1 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
10 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14 insertion point for instructions generated by validize_mem.
16 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
21 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23 * config/aarch64/aarch64.c
24 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
27 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
29 * doc/invoke.texi (AArch64 Options): Various updates.
31 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
33 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
34 into instrumentation thunks.
35 * cif-code.def (CIF_CHKP): New.
37 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
41 2016-05-16 Martin Jambor <mjambor@suse.cz>
43 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
44 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
46 2016-05-16 Marek Polacek <polacek@redhat.com>
48 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
51 2016-05-16 Martin Jambor <mjambor@suse.cz>
54 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
55 the outlined kernel function.
57 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
59 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
60 (ISA_HAS_DLSA): Ditto.
62 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
64 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
66 2016-05-16 Nathan Sidwell <nathan@acm.org>
68 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
69 (nvptx_name_replacement): Restore. Add comment.
70 (write_fn_proto, write_fn_proto_from_insn,
71 nvptx_output_call_insn): Restore
72 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
74 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
76 * config/aarch64/aarch64.md
77 (add<mode>3_compareC_cconly_imm): Remove use of %w.
78 (add<mode>3_compareC_imm): Likewise.
79 (<optab>si3_uxtw): Split into register and immediate variants.
80 (andsi3_compare0_uxtw): Likewise.
81 (and<mode>3_compare0): Likewise.
82 (and<mode>3nr_compare0): Likewise.
83 (stack_protect_test_<mode>): Don't use %x for memory operands.
85 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
87 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
89 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
91 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
92 Split integer shifts into shift_reg and bfm.
93 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
94 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
95 (ror<mode>3_insn): Likewise.
96 (<optab>si3_insn_uxtw): Likewise.
97 (<optab><mode>3_insn): Change to rotate_imm.
98 (extr<mode>5_insn_alt): Likewise.
99 (extrsi5_insn_uxtw): Likewise.
100 (extrsi5_insn_uxtw_alt): Likewise.
102 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
104 * doc/tm.texi: Regenerate.
105 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
106 (TARGET_INVALID_RETURN_TYPE): Remove.
107 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
108 TARGET_INVALID_RETURN_TYPE.
109 * target.def (invalid_parameter_type): Remove.
110 (invalid_return_type): Remove.
112 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
114 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
115 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
117 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
119 (preserve_function_body_p): No need to preserve function body
120 * cif-codes.def (CIF_THUNK): Remove.
121 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
123 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
125 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
127 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
129 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
132 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
134 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
135 (inline_small_functions): Do not look for function symbol when
138 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
140 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
143 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
144 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
145 Jiong Wang <jiong.wang@arm.com>
147 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
148 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
149 Define __ARM_FP16_ARGS when appropriate.
150 * config/arm/arm.c (arm_invalid_parameter_type): Remove
152 (arm_invalid_return_type): Likewise.
153 (TARGET_INVALID_PARAMETER_TYPE): Remove.
154 (TARGET_INVALID_RETURN_TYPE): Remove.
155 (aapcs_vfp_sub_candidate): Allow HFmode.
156 (aapcs_vfp_allocate): Add comment. Support HFmode.
157 (aapcs_vfp_allocate_return_reg): Likewise.
158 (struct aapcs_cp_arg_layout): Slightly reword comments for
159 is_return_candidate and allocate_return_reg.
160 (output_mov_vfp): Update assert.
161 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
163 (arm_invalid_parameter_type): Remove.
164 (amr_invalid_return_type): Remove.
165 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
166 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
167 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
169 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
171 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
172 * config/aarch64/arch64-protos.h
173 (aarch64_legitimize_reload_address): Remove.
174 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
177 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
179 * configure.ac: Add ACX_NONCANONICAL_HOST.
180 * configure: Regenerate.
181 * Makefile.in: Set host_noncanonical.
183 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
186 * config/i386/i386.md (*movtf_internal): Before register allocation,
187 do not allow FP constants for CM_MEDIUM memory model, allow only
188 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
189 (*movxf_internal): Ditto.
190 (*movdf_internal): Ditto.
191 (*movsf_internal): Ditto.
193 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
195 PR rtl-optimization/67483
196 * combine.c (make_compound_operation): Don't call extract_left_shift
197 with negative shift amounts.
199 2016-05-13 Jakub Jelinek <jakub@redhat.com>
202 * fold-const.c (fold_checksum_tree): Allow modification
203 of TYPE_ALIAS_SET during folding.
205 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
206 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
207 (ix86_split_to_parts): Likewise. Fix up formatting.
209 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
211 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
212 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
215 2016-05-13 Nathan Sidwell <nathan@acm.org>
217 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
218 (nvptx_name_replacement): Delete.
219 (write_fn_proto, write_fn_proto_from_insn,
220 nvptx_output_call_insn): Remove nvptx_name_replacement call.
221 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
222 * langhooks.c (add_builtin_funcction_common): Call
223 targetm.mangle_decl_assembler_name.
225 * config/nvptx/nvptx.c (write_fn_proto): Handle
226 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
228 2016-05-13 Martin Liska <mliska@suse.cz>
230 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
231 and PRIu64 in printf format.
233 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
235 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
238 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
240 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
241 Change --param max-completely-peeled-times to
242 --param max-completely-peel-times in dump file printing.
244 2016-05-13 Richard Biener <rguenther@suse.de>
246 PR tree-optimization/42587
247 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
248 (find_bswap_or_nop_1): Likewise.
249 (bswap_replace): Likewise.
251 2016-05-13 Martin Liska <mliska@suse.cz>
253 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
254 Initialize a variable with default value.
256 2016-05-13 Martin Liska <mliska@suse.cz>
258 * doc/invoke.texi: Enhance explanation of error recovery
261 2016-05-13 Martin Liska <mliska@suse.cz>
263 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
264 (struct cost_pair): Change inv_expr_id (int) to inv_expr
266 (struct iv_inv_expr_ent): Comment struct fields.
267 (sort_iv_inv_expr_ent): New function.
268 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
269 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
270 a hash_map between iv_inv_expr_ent and number of usages.
271 (niter_for_exit): Fix coding style.
272 (tree_ssa_iv_optimize_init): Use renamed variable.
273 (determine_base_object): Fix coding style.
274 (alloc_iv): Likewise.
275 (find_interesting_uses_outside): Likewise.
276 (add_candidate_1): Likewise.
277 (add_standard_iv_candidates): Likewise.
278 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
279 (prepare_decl_rtl): Fix coding style.
280 (get_address_cost): Likewise.
281 (get_shiftadd_cost): Likewise.
282 (force_expr_to_var_cost): Likewise.
283 (compare_aff_trees): Likewise.
284 (get_expr_id): Restructure the function.
285 (get_loop_invariant_expr_id): Renamed to
286 get_loop_invariant_expr.
287 (get_computation_cost_at): Replace usage of inv_expr_id with
289 (get_computation_cost): Likewise.
290 (determine_group_iv_cost_generic): Likewise.
291 (determine_group_iv_cost_address): Likewise.
292 (iv_period): Fix coding style.
293 (iv_elimination_compare_lt): Likewise.
294 (may_eliminate_iv): Likewise.
295 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
297 (determine_group_iv_costs): Dump invariant expressions.
298 (iv_ca_recount_cost): Use the newly added hash_map.
299 (iv_ca_set_remove_invariants): Fix coding style.
300 (iv_ca_set_add_invariants): Fix coding style.
301 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
303 (iv_ca_set_cp): Likewise.
304 (iv_ca_new): Initialize the newly added hash_map and remove
305 initialization of fields.
306 (iv_ca_free): Delete the hash_map.
307 (iv_ca_dump): Dump invariant expressions.
308 (iv_ca_extend): Fix coding style.
309 (try_add_cand_for): Likewise.
310 (create_new_ivs): Dump information about # of avg iterations and
311 # of used invariant expressions.
312 (rewrite_use_compare): Fix coding style.
313 (free_loop_data): Set default value for max_inv_expr_id.
315 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
317 * cse.c (rest_of_handle_cse): Use cleanup_cfg
318 returned value cse_cfg_altered computation.
319 (rest_of_handle_cse2): Likewise.
320 (rest_of_handle_cse_after_global_opts): Likewise.
322 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
325 * config/arm/arm.c (arm32_output_mi_thunk): New.
326 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
327 to split Thumb1 vs TARGET_32BIT functionality.
328 (arm_thumb1_mi_thunk): New.
330 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
332 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
335 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
338 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
340 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
342 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
343 (expand_builtin_trap): Emit a regular call.
344 (set_builtin_user_assembler_name): Remove obsolete cases.
345 * dse.c (scan_insn): Adjust.
346 * except.c: Include calls.h.
347 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
348 emit a regular call to setjmp.
349 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
350 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
351 (emit_block_move_via_libcall): Delete.
352 (block_move_fn): Delete.
353 (init_block_move_fn): Likewise.
354 (emit_block_move_libcall_fn): Likewise.
355 (emit_block_op_via_libcall): New function.
356 (set_storage_via_libcall): Tidy up and use memset builtin.
357 (block_clear_fn): Delete.
358 (init_block_clear_fn): Likewise.
359 (clear_storage_libcall_fn): Likewise.
360 (expand_assignment): Call emit_block_move_via_libcall.
361 Do not include gt-expr.h.
362 * expr.h (emit_block_op_via_libcall): Declare.
363 (emit_block_copy_via_libcall): New inline function.
364 (emit_block_move_via_libcall): Likewise.
365 (emit_block_comp_via_libcall): Likewise.
366 (block_clear_fn): Delete.
367 (init_block_move_fn): Likewise.
368 (init_block_clear_fn): Likewise.
369 (emit_block_move_via_libcall): Likewise.
370 (set_storage_via_libcall): Add default parameter value.
371 * libfuncs.h (enum libfunc_index): Remove obsolete values.
372 (abort_libfunc): Delete.
373 (memcpy_libfunc): Likewise.
374 (memmove_libfunc): Likewise.
375 (memcmp_libfunc): Likewise.
376 (memset_libfunc): Likewise.
377 (setbits_libfunc): Likewise.
378 (setjmp_libfunc): Likewise.
379 (longjmp_libfunc): Likewise.
380 (profile_function_entry_libfunc): Likewise.
381 (profile_function_exit_libfunc): Likewise.
382 (gcov_flush_libfunc): Likewise.
383 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
384 and DECL_VISIBILITY on the declaration.
385 (init_optabs): Do not initialize obsolete libfuncs.
386 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
387 * tree-core.h (ECF_RET1): Define.
388 (ECF_TM_PURE): Adjust.
389 (ECF_TM_BUILTIN): Likewise.
390 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
391 (build_common_builtin_nodes): Initialize abort builtin.
392 Add ECF_RET1 on memcpy, memmove and memset builtins.
393 Pass final flags for alloca and alloca_with_align builtins.
394 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
396 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
397 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
398 set_storage_via_libcall and call emit_block_copy_via_libcall.
400 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/i386.md (*call_got_x32): Change operand 0 to
403 DImode before it is passed to ix86_output_call_operand.
404 (*call_value_got_x32): Ditto for operand 1.
406 2016-05-12 Jiong Wang <jiong.wang@arm.com>
408 PR rtl-optimization/70904
409 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
410 reload for wide mode.
412 2016-05-12 Marek Polacek <polacek@redhat.com>
415 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
416 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
417 * langhooks.h (incomplete_type_error): Likewise.
418 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
419 parameter, pass it down to incomplete_type_error.
420 * tree.h (size_in_bytes): New inline overload.
421 (size_in_bytes_loc): Renamed from size_in_bytes.
423 2016-05-12 Richard Biener <rguenther@suse.de>
425 PR tree-optimization/71059
426 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
427 nary before looking up or entering the expression into the VN
429 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
430 Make sure to re-use NARYs without result as inserted by
433 2016-05-12 Richard Biener <rguenther@suse.de>
435 PR tree-optimization/71062
436 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
438 * tree-ssa-structalias.c (set_uids_in_ptset): Set
439 vars_contains_restrict if the var is a restrict tag.
440 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
441 do not disambiguate pointers against it.
442 (dump_points_to_solution): Re-structure and adjust for new
443 vars_contains_restrict flag.
444 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
446 2016-05-12 Martin Liska <mliska@suse.cz>
448 * doc/invoke.texi: Explain connection between
449 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
451 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
453 PR tree-optimization/71006
454 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
455 consider COND_EXPR as a mask producer.
457 2016-05-12 Marek Polacek <polacek@redhat.com>
460 * opts.c (common_handle_option): Detect missing argument for --help^.
462 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
465 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
466 when popping the PC and within an interrupt handler routine.
467 Add missing tab to output of "ldmfd".
468 (output_return_instruction): Output LDMFD with SP update rather
469 than POP when returning from interrupt handler.
471 2016-05-12 Jakub Jelinek <jakub@redhat.com>
473 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
474 TARGET_64BIT && TARGET_AVX512DQ.
475 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
476 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
477 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
478 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
479 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
480 (*vec_extractv4si_zext): Add avx512dq alternative.
481 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
482 use v instead of x constraint in other alternatives where possible.
484 * config/i386/sse.md (sse2_loadld): Use v instead of x
485 constraint in alternatives 0,1,4.
487 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
488 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
489 v constraints instead of x and <pinsr_evex_isa> isa attribute.
492 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
493 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
494 is not emitted unless TARGET_AVX512BW.
495 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
496 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
497 for the result operand.
499 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
500 constraint instead of x in avx alternatives. Use maybe_evex instead
503 * config/i386/constraints.md (Yv): New constraint.
504 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
505 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
506 * config/i386/i386.md (avx512fvecmode): New mode attr.
507 (*pushtf): Use v constraint instead of x.
508 (*movtf_internal): Likewise. For TARGET_AVX512VL and
509 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
510 (*absneg<mode>2): Use Yv constraint instead of x constraint.
511 (*absnegtf2_sse): Likewise.
512 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
513 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
514 avx512f alternatives.
515 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
517 2016-05-12 Richard Biener <rguenther@suse.de>
519 PR tree-optimization/71060
520 * tree-data-ref.c (initialize_data_dependence_relation): Do not
521 require exact match of DR_BASE_OBJECT but only matching address and
524 2016-05-12 Richard Biener <rguenther@suse.de>
526 PR tree-optimization/70986
527 * cfganal.c: Include cfgloop.h.
528 (dfs_find_deadend): Prefer to take edges exiting loops.
530 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
532 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
533 compile and run time.
535 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
538 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
540 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/i386.c (legitimize_pic_address): Use
543 copy_to_suggested_reg instead of gen_movsi.
545 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
547 * config/rs6000/predicates.md (quad_memory_operand): Move most of
548 the code into quad_address_p and call it to share code with
549 vsx_quad_dform_memory_operand.
550 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
552 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
553 bit instead of being a separate word. Split -mpower9-dform into
554 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
555 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
556 for the register class supporting 128-bit quad word memory offsets.
557 (mode_supports_vsx_dform_quad): Helper function to return if the
558 register class uses quad word memory offsets.
559 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
560 (rs6000_debug_reg_global): Always print if we are using LRA or not.
561 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
562 instructions are enabled, set up the appropriate addr_masks for
564 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
565 -mpower9-dform-scalar, instead of -mpower9-dform.
566 (rs6000_option_override_internal): Split -mpower9-dform into two
567 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
568 -mpower9-dform switch sets or clears both. If we are not using
569 the LRA register allocator, do not enable -mpower9-dform-vector by
570 default. If we are using LRA, enable -mpower9-dform-vector and
571 -mvsx-timode if it is appropriate. Issue a warning if either
572 -mpower9-dform-vector or -mvsx-timode are explicitly used without
574 (quad_address_offset_p): New helper function to return if the
575 offset is legal for quad word memory instructions.
576 (quad_address_p): New function to determin if GPR or vector
577 register quad word memory addresses are legal.
578 (mem_operand_gpr): Validate quad word address offsets.
579 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
580 d-form (register + offset) instructions.
581 (offsettable_ok_by_alignment): Likewise.
582 (rs6000_legitimate_offset_address_p): Likewise.
583 (legitimate_lo_sum_address_p): Likewise.
584 (rs6000_legitimize_address): Likewise.
585 (rs6000_legitimize_reload_address): Add more debug statements for
587 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
589 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
590 d-form instructions. Distinguish different cases in debug
591 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
593 (rs6000_preferred_reload_class): Likewise.
594 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
595 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
596 of the ISA 2.06 indexed memory instructions.
597 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
598 use them to save/restore the saved vector registers instead of
599 using Altivec instructions.
600 (rs6000_emit_epilogue): Likewise.
601 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
602 (rs6000_opt_masks): Split -mpower9-dform into
603 -mpower9-dform-scalar and -mpower9-dform-vector.
604 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
606 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
607 ISA 3.0 vector indexed memory instructions, and fold the code into
608 the normal mov<mode> patterns.
609 (p9_vecstore_<mode>): Likewise.
610 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
612 (vsx_movti_64bit): Likewise.
613 (vsx_movti_32bit): Likewise.
614 * config/rs6000/constraints.md (wO constraint): New constraint for
615 ISA 3.0 vector d-form support.
616 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
617 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
618 include -mpower9-dform-vector until we switch over to LRA.
619 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
620 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
621 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
622 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
623 for -mpower9-dform and -mlra.
624 * doc/md.texi (wO constraint): Document wO constraint.
626 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
628 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
629 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
630 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
631 Move handling of non-insn arguments inline into the sole user:
632 (output_trans_func): ...here.
633 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
634 in emitted function prototype.
635 (output_internal_insn_latency_func): Ditto. Simplify.
636 (output_internal_maximal_insn_latency_func): Ditto. Delete
637 always-unused argument.
638 (output_insn_latency_func): Ditto.
639 (output_maximal_insn_latency_func): Ditto.
641 2016-05-11 Richard Biener <rguenther@suse.de>
643 PR tree-optimization/71055
644 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
645 sth with precision not equal to access size verify we don't chop
648 2016-05-11 Richard Biener <rguenther@suse.de>
651 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
652 (dwarf2out_finish): Move retry_incomplete_types call ...
653 (dwarf2out_early_finish): ... here.
655 2016-05-11 Richard Biener <rguenther@suse.de>
658 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
659 if the langhook insists on it.
660 * fold-const.c (make_bit_field_ref): Add arg for the original
661 reference and preserve its alias-set.
662 (decode_field_reference): Take exp by reference and adjust it
663 to the original memory reference.
664 (optimize_bit_field_compare): Adjust callers.
665 (fold_truth_andor_1): Likewise.
666 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
668 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
671 * cfgrtl.h (delete_insn_and_edges): Now return bool.
672 * cfgrtl.c (delete_insn_and_edges): Likewise.
673 * config/i386/i386.c (convert_scalars_to_vector): Remove
675 * cse.c (cse_insn): Compute cse_cfg_altered.
676 (delete_trivially_dead_insns): Likewise.
677 (cse_cc_succs): Likewise.
678 (rest_of_handle_cse): Free dominance info if required.
679 (rest_of_handle_cse2): Likewise.
680 (rest_of_handle_cse_after_global_opts): Likewise.
682 2016-05-11 Alan Modra <amodra@gmail.com>
684 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
685 abi_v4_pass_in_fpr): New functions.
686 (rs6000_function_arg_boundary): Exclude complex IBM long double
687 from 64-bit alignment when ABI_V4.
688 (rs6000_function_arg, rs6000_function_arg_advance_1,
689 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
691 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
693 PR rtl-optimization/71028
694 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
695 jump with just a return in the fallthrough block if the branch
696 block contains just a return as well.
698 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
700 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
701 * match.pd ((X & Y) ^ Y): ... this.
702 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
703 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
705 2016-05-10 David Malcolm <dmalcolm@redhat.com>
707 * read-md.c (require_char_ws): New function.
708 (read_string): Simplify using require_char_ws.
709 (handle_constants): Likewise.
710 (handle_enum): Likewise.
711 (handle_file): Likewise.
712 * read-md.h (require_char_ws): New declaration.
713 * read-rtl.c (read_conditions): Simplify using require_char_ws.
714 (read_mapping): Likewise.
715 (read_rtx_code): Likewise.
716 (read_nested_rtx): Likewise.
718 2016-05-10 James Norris <jnorris@codesourcery.com>
720 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
721 if offloading is enabled and -fopenacc or -fopenmp is specified.
722 (CRTOFFLOADEND): Likewise.
723 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
724 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
726 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
729 gotoff_operand code paths. Use copy_to_suggested_regs and
730 expand_simple_binop where appropriate. Cleanup.
732 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
735 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
737 (dimode_scalar_chain::vector_const_cost): New.
738 (dimode_scalar_chain::compute_convert_gain): Handle constants.
739 (dimode_scalar_chain::convert_op): Likewise.
740 (dimode_scalar_chain::convert_insn): Likewise.
742 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
744 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
745 unary operation, not a binary one.
747 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
750 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
751 calls with type casted fndecl.
753 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
755 PR tree-optimization/70786
756 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
757 * gcc/calls.c (initialize_argument_information): Bind bounds
758 with corresponding args passed by reference.
760 2016-05-10 Jakub Jelinek <jakub@redhat.com>
763 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
764 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
765 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
768 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
771 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
772 code for a zero scale factor.
773 (vsx_xvcvdpuxds_scale): Likewise.
775 2016-05-10 David Malcolm <dmalcolm@redhat.com>
777 * diagnostic-show-locus.c (layout::layout): Call show_ruler
778 if show_ruler_p was set on the context.
779 (layout::show_ruler): New method.
780 * diagnostic.h (struct diagnostic_context): Add field
783 2016-05-10 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/71039
786 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
787 (chk_uses): New function.
788 (propagate_with_phi): Verify we can safely replicate the lhs of an
789 aggregate assignment on all incoming edges.
791 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
793 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
795 (rx_atomic_sequence): New class.
796 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
797 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
799 (rx_atomic_sequence::rx_atomic_sequence,
800 rx_atomic_sequence::~rx_atomic_sequence): New functions.
801 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
802 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
803 CTRLREG_INTB): New constants.
804 (FETCHOP): New code iterator.
805 (fethcop_name, fetchop_name2): New iterator code attributes.
806 (QIHI): New mode iterator.
807 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
808 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
809 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
811 2016-05-10 Martin Liska <mliska@suse.cz>
813 * tree-inline.c (remap_dependence_clique): Do not remap
814 debugging statements.
816 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
818 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
819 ("*fixuns_truncdfdi2_z13")
820 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
821 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
822 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
824 2016-05-10 Richard Biener <rguenther@suse.de>
826 PR tree-optimization/70497
827 PR tree-optimization/28367
828 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
830 (visit_reference_op_load): ... here.
831 (vn_reference_lookup_3): Use it to handle subreg-like accesses
832 with simplified BIT_FIELD_REFs.
833 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
834 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
837 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
839 * dwarf2out.c (add_abstract_origin_attribute): Adjust
840 documentation comment. For BLOCK nodes, add a
841 DW_AT_abstract_origin attribute that points to the DIE generated
842 for the origin BLOCK.
843 (gen_lexical_block_die): Call add_abstract_origin_attribute for
844 blocks from inlined functions.
846 2016-05-10 Alan Modra <amodra@gmail.com>
849 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
850 regrename modifying insns saving lr before __morestack call.
851 * config/rs6000/rs6000.md (split_stack_return): Similarly for
852 insns restoring lr after __morestack call.
854 2016-05-09 Jakub Jelinek <jakub@redhat.com>
856 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
857 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
859 * config/i386/sse.md (vec_interleave_high<mode>,
860 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
861 <avx512>_vpermt2var<mode>3_maskz): Likewise.
863 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
865 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
866 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
867 parallel reassociation for power8 and forward.
869 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.md (absneg splitters with general regs): Use
872 general_reg_operand predicate.
873 (btsq peephole2): Use x86_64_immediate_operand to check if new
874 value is suitable for immediate operand. Generate emitted insn
875 using RTL expressions.
876 (btcq peephole2): Ditto.
877 (btrq peephole2): Ditto. Generate correct immediate operand
880 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
882 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
885 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
887 * tree-affine.c (wide_int_constant_multiple_p): Add missing
890 2016-05-09 Richard Biener <rguenther@suse.de>
892 PR tree-optimization/70985
893 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
894 op0 isn't a gimple register.
896 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
898 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
899 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
900 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
901 (i6400_fpu_mult): New cpu units.
902 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
903 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
904 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
905 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
906 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
907 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
908 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
909 (i6400_msa_long_float4, i6400_msa_long_float5)
910 (i6400_msa_long_float8, i6400_msa_fdiv_df)
911 (i6400_msa_fdiv_sf): New reservations.
912 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
913 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
914 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
915 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
916 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
917 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
918 (msa_short_cmp, msa_short_float2, msa_short_logic3)
919 (msa_short_store4, msa_long_load, msa_short_store)
920 (msa_long_logic, msa_long_float2, msa_long_float4)
921 (msa_long_float5, msa_long_float8, msa_long_mult)
922 (msa_long_fdiv, msa_long_div): New reservations.
924 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
925 Sameera Deshpande <sameera.deshpande@imgtec.com>
926 Matthew Fortune <matthew.fortune@imgtec.com>
927 Graham Stott <graham.stott@imgtec.com>
928 Chao-ying Fu <chao-ying.fu@imgtec.com>
930 * config.gcc: Add MSA header file for mips*-*-* target.
931 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
932 (Ubv8i, Urv8): New constraints.
933 * config/mips/mips-ftypes.def: Add function types for MSA
935 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
936 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
937 * config/mips/mips-msa.md: New file.
938 * config/mips/mips-protos.h
939 (mips_split_128bit_const_insns): New prototype.
940 (mips_msa_idiv_insns): Likewise.
941 (mips_split_128bit_move): Likewise.
942 (mips_split_128bit_move_p): Likewise.
943 (mips_split_msa_copy_d): Likewise.
944 (mips_split_msa_insert_d): Likewise.
945 (mips_split_msa_fill_d): Likewise.
946 (mips_expand_msa_branch): Likewise.
947 (mips_const_vector_same_val_p): Likewise.
948 (mips_const_vector_same_bytes_p): Likewise.
949 (mips_const_vector_same_int_p): Likewise.
950 (mips_const_vector_shuffle_set_p): Likewise.
951 (mips_const_vector_bitimm_set_p): Likewise.
952 (mips_const_vector_bitimm_clr_p): Likewise.
953 (mips_msa_vec_parallel_const_half): Likewise.
954 (mips_msa_output_division): Likewise.
955 (mips_ldst_scaled_shift): Likewise.
956 (mips_expand_vec_cond_expr): Likewise.
957 * config/mips/mips.c (enum mips_builtin_type): Add
958 MIPS_BUILTIN_MSA_TEST_BRANCH.
959 (mips_gen_const_int_vector_shuffle): New prototype.
960 (mips_const_vector_bitimm_set_p): New function.
961 (mips_const_vector_bitimm_clr_p): Likewise.
962 (mips_const_vector_same_val_p): Likewise.
963 (mips_const_vector_same_bytes_p): Likewise.
964 (mips_const_vector_same_int_p): Likewise.
965 (mips_const_vector_shuffle_set_p): Likewise.
966 (mips_symbol_insns): Forbid loading symbols via immediate for
968 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
970 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
972 (mips_lx_address_p): Add support load indexed address for MSA.
973 (mips_address_insns): Add calculation of instructions needed for
974 stores and loads for MSA.
975 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
976 CONST_VECTOR for MSA and let it fall through.
977 (mips_ldst_scaled_shift): New function.
978 (mips_subword_at_byte): Likewise.
979 (mips_msa_idiv_insns): Likewise.
980 (mips_legitimize_move): Validate MSA moves.
981 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
982 calculation of costs for MSA division.
983 (mips_split_move_p): Check if MSA moves need splitting.
984 (mips_split_move): Split MSA moves if necessary.
985 (mips_split_128bit_move_p): New function.
986 (mips_split_128bit_move): Likewise.
987 (mips_split_msa_copy_d): Likewise.
988 (mips_split_msa_insert_d): Likewise.
989 (mips_split_msa_fill_d): Likewise.
990 (mips_output_move): Handle MSA moves.
991 (mips_expand_msa_branch): New function.
992 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
993 Reinstate 'y' modifier.
994 (mips_file_start): Add MSA .gnu_attribute.
995 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
997 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
998 (mips_class_max_nregs): Add register size for MSA supported mode.
999 (mips_cannot_change_mode_class): Allow conversion between MSA
1000 vector modes and TImode.
1001 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1003 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1004 (mips_preferred_simd_mode): Add preffered modes for MSA.
1005 (mips_vector_mode_supported_p): Add MSA supported modes.
1006 (mips_autovectorize_vector_sizes): New function.
1007 (mips_msa_output_division): Likewise.
1008 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1009 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1010 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1011 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1012 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1013 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1014 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1015 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1016 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1017 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1018 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1019 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1020 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1021 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1022 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1023 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1024 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1025 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1026 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1027 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1028 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1029 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1030 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1031 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1032 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1033 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1034 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1035 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1036 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1037 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1038 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1039 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1040 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1041 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1042 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1043 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1044 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1045 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1046 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1047 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1048 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1049 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1050 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1051 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1052 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1053 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1054 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1055 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1056 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1057 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1058 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1059 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1060 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1061 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1062 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1063 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1064 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1065 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1066 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1067 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1068 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1069 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1070 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1071 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1072 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1073 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1074 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1075 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1076 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1077 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1078 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1079 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1080 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1081 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1082 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1083 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1084 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1085 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1086 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1087 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1088 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1089 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1090 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1091 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1092 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1093 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1094 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1095 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1096 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1097 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1098 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1099 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1100 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1101 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1102 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1103 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1104 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1105 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1106 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1107 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1108 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1109 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1110 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1111 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1112 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1113 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1114 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1115 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1116 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1117 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1118 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1119 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1120 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1121 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1122 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1123 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1124 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1125 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1126 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1127 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1128 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1129 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1130 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1131 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1132 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1133 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1134 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1135 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1136 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1137 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1138 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1139 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1140 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1141 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1142 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1143 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1144 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1145 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1146 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1147 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1148 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1149 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1150 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1151 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1152 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1153 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1154 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1155 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1156 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1157 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1158 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1160 (mips_get_builtin_decl_index): New array.
1161 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1162 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1163 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1164 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1165 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1167 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1169 (mips_expand_builtin_insn): Prepare operands for
1170 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1171 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1172 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1173 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1174 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1175 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1176 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1177 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1178 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1179 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1180 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1181 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1182 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1183 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1184 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1185 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1186 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1187 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1188 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1189 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1190 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1191 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1192 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1193 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1194 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1195 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1196 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1197 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1198 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1199 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1200 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1201 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1202 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1203 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1204 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1205 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1206 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1207 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1208 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1209 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1210 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1211 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1212 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1213 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1214 These are set implicitly and an error is reported if overridden.
1215 (mips_expand_builtin_msa_test_branch): New function.
1216 (mips_expand_msa_shuffle): Likewise.
1217 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1218 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1219 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1220 (mips_expand_vec_unpack): Add support for MSA.
1221 (mips_expand_vector_init): Likewise.
1222 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1223 instead of const0_rtx.
1224 (mips_msa_vec_parallel_const_half): New function.
1225 (mips_gen_const_int_vector): Likewise.
1226 (mips_gen_const_int_vector_shuffle): Likewise.
1227 (mips_expand_msa_cmp): Likewise.
1228 (mips_expand_vec_cond_expr): Likewise.
1229 * config/mips/mips.h
1230 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1231 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1233 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1234 (ISA_HAS_MSA): New macro.
1235 (UNITS_PER_MSA_REG): Likewise.
1236 (BITS_PER_MSA_REG): Likewise.
1237 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1238 (MSA_REG_FIRST): New macro.
1239 (MSA_REG_LAST): Likewise.
1240 (MSA_REG_NUM): Likewise.
1241 (MSA_REG_P): Likewise.
1242 (MSA_REG_RTX_P): Likewise.
1243 (MSA_SUPPORTED_MODE_P): Likewise.
1244 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1245 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1246 * config/mips/mips.md: Include mips-msa.md.
1247 (alu_type): Add simd_add.
1248 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1249 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1250 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1251 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1252 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1253 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1254 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1255 simd_move, simd_load, simd_store. Choose "multi" for moves
1257 (qword_mode): New attribute.
1258 (insn_count): Add instruction count for quad moves.
1259 Increase the count for MIPS SIMD division.
1260 (UNITMODE): Add UNITMODEs for vector types.
1261 (addsub): New code iterator.
1262 * config/mips/mips.opt (mmsa): New option.
1263 * config/mips/msa.h: New file.
1264 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1266 * config/mips/mti-linux.h: Likewise.
1267 * config/mips/predicates.md
1268 (const_msa_branch_operand): New constraint.
1269 (const_uimm3_operand): Likewise.
1270 (const_uimm4_operand): Likewise.
1271 (const_uimm5_operand): Likewise.
1272 (const_uimm8_operand): Likewise.
1273 (const_imm5_operand): Likewise.
1274 (aq10b_operand): Likewise.
1275 (aq10h_operand): Likewise.
1276 (aq10w_operand): Likewise.
1277 (aq10d_operand): Likewise.
1278 (const_m1_operand): Likewise.
1279 (reg_or_m1_operand): Likewise.
1280 (const_exp_2_operand): Likewise.
1281 (const_exp_4_operand): Likewise.
1282 (const_exp_8_operand): Likewise.
1283 (const_exp_16_operand): Likewise.
1284 (const_vector_same_val_operand): Likewise.
1285 (const_vector_same_simm5_operand): Likewise.
1286 (const_vector_same_uimm5_operand): Likewise.
1287 (const_vector_same_uimm6_operand): Likewise.
1288 (const_vector_same_uimm8_operand): Likewise.
1289 (par_const_vector_shf_set_operand): Likewise.
1290 (reg_or_vector_same_val_operand): Likewise.
1291 (reg_or_vector_same_simm5_operand): Likewise.
1292 (reg_or_vector_same_uimm6_operand): Likewise.
1293 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1295 * doc/invoke.texi (-mmsa): Document new option.
1297 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1299 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1300 * configure: Regenerate.
1301 * config.in: Regenerate.
1302 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1304 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1305 (ENDFILE_VTV_SPEC): Define.
1307 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1309 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1310 registers in all interrupt handlers if necessary.
1311 (rl78_option_override): Add warning.
1312 (MUST_SAVE_MDUC_REGISTERS): New macro.
1313 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1314 * config/rl78/rl78.c (check_mduc_usage): New function.
1315 (mduc_regs): New structure to hold MDUC register data.
1316 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1317 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1318 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1319 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1320 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1321 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1323 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1325 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1326 (tree-ssa-loop-niter.h): Ditto.
1327 (idx_within_array_bound, ref_within_array_bound): New functions.
1328 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1329 Factor out check on writable base object to ...
1330 (base_object_writable): ... here.
1332 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1334 * config/arm/arm.md (probe_stack): Add modes to set source
1337 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1339 * regrename.c (base_reg_class_for_rename): New static function.
1340 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1342 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1344 * cgraph.c (thunk_adjust): Export.
1345 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1346 * cgraphunit.c (thunk_adjust): Export.
1347 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1349 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1351 * tree-inline.c (expand_call_inline): Expand thunks inline.
1353 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1357 (*sse2_vd_cvtss2sd): Ditto.
1358 * config/i386/i386.md
1359 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1360 Generate *sse2_vd_cvtsd2ss pattern.
1361 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1362 Generate *sse2_vd_cvtss2sd pattern.
1364 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1366 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1367 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1370 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1372 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1373 * config/sh/sh.c: Define and declare variables on first use throughout
1375 (current_function_interrupt): Change to bool type.
1376 (frame_insn): Rename to emit_frame_insn and update users.
1377 (push_regs): Use bool for 'interrupt_handler' argument.
1378 (save_schedule_s): Remove.
1379 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1380 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1381 targetm.asm_out.unaligned_op.di.
1382 (gen_far_branch): Remove redundant forward declaration.
1383 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1384 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1385 (sh_set_return_address, sh_function_ok_for_sibcall,
1386 scavenge_reg): Update comments.
1387 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1388 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1389 (sh_attr_renesas_p): Remove unnecessary parentheses.
1390 (branch_dest): Simplify.
1391 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1392 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1393 (CUMULATIVE_ARGS): Change macro to typedef.
1394 (current_function_interrupt): Change to bool type.
1395 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1396 Surround with __cplusplus ifdef.
1397 (sh_compare_op0, sh_compare_op1): Remove.
1398 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1400 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1402 * config/arm/arm.md: (arch): Add neon.
1403 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1404 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1405 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1406 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1407 attributes for alt renumbering. Mark alt 3 as non-predicable.
1408 (thumb2_movdf_vfp): Likewise.
1410 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1412 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1413 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1414 (*andqi_1): Add preferred_for_speed attribute to disparage
1415 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1416 (*<code>qi_1): Ditto.
1417 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1418 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1419 (*ashlqi3_1): Ditto.
1420 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1421 Add preferred_for_size attribute to disparage alternative 0 and
1422 preferred_for_speed attribute to disparage alternative 1 for
1423 TARGET_PARTIAL_REG_STALL targets.
1425 2016-05-07 Tom de Vries <tom@codesourcery.com>
1427 PR tree-optimization/70956
1428 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1431 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1433 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1434 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1435 * config/sh/sh.md (branch_zero): Remove define_attr.
1436 (define_delay): Disable delay slot if branch distance is one insn.
1438 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/i386.md (LEAMODE): New mode attribute.
1441 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1442 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1443 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1444 operand 2 predicate.
1445 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1446 (*lea<mode>_general_3): Ditto.
1447 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1449 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1451 * genmddump.c (main): Convert argv from char ** to const char **.
1453 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1455 * coretypes.h (OVERRIDE): New macro.
1458 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1460 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1461 allow coalescing if the types are compatible.
1463 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1465 * pass_manager.h (pass_manager::register_pass_name): New method.
1466 (pass_manager::get_pass_by_name): New method.
1467 (pass_manager::create_pass_tab): New method.
1468 (pass_manager::m_name_to_pass_map): New field.
1469 * passes.c (name_to_pass_map): Delete global in favor of field
1470 "m_name_to_pass_map" of pass_manager.
