise.
2779 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/predicates.md (constm1_operand): Fix comparison.
2783 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2785 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2787 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2789 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2790 remaining SH5 related settings.
2791 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2792 shmedia_prepare_call_address): Delete.
2793 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2794 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2795 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2796 UNSUPPORTED_SH2A): Remove m5 checks.
2797 (sh_divide_strategy_e): Remove SH5 division strategies.
2798 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2799 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2801 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2803 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2805 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2807 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2808 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2809 Change lder to ldr.
2810 * config/s390/vector.md ("mov<mode>"): Likewise.
2812 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2814 * config/s390/constraints.md ("U", "W"): Invoke
2815 s390_mem_constraint with "ZR" and "ZT".
2816 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2817 addresses when using LRA. Accept also short displacements for S
2818 and T constraints. Do not check for long displacement target for
2819 S and T constraints.
2820 (s390_mem_constraint): Remove handling of U and W constraints.
2821 * config/s390/s390.md (various patterns): Remove the short
2822 displacement constraints (Q and R) if a long displacement
2823 constraint is present. Add longdisp as required CPU capability.
2824 * config/s390/vector.md: Likewise.
2825 * config/s390/vx-builtins.md: Likewise.
2827 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2829 PR target/60040
2830 * reload1.c (reload): Call finish_spills before
2831 restarting reload loop. Skip select_reload_regs
2832 if update_eliminables_and_spill returns true.
2834 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2836 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2837 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2838 (umulhisi3_imm): Update predicates and constraint letters.
2839 (umulhisi3_reg): Declare instruction as commutative.
2840 * config/arc/constraints.md (J12, J16): New constraints.
2841 * config/arc/predicates.md (short_unsigned_const_operand): New
2842 predicate.
2843 (arc_short_operand): Likewise.
2844 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2846 2016-04-29 Richard Biener <rguenther@suse.de>
2848 PR tree-optimization/13962
2849 PR tree-optimization/65686
2850 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2851 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2852 using PTA to compare pointers.
2853 * match.pd: Add pattern for pointer equality compare simplification
2854 using ptrs_compare_unequal.
2856 2016-04-29 Richard Biener <rguenther@suse.de>
2858 * stor-layout.c (layout_type): Do not build a pointer-to-element
2859 type for arrays.
2861 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2863 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2864 Use SWI mode iterator. Use general_reg_operand predicate.
2865 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2866 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2867 predicates.
2869 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2871 PR middle-end/70843
2872 * fold-const.c (operand_equal_p): Don't verify hash value equality
2873 if arg0 == arg1.
2874 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2875 and OMP_CLAUSE.
2877 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2879 PR target/70858
2880 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2881 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2882 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2883 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2884 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2886 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2888 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2889 to info. Don't initialize separate fields to 0. Clean up
2890 formatting a bit.
2892 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/i386.md (peephole2s for operations with memory inputs):
2895 Use SWI mode iterator.
2896 (peephole2s for operations with memory outputs): Ditto.
2897 Do not check for stack checking probe.
2899 (probe_stack): Remove expander.
2901 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2902 Andrew Burgess <andrew.burgess@embecosm.com>
2904 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2905 operands as 32-bits.
2907 2016-04-28 Jason Merrill <jason@redhat.com>
2909 * gdbinit.in: Skip line-map.h.
2911 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2912 Andrew Burgess <andrew.burgess@embecosm.com>
2914 * config/arc/arc.c (arc_conditional_register_usage): Take
2915 TARGET_RRQ_CLASS into account.
2916 (arc_print_operand): Support printing 'p' and 's' operands.
2917 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2918 as 0.
2919 (TARGET_RRQ_CLASS): Define.
2920 (IS_POWEROF2_OR_0_P): Define.
2921 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2922 alternatives.
2923 (*tst_movb): New define_insn.
2924 (*tst): Avoid recognition if it could prevent '*tst_movb'
2925 combination; replace c/CnL with c/Chs alternative.
2926 (*tst_bitfield_tst): New define_insn.
2927 (*tst_bitfield_asr): New define_insn.
2928 (*tst_bitfield): New define_insn.
2929 (andsi3_i): Add Rrq variant.
2930 (extzv): New define_expand.
2931 (insv): New define_expand.
2932 (*insv_i): New define_insn.
2933 (*movb): New define_insn.
2934 (*movb_signed): New define_insn.
2935 (*movb_high): New define_insn.
2936 (*movb_high_signed): New define_insn.
2937 (*movb_high_signed + 1): New define_split pattern.
2938 (*mrgb): New define_insn.
2939 (*mrgb + 1): New define_peephole2 pattern.
2940 (*mrgb + 2): New define_peephole2 pattern.
2941 * config/arc/arc.opt (mbitops): New option for nps400, uses
2942 TARGET_NPS_BITOPS_DEFAULT.
2943 * config/arc/constraints.md (q): Make register class conditional.
2944 (Rrq): New register constraint.
2945 (Chs): New constraint.
2946 (Clo): New constraint.
2947 (Chi): New constraint.
2948 (Cbf): New constraint.
2949 (Cbn): New constraint.
2950 (C18): New constraint.
2951 (Cbi): New constraint.
2953 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2955 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2956 dst->popcount.
2957 (bitmap_intersection_of_preds): Ditto.
2958 (bitmap_union_of_succs): Ditto.
2959 (bitmap_union_of_preds): Ditto.
2960 * sbitmap.c (do_popcount): Delete.
2961 (BITMAP_DEBUGGING): Delete.
2962 (sbitmap_verify_popcount): Delete.
2963 (sbitmap_alloc): Don't initialize the popcount field.
2964 (sbitmap_alloc_with_popcount): Delete.
2965 (sbitmap_resize): Don't resize the popcount array.
2966 (sbitmap_vector_alloc): Don't initialize the popcount field.
2967 (bitmap_copy): Don't copy the popcount array.
2968 (bitmap_clear): Don't clear the popcount array.
2969 (bitmap_clear): Delete the popcount array handling.
2970 (bitmap_ior_and_compl): Delete the popcount assert.
2971 (bitmap_not): Ditto.
2972 (bitmap_and_compl): Ditto.
2973 (bitmap_and): Delete the popcount array handling.
2974 (bitmap_xor): Ditto.
2975 (bitmap_ior): Ditto.
2976 (bitmap_or_and): Delete the popcount assert.
2977 (bitmap_and_or): Ditto.
2978 (popcount_table): Delete.
2979 (sbitmap_elt_popcount): Delete.
2980 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2981 (bitmap_set_bit): Delete the popcount assert.
2982 (bitmap_clear_bit): Ditto.
2983 (sbitmap_free): Don't free the popcount array.
2984 (sbitmap_alloc_with_popcount): Delete declaration.
2985 (sbitmap_popcount): Ditto.
2987 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2988 Andrew Burgess <andrew.burgess@embecosm.com>
2990 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2991 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2992 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2993 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2994 * config/arc/arc.opt (mcmem): New option.
2995 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2996 supply length for r/m alternative.
2997 (*extendqisi2_ac): Likewise.
2998 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2999 r/Uex alternative.
3000 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
3001 (movhi_insn): Likewise.
3002 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
3003 (*zero_extendqihi2_i): Add r/Ucm alternative.
3004 (*zero_extendqisi2_ac): Likewise.
3005 (*zero_extendhisi2_i): Likewise.
3006 * config/arc/constraints.md (Uex): New memory constraint.
3007 (Ucm): New define_constraint.
3008 * config/arc/predicates.md (long_immediate_loadstore_operand):
3009 Return 0 for MEM with cmem_address address.
3010 (cmem_address_0): New predicates.
3011 (cmem_address_1): Likewise.
3012 (cmem_address_2): Likewise.
3013 (cmem_address): Likewise.
3015 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3017 * config/rs6000/rs6000.c (machine_function): Rename
3018 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3019 (rs6000_stack_info): Adjust.
3021 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3022 Andrew Burgess <andrew.burgess@embecosm.com>
3024 * config/arc/constraints.md (Usd): Convert to define_constraint.
3025 (Us<): Likewise.
3026 (Us>): Likewise.
3028 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3030 PR target/70821
3031 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3032 Add new peephole2 where the first insn is *mov<mode>_or instead of
3033 *mov<mode>_internal.
3035 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3037 * tracer.c (bb_seen): Make static.
3039 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3041 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3042 support, setup defaults.
3043 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3044 * config/arc/arc.c (arc_init): Add NPS400 support.
3045 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3046 (TARGET_ARC700): NPS400 is also an ARC700.
3047 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3049 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3051 PR target/70668
3052 * config/nds32/nds32.md (casesi): Don't access the operands array
3053 out of bounds.
3055 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3058 (or $-1,reg peephole2): Ditto.
3059 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3061 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3063 * doc/extend.texi (Common Function Attributes) [optimize]:
3064 Discourage use of the optimize attribute.
3066 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3068 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3069 special case builtin.
3070 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3071 ALTIVEC_BUILTIN_VEC_ADDE.
3072 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3073 support for ALTIVEC_BUILTIN_VEC_ADDE.
3074 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3075 for __builtin_vec_adde.
3077 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3079 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3080 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3082 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3084 PR testsuite/70595
3085 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3086 attributes): Document cilkplus_runtime.
3088 2016-04-28 Martin Jambor <mjambor@suse.cz>
3090 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3091 this function. Call verify_expr on MEM_REFs and bases of other
3092 handled_components.
3094 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3096 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3097 for WORD_REGISTER_OPERATIONS to runtime check.
3099 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3101 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3103 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3105 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3106 big-endian compilation.
3107 * config/arc/arc.md (addf3): Likewise.
3108 (subdf3): Likewise.
3109 (muldf3): Likewise.
3111 2016-04-28 Richard Biener <rguenther@suse.de>
3113 PR tree-optimization/70840
3114 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3115 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3116 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3117 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3119 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3121 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3122 and explain why in a comment.
3124 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3126 * config/arc/arc.md (cpu_facility): Add fpx variant.
3127 (subdf3): Prohibit use reverse sub when assist operations option
3128 is enabled.
3129 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3130 instructions only when FPX is enabled.
3131 * testsuite/gcc.target/arc/trsub.c: New test.
3133 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3135 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3136 mult_operator when calculating "type" attribute.
3137 (*fop_<mode>_1_i387): Ditto.
3138 (*fop_xf_1_i387): Ditto.
3139 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3140 Use std::swap to swap operands. Use RTL expressions to generate
3141 converted pattern.
3143 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3144 Joern Rennecke <joern.rennecke@embecosm.com>
3146 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3147 declaration.
3148 (emit_pic_move): Remove.
3149 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3150 * config/arc/arc.c (emit_pic_move): Removed.
3151 (TARGET_HAVE_TLS): Define.
3152 (arc_conditional_register_usage): Test for arc_tp_regno.
3153 (arc_print_operand, arc_print_operand_address): Handle TLS
3154 unspecs.
3155 (arc_needs_pcl_p): New function.
3156 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3157 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3158 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3159 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3160 (arc_legitimize_tls_address): Likewise.
3161 (DTPOFF_ZERO_SYM): Define.
3162 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3163 (arc_output_pic_addr_const): Print TLS unspecs.
3164 (prepare_pic_move): New function, replaces emit_pic_move.
3165 (arc_legitimate_constant_p): Handle TLS unspecs.
3166 (arc_legitimate_address_p): Likewise.
3167 (arc_rewrite_small_data_p): Use assert for TLS constants.
3168 (prepare_move_operands): Use prepare_pic_move.
3169 (arc_legitimize_address): Legitimize tls addresses.
3170 (arc_epilogue_uses): Check for arc_tp_regno.
3171 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3172 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3173 Define.
3174 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3175 Likewise.
3176 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3177 %(arc_tls_extra_start_spec).
3178 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3179 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3180 (EH_USES): Define.
3181 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3182 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3183 (UNSPEC_TLS_OFF): Add.
3184 (R10_REG): Define.
3185 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3186 (get_thread_pointersi): New patterns.
3187 * config/arc/arc.opt (mtp-regno): New option.
3188 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3189 (move_dest_operand): Likewise.
3190 * configure: Regenerate.
3191 * configure.ac: Add arc*-*-* case to test for tls.
3192 * doc/invoke.texi (ARC options): Document mtp-regno.
3194 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3196 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3197 the new ARC HS SIMD instructions.
3198 (arc_preferred_simd_mode): New function.
3199 (arc_autovectorize_vector_sizes): Likewise.
3200 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3201 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3202 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3203 (arc_init_builtins): Add new SIMD builtin types.
3204 (arc_split_move): Handle 64 bit vector moves.
3205 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3206 (TARGET_PLUS_QMACW): Define.
3207 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3208 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3209 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3210 (VSUBADD4H): New builtins.
3211 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3212 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3214 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3215 Matthias Klose <doko@debian.org>
3217 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3219 2016-04-28 Richard Biener <rguenther@suse.de>
3221 PR middle-end/70777
3222 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3223 canonicalization.
3225 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3227 * common/config/sh/sh-common.c: Remove SH5 support.
3228 * config/sh/constraints.md: Likewise.
3229 * config/sh/config/sh/elf.h: Likewise.
3230 * config/sh/linux.h: Likewise.
3231 * config/sh/netbsd-elf.h: Likewise.
3232 * config/sh/predicates.md: Likewise.
3233 * config/sh/sh-c.c: Likewise.
3234 * config/sh/sh-protos.h: Likewise.
3235 * config/sh/sh.c: Likewise.
3236 * config/sh/sh.h: Likewise.
3237 * config/sh/sh.md: Likewise.
3238 * config/sh/sh.opt: Likewise.
3239 * config/sh/sync.md: Likewise.
3240 * config/sh/sh64.h: Delete.
3241 * config/sh/shmedia.h: Likewise.
3242 * config/sh/shmedia.md: Likewise.
3243 * config/sh/sshmedia.h: Likewise.
3244 * config/sh/t-netbsd-sh5-64: Likewise.
3245 * config/sh/t-sh64: Likewise.
3246 * config/sh/ushmedia.h: Likewise.
3248 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3250 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3251 general_reg_operand instead of register_operand predicate.
3253 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3255 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3257 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3259 * match.pd (A - B > A, A + B < A): New transformations.
3261 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3263 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3264 which defaults to true. Emit an outer pair of parentheses only if
3265 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3266 don't emit parentheses for the right-hand operand.
3268 2016-04-27 Jeff Law <law@redhat.com>
3270 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3272 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3274 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3275 (altivec_lvx_<mode>_internal): Document.
3276 (altivec_lvx_<mode>_2op): New define_insn.
3277 (altivec_lvx_<mode>_1op): Likewise.
3278 (altivec_lvx_<mode>_2op_si): Likewise.
3279 (altivec_lvx_<mode>_1op_si): Likewise.
3280 (altivec_stvx_<mode>): Remove.
3281 (altivec_stvx_<mode>_internal): Document.
3282 (altivec_stvx_<mode>_2op): New define_insn.
3283 (altivec_stvx_<mode>_1op): Likewise.
3284 (altivec_stvx_<mode>_2op_si): Likewise.
3285 (altivec_stvx_<mode>_1op_si): Likewise.
3286 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3287 Expand vec_ld and vec_st during parsing.
3288 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3289 changes.
3290 (altivec_expand_stvx_be): Likewise.
3291 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3292 address-masking behavior in RTL.
3293 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3294 address-masking behavior in RTL.
3295 (altivec_expand_builtin): Change builtin code arguments for calls
3296 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3297 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3298 presence of lvx/stvx patterns.
3299 (alignment_with_canonical_addr): New function.
3300 (alignment_mask): Likewise.
3301 (find_alignment_op): Likewise.
3302 (recombine_lvx_pattern): Likewise.
3303 (recombine_stvx_pattern): Likewise.
3304 (recombine_lvx_stvx_patterns): Likewise.
3305 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3306 stvx patterns from expand.
3307 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3308 expansions.
3309 (vector_altivec_store_<mode>): Likewise.
3311 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3313 * config/aarch64/aarch64.md
3314 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3315 remove the "fp" attributes.
3316 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3317 add the "simd" attributes.
3318 (*movdf_aarch64): Likewise.
3319 (*movtf_aarch64): Remove the "fp" attributes.
3320 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3321 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3323 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3325 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3326 rtx to rtx_code_label *.
3327 * rtl.h (maybe_set_first_label_num): Likewise.
3329 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3331 * df-core.c (df_add_problem): Make the problem param be const.
3332 (df_remove_problem): Make local "problem" be const.
3333 * df-problems.c (problem_RD): Make const.
3334 (problem_LR): Likewise.
3335 (problem_LIVE): Likewise.
3336 (problem_MIR): Likewise.
3337 (problem_CHAIN): Likewise.
3338 (problem_WORD_LR): Likewise.
3339 (problem_NOTE): Likewise.
3340 (problem_MD): Likewise.
3341 * df-scan.c (problem_SCAN): Likewise.
3342 * df.h (struct df_problem): Make field "dependent_problem" be
3343 const.
3344 (struct dataflow): Likewise for field "problem".
3345 (df_add_problem): Make param const.
3347 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3349 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3350 inter-unit moves to/from vector registers are enabled. Do not disable
3351 for TARGET_MMX.
3353 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3355 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3356 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3357 #define to...
3358 (enum df_problem_id): ...this new enum.
3359 (struct df_problem): Convert field "id" from "int" to
3360 enum df_problem_id.
3362 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3364 * rtl.def: Update comment for "things in the instruction chain" to
3365 reflect the removal of the leading "i" field for INSN_UID in
3366 r210360. Fix bogus apostrophe.
3368 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386.md
3371 (lea arith with mem operand + setcc peephole2): Set operator mode.
3373 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3375 PR target/70155
3376 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3377 (dimode_scalar_to_vector_candidate_p): This.
3378 (timode_scalar_to_vector_candidate_p): New function.
3379 (scalar_to_vector_candidate_p): Likewise.
3380 (timode_check_non_convertible_regs): Likewise.
3381 (timode_remove_non_convertible_regs): Likewise.
3382 (remove_non_convertible_regs): Likewise.
3383 (remove_non_convertible_regs): Renamed to ...
3384 (dimode_remove_non_convertible_regs): This.
3385 (scalar_chain::~scalar_chain): Make it virtual.
3386 (scalar_chain::compute_convert_gain): Make it pure virtual.
3387 (scalar_chain::mark_dual_mode_def): Likewise.
3388 (scalar_chain::convert_insn): Likewise.
3389 (scalar_chain::convert_registers): Likewise.
3390 (scalar_chain::add_to_queue): Make it protected.
3391 (scalar_chain::emit_conversion_insns): Likewise.
3392 (scalar_chain::replace_with_subreg): Likewise.
3393 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3394 (scalar_chain::convert_op): Likewise.
3395 (scalar_chain::convert_reg): Likewise.
3396 (scalar_chain::make_vector_copies): Likewise.
3397 (scalar_chain::convert_registers): New pure virtual function.
3398 (class dimode_scalar_chain): New class.
3399 (class timode_scalar_chain): Likewise.
3400 (scalar_chain::mark_dual_mode_def): Renamed to ...
3401 (dimode_scalar_chain::mark_dual_mode_def): This.
3402 (timode_scalar_chain::mark_dual_mode_def): New function.
3403 (timode_scalar_chain::convert_insn): Likewise.
3404 (dimode_scalar_chain::convert_registers): Likewise.
3405 (scalar_chain::compute_convert_gain): Renamed to ...
3406 (dimode_scalar_chain::compute_convert_gain): This.
3407 (scalar_chain::replace_with_subreg): Renamed to ...
3408 (dimode_scalar_chain::replace_with_subreg): This.
3409 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3410 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3411 (scalar_chain::make_vector_copies): Renamed to ...
3412 (dimode_scalar_chain::make_vector_copies): This.
3413 (scalar_chain::convert_reg): Renamed to ...
3414 (dimode_scalar_chain::convert_reg ): This.
3415 (scalar_chain::convert_op): Renamed to ...
3416 (dimode_scalar_chain::convert_op): This.
3417 (scalar_chain::convert_insn): Renamed to ...
3418 (dimode_scalar_chain::convert_insn): This.
3419 (scalar_chain::convert): Call convert_registers.
3420 (convert_scalars_to_vector): Change to scalar_chain pointer to
3421 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3422 in 32-bit mode. Delete scalar_chain pointer. Call
3423 free_dominance_info in 64-bit mode.
3424 (pass_stv::gate): Remove TARGET_64BIT check.
3425 (ix86_option_override): Put the 64-bit STV pass before the CSE
3426 pass.
3428 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3430 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3431 dw_loc_frame_offset field.
3432 * dwarf2out.c (new_loc_descr): Likewise.
3433 (resolve_args_picking_1): Turn the VISITED hash set into a
3434 FRAME_OFFSET hash map. Use it to associate a frame offset to
3435 visited nodes. Remove uses of the CHECKING_P macro.
3436 (resolve_args_picking): Update call to resolve_args_picking_1.
3438 2016-04-27 Martin Liska <mliska@suse.cz>
3440 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3441 (free_loop_data): Release vuses of groups.
3443 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3445 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3446 instead of redundant use_id and boolean have_use_for.
3447 (struct iv_use): Change sub_id into group_id. Remove field next.
3448 Move fields: related_cands, n_map_members, cost_map and selected
3449 to ...
3450 (struct iv_group): ... here. New structure.
3451 (struct iv_common_cand): Use structure declaration directly.
3452 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3453 (MAX_CONSIDERED_USES): Rename macro to ...
3454 (MAX_CONSIDERED_GROUPS): ... here.
3455 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3456 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3457 (dump_uses): Rename to ...
3458 (dump_groups): ... here. Update all uses.
3459 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3460 (find_induction_variables): Refactor format of dump information.
3461 (record_sub_use): Delete.
3462 (record_use): Update all uses.
3463 (record_group): New function.
3464 (record_group_use, find_interesting_uses_op): Call above functions.
3465 Update all uses.
3466 (find_interesting_uses_cond): Ditto.
3467 (group_compare_offset): New function.
3468 (split_all_small_groups): Rename to ...
3469 (split_small_address_groups_p): ... here. Update all uses.
3470 (split_address_groups): Update all uses.
3471 (find_interesting_uses): Refactor format of dump information.
3472 (add_candidate_1): Update all uses. Remove redundant check on iv,
3473 base and step.
3474 (add_candidate, record_common_cand): Remove redundant assert.
3475 (add_iv_candidate_for_biv): Update use.
3476 (add_iv_candidate_derived_from_uses): Update all uses.
3477 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3478 (alloc_use_cost_map): Ditto.
3479 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3480 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3481 (determine_use_iv_cost_generic): Ditto.
3482 (determine_group_iv_cost_generic): Ditto.
3483 (determine_use_iv_cost_address): Ditto.
3484 (determine_group_iv_cost_address): Ditto.
3485 (determine_use_iv_cost_condition): Ditto.
3486 (determine_group_iv_cost_cond): Ditto.
3487 (determine_use_iv_cost): Ditto.
3488 (determine_group_iv_cost): Ditto.
3489 (set_autoinc_for_original_candidates): Update all uses.
3490 (find_iv_candidates): Update all uses. Refactor dump information.
3491 (determine_use_iv_costs): Ditto.
3492 (determine_iv_costs): Ditto.
3493 (iv_ca_cand_for_use): Rename to ...
3494 (iv_ca_cand_for_group): ... here. Update all uses.
3495 (iv_ca_add_use, iv_ca_add_group): Ditto.
3496 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3497 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3498 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3499 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3500 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3501 (create_new_iv, adjust_iv_update_pos): Ditto.
3502 (rewrite_use_address): Delete.
3503 (rewrite_use_address_1): Rename to ...
3504 (rewrite_use_address): ... here.
3505 (rewrite_use_compare): Update all uses.
3506 (rewrite_use): Delete.
3507 (rewrite_uses): Rename to ...
3508 (rewrite_groups): ... here. Update all uses.
3509 (remove_unused_ivs, free_loop_data): Update all uses.
3510 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3512 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3514 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3515 for WORD_REGISTER_OPERATIONS to runtime check.
3517 2016-04-27 Richard Biener <rguenther@suse.de>
3519 PR ipa/70760
3520 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3521 aggregate_value_p to determine if a function result is
3522 returned by reference.
3523 (ipa_pta_execute): Functions having their address taken are
3524 not automatically nonlocal.
3526 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3528 PR sanitizer/70683
3529 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3530 * fold-const.c (operand_equal_p): If flag_checking and
3531 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3532 and if it returns non-zero, assert iterative_hash_expr on both
3533 args is the same.
3535 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3537 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3539 2016-04-27 Nick Clifton <nickc@redhat.com>
3541 PR middle-end/49889
3542 * varasm.c (merge_weak): Generate an error if an attempt is made
3543 to convert a non-weak static function into a weak, public function.
3545 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3547 * params.def (MAX_PARTITION_SIZE): New param.
3548 * doc/invoke.texi: Document lto-max-partition.
3550 2016-04-27 Richard Biener <rguenther@suse.de>
3552 PR ipa/70785
3553 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3554 function cummulating used_from_other_partition, externally_visible
3555 and force_output from aliases.
3556 (refered_from_nonlocal_var): Likewise.
3557 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3558 node flags properly.
3560 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3562 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3563 (-Wmemset-elt-size): New item.
3565 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3567 PR ada/70759
3568 * stor-layout.h (internal_reference_types): Delete.
3569 * stor-layout.c (reference_types_internal): Likewise.
3570 (internal_reference_types): Likewise.
3571 (layout_type) <REFERENCE_TYPE>: Adjust.
3573 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3575 PR sanitizer/70683
3576 * tree.h (inchash::add_expr): Add FLAGS argument.
3577 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3578 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3579 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3580 Formatting fix. Adjust recursive calls. For tcc_comparison,
3581 if swap_tree_comparison (code) is smaller than code, hash that
3582 and arguments in the other order. Hash CONVERT_EXPR the same
3583 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3584 of ADDR_EXPR of decl as the decl itself. Add or remove
3585 OEP_ADDRESS_OF from recursive flags as needed. For
3586 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3587 operands commutatively and only the third one normally.
3588 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3590 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3592 * config/rtems.h (LIB_SPEC): Add -latomic.
3594 2016-04-27 Joel Sherrill <joel@rtems.org>
3596 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3597 xilink.ld and flags not relevant to RTEMS.
3599 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3601 * toplev.c (backend_init_target): Avoid calling init_reload when using
3602 LRA.
3604 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3606 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3607 for loops rather than one for the whole function.
3609 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3611 * match.pd (X + CST CMP X): New transformation.
3613 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3615 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3616 * fold-const.c (fold_binary_loc): Remove 2 transformations
3617 superseded by match.pd.
3618 * match.pd (x+x -> x*2): Generalize to integers.
3620 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3622 * config/i386/i386.md (operation on memory peephole): Duplicate an
3623 existing peephole and adapt it to match lea rather than an operation
3624 that clobbers CC.
3626 PR rtl-optimization/57193
3627 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3628 and above.
3629 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3631 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3633 * tree-if-conv.c (any_pred_load_store): New static variable.
3634 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3635 any_pred_load_store instead of and_mask_load_store.
3636 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3637 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3638 (combine_blocks, tree_if_conversion): Ditto.
3640 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3642 PR tree-optimization/70771
3643 PR tree-optimization/70775
3644 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3645 virtual PHI nodes. Delete parameter.
3646 (if_convertible_loop_p_1): Delete argument to above function.
3647 (predicate_all_scalar_phis): Delete code handling single-argument
3648 PHIs.
3649 (tree_if_conversion): Mark and update virtual SSA.
3651 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3653 PR target/61821
3654 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3655 (x86_elf_aligned_common): Rename to ...
3656 (x86_elf_aligned_decl_common): ... this.
3657 Add decl arg. Switch to .lbss for largecomm object. Use
3658 LARGECOMM_SECTION_ASM_OP.
3659 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3660 renaming.
3661 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3662 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3663 Pass new decl arg.
3664 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3665 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3667 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3669 PR target/59407
3670 * config/i386/i386.c (SECTION_LARGE): Define.
3671 (x86_64_elf_select_section): Set it for large data/bss sections.
3672 Only clear SECTION_WRITE for .lrodata.
3673 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3674 data/bss sections.
3675 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3676 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3677 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3678 SECTION_MACH_DEP.
3679 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3680 * doc/tm.texi: Regenerate.
3682 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3684 PR bootstrap/70704
3685 * configure.ac (--enable-checking): Document extra flag, for
3686 non-release builds default to --enable-checking=yes,extra.
3687 If misc checking and extra checking, define CHECKING_P to 2 instead
3688 of 1.
3689 * common.opt (fchecking=): Add.
3690 * doc/invoke.texi (-fchecking=): Document.
3691 * doc/install.texi: Document --enable-checking changes.
3692 * configure: Regenerated.
3693 * config.in: Regenerated.
3695 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3698 attribute instead of which_alternative.
3699 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3700 Use EXT_REX_SSE_REG_P where appropriate.
3702 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/predicates.md (const0_operand): Do not match
3705 const_wide_int code.
3706 (const1_operand): Ditto.
3708 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3711 for SSE constm1 operands and TARGET_AVX512VL.
3712 (*movti_internal): Ditto.
3713 (*mov<mode>_or): Use constm1_operand predicate.
3714 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3715 for SSE vector_all_ones operands and TARGET_AVX512VL.
3716 * config/i386/predicates.md (constm1_operand): New predicate.
3717 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3718 emission of constant -1 load.
3720 2016-04-25 Jason Merrill <jason@redhat.com>
3722 * gdbinit.in: Skip is-a.h.
3724 * attribs.c (register_scoped_attributes): Fix logic.
3725 * attribs.h: Declare register_scoped_attributes.
3727 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3729 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3730 stxvd2x and stxvw4x built-in functions.
3732 2016-04-25 DJ Delorie <dj@redhat.com>
3734 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3735 (ashrhi3): Likewise.
3736 (lshrhi3): Likewise.
3738 2016-04-25 Richard Biener <rguenther@suse.de>
3740 PR tree-optimization/70780
3741 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3742 wasn't visited yet.
3743 (compute_antic): Mark blocks with abnormal preds as visited as
3744 they have a final empty antic-in solution already.
3746 2016-04-25 Michael Collison <michael.collison@linaro.org>
3748 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3750 2016-04-25 Michael Collison <michael.collison@linaro.org>
3752 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3753 mode is VQI to improve mixed mode vectorization.
3754 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3755 define_insn to match low half of signed vaddw.
3756 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3757 define_insn to match high half of signed vaddw.
3758 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3759 define_insn to match low half of unsigned vaddw.
3760 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3761 define_insn to match high half of unsigned vaddw.
3762 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3763 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3764 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3765 for new function.
3766 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3767 * config/arm/predicates.md (vect_par_constant_high): Support
3768 big endian and simplify by calling
3769 arm_simd_check_vect_par_cnst_half
3770 (vect_par_constant_low): Likewise.
3772 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3775 predicate for operand 2.
3777 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3778 H.J. Lu <hongjiu.lu@intel.com>
3780 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3781 machine_mode argument.
3782 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3783 constm1_rtx operands. For VOIDmode constants, get mode from
3784 pred_mode. Check mode size if the mode is supported by ABI.
3785 (standard_sse_constant_opcode): Do not use standard_constant_p.
3786 Strictly check ABI support for all-ones operands.
3787 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3788 immediates. Update calls to standard_sse_constant_p.
3789 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3790 (ix86_rtx_costs): Ditto.
3791 * config/i386/i386.md (*movxi_internal_avx512f): Use
3792 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3793 Use (v,BC) alternative instead of (v,C). Use register_operand
3794 checks instead of MEM_P.
3795 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3796 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3797 isa attribute. Use register_operand checks instead of MEM_P.
3798 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3799 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3800 alternative and corresponding sse2 isa attribute.
3801 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3802 to standard_sse_constant_p.
3803 (FP constant splitters): Ditto.
3804 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3805 (C): Ditto.
3806 * config/i386/predicates.md (constm1_operand): Remove.
3807 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3808 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3809 vector_all_ones_operand instead of constm1_operand.
