1 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5 2016-05-17 Richard Biener <rguenther@suse.de>
7 PR tree-optimization/71132
8 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
9 Only add control dependences for blocks in the loop.
11 (generate_code_for_partition): Return whether loop should
12 be destroyed and delay that.
13 (distribute_loop): Likewise.
14 (pass_loop_distribution::execute): Record loops to be destroyed
15 and perform delayed destroying of loops.
17 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
26 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
29 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
30 insertion point for instructions generated by validize_mem.
32 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
34 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
37 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
39 * config/aarch64/aarch64.c
40 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
43 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
45 * doc/invoke.texi (AArch64 Options): Various updates.
47 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
49 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
50 into instrumentation thunks.
51 * cif-code.def (CIF_CHKP): New.
53 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
57 2016-05-16 Martin Jambor <mjambor@suse.cz>
59 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
60 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
62 2016-05-16 Marek Polacek <polacek@redhat.com>
64 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
67 2016-05-16 Martin Jambor <mjambor@suse.cz>
70 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
71 the outlined kernel function.
73 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
75 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
76 (ISA_HAS_DLSA): Ditto.
78 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
80 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
82 2016-05-16 Nathan Sidwell <nathan@acm.org>
84 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
85 (nvptx_name_replacement): Restore. Add comment.
86 (write_fn_proto, write_fn_proto_from_insn,
87 nvptx_output_call_insn): Restore
88 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
90 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
92 * config/aarch64/aarch64.md
93 (add<mode>3_compareC_cconly_imm): Remove use of %w.
94 (add<mode>3_compareC_imm): Likewise.
95 (<optab>si3_uxtw): Split into register and immediate variants.
96 (andsi3_compare0_uxtw): Likewise.
97 (and<mode>3_compare0): Likewise.
98 (and<mode>3nr_compare0): Likewise.
99 (stack_protect_test_<mode>): Don't use %x for memory operands.
101 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
103 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
105 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
107 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
108 Split integer shifts into shift_reg and bfm.
109 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
110 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
111 (ror<mode>3_insn): Likewise.
112 (<optab>si3_insn_uxtw): Likewise.
113 (<optab><mode>3_insn): Change to rotate_imm.
114 (extr<mode>5_insn_alt): Likewise.
115 (extrsi5_insn_uxtw): Likewise.
116 (extrsi5_insn_uxtw_alt): Likewise.
118 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
120 * doc/tm.texi: Regenerate.
121 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
122 (TARGET_INVALID_RETURN_TYPE): Remove.
123 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
124 TARGET_INVALID_RETURN_TYPE.
125 * target.def (invalid_parameter_type): Remove.
126 (invalid_return_type): Remove.
128 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
130 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
131 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
133 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
135 (preserve_function_body_p): No need to preserve function body
136 * cif-codes.def (CIF_THUNK): Remove.
137 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
139 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
141 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
143 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
145 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
148 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
150 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
151 (inline_small_functions): Do not look for function symbol when
154 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
156 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
159 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
160 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
161 Jiong Wang <jiong.wang@arm.com>
163 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
164 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
165 Define __ARM_FP16_ARGS when appropriate.
166 * config/arm/arm.c (arm_invalid_parameter_type): Remove
168 (arm_invalid_return_type): Likewise.
169 (TARGET_INVALID_PARAMETER_TYPE): Remove.
170 (TARGET_INVALID_RETURN_TYPE): Remove.
171 (aapcs_vfp_sub_candidate): Allow HFmode.
172 (aapcs_vfp_allocate): Add comment. Support HFmode.
173 (aapcs_vfp_allocate_return_reg): Likewise.
174 (struct aapcs_cp_arg_layout): Slightly reword comments for
175 is_return_candidate and allocate_return_reg.
176 (output_mov_vfp): Update assert.
177 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
179 (arm_invalid_parameter_type): Remove.
180 (amr_invalid_return_type): Remove.
181 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
182 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
183 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
185 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
187 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
188 * config/aarch64/arch64-protos.h
189 (aarch64_legitimize_reload_address): Remove.
190 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
193 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
195 * configure.ac: Add ACX_NONCANONICAL_HOST.
196 * configure: Regenerate.
197 * Makefile.in: Set host_noncanonical.
199 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/i386.md (*movtf_internal): Before register allocation,
203 do not allow FP constants for CM_MEDIUM memory model, allow only
204 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
205 (*movxf_internal): Ditto.
206 (*movdf_internal): Ditto.
207 (*movsf_internal): Ditto.
209 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
211 PR rtl-optimization/67483
212 * combine.c (make_compound_operation): Don't call extract_left_shift
213 with negative shift amounts.
215 2016-05-13 Jakub Jelinek <jakub@redhat.com>
218 * fold-const.c (fold_checksum_tree): Allow modification
219 of TYPE_ALIAS_SET during folding.
221 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
222 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
223 (ix86_split_to_parts): Likewise. Fix up formatting.
225 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
227 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
228 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
231 2016-05-13 Nathan Sidwell <nathan@acm.org>
233 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
234 (nvptx_name_replacement): Delete.
235 (write_fn_proto, write_fn_proto_from_insn,
236 nvptx_output_call_insn): Remove nvptx_name_replacement call.
237 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
238 * langhooks.c (add_builtin_funcction_common): Call
239 targetm.mangle_decl_assembler_name.
241 * config/nvptx/nvptx.c (write_fn_proto): Handle
242 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
244 2016-05-13 Martin Liska <mliska@suse.cz>
246 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
247 and PRIu64 in printf format.
249 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
251 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
254 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
256 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
257 Change --param max-completely-peeled-times to
258 --param max-completely-peel-times in dump file printing.
260 2016-05-13 Richard Biener <rguenther@suse.de>
262 PR tree-optimization/42587
263 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
264 (find_bswap_or_nop_1): Likewise.
265 (bswap_replace): Likewise.
267 2016-05-13 Martin Liska <mliska@suse.cz>
269 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
270 Initialize a variable with default value.
272 2016-05-13 Martin Liska <mliska@suse.cz>
274 * doc/invoke.texi: Enhance explanation of error recovery
277 2016-05-13 Martin Liska <mliska@suse.cz>
279 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
280 (struct cost_pair): Change inv_expr_id (int) to inv_expr
282 (struct iv_inv_expr_ent): Comment struct fields.
283 (sort_iv_inv_expr_ent): New function.
284 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
285 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
286 a hash_map between iv_inv_expr_ent and number of usages.
287 (niter_for_exit): Fix coding style.
288 (tree_ssa_iv_optimize_init): Use renamed variable.
289 (determine_base_object): Fix coding style.
290 (alloc_iv): Likewise.
291 (find_interesting_uses_outside): Likewise.
292 (add_candidate_1): Likewise.
293 (add_standard_iv_candidates): Likewise.
294 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
295 (prepare_decl_rtl): Fix coding style.
296 (get_address_cost): Likewise.
297 (get_shiftadd_cost): Likewise.
298 (force_expr_to_var_cost): Likewise.
299 (compare_aff_trees): Likewise.
300 (get_expr_id): Restructure the function.
301 (get_loop_invariant_expr_id): Renamed to
302 get_loop_invariant_expr.
303 (get_computation_cost_at): Replace usage of inv_expr_id with
305 (get_computation_cost): Likewise.
306 (determine_group_iv_cost_generic): Likewise.
307 (determine_group_iv_cost_address): Likewise.
308 (iv_period): Fix coding style.
309 (iv_elimination_compare_lt): Likewise.
310 (may_eliminate_iv): Likewise.
311 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
313 (determine_group_iv_costs): Dump invariant expressions.
314 (iv_ca_recount_cost): Use the newly added hash_map.
315 (iv_ca_set_remove_invariants): Fix coding style.
316 (iv_ca_set_add_invariants): Fix coding style.
317 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
319 (iv_ca_set_cp): Likewise.
320 (iv_ca_new): Initialize the newly added hash_map and remove
321 initialization of fields.
322 (iv_ca_free): Delete the hash_map.
323 (iv_ca_dump): Dump invariant expressions.
324 (iv_ca_extend): Fix coding style.
325 (try_add_cand_for): Likewise.
326 (create_new_ivs): Dump information about # of avg iterations and
327 # of used invariant expressions.
328 (rewrite_use_compare): Fix coding style.
329 (free_loop_data): Set default value for max_inv_expr_id.
331 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
333 * cse.c (rest_of_handle_cse): Use cleanup_cfg
334 returned value cse_cfg_altered computation.
335 (rest_of_handle_cse2): Likewise.
336 (rest_of_handle_cse_after_global_opts): Likewise.
338 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
341 * config/arm/arm.c (arm32_output_mi_thunk): New.
342 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
343 to split Thumb1 vs TARGET_32BIT functionality.
344 (arm_thumb1_mi_thunk): New.
346 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
348 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
351 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
354 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
356 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
358 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
359 (expand_builtin_trap): Emit a regular call.
360 (set_builtin_user_assembler_name): Remove obsolete cases.
361 * dse.c (scan_insn): Adjust.
362 * except.c: Include calls.h.
363 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
364 emit a regular call to setjmp.
365 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
366 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
367 (emit_block_move_via_libcall): Delete.
368 (block_move_fn): Delete.
369 (init_block_move_fn): Likewise.
370 (emit_block_move_libcall_fn): Likewise.
371 (emit_block_op_via_libcall): New function.
372 (set_storage_via_libcall): Tidy up and use memset builtin.
373 (block_clear_fn): Delete.
374 (init_block_clear_fn): Likewise.
375 (clear_storage_libcall_fn): Likewise.
376 (expand_assignment): Call emit_block_move_via_libcall.
377 Do not include gt-expr.h.
378 * expr.h (emit_block_op_via_libcall): Declare.
379 (emit_block_copy_via_libcall): New inline function.
380 (emit_block_move_via_libcall): Likewise.
381 (emit_block_comp_via_libcall): Likewise.
382 (block_clear_fn): Delete.
383 (init_block_move_fn): Likewise.
384 (init_block_clear_fn): Likewise.
385 (emit_block_move_via_libcall): Likewise.
386 (set_storage_via_libcall): Add default parameter value.
387 * libfuncs.h (enum libfunc_index): Remove obsolete values.
388 (abort_libfunc): Delete.
389 (memcpy_libfunc): Likewise.
390 (memmove_libfunc): Likewise.
391 (memcmp_libfunc): Likewise.
392 (memset_libfunc): Likewise.
393 (setbits_libfunc): Likewise.
394 (setjmp_libfunc): Likewise.
395 (longjmp_libfunc): Likewise.
396 (profile_function_entry_libfunc): Likewise.
397 (profile_function_exit_libfunc): Likewise.
398 (gcov_flush_libfunc): Likewise.
399 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
400 and DECL_VISIBILITY on the declaration.
401 (init_optabs): Do not initialize obsolete libfuncs.
402 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
403 * tree-core.h (ECF_RET1): Define.
404 (ECF_TM_PURE): Adjust.
405 (ECF_TM_BUILTIN): Likewise.
406 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
407 (build_common_builtin_nodes): Initialize abort builtin.
408 Add ECF_RET1 on memcpy, memmove and memset builtins.
409 Pass final flags for alloca and alloca_with_align builtins.
410 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
412 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
413 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
414 set_storage_via_libcall and call emit_block_copy_via_libcall.
416 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.md (*call_got_x32): Change operand 0 to
419 DImode before it is passed to ix86_output_call_operand.
420 (*call_value_got_x32): Ditto for operand 1.
422 2016-05-12 Jiong Wang <jiong.wang@arm.com>
424 PR rtl-optimization/70904
425 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
426 reload for wide mode.
428 2016-05-12 Marek Polacek <polacek@redhat.com>
431 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
432 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
433 * langhooks.h (incomplete_type_error): Likewise.
434 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
435 parameter, pass it down to incomplete_type_error.
436 * tree.h (size_in_bytes): New inline overload.
437 (size_in_bytes_loc): Renamed from size_in_bytes.
439 2016-05-12 Richard Biener <rguenther@suse.de>
441 PR tree-optimization/71059
442 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
443 nary before looking up or entering the expression into the VN
445 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
446 Make sure to re-use NARYs without result as inserted by
449 2016-05-12 Richard Biener <rguenther@suse.de>
451 PR tree-optimization/71062
452 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
454 * tree-ssa-structalias.c (set_uids_in_ptset): Set
455 vars_contains_restrict if the var is a restrict tag.
456 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
457 do not disambiguate pointers against it.
458 (dump_points_to_solution): Re-structure and adjust for new
459 vars_contains_restrict flag.
460 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
462 2016-05-12 Martin Liska <mliska@suse.cz>
464 * doc/invoke.texi: Explain connection between
465 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
467 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
469 PR tree-optimization/71006
470 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
471 consider COND_EXPR as a mask producer.
473 2016-05-12 Marek Polacek <polacek@redhat.com>
476 * opts.c (common_handle_option): Detect missing argument for --help^.
478 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
481 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
482 when popping the PC and within an interrupt handler routine.
483 Add missing tab to output of "ldmfd".
484 (output_return_instruction): Output LDMFD with SP update rather
485 than POP when returning from interrupt handler.
487 2016-05-12 Jakub Jelinek <jakub@redhat.com>
489 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
490 TARGET_64BIT && TARGET_AVX512DQ.
491 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
492 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
493 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
494 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
495 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
496 (*vec_extractv4si_zext): Add avx512dq alternative.
497 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
498 use v instead of x constraint in other alternatives where possible.
500 * config/i386/sse.md (sse2_loadld): Use v instead of x
501 constraint in alternatives 0,1,4.
503 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
504 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
505 v constraints instead of x and <pinsr_evex_isa> isa attribute.
508 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
509 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
510 is not emitted unless TARGET_AVX512BW.
511 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
512 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
513 for the result operand.
515 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
516 constraint instead of x in avx alternatives. Use maybe_evex instead
519 * config/i386/constraints.md (Yv): New constraint.
520 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
521 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
522 * config/i386/i386.md (avx512fvecmode): New mode attr.
523 (*pushtf): Use v constraint instead of x.
524 (*movtf_internal): Likewise. For TARGET_AVX512VL and
525 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
526 (*absneg<mode>2): Use Yv constraint instead of x constraint.
527 (*absnegtf2_sse): Likewise.
528 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
529 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
530 avx512f alternatives.
531 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
533 2016-05-12 Richard Biener <rguenther@suse.de>
535 PR tree-optimization/71060
536 * tree-data-ref.c (initialize_data_dependence_relation): Do not
537 require exact match of DR_BASE_OBJECT but only matching address and
540 2016-05-12 Richard Biener <rguenther@suse.de>
542 PR tree-optimization/70986
543 * cfganal.c: Include cfgloop.h.
544 (dfs_find_deadend): Prefer to take edges exiting loops.
546 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
548 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
549 compile and run time.
551 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
554 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
556 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.c (legitimize_pic_address): Use
559 copy_to_suggested_reg instead of gen_movsi.
561 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
563 * config/rs6000/predicates.md (quad_memory_operand): Move most of
564 the code into quad_address_p and call it to share code with
565 vsx_quad_dform_memory_operand.
566 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
568 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
569 bit instead of being a separate word. Split -mpower9-dform into
570 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
571 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
572 for the register class supporting 128-bit quad word memory offsets.
573 (mode_supports_vsx_dform_quad): Helper function to return if the
574 register class uses quad word memory offsets.
575 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
576 (rs6000_debug_reg_global): Always print if we are using LRA or not.
577 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
578 instructions are enabled, set up the appropriate addr_masks for
580 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
581 -mpower9-dform-scalar, instead of -mpower9-dform.
582 (rs6000_option_override_internal): Split -mpower9-dform into two
583 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
584 -mpower9-dform switch sets or clears both. If we are not using
585 the LRA register allocator, do not enable -mpower9-dform-vector by
586 default. If we are using LRA, enable -mpower9-dform-vector and
587 -mvsx-timode if it is appropriate. Issue a warning if either
588 -mpower9-dform-vector or -mvsx-timode are explicitly used without
590 (quad_address_offset_p): New helper function to return if the
591 offset is legal for quad word memory instructions.
592 (quad_address_p): New function to determin if GPR or vector
593 register quad word memory addresses are legal.
594 (mem_operand_gpr): Validate quad word address offsets.
595 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
596 d-form (register + offset) instructions.
597 (offsettable_ok_by_alignment): Likewise.
598 (rs6000_legitimate_offset_address_p): Likewise.
599 (legitimate_lo_sum_address_p): Likewise.
600 (rs6000_legitimize_address): Likewise.
601 (rs6000_legitimize_reload_address): Add more debug statements for
603 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
605 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
606 d-form instructions. Distinguish different cases in debug
607 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
609 (rs6000_preferred_reload_class): Likewise.
610 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
611 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
612 of the ISA 2.06 indexed memory instructions.
613 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
614 use them to save/restore the saved vector registers instead of
615 using Altivec instructions.
616 (rs6000_emit_epilogue): Likewise.
617 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
618 (rs6000_opt_masks): Split -mpower9-dform into
619 -mpower9-dform-scalar and -mpower9-dform-vector.
620 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
622 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
623 ISA 3.0 vector indexed memory instructions, and fold the code into
624 the normal mov<mode> patterns.
625 (p9_vecstore_<mode>): Likewise.
626 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
628 (vsx_movti_64bit): Likewise.
629 (vsx_movti_32bit): Likewise.
630 * config/rs6000/constraints.md (wO constraint): New constraint for
631 ISA 3.0 vector d-form support.
632 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
633 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
634 include -mpower9-dform-vector until we switch over to LRA.
635 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
636 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
637 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
638 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
639 for -mpower9-dform and -mlra.
640 * doc/md.texi (wO constraint): Document wO constraint.
642 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
644 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
645 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
646 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
647 Move handling of non-insn arguments inline into the sole user:
648 (output_trans_func): ...here.
649 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
650 in emitted function prototype.
651 (output_internal_insn_latency_func): Ditto. Simplify.
652 (output_internal_maximal_insn_latency_func): Ditto. Delete
653 always-unused argument.
654 (output_insn_latency_func): Ditto.
655 (output_maximal_insn_latency_func): Ditto.
657 2016-05-11 Richard Biener <rguenther@suse.de>
659 PR tree-optimization/71055
660 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
661 sth with precision not equal to access size verify we don't chop
664 2016-05-11 Richard Biener <rguenther@suse.de>
667 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
668 (dwarf2out_finish): Move retry_incomplete_types call ...
669 (dwarf2out_early_finish): ... here.
671 2016-05-11 Richard Biener <rguenther@suse.de>
674 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
675 if the langhook insists on it.
676 * fold-const.c (make_bit_field_ref): Add arg for the original
677 reference and preserve its alias-set.
678 (decode_field_reference): Take exp by reference and adjust it
679 to the original memory reference.
680 (optimize_bit_field_compare): Adjust callers.
681 (fold_truth_andor_1): Likewise.
682 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
684 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
687 * cfgrtl.h (delete_insn_and_edges): Now return bool.
688 * cfgrtl.c (delete_insn_and_edges): Likewise.
689 * config/i386/i386.c (convert_scalars_to_vector): Remove
691 * cse.c (cse_insn): Compute cse_cfg_altered.
692 (delete_trivially_dead_insns): Likewise.
693 (cse_cc_succs): Likewise.
694 (rest_of_handle_cse): Free dominance info if required.
695 (rest_of_handle_cse2): Likewise.
696 (rest_of_handle_cse_after_global_opts): Likewise.
698 2016-05-11 Alan Modra <amodra@gmail.com>
700 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
701 abi_v4_pass_in_fpr): New functions.
702 (rs6000_function_arg_boundary): Exclude complex IBM long double
703 from 64-bit alignment when ABI_V4.
704 (rs6000_function_arg, rs6000_function_arg_advance_1,
705 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
707 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
709 PR rtl-optimization/71028
710 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
711 jump with just a return in the fallthrough block if the branch
712 block contains just a return as well.
714 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
716 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
717 * match.pd ((X & Y) ^ Y): ... this.
718 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
719 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
721 2016-05-10 David Malcolm <dmalcolm@redhat.com>
723 * read-md.c (require_char_ws): New function.
724 (read_string): Simplify using require_char_ws.
725 (handle_constants): Likewise.
726 (handle_enum): Likewise.
727 (handle_file): Likewise.
728 * read-md.h (require_char_ws): New declaration.
729 * read-rtl.c (read_conditions): Simplify using require_char_ws.
730 (read_mapping): Likewise.
731 (read_rtx_code): Likewise.
732 (read_nested_rtx): Likewise.
734 2016-05-10 James Norris <jnorris@codesourcery.com>
736 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
737 if offloading is enabled and -fopenacc or -fopenmp is specified.
738 (CRTOFFLOADEND): Likewise.
739 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
740 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
742 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
744 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
745 gotoff_operand code paths. Use copy_to_suggested_regs and
746 expand_simple_binop where appropriate. Cleanup.
748 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
751 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
753 (dimode_scalar_chain::vector_const_cost): New.
754 (dimode_scalar_chain::compute_convert_gain): Handle constants.
755 (dimode_scalar_chain::convert_op): Likewise.
756 (dimode_scalar_chain::convert_insn): Likewise.
758 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
760 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
761 unary operation, not a binary one.
763 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
766 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
767 calls with type casted fndecl.
769 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
771 PR tree-optimization/70786
772 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
773 * gcc/calls.c (initialize_argument_information): Bind bounds
774 with corresponding args passed by reference.
776 2016-05-10 Jakub Jelinek <jakub@redhat.com>
779 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
780 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
781 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
784 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
787 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
788 code for a zero scale factor.
789 (vsx_xvcvdpuxds_scale): Likewise.
791 2016-05-10 David Malcolm <dmalcolm@redhat.com>
793 * diagnostic-show-locus.c (layout::layout): Call show_ruler
794 if show_ruler_p was set on the context.
795 (layout::show_ruler): New method.
796 * diagnostic.h (struct diagnostic_context): Add field
799 2016-05-10 Richard Biener <rguenther@suse.de>
801 PR tree-optimization/71039
802 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
803 (chk_uses): New function.
804 (propagate_with_phi): Verify we can safely replicate the lhs of an
805 aggregate assignment on all incoming edges.
807 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
809 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
811 (rx_atomic_sequence): New class.
812 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
813 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
815 (rx_atomic_sequence::rx_atomic_sequence,
816 rx_atomic_sequence::~rx_atomic_sequence): New functions.
817 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
818 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
819 CTRLREG_INTB): New constants.
820 (FETCHOP): New code iterator.
821 (fethcop_name, fetchop_name2): New iterator code attributes.
822 (QIHI): New mode iterator.
823 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
824 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
825 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
827 2016-05-10 Martin Liska <mliska@suse.cz>
829 * tree-inline.c (remap_dependence_clique): Do not remap
830 debugging statements.
832 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
834 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
835 ("*fixuns_truncdfdi2_z13")
836 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
837 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
838 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
840 2016-05-10 Richard Biener <rguenther@suse.de>
842 PR tree-optimization/70497
843 PR tree-optimization/28367
844 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
846 (visit_reference_op_load): ... here.
847 (vn_reference_lookup_3): Use it to handle subreg-like accesses
848 with simplified BIT_FIELD_REFs.
849 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
850 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
853 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
855 * dwarf2out.c (add_abstract_origin_attribute): Adjust
856 documentation comment. For BLOCK nodes, add a
857 DW_AT_abstract_origin attribute that points to the DIE generated
858 for the origin BLOCK.
859 (gen_lexical_block_die): Call add_abstract_origin_attribute for
860 blocks from inlined functions.
862 2016-05-10 Alan Modra <amodra@gmail.com>
865 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
866 regrename modifying insns saving lr before __morestack call.
867 * config/rs6000/rs6000.md (split_stack_return): Similarly for
868 insns restoring lr after __morestack call.
870 2016-05-09 Jakub Jelinek <jakub@redhat.com>
872 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
873 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
875 * config/i386/sse.md (vec_interleave_high<mode>,
876 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
877 <avx512>_vpermt2var<mode>3_maskz): Likewise.
879 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
881 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
882 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
883 parallel reassociation for power8 and forward.
885 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.md (absneg splitters with general regs): Use
888 general_reg_operand predicate.
889 (btsq peephole2): Use x86_64_immediate_operand to check if new
890 value is suitable for immediate operand. Generate emitted insn
891 using RTL expressions.
892 (btcq peephole2): Ditto.
893 (btrq peephole2): Ditto. Generate correct immediate operand
896 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
898 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
901 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
903 * tree-affine.c (wide_int_constant_multiple_p): Add missing
906 2016-05-09 Richard Biener <rguenther@suse.de>
908 PR tree-optimization/70985
909 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
910 op0 isn't a gimple register.
912 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
914 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
915 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
916 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
917 (i6400_fpu_mult): New cpu units.
918 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
919 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
920 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
921 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
922 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
923 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
924 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
925 (i6400_msa_long_float4, i6400_msa_long_float5)
926 (i6400_msa_long_float8, i6400_msa_fdiv_df)
927 (i6400_msa_fdiv_sf): New reservations.
928 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
929 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
930 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
931 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
932 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
933 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
934 (msa_short_cmp, msa_short_float2, msa_short_logic3)
935 (msa_short_store4, msa_long_load, msa_short_store)
936 (msa_long_logic, msa_long_float2, msa_long_float4)
937 (msa_long_float5, msa_long_float8, msa_long_mult)
938 (msa_long_fdiv, msa_long_div): New reservations.
940 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
941 Sameera Deshpande <sameera.deshpande@imgtec.com>
942 Matthew Fortune <matthew.fortune@imgtec.com>
943 Graham Stott <graham.stott@imgtec.com>
944 Chao-ying Fu <chao-ying.fu@imgtec.com>
946 * config.gcc: Add MSA header file for mips*-*-* target.
947 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
948 (Ubv8i, Urv8): New constraints.
949 * config/mips/mips-ftypes.def: Add function types for MSA
951 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
952 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
953 * config/mips/mips-msa.md: New file.
954 * config/mips/mips-protos.h
955 (mips_split_128bit_const_insns): New prototype.
956 (mips_msa_idiv_insns): Likewise.
957 (mips_split_128bit_move): Likewise.
958 (mips_split_128bit_move_p): Likewise.
959 (mips_split_msa_copy_d): Likewise.
960 (mips_split_msa_insert_d): Likewise.
961 (mips_split_msa_fill_d): Likewise.
962 (mips_expand_msa_branch): Likewise.
963 (mips_const_vector_same_val_p): Likewise.
964 (mips_const_vector_same_bytes_p): Likewise.
965 (mips_const_vector_same_int_p): Likewise.
966 (mips_const_vector_shuffle_set_p): Likewise.
967 (mips_const_vector_bitimm_set_p): Likewise.
968 (mips_const_vector_bitimm_clr_p): Likewise.
969 (mips_msa_vec_parallel_const_half): Likewise.
970 (mips_msa_output_division): Likewise.
971 (mips_ldst_scaled_shift): Likewise.
972 (mips_expand_vec_cond_expr): Likewise.
973 * config/mips/mips.c (enum mips_builtin_type): Add
974 MIPS_BUILTIN_MSA_TEST_BRANCH.
975 (mips_gen_const_int_vector_shuffle): New prototype.
976 (mips_const_vector_bitimm_set_p): New function.
977 (mips_const_vector_bitimm_clr_p): Likewise.
978 (mips_const_vector_same_val_p): Likewise.
979 (mips_const_vector_same_bytes_p): Likewise.
980 (mips_const_vector_same_int_p): Likewise.
981 (mips_const_vector_shuffle_set_p): Likewise.
982 (mips_symbol_insns): Forbid loading symbols via immediate for
984 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
986 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
988 (mips_lx_address_p): Add support load indexed address for MSA.
989 (mips_address_insns): Add calculation of instructions needed for
990 stores and loads for MSA.
991 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
992 CONST_VECTOR for MSA and let it fall through.
993 (mips_ldst_scaled_shift): New function.
994 (mips_subword_at_byte): Likewise.
995 (mips_msa_idiv_insns): Likewise.
996 (mips_legitimize_move): Validate MSA moves.
997 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
998 calculation of costs for MSA division.
999 (mips_split_move_p): Check if MSA moves need splitting.
1000 (mips_split_move): Split MSA moves if necessary.
1001 (mips_split_128bit_move_p): New function.
1002 (mips_split_128bit_move): Likewise.
1003 (mips_split_msa_copy_d): Likewise.
1004 (mips_split_msa_insert_d): Likewise.
1005 (mips_split_msa_fill_d): Likewise.
1006 (mips_output_move): Handle MSA moves.
1007 (mips_expand_msa_branch): New function.
1008 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1009 Reinstate 'y' modifier.
1010 (mips_file_start): Add MSA .gnu_attribute.