1471 (register_pass_name): Rename from a function to...
1472 (pass_manager::register_pass_name): ...this method, updating
1473 for renaming of global "name_to_pass_map" to field
1474 "m_name_to_pass_map".
1475 (create_pass_tab): Rename from a function to...
1476 (pass_manager::create_pass_tab): ...this method, updating
1477 for renaming of global "name_to_pass_map" to field.
1478 (get_pass_by_name): Rename from a function to...
1479 (pass_manager::get_pass_by_name): ...this method.
1480 (enable_disable_pass): Convert use of get_pass_by_name to
1481 a method call, locating the pass_manager singleton.
1483 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1485 * genattr-common.c (main): Convert argv from char ** to const char **.
1486 * genattr.c (main): Likewise.
1487 * genattrtab.c (main): Likewise.
1488 * genautomata.c (initiate_automaton_gen): Likewise.
1490 * gencodes.c (main): Likewise.
1491 * genconditions.c (main): Likewise.
1492 * genconfig.c (main): Likewise.
1493 * genconstants.c (main): Likewise.
1494 * genemit.c (main): Likewise.
1495 * genenums.c (main): Likewise.
1496 * genextract.c (main): Likewise.
1497 * genflags.c (main): Likewise.
1498 * genmddeps.c (main): Likewise.
1499 * genopinit.c (main): Likewise.
1500 * genoutput.c (main): Likewise.
1501 * genpeep.c (main): Likewise.
1502 * genpreds.c (main): Likewise.
1503 * genrecog.c (main): Likewise.
1504 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1505 (init_rtx_reader_args): Likewise.
1506 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1507 (init_rtx_reader_args): Likewise.
1508 * gentarget-def.c (main): Likewise.
1509 * read-md.c (read_md_files): Likewise.
1510 * read-md.h (read_md_files): Likewise.
1512 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1515 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1516 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1517 Remove unused predicate.
1518 (register_and_not_fp_reg_operand): Ditto.
1520 2016-05-06 Martin Liska <mliska@suse.cz>
1522 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1523 instead of vec as the vector is local to the function.
1525 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1527 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1528 avx512bw alternative.
1530 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1531 before the ashr<mode>3 pattern.
1533 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1534 v instead of x in vex or maybe_vex alternatives, use
1535 maybe_evex instead of vex in prefix.
1537 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1538 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1539 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1540 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1543 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1544 v instead of x in vex or maybe_vex alternatives, use
1545 maybe_evex instead of vex in prefix.
1547 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1548 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1549 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1550 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1551 alternatives, use maybe_evex instead of vex in prefix.
1553 * config/i386/sse.md (vec_interleave_lowv4sf,
1554 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1555 v instead of x in vex or maybe_vex alternatives, use
1556 maybe_evex instead of vex in prefix.
1558 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1559 v instead of x in vex or maybe_vex alternatives, use
1560 maybe_evex instead of vex in prefix.
1562 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1563 v constraint instead of x.
1565 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1567 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1568 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1571 2016-05-06 Richard Biener <rguenther@suse.de>
1573 PR tree-optimization/70948
1574 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1575 Properly clobber all fields of va_list for __builtin_va_start.
1577 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1580 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1581 loop latch destination.
1583 2016-05-06 Martin Liska <mliska@suse.cz>
1585 * tree-ssa-uninit.c: Apply manual changes
1586 to the GNU coding style.
1587 (prune_uninit_phi_opnds): Rename from
1588 prune_uninit_phi_opnds_in_unrealizable_paths.
1590 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1592 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1593 mspace): Remove deprecated options.
1594 * doc/invoke.texi (SH options): Remove -mspace.
1596 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1598 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1600 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1602 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1603 corresponding combine split pattern.
1605 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1608 * config/sh/predicates.md (long_displacement_mem_operand): New.
1609 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1610 Add movi20, movi20s alternatives. Adjust length attribute for
1612 (movsi_ie): Allow for any FPU. Adjust length attribute for
1614 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1615 attribute for alternatives.
1616 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1617 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1618 length attribute for alternatives.
1620 2016-05-06 Richard Biener <rguenther@suse.de>
1622 PR tree-optimization/70960
1623 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1625 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1628 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1629 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1631 2016-05-06 Marek Polacek <polacek@redhat.com>
1634 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1636 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1639 * config/sh/sh.md (*rotcr): Add another variant.
1641 2016-05-06 Richard Biener <rguenther@suse.de>
1644 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1646 2016-05-06 Richard Biener <rguenther@suse.de>
1649 * fold-const.c (split_tree): Always convert to the original type
1652 2016-05-06 Richard Biener <rguenther@suse.de>
1654 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1655 (fwprop_addr): Likewise.
1657 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1662 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1663 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1664 the splitter condition.
1665 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1666 the splitter condition.
1667 (FP float_extend load splitter): Ditto.
1669 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1671 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1672 to REGNO in all peephole2 patterns.
1673 (post-reload splitters): Change true_regnum to REGNO in
1674 post-reload splitters.
1675 (zero_extend splitters): Use general_reg_operand and
1676 nonimmediate_gr_operand predicates.
1678 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1680 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1681 v constraint instead of x.
1683 2016-05-05 Alan Modra <amodra@gmail.com>
1686 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1687 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1688 TARGET_NO_FP_IN_TOC for -mrelocatable.
1689 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1690 TARGET_RELOCATABLE test.
1691 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1692 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1693 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1694 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1695 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1696 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1697 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1698 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1699 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1700 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1702 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1703 (rs6000_stack_info): Likewise.
1704 (rs6000_elf_asm_out_constructor): Likewise.
1705 (rs6000_elf_asm_out_destructor): Likewise.
1706 (rs6000_elf_declare_function_name): Likewise.
1707 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1708 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1711 2016-05-05 Alan Modra <amodra@gmail.com>
1713 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1715 2016-05-05 Alan Modra <amodra@gmail.com>
1717 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1718 out-of-line gpr restore for one or two regs if that would add
1721 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1724 * config/i386/i386.md
1725 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1726 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1727 as operand 0 predicate.
1728 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1730 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1731 Ditto. Emit the pattern using RTX.
1733 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1734 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1735 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1736 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1738 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1739 sse_reg_operand as operand 0 predicate.
1741 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1742 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1743 instead of gen_rtx_REG.
1744 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1747 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1749 * function.c (emit_use_return_register_into_block): Delete.
1750 (gen_return_pattern): Delete.
1751 (emit_return_into_block): Delete.
1752 (active_insn_between): Delete.
1753 (convert_jumps_to_returns): Delete.
1754 (emit_return_for_exit): Delete.
1755 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1756 simple_return for shrink-wrapped blocks.
1757 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1758 end of blocks that need one.
1759 (get_unconverted_simple_return): Delete.
1760 (convert_to_simple_return): Delete.
1761 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1762 (convert_to_simple_return): Ditto.
1764 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1766 * cfgcleanup.c (bb_is_just_return): New function.
1767 (try_optimize_cfg): Simplify jumps to return, branches to return,
1768 and branches around return.
1770 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1772 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1775 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1779 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1780 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1781 assert flags & OEP_HASH_CHECK, instead of asserting it
1782 never happens. Handle TARGET_EXPR.
1783 * fold-const.c (operand_equal_p): For hash verification,
1784 or in OEP_HASH_CHECK into flags.
1786 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1788 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1790 (compute_samebase_partition_bases): Fix typo.
1792 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1794 * config/i386/sse.md (vec_interleave_highv8sf,
1795 vec_interleave_lowv8sf, vec_interleave_highv4df,
1796 vec_interleave_lowv4df): Remove constraints from expanders.
1798 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1800 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1802 * tree-inline.c (expand_call_inline): Fix path dealing with
1803 making lhs of call statement undefined.
1805 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1807 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1808 Check availability on NODE, too.
1809 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1810 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1811 (varpool_node::call_for_symbol_and_aliase): Likewise.
1812 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1813 (propagate_pure_const): Propagate across interposable functions, too.
1814 (skip_function_for_local_pure_const): Do not skip interposable bodies
1816 (pass_local_pure_const::execute): Update.
1818 2016-05-04 Marek Polacek <polacek@redhat.com>
1820 * doc/invoke.texi: Document -Wdangling-else.
1822 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1824 * config.gcc: Error out when conflicting multilib is detected. Do not
1825 loop over multilibs since no combination is legal.
1827 2016-05-04 Alan Modra <amodra@gmail.com>
1829 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1830 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1831 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1834 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1836 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1837 Clean up p5600 comments.
1839 2016-05-04 Richard Biener <rguenther@suse.de>
1841 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1842 constructor simplifications.
1843 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1845 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1847 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1848 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1849 result.set_rtx is null instead of aborting.
1850 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1852 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1853 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1854 *mov<mode>_store_postinc): New patterns.
1856 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1858 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1859 as commutative. Check both conversions are NOP.
1860 ((A & B) OP (C & B)): Remove.
1862 2016-05-04 Alan Modra <amodra@gmail.com>
1864 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1866 2016-05-04 Alan Modra <amodra@gmail.com>
1869 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1870 when cr2,3,4 are all fixed regs.
1872 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1874 PR rtl-optimization/57193
1875 * opts.c (default_options_table): Revert OPT_frename_registers change.
1876 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1878 2016-05-03 Martin Sebor <msebor@redhat.com>
1881 * builtins.c (fold_builtin_FILE): New function.
1882 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1883 (fold_builtin_0): Call them.
1884 * gimplify.c (gimplify_call_expr): Remove the handling of
1885 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1888 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1889 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1893 * doc/extend.texi (Function Names as Strings): Update __func__,
1894 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1897 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1898 Richard Biener <rguenther@suse.de>
1900 PR tree-optimization/70916
1901 * tree-if-conv.c: Include cfganal.h.
1902 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1903 and remove_fake_exit_edges around the optimization pass.
1905 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1907 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1908 (cgraph_edge::make_direct): Likewise.
1909 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1910 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1911 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1912 (CIF_THUNK): New code.
1913 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1914 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1915 (compute_inline_parameters): Set inline_failed for thunks.
1916 (inline_analyze_function): Cleanup.
1917 * ipa-inline.c (can_inline_edge_p): Do not deal with
1918 call_stmt_cannot_inline_p.
1919 (can_early_inline_edge_p): Likewise.
1920 (early_inliner): Initialize inline_failed.
1921 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1923 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1925 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1926 from nonimm_ssenomem_operand.
1927 (nonimm_ssenomem_operand): New predicate.
1928 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1929 as operand 0 predicate.
1930 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1931 Disable unsupported alternatives using "enabled" attribute.
1932 Use register_ssemem_operand as operand 0 predicate.
1933 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1935 2016-05-03 Marek Polacek <polacek@redhat.com>
1938 * input.c (expansion_point_location): New function.
1939 * input.h (expansion_point_location): Declare.
1941 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1943 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1944 occurence with frame_offset_ ones.
1946 2016-05-03 Alan Modra <amodra@gmail.com>
1948 PR rtl-optimization/70890
1949 * ira.c (combine_and_move_insns): When moving def_insn, remove
1952 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1954 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1955 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1956 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1957 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1959 2016-05-03 Alan Modra <amodra@gmail.com>
1961 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1962 for SAVE_MULTIPLE/STORE_MULTIPLE.
1964 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1966 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1967 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1969 2016-05-03 Richard Biener <rguenther@suse.de>
1971 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1973 (gimplify_arg): Likewise.
1974 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1975 re-writing the result to a decl if required.
1976 (internal_get_tmp_var): Add allow_ssa parameter
1977 and override into_ssa with it.
1978 (get_formal_tmp_var): Adjust.
1979 (get_initialized_tmp_var): Add allow_ssa parameter.
1980 (gimplify_arg): Add allow_ssa parameter and avoid generating
1981 SSA names for the result false.
1982 (gimplify_call_expr): If the call may return twice do not
1983 gimplify parameters into SSA.
1984 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1985 (gimplify_modify_expr): Adjust assert. For noreturn calls
1986 with a SSA name LHS adjust its def.
1987 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1988 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1989 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1990 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1991 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1992 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1993 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1994 (optimize_target_teams): Do not allow SSA names for clause operands.
1995 (gimplify_expr): Likewise for where we mark the result addressable.
1996 * passes.def (pass_init_datastructures): Remove.
1997 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1998 (rewrite_stmt): Likewise.
1999 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2000 (replace_locals_op): Replace SSA names.
2001 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2002 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2003 * cgraph.c (release_function_body): Free CFG annotations only
2004 when we have a CFG. Simplify.
2005 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2006 force_gimple_operand instead of get_initialized_tmp_var.
2007 * tree-pass.h (make_pass_init_datastructures): Remove.
2008 * tree-ssa.c (execute_init_datastructures): Remove.
2009 (pass_data_init_datastructures): Likewise.
2010 (class pass_init_datastructures): Likewise.
2011 (make_pass_init_datastructures): Likewise.
2012 * omp-low.c (create_omp_child_function): Init SSA data structures.
2013 (grid_expand_target_grid_body): Likewise.
2014 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2015 name before adding it to names_to_release.
2016 (remove_bb): Always release SSA defs.
2017 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2018 before dereferencing it.
2019 * cgraphunit.c (init_lowered_empty_function): Always
2020 int SSA data structures.
2021 * tree-ssanames.c (release_defs): Remove assert that we are in
2023 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2025 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2026 Uros Bizjak <ubizjak@gmail.com>
2028 PR rtl-optimization/70467
2029 * config/i386/predicates.md (x86_64_hilo_int_operand,
2030 x86_64_hilo_general_operand): New predicates.
2031 * config/i386/constraints.md (Wd): New constraint.
2032 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2033 (general_hilo_operand): New mode attr.
2034 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2035 instead of <general_operand>.
2036 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2037 x86_64_hilo_general_operand instead of <general_operand>.
2039 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2041 PR tree-optimization/70916
2042 * tree-if-conv.c (constant_or_ssa_name): Removed.
2043 (fold_build_cond_expr): Use is_gimple_val instead of
2044 constant_or_ssa_name.
2046 PR tree-optimization/70916
2047 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2048 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2051 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2052 (optimize_atomic_bit_test_and): New function.
2053 (pass_fold_builtins::execute): Use it.
2054 * optabs.def (atomic_bit_test_and_set_optab,
2055 atomic_bit_test_and_complement_optab,
2056 atomic_bit_test_and_reset_optab): New optabs.
2057 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2058 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2059 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2060 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2061 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2062 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2063 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2064 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2065 atomic_bit_test_and_complement@var{mode},
2066 atomic_bit_test_and_reset@var{mode}): Document.
2067 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2068 atomic_bit_test_and_complement<mode>,
2069 atomic_bit_test_and_reset<mode>): New expanders.
2070 (atomic_bit_test_and_set<mode>_1,
2071 atomic_bit_test_and_complement<mode>_1,
2072 atomic_bit_test_and_reset<mode>_1): New insns.
2074 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2076 PR rtl-optimization/70687
2077 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2078 instead of unsigned HOST_WIDE_INT.
2080 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2082 PR rtl-optimization/44281
2083 * hard-reg-set.h (struct target_hard_regs): New field
2084 x_fixed_nonglobal_reg_set.
2085 (fixed_nonglobal_reg_set): New macro.
2086 * reginfo.c (init_reg_sets_1): Initialize it.
2087 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2089 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2091 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2093 PR tree-optimization/56541
2094 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2095 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2096 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2097 (any_complicated_phi): new static variable.
2098 (aggressive_if_conv): delete.
2099 (if_convertible_phi_p): support phis with more than two arguments.
2100 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2101 critical pred edges.
2102 (ifcvt_split_critical_edges): support phis with more than two
2103 arguments by checking new parameter. only split critical edges
2105 (tree_if_conversion): handle simd pragma marked loop using new
2106 local variable aggressive_if_conv. check any_complicated_phi.
2108 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2110 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2113 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2115 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2118 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2120 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2121 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2122 define_insn_and_split.
2123 (mulsi3_i): New define_insn_and_split.
2124 (mulsi3_call): Convert to define_insn.
2125 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2128 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2130 * machmode.h (mode_complex): Add support to give the complex mode
2132 (GET_MODE_COMPLEX_MODE): Likewise.
2133 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2134 stored by build_complex_type and gfc_build_complex_type instead of
2135 trying to figure out the appropriate mode based on the size. Raise
2136 an assertion error, if the type was not set.
2137 * genmodes.c (struct mode_data): Add field for the complex type of
2139 (blank_mode): Likewise.
2140 (make_complex_modes): Remember the complex mode created in the
2142 (emit_mode_complex): Write out the mode_complex array to map a
2143 type mode to the complex version.
2144 (emit_insn_modes_c): Likewise.
2145 * tree.c (build_complex_type): Set the complex type to use before
2146 calling layout_type.
2147 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2148 support for __float128 complex datatypes.
2149 (rs6000_hard_regno_mode_ok): Likewise.
2150 (rs6000_setup_reg_addr_masks): Likewise.
2151 (rs6000_complex_function_value): Likewise.
2152 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2153 __float128 and __ibm128 complex.
2154 (FLOAT128_IBM_P): Likewise.
2155 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2156 * doc/extend.texi (Additional Floating Types): Document that
2157 -mfloat128 must be used to enable __float128. Document complex
2158 __float128 and __ibm128 support.
2160 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2163 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2164 char/short arguments promoted to int because of promote_prototypes.
2166 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2168 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2169 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2170 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2171 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2172 alternatives using "enabled" attribute. Use register_ssemem_operand
2173 as operand 1 predicate.
2174 (*cmpi<unord>xf_i387): Split XFmode pattern from
2175 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2176 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2177 *absneg<mode>2_i387. Disable unsupported alternatives using
2178 "enabled" attribute.
2179 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2181 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2183 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2185 (oacc_loop_process): Check mask for loop termination.
2187 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2189 * cif-code.def (CIF_THUNK): Add.
2190 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2193 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2195 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2196 (dump_inline_summary): Dump it.
2197 (fp_expression_p): New predicate.
2198 (estimate_function_body_sizes): Use it.
2199 (inline_merge_summary): Merge fp_expressions.
2200 (inline_read_section): Read fp_expressions.
2201 (inline_write_summary): Write fp_expressions.
2202 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2203 codegen boundary if either caller or callee is !fp_expressions.
2204 * ipa-inline.h (inline_summary): Add fp_expressions.
2205 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2206 to fp_expressions be sure the fp generation flags are updated.
2208 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2210 PR rtl-optimization/70467
2211 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2213 PR rtl-optimization/70467
2214 * ipa-pure-const.c (check_call): Handle internal calls even in
2215 ipa mode like in local mode.
2217 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2219 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2221 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2223 * match.pd (X u< X, X u> X): New transformations.
2225 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2227 * flag-types.h (enum warn_strict_overflow_code): Move ...
2228 * coretypes.h: ... here.
2229 * fold-const.h (fold_overflow_warning): Declare.
2230 * fold-const.c (fold_overflow_warning): Make non-static.
2231 (fold_comparison): Move the transformation of X +- C1 CMP C2
2232 into X CMP C2 -+ C1 ...
2233 * match.pd: ... here.
2234 * gimple-fold.c (fold_stmt_1): Protect with
2235 fold_defer_overflow_warnings.
2237 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2239 * omp-low.c (struct oacc_loop): Add 'inner' field.
2240 (new_oacc_loop_raw): Initialize it to zero.
2241 (oacc_loop_fixed_partitions): Initialize it.
2242 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2243 available partitioning.
2245 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2247 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2249 (umulsidi3): Likewise.
2250 (indirect_jump): Fix jump instruction assembly patterns.
2252 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2255 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2256 (nvptx_function_value): Assert non-NULL cfun.
2258 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2260 PR rtl-optimization/70886
2261 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2263 * cselib.h (rtx_equal_for_cselib_1): Declare.
2264 (rtx_equal_for_cselib_p: New inline function.
2265 * cselib.c (rtx_equal_for_cselib_p): Delete.
2266 (rtx_equal_for_cselib_1): Make public.
2268 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2270 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2271 (register_mixssei387nonimm_operand): Remove predicate.
2272 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2273 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2274 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2275 for TARGET_MIX_SSE_I387 alternatives.
2276 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2277 Disable unsupported alternatives using "enabled" attribute. Use
2278 nonimm_ssenomem_operand as operand 1 predicate. Also check
2279 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2281 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2283 * tree.c (cst_and_fits_in_hwi): Simplify.
2285 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2287 * tree.h (wi::to_wide): New function.
2288 * expr.c (expand_expr_real_1): Use wi::to_wide.
2289 * fold-const.c (int_const_binop_1): Likewise.
2290 (extract_muldiv_1): Likewise.
2292 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2294 * wide-int.h: Update offset_int and widest_int documentation.
2295 (WI_SIGNED_SHIFT_RESULT): New macro.
2296 (wi::binary_shift): Define signed_shift_result_type for
2297 shifts on offset_int- and widest_int-like types.
2298 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2299 * tree.h (int_bit_position): Use shift operators instead of wi::
2301 * alias.c (adjust_offset_for_component_ref): Likewise.
2302 * expr.c (get_inner_reference): Likewise.
2303 * fold-const.c (fold_comparison): Likewise.
2304 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2305 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2306 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2307 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2308 (stmt_kills_ref_p): Likewise.
2309 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2310 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2312 (ao_ref_init_from_vn_reference): Likewise.
2314 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2316 * wide-int.h: Update offset_int and widest_int documentation.
2317 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2318 (wi::binary_traits): Allow ordered comparisons between offset_int and
2319 offset_int, between widest_int and widest_int, and between either
2320 of these types and basic C types.
2321 (operator <, <=, >, >=): Define for the same combinations.
2322 * tree.h (tree_int_cst_lt): Use comparison operators instead
2323 of wi:: comparisons.
2324 (tree_int_cst_le): Likewise.
2325 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2326 (fold_nonarray_ctor_reference): Likewise.
2327 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2328 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2329 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2330 * tree-sra.c (completely_scalarize): Likewise.
2331 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2332 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2333 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2334 (check_for_binary_op_overflow): Likewise.
2335 (search_for_addr_array): Likewise.
2336 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2338 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2340 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2341 (arc_save_restore): Likewise.
2342 (arc_dwarf_register_span): Likewise.
2343 (arc_output_pic_addr_const): Initialize suffix variable.
2345 2016-05-02 Martin Liska <mliska@suse.cz>
2347 * symbol-summary.h (function_summary::function_summary):
2348 Remove checking assert for all cgraph nodes.
2349 (function_summary::get): Check summary_uid.
2350 (symtab_insertion): Check summary_uid.
2352 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2354 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2355 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2357 (arc_dwarf_register_span): Remove enum keyword.
2358 (compact_memory_operand_p): New function.
2359 * config/arc/arc.h (reg_class): Add code density register classes.
2360 (REG_CLASS_NAMES): Likewise.
2361 (REG_CLASS_CONTENTS): Likewise.
2362 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2363 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2364 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2365 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2366 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2368 (h, Rcd, Rsd, Rzd): New register constraints.
2369 (T): Use compact_memory_operand_p function.
2370 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2372 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2374 * config/sh/sh.md (*negnegt, *movtt): Remove.
2376 2016-05-02 Marek Polacek <polacek@redhat.com>
2377 Tom de Vries <tom@codesourcery.com>
2379 PR tree-optimization/70700
2380 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2381 bigger than FIRST_REF_NODE.
2383 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2386 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2388 (prepare_cbranch_operands): Don't use scratch register. Assume that
2389 function is used when pseudos can be created.
2390 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2391 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2392 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2393 define_expand. Allow it only when pseudos can be created.
2394 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2396 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2398 * config/i386/constraints.md (BC): Only allow -1 operands.
2399 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2400 Add "enabled" attribute. Update XI mode attribute calculation.
2401 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2402 (*movoi_internal_avx): Update XI mode attribute calculation.
2403 (*movti_internal): Ditto.
2405 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2407 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2408 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2410 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2412 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2413 statement on instruction code. Remove trailing spaces.
2414 (altivec_expand_stv_builtin): Likewise.
2416 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2418 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2419 (TARGET_FPU_DOUBLE): Simplify.
2420 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2421 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2422 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2423 with 'TARGET_FPU_DOUBLE'.
2424 * config/sh/sh.md: Likewise.
2426 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2428 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2429 SH_DIV_STR_FOR_SIZE): Remove.
2430 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2431 SH_DIV_STR_FOR_SIZE): Remove.
2433 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2435 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2436 logical_reg_operand): Delete.
2437 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2438 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2439 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2440 match_operand and match_test.
2441 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2442 variables on their first use. Return bool values.
2443 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2444 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2445 arith_reg_operand for input operand. Remove empty constraints.
2447 (*xorsi3_compact): Rename to xorsi3.
2448 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2449 (*zero_extend<mode>si2_disp_mem): Update comment.
2452 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2454 * config/sh/t-sh: Remove SH5 support.
2455 * config.gcc: Likewise.
2456 * configure: Likewise.
2458 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2462 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2464 * config/sh/sh.c (register_sh_passes, sh_option_override,
2465 sh_print_operand, prepare_move_operands,
2466 sh_can_follow_jump): Remove TARGET_SH1 checks.
2467 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2468 PROMOTE_MODE): Likewise.
2469 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2472 2016-04-30 Alan Modra <amodra@gmail.com>
2474 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2475 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2476 Check for user regs later to avoid unnecessary looping over regs.
2477 Merge user reg check with non-saved reg check. Don't force
2478 inline VR restore when static chain used.
2479 (rs6000_frame_related): Omit eh_frame info for user regs when
2481 (fixed_regs_p): Delete.
2483 2016-04-30 Alan Modra <amodra@gmail.com>
2485 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2486 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2489 2016-04-30 Alan Modra <amodra@gmail.com>
2492 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2493 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2496 2016-04-30 Alan Modra <amodra@gmail.com>
2498 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2499 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2500 flag_pic test for Darwin.
2502 2016-04-30 Alan Modra <amodra@gmail.com>
2504 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2505 throw_calls_crossed.
2506 (REG_FREQ_CALLS_CROSSED): Delete.
2507 (REG_N_THROWING_CALLS_CROSSED): Delete.
2508 * regstat.c (regstat_bb_compute_ri): Don't calculate
2509 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2510 (dump_reg_info): Don't print call cross frequency.
2511 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2512 and REG_N_THROWING_CALLS_CROSSED.
2514 2016-04-30 Alan Modra <amodra@gmail.com>
2516 * regs.h (struct reg_info_t): Delete live_length.
2517 (REG_LIVE_LENGTH): Delete macro.
2518 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2519 local_live, local_processed and local_live_last_luid params.
2520 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2522 (regstat_compute_ri): Adjust for above. Don't set
2524 (dump_reg_info): Don't print live length.
2525 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2526 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2527 Localize loop_depth var.
2529 2016-04-30 Alan Modra <amodra@gmail.com>
2531 * ira.c (enum valid_equiv): New.
2532 (validate_equiv_mem): Return enum.
2533 (update_equiv_mem): Create replacement in more cases.
2534 (add_store_equivs): Update validate_equiv_mem call.
2536 2016-04-30 Alan Modra <amodra@gmail.com>
2538 * ira.c (combine_and_move_insns): Rather than scanning insns,
2539 use DF infrastucture to find use and def insns.
2541 2016-04-30 Alan Modra <amodra@gmail.com>
2543 ira.c (combine_and_move_insns): Move invariant conditions..
2544 (ira.c): ..to here. Call combine_and_move_insns before
2545 add_store_equivs. Call grow_reg_equivs later. Allocate
2546 req_equiv later using max_reg_num() rather than global max_regno.
2547 (contains_replace_regs): Delete.
2548 (add_store_equivs): Remove contains_replace_regs test.
2550 2016-04-30 Alan Modra <amodra@gmail.com>
2552 * ira.c (struct equiv_mem_data): New.
2553 (equiv_mem, equiv_mem_modified): Delete static vars.
2554 (validate_equiv_mem_from_store): Use "data" param to communicate..
2555 (validate_equiv_mem): ..from here.
2557 2016-04-30 Alan Modra <amodra@gmail.com>
2559 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2561 (update_reg_equivs): ..here. Move allocation and freeing of
2562 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2563 end_alias_analysis to..
2566 2016-04-30 Alan Modra <amodra@gmail.com>
2568 * ira.c (pdx_subregs): Delete.
2569 (struct equivalence): Add pdx_subregs field.
2570 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2572 (update_equiv_regs): Don't create or free pdx_subregs. Update
2575 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2577 * config/rs6000/altivec.h: Change definitions of vec_xl and
2579 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2580 (LD_ELEMREV_V2DI): New.
2581 (LD_ELEMREV_V4SF): New.
2582 (LD_ELEMREV_V4SI): New.
2583 (LD_ELEMREV_V8HI): New.
2584 (LD_ELEMREV_V16QI): New.
2585 (ST_ELEMREV_V2DF): New.
2586 (ST_ELEMREV_V2DI): New.
2587 (ST_ELEMREV_V4SF): New.
2588 (ST_ELEMREV_V4SI): New.
2589 (ST_ELEMREV_V8HI): New.
2590 (ST_ELEMREV_V16QI): New.
2593 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2594 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2595 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2596 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2597 (altivec_expand_builtin): Add handling for
2598 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2599 (rs6000_invalid_builtin): Add error-checking for
2600 RS6000_BTM_P9_VECTOR.
2601 (altivec_init_builtins): Define builtins used to implement vec_xl
2603 (rs6000_builtin_mask_names): Define power9-vector.
2604 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2605 (RS6000_BTM_P9_VECTOR): Define.
2606 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2607 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2608 (vsx_ld_elemrev_v2df): Likewise.
2609 (vsx_ld_elemrev_v4sf): Likewise.
2610 (vsx_ld_elemrev_v4si): Likewise.
2611 (vsx_ld_elemrev_v8hi): Likewise.
2612 (vsx_ld_elemrev_v16qi): Likewise.
2613 (vsx_st_elemrev_v2df): Likewise.
2614 (vsx_st_elemrev_v2di): Likewise.
2615 (vsx_st_elemrev_v4sf): Likewise.
2616 (vsx_st_elemrev_v4si): Likewise.
2617 (vsx_st_elemrev_v8hi): Likewise.
2618 (vsx_st_elemrev_v16qi): Likewise.
2619 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2622 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2624 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2626 (simplify_control_stmt_condition_1): ... here. Recurse into
2627 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2629 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2632 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2633 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2634 define_insn_and_split to define_insn.
2635 (zero_extendqi<mode>2_dot2): Same.
2636 (extendqi<mode>2_dot): Same.
2637 (extendqi<mode>2_dot2): Same.
2639 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2642 (probe_stack): New expander.
2643 (probe_stack_<mode>): New insn pattern.
2645 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/i386.md
2648 (operations with memory inputs setting flags peephole2):
2649 Remove uneeded REG_P checks. Cleanup pattern generation.
2651 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2653 * tree-vect-loop.c (vect_transform_loop): Fix
2654 nb_iterations_upper_bound computation for vectorized loop.
2656 2016-04-29 Marek Polacek <polacek@redhat.com>
2657 Jakub Jelinek <jakub@redhat.com>
2660 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2661 TARGET_EXPR_SLOT as a base.
2663 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2665 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2666 with 'rCm2' constraints to limit possible immediate size.
2667 (*load_zeroextendqisi_update): Likewise.
2668 (*load_signextendqisi_update): Likewise.
2669 (*loadhi_update): Likewise.
2670 (*load_zeroextendhisi_update): Likewise.
2671 (*load_signextendhisi_update): Likewise.
2672 (*loadsi_update): Likewise.
2673 (*loadsf_update): Likewise.
2675 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/predicates.md (constm1_operand): Fix comparison.
2679 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2681 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2683 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2685 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2686 remaining SH5 related settings.
2687 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2688 shmedia_prepare_call_address): Delete.
2689 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2690 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2691 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2692 UNSUPPORTED_SH2A): Remove m5 checks.
2693 (sh_divide_strategy_e): Remove SH5 division strategies.
2694 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2695 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2697 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2699 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2701 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2703 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2704 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2706 * config/s390/vector.md ("mov<mode>"): Likewise.
2708 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2710 * config/s390/constraints.md ("U", "W"): Invoke
2711 s390_mem_constraint with "ZR" and "ZT".
2712 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2713 addresses when using LRA. Accept also short displacements for S
2714 and T constraints. Do not check for long displacement target for
2715 S and T constraints.
2716 (s390_mem_constraint): Remove handling of U and W constraints.
2717 * config/s390/s390.md (various patterns): Remove the short
2718 displacement constraints (Q and R) if a long displacement
2719 constraint is present. Add longdisp as required CPU capability.
2720 * config/s390/vector.md: Likewise.
2721 * config/s390/vx-builtins.md: Likewise.
2723 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2726 * reload1.c (reload): Call finish_spills before
2727 restarting reload loop. Skip select_reload_regs
2728 if update_eliminables_and_spill returns true.
2730 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2732 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2733 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2734 (umulhisi3_imm): Update predicates and constraint letters.
2735 (umulhisi3_reg): Declare instruction as commutative.
2736 * config/arc/constraints.md (J12, J16): New constraints.
2737 * config/arc/predicates.md (short_unsigned_const_operand): New
2739 (arc_short_operand): Likewise.
2740 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2742 2016-04-29 Richard Biener <rguenther@suse.de>
2744 PR tree-optimization/13962
2745 PR tree-optimization/65686
2746 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2747 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2748 using PTA to compare pointers.
2749 * match.pd: Add pattern for pointer equality compare simplification
2750 using ptrs_compare_unequal.
2752 2016-04-29 Richard Biener <rguenther@suse.de>
2754 * stor-layout.c (layout_type): Do not build a pointer-to-element
2757 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2759 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2760 Use SWI mode iterator. Use general_reg_operand predicate.
2761 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2762 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2765 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2768 * fold-const.c (operand_equal_p): Don't verify hash value equality
2770 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2773 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2776 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2777 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2778 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2779 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2780 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2782 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2784 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2785 to info. Don't initialize separate fields to 0. Clean up
2788 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.md (peephole2s for operations with memory inputs):
2791 Use SWI mode iterator.
2792 (peephole2s for operations with memory outputs): Ditto.
2793 Do not check for stack checking probe.
2795 (probe_stack): Remove expander.
2797 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2798 Andrew Burgess <andrew.burgess@embecosm.com>
2800 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2801 operands as 32-bits.
2803 2016-04-28 Jason Merrill <jason@redhat.com>
2805 * gdbinit.in: Skip line-map.h.
2807 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2808 Andrew Burgess <andrew.burgess@embecosm.com>
2810 * config/arc/arc.c (arc_conditional_register_usage): Take
2811 TARGET_RRQ_CLASS into account.
2812 (arc_print_operand): Support printing 'p' and 's' operands.
2813 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2815 (TARGET_RRQ_CLASS): Define.
2816 (IS_POWEROF2_OR_0_P): Define.
2817 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2819 (*tst_movb): New define_insn.
2820 (*tst): Avoid recognition if it could prevent '*tst_movb'
2821 combination; replace c/CnL with c/Chs alternative.
2822 (*tst_bitfield_tst): New define_insn.
2823 (*tst_bitfield_asr): New define_insn.
2824 (*tst_bitfield): New define_insn.
2825 (andsi3_i): Add Rrq variant.
2826 (extzv): New define_expand.
2827 (insv): New define_expand.
2828 (*insv_i): New define_insn.
2829 (*movb): New define_insn.
2830 (*movb_signed): New define_insn.
2831 (*movb_high): New define_insn.
2832 (*movb_high_signed): New define_insn.
2833 (*movb_high_signed + 1): New define_split pattern.
2834 (*mrgb): New define_insn.
2835 (*mrgb + 1): New define_peephole2 pattern.
2836 (*mrgb + 2): New define_peephole2 pattern.
2837 * config/arc/arc.opt (mbitops): New option for nps400, uses
2838 TARGET_NPS_BITOPS_DEFAULT.
2839 * config/arc/constraints.md (q): Make register class conditional.
2840 (Rrq): New register constraint.
2841 (Chs): New constraint.
2842 (Clo): New constraint.
2843 (Chi): New constraint.
2844 (Cbf): New constraint.
2845 (Cbn): New constraint.
2846 (C18): New constraint.
2847 (Cbi): New constraint.
2849 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2851 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2853 (bitmap_intersection_of_preds): Ditto.
2854 (bitmap_union_of_succs): Ditto.
2855 (bitmap_union_of_preds): Ditto.
2856 * sbitmap.c (do_popcount): Delete.
2857 (BITMAP_DEBUGGING): Delete.
2858 (sbitmap_verify_popcount): Delete.
2859 (sbitmap_alloc): Don't initialize the popcount field.
2860 (sbitmap_alloc_with_popcount): Delete.
2861 (sbitmap_resize): Don't resize the popcount array.
2862 (sbitmap_vector_alloc): Don't initialize the popcount field.
2863 (bitmap_copy): Don't copy the popcount array.
2864 (bitmap_clear): Don't clear the popcount array.
2865 (bitmap_clear): Delete the popcount array handling.
2866 (bitmap_ior_and_compl): Delete the popcount assert.
2867 (bitmap_not): Ditto.
2868 (bitmap_and_compl): Ditto.
2869 (bitmap_and): Delete the popcount array handling.
2870 (bitmap_xor): Ditto.
2871 (bitmap_ior): Ditto.
2872 (bitmap_or_and): Delete the popcount assert.
2873 (bitmap_and_or): Ditto.
2874 (popcount_table): Delete.
2875 (sbitmap_elt_popcount): Delete.
2876 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2877 (bitmap_set_bit): Delete the popcount assert.
2878 (bitmap_clear_bit): Ditto.
2879 (sbitmap_free): Don't free the popcount array.
2880 (sbitmap_alloc_with_popcount): Delete declaration.
2881 (sbitmap_popcount): Ditto.
2883 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2884 Andrew Burgess <andrew.burgess@embecosm.com>
2886 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2887 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2888 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2889 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2890 * config/arc/arc.opt (mcmem): New option.
2891 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2892 supply length for r/m alternative.
2893 (*extendqisi2_ac): Likewise.
2894 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2896 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2897 (movhi_insn): Likewise.
2898 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2899 (*zero_extendqihi2_i): Add r/Ucm alternative.