3811 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3813 * print-rtl.c (print_rtx_insn_vec): New function.
3814 * print-rtl.h: New prototype.
3815 * store-motion.c (struct st_expr): Make avail_stores a vector.
3816 (st_expr_entry): Adjust.
3817 (free_st_expr_entry): Likewise.
3818 (print_store_motion_mems): Likewise.
3819 (find_moveable_store): Likewise.
3820 (compute_store_table): Likewise.
3821 (delete_store): Likewise.
3822 (build_store_vectors): Likewise.
3824 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3826 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3828 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3830 * vec.h (vec_safe_contains): New function.
3831 (vec::contains): Likewise.
3832 (vec::begin): Likewise.
3833 (vec::end): Likewise.
3835 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3837 PR sanitizer/70712
3838 * cfgexpand.c (expand_stack_vars): Fix typo.
3840 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3842 * system.h (list, map, set, vector): Include conditionally.
3843 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3844 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3845 * ipa-icf.c (INCLUDE_LIST): Define.
3846 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3847 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3848 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3849 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3850 * cp/logic.cc (INCLUDE_LIST): Define.
3851 * fortran/trans-common.c (INCLUDE_MAP): Define.
3853 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3855 * auto-profile.c: Remove <string.h> include.
3856 * ipa-icf-gimple.c: Remove <list> include.
3857 * diagnostic.c: Remove <new> include.
3858 * genmatch.c: Likewise.
3859 * pretty-print.c: Likewise.
3860 * toplev.c: Likewise
3861 * c/c-objc-common.c: Likewise.
3862 * cp/error.c: Likewise.
3863 * fortran/error.c: Likewise.
3865 2016-04-22 Richard Biener <rguenther@suse.de>
3867 * lto-streamer-in.c (input_ssa_names): Do not allocate
3868 GIMPLE_NOP for all SSA names.
3869 * lto-streamer-out.c (output_ssa_names): Do not output
3870 SSA names that should have been released.
3872 2016-04-22 Richard Biener <rguenther@suse.de>
3874 PR tree-optimization/70740
3875 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3876 VDEF.
3878 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3880 PR target/70750
3881 * config/i386/predicates.md (call_insn_operand): Replace
3882 sibcall_memory_operand with memory_operand.
3884 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3886 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3887 has_single_use() tests.
3888 (register_edge_assert_for_1): Likewise.
3889 (find_assert_locations_1): Check the liveness bitmap instead of
3890 checking has_single_use().
3892 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3894 PR target/70728
3895 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3896 Extract AVX-512BW constraint from AVX.
3898 2016-04-21 Richard Biener <rguenther@suse.de>
3900 PR tree-optimization/70725
3901 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3902 for phi_convertible_by_degenerating_args.
3903 (predicate_all_scalar_phis): Handle single-argument PHIs.
3905 2016-04-21 Richard Biener <rguenther@suse.de>
3907 PR middle-end/70747
3908 * fold-const.c (fold_comparison): Return properly typed
3909 constant boolean.
3911 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3913 PR tree-optimization/70715
3914 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3915 after expanding BASE using expand_simple_operations.
3917 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3919 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3920 New transformations.
3922 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3924 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3926 2016-04-20 Jan Hubicka <jh@suse.cz>
3928 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3929 ultiimate_alias_target.
3930 (update_callee_keys): Likewise.
3931 (lookup_recursive_calls): Likewise.
3932 (speculation_useful_p): Likewise.
3934 2016-04-20 Jan Hubicka <jh@suse.cz>
3936 PR ipa/70018
3937 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3938 (set_nothrow_flag_1): ... this; handle interposition correctly;
3939 recurse on aliases and thunks.
3940 (cgraph_node::set_nothrow_flag): New.
3941 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3942 functions compiled with non-call exceptions that binds to current
3943 def.
3944 (propagate_nothrow): Be safe WRT interposition.
3945 * cgraph.h (set_nothrow_flag): Update prototype.
3947 2016-04-18 Jan Hubicka <jh@suse.cz>
3949 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3950 max_loop_iterations_int.
3951 (tree_unswitch_outer_loop): Likewise.
3953 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3955 PR tree-optimization/69489
3956 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3957 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3958 Revise dump message.
3959 (if_convertible_bb_p): Remove check on edge count of basic block's
3960 predecessors.
3962 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3964 PR tree-optimization/56625
3965 PR tree-optimization/69489
3966 * tree-data-ref.h (DR_INNERMOST): New macro.
3967 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3968 hashing struct innermost_loop_behavior.
3969 (ref_DR_map): Remove.
3970 (innermost_DR_map): New map.
3971 (baseref_DR_map): Revise comment.
3972 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3973 to innermost_DR_map accroding to its innermost loop behavior.
3974 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3975 to its innermost loop behavior.
3976 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3977 Add initialization for innermost_DR_map. Record memory reference
3978 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3979 have innermost loop behavior.
3980 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3981 innermost_DR_map.
3983 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3986 *lea_general_1. Use explicit SWI12 mode interator.
3987 (*lea<mode>_general_2): Rename from *lea_general_2.
3988 Use explicit SWI12 mode interator.
3989 (*lea<mode>_general_3): Rename from *lea_general_3.
3990 Use explicit SWI12 mode interator.
3991 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3992 Use explicit SWI12 mode interator.
3993 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3994 Use explicit SWI48 mode interator.
3996 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3998 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3999 Short-cut unaligned load and store cases. Handle all integer
4000 vector modes.
4001 (ix86_expand_vector_move_misalign): Short-cut unaligned load
4002 and store cases. Call ix86_avx256_split_vector_move_misalign
4003 directly without checking mode class.
4005 2016-04-20 Andrew Pinski <apinski@cavium.com>
4006 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4008 PR target/64971
4009 * config/aarch64/aarch64.md (sibcall): Force call
4010 address to be DImode for ILP32.
4011 (sibcall_value): Likewise.
4013 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4015 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4017 2016-04-20 Richard Biener <rguenther@suse.de>
4019 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4020 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4021 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4022 (maybe_push_res_to_seq): Adjust.
4023 * gimple-fold.c (maybe_build_generic_op): Likewise.
4025 2016-04-20 Marek Polacek <polacek@redhat.com>
4027 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4028 rather than true.
4030 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4032 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4033 use kmovw to support AVX512F target.
4035 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4037 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4039 2016-04-20 Marek Polacek <polacek@redhat.com>
4041 PR tree-optimization/70725
4042 * tree-if-conv.c (is_false_predicate): New function.
4043 (predicate_mem_writes): Use it.
4045 2016-04-20 Richard Biener <rguenther@suse.de>
4047 PR tree-optimization/70726
4048 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4049 shift amounts from a pattern stmt operand.
4051 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4053 PR target/70674
4054 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4055 stack_restore_from_fpr pattern when restoring r15.
4056 (s390_optimize_prologue): Strip away the memory barrier in the
4057 parallel when trying to get rid of restore insns.
4058 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4059 definition for loading the stack pointer from an FPR. Compared to
4060 the normal move insn this pattern includes a full memory barrier.
4062 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4064 PR middle-end/70680
4065 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4066 implicitly linear or lastprivate iterator on the outer context.
4068 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4070 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4071 alignment check.
4072 * config/i386/i386.md (ssememalign): Removed.
4073 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4075 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4077 PR target/69201
4078 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4079 const short * to __builtin_ia32_loaddquhi512_mask.
4080 (_mm512_maskz_loadu_epi16): Likewise.
4081 (_mm512_mask_storeu_epi16): Pass short * to
4082 __builtin_ia32_storedquhi512_mask.
4083 (_mm512_mask_loadu_epi8): Pass const char * to
4084 __builtin_ia32_loaddquqi512_mask.
4085 (_mm512_maskz_loadu_epi8): Likewise.
4086 (_mm512_mask_storeu_epi8): Pass char * to
4087 __builtin_ia32_storedquqi512_mask.
4088 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4089 const double * to __builtin_ia32_loadupd512_mask.
4090 (_mm512_mask_loadu_pd): Likewise.
4091 (_mm512_maskz_loadu_pd): Likewise.
4092 (_mm512_storeu_pd): Pass double * to
4093 __builtin_ia32_storeupd512_mask.
4094 (_mm512_mask_storeu_pd): Likewise.
4095 (_mm512_loadu_ps): Pass const float * to
4096 __builtin_ia32_loadups512_mask.
4097 (_mm512_mask_loadu_ps): Likewise.
4098 (_mm512_maskz_loadu_ps): Likewise.
4099 (_mm512_storeu_ps): Pass float * to
4100 __builtin_ia32_storeups512_mask.
4101 (_mm512_mask_storeu_ps): Likewise.
4102 (_mm512_mask_loadu_epi64): Pass const long long * to
4103 __builtin_ia32_loaddqudi512_mask.
4104 (_mm512_maskz_loadu_epi64): Likewise.
4105 (_mm512_mask_storeu_epi64): Pass long long *
4106 to __builtin_ia32_storedqudi512_mask.
4107 (_mm512_loadu_si512): Pass const int * to
4108 __builtin_ia32_loaddqusi512_mask.
4109 (_mm512_mask_loadu_epi32): Likewise.
4110 (_mm512_maskz_loadu_epi32): Likewise.
4111 (_mm512_storeu_si512): Pass int * to
4112 __builtin_ia32_storedqusi512_mask.
4113 (_mm512_mask_storeu_epi32): Likewise.
4114 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4115 char * to __builtin_ia32_storedquqi256_mask.
4116 (_mm_mask_storeu_epi8): Likewise.
4117 (_mm256_mask_loadu_epi16): Pass const short * to
4118 __builtin_ia32_loaddquhi256_mask.
4119 (_mm256_maskz_loadu_epi16): Likewise.
4120 (_mm_mask_loadu_epi16): Pass const short * to
4121 __builtin_ia32_loaddquhi128_mask.
4122 (_mm_maskz_loadu_epi16): Likewise.
4123 (_mm256_mask_loadu_epi8): Pass const char * to
4124 __builtin_ia32_loaddquqi256_mask.
4125 (_mm256_maskz_loadu_epi8): Likewise.
4126 (_mm_mask_loadu_epi8): Pass const char * to
4127 __builtin_ia32_loaddquqi128_mask.
4128 (_mm_maskz_loadu_epi8): Likewise.
4129 (_mm256_mask_storeu_epi16): Pass short * to.
4130 __builtin_ia32_storedquhi256_mask.
4131 (_mm_mask_storeu_epi16): Pass short * to.
4132 __builtin_ia32_storedquhi128_mask.
4133 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4134 const double * to __builtin_ia32_loadupd256_mask.
4135 (_mm256_maskz_loadu_pd): Likewise.
4136 (_mm_mask_loadu_pd): Pass onst double * to
4137 __builtin_ia32_loadupd128_mask.
4138 (_mm_maskz_loadu_pd): Likewise.
4139 (_mm256_mask_storeu_pd): Pass double * to
4140 __builtin_ia32_storeupd256_mask.
4141 (_mm_mask_storeu_pd): Pass double * to
4142 __builtin_ia32_storeupd128_mask.
4143 (_mm256_mask_loadu_ps): Pass const float * to
4144 __builtin_ia32_loadups256_mask.
4145 (_mm256_maskz_loadu_ps): Likewise.
4146 (_mm_mask_loadu_ps): Pass const float * to
4147 __builtin_ia32_loadups128_mask.
4148 (_mm_maskz_loadu_ps): Likewise.
4149 (_mm256_mask_storeu_ps): Pass float * to
4150 __builtin_ia32_storeups256_mask.
4151 (_mm_mask_storeu_ps): ass float * to
4152 __builtin_ia32_storeups128_mask.
4153 (_mm256_mask_loadu_epi64): Pass const long long * to
4154 __builtin_ia32_loaddqudi256_mask.
4155 (_mm256_maskz_loadu_epi64): Likewise.
4156 (_mm_mask_loadu_epi64): Pass const long long * to
4157 __builtin_ia32_loaddqudi128_mask.
4158 (_mm_maskz_loadu_epi64): Likewise.
4159 (_mm256_mask_storeu_epi64): Pass long long * to
4160 __builtin_ia32_storedqudi256_mask.
4161 (_mm_mask_storeu_epi64): Pass long long * to
4162 __builtin_ia32_storedqudi128_mask.
4163 (_mm256_mask_loadu_epi32): Pass const int * to
4164 __builtin_ia32_loaddqusi256_mask.
4165 (_mm256_maskz_loadu_epi32): Likewise.
4166 (_mm_mask_loadu_epi32): Pass const int * to
4167 __builtin_ia32_loaddqusi128_mask.
4168 (_mm_maskz_loadu_epi32): Likewise.
4169 (_mm256_mask_storeu_epi32): Pass int * to
4170 __builtin_ia32_storedqusi256_mask.
4171 (_mm_mask_storeu_epi32): Pass int * to
4172 __builtin_ia32_storedqusi128_mask.
4173 * config/i386/i386-builtin-types.def (PCSHORT): New.
4174 (PINT64): Likewise.
4175 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4176 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4177 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4178 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4179 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4180 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4181 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4182 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4183 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4184 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4185 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4186 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4187 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4188 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4189 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4190 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4191 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4192 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4193 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4194 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4195 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4196 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4197 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4198 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4199 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4200 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4201 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4202 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4203 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4204 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4205 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4206 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4207 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4208 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4209 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4210 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4211 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4212 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4213 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4214 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4215 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4216 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4217 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4218 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4219 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4220 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4221 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4222 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4223 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4224 use UNSPEC_STOREU.
4225 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4226 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4227 load nor store.
4228 (ix86_expand_vector_move_misalign): Likewise.
4229 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4230 to scalar function prototype for unaligned load/store builtins.
4231 (ix86_expand_special_args_builtin): Updated.
4232 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4233 (UNSPEC_STOREU): Likewise.
4234 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4235 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4236 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4237 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4238 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4239 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4240 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4241 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4242 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4243 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4244 (<avx512>_storedqu<mode>_mask): Likewise.
4245 (*sse4_2_pcmpestr_unaligned): Likewise.
4246 (*sse4_2_pcmpistr_unaligned): Likewise.
4247 (*mov<mode>_internal): Renamed to ...
4248 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4249 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4250 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4251 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4253 2016-04-19 Richard Biener <rguenther@suse.de>
4255 PR tree-optimization/70171
4256 * tree-ssa-phiprop.c: Include stor-layout.h.
4257 (phiprop_insert_phi): Handle the aggregate copy case.
4258 (propagate_with_phi): Likewise.
4260 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4263 instead of simplify_gen_subreg (... , 0).
4264 (ix86_delegitimize_address): Ditto.
4265 (ix86_split_divmod): Ditto.
4266 (ix86_split_copysign_const): Ditto.
4267 (ix86_split_copysign_var): Ditto.
4268 (ix86_expand_args_builtin): Ditto.
4269 (ix86_expand_round_builtin): Ditto.
4270 (ix86_expand_special_args_builtin): Ditto.
4271 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4272 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4273 (udivmodqi4): Ditto.
4274 (absneg splitters): Ditto.
4275 (*jcc_bt<mode>_1): Ditto.
4277 2016-04-19 Richard Biener <rguenther@suse.de>
4279 PR tree-optimization/70724
4280 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4281 restoring out from ...
4282 (free_scc_vn): ... here.
4283 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4284 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4285 tail merging.
4286 (pass_fre::execute): Restore SSA info.
4288 2016-04-19 Richard Biener <rguenther@suse.de>
4290 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4291 * gimple-walk.c (walk_gimple_op): Initialize it.
4292 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4293 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4294 remapping SSA names of defs.
4295 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4296 adjustment.
4298 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4300 PR middle-end/70689
4301 * lra-constraints.c (equiv_substition_p): New.
4302 (process_alt_operands): Use it.
4303 (swap_operands): Swap it.
4304 (curr_insn_transform): Update it.
4306 2016-04-18 Michael Matz <matz@suse.de>
4308 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4309 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4310 * tree-core.h (tree_type_common.align): Use bit-field.
4311 (tree_type_common.spare): New.
4312 (tree_decl_common.off_align): Make smaller.
4313 (tree_decl_common.align): Use bit-field.
4315 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4316 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4317 (scan_sharing_clauses): Ditto.
4318 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4319 (omp_finish_file): Ditto.
4320 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4321 (layout_decl): Ditto.
4322 (relayout_decl): Ditto.
4323 (finalize_record_size): Use SET_TYPE_ALIGN.
4324 (finalize_type_size): Ditto.
4325 (finish_builtin_struct): Ditto.
4326 (layout_type): Ditto.
4327 (initialize_sizetypes): Ditto.
4328 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4329 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4330 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4331 (get_chain_field): Ditto.
4332 (get_trampoline_type): Ditto.
4333 (get_nl_goto_field): Ditto.
4334 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4335 SET_DECL_ALIGN.
4336 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4337 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4338 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4339 (build_qualified_type): Use SET_TYPE_ALIGN.
4340 (build_aligned_type, build_range_type_1): Ditto.
4341 (build_atomic_base): Ditto.
4342 (build_common_tree_nodes): Ditto.
4343 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4344 (expand_one_stack_var_at): Ditto.
4345 * coverage.c (build_var): Use SET_DECL_ALIGN.
4346 * except.c (init_eh): Ditto.
4347 * function.c (assign_parm_setup_block): Ditto.
4348 * symtab.c (increase_alignment_1): Ditto.
4349 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4350 * tree-vect-stmts.c (ensure_base_align): Ditto.
4351 * varasm.c (align_variable): Ditto.
4352 (assemble_variable): Ditto.
4353 (build_constant_desc): Ditto.
4354 (output_constant_def_contents): Ditto.
4356 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4357 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4358 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4359 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4360 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4362 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4364 PR target/70708
4365 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4366 replace %vmovsd with "%vmovq".
4367 (vec_concatv2df): Likewise.
4369 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4371 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4372 (*vec_extractv2si_0): Ditto.
4373 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4374 (zero_extended_scalar_load_operand splitters): Ditto.
4375 (vec_extract splitters): Ditto.
4376 (*vec_extractv4si_0_zext): Ditto.
4377 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4378 and lowpart_subreg.
4379 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4380 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4381 (*sse4_1_extractps): Use lowpart_subreg.
4382 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4384 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4386 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4387 gld requirements.
4388 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4389 Mention Solaris 11 packaging changes.
4390 Update gas and gld requirements.
4391 Remove reference to pre-Solaris 10 bug.
4392 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4393 systems and bugs.
4394 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4395 with cc.
4397 2016-04-17 Jan Hubicka <jh@suse.cz>
4399 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4400 max_loop_iterations_int.
4402 2016-04-18 Richard Biener <rguenther@suse.de>
4404 PR tree-optimization/43434
4405 * tree-ssa-structalias.c (struct vls_data): New.
4406 (visit_loadstore): Handle all pointer-based accesses.
4407 (compute_dependence_clique): Compute a bitmap of restrict tags
4408 assigned bases and pass it to visit_loadstore.
4410 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4412 PR target/70711
4413 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4414 armv8.1-a and armv8.1-a+crc.
4416 2016-04-18 Richard Biener <rguenther@suse.de>
4418 PR tree-optimization/70701
4419 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4420 references after translating through a memcpy.
4422 2016-04-18 Richard Biener <rguenther@suse.de>
4424 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4425 (compute_antic): ... here. For partial antic use regular
4426 postorder and scrap iteration.
4427 (compute_partial_antic_aux): Remove unused return value.
4428 (init_pre): Do not allocate postorder.
4429 (fini_pre): Do not free postorder.
4431 2016-04-18 Richard Biener <rguenther@suse.de>
4433 PR middle-end/37870
4434 * expmed.c (extract_bit_field_1): Remove broken case
4435 using a wider MODE_INT mode.
4437 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4439 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4440 unless compiling with at least GCC-4.8.
4442 2016-04-17 Jan Hubicka <jh@suse.cz>
4444 PR bootstrap/70706
4445 * graphite.c (graphite_finalize): Update call to
4446 tree_estimate_probability.
4447 * predict.h (tree_estimate_probability): Update prototype.
4449 2016-04-17 Jan Hubicka <jh@suse.cz>
4451 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4452 (tree_estimate_probability): Likewise.
4453 (pass_profile::execute): Update.
4454 (report_predictor_hitrates): New function.
4455 * profile.c (compute_branch_probabilities): Use it.
4456 * predict.h (report_predictor_hitrates): Declare.
4458 2016-04-17 Jan Hubicka <jh@suse.cz>
4460 PR ipa/70018
4461 * cgraph.h (cgraph_node::set_const_flag,
4462 cgraph_node::set_pure_flag): Update prototype to return bool;
4463 update comment.
4464 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4465 of interposable symbol are interposable, too.
4466 (cgraph_set_const_flag_1): Rename to ...
4467 (set_const_flag_1): ... this one; change to self recursive function
4468 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4469 clearnig the flag in all variants and also virtual thunks of const
4470 functions are pure; track if any change was done.
4471 (cgraph_node::set_const_flag): Update.
4472 (struct set_pure_flag_info): New struct.
4473 (cgraph_set_pure_flag_1): Rename to ...
4474 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4475 rather than pointer encoded flags; track if any changes was done;
4476 handle correctly clearning flag and setting flag of aliases already
4477 declared const.
4478 (cgraph_node::set_pure_flag): Update.
4479 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4481 2016-04-17 Tom de Vries <tom@codesourcery.com>
4483 PR other/70433
4484 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4485 backslash in label.
4487 2016-04-17 Tom de Vries <tom@codesourcery.com>
4489 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4490 '{}<> ' as escape-for-record.
4492 2016-04-17 Tom de Vries <tom@codesourcery.com>
4494 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4495 structure.
4497 2016-04-17 Tom de Vries <tom@codesourcery.com>
4499 PR other/70185
4500 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4501 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4502 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4503 * passes.c (finish_optimization_passes): Only call
4504 finish_graph_dump_file if dfi->graph_dump_initialized.
4505 (execute_function_dump, pass_init_dump_file): Use
4506 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4508 2016-04-17 Tom de Vries <tom@codesourcery.com>
4510 PR tree-optimization/70256
4511 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4512 (debug_varmap): New function.
4514 2016-04-17 Tom de Vries <tom@codesourcery.com>
4516 PR other/70183
4517 * passes.c (pass_manager::register_pass): Propagate pflags.
4519 2016-04-17 Tom de Vries <tom@codesourcery.com>
4521 PR other/68875
4522 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4523 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4524 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4525 check if it's equal to p_start.
4526 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4528 2016-04-15 Jan Hubicka <jh@suse.cz>
4530 PR ipa/70018
4531 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4532 function does not bind to current def.
4533 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4534 handle conservatively calls to functions that does not need to bind
4535 to current def.
4536 (check_call): Update call of worse_state.
4537 (ignore_edge_for_nothrow): Update.
4538 (ignore_edge_for_pure_const): Likewise.
4539 (propagate_pure_const): Update calls to worse_state.
4540 (skip_function_for_local_pure_const): Reformat comments.
4542 2016-04-15 Jan Hubicka <jh@suse.cz>
4544 PR ipa/70018
4545 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4546 (cgraph_node::function_symbol): Likewise.
4547 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4548 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4549 (symtab_node::ultimate_alias_target): Add REF parameter.
4550 (symtab_node::binds_to_current_def_p): Declare.
4551 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4552 (cgraph_node::function_symbol): Likewise.
4553 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4554 (cgraph_node::get_availability): Likewise.
4555 (cgraph_edge::binds_to_current_def_p): New inline function.
4556 (varpool_node::get_availability): Add REF parameter.
4557 (varpool_node::ultimate_alias_target): Likewise.
4558 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4559 (symtab_node::binds_to_current_def_p): Likewise.
4560 * varpool.c (varpool_node::get_availability): Likewise.
4562 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4564 PR target/70662
4565 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4566 Fix mode size check.
4568 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4570 * BASE-VER: Set to 7.0.0.
4572 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4574 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4576 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4578 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4579 architecture revisions.
4581 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4583 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4584 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4585 * config/i386/i386.md (stack decrement to push peepholes): Guard
4586 with !x86_using_red_zone ().
4588 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4590 PR c++/70675
4591 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4592 to dump_generic_node.
4593 (NIY): Pass also flags to do_niy.
4595 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4597 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4598 (simd_clone_vector_of_formal_parm_types)
4599 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4600 (simd_clone_mangle, simd_clone_create)
4601 (simd_clone_adjust_return_type, create_tmp_simd_array)
4602 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4603 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4604 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4605 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4606 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4607 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4608 * omp-simd-clone.c: ... this new file.
4609 (simd_clone_vector_of_formal_parm_types): Make it static.
4610 * Makefile.in (OBJS): Add omp-simd-clone.o.
4612 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4614 PR target/70662
4615 * config/i386/sse.md: Use proper memory operand modifiers.
4618 2016-04-15 Richard Biener <rguenther@suse.de>
4619 Alan Modra <amodra@gmail.com>
4621 PR tree-optimization/70130
4622 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4623 when alignment stays not the same and no not use the realign
4624 scheme then.
4626 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4628 PR target/70669
4629 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4630 direct move handlers for KFmode. Change TFmode handlers test from
4631 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4633 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4635 PR c++/70594
4636 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4637 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4638 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4639 * tree-ssa-live.c (remove_unused_scope_block_p): When
4640 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4641 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4642 block_ultimate_origin is FUNCTION_DECL.
4643 (remove_unused_locals): If current_function_decl is
4644 polymorphic_ctor_dtor_p, pass initial true to
4645 remove_unused_scope_block_p' is_ctor_dtor_block.
4647 2016-04-14 Martin Sebor <msebor@redhat.com>
4649 PR c++/69517
4650 PR c++/70019
4651 PR c++/70588
4652 * doc/extend.texi (Variable Length): Revert.
4654 2016-04-14 Marek Polacek <polacek@redhat.com>
4655 Jan Hubicka <hubicka@ucw.cz>
4657 PR c++/70029
4658 * tree.c (verify_type): Disable the canonical type of main variant
4659 check.
4661 2016-04-14 Jason Merrill <jason@redhat.com>
4663 * cfgexpand.c, expr.c: Revert previous change.
4665 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4667 PR middle-end/70643
4668 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4669 when building a mem ref for the incoming reduction variable.
4671 2016-04-14 Richard Biener <rguenther@suse.de>
4673 PR tree-optimization/70614
4674 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4675 loop if the evolution dropped to chrec_dont_know.
4676 (interpret_condition_phi): Likewise.
4678 2016-04-14 Richard Biener <rguenther@suse.de>
4680 PR tree-optimization/70623
4681 * tree-ssa-pre.c (changed_blocks): Make global ...
4682 (compute_antic): ... local here. Move and fix worklist
4683 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4684 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4685 worklist handling, dump when ANTIC_IN changed.
4686 (compute_partial_antic_aux): Remove worklist handling.
4687 (init_pre): Do not compute post dominators. Add a comment about
4688 the CFG order chosen.
4689 (fini_pre): Do not free post dominators.
4691 2016-04-13 Martin Sebor <msebor@redhat.com>
4693 PR c++/69517
4694 PR c++/70019
4695 PR c++/70588
4696 * doc/extend.texi (Variable Length): Document C++ specifics.
4698 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4700 PR c++/70641
4701 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4702 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4703 eh edges have been purged.
4705 PR c++/70594
4706 * tree-sra.c (create_access_replacement,
4707 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4708 gets fancy name.
4709 * tree-pretty-print.c (dump_fancy_name): New function.
4710 (dump_decl_name, dump_generic_node): Use it.
4712 2016-04-13 Jason Merrill <jason@redhat.com>
4714 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4715 * expr.c (expand_expr_real_1): Likewise.
4717 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4719 * config/i386/i386.md (kunpckhi): Swap operands.
4720 (kunpcksi): Likewise.
4721 (kunpckdi): Likewise.
4722 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4723 (vec_pack_trunc_<mode>): Likewise.
4725 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4727 PR debug/70628
4728 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4730 PR middle-end/70633
4731 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4732 gimplification turns some element into non-constant.
4734 PR debug/70628
4735 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4736 * explow.c (convert_memory_address_addr_space_1): No longer static,
4737 add NO_EMIT argument and don't call convert_modes if true, pass
4738 it down recursively, remove break after return.
4739 (convert_memory_address_addr_space): Adjust caller.
4740 * simplify-rtx.c (simplify_unary_operation_1): Call
4741 convert_memory_address_addr_space_1 instead of convert_memory_address,
4742 if it returns NULL, don't simplify.
4744 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4746 PR target/70630
4747 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4749 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4751 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4752 Bump the upper SIMDLEN limits, so that if the return type or
4753 characteristic type if the return type is void can be passed in
4754 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4755 allowed.
4757 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4759 PR target/70640
4760 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4761 Do not use "=" constraint on an input constraint.
4762 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4763 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4764 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4765 generates (neg (abs ...)) instead of (abs ...).
4767 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4769 PR rtl-optimization/70596
4770 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4771 just invalidate LRA data and reset them. Adjust dump wording.
4773 2016-04-12 Martin Liska <mliska@suse.cz>
4775 Revert
4776 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4778 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4779 estimates here.
4780 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4781 max_loop_iterations_int.
4782 (tree_unswitch_outer_loop): Likewise.
4783 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4784 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4786 2016-04-12 Tom de Vries <tom@codesourcery.com>
4788 PR tree-optimization/68756
4789 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4790 instead of new_name.
4792 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4794 PR tree-optimization/70602
4795 * tree-sra.c (generate_subtree_copies): Don't write anything into
4796 constant pool decls.
4798 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4799 regardless whether there are depend clauses or not.
4801 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4803 PR target/70381
4804 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4805 target attribute and pragma from changing the -mfloat128
4806 and -mfloat128-hardware options.
4808 * doc/extend.texi (Additional Floating Types): Document PowerPC
4809 __float128 restrictions.
4811 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4813 PR target/70133
4814 * config/aarch64/driver-aarch64.c
4815 (aarch64_get_extension_string_for_isa_flags): New.
4816 (arch_extension): Rename to...
4817 (aarch64_arch_extension): ...This.
4818 (ext_to_feat_string): Rename to...
4819 (aarch64_extensions): ...This.
4820 (aarch64_core_data): Keep track of architecture extension flags.
4821 (cpu_data): Rename to...
4822 (aarch64_cpu_data): ...This.
4823 (aarch64_arch_driver_info): Keep track of architecture extension
4824 flags.
4825 (get_arch_name_from_id): Rename to...
4826 (get_arch_from_id): ...This, change return type.
4827 (host_detect_local_cpu): Update and reformat for renames, handle
4828 extensions through common infrastructure.
4830 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4832 PR target/70133
4833 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4834 track of a canonical flag name.
4835 (all_extensions): Likewise.
4836 (arch_to_arch_name): Also track extension flags enabled by the arch.
4837 (all_architectures): Likewise.
4838 (aarch64_parse_extension): Move to here.
4839 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4840 rework.
4841 (aarch64_rewrite_selected_cpu): Update for above change.
4842 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4843 are handled, such that the single explicit value enabled by an
4844 extension is kept seperate from the implicit values it also enables.
4845 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4846 to here.
4847 (aarch64_parse_extension): New.
4848 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4849 here to config/aarch64/aarch64-protos.h.
4850 (aarch64_parse_extension): Move from here to
4851 common/config/aarch64/aarch64-common.c.
4852 (aarch64_option_print): Update.
4853 (aarch64_declare_function_name): Likewise.
4854 (aarch64_start_file): Likewise.
4855 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4856 the canonical flag for extensions.
4857 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4858 flags.
4860 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4862 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4863 AARCH64_FL_CRC.
4865 2016-04-09 Tom de Vries <tom@codesourcery.com>
4867 PR tree-optimization/68953
4868 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4869 first to last subscript.
4871 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4873 PR tree-optimization/70586
4874 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4875 for any calls.
4877 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4879 PR lto/70289
4880 PR ipa/70348
4881 PR tree-optimization/70373
4882 PR middle-end/70533
4883 PR middle-end/70534
4884 PR middle-end/70535
4885 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4886 clauses for acc parallel reductions as necessary. Error on those
4887 that are private.