1011 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1013 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1014 (mips_class_max_nregs): Add register size for MSA supported mode.
1015 (mips_cannot_change_mode_class): Allow conversion between MSA
1016 vector modes and TImode.
1017 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1019 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1020 (mips_preferred_simd_mode): Add preffered modes for MSA.
1021 (mips_vector_mode_supported_p): Add MSA supported modes.
1022 (mips_autovectorize_vector_sizes): New function.
1023 (mips_msa_output_division): Likewise.
1024 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1025 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1026 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1027 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1028 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1029 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1030 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1031 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1032 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1033 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1034 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1035 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1036 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1037 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1038 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1039 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1040 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1041 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1042 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1043 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1044 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1045 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1046 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1047 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1048 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1049 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1050 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1051 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1052 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1053 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1054 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1055 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1056 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1057 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1058 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1059 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1060 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1061 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1062 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1063 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1064 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1065 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1066 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1067 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1068 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1069 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1070 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1071 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1072 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1073 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1074 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1075 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1076 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1077 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1078 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1079 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1080 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1081 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1082 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1083 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1084 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1085 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1086 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1087 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1088 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1089 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1090 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1091 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1092 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1093 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1094 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1095 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1096 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1097 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1098 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1099 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1100 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1101 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1102 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1103 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1104 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1105 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1106 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1107 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1108 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1109 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1110 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1111 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1112 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1113 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1114 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1115 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1116 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1117 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1118 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1119 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1120 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1121 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1122 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1123 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1124 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1125 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1126 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1127 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1128 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1129 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1130 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1131 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1132 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1133 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1134 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1135 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1136 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1137 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1138 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1139 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1140 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1141 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1142 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1143 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1144 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1145 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1146 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1147 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1148 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1149 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1150 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1151 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1152 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1153 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1154 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1155 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1156 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1157 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1158 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1159 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1160 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1161 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1162 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1163 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1164 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1165 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1166 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1167 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1168 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1169 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1170 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1171 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1172 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1173 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1174 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1176 (mips_get_builtin_decl_index): New array.
1177 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1178 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1179 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1180 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1181 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1183 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1185 (mips_expand_builtin_insn): Prepare operands for
1186 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1187 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1188 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1189 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1190 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1191 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1192 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1193 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1194 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1195 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1196 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1197 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1198 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1199 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1200 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1201 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1202 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1203 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1204 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1205 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1206 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1207 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1208 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1209 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1210 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1211 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1212 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1213 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1214 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1215 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1216 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1217 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1218 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1219 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1220 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1221 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1222 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1223 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1224 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1225 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1226 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1227 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1228 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1229 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1230 These are set implicitly and an error is reported if overridden.
1231 (mips_expand_builtin_msa_test_branch): New function.
1232 (mips_expand_msa_shuffle): Likewise.
1233 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1234 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1235 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1236 (mips_expand_vec_unpack): Add support for MSA.
1237 (mips_expand_vector_init): Likewise.
1238 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1239 instead of const0_rtx.
1240 (mips_msa_vec_parallel_const_half): New function.
1241 (mips_gen_const_int_vector): Likewise.
1242 (mips_gen_const_int_vector_shuffle): Likewise.
1243 (mips_expand_msa_cmp): Likewise.
1244 (mips_expand_vec_cond_expr): Likewise.
1245 * config/mips/mips.h
1246 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1247 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1249 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1250 (ISA_HAS_MSA): New macro.
1251 (UNITS_PER_MSA_REG): Likewise.
1252 (BITS_PER_MSA_REG): Likewise.
1253 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1254 (MSA_REG_FIRST): New macro.
1255 (MSA_REG_LAST): Likewise.
1256 (MSA_REG_NUM): Likewise.
1257 (MSA_REG_P): Likewise.
1258 (MSA_REG_RTX_P): Likewise.
1259 (MSA_SUPPORTED_MODE_P): Likewise.
1260 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1261 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1262 * config/mips/mips.md: Include mips-msa.md.
1263 (alu_type): Add simd_add.
1264 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1265 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1266 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1267 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1268 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1269 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1270 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1271 simd_move, simd_load, simd_store. Choose "multi" for moves
1273 (qword_mode): New attribute.
1274 (insn_count): Add instruction count for quad moves.
1275 Increase the count for MIPS SIMD division.
1276 (UNITMODE): Add UNITMODEs for vector types.
1277 (addsub): New code iterator.
1278 * config/mips/mips.opt (mmsa): New option.
1279 * config/mips/msa.h: New file.
1280 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1282 * config/mips/mti-linux.h: Likewise.
1283 * config/mips/predicates.md
1284 (const_msa_branch_operand): New constraint.
1285 (const_uimm3_operand): Likewise.
1286 (const_uimm4_operand): Likewise.
1287 (const_uimm5_operand): Likewise.
1288 (const_uimm8_operand): Likewise.
1289 (const_imm5_operand): Likewise.
1290 (aq10b_operand): Likewise.
1291 (aq10h_operand): Likewise.
1292 (aq10w_operand): Likewise.
1293 (aq10d_operand): Likewise.
1294 (const_m1_operand): Likewise.
1295 (reg_or_m1_operand): Likewise.
1296 (const_exp_2_operand): Likewise.
1297 (const_exp_4_operand): Likewise.
1298 (const_exp_8_operand): Likewise.
1299 (const_exp_16_operand): Likewise.
1300 (const_vector_same_val_operand): Likewise.
1301 (const_vector_same_simm5_operand): Likewise.
1302 (const_vector_same_uimm5_operand): Likewise.
1303 (const_vector_same_uimm6_operand): Likewise.
1304 (const_vector_same_uimm8_operand): Likewise.
1305 (par_const_vector_shf_set_operand): Likewise.
1306 (reg_or_vector_same_val_operand): Likewise.
1307 (reg_or_vector_same_simm5_operand): Likewise.
1308 (reg_or_vector_same_uimm6_operand): Likewise.
1309 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1311 * doc/invoke.texi (-mmsa): Document new option.
1313 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1315 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1316 * configure: Regenerate.
1317 * config.in: Regenerate.
1318 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1320 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1321 (ENDFILE_VTV_SPEC): Define.
1323 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1325 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1326 registers in all interrupt handlers if necessary.
1327 (rl78_option_override): Add warning.
1328 (MUST_SAVE_MDUC_REGISTERS): New macro.
1329 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1330 * config/rl78/rl78.c (check_mduc_usage): New function.
1331 (mduc_regs): New structure to hold MDUC register data.
1332 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1333 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1334 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1335 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1336 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1337 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1339 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1341 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1342 (tree-ssa-loop-niter.h): Ditto.
1343 (idx_within_array_bound, ref_within_array_bound): New functions.
1344 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1345 Factor out check on writable base object to ...
1346 (base_object_writable): ... here.
1348 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1350 * config/arm/arm.md (probe_stack): Add modes to set source
1353 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1355 * regrename.c (base_reg_class_for_rename): New static function.
1356 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1358 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1360 * cgraph.c (thunk_adjust): Export.
1361 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1362 * cgraphunit.c (thunk_adjust): Export.
1363 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1365 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1367 * tree-inline.c (expand_call_inline): Expand thunks inline.
1369 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1372 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1373 (*sse2_vd_cvtss2sd): Ditto.
1374 * config/i386/i386.md
1375 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1376 Generate *sse2_vd_cvtsd2ss pattern.
1377 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1378 Generate *sse2_vd_cvtss2sd pattern.
1380 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1382 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1383 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1386 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1388 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1389 * config/sh/sh.c: Define and declare variables on first use throughout
1391 (current_function_interrupt): Change to bool type.
1392 (frame_insn): Rename to emit_frame_insn and update users.
1393 (push_regs): Use bool for 'interrupt_handler' argument.
1394 (save_schedule_s): Remove.
1395 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1396 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1397 targetm.asm_out.unaligned_op.di.
1398 (gen_far_branch): Remove redundant forward declaration.
1399 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1400 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1401 (sh_set_return_address, sh_function_ok_for_sibcall,
1402 scavenge_reg): Update comments.
1403 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1404 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1405 (sh_attr_renesas_p): Remove unnecessary parentheses.
1406 (branch_dest): Simplify.
1407 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1408 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1409 (CUMULATIVE_ARGS): Change macro to typedef.
1410 (current_function_interrupt): Change to bool type.
1411 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1412 Surround with __cplusplus ifdef.
1413 (sh_compare_op0, sh_compare_op1): Remove.
1414 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1416 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1418 * config/arm/arm.md: (arch): Add neon.
1419 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1420 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1421 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1422 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1423 attributes for alt renumbering. Mark alt 3 as non-predicable.
1424 (thumb2_movdf_vfp): Likewise.
1426 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1429 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1430 (*andqi_1): Add preferred_for_speed attribute to disparage
1431 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1432 (*<code>qi_1): Ditto.
1433 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1434 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1435 (*ashlqi3_1): Ditto.
1436 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1437 Add preferred_for_size attribute to disparage alternative 0 and
1438 preferred_for_speed attribute to disparage alternative 1 for
1439 TARGET_PARTIAL_REG_STALL targets.
1441 2016-05-07 Tom de Vries <tom@codesourcery.com>
1443 PR tree-optimization/70956
1444 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1447 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1449 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1450 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1451 * config/sh/sh.md (branch_zero): Remove define_attr.
1452 (define_delay): Disable delay slot if branch distance is one insn.
1454 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1456 * config/i386/i386.md (LEAMODE): New mode attribute.
1457 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1458 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1459 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1460 operand 2 predicate.
1461 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1462 (*lea<mode>_general_3): Ditto.
1463 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1465 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1467 * genmddump.c (main): Convert argv from char ** to const char **.
1469 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1471 * coretypes.h (OVERRIDE): New macro.
1474 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1476 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1477 allow coalescing if the types are compatible.
1479 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1481 * pass_manager.h (pass_manager::register_pass_name): New method.
1482 (pass_manager::get_pass_by_name): New method.
1483 (pass_manager::create_pass_tab): New method.
1484 (pass_manager::m_name_to_pass_map): New field.
1485 * passes.c (name_to_pass_map): Delete global in favor of field
1486 "m_name_to_pass_map" of pass_manager.
1487 (register_pass_name): Rename from a function to...
1488 (pass_manager::register_pass_name): ...this method, updating
1489 for renaming of global "name_to_pass_map" to field
1490 "m_name_to_pass_map".
1491 (create_pass_tab): Rename from a function to...
1492 (pass_manager::create_pass_tab): ...this method, updating
1493 for renaming of global "name_to_pass_map" to field.
1494 (get_pass_by_name): Rename from a function to...
1495 (pass_manager::get_pass_by_name): ...this method.
1496 (enable_disable_pass): Convert use of get_pass_by_name to
1497 a method call, locating the pass_manager singleton.
1499 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1501 * genattr-common.c (main): Convert argv from char ** to const char **.
1502 * genattr.c (main): Likewise.
1503 * genattrtab.c (main): Likewise.
1504 * genautomata.c (initiate_automaton_gen): Likewise.
1506 * gencodes.c (main): Likewise.
1507 * genconditions.c (main): Likewise.
1508 * genconfig.c (main): Likewise.
1509 * genconstants.c (main): Likewise.
1510 * genemit.c (main): Likewise.
1511 * genenums.c (main): Likewise.
1512 * genextract.c (main): Likewise.
1513 * genflags.c (main): Likewise.
1514 * genmddeps.c (main): Likewise.
1515 * genopinit.c (main): Likewise.
1516 * genoutput.c (main): Likewise.
1517 * genpeep.c (main): Likewise.
1518 * genpreds.c (main): Likewise.
1519 * genrecog.c (main): Likewise.
1520 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1521 (init_rtx_reader_args): Likewise.
1522 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1523 (init_rtx_reader_args): Likewise.
1524 * gentarget-def.c (main): Likewise.
1525 * read-md.c (read_md_files): Likewise.
1526 * read-md.h (read_md_files): Likewise.
1528 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1531 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1532 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1533 Remove unused predicate.
1534 (register_and_not_fp_reg_operand): Ditto.
1536 2016-05-06 Martin Liska <mliska@suse.cz>
1538 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1539 instead of vec as the vector is local to the function.
1541 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1543 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1544 avx512bw alternative.
1546 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1547 before the ashr<mode>3 pattern.
1549 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1550 v instead of x in vex or maybe_vex alternatives, use
1551 maybe_evex instead of vex in prefix.
1553 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1554 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1555 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1556 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1559 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1560 v instead of x in vex or maybe_vex alternatives, use
1561 maybe_evex instead of vex in prefix.
1563 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1564 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1565 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1566 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1567 alternatives, use maybe_evex instead of vex in prefix.
1569 * config/i386/sse.md (vec_interleave_lowv4sf,
1570 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1571 v instead of x in vex or maybe_vex alternatives, use
1572 maybe_evex instead of vex in prefix.
1574 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1575 v instead of x in vex or maybe_vex alternatives, use
1576 maybe_evex instead of vex in prefix.
1578 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1579 v constraint instead of x.
1581 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1583 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1584 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1587 2016-05-06 Richard Biener <rguenther@suse.de>
1589 PR tree-optimization/70948
1590 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1591 Properly clobber all fields of va_list for __builtin_va_start.
1593 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1596 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1597 loop latch destination.
1599 2016-05-06 Martin Liska <mliska@suse.cz>
1601 * tree-ssa-uninit.c: Apply manual changes
1602 to the GNU coding style.
1603 (prune_uninit_phi_opnds): Rename from
1604 prune_uninit_phi_opnds_in_unrealizable_paths.
1606 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1608 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1609 mspace): Remove deprecated options.
1610 * doc/invoke.texi (SH options): Remove -mspace.
1612 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1614 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1616 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1618 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1619 corresponding combine split pattern.
1621 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1624 * config/sh/predicates.md (long_displacement_mem_operand): New.
1625 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1626 Add movi20, movi20s alternatives. Adjust length attribute for
1628 (movsi_ie): Allow for any FPU. Adjust length attribute for
1630 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1631 attribute for alternatives.
1632 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1633 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1634 length attribute for alternatives.
1636 2016-05-06 Richard Biener <rguenther@suse.de>
1638 PR tree-optimization/70960
1639 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1641 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1644 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1645 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1647 2016-05-06 Marek Polacek <polacek@redhat.com>
1650 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1652 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1655 * config/sh/sh.md (*rotcr): Add another variant.
1657 2016-05-06 Richard Biener <rguenther@suse.de>
1660 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1662 2016-05-06 Richard Biener <rguenther@suse.de>
1665 * fold-const.c (split_tree): Always convert to the original type
1668 2016-05-06 Richard Biener <rguenther@suse.de>
1670 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1671 (fwprop_addr): Likewise.
1673 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1678 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1679 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1680 the splitter condition.
1681 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1682 the splitter condition.
1683 (FP float_extend load splitter): Ditto.
1685 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1688 to REGNO in all peephole2 patterns.
1689 (post-reload splitters): Change true_regnum to REGNO in
1690 post-reload splitters.
1691 (zero_extend splitters): Use general_reg_operand and
1692 nonimmediate_gr_operand predicates.
1694 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1696 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1697 v constraint instead of x.
1699 2016-05-05 Alan Modra <amodra@gmail.com>
1702 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1703 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1704 TARGET_NO_FP_IN_TOC for -mrelocatable.
1705 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1706 TARGET_RELOCATABLE test.
1707 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1708 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1709 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1710 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1711 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1712 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1713 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1714 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1715 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1716 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1718 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1719 (rs6000_stack_info): Likewise.
1720 (rs6000_elf_asm_out_constructor): Likewise.
1721 (rs6000_elf_asm_out_destructor): Likewise.
1722 (rs6000_elf_declare_function_name): Likewise.
1723 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1724 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1727 2016-05-05 Alan Modra <amodra@gmail.com>
1729 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1731 2016-05-05 Alan Modra <amodra@gmail.com>
1733 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1734 out-of-line gpr restore for one or two regs if that would add
1737 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.md
1741 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1742 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1743 as operand 0 predicate.
1744 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1746 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1747 Ditto. Emit the pattern using RTX.
1749 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1750 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1751 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1752 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1754 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1755 sse_reg_operand as operand 0 predicate.
1757 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1758 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1759 instead of gen_rtx_REG.
1760 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1763 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1765 * function.c (emit_use_return_register_into_block): Delete.
1766 (gen_return_pattern): Delete.
1767 (emit_return_into_block): Delete.
1768 (active_insn_between): Delete.
1769 (convert_jumps_to_returns): Delete.
1770 (emit_return_for_exit): Delete.
1771 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1772 simple_return for shrink-wrapped blocks.
1773 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1774 end of blocks that need one.
1775 (get_unconverted_simple_return): Delete.
1776 (convert_to_simple_return): Delete.
1777 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1778 (convert_to_simple_return): Ditto.
1780 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1782 * cfgcleanup.c (bb_is_just_return): New function.
1783 (try_optimize_cfg): Simplify jumps to return, branches to return,
1784 and branches around return.
1786 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1788 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1791 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1795 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1796 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1797 assert flags & OEP_HASH_CHECK, instead of asserting it
1798 never happens. Handle TARGET_EXPR.
1799 * fold-const.c (operand_equal_p): For hash verification,
1800 or in OEP_HASH_CHECK into flags.
1802 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1804 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1806 (compute_samebase_partition_bases): Fix typo.
1808 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1810 * config/i386/sse.md (vec_interleave_highv8sf,
1811 vec_interleave_lowv8sf, vec_interleave_highv4df,
1812 vec_interleave_lowv4df): Remove constraints from expanders.
1814 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1816 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1818 * tree-inline.c (expand_call_inline): Fix path dealing with
1819 making lhs of call statement undefined.
1821 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1823 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1824 Check availability on NODE, too.
1825 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1826 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1827 (varpool_node::call_for_symbol_and_aliase): Likewise.
1828 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1829 (propagate_pure_const): Propagate across interposable functions, too.
1830 (skip_function_for_local_pure_const): Do not skip interposable bodies
1832 (pass_local_pure_const::execute): Update.
1834 2016-05-04 Marek Polacek <polacek@redhat.com>
1836 * doc/invoke.texi: Document -Wdangling-else.
1838 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1840 * config.gcc: Error out when conflicting multilib is detected. Do not
1841 loop over multilibs since no combination is legal.
1843 2016-05-04 Alan Modra <amodra@gmail.com>
1845 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1846 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1847 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1850 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1852 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1853 Clean up p5600 comments.
1855 2016-05-04 Richard Biener <rguenther@suse.de>
1857 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1858 constructor simplifications.
1859 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1861 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1863 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1864 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1865 result.set_rtx is null instead of aborting.
1866 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1868 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1869 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1870 *mov<mode>_store_postinc): New patterns.
1872 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1874 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1875 as commutative. Check both conversions are NOP.
1876 ((A & B) OP (C & B)): Remove.
1878 2016-05-04 Alan Modra <amodra@gmail.com>
1880 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1882 2016-05-04 Alan Modra <amodra@gmail.com>
1885 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1886 when cr2,3,4 are all fixed regs.
1888 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1890 PR rtl-optimization/57193
1891 * opts.c (default_options_table): Revert OPT_frename_registers change.
1892 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1894 2016-05-03 Martin Sebor <msebor@redhat.com>
1897 * builtins.c (fold_builtin_FILE): New function.
1898 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1899 (fold_builtin_0): Call them.
1900 * gimplify.c (gimplify_call_expr): Remove the handling of
1901 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1904 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1905 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1909 * doc/extend.texi (Function Names as Strings): Update __func__,
1910 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1913 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1914 Richard Biener <rguenther@suse.de>
1916 PR tree-optimization/70916
1917 * tree-if-conv.c: Include cfganal.h.
1918 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1919 and remove_fake_exit_edges around the optimization pass.
1921 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1923 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1924 (cgraph_edge::make_direct): Likewise.
1925 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1926 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1927 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1928 (CIF_THUNK): New code.
1929 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1930 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1931 (compute_inline_parameters): Set inline_failed for thunks.
1932 (inline_analyze_function): Cleanup.
1933 * ipa-inline.c (can_inline_edge_p): Do not deal with
1934 call_stmt_cannot_inline_p.
1935 (can_early_inline_edge_p): Likewise.
1936 (early_inliner): Initialize inline_failed.
1937 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1939 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1941 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1942 from nonimm_ssenomem_operand.
1943 (nonimm_ssenomem_operand): New predicate.
1944 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1945 as operand 0 predicate.
1946 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1947 Disable unsupported alternatives using "enabled" attribute.
1948 Use register_ssemem_operand as operand 0 predicate.
1949 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1951 2016-05-03 Marek Polacek <polacek@redhat.com>
1954 * input.c (expansion_point_location): New function.
1955 * input.h (expansion_point_location): Declare.
1957 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1959 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1960 occurence with frame_offset_ ones.
1962 2016-05-03 Alan Modra <amodra@gmail.com>
1964 PR rtl-optimization/70890
1965 * ira.c (combine_and_move_insns): When moving def_insn, remove
1968 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1970 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1971 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1972 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1973 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1975 2016-05-03 Alan Modra <amodra@gmail.com>
1977 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1978 for SAVE_MULTIPLE/STORE_MULTIPLE.
1980 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1982 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1983 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1985 2016-05-03 Richard Biener <rguenther@suse.de>
1987 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1989 (gimplify_arg): Likewise.
1990 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1991 re-writing the result to a decl if required.
1992 (internal_get_tmp_var): Add allow_ssa parameter
1993 and override into_ssa with it.
1994 (get_formal_tmp_var): Adjust.
1995 (get_initialized_tmp_var): Add allow_ssa parameter.
1996 (gimplify_arg): Add allow_ssa parameter and avoid generating
1997 SSA names for the result false.
1998 (gimplify_call_expr): If the call may return twice do not
1999 gimplify parameters into SSA.
2000 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2001 (gimplify_modify_expr): Adjust assert. For noreturn calls
2002 with a SSA name LHS adjust its def.
2003 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2004 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2005 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2006 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2007 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2008 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2009 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2010 (optimize_target_teams): Do not allow SSA names for clause operands.
2011 (gimplify_expr): Likewise for where we mark the result addressable.
2012 * passes.def (pass_init_datastructures): Remove.
2013 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2014 (rewrite_stmt): Likewise.
2015 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2016 (replace_locals_op): Replace SSA names.
2017 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2018 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2019 * cgraph.c (release_function_body): Free CFG annotations only
2020 when we have a CFG. Simplify.
2021 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2022 force_gimple_operand instead of get_initialized_tmp_var.
2023 * tree-pass.h (make_pass_init_datastructures): Remove.
2024 * tree-ssa.c (execute_init_datastructures): Remove.
2025 (pass_data_init_datastructures): Likewise.
2026 (class pass_init_datastructures): Likewise.
2027 (make_pass_init_datastructures): Likewise.
2028 * omp-low.c (create_omp_child_function): Init SSA data structures.
2029 (grid_expand_target_grid_body): Likewise.
2030 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2031 name before adding it to names_to_release.
2032 (remove_bb): Always release SSA defs.
2033 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2034 before dereferencing it.
2035 * cgraphunit.c (init_lowered_empty_function): Always
2036 int SSA data structures.
2037 * tree-ssanames.c (release_defs): Remove assert that we are in
2039 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2041 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2042 Uros Bizjak <ubizjak@gmail.com>
2044 PR rtl-optimization/70467
2045 * config/i386/predicates.md (x86_64_hilo_int_operand,
2046 x86_64_hilo_general_operand): New predicates.
2047 * config/i386/constraints.md (Wd): New constraint.
2048 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2049 (general_hilo_operand): New mode attr.
2050 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2051 instead of <general_operand>.
2052 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2053 x86_64_hilo_general_operand instead of <general_operand>.
2055 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2057 PR tree-optimization/70916
2058 * tree-if-conv.c (constant_or_ssa_name): Removed.
2059 (fold_build_cond_expr): Use is_gimple_val instead of
2060 constant_or_ssa_name.
2062 PR tree-optimization/70916
2063 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2064 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2067 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2068 (optimize_atomic_bit_test_and): New function.
2069 (pass_fold_builtins::execute): Use it.
2070 * optabs.def (atomic_bit_test_and_set_optab,
2071 atomic_bit_test_and_complement_optab,
2072 atomic_bit_test_and_reset_optab): New optabs.
2073 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2074 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2075 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2076 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2077 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2078 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2079 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2080 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2081 atomic_bit_test_and_complement@var{mode},
2082 atomic_bit_test_and_reset@var{mode}): Document.
2083 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2084 atomic_bit_test_and_complement<mode>,
2085 atomic_bit_test_and_reset<mode>): New expanders.
2086 (atomic_bit_test_and_set<mode>_1,
2087 atomic_bit_test_and_complement<mode>_1,
2088 atomic_bit_test_and_reset<mode>_1): New insns.
2090 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2092 PR rtl-optimization/70687
2093 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2094 instead of unsigned HOST_WIDE_INT.
2096 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2098 PR rtl-optimization/44281
2099 * hard-reg-set.h (struct target_hard_regs): New field
2100 x_fixed_nonglobal_reg_set.
2101 (fixed_nonglobal_reg_set): New macro.
2102 * reginfo.c (init_reg_sets_1): Initialize it.
2103 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2105 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2107 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2109 PR tree-optimization/56541
2110 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2111 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2112 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2113 (any_complicated_phi): new static variable.
2114 (aggressive_if_conv): delete.
2115 (if_convertible_phi_p): support phis with more than two arguments.
2116 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2117 critical pred edges.
2118 (ifcvt_split_critical_edges): support phis with more than two
2119 arguments by checking new parameter. only split critical edges
2121 (tree_if_conversion): handle simd pragma marked loop using new
2122 local variable aggressive_if_conv. check any_complicated_phi.
2124 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2126 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2129 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2131 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2134 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2136 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2137 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2138 define_insn_and_split.
2139 (mulsi3_i): New define_insn_and_split.
2140 (mulsi3_call): Convert to define_insn.
2141 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2144 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2146 * machmode.h (mode_complex): Add support to give the complex mode
2148 (GET_MODE_COMPLEX_MODE): Likewise.
2149 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2150 stored by build_complex_type and gfc_build_complex_type instead of
2151 trying to figure out the appropriate mode based on the size. Raise
2152 an assertion error, if the type was not set.
2153 * genmodes.c (struct mode_data): Add field for the complex type of
2155 (blank_mode): Likewise.
2156 (make_complex_modes): Remember the complex mode created in the
2158 (emit_mode_complex): Write out the mode_complex array to map a
2159 type mode to the complex version.
2160 (emit_insn_modes_c): Likewise.
2161 * tree.c (build_complex_type): Set the complex type to use before
2162 calling layout_type.
2163 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2164 support for __float128 complex datatypes.
2165 (rs6000_hard_regno_mode_ok): Likewise.
2166 (rs6000_setup_reg_addr_masks): Likewise.
2167 (rs6000_complex_function_value): Likewise.
2168 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2169 __float128 and __ibm128 complex.
2170 (FLOAT128_IBM_P): Likewise.
2171 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2172 * doc/extend.texi (Additional Floating Types): Document that
2173 -mfloat128 must be used to enable __float128. Document complex
2174 __float128 and __ibm128 support.
2176 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2179 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2180 char/short arguments promoted to int because of promote_prototypes.
2182 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2185 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2186 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2187 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2188 alternatives using "enabled" attribute. Use register_ssemem_operand
2189 as operand 1 predicate.
2190 (*cmpi<unord>xf_i387): Split XFmode pattern from
2191 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2192 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2193 *absneg<mode>2_i387. Disable unsupported alternatives using
2194 "enabled" attribute.
2195 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2197 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2199 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2201 (oacc_loop_process): Check mask for loop termination.
2203 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2205 * cif-code.def (CIF_THUNK): Add.
2206 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2209 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2211 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2212 (dump_inline_summary): Dump it.
2213 (fp_expression_p): New predicate.
2214 (estimate_function_body_sizes): Use it.
2215 (inline_merge_summary): Merge fp_expressions.
2216 (inline_read_section): Read fp_expressions.
2217 (inline_write_summary): Write fp_expressions.
2218 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2219 codegen boundary if either caller or callee is !fp_expressions.
2220 * ipa-inline.h (inline_summary): Add fp_expressions.
2221 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2222 to fp_expressions be sure the fp generation flags are updated.
2224 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2226 PR rtl-optimization/70467
2227 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2229 PR rtl-optimization/70467
2230 * ipa-pure-const.c (check_call): Handle internal calls even in
2231 ipa mode like in local mode.
2233 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2235 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2237 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2239 * match.pd (X u< X, X u> X): New transformations.
2241 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2243 * flag-types.h (enum warn_strict_overflow_code): Move ...