2900 (*zero_extendqisi2_ac): Likewise.
2901 (*zero_extendhisi2_i): Likewise.
2902 * config/arc/constraints.md (Uex): New memory constraint.
2903 (Ucm): New define_constraint.
2904 * config/arc/predicates.md (long_immediate_loadstore_operand):
2905 Return 0 for MEM with cmem_address address.
2906 (cmem_address_0): New predicates.
2907 (cmem_address_1): Likewise.
2908 (cmem_address_2): Likewise.
2909 (cmem_address): Likewise.
2911 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2913 * config/rs6000/rs6000.c (machine_function): Rename
2914 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2915 (rs6000_stack_info): Adjust.
2917 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2918 Andrew Burgess <andrew.burgess@embecosm.com>
2920 * config/arc/constraints.md (Usd): Convert to define_constraint.
2924 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2927 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2928 Add new peephole2 where the first insn is *mov<mode>_or instead of
2929 *mov<mode>_internal.
2931 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2933 * tracer.c (bb_seen): Make static.
2935 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2937 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2938 support, setup defaults.
2939 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2940 * config/arc/arc.c (arc_init): Add NPS400 support.
2941 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2942 (TARGET_ARC700): NPS400 is also an ARC700.
2943 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2945 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2948 * config/nds32/nds32.md (casesi): Don't access the operands array
2951 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2954 (or $-1,reg peephole2): Ditto.
2955 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2957 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2959 * doc/extend.texi (Common Function Attributes) [optimize]:
2960 Discourage use of the optimize attribute.
2962 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2964 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2965 special case builtin.
2966 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2967 ALTIVEC_BUILTIN_VEC_ADDE.
2968 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2969 support for ALTIVEC_BUILTIN_VEC_ADDE.
2970 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2971 for __builtin_vec_adde.
2973 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2975 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2976 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2978 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2981 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2982 attributes): Document cilkplus_runtime.
2984 2016-04-28 Martin Jambor <mjambor@suse.cz>
2986 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2987 this function. Call verify_expr on MEM_REFs and bases of other
2990 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2992 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2993 for WORD_REGISTER_OPERATIONS to runtime check.
2995 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2997 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2999 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3001 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3002 big-endian compilation.
3003 * config/arc/arc.md (addf3): Likewise.
3007 2016-04-28 Richard Biener <rguenther@suse.de>
3009 PR tree-optimization/70840
3010 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3011 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3012 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3013 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3015 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3017 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3018 and explain why in a comment.
3020 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3022 * config/arc/arc.md (cpu_facility): Add fpx variant.
3023 (subdf3): Prohibit use reverse sub when assist operations option
3025 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3026 instructions only when FPX is enabled.
3027 * testsuite/gcc.target/arc/trsub.c: New test.
3029 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3031 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3032 mult_operator when calculating "type" attribute.
3033 (*fop_<mode>_1_i387): Ditto.
3034 (*fop_xf_1_i387): Ditto.
3035 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3036 Use std::swap to swap operands. Use RTL expressions to generate
3039 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3040 Joern Rennecke <joern.rennecke@embecosm.com>
3042 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3044 (emit_pic_move): Remove.
3045 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3046 * config/arc/arc.c (emit_pic_move): Removed.
3047 (TARGET_HAVE_TLS): Define.
3048 (arc_conditional_register_usage): Test for arc_tp_regno.
3049 (arc_print_operand, arc_print_operand_address): Handle TLS
3051 (arc_needs_pcl_p): New function.
3052 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3053 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3054 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3055 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3056 (arc_legitimize_tls_address): Likewise.
3057 (DTPOFF_ZERO_SYM): Define.
3058 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3059 (arc_output_pic_addr_const): Print TLS unspecs.
3060 (prepare_pic_move): New function, replaces emit_pic_move.
3061 (arc_legitimate_constant_p): Handle TLS unspecs.
3062 (arc_legitimate_address_p): Likewise.
3063 (arc_rewrite_small_data_p): Use assert for TLS constants.
3064 (prepare_move_operands): Use prepare_pic_move.
3065 (arc_legitimize_address): Legitimize tls addresses.
3066 (arc_epilogue_uses): Check for arc_tp_regno.
3067 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3068 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3070 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3072 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3073 %(arc_tls_extra_start_spec).
3074 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3075 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3077 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3078 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3079 (UNSPEC_TLS_OFF): Add.
3081 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3082 (get_thread_pointersi): New patterns.
3083 * config/arc/arc.opt (mtp-regno): New option.
3084 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3085 (move_dest_operand): Likewise.
3086 * configure: Regenerate.
3087 * configure.ac: Add arc*-*-* case to test for tls.
3088 * doc/invoke.texi (ARC options): Document mtp-regno.
3090 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3092 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3093 the new ARC HS SIMD instructions.
3094 (arc_preferred_simd_mode): New function.
3095 (arc_autovectorize_vector_sizes): Likewise.
3096 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3097 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3098 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3099 (arc_init_builtins): Add new SIMD builtin types.
3100 (arc_split_move): Handle 64 bit vector moves.
3101 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3102 (TARGET_PLUS_QMACW): Define.
3103 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3104 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3105 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3106 (VSUBADD4H): New builtins.
3107 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3108 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3110 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3111 Matthias Klose <doko@debian.org>
3113 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3115 2016-04-28 Richard Biener <rguenther@suse.de>
3118 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3121 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3123 * common/config/sh/sh-common.c: Remove SH5 support.
3124 * config/sh/constraints.md: Likewise.
3125 * config/sh/config/sh/elf.h: Likewise.
3126 * config/sh/linux.h: Likewise.
3127 * config/sh/netbsd-elf.h: Likewise.
3128 * config/sh/predicates.md: Likewise.
3129 * config/sh/sh-c.c: Likewise.
3130 * config/sh/sh-protos.h: Likewise.
3131 * config/sh/sh.c: Likewise.
3132 * config/sh/sh.h: Likewise.
3133 * config/sh/sh.md: Likewise.
3134 * config/sh/sh.opt: Likewise.
3135 * config/sh/sync.md: Likewise.
3136 * config/sh/sh64.h: Delete.
3137 * config/sh/shmedia.h: Likewise.
3138 * config/sh/shmedia.md: Likewise.
3139 * config/sh/sshmedia.h: Likewise.
3140 * config/sh/t-netbsd-sh5-64: Likewise.
3141 * config/sh/t-sh64: Likewise.
3142 * config/sh/ushmedia.h: Likewise.
3144 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3147 general_reg_operand instead of register_operand predicate.
3149 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3151 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3153 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3155 * match.pd (A - B > A, A + B < A): New transformations.
3157 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3159 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3160 which defaults to true. Emit an outer pair of parentheses only if
3161 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3162 don't emit parentheses for the right-hand operand.
3164 2016-04-27 Jeff Law <law@redhat.com>
3166 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3168 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3170 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3171 (altivec_lvx_<mode>_internal): Document.
3172 (altivec_lvx_<mode>_2op): New define_insn.
3173 (altivec_lvx_<mode>_1op): Likewise.
3174 (altivec_lvx_<mode>_2op_si): Likewise.
3175 (altivec_lvx_<mode>_1op_si): Likewise.
3176 (altivec_stvx_<mode>): Remove.
3177 (altivec_stvx_<mode>_internal): Document.
3178 (altivec_stvx_<mode>_2op): New define_insn.
3179 (altivec_stvx_<mode>_1op): Likewise.
3180 (altivec_stvx_<mode>_2op_si): Likewise.
3181 (altivec_stvx_<mode>_1op_si): Likewise.
3182 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3183 Expand vec_ld and vec_st during parsing.
3184 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3186 (altivec_expand_stvx_be): Likewise.
3187 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3188 address-masking behavior in RTL.
3189 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3190 address-masking behavior in RTL.
3191 (altivec_expand_builtin): Change builtin code arguments for calls
3192 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3193 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3194 presence of lvx/stvx patterns.
3195 (alignment_with_canonical_addr): New function.
3196 (alignment_mask): Likewise.
3197 (find_alignment_op): Likewise.
3198 (recombine_lvx_pattern): Likewise.
3199 (recombine_stvx_pattern): Likewise.
3200 (recombine_lvx_stvx_patterns): Likewise.
3201 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3202 stvx patterns from expand.
3203 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3205 (vector_altivec_store_<mode>): Likewise.
3207 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3209 * config/aarch64/aarch64.md
3210 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3211 remove the "fp" attributes.
3212 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3213 add the "simd" attributes.
3214 (*movdf_aarch64): Likewise.
3215 (*movtf_aarch64): Remove the "fp" attributes.
3216 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3217 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3219 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3221 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3222 rtx to rtx_code_label *.
3223 * rtl.h (maybe_set_first_label_num): Likewise.
3225 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3227 * df-core.c (df_add_problem): Make the problem param be const.
3228 (df_remove_problem): Make local "problem" be const.
3229 * df-problems.c (problem_RD): Make const.
3230 (problem_LR): Likewise.
3231 (problem_LIVE): Likewise.
3232 (problem_MIR): Likewise.
3233 (problem_CHAIN): Likewise.
3234 (problem_WORD_LR): Likewise.
3235 (problem_NOTE): Likewise.
3236 (problem_MD): Likewise.
3237 * df-scan.c (problem_SCAN): Likewise.
3238 * df.h (struct df_problem): Make field "dependent_problem" be
3240 (struct dataflow): Likewise for field "problem".
3241 (df_add_problem): Make param const.
3243 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3245 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3246 inter-unit moves to/from vector registers are enabled. Do not disable
3249 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3251 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3252 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3254 (enum df_problem_id): ...this new enum.
3255 (struct df_problem): Convert field "id" from "int" to
3258 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3260 * rtl.def: Update comment for "things in the instruction chain" to
3261 reflect the removal of the leading "i" field for INSN_UID in
3262 r210360. Fix bogus apostrophe.
3264 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/i386.md
3267 (lea arith with mem operand + setcc peephole2): Set operator mode.
3269 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3272 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3273 (dimode_scalar_to_vector_candidate_p): This.
3274 (timode_scalar_to_vector_candidate_p): New function.
3275 (scalar_to_vector_candidate_p): Likewise.
3276 (timode_check_non_convertible_regs): Likewise.
3277 (timode_remove_non_convertible_regs): Likewise.
3278 (remove_non_convertible_regs): Likewise.
3279 (remove_non_convertible_regs): Renamed to ...
3280 (dimode_remove_non_convertible_regs): This.
3281 (scalar_chain::~scalar_chain): Make it virtual.
3282 (scalar_chain::compute_convert_gain): Make it pure virtual.
3283 (scalar_chain::mark_dual_mode_def): Likewise.
3284 (scalar_chain::convert_insn): Likewise.
3285 (scalar_chain::convert_registers): Likewise.
3286 (scalar_chain::add_to_queue): Make it protected.
3287 (scalar_chain::emit_conversion_insns): Likewise.
3288 (scalar_chain::replace_with_subreg): Likewise.
3289 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3290 (scalar_chain::convert_op): Likewise.
3291 (scalar_chain::convert_reg): Likewise.
3292 (scalar_chain::make_vector_copies): Likewise.
3293 (scalar_chain::convert_registers): New pure virtual function.
3294 (class dimode_scalar_chain): New class.
3295 (class timode_scalar_chain): Likewise.
3296 (scalar_chain::mark_dual_mode_def): Renamed to ...
3297 (dimode_scalar_chain::mark_dual_mode_def): This.
3298 (timode_scalar_chain::mark_dual_mode_def): New function.
3299 (timode_scalar_chain::convert_insn): Likewise.
3300 (dimode_scalar_chain::convert_registers): Likewise.
3301 (scalar_chain::compute_convert_gain): Renamed to ...
3302 (dimode_scalar_chain::compute_convert_gain): This.
3303 (scalar_chain::replace_with_subreg): Renamed to ...
3304 (dimode_scalar_chain::replace_with_subreg): This.
3305 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3306 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3307 (scalar_chain::make_vector_copies): Renamed to ...
3308 (dimode_scalar_chain::make_vector_copies): This.
3309 (scalar_chain::convert_reg): Renamed to ...
3310 (dimode_scalar_chain::convert_reg ): This.
3311 (scalar_chain::convert_op): Renamed to ...
3312 (dimode_scalar_chain::convert_op): This.
3313 (scalar_chain::convert_insn): Renamed to ...
3314 (dimode_scalar_chain::convert_insn): This.
3315 (scalar_chain::convert): Call convert_registers.
3316 (convert_scalars_to_vector): Change to scalar_chain pointer to
3317 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3318 in 32-bit mode. Delete scalar_chain pointer. Call
3319 free_dominance_info in 64-bit mode.
3320 (pass_stv::gate): Remove TARGET_64BIT check.
3321 (ix86_option_override): Put the 64-bit STV pass before the CSE
3324 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3326 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3327 dw_loc_frame_offset field.
3328 * dwarf2out.c (new_loc_descr): Likewise.
3329 (resolve_args_picking_1): Turn the VISITED hash set into a
3330 FRAME_OFFSET hash map. Use it to associate a frame offset to
3331 visited nodes. Remove uses of the CHECKING_P macro.
3332 (resolve_args_picking): Update call to resolve_args_picking_1.
3334 2016-04-27 Martin Liska <mliska@suse.cz>
3336 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3337 (free_loop_data): Release vuses of groups.
3339 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3341 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3342 instead of redundant use_id and boolean have_use_for.
3343 (struct iv_use): Change sub_id into group_id. Remove field next.
3344 Move fields: related_cands, n_map_members, cost_map and selected
3346 (struct iv_group): ... here. New structure.
3347 (struct iv_common_cand): Use structure declaration directly.
3348 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3349 (MAX_CONSIDERED_USES): Rename macro to ...
3350 (MAX_CONSIDERED_GROUPS): ... here.
3351 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3352 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3353 (dump_uses): Rename to ...
3354 (dump_groups): ... here. Update all uses.
3355 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3356 (find_induction_variables): Refactor format of dump information.
3357 (record_sub_use): Delete.
3358 (record_use): Update all uses.
3359 (record_group): New function.
3360 (record_group_use, find_interesting_uses_op): Call above functions.
3362 (find_interesting_uses_cond): Ditto.
3363 (group_compare_offset): New function.
3364 (split_all_small_groups): Rename to ...
3365 (split_small_address_groups_p): ... here. Update all uses.
3366 (split_address_groups): Update all uses.
3367 (find_interesting_uses): Refactor format of dump information.
3368 (add_candidate_1): Update all uses. Remove redundant check on iv,
3370 (add_candidate, record_common_cand): Remove redundant assert.
3371 (add_iv_candidate_for_biv): Update use.
3372 (add_iv_candidate_derived_from_uses): Update all uses.
3373 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3374 (alloc_use_cost_map): Ditto.
3375 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3376 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3377 (determine_use_iv_cost_generic): Ditto.
3378 (determine_group_iv_cost_generic): Ditto.
3379 (determine_use_iv_cost_address): Ditto.
3380 (determine_group_iv_cost_address): Ditto.
3381 (determine_use_iv_cost_condition): Ditto.
3382 (determine_group_iv_cost_cond): Ditto.
3383 (determine_use_iv_cost): Ditto.
3384 (determine_group_iv_cost): Ditto.
3385 (set_autoinc_for_original_candidates): Update all uses.
3386 (find_iv_candidates): Update all uses. Refactor dump information.
3387 (determine_use_iv_costs): Ditto.
3388 (determine_iv_costs): Ditto.
3389 (iv_ca_cand_for_use): Rename to ...
3390 (iv_ca_cand_for_group): ... here. Update all uses.
3391 (iv_ca_add_use, iv_ca_add_group): Ditto.
3392 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3393 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3394 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3395 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3396 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3397 (create_new_iv, adjust_iv_update_pos): Ditto.
3398 (rewrite_use_address): Delete.
3399 (rewrite_use_address_1): Rename to ...
3400 (rewrite_use_address): ... here.
3401 (rewrite_use_compare): Update all uses.
3402 (rewrite_use): Delete.
3403 (rewrite_uses): Rename to ...
3404 (rewrite_groups): ... here. Update all uses.
3405 (remove_unused_ivs, free_loop_data): Update all uses.
3406 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3408 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3410 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3411 for WORD_REGISTER_OPERATIONS to runtime check.
3413 2016-04-27 Richard Biener <rguenther@suse.de>
3416 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3417 aggregate_value_p to determine if a function result is
3418 returned by reference.
3419 (ipa_pta_execute): Functions having their address taken are
3420 not automatically nonlocal.
3422 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3425 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3426 * fold-const.c (operand_equal_p): If flag_checking and
3427 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3428 and if it returns non-zero, assert iterative_hash_expr on both
3431 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3433 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3435 2016-04-27 Nick Clifton <nickc@redhat.com>
3438 * varasm.c (merge_weak): Generate an error if an attempt is made
3439 to convert a non-weak static function into a weak, public function.
3441 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3443 * params.def (MAX_PARTITION_SIZE): New param.
3444 * doc/invoke.texi: Document lto-max-partition.
3446 2016-04-27 Richard Biener <rguenther@suse.de>
3449 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3450 function cummulating used_from_other_partition, externally_visible
3451 and force_output from aliases.
3452 (refered_from_nonlocal_var): Likewise.
3453 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3454 node flags properly.
3456 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3458 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3459 (-Wmemset-elt-size): New item.
3461 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3464 * stor-layout.h (internal_reference_types): Delete.
3465 * stor-layout.c (reference_types_internal): Likewise.
3466 (internal_reference_types): Likewise.
3467 (layout_type) <REFERENCE_TYPE>: Adjust.
3469 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3472 * tree.h (inchash::add_expr): Add FLAGS argument.
3473 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3474 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3475 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3476 Formatting fix. Adjust recursive calls. For tcc_comparison,
3477 if swap_tree_comparison (code) is smaller than code, hash that
3478 and arguments in the other order. Hash CONVERT_EXPR the same
3479 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3480 of ADDR_EXPR of decl as the decl itself. Add or remove
3481 OEP_ADDRESS_OF from recursive flags as needed. For
3482 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3483 operands commutatively and only the third one normally.
3484 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3486 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3488 * config/rtems.h (LIB_SPEC): Add -latomic.
3490 2016-04-27 Joel Sherrill <joel@rtems.org>
3492 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3493 xilink.ld and flags not relevant to RTEMS.
3495 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3497 * toplev.c (backend_init_target): Avoid calling init_reload when using
3500 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3502 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3503 for loops rather than one for the whole function.
3505 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3507 * match.pd (X + CST CMP X): New transformation.
3509 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3511 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3512 * fold-const.c (fold_binary_loc): Remove 2 transformations
3513 superseded by match.pd.
3514 * match.pd (x+x -> x*2): Generalize to integers.
3516 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3518 * config/i386/i386.md (operation on memory peephole): Duplicate an
3519 existing peephole and adapt it to match lea rather than an operation
3522 PR rtl-optimization/57193
3523 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3525 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3527 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3529 * tree-if-conv.c (any_pred_load_store): New static variable.
3530 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3531 any_pred_load_store instead of and_mask_load_store.
3532 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3533 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3534 (combine_blocks, tree_if_conversion): Ditto.
3536 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3538 PR tree-optimization/70771
3539 PR tree-optimization/70775
3540 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3541 virtual PHI nodes. Delete parameter.
3542 (if_convertible_loop_p_1): Delete argument to above function.
3543 (predicate_all_scalar_phis): Delete code handling single-argument
3545 (tree_if_conversion): Mark and update virtual SSA.
3547 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3550 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3551 (x86_elf_aligned_common): Rename to ...
3552 (x86_elf_aligned_decl_common): ... this.
3553 Add decl arg. Switch to .lbss for largecomm object. Use
3554 LARGECOMM_SECTION_ASM_OP.
3555 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3557 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3558 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3560 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3561 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3563 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3566 * config/i386/i386.c (SECTION_LARGE): Define.
3567 (x86_64_elf_select_section): Set it for large data/bss sections.
3568 Only clear SECTION_WRITE for .lrodata.
3569 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3571 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3572 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3573 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3575 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3576 * doc/tm.texi: Regenerate.
3578 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3581 * configure.ac (--enable-checking): Document extra flag, for
3582 non-release builds default to --enable-checking=yes,extra.
3583 If misc checking and extra checking, define CHECKING_P to 2 instead
3585 * common.opt (fchecking=): Add.
3586 * doc/invoke.texi (-fchecking=): Document.
3587 * doc/install.texi: Document --enable-checking changes.
3588 * configure: Regenerated.
3589 * config.in: Regenerated.
3591 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3593 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3594 attribute instead of which_alternative.
3595 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3596 Use EXT_REX_SSE_REG_P where appropriate.
3598 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3600 * config/i386/predicates.md (const0_operand): Do not match
3601 const_wide_int code.
3602 (const1_operand): Ditto.
3604 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3606 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3607 for SSE constm1 operands and TARGET_AVX512VL.
3608 (*movti_internal): Ditto.
3609 (*mov<mode>_or): Use constm1_operand predicate.
3610 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3611 for SSE vector_all_ones operands and TARGET_AVX512VL.
3612 * config/i386/predicates.md (constm1_operand): New predicate.
3613 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3614 emission of constant -1 load.
3616 2016-04-25 Jason Merrill <jason@redhat.com>
3618 * gdbinit.in: Skip is-a.h.
3620 * attribs.c (register_scoped_attributes): Fix logic.
3621 * attribs.h: Declare register_scoped_attributes.
3623 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3625 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3626 stxvd2x and stxvw4x built-in functions.
3628 2016-04-25 DJ Delorie <dj@redhat.com>
3630 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3631 (ashrhi3): Likewise.
3632 (lshrhi3): Likewise.
3634 2016-04-25 Richard Biener <rguenther@suse.de>
3636 PR tree-optimization/70780
3637 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3639 (compute_antic): Mark blocks with abnormal preds as visited as
3640 they have a final empty antic-in solution already.
3642 2016-04-25 Michael Collison <michael.collison@linaro.org>
3644 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3646 2016-04-25 Michael Collison <michael.collison@linaro.org>
3648 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3649 mode is VQI to improve mixed mode vectorization.
3650 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3651 define_insn to match low half of signed vaddw.
3652 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3653 define_insn to match high half of signed vaddw.
3654 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3655 define_insn to match low half of unsigned vaddw.
3656 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3657 define_insn to match high half of unsigned vaddw.
3658 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3659 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3660 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3662 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3663 * config/arm/predicates.md (vect_par_constant_high): Support
3664 big endian and simplify by calling
3665 arm_simd_check_vect_par_cnst_half
3666 (vect_par_constant_low): Likewise.
3668 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3670 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3671 predicate for operand 2.
3673 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3674 H.J. Lu <hongjiu.lu@intel.com>
3676 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3677 machine_mode argument.
3678 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3679 constm1_rtx operands. For VOIDmode constants, get mode from
3680 pred_mode. Check mode size if the mode is supported by ABI.
3681 (standard_sse_constant_opcode): Do not use standard_constant_p.
3682 Strictly check ABI support for all-ones operands.
3683 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3684 immediates. Update calls to standard_sse_constant_p.
3685 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3686 (ix86_rtx_costs): Ditto.
3687 * config/i386/i386.md (*movxi_internal_avx512f): Use
3688 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3689 Use (v,BC) alternative instead of (v,C). Use register_operand
3690 checks instead of MEM_P.
3691 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3692 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3693 isa attribute. Use register_operand checks instead of MEM_P.
3694 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3695 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3696 alternative and corresponding sse2 isa attribute.
3697 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3698 to standard_sse_constant_p.
3699 (FP constant splitters): Ditto.
3700 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3702 * config/i386/predicates.md (constm1_operand): Remove.
3703 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3704 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3705 vector_all_ones_operand instead of constm1_operand.
3707 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3709 * print-rtl.c (print_rtx_insn_vec): New function.
3710 * print-rtl.h: New prototype.
3711 * store-motion.c (struct st_expr): Make avail_stores a vector.
3712 (st_expr_entry): Adjust.
3713 (free_st_expr_entry): Likewise.
3714 (print_store_motion_mems): Likewise.
3715 (find_moveable_store): Likewise.
3716 (compute_store_table): Likewise.
3717 (delete_store): Likewise.
3718 (build_store_vectors): Likewise.
3720 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3722 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3724 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3726 * vec.h (vec_safe_contains): New function.
3727 (vec::contains): Likewise.
3728 (vec::begin): Likewise.
3729 (vec::end): Likewise.
3731 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3734 * cfgexpand.c (expand_stack_vars): Fix typo.
3736 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3738 * system.h (list, map, set, vector): Include conditionally.
3739 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3740 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3741 * ipa-icf.c (INCLUDE_LIST): Define.
3742 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3743 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3744 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3745 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3746 * cp/logic.cc (INCLUDE_LIST): Define.
3747 * fortran/trans-common.c (INCLUDE_MAP): Define.
3749 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3751 * auto-profile.c: Remove <string.h> include.
3752 * ipa-icf-gimple.c: Remove <list> include.
3753 * diagnostic.c: Remove <new> include.
3754 * genmatch.c: Likewise.
3755 * pretty-print.c: Likewise.
3756 * toplev.c: Likewise
3757 * c/c-objc-common.c: Likewise.
3758 * cp/error.c: Likewise.
3759 * fortran/error.c: Likewise.
3761 2016-04-22 Richard Biener <rguenther@suse.de>
3763 * lto-streamer-in.c (input_ssa_names): Do not allocate
3764 GIMPLE_NOP for all SSA names.
3765 * lto-streamer-out.c (output_ssa_names): Do not output
3766 SSA names that should have been released.
3768 2016-04-22 Richard Biener <rguenther@suse.de>
3770 PR tree-optimization/70740
3771 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3774 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3777 * config/i386/predicates.md (call_insn_operand): Replace
3778 sibcall_memory_operand with memory_operand.
3780 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3782 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3783 has_single_use() tests.
3784 (register_edge_assert_for_1): Likewise.
3785 (find_assert_locations_1): Check the liveness bitmap instead of
3786 checking has_single_use().
3788 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3791 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3792 Extract AVX-512BW constraint from AVX.
3794 2016-04-21 Richard Biener <rguenther@suse.de>
3796 PR tree-optimization/70725
3797 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3798 for phi_convertible_by_degenerating_args.
3799 (predicate_all_scalar_phis): Handle single-argument PHIs.
3801 2016-04-21 Richard Biener <rguenther@suse.de>
3804 * fold-const.c (fold_comparison): Return properly typed
3807 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3809 PR tree-optimization/70715
3810 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3811 after expanding BASE using expand_simple_operations.
3813 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3815 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3816 New transformations.
3818 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3820 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3822 2016-04-20 Jan Hubicka <jh@suse.cz>
3824 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3825 ultiimate_alias_target.
3826 (update_callee_keys): Likewise.
3827 (lookup_recursive_calls): Likewise.
3828 (speculation_useful_p): Likewise.
3830 2016-04-20 Jan Hubicka <jh@suse.cz>
3833 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3834 (set_nothrow_flag_1): ... this; handle interposition correctly;
3835 recurse on aliases and thunks.
3836 (cgraph_node::set_nothrow_flag): New.
3837 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3838 functions compiled with non-call exceptions that binds to current
3840 (propagate_nothrow): Be safe WRT interposition.
3841 * cgraph.h (set_nothrow_flag): Update prototype.
3843 2016-04-18 Jan Hubicka <jh@suse.cz>
3845 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3846 max_loop_iterations_int.
3847 (tree_unswitch_outer_loop): Likewise.
3849 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3851 PR tree-optimization/69489
3852 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3853 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3854 Revise dump message.
3855 (if_convertible_bb_p): Remove check on edge count of basic block's
3858 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3860 PR tree-optimization/56625
3861 PR tree-optimization/69489
3862 * tree-data-ref.h (DR_INNERMOST): New macro.
3863 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3864 hashing struct innermost_loop_behavior.
3865 (ref_DR_map): Remove.
3866 (innermost_DR_map): New map.
3867 (baseref_DR_map): Revise comment.
3868 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3869 to innermost_DR_map accroding to its innermost loop behavior.
3870 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3871 to its innermost loop behavior.
3872 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3873 Add initialization for innermost_DR_map. Record memory reference
3874 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3875 have innermost loop behavior.
3876 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3879 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3881 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3882 *lea_general_1. Use explicit SWI12 mode interator.
3883 (*lea<mode>_general_2): Rename from *lea_general_2.
3884 Use explicit SWI12 mode interator.
3885 (*lea<mode>_general_3): Rename from *lea_general_3.
3886 Use explicit SWI12 mode interator.
3887 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3888 Use explicit SWI12 mode interator.
3889 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3890 Use explicit SWI48 mode interator.
3892 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3894 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3895 Short-cut unaligned load and store cases. Handle all integer
3897 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3898 and store cases. Call ix86_avx256_split_vector_move_misalign
3899 directly without checking mode class.
3901 2016-04-20 Andrew Pinski <apinski@cavium.com>
3902 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3905 * config/aarch64/aarch64.md (sibcall): Force call
3906 address to be DImode for ILP32.
3907 (sibcall_value): Likewise.
3909 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3911 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3913 2016-04-20 Richard Biener <rguenther@suse.de>
3915 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3916 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3917 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3918 (maybe_push_res_to_seq): Adjust.
3919 * gimple-fold.c (maybe_build_generic_op): Likewise.
3921 2016-04-20 Marek Polacek <polacek@redhat.com>
3923 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3926 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3928 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3929 use kmovw to support AVX512F target.
3931 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3933 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3935 2016-04-20 Marek Polacek <polacek@redhat.com>
3937 PR tree-optimization/70725
3938 * tree-if-conv.c (is_false_predicate): New function.
3939 (predicate_mem_writes): Use it.
3941 2016-04-20 Richard Biener <rguenther@suse.de>
3943 PR tree-optimization/70726
3944 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3945 shift amounts from a pattern stmt operand.
3947 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3950 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3951 stack_restore_from_fpr pattern when restoring r15.
3952 (s390_optimize_prologue): Strip away the memory barrier in the
3953 parallel when trying to get rid of restore insns.
3954 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3955 definition for loading the stack pointer from an FPR. Compared to
3956 the normal move insn this pattern includes a full memory barrier.
3958 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3961 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3962 implicitly linear or lastprivate iterator on the outer context.
3964 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3968 * config/i386/i386.md (ssememalign): Removed.
3969 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3971 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3975 const short * to __builtin_ia32_loaddquhi512_mask.
3976 (_mm512_maskz_loadu_epi16): Likewise.
3977 (_mm512_mask_storeu_epi16): Pass short * to
3978 __builtin_ia32_storedquhi512_mask.
3979 (_mm512_mask_loadu_epi8): Pass const char * to
3980 __builtin_ia32_loaddquqi512_mask.
3981 (_mm512_maskz_loadu_epi8): Likewise.
3982 (_mm512_mask_storeu_epi8): Pass char * to
3983 __builtin_ia32_storedquqi512_mask.
3984 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3985 const double * to __builtin_ia32_loadupd512_mask.
3986 (_mm512_mask_loadu_pd): Likewise.
3987 (_mm512_maskz_loadu_pd): Likewise.
3988 (_mm512_storeu_pd): Pass double * to
3989 __builtin_ia32_storeupd512_mask.
3990 (_mm512_mask_storeu_pd): Likewise.
3991 (_mm512_loadu_ps): Pass const float * to
3992 __builtin_ia32_loadups512_mask.
3993 (_mm512_mask_loadu_ps): Likewise.
3994 (_mm512_maskz_loadu_ps): Likewise.
3995 (_mm512_storeu_ps): Pass float * to
3996 __builtin_ia32_storeups512_mask.
3997 (_mm512_mask_storeu_ps): Likewise.
3998 (_mm512_mask_loadu_epi64): Pass const long long * to
3999 __builtin_ia32_loaddqudi512_mask.
4000 (_mm512_maskz_loadu_epi64): Likewise.
4001 (_mm512_mask_storeu_epi64): Pass long long *
4002 to __builtin_ia32_storedqudi512_mask.
4003 (_mm512_loadu_si512): Pass const int * to
4004 __builtin_ia32_loaddqusi512_mask.
4005 (_mm512_mask_loadu_epi32): Likewise.
4006 (_mm512_maskz_loadu_epi32): Likewise.
4007 (_mm512_storeu_si512): Pass int * to
4008 __builtin_ia32_storedqusi512_mask.
4009 (_mm512_mask_storeu_epi32): Likewise.
4010 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4011 char * to __builtin_ia32_storedquqi256_mask.
4012 (_mm_mask_storeu_epi8): Likewise.
4013 (_mm256_mask_loadu_epi16): Pass const short * to
4014 __builtin_ia32_loaddquhi256_mask.
4015 (_mm256_maskz_loadu_epi16): Likewise.
4016 (_mm_mask_loadu_epi16): Pass const short * to
4017 __builtin_ia32_loaddquhi128_mask.
4018 (_mm_maskz_loadu_epi16): Likewise.
4019 (_mm256_mask_loadu_epi8): Pass const char * to
4020 __builtin_ia32_loaddquqi256_mask.
4021 (_mm256_maskz_loadu_epi8): Likewise.
4022 (_mm_mask_loadu_epi8): Pass const char * to
4023 __builtin_ia32_loaddquqi128_mask.
4024 (_mm_maskz_loadu_epi8): Likewise.
4025 (_mm256_mask_storeu_epi16): Pass short * to.
4026 __builtin_ia32_storedquhi256_mask.
4027 (_mm_mask_storeu_epi16): Pass short * to.
4028 __builtin_ia32_storedquhi128_mask.
4029 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4030 const double * to __builtin_ia32_loadupd256_mask.
4031 (_mm256_maskz_loadu_pd): Likewise.
4032 (_mm_mask_loadu_pd): Pass onst double * to
4033 __builtin_ia32_loadupd128_mask.
4034 (_mm_maskz_loadu_pd): Likewise.
4035 (_mm256_mask_storeu_pd): Pass double * to
4036 __builtin_ia32_storeupd256_mask.
4037 (_mm_mask_storeu_pd): Pass double * to
4038 __builtin_ia32_storeupd128_mask.
4039 (_mm256_mask_loadu_ps): Pass const float * to
4040 __builtin_ia32_loadups256_mask.
4041 (_mm256_maskz_loadu_ps): Likewise.
4042 (_mm_mask_loadu_ps): Pass const float * to
4043 __builtin_ia32_loadups128_mask.
4044 (_mm_maskz_loadu_ps): Likewise.
4045 (_mm256_mask_storeu_ps): Pass float * to
4046 __builtin_ia32_storeups256_mask.
4047 (_mm_mask_storeu_ps): ass float * to
4048 __builtin_ia32_storeups128_mask.
4049 (_mm256_mask_loadu_epi64): Pass const long long * to
4050 __builtin_ia32_loaddqudi256_mask.
4051 (_mm256_maskz_loadu_epi64): Likewise.
4052 (_mm_mask_loadu_epi64): Pass const long long * to
4053 __builtin_ia32_loaddqudi128_mask.
4054 (_mm_maskz_loadu_epi64): Likewise.
4055 (_mm256_mask_storeu_epi64): Pass long long * to
4056 __builtin_ia32_storedqudi256_mask.
4057 (_mm_mask_storeu_epi64): Pass long long * to
4058 __builtin_ia32_storedqudi128_mask.
4059 (_mm256_mask_loadu_epi32): Pass const int * to
4060 __builtin_ia32_loaddqusi256_mask.
4061 (_mm256_maskz_loadu_epi32): Likewise.
4062 (_mm_mask_loadu_epi32): Pass const int * to
4063 __builtin_ia32_loaddqusi128_mask.
4064 (_mm_maskz_loadu_epi32): Likewise.
4065 (_mm256_mask_storeu_epi32): Pass int * to
4066 __builtin_ia32_storedqusi256_mask.
4067 (_mm_mask_storeu_epi32): Pass int * to
4068 __builtin_ia32_storedqusi128_mask.
4069 * config/i386/i386-builtin-types.def (PCSHORT): New.
4071 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4072 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4073 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4074 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4075 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4076 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4077 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4078 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4079 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4080 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4081 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4082 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4083 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4084 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4085 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4086 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4087 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4088 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4089 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4090 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4091 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4092 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4093 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4094 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4095 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4096 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4097 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4098 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4099 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4100 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4101 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4102 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4103 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4104 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4105 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4106 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4107 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4108 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4109 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4110 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4111 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4112 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4113 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4114 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4115 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4116 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4117 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4118 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4119 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4121 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4122 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4124 (ix86_expand_vector_move_misalign): Likewise.
4125 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4126 to scalar function prototype for unaligned load/store builtins.
4127 (ix86_expand_special_args_builtin): Updated.
4128 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4129 (UNSPEC_STOREU): Likewise.
4130 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4131 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4132 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4133 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4134 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4135 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4136 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4137 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4138 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4139 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4140 (<avx512>_storedqu<mode>_mask): Likewise.
4141 (*sse4_2_pcmpestr_unaligned): Likewise.
4142 (*sse4_2_pcmpistr_unaligned): Likewise.
4143 (*mov<mode>_internal): Renamed to ...
4144 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4145 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4146 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4147 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4149 2016-04-19 Richard Biener <rguenther@suse.de>
4151 PR tree-optimization/70171
4152 * tree-ssa-phiprop.c: Include stor-layout.h.
4153 (phiprop_insert_phi): Handle the aggregate copy case.
4154 (propagate_with_phi): Likewise.
4156 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4159 instead of simplify_gen_subreg (... , 0).
4160 (ix86_delegitimize_address): Ditto.
4161 (ix86_split_divmod): Ditto.
4162 (ix86_split_copysign_const): Ditto.
4163 (ix86_split_copysign_var): Ditto.
4164 (ix86_expand_args_builtin): Ditto.
4165 (ix86_expand_round_builtin): Ditto.
4166 (ix86_expand_special_args_builtin): Ditto.
4167 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4168 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4169 (udivmodqi4): Ditto.
4170 (absneg splitters): Ditto.
4171 (*jcc_bt<mode>_1): Ditto.
4173 2016-04-19 Richard Biener <rguenther@suse.de>
4175 PR tree-optimization/70724
4176 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4177 restoring out from ...
4178 (free_scc_vn): ... here.