4888 * omp-low.c (scan_sharing_clauses): Don't install variables which
4889 are used in acc parallel reductions.
4890 (lower_rec_input_clauses): Remove dead code.
4891 (lower_oacc_reductions): Add support for reference reductions.
4892 (lower_reduction_clauses): Remove dead code.
4893 (lower_omp_target): Don't remap variables appearing in acc parallel
4894 reductions.
4895 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4897 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4899 PR middle-end/70593
4900 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4901 with multiple SSA_NAME defs, force the outputs other than first
4902 to be live before calling live_track_process_def on each output.
4904 PR rtl-optimization/70574
4905 * fwprop.c (forward_propagate_and_simplify): Don't add
4906 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4907 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4908 paradoxical subregs within *loc.
4910 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4912 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4913 -ftree-parallelize-loops={0,1}.
4914 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4915 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4916 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4917 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4918 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4920 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4922 PR sanitizer/70541
4923 * asan.c (instrument_derefs): If we get unknown location, extract it
4924 with EXPR_LOCATION.
4925 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4927 2016-04-08 Tom de Vries <tom@codesourcery.com>
4929 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4930 implicit firstprivate clause.
4932 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4934 PR target/70566
4935 * config/arm/thumb2.md (tst + branch-> lsls + branch
4936 peephole below *orsi_not_shiftsi_si): Require that condition
4937 register is dead after the peephole.
4938 (second peephole after the above): Likewise.
4940 2016-04-08 Alan Modra <amodra@gmail.com>
4942 PR target/70117
4943 * builtins.c (fold_builtin_classify): For IBM extended precision,
4944 look at just the high-order double to test for NaN.
4945 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4946 test just the high double for Inf but both doubles for subnormal
4947 limit.
4949 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4951 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4952 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4953 node->simdclone->mask_mode != VOIDmode masks.
4954 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4955 earlier, use it instead of node->simdclone.
4956 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4957 Set clonei->mask_mode.
4959 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4961 PR c/70436
4962 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4963 Pass it through to cp_parser_already_scoped_statement.
4964 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4965 it through to cp_parser_statement.
4966 (cp_parser_statement): Pass IF_P through to
4967 cp_parser_iteration_statement.
4968 (cp_parser_pragma): Adjust call to
4969 cp_parser_iteration_statement.
4971 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4973 PR c/70436
4974 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4975 resolve a future -Wparentheses warning.
4976 * omp-low.c (scan_sharing_clauses): Likewise.
4977 * tree-parloops.c (eliminate_local_variables): Likewise.
4979 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4981 PR rtl-optimization/70398
4982 * lra-constraints.c (process_address_1): Check zero scale and code
4983 for reloading with zero scale.
4985 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4987 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4988 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4990 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4992 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4993 Add support for AVX512F clones, include them by default for
4994 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4995 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4996 up to 128.
4998 PR middle-end/70550
4999 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
5000 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
5001 firstprivate clauses.
5002 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5003 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5004 (lower_omp_target): Set TREE_NO_WARNING for
5005 non-addressable possibly uninitialized vars which are copied into
5006 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5008 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5010 * config/pa/predicates.md (integer_store_memory_operand): Accept
5011 REG+D operands with a large offset when reload_in_progress is true.
5012 (floating_point_store_memory_operand): Likewise.
5014 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5016 PR c++/70336
5017 * match.pd (nested int casts): Limit to GIMPLE.
5019 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5021 PR ipa/66223
5022 * ipa-devirt.c (maybe_record_node): Fix comment; use
5023 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5025 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5027 PR rtl-optimization/70542
5028 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5029 if there are any uses other than insn or debug insns.
5031 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5032 Jakub Jelinek <jakub@redhat.com>
5034 PR tree-optimization/70509
5035 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5036 Shift HOST_WIDE_INT_1U instead of 1.
5038 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5040 PR tree-optimization/70509
5041 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5042 of the vector base type for index.
5044 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5046 PR target/70510
5047 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5049 2016-04-05 Richard Biener <rguenther@suse.de>
5051 PR tree-optimization/70526
5052 * tree-sra.c (build_ref_for_offset): Use prev_base to
5053 extract the alias pointer type.
5055 2016-04-05 Richard Biener <rguenther@suse.de>
5057 * dse.c (struct store_info): Remove alias_set member.
5058 (struct read_info_type): Likewise.
5059 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5060 spill_deleted, clear_alias_set_lookup): Remove.
5061 (get_group_info): Remove dead base == NULL_RTX case.
5062 (dse_step0): Remove initialization of removed variables.
5063 (delete_dead_store_insn): Reomve alias set dumping.
5064 (free_read_records): Remove alias_set handling.
5065 (canon_address): Remove alias_set_out parameter.
5066 (record_store): Remove spill_alias_set, it's always zero.
5067 (check_mem_read_rtx): Likewise.
5068 (dse_step2): Rename from ...
5069 (dse_step2_nospill): ... this. Adjust.
5070 (scan_stores): Rename from ...
5071 (scan_stores_nospill): ... this.
5072 (scan_reads): Rename from ...
5073 (scan_reads_nospill): ... this.
5074 (scan_stores_spill, scan_reads_spill): Remove.
5075 (dse_step3_scan): Remove for_spills argument which is always false.
5076 (dse_step3): Likewise.
5077 (dse_step5): Rename from ...
5078 (dse_step5_nospill): ... this. Remove alias_set handling.
5079 (rest_of_handle_dse): Adjust.
5081 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5083 PR target/70525
5084 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5085 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5086 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5087 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5089 2016-04-05 Richard Biener <rguenther@suse.de>
5091 PR middle-end/70499
5092 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5093 non-register type temporaries into SSA.
5095 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5097 PR ipa/66223
5098 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5099 calls when sanitizing.
5100 (possible_polymorphic_call_target_p): Fix formatting.
5102 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5103 Jakub Jelinek <jakub@redhat.com>
5105 PR middle-end/70457
5106 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5107 to ensure a call statement is compatible with a built-in's
5108 prototype.
5109 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5110 Likewise.
5112 2016-04-04 Richard Biener <rguenther@suse.de>
5114 PR rtl-optimization/70484
5115 * rtl.h (canon_output_dependence): Declare.
5116 * alias.c (canon_output_dependence): New function.
5117 * dse.c (record_store): Use canon_output_dependence rather
5118 than canon_true_dependence.
5120 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5122 PR ipa/68881
5123 * cgraph.h (symtab_node::copy_visibility_from): New function.
5124 * symtab.c (symtab_node::copy_visibility_from): New function.
5125 * ipa-visibility.c (optimize_weakref): New function.
5126 (function_and_variable_visibility): Use it.
5128 2016-04-04 Martin Liska <mliska@suse.cz>
5130 PR hsa/70402
5131 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5132 value that is really in range handled by SBR instruction.
5133 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5134 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5135 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5137 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5139 PR target/70416
5140 PR target/67391
5141 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5142 set, but not for SP_REG operands.
5144 2016-04-02 Martin Sebor <msebor@redhat.com>
5146 PR c++/67376
5147 * fold-const.c (maybe_nonzero_address): New function.
5148 (fold_comparison): Call it. Fold equality and relational
5149 expressions involving null pointers.
5150 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5152 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5154 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5155 the "Y" constraint (scalar FP 0.0 immediate).
5157 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5158 Add the "const_double" to the list of operand constraints.
5160 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5162 PR rtl-optimization/70467
5163 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5164 If low word of the last operand is 0, just emit addition/subtraction
5165 for the high word.
5167 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5169 PR target/70404
5170 * config/s390/s390.c (s390_expand_insv): Check for everything
5171 constant instead of just VOIDmode stuff.
5173 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5175 PR target/70496
5176 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5178 2016-04-01 Nathan Sidwell <nathan@acm.org>
5180 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5182 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5184 PR rtl-optimization/70461
5185 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5186 is necessary.
5188 2016-03-31 Martin Liska <mliska@suse.cz>
5190 PR hsa/70399
5191 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5192 a tree value or an immediate integer value to a buffer
5193 that is eventually copied to a BRIG section.
5194 (emit_immediate_operand): Call the function here.
5195 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5196 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5197 of class' fields that are removed.
5198 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5199 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5200 m_brig_repr_size fields.
5202 2016-03-31 Martin Liska <mliska@suse.cz>
5204 PR hsa/70391
5205 * hsa-gen.c (hsa_function_representation::update_dominance): New
5206 function.
5207 (convert_addr_to_flat_segment): Likewise.
5208 (gen_hsa_memory_set): New alignment argument.
5209 (gen_hsa_ctor_assignment): Likewise.
5210 (gen_hsa_insns_for_single_assignment): Provide alignment
5211 to gen_hsa_ctor_assignment.
5212 (gen_hsa_insns_for_direct_call): Add new argument.
5213 (expand_lhs_of_string_op): New function.
5214 (expand_string_operation_builtin): Likewise.
5215 (expand_memory_copy): New function.
5216 (expand_memory_set): New function.
5217 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5218 (convert_switch_statements): Change signature.
5219 (generate_hsa): Use a return value of the function.
5220 (pass_gen_hsail::execute): Do not call
5221 convert_switch_statements here.
5222 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5223 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5224 (hsa_function_representation::update_dominance): New function.
5226 2016-03-31 Martin Liska <mliska@suse.cz>
5228 PR hsa/70391
5229 * hsa-brig.c (emit_directive_variable): Emit alignment
5230 according to hsa_symbol::m_align.
5231 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5232 (dump_hsa_symbol): Dump alignment of HSA symbols.
5233 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5234 (gen_hsa_addr_with_align): New function.
5235 (hsa_bitmemref_alignment): Use newly added function.
5236 (gen_hsa_insns_for_load): Likewise.
5237 (gen_hsa_insns_for_store): Likewise.
5238 (gen_hsa_memory_copy): New argument added.
5239 (gen_hsa_insns_for_single_assignment): Respect
5240 alignment for assignments processed via gen_hsa_memory_copy.
5241 (gen_hsa_insns_for_direct_call): Likewise.
5242 (gen_hsa_insns_for_return): Likewise.
5243 (gen_function_def_parameters): Set default alignment.
5244 * hsa.c (hsa_object_alignment): New function.
5245 (hsa_byte_alignment): Pasted function.
5246 * hsa.h (hsa_symbol::m_align): New field.
5248 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5250 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5251 scratch field for goto case.
5253 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5255 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5257 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5259 PR target/70442
5260 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5261 (scalar_chain::convert_insn): Call convert_op for reg
5262 moves to handle undefined registers.
5264 2016-03-31 Nathan Sidwell <nathan@acm.org>
5266 PR c++/70393
5267 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5268 Assert we don't want to move backwards.
5270 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5272 PR target/70453
5273 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5275 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5277 PR rtl-optimization/70460
5278 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5279 with operand from REG_LABEL_OPERAND, instead substitute
5280 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5281 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5283 2016-03-31 Martin Liska <mliska@suse.cz>
5285 * passes.c (execute_one_pass): Do not call
5286 todo_after for a discarded function.
5288 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5290 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5291 (no_cost, infinite_cost): Initialize the new field.
5292 (get_computation_cost_at): Record setup cost.
5293 (determine_use_iv_cost_address): Skip cost computation for sub
5294 uses if we can estimate it without losing accuracy.
5296 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5298 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5299 estimates here.
5300 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5301 max_loop_iterations_int.
5302 (tree_unswitch_outer_loop): Likewise.
5303 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5304 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5306 2016-03-30 Richard Biener <rguenther@suse.de>
5308 PR middle-end/70450
5309 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5311 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5313 PR target/70421
5314 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5315 in gen_blendm expander.
5317 2016-03-30 Nick Clifton <nickc@redhat.com>
5319 PR target/62254
5320 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5321 case where we are already provided with an SImode SUBREG.
5323 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5325 PR target/70439
5326 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5327 conflict between DRAP register and __builtin_eh_return.
5329 2016-03-30 Michael Matz <matz@suse.de>
5330 Richard Biener <rguenther@suse.de>
5332 PR ipa/12392
5333 * ipa-polymorphic-call.c (struct type_change_info): Change
5334 speculative to an unsigned allowing to limit the work we do.
5335 (csftc_abort_walking_p): New inline function..
5336 (check_stmt_for_type_change): Limit the number of may-defs
5337 skipped for speculative devirtualization to
5338 max-speculative-devirt-maydefs.
5339 * params.def (max-speculative-devirt-maydefs): New param.
5340 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5342 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5344 PR target/63890
5345 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5346 and TARGET_MACHO.
5348 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5350 PR tree-optimization/59124
5351 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5352 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5354 2016-03-29 Jeff Law <law@redhat.com>
5356 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5358 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5360 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5361 to HOST_WIDE_INT.
5363 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5365 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5366 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5367 gcrt0.o if linking dynamically.
5369 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5371 PR ipa/70283
5372 * ipa-devirt.c (methods_equal_p): New function.
5373 (compare_virtual_tables): Use it.
5374 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5375 * cgraphclones.c (clone_function_name_1): Use
5376 symbol_table::symbol_suffix_separator.
5377 * coverage.c (build_var): Likewise.
5378 * symtab.c (symbol_table::symbol_suffix_separator): New.
5380 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5382 PR rtl-optimization/70429
5383 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5384 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5385 mode != result_mode.
5387 PR c++/70353
5388 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5390 PR tree-optimization/70405
5391 * ssa-iterators.h (num_imm_uses): Add missing braces.
5393 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5395 PR rtl-optimization/68695
5396 * ira-color.c (allocno_copy_cost_saving): New.
5397 (improve_allocation): Use it.
5399 2016-03-29 Richard Henderson <rth@redhat.com>
5401 PR middle-end/70355
5402 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5404 2016-03-29 Richard Biener <rguenther@suse.de>
5406 PR middle-end/70424
5407 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5408 use alignment returned by get_pointer_alignment_1 if it is
5409 bigger than BITS_PER_UNIT.
5410 * builtins.c (get_pointer_alignment_1): Do not return true
5411 for alignment extracted from SSA info.
5413 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5415 * config/ft32/ft32.opt (mnodiv): New.
5416 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5417 * doc/invoke.texi (FT32 Options -mnodiv): New.
5419 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5421 PR target/70406
5422 * config/i386/i386.md (define_split, andn): Fix modes.
5424 2016-03-26 Richard Biener <rguenther@suse.de>
5425 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5427 PR ipa/70366
5428 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5429 instead of
5430 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5431 as 2nd argument to cl_optimization_restore().
5433 2016-03-25 Richard Henderson <rth@redhat.com>
5435 PR target/70120
5436 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5437 * config/aarch64/aarch64-protos.h: Declare it.
5438 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5440 2016-03-25 Alan Modra <amodra@gmail.com>
5442 PR target/70052
5443 * config/rs6000/constraints.md (j): Simplify.
5444 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5445 decimal float 0.D.
5446 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5447 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5448 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5449 in all constraint alternatives.
5450 (movtd_64bit_nodm): Delete "j" constraint alternative.
5452 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5454 * tree-ssa-propagate.c: Enhance docs for
5455 SSA_PROP_NOT_INTERESTING.
5457 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5459 * doc/extend.texi: Fix typo in documentation to pure attribute.
5461 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5463 PR target/70319
5464 * config/pa/pa.md (bswapdi2): Use a scratch register.
5466 2016-03-24 Richard Henderson <rth@redhat.com>
5468 PR middle-end/69845
5469 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5470 overflow.
5472 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5475 using ix86_expand_binary_operator instead of gen_andsi3.
5477 2016-03-24 Richard Biener <rguenther@suse.de>
5479 PR tree-optimization/70396
5480 * tree-vect-stmts.c (vectorizable_comparison): Use
5481 get_vectype_for_scalar_type.
5483 2016-03-24 Richard Biener <rguenther@suse.de>
5485 PR middle-end/70370
5486 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5487 with register bases.
5489 2016-03-24 Richard Biener <rguenther@suse.de>
5491 PR tree-optimization/70372
5492 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5493 build_all_ones_cst to also handle vector types correctly.
5495 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5497 PR target/70381
5498 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5499 -mfloat128 here.
5501 2016-03-23 Marek Polacek <polacek@redhat.com>
5503 PR c++/69884
5504 * doc/invoke.texi: Document -Wignored-attributes.
5506 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5508 PR tree-optimization/69042
5509 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5510 parameter from 30 to 40.
5512 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5514 PR tree-optimization/69042
5515 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5516 for use with constant offset stripped in base.
5518 2016-03-23 Richard Biener <rguenther@suse.de>
5520 PR middle-end/70251
5521 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5522 mode compatibility check.
5523 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5525 2016-03-23 Jeff Law <law@redhat.com>
5527 PR tree-optimization/64058
5528 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5529 CONFLICT_COUNT.
5530 (struct ssa_conflicts): Move up earlier in the file.
5531 (conflicts_, var_map_): New static variables.
5532 (initialize_conflict_count): New function to initialize the
5533 CONFLICT_COUNT field for each conflict pair.
5534 (compare_pairs): Lazily initialize the conflict count and use it
5535 as the first tie-breaker.
5536 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5537 and wipe conflicts_ and map_ around the call to qsort. Remove
5538 special case for 2 coalesce pairs.
5539 * bitmap.c (bitmap_count_unique_bits): New function.
5540 (bitmap_count_bits_in_word): New function, extracted from
5541 bitmap_count_bits.
5542 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5543 * bitmap.h (bitmap_count_unique_bits): Declare it.
5545 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5547 PR target/69917
5548 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5549 transparent alias chain for decl assembler name.
5550 * config/sol2.c (solaris_assemble_visibility): Likewise.
5552 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5554 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5555 duration.
5556 (v10_fdivs): Likewise.
5557 (v10_fdivd): Likewise.
5559 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5561 PR driver/70132
5562 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5563 to not call fclose twice on file.
5565 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5567 PR tree-optimization/70354
5568 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5569 oprnd0 is wider than oprnd1 and there is a cast from the wider
5570 type to oprnd1, mask it with the mask of the narrower type.
5572 PR target/70321
5573 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5574 Optimize TARGET_STV splitters, if high or low word of last argument
5575 is 0 or -1.
5577 2016-03-22 Jeff Law <law@redhat.com>
5579 PR target/70232
5580 tree-ssa-threadbackward.c
5581 (fsm_find_control_statement_thread_paths): Correctly distinguish
5582 between old style jump threads vs FSM jump threads.
5584 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5586 PR target/70302
5587 * config/i386/i386.c (scalar_chain::convert_op): Support
5588 uninitialized register usage case.
5590 2016-03-22 Richard Biener <rguenther@suse.de>
5592 PR middle-end/70251
5593 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5594 int...
5595 (capture::gen_transform): ... to change behavior when substituting
5596 a condition into cond or not-cond expr context.
5597 (dt_simplify::gen_1): Adjust.
5598 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5599 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5600 last change and instead change to
5601 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5602 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5604 2016-03-22 Anthony Green <green@moxielogic.com>
5606 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5607 issue for moxiebox targets.
5608 (CC1PLUS_SPEC): Ditto.
5610 2016-03-22 Richard Biener <rguenther@suse.de>
5612 PR middle-end/70333
5613 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5614 in the wide type.
5616 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5618 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5620 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5622 PR target/70325
5623 * config/i386/i386.c (def_builtin): Handle
5624 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5625 bits.
5626 (const struct builtin_description bdesc_special_args[]):
5627 Remove duplicate ISA bits.
5629 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5631 PR target/70329
5632 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5633 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5634 in a way that works also for AVX512BW.
5636 PR target/70300
5637 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5638 instead of source if operands[1] is xmm16 and above and
5639 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5640 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5642 PR c++/70295
5643 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5644 on assign if (*from_p) is a comparison, set it to
5645 TREE_NO_WARNING (*from_p).
5647 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5649 PR middle-end/70326
5650 * lra.c (restore_scratches): Ignore deleted insns.
5652 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5653 Jakub Jelinek <jakub@redhat.com>
5655 PR tree-optimization/70317
5656 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5657 to HONOR_NANS.
5659 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5661 PR target/70327
5662 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5663 of ix86_expand_move.
5664 (movoi): Ditto.
5665 (movti): Use general_operand for operand 1 predicate.
5667 2016-03-21 Martin Liska <mliska@suse.cz>
5669 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5670 insns.
5671 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5673 2016-03-21 Martin Liska <mliska@suse.cz>
5675 PR ipa/70306
5676 * ipa-icf.c (sem_function::parse): Skip static
5677 constructors and destructors.
5679 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5681 PR target/70296
5682 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5683 function-like macro, peek following token(s) if it is followed
5684 by CPP_OPEN_PAREN token with optional padding in between, and
5685 if not, don't treat it like a macro.
5687 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5688 Alexander Monakov <amonakov@ispras.ru>
5690 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5691 for the stabs debug format.
5693 2016-03-21 Richard Biener <rguenther@suse.de>
5695 PR tree-optimization/70310
5696 * tree-vect-generic.c (expand_vector_condition): Fold the built
5697 condition.
5699 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5701 PR target/70293
5702 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5703 Block third alternative for AVX-512VL target,
5705 2016-03-21 Martin Liska <mliska@suse.cz>
5707 PR hsa/70234
5708 * hsa-brig.c (emit_function_directives): Mark unemitted
5709 global variables for emission.
5710 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5711 (get_symbol_for_decl): Likewise.
5712 * hsa.h (struct hsa_symbol): New flag.
5714 2016-03-21 Richard Biener <rguenther@suse.de>
5716 PR tree-optimization/70288
5717 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5718 we do not estimate unsimplified all-constant conditionals or
5719 switches as optimized away.
5721 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5723 PR rtl-optimization/69102
5724 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5725 when we have a readonly dependency context.
5727 2016-03-18 Jeff Law <law@redhat.com>
5729 PR rtl-optimization/70263
5730 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5731 (update_equiv_regs): When trying to move a store to after the insn
5732 that sets the source of the store, make sure the store occurs after
5733 the insn that sets the source of the store. When successful note
5734 the REG_EQUIV note created in the dump file.
5736 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5737 Bernd Schmidt <bschmidt@redhat.com>
5739 * doc/extend.texi: Document more potential problems with basic asms.
5741 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5743 PR rtl-optimization/70278
5744 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5745 VOIDmode.
5747 2016-03-18 Jason Merrill <jason@redhat.com>
5749 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5751 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5753 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5754 values to 128b regs.
5756 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5758 PR tree-optimization/70252
5759 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5760 boolean vector has a proper number of elements.
5761 (supportable_narrowing_operation): Likewise.
5763 2016-03-18 Tom de Vries <tom@codesourcery.com>
5765 PR ipa/70269
5766 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5768 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5770 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5771 instead of replace_rtx for DEBUG_INSNs.
5773 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5775 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5776 load type reservations.
5778 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5780 PR target/70188
5781 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5782 define_constraint for "Q" and "T" constraints.
5784 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5786 Tweak the pipeline model for Exynos M1
5788 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5789 model.
5791 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5793 PR c/70264
5794 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5795 where one or both locations aren't within a line_map.
5797 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5799 PR driver/70192
5800 * opts.c (finish_options): Don't set flag_pie to the default if
5801 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5802 if it is -1.
5804 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5806 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5807 true as ALL_REGS argument to replace_rtx.
5809 2016-03-17 Richard Biener <rguenther@suse.de>
5811 PR debug/70271
5812 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5813 last.
5815 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5817 PR target/70245
5818 * rtl.h (replace_rtx): Add ALL_REGS argument.
5819 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5820 equality and assert mode is the same, instead of just rtx pointer
5821 equality.
5822 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5823 true as ALL_REGS argument to replace_rtx.
5825 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5827 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5828 for boolean vector with vector mode only.
5829 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5831 2016-03-17 Nick Clifton <nickc@redhat.com>
5833 PR target/70162
5834 * config/rx/rx.c (rx_print_integer): Print negative constants in
5835 decimal.
5837 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5839 PR target/70261
5840 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5842 2016-03-16 Richard Henderson <rth@redhat.com>
5843 Richard Biener <rguenth@suse.de>
5845 PR middle-end/70240
5846 PR middle-end/68215
5847 PR tree-opt/68714
5848 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5849 first operand as is_gimple_condexpr.
5851 PR middle-end/70240
5852 PR middle-end/68215
5853 Revert r231575
5854 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5855 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5856 Do not gimplify the result.
5857 (do_unop): Adjust call to tree_vec_extract.
5858 (do_binop): Likewise.
5859 (do_compare): Likewise.
5860 (do_plus_minus): Likewise.
5861 (do_negate): Likewise.
5862 (expand_vector_condition): Likewise.
5863 (do_cond): Likewise.
5865 2016-03-16 Richard Henderson <rth@redhat.com>
5867 PR target/70048
5868 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5869 (aarch64_classify_address): Use it.
5870 (aarch64_legitimize_address): Force all subexpressions of PLUS
5871 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5873 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5874 Richard Biener <rguenth@suse.de>
5876 PR target/70245
5877 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5878 return to even if only REGNO is equal, and assert
5879 mode is the same.
5881 2016-03-11 Jeff Law <law@redhat.com>
5883 PR rtl-optimization/70224
5884 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5886 2016-03-16 Richard Henderson <rth@redhat.com>
5888 PR middle-end/70199
5889 * function.h (struct function): Add has_forced_label_in_static.
5890 * gimplify.c (force_labels_r): Set it.
5891 * lto-streamer-in.c (input_struct_function_base): Read it.
5892 * lto-streamer-out.c (output_struct_function_base): Write it.
5893 * tree-inline.c (has_label_address_in_static_1): Remove.
5894 (copy_forbidden): Remove fndecl parameter; test
5895 has_forced_label_in_static.
5896 (inline_forbidden_p): Update call to copy_forbidden.
5897 (tree_versionable_function_p): Likewise.
5898 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5899 (chkp_versioning): Likewise.
5900 * tree-inline.h (copy_forbidden): Update decl.
5902 2016-03-16 Marek Polacek <polacek@redhat.com>
5904 PR c/70093
5905 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5906 function being thunked if the result type doesn't have fixed size.
5907 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5908 doesn't have fixed size.
5910 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5912 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5913 reporting malformed loop nest.
5915 2016-03-16 Tom de Vries <tom@codesourcery.com>
5917 PR lto/70187
5918 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5919 nodes.length () == 1 test to before first nodes[0] access.
5921 2016-03-16 Tom de Vries <tom@codesourcery.com>
5923 PR tree-optimization/68715
5924 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5925 single_pred_p test.
5927 2016-03-16 Tom de Vries <tom@codesourcery.com>
5929 PR tree-optimization/68809
5930 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5931 are the same.
5933 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5934 Sandra Loosemore <sandra@codesourcery.com>
5936 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5937 on leaf attribute. Mention ELF interposition problems.
5939 2016-03-16 Alan Modra <amodra@gmail.com>
5941 PR rtl-optimization/69195
5942 PR rtl-optimization/47992
5943 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5944 Add comments.
5946 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5948 PR bootstrap/69513
5949 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5951 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5953 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5955 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5957 PR rtl-optimization/70222
5958 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5959 optimization if mode is different from result_mode, queue up masking
5960 of the result in outer_op. Formatting fix.
5962 PR middle-end/70239
5963 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5964 of safe_grow.
5966 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5968 PR rtl-optimization/69032
5969 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5970 looping backwards over basic block insns.
5972 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5974 PR target/66660
5975 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5976 to non-speculative when propagating trap bits.
5978 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5980 PR rtl-optimization/63384
5981 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5982 DEBUG_INSN_P insns.
5984 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5986 PR target/64411
5987 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5988 factored out from ...
5989 (sched_analyze_insn): ... here.
5990 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5991 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5992 get_implicit_reg_pending_clobbers in it.
5993 (setup_id_reg_sets): Use setup_id_implicit_regs.
5994 (deps_init_id): Ditto.
5996 2016-03-15 Tom de Vries <tom@codesourcery.com>
5998 PR ipa/70161
5999 * cgraph.c (cgraph_node::get_body): Save, reset and restore
6000 dump_file_name.
6001 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
6002 execute_function_dump.
6003 (execute_one_pass): Don't dump function if it will be dumped after ipa
6004 transform.
6006 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6008 * genrecog.c (match_pattern_2): If pred is NULL don't call
6009 safe_predicate_mode on it.
6011 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6013 PR middle-end/70219
6014 * lra-constraints.c (delete_move_and_clobber): Change assertion
6015 to also allow dregno == 0.
6017 2016-03-14 Richard Henderson <rth@redhat.com>
6019 PR tree-opt/68714
6020 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6021 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6022 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6023 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6024 on vectors.
6026 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6028 PR target/70083
6029 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6030 regs.
6031 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6032 VOIDmode.
6033 * lra-constraints.c (split_reg): For hard regs, try to find the
6034 biggest single-register mode used in the function.
6036 2016-03-14 Richard Biener <rguenther@suse.de>
6038 PR tree-optimization/56365
6039 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6040 constants to compare against.
6042 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6044 PR target/70098
6045 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6046 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6047 (define_split for the GPR case): Use int_reg_operand instead of
6048 gpc_reg_operand for the output.
6050 2016-03-14 Tom de Vries <tom@codesourcery.com>
6052 PR tree-optimization/70045
6053 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6054 create_empty_if_region_on_edge argument.
6056 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6058 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6059 (STACK_CHECK_PROTECT): Likewise.
6060 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6061 (STACK_CHECK_PROTECT): Likewise.
6062 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6063 (STACK_CHECK_PROTECT): Likewise.
6064 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6065 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6066 (STACK_CHECK_PROTECT): Likewise.
6068 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6070 PR rtl-optimization/69307
6071 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6072 registers in modes that span more than one register.
6074 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6076 PR target/69614
6077 * lra-constraints.c (delete_move_and_clobber): New.
6078 (remove_inheritance_pseudos): Use it.
6080 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6082 PR ada/70017
6083 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6084 the libcall is LCT_THROW.
6085 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6086 for the checking routine.
6088 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6090 PR target/70131
6091 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6092 optimization if we have direct move.
6093 (roundu32<mode>2_fprs): Likewise.
6095 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6097 PR target/70123
6098 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6099 be rematerialized.
6100 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6101 Arguments swapped. All callers changed. Take reg_renumber into
6102 account, and Calculate and compare register ranges for hard regs.
6104 2016-03-11 Jeff Law <law@redhat.com>
6106 PR tree-optimization/70190
6107 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6108 Handle cases where we can not extract the taken edge, even though we
6109 found a constant value.
6111 PR tree-optimization/64058
6112 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6113 (num_coalesce_pairs): Move up earlier in file.
6114 (find_coalesce_pair): Initialize the INDEX field for each pair
6115 discovered.
6116 (compare_pairs): No longer sort on the elements in each pair.
6117 Instead break ties with the index of the coalesce pair.
6119 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6121 PR target/70002
6122 * config/aarch64/aarch64-protos.h
6123 (aarch64_save_restore_target_globals): New prototype.
6124 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6125 Call the above when popping pragma.
6126 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6127 New function.
6128 (aarch64_set_current_function): Rewrite using the above.
6130 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6132 PR tree-optimization/70177
6133 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6134 (extract_ops_from_tree): ... this. In the 2 argument
6135 overload remove _1 suffix.
6136 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6137 (extract_ops_from_tree): ... this.
6138 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6139 Adjust callers.
6140 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6141 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6142 extract_ops_from_tree instead of 2 operand one.
6144 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6146 PR tree-optimization/70013
6147 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6148 for constant-pool entries.
6150 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6152 PR rtl-optimization/70174
6153 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6154 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6156 PR tree-optimization/70169
6157 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6158 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6159 for unknown codes.
6161 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6162 Jakub Jelinek <jakub@redhat.com>
6164 PR target/70160
6165 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6166 of uninitialized values.
6168 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6170 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6171 define_expand.
6172 ("*trunctddd2"): New pattern definition.
6173 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6174 TD->DD truncation.
6176 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6178 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6179 definitions for BFP and DFP rounding modes.
6180 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6181 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6182 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6183 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6184 numbers.
6186 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6188 * config/s390/constraints.md: Adjust comment.