2244 * coretypes.h: ... here.
2245 * fold-const.h (fold_overflow_warning): Declare.
2246 * fold-const.c (fold_overflow_warning): Make non-static.
2247 (fold_comparison): Move the transformation of X +- C1 CMP C2
2248 into X CMP C2 -+ C1 ...
2249 * match.pd: ... here.
2250 * gimple-fold.c (fold_stmt_1): Protect with
2251 fold_defer_overflow_warnings.
2253 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2255 * omp-low.c (struct oacc_loop): Add 'inner' field.
2256 (new_oacc_loop_raw): Initialize it to zero.
2257 (oacc_loop_fixed_partitions): Initialize it.
2258 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2259 available partitioning.
2261 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2263 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2265 (umulsidi3): Likewise.
2266 (indirect_jump): Fix jump instruction assembly patterns.
2268 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2271 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2272 (nvptx_function_value): Assert non-NULL cfun.
2274 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2276 PR rtl-optimization/70886
2277 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2279 * cselib.h (rtx_equal_for_cselib_1): Declare.
2280 (rtx_equal_for_cselib_p: New inline function.
2281 * cselib.c (rtx_equal_for_cselib_p): Delete.
2282 (rtx_equal_for_cselib_1): Make public.
2284 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2287 (register_mixssei387nonimm_operand): Remove predicate.
2288 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2289 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2290 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2291 for TARGET_MIX_SSE_I387 alternatives.
2292 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2293 Disable unsupported alternatives using "enabled" attribute. Use
2294 nonimm_ssenomem_operand as operand 1 predicate. Also check
2295 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2297 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2299 * tree.c (cst_and_fits_in_hwi): Simplify.
2301 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2303 * tree.h (wi::to_wide): New function.
2304 * expr.c (expand_expr_real_1): Use wi::to_wide.
2305 * fold-const.c (int_const_binop_1): Likewise.
2306 (extract_muldiv_1): Likewise.
2308 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2310 * wide-int.h: Update offset_int and widest_int documentation.
2311 (WI_SIGNED_SHIFT_RESULT): New macro.
2312 (wi::binary_shift): Define signed_shift_result_type for
2313 shifts on offset_int- and widest_int-like types.
2314 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2315 * tree.h (int_bit_position): Use shift operators instead of wi::
2317 * alias.c (adjust_offset_for_component_ref): Likewise.
2318 * expr.c (get_inner_reference): Likewise.
2319 * fold-const.c (fold_comparison): Likewise.
2320 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2321 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2322 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2323 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2324 (stmt_kills_ref_p): Likewise.
2325 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2326 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2328 (ao_ref_init_from_vn_reference): Likewise.
2330 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2332 * wide-int.h: Update offset_int and widest_int documentation.
2333 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2334 (wi::binary_traits): Allow ordered comparisons between offset_int and
2335 offset_int, between widest_int and widest_int, and between either
2336 of these types and basic C types.
2337 (operator <, <=, >, >=): Define for the same combinations.
2338 * tree.h (tree_int_cst_lt): Use comparison operators instead
2339 of wi:: comparisons.
2340 (tree_int_cst_le): Likewise.
2341 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2342 (fold_nonarray_ctor_reference): Likewise.
2343 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2344 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2345 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2346 * tree-sra.c (completely_scalarize): Likewise.
2347 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2348 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2349 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2350 (check_for_binary_op_overflow): Likewise.
2351 (search_for_addr_array): Likewise.
2352 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2354 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2356 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2357 (arc_save_restore): Likewise.
2358 (arc_dwarf_register_span): Likewise.
2359 (arc_output_pic_addr_const): Initialize suffix variable.
2361 2016-05-02 Martin Liska <mliska@suse.cz>
2363 * symbol-summary.h (function_summary::function_summary):
2364 Remove checking assert for all cgraph nodes.
2365 (function_summary::get): Check summary_uid.
2366 (symtab_insertion): Check summary_uid.
2368 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2370 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2371 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2373 (arc_dwarf_register_span): Remove enum keyword.
2374 (compact_memory_operand_p): New function.
2375 * config/arc/arc.h (reg_class): Add code density register classes.
2376 (REG_CLASS_NAMES): Likewise.
2377 (REG_CLASS_CONTENTS): Likewise.
2378 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2379 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2380 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2381 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2382 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2384 (h, Rcd, Rsd, Rzd): New register constraints.
2385 (T): Use compact_memory_operand_p function.
2386 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2388 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2390 * config/sh/sh.md (*negnegt, *movtt): Remove.
2392 2016-05-02 Marek Polacek <polacek@redhat.com>
2393 Tom de Vries <tom@codesourcery.com>
2395 PR tree-optimization/70700
2396 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2397 bigger than FIRST_REF_NODE.
2399 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2402 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2404 (prepare_cbranch_operands): Don't use scratch register. Assume that
2405 function is used when pseudos can be created.
2406 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2407 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2408 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2409 define_expand. Allow it only when pseudos can be created.
2410 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2412 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/constraints.md (BC): Only allow -1 operands.
2415 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2416 Add "enabled" attribute. Update XI mode attribute calculation.
2417 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2418 (*movoi_internal_avx): Update XI mode attribute calculation.
2419 (*movti_internal): Ditto.
2421 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2423 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2424 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2426 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2428 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2429 statement on instruction code. Remove trailing spaces.
2430 (altivec_expand_stv_builtin): Likewise.
2432 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2434 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2435 (TARGET_FPU_DOUBLE): Simplify.
2436 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2437 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2438 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2439 with 'TARGET_FPU_DOUBLE'.
2440 * config/sh/sh.md: Likewise.
2442 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2444 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2445 SH_DIV_STR_FOR_SIZE): Remove.
2446 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2447 SH_DIV_STR_FOR_SIZE): Remove.
2449 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2451 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2452 logical_reg_operand): Delete.
2453 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2454 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2455 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2456 match_operand and match_test.
2457 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2458 variables on their first use. Return bool values.
2459 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2460 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2461 arith_reg_operand for input operand. Remove empty constraints.
2463 (*xorsi3_compact): Rename to xorsi3.
2464 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2465 (*zero_extend<mode>si2_disp_mem): Update comment.
2468 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2470 * config/sh/t-sh: Remove SH5 support.
2471 * config.gcc: Likewise.
2472 * configure: Likewise.
2474 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2476 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2478 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2480 * config/sh/sh.c (register_sh_passes, sh_option_override,
2481 sh_print_operand, prepare_move_operands,
2482 sh_can_follow_jump): Remove TARGET_SH1 checks.
2483 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2484 PROMOTE_MODE): Likewise.
2485 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2488 2016-04-30 Alan Modra <amodra@gmail.com>
2490 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2491 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2492 Check for user regs later to avoid unnecessary looping over regs.
2493 Merge user reg check with non-saved reg check. Don't force
2494 inline VR restore when static chain used.
2495 (rs6000_frame_related): Omit eh_frame info for user regs when
2497 (fixed_regs_p): Delete.
2499 2016-04-30 Alan Modra <amodra@gmail.com>
2501 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2502 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2505 2016-04-30 Alan Modra <amodra@gmail.com>
2508 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2509 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2512 2016-04-30 Alan Modra <amodra@gmail.com>
2514 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2515 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2516 flag_pic test for Darwin.
2518 2016-04-30 Alan Modra <amodra@gmail.com>
2520 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2521 throw_calls_crossed.
2522 (REG_FREQ_CALLS_CROSSED): Delete.
2523 (REG_N_THROWING_CALLS_CROSSED): Delete.
2524 * regstat.c (regstat_bb_compute_ri): Don't calculate
2525 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2526 (dump_reg_info): Don't print call cross frequency.
2527 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2528 and REG_N_THROWING_CALLS_CROSSED.
2530 2016-04-30 Alan Modra <amodra@gmail.com>
2532 * regs.h (struct reg_info_t): Delete live_length.
2533 (REG_LIVE_LENGTH): Delete macro.
2534 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2535 local_live, local_processed and local_live_last_luid params.
2536 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2538 (regstat_compute_ri): Adjust for above. Don't set
2540 (dump_reg_info): Don't print live length.
2541 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2542 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2543 Localize loop_depth var.
2545 2016-04-30 Alan Modra <amodra@gmail.com>
2547 * ira.c (enum valid_equiv): New.
2548 (validate_equiv_mem): Return enum.
2549 (update_equiv_mem): Create replacement in more cases.
2550 (add_store_equivs): Update validate_equiv_mem call.
2552 2016-04-30 Alan Modra <amodra@gmail.com>
2554 * ira.c (combine_and_move_insns): Rather than scanning insns,
2555 use DF infrastucture to find use and def insns.
2557 2016-04-30 Alan Modra <amodra@gmail.com>
2559 ira.c (combine_and_move_insns): Move invariant conditions..
2560 (ira.c): ..to here. Call combine_and_move_insns before
2561 add_store_equivs. Call grow_reg_equivs later. Allocate
2562 req_equiv later using max_reg_num() rather than global max_regno.
2563 (contains_replace_regs): Delete.
2564 (add_store_equivs): Remove contains_replace_regs test.
2566 2016-04-30 Alan Modra <amodra@gmail.com>
2568 * ira.c (struct equiv_mem_data): New.
2569 (equiv_mem, equiv_mem_modified): Delete static vars.
2570 (validate_equiv_mem_from_store): Use "data" param to communicate..
2571 (validate_equiv_mem): ..from here.
2573 2016-04-30 Alan Modra <amodra@gmail.com>
2575 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2577 (update_reg_equivs): ..here. Move allocation and freeing of
2578 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2579 end_alias_analysis to..
2582 2016-04-30 Alan Modra <amodra@gmail.com>
2584 * ira.c (pdx_subregs): Delete.
2585 (struct equivalence): Add pdx_subregs field.
2586 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2588 (update_equiv_regs): Don't create or free pdx_subregs. Update
2591 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2593 * config/rs6000/altivec.h: Change definitions of vec_xl and
2595 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2596 (LD_ELEMREV_V2DI): New.
2597 (LD_ELEMREV_V4SF): New.
2598 (LD_ELEMREV_V4SI): New.
2599 (LD_ELEMREV_V8HI): New.
2600 (LD_ELEMREV_V16QI): New.
2601 (ST_ELEMREV_V2DF): New.
2602 (ST_ELEMREV_V2DI): New.
2603 (ST_ELEMREV_V4SF): New.
2604 (ST_ELEMREV_V4SI): New.
2605 (ST_ELEMREV_V8HI): New.
2606 (ST_ELEMREV_V16QI): New.
2609 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2610 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2611 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2612 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2613 (altivec_expand_builtin): Add handling for
2614 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2615 (rs6000_invalid_builtin): Add error-checking for
2616 RS6000_BTM_P9_VECTOR.
2617 (altivec_init_builtins): Define builtins used to implement vec_xl
2619 (rs6000_builtin_mask_names): Define power9-vector.
2620 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2621 (RS6000_BTM_P9_VECTOR): Define.
2622 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2623 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2624 (vsx_ld_elemrev_v2df): Likewise.
2625 (vsx_ld_elemrev_v4sf): Likewise.
2626 (vsx_ld_elemrev_v4si): Likewise.
2627 (vsx_ld_elemrev_v8hi): Likewise.
2628 (vsx_ld_elemrev_v16qi): Likewise.
2629 (vsx_st_elemrev_v2df): Likewise.
2630 (vsx_st_elemrev_v2di): Likewise.
2631 (vsx_st_elemrev_v4sf): Likewise.
2632 (vsx_st_elemrev_v4si): Likewise.
2633 (vsx_st_elemrev_v8hi): Likewise.
2634 (vsx_st_elemrev_v16qi): Likewise.
2635 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2638 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2640 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2642 (simplify_control_stmt_condition_1): ... here. Recurse into
2643 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2645 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2648 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2649 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2650 define_insn_and_split to define_insn.
2651 (zero_extendqi<mode>2_dot2): Same.
2652 (extendqi<mode>2_dot): Same.
2653 (extendqi<mode>2_dot2): Same.
2655 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2658 (probe_stack): New expander.
2659 (probe_stack_<mode>): New insn pattern.
2661 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/i386.md
2664 (operations with memory inputs setting flags peephole2):
2665 Remove uneeded REG_P checks. Cleanup pattern generation.
2667 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2669 * tree-vect-loop.c (vect_transform_loop): Fix
2670 nb_iterations_upper_bound computation for vectorized loop.
2672 2016-04-29 Marek Polacek <polacek@redhat.com>
2673 Jakub Jelinek <jakub@redhat.com>
2676 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2677 TARGET_EXPR_SLOT as a base.
2679 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2681 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2682 with 'rCm2' constraints to limit possible immediate size.
2683 (*load_zeroextendqisi_update): Likewise.
2684 (*load_signextendqisi_update): Likewise.
2685 (*loadhi_update): Likewise.
2686 (*load_zeroextendhisi_update): Likewise.
2687 (*load_signextendhisi_update): Likewise.
2688 (*loadsi_update): Likewise.
2689 (*loadsf_update): Likewise.
2691 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/predicates.md (constm1_operand): Fix comparison.
2695 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2697 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2699 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2701 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2702 remaining SH5 related settings.
2703 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2704 shmedia_prepare_call_address): Delete.
2705 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2706 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2707 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2708 UNSUPPORTED_SH2A): Remove m5 checks.
2709 (sh_divide_strategy_e): Remove SH5 division strategies.
2710 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2711 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2713 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2715 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2717 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2719 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2720 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2722 * config/s390/vector.md ("mov<mode>"): Likewise.
2724 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2726 * config/s390/constraints.md ("U", "W"): Invoke
2727 s390_mem_constraint with "ZR" and "ZT".
2728 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2729 addresses when using LRA. Accept also short displacements for S
2730 and T constraints. Do not check for long displacement target for
2731 S and T constraints.
2732 (s390_mem_constraint): Remove handling of U and W constraints.
2733 * config/s390/s390.md (various patterns): Remove the short
2734 displacement constraints (Q and R) if a long displacement
2735 constraint is present. Add longdisp as required CPU capability.
2736 * config/s390/vector.md: Likewise.
2737 * config/s390/vx-builtins.md: Likewise.
2739 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2742 * reload1.c (reload): Call finish_spills before
2743 restarting reload loop. Skip select_reload_regs
2744 if update_eliminables_and_spill returns true.
2746 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2748 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2749 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2750 (umulhisi3_imm): Update predicates and constraint letters.
2751 (umulhisi3_reg): Declare instruction as commutative.
2752 * config/arc/constraints.md (J12, J16): New constraints.
2753 * config/arc/predicates.md (short_unsigned_const_operand): New
2755 (arc_short_operand): Likewise.
2756 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2758 2016-04-29 Richard Biener <rguenther@suse.de>
2760 PR tree-optimization/13962
2761 PR tree-optimization/65686
2762 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2763 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2764 using PTA to compare pointers.
2765 * match.pd: Add pattern for pointer equality compare simplification
2766 using ptrs_compare_unequal.
2768 2016-04-29 Richard Biener <rguenther@suse.de>
2770 * stor-layout.c (layout_type): Do not build a pointer-to-element
2773 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2776 Use SWI mode iterator. Use general_reg_operand predicate.
2777 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2778 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2781 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2784 * fold-const.c (operand_equal_p): Don't verify hash value equality
2786 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2789 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2792 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2793 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2794 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2795 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2796 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2798 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2800 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2801 to info. Don't initialize separate fields to 0. Clean up
2804 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2806 * config/i386/i386.md (peephole2s for operations with memory inputs):
2807 Use SWI mode iterator.
2808 (peephole2s for operations with memory outputs): Ditto.
2809 Do not check for stack checking probe.
2811 (probe_stack): Remove expander.
2813 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2814 Andrew Burgess <andrew.burgess@embecosm.com>
2816 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2817 operands as 32-bits.
2819 2016-04-28 Jason Merrill <jason@redhat.com>
2821 * gdbinit.in: Skip line-map.h.
2823 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2824 Andrew Burgess <andrew.burgess@embecosm.com>
2826 * config/arc/arc.c (arc_conditional_register_usage): Take
2827 TARGET_RRQ_CLASS into account.
2828 (arc_print_operand): Support printing 'p' and 's' operands.
2829 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2831 (TARGET_RRQ_CLASS): Define.
2832 (IS_POWEROF2_OR_0_P): Define.
2833 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2835 (*tst_movb): New define_insn.
2836 (*tst): Avoid recognition if it could prevent '*tst_movb'
2837 combination; replace c/CnL with c/Chs alternative.
2838 (*tst_bitfield_tst): New define_insn.
2839 (*tst_bitfield_asr): New define_insn.
2840 (*tst_bitfield): New define_insn.
2841 (andsi3_i): Add Rrq variant.
2842 (extzv): New define_expand.
2843 (insv): New define_expand.
2844 (*insv_i): New define_insn.
2845 (*movb): New define_insn.
2846 (*movb_signed): New define_insn.
2847 (*movb_high): New define_insn.
2848 (*movb_high_signed): New define_insn.
2849 (*movb_high_signed + 1): New define_split pattern.
2850 (*mrgb): New define_insn.
2851 (*mrgb + 1): New define_peephole2 pattern.
2852 (*mrgb + 2): New define_peephole2 pattern.
2853 * config/arc/arc.opt (mbitops): New option for nps400, uses
2854 TARGET_NPS_BITOPS_DEFAULT.
2855 * config/arc/constraints.md (q): Make register class conditional.
2856 (Rrq): New register constraint.
2857 (Chs): New constraint.
2858 (Clo): New constraint.
2859 (Chi): New constraint.
2860 (Cbf): New constraint.
2861 (Cbn): New constraint.
2862 (C18): New constraint.
2863 (Cbi): New constraint.
2865 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2867 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2869 (bitmap_intersection_of_preds): Ditto.
2870 (bitmap_union_of_succs): Ditto.
2871 (bitmap_union_of_preds): Ditto.
2872 * sbitmap.c (do_popcount): Delete.
2873 (BITMAP_DEBUGGING): Delete.
2874 (sbitmap_verify_popcount): Delete.
2875 (sbitmap_alloc): Don't initialize the popcount field.
2876 (sbitmap_alloc_with_popcount): Delete.
2877 (sbitmap_resize): Don't resize the popcount array.
2878 (sbitmap_vector_alloc): Don't initialize the popcount field.
2879 (bitmap_copy): Don't copy the popcount array.
2880 (bitmap_clear): Don't clear the popcount array.
2881 (bitmap_clear): Delete the popcount array handling.
2882 (bitmap_ior_and_compl): Delete the popcount assert.
2883 (bitmap_not): Ditto.
2884 (bitmap_and_compl): Ditto.
2885 (bitmap_and): Delete the popcount array handling.
2886 (bitmap_xor): Ditto.
2887 (bitmap_ior): Ditto.
2888 (bitmap_or_and): Delete the popcount assert.
2889 (bitmap_and_or): Ditto.
2890 (popcount_table): Delete.
2891 (sbitmap_elt_popcount): Delete.
2892 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2893 (bitmap_set_bit): Delete the popcount assert.
2894 (bitmap_clear_bit): Ditto.
2895 (sbitmap_free): Don't free the popcount array.
2896 (sbitmap_alloc_with_popcount): Delete declaration.
2897 (sbitmap_popcount): Ditto.
2899 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2900 Andrew Burgess <andrew.burgess@embecosm.com>
2902 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2903 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2904 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2905 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2906 * config/arc/arc.opt (mcmem): New option.
2907 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2908 supply length for r/m alternative.
2909 (*extendqisi2_ac): Likewise.
2910 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2912 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2913 (movhi_insn): Likewise.
2914 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2915 (*zero_extendqihi2_i): Add r/Ucm alternative.
2916 (*zero_extendqisi2_ac): Likewise.
2917 (*zero_extendhisi2_i): Likewise.
2918 * config/arc/constraints.md (Uex): New memory constraint.
2919 (Ucm): New define_constraint.
2920 * config/arc/predicates.md (long_immediate_loadstore_operand):
2921 Return 0 for MEM with cmem_address address.
2922 (cmem_address_0): New predicates.
2923 (cmem_address_1): Likewise.
2924 (cmem_address_2): Likewise.
2925 (cmem_address): Likewise.
2927 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2929 * config/rs6000/rs6000.c (machine_function): Rename
2930 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2931 (rs6000_stack_info): Adjust.
2933 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2934 Andrew Burgess <andrew.burgess@embecosm.com>
2936 * config/arc/constraints.md (Usd): Convert to define_constraint.
2940 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2943 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2944 Add new peephole2 where the first insn is *mov<mode>_or instead of
2945 *mov<mode>_internal.
2947 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2949 * tracer.c (bb_seen): Make static.
2951 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2953 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2954 support, setup defaults.
2955 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2956 * config/arc/arc.c (arc_init): Add NPS400 support.
2957 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2958 (TARGET_ARC700): NPS400 is also an ARC700.
2959 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2961 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2964 * config/nds32/nds32.md (casesi): Don't access the operands array
2967 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2970 (or $-1,reg peephole2): Ditto.
2971 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2973 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2975 * doc/extend.texi (Common Function Attributes) [optimize]:
2976 Discourage use of the optimize attribute.
2978 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2980 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2981 special case builtin.
2982 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2983 ALTIVEC_BUILTIN_VEC_ADDE.
2984 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2985 support for ALTIVEC_BUILTIN_VEC_ADDE.
2986 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2987 for __builtin_vec_adde.
2989 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2991 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2992 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2994 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2997 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2998 attributes): Document cilkplus_runtime.
3000 2016-04-28 Martin Jambor <mjambor@suse.cz>
3002 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3003 this function. Call verify_expr on MEM_REFs and bases of other
3006 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3008 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3009 for WORD_REGISTER_OPERATIONS to runtime check.
3011 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3013 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3015 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3017 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3018 big-endian compilation.
3019 * config/arc/arc.md (addf3): Likewise.
3023 2016-04-28 Richard Biener <rguenther@suse.de>
3025 PR tree-optimization/70840
3026 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3027 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3028 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3029 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3031 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3033 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3034 and explain why in a comment.
3036 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3038 * config/arc/arc.md (cpu_facility): Add fpx variant.
3039 (subdf3): Prohibit use reverse sub when assist operations option
3041 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3042 instructions only when FPX is enabled.
3043 * testsuite/gcc.target/arc/trsub.c: New test.
3045 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3048 mult_operator when calculating "type" attribute.
3049 (*fop_<mode>_1_i387): Ditto.
3050 (*fop_xf_1_i387): Ditto.
3051 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3052 Use std::swap to swap operands. Use RTL expressions to generate
3055 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3056 Joern Rennecke <joern.rennecke@embecosm.com>
3058 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3060 (emit_pic_move): Remove.
3061 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3062 * config/arc/arc.c (emit_pic_move): Removed.
3063 (TARGET_HAVE_TLS): Define.
3064 (arc_conditional_register_usage): Test for arc_tp_regno.
3065 (arc_print_operand, arc_print_operand_address): Handle TLS
3067 (arc_needs_pcl_p): New function.
3068 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3069 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3070 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3071 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3072 (arc_legitimize_tls_address): Likewise.
3073 (DTPOFF_ZERO_SYM): Define.
3074 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3075 (arc_output_pic_addr_const): Print TLS unspecs.
3076 (prepare_pic_move): New function, replaces emit_pic_move.
3077 (arc_legitimate_constant_p): Handle TLS unspecs.
3078 (arc_legitimate_address_p): Likewise.
3079 (arc_rewrite_small_data_p): Use assert for TLS constants.
3080 (prepare_move_operands): Use prepare_pic_move.
3081 (arc_legitimize_address): Legitimize tls addresses.
3082 (arc_epilogue_uses): Check for arc_tp_regno.
3083 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3084 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3086 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3088 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3089 %(arc_tls_extra_start_spec).
3090 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3091 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3093 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3094 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3095 (UNSPEC_TLS_OFF): Add.
3097 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3098 (get_thread_pointersi): New patterns.
3099 * config/arc/arc.opt (mtp-regno): New option.
3100 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3101 (move_dest_operand): Likewise.
3102 * configure: Regenerate.
3103 * configure.ac: Add arc*-*-* case to test for tls.
3104 * doc/invoke.texi (ARC options): Document mtp-regno.
3106 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3108 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3109 the new ARC HS SIMD instructions.
3110 (arc_preferred_simd_mode): New function.
3111 (arc_autovectorize_vector_sizes): Likewise.
3112 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3113 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3114 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3115 (arc_init_builtins): Add new SIMD builtin types.
3116 (arc_split_move): Handle 64 bit vector moves.
3117 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3118 (TARGET_PLUS_QMACW): Define.
3119 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3120 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3121 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3122 (VSUBADD4H): New builtins.
3123 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3124 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3126 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3127 Matthias Klose <doko@debian.org>
3129 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3131 2016-04-28 Richard Biener <rguenther@suse.de>
3134 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3137 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3139 * common/config/sh/sh-common.c: Remove SH5 support.
3140 * config/sh/constraints.md: Likewise.
3141 * config/sh/config/sh/elf.h: Likewise.
3142 * config/sh/linux.h: Likewise.
3143 * config/sh/netbsd-elf.h: Likewise.
3144 * config/sh/predicates.md: Likewise.
3145 * config/sh/sh-c.c: Likewise.
3146 * config/sh/sh-protos.h: Likewise.
3147 * config/sh/sh.c: Likewise.
3148 * config/sh/sh.h: Likewise.
3149 * config/sh/sh.md: Likewise.
3150 * config/sh/sh.opt: Likewise.
3151 * config/sh/sync.md: Likewise.
3152 * config/sh/sh64.h: Delete.
3153 * config/sh/shmedia.h: Likewise.
3154 * config/sh/shmedia.md: Likewise.
3155 * config/sh/sshmedia.h: Likewise.
3156 * config/sh/t-netbsd-sh5-64: Likewise.
3157 * config/sh/t-sh64: Likewise.
3158 * config/sh/ushmedia.h: Likewise.
3160 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3162 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3163 general_reg_operand instead of register_operand predicate.
3165 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3167 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3169 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3171 * match.pd (A - B > A, A + B < A): New transformations.
3173 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3175 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3176 which defaults to true. Emit an outer pair of parentheses only if
3177 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3178 don't emit parentheses for the right-hand operand.
3180 2016-04-27 Jeff Law <law@redhat.com>
3182 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3184 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3186 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3187 (altivec_lvx_<mode>_internal): Document.
3188 (altivec_lvx_<mode>_2op): New define_insn.
3189 (altivec_lvx_<mode>_1op): Likewise.
3190 (altivec_lvx_<mode>_2op_si): Likewise.
3191 (altivec_lvx_<mode>_1op_si): Likewise.
3192 (altivec_stvx_<mode>): Remove.
3193 (altivec_stvx_<mode>_internal): Document.
3194 (altivec_stvx_<mode>_2op): New define_insn.
3195 (altivec_stvx_<mode>_1op): Likewise.
3196 (altivec_stvx_<mode>_2op_si): Likewise.
3197 (altivec_stvx_<mode>_1op_si): Likewise.
3198 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3199 Expand vec_ld and vec_st during parsing.
3200 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3202 (altivec_expand_stvx_be): Likewise.
3203 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3204 address-masking behavior in RTL.
3205 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3206 address-masking behavior in RTL.
3207 (altivec_expand_builtin): Change builtin code arguments for calls
3208 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3209 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3210 presence of lvx/stvx patterns.
3211 (alignment_with_canonical_addr): New function.
3212 (alignment_mask): Likewise.
3213 (find_alignment_op): Likewise.
3214 (recombine_lvx_pattern): Likewise.
3215 (recombine_stvx_pattern): Likewise.
3216 (recombine_lvx_stvx_patterns): Likewise.
3217 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3218 stvx patterns from expand.
3219 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3221 (vector_altivec_store_<mode>): Likewise.
3223 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3225 * config/aarch64/aarch64.md
3226 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3227 remove the "fp" attributes.
3228 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3229 add the "simd" attributes.
3230 (*movdf_aarch64): Likewise.
3231 (*movtf_aarch64): Remove the "fp" attributes.
3232 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3233 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3235 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3237 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3238 rtx to rtx_code_label *.
3239 * rtl.h (maybe_set_first_label_num): Likewise.
3241 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3243 * df-core.c (df_add_problem): Make the problem param be const.
3244 (df_remove_problem): Make local "problem" be const.
3245 * df-problems.c (problem_RD): Make const.
3246 (problem_LR): Likewise.
3247 (problem_LIVE): Likewise.
3248 (problem_MIR): Likewise.
3249 (problem_CHAIN): Likewise.
3250 (problem_WORD_LR): Likewise.
3251 (problem_NOTE): Likewise.
3252 (problem_MD): Likewise.