4179 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4180 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4182 (pass_fre::execute): Restore SSA info.
4184 2016-04-19 Richard Biener <rguenther@suse.de>
4186 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4187 * gimple-walk.c (walk_gimple_op): Initialize it.
4188 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4189 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4190 remapping SSA names of defs.
4191 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4194 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4197 * lra-constraints.c (equiv_substition_p): New.
4198 (process_alt_operands): Use it.
4199 (swap_operands): Swap it.
4200 (curr_insn_transform): Update it.
4202 2016-04-18 Michael Matz <matz@suse.de>
4204 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4205 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4206 * tree-core.h (tree_type_common.align): Use bit-field.
4207 (tree_type_common.spare): New.
4208 (tree_decl_common.off_align): Make smaller.
4209 (tree_decl_common.align): Use bit-field.
4211 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4212 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4213 (scan_sharing_clauses): Ditto.
4214 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4215 (omp_finish_file): Ditto.
4216 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4217 (layout_decl): Ditto.
4218 (relayout_decl): Ditto.
4219 (finalize_record_size): Use SET_TYPE_ALIGN.
4220 (finalize_type_size): Ditto.
4221 (finish_builtin_struct): Ditto.
4222 (layout_type): Ditto.
4223 (initialize_sizetypes): Ditto.
4224 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4225 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4226 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4227 (get_chain_field): Ditto.
4228 (get_trampoline_type): Ditto.
4229 (get_nl_goto_field): Ditto.
4230 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4232 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4233 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4234 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4235 (build_qualified_type): Use SET_TYPE_ALIGN.
4236 (build_aligned_type, build_range_type_1): Ditto.
4237 (build_atomic_base): Ditto.
4238 (build_common_tree_nodes): Ditto.
4239 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4240 (expand_one_stack_var_at): Ditto.
4241 * coverage.c (build_var): Use SET_DECL_ALIGN.
4242 * except.c (init_eh): Ditto.
4243 * function.c (assign_parm_setup_block): Ditto.
4244 * symtab.c (increase_alignment_1): Ditto.
4245 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4246 * tree-vect-stmts.c (ensure_base_align): Ditto.
4247 * varasm.c (align_variable): Ditto.
4248 (assemble_variable): Ditto.
4249 (build_constant_desc): Ditto.
4250 (output_constant_def_contents): Ditto.
4252 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4253 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4254 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4255 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4256 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4258 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4261 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4262 replace %vmovsd with "%vmovq".
4263 (vec_concatv2df): Likewise.
4265 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4267 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4268 (*vec_extractv2si_0): Ditto.
4269 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4270 (zero_extended_scalar_load_operand splitters): Ditto.
4271 (vec_extract splitters): Ditto.
4272 (*vec_extractv4si_0_zext): Ditto.
4273 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4275 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4276 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4277 (*sse4_1_extractps): Use lowpart_subreg.
4278 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4280 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4282 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4284 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4285 Mention Solaris 11 packaging changes.
4286 Update gas and gld requirements.
4287 Remove reference to pre-Solaris 10 bug.
4288 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4290 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4293 2016-04-17 Jan Hubicka <jh@suse.cz>
4295 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4296 max_loop_iterations_int.
4298 2016-04-18 Richard Biener <rguenther@suse.de>
4300 PR tree-optimization/43434
4301 * tree-ssa-structalias.c (struct vls_data): New.
4302 (visit_loadstore): Handle all pointer-based accesses.
4303 (compute_dependence_clique): Compute a bitmap of restrict tags
4304 assigned bases and pass it to visit_loadstore.
4306 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4309 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4310 armv8.1-a and armv8.1-a+crc.
4312 2016-04-18 Richard Biener <rguenther@suse.de>
4314 PR tree-optimization/70701
4315 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4316 references after translating through a memcpy.
4318 2016-04-18 Richard Biener <rguenther@suse.de>
4320 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4321 (compute_antic): ... here. For partial antic use regular
4322 postorder and scrap iteration.
4323 (compute_partial_antic_aux): Remove unused return value.
4324 (init_pre): Do not allocate postorder.
4325 (fini_pre): Do not free postorder.
4327 2016-04-18 Richard Biener <rguenther@suse.de>
4330 * expmed.c (extract_bit_field_1): Remove broken case
4331 using a wider MODE_INT mode.
4333 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4335 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4336 unless compiling with at least GCC-4.8.
4338 2016-04-17 Jan Hubicka <jh@suse.cz>
4341 * graphite.c (graphite_finalize): Update call to
4342 tree_estimate_probability.
4343 * predict.h (tree_estimate_probability): Update prototype.
4345 2016-04-17 Jan Hubicka <jh@suse.cz>
4347 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4348 (tree_estimate_probability): Likewise.
4349 (pass_profile::execute): Update.
4350 (report_predictor_hitrates): New function.
4351 * profile.c (compute_branch_probabilities): Use it.
4352 * predict.h (report_predictor_hitrates): Declare.
4354 2016-04-17 Jan Hubicka <jh@suse.cz>
4357 * cgraph.h (cgraph_node::set_const_flag,
4358 cgraph_node::set_pure_flag): Update prototype to return bool;
4360 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4361 of interposable symbol are interposable, too.
4362 (cgraph_set_const_flag_1): Rename to ...
4363 (set_const_flag_1): ... this one; change to self recursive function
4364 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4365 clearnig the flag in all variants and also virtual thunks of const
4366 functions are pure; track if any change was done.
4367 (cgraph_node::set_const_flag): Update.
4368 (struct set_pure_flag_info): New struct.
4369 (cgraph_set_pure_flag_1): Rename to ...
4370 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4371 rather than pointer encoded flags; track if any changes was done;
4372 handle correctly clearning flag and setting flag of aliases already
4374 (cgraph_node::set_pure_flag): Update.
4375 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4377 2016-04-17 Tom de Vries <tom@codesourcery.com>
4380 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4383 2016-04-17 Tom de Vries <tom@codesourcery.com>
4385 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4386 '{}<> ' as escape-for-record.
4388 2016-04-17 Tom de Vries <tom@codesourcery.com>
4390 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4393 2016-04-17 Tom de Vries <tom@codesourcery.com>
4396 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4397 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4398 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4399 * passes.c (finish_optimization_passes): Only call
4400 finish_graph_dump_file if dfi->graph_dump_initialized.
4401 (execute_function_dump, pass_init_dump_file): Use
4402 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4404 2016-04-17 Tom de Vries <tom@codesourcery.com>
4406 PR tree-optimization/70256
4407 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4408 (debug_varmap): New function.
4410 2016-04-17 Tom de Vries <tom@codesourcery.com>
4413 * passes.c (pass_manager::register_pass): Propagate pflags.
4415 2016-04-17 Tom de Vries <tom@codesourcery.com>
4418 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4419 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4420 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4421 check if it's equal to p_start.
4422 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4424 2016-04-15 Jan Hubicka <jh@suse.cz>
4427 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4428 function does not bind to current def.
4429 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4430 handle conservatively calls to functions that does not need to bind
4432 (check_call): Update call of worse_state.
4433 (ignore_edge_for_nothrow): Update.
4434 (ignore_edge_for_pure_const): Likewise.
4435 (propagate_pure_const): Update calls to worse_state.
4436 (skip_function_for_local_pure_const): Reformat comments.
4438 2016-04-15 Jan Hubicka <jh@suse.cz>
4441 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4442 (cgraph_node::function_symbol): Likewise.
4443 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4444 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4445 (symtab_node::ultimate_alias_target): Add REF parameter.
4446 (symtab_node::binds_to_current_def_p): Declare.
4447 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4448 (cgraph_node::function_symbol): Likewise.
4449 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4450 (cgraph_node::get_availability): Likewise.
4451 (cgraph_edge::binds_to_current_def_p): New inline function.
4452 (varpool_node::get_availability): Add REF parameter.
4453 (varpool_node::ultimate_alias_target): Likewise.
4454 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4455 (symtab_node::binds_to_current_def_p): Likewise.
4456 * varpool.c (varpool_node::get_availability): Likewise.
4458 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4461 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4462 Fix mode size check.
4464 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4466 * BASE-VER: Set to 7.0.0.
4468 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4470 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4472 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4474 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4475 architecture revisions.
4477 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4479 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4480 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4481 * config/i386/i386.md (stack decrement to push peepholes): Guard
4482 with !x86_using_red_zone ().
4484 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4487 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4488 to dump_generic_node.
4489 (NIY): Pass also flags to do_niy.
4491 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4493 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4494 (simd_clone_vector_of_formal_parm_types)
4495 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4496 (simd_clone_mangle, simd_clone_create)
4497 (simd_clone_adjust_return_type, create_tmp_simd_array)
4498 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4499 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4500 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4501 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4502 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4503 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4504 * omp-simd-clone.c: ... this new file.
4505 (simd_clone_vector_of_formal_parm_types): Make it static.
4506 * Makefile.in (OBJS): Add omp-simd-clone.o.
4508 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4511 * config/i386/sse.md: Use proper memory operand modifiers.
4514 2016-04-15 Richard Biener <rguenther@suse.de>
4515 Alan Modra <amodra@gmail.com>
4517 PR tree-optimization/70130
4518 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4519 when alignment stays not the same and no not use the realign
4522 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4525 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4526 direct move handlers for KFmode. Change TFmode handlers test from
4527 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4529 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4532 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4533 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4534 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4535 * tree-ssa-live.c (remove_unused_scope_block_p): When
4536 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4537 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4538 block_ultimate_origin is FUNCTION_DECL.
4539 (remove_unused_locals): If current_function_decl is
4540 polymorphic_ctor_dtor_p, pass initial true to
4541 remove_unused_scope_block_p' is_ctor_dtor_block.
4543 2016-04-14 Martin Sebor <msebor@redhat.com>
4548 * doc/extend.texi (Variable Length): Revert.
4550 2016-04-14 Marek Polacek <polacek@redhat.com>
4551 Jan Hubicka <hubicka@ucw.cz>
4554 * tree.c (verify_type): Disable the canonical type of main variant
4557 2016-04-14 Jason Merrill <jason@redhat.com>
4559 * cfgexpand.c, expr.c: Revert previous change.
4561 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4564 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4565 when building a mem ref for the incoming reduction variable.
4567 2016-04-14 Richard Biener <rguenther@suse.de>
4569 PR tree-optimization/70614
4570 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4571 loop if the evolution dropped to chrec_dont_know.
4572 (interpret_condition_phi): Likewise.
4574 2016-04-14 Richard Biener <rguenther@suse.de>
4576 PR tree-optimization/70623
4577 * tree-ssa-pre.c (changed_blocks): Make global ...
4578 (compute_antic): ... local here. Move and fix worklist
4579 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4580 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4581 worklist handling, dump when ANTIC_IN changed.
4582 (compute_partial_antic_aux): Remove worklist handling.
4583 (init_pre): Do not compute post dominators. Add a comment about
4584 the CFG order chosen.
4585 (fini_pre): Do not free post dominators.
4587 2016-04-13 Martin Sebor <msebor@redhat.com>
4592 * doc/extend.texi (Variable Length): Document C++ specifics.
4594 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4597 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4598 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4599 eh edges have been purged.
4602 * tree-sra.c (create_access_replacement,
4603 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4605 * tree-pretty-print.c (dump_fancy_name): New function.
4606 (dump_decl_name, dump_generic_node): Use it.
4608 2016-04-13 Jason Merrill <jason@redhat.com>
4610 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4611 * expr.c (expand_expr_real_1): Likewise.
4613 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4615 * config/i386/i386.md (kunpckhi): Swap operands.
4616 (kunpcksi): Likewise.
4617 (kunpckdi): Likewise.
4618 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4619 (vec_pack_trunc_<mode>): Likewise.
4621 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4624 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4627 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4628 gimplification turns some element into non-constant.
4631 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4632 * explow.c (convert_memory_address_addr_space_1): No longer static,
4633 add NO_EMIT argument and don't call convert_modes if true, pass
4634 it down recursively, remove break after return.
4635 (convert_memory_address_addr_space): Adjust caller.
4636 * simplify-rtx.c (simplify_unary_operation_1): Call
4637 convert_memory_address_addr_space_1 instead of convert_memory_address,
4638 if it returns NULL, don't simplify.
4640 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4643 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4645 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4647 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4648 Bump the upper SIMDLEN limits, so that if the return type or
4649 characteristic type if the return type is void can be passed in
4650 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4653 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4656 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4657 Do not use "=" constraint on an input constraint.
4658 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4659 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4660 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4661 generates (neg (abs ...)) instead of (abs ...).
4663 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4665 PR rtl-optimization/70596
4666 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4667 just invalidate LRA data and reset them. Adjust dump wording.
4669 2016-04-12 Martin Liska <mliska@suse.cz>
4672 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4674 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4676 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4677 max_loop_iterations_int.
4678 (tree_unswitch_outer_loop): Likewise.
4679 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4680 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4682 2016-04-12 Tom de Vries <tom@codesourcery.com>
4684 PR tree-optimization/68756
4685 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4686 instead of new_name.
4688 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4690 PR tree-optimization/70602
4691 * tree-sra.c (generate_subtree_copies): Don't write anything into
4692 constant pool decls.
4694 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4695 regardless whether there are depend clauses or not.
4697 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4700 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4701 target attribute and pragma from changing the -mfloat128
4702 and -mfloat128-hardware options.
4704 * doc/extend.texi (Additional Floating Types): Document PowerPC
4705 __float128 restrictions.
4707 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4710 * config/aarch64/driver-aarch64.c
4711 (aarch64_get_extension_string_for_isa_flags): New.
4712 (arch_extension): Rename to...
4713 (aarch64_arch_extension): ...This.
4714 (ext_to_feat_string): Rename to...
4715 (aarch64_extensions): ...This.
4716 (aarch64_core_data): Keep track of architecture extension flags.
4717 (cpu_data): Rename to...
4718 (aarch64_cpu_data): ...This.
4719 (aarch64_arch_driver_info): Keep track of architecture extension
4721 (get_arch_name_from_id): Rename to...
4722 (get_arch_from_id): ...This, change return type.
4723 (host_detect_local_cpu): Update and reformat for renames, handle
4724 extensions through common infrastructure.
4726 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4729 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4730 track of a canonical flag name.
4731 (all_extensions): Likewise.
4732 (arch_to_arch_name): Also track extension flags enabled by the arch.
4733 (all_architectures): Likewise.
4734 (aarch64_parse_extension): Move to here.
4735 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4737 (aarch64_rewrite_selected_cpu): Update for above change.
4738 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4739 are handled, such that the single explicit value enabled by an
4740 extension is kept seperate from the implicit values it also enables.
4741 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4743 (aarch64_parse_extension): New.
4744 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4745 here to config/aarch64/aarch64-protos.h.
4746 (aarch64_parse_extension): Move from here to
4747 common/config/aarch64/aarch64-common.c.
4748 (aarch64_option_print): Update.
4749 (aarch64_declare_function_name): Likewise.
4750 (aarch64_start_file): Likewise.
4751 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4752 the canonical flag for extensions.
4753 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4756 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4758 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4761 2016-04-09 Tom de Vries <tom@codesourcery.com>
4763 PR tree-optimization/68953
4764 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4765 first to last subscript.
4767 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4769 PR tree-optimization/70586
4770 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4773 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4777 PR tree-optimization/70373
4781 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4782 clauses for acc parallel reductions as necessary. Error on those
4784 * omp-low.c (scan_sharing_clauses): Don't install variables which
4785 are used in acc parallel reductions.
4786 (lower_rec_input_clauses): Remove dead code.
4787 (lower_oacc_reductions): Add support for reference reductions.
4788 (lower_reduction_clauses): Remove dead code.
4789 (lower_omp_target): Don't remap variables appearing in acc parallel
4791 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4793 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4796 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4797 with multiple SSA_NAME defs, force the outputs other than first
4798 to be live before calling live_track_process_def on each output.
4800 PR rtl-optimization/70574
4801 * fwprop.c (forward_propagate_and_simplify): Don't add
4802 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4803 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4804 paradoxical subregs within *loc.
4806 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4808 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4809 -ftree-parallelize-loops={0,1}.
4810 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4811 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4812 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4813 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4814 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4816 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4819 * asan.c (instrument_derefs): If we get unknown location, extract it
4821 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4823 2016-04-08 Tom de Vries <tom@codesourcery.com>
4825 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4826 implicit firstprivate clause.
4828 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4831 * config/arm/thumb2.md (tst + branch-> lsls + branch
4832 peephole below *orsi_not_shiftsi_si): Require that condition
4833 register is dead after the peephole.
4834 (second peephole after the above): Likewise.
4836 2016-04-08 Alan Modra <amodra@gmail.com>
4839 * builtins.c (fold_builtin_classify): For IBM extended precision,
4840 look at just the high-order double to test for NaN.
4841 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4842 test just the high double for Inf but both doubles for subnormal
4845 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4847 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4848 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4849 node->simdclone->mask_mode != VOIDmode masks.
4850 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4851 earlier, use it instead of node->simdclone.
4852 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4853 Set clonei->mask_mode.
4855 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4858 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4859 Pass it through to cp_parser_already_scoped_statement.
4860 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4861 it through to cp_parser_statement.
4862 (cp_parser_statement): Pass IF_P through to
4863 cp_parser_iteration_statement.
4864 (cp_parser_pragma): Adjust call to
4865 cp_parser_iteration_statement.
4867 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4870 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4871 resolve a future -Wparentheses warning.
4872 * omp-low.c (scan_sharing_clauses): Likewise.
4873 * tree-parloops.c (eliminate_local_variables): Likewise.
4875 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4877 PR rtl-optimization/70398
4878 * lra-constraints.c (process_address_1): Check zero scale and code
4879 for reloading with zero scale.
4881 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4883 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4884 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4886 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4888 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4889 Add support for AVX512F clones, include them by default for
4890 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4891 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4895 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4896 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4897 firstprivate clauses.
4898 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4899 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4900 (lower_omp_target): Set TREE_NO_WARNING for
4901 non-addressable possibly uninitialized vars which are copied into
4902 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4904 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4906 * config/pa/predicates.md (integer_store_memory_operand): Accept
4907 REG+D operands with a large offset when reload_in_progress is true.
4908 (floating_point_store_memory_operand): Likewise.
4910 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4913 * match.pd (nested int casts): Limit to GIMPLE.
4915 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4918 * ipa-devirt.c (maybe_record_node): Fix comment; use
4919 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4921 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4923 PR rtl-optimization/70542
4924 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4925 if there are any uses other than insn or debug insns.
4927 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4928 Jakub Jelinek <jakub@redhat.com>
4930 PR tree-optimization/70509
4931 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4932 Shift HOST_WIDE_INT_1U instead of 1.
4934 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4936 PR tree-optimization/70509
4937 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4938 of the vector base type for index.
4940 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4945 2016-04-05 Richard Biener <rguenther@suse.de>
4947 PR tree-optimization/70526
4948 * tree-sra.c (build_ref_for_offset): Use prev_base to
4949 extract the alias pointer type.
4951 2016-04-05 Richard Biener <rguenther@suse.de>
4953 * dse.c (struct store_info): Remove alias_set member.
4954 (struct read_info_type): Likewise.
4955 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4956 spill_deleted, clear_alias_set_lookup): Remove.
4957 (get_group_info): Remove dead base == NULL_RTX case.
4958 (dse_step0): Remove initialization of removed variables.
4959 (delete_dead_store_insn): Reomve alias set dumping.
4960 (free_read_records): Remove alias_set handling.
4961 (canon_address): Remove alias_set_out parameter.
4962 (record_store): Remove spill_alias_set, it's always zero.
4963 (check_mem_read_rtx): Likewise.
4964 (dse_step2): Rename from ...
4965 (dse_step2_nospill): ... this. Adjust.
4966 (scan_stores): Rename from ...
4967 (scan_stores_nospill): ... this.
4968 (scan_reads): Rename from ...
4969 (scan_reads_nospill): ... this.
4970 (scan_stores_spill, scan_reads_spill): Remove.
4971 (dse_step3_scan): Remove for_spills argument which is always false.
4972 (dse_step3): Likewise.
4973 (dse_step5): Rename from ...
4974 (dse_step5_nospill): ... this. Remove alias_set handling.
4975 (rest_of_handle_dse): Adjust.
4977 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4980 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4981 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4982 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4983 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4985 2016-04-05 Richard Biener <rguenther@suse.de>
4988 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4989 non-register type temporaries into SSA.
4991 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4994 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4995 calls when sanitizing.
4996 (possible_polymorphic_call_target_p): Fix formatting.
4998 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4999 Jakub Jelinek <jakub@redhat.com>
5002 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5003 to ensure a call statement is compatible with a built-in's
5005 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5008 2016-04-04 Richard Biener <rguenther@suse.de>
5010 PR rtl-optimization/70484
5011 * rtl.h (canon_output_dependence): Declare.
5012 * alias.c (canon_output_dependence): New function.
5013 * dse.c (record_store): Use canon_output_dependence rather
5014 than canon_true_dependence.
5016 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5019 * cgraph.h (symtab_node::copy_visibility_from): New function.
5020 * symtab.c (symtab_node::copy_visibility_from): New function.
5021 * ipa-visibility.c (optimize_weakref): New function.
5022 (function_and_variable_visibility): Use it.
5024 2016-04-04 Martin Liska <mliska@suse.cz>
5027 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5028 value that is really in range handled by SBR instruction.
5029 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5030 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5031 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5033 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5037 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5038 set, but not for SP_REG operands.
5040 2016-04-02 Martin Sebor <msebor@redhat.com>
5043 * fold-const.c (maybe_nonzero_address): New function.
5044 (fold_comparison): Call it. Fold equality and relational
5045 expressions involving null pointers.
5046 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5048 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5050 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5051 the "Y" constraint (scalar FP 0.0 immediate).
5053 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5054 Add the "const_double" to the list of operand constraints.
5056 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5058 PR rtl-optimization/70467
5059 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5060 If low word of the last operand is 0, just emit addition/subtraction
5063 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5066 * config/s390/s390.c (s390_expand_insv): Check for everything
5067 constant instead of just VOIDmode stuff.
5069 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5072 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5074 2016-04-01 Nathan Sidwell <nathan@acm.org>
5076 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5078 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5080 PR rtl-optimization/70461
5081 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5084 2016-03-31 Martin Liska <mliska@suse.cz>
5087 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5088 a tree value or an immediate integer value to a buffer
5089 that is eventually copied to a BRIG section.
5090 (emit_immediate_operand): Call the function here.
5091 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5092 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5093 of class' fields that are removed.
5094 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5095 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5096 m_brig_repr_size fields.
5098 2016-03-31 Martin Liska <mliska@suse.cz>
5101 * hsa-gen.c (hsa_function_representation::update_dominance): New
5103 (convert_addr_to_flat_segment): Likewise.
5104 (gen_hsa_memory_set): New alignment argument.
5105 (gen_hsa_ctor_assignment): Likewise.
5106 (gen_hsa_insns_for_single_assignment): Provide alignment
5107 to gen_hsa_ctor_assignment.
5108 (gen_hsa_insns_for_direct_call): Add new argument.
5109 (expand_lhs_of_string_op): New function.
5110 (expand_string_operation_builtin): Likewise.
5111 (expand_memory_copy): New function.
5112 (expand_memory_set): New function.
5113 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5114 (convert_switch_statements): Change signature.
5115 (generate_hsa): Use a return value of the function.
5116 (pass_gen_hsail::execute): Do not call
5117 convert_switch_statements here.
5118 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5119 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5120 (hsa_function_representation::update_dominance): New function.
5122 2016-03-31 Martin Liska <mliska@suse.cz>
5125 * hsa-brig.c (emit_directive_variable): Emit alignment
5126 according to hsa_symbol::m_align.
5127 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5128 (dump_hsa_symbol): Dump alignment of HSA symbols.
5129 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5130 (gen_hsa_addr_with_align): New function.
5131 (hsa_bitmemref_alignment): Use newly added function.
5132 (gen_hsa_insns_for_load): Likewise.
5133 (gen_hsa_insns_for_store): Likewise.
5134 (gen_hsa_memory_copy): New argument added.
5135 (gen_hsa_insns_for_single_assignment): Respect
5136 alignment for assignments processed via gen_hsa_memory_copy.
5137 (gen_hsa_insns_for_direct_call): Likewise.
5138 (gen_hsa_insns_for_return): Likewise.
5139 (gen_function_def_parameters): Set default alignment.
5140 * hsa.c (hsa_object_alignment): New function.
5141 (hsa_byte_alignment): Pasted function.
5142 * hsa.h (hsa_symbol::m_align): New field.
5144 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5146 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5147 scratch field for goto case.
5149 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5151 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5153 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5156 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5157 (scalar_chain::convert_insn): Call convert_op for reg
5158 moves to handle undefined registers.
5160 2016-03-31 Nathan Sidwell <nathan@acm.org>
5163 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5164 Assert we don't want to move backwards.
5166 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5169 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5171 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5173 PR rtl-optimization/70460
5174 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5175 with operand from REG_LABEL_OPERAND, instead substitute
5176 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5177 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5179 2016-03-31 Martin Liska <mliska@suse.cz>
5181 * passes.c (execute_one_pass): Do not call
5182 todo_after for a discarded function.
5184 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5186 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5187 (no_cost, infinite_cost): Initialize the new field.
5188 (get_computation_cost_at): Record setup cost.
5189 (determine_use_iv_cost_address): Skip cost computation for sub
5190 uses if we can estimate it without losing accuracy.
5192 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5194 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5196 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5197 max_loop_iterations_int.
5198 (tree_unswitch_outer_loop): Likewise.
5199 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5200 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5202 2016-03-30 Richard Biener <rguenther@suse.de>
5205 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5207 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5210 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5211 in gen_blendm expander.
5213 2016-03-30 Nick Clifton <nickc@redhat.com>
5216 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5217 case where we are already provided with an SImode SUBREG.
5219 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5222 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5223 conflict between DRAP register and __builtin_eh_return.
5225 2016-03-30 Michael Matz <matz@suse.de>
5226 Richard Biener <rguenther@suse.de>
5229 * ipa-polymorphic-call.c (struct type_change_info): Change
5230 speculative to an unsigned allowing to limit the work we do.
5231 (csftc_abort_walking_p): New inline function..
5232 (check_stmt_for_type_change): Limit the number of may-defs
5233 skipped for speculative devirtualization to
5234 max-speculative-devirt-maydefs.
5235 * params.def (max-speculative-devirt-maydefs): New param.
5236 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5238 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5241 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5244 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5246 PR tree-optimization/59124
5247 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5248 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5250 2016-03-29 Jeff Law <law@redhat.com>
5252 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5254 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5256 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5259 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5261 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5262 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5263 gcrt0.o if linking dynamically.
5265 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5268 * ipa-devirt.c (methods_equal_p): New function.
5269 (compare_virtual_tables): Use it.
5270 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5271 * cgraphclones.c (clone_function_name_1): Use
5272 symbol_table::symbol_suffix_separator.
5273 * coverage.c (build_var): Likewise.
5274 * symtab.c (symbol_table::symbol_suffix_separator): New.
5276 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5278 PR rtl-optimization/70429
5279 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5280 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5281 mode != result_mode.
5284 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5286 PR tree-optimization/70405
5287 * ssa-iterators.h (num_imm_uses): Add missing braces.
5289 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5291 PR rtl-optimization/68695
5292 * ira-color.c (allocno_copy_cost_saving): New.
5293 (improve_allocation): Use it.
5295 2016-03-29 Richard Henderson <rth@redhat.com>
5298 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5300 2016-03-29 Richard Biener <rguenther@suse.de>
5303 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5304 use alignment returned by get_pointer_alignment_1 if it is
5305 bigger than BITS_PER_UNIT.
5306 * builtins.c (get_pointer_alignment_1): Do not return true
5307 for alignment extracted from SSA info.
5309 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5311 * config/ft32/ft32.opt (mnodiv): New.
5312 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5313 * doc/invoke.texi (FT32 Options -mnodiv): New.
5315 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5318 * config/i386/i386.md (define_split, andn): Fix modes.
5320 2016-03-26 Richard Biener <rguenther@suse.de>
5321 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5324 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5326 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5327 as 2nd argument to cl_optimization_restore().
5329 2016-03-25 Richard Henderson <rth@redhat.com>
5332 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5333 * config/aarch64/aarch64-protos.h: Declare it.
5334 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5336 2016-03-25 Alan Modra <amodra@gmail.com>
5339 * config/rs6000/constraints.md (j): Simplify.
5340 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5342 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5343 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5344 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5345 in all constraint alternatives.
5346 (movtd_64bit_nodm): Delete "j" constraint alternative.
5348 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5350 * tree-ssa-propagate.c: Enhance docs for
5351 SSA_PROP_NOT_INTERESTING.
5353 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5355 * doc/extend.texi: Fix typo in documentation to pure attribute.
5357 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5360 * config/pa/pa.md (bswapdi2): Use a scratch register.
5362 2016-03-24 Richard Henderson <rth@redhat.com>
5365 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5368 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5370 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5371 using ix86_expand_binary_operator instead of gen_andsi3.
5373 2016-03-24 Richard Biener <rguenther@suse.de>
5375 PR tree-optimization/70396
5376 * tree-vect-stmts.c (vectorizable_comparison): Use
5377 get_vectype_for_scalar_type.
5379 2016-03-24 Richard Biener <rguenther@suse.de>
5382 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5383 with register bases.
5385 2016-03-24 Richard Biener <rguenther@suse.de>
5387 PR tree-optimization/70372
5388 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5389 build_all_ones_cst to also handle vector types correctly.
5391 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5394 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5397 2016-03-23 Marek Polacek <polacek@redhat.com>
5400 * doc/invoke.texi: Document -Wignored-attributes.
5402 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5404 PR tree-optimization/69042
5405 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5406 parameter from 30 to 40.
5408 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5410 PR tree-optimization/69042
5411 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5412 for use with constant offset stripped in base.
5414 2016-03-23 Richard Biener <rguenther@suse.de>
5417 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5418 mode compatibility check.
5419 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5421 2016-03-23 Jeff Law <law@redhat.com>
5423 PR tree-optimization/64058
5424 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5426 (struct ssa_conflicts): Move up earlier in the file.
5427 (conflicts_, var_map_): New static variables.
5428 (initialize_conflict_count): New function to initialize the
5429 CONFLICT_COUNT field for each conflict pair.
5430 (compare_pairs): Lazily initialize the conflict count and use it
5431 as the first tie-breaker.
5432 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5433 and wipe conflicts_ and map_ around the call to qsort. Remove
5434 special case for 2 coalesce pairs.
5435 * bitmap.c (bitmap_count_unique_bits): New function.
5436 (bitmap_count_bits_in_word): New function, extracted from
5438 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5439 * bitmap.h (bitmap_count_unique_bits): Declare it.
5441 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5444 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5445 transparent alias chain for decl assembler name.
5446 * config/sol2.c (solaris_assemble_visibility): Likewise.
5448 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5450 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5452 (v10_fdivs): Likewise.
5453 (v10_fdivd): Likewise.
5455 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5458 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5459 to not call fclose twice on file.
5461 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5463 PR tree-optimization/70354
5464 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5465 oprnd0 is wider than oprnd1 and there is a cast from the wider
5466 type to oprnd1, mask it with the mask of the narrower type.
5469 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5470 Optimize TARGET_STV splitters, if high or low word of last argument
5473 2016-03-22 Jeff Law <law@redhat.com>
5476 tree-ssa-threadbackward.c
5477 (fsm_find_control_statement_thread_paths): Correctly distinguish
5478 between old style jump threads vs FSM jump threads.
5480 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5483 * config/i386/i386.c (scalar_chain::convert_op): Support
5484 uninitialized register usage case.
5486 2016-03-22 Richard Biener <rguenther@suse.de>
5489 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5491 (capture::gen_transform): ... to change behavior when substituting
5492 a condition into cond or not-cond expr context.
5493 (dt_simplify::gen_1): Adjust.
5494 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5495 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5496 last change and instead change to
5497 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5498 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5500 2016-03-22 Anthony Green <green@moxielogic.com>
5502 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5503 issue for moxiebox targets.
5504 (CC1PLUS_SPEC): Ditto.
5506 2016-03-22 Richard Biener <rguenther@suse.de>
5509 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5512 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5514 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5516 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5519 * config/i386/i386.c (def_builtin): Handle
5520 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5522 (const struct builtin_description bdesc_special_args[]):
5523 Remove duplicate ISA bits.
5525 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5528 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5529 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5530 in a way that works also for AVX512BW.
5533 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5534 instead of source if operands[1] is xmm16 and above and
5535 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5536 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5539 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5540 on assign if (*from_p) is a comparison, set it to
5541 TREE_NO_WARNING (*from_p).
5543 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5546 * lra.c (restore_scratches): Ignore deleted insns.
5548 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5549 Jakub Jelinek <jakub@redhat.com>
5551 PR tree-optimization/70317
5552 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5555 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5559 of ix86_expand_move.
5561 (movti): Use general_operand for operand 1 predicate.
5563 2016-03-21 Martin Liska <mliska@suse.cz>
5565 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5567 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5569 2016-03-21 Martin Liska <mliska@suse.cz>
5572 * ipa-icf.c (sem_function::parse): Skip static
5573 constructors and destructors.
5575 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5578 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5579 function-like macro, peek following token(s) if it is followed
5580 by CPP_OPEN_PAREN token with optional padding in between, and
5581 if not, don't treat it like a macro.
5583 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5584 Alexander Monakov <amonakov@ispras.ru>
5586 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5587 for the stabs debug format.
5589 2016-03-21 Richard Biener <rguenther@suse.de>
5591 PR tree-optimization/70310
5592 * tree-vect-generic.c (expand_vector_condition): Fold the built
5595 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5598 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5599 Block third alternative for AVX-512VL target,
5601 2016-03-21 Martin Liska <mliska@suse.cz>
5604 * hsa-brig.c (emit_function_directives): Mark unemitted
5605 global variables for emission.
5606 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5607 (get_symbol_for_decl): Likewise.
5608 * hsa.h (struct hsa_symbol): New flag.
5610 2016-03-21 Richard Biener <rguenther@suse.de>
5612 PR tree-optimization/70288
5613 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5614 we do not estimate unsimplified all-constant conditionals or
5615 switches as optimized away.
5617 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5619 PR rtl-optimization/69102
5620 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5621 when we have a readonly dependency context.
5623 2016-03-18 Jeff Law <law@redhat.com>
5625 PR rtl-optimization/70263
5626 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5627 (update_equiv_regs): When trying to move a store to after the insn
5628 that sets the source of the store, make sure the store occurs after
5629 the insn that sets the source of the store. When successful note
5630 the REG_EQUIV note created in the dump file.
5632 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5633 Bernd Schmidt <bschmidt@redhat.com>
5635 * doc/extend.texi: Document more potential problems with basic asms.
5637 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5639 PR rtl-optimization/70278
5640 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5643 2016-03-18 Jason Merrill <jason@redhat.com>
5645 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5647 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5649 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5650 values to 128b regs.
5652 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5654 PR tree-optimization/70252
5655 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5656 boolean vector has a proper number of elements.
5657 (supportable_narrowing_operation): Likewise.
5659 2016-03-18 Tom de Vries <tom@codesourcery.com>
5662 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5664 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5666 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5667 instead of replace_rtx for DEBUG_INSNs.
5669 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5671 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5672 load type reservations.
5674 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5677 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5678 define_constraint for "Q" and "T" constraints.
5680 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5682 Tweak the pipeline model for Exynos M1
5684 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5687 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5690 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5691 where one or both locations aren't within a line_map.
5693 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5696 * opts.c (finish_options): Don't set flag_pie to the default if
5697 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5700 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5702 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5703 true as ALL_REGS argument to replace_rtx.
5705 2016-03-17 Richard Biener <rguenther@suse.de>
5708 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5711 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5714 * rtl.h (replace_rtx): Add ALL_REGS argument.
5715 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5716 equality and assert mode is the same, instead of just rtx pointer
5718 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5719 true as ALL_REGS argument to replace_rtx.
5721 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5723 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5724 for boolean vector with vector mode only.
5725 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5727 2016-03-17 Nick Clifton <nickc@redhat.com>
5730 * config/rx/rx.c (rx_print_integer): Print negative constants in
5733 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5736 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5738 2016-03-16 Richard Henderson <rth@redhat.com>
5739 Richard Biener <rguenth@suse.de>
5744 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5745 first operand as is_gimple_condexpr.
5750 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5751 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5752 Do not gimplify the result.
5753 (do_unop): Adjust call to tree_vec_extract.
5754 (do_binop): Likewise.
5755 (do_compare): Likewise.
5756 (do_plus_minus): Likewise.
5757 (do_negate): Likewise.
5758 (expand_vector_condition): Likewise.
5759 (do_cond): Likewise.
5761 2016-03-16 Richard Henderson <rth@redhat.com>
5764 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5765 (aarch64_classify_address): Use it.
5766 (aarch64_legitimize_address): Force all subexpressions of PLUS
5767 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5769 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5770 Richard Biener <rguenth@suse.de>
5773 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5774 return to even if only REGNO is equal, and assert
5777 2016-03-11 Jeff Law <law@redhat.com>
5779 PR rtl-optimization/70224
5780 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5782 2016-03-16 Richard Henderson <rth@redhat.com>
5785 * function.h (struct function): Add has_forced_label_in_static.
5786 * gimplify.c (force_labels_r): Set it.
5787 * lto-streamer-in.c (input_struct_function_base): Read it.
5788 * lto-streamer-out.c (output_struct_function_base): Write it.
5789 * tree-inline.c (has_label_address_in_static_1): Remove.
5790 (copy_forbidden): Remove fndecl parameter; test
5791 has_forced_label_in_static.
5792 (inline_forbidden_p): Update call to copy_forbidden.
5793 (tree_versionable_function_p): Likewise.
5794 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5795 (chkp_versioning): Likewise.
5796 * tree-inline.h (copy_forbidden): Update decl.
5798 2016-03-16 Marek Polacek <polacek@redhat.com>
5801 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5802 function being thunked if the result type doesn't have fixed size.
5803 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5804 doesn't have fixed size.
5806 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5808 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5809 reporting malformed loop nest.