6189 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6190 s390_decompose_addrstyle_without_index.
6191 * config/s390/predicates.md (shift_count_or_setmem_operand):
6192 Rename to setmem_operand.
6193 * config/s390/s390-protos.h
6194 (s390_decompose_shift_count): Rename to
6195 s390_decompose_addrstyle_without_index.
6196 * config/s390/s390.c (s390_decompose_shift_count)
6197 (s390_mem_constraint, print_shift_count_operand)
6198 (print_operand_address, print_operand): Rename
6199 s390_decompose_shift_count to
6200 s390_decompose_addrstyle_without_index and rename
6201 print_shift_count_operand to print_addrstyle_operand troughout the
6202 file.
6203 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6204 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6205 Rename shift_count_or_setmem_operand to setmem_operand.
6206 * config/s390/vx-builtins.md ("vec_insert<mode>")
6207 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6208 nonmemory_operand.
6210 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6212 PR target/70168
6213 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6214 Handle overlapping retval and newval.
6216 2016-03-10 Nick Clifton <nickc@redhat.com>
6218 PR target/7044
6219 * config/aarch64/aarch64.c
6220 (aarch64_override_options_after_change_1): When forcing
6221 flag_omit_frame_pointer to be true, use a special value that can
6222 be detected if this function is called again, thus preventing
6223 flag_omit_leaf_frame_pointer from being forced to be false.
6225 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6227 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6228 Set x_flag_omit_leaf_frame_pointer when handling
6229 -momit-leaf-frame-pointer.
6231 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6233 PR lto/69589
6234 * cgraph.c (cgraph_node::dump): Dump split_part and
6235 indirect_call_target.
6236 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6237 * ipa.c (has_addr_references_p): Cleanup.
6238 (is_indirect_call_target_p): New.
6239 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6240 called indirectly as local.
6241 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6243 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6245 PR ipa/69630
6246 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6247 on cxa_pure_virtual.
6249 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6251 PR lto/69589
6252 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6254 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6256 PR lto/69589
6257 * tree.c (need_assembler_name_p): Only record main variant type names.
6259 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6261 PR target/70113.
6262 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6263 Always define to 0 or 1.
6264 (TARGET_FIX_ERR_A53_843419): New macro.
6265 * config/aarch64/aarch64-elf-raw.h
6266 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6267 * config/aarch64/aarch64-linux.h: Likewise.
6268 * config/aarch64/aarch64.c
6269 (aarch64_override_options_after_change_1): Do not default
6270 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6271 843419 is on.
6272 (aarch64_attributes): Handle fix-cortex-a53-843419.
6273 (aarch64_can_inline_p): Likewise.
6274 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6276 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6277 Jakub Jelinek <jakub@redhat.com>
6279 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6280 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6281 DECL_COMMONS if flag_unconstrained_commons is set.
6282 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6283 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6284 (funconstrained-commons): Document.
6286 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6288 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6289 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6291 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6293 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6294 has a proper number of elements.
6296 2016-03-10 Alan Modra <amodra@gmail.com>
6298 PR rtl-optimization/69195
6299 PR rtl-optimization/47992
6300 * ira.c (recorded_label_ref): Delete.
6301 (update_equiv_regs): Return void.
6302 (indirect_jump_optimize): New function.
6303 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6304 before regstat_compute_ri. Don't rebuild_jump_labels here.
6305 Delete update_regstat.
6307 2016-03-10 Richard Biener <rguenther@suse.de>
6309 PR tree-optimization/70128
6310 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6311 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6313 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6315 PR tree-optimization/70152
6316 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6317 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6319 PR target/70086
6320 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6321 instead of gen_sse2_loadlpd.
6322 * config/i386/sse.md (*vec_concatv2df): Rename to...
6323 (vec_concatv2df): ... this.
6325 PR tree-optimization/70127
6326 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6328 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6330 PR c/68473
6331 PR c++/70105
6332 * diagnostic-show-locus.c (compatible_locations_p): New function.
6333 (layout::layout): Sanitize ranges using compatible_locations_p.
6335 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6337 PR c/68473
6338 PR c++/70105
6339 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6340 location_range param with three const expanded_locations * and a
6341 bool.
6342 (layout::layout): Replace call to
6343 rich_location::lazily_expand_location with get_expanded_location.
6344 Extract the range and perform location expansion here, passing
6345 the results to the layout_range ctor.
6346 * diagnostic.c (source_range::debug): Delete.
6347 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6348 of rich_location::get_expanded_location.
6349 * gcc-rich-location.c (get_range_for_expr): Delete.
6350 (gcc_rich_location::add_expr): Reimplement to avoid the
6351 rich_location::add_range overload that took a location_range,
6352 passing a location_t instead.
6354 2016-03-09 Richard Biener <rguenther@suse.de>
6355 Jakub Jelinek <jakub@redhat.com>
6357 PR tree-optimization/70138
6358 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6359 Also skip vect_double_reduction_def.
6361 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6363 PR target/70049
6364 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6365 if the operand is "m".
6367 2016-03-09 Nathan Sidwell <nathan@acm.org>
6369 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6371 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6373 * config/i386/i386.c (processor_target_table): Fix cost table
6374 intialization order for znver1.
6376 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6378 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6379 - becuase -> because.
6380 * ipa-reference.c (ignore_module_statics): Likewise.
6381 * cgraph.c (cgraph_node::get_body): Likewise.
6382 * ipa-inline.c (early_inliner): Likewise.
6383 * ipa-devirt.c (types_same_for_odr): Likewise.
6384 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6385 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6387 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6389 * tree-ssa-math-opts.c: Fix typo in comment.
6391 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6393 PR target/70110
6394 * config/i386/i386.c (scalar_chain::make_vector_copies,
6395 scalar_chain::convert_reg): Call end_sequence in between
6396 get_insns and emit_conversion_insns rather than after both
6397 calls.
6399 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6401 PR target/70064
6402 * config/i386/i386.h (machine_function): Add
6403 pc_thunk_call_expanded flag.
6404 (ix86_pc_thunk_call_expanded): New define.
6405 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6406 (*set_got): Rename insn pattern from set_got.
6407 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6408 * config/i386/i386.c (ix86_compute_frame_layout): Use
6409 ix86_pc_thunk_call_expanded to prevent red-zone.
6411 2016-03-07 Martin Jambor <mjambor@suse.cz>
6413 * hsa.h (hsa_get_ctor_statements): Declare.
6414 (hsa_get_dtor_statements): Likewise.
6415 (hsa_get_kernel_dispatch_type): Likewise.
6416 * hsa.c (hsa_get_ctor_statements): New function.
6417 (hsa_get_dtor_statements): Likewise.
6418 (hsa_get_kernel_dispatch_type): Likewise.
6419 * hsa-brig.c (hsa_cdtor_statements): Removed.
6420 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6421 hsa_get_dtor_statements.
6422 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6423 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6425 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6427 * config/arm/arm-cores.def (cortex-r8): New.
6428 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6429 * config/arm/arm-tune.md: Likewise.
6430 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6432 2016-03-07 Martin Sebor <msebor@redhat.com>
6434 PR rtl-optimization/19705
6435 * doc/invoke.texi (Options That Control Optimization): Clarify
6436 -fno-branch-count-reg.
6438 2016-02-26 Richard Biener <rguenther@suse.de>
6439 Jeff Law <law@redhat.com>
6441 PR tree-optimization/69740
6442 * cfghooks.c (remove_edge): Request loop fixups if we delete
6443 an edge that might turn an irreducible loop into a natural
6444 loop.
6445 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6446 Move after definition of loops_state_clear.
6448 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6450 PR rtl-optimization/69052
6451 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6452 to CONST_WIDE_INT.
6454 2016-03-07 Tom de Vries <tom@codesourcery.com>
6456 PR tree-optimization/70116
6457 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6458 is_tm_ending stmts and ubsan/asan internal functions.
6459 (find_duplicate): Use it. Don't test is_tm_ending here.
6461 2016-03-07 Richard Biener <rguenther@suse.de>
6463 PR tree-optimization/70115
6464 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6465 (propagate_constants_for_unrolling): Use replace_uses_by.
6467 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6469 PR middle-end/69916
6470 * omp-low.c (struct oacc_loop): Add ifns.
6471 (new_oacc_loop_raw): Initialize it.
6472 (finish_oacc_loop): Clear mask & flags if no ifns.
6473 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6474 (oacc_loop_xform_loop): Add ifns arg & adjust.
6475 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6477 2016-03-07 Richard Henderson <rth@redhat.com>
6479 PR rtl-opt/70061
6480 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6481 (insert_value_copy_on_edge): Likewise.
6483 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6485 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6487 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6489 PR target/62281
6490 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6492 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6494 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6496 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6498 Fix sseimul type attribute.
6499 * config/i386/znver1.md
6500 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6501 znver1_sseimul_avx256_load) : Fix the type attribute.
6502 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6503 pipe usage and latency.
6505 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6507 PR c++/70084
6508 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6509 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6510 to the right type.
6512 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6514 PR c/69973
6515 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6517 PR rtl-optimization/69941
6518 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6519 the reg share its mode.
6521 2016-03-04 Jeff Law <law@redhat.com>
6523 PR tree-optimization/69196
6524 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6525 If the both SSA_NAMEs are anonymous, then consider them unassociated
6526 and include the PHI in the statement count.
6528 2016-03-05 Tom de Vries <tom@codesourcery.com>
6530 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6531 construct in oacc routine. Check for oacc region in oacc routine.
6533 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6535 PR target/70062
6536 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6537 2016-02-22 changes, instead don't recurse if RECUR is already true.
6538 Don't change *dynamic_check if RECUR. Adjust recursive caller
6539 to pass true to the new argument.
6540 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6542 PR target/70059
6543 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6544 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6545 fixes.
6546 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6548 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6550 PR rtl-optimization/57676
6551 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6552 with flag_checking.
6554 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6556 * tree-vect-patterns.c (search_type_for_mask): Handle
6557 comparison of booleans.
6559 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6561 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6562 Fix @xref usage.
6564 PR debug/69947
6565 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6566 all other ops that have dw_val_class_die_ref operands,
6567 and DW_OP_GNU_entry_value.
6569 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6571 PR rtl-optimization/69904
6572 * config/arm/arm.c (arm_cannot_copy_insn_p):
6573 Return true for load-exclusive instructions.
6575 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6577 PR target/70021
6578 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6579 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6580 the pattern no matter if it is used just by non-pattern, pattern
6581 or mix thereof.
6582 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6583 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6584 oprnd1 def_stmt is in pattern, don't look through it.
6586 2016-03-03 Marek Polacek <polacek@redhat.com>
6588 PR middle-end/70050
6589 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6591 2016-03-03 Martin Liska <mliska@suse.cz>
6593 PR tree-optimization/70043
6594 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6595 previous statement if we see a debug statement.
6597 2016-03-03 Richard Biener <rguenther@suse.de>
6599 PR tree-optimization/55936
6600 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6601 parameter and guard unsafe equivalence use.
6602 (vrp_evaluate_conditional_warnv_with_ops): Always use
6603 safe equivalences but not via the quadratic compare_names
6604 helper.
6606 2016-03-03 Michael Collison <michael.collison@linaro.org>
6608 PR target/70014
6609 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6610 for operand 1 to s_register_operand. Change predicate for operand
6611 2 to arm_not_immediate_operand.
6613 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6615 * doc/tm.texi: Regenerated.
6617 2016-03-02 Richard Henderson <rth@redhat.com>
6619 PR rtl-opt/67145
6620 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6621 simplification when all args are positive non-fixed registers.
6623 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6625 * target.def (lra_p): Specify that new ports should use LRA.
6627 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6629 PR libgomp/69555
6630 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6631 gimplify_type_sizes the type they refer to.
6632 (omp_notice_variable): Handle reference vars to VLAs.
6633 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6634 reference to VLA decls in the second pass instead of first pass.
6636 2016-03-02 Tom de Vries <tom@codesourcery.com>
6638 PR tree-optimization/68659
6639 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6640 new_expr == NULL_TREE.
6641 (get_new_name): Handle ADDR_EXPR.
6643 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6645 PR rtl-optimization/69052
6646 * loop-invariant.c (canonicalize_address): New function.
6647 (inv_can_prop_to_addr_use): Check validity of address expression
6648 which is canonicalized by above function.
6650 2016-03-02 Alan Modra <amodra@gmail.com>
6652 PR ipa/69990
6653 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6654 larger alignment.
6656 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6658 PR target/70028
6659 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6660 (*movhi_internal): Put mask moves from and to memory separately
6661 from moves from/to GPRs.
6663 2016-03-02 Richard Biener <rguenther@suse.de>
6665 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6666 GENERIC expressions in GIMPLE.
6668 2016-03-02 Richard Biener <rguenther@suse.de>
6670 * config/i386/i386.c (type_natural_mode): Fix typo.
6672 2016-03-02 Nick Clifton <nickc@redhat.com>
6674 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6676 2016-03-02 Richard Biener <rguenther@suse.de>
6677 Uros Bizjak <ubizjak@gmail.com>
6679 PR target/67278
6680 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6682 2016-03-02 Richard Biener <rguenther@suse.de>
6684 PR middle-end/67278
6685 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6687 2016-03-02 Marek Polacek <polacek@redhat.com>
6689 PR c/67854
6690 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6691 "is promoted to" warning.
6693 2016-03-01 DJ Delorie <dj@redhat.com>
6695 * config.gcc: Deprecate mep-*.
6697 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6699 PR middle-end/70025
6700 * lra-constraints.c (regno_val_use_in): New.
6701 (match_reload): Use it instead of regno_use_in.
6703 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6705 PR rtl-optimization/70007
6706 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6707 references present in REG_EQUAL notes attached to non-SET patterns.
6709 2016-03-01 Jeff Law <law@redhat.com>
6711 PR tree-optimization/69196
6712 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6713 Appropriately clamp the number of statements to copy when the
6714 thread path does not traverse a loop backedge.
6716 PR tree-optimization/69196
6717 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6718 Do count some PHIs in the thread path against the insn count. Decrease
6719 final statement count by one as the control statement in the last
6720 block will get removed. Remove special cased code for handling PHIs
6721 in the last block.
6723 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6725 PR target/70027
6726 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6727 asm dialect alternatives to explicit GOTPCREL calls.
6729 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6731 PR ada/70017
6732 * ira.c (do_reload): Issue warning for generic stack checking here...
6733 * reload1.c (reload): ...instead of here and streamline it.
6735 2016-03-01 Nick Clifton <nickc@redhat.com>
6737 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6739 2016-03-01 Richard Biener <rguenther@suse.de>
6741 PR tree-optimization/69983
6742 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6743 types and fall back to operand_equal_p.
6745 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6747 Revert
6748 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6750 * config/s390/constraints.md ("jm8"): New constraint.
6751 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6752 predicate.
6753 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6754 into ...
6755 ("*setmem_long<setmem_and>"): New pattern.
6756 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6757 into ...
6758 ("*setmem_long_31z<setmem_and>"): New pattern.
6759 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6760 New substitution rules with the required attributes.
6763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6765 Revert
6766 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6768 * gensupport.c (process_substs_on_one_elem): Split loop to
6769 complete mark_operands_used_in_match_dup on all expressions in the
6770 vector first.
6771 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6772 and remove function.
6774 2016-03-01 Richard Biener <rguenther@suse.de>
6776 PR middle-end/70022
6777 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6778 vector BIT_FIELD_REF extract.
6780 2016-03-01 Richard Biener <rguenther@suse.de>
6782 PR tree-optimization/69994
6783 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6785 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6787 PR tree-optimization/69956
6788 * tree-vect-stmts.c (supportable_widening_operation): Support
6789 multi-step conversion of boolean vectors.
6790 (supportable_narrowing_operation): Likewise.
6792 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6794 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6795 anymore.
6797 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6799 * config/s390/subst.md (DSI_VI): New mode iterator.
6800 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6801 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6802 the insn definition.
6803 ("*vec_set<mode>"): Change predicate and add alternative to
6804 support only either register or const_int operands as element
6805 selector.
6806 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6807 operands.
6808 ("vec_extract<mode>"): New expander.
6809 ("*vec_extract<mode>"): New insn definition supporting reg and
6810 const_int element selectors.
6811 ("*vec_extract<mode>_plus"): New insn definition supporting
6812 reg+const_int element selectors.
6813 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6814 following expander+insn definition.
6815 ("<vec_shifts_name><mode>3"): New expander.
6816 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6818 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6820 * config/s390/s390.md ("*tabort_1"): Change predicate to
6821 nonmemory_operand. Add a second alternative to cover
6822 register as well as const int operands.
6823 ("*tabort_1_plus"): New pattern definition.
6825 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6827 * config/s390/s390.md ("*ashrdi3_cc_31")
6828 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6829 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6830 Merge insn definitions into ...
6831 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6832 New pattern definition.
6833 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6834 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6835 ("*ashr<mode>3_and"): Merge insn definitions into ...
6836 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6837 New pattern definition.
6838 * config/s390/subst.md ("addr_style_op_cc_subst")
6839 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6840 substitutions patterns plus attributes.
6841 Add ashiftrt to SUBST iterator.
6843 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6845 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6846 op2 to nonmemory_operand.
6847 ("*<shift>di3_31", "*<shift>di3_31_and"):
6848 Merge into single pattern definition ...
6849 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6850 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6851 pattern definition ...
6852 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6853 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6854 iterator.
6856 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6858 * config/s390/predicates.md (const_int_6bitset_operand): New
6859 predicate.
6860 * config/s390/s390.md: Include subst.md.
6861 ("rotl<mode>3"): New expander.
6862 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6863 ...
6864 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6865 * config/s390/subst.md: New file.
6867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6869 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6870 Remove RRR type. It doesn't really exist.
6871 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6872 attributes.
6873 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6874 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6875 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6876 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6877 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6878 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6879 `enabled' attribute.
6881 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6883 * gensupport.c (process_substs_on_one_elem): Split loop to
6884 complete mark_operands_used_in_match_dup on all expressions in the
6885 vector first.
6886 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6887 and remove function.
6889 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6891 PR target/69706
6892 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6893 (CEIL_NWORDS): ...this. Use CEIL macro.
6894 (compute_fp_layout): Adjust to above renaming.
6895 (function_arg_union_value): Likewise.
6896 (sparc_arg_partial_bytes): Likewise.
6897 (sparc_function_arg_advance): Likewise.
6899 2016-02-29 Jeff Law <law@redhat.com>
6901 PR tree-optimization/70005
6902 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6903 where an object with a boolean range is compared against a value
6904 outside [0..1].
6906 PR tree-optimization/69999
6907 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6908 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6909 loop cleanups.
6911 2016-02-29 Richard Biener <rguenther@suse.de>
6913 PR tree-optimization/69994
6914 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6915 (get_unary_op): Look through nop conversions.
6916 (ops_equal_values_p): New function, look for equality diregarding
6917 nop conversions.
6918 (eliminate_plus_minus_pair): Use ops_equal_values_p
6919 (repropagate_negates): Do not use get_unary_op here.
6921 2016-02-29 Martin Liska <mliska@suse.cz>
6923 * system.h: Poison ENABLE_CHECKING macro.
6925 2016-02-29 Martin Liska <mliska@suse.cz>
6927 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6928 is presented in dump flags.
6929 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6930 (hsa_regalloc): Likewise.
6932 2016-02-19 Richard Biener <rguenther@suse.de>
6934 PR tree-optimization/69980
6935 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6936 permutation of those we need to keep.
6938 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6940 PR target/69706
6941 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6942 (NWORDS_UP): ...this
6943 (init_cumulative_args): Minor tweaks.
6944 (sparc_promote_function_mode): Likewise.
6945 (scan_record_type): Delete.
6946 (traverse_record_type): New function template.
6947 (classify_data_t): New structure type.
6948 (classify_registers): New inline function.
6949 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6950 exhausted. Instantiate traverse_record_type on classify_registers and
6951 deal with the case of a structure passed in slot #15 with no FP field
6952 in the first word.
6953 (assign_data_t): New structure type.
6954 (compute_int_layout): New static function.
6955 (compute_fp_layout): Likewise.
6956 (count_registers): New inline function.
6957 (assign_int_registers): New static function.
6958 (assign_fp_registers): Likewise.
6959 (assign_registers): New inline function.
6960 (function_arg_record_value_1): Delete.
6961 (function_arg_record_value_2): Likewise.
6962 (function_arg_record_value_3): Likewise.
6963 (function_arg_record_value): Adjust to above changes. Instantiate
6964 traverse_record_type on count_registers to first count the number of
6965 registers to be used and then on assign_registers to assign them.
6966 (function_arg_union_value): Adjust to above renaming.
6967 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6968 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6969 case of a structure passed in slot #15
6970 (sparc_function_arg_advance): Likewise.
6971 (function_arg_padding): Minor tweak.
6973 2016-02-29 Richard Biener <rguenther@suse.de>
6975 PR tree-optimization/69720
6976 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6977 the adjustment_def path for possibly vectorized defs.
6978 (vect_create_epilog_for_reduction): Handle vectorized initial
6979 defs properly.
6981 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6983 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6985 2016-02-27 Jeff Law <law@redhat.com>
6987 Revert
6988 2016-02-26 Richard Biener <rguenther@suse.de>
6989 Jeff Law <law@redhat.com>
6991 PR tree-optimization/69740
6992 * cfghooks.c (remove_edge): Request loop fixups if we delete
6993 an edge that might turn an irreducible loop into a natural
6994 loop.
6996 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6998 PR rtl-optimization/69896
6999 * tree-vect-generic.c (get_compute_type): Avoid single element
7000 vector types.
7002 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7004 Rename the AArch64 tuning option and related functions to enable the
7005 Newton series for the reciprocal square root to reflect its
7006 approximative characteristic.
7008 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7009 function to "aarch64_emit_approx_rsqrt".
7010 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7011 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7012 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7013 (xgene1_tunings): Likewise.
7014 (use_rsqrt_p): Likewise.
7015 (aarch64_emit_swrsqrt): Use new function name.
7016 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7017 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7018 text explaining this option.
7019 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7021 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7023 PR target/69969
7024 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7025 complain about -mallow-movmisalign without -mvsx if
7026 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7028 2016-02-26 Joel Sherrill <joel@rtems.org>
7030 * config.gcc: Add x86_64-*-rtems*.
7031 * gcc/config/i386/rtems-64.h: New file.
7033 2016-02-26 Joel Sherrill <joel@rtems.org>
7035 * config.gcc: Add aarch64-*-rtems*.
7036 * gcc/config/aarch64/rtems.h: New file.
7038 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7040 PR target/69946
7041 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7042 shift amount using %h. Add comment.
7044 2016-02-26 Richard Biener <rguenther@suse.de>
7045 Jeff Law <law@redhat.com>
7047 PR tree-optimization/69740
7048 * cfghooks.c (remove_edge): Request loop fixups if we delete
7049 an edge that might turn an irreducible loop into a natural
7050 loop.
7052 2016-02-26 Martin Jambor <mjambor@suse.cz>
7054 PR middle-end/69920
7055 * tree-sra.c (sra_modify_assign): Do not remove loads of
7056 uninitialized aggregates to SSA_NAMEs.
7058 2016-02-26 Richard Henderson <rth@redhat.com>
7060 PR target/69709
7061 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7062 pseudo in case the target rtx matches the source of the left
7063 shift.
7065 2016-02-26 Martin Jambor <mjambor@suse.cz>
7067 PR hsa/69568
7068 * hsa.h (hsa_type_packed_p): Declare.
7069 * hsa.c (hsa_type_packed_p): New function.
7070 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7071 loads.
7072 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7073 * hsa-brig.c (emit_basic_insn): Likewise.
7075 2016-02-26 Martin Jambor <mjambor@suse.cz>
7077 pr hsa/69674
7078 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7079 pointers.
7080 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7082 2016-02-26 Martin Jambor <mjambor@suse.cz>
7084 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7085 hsa_op_with_type operands.
7086 (hsa_unsigned_type_for_type): Declare.
7087 * hsa.c (hsa_unsigned_type_for_type): New function.
7088 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7089 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7090 the finalizer. Do not emit extra move.
7092 2016-02-26 Martin Jambor <mjambor@suse.cz>
7094 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7095 atomic operations in private segment.
7097 2016-02-26 Martin Jambor <mjambor@suse.cz>
7099 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7100 statements to wi->info. Also disallow omp simd constructs.
7101 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7102 for not gridifying. Dump special string for omp_for.
7104 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7106 PR target/69245
7107 * config/aarch64/aarch64.c (aarch64_set_current_function):
7108 Save/restore target globals when switching to
7109 target_option_default_node.
7111 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7113 PR target/69613
7114 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7115 Return 0 if !SHIFT_COUNT_TRUNCATED.
7117 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7118 Eric Botcazou <ebotcazou@adacore.com>
7120 PR rtl-optimization/69891
7121 * dse.c (scan_insn): If we can't figure out memset arguments
7122 or they are non-constant, call clear_rhs_from_active_local_stores.
7124 2016-02-26 Martin Liska <mliska@suse.cz>
7126 * doc/extend.texi: Mention clog10, clog10f an clog10l
7127 in Builtins section.
7129 2016-02-26 Martin Liska <mliska@suse.cz>
7131 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7132 CHECKING_P.
7133 (resolve_args_picking_1): Likewise.
7134 * dwarf2out.h (struct GTY): Likewise.
7136 2016-02-26 Martin Liska <mliska@suse.cz>
7138 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7139 with flag_checking.
7140 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7142 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7143 Martin Liska <mliska@suse.cz>
7145 * doc/install.texi: Mention --enable-valgrind-annotations.
7147 2016-02-26 Richard Biener <rguenther@suse.de>
7149 PR tree-optimization/69551
7150 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7151 looking through aliases adjust DECL_PT_UID to refer to the
7152 ultimate alias target.
7154 2016-02-25 Martin Liska <mliska@suse.cz>
7156 PR middle-end/69919
7157 * alloc-pool.c (after_memory_report): New variable.
7158 * alloc-pool.h (base_pool_allocator ::release): Do not use
7159 the infrastructure if after_memory_report.
7160 * toplev.c (toplev::main): Mark after memory report.
7162 2016-02-25 Richard Biener <rguenther@suse.de>
7164 PR tree-optimization/48795
7165 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7167 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7169 PR driver/68463
7170 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7171 offloading is enabled and -fopenacc or -fopenmp is specified.
7172 (CRTOFFLOADEND): Likewise.
7173 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7174 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7175 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7176 (offload_objects_file_name): New static var.
7177 (tool_cleanup): Remove offload_objects_file_name file.
7178 (find_offloadbeginend): Replace with ...
7179 (find_crtoffloadtable): ... this.
7180 (run_gcc): Remove offload_argc and offload_argv.
7181 Get offload_objects_file_name from -foffload-objects=... option.
7182 Read names of object files with offload from this file, pass them to
7183 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7184 don't pass offloadbegin and offloadend to the linker. Don't pass
7185 offload non-LTO files to the linker, because now they're not claimed.
7187 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7189 PR ipa/69630
7190 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7191 on builtin_unreachable.
7193 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7195 PR rtl-optimization/69896
7196 * regcprop.c: Include cfgrtl.h.
7197 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7198 than remembered mode, either delete it (if noop_move_p), or
7199 treat like copy_p but not noop_p instruction.
7201 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7203 PR debug/69705
7204 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7205 - allow NULL decl for Fortran DW_TAG_common_block variables.
7207 2016-02-24 Jason Merrill <jason@redhat.com>
7209 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7211 2016-02-24 Richard Biener <rguenther@suse.de>
7212 Jakub Jelinek <jakub@redhat.com>
7214 PR middle-end/69760
7215 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7216 conditionally executed ops to well-defined overflow behavior.
7218 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7220 PR middle-end/69915
7221 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7222 elements.
7224 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7226 PR rtl-optimization/69886
7227 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7228 argument. Use it when checking validity of set instructions.
7229 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7230 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7231 callsite.
7232 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7233 * store-motion.c (find_moveable_store): Update
7234 can_assign_to_reg_without_clobbers_p callsite.
7236 2016-02-24 Richard Biener <rguenther@suse.de>
7238 PR middle-end/68963
7239 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7240 bogus check.
7241 (record_nonwrapping_iv): Do not fall back to the low/high bound
7242 for non-constant IV bases if the stmt is not always executed.
7244 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7246 * config/arm/arm-cores.def (cortex-a32): New entry.
7247 * config/arm/arm-tables.opt: Regenerate.
7248 * config/arm/arm-tune.md: Regenerate.
7249 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7250 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7251 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7252 for -mcpu and -mtune.
7254 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7256 PR target/69875
7257 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7258 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7259 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7260 (atomic_loaddi_1): Delete.
7261 (atomic_loaddi): Rewrite expander using the above changes.
7263 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7265 PR c/69918
7266 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7267 2 to 3.
7269 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7270 Richard Biener <rguenth@suse.de>
7272 PR middle-end/69909
7273 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7274 set_mem_attributes if tem is SSA_NAME which got expanded
7275 as a MEM.
7277 2016-02-24 Richard Biener <rguenther@suse.de>
7279 PR tree-optimization/69907
7280 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7281 end of permutations for BB vectorization.
7283 2016-02-24 Christian Bruel <christian.bruel@st.com>
7285 * config/arm/arm-c.c (arm_option_override): Initialize
7286 target_option_current_node.
7287 * config/arm/arm.c (arm_pragma_target_parse): Replace
7288 build_target_option_node call by target_option_current_node.
7289 Set target_option_current_node.
7290 Fix comments.
7292 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7294 PR target/69810
7295 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7296 define_insn_and_split to define_insn.
7297 (zero_extendqi<mode>2_dot2): Same.
7298 (extendqi<mode>2_dot): Same.
7299 (extendqi<mode>2_dot2): Same.
7301 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7303 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7304 and add bypass for AES{D,E} and AESMC pairs.
7305 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7306 and AESMC pairs.
7308 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7310 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7311 series for reciprocal square root in Exynos M1.
7313 2016-02-23 Martin Sebor <msebor@redhat.com>
7315 PR c/69759
7316 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7317 __builtin_alloca_with_align.
7319 2016-02-23 Richard Henderson <rth@redhat.com>
7321 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7322 (ix86_register_pragmas): Remove __seg_tls.
7323 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7324 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7325 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7326 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7327 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7328 * doc/extend.texi (__seg_tls): Remove item.
7330 2016-02-23 Richard Biener <rguenther@suse.de>
7332 * alloc-pool.h (struct allocation_object): Make id member
7333 conditional on CHECKING_P again.
7334 (get_instance): Adjust.
7335 (base_pool_allocator): Likewise.
7337 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7339 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7340 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7341 zero.
7342 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7343 flag_openacc.
7344 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7346 2016-02-23 Richard Biener <rguenther@suse.de>
7348 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7349 * bitmap.h (struct bitmap_usage): Likewise.
7350 (bitmap_move): Declare.
7351 * bitmap.c (register_overhead): Take size_t argument.
7352 (bitmap_move): New function.
7353 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7354 to properly account overhead.
7355 * tree.c (free_node): Use tree_size.
7357 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7359 PR c++/69902
7360 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7361 when inverting comparison.
7363 PR c/69900
7364 * common.opt (Wunreachable-code): Add Warning flag.
7366 2016-02-23 Mark Wielaard <mjw@redhat.com>
7367 Jakub Jelinek <jakub@redhat.com>
7369 PR c/69911
7370 * cgraphunit.c (check_global_declaration): Check main_input_filename
7371 and DECL_SOURCE_FILE are not NULL.
7373 2016-02-23 Martin Jambor <mjambor@suse.cz>
7375 PR tree-optimization/69666
7376 * tree-sra.c (sra_modify_assign): Do not attempt to create
7377 default_def replacements for unscalarizable regions.
7379 2016-02-20 Mark Wielaard <mjw@redhat.com>
7381 PR c/28901
7382 * cgraphunit.c (check_global_declaration): Check level of
7383 warn_unused_const_variable and main_input_filename.
7384 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7385 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7386 (-Wunused-const-variable): Explain levels 1 and 2.