3253 * df-scan.c (problem_SCAN): Likewise.
3254 * df.h (struct df_problem): Make field "dependent_problem" be
3256 (struct dataflow): Likewise for field "problem".
3257 (df_add_problem): Make param const.
3259 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3262 inter-unit moves to/from vector registers are enabled. Do not disable
3265 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3267 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3268 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3270 (enum df_problem_id): ...this new enum.
3271 (struct df_problem): Convert field "id" from "int" to
3274 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3276 * rtl.def: Update comment for "things in the instruction chain" to
3277 reflect the removal of the leading "i" field for INSN_UID in
3278 r210360. Fix bogus apostrophe.
3280 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.md
3283 (lea arith with mem operand + setcc peephole2): Set operator mode.
3285 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3288 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3289 (dimode_scalar_to_vector_candidate_p): This.
3290 (timode_scalar_to_vector_candidate_p): New function.
3291 (scalar_to_vector_candidate_p): Likewise.
3292 (timode_check_non_convertible_regs): Likewise.
3293 (timode_remove_non_convertible_regs): Likewise.
3294 (remove_non_convertible_regs): Likewise.
3295 (remove_non_convertible_regs): Renamed to ...
3296 (dimode_remove_non_convertible_regs): This.
3297 (scalar_chain::~scalar_chain): Make it virtual.
3298 (scalar_chain::compute_convert_gain): Make it pure virtual.
3299 (scalar_chain::mark_dual_mode_def): Likewise.
3300 (scalar_chain::convert_insn): Likewise.
3301 (scalar_chain::convert_registers): Likewise.
3302 (scalar_chain::add_to_queue): Make it protected.
3303 (scalar_chain::emit_conversion_insns): Likewise.
3304 (scalar_chain::replace_with_subreg): Likewise.
3305 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3306 (scalar_chain::convert_op): Likewise.
3307 (scalar_chain::convert_reg): Likewise.
3308 (scalar_chain::make_vector_copies): Likewise.
3309 (scalar_chain::convert_registers): New pure virtual function.
3310 (class dimode_scalar_chain): New class.
3311 (class timode_scalar_chain): Likewise.
3312 (scalar_chain::mark_dual_mode_def): Renamed to ...
3313 (dimode_scalar_chain::mark_dual_mode_def): This.
3314 (timode_scalar_chain::mark_dual_mode_def): New function.
3315 (timode_scalar_chain::convert_insn): Likewise.
3316 (dimode_scalar_chain::convert_registers): Likewise.
3317 (scalar_chain::compute_convert_gain): Renamed to ...
3318 (dimode_scalar_chain::compute_convert_gain): This.
3319 (scalar_chain::replace_with_subreg): Renamed to ...
3320 (dimode_scalar_chain::replace_with_subreg): This.
3321 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3322 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3323 (scalar_chain::make_vector_copies): Renamed to ...
3324 (dimode_scalar_chain::make_vector_copies): This.
3325 (scalar_chain::convert_reg): Renamed to ...
3326 (dimode_scalar_chain::convert_reg ): This.
3327 (scalar_chain::convert_op): Renamed to ...
3328 (dimode_scalar_chain::convert_op): This.
3329 (scalar_chain::convert_insn): Renamed to ...
3330 (dimode_scalar_chain::convert_insn): This.
3331 (scalar_chain::convert): Call convert_registers.
3332 (convert_scalars_to_vector): Change to scalar_chain pointer to
3333 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3334 in 32-bit mode. Delete scalar_chain pointer. Call
3335 free_dominance_info in 64-bit mode.
3336 (pass_stv::gate): Remove TARGET_64BIT check.
3337 (ix86_option_override): Put the 64-bit STV pass before the CSE
3340 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3342 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3343 dw_loc_frame_offset field.
3344 * dwarf2out.c (new_loc_descr): Likewise.
3345 (resolve_args_picking_1): Turn the VISITED hash set into a
3346 FRAME_OFFSET hash map. Use it to associate a frame offset to
3347 visited nodes. Remove uses of the CHECKING_P macro.
3348 (resolve_args_picking): Update call to resolve_args_picking_1.
3350 2016-04-27 Martin Liska <mliska@suse.cz>
3352 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3353 (free_loop_data): Release vuses of groups.
3355 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3357 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3358 instead of redundant use_id and boolean have_use_for.
3359 (struct iv_use): Change sub_id into group_id. Remove field next.
3360 Move fields: related_cands, n_map_members, cost_map and selected
3362 (struct iv_group): ... here. New structure.
3363 (struct iv_common_cand): Use structure declaration directly.
3364 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3365 (MAX_CONSIDERED_USES): Rename macro to ...
3366 (MAX_CONSIDERED_GROUPS): ... here.
3367 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3368 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3369 (dump_uses): Rename to ...
3370 (dump_groups): ... here. Update all uses.
3371 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3372 (find_induction_variables): Refactor format of dump information.
3373 (record_sub_use): Delete.
3374 (record_use): Update all uses.
3375 (record_group): New function.
3376 (record_group_use, find_interesting_uses_op): Call above functions.
3378 (find_interesting_uses_cond): Ditto.
3379 (group_compare_offset): New function.
3380 (split_all_small_groups): Rename to ...
3381 (split_small_address_groups_p): ... here. Update all uses.
3382 (split_address_groups): Update all uses.
3383 (find_interesting_uses): Refactor format of dump information.
3384 (add_candidate_1): Update all uses. Remove redundant check on iv,
3386 (add_candidate, record_common_cand): Remove redundant assert.
3387 (add_iv_candidate_for_biv): Update use.
3388 (add_iv_candidate_derived_from_uses): Update all uses.
3389 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3390 (alloc_use_cost_map): Ditto.
3391 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3392 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3393 (determine_use_iv_cost_generic): Ditto.
3394 (determine_group_iv_cost_generic): Ditto.
3395 (determine_use_iv_cost_address): Ditto.
3396 (determine_group_iv_cost_address): Ditto.
3397 (determine_use_iv_cost_condition): Ditto.
3398 (determine_group_iv_cost_cond): Ditto.
3399 (determine_use_iv_cost): Ditto.
3400 (determine_group_iv_cost): Ditto.
3401 (set_autoinc_for_original_candidates): Update all uses.
3402 (find_iv_candidates): Update all uses. Refactor dump information.
3403 (determine_use_iv_costs): Ditto.
3404 (determine_iv_costs): Ditto.
3405 (iv_ca_cand_for_use): Rename to ...
3406 (iv_ca_cand_for_group): ... here. Update all uses.
3407 (iv_ca_add_use, iv_ca_add_group): Ditto.
3408 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3409 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3410 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3411 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3412 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3413 (create_new_iv, adjust_iv_update_pos): Ditto.
3414 (rewrite_use_address): Delete.
3415 (rewrite_use_address_1): Rename to ...
3416 (rewrite_use_address): ... here.
3417 (rewrite_use_compare): Update all uses.
3418 (rewrite_use): Delete.
3419 (rewrite_uses): Rename to ...
3420 (rewrite_groups): ... here. Update all uses.
3421 (remove_unused_ivs, free_loop_data): Update all uses.
3422 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3424 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3426 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3427 for WORD_REGISTER_OPERATIONS to runtime check.
3429 2016-04-27 Richard Biener <rguenther@suse.de>
3432 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3433 aggregate_value_p to determine if a function result is
3434 returned by reference.
3435 (ipa_pta_execute): Functions having their address taken are
3436 not automatically nonlocal.
3438 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3441 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3442 * fold-const.c (operand_equal_p): If flag_checking and
3443 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3444 and if it returns non-zero, assert iterative_hash_expr on both
3447 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3449 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3451 2016-04-27 Nick Clifton <nickc@redhat.com>
3454 * varasm.c (merge_weak): Generate an error if an attempt is made
3455 to convert a non-weak static function into a weak, public function.
3457 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3459 * params.def (MAX_PARTITION_SIZE): New param.
3460 * doc/invoke.texi: Document lto-max-partition.
3462 2016-04-27 Richard Biener <rguenther@suse.de>
3465 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3466 function cummulating used_from_other_partition, externally_visible
3467 and force_output from aliases.
3468 (refered_from_nonlocal_var): Likewise.
3469 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3470 node flags properly.
3472 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3474 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3475 (-Wmemset-elt-size): New item.
3477 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3480 * stor-layout.h (internal_reference_types): Delete.
3481 * stor-layout.c (reference_types_internal): Likewise.
3482 (internal_reference_types): Likewise.
3483 (layout_type) <REFERENCE_TYPE>: Adjust.
3485 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3488 * tree.h (inchash::add_expr): Add FLAGS argument.
3489 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3490 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3491 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3492 Formatting fix. Adjust recursive calls. For tcc_comparison,
3493 if swap_tree_comparison (code) is smaller than code, hash that
3494 and arguments in the other order. Hash CONVERT_EXPR the same
3495 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3496 of ADDR_EXPR of decl as the decl itself. Add or remove
3497 OEP_ADDRESS_OF from recursive flags as needed. For
3498 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3499 operands commutatively and only the third one normally.
3500 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3502 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3504 * config/rtems.h (LIB_SPEC): Add -latomic.
3506 2016-04-27 Joel Sherrill <joel@rtems.org>
3508 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3509 xilink.ld and flags not relevant to RTEMS.
3511 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3513 * toplev.c (backend_init_target): Avoid calling init_reload when using
3516 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3518 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3519 for loops rather than one for the whole function.
3521 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3523 * match.pd (X + CST CMP X): New transformation.
3525 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3527 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3528 * fold-const.c (fold_binary_loc): Remove 2 transformations
3529 superseded by match.pd.
3530 * match.pd (x+x -> x*2): Generalize to integers.
3532 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3534 * config/i386/i386.md (operation on memory peephole): Duplicate an
3535 existing peephole and adapt it to match lea rather than an operation
3538 PR rtl-optimization/57193
3539 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3541 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3543 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3545 * tree-if-conv.c (any_pred_load_store): New static variable.
3546 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3547 any_pred_load_store instead of and_mask_load_store.
3548 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3549 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3550 (combine_blocks, tree_if_conversion): Ditto.
3552 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3554 PR tree-optimization/70771
3555 PR tree-optimization/70775
3556 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3557 virtual PHI nodes. Delete parameter.
3558 (if_convertible_loop_p_1): Delete argument to above function.
3559 (predicate_all_scalar_phis): Delete code handling single-argument
3561 (tree_if_conversion): Mark and update virtual SSA.
3563 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3566 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3567 (x86_elf_aligned_common): Rename to ...
3568 (x86_elf_aligned_decl_common): ... this.
3569 Add decl arg. Switch to .lbss for largecomm object. Use
3570 LARGECOMM_SECTION_ASM_OP.
3571 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3573 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3574 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3576 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3577 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3579 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3582 * config/i386/i386.c (SECTION_LARGE): Define.
3583 (x86_64_elf_select_section): Set it for large data/bss sections.
3584 Only clear SECTION_WRITE for .lrodata.
3585 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3587 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3588 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3589 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3591 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3592 * doc/tm.texi: Regenerate.
3594 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3597 * configure.ac (--enable-checking): Document extra flag, for
3598 non-release builds default to --enable-checking=yes,extra.
3599 If misc checking and extra checking, define CHECKING_P to 2 instead
3601 * common.opt (fchecking=): Add.
3602 * doc/invoke.texi (-fchecking=): Document.
3603 * doc/install.texi: Document --enable-checking changes.
3604 * configure: Regenerated.
3605 * config.in: Regenerated.
3607 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3609 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3610 attribute instead of which_alternative.
3611 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3612 Use EXT_REX_SSE_REG_P where appropriate.
3614 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/predicates.md (const0_operand): Do not match
3617 const_wide_int code.
3618 (const1_operand): Ditto.
3620 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3623 for SSE constm1 operands and TARGET_AVX512VL.
3624 (*movti_internal): Ditto.
3625 (*mov<mode>_or): Use constm1_operand predicate.
3626 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3627 for SSE vector_all_ones operands and TARGET_AVX512VL.
3628 * config/i386/predicates.md (constm1_operand): New predicate.
3629 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3630 emission of constant -1 load.
3632 2016-04-25 Jason Merrill <jason@redhat.com>
3634 * gdbinit.in: Skip is-a.h.
3636 * attribs.c (register_scoped_attributes): Fix logic.
3637 * attribs.h: Declare register_scoped_attributes.
3639 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3641 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3642 stxvd2x and stxvw4x built-in functions.
3644 2016-04-25 DJ Delorie <dj@redhat.com>
3646 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3647 (ashrhi3): Likewise.
3648 (lshrhi3): Likewise.
3650 2016-04-25 Richard Biener <rguenther@suse.de>
3652 PR tree-optimization/70780
3653 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3655 (compute_antic): Mark blocks with abnormal preds as visited as
3656 they have a final empty antic-in solution already.
3658 2016-04-25 Michael Collison <michael.collison@linaro.org>
3660 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3662 2016-04-25 Michael Collison <michael.collison@linaro.org>
3664 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3665 mode is VQI to improve mixed mode vectorization.
3666 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3667 define_insn to match low half of signed vaddw.
3668 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3669 define_insn to match high half of signed vaddw.
3670 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3671 define_insn to match low half of unsigned vaddw.
3672 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3673 define_insn to match high half of unsigned vaddw.
3674 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3675 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3676 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3678 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3679 * config/arm/predicates.md (vect_par_constant_high): Support
3680 big endian and simplify by calling
3681 arm_simd_check_vect_par_cnst_half
3682 (vect_par_constant_low): Likewise.
3684 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3687 predicate for operand 2.
3689 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3690 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3693 machine_mode argument.
3694 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3695 constm1_rtx operands. For VOIDmode constants, get mode from
3696 pred_mode. Check mode size if the mode is supported by ABI.
3697 (standard_sse_constant_opcode): Do not use standard_constant_p.
3698 Strictly check ABI support for all-ones operands.
3699 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3700 immediates. Update calls to standard_sse_constant_p.
3701 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3702 (ix86_rtx_costs): Ditto.
3703 * config/i386/i386.md (*movxi_internal_avx512f): Use
3704 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3705 Use (v,BC) alternative instead of (v,C). Use register_operand
3706 checks instead of MEM_P.
3707 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3708 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3709 isa attribute. Use register_operand checks instead of MEM_P.
3710 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3711 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3712 alternative and corresponding sse2 isa attribute.
3713 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3714 to standard_sse_constant_p.
3715 (FP constant splitters): Ditto.
3716 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3718 * config/i386/predicates.md (constm1_operand): Remove.
3719 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3720 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3721 vector_all_ones_operand instead of constm1_operand.
3723 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3725 * print-rtl.c (print_rtx_insn_vec): New function.
3726 * print-rtl.h: New prototype.
3727 * store-motion.c (struct st_expr): Make avail_stores a vector.
3728 (st_expr_entry): Adjust.
3729 (free_st_expr_entry): Likewise.
3730 (print_store_motion_mems): Likewise.
3731 (find_moveable_store): Likewise.
3732 (compute_store_table): Likewise.
3733 (delete_store): Likewise.
3734 (build_store_vectors): Likewise.
3736 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3738 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3740 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3742 * vec.h (vec_safe_contains): New function.
3743 (vec::contains): Likewise.
3744 (vec::begin): Likewise.
3745 (vec::end): Likewise.
3747 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3750 * cfgexpand.c (expand_stack_vars): Fix typo.
3752 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3754 * system.h (list, map, set, vector): Include conditionally.
3755 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3756 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3757 * ipa-icf.c (INCLUDE_LIST): Define.
3758 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3759 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3760 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3761 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3762 * cp/logic.cc (INCLUDE_LIST): Define.
3763 * fortran/trans-common.c (INCLUDE_MAP): Define.
3765 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3767 * auto-profile.c: Remove <string.h> include.
3768 * ipa-icf-gimple.c: Remove <list> include.
3769 * diagnostic.c: Remove <new> include.
3770 * genmatch.c: Likewise.
3771 * pretty-print.c: Likewise.
3772 * toplev.c: Likewise
3773 * c/c-objc-common.c: Likewise.
3774 * cp/error.c: Likewise.
3775 * fortran/error.c: Likewise.
3777 2016-04-22 Richard Biener <rguenther@suse.de>
3779 * lto-streamer-in.c (input_ssa_names): Do not allocate
3780 GIMPLE_NOP for all SSA names.
3781 * lto-streamer-out.c (output_ssa_names): Do not output
3782 SSA names that should have been released.
3784 2016-04-22 Richard Biener <rguenther@suse.de>
3786 PR tree-optimization/70740
3787 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3790 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3793 * config/i386/predicates.md (call_insn_operand): Replace
3794 sibcall_memory_operand with memory_operand.
3796 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3798 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3799 has_single_use() tests.
3800 (register_edge_assert_for_1): Likewise.
3801 (find_assert_locations_1): Check the liveness bitmap instead of
3802 checking has_single_use().
3804 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3807 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3808 Extract AVX-512BW constraint from AVX.
3810 2016-04-21 Richard Biener <rguenther@suse.de>
3812 PR tree-optimization/70725
3813 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3814 for phi_convertible_by_degenerating_args.
3815 (predicate_all_scalar_phis): Handle single-argument PHIs.
3817 2016-04-21 Richard Biener <rguenther@suse.de>
3820 * fold-const.c (fold_comparison): Return properly typed
3823 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3825 PR tree-optimization/70715
3826 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3827 after expanding BASE using expand_simple_operations.
3829 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3831 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3832 New transformations.
3834 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3836 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3838 2016-04-20 Jan Hubicka <jh@suse.cz>
3840 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3841 ultiimate_alias_target.
3842 (update_callee_keys): Likewise.
3843 (lookup_recursive_calls): Likewise.
3844 (speculation_useful_p): Likewise.
3846 2016-04-20 Jan Hubicka <jh@suse.cz>
3849 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3850 (set_nothrow_flag_1): ... this; handle interposition correctly;
3851 recurse on aliases and thunks.
3852 (cgraph_node::set_nothrow_flag): New.
3853 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3854 functions compiled with non-call exceptions that binds to current
3856 (propagate_nothrow): Be safe WRT interposition.
3857 * cgraph.h (set_nothrow_flag): Update prototype.
3859 2016-04-18 Jan Hubicka <jh@suse.cz>
3861 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3862 max_loop_iterations_int.
3863 (tree_unswitch_outer_loop): Likewise.
3865 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3867 PR tree-optimization/69489
3868 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3869 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3870 Revise dump message.
3871 (if_convertible_bb_p): Remove check on edge count of basic block's
3874 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3876 PR tree-optimization/56625
3877 PR tree-optimization/69489
3878 * tree-data-ref.h (DR_INNERMOST): New macro.
3879 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3880 hashing struct innermost_loop_behavior.
3881 (ref_DR_map): Remove.
3882 (innermost_DR_map): New map.
3883 (baseref_DR_map): Revise comment.
3884 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3885 to innermost_DR_map accroding to its innermost loop behavior.
3886 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3887 to its innermost loop behavior.
3888 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3889 Add initialization for innermost_DR_map. Record memory reference
3890 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3891 have innermost loop behavior.
3892 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3895 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3897 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3898 *lea_general_1. Use explicit SWI12 mode interator.
3899 (*lea<mode>_general_2): Rename from *lea_general_2.
3900 Use explicit SWI12 mode interator.
3901 (*lea<mode>_general_3): Rename from *lea_general_3.
3902 Use explicit SWI12 mode interator.
3903 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3904 Use explicit SWI12 mode interator.
3905 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3906 Use explicit SWI48 mode interator.
3908 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3910 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3911 Short-cut unaligned load and store cases. Handle all integer
3913 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3914 and store cases. Call ix86_avx256_split_vector_move_misalign
3915 directly without checking mode class.
3917 2016-04-20 Andrew Pinski <apinski@cavium.com>
3918 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3921 * config/aarch64/aarch64.md (sibcall): Force call
3922 address to be DImode for ILP32.
3923 (sibcall_value): Likewise.
3925 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3927 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3929 2016-04-20 Richard Biener <rguenther@suse.de>
3931 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3932 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3933 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3934 (maybe_push_res_to_seq): Adjust.
3935 * gimple-fold.c (maybe_build_generic_op): Likewise.
3937 2016-04-20 Marek Polacek <polacek@redhat.com>
3939 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3942 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3944 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3945 use kmovw to support AVX512F target.
3947 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3949 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3951 2016-04-20 Marek Polacek <polacek@redhat.com>
3953 PR tree-optimization/70725
3954 * tree-if-conv.c (is_false_predicate): New function.
3955 (predicate_mem_writes): Use it.
3957 2016-04-20 Richard Biener <rguenther@suse.de>
3959 PR tree-optimization/70726
3960 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3961 shift amounts from a pattern stmt operand.
3963 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3966 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3967 stack_restore_from_fpr pattern when restoring r15.
3968 (s390_optimize_prologue): Strip away the memory barrier in the
3969 parallel when trying to get rid of restore insns.
3970 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3971 definition for loading the stack pointer from an FPR. Compared to
3972 the normal move insn this pattern includes a full memory barrier.
3974 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3977 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3978 implicitly linear or lastprivate iterator on the outer context.
3980 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3982 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3984 * config/i386/i386.md (ssememalign): Removed.
3985 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3987 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3990 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3991 const short * to __builtin_ia32_loaddquhi512_mask.
3992 (_mm512_maskz_loadu_epi16): Likewise.
3993 (_mm512_mask_storeu_epi16): Pass short * to
3994 __builtin_ia32_storedquhi512_mask.
3995 (_mm512_mask_loadu_epi8): Pass const char * to
3996 __builtin_ia32_loaddquqi512_mask.
3997 (_mm512_maskz_loadu_epi8): Likewise.
3998 (_mm512_mask_storeu_epi8): Pass char * to
3999 __builtin_ia32_storedquqi512_mask.
4000 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4001 const double * to __builtin_ia32_loadupd512_mask.
4002 (_mm512_mask_loadu_pd): Likewise.
4003 (_mm512_maskz_loadu_pd): Likewise.
4004 (_mm512_storeu_pd): Pass double * to
4005 __builtin_ia32_storeupd512_mask.
4006 (_mm512_mask_storeu_pd): Likewise.
4007 (_mm512_loadu_ps): Pass const float * to
4008 __builtin_ia32_loadups512_mask.
4009 (_mm512_mask_loadu_ps): Likewise.
4010 (_mm512_maskz_loadu_ps): Likewise.
4011 (_mm512_storeu_ps): Pass float * to
4012 __builtin_ia32_storeups512_mask.
4013 (_mm512_mask_storeu_ps): Likewise.
4014 (_mm512_mask_loadu_epi64): Pass const long long * to
4015 __builtin_ia32_loaddqudi512_mask.
4016 (_mm512_maskz_loadu_epi64): Likewise.
4017 (_mm512_mask_storeu_epi64): Pass long long *
4018 to __builtin_ia32_storedqudi512_mask.
4019 (_mm512_loadu_si512): Pass const int * to
4020 __builtin_ia32_loaddqusi512_mask.
4021 (_mm512_mask_loadu_epi32): Likewise.
4022 (_mm512_maskz_loadu_epi32): Likewise.
4023 (_mm512_storeu_si512): Pass int * to
4024 __builtin_ia32_storedqusi512_mask.
4025 (_mm512_mask_storeu_epi32): Likewise.
4026 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4027 char * to __builtin_ia32_storedquqi256_mask.
4028 (_mm_mask_storeu_epi8): Likewise.
4029 (_mm256_mask_loadu_epi16): Pass const short * to
4030 __builtin_ia32_loaddquhi256_mask.
4031 (_mm256_maskz_loadu_epi16): Likewise.
4032 (_mm_mask_loadu_epi16): Pass const short * to
4033 __builtin_ia32_loaddquhi128_mask.
4034 (_mm_maskz_loadu_epi16): Likewise.
4035 (_mm256_mask_loadu_epi8): Pass const char * to
4036 __builtin_ia32_loaddquqi256_mask.
4037 (_mm256_maskz_loadu_epi8): Likewise.
4038 (_mm_mask_loadu_epi8): Pass const char * to
4039 __builtin_ia32_loaddquqi128_mask.
4040 (_mm_maskz_loadu_epi8): Likewise.
4041 (_mm256_mask_storeu_epi16): Pass short * to.
4042 __builtin_ia32_storedquhi256_mask.
4043 (_mm_mask_storeu_epi16): Pass short * to.
4044 __builtin_ia32_storedquhi128_mask.
4045 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4046 const double * to __builtin_ia32_loadupd256_mask.
4047 (_mm256_maskz_loadu_pd): Likewise.
4048 (_mm_mask_loadu_pd): Pass onst double * to
4049 __builtin_ia32_loadupd128_mask.
4050 (_mm_maskz_loadu_pd): Likewise.
4051 (_mm256_mask_storeu_pd): Pass double * to
4052 __builtin_ia32_storeupd256_mask.
4053 (_mm_mask_storeu_pd): Pass double * to
4054 __builtin_ia32_storeupd128_mask.
4055 (_mm256_mask_loadu_ps): Pass const float * to
4056 __builtin_ia32_loadups256_mask.
4057 (_mm256_maskz_loadu_ps): Likewise.
4058 (_mm_mask_loadu_ps): Pass const float * to
4059 __builtin_ia32_loadups128_mask.
4060 (_mm_maskz_loadu_ps): Likewise.
4061 (_mm256_mask_storeu_ps): Pass float * to
4062 __builtin_ia32_storeups256_mask.
4063 (_mm_mask_storeu_ps): ass float * to
4064 __builtin_ia32_storeups128_mask.
4065 (_mm256_mask_loadu_epi64): Pass const long long * to
4066 __builtin_ia32_loaddqudi256_mask.
4067 (_mm256_maskz_loadu_epi64): Likewise.
4068 (_mm_mask_loadu_epi64): Pass const long long * to
4069 __builtin_ia32_loaddqudi128_mask.
4070 (_mm_maskz_loadu_epi64): Likewise.
4071 (_mm256_mask_storeu_epi64): Pass long long * to
4072 __builtin_ia32_storedqudi256_mask.
4073 (_mm_mask_storeu_epi64): Pass long long * to
4074 __builtin_ia32_storedqudi128_mask.
4075 (_mm256_mask_loadu_epi32): Pass const int * to
4076 __builtin_ia32_loaddqusi256_mask.
4077 (_mm256_maskz_loadu_epi32): Likewise.
4078 (_mm_mask_loadu_epi32): Pass const int * to
4079 __builtin_ia32_loaddqusi128_mask.
4080 (_mm_maskz_loadu_epi32): Likewise.
4081 (_mm256_mask_storeu_epi32): Pass int * to
4082 __builtin_ia32_storedqusi256_mask.
4083 (_mm_mask_storeu_epi32): Pass int * to
4084 __builtin_ia32_storedqusi128_mask.
4085 * config/i386/i386-builtin-types.def (PCSHORT): New.
4087 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4088 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4089 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4090 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4091 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4092 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4093 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4094 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4095 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4096 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4097 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4098 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4099 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4100 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4101 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4102 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4103 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4104 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4105 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4106 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4107 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4108 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4109 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4110 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4111 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4112 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4113 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4114 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4115 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4116 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4117 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4118 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4119 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4120 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4121 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4122 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4123 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4124 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4125 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4126 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4127 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4128 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4129 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4130 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4131 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4132 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4133 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4134 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4135 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4137 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4138 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4140 (ix86_expand_vector_move_misalign): Likewise.
4141 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4142 to scalar function prototype for unaligned load/store builtins.
4143 (ix86_expand_special_args_builtin): Updated.
4144 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4145 (UNSPEC_STOREU): Likewise.
4146 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4147 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4148 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4149 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4150 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4151 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4152 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4153 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4154 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4155 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4156 (<avx512>_storedqu<mode>_mask): Likewise.
4157 (*sse4_2_pcmpestr_unaligned): Likewise.
4158 (*sse4_2_pcmpistr_unaligned): Likewise.
4159 (*mov<mode>_internal): Renamed to ...
4160 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4161 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4162 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4163 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4165 2016-04-19 Richard Biener <rguenther@suse.de>
4167 PR tree-optimization/70171
4168 * tree-ssa-phiprop.c: Include stor-layout.h.
4169 (phiprop_insert_phi): Handle the aggregate copy case.
4170 (propagate_with_phi): Likewise.
4172 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4174 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4175 instead of simplify_gen_subreg (... , 0).
4176 (ix86_delegitimize_address): Ditto.
4177 (ix86_split_divmod): Ditto.
4178 (ix86_split_copysign_const): Ditto.
4179 (ix86_split_copysign_var): Ditto.
4180 (ix86_expand_args_builtin): Ditto.
4181 (ix86_expand_round_builtin): Ditto.