5811 2016-03-16 Tom de Vries <tom@codesourcery.com>
5814 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5815 nodes.length () == 1 test to before first nodes[0] access.
5817 2016-03-16 Tom de Vries <tom@codesourcery.com>
5819 PR tree-optimization/68715
5820 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5823 2016-03-16 Tom de Vries <tom@codesourcery.com>
5825 PR tree-optimization/68809
5826 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5829 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5830 Sandra Loosemore <sandra@codesourcery.com>
5832 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5833 on leaf attribute. Mention ELF interposition problems.
5835 2016-03-16 Alan Modra <amodra@gmail.com>
5837 PR rtl-optimization/69195
5838 PR rtl-optimization/47992
5839 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5842 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5845 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5847 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5849 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5851 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5853 PR rtl-optimization/70222
5854 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5855 optimization if mode is different from result_mode, queue up masking
5856 of the result in outer_op. Formatting fix.
5859 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5862 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5864 PR rtl-optimization/69032
5865 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5866 looping backwards over basic block insns.
5868 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5871 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5872 to non-speculative when propagating trap bits.
5874 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5876 PR rtl-optimization/63384
5877 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5880 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5883 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5884 factored out from ...
5885 (sched_analyze_insn): ... here.
5886 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5887 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5888 get_implicit_reg_pending_clobbers in it.
5889 (setup_id_reg_sets): Use setup_id_implicit_regs.
5890 (deps_init_id): Ditto.
5892 2016-03-15 Tom de Vries <tom@codesourcery.com>
5895 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5897 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5898 execute_function_dump.
5899 (execute_one_pass): Don't dump function if it will be dumped after ipa
5902 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5904 * genrecog.c (match_pattern_2): If pred is NULL don't call
5905 safe_predicate_mode on it.
5907 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5910 * lra-constraints.c (delete_move_and_clobber): Change assertion
5911 to also allow dregno == 0.
5913 2016-03-14 Richard Henderson <rth@redhat.com>
5916 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5917 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5918 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5919 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5922 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5925 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5927 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5929 * lra-constraints.c (split_reg): For hard regs, try to find the
5930 biggest single-register mode used in the function.
5932 2016-03-14 Richard Biener <rguenther@suse.de>
5934 PR tree-optimization/56365
5935 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5936 constants to compare against.
5938 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5941 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5942 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5943 (define_split for the GPR case): Use int_reg_operand instead of
5944 gpc_reg_operand for the output.
5946 2016-03-14 Tom de Vries <tom@codesourcery.com>
5948 PR tree-optimization/70045
5949 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5950 create_empty_if_region_on_edge argument.
5952 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5954 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5955 (STACK_CHECK_PROTECT): Likewise.
5956 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5957 (STACK_CHECK_PROTECT): Likewise.
5958 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5959 (STACK_CHECK_PROTECT): Likewise.
5960 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5961 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5962 (STACK_CHECK_PROTECT): Likewise.
5964 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5966 PR rtl-optimization/69307
5967 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5968 registers in modes that span more than one register.
5970 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5973 * lra-constraints.c (delete_move_and_clobber): New.
5974 (remove_inheritance_pseudos): Use it.
5976 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5979 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5980 the libcall is LCT_THROW.
5981 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5982 for the checking routine.
5984 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5987 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5988 optimization if we have direct move.
5989 (roundu32<mode>2_fprs): Likewise.
5991 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5994 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5996 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5997 Arguments swapped. All callers changed. Take reg_renumber into
5998 account, and Calculate and compare register ranges for hard regs.
6000 2016-03-11 Jeff Law <law@redhat.com>
6002 PR tree-optimization/70190
6003 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6004 Handle cases where we can not extract the taken edge, even though we
6005 found a constant value.
6007 PR tree-optimization/64058
6008 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6009 (num_coalesce_pairs): Move up earlier in file.
6010 (find_coalesce_pair): Initialize the INDEX field for each pair
6012 (compare_pairs): No longer sort on the elements in each pair.
6013 Instead break ties with the index of the coalesce pair.
6015 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6018 * config/aarch64/aarch64-protos.h
6019 (aarch64_save_restore_target_globals): New prototype.
6020 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6021 Call the above when popping pragma.
6022 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6024 (aarch64_set_current_function): Rewrite using the above.
6026 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6028 PR tree-optimization/70177
6029 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6030 (extract_ops_from_tree): ... this. In the 2 argument
6031 overload remove _1 suffix.
6032 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6033 (extract_ops_from_tree): ... this.
6034 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6036 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6037 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6038 extract_ops_from_tree instead of 2 operand one.
6040 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6042 PR tree-optimization/70013
6043 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6044 for constant-pool entries.
6046 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6048 PR rtl-optimization/70174
6049 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6050 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6052 PR tree-optimization/70169
6053 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6054 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6057 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6058 Jakub Jelinek <jakub@redhat.com>
6061 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6062 of uninitialized values.
6064 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6066 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6068 ("*trunctddd2"): New pattern definition.
6069 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6072 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6074 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6075 definitions for BFP and DFP rounding modes.
6076 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6077 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6078 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6079 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6082 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6084 * config/s390/constraints.md: Adjust comment.
6085 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6086 s390_decompose_addrstyle_without_index.
6087 * config/s390/predicates.md (shift_count_or_setmem_operand):
6088 Rename to setmem_operand.
6089 * config/s390/s390-protos.h
6090 (s390_decompose_shift_count): Rename to
6091 s390_decompose_addrstyle_without_index.
6092 * config/s390/s390.c (s390_decompose_shift_count)
6093 (s390_mem_constraint, print_shift_count_operand)
6094 (print_operand_address, print_operand): Rename
6095 s390_decompose_shift_count to
6096 s390_decompose_addrstyle_without_index and rename
6097 print_shift_count_operand to print_addrstyle_operand troughout the
6099 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6100 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6101 Rename shift_count_or_setmem_operand to setmem_operand.
6102 * config/s390/vx-builtins.md ("vec_insert<mode>")
6103 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6106 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6109 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6110 Handle overlapping retval and newval.
6112 2016-03-10 Nick Clifton <nickc@redhat.com>
6115 * config/aarch64/aarch64.c
6116 (aarch64_override_options_after_change_1): When forcing
6117 flag_omit_frame_pointer to be true, use a special value that can
6118 be detected if this function is called again, thus preventing
6119 flag_omit_leaf_frame_pointer from being forced to be false.
6121 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6123 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6124 Set x_flag_omit_leaf_frame_pointer when handling
6125 -momit-leaf-frame-pointer.
6127 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6130 * cgraph.c (cgraph_node::dump): Dump split_part and
6131 indirect_call_target.
6132 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6133 * ipa.c (has_addr_references_p): Cleanup.
6134 (is_indirect_call_target_p): New.
6135 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6136 called indirectly as local.
6137 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6139 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6142 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6143 on cxa_pure_virtual.
6145 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6148 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6150 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6153 * tree.c (need_assembler_name_p): Only record main variant type names.
6155 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6158 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6159 Always define to 0 or 1.
6160 (TARGET_FIX_ERR_A53_843419): New macro.
6161 * config/aarch64/aarch64-elf-raw.h
6162 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6163 * config/aarch64/aarch64-linux.h: Likewise.
6164 * config/aarch64/aarch64.c
6165 (aarch64_override_options_after_change_1): Do not default
6166 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6168 (aarch64_attributes): Handle fix-cortex-a53-843419.
6169 (aarch64_can_inline_p): Likewise.
6170 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6172 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6173 Jakub Jelinek <jakub@redhat.com>
6175 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6176 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6177 DECL_COMMONS if flag_unconstrained_commons is set.
6178 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6179 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6180 (funconstrained-commons): Document.
6182 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6184 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6185 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6187 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6189 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6190 has a proper number of elements.
6192 2016-03-10 Alan Modra <amodra@gmail.com>
6194 PR rtl-optimization/69195
6195 PR rtl-optimization/47992
6196 * ira.c (recorded_label_ref): Delete.
6197 (update_equiv_regs): Return void.
6198 (indirect_jump_optimize): New function.
6199 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6200 before regstat_compute_ri. Don't rebuild_jump_labels here.
6201 Delete update_regstat.
6203 2016-03-10 Richard Biener <rguenther@suse.de>
6205 PR tree-optimization/70128
6206 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6207 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6209 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6211 PR tree-optimization/70152
6212 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6213 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6216 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6217 instead of gen_sse2_loadlpd.
6218 * config/i386/sse.md (*vec_concatv2df): Rename to...
6219 (vec_concatv2df): ... this.
6221 PR tree-optimization/70127
6222 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6224 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6228 * diagnostic-show-locus.c (compatible_locations_p): New function.
6229 (layout::layout): Sanitize ranges using compatible_locations_p.
6231 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6235 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6236 location_range param with three const expanded_locations * and a
6238 (layout::layout): Replace call to
6239 rich_location::lazily_expand_location with get_expanded_location.
6240 Extract the range and perform location expansion here, passing
6241 the results to the layout_range ctor.
6242 * diagnostic.c (source_range::debug): Delete.
6243 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6244 of rich_location::get_expanded_location.
6245 * gcc-rich-location.c (get_range_for_expr): Delete.
6246 (gcc_rich_location::add_expr): Reimplement to avoid the
6247 rich_location::add_range overload that took a location_range,
6248 passing a location_t instead.
6250 2016-03-09 Richard Biener <rguenther@suse.de>
6251 Jakub Jelinek <jakub@redhat.com>
6253 PR tree-optimization/70138
6254 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6255 Also skip vect_double_reduction_def.
6257 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6260 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6261 if the operand is "m".
6263 2016-03-09 Nathan Sidwell <nathan@acm.org>
6265 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6267 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6269 * config/i386/i386.c (processor_target_table): Fix cost table
6270 intialization order for znver1.
6272 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6274 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6275 - becuase -> because.
6276 * ipa-reference.c (ignore_module_statics): Likewise.
6277 * cgraph.c (cgraph_node::get_body): Likewise.
6278 * ipa-inline.c (early_inliner): Likewise.
6279 * ipa-devirt.c (types_same_for_odr): Likewise.
6280 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6281 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6283 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6285 * tree-ssa-math-opts.c: Fix typo in comment.
6287 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6290 * config/i386/i386.c (scalar_chain::make_vector_copies,
6291 scalar_chain::convert_reg): Call end_sequence in between
6292 get_insns and emit_conversion_insns rather than after both
6295 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6298 * config/i386/i386.h (machine_function): Add
6299 pc_thunk_call_expanded flag.
6300 (ix86_pc_thunk_call_expanded): New define.
6301 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6302 (*set_got): Rename insn pattern from set_got.
6303 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6304 * config/i386/i386.c (ix86_compute_frame_layout): Use
6305 ix86_pc_thunk_call_expanded to prevent red-zone.
6307 2016-03-07 Martin Jambor <mjambor@suse.cz>
6309 * hsa.h (hsa_get_ctor_statements): Declare.
6310 (hsa_get_dtor_statements): Likewise.
6311 (hsa_get_kernel_dispatch_type): Likewise.
6312 * hsa.c (hsa_get_ctor_statements): New function.
6313 (hsa_get_dtor_statements): Likewise.
6314 (hsa_get_kernel_dispatch_type): Likewise.
6315 * hsa-brig.c (hsa_cdtor_statements): Removed.
6316 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6317 hsa_get_dtor_statements.
6318 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6319 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6321 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6323 * config/arm/arm-cores.def (cortex-r8): New.
6324 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6325 * config/arm/arm-tune.md: Likewise.
6326 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6328 2016-03-07 Martin Sebor <msebor@redhat.com>
6330 PR rtl-optimization/19705
6331 * doc/invoke.texi (Options That Control Optimization): Clarify
6332 -fno-branch-count-reg.
6334 2016-02-26 Richard Biener <rguenther@suse.de>
6335 Jeff Law <law@redhat.com>
6337 PR tree-optimization/69740
6338 * cfghooks.c (remove_edge): Request loop fixups if we delete
6339 an edge that might turn an irreducible loop into a natural
6341 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6342 Move after definition of loops_state_clear.
6344 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6346 PR rtl-optimization/69052
6347 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6350 2016-03-07 Tom de Vries <tom@codesourcery.com>
6352 PR tree-optimization/70116
6353 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6354 is_tm_ending stmts and ubsan/asan internal functions.
6355 (find_duplicate): Use it. Don't test is_tm_ending here.
6357 2016-03-07 Richard Biener <rguenther@suse.de>
6359 PR tree-optimization/70115
6360 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6361 (propagate_constants_for_unrolling): Use replace_uses_by.
6363 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6366 * omp-low.c (struct oacc_loop): Add ifns.
6367 (new_oacc_loop_raw): Initialize it.
6368 (finish_oacc_loop): Clear mask & flags if no ifns.
6369 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6370 (oacc_loop_xform_loop): Add ifns arg & adjust.
6371 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6373 2016-03-07 Richard Henderson <rth@redhat.com>
6376 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6377 (insert_value_copy_on_edge): Likewise.
6379 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6381 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6383 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6386 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6388 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6390 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6392 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6394 Fix sseimul type attribute.
6395 * config/i386/znver1.md
6396 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6397 znver1_sseimul_avx256_load) : Fix the type attribute.
6398 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6399 pipe usage and latency.
6401 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6404 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6405 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6408 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6411 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6413 PR rtl-optimization/69941
6414 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6415 the reg share its mode.
6417 2016-03-04 Jeff Law <law@redhat.com>
6419 PR tree-optimization/69196
6420 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6421 If the both SSA_NAMEs are anonymous, then consider them unassociated
6422 and include the PHI in the statement count.
6424 2016-03-05 Tom de Vries <tom@codesourcery.com>
6426 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6427 construct in oacc routine. Check for oacc region in oacc routine.
6429 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6432 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6433 2016-02-22 changes, instead don't recurse if RECUR is already true.
6434 Don't change *dynamic_check if RECUR. Adjust recursive caller
6435 to pass true to the new argument.
6436 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6439 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6440 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6442 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6444 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6446 PR rtl-optimization/57676
6447 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6450 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6452 * tree-vect-patterns.c (search_type_for_mask): Handle
6453 comparison of booleans.
6455 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6457 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6461 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6462 all other ops that have dw_val_class_die_ref operands,
6463 and DW_OP_GNU_entry_value.
6465 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6467 PR rtl-optimization/69904
6468 * config/arm/arm.c (arm_cannot_copy_insn_p):
6469 Return true for load-exclusive instructions.
6471 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6474 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6475 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6476 the pattern no matter if it is used just by non-pattern, pattern
6478 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6479 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6480 oprnd1 def_stmt is in pattern, don't look through it.
6482 2016-03-03 Marek Polacek <polacek@redhat.com>
6485 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6487 2016-03-03 Martin Liska <mliska@suse.cz>
6489 PR tree-optimization/70043
6490 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6491 previous statement if we see a debug statement.
6493 2016-03-03 Richard Biener <rguenther@suse.de>
6495 PR tree-optimization/55936
6496 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6497 parameter and guard unsafe equivalence use.
6498 (vrp_evaluate_conditional_warnv_with_ops): Always use
6499 safe equivalences but not via the quadratic compare_names
6502 2016-03-03 Michael Collison <michael.collison@linaro.org>
6505 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6506 for operand 1 to s_register_operand. Change predicate for operand
6507 2 to arm_not_immediate_operand.
6509 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6511 * doc/tm.texi: Regenerated.
6513 2016-03-02 Richard Henderson <rth@redhat.com>
6516 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6517 simplification when all args are positive non-fixed registers.
6519 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6521 * target.def (lra_p): Specify that new ports should use LRA.
6523 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6526 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6527 gimplify_type_sizes the type they refer to.
6528 (omp_notice_variable): Handle reference vars to VLAs.
6529 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6530 reference to VLA decls in the second pass instead of first pass.
6532 2016-03-02 Tom de Vries <tom@codesourcery.com>
6534 PR tree-optimization/68659
6535 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6536 new_expr == NULL_TREE.
6537 (get_new_name): Handle ADDR_EXPR.
6539 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6541 PR rtl-optimization/69052
6542 * loop-invariant.c (canonicalize_address): New function.
6543 (inv_can_prop_to_addr_use): Check validity of address expression
6544 which is canonicalized by above function.
6546 2016-03-02 Alan Modra <amodra@gmail.com>
6549 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6552 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6555 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6556 (*movhi_internal): Put mask moves from and to memory separately
6557 from moves from/to GPRs.
6559 2016-03-02 Richard Biener <rguenther@suse.de>
6561 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6562 GENERIC expressions in GIMPLE.
6564 2016-03-02 Richard Biener <rguenther@suse.de>
6566 * config/i386/i386.c (type_natural_mode): Fix typo.
6568 2016-03-02 Nick Clifton <nickc@redhat.com>
6570 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6572 2016-03-02 Richard Biener <rguenther@suse.de>
6573 Uros Bizjak <ubizjak@gmail.com>
6576 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6578 2016-03-02 Richard Biener <rguenther@suse.de>
6581 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6583 2016-03-02 Marek Polacek <polacek@redhat.com>
6586 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6587 "is promoted to" warning.
6589 2016-03-01 DJ Delorie <dj@redhat.com>
6591 * config.gcc: Deprecate mep-*.
6593 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6596 * lra-constraints.c (regno_val_use_in): New.
6597 (match_reload): Use it instead of regno_use_in.
6599 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6601 PR rtl-optimization/70007
6602 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6603 references present in REG_EQUAL notes attached to non-SET patterns.
6605 2016-03-01 Jeff Law <law@redhat.com>
6607 PR tree-optimization/69196
6608 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6609 Appropriately clamp the number of statements to copy when the
6610 thread path does not traverse a loop backedge.
6612 PR tree-optimization/69196
6613 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6614 Do count some PHIs in the thread path against the insn count. Decrease
6615 final statement count by one as the control statement in the last
6616 block will get removed. Remove special cased code for handling PHIs
6619 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6622 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6623 asm dialect alternatives to explicit GOTPCREL calls.
6625 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6628 * ira.c (do_reload): Issue warning for generic stack checking here...
6629 * reload1.c (reload): ...instead of here and streamline it.
6631 2016-03-01 Nick Clifton <nickc@redhat.com>
6633 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6635 2016-03-01 Richard Biener <rguenther@suse.de>
6637 PR tree-optimization/69983
6638 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6639 types and fall back to operand_equal_p.
6641 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6644 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6646 * config/s390/constraints.md ("jm8"): New constraint.
6647 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6649 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6651 ("*setmem_long<setmem_and>"): New pattern.
6652 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6654 ("*setmem_long_31z<setmem_and>"): New pattern.
6655 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6656 New substitution rules with the required attributes.
6659 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6662 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6664 * gensupport.c (process_substs_on_one_elem): Split loop to
6665 complete mark_operands_used_in_match_dup on all expressions in the
6667 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6668 and remove function.
6670 2016-03-01 Richard Biener <rguenther@suse.de>
6673 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6674 vector BIT_FIELD_REF extract.
6676 2016-03-01 Richard Biener <rguenther@suse.de>
6678 PR tree-optimization/69994
6679 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6681 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6683 PR tree-optimization/69956
6684 * tree-vect-stmts.c (supportable_widening_operation): Support
6685 multi-step conversion of boolean vectors.
6686 (supportable_narrowing_operation): Likewise.
6688 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6690 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6693 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6695 * config/s390/subst.md (DSI_VI): New mode iterator.
6696 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6697 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6698 the insn definition.
6699 ("*vec_set<mode>"): Change predicate and add alternative to
6700 support only either register or const_int operands as element
6702 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6704 ("vec_extract<mode>"): New expander.
6705 ("*vec_extract<mode>"): New insn definition supporting reg and
6706 const_int element selectors.
6707 ("*vec_extract<mode>_plus"): New insn definition supporting
6708 reg+const_int element selectors.
6709 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6710 following expander+insn definition.
6711 ("<vec_shifts_name><mode>3"): New expander.
6712 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6714 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6716 * config/s390/s390.md ("*tabort_1"): Change predicate to
6717 nonmemory_operand. Add a second alternative to cover
6718 register as well as const int operands.
6719 ("*tabort_1_plus"): New pattern definition.
6721 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6723 * config/s390/s390.md ("*ashrdi3_cc_31")
6724 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6725 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6726 Merge insn definitions into ...
6727 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6728 New pattern definition.
6729 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6730 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6731 ("*ashr<mode>3_and"): Merge insn definitions into ...
6732 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6733 New pattern definition.
6734 * config/s390/subst.md ("addr_style_op_cc_subst")
6735 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6736 substitutions patterns plus attributes.
6737 Add ashiftrt to SUBST iterator.
6739 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6741 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6742 op2 to nonmemory_operand.
6743 ("*<shift>di3_31", "*<shift>di3_31_and"):
6744 Merge into single pattern definition ...
6745 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6746 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6747 pattern definition ...
6748 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6749 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6752 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6754 * config/s390/predicates.md (const_int_6bitset_operand): New
6756 * config/s390/s390.md: Include subst.md.
6757 ("rotl<mode>3"): New expander.
6758 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6760 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6761 * config/s390/subst.md: New file.
6763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6765 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6766 Remove RRR type. It doesn't really exist.
6767 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6769 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6770 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6771 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6772 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6773 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6774 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6775 `enabled' attribute.
6777 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6779 * gensupport.c (process_substs_on_one_elem): Split loop to
6780 complete mark_operands_used_in_match_dup on all expressions in the
6782 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6783 and remove function.
6785 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6788 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6789 (CEIL_NWORDS): ...this. Use CEIL macro.
6790 (compute_fp_layout): Adjust to above renaming.
6791 (function_arg_union_value): Likewise.
6792 (sparc_arg_partial_bytes): Likewise.
6793 (sparc_function_arg_advance): Likewise.
6795 2016-02-29 Jeff Law <law@redhat.com>
6797 PR tree-optimization/70005
6798 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6799 where an object with a boolean range is compared against a value
6802 PR tree-optimization/69999
6803 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6804 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6807 2016-02-29 Richard Biener <rguenther@suse.de>
6809 PR tree-optimization/69994
6810 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6811 (get_unary_op): Look through nop conversions.
6812 (ops_equal_values_p): New function, look for equality diregarding
6814 (eliminate_plus_minus_pair): Use ops_equal_values_p
6815 (repropagate_negates): Do not use get_unary_op here.
6817 2016-02-29 Martin Liska <mliska@suse.cz>
6819 * system.h: Poison ENABLE_CHECKING macro.
6821 2016-02-29 Martin Liska <mliska@suse.cz>
6823 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6824 is presented in dump flags.
6825 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6826 (hsa_regalloc): Likewise.
6828 2016-02-19 Richard Biener <rguenther@suse.de>
6830 PR tree-optimization/69980
6831 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6832 permutation of those we need to keep.
6834 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6837 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6838 (NWORDS_UP): ...this
6839 (init_cumulative_args): Minor tweaks.
6840 (sparc_promote_function_mode): Likewise.
6841 (scan_record_type): Delete.
6842 (traverse_record_type): New function template.
6843 (classify_data_t): New structure type.
6844 (classify_registers): New inline function.
6845 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6846 exhausted. Instantiate traverse_record_type on classify_registers and
6847 deal with the case of a structure passed in slot #15 with no FP field
6849 (assign_data_t): New structure type.
6850 (compute_int_layout): New static function.
6851 (compute_fp_layout): Likewise.
6852 (count_registers): New inline function.
6853 (assign_int_registers): New static function.
6854 (assign_fp_registers): Likewise.
6855 (assign_registers): New inline function.
6856 (function_arg_record_value_1): Delete.
6857 (function_arg_record_value_2): Likewise.
6858 (function_arg_record_value_3): Likewise.
6859 (function_arg_record_value): Adjust to above changes. Instantiate
6860 traverse_record_type on count_registers to first count the number of
6861 registers to be used and then on assign_registers to assign them.
6862 (function_arg_union_value): Adjust to above renaming.
6863 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6864 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6865 case of a structure passed in slot #15
6866 (sparc_function_arg_advance): Likewise.
6867 (function_arg_padding): Minor tweak.
6869 2016-02-29 Richard Biener <rguenther@suse.de>
6871 PR tree-optimization/69720
6872 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6873 the adjustment_def path for possibly vectorized defs.
6874 (vect_create_epilog_for_reduction): Handle vectorized initial
6877 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6879 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6881 2016-02-27 Jeff Law <law@redhat.com>
6884 2016-02-26 Richard Biener <rguenther@suse.de>
6885 Jeff Law <law@redhat.com>
6887 PR tree-optimization/69740
6888 * cfghooks.c (remove_edge): Request loop fixups if we delete
6889 an edge that might turn an irreducible loop into a natural
6892 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6894 PR rtl-optimization/69896
6895 * tree-vect-generic.c (get_compute_type): Avoid single element
6898 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6900 Rename the AArch64 tuning option and related functions to enable the
6901 Newton series for the reciprocal square root to reflect its
6902 approximative characteristic.
6904 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6905 function to "aarch64_emit_approx_rsqrt".
6906 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6907 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6908 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6909 (xgene1_tunings): Likewise.
6910 (use_rsqrt_p): Likewise.
6911 (aarch64_emit_swrsqrt): Use new function name.
6912 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6913 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6914 text explaining this option.
6915 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6917 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6920 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6921 complain about -mallow-movmisalign without -mvsx if
6922 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6924 2016-02-26 Joel Sherrill <joel@rtems.org>
6926 * config.gcc: Add x86_64-*-rtems*.
6927 * gcc/config/i386/rtems-64.h: New file.
6929 2016-02-26 Joel Sherrill <joel@rtems.org>
6931 * config.gcc: Add aarch64-*-rtems*.
6932 * gcc/config/aarch64/rtems.h: New file.
6934 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6937 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6938 shift amount using %h. Add comment.
6940 2016-02-26 Richard Biener <rguenther@suse.de>
6941 Jeff Law <law@redhat.com>
6943 PR tree-optimization/69740
6944 * cfghooks.c (remove_edge): Request loop fixups if we delete
6945 an edge that might turn an irreducible loop into a natural
6948 2016-02-26 Martin Jambor <mjambor@suse.cz>
6951 * tree-sra.c (sra_modify_assign): Do not remove loads of
6952 uninitialized aggregates to SSA_NAMEs.
6954 2016-02-26 Richard Henderson <rth@redhat.com>
6957 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6958 pseudo in case the target rtx matches the source of the left
6961 2016-02-26 Martin Jambor <mjambor@suse.cz>
6964 * hsa.h (hsa_type_packed_p): Declare.
6965 * hsa.c (hsa_type_packed_p): New function.
6966 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6968 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6969 * hsa-brig.c (emit_basic_insn): Likewise.
6971 2016-02-26 Martin Jambor <mjambor@suse.cz>
6974 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6976 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6978 2016-02-26 Martin Jambor <mjambor@suse.cz>
6980 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6981 hsa_op_with_type operands.
6982 (hsa_unsigned_type_for_type): Declare.
6983 * hsa.c (hsa_unsigned_type_for_type): New function.
6984 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6985 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6986 the finalizer. Do not emit extra move.
6988 2016-02-26 Martin Jambor <mjambor@suse.cz>
6990 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6991 atomic operations in private segment.
6993 2016-02-26 Martin Jambor <mjambor@suse.cz>
6995 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6996 statements to wi->info. Also disallow omp simd constructs.
6997 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6998 for not gridifying. Dump special string for omp_for.
7000 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7003 * config/aarch64/aarch64.c (aarch64_set_current_function):
7004 Save/restore target globals when switching to
7005 target_option_default_node.
7007 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7010 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7011 Return 0 if !SHIFT_COUNT_TRUNCATED.
7013 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7014 Eric Botcazou <ebotcazou@adacore.com>
7016 PR rtl-optimization/69891
7017 * dse.c (scan_insn): If we can't figure out memset arguments
7018 or they are non-constant, call clear_rhs_from_active_local_stores.
7020 2016-02-26 Martin Liska <mliska@suse.cz>
7022 * doc/extend.texi: Mention clog10, clog10f an clog10l
7023 in Builtins section.
7025 2016-02-26 Martin Liska <mliska@suse.cz>
7027 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7029 (resolve_args_picking_1): Likewise.
7030 * dwarf2out.h (struct GTY): Likewise.
7032 2016-02-26 Martin Liska <mliska@suse.cz>
7034 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7036 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7038 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7039 Martin Liska <mliska@suse.cz>
7041 * doc/install.texi: Mention --enable-valgrind-annotations.
7043 2016-02-26 Richard Biener <rguenther@suse.de>
7045 PR tree-optimization/69551
7046 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7047 looking through aliases adjust DECL_PT_UID to refer to the
7048 ultimate alias target.
7050 2016-02-25 Martin Liska <mliska@suse.cz>
7053 * alloc-pool.c (after_memory_report): New variable.
7054 * alloc-pool.h (base_pool_allocator ::release): Do not use
7055 the infrastructure if after_memory_report.
7056 * toplev.c (toplev::main): Mark after memory report.
7058 2016-02-25 Richard Biener <rguenther@suse.de>
7060 PR tree-optimization/48795
7061 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7063 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7066 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7067 offloading is enabled and -fopenacc or -fopenmp is specified.
7068 (CRTOFFLOADEND): Likewise.
7069 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7070 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7071 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7072 (offload_objects_file_name): New static var.
7073 (tool_cleanup): Remove offload_objects_file_name file.
7074 (find_offloadbeginend): Replace with ...
7075 (find_crtoffloadtable): ... this.
7076 (run_gcc): Remove offload_argc and offload_argv.
7077 Get offload_objects_file_name from -foffload-objects=... option.
7078 Read names of object files with offload from this file, pass them to
7079 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7080 don't pass offloadbegin and offloadend to the linker. Don't pass
7081 offload non-LTO files to the linker, because now they're not claimed.
7083 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7086 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7087 on builtin_unreachable.
7089 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7091 PR rtl-optimization/69896
7092 * regcprop.c: Include cfgrtl.h.
7093 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7094 than remembered mode, either delete it (if noop_move_p), or
7095 treat like copy_p but not noop_p instruction.
7097 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7100 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7101 - allow NULL decl for Fortran DW_TAG_common_block variables.
7103 2016-02-24 Jason Merrill <jason@redhat.com>
7105 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7107 2016-02-24 Richard Biener <rguenther@suse.de>
7108 Jakub Jelinek <jakub@redhat.com>
7111 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7112 conditionally executed ops to well-defined overflow behavior.
7114 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7117 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7120 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7122 PR rtl-optimization/69886
7123 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7124 argument. Use it when checking validity of set instructions.
7125 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7126 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7128 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7129 * store-motion.c (find_moveable_store): Update
7130 can_assign_to_reg_without_clobbers_p callsite.
7132 2016-02-24 Richard Biener <rguenther@suse.de>
7135 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7137 (record_nonwrapping_iv): Do not fall back to the low/high bound
7138 for non-constant IV bases if the stmt is not always executed.
7140 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7142 * config/arm/arm-cores.def (cortex-a32): New entry.
7143 * config/arm/arm-tables.opt: Regenerate.
7144 * config/arm/arm-tune.md: Regenerate.
7145 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7146 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7147 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7148 for -mcpu and -mtune.
7150 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7153 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7154 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7155 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7156 (atomic_loaddi_1): Delete.
7157 (atomic_loaddi): Rewrite expander using the above changes.
7159 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7162 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7165 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7166 Richard Biener <rguenth@suse.de>
7169 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7170 set_mem_attributes if tem is SSA_NAME which got expanded
7173 2016-02-24 Richard Biener <rguenther@suse.de>
7175 PR tree-optimization/69907
7176 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7177 end of permutations for BB vectorization.
7179 2016-02-24 Christian Bruel <christian.bruel@st.com>
7181 * config/arm/arm-c.c (arm_option_override): Initialize
7182 target_option_current_node.
7183 * config/arm/arm.c (arm_pragma_target_parse): Replace
7184 build_target_option_node call by target_option_current_node.
7185 Set target_option_current_node.
7188 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7191 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7192 define_insn_and_split to define_insn.
7193 (zero_extendqi<mode>2_dot2): Same.
7194 (extendqi<mode>2_dot): Same.
7195 (extendqi<mode>2_dot2): Same.
7197 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7199 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7200 and add bypass for AES{D,E} and AESMC pairs.
7201 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7204 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7206 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7207 series for reciprocal square root in Exynos M1.
7209 2016-02-23 Martin Sebor <msebor@redhat.com>
7212 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7213 __builtin_alloca_with_align.
7215 2016-02-23 Richard Henderson <rth@redhat.com>
7217 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7218 (ix86_register_pragmas): Remove __seg_tls.
7219 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7220 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7221 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7222 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7223 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7224 * doc/extend.texi (__seg_tls): Remove item.
7226 2016-02-23 Richard Biener <rguenther@suse.de>
7228 * alloc-pool.h (struct allocation_object): Make id member
7229 conditional on CHECKING_P again.
7230 (get_instance): Adjust.
7231 (base_pool_allocator): Likewise.
7233 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7235 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7236 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7238 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7240 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7242 2016-02-23 Richard Biener <rguenther@suse.de>
7244 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7245 * bitmap.h (struct bitmap_usage): Likewise.
7246 (bitmap_move): Declare.
7247 * bitmap.c (register_overhead): Take size_t argument.
7248 (bitmap_move): New function.
7249 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7250 to properly account overhead.
7251 * tree.c (free_node): Use tree_size.
7253 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7256 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7257 when inverting comparison.
7260 * common.opt (Wunreachable-code): Add Warning flag.
7262 2016-02-23 Mark Wielaard <mjw@redhat.com>
7263 Jakub Jelinek <jakub@redhat.com>
7266 * cgraphunit.c (check_global_declaration): Check main_input_filename
7267 and DECL_SOURCE_FILE are not NULL.
7269 2016-02-23 Martin Jambor <mjambor@suse.cz>
7271 PR tree-optimization/69666
7272 * tree-sra.c (sra_modify_assign): Do not attempt to create
7273 default_def replacements for unscalarizable regions.
7275 2016-02-20 Mark Wielaard <mjw@redhat.com>
7278 * cgraphunit.c (check_global_declaration): Check level of
7279 warn_unused_const_variable and main_input_filename.
7280 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7281 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7282 (-Wunused-const-variable): Explain levels 1 and 2.
7284 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7287 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7288 identical arguments. Formatting and spelling fixes.
7291 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7296 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7297 and m68k-devices.def.
7298 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7299 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7301 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7303 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7304 and HImode registers.
7306 2016-02-22 Richard Biener <rguenther@suse.de>
7308 PR tree-optimization/69882
7309 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7310 preserve permutations present because of gaps.
7311 (vect_supported_load_permutation_p): Always continue checking
7312 permutations after vect_attempt_slp_rearrange_stmts.
7314 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7316 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7317 min_profitable_estimate, rather than min_profitable_iters.
7319 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7322 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7323 SImode for last match_operand.
7325 2016-02-22 Martin Liska <mliska@suse.cz>
7327 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7328 return bitsize - 1 as the return value.
7330 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7334 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7335 Handle negative shift counts.
7336 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7337 force_reg on the shift constant.
7338 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7339 (lshrsi3_d): Handle negative shift counts.
7341 2016-02-22 Richard Biener <rguenther@suse.de>
7342 Tom de Vries <tom@codesourcery.com>
7344 * graph.c: Include dumpfile.h.
7345 (print_graph_cfg): Split into three overloads.
7346 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7348 2016-02-22 Tom de Vries <tom@codesourcery.com>
7350 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7353 2016-02-22 Richard Biener <rguenther@suse.de>
7356 * ipa-inline-transform.c (inline_call): When not updating
7357 overall summaries adjust self size by the growth estimate.
7358 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7359 hash-set, do not update overall summaries here. Renamed from ...
7360 (inline_to_all_callers): ... this which is now wrapping the
7361 above and performing delayed overall summary update.
7362 (early_inline_small_functions): Delay updating of the overall
7365 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7367 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7370 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7373 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7374 :%* in %:gt() argument.
7375 (greater_than_spec_func): Adjust for expecting only numbers,
7376 if there are more than two numbers, compare the last two.
7378 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7380 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7381 -Wnarrowing with -std.
7383 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7386 * expr.c (store_field): Don't use bit-field path if exp is
7387 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7388 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7389 and the assignment can be performed by bitwise copy. Formatting
7393 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7394 call copy_reg_eh_region_note_forward on before and/or after sequences
7395 and remove note from insn if it no longer can throw.
7398 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7401 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7403 * config/s390/vector.md: Add missing commutative operand markers
7404 to the patterns which qualify for one.
7405 * config/s390/vx-builtins.md: Likewise.
7407 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7409 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7410 types to mode iterators.
7411 (vec_double): ... and mode attribute.
7412 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7414 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7416 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7417 Change the predicate of op2 from nonimmediate to general and let
7418 reload fix it if necessary.
7420 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7422 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7424 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7426 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7429 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7431 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7432 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7433 * config/s390/s390.md ("movstr<P:mode>"): Call
7434 s390_expand_vec_movstr.
7436 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7438 * config/s390/s390.md: Add missing output modifier for operand 1
7439 to print it as address properly.
7441 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7443 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7444 * config/s390/2964.md: New file.
7445 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7446 of insn grouping attributes depending on the CPU level.
7447 (s390_get_unit_mask): New function.
7448 (s390_sched_score): Remove the OOO from the scheduling macros.
7449 Add loop to calculate a score for the instruction mix.
7450 (s390_sched_reorder): Likewise plus improve debug output.
7451 (s390_sched_variable_issue): Rename macros as above. Calculate
7452 the unit distances after actually scheduling an insn. Improve
7454 (s390_sched_init): Clear last_scheduled_unit_distance array.
7455 * config/s390/s390.md: Include 2964.md.
7457 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7460 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7461 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7462 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7463 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7464 *avx512f_<code>v8div16qi2_mask_1): New insns.
7466 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7469 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7472 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7473 earlyclobber from target. Use wF constraint for fused memory
7475 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7477 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7478 Martin Liska <mliska@suse.cz>
7481 * cfgexpand.c (asan_sanitize_stack_p): New function.
7482 (partition_stack_vars): Use the function.
7483 (expand_stack_vars): Likewise.