7388 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7390 PR target/69888
7391 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7392 identical arguments. Formatting and spelling fixes.
7394 PR target/69885
7395 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7396 be specified.
7398 PR target/69894
7399 PR target/69895
7400 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7401 and m68k-devices.def.
7402 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7403 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7405 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7407 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7408 and HImode registers.
7410 2016-02-22 Richard Biener <rguenther@suse.de>
7412 PR tree-optimization/69882
7413 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7414 preserve permutations present because of gaps.
7415 (vect_supported_load_permutation_p): Always continue checking
7416 permutations after vect_attempt_slp_rearrange_stmts.
7418 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7420 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7421 min_profitable_estimate, rather than min_profitable_iters.
7423 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7425 PR target/69885
7426 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7427 SImode for last match_operand.
7429 2016-02-22 Martin Liska <mliska@suse.cz>
7431 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7432 return bitsize - 1 as the return value.
7434 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7436 PR target/69806
7437 PR target/54089
7438 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7439 Handle negative shift counts.
7440 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7441 force_reg on the shift constant.
7442 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7443 (lshrsi3_d): Handle negative shift counts.
7445 2016-02-22 Richard Biener <rguenther@suse.de>
7446 Tom de Vries <tom@codesourcery.com>
7448 * graph.c: Include dumpfile.h.
7449 (print_graph_cfg): Split into three overloads.
7450 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7452 2016-02-22 Tom de Vries <tom@codesourcery.com>
7454 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7455 dump-fn.
7457 2016-02-22 Richard Biener <rguenther@suse.de>
7459 PR ipa/37448
7460 * ipa-inline-transform.c (inline_call): When not updating
7461 overall summaries adjust self size by the growth estimate.
7462 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7463 hash-set, do not update overall summaries here. Renamed from ...
7464 (inline_to_all_callers): ... this which is now wrapping the
7465 above and performing delayed overall summary update.
7466 (early_inline_small_functions): Delay updating of the overall
7467 summary.
7469 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7471 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7472 variable.
7474 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7476 PR driver/69805
7477 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7478 :%* in %:gt() argument.
7479 (greater_than_spec_func): Adjust for expecting only numbers,
7480 if there are more than two numbers, compare the last two.
7482 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7484 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7485 -Wnarrowing with -std.
7487 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7489 PR c++/69851
7490 * expr.c (store_field): Don't use bit-field path if exp is
7491 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7492 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7493 and the assignment can be performed by bitwise copy. Formatting
7494 fix.
7496 PR middle-end/69838
7497 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7498 call copy_reg_eh_region_note_forward on before and/or after sequences
7499 and remove note from insn if it no longer can throw.
7501 PR target/69820
7502 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7503 if TARGET_AVX512BW.
7505 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7507 * config/s390/vector.md: Add missing commutative operand markers
7508 to the patterns which qualify for one.
7509 * config/s390/vx-builtins.md: Likewise.
7511 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7514 types to mode iterators.
7515 (vec_double): ... and mode attribute.
7516 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7518 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7520 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7521 Change the predicate of op2 from nonimmediate to general and let
7522 reload fix it if necessary.
7524 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7526 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7528 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7530 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7531 mode.
7533 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7535 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7536 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7537 * config/s390/s390.md ("movstr<P:mode>"): Call
7538 s390_expand_vec_movstr.
7540 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7542 * config/s390/s390.md: Add missing output modifier for operand 1
7543 to print it as address properly.
7545 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7547 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7548 * config/s390/2964.md: New file.
7549 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7550 of insn grouping attributes depending on the CPU level.
7551 (s390_get_unit_mask): New function.
7552 (s390_sched_score): Remove the OOO from the scheduling macros.
7553 Add loop to calculate a score for the instruction mix.
7554 (s390_sched_reorder): Likewise plus improve debug output.
7555 (s390_sched_variable_issue): Rename macros as above. Calculate
7556 the unit distances after actually scheduling an insn. Improve
7557 debug output.
7558 (s390_sched_init): Clear last_scheduled_unit_distance array.
7559 * config/s390/s390.md: Include 2964.md.
7561 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7563 PR target/69671
7564 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7565 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7566 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7567 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7568 *avx512f_<code>v8div16qi2_mask_1): New insns.
7570 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7572 PR target/68404
7573 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7574 2016-02-09 change.
7576 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7577 earlyclobber from target. Use wF constraint for fused memory
7578 address.
7579 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7581 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7582 Martin Liska <mliska@suse.cz>
7584 PR sanitizer/69863
7585 * cfgexpand.c (asan_sanitize_stack_p): New function.
7586 (partition_stack_vars): Use the function.
7587 (expand_stack_vars): Likewise.
7588 (defer_stack_allocation): Likewise.
7589 (expand_used_vars): Likewise.
7591 2016-02-18 Richard Biener <rguenther@suse.de>
7593 PR middle-end/69553
7594 * fold-const.c (operand_equal_p): Properly compare offsets for
7595 IMAGPART_EXPR and ARRAY_REF.
7597 2016-02-18 Nick Clifton <nickc@redhat.com>
7599 PR target/62254
7600 PR target/69610
7601 * config/arm/arm.c (arm_option_override_internal): Disable
7602 interworking if the target does not support thumb instructions.
7603 (arm_reload_in_hi): Handle the case where a register to register
7604 move needs reloading because there is no simple pattern to handle
7605 it.
7606 (arm_reload_out_hi): Likewise.
7608 2016-02-18 Richard Biener <rguenther@suse.de>
7610 PR middle-end/69854
7611 * match.pd: Don't use fold_binary or fold_unary for folding
7612 constants.
7614 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7616 PR c++/69850
7617 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7618 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7619 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7620 warn on gimple_no_warning_p statements.
7622 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7624 * doc/extend.texi (C++ Attributes): Correct description of
7625 warn_unused type attribute.
7627 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7629 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7630 correct instruction.
7632 2016-02-17 Richard Biener <rguenther@suse.de>
7634 PR rtl-optimization/69609
7635 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7636 (find_traces_1_round): When ending a trace update cached priority
7637 of successors.
7638 (bb_to_key): Use cached priority when available.
7639 (copy_bb): Initialize cached priority.
7640 (reorder_basic_blocks_software_trace_cache): Likewise.
7642 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7644 PR target/69161
7645 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7646 New predicate.
7647 (aarch64_comparison_operator): Break overly long line into two.
7648 (aarch64_comparison_operation): Likewise.
7649 * config/aarch64/aarch64.md (cstorecc4): Use
7650 aarch64_comparison_operator_mode instead of
7651 aarch64_comparison_operator.
7652 (cstore<mode>4): Likewise.
7653 (aarch64_cstore<mode>): Likewise.
7654 (*cstoresi_insn_uxtw): Likewise.
7655 (cstore<mode>_neg): Likewise.
7656 (*cstoresi_neg_uxtw): Likewise.
7658 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7660 PR target/69161
7661 * config/arm/predicates.md (arm_comparison_operator_mode):
7662 New predicate.
7663 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7664 instead of arm_comparison_operator.
7665 (*mov_negscc): Likewise.
7666 (*mov_notscc): Likewise.
7667 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7668 (*thumb2_mov_negscc): Likewise.
7669 (*thumb2_mov_negscc_strict_it): Likewise.
7670 (*thumb2_mov_notscc): Likewise.
7671 (*thumb2_mov_notscc_strict_it): Likewise.
7673 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7675 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7676 Add missing return.
7678 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7680 * config/visium/visium.c (machine_libfunc_index): New enum.
7681 (machine_libfuncs): New structure.
7682 (visium_libfuncs): New static variable.
7683 (TARGET_INIT_LIBFUNCS): Define to...
7684 (visium_init_libfuncs): ...this. New function.
7685 (expand_block_move_4): Use the appropriate libfunc.
7686 (expand_block_move_2): Likewise.
7687 (expand_block_move_1): Likewise.
7688 (expand_block_set_4): Likewise.
7689 (expand_block_set_2): Likewise.
7690 (expand_block_set_1): Likewise.
7691 (visium_trampoline_init): Likewise.
7693 2016-02-17 Nick Clifton <nickc@redhat.com>
7695 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7696 TI's devices.csv file as of March 2016.
7698 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7700 PR Target/48344
7701 * opts-global.c (handle_common_deferred_options): Introduce and
7702 initialize two global variables to remember command-line options
7703 specifying a stack-limiting register.
7704 * opts.h: Add extern declarations of the two new global variables.
7705 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7706 variable based on the values of the two new global variables.
7708 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7710 PR c/69835
7711 * common.opt (Wnonnull-compare): New warning.
7712 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7713 of arguments against NULL.
7714 (-Wnonnull-compare): Document.
7715 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7716 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7717 * passes.def (pass_warn_nonnull_compare): Add.
7718 * gimple-ssa-nonnull-compare.c: New file.
7720 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7722 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7723 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7725 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7727 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7728 reciprocal sqrt for -mlow-precision-recip-sqrt.
7730 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7731 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7733 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7734 always use lane loads to construct non-constant vectors.
7736 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7738 * config/aarch64/aarch64.md
7739 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7740 constraints for operand 3.
7741 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7743 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7744 Richard Biener <rguenther@suse.de>
7746 PR tree-optimization/69820
7747 * tree-vect-patterns.c (type_conversion_p): Return false if
7748 *orig_type is unsigned single precision or boolean.
7749 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7750 Formatting fix.
7752 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7754 PR rtl-optimization/69764
7755 PR rtl-optimization/69771
7756 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7757 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7759 2016-02-16 Richard Biener <rguenther@suse.de>
7761 PR tree-optimization/69776
7762 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7763 sets from caller.
7764 (indirect_refs_may_alias_p): Likewise.
7765 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7766 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7767 according to tbaa_p.
7768 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7769 (optimize_stmt): For redundant store discovery do not allow tbaa.
7771 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7773 PR tree-optimization/69714
7774 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7775 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7777 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7779 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7780 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7781 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7782 * config/arc/arc.c (arc_init): Check FPU options.
7783 (get_arc_condition_code): Handle new CC_FPU* modes.
7784 (arc_select_cc_mode): Likewise.
7785 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7786 register pair only. Allow access for ARCv2 accumulator.
7787 (gen_compare_reg): Whenever we have FPU support use FPU compare
7788 instructions.
7789 (arc_reorg): Don't generate brcc insns when FPU compare
7790 instructions are involved.
7791 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7792 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7793 floating point emulation.
7794 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7795 (REVERSE_CONDITION): Add new CC_FPU* modes.
7796 (TARGET_FP_SP_BASE): Define.
7797 (TARGET_FP_DP_BASE): Likewise.
7798 (TARGET_FP_SP_FUSED): Likewise.
7799 (TARGET_FP_DP_FUSED): Likewise.
7800 (TARGET_FP_SP_CONV): Likewise.
7801 (TARGET_FP_DP_CONV): Likewise.
7802 (TARGET_FP_SP_SQRT): Likewise.
7803 (TARGET_FP_DP_SQRT): Likewise.
7804 (TARGET_FP_DP_AX): Likewise.
7805 * config/arc/arc.md (ARCV2_ACC): New constant.
7806 (type): New fpu type attribute.
7807 (SDF): Conditional iterator.
7808 (cstore<mode>, cbranch<mode>): Change expand condition.
7809 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7810 handles FPU/FPX cases as well.
7811 * config/arc/arc.opt (mfpu): New option.
7812 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7813 Renamed.
7814 (adddf3, muldf3, subdf3): Removed.
7815 * config/arc/predicates.md (proper_comparison_operator): Recognize
7816 CC_FPU* modes.
7817 * config/arc/fpu.md: New file.
7818 * doc/invoke.texi (ARC Options): Document mfpu option.
7820 2016-02-16 Richard Biener <rguenther@suse.de>
7822 PR rtl-optimization/69291
7823 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7824 noce_operand_ok check.
7826 2016-02-16 Tom de Vries <tom@codesourcery.com>
7828 PR lto/67709
7829 * omp-low.c (simd_clone_create): Remove call to
7830 symtab->call_cgraph_insertion_hooks.
7832 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7834 PR tree-optimization/69802
7835 * tree-ssa-reassoc.c (update_range_test): If op is
7836 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7837 op == 1 test of precision 1 integral op, otherwise handle
7838 that case as op itself. Fix up formatting.
7839 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7840 up formatting.
7842 2016-02-16 Richard Biener <rguenther@suse.de>
7844 PR tree-optimization/69586
7845 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7846 types for conversion sources.
7848 2016-02-16 Richard Biener <rguenther@suse.de>
7850 PR middle-end/69801
7851 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7852 mask OEP_ADDRESS_OF.
7854 2016-02-16 Alan Modra <amodra@gmail.com>
7856 PR target/68973
7857 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7858 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7859 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7860 (p8_mtvsrwz): New.
7861 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7862 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7863 (p8_fmrgow_<mode>): Likewise.
7864 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7865 changes.
7866 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7867 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7868 to use movdi_internal64. Remove op0_di.
7869 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7871 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7873 Add support for the FCCMP insn types
7875 * config/aarch64/aarch64.md (fccmp): Change insn type.
7876 (fccmpe): Likewise.
7877 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7878 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7879 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7880 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7881 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7882 * config/arm/types.md (fccmps): Add new insn type.
7883 (fccmpd): Likewise.
7885 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7887 * alias.c (get_alias_set): Fix a typo in comment.
7889 2016-02-15 Richard Biener <rguenther@suse.de>
7891 PR tree-optimization/69595
7892 * match.pd: Complete range test simplification to true.
7894 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7896 PR rtl-optimization/69648
7897 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7898 pic_offset_table_rtx.
7900 PR rtl-optimization/69752
7901 * ira.c (update_equiv_regs): When looking for more than a single SET,
7902 also take other side effects into account.
7904 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7906 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7907 for z900+ CPUs in 31-bit mode.
7909 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7911 * common/config/s390/s390-common.c (s390_supports_split_stack):
7912 New function.
7913 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7914 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7915 * config/s390/s390.c (struct machine_function): New field
7916 split_stack_varargs_pointer.
7917 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7918 in s390_emit_prologue.
7919 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7920 vararg pointer.
7921 (morestack_ref): New global.
7922 (SPLIT_STACK_AVAILABLE): New macro.
7923 (s390_expand_split_stack_prologue): New function.
7924 (s390_live_on_entry): New function.
7925 (s390_va_start): Use split-stack vararg pointer if appropriate.
7926 (s390_asm_file_end): Emit the split-stack note sections.
7927 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7928 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7929 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7930 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7931 (split_stack_prologue): New expand.
7932 (split_stack_space_check): New expand.
7933 (split_stack_data): New insn.
7934 (split_stack_call): New expand.
7935 (split_stack_call_*): New insn.
7936 (split_stack_cond_call): New expand.
7937 (split_stack_cond_call_*): New insn.
7939 2016-02-15 Richard Biener <rguenther@suse.de>
7941 PR tree-optimization/69783
7942 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7943 Add trivially correct cases.
7945 2016-02-15 Tom de Vries <tom@codesourcery.com>
7947 PR lto/69655
7948 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7949 do_force_output.
7950 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7952 2016-02-15 Richard Biener <rguenther@suse.de>
7954 PR tree-optimization/69776
7955 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7956 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7957 indicate whether we can use TBAA to disambiguate against stores.
7958 Use alias-set zero if not.
7959 (visit_reference_op_store): Do not use TBAA when looking up
7960 redundant stores.
7961 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7962 (eliminate_dom_walker::before_dom_children): But not when looking
7963 up redundant stores.
7965 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7967 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7969 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7971 * config/i386/znver1.md
7972 (znver1_pop, znver1_pop_mem,
7973 znver1_load_imov_double_store,
7974 znver1_load_imov_direct_store,
7975 znver1_load_imov_direct_load,
7976 znver1_load_imov_double_load): Add new.
7977 (znver1_insn, znver1_insn_load): Add icmov type.
7978 (znver1_sseavx_fma,
7979 znver1_sseavx_fma_load,
7980 znver1_avx256_fma,
7981 znver1_avx256_fma_load): Fix pipe usage.
7983 2016-02-14 Alan Modra <amodra@gmail.com>
7985 PR target/68973
7986 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7987 with an invalid hard reg, reload just the reg not the entire
7988 pre/post-inc/dec address expression.
7990 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7992 PR target/67260
7993 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7994 fixed R1_REG scratch reg.
7995 (sibcall_value_pcrel_fdpic): Likewise.
7997 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7999 PR target/67636
8000 PR target/64345
8001 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8003 2016-02-12 Walter Lee <walt@tilera.com>
8005 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8006 * config/tilegx/t-tilegx: Likewise.
8008 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8010 PR other/69554
8011 * diagnostic-show-locus.c (struct line_span): New struct.
8012 (layout::get_first_line): Delete.
8013 (layout::get_last_line): Delete.
8014 (layout::get_num_line_spans): New member function.
8015 (layout::get_line_span): Likewise.
8016 (layout::print_heading_for_line_span_index_p): Likewise.
8017 (layout::get_expanded_location): Likewise.
8018 (layout::calculate_line_spans): Likewise.
8019 (layout::m_first_line): Delete.
8020 (layout::m_last_line): Delete.
8021 (layout::m_line_spans): New field.
8022 (layout::layout): Update comment. Replace m_first_line and
8023 m_last_line with m_line_spans, replacing their initialization
8024 with a call to calculate_line_spans.
8025 (diagnostic_show_locus): When printing source lines and
8026 annotations, rather than looping over a single span
8027 of lines, instead loop over each line_span within
8028 the layout, with an inner loop over the lines within them.
8029 Call the context's start_span callback when changing line spans.
8030 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8031 (diagnostic_build_prefix): Break out the building of the location
8032 part of the string into...
8033 (diagnostic_get_location_text): ...this new function, rewriting
8034 it from nested ternary expressions to a sequence of "if"
8035 statements.
8036 (default_diagnostic_start_span_fn): New function.
8037 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8038 (diagnostic_context::start_span): New field.
8039 (default_diagnostic_start_span_fn): New prototype.
8041 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8043 PR driver/69779
8044 * gcc.c (driver::finalize): Fix cleanup of "specs".
8046 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8048 PR driver/69265
8049 PR driver/69453
8050 * gcc.c (driver::driver): Initialize m_option_suggestions.
8051 (driver::~driver): Clean up m_option_suggestions.
8052 (suggest_option): Convert to...
8053 (driver::suggest_option): ...this, and split out into
8054 driver::build_option_suggestions and find_closest_string.
8055 (driver::build_option_suggestions): New function, from
8056 first half of suggest_option. Special-case
8057 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8058 the sanitizer_opts array. For options of enum types, add the
8059 various enum values to the candidate strings.
8060 (driver::handle_unrecognized_options): Remove "const".
8061 * gcc.h (driver::handle_unrecognized_options): Likewise.
8062 (driver::build_option_suggestions): New decl.
8063 (driver::suggest_option): New decl.
8064 (driver::m_option_suggestions): New field.
8065 * opts-common.c (add_misspelling_candidates): New function.
8066 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8067 and make non-static.
8068 * opts.h (sanitizer_opts): New array decl.
8069 (add_misspelling_candidates): New function decl.
8070 * spellcheck.c (find_closest_string): New function.
8071 * spellcheck.h (find_closest_string): New function decl.
8073 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8075 PR rtl-optimization/69764
8076 PR rtl-optimization/69771
8077 * optabs.c (expand_binop_directly): For shift_optab_p, force
8078 convert_modes with VOIDmode if xop1 has VOIDmode.
8080 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8082 PR target/69729
8083 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8084 to correctly determine instrumentation thunks.
8086 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8088 PR ipa/69241
8089 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8090 type by reference, force lhs on the call.
8092 PR ipa/68672
8093 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8094 Compute retval and retbnd early in all cases if split_part_return_p
8095 and return_bb is not EXIT. Remove all clobber stmts and reset
8096 all debug stmts that refer to SSA_NAMEs defined in split part,
8097 except if it is retval, in that case replace the old retval with the
8098 lhs of the call to the split part.
8100 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8102 revert:
8103 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8105 PR middle-end/66726
8106 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8107 whose result is used in PHI.
8108 (maybe_optimize_range_tests): Likewise.
8109 (final_range_test_p): Likweise.
8111 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8113 PR middle-end/66726
8114 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8115 whose result is used in PHI.
8116 (maybe_optimize_range_tests): Likewise.
8117 (final_range_test_p): Likweise.
8119 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8121 * cgraph.c: Spelling fixes - behaviour -> behavior and
8122 neighbour -> neighbor.
8123 * target.def: Likewise.
8124 * sel-sched.c: Likewise.
8125 * config/mips/mips.c: Likewise.
8126 * config/arc/arc.md: Likewise.
8127 * config/arm/cortex-a57.md: Likewise.
8128 * config/arm/arm.c: Likewise.
8129 * config/arm/neon.md: Likewise.
8130 * config/arm/arm-c.c: Likewise.
8131 * config/vms/vms-c.c: Likewise.
8132 * config/s390/s390.c: Likewise.
8133 * config/i386/znver1.md: Likewise.
8134 * config/i386/i386.c: Likewise.
8135 * config/ia64/hpux-unix2003.h: Likewise.
8136 * config/msp430/msp430.md: Likewise.
8137 * config/rx/rx.c: Likewise.
8138 * config/rx/rx.md: Likewise.
8139 * config/aarch64/aarch64-simd.md: Likewise.
8140 * config/aarch64/aarch64.c: Likewise.
8141 * config/nvptx/nvptx.c: Likewise.
8142 * config/bfin/bfin.c: Likewise.
8143 * config/cris/cris.opt: Likewise.
8144 * config/rs6000/rs6000.c: Likewise.
8145 * target.h: Likewise.
8146 * spellcheck.c: Likewise.
8147 * ira-build.c: Likewise.
8148 * tree-inline.c: Likewise.
8149 * builtins.c: Likewise.
8150 * lra-constraints.c: Likewise.
8151 * explow.c: Likewise.
8152 * hwint.h: Likewise.
8153 * targhooks.c: Likewise.
8154 * tree-vect-data-refs.c: Likewise.
8155 * expr.c: Likewise.
8156 * doc/tm.texi: Likewise.
8157 * doc/extend.texi: Likewise.
8158 * doc/install.texi: Likewise.
8159 * doc/md.texi: Likewise.
8160 * tree-ssa-tail-merge.c: Likewise.
8161 * sched-int.h: Likewise.
8162 * match.pd: Likewise.
8163 * sched-ebb.c: Likewise.
8164 * target.def (omit_struct_return_reg): Likewise.
8165 * gimple-ssa-isolate-paths.c: Likewise.
8166 (find_implicit_erroneous_behaviour): Renamed to...
8167 (find_implicit_erroneous_behavior): ... this.
8168 (find_explicit_erroneous_behaviour): Renamed to...
8169 (find_explicit_erroneous_behavior): ... this.
8170 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8172 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8174 PR rtl-optimization/64682
8175 PR rtl-optimization/69567
8176 PR rtl-optimization/69737
8177 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8178 in I2 as well, just lose it.
8180 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8182 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8183 New variable.
8184 (aarch64_last_printed_tune_string): Likewise.
8185 (aarch64_declare_function_name): Only output .arch assembler
8186 directive if it will be different from the previously output
8187 directive. Same for .tune comment but only if -dA is set.
8188 (aarch64_start_file): New function.
8189 (TARGET_ASM_FILE_START): Define.
8191 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8193 PR plugins/69758
8194 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8196 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8198 PR target/65313
8199 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8200 -Wmaybe-uninitialized warning.
8202 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8204 PR target/69713
8205 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8207 2016-02-11 Richard Biener <rguenther@suse.de>
8209 PR rtl-optimization/69291
8210 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8211 subexpressions affected by changing the result.
8213 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8215 PR target/69148
8216 * lra-constraints.c (curr_insn_transform): Find in/out operands
8217 for secondary memory moves. Update dups.
8219 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8221 PR tree-optimization/69652
8222 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8223 to nested loop, did source re-formatting, skip debug statements,
8224 add check on statement with volatile operand, remove dead scalar
8225 statements.
8227 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8228 Patrick Palka <ppalka@gcc.gnu.org>
8230 PR ipa/69241
8231 PR c++/69649
8232 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8233 calls if the return type is TREE_ADDRESSABLE.
8234 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8235 * ipa-split.c (split_function): Fix doubled "we" in comment.
8236 Use void return type for the split part even if
8237 !split_point->split_part_set_retval.
8239 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8241 PR tree-optimization/68021
8242 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8243 when computing the value of biv cand by itself.
8245 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8247 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8248 (cortexa57_tunings): Likewise.
8249 (cortexa72_tunings): Likewise.
8250 (arch_macro_fusion_pair_p): Add support for AES fusion.
8251 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8252 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8253 Allow virtual registers before reload so early scheduling works.
8254 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8255 correct latency and pipeline.
8256 (cortex_a57_crypto_complex): Likewise.
8257 (cortex_a57_crypto_xor): Likewise.
8258 (define_bypass): Add AES bypass.
8260 2016-02-10 Richard Biener <rguenther@suse.de>
8262 PR tree-optimization/69726
8263 * passes.def: Add DCE pass before late uninit.
8264 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8265 really fixup if-conversions job.
8267 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8269 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8270 (arm_cortex_a57_tune): Likewise.
8271 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8272 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8274 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8276 * timevar.def (TV_PHASE_DBGINFO): Delete.
8277 (TV_PHASE_CHECK_DBGINFO): Likewise.
8278 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8280 2016-02-10 Richard Biener <rguenther@suse.de>
8282 PR tree-optimization/69719
8283 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8284 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8286 2016-02-09 Andrew Pinski <apinski@cavium.com>
8288 PR tree-opt/69282
8289 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8290 get_vcond_mask_icode returns false.
8292 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8294 PR target/68404
8295 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8296 an ADDIS that adds a pointer to a large constant that sets the
8297 upper16 bits with a load operation.
8299 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8301 PR target/68532
8302 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8303 order.
8304 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8305 endian.
8306 (vzipq_s16): Likewise.
8307 (vzipq_s32): Likewise.
8308 (vzipq_f32): Likewise.
8309 (vzipq_u8): Likewise.
8310 (vzipq_u16): Likewise.
8311 (vzipq_u32): Likewise.
8312 (vzipq_p8): Likewise.
8313 (vzipq_p16): Likewise.
8315 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8317 PR target/68532
8318 * config/arm/arm.c (neon_endian_lane_map): New function.
8319 (neon_vector_pair_endian_lane_map): New function.
8320 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8321 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8322 endian.
8323 (vuzpq_s16): Likewise.
8324 (vuzpq_s32): Likewise.
8325 (vuzpq_f32): Likewise.
8326 (vuzpq_u8): Likewise.
8327 (vuzpq_u16): Likewise.
8328 (vuzpq_u32): Likewise.
8329 (vuzpq_p8): Likewise.
8330 (vuzpq_p16): Likewise.
8332 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8334 PR target/69634
8335 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8336 debug insns.
8338 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8340 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8341 truncate const_int operand 1 to QImode.
8343 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8345 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8346 corresponding to an abnormal edge.
8348 2016-02-09 Tom de Vries <tom@codesourcery.com>
8350 PR tree-optimization/69599
8351 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8352 function.
8353 (find_func_aliases_for_builtin_call, find_func_clobbers)
8354 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8355 partition.
8357 2016-02-09 Richard Biener <rguenther@suse.de>
8359 PR tree-optimization/69715
8360 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8361 LHS on calls as non-rewritable.
8363 2016-02-09 Tom de Vries <tom@codesourcery.com>
8365 PR lto/69707
8366 * lto-wrapper.c (append_diag_options): New function.
8367 (compile_offload_image): Call append_diag_options.
8369 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8371 PR other/69722
8372 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8373 Minor copy-edit to fix verb tenses.
8375 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8377 PR tree-optimization/69209
8378 * ipa-split.c (split_function): If split part is not
8379 returning retval, retval has gimple type but is not
8380 gimple value, force it into a SSA_NAME first.
8382 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8384 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8385 outdated section.
8387 2016-02-08 Jason Merrill <jason@redhat.com>
8389 PR c++/69631
8390 * convert.c (convert_to_integer_1): Check dofold on truncation
8391 distribution.
8392 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8393 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8394 Rename from *_nofold.
8395 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8396 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8398 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8400 PR target/60410
8401 * tree.c (build_common_tree_nodes): Remove short_double argument.
8402 All callers changed.
8403 * tree.h (build_common_tree_nodes): Adjust declaration.
8404 * doc/invoke.texi (-fshort-double): Remove documentation.
8405 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8406 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8407 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8408 (append_linker_options): Don't handle OPT_fshort_double.
8410 PR rtl-optimization/68730
8411 * lra-remat.c (insn_to_cand_activation): New static variable.
8412 (lra_remat): Allocate and free it.
8413 (create_cand): New arg activation. Initialize a field in
8414 insn_to_cand_activation if it is nonnull.
8415 (create_cands): Pass the activation insn to create_cand when making
8416 a candidate involving an output reload. Reorganize code a little.
8417 (do_remat): Keep track of active status of candidates in a separate
8418 bitmap.
8420 2016-02-08 Richard Biener <rguenther@suse.de>
8422 PR tree-optimization/69719
8423 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8424 Properly use absolute of the difference of the two offsets to
8425 compare or adjust the segment length.
8427 2016-02-08 Richard Biener <rguenther@suse.de>
8428 Jeff Law <law@redhat.com>
8430 PR target/68273
8431 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8432 types for anonymous SSA names.
8434 2016-02-08 Richard Biener <rguenther@suse.de>
8436 PR rtl-optimization/69274
8437 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8439 2016-02-08 Jeff Law <law@redhat.com>
8441 PR tree-optimization/65917
8442 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8443 equivalences from if (x == y) style conditionals.
8444 (loop_depth_of_name): Remove.
8445 (record_equality): Remove loop depth check.
8446 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8447 (const_and_copies::record_const_or_copy_raw): New member function.
8448 * tree-ssa-scopedtables.c
8449 (const_and_copies::record_const_or_copy_raw): New, factored out of
8450 (const_and_copies::record_const_or_copy): Call new member function.
8452 2016-02-05 Jeff Law <law@redhat.com>
8454 PR tree-optimization/68541
8455 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8456 (count_stmts_in_block): New function.
8457 (poor_ifcvt_candidate_code): Likewise.
8458 (is_feasible_trace): Add some heuristics to determine when path
8459 splitting is profitable.
8460 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8461 is a diamond with a single exit.
8463 2016-02-05 Martin Sebor <msebor@redhat.com>
8465 PR c++/69662
8466 * doc/invoke.texi: Update -Wplacement-new to take an optional
8467 argument.
8469 2016-02-06 Richard Henderson <rth@redhat.com>
8471 PR c/69643
8472 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8473 out of non-standard address spaces.
8475 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8477 PR rtl-optimization/69691
8478 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8480 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8482 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8483 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8484 (*ieee128_mfvsrd_64bit): Likewise.
8485 (*ieee128_mfvsrd_32bit): Likewise.
8487 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8489 PR target/69369
8490 Revert r232560:
8491 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8493 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8494 instrumented_version.
8496 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8498 * doc/invoke.texi (Optimize Options): In table of --param options
8499 rename second occurrence of tracer-min-branch-ratio to
8500 tracer-min-branch-probability, rename
8501 tracer-min-branch-ratio-feedback to
8502 tracer-min-branch-probability-feedback and clarify description,
8503 rename sched-spec-state-edge-prob-cutoff to
8504 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8505 to selsched-insns-to-rename, rename lto-minpartition to
8506 lto-min-partition, delete reorder-blocks-duplicate and
8507 reorder-blocks-duplicate-feedback.
8509 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8511 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8512 superfluous loops.
8514 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8516 * doc/extend.texi: S/390: Correct some typos.
8518 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8520 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8522 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8524 PR target/69625
8525 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8526 (s390_register_info_gprtofpr): Use new macros above.
8527 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8528 its name.
8529 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8530 its name. Adjust restore and save gpr ranges.
8531 (s390_register_info_set_ranges): New function.