4182 (ix86_expand_special_args_builtin): Ditto.
4183 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4184 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4185 (udivmodqi4): Ditto.
4186 (absneg splitters): Ditto.
4187 (*jcc_bt<mode>_1): Ditto.
4189 2016-04-19 Richard Biener <rguenther@suse.de>
4191 PR tree-optimization/70724
4192 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4193 restoring out from ...
4194 (free_scc_vn): ... here.
4195 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4196 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4198 (pass_fre::execute): Restore SSA info.
4200 2016-04-19 Richard Biener <rguenther@suse.de>
4202 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4203 * gimple-walk.c (walk_gimple_op): Initialize it.
4204 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4205 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4206 remapping SSA names of defs.
4207 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4210 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4213 * lra-constraints.c (equiv_substition_p): New.
4214 (process_alt_operands): Use it.
4215 (swap_operands): Swap it.
4216 (curr_insn_transform): Update it.
4218 2016-04-18 Michael Matz <matz@suse.de>
4220 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4221 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4222 * tree-core.h (tree_type_common.align): Use bit-field.
4223 (tree_type_common.spare): New.
4224 (tree_decl_common.off_align): Make smaller.
4225 (tree_decl_common.align): Use bit-field.
4227 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4228 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4229 (scan_sharing_clauses): Ditto.
4230 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4231 (omp_finish_file): Ditto.
4232 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4233 (layout_decl): Ditto.
4234 (relayout_decl): Ditto.
4235 (finalize_record_size): Use SET_TYPE_ALIGN.
4236 (finalize_type_size): Ditto.
4237 (finish_builtin_struct): Ditto.
4238 (layout_type): Ditto.
4239 (initialize_sizetypes): Ditto.
4240 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4241 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4242 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4243 (get_chain_field): Ditto.
4244 (get_trampoline_type): Ditto.
4245 (get_nl_goto_field): Ditto.
4246 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4248 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4249 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4250 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4251 (build_qualified_type): Use SET_TYPE_ALIGN.
4252 (build_aligned_type, build_range_type_1): Ditto.
4253 (build_atomic_base): Ditto.
4254 (build_common_tree_nodes): Ditto.
4255 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4256 (expand_one_stack_var_at): Ditto.
4257 * coverage.c (build_var): Use SET_DECL_ALIGN.
4258 * except.c (init_eh): Ditto.
4259 * function.c (assign_parm_setup_block): Ditto.
4260 * symtab.c (increase_alignment_1): Ditto.
4261 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4262 * tree-vect-stmts.c (ensure_base_align): Ditto.
4263 * varasm.c (align_variable): Ditto.
4264 (assemble_variable): Ditto.
4265 (build_constant_desc): Ditto.
4266 (output_constant_def_contents): Ditto.
4268 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4269 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4270 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4271 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4272 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4274 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4278 replace %vmovsd with "%vmovq".
4279 (vec_concatv2df): Likewise.
4281 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4283 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4284 (*vec_extractv2si_0): Ditto.
4285 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4286 (zero_extended_scalar_load_operand splitters): Ditto.
4287 (vec_extract splitters): Ditto.
4288 (*vec_extractv4si_0_zext): Ditto.
4289 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4291 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4292 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4293 (*sse4_1_extractps): Use lowpart_subreg.
4294 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4296 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4298 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4300 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4301 Mention Solaris 11 packaging changes.
4302 Update gas and gld requirements.
4303 Remove reference to pre-Solaris 10 bug.
4304 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4306 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4309 2016-04-17 Jan Hubicka <jh@suse.cz>
4311 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4312 max_loop_iterations_int.
4314 2016-04-18 Richard Biener <rguenther@suse.de>
4316 PR tree-optimization/43434
4317 * tree-ssa-structalias.c (struct vls_data): New.
4318 (visit_loadstore): Handle all pointer-based accesses.
4319 (compute_dependence_clique): Compute a bitmap of restrict tags
4320 assigned bases and pass it to visit_loadstore.
4322 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4325 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4326 armv8.1-a and armv8.1-a+crc.
4328 2016-04-18 Richard Biener <rguenther@suse.de>
4330 PR tree-optimization/70701
4331 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4332 references after translating through a memcpy.
4334 2016-04-18 Richard Biener <rguenther@suse.de>
4336 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4337 (compute_antic): ... here. For partial antic use regular
4338 postorder and scrap iteration.
4339 (compute_partial_antic_aux): Remove unused return value.
4340 (init_pre): Do not allocate postorder.
4341 (fini_pre): Do not free postorder.
4343 2016-04-18 Richard Biener <rguenther@suse.de>
4346 * expmed.c (extract_bit_field_1): Remove broken case
4347 using a wider MODE_INT mode.
4349 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4351 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4352 unless compiling with at least GCC-4.8.
4354 2016-04-17 Jan Hubicka <jh@suse.cz>
4357 * graphite.c (graphite_finalize): Update call to
4358 tree_estimate_probability.
4359 * predict.h (tree_estimate_probability): Update prototype.
4361 2016-04-17 Jan Hubicka <jh@suse.cz>
4363 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4364 (tree_estimate_probability): Likewise.
4365 (pass_profile::execute): Update.
4366 (report_predictor_hitrates): New function.
4367 * profile.c (compute_branch_probabilities): Use it.
4368 * predict.h (report_predictor_hitrates): Declare.
4370 2016-04-17 Jan Hubicka <jh@suse.cz>
4373 * cgraph.h (cgraph_node::set_const_flag,
4374 cgraph_node::set_pure_flag): Update prototype to return bool;
4376 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4377 of interposable symbol are interposable, too.
4378 (cgraph_set_const_flag_1): Rename to ...
4379 (set_const_flag_1): ... this one; change to self recursive function
4380 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4381 clearnig the flag in all variants and also virtual thunks of const
4382 functions are pure; track if any change was done.
4383 (cgraph_node::set_const_flag): Update.
4384 (struct set_pure_flag_info): New struct.
4385 (cgraph_set_pure_flag_1): Rename to ...
4386 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4387 rather than pointer encoded flags; track if any changes was done;
4388 handle correctly clearning flag and setting flag of aliases already
4390 (cgraph_node::set_pure_flag): Update.
4391 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4393 2016-04-17 Tom de Vries <tom@codesourcery.com>
4396 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4399 2016-04-17 Tom de Vries <tom@codesourcery.com>
4401 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4402 '{}<> ' as escape-for-record.
4404 2016-04-17 Tom de Vries <tom@codesourcery.com>
4406 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4409 2016-04-17 Tom de Vries <tom@codesourcery.com>
4412 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4413 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4414 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4415 * passes.c (finish_optimization_passes): Only call
4416 finish_graph_dump_file if dfi->graph_dump_initialized.
4417 (execute_function_dump, pass_init_dump_file): Use
4418 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4420 2016-04-17 Tom de Vries <tom@codesourcery.com>
4422 PR tree-optimization/70256
4423 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4424 (debug_varmap): New function.
4426 2016-04-17 Tom de Vries <tom@codesourcery.com>
4429 * passes.c (pass_manager::register_pass): Propagate pflags.
4431 2016-04-17 Tom de Vries <tom@codesourcery.com>
4434 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4435 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4436 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4437 check if it's equal to p_start.
4438 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4440 2016-04-15 Jan Hubicka <jh@suse.cz>
4443 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4444 function does not bind to current def.
4445 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4446 handle conservatively calls to functions that does not need to bind
4448 (check_call): Update call of worse_state.
4449 (ignore_edge_for_nothrow): Update.
4450 (ignore_edge_for_pure_const): Likewise.
4451 (propagate_pure_const): Update calls to worse_state.
4452 (skip_function_for_local_pure_const): Reformat comments.
4454 2016-04-15 Jan Hubicka <jh@suse.cz>
4457 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4458 (cgraph_node::function_symbol): Likewise.
4459 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4460 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4461 (symtab_node::ultimate_alias_target): Add REF parameter.
4462 (symtab_node::binds_to_current_def_p): Declare.
4463 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4464 (cgraph_node::function_symbol): Likewise.
4465 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4466 (cgraph_node::get_availability): Likewise.
4467 (cgraph_edge::binds_to_current_def_p): New inline function.
4468 (varpool_node::get_availability): Add REF parameter.
4469 (varpool_node::ultimate_alias_target): Likewise.
4470 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4471 (symtab_node::binds_to_current_def_p): Likewise.
4472 * varpool.c (varpool_node::get_availability): Likewise.
4474 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4477 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4478 Fix mode size check.
4480 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4482 * BASE-VER: Set to 7.0.0.
4484 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4486 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4488 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4490 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4491 architecture revisions.
4493 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4495 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4496 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4497 * config/i386/i386.md (stack decrement to push peepholes): Guard
4498 with !x86_using_red_zone ().
4500 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4503 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4504 to dump_generic_node.
4505 (NIY): Pass also flags to do_niy.
4507 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4509 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4510 (simd_clone_vector_of_formal_parm_types)
4511 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4512 (simd_clone_mangle, simd_clone_create)
4513 (simd_clone_adjust_return_type, create_tmp_simd_array)
4514 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4515 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4516 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4517 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4518 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4519 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4520 * omp-simd-clone.c: ... this new file.
4521 (simd_clone_vector_of_formal_parm_types): Make it static.
4522 * Makefile.in (OBJS): Add omp-simd-clone.o.
4524 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4527 * config/i386/sse.md: Use proper memory operand modifiers.
4530 2016-04-15 Richard Biener <rguenther@suse.de>
4531 Alan Modra <amodra@gmail.com>
4533 PR tree-optimization/70130
4534 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4535 when alignment stays not the same and no not use the realign
4538 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4541 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4542 direct move handlers for KFmode. Change TFmode handlers test from
4543 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4545 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4548 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4549 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4550 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4551 * tree-ssa-live.c (remove_unused_scope_block_p): When
4552 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4553 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4554 block_ultimate_origin is FUNCTION_DECL.
4555 (remove_unused_locals): If current_function_decl is
4556 polymorphic_ctor_dtor_p, pass initial true to
4557 remove_unused_scope_block_p' is_ctor_dtor_block.
4559 2016-04-14 Martin Sebor <msebor@redhat.com>
4564 * doc/extend.texi (Variable Length): Revert.
4566 2016-04-14 Marek Polacek <polacek@redhat.com>
4567 Jan Hubicka <hubicka@ucw.cz>
4570 * tree.c (verify_type): Disable the canonical type of main variant
4573 2016-04-14 Jason Merrill <jason@redhat.com>
4575 * cfgexpand.c, expr.c: Revert previous change.
4577 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4580 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4581 when building a mem ref for the incoming reduction variable.
4583 2016-04-14 Richard Biener <rguenther@suse.de>
4585 PR tree-optimization/70614
4586 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4587 loop if the evolution dropped to chrec_dont_know.
4588 (interpret_condition_phi): Likewise.
4590 2016-04-14 Richard Biener <rguenther@suse.de>
4592 PR tree-optimization/70623
4593 * tree-ssa-pre.c (changed_blocks): Make global ...
4594 (compute_antic): ... local here. Move and fix worklist
4595 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4596 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4597 worklist handling, dump when ANTIC_IN changed.
4598 (compute_partial_antic_aux): Remove worklist handling.
4599 (init_pre): Do not compute post dominators. Add a comment about
4600 the CFG order chosen.
4601 (fini_pre): Do not free post dominators.
4603 2016-04-13 Martin Sebor <msebor@redhat.com>
4608 * doc/extend.texi (Variable Length): Document C++ specifics.
4610 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4613 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4614 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4615 eh edges have been purged.
4618 * tree-sra.c (create_access_replacement,
4619 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4621 * tree-pretty-print.c (dump_fancy_name): New function.
4622 (dump_decl_name, dump_generic_node): Use it.
4624 2016-04-13 Jason Merrill <jason@redhat.com>
4626 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4627 * expr.c (expand_expr_real_1): Likewise.
4629 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4631 * config/i386/i386.md (kunpckhi): Swap operands.
4632 (kunpcksi): Likewise.
4633 (kunpckdi): Likewise.
4634 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4635 (vec_pack_trunc_<mode>): Likewise.
4637 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4640 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4643 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4644 gimplification turns some element into non-constant.
4647 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4648 * explow.c (convert_memory_address_addr_space_1): No longer static,
4649 add NO_EMIT argument and don't call convert_modes if true, pass
4650 it down recursively, remove break after return.
4651 (convert_memory_address_addr_space): Adjust caller.
4652 * simplify-rtx.c (simplify_unary_operation_1): Call
4653 convert_memory_address_addr_space_1 instead of convert_memory_address,
4654 if it returns NULL, don't simplify.
4656 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4659 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4661 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4663 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4664 Bump the upper SIMDLEN limits, so that if the return type or
4665 characteristic type if the return type is void can be passed in
4666 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4669 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4672 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4673 Do not use "=" constraint on an input constraint.
4674 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4675 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4676 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4677 generates (neg (abs ...)) instead of (abs ...).
4679 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4681 PR rtl-optimization/70596
4682 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4683 just invalidate LRA data and reset them. Adjust dump wording.
4685 2016-04-12 Martin Liska <mliska@suse.cz>
4688 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4690 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4692 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4693 max_loop_iterations_int.
4694 (tree_unswitch_outer_loop): Likewise.
4695 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4696 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4698 2016-04-12 Tom de Vries <tom@codesourcery.com>
4700 PR tree-optimization/68756
4701 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4702 instead of new_name.
4704 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4706 PR tree-optimization/70602
4707 * tree-sra.c (generate_subtree_copies): Don't write anything into
4708 constant pool decls.
4710 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4711 regardless whether there are depend clauses or not.
4713 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4716 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4717 target attribute and pragma from changing the -mfloat128
4718 and -mfloat128-hardware options.
4720 * doc/extend.texi (Additional Floating Types): Document PowerPC
4721 __float128 restrictions.
4723 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4726 * config/aarch64/driver-aarch64.c
4727 (aarch64_get_extension_string_for_isa_flags): New.
4728 (arch_extension): Rename to...
4729 (aarch64_arch_extension): ...This.
4730 (ext_to_feat_string): Rename to...
4731 (aarch64_extensions): ...This.
4732 (aarch64_core_data): Keep track of architecture extension flags.
4733 (cpu_data): Rename to...
4734 (aarch64_cpu_data): ...This.
4735 (aarch64_arch_driver_info): Keep track of architecture extension
4737 (get_arch_name_from_id): Rename to...
4738 (get_arch_from_id): ...This, change return type.
4739 (host_detect_local_cpu): Update and reformat for renames, handle
4740 extensions through common infrastructure.
4742 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4745 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4746 track of a canonical flag name.
4747 (all_extensions): Likewise.
4748 (arch_to_arch_name): Also track extension flags enabled by the arch.
4749 (all_architectures): Likewise.
4750 (aarch64_parse_extension): Move to here.
4751 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4753 (aarch64_rewrite_selected_cpu): Update for above change.
4754 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4755 are handled, such that the single explicit value enabled by an
4756 extension is kept seperate from the implicit values it also enables.
4757 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4759 (aarch64_parse_extension): New.
4760 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4761 here to config/aarch64/aarch64-protos.h.
4762 (aarch64_parse_extension): Move from here to
4763 common/config/aarch64/aarch64-common.c.
4764 (aarch64_option_print): Update.
4765 (aarch64_declare_function_name): Likewise.
4766 (aarch64_start_file): Likewise.
4767 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4768 the canonical flag for extensions.
4769 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4772 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4774 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4777 2016-04-09 Tom de Vries <tom@codesourcery.com>
4779 PR tree-optimization/68953
4780 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4781 first to last subscript.
4783 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4785 PR tree-optimization/70586
4786 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4789 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4793 PR tree-optimization/70373
4797 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4798 clauses for acc parallel reductions as necessary. Error on those
4800 * omp-low.c (scan_sharing_clauses): Don't install variables which
4801 are used in acc parallel reductions.
4802 (lower_rec_input_clauses): Remove dead code.
4803 (lower_oacc_reductions): Add support for reference reductions.
4804 (lower_reduction_clauses): Remove dead code.
4805 (lower_omp_target): Don't remap variables appearing in acc parallel
4807 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4809 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4812 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4813 with multiple SSA_NAME defs, force the outputs other than first
4814 to be live before calling live_track_process_def on each output.
4816 PR rtl-optimization/70574
4817 * fwprop.c (forward_propagate_and_simplify): Don't add
4818 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4819 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4820 paradoxical subregs within *loc.
4822 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4824 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4825 -ftree-parallelize-loops={0,1}.
4826 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4827 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4828 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4829 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4830 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4832 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4835 * asan.c (instrument_derefs): If we get unknown location, extract it
4837 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4839 2016-04-08 Tom de Vries <tom@codesourcery.com>
4841 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4842 implicit firstprivate clause.
4844 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4847 * config/arm/thumb2.md (tst + branch-> lsls + branch
4848 peephole below *orsi_not_shiftsi_si): Require that condition
4849 register is dead after the peephole.
4850 (second peephole after the above): Likewise.
4852 2016-04-08 Alan Modra <amodra@gmail.com>
4855 * builtins.c (fold_builtin_classify): For IBM extended precision,
4856 look at just the high-order double to test for NaN.
4857 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4858 test just the high double for Inf but both doubles for subnormal
4861 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4863 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4864 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4865 node->simdclone->mask_mode != VOIDmode masks.
4866 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4867 earlier, use it instead of node->simdclone.
4868 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4869 Set clonei->mask_mode.
4871 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4874 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4875 Pass it through to cp_parser_already_scoped_statement.
4876 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4877 it through to cp_parser_statement.
4878 (cp_parser_statement): Pass IF_P through to
4879 cp_parser_iteration_statement.
4880 (cp_parser_pragma): Adjust call to
4881 cp_parser_iteration_statement.
4883 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4886 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4887 resolve a future -Wparentheses warning.
4888 * omp-low.c (scan_sharing_clauses): Likewise.
4889 * tree-parloops.c (eliminate_local_variables): Likewise.
4891 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4893 PR rtl-optimization/70398
4894 * lra-constraints.c (process_address_1): Check zero scale and code
4895 for reloading with zero scale.
4897 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4899 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4900 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4902 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4904 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4905 Add support for AVX512F clones, include them by default for
4906 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4907 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4911 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4912 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4913 firstprivate clauses.
4914 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4915 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4916 (lower_omp_target): Set TREE_NO_WARNING for
4917 non-addressable possibly uninitialized vars which are copied into
4918 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4920 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4922 * config/pa/predicates.md (integer_store_memory_operand): Accept
4923 REG+D operands with a large offset when reload_in_progress is true.
4924 (floating_point_store_memory_operand): Likewise.
4926 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4929 * match.pd (nested int casts): Limit to GIMPLE.
4931 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4934 * ipa-devirt.c (maybe_record_node): Fix comment; use
4935 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4937 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4939 PR rtl-optimization/70542
4940 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4941 if there are any uses other than insn or debug insns.
4943 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4944 Jakub Jelinek <jakub@redhat.com>
4946 PR tree-optimization/70509
4947 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4948 Shift HOST_WIDE_INT_1U instead of 1.
4950 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4952 PR tree-optimization/70509
4953 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4954 of the vector base type for index.
4956 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4959 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4961 2016-04-05 Richard Biener <rguenther@suse.de>
4963 PR tree-optimization/70526
4964 * tree-sra.c (build_ref_for_offset): Use prev_base to
4965 extract the alias pointer type.
4967 2016-04-05 Richard Biener <rguenther@suse.de>
4969 * dse.c (struct store_info): Remove alias_set member.
4970 (struct read_info_type): Likewise.
4971 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4972 spill_deleted, clear_alias_set_lookup): Remove.
4973 (get_group_info): Remove dead base == NULL_RTX case.
4974 (dse_step0): Remove initialization of removed variables.
4975 (delete_dead_store_insn): Reomve alias set dumping.
4976 (free_read_records): Remove alias_set handling.
4977 (canon_address): Remove alias_set_out parameter.
4978 (record_store): Remove spill_alias_set, it's always zero.
4979 (check_mem_read_rtx): Likewise.
4980 (dse_step2): Rename from ...
4981 (dse_step2_nospill): ... this. Adjust.
4982 (scan_stores): Rename from ...
4983 (scan_stores_nospill): ... this.
4984 (scan_reads): Rename from ...
4985 (scan_reads_nospill): ... this.
4986 (scan_stores_spill, scan_reads_spill): Remove.
4987 (dse_step3_scan): Remove for_spills argument which is always false.
4988 (dse_step3): Likewise.
4989 (dse_step5): Rename from ...
4990 (dse_step5_nospill): ... this. Remove alias_set handling.
4991 (rest_of_handle_dse): Adjust.
4993 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4996 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4997 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4998 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4999 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5001 2016-04-05 Richard Biener <rguenther@suse.de>
5004 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5005 non-register type temporaries into SSA.
5007 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5010 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5011 calls when sanitizing.
5012 (possible_polymorphic_call_target_p): Fix formatting.
5014 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5015 Jakub Jelinek <jakub@redhat.com>
5018 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5019 to ensure a call statement is compatible with a built-in's
5021 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5024 2016-04-04 Richard Biener <rguenther@suse.de>
5026 PR rtl-optimization/70484
5027 * rtl.h (canon_output_dependence): Declare.
5028 * alias.c (canon_output_dependence): New function.
5029 * dse.c (record_store): Use canon_output_dependence rather
5030 than canon_true_dependence.
5032 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5035 * cgraph.h (symtab_node::copy_visibility_from): New function.
5036 * symtab.c (symtab_node::copy_visibility_from): New function.
5037 * ipa-visibility.c (optimize_weakref): New function.
5038 (function_and_variable_visibility): Use it.
5040 2016-04-04 Martin Liska <mliska@suse.cz>
5043 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5044 value that is really in range handled by SBR instruction.
5045 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5046 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5047 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5049 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5053 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5054 set, but not for SP_REG operands.
5056 2016-04-02 Martin Sebor <msebor@redhat.com>
5059 * fold-const.c (maybe_nonzero_address): New function.
5060 (fold_comparison): Call it. Fold equality and relational
5061 expressions involving null pointers.
5062 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5064 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5066 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5067 the "Y" constraint (scalar FP 0.0 immediate).
5069 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5070 Add the "const_double" to the list of operand constraints.
5072 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5074 PR rtl-optimization/70467
5075 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5076 If low word of the last operand is 0, just emit addition/subtraction
5079 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5082 * config/s390/s390.c (s390_expand_insv): Check for everything
5083 constant instead of just VOIDmode stuff.
5085 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5088 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5090 2016-04-01 Nathan Sidwell <nathan@acm.org>
5092 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5094 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5096 PR rtl-optimization/70461
5097 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5100 2016-03-31 Martin Liska <mliska@suse.cz>
5103 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5104 a tree value or an immediate integer value to a buffer
5105 that is eventually copied to a BRIG section.
5106 (emit_immediate_operand): Call the function here.
5107 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5108 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5109 of class' fields that are removed.
5110 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5111 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5112 m_brig_repr_size fields.
5114 2016-03-31 Martin Liska <mliska@suse.cz>
5117 * hsa-gen.c (hsa_function_representation::update_dominance): New
5119 (convert_addr_to_flat_segment): Likewise.
5120 (gen_hsa_memory_set): New alignment argument.
5121 (gen_hsa_ctor_assignment): Likewise.
5122 (gen_hsa_insns_for_single_assignment): Provide alignment
5123 to gen_hsa_ctor_assignment.
5124 (gen_hsa_insns_for_direct_call): Add new argument.
5125 (expand_lhs_of_string_op): New function.
5126 (expand_string_operation_builtin): Likewise.
5127 (expand_memory_copy): New function.
5128 (expand_memory_set): New function.
5129 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5130 (convert_switch_statements): Change signature.
5131 (generate_hsa): Use a return value of the function.
5132 (pass_gen_hsail::execute): Do not call
5133 convert_switch_statements here.
5134 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5135 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5136 (hsa_function_representation::update_dominance): New function.
5138 2016-03-31 Martin Liska <mliska@suse.cz>
5141 * hsa-brig.c (emit_directive_variable): Emit alignment
5142 according to hsa_symbol::m_align.
5143 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5144 (dump_hsa_symbol): Dump alignment of HSA symbols.
5145 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5146 (gen_hsa_addr_with_align): New function.
5147 (hsa_bitmemref_alignment): Use newly added function.
5148 (gen_hsa_insns_for_load): Likewise.
5149 (gen_hsa_insns_for_store): Likewise.
5150 (gen_hsa_memory_copy): New argument added.
5151 (gen_hsa_insns_for_single_assignment): Respect
5152 alignment for assignments processed via gen_hsa_memory_copy.
5153 (gen_hsa_insns_for_direct_call): Likewise.
5154 (gen_hsa_insns_for_return): Likewise.
5155 (gen_function_def_parameters): Set default alignment.
5156 * hsa.c (hsa_object_alignment): New function.
5157 (hsa_byte_alignment): Pasted function.
5158 * hsa.h (hsa_symbol::m_align): New field.
5160 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5162 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5163 scratch field for goto case.
5165 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5167 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5169 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5172 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5173 (scalar_chain::convert_insn): Call convert_op for reg
5174 moves to handle undefined registers.
5176 2016-03-31 Nathan Sidwell <nathan@acm.org>
5179 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5180 Assert we don't want to move backwards.
5182 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5185 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5187 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5189 PR rtl-optimization/70460
5190 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5191 with operand from REG_LABEL_OPERAND, instead substitute
5192 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5193 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5195 2016-03-31 Martin Liska <mliska@suse.cz>
5197 * passes.c (execute_one_pass): Do not call
5198 todo_after for a discarded function.
5200 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5202 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5203 (no_cost, infinite_cost): Initialize the new field.
5204 (get_computation_cost_at): Record setup cost.
5205 (determine_use_iv_cost_address): Skip cost computation for sub
5206 uses if we can estimate it without losing accuracy.
5208 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5210 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5212 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5213 max_loop_iterations_int.
5214 (tree_unswitch_outer_loop): Likewise.
5215 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5216 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5218 2016-03-30 Richard Biener <rguenther@suse.de>
5221 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5223 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5226 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5227 in gen_blendm expander.
5229 2016-03-30 Nick Clifton <nickc@redhat.com>
5232 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5233 case where we are already provided with an SImode SUBREG.
5235 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5238 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5239 conflict between DRAP register and __builtin_eh_return.
5241 2016-03-30 Michael Matz <matz@suse.de>
5242 Richard Biener <rguenther@suse.de>
5245 * ipa-polymorphic-call.c (struct type_change_info): Change
5246 speculative to an unsigned allowing to limit the work we do.
5247 (csftc_abort_walking_p): New inline function..
5248 (check_stmt_for_type_change): Limit the number of may-defs
5249 skipped for speculative devirtualization to
5250 max-speculative-devirt-maydefs.
5251 * params.def (max-speculative-devirt-maydefs): New param.
5252 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5254 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5257 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5260 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5262 PR tree-optimization/59124
5263 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5264 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5266 2016-03-29 Jeff Law <law@redhat.com>
5268 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5270 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5272 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5275 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5277 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5278 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5279 gcrt0.o if linking dynamically.
5281 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5284 * ipa-devirt.c (methods_equal_p): New function.
5285 (compare_virtual_tables): Use it.
5286 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5287 * cgraphclones.c (clone_function_name_1): Use
5288 symbol_table::symbol_suffix_separator.
5289 * coverage.c (build_var): Likewise.
5290 * symtab.c (symbol_table::symbol_suffix_separator): New.
5292 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5294 PR rtl-optimization/70429
5295 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5296 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5297 mode != result_mode.
5300 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5302 PR tree-optimization/70405
5303 * ssa-iterators.h (num_imm_uses): Add missing braces.
5305 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5307 PR rtl-optimization/68695
5308 * ira-color.c (allocno_copy_cost_saving): New.
5309 (improve_allocation): Use it.
5311 2016-03-29 Richard Henderson <rth@redhat.com>
5314 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5316 2016-03-29 Richard Biener <rguenther@suse.de>
5319 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5320 use alignment returned by get_pointer_alignment_1 if it is
5321 bigger than BITS_PER_UNIT.
5322 * builtins.c (get_pointer_alignment_1): Do not return true
5323 for alignment extracted from SSA info.
5325 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5327 * config/ft32/ft32.opt (mnodiv): New.
5328 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5329 * doc/invoke.texi (FT32 Options -mnodiv): New.
5331 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5334 * config/i386/i386.md (define_split, andn): Fix modes.
5336 2016-03-26 Richard Biener <rguenther@suse.de>
5337 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5340 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5342 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5343 as 2nd argument to cl_optimization_restore().
5345 2016-03-25 Richard Henderson <rth@redhat.com>
5348 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5349 * config/aarch64/aarch64-protos.h: Declare it.