7484 (defer_stack_allocation): Likewise.
7485 (expand_used_vars): Likewise.
7487 2016-02-18 Richard Biener <rguenther@suse.de>
7490 * fold-const.c (operand_equal_p): Properly compare offsets for
7491 IMAGPART_EXPR and ARRAY_REF.
7493 2016-02-18 Nick Clifton <nickc@redhat.com>
7497 * config/arm/arm.c (arm_option_override_internal): Disable
7498 interworking if the target does not support thumb instructions.
7499 (arm_reload_in_hi): Handle the case where a register to register
7500 move needs reloading because there is no simple pattern to handle
7502 (arm_reload_out_hi): Likewise.
7504 2016-02-18 Richard Biener <rguenther@suse.de>
7507 * match.pd: Don't use fold_binary or fold_unary for folding
7510 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7513 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7514 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7515 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7516 warn on gimple_no_warning_p statements.
7518 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7520 * doc/extend.texi (C++ Attributes): Correct description of
7521 warn_unused type attribute.
7523 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7525 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7526 correct instruction.
7528 2016-02-17 Richard Biener <rguenther@suse.de>
7530 PR rtl-optimization/69609
7531 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7532 (find_traces_1_round): When ending a trace update cached priority
7534 (bb_to_key): Use cached priority when available.
7535 (copy_bb): Initialize cached priority.
7536 (reorder_basic_blocks_software_trace_cache): Likewise.
7538 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7541 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7543 (aarch64_comparison_operator): Break overly long line into two.
7544 (aarch64_comparison_operation): Likewise.
7545 * config/aarch64/aarch64.md (cstorecc4): Use
7546 aarch64_comparison_operator_mode instead of
7547 aarch64_comparison_operator.
7548 (cstore<mode>4): Likewise.
7549 (aarch64_cstore<mode>): Likewise.
7550 (*cstoresi_insn_uxtw): Likewise.
7551 (cstore<mode>_neg): Likewise.
7552 (*cstoresi_neg_uxtw): Likewise.
7554 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7557 * config/arm/predicates.md (arm_comparison_operator_mode):
7559 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7560 instead of arm_comparison_operator.
7561 (*mov_negscc): Likewise.
7562 (*mov_notscc): Likewise.
7563 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7564 (*thumb2_mov_negscc): Likewise.
7565 (*thumb2_mov_negscc_strict_it): Likewise.
7566 (*thumb2_mov_notscc): Likewise.
7567 (*thumb2_mov_notscc_strict_it): Likewise.
7569 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7571 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7574 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7576 * config/visium/visium.c (machine_libfunc_index): New enum.
7577 (machine_libfuncs): New structure.
7578 (visium_libfuncs): New static variable.
7579 (TARGET_INIT_LIBFUNCS): Define to...
7580 (visium_init_libfuncs): ...this. New function.
7581 (expand_block_move_4): Use the appropriate libfunc.
7582 (expand_block_move_2): Likewise.
7583 (expand_block_move_1): Likewise.
7584 (expand_block_set_4): Likewise.
7585 (expand_block_set_2): Likewise.
7586 (expand_block_set_1): Likewise.
7587 (visium_trampoline_init): Likewise.
7589 2016-02-17 Nick Clifton <nickc@redhat.com>
7591 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7592 TI's devices.csv file as of March 2016.
7594 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7597 * opts-global.c (handle_common_deferred_options): Introduce and
7598 initialize two global variables to remember command-line options
7599 specifying a stack-limiting register.
7600 * opts.h: Add extern declarations of the two new global variables.
7601 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7602 variable based on the values of the two new global variables.
7604 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7607 * common.opt (Wnonnull-compare): New warning.
7608 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7609 of arguments against NULL.
7610 (-Wnonnull-compare): Document.
7611 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7612 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7613 * passes.def (pass_warn_nonnull_compare): Add.
7614 * gimple-ssa-nonnull-compare.c: New file.
7616 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7618 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7619 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7621 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7623 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7624 reciprocal sqrt for -mlow-precision-recip-sqrt.
7626 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7627 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7629 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7630 always use lane loads to construct non-constant vectors.
7632 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7634 * config/aarch64/aarch64.md
7635 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7636 constraints for operand 3.
7637 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7639 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7640 Richard Biener <rguenther@suse.de>
7642 PR tree-optimization/69820
7643 * tree-vect-patterns.c (type_conversion_p): Return false if
7644 *orig_type is unsigned single precision or boolean.
7645 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7648 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7650 PR rtl-optimization/69764
7651 PR rtl-optimization/69771
7652 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7653 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7655 2016-02-16 Richard Biener <rguenther@suse.de>
7657 PR tree-optimization/69776
7658 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7660 (indirect_refs_may_alias_p): Likewise.
7661 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7662 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7663 according to tbaa_p.
7664 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7665 (optimize_stmt): For redundant store discovery do not allow tbaa.
7667 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7669 PR tree-optimization/69714
7670 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7671 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7673 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7675 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7676 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7677 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7678 * config/arc/arc.c (arc_init): Check FPU options.
7679 (get_arc_condition_code): Handle new CC_FPU* modes.
7680 (arc_select_cc_mode): Likewise.
7681 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7682 register pair only. Allow access for ARCv2 accumulator.
7683 (gen_compare_reg): Whenever we have FPU support use FPU compare
7685 (arc_reorg): Don't generate brcc insns when FPU compare
7686 instructions are involved.
7687 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7688 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7689 floating point emulation.
7690 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7691 (REVERSE_CONDITION): Add new CC_FPU* modes.
7692 (TARGET_FP_SP_BASE): Define.
7693 (TARGET_FP_DP_BASE): Likewise.
7694 (TARGET_FP_SP_FUSED): Likewise.
7695 (TARGET_FP_DP_FUSED): Likewise.
7696 (TARGET_FP_SP_CONV): Likewise.
7697 (TARGET_FP_DP_CONV): Likewise.
7698 (TARGET_FP_SP_SQRT): Likewise.
7699 (TARGET_FP_DP_SQRT): Likewise.
7700 (TARGET_FP_DP_AX): Likewise.
7701 * config/arc/arc.md (ARCV2_ACC): New constant.
7702 (type): New fpu type attribute.
7703 (SDF): Conditional iterator.
7704 (cstore<mode>, cbranch<mode>): Change expand condition.
7705 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7706 handles FPU/FPX cases as well.
7707 * config/arc/arc.opt (mfpu): New option.
7708 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7710 (adddf3, muldf3, subdf3): Removed.
7711 * config/arc/predicates.md (proper_comparison_operator): Recognize
7713 * config/arc/fpu.md: New file.
7714 * doc/invoke.texi (ARC Options): Document mfpu option.
7716 2016-02-16 Richard Biener <rguenther@suse.de>
7718 PR rtl-optimization/69291
7719 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7720 noce_operand_ok check.
7722 2016-02-16 Tom de Vries <tom@codesourcery.com>
7725 * omp-low.c (simd_clone_create): Remove call to
7726 symtab->call_cgraph_insertion_hooks.
7728 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7730 PR tree-optimization/69802
7731 * tree-ssa-reassoc.c (update_range_test): If op is
7732 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7733 op == 1 test of precision 1 integral op, otherwise handle
7734 that case as op itself. Fix up formatting.
7735 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7738 2016-02-16 Richard Biener <rguenther@suse.de>
7740 PR tree-optimization/69586
7741 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7742 types for conversion sources.
7744 2016-02-16 Richard Biener <rguenther@suse.de>
7747 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7748 mask OEP_ADDRESS_OF.
7750 2016-02-16 Alan Modra <amodra@gmail.com>
7753 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7754 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7755 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7757 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7758 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7759 (p8_fmrgow_<mode>): Likewise.
7760 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7762 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7763 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7764 to use movdi_internal64. Remove op0_di.
7765 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7767 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7769 Add support for the FCCMP insn types
7771 * config/aarch64/aarch64.md (fccmp): Change insn type.
7773 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7774 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7775 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7776 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7777 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7778 * config/arm/types.md (fccmps): Add new insn type.
7781 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7783 * alias.c (get_alias_set): Fix a typo in comment.
7785 2016-02-15 Richard Biener <rguenther@suse.de>
7787 PR tree-optimization/69595
7788 * match.pd: Complete range test simplification to true.
7790 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7792 PR rtl-optimization/69648
7793 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7794 pic_offset_table_rtx.
7796 PR rtl-optimization/69752
7797 * ira.c (update_equiv_regs): When looking for more than a single SET,
7798 also take other side effects into account.
7800 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7802 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7803 for z900+ CPUs in 31-bit mode.
7805 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7807 * common/config/s390/s390-common.c (s390_supports_split_stack):
7809 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7810 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7811 * config/s390/s390.c (struct machine_function): New field
7812 split_stack_varargs_pointer.
7813 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7814 in s390_emit_prologue.
7815 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7817 (morestack_ref): New global.
7818 (SPLIT_STACK_AVAILABLE): New macro.
7819 (s390_expand_split_stack_prologue): New function.
7820 (s390_live_on_entry): New function.
7821 (s390_va_start): Use split-stack vararg pointer if appropriate.
7822 (s390_asm_file_end): Emit the split-stack note sections.
7823 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7824 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7825 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7826 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7827 (split_stack_prologue): New expand.
7828 (split_stack_space_check): New expand.
7829 (split_stack_data): New insn.
7830 (split_stack_call): New expand.
7831 (split_stack_call_*): New insn.
7832 (split_stack_cond_call): New expand.
7833 (split_stack_cond_call_*): New insn.
7835 2016-02-15 Richard Biener <rguenther@suse.de>
7837 PR tree-optimization/69783
7838 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7839 Add trivially correct cases.
7841 2016-02-15 Tom de Vries <tom@codesourcery.com>
7844 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7846 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7848 2016-02-15 Richard Biener <rguenther@suse.de>
7850 PR tree-optimization/69776
7851 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7852 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7853 indicate whether we can use TBAA to disambiguate against stores.
7854 Use alias-set zero if not.
7855 (visit_reference_op_store): Do not use TBAA when looking up
7857 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7858 (eliminate_dom_walker::before_dom_children): But not when looking
7859 up redundant stores.
7861 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7863 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7865 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7867 * config/i386/znver1.md
7868 (znver1_pop, znver1_pop_mem,
7869 znver1_load_imov_double_store,
7870 znver1_load_imov_direct_store,
7871 znver1_load_imov_direct_load,
7872 znver1_load_imov_double_load): Add new.
7873 (znver1_insn, znver1_insn_load): Add icmov type.
7875 znver1_sseavx_fma_load,
7877 znver1_avx256_fma_load): Fix pipe usage.
7879 2016-02-14 Alan Modra <amodra@gmail.com>
7882 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7883 with an invalid hard reg, reload just the reg not the entire
7884 pre/post-inc/dec address expression.
7886 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7889 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7890 fixed R1_REG scratch reg.
7891 (sibcall_value_pcrel_fdpic): Likewise.
7893 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7897 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7899 2016-02-12 Walter Lee <walt@tilera.com>
7901 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7902 * config/tilegx/t-tilegx: Likewise.
7904 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7907 * diagnostic-show-locus.c (struct line_span): New struct.
7908 (layout::get_first_line): Delete.
7909 (layout::get_last_line): Delete.
7910 (layout::get_num_line_spans): New member function.
7911 (layout::get_line_span): Likewise.
7912 (layout::print_heading_for_line_span_index_p): Likewise.
7913 (layout::get_expanded_location): Likewise.
7914 (layout::calculate_line_spans): Likewise.
7915 (layout::m_first_line): Delete.
7916 (layout::m_last_line): Delete.
7917 (layout::m_line_spans): New field.
7918 (layout::layout): Update comment. Replace m_first_line and
7919 m_last_line with m_line_spans, replacing their initialization
7920 with a call to calculate_line_spans.
7921 (diagnostic_show_locus): When printing source lines and
7922 annotations, rather than looping over a single span
7923 of lines, instead loop over each line_span within
7924 the layout, with an inner loop over the lines within them.
7925 Call the context's start_span callback when changing line spans.
7926 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7927 (diagnostic_build_prefix): Break out the building of the location
7928 part of the string into...
7929 (diagnostic_get_location_text): ...this new function, rewriting
7930 it from nested ternary expressions to a sequence of "if"
7932 (default_diagnostic_start_span_fn): New function.
7933 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7934 (diagnostic_context::start_span): New field.
7935 (default_diagnostic_start_span_fn): New prototype.
7937 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7940 * gcc.c (driver::finalize): Fix cleanup of "specs".
7942 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7946 * gcc.c (driver::driver): Initialize m_option_suggestions.
7947 (driver::~driver): Clean up m_option_suggestions.
7948 (suggest_option): Convert to...
7949 (driver::suggest_option): ...this, and split out into
7950 driver::build_option_suggestions and find_closest_string.
7951 (driver::build_option_suggestions): New function, from
7952 first half of suggest_option. Special-case
7953 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7954 the sanitizer_opts array. For options of enum types, add the
7955 various enum values to the candidate strings.
7956 (driver::handle_unrecognized_options): Remove "const".
7957 * gcc.h (driver::handle_unrecognized_options): Likewise.
7958 (driver::build_option_suggestions): New decl.
7959 (driver::suggest_option): New decl.
7960 (driver::m_option_suggestions): New field.
7961 * opts-common.c (add_misspelling_candidates): New function.
7962 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7963 and make non-static.
7964 * opts.h (sanitizer_opts): New array decl.
7965 (add_misspelling_candidates): New function decl.
7966 * spellcheck.c (find_closest_string): New function.
7967 * spellcheck.h (find_closest_string): New function decl.
7969 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7971 PR rtl-optimization/69764
7972 PR rtl-optimization/69771
7973 * optabs.c (expand_binop_directly): For shift_optab_p, force
7974 convert_modes with VOIDmode if xop1 has VOIDmode.
7976 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7979 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7980 to correctly determine instrumentation thunks.
7982 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7985 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7986 type by reference, force lhs on the call.
7989 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7990 Compute retval and retbnd early in all cases if split_part_return_p
7991 and return_bb is not EXIT. Remove all clobber stmts and reset
7992 all debug stmts that refer to SSA_NAMEs defined in split part,
7993 except if it is retval, in that case replace the old retval with the
7994 lhs of the call to the split part.
7996 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7999 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8002 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8003 whose result is used in PHI.
8004 (maybe_optimize_range_tests): Likewise.
8005 (final_range_test_p): Likweise.
8007 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8010 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8011 whose result is used in PHI.
8012 (maybe_optimize_range_tests): Likewise.
8013 (final_range_test_p): Likweise.
8015 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8017 * cgraph.c: Spelling fixes - behaviour -> behavior and
8018 neighbour -> neighbor.
8019 * target.def: Likewise.
8020 * sel-sched.c: Likewise.
8021 * config/mips/mips.c: Likewise.
8022 * config/arc/arc.md: Likewise.
8023 * config/arm/cortex-a57.md: Likewise.
8024 * config/arm/arm.c: Likewise.
8025 * config/arm/neon.md: Likewise.
8026 * config/arm/arm-c.c: Likewise.
8027 * config/vms/vms-c.c: Likewise.
8028 * config/s390/s390.c: Likewise.
8029 * config/i386/znver1.md: Likewise.
8030 * config/i386/i386.c: Likewise.
8031 * config/ia64/hpux-unix2003.h: Likewise.
8032 * config/msp430/msp430.md: Likewise.
8033 * config/rx/rx.c: Likewise.
8034 * config/rx/rx.md: Likewise.
8035 * config/aarch64/aarch64-simd.md: Likewise.
8036 * config/aarch64/aarch64.c: Likewise.
8037 * config/nvptx/nvptx.c: Likewise.
8038 * config/bfin/bfin.c: Likewise.
8039 * config/cris/cris.opt: Likewise.
8040 * config/rs6000/rs6000.c: Likewise.
8041 * target.h: Likewise.
8042 * spellcheck.c: Likewise.
8043 * ira-build.c: Likewise.
8044 * tree-inline.c: Likewise.
8045 * builtins.c: Likewise.
8046 * lra-constraints.c: Likewise.
8047 * explow.c: Likewise.
8048 * hwint.h: Likewise.
8049 * targhooks.c: Likewise.
8050 * tree-vect-data-refs.c: Likewise.
8052 * doc/tm.texi: Likewise.
8053 * doc/extend.texi: Likewise.
8054 * doc/install.texi: Likewise.
8055 * doc/md.texi: Likewise.
8056 * tree-ssa-tail-merge.c: Likewise.
8057 * sched-int.h: Likewise.
8058 * match.pd: Likewise.
8059 * sched-ebb.c: Likewise.
8060 * target.def (omit_struct_return_reg): Likewise.
8061 * gimple-ssa-isolate-paths.c: Likewise.
8062 (find_implicit_erroneous_behaviour): Renamed to...
8063 (find_implicit_erroneous_behavior): ... this.
8064 (find_explicit_erroneous_behaviour): Renamed to...
8065 (find_explicit_erroneous_behavior): ... this.
8066 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8068 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8070 PR rtl-optimization/64682
8071 PR rtl-optimization/69567
8072 PR rtl-optimization/69737
8073 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8074 in I2 as well, just lose it.
8076 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8078 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8080 (aarch64_last_printed_tune_string): Likewise.
8081 (aarch64_declare_function_name): Only output .arch assembler
8082 directive if it will be different from the previously output
8083 directive. Same for .tune comment but only if -dA is set.
8084 (aarch64_start_file): New function.
8085 (TARGET_ASM_FILE_START): Define.
8087 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8090 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8092 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8095 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8096 -Wmaybe-uninitialized warning.
8098 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8101 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8103 2016-02-11 Richard Biener <rguenther@suse.de>
8105 PR rtl-optimization/69291
8106 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8107 subexpressions affected by changing the result.
8109 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8112 * lra-constraints.c (curr_insn_transform): Find in/out operands
8113 for secondary memory moves. Update dups.
8115 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8117 PR tree-optimization/69652
8118 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8119 to nested loop, did source re-formatting, skip debug statements,
8120 add check on statement with volatile operand, remove dead scalar
8123 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8124 Patrick Palka <ppalka@gcc.gnu.org>
8128 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8129 calls if the return type is TREE_ADDRESSABLE.
8130 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8131 * ipa-split.c (split_function): Fix doubled "we" in comment.
8132 Use void return type for the split part even if
8133 !split_point->split_part_set_retval.
8135 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8137 PR tree-optimization/68021
8138 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8139 when computing the value of biv cand by itself.
8141 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8143 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8144 (cortexa57_tunings): Likewise.
8145 (cortexa72_tunings): Likewise.
8146 (arch_macro_fusion_pair_p): Add support for AES fusion.
8147 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8148 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8149 Allow virtual registers before reload so early scheduling works.
8150 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8151 correct latency and pipeline.
8152 (cortex_a57_crypto_complex): Likewise.
8153 (cortex_a57_crypto_xor): Likewise.
8154 (define_bypass): Add AES bypass.
8156 2016-02-10 Richard Biener <rguenther@suse.de>
8158 PR tree-optimization/69726
8159 * passes.def: Add DCE pass before late uninit.
8160 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8161 really fixup if-conversions job.
8163 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8165 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8166 (arm_cortex_a57_tune): Likewise.
8167 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8168 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8170 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8172 * timevar.def (TV_PHASE_DBGINFO): Delete.
8173 (TV_PHASE_CHECK_DBGINFO): Likewise.
8174 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8176 2016-02-10 Richard Biener <rguenther@suse.de>
8178 PR tree-optimization/69719
8179 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8180 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8182 2016-02-09 Andrew Pinski <apinski@cavium.com>
8185 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8186 get_vcond_mask_icode returns false.
8188 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8191 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8192 an ADDIS that adds a pointer to a large constant that sets the
8193 upper16 bits with a load operation.
8195 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8198 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8200 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8202 (vzipq_s16): Likewise.
8203 (vzipq_s32): Likewise.
8204 (vzipq_f32): Likewise.
8205 (vzipq_u8): Likewise.
8206 (vzipq_u16): Likewise.
8207 (vzipq_u32): Likewise.
8208 (vzipq_p8): Likewise.
8209 (vzipq_p16): Likewise.
8211 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8214 * config/arm/arm.c (neon_endian_lane_map): New function.
8215 (neon_vector_pair_endian_lane_map): New function.
8216 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8217 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8219 (vuzpq_s16): Likewise.
8220 (vuzpq_s32): Likewise.
8221 (vuzpq_f32): Likewise.
8222 (vuzpq_u8): Likewise.
8223 (vuzpq_u16): Likewise.
8224 (vuzpq_u32): Likewise.
8225 (vuzpq_p8): Likewise.
8226 (vuzpq_p16): Likewise.
8228 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8231 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8234 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8236 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8237 truncate const_int operand 1 to QImode.
8239 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8241 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8242 corresponding to an abnormal edge.
8244 2016-02-09 Tom de Vries <tom@codesourcery.com>
8246 PR tree-optimization/69599
8247 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8249 (find_func_aliases_for_builtin_call, find_func_clobbers)
8250 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8253 2016-02-09 Richard Biener <rguenther@suse.de>
8255 PR tree-optimization/69715
8256 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8257 LHS on calls as non-rewritable.
8259 2016-02-09 Tom de Vries <tom@codesourcery.com>
8262 * lto-wrapper.c (append_diag_options): New function.
8263 (compile_offload_image): Call append_diag_options.
8265 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8268 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8269 Minor copy-edit to fix verb tenses.
8271 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8273 PR tree-optimization/69209
8274 * ipa-split.c (split_function): If split part is not
8275 returning retval, retval has gimple type but is not
8276 gimple value, force it into a SSA_NAME first.
8278 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8280 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8283 2016-02-08 Jason Merrill <jason@redhat.com>
8286 * convert.c (convert_to_integer_1): Check dofold on truncation
8288 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8289 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8290 Rename from *_nofold.
8291 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8292 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8294 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8297 * tree.c (build_common_tree_nodes): Remove short_double argument.
8298 All callers changed.
8299 * tree.h (build_common_tree_nodes): Adjust declaration.
8300 * doc/invoke.texi (-fshort-double): Remove documentation.
8301 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8302 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8303 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8304 (append_linker_options): Don't handle OPT_fshort_double.
8306 PR rtl-optimization/68730
8307 * lra-remat.c (insn_to_cand_activation): New static variable.
8308 (lra_remat): Allocate and free it.
8309 (create_cand): New arg activation. Initialize a field in
8310 insn_to_cand_activation if it is nonnull.
8311 (create_cands): Pass the activation insn to create_cand when making
8312 a candidate involving an output reload. Reorganize code a little.
8313 (do_remat): Keep track of active status of candidates in a separate
8316 2016-02-08 Richard Biener <rguenther@suse.de>
8318 PR tree-optimization/69719
8319 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8320 Properly use absolute of the difference of the two offsets to
8321 compare or adjust the segment length.
8323 2016-02-08 Richard Biener <rguenther@suse.de>
8324 Jeff Law <law@redhat.com>
8327 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8328 types for anonymous SSA names.
8330 2016-02-08 Richard Biener <rguenther@suse.de>
8332 PR rtl-optimization/69274
8333 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8335 2016-02-08 Jeff Law <law@redhat.com>
8337 PR tree-optimization/65917
8338 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8339 equivalences from if (x == y) style conditionals.
8340 (loop_depth_of_name): Remove.
8341 (record_equality): Remove loop depth check.
8342 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8343 (const_and_copies::record_const_or_copy_raw): New member function.
8344 * tree-ssa-scopedtables.c
8345 (const_and_copies::record_const_or_copy_raw): New, factored out of
8346 (const_and_copies::record_const_or_copy): Call new member function.
8348 2016-02-05 Jeff Law <law@redhat.com>
8350 PR tree-optimization/68541
8351 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8352 (count_stmts_in_block): New function.
8353 (poor_ifcvt_candidate_code): Likewise.
8354 (is_feasible_trace): Add some heuristics to determine when path
8355 splitting is profitable.
8356 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8357 is a diamond with a single exit.
8359 2016-02-05 Martin Sebor <msebor@redhat.com>
8362 * doc/invoke.texi: Update -Wplacement-new to take an optional
8365 2016-02-06 Richard Henderson <rth@redhat.com>
8368 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8369 out of non-standard address spaces.
8371 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8373 PR rtl-optimization/69691
8374 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8376 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8378 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8379 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8380 (*ieee128_mfvsrd_64bit): Likewise.
8381 (*ieee128_mfvsrd_32bit): Likewise.
8383 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8387 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8389 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8390 instrumented_version.
8392 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8394 * doc/invoke.texi (Optimize Options): In table of --param options
8395 rename second occurrence of tracer-min-branch-ratio to
8396 tracer-min-branch-probability, rename
8397 tracer-min-branch-ratio-feedback to
8398 tracer-min-branch-probability-feedback and clarify description,
8399 rename sched-spec-state-edge-prob-cutoff to
8400 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8401 to selsched-insns-to-rename, rename lto-minpartition to
8402 lto-min-partition, delete reorder-blocks-duplicate and
8403 reorder-blocks-duplicate-feedback.
8405 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8407 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8410 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8412 * doc/extend.texi: S/390: Correct some typos.
8414 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8416 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8418 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8421 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8422 (s390_register_info_gprtofpr): Use new macros above.
8423 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8425 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8426 its name. Adjust restore and save gpr ranges.
8427 (s390_register_info_set_ranges): New function.
8428 (s390_register_info): Use new macros above. Call
8429 s390_register_info_set_ranges.
8430 (s390_optimize_register_info): Likewise.
8431 (s390_hard_regno_rename_ok): Use new macros.
8432 (s390_hard_regno_scratch_ok): Likewise.
8433 (s390_emit_epilogue): Likewise.
8434 (s390_can_use_return_insn): Likewise.
8435 (s390_optimize_prologue): Likewise.
8436 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8438 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8441 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8443 (ix86_option_override_internal): Disable TARGET_STV even for
8444 -m{incoming,preferred}-stack-boundary=3.
8446 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8448 * config.gcc: Mark deprecated rtems targets as obsolete.
8450 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8452 PR rtl-optimization/64682
8453 PR rtl-optimization/69567
8454 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8455 before I2 only if the register is both used and set in I2.
8457 2016-02-04 DJ Delorie <dj@redhat.com>
8459 * config/msp430/msp430.c (msp430_start_function): Add function type.
8461 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8464 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8466 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8468 PR rtl-optimization/69577
8470 2015-10-29 Richard Henderson <rth@redhat.com>
8474 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8475 sse check to the exact conditions of PR 67609.
8477 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8480 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8481 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8482 not allowed into the traditional Altivec registers.
8483 (movtd_64bit_nodm): Likewise.
8484 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8486 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8488 * config/aarch64/cortex-a57-fma-steering.c
8489 (aarch64_register_fma_steering): Remove "static" from arguments
8492 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8495 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8498 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8500 * doc/invoke.texi: Delete -mno-fma4.
8502 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8504 PR rtl-optimization/69577
8505 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8506 (find_subregs_of_mode): Update accordingly. Iterate over partial
8509 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8511 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8512 * config/arm/arm.c (neon_reinterpret): Remove.
8513 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8514 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8515 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8516 vreinterpretti): Remove.
8517 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8518 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8519 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8520 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8521 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8522 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8523 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8524 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8525 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8526 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8527 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8528 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8529 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8530 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8531 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8532 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8533 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8534 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8535 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8536 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8537 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8538 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8539 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8540 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8541 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8542 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8543 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8544 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8545 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8546 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8547 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8548 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8549 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8550 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8551 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8552 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8553 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8554 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8555 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8556 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8557 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8558 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8559 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8560 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8561 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8562 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8563 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8564 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8565 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8566 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8567 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8568 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8569 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8570 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8571 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8572 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8573 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8574 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8575 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8576 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8577 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8578 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8579 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8580 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8581 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8582 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8583 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8584 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8585 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8586 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8587 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8588 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8589 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8590 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8591 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8592 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8593 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8594 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8595 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8596 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8597 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8598 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8599 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8600 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8601 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8602 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8603 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8604 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8605 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8606 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8607 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8608 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8609 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8610 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8611 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8612 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8613 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8614 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8615 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8616 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8617 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8618 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8619 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8621 2016-02-04 Martin Liska <mliska@suse.cz>
8624 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8625 that are gimple_store_p.
8626 (maybe_instrument_call): Likewise.
8628 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8630 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8631 register scaling out of memory reference and comment why.
8633 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8637 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8638 folding the source of a SET.
8640 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8644 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8645 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8647 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8651 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8654 2016-02-04 Christian Bruel <christian.bruel@st.com>
8656 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8657 * config/arm/arm.c (arm_set_current_function): Likewise.
8659 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8660 Ilya Enkovich <enkovich.gnu@gmail.com>
8661 H.J. Lu <hongjiu.lu@intel.com>
8664 * config/i386/i386.c (convert_scalars_to_vector): Remove
8665 stack alignment fixes.
8666 (ix86_option_override_internal): Disable TARGET_STV if stack
8667 might not be aligned enough.
8668 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8670 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8672 * gcc/config/i386/x86-tune.def: Disable default prefetching
8675 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8676 Vladimir Makarov <vmakarov@redhat.com>
8679 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8680 in validating fused toc addresses.
8682 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8685 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8686 range->m_caret fields if range->m_show_caret_p is false.
8689 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8690 Force oldval into register if it does not satisfy reg_or_short_operand
8691 predicate. Fix up formatting.
8693 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8694 Alexandre Oliva <aoliva@redhat.com>
8697 * lra-constraints.c (simplify_operand_subreg): Check additionally
8698 address validity after potential reloading.
8699 (process_address_1): Check insns validity. In case of failure do
8702 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8705 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8708 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8710 * wide-int.cc (canonize_uhwi): New function.
8711 (wi::divmod_internal): Use it.
8713 2016-02-02 James Norris <jnorris@codesourcery.com
8715 * gimplify.c (omp_notice_variable): Add usage check.
8717 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8719 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8720 like LE, GE, LT, GT when emitting relational operator.
8722 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8724 * ira-costs.c (find_costs_and_classes): Add extra argument.
8725 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8726 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8727 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8728 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8729 Add best_class parameter, and return it if not ALL_REGS.
8730 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8732 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8735 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8737 * config/aarch64/aarch64.c
8738 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8739 (aarch64_ira_change_pseudo_allocno_class): New function.
8741 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8746 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8748 * config/avr/avr.c (avr_option_override): Set
8749 PARAM_ALLOW_STORE_DATA_RACES to 1.
8751 2016-02-02 Richard Biener <rguenther@suse.de>
8753 PR tree-optimization/69595
8754 * match.pd: Add range test simplifications to true/false.
8756 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8758 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8759 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8762 2016-02-02 Richard Biener <rguenther@suse.de>
8764 PR tree-optimization/69606
8765 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8766 info on the result before moving a stmt.
8768 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8771 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8772 branch with vector comparison.
8773 * config/i386/sse.md (VI48_AVX): New mode iterator.
8774 (define_expand "cbranch<mode>4): Add support for conditional branch
8775 with vector comparison.
8776 * tree-vect-loop.c (optimize_mask_stores): New function.
8777 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8778 has_mask_store field of vect_info.
8779 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8780 vectorized loops having masked stores after vec_info destroy.
8781 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8782 correspondent macros.
8783 (optimize_mask_stores): Add prototype.
8785 2016-02-02 Alan Modra <amodra@gmail.com>
8788 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8791 2016-02-02 Alan Modra <amodra@gmail.com>
8794 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8795 whenever toc_label_name used.
8796 (rs6000_file_start): Don't set up toc section here,
8797 (rs6000_output_function_epilogue): do so here instead,
8798 (rs6000_xcoff_file_start): and here.
8799 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8800 (load_toc_aix_di): Likewise.
8802 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8804 PR rtl-optimization/69592
8805 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8806 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8807 (num_sign_bit_copies_binary_arith_p): New inline function.
8808 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8810 2016-02-01 Jeff Law <law@redhat.com>
8812 PR tree-optimization/69580
8813 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8814 * tree-ssa-threadbackward.c
8815 (fsm_find_control_statement_thread_paths): Do not try to walk
8816 through large PHI nodes.
8818 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8820 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8821 when count is incremented above limit, don't analyze further
8824 * omp-low.c (oacc_parse_default_dims): Avoid
8825 -Wsign-compare warning, make sure value fits into int
8826 rather than just unsigned int.
8828 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8830 PR tree-optimization/67921
8831 * fold-const.c (split_tree): New parameters. Convert pointer
8832 type variable part to proper type before negating.
8833 (fold_binary_loc): Pass new arguments to split_tree.
8835 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8837 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8838 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8839 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8840 * doc/tm.texti: Rebuilt.
8841 * doc/invoke.texi (fopenacc-dim): Document.
8842 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8843 (append_compiler_options): Likewise.
8844 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8845 (oacc_parse_default_dims): New.
8846 (oacc_validate_dims): Add USED arg. Select non-unity default when
8848 (oacc_loop_fixed_partitions): Return mask of used partitions.
8849 (oacc_loop_auto_partitions): Emit dump info.
8850 (oacc_loop_partition): Return mask of used partitions.
8851 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8852 loop partitioning and validation calls.
8854 2016-02-01 Richard Biener <rguenther@suse.de>
8857 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8859 2016-02-01 Richard Biener <rguenther@suse.de>
8861 PR tree-optimization/69574
8862 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8863 of asserting return chrec_dont_know.
8865 2016-02-01 Martin Liska <mliska@suse.cz>
8867 * mem-stats-traits.h: Add copyright header.
8868 * mem-stats.h: Likewise.
8870 2016-02-01 Richard Biener <rguenther@suse.de>
8872 PR tree-optimization/69579
8873 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8874 Do not propagate through abnormal PHI results.
8876 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8878 * postreload.c (reload_cse_simplify): Remove dead code.
8880 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8882 PR rtl-optimization/69570
8883 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8884 if there is more than one set, not if there is a single set.
8886 2016-02-01 Richard Henderson <rth@redhat.com>
8889 * combine.c (make_compound_operation): When looking through a
8890 subreg, make sure to re-extend to the width of the outer mode.
8892 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8894 PR tree-optimization/69546
8895 * wide-int.cc (wi::divmod_internal): For unsigned division
8896 where both operands fit into uhwi, if o1 is 1 and o0 has
8897 msb set, if divident_prec is larger than bits per hwi,
8898 clear another quotient word and return 2 instead of 1.
8899 Similarly for remainder with msb in HWI set, if dividend_prec
8900 is larger than bits per hwi.
8902 2016-01-29 Martin Jambor <mjambor@suse.cz>
8904 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8905 Use short lowercase names.
8906 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8907 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8908 acq_rel one. Protect warning agains segfaults if
8909 get_memory_order_name returns NULL.
8910 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8911 with release semantics. Do not warn if get_memory_order already did.
8912 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8913 semantics. Fix check for relaxed or acquire semantics. Do not warn
8914 if get_memory_order already did.
8916 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8918 * doc/install.texi: Document that isl-0.16 is supported.
8920 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8923 * config/i386/constraints.md (Bm): Describe as special memory
8925 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8926 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8927 * genpreds.c (struct constraint_data): Add is_special_memory.
8928 (have_special_memory_constraints, special_memory_start): New
8930 (special_memory_end): Ditto.
8931 (add_constraint): Add new arg is_special_memory. Add code to
8932 process its true value. Update have_special_memory_constraints.
8933 (process_define_constraint): Pass the new arg.
8934 (process_define_register_constraint): Ditto.
8935 (choose_enum_order): Process special memory.
8936 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8937 function insn_extra_special_memory_constraint.
8938 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8939 * gensupport.c (process_rtx): Process
8940 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8941 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8942 * ira-lives.c (single_reg_class): Use
8943 insn_extra_special_memory_constraint.
8944 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8945 * lra-constraints.c (process_alt_operands): Ditto.
8946 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8947 * recog.c (asm_operand_ok, preprocess_constraints): Process
8949 * reload.c (find_reloads): Ditto.
8950 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8951 * stmt.c (parse_input_constraint): Use
8952 insn_extra_special_memory_constraint.
8954 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8957 * lra-splill.c (lra_final_code_change): Revert r229087 by
8958 removing all sub-registers.
8960 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8963 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8965 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8968 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8969 SSE1, copy target into the temporary reg first before recursing
8972 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8974 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8977 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8979 * ginclude/stdarg.h: Test __cplusplus instead of
8980 __GXX_EXPERIMENTAL_CXX0X__.
8982 2016-01-29 Richard Biener <rguenther@suse.de>
8984 PR tree-optimization/69547
8985 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8986 Do not mark clobbers necessary.
8987 (mark_all_reaching_defs_necessary_1): Likewise.
8989 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8991 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8992 declaration name with %qs and print it in both error messages.
8993 Also fix indentation.
8995 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8998 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8999 trailing blank line from error message.
9001 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9004 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9007 2016-01-29 Richard Biener <rguenther@suse.de>
9010 * match.pd: Allow all integral types when simplifying a
9011 widening or sign-changing conversion.
9013 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9015 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9016 back to setting codegen_error to fail codegen.
9018 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9021 * config/i386/constraints.md (C): Only accept constant zero operand.
9022 (BC): New constraint.
9023 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9024 instead of C constraint.
9025 * doc/md.texi (Machine Constraints): Update description
9028 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9031 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9033 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9036 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9039 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9041 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9042 branches if using guessed profile.
9044 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9046 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9048 2016-01-28 Richard Henderson <rth@redhat.com>
9051 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9052 * config/aarch64/aarch64-protos.h: Update.
9053 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9054 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9055 (aarch64_get_condition_code_1): Handle CC_Cmode.
9056 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9057 (*add<mode>3_compareC_cconly_imm): New.
9058 (*add<mode>3_compareC_cconly): New.
9059 (*add<mode>3_compareC_imm): New.
9060 (add<mode>3_compareC): New.
9061 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9062 to be first. Use aarch64_carry_operation.
9063 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9064 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9065 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9066 (subti3): Use subdi3_compare1.
9067 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9068 (sub<mode>3_compare1): New.
9069 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9070 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9071 (*subsi3_carryin_uxtw): Likewise.
9072 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9073 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9074 * config/aarch64/iterators.md (DWI): New.
9075 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9076 (aarch64_borrow_operation): New.