8532 (s390_register_info): Use new macros above. Call
8533 s390_register_info_set_ranges.
8534 (s390_optimize_register_info): Likewise.
8535 (s390_hard_regno_rename_ok): Use new macros.
8536 (s390_hard_regno_scratch_ok): Likewise.
8537 (s390_emit_epilogue): Likewise.
8538 (s390_can_use_return_insn): Likewise.
8539 (s390_optimize_prologue): Likewise.
8540 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8542 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8544 PR bootstrap/69677
8545 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8546 alignment fixes.
8547 (ix86_option_override_internal): Disable TARGET_STV even for
8548 -m{incoming,preferred}-stack-boundary=3.
8550 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8552 * config.gcc: Mark deprecated rtems targets as obsolete.
8554 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8556 PR rtl-optimization/64682
8557 PR rtl-optimization/69567
8558 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8559 before I2 only if the register is both used and set in I2.
8561 2016-02-04 DJ Delorie <dj@redhat.com>
8563 * config/msp430/msp430.c (msp430_start_function): Add function type.
8565 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8567 PR fortran/69368
8568 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8570 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8572 PR rtl-optimization/69577
8573 Revert:
8574 2015-10-29 Richard Henderson <rth@redhat.com>
8576 PR target/68124
8577 PR rtl-opt/67609
8578 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8579 sse check to the exact conditions of PR 67609.
8581 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8583 PR target/69667
8584 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8585 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8586 not allowed into the traditional Altivec registers.
8587 (movtd_64bit_nodm): Likewise.
8588 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8590 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8592 * config/aarch64/cortex-a57-fma-steering.c
8593 (aarch64_register_fma_steering): Remove "static" from arguments
8594 to register_pass.
8596 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8598 PR target/69619
8599 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8600 twice when complex.
8602 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8604 * doc/invoke.texi: Delete -mno-fma4.
8606 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8608 PR rtl-optimization/69577
8609 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8610 (find_subregs_of_mode): Update accordingly. Iterate over partial
8611 definitions.
8613 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8615 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8616 * config/arm/arm.c (neon_reinterpret): Remove.
8617 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8618 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8619 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8620 vreinterpretti): Remove.
8621 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8622 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8623 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8624 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8625 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8626 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8627 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8628 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8629 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8630 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8631 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8632 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8633 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8634 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8635 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8636 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8637 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8638 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8639 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8640 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8641 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8642 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8643 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8644 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8645 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8646 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8647 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8648 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8649 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8650 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8651 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8652 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8653 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8654 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8655 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8656 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8657 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8658 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8659 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8660 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8661 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8662 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8663 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8664 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8665 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8666 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8667 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8668 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8669 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8670 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8671 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8672 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8673 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8674 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8675 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8676 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8677 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8678 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8679 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8680 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8681 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8682 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8683 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8684 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8685 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8686 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8687 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8688 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8689 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8690 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8691 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8692 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8693 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8694 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8695 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8696 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8697 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8698 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8699 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8700 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8701 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8702 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8703 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8704 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8705 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8706 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8707 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8708 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8709 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8710 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8711 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8712 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8713 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8714 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8715 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8716 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8717 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8718 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8719 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8720 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8721 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8722 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8723 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8725 2016-02-04 Martin Liska <mliska@suse.cz>
8727 PR sanitizer/69276
8728 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8729 that are gimple_store_p.
8730 (maybe_instrument_call): Likewise.
8732 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8734 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8735 register scaling out of memory reference and comment why.
8737 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8739 PR target/65932
8740 PR target/67714
8741 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8742 folding the source of a SET.
8744 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8746 PR target/65932
8747 PR target/67714
8748 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8749 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8751 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8753 PR target/65932
8754 PR target/67714
8755 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8756 HImode.
8758 2016-02-04 Christian Bruel <christian.bruel@st.com>
8760 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8761 * config/arm/arm.c (arm_set_current_function): Likewise.
8763 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8764 Ilya Enkovich <enkovich.gnu@gmail.com>
8765 H.J. Lu <hongjiu.lu@intel.com>
8767 PR target/69454
8768 * config/i386/i386.c (convert_scalars_to_vector): Remove
8769 stack alignment fixes.
8770 (ix86_option_override_internal): Disable TARGET_STV if stack
8771 might not be aligned enough.
8772 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8774 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8776 * gcc/config/i386/x86-tune.def: Disable default prefetching
8777 for -march=znver1.
8779 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8780 Vladimir Makarov <vmakarov@redhat.com>
8782 PR target/69461
8783 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8784 in validating fused toc addresses.
8786 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8788 PR c/69627
8789 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8790 range->m_caret fields if range->m_show_caret_p is false.
8792 PR target/69644
8793 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8794 Force oldval into register if it does not satisfy reg_or_short_operand
8795 predicate. Fix up formatting.
8797 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8798 Alexandre Oliva <aoliva@redhat.com>
8800 PR target/69461
8801 * lra-constraints.c (simplify_operand_subreg): Check additionally
8802 address validity after potential reloading.
8803 (process_address_1): Check insns validity. In case of failure do
8804 nothing.
8806 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8808 PR target/69118
8809 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8810 Fix target.
8812 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8814 * wide-int.cc (canonize_uhwi): New function.
8815 (wi::divmod_internal): Use it.
8817 2016-02-02 James Norris <jnorris@codesourcery.com
8819 * gimplify.c (omp_notice_variable): Add usage check.
8821 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8823 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8824 like LE, GE, LT, GT when emitting relational operator.
8826 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8828 * ira-costs.c (find_costs_and_classes): Add extra argument.
8829 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8830 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8831 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8832 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8833 Add best_class parameter, and return it if not ALL_REGS.
8834 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8835 Add parameter.
8836 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8837 Update target hook.
8839 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8841 * config/aarch64/aarch64.c
8842 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8843 (aarch64_ira_change_pseudo_allocno_class): New function.
8845 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8847 PR target/67032
8848 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8850 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8852 * config/avr/avr.c (avr_option_override): Set
8853 PARAM_ALLOW_STORE_DATA_RACES to 1.
8855 2016-02-02 Richard Biener <rguenther@suse.de>
8857 PR tree-optimization/69595
8858 * match.pd: Add range test simplifications to true/false.
8860 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8862 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8863 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8864 instead.
8866 2016-02-02 Richard Biener <rguenther@suse.de>
8868 PR tree-optimization/69606
8869 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8870 info on the result before moving a stmt.
8872 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8874 PR middle-end/68542
8875 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8876 branch with vector comparison.
8877 * config/i386/sse.md (VI48_AVX): New mode iterator.
8878 (define_expand "cbranch<mode>4): Add support for conditional branch
8879 with vector comparison.
8880 * tree-vect-loop.c (optimize_mask_stores): New function.
8881 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8882 has_mask_store field of vect_info.
8883 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8884 vectorized loops having masked stores after vec_info destroy.
8885 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8886 correspondent macros.
8887 (optimize_mask_stores): Add prototype.
8889 2016-02-02 Alan Modra <amodra@gmail.com>
8891 PR target/69548
8892 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8893 allow subregs.
8895 2016-02-02 Alan Modra <amodra@gmail.com>
8897 PR target/68662
8898 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8899 whenever toc_label_name used.
8900 (rs6000_file_start): Don't set up toc section here,
8901 (rs6000_output_function_epilogue): do so here instead,
8902 (rs6000_xcoff_file_start): and here.
8903 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8904 (load_toc_aix_di): Likewise.
8906 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8908 PR rtl-optimization/69592
8909 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8910 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8911 (num_sign_bit_copies_binary_arith_p): New inline function.
8912 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8914 2016-02-01 Jeff Law <law@redhat.com>
8916 PR tree-optimization/69580
8917 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8918 * tree-ssa-threadbackward.c
8919 (fsm_find_control_statement_thread_paths): Do not try to walk
8920 through large PHI nodes.
8922 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8924 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8925 when count is incremented above limit, don't analyze further
8926 insns afterwards.
8928 * omp-low.c (oacc_parse_default_dims): Avoid
8929 -Wsign-compare warning, make sure value fits into int
8930 rather than just unsigned int.
8932 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8934 PR tree-optimization/67921
8935 * fold-const.c (split_tree): New parameters. Convert pointer
8936 type variable part to proper type before negating.
8937 (fold_binary_loc): Pass new arguments to split_tree.
8939 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8941 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8942 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8943 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8944 * doc/tm.texti: Rebuilt.
8945 * doc/invoke.texi (fopenacc-dim): Document.
8946 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8947 (append_compiler_options): Likewise.
8948 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8949 (oacc_parse_default_dims): New.
8950 (oacc_validate_dims): Add USED arg. Select non-unity default when
8951 possible.
8952 (oacc_loop_fixed_partitions): Return mask of used partitions.
8953 (oacc_loop_auto_partitions): Emit dump info.
8954 (oacc_loop_partition): Return mask of used partitions.
8955 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8956 loop partitioning and validation calls.
8958 2016-02-01 Richard Biener <rguenther@suse.de>
8960 PR middle-end/69556
8961 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8963 2016-02-01 Richard Biener <rguenther@suse.de>
8965 PR tree-optimization/69574
8966 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8967 of asserting return chrec_dont_know.
8969 2016-02-01 Martin Liska <mliska@suse.cz>
8971 * mem-stats-traits.h: Add copyright header.
8972 * mem-stats.h: Likewise.
8974 2016-02-01 Richard Biener <rguenther@suse.de>
8976 PR tree-optimization/69579
8977 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8978 Do not propagate through abnormal PHI results.
8980 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8982 * postreload.c (reload_cse_simplify): Remove dead code.
8984 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8986 PR rtl-optimization/69570
8987 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8988 if there is more than one set, not if there is a single set.
8990 2016-02-01 Richard Henderson <rth@redhat.com>
8992 PR rtl-opt/69535
8993 * combine.c (make_compound_operation): When looking through a
8994 subreg, make sure to re-extend to the width of the outer mode.
8996 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8998 PR tree-optimization/69546
8999 * wide-int.cc (wi::divmod_internal): For unsigned division
9000 where both operands fit into uhwi, if o1 is 1 and o0 has
9001 msb set, if divident_prec is larger than bits per hwi,
9002 clear another quotient word and return 2 instead of 1.
9003 Similarly for remainder with msb in HWI set, if dividend_prec
9004 is larger than bits per hwi.
9006 2016-01-29 Martin Jambor <mjambor@suse.cz>
9008 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9009 Use short lowercase names.
9010 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9011 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9012 acq_rel one. Protect warning agains segfaults if
9013 get_memory_order_name returns NULL.
9014 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9015 with release semantics. Do not warn if get_memory_order already did.
9016 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9017 semantics. Fix check for relaxed or acquire semantics. Do not warn
9018 if get_memory_order already did.
9020 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9022 * doc/install.texi: Document that isl-0.16 is supported.
9024 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9026 PR target/69299
9027 * config/i386/constraints.md (Bm): Describe as special memory
9028 constraint.
9029 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9030 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9031 * genpreds.c (struct constraint_data): Add is_special_memory.
9032 (have_special_memory_constraints, special_memory_start): New
9033 static vars.
9034 (special_memory_end): Ditto.
9035 (add_constraint): Add new arg is_special_memory. Add code to
9036 process its true value. Update have_special_memory_constraints.
9037 (process_define_constraint): Pass the new arg.
9038 (process_define_register_constraint): Ditto.
9039 (choose_enum_order): Process special memory.
9040 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9041 function insn_extra_special_memory_constraint.
9042 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9043 * gensupport.c (process_rtx): Process
9044 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9045 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9046 * ira-lives.c (single_reg_class): Use
9047 insn_extra_special_memory_constraint.
9048 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9049 * lra-constraints.c (process_alt_operands): Ditto.
9050 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9051 * recog.c (asm_operand_ok, preprocess_constraints): Process
9052 CT_SPECIAL_MEMORY.
9053 * reload.c (find_reloads): Ditto.
9054 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9055 * stmt.c (parse_input_constraint): Use
9056 insn_extra_special_memory_constraint.
9058 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9060 PR target/69530
9061 * lra-splill.c (lra_final_code_change): Revert r229087 by
9062 removing all sub-registers.
9064 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9066 PR target/65604
9067 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9069 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9071 PR target/69551
9072 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9073 SSE1, copy target into the temporary reg first before recursing
9074 on it.
9076 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9078 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9079 with vm.
9081 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9083 * ginclude/stdarg.h: Test __cplusplus instead of
9084 __GXX_EXPERIMENTAL_CXX0X__.
9086 2016-01-29 Richard Biener <rguenther@suse.de>
9088 PR tree-optimization/69547
9089 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9090 Do not mark clobbers necessary.
9091 (mark_all_reaching_defs_necessary_1): Likewise.
9093 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9095 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9096 declaration name with %qs and print it in both error messages.
9097 Also fix indentation.
9099 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9101 PR other/69006
9102 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9103 trailing blank line from error message.
9105 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9107 PR c++/69462
9108 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9109 for C++-11.
9111 2016-01-29 Richard Biener <rguenther@suse.de>
9113 PR middle-end/69537
9114 * match.pd: Allow all integral types when simplifying a
9115 widening or sign-changing conversion.
9117 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9119 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9120 back to setting codegen_error to fail codegen.
9122 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9124 PR target/69459
9125 * config/i386/constraints.md (C): Only accept constant zero operand.
9126 (BC): New constraint.
9127 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9128 instead of C constraint.
9129 * doc/md.texi (Machine Constraints): Update description
9130 of C constraint.
9132 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9134 PR target/68400
9135 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9137 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9139 PR middle-end/69542
9140 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9141 non-debug insns.
9143 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9145 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9146 branches if using guessed profile.
9148 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9150 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9152 2016-01-28 Richard Henderson <rth@redhat.com>
9154 PR target/69305
9155 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9156 * config/aarch64/aarch64-protos.h: Update.
9157 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9158 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9159 (aarch64_get_condition_code_1): Handle CC_Cmode.
9160 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9161 (*add<mode>3_compareC_cconly_imm): New.
9162 (*add<mode>3_compareC_cconly): New.
9163 (*add<mode>3_compareC_imm): New.
9164 (add<mode>3_compareC): New.
9165 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9166 to be first. Use aarch64_carry_operation.
9167 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9168 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9169 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9170 (subti3): Use subdi3_compare1.
9171 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9172 (sub<mode>3_compare1): New.
9173 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9174 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9175 (*subsi3_carryin_uxtw): Likewise.
9176 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9177 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9178 * config/aarch64/iterators.md (DWI): New.
9179 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9180 (aarch64_borrow_operation): New.
9182 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9184 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9185 message when isl does not return a valid schedule.
9187 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9189 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9190 Remove comments from class declarations: they are already in the code
9191 close by the defs.
9193 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9195 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9196 codegen_error_p.
9197 (ternary_op_to_tree): Same.
9198 (unary_op_to_tree): Same.
9199 (nary_op_to_tree): Same.
9200 (gcc_expression_from_isl_expr_op): Same.
9201 (gcc_expression_from_isl_expression): Same.
9202 (graphite_create_new_loop): Same.
9203 (graphite_create_new_loop_guard): Same.
9204 (build_iv_mapping): Same.
9205 (graphite_create_new_guard): Same.
9206 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9207 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9209 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9211 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9212 instead of setting codegen_error to fail codegen.
9214 2016-01-28 Jason Merrill <jason@redhat.com>
9216 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9218 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9220 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9221 Remove CONST_INT_P check in CCMP cost calculation.
9223 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9225 * config/aarch64/aarch64.c (generic_vector_cost):
9226 Set vec_permute_cost.
9227 (cortexa57_vector_cost): Likewise.
9228 (exynosm1_vector_cost): Likewise.
9229 (xgene1_vector_cost): Likewise.
9230 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9231 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9232 Add vec_permute_cost entry.
9234 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9236 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9237 immediate as %1.
9238 (add<mode>3_compare0): Likewise.
9239 (addsi3_compare0_uxtw): Likewise.
9240 (add<mode>3nr_compare0): Likewise.
9241 (compare_neg<mode>): Likewise.
9242 (<optab><mode>3): Likewise.
9244 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9246 * tree-vect-stmts.c (vectorizable_comparison): Add
9247 NULL check for vectype.
9249 2016-01-28 Richard Biener <rguenther@suse.de>
9251 PR tree-optimization/69466
9252 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9253 Account for PHIs we couldn't duplicate.
9255 2016-01-28 Martin Liska <mliska@suse.cz>
9257 PR pch/68758
9258 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9259 instead of ENABLE_VALGRIND_CHECKING.
9261 2016-01-27 Richard Henderson <rth@redhat.com>
9263 PR rtl-opt/69447
9264 * lra-remat.c (subreg_regs): New.
9265 (dump_candidates_and_remat_bb_data): Dump it.
9266 (operand_to_remat): Reject if operand in subreg_regs.
9267 (set_bb_regs): Collect subreg_regs.
9268 (lra_remat): Init and free subreg_regs. Compute
9269 calculate_local_reg_remat_bb_data before create_cands.
9271 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9273 PR target/68986
9274 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9275 change stack_alignment_needed for __tls_get_addr call.
9277 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9279 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9281 2016-01-27 Jeff Law <law@redhat.com>
9283 PR tree-optimization/68398
9284 PR tree-optimization/69196
9285 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9286 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9287 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9288 Only count PHIs in the last block in the path. The others will
9289 const/copy propagate away. Add heuristic to allow more irreducible
9290 subloops to be created when it is likely profitable to do so.
9292 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9293 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9294 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9296 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9298 PR lto/69254
9299 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9300 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9301 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9302 * tree-streamer-in.c: Include asan.h.
9303 (streamer_get_builtin_tree): For builtins in sanitizer
9304 range call initialize_sanitizer_builtins and retry.
9306 2016-01-27 Ian Lance Taylor <iant@google.com>
9308 * common.opt (fkeep-gc-roots-live): New undocumented option.
9309 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9310 -fkeep-gc-roots-live, skip pointers.
9311 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9312 NULL.
9314 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9316 PR target/69512
9317 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9318 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9320 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9322 PR target/68380
9323 * configure.ac: NetBSD provides SSP in its C library.
9324 * configure: Updated.
9326 2016-01-27 Richard Biener <rguenther@suse.de>
9328 PR tree-optimization/69166
9329 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9330 reduction code for commutativity / associativity.
9332 2016-01-27 Martin Jambor <mjambor@suse.cz>
9334 PR tree-optimization/69355
9335 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9336 total_scalarization fails.
9338 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9340 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9341 power9.
9343 2016-01-27 Christian Bruel <christian.bruel@st.com>
9345 PR target/69245
9346 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9347 Move arm_reset_previous_fndecl and set_target_option_current_node in
9348 the conditional part. Call save_restore_target_globals.
9349 * config/arm/arm.c (arm_set_current_function):
9350 Refactor to better support #pragma target and attribute mix.
9351 Call save_restore_target_globals.
9352 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9354 2016-01-27 Martin Liska <mliska@suse.cz>
9356 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9357 reference for an HSA kernel and its host function.
9359 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9361 PR tree-optimization/69399
9362 * wide-int.h (wi::lrshift): For larger precisions, only
9363 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9365 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9367 * config/arc/predicates.md (proper_comparison_operator): Reject
9368 constant-constant comparison.
9370 2016-01-26 Tom de Vries <tom@codesourcery.com>
9372 PR tree-optimization/69110
9373 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9374 DR_NUM_DIMENSIONS == 0.
9376 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9377 Sebastian Pop <s.pop@samsung.com>
9379 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9380 isl_ast_op_cond and isl_ast_op_select.
9381 (gcc_expression_from_isl_expr_op): Same.
9383 2016-01-26 Jason Merrill <jason@redhat.com>
9385 PR c++/68782
9386 * tree.c (recompute_constructor_flags): Split out from
9387 build_constructor.
9388 (verify_constructor_flags): New.
9389 * tree.h: Declare them.
9391 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9393 PR rtl-optimization/69217
9394 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9395 are no TYPE_FIELDS set for the record type.
9397 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9399 PR target/68662
9400 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9401 toc_label_name unconditionally.
9402 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9403 SYMBOL_REF string. Use toc_label_name instead of constructing
9404 LCTOC1.
9405 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9406 constructing LCTOC1.
9408 2016-01-26 Martin Sebor <msebor@redhat.com>
9410 PR other/69477
9411 * doc/extend.texi (Common Type Attributes): Move text that talks about
9412 attribute packed from attribute aligned to the section discussing
9413 the former attribute for clarity.
9415 2016-01-26 Richard Henderson <rth@redhat.com>
9417 PR middle-end/60908
9418 * trans-mem.c (tm_region_init): Mark entry block as visited.
9420 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9422 PR other/69006
9423 * diagnostic-show-locus.c (layout::print_source_line): Replace
9424 call to pp_newline with call to layout::print_newline.
9425 (layout::print_annotation_line): Likewise.
9426 (layout::move_to_column): Likewise.
9427 (layout::print_any_fixits): After printing any fixits, print a
9428 trailing newline, if necessary.
9429 (layout::print_newline): New method, resetting any colorization
9430 before a newline.
9431 (diagnostic_show_locus): Move the pp_newline to before the
9432 early bailout. Remove dummy block enclosing the layout instance.
9433 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9434 of pp_newline_and_flush with pp_flush.
9435 (diagnostic_append_note): Delete use of pp_newline.
9436 (diagnostic_append_note_at_rich_loc): Delete.
9437 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9438 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9439 when newline characters are added to the buffer.
9441 2016-01-26 Michael Matz <matz@suse.de>
9443 * configure.ac (ac_cv_std_swap_in_utility): New test.
9444 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9445 * configure: Regenerate.
9446 * config.in: Regenerate.
9448 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9450 * config/arc/arc.md (cstoresi4): Force operand into register.
9451 (arcset<code>): Fix predicate.
9452 (arcsetltu): Likewise.
9453 (arcsetgeu): Likewise.
9454 (arcsethi): Likewise.
9455 (arcsetls): Likewise.
9457 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9459 PR tree-optimization/69483
9460 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9461 if base has error_mark_node type.
9463 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9465 PR target/68620
9466 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9467 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9468 New helper macros.
9469 (vget_lane_f16): Handle big-endian.
9470 (vgetq_lane_f16): Likewise.
9471 (vset_lane_f16): Likewise.
9472 (vsetq_lane_f16): Likewise.
9473 * config/arm/iterators.md (VQXMOV): Add V8HF.
9474 (VDQ): Add V4HF and V8HF.
9475 (V_reg): Handle V4HF and V8HF.
9476 (Is_float_mode): Likewise.
9477 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9478 neon_vdup_nv8hf): New patterns.
9479 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9480 Use VD_LANE iterator.
9481 (neon_vld1_dup<mode>): Use VQ2 iterator.
9483 2016-01-26 Nathan Sidwell <nathan@acm.org>
9485 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9486 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9487 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9488 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9489 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9490 (oacc_validate_dims): Add LEVEL arg, don't return level.
9491 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9492 oacc_validate_dims.
9493 (execute_oacc_device_lower): Adjust, add more dump output.
9494 * tree-ssa-loop.c (gate_oacc_kernels): Use
9495 oacc_fn_attrib_kernels_p.
9496 * tree-parloops.c (create_parallel_loop): Adjust
9497 set_oacc_fn_attrib call.
9499 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9501 PR lto/69254
9502 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9503 (append_compiler_options): Handle -fcilkplus.
9504 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9506 2016-01-26 Nick Clifton <nickc@redhat.com>
9508 PR target/66655
9509 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9510 been marked as DECL_ONE_ONLY but we do not the means to make it
9511 so, then do not allow it to bind locally.
9513 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9515 PR lto/69254
9516 * opts.h (parse_sanitizer_options): New prototype.
9517 * opts.c (sanitizer_opts): New array.
9518 (parse_sanitizer_options): New function.
9519 (common_handle_option): Use parse_sanitizer_options.
9521 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9523 PR target/68986
9524 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9525 alignment adjustment to ...
9526 (ix86_update_stack_boundary): Here. Don't over-align stack for
9527 __tls_get_addr.
9528 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9529 if __tls_get_addr is called.
9531 2016-01-26 Christian Bruel <christian.bruel@st.com>
9533 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9535 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9537 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9539 2016-01-26 Richard Biener <rguenther@suse.de>
9541 PR middle-end/69467
9542 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9544 2016-01-26 Richard Biener <rguenther@suse.de>
9546 PR tree-optimization/69452
9547 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9548 (move_computations_dom_walker::before_dom_children): Rename
9549 to ...
9550 (move_computations_worker): This.
9551 (move_computations): Perform an RPO rather than a DOM walk.
9553 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9555 PR target/69442
9556 * combine.c (combine_instructions): For REG_EQUAL note with
9557 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9558 to the underlying register.
9559 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9560 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9562 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9564 PR target/67896
9565 * config/aarch64/aarch64-builtins.c
9566 (aarch64_init_simd_builtin_types): Do not set structural
9567 equality to __Poly{8,16,64,128}_t types.
9569 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9571 PR tree-optimization/69400
9572 * wide-int.cc (wi_pack): Take the precision as argument and
9573 perform canonicalization here rather than in the callers.
9574 Use the main loop to handle all full-width HWIs. Add a
9575 zero HWI if in_len isn't a full result.
9576 (wi::divmod_internal): Update accordingly.
9577 (wi::mul_internal): Likewise. Simplify.
9579 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9580 Sebastian Pop <s.pop@samsung.com>
9582 * graphite-poly.c (apply_poly_transforms): Simplify.
9583 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9584 (print_isl_map): Same.
9585 (print_isl_union_map): Same.
9586 (print_isl_schedule): New.
9587 (debug_isl_schedule): New.
9588 * graphite-dependences.c (scop_get_reads): Do not call
9589 isl_union_map_add_map that is undocumented isl functionality.
9590 (scop_get_must_writes): Same.
9591 (scop_get_may_writes): Same.
9592 (scop_get_original_schedule): Remove.
9593 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9594 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9595 (compute_deps): Remove.
9596 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9597 (debug_schedule_ast): New.
9598 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9599 set_separate_option.
9600 (graphite_regenerate_ast_isl): Add dump.
9601 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9602 from scop->transformed_schedule.
9603 (graphite_regenerate_ast_isl): Add more dump.
9604 * graphite-optimize-isl.c (optimize_isl): Set
9605 scop->transformed_schedule. Check whether schedules are equal.
9606 (apply_poly_transforms): Move here.
9607 * graphite-poly.c (apply_poly_transforms): ... from here.
9608 (free_poly_bb): Static.
9609 (free_scop): Static.
9610 (pbb_number_of_iterations_at_time): Remove.
9611 (print_isl_ast): New.
9612 (debug_isl_ast): New.
9613 (debug_scop_pbb): New.
9614 * graphite-scop-detection.c (print_edge): Move.
9615 (print_sese): Move.
9616 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9617 (build_scop_scattering): Remove.
9618 (create_pw_aff_from_tree): Assert instead of bailing out.
9619 (add_condition_to_pbb): Remove unused code, do not fail.
9620 (add_conditions_to_domain): Same.
9621 (add_conditions_to_constraints): Remove.
9622 (build_scop_context): New.
9623 (add_iter_domain_dimension): New.
9624 (build_iteration_domains): Initialize pbb->iterators.
9625 Call add_conditions_to_domain.
9626 (nested_in): New.
9627 (loop_at): New.
9628 (index_outermost_in_loop): New.
9629 (index_pbb_in_loop): New.
9630 (outermost_pbb_in): New.
9631 (add_in_sequence): New.
9632 (add_outer_projection): New.
9633 (outer_projection_mupa): New.
9634 (add_loop_schedule): New.
9635 (build_schedule_pbb): New.
9636 (build_schedule_loop): New.
9637 (embed_in_surrounding_loops): New.
9638 (build_schedule_loop_nest): New.
9639 (build_original_schedule): New.
9640 (build_poly_scop): Call build_original_schedule.
9641 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9642 (free_poly_dr): Remove.
9643 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9644 (free_poly_bb): Remove.
9645 (debug_loop_vec): Remove.
9646 (print_isl_ast): Declare.
9647 (debug_isl_ast): Declare.
9648 (scop_do_interchange): Remove.
9649 (scop_do_strip_mine): Remove.
9650 (scop_do_block): Remove.
9651 (flatten_all_loops): Remove.
9652 (optimize_isl): Remove.
9653 (pbb_number_of_iterations_at_time): Remove.
9654 (debug_scop_pbb): Declare.
9655 (print_schedule_ast): Declare.
9656 (debug_schedule_ast): Declare.
9657 (struct scop): Remove schedule. Add original_schedule,
9658 transformed_schedule.
9659 (free_gimple_poly_bb): Remove.
9660 (print_generated_program): Remove.
9661 (debug_generated_program): Remove.
9662 (unify_scattering_dimensions): Remove.
9663 * sese.c (print_edge): ... here.
9664 (print_sese): ... here.
9665 (debug_edge): ... here.
9666 (debug_sese): ... here.
9667 * sese.h (print_edge): Declare.
9668 (print_sese): Declare.
9669 (dump_edge): Declare.
9670 (dump_sese): Declare.
9672 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9673 Sebastian Pop <s.pop@samsung.com>
9675 * Makefile.in: Set ISLVER in site.exp.
9677 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9679 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9680 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9681 through DECL_VALUE_EXPR for expansion.
9683 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9685 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9686 the frame info after reload completed.
9688 2016-01-25 Jeff Law <law@redhat.com>
9690 PR tree-optimization/69196
9691 PR tree-optimization/68398
9692 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9693 tree-ssa-threadupdate.c.
9694 (determine_bb_domination_status): Prototype
9695 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9696 (determine_bb_domination_status): No longer static.
9697 (valid_jump_thread_path): Remove code to detect characteristics
9698 of the jump thread path not associated with correctness.
9699 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9700 Correct test for thread path length. Count PHIs for real operands as
9701 statements that need to be copied. Do not count ASSERT_EXPRs.
9702 Look at all the blocks in the thread path. Compute and selectively
9703 filter thread paths based on threading through the latch, threading
9704 a multiway branch or crossing a multiway branch.
9706 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9708 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9709 decl with __attribute__ ((unused)) annotation.
9711 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9713 PR target/69421
9714 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9715 of operands is compatible with a statement vectype.
9717 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9719 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9720 improve wording for mixed storage order support.
9722 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9724 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9725 (vcvt_u64_f64): Likewise.
9726 (vcvta_s64_f64): Likewise.
9727 (vcvta_u64_f64): Likewise.
9728 (vcvtm_s64_f64): Likewise.
9729 (vcvtm_u64_f64): Likewise.
9730 (vcvtn_s64_f64): Likewise.
9731 (vcvtn_u64_f64): Likewise.
9732 (vcvtp_s64_f64): Likewise.
9733 (vcvtp_u64_f64): Likewise.
9735 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9737 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9738 (arc_init): Check validity mll64 option.
9739 (arc_save_restore): Use double load/store instruction.
9740 (arc_expand_movmem): Likewise.
9741 (arc_split_move): Don't split if we have double load/store
9742 instructions. Returns a boolean.
9743 (arc_process_double_reg_moves): Change function to return boolean
9744 instead of a sequence of instructions.
9745 (arc_dwarf_register_span): New function.
9746 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9747 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9748 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9749 (*movdf_insn): Likewise.
9750 * config/arc/arc.opt (mll64): New option.
9751 * config/arc/predicates.md (even_register_operand): New predicate.
9752 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9754 2016-01-25 Richard Biener <rguenther@suse.de>
9756 PR lto/69393
9757 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9758 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9759 DECL_NAMELESS.
9760 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9762 2016-01-25 Richard Biener <rguenther@suse.de>
9764 PR tree-optimization/69376
9765 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9766 flag.
9767 (VN_INFO_ANTI_RANGE_P): New inline.
9768 (VN_INFO_RANGE_TYPE): Likewise.
9769 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9770 SSA_NAME_ANTI_RANGE_P.
9771 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9772 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9773 Properly query VN_INFO_RANGE_TYPE.