5350 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5352 2016-03-25 Alan Modra <amodra@gmail.com>
5355 * config/rs6000/constraints.md (j): Simplify.
5356 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5358 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5359 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5360 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5361 in all constraint alternatives.
5362 (movtd_64bit_nodm): Delete "j" constraint alternative.
5364 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5366 * tree-ssa-propagate.c: Enhance docs for
5367 SSA_PROP_NOT_INTERESTING.
5369 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5371 * doc/extend.texi: Fix typo in documentation to pure attribute.
5373 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5376 * config/pa/pa.md (bswapdi2): Use a scratch register.
5378 2016-03-24 Richard Henderson <rth@redhat.com>
5381 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5384 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5387 using ix86_expand_binary_operator instead of gen_andsi3.
5389 2016-03-24 Richard Biener <rguenther@suse.de>
5391 PR tree-optimization/70396
5392 * tree-vect-stmts.c (vectorizable_comparison): Use
5393 get_vectype_for_scalar_type.
5395 2016-03-24 Richard Biener <rguenther@suse.de>
5398 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5399 with register bases.
5401 2016-03-24 Richard Biener <rguenther@suse.de>
5403 PR tree-optimization/70372
5404 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5405 build_all_ones_cst to also handle vector types correctly.
5407 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5410 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5413 2016-03-23 Marek Polacek <polacek@redhat.com>
5416 * doc/invoke.texi: Document -Wignored-attributes.
5418 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5420 PR tree-optimization/69042
5421 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5422 parameter from 30 to 40.
5424 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5426 PR tree-optimization/69042
5427 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5428 for use with constant offset stripped in base.
5430 2016-03-23 Richard Biener <rguenther@suse.de>
5433 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5434 mode compatibility check.
5435 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5437 2016-03-23 Jeff Law <law@redhat.com>
5439 PR tree-optimization/64058
5440 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5442 (struct ssa_conflicts): Move up earlier in the file.
5443 (conflicts_, var_map_): New static variables.
5444 (initialize_conflict_count): New function to initialize the
5445 CONFLICT_COUNT field for each conflict pair.
5446 (compare_pairs): Lazily initialize the conflict count and use it
5447 as the first tie-breaker.
5448 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5449 and wipe conflicts_ and map_ around the call to qsort. Remove
5450 special case for 2 coalesce pairs.
5451 * bitmap.c (bitmap_count_unique_bits): New function.
5452 (bitmap_count_bits_in_word): New function, extracted from
5454 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5455 * bitmap.h (bitmap_count_unique_bits): Declare it.
5457 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5460 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5461 transparent alias chain for decl assembler name.
5462 * config/sol2.c (solaris_assemble_visibility): Likewise.
5464 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5466 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5468 (v10_fdivs): Likewise.
5469 (v10_fdivd): Likewise.
5471 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5474 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5475 to not call fclose twice on file.
5477 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5479 PR tree-optimization/70354
5480 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5481 oprnd0 is wider than oprnd1 and there is a cast from the wider
5482 type to oprnd1, mask it with the mask of the narrower type.
5485 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5486 Optimize TARGET_STV splitters, if high or low word of last argument
5489 2016-03-22 Jeff Law <law@redhat.com>
5492 tree-ssa-threadbackward.c
5493 (fsm_find_control_statement_thread_paths): Correctly distinguish
5494 between old style jump threads vs FSM jump threads.
5496 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5499 * config/i386/i386.c (scalar_chain::convert_op): Support
5500 uninitialized register usage case.
5502 2016-03-22 Richard Biener <rguenther@suse.de>
5505 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5507 (capture::gen_transform): ... to change behavior when substituting
5508 a condition into cond or not-cond expr context.
5509 (dt_simplify::gen_1): Adjust.
5510 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5511 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5512 last change and instead change to
5513 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5514 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5516 2016-03-22 Anthony Green <green@moxielogic.com>
5518 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5519 issue for moxiebox targets.
5520 (CC1PLUS_SPEC): Ditto.
5522 2016-03-22 Richard Biener <rguenther@suse.de>
5525 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5528 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5530 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5532 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5535 * config/i386/i386.c (def_builtin): Handle
5536 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5538 (const struct builtin_description bdesc_special_args[]):
5539 Remove duplicate ISA bits.
5541 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5544 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5545 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5546 in a way that works also for AVX512BW.
5549 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5550 instead of source if operands[1] is xmm16 and above and
5551 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5552 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5555 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5556 on assign if (*from_p) is a comparison, set it to
5557 TREE_NO_WARNING (*from_p).
5559 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5562 * lra.c (restore_scratches): Ignore deleted insns.
5564 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5565 Jakub Jelinek <jakub@redhat.com>
5567 PR tree-optimization/70317
5568 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5571 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5574 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5575 of ix86_expand_move.
5577 (movti): Use general_operand for operand 1 predicate.
5579 2016-03-21 Martin Liska <mliska@suse.cz>
5581 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5583 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5585 2016-03-21 Martin Liska <mliska@suse.cz>
5588 * ipa-icf.c (sem_function::parse): Skip static
5589 constructors and destructors.
5591 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5594 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5595 function-like macro, peek following token(s) if it is followed
5596 by CPP_OPEN_PAREN token with optional padding in between, and
5597 if not, don't treat it like a macro.
5599 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5600 Alexander Monakov <amonakov@ispras.ru>
5602 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5603 for the stabs debug format.
5605 2016-03-21 Richard Biener <rguenther@suse.de>
5607 PR tree-optimization/70310
5608 * tree-vect-generic.c (expand_vector_condition): Fold the built
5611 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5614 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5615 Block third alternative for AVX-512VL target,
5617 2016-03-21 Martin Liska <mliska@suse.cz>
5620 * hsa-brig.c (emit_function_directives): Mark unemitted
5621 global variables for emission.
5622 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5623 (get_symbol_for_decl): Likewise.
5624 * hsa.h (struct hsa_symbol): New flag.
5626 2016-03-21 Richard Biener <rguenther@suse.de>
5628 PR tree-optimization/70288
5629 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5630 we do not estimate unsimplified all-constant conditionals or
5631 switches as optimized away.
5633 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5635 PR rtl-optimization/69102
5636 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5637 when we have a readonly dependency context.
5639 2016-03-18 Jeff Law <law@redhat.com>
5641 PR rtl-optimization/70263
5642 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5643 (update_equiv_regs): When trying to move a store to after the insn
5644 that sets the source of the store, make sure the store occurs after
5645 the insn that sets the source of the store. When successful note
5646 the REG_EQUIV note created in the dump file.
5648 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5649 Bernd Schmidt <bschmidt@redhat.com>
5651 * doc/extend.texi: Document more potential problems with basic asms.
5653 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5655 PR rtl-optimization/70278
5656 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5659 2016-03-18 Jason Merrill <jason@redhat.com>
5661 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5663 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5665 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5666 values to 128b regs.
5668 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5670 PR tree-optimization/70252
5671 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5672 boolean vector has a proper number of elements.
5673 (supportable_narrowing_operation): Likewise.
5675 2016-03-18 Tom de Vries <tom@codesourcery.com>
5678 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5680 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5682 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5683 instead of replace_rtx for DEBUG_INSNs.
5685 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5687 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5688 load type reservations.
5690 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5693 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5694 define_constraint for "Q" and "T" constraints.
5696 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5698 Tweak the pipeline model for Exynos M1
5700 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5703 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5706 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5707 where one or both locations aren't within a line_map.
5709 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5712 * opts.c (finish_options): Don't set flag_pie to the default if
5713 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5716 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5718 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5719 true as ALL_REGS argument to replace_rtx.
5721 2016-03-17 Richard Biener <rguenther@suse.de>
5724 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5727 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5730 * rtl.h (replace_rtx): Add ALL_REGS argument.
5731 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5732 equality and assert mode is the same, instead of just rtx pointer
5734 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5735 true as ALL_REGS argument to replace_rtx.
5737 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5739 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5740 for boolean vector with vector mode only.
5741 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5743 2016-03-17 Nick Clifton <nickc@redhat.com>
5746 * config/rx/rx.c (rx_print_integer): Print negative constants in
5749 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5752 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5754 2016-03-16 Richard Henderson <rth@redhat.com>
5755 Richard Biener <rguenth@suse.de>
5760 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5761 first operand as is_gimple_condexpr.
5766 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5767 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5768 Do not gimplify the result.
5769 (do_unop): Adjust call to tree_vec_extract.
5770 (do_binop): Likewise.
5771 (do_compare): Likewise.
5772 (do_plus_minus): Likewise.
5773 (do_negate): Likewise.
5774 (expand_vector_condition): Likewise.
5775 (do_cond): Likewise.
5777 2016-03-16 Richard Henderson <rth@redhat.com>
5780 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5781 (aarch64_classify_address): Use it.
5782 (aarch64_legitimize_address): Force all subexpressions of PLUS
5783 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5785 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5786 Richard Biener <rguenth@suse.de>
5789 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5790 return to even if only REGNO is equal, and assert
5793 2016-03-11 Jeff Law <law@redhat.com>
5795 PR rtl-optimization/70224
5796 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5798 2016-03-16 Richard Henderson <rth@redhat.com>
5801 * function.h (struct function): Add has_forced_label_in_static.
5802 * gimplify.c (force_labels_r): Set it.
5803 * lto-streamer-in.c (input_struct_function_base): Read it.
5804 * lto-streamer-out.c (output_struct_function_base): Write it.
5805 * tree-inline.c (has_label_address_in_static_1): Remove.
5806 (copy_forbidden): Remove fndecl parameter; test
5807 has_forced_label_in_static.
5808 (inline_forbidden_p): Update call to copy_forbidden.
5809 (tree_versionable_function_p): Likewise.
5810 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5811 (chkp_versioning): Likewise.
5812 * tree-inline.h (copy_forbidden): Update decl.
5814 2016-03-16 Marek Polacek <polacek@redhat.com>
5817 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5818 function being thunked if the result type doesn't have fixed size.
5819 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5820 doesn't have fixed size.
5822 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5824 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5825 reporting malformed loop nest.
5827 2016-03-16 Tom de Vries <tom@codesourcery.com>
5830 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5831 nodes.length () == 1 test to before first nodes[0] access.
5833 2016-03-16 Tom de Vries <tom@codesourcery.com>
5835 PR tree-optimization/68715
5836 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5839 2016-03-16 Tom de Vries <tom@codesourcery.com>
5841 PR tree-optimization/68809
5842 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5845 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5846 Sandra Loosemore <sandra@codesourcery.com>
5848 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5849 on leaf attribute. Mention ELF interposition problems.
5851 2016-03-16 Alan Modra <amodra@gmail.com>
5853 PR rtl-optimization/69195
5854 PR rtl-optimization/47992
5855 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5858 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5861 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5863 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5865 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5867 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5869 PR rtl-optimization/70222
5870 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5871 optimization if mode is different from result_mode, queue up masking
5872 of the result in outer_op. Formatting fix.
5875 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5878 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5880 PR rtl-optimization/69032
5881 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5882 looping backwards over basic block insns.
5884 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5887 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5888 to non-speculative when propagating trap bits.
5890 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5892 PR rtl-optimization/63384
5893 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5896 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5899 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5900 factored out from ...
5901 (sched_analyze_insn): ... here.
5902 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5903 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5904 get_implicit_reg_pending_clobbers in it.
5905 (setup_id_reg_sets): Use setup_id_implicit_regs.
5906 (deps_init_id): Ditto.
5908 2016-03-15 Tom de Vries <tom@codesourcery.com>
5911 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5913 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5914 execute_function_dump.
5915 (execute_one_pass): Don't dump function if it will be dumped after ipa
5918 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5920 * genrecog.c (match_pattern_2): If pred is NULL don't call
5921 safe_predicate_mode on it.
5923 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5926 * lra-constraints.c (delete_move_and_clobber): Change assertion
5927 to also allow dregno == 0.
5929 2016-03-14 Richard Henderson <rth@redhat.com>
5932 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5933 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5934 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5935 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5938 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5941 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5943 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5945 * lra-constraints.c (split_reg): For hard regs, try to find the
5946 biggest single-register mode used in the function.
5948 2016-03-14 Richard Biener <rguenther@suse.de>
5950 PR tree-optimization/56365
5951 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5952 constants to compare against.
5954 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5957 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5958 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5959 (define_split for the GPR case): Use int_reg_operand instead of
5960 gpc_reg_operand for the output.
5962 2016-03-14 Tom de Vries <tom@codesourcery.com>
5964 PR tree-optimization/70045
5965 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5966 create_empty_if_region_on_edge argument.
5968 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5970 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5971 (STACK_CHECK_PROTECT): Likewise.
5972 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5973 (STACK_CHECK_PROTECT): Likewise.
5974 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5975 (STACK_CHECK_PROTECT): Likewise.
5976 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5977 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5978 (STACK_CHECK_PROTECT): Likewise.
5980 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5982 PR rtl-optimization/69307
5983 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5984 registers in modes that span more than one register.
5986 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5989 * lra-constraints.c (delete_move_and_clobber): New.
5990 (remove_inheritance_pseudos): Use it.
5992 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5995 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5996 the libcall is LCT_THROW.
5997 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5998 for the checking routine.
6000 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6003 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6004 optimization if we have direct move.
6005 (roundu32<mode>2_fprs): Likewise.
6007 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6010 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6012 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6013 Arguments swapped. All callers changed. Take reg_renumber into
6014 account, and Calculate and compare register ranges for hard regs.
6016 2016-03-11 Jeff Law <law@redhat.com>
6018 PR tree-optimization/70190
6019 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6020 Handle cases where we can not extract the taken edge, even though we
6021 found a constant value.
6023 PR tree-optimization/64058
6024 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6025 (num_coalesce_pairs): Move up earlier in file.
6026 (find_coalesce_pair): Initialize the INDEX field for each pair
6028 (compare_pairs): No longer sort on the elements in each pair.
6029 Instead break ties with the index of the coalesce pair.
6031 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6034 * config/aarch64/aarch64-protos.h
6035 (aarch64_save_restore_target_globals): New prototype.
6036 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6037 Call the above when popping pragma.
6038 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6040 (aarch64_set_current_function): Rewrite using the above.
6042 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/70177
6045 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6046 (extract_ops_from_tree): ... this. In the 2 argument
6047 overload remove _1 suffix.
6048 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6049 (extract_ops_from_tree): ... this.
6050 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6052 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6053 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6054 extract_ops_from_tree instead of 2 operand one.
6056 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6058 PR tree-optimization/70013
6059 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6060 for constant-pool entries.
6062 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6064 PR rtl-optimization/70174
6065 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6066 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6068 PR tree-optimization/70169
6069 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6070 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6073 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6074 Jakub Jelinek <jakub@redhat.com>
6077 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6078 of uninitialized values.
6080 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6082 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6084 ("*trunctddd2"): New pattern definition.
6085 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6088 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6090 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6091 definitions for BFP and DFP rounding modes.
6092 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6093 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6094 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6095 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6098 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6100 * config/s390/constraints.md: Adjust comment.
6101 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6102 s390_decompose_addrstyle_without_index.
6103 * config/s390/predicates.md (shift_count_or_setmem_operand):
6104 Rename to setmem_operand.
6105 * config/s390/s390-protos.h
6106 (s390_decompose_shift_count): Rename to
6107 s390_decompose_addrstyle_without_index.
6108 * config/s390/s390.c (s390_decompose_shift_count)
6109 (s390_mem_constraint, print_shift_count_operand)
6110 (print_operand_address, print_operand): Rename
6111 s390_decompose_shift_count to
6112 s390_decompose_addrstyle_without_index and rename
6113 print_shift_count_operand to print_addrstyle_operand troughout the
6115 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6116 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6117 Rename shift_count_or_setmem_operand to setmem_operand.
6118 * config/s390/vx-builtins.md ("vec_insert<mode>")
6119 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6122 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6125 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6126 Handle overlapping retval and newval.
6128 2016-03-10 Nick Clifton <nickc@redhat.com>
6131 * config/aarch64/aarch64.c
6132 (aarch64_override_options_after_change_1): When forcing
6133 flag_omit_frame_pointer to be true, use a special value that can
6134 be detected if this function is called again, thus preventing
6135 flag_omit_leaf_frame_pointer from being forced to be false.
6137 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6139 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6140 Set x_flag_omit_leaf_frame_pointer when handling
6141 -momit-leaf-frame-pointer.
6143 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6146 * cgraph.c (cgraph_node::dump): Dump split_part and
6147 indirect_call_target.
6148 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6149 * ipa.c (has_addr_references_p): Cleanup.
6150 (is_indirect_call_target_p): New.
6151 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6152 called indirectly as local.
6153 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6155 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6158 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6159 on cxa_pure_virtual.
6161 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6164 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6166 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6169 * tree.c (need_assembler_name_p): Only record main variant type names.
6171 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6174 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6175 Always define to 0 or 1.
6176 (TARGET_FIX_ERR_A53_843419): New macro.
6177 * config/aarch64/aarch64-elf-raw.h
6178 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6179 * config/aarch64/aarch64-linux.h: Likewise.
6180 * config/aarch64/aarch64.c
6181 (aarch64_override_options_after_change_1): Do not default
6182 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6184 (aarch64_attributes): Handle fix-cortex-a53-843419.
6185 (aarch64_can_inline_p): Likewise.
6186 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6188 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6189 Jakub Jelinek <jakub@redhat.com>
6191 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6192 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6193 DECL_COMMONS if flag_unconstrained_commons is set.
6194 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6195 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6196 (funconstrained-commons): Document.
6198 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6200 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6201 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6203 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6205 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6206 has a proper number of elements.
6208 2016-03-10 Alan Modra <amodra@gmail.com>
6210 PR rtl-optimization/69195
6211 PR rtl-optimization/47992
6212 * ira.c (recorded_label_ref): Delete.
6213 (update_equiv_regs): Return void.
6214 (indirect_jump_optimize): New function.
6215 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6216 before regstat_compute_ri. Don't rebuild_jump_labels here.
6217 Delete update_regstat.
6219 2016-03-10 Richard Biener <rguenther@suse.de>
6221 PR tree-optimization/70128
6222 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6223 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6225 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6227 PR tree-optimization/70152
6228 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6229 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6232 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6233 instead of gen_sse2_loadlpd.
6234 * config/i386/sse.md (*vec_concatv2df): Rename to...
6235 (vec_concatv2df): ... this.
6237 PR tree-optimization/70127
6238 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6240 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6244 * diagnostic-show-locus.c (compatible_locations_p): New function.
6245 (layout::layout): Sanitize ranges using compatible_locations_p.
6247 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6251 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6252 location_range param with three const expanded_locations * and a
6254 (layout::layout): Replace call to
6255 rich_location::lazily_expand_location with get_expanded_location.
6256 Extract the range and perform location expansion here, passing
6257 the results to the layout_range ctor.
6258 * diagnostic.c (source_range::debug): Delete.
6259 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6260 of rich_location::get_expanded_location.
6261 * gcc-rich-location.c (get_range_for_expr): Delete.
6262 (gcc_rich_location::add_expr): Reimplement to avoid the
6263 rich_location::add_range overload that took a location_range,
6264 passing a location_t instead.
6266 2016-03-09 Richard Biener <rguenther@suse.de>
6267 Jakub Jelinek <jakub@redhat.com>
6269 PR tree-optimization/70138
6270 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6271 Also skip vect_double_reduction_def.
6273 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6276 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6277 if the operand is "m".
6279 2016-03-09 Nathan Sidwell <nathan@acm.org>
6281 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6283 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6285 * config/i386/i386.c (processor_target_table): Fix cost table
6286 intialization order for znver1.
6288 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6290 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6291 - becuase -> because.
6292 * ipa-reference.c (ignore_module_statics): Likewise.
6293 * cgraph.c (cgraph_node::get_body): Likewise.
6294 * ipa-inline.c (early_inliner): Likewise.
6295 * ipa-devirt.c (types_same_for_odr): Likewise.
6296 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6297 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6299 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6301 * tree-ssa-math-opts.c: Fix typo in comment.
6303 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6306 * config/i386/i386.c (scalar_chain::make_vector_copies,
6307 scalar_chain::convert_reg): Call end_sequence in between
6308 get_insns and emit_conversion_insns rather than after both
6311 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/i386.h (machine_function): Add
6315 pc_thunk_call_expanded flag.
6316 (ix86_pc_thunk_call_expanded): New define.
6317 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6318 (*set_got): Rename insn pattern from set_got.
6319 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6320 * config/i386/i386.c (ix86_compute_frame_layout): Use
6321 ix86_pc_thunk_call_expanded to prevent red-zone.
6323 2016-03-07 Martin Jambor <mjambor@suse.cz>
6325 * hsa.h (hsa_get_ctor_statements): Declare.
6326 (hsa_get_dtor_statements): Likewise.
6327 (hsa_get_kernel_dispatch_type): Likewise.
6328 * hsa.c (hsa_get_ctor_statements): New function.
6329 (hsa_get_dtor_statements): Likewise.
6330 (hsa_get_kernel_dispatch_type): Likewise.
6331 * hsa-brig.c (hsa_cdtor_statements): Removed.
6332 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6333 hsa_get_dtor_statements.
6334 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6335 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6337 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6339 * config/arm/arm-cores.def (cortex-r8): New.
6340 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6341 * config/arm/arm-tune.md: Likewise.
6342 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6344 2016-03-07 Martin Sebor <msebor@redhat.com>
6346 PR rtl-optimization/19705
6347 * doc/invoke.texi (Options That Control Optimization): Clarify
6348 -fno-branch-count-reg.
6350 2016-02-26 Richard Biener <rguenther@suse.de>
6351 Jeff Law <law@redhat.com>
6353 PR tree-optimization/69740
6354 * cfghooks.c (remove_edge): Request loop fixups if we delete
6355 an edge that might turn an irreducible loop into a natural
6357 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6358 Move after definition of loops_state_clear.
6360 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6362 PR rtl-optimization/69052
6363 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6366 2016-03-07 Tom de Vries <tom@codesourcery.com>
6368 PR tree-optimization/70116
6369 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6370 is_tm_ending stmts and ubsan/asan internal functions.
6371 (find_duplicate): Use it. Don't test is_tm_ending here.
6373 2016-03-07 Richard Biener <rguenther@suse.de>
6375 PR tree-optimization/70115
6376 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6377 (propagate_constants_for_unrolling): Use replace_uses_by.
6379 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6382 * omp-low.c (struct oacc_loop): Add ifns.
6383 (new_oacc_loop_raw): Initialize it.
6384 (finish_oacc_loop): Clear mask & flags if no ifns.
6385 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6386 (oacc_loop_xform_loop): Add ifns arg & adjust.
6387 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6389 2016-03-07 Richard Henderson <rth@redhat.com>
6392 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6393 (insert_value_copy_on_edge): Likewise.
6395 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6397 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6399 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6402 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6404 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6406 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6408 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6410 Fix sseimul type attribute.
6411 * config/i386/znver1.md
6412 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6413 znver1_sseimul_avx256_load) : Fix the type attribute.
6414 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6415 pipe usage and latency.
6417 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6420 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6421 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6424 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6427 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6429 PR rtl-optimization/69941
6430 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6431 the reg share its mode.
6433 2016-03-04 Jeff Law <law@redhat.com>
6435 PR tree-optimization/69196
6436 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6437 If the both SSA_NAMEs are anonymous, then consider them unassociated
6438 and include the PHI in the statement count.
6440 2016-03-05 Tom de Vries <tom@codesourcery.com>
6442 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6443 construct in oacc routine. Check for oacc region in oacc routine.
6445 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6448 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6449 2016-02-22 changes, instead don't recurse if RECUR is already true.
6450 Don't change *dynamic_check if RECUR. Adjust recursive caller
6451 to pass true to the new argument.
6452 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6455 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6456 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6458 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6460 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6462 PR rtl-optimization/57676
6463 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6466 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6468 * tree-vect-patterns.c (search_type_for_mask): Handle
6469 comparison of booleans.
6471 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6473 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6477 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6478 all other ops that have dw_val_class_die_ref operands,
6479 and DW_OP_GNU_entry_value.
6481 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6483 PR rtl-optimization/69904
6484 * config/arm/arm.c (arm_cannot_copy_insn_p):
6485 Return true for load-exclusive instructions.
6487 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6490 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6491 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6492 the pattern no matter if it is used just by non-pattern, pattern
6494 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6495 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6496 oprnd1 def_stmt is in pattern, don't look through it.
6498 2016-03-03 Marek Polacek <polacek@redhat.com>
6501 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6503 2016-03-03 Martin Liska <mliska@suse.cz>
6505 PR tree-optimization/70043
6506 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6507 previous statement if we see a debug statement.
6509 2016-03-03 Richard Biener <rguenther@suse.de>
6511 PR tree-optimization/55936
6512 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6513 parameter and guard unsafe equivalence use.
6514 (vrp_evaluate_conditional_warnv_with_ops): Always use
6515 safe equivalences but not via the quadratic compare_names
6518 2016-03-03 Michael Collison <michael.collison@linaro.org>
6521 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6522 for operand 1 to s_register_operand. Change predicate for operand
6523 2 to arm_not_immediate_operand.
6525 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6527 * doc/tm.texi: Regenerated.
6529 2016-03-02 Richard Henderson <rth@redhat.com>
6532 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6533 simplification when all args are positive non-fixed registers.
6535 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6537 * target.def (lra_p): Specify that new ports should use LRA.
6539 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6542 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6543 gimplify_type_sizes the type they refer to.
6544 (omp_notice_variable): Handle reference vars to VLAs.
6545 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6546 reference to VLA decls in the second pass instead of first pass.
6548 2016-03-02 Tom de Vries <tom@codesourcery.com>
6550 PR tree-optimization/68659
6551 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6552 new_expr == NULL_TREE.
6553 (get_new_name): Handle ADDR_EXPR.
6555 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6557 PR rtl-optimization/69052
6558 * loop-invariant.c (canonicalize_address): New function.
6559 (inv_can_prop_to_addr_use): Check validity of address expression
6560 which is canonicalized by above function.
6562 2016-03-02 Alan Modra <amodra@gmail.com>
6565 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6568 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6571 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6572 (*movhi_internal): Put mask moves from and to memory separately
6573 from moves from/to GPRs.
6575 2016-03-02 Richard Biener <rguenther@suse.de>
6577 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6578 GENERIC expressions in GIMPLE.
6580 2016-03-02 Richard Biener <rguenther@suse.de>
6582 * config/i386/i386.c (type_natural_mode): Fix typo.
6584 2016-03-02 Nick Clifton <nickc@redhat.com>
6586 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6588 2016-03-02 Richard Biener <rguenther@suse.de>
6589 Uros Bizjak <ubizjak@gmail.com>
6592 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6594 2016-03-02 Richard Biener <rguenther@suse.de>
6597 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6599 2016-03-02 Marek Polacek <polacek@redhat.com>
6602 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6603 "is promoted to" warning.
6605 2016-03-01 DJ Delorie <dj@redhat.com>
6607 * config.gcc: Deprecate mep-*.
6609 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6612 * lra-constraints.c (regno_val_use_in): New.
6613 (match_reload): Use it instead of regno_use_in.
6615 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6617 PR rtl-optimization/70007
6618 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6619 references present in REG_EQUAL notes attached to non-SET patterns.
6621 2016-03-01 Jeff Law <law@redhat.com>
6623 PR tree-optimization/69196
6624 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6625 Appropriately clamp the number of statements to copy when the
6626 thread path does not traverse a loop backedge.
6628 PR tree-optimization/69196
6629 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6630 Do count some PHIs in the thread path against the insn count. Decrease
6631 final statement count by one as the control statement in the last
6632 block will get removed. Remove special cased code for handling PHIs
6635 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6639 asm dialect alternatives to explicit GOTPCREL calls.
6641 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6644 * ira.c (do_reload): Issue warning for generic stack checking here...
6645 * reload1.c (reload): ...instead of here and streamline it.
6647 2016-03-01 Nick Clifton <nickc@redhat.com>
6649 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6651 2016-03-01 Richard Biener <rguenther@suse.de>
6653 PR tree-optimization/69983
6654 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6655 types and fall back to operand_equal_p.
6657 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6660 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6662 * config/s390/constraints.md ("jm8"): New constraint.
6663 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6665 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6667 ("*setmem_long<setmem_and>"): New pattern.
6668 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6670 ("*setmem_long_31z<setmem_and>"): New pattern.
6671 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6672 New substitution rules with the required attributes.
6675 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6678 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6680 * gensupport.c (process_substs_on_one_elem): Split loop to
6681 complete mark_operands_used_in_match_dup on all expressions in the
6683 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6684 and remove function.