9078 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9080 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9081 message when isl does not return a valid schedule.
9083 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9085 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9086 Remove comments from class declarations: they are already in the code
9089 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9091 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9093 (ternary_op_to_tree): Same.
9094 (unary_op_to_tree): Same.
9095 (nary_op_to_tree): Same.
9096 (gcc_expression_from_isl_expr_op): Same.
9097 (gcc_expression_from_isl_expression): Same.
9098 (graphite_create_new_loop): Same.
9099 (graphite_create_new_loop_guard): Same.
9100 (build_iv_mapping): Same.
9101 (graphite_create_new_guard): Same.
9102 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9103 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9105 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9107 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9108 instead of setting codegen_error to fail codegen.
9110 2016-01-28 Jason Merrill <jason@redhat.com>
9112 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9114 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9116 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9117 Remove CONST_INT_P check in CCMP cost calculation.
9119 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9121 * config/aarch64/aarch64.c (generic_vector_cost):
9122 Set vec_permute_cost.
9123 (cortexa57_vector_cost): Likewise.
9124 (exynosm1_vector_cost): Likewise.
9125 (xgene1_vector_cost): Likewise.
9126 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9127 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9128 Add vec_permute_cost entry.
9130 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9132 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9134 (add<mode>3_compare0): Likewise.
9135 (addsi3_compare0_uxtw): Likewise.
9136 (add<mode>3nr_compare0): Likewise.
9137 (compare_neg<mode>): Likewise.
9138 (<optab><mode>3): Likewise.
9140 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9142 * tree-vect-stmts.c (vectorizable_comparison): Add
9143 NULL check for vectype.
9145 2016-01-28 Richard Biener <rguenther@suse.de>
9147 PR tree-optimization/69466
9148 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9149 Account for PHIs we couldn't duplicate.
9151 2016-01-28 Martin Liska <mliska@suse.cz>
9154 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9155 instead of ENABLE_VALGRIND_CHECKING.
9157 2016-01-27 Richard Henderson <rth@redhat.com>
9160 * lra-remat.c (subreg_regs): New.
9161 (dump_candidates_and_remat_bb_data): Dump it.
9162 (operand_to_remat): Reject if operand in subreg_regs.
9163 (set_bb_regs): Collect subreg_regs.
9164 (lra_remat): Init and free subreg_regs. Compute
9165 calculate_local_reg_remat_bb_data before create_cands.
9167 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9170 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9171 change stack_alignment_needed for __tls_get_addr call.
9173 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9175 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9177 2016-01-27 Jeff Law <law@redhat.com>
9179 PR tree-optimization/68398
9180 PR tree-optimization/69196
9181 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9182 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9183 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9184 Only count PHIs in the last block in the path. The others will
9185 const/copy propagate away. Add heuristic to allow more irreducible
9186 subloops to be created when it is likely profitable to do so.
9188 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9189 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9190 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9192 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9195 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9196 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9197 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9198 * tree-streamer-in.c: Include asan.h.
9199 (streamer_get_builtin_tree): For builtins in sanitizer
9200 range call initialize_sanitizer_builtins and retry.
9202 2016-01-27 Ian Lance Taylor <iant@google.com>
9204 * common.opt (fkeep-gc-roots-live): New undocumented option.
9205 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9206 -fkeep-gc-roots-live, skip pointers.
9207 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9210 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9213 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9214 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9216 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9219 * configure.ac: NetBSD provides SSP in its C library.
9220 * configure: Updated.
9222 2016-01-27 Richard Biener <rguenther@suse.de>
9224 PR tree-optimization/69166
9225 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9226 reduction code for commutativity / associativity.
9228 2016-01-27 Martin Jambor <mjambor@suse.cz>
9230 PR tree-optimization/69355
9231 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9232 total_scalarization fails.
9234 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9236 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9239 2016-01-27 Christian Bruel <christian.bruel@st.com>
9242 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9243 Move arm_reset_previous_fndecl and set_target_option_current_node in
9244 the conditional part. Call save_restore_target_globals.
9245 * config/arm/arm.c (arm_set_current_function):
9246 Refactor to better support #pragma target and attribute mix.
9247 Call save_restore_target_globals.
9248 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9250 2016-01-27 Martin Liska <mliska@suse.cz>
9252 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9253 reference for an HSA kernel and its host function.
9255 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9257 PR tree-optimization/69399
9258 * wide-int.h (wi::lrshift): For larger precisions, only
9259 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9261 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9263 * config/arc/predicates.md (proper_comparison_operator): Reject
9264 constant-constant comparison.
9266 2016-01-26 Tom de Vries <tom@codesourcery.com>
9268 PR tree-optimization/69110
9269 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9270 DR_NUM_DIMENSIONS == 0.
9272 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9273 Sebastian Pop <s.pop@samsung.com>
9275 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9276 isl_ast_op_cond and isl_ast_op_select.
9277 (gcc_expression_from_isl_expr_op): Same.
9279 2016-01-26 Jason Merrill <jason@redhat.com>
9282 * tree.c (recompute_constructor_flags): Split out from
9284 (verify_constructor_flags): New.
9285 * tree.h: Declare them.
9287 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9289 PR rtl-optimization/69217
9290 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9291 are no TYPE_FIELDS set for the record type.
9293 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9296 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9297 toc_label_name unconditionally.
9298 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9299 SYMBOL_REF string. Use toc_label_name instead of constructing
9301 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9302 constructing LCTOC1.
9304 2016-01-26 Martin Sebor <msebor@redhat.com>
9307 * doc/extend.texi (Common Type Attributes): Move text that talks about
9308 attribute packed from attribute aligned to the section discussing
9309 the former attribute for clarity.
9311 2016-01-26 Richard Henderson <rth@redhat.com>
9314 * trans-mem.c (tm_region_init): Mark entry block as visited.
9316 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9319 * diagnostic-show-locus.c (layout::print_source_line): Replace
9320 call to pp_newline with call to layout::print_newline.
9321 (layout::print_annotation_line): Likewise.
9322 (layout::move_to_column): Likewise.
9323 (layout::print_any_fixits): After printing any fixits, print a
9324 trailing newline, if necessary.
9325 (layout::print_newline): New method, resetting any colorization
9327 (diagnostic_show_locus): Move the pp_newline to before the
9328 early bailout. Remove dummy block enclosing the layout instance.
9329 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9330 of pp_newline_and_flush with pp_flush.
9331 (diagnostic_append_note): Delete use of pp_newline.
9332 (diagnostic_append_note_at_rich_loc): Delete.
9333 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9334 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9335 when newline characters are added to the buffer.
9337 2016-01-26 Michael Matz <matz@suse.de>
9339 * configure.ac (ac_cv_std_swap_in_utility): New test.
9340 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9341 * configure: Regenerate.
9342 * config.in: Regenerate.
9344 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9346 * config/arc/arc.md (cstoresi4): Force operand into register.
9347 (arcset<code>): Fix predicate.
9348 (arcsetltu): Likewise.
9349 (arcsetgeu): Likewise.
9350 (arcsethi): Likewise.
9351 (arcsetls): Likewise.
9353 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9355 PR tree-optimization/69483
9356 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9357 if base has error_mark_node type.
9359 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9362 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9363 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9365 (vget_lane_f16): Handle big-endian.
9366 (vgetq_lane_f16): Likewise.
9367 (vset_lane_f16): Likewise.
9368 (vsetq_lane_f16): Likewise.
9369 * config/arm/iterators.md (VQXMOV): Add V8HF.
9370 (VDQ): Add V4HF and V8HF.
9371 (V_reg): Handle V4HF and V8HF.
9372 (Is_float_mode): Likewise.
9373 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9374 neon_vdup_nv8hf): New patterns.
9375 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9376 Use VD_LANE iterator.
9377 (neon_vld1_dup<mode>): Use VQ2 iterator.
9379 2016-01-26 Nathan Sidwell <nathan@acm.org>
9381 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9382 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9383 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9384 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9385 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9386 (oacc_validate_dims): Add LEVEL arg, don't return level.
9387 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9389 (execute_oacc_device_lower): Adjust, add more dump output.
9390 * tree-ssa-loop.c (gate_oacc_kernels): Use
9391 oacc_fn_attrib_kernels_p.
9392 * tree-parloops.c (create_parallel_loop): Adjust
9393 set_oacc_fn_attrib call.
9395 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9398 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9399 (append_compiler_options): Handle -fcilkplus.
9400 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9402 2016-01-26 Nick Clifton <nickc@redhat.com>
9405 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9406 been marked as DECL_ONE_ONLY but we do not the means to make it
9407 so, then do not allow it to bind locally.
9409 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9412 * opts.h (parse_sanitizer_options): New prototype.
9413 * opts.c (sanitizer_opts): New array.
9414 (parse_sanitizer_options): New function.
9415 (common_handle_option): Use parse_sanitizer_options.
9417 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9420 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9421 alignment adjustment to ...
9422 (ix86_update_stack_boundary): Here. Don't over-align stack for
9424 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9425 if __tls_get_addr is called.
9427 2016-01-26 Christian Bruel <christian.bruel@st.com>
9429 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9431 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9433 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9435 2016-01-26 Richard Biener <rguenther@suse.de>
9438 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9440 2016-01-26 Richard Biener <rguenther@suse.de>
9442 PR tree-optimization/69452
9443 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9444 (move_computations_dom_walker::before_dom_children): Rename
9446 (move_computations_worker): This.
9447 (move_computations): Perform an RPO rather than a DOM walk.
9449 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9452 * combine.c (combine_instructions): For REG_EQUAL note with
9453 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9454 to the underlying register.
9455 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9456 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9458 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9461 * config/aarch64/aarch64-builtins.c
9462 (aarch64_init_simd_builtin_types): Do not set structural
9463 equality to __Poly{8,16,64,128}_t types.
9465 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9467 PR tree-optimization/69400
9468 * wide-int.cc (wi_pack): Take the precision as argument and
9469 perform canonicalization here rather than in the callers.
9470 Use the main loop to handle all full-width HWIs. Add a
9471 zero HWI if in_len isn't a full result.
9472 (wi::divmod_internal): Update accordingly.
9473 (wi::mul_internal): Likewise. Simplify.
9475 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9476 Sebastian Pop <s.pop@samsung.com>
9478 * graphite-poly.c (apply_poly_transforms): Simplify.
9479 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9480 (print_isl_map): Same.
9481 (print_isl_union_map): Same.
9482 (print_isl_schedule): New.
9483 (debug_isl_schedule): New.
9484 * graphite-dependences.c (scop_get_reads): Do not call
9485 isl_union_map_add_map that is undocumented isl functionality.
9486 (scop_get_must_writes): Same.
9487 (scop_get_may_writes): Same.
9488 (scop_get_original_schedule): Remove.
9489 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9490 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9491 (compute_deps): Remove.
9492 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9493 (debug_schedule_ast): New.
9494 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9495 set_separate_option.
9496 (graphite_regenerate_ast_isl): Add dump.
9497 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9498 from scop->transformed_schedule.
9499 (graphite_regenerate_ast_isl): Add more dump.
9500 * graphite-optimize-isl.c (optimize_isl): Set
9501 scop->transformed_schedule. Check whether schedules are equal.
9502 (apply_poly_transforms): Move here.
9503 * graphite-poly.c (apply_poly_transforms): ... from here.
9504 (free_poly_bb): Static.
9505 (free_scop): Static.
9506 (pbb_number_of_iterations_at_time): Remove.
9507 (print_isl_ast): New.
9508 (debug_isl_ast): New.
9509 (debug_scop_pbb): New.
9510 * graphite-scop-detection.c (print_edge): Move.
9512 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9513 (build_scop_scattering): Remove.
9514 (create_pw_aff_from_tree): Assert instead of bailing out.
9515 (add_condition_to_pbb): Remove unused code, do not fail.
9516 (add_conditions_to_domain): Same.
9517 (add_conditions_to_constraints): Remove.
9518 (build_scop_context): New.
9519 (add_iter_domain_dimension): New.
9520 (build_iteration_domains): Initialize pbb->iterators.
9521 Call add_conditions_to_domain.
9524 (index_outermost_in_loop): New.
9525 (index_pbb_in_loop): New.
9526 (outermost_pbb_in): New.
9527 (add_in_sequence): New.
9528 (add_outer_projection): New.
9529 (outer_projection_mupa): New.
9530 (add_loop_schedule): New.
9531 (build_schedule_pbb): New.
9532 (build_schedule_loop): New.
9533 (embed_in_surrounding_loops): New.
9534 (build_schedule_loop_nest): New.
9535 (build_original_schedule): New.
9536 (build_poly_scop): Call build_original_schedule.
9537 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9538 (free_poly_dr): Remove.
9539 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9540 (free_poly_bb): Remove.
9541 (debug_loop_vec): Remove.
9542 (print_isl_ast): Declare.
9543 (debug_isl_ast): Declare.
9544 (scop_do_interchange): Remove.
9545 (scop_do_strip_mine): Remove.
9546 (scop_do_block): Remove.
9547 (flatten_all_loops): Remove.
9548 (optimize_isl): Remove.
9549 (pbb_number_of_iterations_at_time): Remove.
9550 (debug_scop_pbb): Declare.
9551 (print_schedule_ast): Declare.
9552 (debug_schedule_ast): Declare.
9553 (struct scop): Remove schedule. Add original_schedule,
9554 transformed_schedule.
9555 (free_gimple_poly_bb): Remove.
9556 (print_generated_program): Remove.
9557 (debug_generated_program): Remove.
9558 (unify_scattering_dimensions): Remove.
9559 * sese.c (print_edge): ... here.
9560 (print_sese): ... here.
9561 (debug_edge): ... here.
9562 (debug_sese): ... here.
9563 * sese.h (print_edge): Declare.
9564 (print_sese): Declare.
9565 (dump_edge): Declare.
9566 (dump_sese): Declare.
9568 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9569 Sebastian Pop <s.pop@samsung.com>
9571 * Makefile.in: Set ISLVER in site.exp.
9573 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9575 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9576 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9577 through DECL_VALUE_EXPR for expansion.
9579 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9581 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9582 the frame info after reload completed.
9584 2016-01-25 Jeff Law <law@redhat.com>
9586 PR tree-optimization/69196
9587 PR tree-optimization/68398
9588 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9589 tree-ssa-threadupdate.c.
9590 (determine_bb_domination_status): Prototype
9591 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9592 (determine_bb_domination_status): No longer static.
9593 (valid_jump_thread_path): Remove code to detect characteristics
9594 of the jump thread path not associated with correctness.
9595 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9596 Correct test for thread path length. Count PHIs for real operands as
9597 statements that need to be copied. Do not count ASSERT_EXPRs.
9598 Look at all the blocks in the thread path. Compute and selectively
9599 filter thread paths based on threading through the latch, threading
9600 a multiway branch or crossing a multiway branch.
9602 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9604 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9605 decl with __attribute__ ((unused)) annotation.
9607 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9610 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9611 of operands is compatible with a statement vectype.
9613 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9615 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9616 improve wording for mixed storage order support.
9618 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9620 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9621 (vcvt_u64_f64): Likewise.
9622 (vcvta_s64_f64): Likewise.
9623 (vcvta_u64_f64): Likewise.
9624 (vcvtm_s64_f64): Likewise.
9625 (vcvtm_u64_f64): Likewise.
9626 (vcvtn_s64_f64): Likewise.
9627 (vcvtn_u64_f64): Likewise.
9628 (vcvtp_s64_f64): Likewise.
9629 (vcvtp_u64_f64): Likewise.
9631 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9633 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9634 (arc_init): Check validity mll64 option.
9635 (arc_save_restore): Use double load/store instruction.
9636 (arc_expand_movmem): Likewise.
9637 (arc_split_move): Don't split if we have double load/store
9638 instructions. Returns a boolean.
9639 (arc_process_double_reg_moves): Change function to return boolean
9640 instead of a sequence of instructions.
9641 (arc_dwarf_register_span): New function.
9642 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9643 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9644 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9645 (*movdf_insn): Likewise.
9646 * config/arc/arc.opt (mll64): New option.
9647 * config/arc/predicates.md (even_register_operand): New predicate.
9648 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9650 2016-01-25 Richard Biener <rguenther@suse.de>
9653 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9654 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9656 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9658 2016-01-25 Richard Biener <rguenther@suse.de>
9660 PR tree-optimization/69376
9661 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9663 (VN_INFO_ANTI_RANGE_P): New inline.
9664 (VN_INFO_RANGE_TYPE): Likewise.
9665 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9666 SSA_NAME_ANTI_RANGE_P.
9667 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9668 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9669 Properly query VN_INFO_RANGE_TYPE.
9671 2016-01-25 Nick Clifton <nickc@redhat.com>
9674 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9676 2016-01-23 Tom de Vries <tom@codesourcery.com>
9678 PR tree-optimization/69426
9679 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9682 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9684 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9685 "the the" with "the" in the comments.
9686 * ipa-devirt.c (build_type_inheritance_graph,
9687 update_type_inheritance_graph): Likewise.
9688 * tree.c (build_function_type_list_1): Likewise.
9689 * cfgloopmanip.c (scale_loop_profile): Likewise.
9690 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9691 * gimple-ssa-split-paths.c
9692 (find_block_to_duplicate_for_splitting_paths): Likewise.
9693 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9694 * expr.c (convert_move): Likewise.
9695 * var-tracking.c (vt_stack_adjustments): Likewise.
9696 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9697 * tree-vrp.c (test_for_singularity): Likewise.
9699 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9700 directly instead of building a temporary tree.
9703 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9704 remove <algorithm> include.
9706 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9709 * config/i386/i386.c: Include dojump.h.
9710 (expand_small_movmem_or_setmem,
9711 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9713 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9714 if dynamic_check != -1.
9716 2016-01-21 Jeff Law <law@redhat.com>
9719 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9720 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9721 into dominated_by_p.
9722 (cprop_into_successor_phis): Avoid unnecessary tests.
9724 2016-01-22 Richard Henderson <rth@redhat.com>
9727 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9728 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9730 2016-01-22 Michael Matz <matz@suse.de>
9732 * system.h (string, algorithm): Include only conditionally.
9733 (new): Include always under C++.
9734 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9735 * final.c (toplevel): Ditto.
9736 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9737 * genconditions.c (write_header): Make gencondmd.c define
9739 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9741 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9742 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9744 2016-01-22 Christian Bruel <christian.bruel@st.com>
9747 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9749 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9752 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9753 define_insn_and_split. Ensure operands[1] and operands[0] do not
9754 get assigned the same register.
9756 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9758 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9760 2016-01-22 Christian Bruel <christian.bruel@st.com>
9762 * config/arm/arm-c.c (arm_pragma_target_parse):
9763 Remove warn_builtin_macro_redefined overwrite.
9765 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9767 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9768 flag_non_call_exceptions compatibility.
9770 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9773 * dwarf2out.c (add_child_die_after): New function.
9774 (dwarf_qual_info_t): New type.
9775 (dwarf_qual_info): New variable.
9776 (qualified_die_p): New function.
9777 (modified_type_die): For -fdebug-types-section, ensure
9778 canonical order of qualifiers. Put qualified DIEs adjacent
9779 to the corresponding non-qualified type DIE and search there
9780 for existing qualified DIEs.
9782 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9784 * doc/extend.texi (scalar_storage_order type attribute): Document
9785 restriction on type punning and aliasing, and remove future tense.
9787 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9790 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9793 2016-01-21 Jeff Law <law@redhat.com>
9796 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9797 useless call to record_temporary_equivalences.
9798 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9799 allocate 10 slots in the bb_path vector and let it grow as needed.
9800 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9803 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9805 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9807 * configure: Regenerate.
9809 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9811 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9812 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9814 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9817 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9818 drop EXPAND_INITIALIZER.
9819 * rtl.h (contains_symbolic_reference_p): Declare.
9820 * rtlanal.c (contains_symbolic_reference_p): New function.
9821 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9822 a subtraction into a NOT if symbolic constants are involved.
9824 2016-01-21 Anton Blanchard <anton@samba.org>
9825 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9828 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9830 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9833 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9835 * config/microblaze/microblaze.c
9836 (get_branch_target): New.
9837 (insert_wic_for_ilb_runout): New.
9839 (microblaze_machine_dependent_reorg): New.
9840 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9841 * config/microblaze/microblaze.md
9842 (UNSPEC_IPREFETCH): Define.
9843 (iprefetch): New pattern
9844 * config/microblaze/microblaze.opt
9845 (mxl-prefetch): New flag.
9847 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9849 * config/microblaze/microblaze.h
9850 (FIXED_REGISTERS): Update in macro.
9851 (CALL_USED_REGISTERS): Update in macro.
9853 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9855 PR rtl-optimization/68920
9856 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9859 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9861 PR rtl-optimization/68990
9862 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9863 pseudo instead of inheritance ones.
9865 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9866 Nick Clifton <nickc@redhat.com>
9870 * config/mips/mips.c (mips_compute_frame_info): Initialise
9871 args_size and hard_frame_pointer_offset fields of the frame
9872 structure before calling mips_global_pointer.
9874 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9876 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9878 * configure: Regenerate.
9880 2016-01-21 Richard Biener <rguenther@suse.de>
9882 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9884 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9886 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9887 to actually emit the .size directive.
9889 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9890 Jakub Jelinek <jakub@redhat.com>
9894 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9895 args array size by one to avoid buffer overflow.
9897 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9899 * config/s390/s390.md (pool_section_start): Use switch_to_section
9900 to select proper read-only data section instead of hardcoding
9902 (pool_section_end): Use switch_to_section to match the above.
9904 2016-01-21 Richard Biener <rguenther@suse.de>
9906 PR tree-optimization/69378
9907 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9908 (set_ssa_val_to): Use it for dominance checks taking into
9909 account not executable edges.
9911 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9914 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9915 for bitsize instead of GET_MODE_PRECISION (mode).
9917 2016-01-20 Martin Sebor <msebor@redhat.com>
9920 * extend.texi (__sync Builtins): Clarify the semantics of
9921 __sync_fetch_and_OP built-ins on pointers.
9922 (__atomic Builtins): Same.
9924 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9925 Sebastian Pop <s.pop@samsung.com>
9927 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9928 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9929 (is_valid_rename): Same.
9930 (translate_isl_ast_to_gimple::get_rename): Same.
9931 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9932 (translate_isl_ast_to_gimple::rename_uses): Same.
9933 (get_new_name): Check for close_phi nodes.
9934 (copy_loop_phi_args): Use phi_node_kind.
9935 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9936 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9938 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9939 Sebastian Pop <s.pop@samsung.com>
9941 Revert commit r229783.
9942 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9943 Remove use of parameter_rename_map.
9945 (copy_internal_parameters): Remove.
9946 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9947 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9948 (free_sese_info): Do not free parameter_rename_map.
9949 (set_rename): Do not use parameter_rename_map.
9950 (rename_uses): Update call to set_rename.
9951 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9952 * sese.h (parameter_rename_map_t): Remove.
9953 (struct sese_info_t): Remove field parameter_rename_map.
9955 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9956 Sebastian Pop <s.pop@samsung.com>
9958 * graphite-isl-ast-to-gimple.c: Fix comment.
9959 * graphite-scop-detection.c (defined_in_loop_p): New.
9960 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9961 names defined in loop.
9963 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9964 Sebastian Pop <s.pop@samsung.com>
9966 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9967 Discard unstructured if-then-else regions.
9969 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9970 Sebastian Pop <s.pop@samsung.com>
9972 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9973 (cleanup_loop_iter_dom): Remove.
9974 (build_loop_iteration_domains): Remove.
9975 (build_scop_context): Remove.
9976 (build_scop_iteration_domain): Remove.
9977 (add_loop_constraints): New.
9978 (build_iteration_domains): New.
9979 (build_poly_scop): Call build_iteration_domains.
9981 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9982 Sebastian Pop <s.pop@samsung.com>
9984 * graphite-scop-detection.c
9985 (scop_detection::harmful_loop_in_region): Free dom and loops.
9986 (scop_detection::loop_body_is_valid_scop): Free bbs.
9988 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9989 Sebastian Pop <s.pop@samsung.com>
9991 * graphite-scop-detection.c (record_loop_in_sese): New.
9992 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9993 (build_scops): Remove call to build_sese_loop_nests.
9994 * sese.c (sese_record_loop): Remove.
9995 (build_sese_loop_nests): Remove.
9996 (new_sese_info): Remove region->loops.
9997 (free_sese_info): Same.
9998 * sese.h (sese_contains_loop): Same.
9999 (build_sese_loop_nests): Remove.
10000 (sese_contains_loop): Remove.
10002 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10003 Sebastian Pop <s.pop@samsung.com>
10005 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10006 loop_is_valid_in_scop.
10007 (scop_detection::harmful_stmt_in_region): Renamed
10008 harmful_loop_in_region.
10009 Call loop_is_valid_in_scop.
10011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10012 Sebastian Pop <s.pop@samsung.com>
10014 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10017 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10018 Sebastian Pop <s.pop@samsung.com>
10020 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10021 * graphite.h (struct poly_bb): Remove field is_reduction.
10022 (PBB_IS_REDUCTION): Remove.
10024 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10025 Sebastian Pop <s.pop@samsung.com>
10027 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10028 (add_pdr_constraints): Same.
10029 (scop_get_reads): Same.
10030 (scop_get_must_writes): Same.
10031 (scop_get_may_writes): Same.
10032 (scop_get_original_schedule): Same.
10033 (extend_schedule): Same.
10034 (apply_schedule_on_deps): Same.
10035 (carries_deps): Same.
10036 (compute_deps): Same.
10037 (scop_get_dependences): Same.
10038 * graphite-isl-ast-to-gimple.c
10039 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10040 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10041 (get_schedule_for_band_list): Same.
10042 (get_schedule_map): Same.
10043 (apply_schedule_map_to_scop): Same.
10044 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10045 (build_loop_iteration_domains): Same.
10046 (add_condition_to_pbb): Same.
10047 (add_param_constraints): Same.
10048 (pdr_add_memory_accesses): Same.
10049 (pdr_add_data_dimensions): Same.
10051 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10053 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10056 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10058 * common.opt (feliminate-dwarf2-dups): Replace references to
10059 "DWARF 2" with just "DWARF".
10060 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10061 * doc/extend.texi: Likewise.
10062 * doc/cpp.texi: Likewise.
10063 * doc/invoke.texi: Likewise.
10064 (Option Summary): Add -gdwarf to list of Debugging Options.
10065 (Debugging Options): Document -gdwarf.
10066 * doc/contrib.texi: Spell "DWARF" like that.
10068 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10070 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10071 warning. Fix up formatting.
10073 PR middle-end/67653
10074 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10075 attempt to mark memory input operand addressable and
10076 call prepare_gimple_addressable in that case. Don't adjust
10077 input_location for diagnostics, use error_at instead.
10079 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10081 * config/rs6000/ppc-auxv.h: New file.
10082 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10083 (cpu_is): Likewise.
10084 (cpu_supports): Likewise.
10085 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10086 (cpu_is_info): New variable.
10087 (cpu_supports_info): Likewise.
10088 (tcb_verification_symbol): Likewise.
10089 (cpu_builtin_p): Likewise.
10090 (cpu_expand_builtin): New function.
10091 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10092 (rs6000_init_builtins): Likewise.
10093 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10094 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10095 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10096 * configure: Regenerate.
10097 * config.in: Likewise.
10098 * doc/extend.texi (PowerPC Built-in Functions): Document
10099 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10101 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10104 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10106 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10109 2016-01-20 Richard Henderson <rth@redhat.com>
10115 * tree.c (tm_define_builtin): New.
10116 (find_tm_vector_type): New.
10117 (build_tm_vector_builtins): New.
10118 (build_common_builtin_nodes): Call it.
10120 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10122 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10123 (arm_fp_ok): Likewise.
10124 (arm_fp): Likewise.
10125 (arm_crypto): Likewise.
10127 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10128 Richard Biener <rguenther@suse.de>
10130 PR tree-optimization/69328
10131 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10132 vectors have same number of elements.
10133 (vectorizable_condition): Fix masked version recognition.
10135 2016-01-20 Richard Biener <rguenther@suse.de>
10137 PR tree-optimization/69345
10138 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10139 (VN_INFO_PTR_INFO): Likewise.
10140 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10141 info when it is equal between non-dominating SSA names.
10142 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10143 Make sure to look at original SSA infos.
10145 2016-01-20 Jeff Law <law@redhat.com>
10148 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10150 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10151 (pc_or_label_operand): New predicate.
10152 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10153 tests for small integers that are 2^n - 1.
10155 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10157 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10159 2016-01-19 Jeff Law <law@redhat.com>
10161 PR middle-end/69347
10162 * tree-ssa-threadbackwards.c
10163 (fsm_find_control_statement_thread_paths): Do not try to lookup
10164 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10166 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10168 * doc/lto.texi: Remove text that says only Gold has linker plugin
10171 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10173 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10174 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10175 the DIE accordingly.
10176 (modified_type_die): Add REVERSE parameter and pass it recursively,
10177 as well as to base_type_die. Adjust presence check accordingly.
10178 (base_type_for_mode): Adjust call to modified_type_die.
10179 (add_type_attribute): Add REVERSE parameter and pass it to
10181 (generic_parameter_die): Adjust call to add_type_attribute.
10182 (add_scalar_info): Likewise.
10183 (add_subscript_info): Likewise.
10184 (gen_array_type_die): Likewise.
10185 (gen_descr_array_type_die): Likewise.
10186 (gen_entry_point_die): Likewise.
10187 (gen_enumeration_type_die): Likewise.
10188 (gen_formal_parameter_die): Likewise.
10189 (gen_subprogram_die): Likewise.
10190 (gen_variable_die ): Likewise.
10191 (gen_const_die): Likewise.
10192 (gen_field_die): Likewise.
10193 (gen_pointer_type_die): Likewise.
10194 (gen_reference_type_die): Likewise.
10195 (gen_ptr_to_mbr_type_die): Likewise.
10196 (gen_inheritance_die): Likewise.
10197 (gen_subroutine_type_die): Likewise.
10198 (gen_typedef_die): Likewise.
10199 (force_type_die): Adjust call to modified_type_die.
10201 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10203 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10204 flow throughout the file. Fix broken link to Objective-C 2.0
10206 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10209 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10211 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10213 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10216 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10217 (maybe_record_node): Record cxa_pure_virtual as the only possible
10218 target if there are not ohter candidates.
10219 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10221 2016-01-19 Richard Biener <rguenther@suse.de>
10223 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10224 (get_memory_order): Likewise.
10226 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10228 * tree-vect-stmts.c (vectorizable_store): Check
10231 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10234 * gcc.c (driver::decode_argv): Add call to
10235 init_opts_obstack before init_options_struct.
10236 * opts.c (init_opts_obstack): Remove idempotency.
10237 (init_options_struct): Replace call to init_opts_obstack
10238 with a gcc_assert to verify that it has already been called.
10239 * toplev.c (toplev::main): Add call to init_opts_obstack before
10240 calls to init_options_struct.
10241 (toplev::finalize): Move cleanup of opts_obstack next to
10242 cleanup of save_decoded_options, clearing the latter, and
10243 save_decoded_options_count.
10245 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10248 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10249 attribute to unconditional. Remove %? from output template.
10251 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10252 Jiong Wang <jiong.wang@arm.com>
10254 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10255 generated from different expand order.
10257 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10259 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10260 Add support for CCMP costing.
10262 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10264 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10265 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10266 (fccmpe<mode>): Likewise.
10267 (fcmp): Rename to fcmp and globalize pattern.
10269 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10270 (aarch64_gen_ccmp_next): Add FP support.
10272 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10274 * target.def (gen_ccmp_first): Update documentation.
10275 (gen_ccmp_next): Likewise.
10276 * doc/tm.texi (gen_ccmp_first): Update documentation.
10277 (gen_ccmp_next): Likewise.
10278 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10279 expand_ccmp_expr_1. Improve comments.
10280 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10281 (ccmp_ior<mode>): Remove pattern.
10282 (cmp<mode>): Remove expand.
10283 (cmp): Globalize pattern.
10284 (cstorecc4): Use cc_register.
10285 (mov<mode>cc): Remove ccmp_cc_register check.
10286 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10287 Simplify after removal of CC_DNE/* modes.
10288 (aarch64_ccmp_mode_to_code): Remove.
10289 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10290 In 'k' case use integer as condition.
10291 (aarch64_nzcv_codes): Remove inverted cases.
10292 (aarch64_code_to_ccmode): Remove.
10293 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10294 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10295 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10296 pattern. Return the comparison with CC register. Invert conditions
10297 when bitcode is OR.
10298 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10299 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10301 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10303 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10304 instrumented_version.
10306 2016-01-19 Richard Biener <rguenther@suse.de>
10308 PR tree-optimization/69336
10309 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10310 handled components with get_ref_base_and_extent.
10311 (equal_mem_array_ref_p): Adjust.
10313 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10316 * shrink-wrap.c: Include valtrack.h.
10317 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10318 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10319 in between insn and where it will be moved to. Call
10320 dead_debug_insert_temp.
10321 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10322 first and dead_debug_local_finish at the end.
10323 For uses and defs bitmap, handle all regs in between REGNO and
10324 END_REGNO, not just the first one.
10326 2016-01-19 Richard Biener <rguenther@suse.de>
10328 PR tree-optimization/69352
10329 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10330 (equal_mem_array_ref_p): Constrain size and max size properly.
10331 Compare the reverse flag.
10333 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10335 * ira.c (ira): Update regstat data if we deleted insns.
10337 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10339 PR rtl-optimization/68955
10340 PR rtl-optimization/64557
10341 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10342 here. Fix up formatting.
10343 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10345 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10348 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10349 assume that the node has body.
10350 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10353 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10355 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10358 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10360 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10361 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10363 2016-01-19 Martin Jambor <mjambor@suse.cz>
10364 Martin Liska <mliska@suse.cz>
10365 Michael Matz <matz@suse.de>
10367 * Makefile.in (OBJS): Add new source files.
10368 (GTFILES): Add hsa.c.
10369 * common.opt (disable_hsa): New variable.
10370 (-Whsa): New warning.
10371 * config.in (ENABLE_HSA): New.
10372 * configure.ac: Treat hsa differently from other accelerators.
10373 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10374 $enable_offloading.
10375 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10376 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10377 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10378 --with-hsa-kmt-lib.
10379 * doc/invoke.texi (-Whsa): Document.
10380 (hsa-gen-debug-stores): Likewise.
10381 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10382 to invoke offload compiler for hsa acclerator.
10383 * opts.c (common_handle_option): Determine whether HSA offloading
10384 should be performed.
10385 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10386 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10387 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10388 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10389 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10390 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10391 GF_OMP_FOR_KIND_GRID_LOOP.
10392 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10393 (pp_gimple_stmt_1): Likewise.
10394 * gimple-walk.c (walk_gimple_stmt): Likewise.
10395 * gimple.c (gimple_build_omp_grid_body): New function.
10396 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10397 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10398 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10399 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10400 GF_OMP_TEAMS_GRID_PHONY.
10401 (gimple_statement_omp_single_layout): Updated comments.
10402 (gimple_build_omp_grid_body): New function.
10403 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10404 (gimple_omp_for_grid_phony): New function.
10405 (gimple_omp_for_set_grid_phony): Likewise.
10406 (gimple_omp_parallel_grid_phony): Likewise.
10407 (gimple_omp_parallel_set_grid_phony): Likewise.
10408 (gimple_omp_teams_grid_phony): Likewise.
10409 (gimple_omp_teams_set_grid_phony): Likewise.
10410 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10411 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10412 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10413 (BUILT_IN_GOMP_TARGET): Updated type.
10414 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10415 (adjust_for_condition): New function.
10416 (get_omp_for_step_from_incr): Likewise.
10417 (extract_omp_for_data): Moved parts to adjust_for_condition and
10418 get_omp_for_step_from_incr.
10419 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10420 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10421 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10422 (scan_omp_parallel): Do not create child functions for phony
10424 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10425 (scan_omp_1_op): Checking assert we are not remapping to
10426 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10427 (parallel_needs_hsa_kernel_p): New function.
10428 (expand_parallel_call): Register apprpriate parallel child
10429 functions as HSA kernels.
10430 (grid_launch_attributes_trees): New type.
10431 (grid_attr_trees): New variable.
10432 (grid_create_kernel_launch_attr_types): New function.
10433 (grid_insert_store_range_dim): Likewise.
10434 (grid_get_kernel_launch_attributes): Likewise.
10435 (get_target_argument_identifier_1): Likewise.
10436 (get_target_argument_identifier): Likewise.
10437 (get_target_argument_value): Likewise.
10438 (push_target_argument_according_to_value): Likewise.
10439 (get_target_arguments): Likewise.
10440 (expand_omp_target): Call get_target_arguments instead of looking
10441 up for teams and thread limit.
10442 (grid_expand_omp_for_loop): New function.
10443 (grid_arg_decl_map): New type.
10444 (grid_remap_kernel_arg_accesses): New function.
10445 (grid_expand_target_kernel_body): New function.
10446 (expand_omp): Call it.
10447 (lower_omp_for): Do not emit phony constructs.
10448 (lower_omp_taskreg): Do not emit phony constructs but create for them
10449 a temporary variable receiver_decl.
10450 (lower_omp_taskreg): Do not emit phony constructs.
10451 (lower_omp_teams): Likewise.
10452 (lower_omp_grid_body): New function.
10453 (lower_omp_1): Call it.
10454 (grid_reg_assignment_to_local_var_p): New function.
10455 (grid_seq_only_contains_local_assignments): Likewise.
10456 (grid_find_single_omp_among_assignments_1): Likewise.
10457 (grid_find_single_omp_among_assignments): Likewise.
10458 (grid_find_ungridifiable_statement): Likewise.
10459 (grid_target_follows_gridifiable_pattern): Likewise.
10460 (grid_remap_prebody_decls): Likewise.
10461 (grid_copy_leading_local_assignments): Likewise.
10462 (grid_process_kernel_body_copy): Likewise.
10463 (grid_attempt_target_gridification): Likewise.
10464 (grid_gridify_all_targets_stmt): Likewise.
10465 (grid_gridify_all_targets): Likewise.