9775 2016-01-25 Nick Clifton <nickc@redhat.com>
9777 PR target/66655
9778 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9780 2016-01-23 Tom de Vries <tom@codesourcery.com>
9782 PR tree-optimization/69426
9783 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9784 removed clobber.
9786 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9788 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9789 "the the" with "the" in the comments.
9790 * ipa-devirt.c (build_type_inheritance_graph,
9791 update_type_inheritance_graph): Likewise.
9792 * tree.c (build_function_type_list_1): Likewise.
9793 * cfgloopmanip.c (scale_loop_profile): Likewise.
9794 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9795 * gimple-ssa-split-paths.c
9796 (find_block_to_duplicate_for_splitting_paths): Likewise.
9797 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9798 * expr.c (convert_move): Likewise.
9799 * var-tracking.c (vt_stack_adjustments): Likewise.
9800 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9801 * tree-vrp.c (test_for_singularity): Likewise.
9803 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9804 directly instead of building a temporary tree.
9806 PR bootstrap/69434
9807 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9808 remove <algorithm> include.
9810 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9812 PR target/69432
9813 * config/i386/i386.c: Include dojump.h.
9814 (expand_small_movmem_or_setmem,
9815 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9816 fixes.
9817 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9818 if dynamic_check != -1.
9820 2016-01-21 Jeff Law <law@redhat.com>
9822 PR middle-end/69347
9823 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9824 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9825 into dominated_by_p.
9826 (cprop_into_successor_phis): Avoid unnecessary tests.
9828 2016-01-22 Richard Henderson <rth@redhat.com>
9830 PR target/69416
9831 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9832 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9834 2016-01-22 Michael Matz <matz@suse.de>
9836 * system.h (string, algorithm): Include only conditionally.
9837 (new): Include always under C++.
9838 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9839 * final.c (toplevel): Ditto.
9840 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9841 * genconditions.c (write_header): Make gencondmd.c define
9842 INCLUDE_STRING.
9843 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9845 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9846 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9848 2016-01-22 Christian Bruel <christian.bruel@st.com>
9850 PR target/68674
9851 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9853 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9855 PR target/69403
9856 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9857 define_insn_and_split. Ensure operands[1] and operands[0] do not
9858 get assigned the same register.
9860 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9862 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9864 2016-01-22 Christian Bruel <christian.bruel@st.com>
9866 * config/arm/arm-c.c (arm_pragma_target_parse):
9867 Remove warn_builtin_macro_redefined overwrite.
9869 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9871 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9872 flag_non_call_exceptions compatibility.
9874 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9876 PR debug/66668
9877 * dwarf2out.c (add_child_die_after): New function.
9878 (dwarf_qual_info_t): New type.
9879 (dwarf_qual_info): New variable.
9880 (qualified_die_p): New function.
9881 (modified_type_die): For -fdebug-types-section, ensure
9882 canonical order of qualifiers. Put qualified DIEs adjacent
9883 to the corresponding non-qualified type DIE and search there
9884 for existing qualified DIEs.
9886 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9888 * doc/extend.texi (scalar_storage_order type attribute): Document
9889 restriction on type punning and aliasing, and remove future tense.
9891 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9893 PR target/69252
9894 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9895 first stage.
9897 2016-01-21 Jeff Law <law@redhat.com>
9899 PR middle-end/69347
9900 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9901 useless call to record_temporary_equivalences.
9902 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9903 allocate 10 slots in the bb_path vector and let it grow as needed.
9904 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9905 vector.
9907 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9909 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9910 Detangle.
9911 * configure: Regenerate.
9913 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9915 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9916 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9918 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9920 PR middle-end/66178
9921 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9922 drop EXPAND_INITIALIZER.
9923 * rtl.h (contains_symbolic_reference_p): Declare.
9924 * rtlanal.c (contains_symbolic_reference_p): New function.
9925 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9926 a subtraction into a NOT if symbolic constants are involved.
9928 2016-01-21 Anton Blanchard <anton@samba.org>
9929 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9931 PR target/63354
9932 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9933 #define.
9934 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9935 function.
9937 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9939 * config/microblaze/microblaze.c
9940 (get_branch_target): New.
9941 (insert_wic_for_ilb_runout): New.
9942 (insert_wic): New.
9943 (microblaze_machine_dependent_reorg): New.
9944 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9945 * config/microblaze/microblaze.md
9946 (UNSPEC_IPREFETCH): Define.
9947 (iprefetch): New pattern
9948 * config/microblaze/microblaze.opt
9949 (mxl-prefetch): New flag.
9951 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9953 * config/microblaze/microblaze.h
9954 (FIXED_REGISTERS): Update in macro.
9955 (CALL_USED_REGISTERS): Update in macro.
9957 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9959 PR rtl-optimization/68920
9960 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9961 moves.
9963 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9965 PR rtl-optimization/68990
9966 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9967 pseudo instead of inheritance ones.
9969 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9970 Nick Clifton <nickc@redhat.com>
9972 PR target/69129
9973 PR target/69012
9974 * config/mips/mips.c (mips_compute_frame_info): Initialise
9975 args_size and hard_frame_pointer_offset fields of the frame
9976 structure before calling mips_global_pointer.
9978 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9980 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9981 label reference.
9982 * configure: Regenerate.
9984 2016-01-21 Richard Biener <rguenther@suse.de>
9986 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9988 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9990 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9991 to actually emit the .size directive.
9993 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9994 Jakub Jelinek <jakub@redhat.com>
9996 PR target/69187
9997 PR target/65624
9998 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9999 args array size by one to avoid buffer overflow.
10001 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10003 * config/s390/s390.md (pool_section_start): Use switch_to_section
10004 to select proper read-only data section instead of hardcoding
10005 .rodata.
10006 (pool_section_end): Use switch_to_section to match the above.
10008 2016-01-21 Richard Biener <rguenther@suse.de>
10010 PR tree-optimization/69378
10011 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10012 (set_ssa_val_to): Use it for dominance checks taking into
10013 account not executable edges.
10015 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10017 PR c++/69355
10018 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10019 for bitsize instead of GET_MODE_PRECISION (mode).
10021 2016-01-20 Martin Sebor <msebor@redhat.com>
10023 PR c/52291
10024 * extend.texi (__sync Builtins): Clarify the semantics of
10025 __sync_fetch_and_OP built-ins on pointers.
10026 (__atomic Builtins): Same.
10028 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10029 Sebastian Pop <s.pop@samsung.com>
10031 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10032 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10033 (is_valid_rename): Same.
10034 (translate_isl_ast_to_gimple::get_rename): Same.
10035 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10036 (translate_isl_ast_to_gimple::rename_uses): Same.
10037 (get_new_name): Check for close_phi nodes.
10038 (copy_loop_phi_args): Use phi_node_kind.
10039 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10040 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10042 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10043 Sebastian Pop <s.pop@samsung.com>
10045 Revert commit r229783.
10046 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10047 Remove use of parameter_rename_map.
10048 (copy_def): Remove.
10049 (copy_internal_parameters): Remove.
10050 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10051 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10052 (free_sese_info): Do not free parameter_rename_map.
10053 (set_rename): Do not use parameter_rename_map.
10054 (rename_uses): Update call to set_rename.
10055 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10056 * sese.h (parameter_rename_map_t): Remove.
10057 (struct sese_info_t): Remove field parameter_rename_map.
10059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10060 Sebastian Pop <s.pop@samsung.com>
10062 * graphite-isl-ast-to-gimple.c: Fix comment.
10063 * graphite-scop-detection.c (defined_in_loop_p): New.
10064 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10065 names defined in loop.
10067 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10068 Sebastian Pop <s.pop@samsung.com>
10070 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10071 Discard unstructured if-then-else regions.
10073 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10074 Sebastian Pop <s.pop@samsung.com>
10076 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10077 (cleanup_loop_iter_dom): Remove.
10078 (build_loop_iteration_domains): Remove.
10079 (build_scop_context): Remove.
10080 (build_scop_iteration_domain): Remove.
10081 (add_loop_constraints): New.
10082 (build_iteration_domains): New.
10083 (build_poly_scop): Call build_iteration_domains.
10085 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10086 Sebastian Pop <s.pop@samsung.com>
10088 * graphite-scop-detection.c
10089 (scop_detection::harmful_loop_in_region): Free dom and loops.
10090 (scop_detection::loop_body_is_valid_scop): Free bbs.
10092 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10093 Sebastian Pop <s.pop@samsung.com>
10095 * graphite-scop-detection.c (record_loop_in_sese): New.
10096 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10097 (build_scops): Remove call to build_sese_loop_nests.
10098 * sese.c (sese_record_loop): Remove.
10099 (build_sese_loop_nests): Remove.
10100 (new_sese_info): Remove region->loops.
10101 (free_sese_info): Same.
10102 * sese.h (sese_contains_loop): Same.
10103 (build_sese_loop_nests): Remove.
10104 (sese_contains_loop): Remove.
10106 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10107 Sebastian Pop <s.pop@samsung.com>
10109 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10110 loop_is_valid_in_scop.
10111 (scop_detection::harmful_stmt_in_region): Renamed
10112 harmful_loop_in_region.
10113 Call loop_is_valid_in_scop.
10115 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10116 Sebastian Pop <s.pop@samsung.com>
10118 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10119 isl_ast_node_mark.
10121 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10122 Sebastian Pop <s.pop@samsung.com>
10124 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10125 * graphite.h (struct poly_bb): Remove field is_reduction.
10126 (PBB_IS_REDUCTION): Remove.
10128 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10129 Sebastian Pop <s.pop@samsung.com>
10131 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10132 (add_pdr_constraints): Same.
10133 (scop_get_reads): Same.
10134 (scop_get_must_writes): Same.
10135 (scop_get_may_writes): Same.
10136 (scop_get_original_schedule): Same.
10137 (extend_schedule): Same.
10138 (apply_schedule_on_deps): Same.
10139 (carries_deps): Same.
10140 (compute_deps): Same.
10141 (scop_get_dependences): Same.
10142 * graphite-isl-ast-to-gimple.c
10143 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10144 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10145 (get_schedule_for_band_list): Same.
10146 (get_schedule_map): Same.
10147 (apply_schedule_map_to_scop): Same.
10148 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10149 (build_loop_iteration_domains): Same.
10150 (add_condition_to_pbb): Same.
10151 (add_param_constraints): Same.
10152 (pdr_add_memory_accesses): Same.
10153 (pdr_add_data_dimensions): Same.
10155 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10157 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10158 requirements.
10160 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10162 * common.opt (feliminate-dwarf2-dups): Replace references to
10163 "DWARF 2" with just "DWARF".
10164 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10165 * doc/extend.texi: Likewise.
10166 * doc/cpp.texi: Likewise.
10167 * doc/invoke.texi: Likewise.
10168 (Option Summary): Add -gdwarf to list of Debugging Options.
10169 (Debugging Options): Document -gdwarf.
10170 * doc/contrib.texi: Spell "DWARF" like that.
10172 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10174 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10175 warning. Fix up formatting.
10177 PR middle-end/67653
10178 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10179 attempt to mark memory input operand addressable and
10180 call prepare_gimple_addressable in that case. Don't adjust
10181 input_location for diagnostics, use error_at instead.
10183 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10185 * config/rs6000/ppc-auxv.h: New file.
10186 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10187 (cpu_is): Likewise.
10188 (cpu_supports): Likewise.
10189 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10190 (cpu_is_info): New variable.
10191 (cpu_supports_info): Likewise.
10192 (tcb_verification_symbol): Likewise.
10193 (cpu_builtin_p): Likewise.
10194 (cpu_expand_builtin): New function.
10195 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10196 (rs6000_init_builtins): Likewise.
10197 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10198 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10199 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10200 * configure: Regenerate.
10201 * config.in: Likewise.
10202 * doc/extend.texi (PowerPC Built-in Functions): Document
10203 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10205 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10207 PR target/68609
10208 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10209 domain check.
10210 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10211 for V4SFmode.
10213 2016-01-20 Richard Henderson <rth@redhat.com>
10215 PR bootstrap/69343
10216 PR bootstrap/69339
10217 PR tree-opt/68964
10218 Revert:
10219 * tree.c (tm_define_builtin): New.
10220 (find_tm_vector_type): New.
10221 (build_tm_vector_builtins): New.
10222 (build_common_builtin_nodes): Call it.
10224 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10226 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10227 (arm_fp_ok): Likewise.
10228 (arm_fp): Likewise.
10229 (arm_crypto): Likewise.
10231 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10232 Richard Biener <rguenther@suse.de>
10234 PR tree-optimization/69328
10235 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10236 vectors have same number of elements.
10237 (vectorizable_condition): Fix masked version recognition.
10239 2016-01-20 Richard Biener <rguenther@suse.de>
10241 PR tree-optimization/69345
10242 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10243 (VN_INFO_PTR_INFO): Likewise.
10244 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10245 info when it is equal between non-dominating SSA names.
10246 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10247 Make sure to look at original SSA infos.
10249 2016-01-20 Jeff Law <law@redhat.com>
10251 PR target/25114
10252 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10253 extracted from ...
10254 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10255 (pc_or_label_operand): New predicate.
10256 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10257 tests for small integers that are 2^n - 1.
10259 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10261 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10263 2016-01-19 Jeff Law <law@redhat.com>
10265 PR middle-end/69347
10266 * tree-ssa-threadbackwards.c
10267 (fsm_find_control_statement_thread_paths): Do not try to lookup
10268 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10270 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10272 * doc/lto.texi: Remove text that says only Gold has linker plugin
10273 support.
10275 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10277 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10278 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10279 the DIE accordingly.
10280 (modified_type_die): Add REVERSE parameter and pass it recursively,
10281 as well as to base_type_die. Adjust presence check accordingly.
10282 (base_type_for_mode): Adjust call to modified_type_die.
10283 (add_type_attribute): Add REVERSE parameter and pass it to
10284 modified_type_die.
10285 (generic_parameter_die): Adjust call to add_type_attribute.
10286 (add_scalar_info): Likewise.
10287 (add_subscript_info): Likewise.
10288 (gen_array_type_die): Likewise.
10289 (gen_descr_array_type_die): Likewise.
10290 (gen_entry_point_die): Likewise.
10291 (gen_enumeration_type_die): Likewise.
10292 (gen_formal_parameter_die): Likewise.
10293 (gen_subprogram_die): Likewise.
10294 (gen_variable_die ): Likewise.
10295 (gen_const_die): Likewise.
10296 (gen_field_die): Likewise.
10297 (gen_pointer_type_die): Likewise.
10298 (gen_reference_type_die): Likewise.
10299 (gen_ptr_to_mbr_type_die): Likewise.
10300 (gen_inheritance_die): Likewise.
10301 (gen_subroutine_type_die): Likewise.
10302 (gen_typedef_die): Likewise.
10303 (force_type_die): Adjust call to modified_type_die.
10305 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10307 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10308 flow throughout the file. Fix broken link to Objective-C 2.0
10309 documentation.
10310 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10311 errors.
10313 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10315 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10317 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10319 PR ipa/66223
10320 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10321 (maybe_record_node): Record cxa_pure_virtual as the only possible
10322 target if there are not ohter candidates.
10323 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10325 2016-01-19 Richard Biener <rguenther@suse.de>
10327 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10328 (get_memory_order): Likewise.
10330 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10332 * tree-vect-stmts.c (vectorizable_store): Check
10333 rhs vectype.
10335 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10337 PR jit/68446
10338 * gcc.c (driver::decode_argv): Add call to
10339 init_opts_obstack before init_options_struct.
10340 * opts.c (init_opts_obstack): Remove idempotency.
10341 (init_options_struct): Replace call to init_opts_obstack
10342 with a gcc_assert to verify that it has already been called.
10343 * toplev.c (toplev::main): Add call to init_opts_obstack before
10344 calls to init_options_struct.
10345 (toplev::finalize): Move cleanup of opts_obstack next to
10346 cleanup of save_decoded_options, clearing the latter, and
10347 save_decoded_options_count.
10349 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10351 PR target/69135
10352 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10353 attribute to unconditional. Remove %? from output template.
10355 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10356 Jiong Wang <jiong.wang@arm.com>
10358 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10359 generated from different expand order.
10361 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10363 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10364 Add support for CCMP costing.
10366 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10368 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10369 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10370 (fccmpe<mode>): Likewise.
10371 (fcmp): Rename to fcmp and globalize pattern.
10372 (fcmpe): Likewise.
10373 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10374 (aarch64_gen_ccmp_next): Add FP support.
10376 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10378 * target.def (gen_ccmp_first): Update documentation.
10379 (gen_ccmp_next): Likewise.
10380 * doc/tm.texi (gen_ccmp_first): Update documentation.
10381 (gen_ccmp_next): Likewise.
10382 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10383 expand_ccmp_expr_1. Improve comments.
10384 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10385 (ccmp_ior<mode>): Remove pattern.
10386 (cmp<mode>): Remove expand.
10387 (cmp): Globalize pattern.
10388 (cstorecc4): Use cc_register.
10389 (mov<mode>cc): Remove ccmp_cc_register check.
10390 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10391 Simplify after removal of CC_DNE/* modes.
10392 (aarch64_ccmp_mode_to_code): Remove.
10393 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10394 In 'k' case use integer as condition.
10395 (aarch64_nzcv_codes): Remove inverted cases.
10396 (aarch64_code_to_ccmode): Remove.
10397 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10398 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10399 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10400 pattern. Return the comparison with CC register. Invert conditions
10401 when bitcode is OR.
10402 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10403 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10405 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10407 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10408 instrumented_version.
10410 2016-01-19 Richard Biener <rguenther@suse.de>
10412 PR tree-optimization/69336
10413 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10414 handled components with get_ref_base_and_extent.
10415 (equal_mem_array_ref_p): Adjust.
10417 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10419 PR debug/65779
10420 * shrink-wrap.c: Include valtrack.h.
10421 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10422 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10423 in between insn and where it will be moved to. Call
10424 dead_debug_insert_temp.
10425 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10426 first and dead_debug_local_finish at the end.
10427 For uses and defs bitmap, handle all regs in between REGNO and
10428 END_REGNO, not just the first one.
10430 2016-01-19 Richard Biener <rguenther@suse.de>
10432 PR tree-optimization/69352
10433 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10434 (equal_mem_array_ref_p): Constrain size and max size properly.
10435 Compare the reverse flag.
10437 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10439 * ira.c (ira): Update regstat data if we deleted insns.
10441 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10443 PR rtl-optimization/68955
10444 PR rtl-optimization/64557
10445 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10446 here. Fix up formatting.
10447 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10449 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10451 PR lto/69133
10452 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10453 assume that the node has body.
10454 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10455 check.
10457 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10459 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10460 thunks.
10462 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10464 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10465 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10467 2016-01-19 Martin Jambor <mjambor@suse.cz>
10468 Martin Liska <mliska@suse.cz>
10469 Michael Matz <matz@suse.de>
10471 * Makefile.in (OBJS): Add new source files.
10472 (GTFILES): Add hsa.c.
10473 * common.opt (disable_hsa): New variable.
10474 (-Whsa): New warning.
10475 * config.in (ENABLE_HSA): New.
10476 * configure.ac: Treat hsa differently from other accelerators.
10477 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10478 $enable_offloading.
10479 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10480 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10481 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10482 --with-hsa-kmt-lib.
10483 * doc/invoke.texi (-Whsa): Document.
10484 (hsa-gen-debug-stores): Likewise.
10485 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10486 to invoke offload compiler for hsa acclerator.
10487 * opts.c (common_handle_option): Determine whether HSA offloading
10488 should be performed.
10489 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10490 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10491 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10492 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10493 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10494 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10495 GF_OMP_FOR_KIND_GRID_LOOP.
10496 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10497 (pp_gimple_stmt_1): Likewise.
10498 * gimple-walk.c (walk_gimple_stmt): Likewise.
10499 * gimple.c (gimple_build_omp_grid_body): New function.
10500 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10501 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10502 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10503 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10504 GF_OMP_TEAMS_GRID_PHONY.
10505 (gimple_statement_omp_single_layout): Updated comments.
10506 (gimple_build_omp_grid_body): New function.
10507 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10508 (gimple_omp_for_grid_phony): New function.
10509 (gimple_omp_for_set_grid_phony): Likewise.
10510 (gimple_omp_parallel_grid_phony): Likewise.
10511 (gimple_omp_parallel_set_grid_phony): Likewise.
10512 (gimple_omp_teams_grid_phony): Likewise.
10513 (gimple_omp_teams_set_grid_phony): Likewise.
10514 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10515 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10516 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10517 (BUILT_IN_GOMP_TARGET): Updated type.
10518 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10519 (adjust_for_condition): New function.
10520 (get_omp_for_step_from_incr): Likewise.
10521 (extract_omp_for_data): Moved parts to adjust_for_condition and
10522 get_omp_for_step_from_incr.
10523 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10524 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10525 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10526 (scan_omp_parallel): Do not create child functions for phony
10527 constructs.
10528 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10529 (scan_omp_1_op): Checking assert we are not remapping to
10530 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10531 (parallel_needs_hsa_kernel_p): New function.
10532 (expand_parallel_call): Register apprpriate parallel child
10533 functions as HSA kernels.
10534 (grid_launch_attributes_trees): New type.
10535 (grid_attr_trees): New variable.
10536 (grid_create_kernel_launch_attr_types): New function.
10537 (grid_insert_store_range_dim): Likewise.
10538 (grid_get_kernel_launch_attributes): Likewise.
10539 (get_target_argument_identifier_1): Likewise.
10540 (get_target_argument_identifier): Likewise.
10541 (get_target_argument_value): Likewise.
10542 (push_target_argument_according_to_value): Likewise.
10543 (get_target_arguments): Likewise.
10544 (expand_omp_target): Call get_target_arguments instead of looking
10545 up for teams and thread limit.
10546 (grid_expand_omp_for_loop): New function.
10547 (grid_arg_decl_map): New type.
10548 (grid_remap_kernel_arg_accesses): New function.
10549 (grid_expand_target_kernel_body): New function.
10550 (expand_omp): Call it.
10551 (lower_omp_for): Do not emit phony constructs.
10552 (lower_omp_taskreg): Do not emit phony constructs but create for them
10553 a temporary variable receiver_decl.
10554 (lower_omp_taskreg): Do not emit phony constructs.
10555 (lower_omp_teams): Likewise.
10556 (lower_omp_grid_body): New function.
10557 (lower_omp_1): Call it.
10558 (grid_reg_assignment_to_local_var_p): New function.
10559 (grid_seq_only_contains_local_assignments): Likewise.
10560 (grid_find_single_omp_among_assignments_1): Likewise.
10561 (grid_find_single_omp_among_assignments): Likewise.
10562 (grid_find_ungridifiable_statement): Likewise.
10563 (grid_target_follows_gridifiable_pattern): Likewise.
10564 (grid_remap_prebody_decls): Likewise.
10565 (grid_copy_leading_local_assignments): Likewise.
10566 (grid_process_kernel_body_copy): Likewise.
10567 (grid_attempt_target_gridification): Likewise.
10568 (grid_gridify_all_targets_stmt): Likewise.
10569 (grid_gridify_all_targets): Likewise.
10570 (execute_lower_omp): Call grid_gridify_all_targets.
10571 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10572 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10573 (tree_omp_clause): Added union field dimension.
10574 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10575 * tree.c (omp_clause_num_ops): Added number of arguments of
10576 OMP_CLAUSE__GRIDDIM_.
10577 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10578 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10579 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10580 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10581 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10582 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10583 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10584 * tree-pass.h (make_pass_gen_hsail): Declare.
10585 (make_pass_ipa_hsa): Likewise.
10586 * ipa-hsa.c: New file.
10587 * lto-section-in.c (lto_section_name): Add hsa section name.
10588 * lto-streamer.h (lto_section_type): Add hsa section.
10589 * timevar.def (TV_IPA_HSA): New.
10590 * hsa-brig-format.h: New file.
10591 * hsa-brig.c: New file.
10592 * hsa-dump.c: Likewise.
10593 * hsa-gen.c: Likewise.
10594 * hsa.c: Likewise.
10595 * hsa.h: Likewise.
10596 * toplev.c (compile_file): Call hsa_output_brig.
10597 * hsa-regalloc.c: New file.
10599 2016-01-18 Jeff Law <law@redhat.com>
10601 PR tree-optimization/69320
10602 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10603 ranged object, do nothing if the RHS constant is not [0..1].
10604 (optimize_stmt): Comparing a boolean ranged object against a
10605 constant outside [0..1] results in a compile-time constant.
10607 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10608 test.
10610 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10612 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10613 (Option Summary): Update to reflect new section and moved options.
10614 (C++ Dialect Options): Move -fstats to new section.
10615 (Debugging Options): Move all dump, statistics, and other GCC
10616 developer options to new section. Rewrite section introduction
10617 and re-order remaining options to put the more basic ones first.
10618 (Optimization Options): Move -fira-verbose and -flto-report* to
10619 new section.
10620 (Developer Options): New section incorporating moved options.
10621 * doc/cppopts.texi (-dM): Update cross-reference.
10623 2016-01-18 Richard Henderson <rth@redhat.com>
10625 PR target/69176
10626 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10627 operands to pseudo only if CSE is expected. Split long immediate
10628 operands only after reload, and for the stack pointer.
10629 (*add<GPI>3_pluslong): Remove.
10630 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10631 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10632 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10633 (*add<GPI>3 peepholes): New.
10634 (*add<GPI>3 splitters): New.
10635 * config/aarch64/constraints.md (Upl): New.
10636 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10638 2016-01-18 Richard Biener <rguenther@suse.de>
10640 PR tree-optimization/69297
10641 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10642 stmt at most once.
10643 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10645 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10647 PR middle-end/68542
10648 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10649 of mixind vector and scalar types.
10650 (fold_relational_const): Add handling of vector
10651 comparison with boolean result.
10652 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10653 comparison of vector operands with boolean result for EQ/NE only.
10654 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10655 (verify_gimple_cond): Likewise.
10656 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10657 valid type of VAL.
10659 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10661 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10662 !TARGET_OCTEON.
10664 2016-01-18 Richard Biener <rguenther@suse.de>
10666 PR middle-end/69308
10667 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10669 2016-01-18 Tom de Vries <tom@codesourcery.com>
10671 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10673 2016-01-18 Tom de Vries <tom@codesourcery.com>
10675 * omp-low.c (set_oacc_fn_attrib): Make extern.
10676 * omp-low.h (set_oacc_fn_attrib): Declare.
10677 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10678 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10679 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10680 Add and handle function parameter oacc_kernels_p.
10681 (find_reduc_addr, get_omp_data_i_param): New function.
10682 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10683 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10684 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10685 Calculate dominance info. Skip loops that are not in a kernels region
10686 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10687 (pass_parallelize_loops::execute): Call parallelize_loops with
10688 oacc_kernels_p argument.
10689 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10690 New member function.
10691 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10692 * passes.def: Add argument to pass_parallelize_loops instantation.
10694 2016-01-18 Tom de Vries <tom@codesourcery.com>
10696 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10697 pass_parallelize_loops to be run outside the loop pipeline.
10699 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10701 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10702 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10704 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10706 PR target/63679
10707 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10708 using get_ref_base_and_extent.
10709 (equal_mem_array_ref_p): New.
10710 (hashable_expr_equal_p): Add call to previous.
10712 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10714 PR target/63679
10715 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10716 (sra_initialize): Allocate disqualified_constants.
10717 (sra_deinitialize): Free disqualified_constants.
10718 (disqualify_candidate): Update disqualified_constants when appropriate.
10719 (create_access): Scan for constant-pool entries as we go along.
10720 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10721 (maybe_add_sra_candidate): Allow constant-pool entries.
10722 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10723 (initialize_constant_pool_replacements): New.
10724 (sra_modify_assign): Avoid mangling assignments created by previous,
10725 and don't generate writes into constant pool.
10726 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10728 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10730 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10731 andnot instruction.
10732 (scalar_chain::convert_op): Likewise.
10733 * config/i386/i386.md (*andndi3_doubleword): New.
10735 2016-01-18 Richard Biener <rguenther@suse.de>
10737 PR tree-optimization/69170
10738 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10739 building a vector from scalar results of a pattern stmt.
10741 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10743 * haifa-sched.c (autopref_multipass_init): Work around
10744 -Wmaybe-uninitialized warning.
10746 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10748 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10749 against the constant 0.
10751 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10753 PR tree-optimization/68799
10754 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10755 look up phi candidates in the statement-candidate map.
10756 (phi_add_costs): Likewise.
10757 (record_phi_increments): Likewise.
10758 (phi_incr_cost): Likewise.
10759 (ncd_with_phi): Likewise.
10760 (all_phi_incrs_profitable): Likewise.
10762 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10764 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10765 -Wmaybe-uninitialized warning.
10767 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10769 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10770 (Option Summary): Update to reflect new section and moved options.
10771 (C++ Dialect Options): Move -fvtable-verify and related options.
10772 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10773 and profiling-related options.
10774 (Optimization Options): Move profile generation options and
10775 -fstack-protector and related options.
10776 (Instrumentation Options): New section incorporating moved options.
10777 (Code Generation Options): Move -finstrument-functions and
10778 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10780 2016-01-16 Tom de Vries <tom@codesourcery.com>
10782 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10784 2016-01-16 Tom de Vries <tom@codesourcery.com>
10786 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10788 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10790 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10791 that checks whether the table is already empty. Rename the
10792 original implementation to...
10793 (hash_table::empty_slot): ...this new private function.
10795 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10797 PR diagnostic/68899
10798 * diagnostic-show-locus.c (layout::print_source_line): Move x
10799 offset of line until after call to
10800 get_line_width_without_trailing_whitespace.
10802 2016-01-15 Jeff Law <law@redhat.com>
10804 PR tree-optimization/69270
10805 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10806 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10807 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10808 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10809 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10810 ssa_name_has_boolean_range and constant_boolean_node.
10812 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10814 PR rtl-optimization/69030
10815 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10816 returning bool.
10817 (spill_pseudos): Delete debug insn for dead pseudo.
10818 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10820 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10822 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10823 New.
10824 (TYPES_UNOPUS): Likewise.
10825 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10826 builtin type, from UNOP to UNOPUS.
10827 (lbtruncuv4sf): Likewise.
10828 (lbtruncuv2df): Likewise.
10829 (lrounduv2sf): Likewise.
10830 (lrounduv4sf): Likewise.
10831 (lrounduv2df): Likewise.
10832 (lroundusf): Likewise.
10833 (lroundusf): Likewise.
10834 (lceiluv2sf): Likewise.
10835 (lceiluv4sf): Likewise.
10836 (lceiluv2df): Likewise.
10837 (lceilusf): Likewise.
10838 (lceiludf): Likewise.
10839 (lflooruv2sf): Likewise.
10840 (lflooruv4sf): Likewise.
10841 (lflooruv2df): Likewise.
10842 (lfloorusf): Likewise.
10843 (lfloorudf): Likewise.
10844 (lfrintnuv2sf): Likewise.
10845 (lfrintnuv4sf): Likewise.
10846 (lfrintnuv2df): Likewise.
10847 (lfrintnusf): Likewise.
10848 (lfrintnudf): Likewise.
10849 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10850 conversion.
10851 (vcvtq_u32_f32): Likewise.
10852 (vcvtq_u64_f64): Likewise.
10853 (vcvta_u32_f32): Likewise.
10854 (vcvtaq_u32_f32): Likewise.
10855 (vcvtaq_u64_f64): Likewise.
10856 (vcvtm_u32_f32): Likewise.
10857 (vcvtmq_u32_f32): Likewise.
10858 (vcvtmq_u64_f64): Likewise.
10859 (vcvtn_u32_f32): Likwise.
10860 (vcvtnq_u32_f32): Likewise.
10861 (vcvtnq_u64_f64): Likewise.
10862 (vcvtp_u32_f32): Likewise.
10863 (vcvtpq_u32_f32): Likewise.
10864 (vcvtpq_u64_f64): Likewise.
10865 (vcvtmd_u64_f64): Likewise.
10866 (vcvtms_u32_f32): Likewise.