6686 2016-03-01 Richard Biener <rguenther@suse.de>
6689 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6690 vector BIT_FIELD_REF extract.
6692 2016-03-01 Richard Biener <rguenther@suse.de>
6694 PR tree-optimization/69994
6695 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6697 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6699 PR tree-optimization/69956
6700 * tree-vect-stmts.c (supportable_widening_operation): Support
6701 multi-step conversion of boolean vectors.
6702 (supportable_narrowing_operation): Likewise.
6704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6706 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6709 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6711 * config/s390/subst.md (DSI_VI): New mode iterator.
6712 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6713 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6714 the insn definition.
6715 ("*vec_set<mode>"): Change predicate and add alternative to
6716 support only either register or const_int operands as element
6718 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6720 ("vec_extract<mode>"): New expander.
6721 ("*vec_extract<mode>"): New insn definition supporting reg and
6722 const_int element selectors.
6723 ("*vec_extract<mode>_plus"): New insn definition supporting
6724 reg+const_int element selectors.
6725 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6726 following expander+insn definition.
6727 ("<vec_shifts_name><mode>3"): New expander.
6728 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6730 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6732 * config/s390/s390.md ("*tabort_1"): Change predicate to
6733 nonmemory_operand. Add a second alternative to cover
6734 register as well as const int operands.
6735 ("*tabort_1_plus"): New pattern definition.
6737 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6739 * config/s390/s390.md ("*ashrdi3_cc_31")
6740 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6741 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6742 Merge insn definitions into ...
6743 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6744 New pattern definition.
6745 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6746 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6747 ("*ashr<mode>3_and"): Merge insn definitions into ...
6748 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6749 New pattern definition.
6750 * config/s390/subst.md ("addr_style_op_cc_subst")
6751 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6752 substitutions patterns plus attributes.
6753 Add ashiftrt to SUBST iterator.
6755 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6757 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6758 op2 to nonmemory_operand.
6759 ("*<shift>di3_31", "*<shift>di3_31_and"):
6760 Merge into single pattern definition ...
6761 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6762 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6763 pattern definition ...
6764 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6765 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6768 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6770 * config/s390/predicates.md (const_int_6bitset_operand): New
6772 * config/s390/s390.md: Include subst.md.
6773 ("rotl<mode>3"): New expander.
6774 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6776 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6777 * config/s390/subst.md: New file.
6779 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6781 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6782 Remove RRR type. It doesn't really exist.
6783 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6785 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6786 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6787 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6788 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6789 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6790 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6791 `enabled' attribute.
6793 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6795 * gensupport.c (process_substs_on_one_elem): Split loop to
6796 complete mark_operands_used_in_match_dup on all expressions in the
6798 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6799 and remove function.
6801 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6804 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6805 (CEIL_NWORDS): ...this. Use CEIL macro.
6806 (compute_fp_layout): Adjust to above renaming.
6807 (function_arg_union_value): Likewise.
6808 (sparc_arg_partial_bytes): Likewise.
6809 (sparc_function_arg_advance): Likewise.
6811 2016-02-29 Jeff Law <law@redhat.com>
6813 PR tree-optimization/70005
6814 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6815 where an object with a boolean range is compared against a value
6818 PR tree-optimization/69999
6819 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6820 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6823 2016-02-29 Richard Biener <rguenther@suse.de>
6825 PR tree-optimization/69994
6826 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6827 (get_unary_op): Look through nop conversions.
6828 (ops_equal_values_p): New function, look for equality diregarding
6830 (eliminate_plus_minus_pair): Use ops_equal_values_p
6831 (repropagate_negates): Do not use get_unary_op here.
6833 2016-02-29 Martin Liska <mliska@suse.cz>
6835 * system.h: Poison ENABLE_CHECKING macro.
6837 2016-02-29 Martin Liska <mliska@suse.cz>
6839 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6840 is presented in dump flags.
6841 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6842 (hsa_regalloc): Likewise.
6844 2016-02-19 Richard Biener <rguenther@suse.de>
6846 PR tree-optimization/69980
6847 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6848 permutation of those we need to keep.
6850 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6853 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6854 (NWORDS_UP): ...this
6855 (init_cumulative_args): Minor tweaks.
6856 (sparc_promote_function_mode): Likewise.
6857 (scan_record_type): Delete.
6858 (traverse_record_type): New function template.
6859 (classify_data_t): New structure type.
6860 (classify_registers): New inline function.
6861 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6862 exhausted. Instantiate traverse_record_type on classify_registers and
6863 deal with the case of a structure passed in slot #15 with no FP field
6865 (assign_data_t): New structure type.
6866 (compute_int_layout): New static function.
6867 (compute_fp_layout): Likewise.
6868 (count_registers): New inline function.
6869 (assign_int_registers): New static function.
6870 (assign_fp_registers): Likewise.
6871 (assign_registers): New inline function.
6872 (function_arg_record_value_1): Delete.
6873 (function_arg_record_value_2): Likewise.
6874 (function_arg_record_value_3): Likewise.
6875 (function_arg_record_value): Adjust to above changes. Instantiate
6876 traverse_record_type on count_registers to first count the number of
6877 registers to be used and then on assign_registers to assign them.
6878 (function_arg_union_value): Adjust to above renaming.
6879 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6880 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6881 case of a structure passed in slot #15
6882 (sparc_function_arg_advance): Likewise.
6883 (function_arg_padding): Minor tweak.
6885 2016-02-29 Richard Biener <rguenther@suse.de>
6887 PR tree-optimization/69720
6888 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6889 the adjustment_def path for possibly vectorized defs.
6890 (vect_create_epilog_for_reduction): Handle vectorized initial
6893 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6895 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6897 2016-02-27 Jeff Law <law@redhat.com>
6900 2016-02-26 Richard Biener <rguenther@suse.de>
6901 Jeff Law <law@redhat.com>
6903 PR tree-optimization/69740
6904 * cfghooks.c (remove_edge): Request loop fixups if we delete
6905 an edge that might turn an irreducible loop into a natural
6908 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6910 PR rtl-optimization/69896
6911 * tree-vect-generic.c (get_compute_type): Avoid single element
6914 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6916 Rename the AArch64 tuning option and related functions to enable the
6917 Newton series for the reciprocal square root to reflect its
6918 approximative characteristic.
6920 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6921 function to "aarch64_emit_approx_rsqrt".
6922 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6923 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6924 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6925 (xgene1_tunings): Likewise.
6926 (use_rsqrt_p): Likewise.
6927 (aarch64_emit_swrsqrt): Use new function name.
6928 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6929 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6930 text explaining this option.
6931 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6933 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6936 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6937 complain about -mallow-movmisalign without -mvsx if
6938 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6940 2016-02-26 Joel Sherrill <joel@rtems.org>
6942 * config.gcc: Add x86_64-*-rtems*.
6943 * gcc/config/i386/rtems-64.h: New file.
6945 2016-02-26 Joel Sherrill <joel@rtems.org>
6947 * config.gcc: Add aarch64-*-rtems*.
6948 * gcc/config/aarch64/rtems.h: New file.
6950 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6953 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6954 shift amount using %h. Add comment.
6956 2016-02-26 Richard Biener <rguenther@suse.de>
6957 Jeff Law <law@redhat.com>
6959 PR tree-optimization/69740
6960 * cfghooks.c (remove_edge): Request loop fixups if we delete
6961 an edge that might turn an irreducible loop into a natural
6964 2016-02-26 Martin Jambor <mjambor@suse.cz>
6967 * tree-sra.c (sra_modify_assign): Do not remove loads of
6968 uninitialized aggregates to SSA_NAMEs.
6970 2016-02-26 Richard Henderson <rth@redhat.com>
6973 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6974 pseudo in case the target rtx matches the source of the left
6977 2016-02-26 Martin Jambor <mjambor@suse.cz>
6980 * hsa.h (hsa_type_packed_p): Declare.
6981 * hsa.c (hsa_type_packed_p): New function.
6982 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6984 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6985 * hsa-brig.c (emit_basic_insn): Likewise.
6987 2016-02-26 Martin Jambor <mjambor@suse.cz>
6990 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6992 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6994 2016-02-26 Martin Jambor <mjambor@suse.cz>
6996 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6997 hsa_op_with_type operands.
6998 (hsa_unsigned_type_for_type): Declare.
6999 * hsa.c (hsa_unsigned_type_for_type): New function.
7000 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7001 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7002 the finalizer. Do not emit extra move.
7004 2016-02-26 Martin Jambor <mjambor@suse.cz>
7006 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7007 atomic operations in private segment.
7009 2016-02-26 Martin Jambor <mjambor@suse.cz>
7011 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7012 statements to wi->info. Also disallow omp simd constructs.
7013 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7014 for not gridifying. Dump special string for omp_for.
7016 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7019 * config/aarch64/aarch64.c (aarch64_set_current_function):
7020 Save/restore target globals when switching to
7021 target_option_default_node.
7023 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7026 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7027 Return 0 if !SHIFT_COUNT_TRUNCATED.
7029 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7030 Eric Botcazou <ebotcazou@adacore.com>
7032 PR rtl-optimization/69891
7033 * dse.c (scan_insn): If we can't figure out memset arguments
7034 or they are non-constant, call clear_rhs_from_active_local_stores.
7036 2016-02-26 Martin Liska <mliska@suse.cz>
7038 * doc/extend.texi: Mention clog10, clog10f an clog10l
7039 in Builtins section.
7041 2016-02-26 Martin Liska <mliska@suse.cz>
7043 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7045 (resolve_args_picking_1): Likewise.
7046 * dwarf2out.h (struct GTY): Likewise.
7048 2016-02-26 Martin Liska <mliska@suse.cz>
7050 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7052 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7054 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7055 Martin Liska <mliska@suse.cz>
7057 * doc/install.texi: Mention --enable-valgrind-annotations.
7059 2016-02-26 Richard Biener <rguenther@suse.de>
7061 PR tree-optimization/69551
7062 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7063 looking through aliases adjust DECL_PT_UID to refer to the
7064 ultimate alias target.
7066 2016-02-25 Martin Liska <mliska@suse.cz>
7069 * alloc-pool.c (after_memory_report): New variable.
7070 * alloc-pool.h (base_pool_allocator ::release): Do not use
7071 the infrastructure if after_memory_report.
7072 * toplev.c (toplev::main): Mark after memory report.
7074 2016-02-25 Richard Biener <rguenther@suse.de>
7076 PR tree-optimization/48795
7077 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7079 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7082 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7083 offloading is enabled and -fopenacc or -fopenmp is specified.
7084 (CRTOFFLOADEND): Likewise.
7085 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7086 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7087 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7088 (offload_objects_file_name): New static var.
7089 (tool_cleanup): Remove offload_objects_file_name file.
7090 (find_offloadbeginend): Replace with ...
7091 (find_crtoffloadtable): ... this.
7092 (run_gcc): Remove offload_argc and offload_argv.
7093 Get offload_objects_file_name from -foffload-objects=... option.
7094 Read names of object files with offload from this file, pass them to
7095 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7096 don't pass offloadbegin and offloadend to the linker. Don't pass
7097 offload non-LTO files to the linker, because now they're not claimed.
7099 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7102 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7103 on builtin_unreachable.
7105 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7107 PR rtl-optimization/69896
7108 * regcprop.c: Include cfgrtl.h.
7109 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7110 than remembered mode, either delete it (if noop_move_p), or
7111 treat like copy_p but not noop_p instruction.
7113 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7116 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7117 - allow NULL decl for Fortran DW_TAG_common_block variables.
7119 2016-02-24 Jason Merrill <jason@redhat.com>
7121 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7123 2016-02-24 Richard Biener <rguenther@suse.de>
7124 Jakub Jelinek <jakub@redhat.com>
7127 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7128 conditionally executed ops to well-defined overflow behavior.
7130 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7133 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7136 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7138 PR rtl-optimization/69886
7139 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7140 argument. Use it when checking validity of set instructions.
7141 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7142 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7144 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7145 * store-motion.c (find_moveable_store): Update
7146 can_assign_to_reg_without_clobbers_p callsite.
7148 2016-02-24 Richard Biener <rguenther@suse.de>
7151 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7153 (record_nonwrapping_iv): Do not fall back to the low/high bound
7154 for non-constant IV bases if the stmt is not always executed.
7156 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7158 * config/arm/arm-cores.def (cortex-a32): New entry.
7159 * config/arm/arm-tables.opt: Regenerate.
7160 * config/arm/arm-tune.md: Regenerate.
7161 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7162 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7163 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7164 for -mcpu and -mtune.
7166 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7169 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7170 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7171 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7172 (atomic_loaddi_1): Delete.
7173 (atomic_loaddi): Rewrite expander using the above changes.
7175 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7178 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7181 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7182 Richard Biener <rguenth@suse.de>
7185 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7186 set_mem_attributes if tem is SSA_NAME which got expanded
7189 2016-02-24 Richard Biener <rguenther@suse.de>
7191 PR tree-optimization/69907
7192 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7193 end of permutations for BB vectorization.
7195 2016-02-24 Christian Bruel <christian.bruel@st.com>
7197 * config/arm/arm-c.c (arm_option_override): Initialize
7198 target_option_current_node.
7199 * config/arm/arm.c (arm_pragma_target_parse): Replace
7200 build_target_option_node call by target_option_current_node.
7201 Set target_option_current_node.
7204 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7207 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7208 define_insn_and_split to define_insn.
7209 (zero_extendqi<mode>2_dot2): Same.
7210 (extendqi<mode>2_dot): Same.
7211 (extendqi<mode>2_dot2): Same.
7213 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7215 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7216 and add bypass for AES{D,E} and AESMC pairs.
7217 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7220 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7222 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7223 series for reciprocal square root in Exynos M1.
7225 2016-02-23 Martin Sebor <msebor@redhat.com>
7228 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7229 __builtin_alloca_with_align.
7231 2016-02-23 Richard Henderson <rth@redhat.com>
7233 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7234 (ix86_register_pragmas): Remove __seg_tls.
7235 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7236 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7237 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7238 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7239 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7240 * doc/extend.texi (__seg_tls): Remove item.
7242 2016-02-23 Richard Biener <rguenther@suse.de>
7244 * alloc-pool.h (struct allocation_object): Make id member
7245 conditional on CHECKING_P again.
7246 (get_instance): Adjust.
7247 (base_pool_allocator): Likewise.
7249 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7251 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7252 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7254 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7256 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7258 2016-02-23 Richard Biener <rguenther@suse.de>
7260 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7261 * bitmap.h (struct bitmap_usage): Likewise.
7262 (bitmap_move): Declare.
7263 * bitmap.c (register_overhead): Take size_t argument.
7264 (bitmap_move): New function.
7265 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7266 to properly account overhead.
7267 * tree.c (free_node): Use tree_size.
7269 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7272 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7273 when inverting comparison.
7276 * common.opt (Wunreachable-code): Add Warning flag.
7278 2016-02-23 Mark Wielaard <mjw@redhat.com>
7279 Jakub Jelinek <jakub@redhat.com>
7282 * cgraphunit.c (check_global_declaration): Check main_input_filename
7283 and DECL_SOURCE_FILE are not NULL.
7285 2016-02-23 Martin Jambor <mjambor@suse.cz>
7287 PR tree-optimization/69666
7288 * tree-sra.c (sra_modify_assign): Do not attempt to create
7289 default_def replacements for unscalarizable regions.
7291 2016-02-20 Mark Wielaard <mjw@redhat.com>
7294 * cgraphunit.c (check_global_declaration): Check level of
7295 warn_unused_const_variable and main_input_filename.
7296 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7297 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7298 (-Wunused-const-variable): Explain levels 1 and 2.
7300 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7303 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7304 identical arguments. Formatting and spelling fixes.
7307 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7312 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7313 and m68k-devices.def.
7314 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7315 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7317 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7319 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7320 and HImode registers.
7322 2016-02-22 Richard Biener <rguenther@suse.de>
7324 PR tree-optimization/69882
7325 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7326 preserve permutations present because of gaps.
7327 (vect_supported_load_permutation_p): Always continue checking
7328 permutations after vect_attempt_slp_rearrange_stmts.
7330 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7332 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7333 min_profitable_estimate, rather than min_profitable_iters.
7335 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7338 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7339 SImode for last match_operand.
7341 2016-02-22 Martin Liska <mliska@suse.cz>
7343 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7344 return bitsize - 1 as the return value.
7346 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7350 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7351 Handle negative shift counts.
7352 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7353 force_reg on the shift constant.
7354 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7355 (lshrsi3_d): Handle negative shift counts.
7357 2016-02-22 Richard Biener <rguenther@suse.de>
7358 Tom de Vries <tom@codesourcery.com>
7360 * graph.c: Include dumpfile.h.
7361 (print_graph_cfg): Split into three overloads.
7362 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7364 2016-02-22 Tom de Vries <tom@codesourcery.com>
7366 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7369 2016-02-22 Richard Biener <rguenther@suse.de>
7372 * ipa-inline-transform.c (inline_call): When not updating
7373 overall summaries adjust self size by the growth estimate.
7374 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7375 hash-set, do not update overall summaries here. Renamed from ...
7376 (inline_to_all_callers): ... this which is now wrapping the
7377 above and performing delayed overall summary update.
7378 (early_inline_small_functions): Delay updating of the overall
7381 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7383 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7386 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7389 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7390 :%* in %:gt() argument.
7391 (greater_than_spec_func): Adjust for expecting only numbers,
7392 if there are more than two numbers, compare the last two.
7394 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7396 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7397 -Wnarrowing with -std.
7399 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7402 * expr.c (store_field): Don't use bit-field path if exp is
7403 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7404 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7405 and the assignment can be performed by bitwise copy. Formatting
7409 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7410 call copy_reg_eh_region_note_forward on before and/or after sequences
7411 and remove note from insn if it no longer can throw.
7414 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7417 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7419 * config/s390/vector.md: Add missing commutative operand markers
7420 to the patterns which qualify for one.
7421 * config/s390/vx-builtins.md: Likewise.
7423 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7425 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7426 types to mode iterators.
7427 (vec_double): ... and mode attribute.
7428 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7430 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7432 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7433 Change the predicate of op2 from nonimmediate to general and let
7434 reload fix it if necessary.
7436 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7438 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7440 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7442 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7445 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7447 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7448 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7449 * config/s390/s390.md ("movstr<P:mode>"): Call
7450 s390_expand_vec_movstr.
7452 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7454 * config/s390/s390.md: Add missing output modifier for operand 1
7455 to print it as address properly.
7457 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7459 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7460 * config/s390/2964.md: New file.
7461 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7462 of insn grouping attributes depending on the CPU level.
7463 (s390_get_unit_mask): New function.
7464 (s390_sched_score): Remove the OOO from the scheduling macros.
7465 Add loop to calculate a score for the instruction mix.
7466 (s390_sched_reorder): Likewise plus improve debug output.
7467 (s390_sched_variable_issue): Rename macros as above. Calculate
7468 the unit distances after actually scheduling an insn. Improve
7470 (s390_sched_init): Clear last_scheduled_unit_distance array.
7471 * config/s390/s390.md: Include 2964.md.
7473 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7476 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7477 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7478 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7479 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7480 *avx512f_<code>v8div16qi2_mask_1): New insns.
7482 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7485 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7488 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7489 earlyclobber from target. Use wF constraint for fused memory
7491 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7493 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7494 Martin Liska <mliska@suse.cz>
7497 * cfgexpand.c (asan_sanitize_stack_p): New function.
7498 (partition_stack_vars): Use the function.
7499 (expand_stack_vars): Likewise.
7500 (defer_stack_allocation): Likewise.
7501 (expand_used_vars): Likewise.
7503 2016-02-18 Richard Biener <rguenther@suse.de>
7506 * fold-const.c (operand_equal_p): Properly compare offsets for
7507 IMAGPART_EXPR and ARRAY_REF.
7509 2016-02-18 Nick Clifton <nickc@redhat.com>
7513 * config/arm/arm.c (arm_option_override_internal): Disable
7514 interworking if the target does not support thumb instructions.
7515 (arm_reload_in_hi): Handle the case where a register to register
7516 move needs reloading because there is no simple pattern to handle
7518 (arm_reload_out_hi): Likewise.
7520 2016-02-18 Richard Biener <rguenther@suse.de>
7523 * match.pd: Don't use fold_binary or fold_unary for folding
7526 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7529 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7530 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7531 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7532 warn on gimple_no_warning_p statements.
7534 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7536 * doc/extend.texi (C++ Attributes): Correct description of
7537 warn_unused type attribute.
7539 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7541 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7542 correct instruction.
7544 2016-02-17 Richard Biener <rguenther@suse.de>
7546 PR rtl-optimization/69609
7547 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7548 (find_traces_1_round): When ending a trace update cached priority
7550 (bb_to_key): Use cached priority when available.
7551 (copy_bb): Initialize cached priority.
7552 (reorder_basic_blocks_software_trace_cache): Likewise.
7554 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7557 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7559 (aarch64_comparison_operator): Break overly long line into two.
7560 (aarch64_comparison_operation): Likewise.
7561 * config/aarch64/aarch64.md (cstorecc4): Use
7562 aarch64_comparison_operator_mode instead of
7563 aarch64_comparison_operator.
7564 (cstore<mode>4): Likewise.
7565 (aarch64_cstore<mode>): Likewise.
7566 (*cstoresi_insn_uxtw): Likewise.
7567 (cstore<mode>_neg): Likewise.
7568 (*cstoresi_neg_uxtw): Likewise.
7570 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7573 * config/arm/predicates.md (arm_comparison_operator_mode):
7575 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7576 instead of arm_comparison_operator.
7577 (*mov_negscc): Likewise.
7578 (*mov_notscc): Likewise.
7579 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7580 (*thumb2_mov_negscc): Likewise.
7581 (*thumb2_mov_negscc_strict_it): Likewise.
7582 (*thumb2_mov_notscc): Likewise.
7583 (*thumb2_mov_notscc_strict_it): Likewise.
7585 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7587 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7590 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7592 * config/visium/visium.c (machine_libfunc_index): New enum.
7593 (machine_libfuncs): New structure.
7594 (visium_libfuncs): New static variable.
7595 (TARGET_INIT_LIBFUNCS): Define to...
7596 (visium_init_libfuncs): ...this. New function.
7597 (expand_block_move_4): Use the appropriate libfunc.
7598 (expand_block_move_2): Likewise.
7599 (expand_block_move_1): Likewise.
7600 (expand_block_set_4): Likewise.
7601 (expand_block_set_2): Likewise.
7602 (expand_block_set_1): Likewise.
7603 (visium_trampoline_init): Likewise.
7605 2016-02-17 Nick Clifton <nickc@redhat.com>
7607 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7608 TI's devices.csv file as of March 2016.
7610 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7613 * opts-global.c (handle_common_deferred_options): Introduce and
7614 initialize two global variables to remember command-line options
7615 specifying a stack-limiting register.
7616 * opts.h: Add extern declarations of the two new global variables.
7617 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7618 variable based on the values of the two new global variables.
7620 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7623 * common.opt (Wnonnull-compare): New warning.
7624 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7625 of arguments against NULL.
7626 (-Wnonnull-compare): Document.
7627 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7628 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7629 * passes.def (pass_warn_nonnull_compare): Add.
7630 * gimple-ssa-nonnull-compare.c: New file.
7632 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7634 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7635 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7637 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7639 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7640 reciprocal sqrt for -mlow-precision-recip-sqrt.
7642 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7643 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7645 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7646 always use lane loads to construct non-constant vectors.
7648 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7650 * config/aarch64/aarch64.md
7651 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7652 constraints for operand 3.
7653 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7655 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7656 Richard Biener <rguenther@suse.de>
7658 PR tree-optimization/69820
7659 * tree-vect-patterns.c (type_conversion_p): Return false if
7660 *orig_type is unsigned single precision or boolean.
7661 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7664 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7666 PR rtl-optimization/69764
7667 PR rtl-optimization/69771
7668 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7669 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7671 2016-02-16 Richard Biener <rguenther@suse.de>
7673 PR tree-optimization/69776
7674 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7676 (indirect_refs_may_alias_p): Likewise.
7677 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7678 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7679 according to tbaa_p.
7680 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7681 (optimize_stmt): For redundant store discovery do not allow tbaa.
7683 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7685 PR tree-optimization/69714
7686 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7687 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7689 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7691 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7692 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7693 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7694 * config/arc/arc.c (arc_init): Check FPU options.
7695 (get_arc_condition_code): Handle new CC_FPU* modes.
7696 (arc_select_cc_mode): Likewise.
7697 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7698 register pair only. Allow access for ARCv2 accumulator.
7699 (gen_compare_reg): Whenever we have FPU support use FPU compare
7701 (arc_reorg): Don't generate brcc insns when FPU compare
7702 instructions are involved.
7703 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7704 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7705 floating point emulation.
7706 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7707 (REVERSE_CONDITION): Add new CC_FPU* modes.
7708 (TARGET_FP_SP_BASE): Define.
7709 (TARGET_FP_DP_BASE): Likewise.
7710 (TARGET_FP_SP_FUSED): Likewise.
7711 (TARGET_FP_DP_FUSED): Likewise.
7712 (TARGET_FP_SP_CONV): Likewise.
7713 (TARGET_FP_DP_CONV): Likewise.
7714 (TARGET_FP_SP_SQRT): Likewise.
7715 (TARGET_FP_DP_SQRT): Likewise.
7716 (TARGET_FP_DP_AX): Likewise.
7717 * config/arc/arc.md (ARCV2_ACC): New constant.
7718 (type): New fpu type attribute.
7719 (SDF): Conditional iterator.
7720 (cstore<mode>, cbranch<mode>): Change expand condition.
7721 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7722 handles FPU/FPX cases as well.
7723 * config/arc/arc.opt (mfpu): New option.
7724 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7726 (adddf3, muldf3, subdf3): Removed.
7727 * config/arc/predicates.md (proper_comparison_operator): Recognize
7729 * config/arc/fpu.md: New file.
7730 * doc/invoke.texi (ARC Options): Document mfpu option.
7732 2016-02-16 Richard Biener <rguenther@suse.de>
7734 PR rtl-optimization/69291
7735 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7736 noce_operand_ok check.
7738 2016-02-16 Tom de Vries <tom@codesourcery.com>
7741 * omp-low.c (simd_clone_create): Remove call to
7742 symtab->call_cgraph_insertion_hooks.
7744 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7746 PR tree-optimization/69802
7747 * tree-ssa-reassoc.c (update_range_test): If op is
7748 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7749 op == 1 test of precision 1 integral op, otherwise handle
7750 that case as op itself. Fix up formatting.
7751 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7754 2016-02-16 Richard Biener <rguenther@suse.de>
7756 PR tree-optimization/69586
7757 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7758 types for conversion sources.
7760 2016-02-16 Richard Biener <rguenther@suse.de>
7763 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7764 mask OEP_ADDRESS_OF.
7766 2016-02-16 Alan Modra <amodra@gmail.com>
7769 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7770 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7771 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7773 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7774 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7775 (p8_fmrgow_<mode>): Likewise.
7776 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7778 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7779 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7780 to use movdi_internal64. Remove op0_di.
7781 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7783 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7785 Add support for the FCCMP insn types
7787 * config/aarch64/aarch64.md (fccmp): Change insn type.
7789 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7790 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7791 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7792 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7793 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7794 * config/arm/types.md (fccmps): Add new insn type.
7797 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7799 * alias.c (get_alias_set): Fix a typo in comment.
7801 2016-02-15 Richard Biener <rguenther@suse.de>
7803 PR tree-optimization/69595
7804 * match.pd: Complete range test simplification to true.
7806 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7808 PR rtl-optimization/69648
7809 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7810 pic_offset_table_rtx.
7812 PR rtl-optimization/69752
7813 * ira.c (update_equiv_regs): When looking for more than a single SET,
7814 also take other side effects into account.
7816 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7818 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7819 for z900+ CPUs in 31-bit mode.
7821 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7823 * common/config/s390/s390-common.c (s390_supports_split_stack):
7825 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7826 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7827 * config/s390/s390.c (struct machine_function): New field
7828 split_stack_varargs_pointer.
7829 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7830 in s390_emit_prologue.
7831 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7833 (morestack_ref): New global.
7834 (SPLIT_STACK_AVAILABLE): New macro.
7835 (s390_expand_split_stack_prologue): New function.
7836 (s390_live_on_entry): New function.
7837 (s390_va_start): Use split-stack vararg pointer if appropriate.
7838 (s390_asm_file_end): Emit the split-stack note sections.
7839 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7840 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7841 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7842 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7843 (split_stack_prologue): New expand.
7844 (split_stack_space_check): New expand.
7845 (split_stack_data): New insn.
7846 (split_stack_call): New expand.