10466 (execute_lower_omp): Call grid_gridify_all_targets.
10467 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10468 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10469 (tree_omp_clause): Added union field dimension.
10470 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10471 * tree.c (omp_clause_num_ops): Added number of arguments of
10472 OMP_CLAUSE__GRIDDIM_.
10473 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10474 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10475 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10476 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10477 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10478 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10479 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10480 * tree-pass.h (make_pass_gen_hsail): Declare.
10481 (make_pass_ipa_hsa): Likewise.
10482 * ipa-hsa.c: New file.
10483 * lto-section-in.c (lto_section_name): Add hsa section name.
10484 * lto-streamer.h (lto_section_type): Add hsa section.
10485 * timevar.def (TV_IPA_HSA): New.
10486 * hsa-brig-format.h: New file.
10487 * hsa-brig.c: New file.
10488 * hsa-dump.c: Likewise.
10489 * hsa-gen.c: Likewise.
10492 * toplev.c (compile_file): Call hsa_output_brig.
10493 * hsa-regalloc.c: New file.
10495 2016-01-18 Jeff Law <law@redhat.com>
10497 PR tree-optimization/69320
10498 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10499 ranged object, do nothing if the RHS constant is not [0..1].
10500 (optimize_stmt): Comparing a boolean ranged object against a
10501 constant outside [0..1] results in a compile-time constant.
10503 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10506 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10508 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10509 (Option Summary): Update to reflect new section and moved options.
10510 (C++ Dialect Options): Move -fstats to new section.
10511 (Debugging Options): Move all dump, statistics, and other GCC
10512 developer options to new section. Rewrite section introduction
10513 and re-order remaining options to put the more basic ones first.
10514 (Optimization Options): Move -fira-verbose and -flto-report* to
10516 (Developer Options): New section incorporating moved options.
10517 * doc/cppopts.texi (-dM): Update cross-reference.
10519 2016-01-18 Richard Henderson <rth@redhat.com>
10522 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10523 operands to pseudo only if CSE is expected. Split long immediate
10524 operands only after reload, and for the stack pointer.
10525 (*add<GPI>3_pluslong): Remove.
10526 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10527 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10528 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10529 (*add<GPI>3 peepholes): New.
10530 (*add<GPI>3 splitters): New.
10531 * config/aarch64/constraints.md (Upl): New.
10532 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10534 2016-01-18 Richard Biener <rguenther@suse.de>
10536 PR tree-optimization/69297
10537 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10539 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10541 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10543 PR middle-end/68542
10544 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10545 of mixind vector and scalar types.
10546 (fold_relational_const): Add handling of vector
10547 comparison with boolean result.
10548 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10549 comparison of vector operands with boolean result for EQ/NE only.
10550 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10551 (verify_gimple_cond): Likewise.
10552 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10555 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10557 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10560 2016-01-18 Richard Biener <rguenther@suse.de>
10562 PR middle-end/69308
10563 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10565 2016-01-18 Tom de Vries <tom@codesourcery.com>
10567 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10569 2016-01-18 Tom de Vries <tom@codesourcery.com>
10571 * omp-low.c (set_oacc_fn_attrib): Make extern.
10572 * omp-low.h (set_oacc_fn_attrib): Declare.
10573 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10574 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10575 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10576 Add and handle function parameter oacc_kernels_p.
10577 (find_reduc_addr, get_omp_data_i_param): New function.
10578 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10579 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10580 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10581 Calculate dominance info. Skip loops that are not in a kernels region
10582 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10583 (pass_parallelize_loops::execute): Call parallelize_loops with
10584 oacc_kernels_p argument.
10585 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10586 New member function.
10587 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10588 * passes.def: Add argument to pass_parallelize_loops instantation.
10590 2016-01-18 Tom de Vries <tom@codesourcery.com>
10592 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10593 pass_parallelize_loops to be run outside the loop pipeline.
10595 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10597 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10598 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10600 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10603 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10604 using get_ref_base_and_extent.
10605 (equal_mem_array_ref_p): New.
10606 (hashable_expr_equal_p): Add call to previous.
10608 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10611 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10612 (sra_initialize): Allocate disqualified_constants.
10613 (sra_deinitialize): Free disqualified_constants.
10614 (disqualify_candidate): Update disqualified_constants when appropriate.
10615 (create_access): Scan for constant-pool entries as we go along.
10616 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10617 (maybe_add_sra_candidate): Allow constant-pool entries.
10618 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10619 (initialize_constant_pool_replacements): New.
10620 (sra_modify_assign): Avoid mangling assignments created by previous,
10621 and don't generate writes into constant pool.
10622 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10624 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10626 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10627 andnot instruction.
10628 (scalar_chain::convert_op): Likewise.
10629 * config/i386/i386.md (*andndi3_doubleword): New.
10631 2016-01-18 Richard Biener <rguenther@suse.de>
10633 PR tree-optimization/69170
10634 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10635 building a vector from scalar results of a pattern stmt.
10637 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10639 * haifa-sched.c (autopref_multipass_init): Work around
10640 -Wmaybe-uninitialized warning.
10642 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10644 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10645 against the constant 0.
10647 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10649 PR tree-optimization/68799
10650 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10651 look up phi candidates in the statement-candidate map.
10652 (phi_add_costs): Likewise.
10653 (record_phi_increments): Likewise.
10654 (phi_incr_cost): Likewise.
10655 (ncd_with_phi): Likewise.
10656 (all_phi_incrs_profitable): Likewise.
10658 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10660 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10661 -Wmaybe-uninitialized warning.
10663 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10665 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10666 (Option Summary): Update to reflect new section and moved options.
10667 (C++ Dialect Options): Move -fvtable-verify and related options.
10668 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10669 and profiling-related options.
10670 (Optimization Options): Move profile generation options and
10671 -fstack-protector and related options.
10672 (Instrumentation Options): New section incorporating moved options.
10673 (Code Generation Options): Move -finstrument-functions and
10674 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10676 2016-01-16 Tom de Vries <tom@codesourcery.com>
10678 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10680 2016-01-16 Tom de Vries <tom@codesourcery.com>
10682 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10684 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10686 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10687 that checks whether the table is already empty. Rename the
10688 original implementation to...
10689 (hash_table::empty_slot): ...this new private function.
10691 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10693 PR diagnostic/68899
10694 * diagnostic-show-locus.c (layout::print_source_line): Move x
10695 offset of line until after call to
10696 get_line_width_without_trailing_whitespace.
10698 2016-01-15 Jeff Law <law@redhat.com>
10700 PR tree-optimization/69270
10701 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10702 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10703 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10704 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10705 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10706 ssa_name_has_boolean_range and constant_boolean_node.
10708 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10710 PR rtl-optimization/69030
10711 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10713 (spill_pseudos): Delete debug insn for dead pseudo.
10714 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10716 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10718 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10720 (TYPES_UNOPUS): Likewise.
10721 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10722 builtin type, from UNOP to UNOPUS.
10723 (lbtruncuv4sf): Likewise.
10724 (lbtruncuv2df): Likewise.
10725 (lrounduv2sf): Likewise.
10726 (lrounduv4sf): Likewise.
10727 (lrounduv2df): Likewise.
10728 (lroundusf): Likewise.
10729 (lroundusf): Likewise.
10730 (lceiluv2sf): Likewise.
10731 (lceiluv4sf): Likewise.
10732 (lceiluv2df): Likewise.
10733 (lceilusf): Likewise.
10734 (lceiludf): Likewise.
10735 (lflooruv2sf): Likewise.
10736 (lflooruv4sf): Likewise.
10737 (lflooruv2df): Likewise.
10738 (lfloorusf): Likewise.
10739 (lfloorudf): Likewise.
10740 (lfrintnuv2sf): Likewise.
10741 (lfrintnuv4sf): Likewise.
10742 (lfrintnuv2df): Likewise.
10743 (lfrintnusf): Likewise.
10744 (lfrintnudf): Likewise.
10745 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10747 (vcvtq_u32_f32): Likewise.
10748 (vcvtq_u64_f64): Likewise.
10749 (vcvta_u32_f32): Likewise.
10750 (vcvtaq_u32_f32): Likewise.
10751 (vcvtaq_u64_f64): Likewise.
10752 (vcvtm_u32_f32): Likewise.
10753 (vcvtmq_u32_f32): Likewise.
10754 (vcvtmq_u64_f64): Likewise.
10755 (vcvtn_u32_f32): Likwise.
10756 (vcvtnq_u32_f32): Likewise.
10757 (vcvtnq_u64_f64): Likewise.
10758 (vcvtp_u32_f32): Likewise.
10759 (vcvtpq_u32_f32): Likewise.
10760 (vcvtpq_u64_f64): Likewise.
10761 (vcvtmd_u64_f64): Likewise.
10762 (vcvtms_u32_f32): Likewise.
10763 (vcvtad_u64_f64): Likewise.
10764 (vcvtas_u32_f32): Likewise.
10765 (vcvtnd_u64_f64): Likewise.
10766 (vcvtns_u32_f32): Likewise.
10767 (vcvtpd_u64_f64): Likewise.
10768 (vcvtps_u32_f32): Likewise.
10770 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10772 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10773 CSEL of zero_extended registers.
10775 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10777 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10778 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10780 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10782 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10783 false when argument string is not found in the attributes table
10786 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10789 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10790 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10791 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10792 precision estimate.
10794 2016-01-15 Richard Biener <rguenther@suse.de>
10796 PR tree-optimization/66856
10797 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10798 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10799 (vect_create_new_slp_node): Increment stmt reference count.
10800 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10801 an SLP tree before swapping operands.
10802 (vect_build_slp_tree): Likewise.
10803 (destroy_bb_vec_info): Free stmt info after SLP instances.
10804 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10805 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10806 (STMT_VINFO_NUM_SLP_USES): New macro.
10808 2016-01-15 Richard Biener <rguenther@suse.de>
10811 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10812 (add_linkage_name): ... here.
10813 (gen_typedef_die): Use add_linkage_name_raw instead of
10814 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10817 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10819 * gimplify.c (oacc_default_clause): Decode reference and pointer
10820 types for both kernels and parallel regions.
10822 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10824 PR middle-end/69246
10825 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10827 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10829 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10830 (convert_scalars_to_vector): Likewise.
10832 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10834 * doc/extend.texi (Type Traits): Fix grammar.
10836 2016-01-15 Martin Jambor <mjambor@suse.cz>
10838 * tree-inline.c (remap_decl): Use existing dclarations if
10839 remapping a type and prevent_decl_creation_for_types.
10840 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10841 decls first. Do real remapping with
10842 prevent_decl_creation_for_types set.
10843 * tree-inline.h (copy_body_data): New field
10844 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10847 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10849 * config/s390/s390.opt (mmvcle): More verbose help text.
10851 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10853 * config/s390/s390.opt: Add period to -mzvector option text.
10855 2016-01-15 Richard Biener <rguenther@suse.de>
10857 PR tree-optimization/68961
10858 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10859 of invariants in stores again.
10861 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10863 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10865 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10867 * config/i386/i386.c (ix86_expand_branch): Don't split
10868 DI mode xor instruction to SI mode.
10870 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10873 * ipa-icf.c (sem_function::merge): Virtual functions may become
10874 reachable even if they address is not taken and there are no
10877 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10879 * lto-streamer-out.c (subtract_estimated_size): New function.
10880 (get_symbol_initial_value): Use it.
10882 2016-01-15 Christian Bruel <christian.bruel@st.com>
10885 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10886 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10887 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10888 use add_builtin_function_ext_scope instead of add_builtin_function.
10889 (neon_set_p, neon_crypto_set_p): Remove.
10890 (arm_init_builtins): Always call arm_init_neon_builtins and
10891 arm_init_crypto_builtins.
10892 (arm_expand_builtin): Check that builtins are allowed for the arch.
10893 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10894 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10895 arm_init_neon_builtins call.
10897 2016-01-15 Richard Biener <rguenther@suse.de>
10899 PR tree-optimization/69117
10900 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10901 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10902 of the leader conservatively.
10903 (free_scc_vn): Restore original SSA name infos.
10905 2016-01-14 Jeff Law <law@redhat.com>
10907 PR tree-optimization/69270
10908 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10909 single bit of precision, verify it's also unsigned.
10910 (record_edge_info): Use constant_boolean_node rather than fold_convert
10911 to convert boolean_true/boolean_false to the right type.
10913 2016-01-14 Richard Henderson <rth@redhat.com>
10916 * loop-doloop.c (record_reg_sets): New.
10917 (doloop_optimize): Reject the transform if the sequence
10918 clobbers registers live at the end of the loop block.
10919 (doloop_optimize_loops): Enable df_live if needed.
10921 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10923 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10924 * gcc/config/rs6000/rs6000.c: Likewise.
10925 * gcc/config/rs6000/rs6000.h: Likewise.
10926 * gcc/config/rs6000/rs6000.md: Likewise.
10927 * gcc/doc/extend.texi: Likewsie.
10929 2016-01-14 Jeff Law <law@redhat.com>
10931 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10934 2016-01-14 Richard Henderson <rth@redhat.com>
10938 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10939 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10940 instead of builtin_decl_declared_p to test for declaration.
10942 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10944 * doc/loop.texi (Loop Analysis and Representation): Document
10945 loop_depth function.
10947 2016-01-14 Tom de Vries <tom@codesourcery.com>
10949 PR tree-optimization/68773
10950 * omp-low.c (expand_omp_target): Don't set force_output.
10951 * varpool.c (varpool_node::get_create): Same.
10952 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10953 offload_funcs with force_output.
10955 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10958 * lra-eliminations.c (move_plus_up): Don't change anything if either
10959 the outer or inner subreg mode is not MODE_INT.
10960 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10961 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10963 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10965 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10966 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10967 reduc_uplus_@var{m}): Remove.
10968 * expr.c (expand_expr_real_2): Remove expansion path for
10969 reduc_[us](min|max|plus) optabs.
10970 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10971 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10972 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10973 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10974 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10975 reduc_[us](min|max|plus) optabs.
10977 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10979 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10980 (reduc_plus_scal_v2sf): New.
10981 (reduc_smax_v2sf): Rename to...
10982 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10983 (reduc_smin_v2sf): Rename to...
10984 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10986 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10988 * alias.c (compare_base_symbol_refs): New function.
10989 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10992 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10994 PR middle-end/68146
10995 PR tree-optimization/69155
10996 * tree-complex.c: Include cfganal.h.
10997 (phis_to_revisit): New variable.
10998 (extract_component): Add phiarg_p argument. Assert that returned
10999 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11000 (update_phi_components): Partly rewrite to use loop over real/imag
11001 components instead of code duplication. If extract_component returns
11002 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11003 create_tmp_reg into the PHI node instead, and mention the phi triplet
11004 in phis_to_revisit.
11005 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11006 in phis_to_revisit at the end.
11008 2016-01-14 Richard Biener <rguenther@suse.de>
11010 PR tree-optimization/68060
11011 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11012 outer loop reduction is only used in the inner loop before
11013 detecting a double reduction.
11015 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11018 * combine.c (expand_field_assignment): Punt if compute_mode is
11019 unsupported scalar mode.
11021 2016-01-14 Richard Biener <rguenther@suse.de>
11023 PR tree-optimization/66856
11024 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11025 SLP node only if it built successfully.
11026 (vect_analyze_slp_instance): Adjust.
11028 2016-01-14 Jeff Law <law@redhat.com>
11030 PR tree-optimization/69270
11031 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11032 (record_edge_info): Use it. Convert boolean_{true,false}_node
11033 to the type of op0.
11035 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11038 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11039 use block_ultimate_origin
11040 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11042 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11044 * doc/invoke.texi (Submodel Options): Rename section to
11045 "Machine-Dependent Options" to better reflect its content.
11046 Rewrite introductory text to remove archaic CPU names.
11049 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11051 * doc/invoke.texi (Code Gen Options): Move section up in file,
11052 before target-specific options. Update menu and option summary
11053 to reflect the new section ordering.
11055 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11057 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11058 (C++ Dialect Options): Add cross-reference to -std option.
11059 * doc/standards.texi (C++ Language): Document C++14 support.
11061 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11063 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11064 for pack/unpack functions for __ibm128.
11065 (PACK_IF): Likewise.
11066 (UNPACK_IF): Likewise.
11068 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11069 support for __ibm128 pack/unpack functions.
11070 (rs6000_invalid_builtin): Likewise.
11071 (rs6000_init_builtins): Likewise.
11072 (rs6000_opt_masks): Likewise.
11074 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11075 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11077 (RS6000_BTM_COMMON): Likewise.
11079 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11080 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11081 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11082 128-bit floating point. Add support for the double values to be
11083 in Altivec registers for TF/IF packing and unpacking, but restrict
11084 TD packing sub-fields to be FPR registers. Don't allow overlapped
11085 register support for packing. Allow pack inputs to be memory
11086 locations. Don't build generator functions for unpack<mode>_dm
11087 and unpack<mode>_nodm.
11088 (unpack<mode>_dm): Likewise.
11089 (unpack<mode>_nodm): Likewise.
11090 (pack<mode>): Likewise.
11092 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11093 built-in functions to pack/unpack explicit __ibm128 values.
11094 (__builtin_unpack_ibm128): Likewise.
11096 * doc/extend.texi (PowerPC Built-in Functions): Document
11097 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11099 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11102 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11103 Add new arg loc and pass it down as context.
11104 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11105 to the location to use for the warning.
11106 (check_function_arguments): New arg loc. All callers changed. Pass
11107 it to check_function_nonnull.
11108 * c-common.h (check_function_arguments): Adjust declaration.
11110 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11112 PR tree-optimization/69156
11113 * gimple.c (validate_type): Removed.
11114 (gimple_builtin_call_types_compatible_p): Use
11115 useless_type_conversion_p instead of validate_type.
11116 * value-prof.c (gimple_stringop_fixed_value): Fold
11117 icall_size to correct type.
11119 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11121 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11124 2016-01-13 Richard Henderson <rth@redhat.com>
11127 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11128 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11129 (ix86_builtin_tm_store): Remove.
11130 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11131 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11132 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11133 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11134 * doc/tm.texi: Rebuild.
11136 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11137 (BUILT_IN_TM_MEMCPY_RTWN): New.
11138 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11139 fallback from vector to integer helpers.
11140 (build_tm_load): Handle vector types directly, instead of
11142 (build_tm_store): Likewise.
11143 (expand_assign_tm): Prepare for register types not handled by
11144 the above. Copy them to memory and use memcpy.
11145 * tree.c (tm_define_builtin): New.
11146 (find_tm_vector_type): New.
11147 (build_tm_vector_builtins): New.
11148 (build_common_builtin_nodes): Call it.
11150 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11152 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11153 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11155 2016-01-13 Tom de Vries <tom@codesourcery.com>
11157 PR tree-optimization/69169
11158 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11159 handled_struct_type param.
11160 (create_variable_info_for, intra_create_variable_infos): Call
11161 create_variable_info_for_1 with extra arg.
11163 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11165 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11166 and "armv8.1-a+crc" entries.
11168 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11171 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11172 Change first operand predicate from register_or_constm1_operand
11173 to register_operand.
11174 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11175 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11176 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11177 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11178 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11179 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11180 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11181 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11182 comparison with constm1_rtx from vec_prefetch_gen part.
11184 2016-01-13 Richard Biener <rguenther@suse.de>
11186 PR tree-optimization/69013
11187 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11188 Exchange assert for a test.
11190 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11193 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11195 2016-01-13 Richard Biener <rguenther@suse.de>
11197 PR tree-optimization/69242
11198 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11199 assert with a check.
11201 2016-01-13 Richard Biener <rguenther@suse.de>
11203 PR tree-optimization/69186
11204 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11205 Properly guard vect_update_misalignment_for_peel call.
11207 2016-01-12 Jeff Law <law@redhat.com>
11209 PR tree-optimization/pr67755
11210 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11211 "need_profile_correction".
11212 (thread_block_1): Initialize new field to false by default. If we
11213 have multiple thread paths through a common joiner to different
11214 final targets, then set new field to true.
11215 (compute_path_counts): Only do count adjustment when it's really
11218 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11220 * doc/invoke.texi (Spec Files): Move section down in file, past
11221 all command-line option descriptions.
11223 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11225 PR middle-end/54809
11226 * doc/gty.texi: Remove documentation of mark_hook.
11227 * gengtype.c (struct write_types_data): Remove code to support
11228 mark_hook attribute.
11229 (walk_type): Likewise.
11230 (write_func_for_structure): Likewise.
11232 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11234 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11235 Directory Options, and -specs= to Overall Options.
11236 (Overall Options): Adjust similarly. Reorder to group related
11237 options together. Make -specs= cross-reference the spec file details.
11238 (Directory Options): Adjust similarly.
11240 2016-01-12 Jeff Law <law@redhat.com>
11242 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11244 2016-01-12 Olivier Hainque <hainque@adacore.com>
11246 * gcc.c (spec_undefvar_allowed): New global.
11247 (process_command): Set to true when running for --version or --help,
11249 (getenv_spec_function): When the variable is not defined, use the
11250 variable name as the variable value if we're allowed not to issue
11253 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11255 PR tree-optimization/68911
11256 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11257 information computed for expression "init + nit * step".
11259 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11261 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11262 about name of GCC executable. Remove deleted node from menu.
11263 (Directory Options) <-B>: Remove cross-reference to deleted node.
11264 (Target Options): Delete section.
11266 2016-01-12 Christian Bruel <christian.bruel@st.com>
11269 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11270 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11272 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11275 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11276 aligned_mem is properly set for AVX512-VL floating point masked
11280 * ifcvt.c (cond_exec_process_if_block): When removing the last
11281 insn from then_bb, remove also any possible barriers that follow it.
11283 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11287 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11288 (PTRDIFF_TYPE): Likewise.
11289 (WCHAR_TYPE): Likewise.
11290 (WCHAR_TYPE_SIZE): Likewise.
11291 (STDINT_LONG32): Likewise.
11293 2016-01-12 Richard Biener <rguenther@suse.de>
11295 PR tree-optimization/69053
11296 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11297 convert initial value for cond reductions.
11299 2016-01-12 Richard Biener <rguenther@suse.de>
11301 PR tree-optimization/69007
11302 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11303 widen_sum after dot_prod and sad.
11305 2016-01-12 Richard Biener <rguenther@suse.de>
11307 PR tree-optimization/69168
11308 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11309 pattern stmt SLP type.
11310 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11311 end up unused so cope with that case.
11313 2016-01-12 Richard Biener <rguenther@suse.de>
11315 PR tree-optimization/69157
11316 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11317 stmts def type only during analyze phase.
11318 (vectorizable_call): Likewise.
11319 (vectorizable_simd_clone_call): Likewise.
11320 (vectorizable_conversion): Likewise.
11321 (vectorizable_assignment): Likewise.
11322 (vectorizable_shift): Likewise.
11323 (vectorizable_operation): Likewise.
11324 (vectorizable_store): Likewise.
11325 (vectorizable_load): Likewise.
11327 2016-01-12 Richard Biener <rguenther@suse.de>
11329 PR tree-optimization/69174
11330 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11332 (vectorizable_load): Properly compute the number of loads needed
11333 for permuted strided SLP loads and do not spuriously assign
11334 to SLP_TREE_VEC_STMTS.
11336 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11338 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11339 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11340 (MD_EXEC_PREFIX): Remove.
11341 (MD_STARTFILE_PREFIX) Removee.
11342 (FILE_NAME_ABSOLUTE_P): Remove.
11343 (CPP_SPEC): Do not read macros from sys/version.h.
11344 (LINK_COMMAND_SPEC): Remove.
11345 (LOCAL_INCLUDE_DIR): Remove.
11346 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11347 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11348 (POST_LINK_SPEC): Define to invoke stubify after linker
11349 (LIBSTDCXX): Remove define
11350 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11351 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11352 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11353 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11354 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11355 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11356 (i386_djgpp_asm_named_section): Add propotype of new procedure
11358 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11359 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11360 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11361 in config/i386/djgpp.h).
11362 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11363 STANDARD_STARTFILE_PREFIX_1.
11364 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11365 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11366 installation errors.
11367 (MAX_OFILE_ALIGNMENT): Define to 128.
11368 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11370 * config/i386/djgpp.c: New file. Add implementation of
11371 i386_djgpp_asm_named_section.
11373 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11375 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11376 Add rule for building djgpp.o.
11378 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11380 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11381 (rtx_is_swappable_p): Reductions are swappable.
11382 (insn_is_swappable_p): V2DF reductions are swappable.
11384 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11386 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11387 reloads for other unsupported memory operands.
11389 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11390 Jim Wilson <jim.wilson@linaro.org>
11393 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11394 copy_to_mode_reg instead of force_reg.
11396 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11399 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11400 TARGET_80387 is true.
11402 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11405 * lra-eliminations.c (move_plus_up): Only move plus up
11406 if subreg of the constant can be simplified into constant
11407 and use the simplified subreg of the constant instead of
11408 the original constant.
11410 * fold-const.c (fold_convertible_p): Don't return true
11411 for conversion of VECTOR_TYPE to same sized integral type.
11412 (fold_convert_loc): Fix up formatting. Fold conversion of
11413 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11414 instead of NOP_EXPR.
11416 PR tree-optimization/69214
11417 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11418 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11421 PR tree-optimization/69207
11422 * tree-vect-slp.c (vect_get_constant_vectors): For
11423 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11424 fold_convertible_p to vector_type's element type, and always
11425 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11427 2016-01-11 Richard Biener <rguenther@suse.de>
11429 PR tree-optimization/69173
11430 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11431 fixup the cycle if all stmts are in a pattern.
11433 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11435 PR middle-end/68999
11436 * alias.c (base_alias_check): Move check for addresses with
11437 alignment ANDs before the call for compare_base_decls.
11438 (memrefs_conflict_p): Return -1 for different decls
11439 that went through alignment adjustments.
11441 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11443 PR rtl-optimization/68796
11444 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11445 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11446 and QImode comparisons against zero with CC_NZmode.
11447 * config/aarch64/iterators.md (short_mask): New mode_attr.
11449 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11452 (<avx512>_store<mode>_mask): Likewise.
11454 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11455 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11457 PR rtl-optimization/68841
11458 * ifcvt.c (struct noce_if_info): Add orig_x field.
11459 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11460 Don't record conflicts on to_rename if it's present.
11461 Allow memory destinations in sets.
11462 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11463 blocks, passing orig_x to the checks.
11464 (noce_process_if_block): Set if_info->orig_x appropriately.
11466 2016-01-11 Tom de Vries <tom@codesourcery.com>
11468 PR tree-optimization/69069
11469 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11471 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11473 PR rtl-optimization/68920
11474 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11475 of conditional moves for RTL if-conversion to 1 for
11476 TARGET_ONE_IF_CONV_INSN.
11477 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11478 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11479 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11480 parameter to restirct number of conditional moves for
11482 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11483 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11486 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11489 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11490 onepart vars. Fix typo in comment. Fix reversed condition in
11492 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11495 * var-tracking.c (dump_onepart_variable_differences): New.
11496 (dataflow_set_different): If a detailed dump is requested,
11497 delay early returns and dump differences between onepart
11498 variables present before and after, and added variables.
11500 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11503 * expr.c (expand_expr_real_1): For boolean vector constants
11504 with a scalar mode use const_scalar_mask_from_tree.
11505 (const_scalar_mask_from_tree): New.
11506 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11507 assigned to a mask type to handle constants.
11509 2016-01-11 Martin Jambor <mjambor@suse.cz>
11512 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11513 useless parameters if we cannot change function signature.
11515 2016-01-11 Martin Jambor <mjambor@suse.cz>
11518 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11521 2016-01-11 Tom de Vries <tom@codesourcery.com>
11523 PR tree-optimization/69109
11524 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11527 2016-01-11 Tom de Vries <tom@codesourcery.com>
11529 PR tree-optimization/69108
11530 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11531 res is not used in a phi.
11533 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11536 * common.opt (frandom-seed): Fix parameter name.
11537 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11539 2016-01-11 Tom de Vries <tom@codesourcery.com>
11541 PR tree-optimization/69058
11542 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11545 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11547 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11548 (mcode-density): Likewise.
11550 2016-01-10 Tom de Vries <tom@codesourcery.com>
11552 PR tree-optimization/69062
11553 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11554 (parallelize_loops): Don't paralelize loop that has phi with address
11557 2016-01-10 Tom de Vries <tom@codesourcery.com>
11559 PR tree-optimization/69039
11560 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11563 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11565 PR middle-end/68743
11566 * match.pd: Require target has function_c99_misc before doing
11567 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11569 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11571 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11573 * configure: Regenerate.
11575 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11577 PR middle-end/50865
11578 PR tree-optimization/69097
11579 * fold-const.h (expr_not_equal_to): New prototype.
11580 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11581 (expr_not_equal_to): New function.
11582 * match.pd (X % -Y is the same as X % Y): Don't optimize
11583 unless X is known not to be equal to minimum or Y is known
11584 not to be equal to -1.
11585 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11586 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11587 (simplify_stmt_using_ranges): Adjust caller.
11588 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11589 substitute_and_fold.
11591 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11593 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11596 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11598 PR tree-optimization/69167
11599 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11600 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11602 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11604 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11605 Richard Biener <rguenther@suse.de>
11607 PR tree-optimization/68707
11608 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11609 instances that can be handled via vect_load_lanes.
11611 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11613 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11614 if we can't determine address equivalence.
11615 * alias.c (compare_base_decl): Update for changed return value of
11616 symtab_node::equal_address_to.
11618 2016-01-08 Jason Merrill <jason@redhat.com>
11622 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11623 * expr.c (store_field): Not here.
11624 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11625 call with TREE_ADDRESSABLE type.
11626 * tree-cfg.c (verify_gimple_call): Adjust.
11628 2016-01-08 Olivier Hainque <hainque@adacore.com>
11630 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11633 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11635 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11636 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11637 (reduc_smin_v2sf): Rename to...
11638 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11639 (reduc_splus_v2sf): Rename to...
11640 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11642 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11644 PR tree-optimization/69162
11645 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11646 valist argument in another argument.
11647 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11648 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11649 to determine the va_list type, build a MEM_REF instead of
11650 build_fold_indirect_ref.
11652 PR tree-optimization/69172
11653 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11656 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11658 PR tree-optimization/67781
11659 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11660 and cmpnop in two steps: first the ones not accessed in original
11661 gimple expression in a endian independent way and then the ones not
11662 accessed in the final result in an endian-specific way.
11664 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11666 PR tree-optimization/69083
11667 * tree-vect-slp.c (vect_get_constant_vectors): For
11668 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11669 element type. If op is fold_convertible_p to vector_type's element
11670 type, use NOP_EXPR instead of VCE.
11672 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11674 PR rtl-optimization/67778
11675 PR rtl-optimization/68634
11676 PR rtl-optimization/68909
11677 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11678 block from the stack until done with it. Remove a superfluous
11679 bitmap set. Remove a superfluous bitmap test.
11681 2016-01-07 Martin Sebor <msebor@redhat.com>
11684 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11685 constraint on the type of arguments.
11687 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11689 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11690 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11691 unaligned_access on the gcc_options set.
11692 * config/arm/arm.c (arm_option_override_internal): Use
11693 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11695 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11698 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11699 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11701 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11704 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11708 depending on frame_pointer_needed before remaining integer and SSE
11709 registers are saved.
11711 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11714 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11716 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11719 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11720 Use the "xBm" constraint.
11721 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11723 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11724 (sse_cvtsi2ssq<round_name>): Likewise.
11725 (sse_cvtss2si<round_name>): Likewise.
11726 (sse_cvtss2siq<round_name>): Likewise.
11727 (sse2_cvtsi2sdq<round_name>): Likewise.
11728 (sse2_cvtsd2si<round_name>): Likewise.
11729 (sse2_cvtsd2siq<round_name>): Likewise.
11730 * config/i386/subst.md (round_nimm_scalar_predicate): New
11733 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11735 PR middle-end/67639
11736 * varasm.c (make_decl_rtl): Mark invalid register vars as
11739 PR rtl-optimization/66206
11740 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11741 All callers changed.
11743 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11745 PR tree-optimization/69141
11746 * tree-ssa-pre.c: Include langhooks.h.
11747 (eliminate_dom_walker::before_dom_children): Use
11748 lang_hooks.decl_printable_name instead of
11749 cgraph_node::get ()->name ().
11751 PR middle-end/68960
11752 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11753 it and DECL_ALIGN too.
11755 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11757 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11759 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11763 depending on frame_pointer_needed before remaining integer and SSE
11764 registers are saved.
11766 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11768 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11769 mode iterator with VSX_M2.
11770 (*p9_vecstore_<mode>): Likewise.
11771 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11772 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11773 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11774 (define_split for VSX_LE128 stores): Likewise.
11775 (define_peephole2 for TImode LE swaps): Likewise.
11776 (define_split for VSX_LE128 post-reload stores): Likewise.
11778 2016-01-06 Marek Polacek <polacek@redhat.com>
11781 * convert.c (convert_to_integer_1): Adjust call to
11782 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11783 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11784 EXPR instead of ARG.
11785 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11787 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11790 * doc/extend.texi (RL78 Variable Attributes): New section.
11792 2016-01-05 Marek Polacek <polacek@redhat.com>
11795 * builtins.c (get_memmodel): Use expansion point location rather than
11796 the input location. Call warning_at rather than warning.
11797 (expand_builtin_atomic_compare_exchange): Likewise.
11798 (expand_builtin_atomic_load): Likewise.
11799 (expand_builtin_atomic_store): Likewise.
11800 (expand_builtin_atomic_clear): Likewise.
11802 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11805 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11806 Replace nonimmediate_operand with vector_operand.
11807 * config/i386/predicates.md (vector_operand): New predicate.
11808 (general_vector_operand): Replace nonimmediate_operand with
11810 * config/i386/sse.md: Replace nonimmediate_operand with
11811 vector_operand and m constraint with Bm constraint on SSE
11812 patterns with 16-byte memory operand.
11813 * config/i386/subst.md (round_nimm_predicate): Replace
11814 nonimmediate_operand with vector_operand.
11815 (round_saeonly_nimm_predicate): Likewise.
11816 (round_saeonly_nimm_scalar_predicate): New.
11818 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11821 * config/i386/constraints.md (Bm): New constraint.
11822 * config/i386/predicates.md (vector_memory_operand): New
11824 * config/i386/sse.md: Replace xm with xBm in plusminus and
11825 any_logic patterns.
11827 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11830 * doc/extend.texi (V850 Function Attributes): New section.
11831 (V850 Variable Attributes): New section.
11833 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11836 * doc/extend.texi (MicroBlaze Function Attributes): Document
11837 interrupt_handler and fast_interrupt attributes.
11839 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11842 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11843 for local symbolic operands.
11844 * config/ia64/predicates.md (local_symbolic_operand64): New
11847 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11849 PR rtl-optimization/68651
11850 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11853 2016-01-05 Nathan Sidwell <nathan@acm.org>
11855 * alias.c (compare_base_decls): Use symtab_node::get.
11857 2016-01-05 Nick Clifton <nickc@redhat.com>
11860 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11861 secondary_reload_info structure.
11864 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11865 decls if weak support is available.
11867 2016-01-04 Martin Sebor <msebor@redhat.com>
11869 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11871 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11873 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11874 OPTION_MASK_P9_DFORM.
11876 * config/rs6000/constraints.md (wo constraint): New constraint for
11879 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11881 (rs6000_init_hard_regno_mode_ok): Likewise.
11883 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11886 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11887 expanders not to have constraints. Add support for ISA 3.0 xxperm
11888 instruction. Add support for fusing xxlor with xxperm.
11889 (altivec_vperm_<mode>_internal): Likewise.
11890 (altivec_vperm_v8hiv16qi): Likewise.
11891 (altivec_vperm_<mode>v16q): Likewise.
11892 (altivec_vperm_<mode>_uns): Likewise.
11893 (vperm_v8hiv4si): Likewise.
11894 (vperm_v16qiv8hi): Likewise.
11896 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11898 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11900 Update copyright years.
11902 * gcc.c (process_command): Update copyright notice dates.
11903 * gcov-dump.c (print_version): Ditto.
11904 * gcov.c (print_version): Ditto.
11905 * gcov-tool.c (print_version): Ditto.
11906 * gengtype.c (create_file): Ditto.
11907 * doc/cpp.texi: Bump @copying's copyright year.
11908 * doc/cppinternals.texi: Ditto.
11909 * doc/gcc.texi: Ditto.
11910 * doc/gccint.texi: Ditto.
11911 * doc/gcov.texi: Ditto.
11912 * doc/install.texi: Ditto.
11913 * doc/invoke.texi: Ditto.
11915 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11917 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11918 modes larger than TImode as TImode if NEON is not enabled.
11920 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11923 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11924 mode for %f0-%f31 only if TARGET_FPU.
11926 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11929 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11930 to compute the PACKED_P predicate.
11931 (function_arg_record_value): Minor tweaks.
11933 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11935 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11936 option for arm*-*-* targets.
11938 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11940 * doc/extend.texi (Common Function Attributes): Move docs for
11941 MSP430-specific attributes to....
11942 (MSP430 Function Attributes): ...here. Delete the redundant
11943 entries and copy-edit the remaining text.
11944 (MSP430 Variable Attributes): Use uniform format for index
11945 entries and add a cross-reference to the corresponding function
11948 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11950 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11952 (x86 Options): Likewise.
11954 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11958 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11959 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11960 to corresponding attribute.
11962 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11964 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11965 to correct alphabetization of table. Copy-edit and correct
11967 <stack_protect>: Likewise.
11968 <target_clones>: Likewise.
11970 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11971 Correct punctuation.
11972 (Code Gen Options) <-fno-plt>: Copy-edit.
11974 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11977 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11978 SI values. Explicitly convert SI to DI and vice-versa.
11980 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11982 PR tree-optimization/69070
11983 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11984 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11987 * ubsan.c (ubsan_instrument_float_cast): Call
11988 initialize_sanitizer_builtins.
11991 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11993 Copyright (C) 2016 Free Software Foundation, Inc.
11995 Copying and distribution of this file, with or without modification,
11996 are permitted in any medium without royalty provided the copyright
11997 notice and this notice are preserved.