10867 (vcvtad_u64_f64): Likewise.
10868 (vcvtas_u32_f32): Likewise.
10869 (vcvtnd_u64_f64): Likewise.
10870 (vcvtns_u32_f32): Likewise.
10871 (vcvtpd_u64_f64): Likewise.
10872 (vcvtps_u32_f32): Likewise.
10874 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10876 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10877 CSEL of zero_extended registers.
10879 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10881 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10882 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10884 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10886 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10887 false when argument string is not found in the attributes table
10888 at all.
10890 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10892 PR target/68609
10893 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10894 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10895 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10896 precision estimate.
10898 2016-01-15 Richard Biener <rguenther@suse.de>
10900 PR tree-optimization/66856
10901 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10902 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10903 (vect_create_new_slp_node): Increment stmt reference count.
10904 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10905 an SLP tree before swapping operands.
10906 (vect_build_slp_tree): Likewise.
10907 (destroy_bb_vec_info): Free stmt info after SLP instances.
10908 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10909 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10910 (STMT_VINFO_NUM_SLP_USES): New macro.
10912 2016-01-15 Richard Biener <rguenther@suse.de>
10914 PR debug/69137
10915 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10916 (add_linkage_name): ... here.
10917 (gen_typedef_die): Use add_linkage_name_raw instead of
10918 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10919 if necessary.
10921 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10923 * gimplify.c (oacc_default_clause): Decode reference and pointer
10924 types for both kernels and parallel regions.
10926 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10928 PR middle-end/69246
10929 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10931 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10933 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10934 (convert_scalars_to_vector): Likewise.
10936 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10938 * doc/extend.texi (Type Traits): Fix grammar.
10940 2016-01-15 Martin Jambor <mjambor@suse.cz>
10942 * tree-inline.c (remap_decl): Use existing dclarations if
10943 remapping a type and prevent_decl_creation_for_types.
10944 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10945 decls first. Do real remapping with
10946 prevent_decl_creation_for_types set.
10947 * tree-inline.h (copy_body_data): New field
10948 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10949 padding.
10951 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10953 * config/s390/s390.opt (mmvcle): More verbose help text.
10955 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10957 * config/s390/s390.opt: Add period to -mzvector option text.
10959 2016-01-15 Richard Biener <rguenther@suse.de>
10961 PR tree-optimization/68961
10962 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10963 of invariants in stores again.
10965 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10967 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10969 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10971 * config/i386/i386.c (ix86_expand_branch): Don't split
10972 DI mode xor instruction to SI mode.
10974 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10976 PR ipa/68148
10977 * ipa-icf.c (sem_function::merge): Virtual functions may become
10978 reachable even if they address is not taken and there are no
10979 idrect calls.
10981 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10983 * lto-streamer-out.c (subtract_estimated_size): New function.
10984 (get_symbol_initial_value): Use it.
10986 2016-01-15 Christian Bruel <christian.bruel@st.com>
10988 PR target/65837
10989 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10990 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10991 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10992 use add_builtin_function_ext_scope instead of add_builtin_function.
10993 (neon_set_p, neon_crypto_set_p): Remove.
10994 (arm_init_builtins): Always call arm_init_neon_builtins and
10995 arm_init_crypto_builtins.
10996 (arm_expand_builtin): Check that builtins are allowed for the arch.
10997 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10998 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10999 arm_init_neon_builtins call.
11001 2016-01-15 Richard Biener <rguenther@suse.de>
11003 PR tree-optimization/69117
11004 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11005 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11006 of the leader conservatively.
11007 (free_scc_vn): Restore original SSA name infos.
11009 2016-01-14 Jeff Law <law@redhat.com>
11011 PR tree-optimization/69270
11012 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11013 single bit of precision, verify it's also unsigned.
11014 (record_edge_info): Use constant_boolean_node rather than fold_convert
11015 to convert boolean_true/boolean_false to the right type.
11017 2016-01-14 Richard Henderson <rth@redhat.com>
11019 PR rtl-opt/69014
11020 * loop-doloop.c (record_reg_sets): New.
11021 (doloop_optimize): Reject the transform if the sequence
11022 clobbers registers live at the end of the loop block.
11023 (doloop_optimize_loops): Enable df_live if needed.
11025 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11027 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11028 * gcc/config/rs6000/rs6000.c: Likewise.
11029 * gcc/config/rs6000/rs6000.h: Likewise.
11030 * gcc/config/rs6000/rs6000.md: Likewise.
11031 * gcc/doc/extend.texi: Likewsie.
11033 2016-01-14 Jeff Law <law@redhat.com>
11035 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11036 typo.
11038 2016-01-14 Richard Henderson <rth@redhat.com>
11040 PR c/69272
11041 PR tree-opt/68964
11042 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11043 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11044 instead of builtin_decl_declared_p to test for declaration.
11046 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11048 * doc/loop.texi (Loop Analysis and Representation): Document
11049 loop_depth function.
11051 2016-01-14 Tom de Vries <tom@codesourcery.com>
11053 PR tree-optimization/68773
11054 * omp-low.c (expand_omp_target): Don't set force_output.
11055 * varpool.c (varpool_node::get_create): Same.
11056 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11057 offload_funcs with force_output.
11059 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11061 PR debug/69244
11062 * lra-eliminations.c (move_plus_up): Don't change anything if either
11063 the outer or inner subreg mode is not MODE_INT.
11064 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11065 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11067 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11069 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11070 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11071 reduc_uplus_@var{m}): Remove.
11072 * expr.c (expand_expr_real_2): Remove expansion path for
11073 reduc_[us](min|max|plus) optabs.
11074 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11075 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11076 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11077 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11078 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11079 reduc_[us](min|max|plus) optabs.
11081 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11083 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11084 (reduc_plus_scal_v2sf): New.
11085 (reduc_smax_v2sf): Rename to...
11086 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11087 (reduc_smin_v2sf): Rename to...
11088 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11090 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11092 * alias.c (compare_base_symbol_refs): New function.
11093 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11094 it.
11096 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11098 PR middle-end/68146
11099 PR tree-optimization/69155
11100 * tree-complex.c: Include cfganal.h.
11101 (phis_to_revisit): New variable.
11102 (extract_component): Add phiarg_p argument. Assert that returned
11103 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11104 (update_phi_components): Partly rewrite to use loop over real/imag
11105 components instead of code duplication. If extract_component returns
11106 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11107 create_tmp_reg into the PHI node instead, and mention the phi triplet
11108 in phis_to_revisit.
11109 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11110 in phis_to_revisit at the end.
11112 2016-01-14 Richard Biener <rguenther@suse.de>
11114 PR tree-optimization/68060
11115 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11116 outer loop reduction is only used in the inner loop before
11117 detecting a double reduction.
11119 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11121 PR target/68269
11122 * combine.c (expand_field_assignment): Punt if compute_mode is
11123 unsupported scalar mode.
11125 2016-01-14 Richard Biener <rguenther@suse.de>
11127 PR tree-optimization/66856
11128 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11129 SLP node only if it built successfully.
11130 (vect_analyze_slp_instance): Adjust.
11132 2016-01-14 Jeff Law <law@redhat.com>
11134 PR tree-optimization/69270
11135 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11136 (record_edge_info): Use it. Convert boolean_{true,false}_node
11137 to the type of op0.
11139 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11141 PR ipa/66487
11142 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11143 use block_ultimate_origin
11144 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11146 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11148 * doc/invoke.texi (Submodel Options): Rename section to
11149 "Machine-Dependent Options" to better reflect its content.
11150 Rewrite introductory text to remove archaic CPU names.
11151 Update references.
11153 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11155 * doc/invoke.texi (Code Gen Options): Move section up in file,
11156 before target-specific options. Update menu and option summary
11157 to reflect the new section ordering.
11159 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11161 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11162 (C++ Dialect Options): Add cross-reference to -std option.
11163 * doc/standards.texi (C++ Language): Document C++14 support.
11165 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11167 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11168 for pack/unpack functions for __ibm128.
11169 (PACK_IF): Likewise.
11170 (UNPACK_IF): Likewise.
11172 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11173 support for __ibm128 pack/unpack functions.
11174 (rs6000_invalid_builtin): Likewise.
11175 (rs6000_init_builtins): Likewise.
11176 (rs6000_opt_masks): Likewise.
11178 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11179 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11180 functions
11181 (RS6000_BTM_COMMON): Likewise.
11183 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11184 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11185 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11186 128-bit floating point. Add support for the double values to be
11187 in Altivec registers for TF/IF packing and unpacking, but restrict
11188 TD packing sub-fields to be FPR registers. Don't allow overlapped
11189 register support for packing. Allow pack inputs to be memory
11190 locations. Don't build generator functions for unpack<mode>_dm
11191 and unpack<mode>_nodm.
11192 (unpack<mode>_dm): Likewise.
11193 (unpack<mode>_nodm): Likewise.
11194 (pack<mode>): Likewise.
11196 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11197 built-in functions to pack/unpack explicit __ibm128 values.
11198 (__builtin_unpack_ibm128): Likewise.
11200 * doc/extend.texi (PowerPC Built-in Functions): Document
11201 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11203 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11205 PR c/66208
11206 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11207 Add new arg loc and pass it down as context.
11208 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11209 to the location to use for the warning.
11210 (check_function_arguments): New arg loc. All callers changed. Pass
11211 it to check_function_nonnull.
11212 * c-common.h (check_function_arguments): Adjust declaration.
11214 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11216 PR tree-optimization/69156
11217 * gimple.c (validate_type): Removed.
11218 (gimple_builtin_call_types_compatible_p): Use
11219 useless_type_conversion_p instead of validate_type.
11220 * value-prof.c (gimple_stringop_fixed_value): Fold
11221 icall_size to correct type.
11223 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11225 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11226 effects.
11228 2016-01-13 Richard Henderson <rth@redhat.com>
11230 PR tree-opt/68964
11231 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11232 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11233 (ix86_builtin_tm_store): Remove.
11234 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11235 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11236 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11237 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11238 * doc/tm.texi: Rebuild.
11240 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11241 (BUILT_IN_TM_MEMCPY_RTWN): New.
11242 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11243 fallback from vector to integer helpers.
11244 (build_tm_load): Handle vector types directly, instead of
11245 via target hook.
11246 (build_tm_store): Likewise.
11247 (expand_assign_tm): Prepare for register types not handled by
11248 the above. Copy them to memory and use memcpy.
11249 * tree.c (tm_define_builtin): New.
11250 (find_tm_vector_type): New.
11251 (build_tm_vector_builtins): New.
11252 (build_common_builtin_nodes): Call it.
11254 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11256 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11257 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11259 2016-01-13 Tom de Vries <tom@codesourcery.com>
11261 PR tree-optimization/69169
11262 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11263 handled_struct_type param.
11264 (create_variable_info_for, intra_create_variable_infos): Call
11265 create_variable_info_for_1 with extra arg.
11267 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11269 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11270 and "armv8.1-a+crc" entries.
11272 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11274 PR target/69228
11275 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11276 Change first operand predicate from register_or_constm1_operand
11277 to register_operand.
11278 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11279 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11280 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11281 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11282 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11283 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11284 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11285 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11286 comparison with constm1_rtx from vec_prefetch_gen part.
11288 2016-01-13 Richard Biener <rguenther@suse.de>
11290 PR tree-optimization/69013
11291 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11292 Exchange assert for a test.
11294 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11296 PR target/69247
11297 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11299 2016-01-13 Richard Biener <rguenther@suse.de>
11301 PR tree-optimization/69242
11302 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11303 assert with a check.
11305 2016-01-13 Richard Biener <rguenther@suse.de>
11307 PR tree-optimization/69186
11308 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11309 Properly guard vect_update_misalignment_for_peel call.
11311 2016-01-12 Jeff Law <law@redhat.com>
11313 PR tree-optimization/pr67755
11314 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11315 "need_profile_correction".
11316 (thread_block_1): Initialize new field to false by default. If we
11317 have multiple thread paths through a common joiner to different
11318 final targets, then set new field to true.
11319 (compute_path_counts): Only do count adjustment when it's really
11320 needed.
11322 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11324 * doc/invoke.texi (Spec Files): Move section down in file, past
11325 all command-line option descriptions.
11327 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11329 PR middle-end/54809
11330 * doc/gty.texi: Remove documentation of mark_hook.
11331 * gengtype.c (struct write_types_data): Remove code to support
11332 mark_hook attribute.
11333 (walk_type): Likewise.
11334 (write_func_for_structure): Likewise.
11336 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11338 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11339 Directory Options, and -specs= to Overall Options.
11340 (Overall Options): Adjust similarly. Reorder to group related
11341 options together. Make -specs= cross-reference the spec file details.
11342 (Directory Options): Adjust similarly.
11344 2016-01-12 Jeff Law <law@redhat.com>
11346 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11348 2016-01-12 Olivier Hainque <hainque@adacore.com>
11350 * gcc.c (spec_undefvar_allowed): New global.
11351 (process_command): Set to true when running for --version or --help,
11352 alone or together.
11353 (getenv_spec_function): When the variable is not defined, use the
11354 variable name as the variable value if we're allowed not to issue
11355 a fatal error.
11357 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11359 PR tree-optimization/68911
11360 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11361 information computed for expression "init + nit * step".
11363 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11365 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11366 about name of GCC executable. Remove deleted node from menu.
11367 (Directory Options) <-B>: Remove cross-reference to deleted node.
11368 (Target Options): Delete section.
11370 2016-01-12 Christian Bruel <christian.bruel@st.com>
11372 PR target/69180
11373 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11374 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11376 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11378 PR target/69198
11379 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11380 aligned_mem is properly set for AVX512-VL floating point masked
11381 stores.
11383 PR target/69175
11384 * ifcvt.c (cond_exec_process_if_block): When removing the last
11385 insn from then_bb, remove also any possible barriers that follow it.
11387 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11389 PR target/68456
11390 PR target/69226
11391 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11392 (PTRDIFF_TYPE): Likewise.
11393 (WCHAR_TYPE): Likewise.
11394 (WCHAR_TYPE_SIZE): Likewise.
11395 (STDINT_LONG32): Likewise.
11397 2016-01-12 Richard Biener <rguenther@suse.de>
11399 PR tree-optimization/69053
11400 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11401 convert initial value for cond reductions.
11403 2016-01-12 Richard Biener <rguenther@suse.de>
11405 PR tree-optimization/69007
11406 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11407 widen_sum after dot_prod and sad.
11409 2016-01-12 Richard Biener <rguenther@suse.de>
11411 PR tree-optimization/69168
11412 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11413 pattern stmt SLP type.
11414 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11415 end up unused so cope with that case.
11417 2016-01-12 Richard Biener <rguenther@suse.de>
11419 PR tree-optimization/69157
11420 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11421 stmts def type only during analyze phase.
11422 (vectorizable_call): Likewise.
11423 (vectorizable_simd_clone_call): Likewise.
11424 (vectorizable_conversion): Likewise.
11425 (vectorizable_assignment): Likewise.
11426 (vectorizable_shift): Likewise.
11427 (vectorizable_operation): Likewise.
11428 (vectorizable_store): Likewise.
11429 (vectorizable_load): Likewise.
11431 2016-01-12 Richard Biener <rguenther@suse.de>
11433 PR tree-optimization/69174
11434 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11435 space.
11436 (vectorizable_load): Properly compute the number of loads needed
11437 for permuted strided SLP loads and do not spuriously assign
11438 to SLP_TREE_VEC_STMTS.
11440 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11442 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11443 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11444 (MD_EXEC_PREFIX): Remove.
11445 (MD_STARTFILE_PREFIX) Removee.
11446 (FILE_NAME_ABSOLUTE_P): Remove.
11447 (CPP_SPEC): Do not read macros from sys/version.h.
11448 (LINK_COMMAND_SPEC): Remove.
11449 (LOCAL_INCLUDE_DIR): Remove.
11450 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11451 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11452 (POST_LINK_SPEC): Define to invoke stubify after linker
11453 (LIBSTDCXX): Remove define
11454 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11455 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11456 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11457 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11458 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11459 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11460 (i386_djgpp_asm_named_section): Add propotype of new procedure
11462 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11463 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11464 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11465 in config/i386/djgpp.h).
11466 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11467 STANDARD_STARTFILE_PREFIX_1.
11468 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11469 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11470 installation errors.
11471 (MAX_OFILE_ALIGNMENT): Define to 128.
11472 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11474 * config/i386/djgpp.c: New file. Add implementation of
11475 i386_djgpp_asm_named_section.
11477 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11479 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11480 Add rule for building djgpp.o.
11482 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11484 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11485 (rtx_is_swappable_p): Reductions are swappable.
11486 (insn_is_swappable_p): V2DF reductions are swappable.
11488 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11490 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11491 reloads for other unsupported memory operands.
11493 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11494 Jim Wilson <jim.wilson@linaro.org>
11496 PR target/69194
11497 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11498 copy_to_mode_reg instead of force_reg.
11500 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11502 PR target/69225
11503 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11504 TARGET_80387 is true.
11506 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11508 PR target/69071
11509 * lra-eliminations.c (move_plus_up): Only move plus up
11510 if subreg of the constant can be simplified into constant
11511 and use the simplified subreg of the constant instead of
11512 the original constant.
11514 * fold-const.c (fold_convertible_p): Don't return true
11515 for conversion of VECTOR_TYPE to same sized integral type.
11516 (fold_convert_loc): Fix up formatting. Fold conversion of
11517 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11518 instead of NOP_EXPR.
11520 PR tree-optimization/69214
11521 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11522 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11523 Formatting fix.
11525 PR tree-optimization/69207
11526 * tree-vect-slp.c (vect_get_constant_vectors): For
11527 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11528 fold_convertible_p to vector_type's element type, and always
11529 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11531 2016-01-11 Richard Biener <rguenther@suse.de>
11533 PR tree-optimization/69173
11534 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11535 fixup the cycle if all stmts are in a pattern.
11537 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11539 PR middle-end/68999
11540 * alias.c (base_alias_check): Move check for addresses with
11541 alignment ANDs before the call for compare_base_decls.
11542 (memrefs_conflict_p): Return -1 for different decls
11543 that went through alignment adjustments.
11545 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11547 PR rtl-optimization/68796
11548 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11549 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11550 and QImode comparisons against zero with CC_NZmode.
11551 * config/aarch64/iterators.md (short_mask): New mode_attr.
11553 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11555 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11556 (<avx512>_store<mode>_mask): Likewise.
11558 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11559 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11561 PR rtl-optimization/68841
11562 * ifcvt.c (struct noce_if_info): Add orig_x field.
11563 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11564 Don't record conflicts on to_rename if it's present.
11565 Allow memory destinations in sets.
11566 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11567 blocks, passing orig_x to the checks.
11568 (noce_process_if_block): Set if_info->orig_x appropriately.
11570 2016-01-11 Tom de Vries <tom@codesourcery.com>
11572 PR tree-optimization/69069
11573 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11575 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11577 PR rtl-optimization/68920
11578 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11579 of conditional moves for RTL if-conversion to 1 for
11580 TARGET_ONE_IF_CONV_INSN.
11581 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11582 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11583 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11584 parameter to restirct number of conditional moves for
11585 RTL if-conversion.
11586 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11587 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11588 conditionl moves.
11590 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11592 PR bootstrap/69123
11593 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11594 onepart vars. Fix typo in comment. Fix reversed condition in
11595 unshare test.
11596 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11598 PR bootstrap/69123
11599 * var-tracking.c (dump_onepart_variable_differences): New.
11600 (dataflow_set_different): If a detailed dump is requested,
11601 delay early returns and dump differences between onepart
11602 variables present before and after, and added variables.
11604 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11606 PR target/69010
11607 * expr.c (expand_expr_real_1): For boolean vector constants
11608 with a scalar mode use const_scalar_mask_from_tree.
11609 (const_scalar_mask_from_tree): New.
11610 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11611 assigned to a mask type to handle constants.
11613 2016-01-11 Martin Jambor <mjambor@suse.cz>
11615 PR ipa/69044
11616 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11617 useless parameters if we cannot change function signature.
11619 2016-01-11 Martin Jambor <mjambor@suse.cz>
11621 PR ipa/66616
11622 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11623 flag.
11625 2016-01-11 Tom de Vries <tom@codesourcery.com>
11627 PR tree-optimization/69109
11628 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11629 latch with phi.
11631 2016-01-11 Tom de Vries <tom@codesourcery.com>
11633 PR tree-optimization/69108
11634 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11635 res is not used in a phi.
11637 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11639 PR 67425
11640 * common.opt (frandom-seed): Fix parameter name.
11641 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11643 2016-01-11 Tom de Vries <tom@codesourcery.com>
11645 PR tree-optimization/69058
11646 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11647 not supported.
11649 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11651 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11652 (mcode-density): Likewise.
11654 2016-01-10 Tom de Vries <tom@codesourcery.com>
11656 PR tree-optimization/69062
11657 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11658 (parallelize_loops): Don't paralelize loop that has phi with address
11659 arg.
11661 2016-01-10 Tom de Vries <tom@codesourcery.com>
11663 PR tree-optimization/69039
11664 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11665 phi for reduction.
11667 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11669 PR middle-end/68743
11670 * match.pd: Require target has function_c99_misc before doing
11671 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11673 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11675 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11676 use GMPINC.
11677 * configure: Regenerate.
11679 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11681 PR middle-end/50865
11682 PR tree-optimization/69097
11683 * fold-const.h (expr_not_equal_to): New prototype.
11684 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11685 (expr_not_equal_to): New function.
11686 * match.pd (X % -Y is the same as X % Y): Don't optimize
11687 unless X is known not to be equal to minimum or Y is known
11688 not to be equal to -1.
11689 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11690 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11691 (simplify_stmt_using_ranges): Adjust caller.
11692 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11693 substitute_and_fold.
11695 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11697 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11698 w/o DECL_NAME.
11700 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11702 PR tree-optimization/69167
11703 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11704 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11705 ops[0] comparison.
11706 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11708 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11709 Richard Biener <rguenther@suse.de>
11711 PR tree-optimization/68707
11712 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11713 instances that can be handled via vect_load_lanes.
11715 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11717 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11718 if we can't determine address equivalence.
11719 * alias.c (compare_base_decl): Update for changed return value of
11720 symtab_node::equal_address_to.
11722 2016-01-08 Jason Merrill <jason@redhat.com>
11724 PR c++/68983
11725 PR c++/67557
11726 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11727 * expr.c (store_field): Not here.
11728 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11729 call with TREE_ADDRESSABLE type.
11730 * tree-cfg.c (verify_gimple_call): Adjust.
11732 2016-01-08 Olivier Hainque <hainque@adacore.com>
11734 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11735 libc_internal.
11737 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11739 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11740 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11741 (reduc_smin_v2sf): Rename to...
11742 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11743 (reduc_splus_v2sf): Rename to...
11744 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11746 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11748 PR tree-optimization/69162
11749 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11750 valist argument in another argument.
11751 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11752 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11753 to determine the va_list type, build a MEM_REF instead of
11754 build_fold_indirect_ref.
11756 PR tree-optimization/69172
11757 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11758 gimple_build.
11760 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11762 PR tree-optimization/67781
11763 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11764 and cmpnop in two steps: first the ones not accessed in original
11765 gimple expression in a endian independent way and then the ones not
11766 accessed in the final result in an endian-specific way.
11768 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11770 PR tree-optimization/69083
11771 * tree-vect-slp.c (vect_get_constant_vectors): For
11772 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11773 element type. If op is fold_convertible_p to vector_type's element
11774 type, use NOP_EXPR instead of VCE.
11776 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11778 PR rtl-optimization/67778
11779 PR rtl-optimization/68634
11780 PR rtl-optimization/68909
11781 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11782 block from the stack until done with it. Remove a superfluous
11783 bitmap set. Remove a superfluous bitmap test.
11785 2016-01-07 Martin Sebor <msebor@redhat.com>
11787 PR c/68966
11788 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11789 constraint on the type of arguments.
11791 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11793 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11794 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11795 unaligned_access on the gcc_options set.
11796 * config/arm/arm.c (arm_option_override_internal): Use
11797 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11799 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11801 PR target/69140
11802 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11803 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11805 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11807 Revert
11808 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11810 PR target/69140
11811 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11812 depending on frame_pointer_needed before remaining integer and SSE
11813 registers are saved.
11815 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11817 PR 1078
11818 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11820 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11822 PR target/69171
11823 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11824 Use the "xBm" constraint.
11825 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11826 Likewise.
11827 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11828 (sse_cvtsi2ssq<round_name>): Likewise.
11829 (sse_cvtss2si<round_name>): Likewise.
11830 (sse_cvtss2siq<round_name>): Likewise.
11831 (sse2_cvtsi2sdq<round_name>): Likewise.
11832 (sse2_cvtsd2si<round_name>): Likewise.
11833 (sse2_cvtsd2siq<round_name>): Likewise.
11834 * config/i386/subst.md (round_nimm_scalar_predicate): New
11835 predicate.
11837 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11839 PR middle-end/67639
11840 * varasm.c (make_decl_rtl): Mark invalid register vars as
11841 DECL_EXTERNAL.
11843 PR rtl-optimization/66206
11844 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11845 All callers changed.
11847 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11849 PR tree-optimization/69141
11850 * tree-ssa-pre.c: Include langhooks.h.
11851 (eliminate_dom_walker::before_dom_children): Use
11852 lang_hooks.decl_printable_name instead of
11853 cgraph_node::get ()->name ().
11855 PR middle-end/68960
11856 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11857 it and DECL_ALIGN too.
11859 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11861 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11863 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11865 PR target/69140
11866 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11867 depending on frame_pointer_needed before remaining integer and SSE
11868 registers are saved.
11870 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11872 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11873 mode iterator with VSX_M2.
11874 (*p9_vecstore_<mode>): Likewise.
11875 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11876 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11877 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11878 (define_split for VSX_LE128 stores): Likewise.
11879 (define_peephole2 for TImode LE swaps): Likewise.
11880 (define_split for VSX_LE128 post-reload stores): Likewise.
11882 2016-01-06 Marek Polacek <polacek@redhat.com>
11884 PR sanitizer/69099
11885 * convert.c (convert_to_integer_1): Adjust call to
11886 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11887 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11888 EXPR instead of ARG.
11889 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11891 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11893 PR 1078
11894 * doc/extend.texi (RL78 Variable Attributes): New section.
11896 2016-01-05 Marek Polacek <polacek@redhat.com>
11898 PR c/69104
11899 * builtins.c (get_memmodel): Use expansion point location rather than
11900 the input location. Call warning_at rather than warning.
11901 (expand_builtin_atomic_compare_exchange): Likewise.
11902 (expand_builtin_atomic_load): Likewise.
11903 (expand_builtin_atomic_store): Likewise.
11904 (expand_builtin_atomic_clear): Likewise.
11906 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11908 PR target/68991
11909 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11910 Replace nonimmediate_operand with vector_operand.
11911 * config/i386/predicates.md (vector_operand): New predicate.
11912 (general_vector_operand): Replace nonimmediate_operand with
11913 vector_operand.
11914 * config/i386/sse.md: Replace nonimmediate_operand with
11915 vector_operand and m constraint with Bm constraint on SSE
11916 patterns with 16-byte memory operand.
11917 * config/i386/subst.md (round_nimm_predicate): Replace
11918 nonimmediate_operand with vector_operand.
11919 (round_saeonly_nimm_predicate): Likewise.
11920 (round_saeonly_nimm_scalar_predicate): New.
11922 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11924 PR target/68991
11925 * config/i386/constraints.md (Bm): New constraint.
11926 * config/i386/predicates.md (vector_memory_operand): New
11927 predicate.
11928 * config/i386/sse.md: Replace xm with xBm in plusminus and
11929 any_logic patterns.
11931 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11933 PR 1078
11934 * doc/extend.texi (V850 Function Attributes): New section.
11935 (V850 Variable Attributes): New section.
11937 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11939 PR 1078
11940 * doc/extend.texi (MicroBlaze Function Attributes): Document
11941 interrupt_handler and fast_interrupt attributes.
11943 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11945 PR other/60465
11946 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11947 for local symbolic operands.
11948 * config/ia64/predicates.md (local_symbolic_operand64): New
11949 predicate.
11951 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11953 PR rtl-optimization/68651
11954 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11955 x << 1.
11957 2016-01-05 Nathan Sidwell <nathan@acm.org>
11959 * alias.c (compare_base_decls): Use symtab_node::get.
11961 2016-01-05 Nick Clifton <nickc@redhat.com>
11963 PR target/68770
11964 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11965 secondary_reload_info structure.
11967 PR target/66655
11968 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11969 decls if weak support is available.
11971 2016-01-04 Martin Sebor <msebor@redhat.com>
11973 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11975 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11977 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11978 OPTION_MASK_P9_DFORM.
11980 * config/rs6000/constraints.md (wo constraint): New constraint for
11981 ISA 3.0 (power9).
11983 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11984 for wo constraint.
11985 (rs6000_init_hard_regno_mode_ok): Likewise.
11987 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11988 wo constraint.
11990 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11991 expanders not to have constraints. Add support for ISA 3.0 xxperm
11992 instruction. Add support for fusing xxlor with xxperm.
11993 (altivec_vperm_<mode>_internal): Likewise.
11994 (altivec_vperm_v8hiv16qi): Likewise.
11995 (altivec_vperm_<mode>v16q): Likewise.
11996 (altivec_vperm_<mode>_uns): Likewise.
11997 (vperm_v8hiv4si): Likewise.
11998 (vperm_v16qiv8hi): Likewise.
12000 * doc/md.texi (RS/6000 constraints): Document wo constraint.
12002 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12004 Update copyright years.
12006 * gcc.c (process_command): Update copyright notice dates.
12007 * gcov-dump.c (print_version): Ditto.
12008 * gcov.c (print_version): Ditto.
12009 * gcov-tool.c (print_version): Ditto.
12010 * gengtype.c (create_file): Ditto.
12011 * doc/cpp.texi: Bump @copying's copyright year.
12012 * doc/cppinternals.texi: Ditto.
12013 * doc/gcc.texi: Ditto.
12014 * doc/gccint.texi: Ditto.
12015 * doc/gcov.texi: Ditto.
12016 * doc/install.texi: Ditto.
12017 * doc/invoke.texi: Ditto.
12019 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12021 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12022 modes larger than TImode as TImode if NEON is not enabled.
12024 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12026 PR target/69100
12027 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12028 mode for %f0-%f31 only if TARGET_FPU.
12030 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12032 PR target/69072
12033 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12034 to compute the PACKED_P predicate.
12035 (function_arg_record_value): Minor tweaks.
12037 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12039 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12040 option for arm*-*-* targets.
12042 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12044 * doc/extend.texi (Common Function Attributes): Move docs for
12045 MSP430-specific attributes to....
12046 (MSP430 Function Attributes): ...here. Delete the redundant
12047 entries and copy-edit the remaining text.
12048 (MSP430 Variable Attributes): Use uniform format for index
12049 entries and add a cross-reference to the corresponding function
12050 attribute docs.
12052 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12054 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12055 -finite-math typo.
12056 (x86 Options): Likewise.
12058 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12060 PR 1078
12062 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12063 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12064 to corresponding attribute.
12066 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12068 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12069 to correct alphabetization of table. Copy-edit and correct
12070 markup.
12071 <stack_protect>: Likewise.
12072 <target_clones>: Likewise.
12073 <simd>: Likewise.
12074 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12075 Correct punctuation.
12076 (Code Gen Options) <-fno-plt>: Copy-edit.
12078 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12080 PR target/68917
12081 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12082 SI values. Explicitly convert SI to DI and vice-versa.
12084 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12086 PR tree-optimization/69070
12087 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12088 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12090 PR sanitizer/69055
12091 * ubsan.c (ubsan_instrument_float_cast): Call
12092 initialize_sanitizer_builtins.
12094 PR target/69015
12095 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12096 \f
12097 Copyright (C) 2016 Free Software Foundation, Inc.
12099 Copying and distribution of this file, with or without modification,
12100 are permitted in any medium without royalty provided the copyright
12101 notice and this notice are preserved.