7847 (split_stack_call_*): New insn.
7848 (split_stack_cond_call): New expand.
7849 (split_stack_cond_call_*): New insn.
7851 2016-02-15 Richard Biener <rguenther@suse.de>
7853 PR tree-optimization/69783
7854 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7855 Add trivially correct cases.
7857 2016-02-15 Tom de Vries <tom@codesourcery.com>
7860 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7862 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7864 2016-02-15 Richard Biener <rguenther@suse.de>
7866 PR tree-optimization/69776
7867 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7868 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7869 indicate whether we can use TBAA to disambiguate against stores.
7870 Use alias-set zero if not.
7871 (visit_reference_op_store): Do not use TBAA when looking up
7873 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7874 (eliminate_dom_walker::before_dom_children): But not when looking
7875 up redundant stores.
7877 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7879 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7881 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7883 * config/i386/znver1.md
7884 (znver1_pop, znver1_pop_mem,
7885 znver1_load_imov_double_store,
7886 znver1_load_imov_direct_store,
7887 znver1_load_imov_direct_load,
7888 znver1_load_imov_double_load): Add new.
7889 (znver1_insn, znver1_insn_load): Add icmov type.
7891 znver1_sseavx_fma_load,
7893 znver1_avx256_fma_load): Fix pipe usage.
7895 2016-02-14 Alan Modra <amodra@gmail.com>
7898 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7899 with an invalid hard reg, reload just the reg not the entire
7900 pre/post-inc/dec address expression.
7902 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7905 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7906 fixed R1_REG scratch reg.
7907 (sibcall_value_pcrel_fdpic): Likewise.
7909 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7913 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7915 2016-02-12 Walter Lee <walt@tilera.com>
7917 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7918 * config/tilegx/t-tilegx: Likewise.
7920 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7923 * diagnostic-show-locus.c (struct line_span): New struct.
7924 (layout::get_first_line): Delete.
7925 (layout::get_last_line): Delete.
7926 (layout::get_num_line_spans): New member function.
7927 (layout::get_line_span): Likewise.
7928 (layout::print_heading_for_line_span_index_p): Likewise.
7929 (layout::get_expanded_location): Likewise.
7930 (layout::calculate_line_spans): Likewise.
7931 (layout::m_first_line): Delete.
7932 (layout::m_last_line): Delete.
7933 (layout::m_line_spans): New field.
7934 (layout::layout): Update comment. Replace m_first_line and
7935 m_last_line with m_line_spans, replacing their initialization
7936 with a call to calculate_line_spans.
7937 (diagnostic_show_locus): When printing source lines and
7938 annotations, rather than looping over a single span
7939 of lines, instead loop over each line_span within
7940 the layout, with an inner loop over the lines within them.
7941 Call the context's start_span callback when changing line spans.
7942 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7943 (diagnostic_build_prefix): Break out the building of the location
7944 part of the string into...
7945 (diagnostic_get_location_text): ...this new function, rewriting
7946 it from nested ternary expressions to a sequence of "if"
7948 (default_diagnostic_start_span_fn): New function.
7949 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7950 (diagnostic_context::start_span): New field.
7951 (default_diagnostic_start_span_fn): New prototype.
7953 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7956 * gcc.c (driver::finalize): Fix cleanup of "specs".
7958 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7962 * gcc.c (driver::driver): Initialize m_option_suggestions.
7963 (driver::~driver): Clean up m_option_suggestions.
7964 (suggest_option): Convert to...
7965 (driver::suggest_option): ...this, and split out into
7966 driver::build_option_suggestions and find_closest_string.
7967 (driver::build_option_suggestions): New function, from
7968 first half of suggest_option. Special-case
7969 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7970 the sanitizer_opts array. For options of enum types, add the
7971 various enum values to the candidate strings.
7972 (driver::handle_unrecognized_options): Remove "const".
7973 * gcc.h (driver::handle_unrecognized_options): Likewise.
7974 (driver::build_option_suggestions): New decl.
7975 (driver::suggest_option): New decl.
7976 (driver::m_option_suggestions): New field.
7977 * opts-common.c (add_misspelling_candidates): New function.
7978 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7979 and make non-static.
7980 * opts.h (sanitizer_opts): New array decl.
7981 (add_misspelling_candidates): New function decl.
7982 * spellcheck.c (find_closest_string): New function.
7983 * spellcheck.h (find_closest_string): New function decl.
7985 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7987 PR rtl-optimization/69764
7988 PR rtl-optimization/69771
7989 * optabs.c (expand_binop_directly): For shift_optab_p, force
7990 convert_modes with VOIDmode if xop1 has VOIDmode.
7992 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7995 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7996 to correctly determine instrumentation thunks.
7998 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8001 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8002 type by reference, force lhs on the call.
8005 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8006 Compute retval and retbnd early in all cases if split_part_return_p
8007 and return_bb is not EXIT. Remove all clobber stmts and reset
8008 all debug stmts that refer to SSA_NAMEs defined in split part,
8009 except if it is retval, in that case replace the old retval with the
8010 lhs of the call to the split part.
8012 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8015 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8018 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8019 whose result is used in PHI.
8020 (maybe_optimize_range_tests): Likewise.
8021 (final_range_test_p): Likweise.
8023 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8026 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8027 whose result is used in PHI.
8028 (maybe_optimize_range_tests): Likewise.
8029 (final_range_test_p): Likweise.
8031 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8033 * cgraph.c: Spelling fixes - behaviour -> behavior and
8034 neighbour -> neighbor.
8035 * target.def: Likewise.
8036 * sel-sched.c: Likewise.
8037 * config/mips/mips.c: Likewise.
8038 * config/arc/arc.md: Likewise.
8039 * config/arm/cortex-a57.md: Likewise.
8040 * config/arm/arm.c: Likewise.
8041 * config/arm/neon.md: Likewise.
8042 * config/arm/arm-c.c: Likewise.
8043 * config/vms/vms-c.c: Likewise.
8044 * config/s390/s390.c: Likewise.
8045 * config/i386/znver1.md: Likewise.
8046 * config/i386/i386.c: Likewise.
8047 * config/ia64/hpux-unix2003.h: Likewise.
8048 * config/msp430/msp430.md: Likewise.
8049 * config/rx/rx.c: Likewise.
8050 * config/rx/rx.md: Likewise.
8051 * config/aarch64/aarch64-simd.md: Likewise.
8052 * config/aarch64/aarch64.c: Likewise.
8053 * config/nvptx/nvptx.c: Likewise.
8054 * config/bfin/bfin.c: Likewise.
8055 * config/cris/cris.opt: Likewise.
8056 * config/rs6000/rs6000.c: Likewise.
8057 * target.h: Likewise.
8058 * spellcheck.c: Likewise.
8059 * ira-build.c: Likewise.
8060 * tree-inline.c: Likewise.
8061 * builtins.c: Likewise.
8062 * lra-constraints.c: Likewise.
8063 * explow.c: Likewise.
8064 * hwint.h: Likewise.
8065 * targhooks.c: Likewise.
8066 * tree-vect-data-refs.c: Likewise.
8068 * doc/tm.texi: Likewise.
8069 * doc/extend.texi: Likewise.
8070 * doc/install.texi: Likewise.
8071 * doc/md.texi: Likewise.
8072 * tree-ssa-tail-merge.c: Likewise.
8073 * sched-int.h: Likewise.
8074 * match.pd: Likewise.
8075 * sched-ebb.c: Likewise.
8076 * target.def (omit_struct_return_reg): Likewise.
8077 * gimple-ssa-isolate-paths.c: Likewise.
8078 (find_implicit_erroneous_behaviour): Renamed to...
8079 (find_implicit_erroneous_behavior): ... this.
8080 (find_explicit_erroneous_behaviour): Renamed to...
8081 (find_explicit_erroneous_behavior): ... this.
8082 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8084 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8086 PR rtl-optimization/64682
8087 PR rtl-optimization/69567
8088 PR rtl-optimization/69737
8089 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8090 in I2 as well, just lose it.
8092 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8094 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8096 (aarch64_last_printed_tune_string): Likewise.
8097 (aarch64_declare_function_name): Only output .arch assembler
8098 directive if it will be different from the previously output
8099 directive. Same for .tune comment but only if -dA is set.
8100 (aarch64_start_file): New function.
8101 (TARGET_ASM_FILE_START): Define.
8103 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8106 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8108 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8111 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8112 -Wmaybe-uninitialized warning.
8114 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8117 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8119 2016-02-11 Richard Biener <rguenther@suse.de>
8121 PR rtl-optimization/69291
8122 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8123 subexpressions affected by changing the result.
8125 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8128 * lra-constraints.c (curr_insn_transform): Find in/out operands
8129 for secondary memory moves. Update dups.
8131 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8133 PR tree-optimization/69652
8134 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8135 to nested loop, did source re-formatting, skip debug statements,
8136 add check on statement with volatile operand, remove dead scalar
8139 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8140 Patrick Palka <ppalka@gcc.gnu.org>
8144 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8145 calls if the return type is TREE_ADDRESSABLE.
8146 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8147 * ipa-split.c (split_function): Fix doubled "we" in comment.
8148 Use void return type for the split part even if
8149 !split_point->split_part_set_retval.
8151 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8153 PR tree-optimization/68021
8154 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8155 when computing the value of biv cand by itself.
8157 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8159 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8160 (cortexa57_tunings): Likewise.
8161 (cortexa72_tunings): Likewise.
8162 (arch_macro_fusion_pair_p): Add support for AES fusion.
8163 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8164 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8165 Allow virtual registers before reload so early scheduling works.
8166 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8167 correct latency and pipeline.
8168 (cortex_a57_crypto_complex): Likewise.
8169 (cortex_a57_crypto_xor): Likewise.
8170 (define_bypass): Add AES bypass.
8172 2016-02-10 Richard Biener <rguenther@suse.de>
8174 PR tree-optimization/69726
8175 * passes.def: Add DCE pass before late uninit.
8176 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8177 really fixup if-conversions job.
8179 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8181 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8182 (arm_cortex_a57_tune): Likewise.
8183 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8184 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8186 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8188 * timevar.def (TV_PHASE_DBGINFO): Delete.
8189 (TV_PHASE_CHECK_DBGINFO): Likewise.
8190 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8192 2016-02-10 Richard Biener <rguenther@suse.de>
8194 PR tree-optimization/69719
8195 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8196 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8198 2016-02-09 Andrew Pinski <apinski@cavium.com>
8201 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8202 get_vcond_mask_icode returns false.
8204 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8207 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8208 an ADDIS that adds a pointer to a large constant that sets the
8209 upper16 bits with a load operation.
8211 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8214 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8216 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8218 (vzipq_s16): Likewise.
8219 (vzipq_s32): Likewise.
8220 (vzipq_f32): Likewise.
8221 (vzipq_u8): Likewise.
8222 (vzipq_u16): Likewise.
8223 (vzipq_u32): Likewise.
8224 (vzipq_p8): Likewise.
8225 (vzipq_p16): Likewise.
8227 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8230 * config/arm/arm.c (neon_endian_lane_map): New function.
8231 (neon_vector_pair_endian_lane_map): New function.
8232 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8233 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8235 (vuzpq_s16): Likewise.
8236 (vuzpq_s32): Likewise.
8237 (vuzpq_f32): Likewise.
8238 (vuzpq_u8): Likewise.
8239 (vuzpq_u16): Likewise.
8240 (vuzpq_u32): Likewise.
8241 (vuzpq_p8): Likewise.
8242 (vuzpq_p16): Likewise.
8244 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8247 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8250 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8252 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8253 truncate const_int operand 1 to QImode.
8255 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8257 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8258 corresponding to an abnormal edge.
8260 2016-02-09 Tom de Vries <tom@codesourcery.com>
8262 PR tree-optimization/69599
8263 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8265 (find_func_aliases_for_builtin_call, find_func_clobbers)
8266 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8269 2016-02-09 Richard Biener <rguenther@suse.de>
8271 PR tree-optimization/69715
8272 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8273 LHS on calls as non-rewritable.
8275 2016-02-09 Tom de Vries <tom@codesourcery.com>
8278 * lto-wrapper.c (append_diag_options): New function.
8279 (compile_offload_image): Call append_diag_options.
8281 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8284 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8285 Minor copy-edit to fix verb tenses.
8287 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8289 PR tree-optimization/69209
8290 * ipa-split.c (split_function): If split part is not
8291 returning retval, retval has gimple type but is not
8292 gimple value, force it into a SSA_NAME first.
8294 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8296 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8299 2016-02-08 Jason Merrill <jason@redhat.com>
8302 * convert.c (convert_to_integer_1): Check dofold on truncation
8304 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8305 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8306 Rename from *_nofold.
8307 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8308 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8310 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8313 * tree.c (build_common_tree_nodes): Remove short_double argument.
8314 All callers changed.
8315 * tree.h (build_common_tree_nodes): Adjust declaration.
8316 * doc/invoke.texi (-fshort-double): Remove documentation.
8317 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8318 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8319 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8320 (append_linker_options): Don't handle OPT_fshort_double.
8322 PR rtl-optimization/68730
8323 * lra-remat.c (insn_to_cand_activation): New static variable.
8324 (lra_remat): Allocate and free it.
8325 (create_cand): New arg activation. Initialize a field in
8326 insn_to_cand_activation if it is nonnull.
8327 (create_cands): Pass the activation insn to create_cand when making
8328 a candidate involving an output reload. Reorganize code a little.
8329 (do_remat): Keep track of active status of candidates in a separate
8332 2016-02-08 Richard Biener <rguenther@suse.de>
8334 PR tree-optimization/69719
8335 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8336 Properly use absolute of the difference of the two offsets to
8337 compare or adjust the segment length.
8339 2016-02-08 Richard Biener <rguenther@suse.de>
8340 Jeff Law <law@redhat.com>
8343 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8344 types for anonymous SSA names.
8346 2016-02-08 Richard Biener <rguenther@suse.de>
8348 PR rtl-optimization/69274
8349 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8351 2016-02-08 Jeff Law <law@redhat.com>
8353 PR tree-optimization/65917
8354 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8355 equivalences from if (x == y) style conditionals.
8356 (loop_depth_of_name): Remove.
8357 (record_equality): Remove loop depth check.
8358 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8359 (const_and_copies::record_const_or_copy_raw): New member function.
8360 * tree-ssa-scopedtables.c
8361 (const_and_copies::record_const_or_copy_raw): New, factored out of
8362 (const_and_copies::record_const_or_copy): Call new member function.
8364 2016-02-05 Jeff Law <law@redhat.com>
8366 PR tree-optimization/68541
8367 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8368 (count_stmts_in_block): New function.
8369 (poor_ifcvt_candidate_code): Likewise.
8370 (is_feasible_trace): Add some heuristics to determine when path
8371 splitting is profitable.
8372 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8373 is a diamond with a single exit.
8375 2016-02-05 Martin Sebor <msebor@redhat.com>
8378 * doc/invoke.texi: Update -Wplacement-new to take an optional
8381 2016-02-06 Richard Henderson <rth@redhat.com>
8384 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8385 out of non-standard address spaces.
8387 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8389 PR rtl-optimization/69691
8390 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8392 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8394 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8395 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8396 (*ieee128_mfvsrd_64bit): Likewise.
8397 (*ieee128_mfvsrd_32bit): Likewise.
8399 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8403 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8405 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8406 instrumented_version.
8408 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8410 * doc/invoke.texi (Optimize Options): In table of --param options
8411 rename second occurrence of tracer-min-branch-ratio to
8412 tracer-min-branch-probability, rename
8413 tracer-min-branch-ratio-feedback to
8414 tracer-min-branch-probability-feedback and clarify description,
8415 rename sched-spec-state-edge-prob-cutoff to
8416 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8417 to selsched-insns-to-rename, rename lto-minpartition to
8418 lto-min-partition, delete reorder-blocks-duplicate and
8419 reorder-blocks-duplicate-feedback.
8421 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8423 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8426 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8428 * doc/extend.texi: S/390: Correct some typos.
8430 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8432 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8434 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8437 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8438 (s390_register_info_gprtofpr): Use new macros above.
8439 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8441 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8442 its name. Adjust restore and save gpr ranges.
8443 (s390_register_info_set_ranges): New function.
8444 (s390_register_info): Use new macros above. Call
8445 s390_register_info_set_ranges.
8446 (s390_optimize_register_info): Likewise.
8447 (s390_hard_regno_rename_ok): Use new macros.
8448 (s390_hard_regno_scratch_ok): Likewise.
8449 (s390_emit_epilogue): Likewise.
8450 (s390_can_use_return_insn): Likewise.
8451 (s390_optimize_prologue): Likewise.
8452 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8454 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8457 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8459 (ix86_option_override_internal): Disable TARGET_STV even for
8460 -m{incoming,preferred}-stack-boundary=3.
8462 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8464 * config.gcc: Mark deprecated rtems targets as obsolete.
8466 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8468 PR rtl-optimization/64682
8469 PR rtl-optimization/69567
8470 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8471 before I2 only if the register is both used and set in I2.
8473 2016-02-04 DJ Delorie <dj@redhat.com>
8475 * config/msp430/msp430.c (msp430_start_function): Add function type.
8477 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8480 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8482 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8484 PR rtl-optimization/69577
8486 2015-10-29 Richard Henderson <rth@redhat.com>
8490 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8491 sse check to the exact conditions of PR 67609.
8493 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8496 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8497 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8498 not allowed into the traditional Altivec registers.
8499 (movtd_64bit_nodm): Likewise.
8500 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8502 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8504 * config/aarch64/cortex-a57-fma-steering.c
8505 (aarch64_register_fma_steering): Remove "static" from arguments
8508 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8511 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8514 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8516 * doc/invoke.texi: Delete -mno-fma4.
8518 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8520 PR rtl-optimization/69577
8521 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8522 (find_subregs_of_mode): Update accordingly. Iterate over partial
8525 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8527 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8528 * config/arm/arm.c (neon_reinterpret): Remove.
8529 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8530 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8531 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8532 vreinterpretti): Remove.
8533 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8534 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8535 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8536 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8537 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8538 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8539 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8540 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8541 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8542 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8543 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8544 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8545 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8546 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8547 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8548 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8549 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8550 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8551 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8552 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8553 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8554 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8555 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8556 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8557 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8558 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8559 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8560 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8561 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8562 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8563 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8564 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8565 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8566 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8567 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8568 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8569 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8570 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8571 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8572 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8573 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8574 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8575 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8576 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8577 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8578 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8579 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8580 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8581 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8582 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8583 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8584 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8585 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8586 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8587 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8588 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8589 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8590 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8591 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8592 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8593 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8594 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8595 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8596 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8597 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8598 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8599 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8600 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8601 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8602 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8603 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8604 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8605 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8606 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8607 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8608 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8609 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8610 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8611 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8612 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8613 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8614 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8615 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8616 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8617 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8618 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8619 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8620 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8621 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8622 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8623 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8624 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8625 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8626 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8627 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8628 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8629 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8630 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8631 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8632 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8633 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8634 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8635 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8637 2016-02-04 Martin Liska <mliska@suse.cz>
8640 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8641 that are gimple_store_p.
8642 (maybe_instrument_call): Likewise.
8644 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8646 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8647 register scaling out of memory reference and comment why.
8649 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8653 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8654 folding the source of a SET.
8656 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8660 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8661 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8663 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8667 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8670 2016-02-04 Christian Bruel <christian.bruel@st.com>
8672 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8673 * config/arm/arm.c (arm_set_current_function): Likewise.
8675 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8676 Ilya Enkovich <enkovich.gnu@gmail.com>
8677 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/i386/i386.c (convert_scalars_to_vector): Remove
8681 stack alignment fixes.
8682 (ix86_option_override_internal): Disable TARGET_STV if stack
8683 might not be aligned enough.
8684 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8686 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8688 * gcc/config/i386/x86-tune.def: Disable default prefetching
8691 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8692 Vladimir Makarov <vmakarov@redhat.com>
8695 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8696 in validating fused toc addresses.
8698 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8701 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8702 range->m_caret fields if range->m_show_caret_p is false.
8705 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8706 Force oldval into register if it does not satisfy reg_or_short_operand
8707 predicate. Fix up formatting.
8709 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8710 Alexandre Oliva <aoliva@redhat.com>
8713 * lra-constraints.c (simplify_operand_subreg): Check additionally
8714 address validity after potential reloading.
8715 (process_address_1): Check insns validity. In case of failure do
8718 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8721 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8724 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8726 * wide-int.cc (canonize_uhwi): New function.
8727 (wi::divmod_internal): Use it.
8729 2016-02-02 James Norris <jnorris@codesourcery.com
8731 * gimplify.c (omp_notice_variable): Add usage check.
8733 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8735 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8736 like LE, GE, LT, GT when emitting relational operator.
8738 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8740 * ira-costs.c (find_costs_and_classes): Add extra argument.
8741 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8742 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8743 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8744 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8745 Add best_class parameter, and return it if not ALL_REGS.
8746 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8748 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8751 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8753 * config/aarch64/aarch64.c
8754 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8755 (aarch64_ira_change_pseudo_allocno_class): New function.
8757 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8762 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8764 * config/avr/avr.c (avr_option_override): Set
8765 PARAM_ALLOW_STORE_DATA_RACES to 1.
8767 2016-02-02 Richard Biener <rguenther@suse.de>
8769 PR tree-optimization/69595
8770 * match.pd: Add range test simplifications to true/false.
8772 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8774 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8775 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8778 2016-02-02 Richard Biener <rguenther@suse.de>
8780 PR tree-optimization/69606
8781 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8782 info on the result before moving a stmt.
8784 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8787 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8788 branch with vector comparison.
8789 * config/i386/sse.md (VI48_AVX): New mode iterator.
8790 (define_expand "cbranch<mode>4): Add support for conditional branch
8791 with vector comparison.
8792 * tree-vect-loop.c (optimize_mask_stores): New function.
8793 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8794 has_mask_store field of vect_info.
8795 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8796 vectorized loops having masked stores after vec_info destroy.
8797 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8798 correspondent macros.
8799 (optimize_mask_stores): Add prototype.
8801 2016-02-02 Alan Modra <amodra@gmail.com>
8804 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8807 2016-02-02 Alan Modra <amodra@gmail.com>
8810 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8811 whenever toc_label_name used.
8812 (rs6000_file_start): Don't set up toc section here,
8813 (rs6000_output_function_epilogue): do so here instead,
8814 (rs6000_xcoff_file_start): and here.
8815 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8816 (load_toc_aix_di): Likewise.
8818 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8820 PR rtl-optimization/69592
8821 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8822 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8823 (num_sign_bit_copies_binary_arith_p): New inline function.
8824 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8826 2016-02-01 Jeff Law <law@redhat.com>
8828 PR tree-optimization/69580
8829 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8830 * tree-ssa-threadbackward.c
8831 (fsm_find_control_statement_thread_paths): Do not try to walk
8832 through large PHI nodes.
8834 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8836 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8837 when count is incremented above limit, don't analyze further
8840 * omp-low.c (oacc_parse_default_dims): Avoid
8841 -Wsign-compare warning, make sure value fits into int
8842 rather than just unsigned int.
8844 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8846 PR tree-optimization/67921
8847 * fold-const.c (split_tree): New parameters. Convert pointer
8848 type variable part to proper type before negating.
8849 (fold_binary_loc): Pass new arguments to split_tree.
8851 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8853 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8854 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8855 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8856 * doc/tm.texti: Rebuilt.
8857 * doc/invoke.texi (fopenacc-dim): Document.
8858 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8859 (append_compiler_options): Likewise.
8860 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8861 (oacc_parse_default_dims): New.
8862 (oacc_validate_dims): Add USED arg. Select non-unity default when
8864 (oacc_loop_fixed_partitions): Return mask of used partitions.
8865 (oacc_loop_auto_partitions): Emit dump info.
8866 (oacc_loop_partition): Return mask of used partitions.
8867 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8868 loop partitioning and validation calls.
8870 2016-02-01 Richard Biener <rguenther@suse.de>
8873 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8875 2016-02-01 Richard Biener <rguenther@suse.de>
8877 PR tree-optimization/69574
8878 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8879 of asserting return chrec_dont_know.
8881 2016-02-01 Martin Liska <mliska@suse.cz>
8883 * mem-stats-traits.h: Add copyright header.
8884 * mem-stats.h: Likewise.
8886 2016-02-01 Richard Biener <rguenther@suse.de>
8888 PR tree-optimization/69579
8889 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8890 Do not propagate through abnormal PHI results.
8892 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8894 * postreload.c (reload_cse_simplify): Remove dead code.
8896 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8898 PR rtl-optimization/69570
8899 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8900 if there is more than one set, not if there is a single set.
8902 2016-02-01 Richard Henderson <rth@redhat.com>
8905 * combine.c (make_compound_operation): When looking through a
8906 subreg, make sure to re-extend to the width of the outer mode.
8908 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8910 PR tree-optimization/69546
8911 * wide-int.cc (wi::divmod_internal): For unsigned division
8912 where both operands fit into uhwi, if o1 is 1 and o0 has
8913 msb set, if divident_prec is larger than bits per hwi,
8914 clear another quotient word and return 2 instead of 1.
8915 Similarly for remainder with msb in HWI set, if dividend_prec
8916 is larger than bits per hwi.
8918 2016-01-29 Martin Jambor <mjambor@suse.cz>
8920 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8921 Use short lowercase names.
8922 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8923 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8924 acq_rel one. Protect warning agains segfaults if
8925 get_memory_order_name returns NULL.
8926 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8927 with release semantics. Do not warn if get_memory_order already did.
8928 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8929 semantics. Fix check for relaxed or acquire semantics. Do not warn
8930 if get_memory_order already did.
8932 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8934 * doc/install.texi: Document that isl-0.16 is supported.
8936 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8939 * config/i386/constraints.md (Bm): Describe as special memory
8941 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8942 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8943 * genpreds.c (struct constraint_data): Add is_special_memory.
8944 (have_special_memory_constraints, special_memory_start): New
8946 (special_memory_end): Ditto.
8947 (add_constraint): Add new arg is_special_memory. Add code to
8948 process its true value. Update have_special_memory_constraints.
8949 (process_define_constraint): Pass the new arg.
8950 (process_define_register_constraint): Ditto.
8951 (choose_enum_order): Process special memory.
8952 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8953 function insn_extra_special_memory_constraint.
8954 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8955 * gensupport.c (process_rtx): Process
8956 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8957 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8958 * ira-lives.c (single_reg_class): Use
8959 insn_extra_special_memory_constraint.
8960 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8961 * lra-constraints.c (process_alt_operands): Ditto.
8962 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8963 * recog.c (asm_operand_ok, preprocess_constraints): Process
8965 * reload.c (find_reloads): Ditto.
8966 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8967 * stmt.c (parse_input_constraint): Use
8968 insn_extra_special_memory_constraint.
8970 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8973 * lra-splill.c (lra_final_code_change): Revert r229087 by
8974 removing all sub-registers.
8976 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8979 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8981 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8984 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8985 SSE1, copy target into the temporary reg first before recursing
8988 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8990 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8993 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8995 * ginclude/stdarg.h: Test __cplusplus instead of
8996 __GXX_EXPERIMENTAL_CXX0X__.
8998 2016-01-29 Richard Biener <rguenther@suse.de>
9000 PR tree-optimization/69547
9001 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9002 Do not mark clobbers necessary.
9003 (mark_all_reaching_defs_necessary_1): Likewise.
9005 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9007 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9008 declaration name with %qs and print it in both error messages.
9009 Also fix indentation.
9011 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9014 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9015 trailing blank line from error message.
9017 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9020 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9023 2016-01-29 Richard Biener <rguenther@suse.de>
9026 * match.pd: Allow all integral types when simplifying a
9027 widening or sign-changing conversion.
9029 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9031 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9032 back to setting codegen_error to fail codegen.
9034 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9037 * config/i386/constraints.md (C): Only accept constant zero operand.
9038 (BC): New constraint.
9039 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9040 instead of C constraint.
9041 * doc/md.texi (Machine Constraints): Update description
9044 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9047 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9049 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9052 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9055 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9057 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9058 branches if using guessed profile.
9060 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9062 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9064 2016-01-28 Richard Henderson <rth@redhat.com>
9067 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9068 * config/aarch64/aarch64-protos.h: Update.
9069 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9070 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9071 (aarch64_get_condition_code_1): Handle CC_Cmode.
9072 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9073 (*add<mode>3_compareC_cconly_imm): New.
9074 (*add<mode>3_compareC_cconly): New.
9075 (*add<mode>3_compareC_imm): New.
9076 (add<mode>3_compareC): New.
9077 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9078 to be first. Use aarch64_carry_operation.
9079 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9080 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9081 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9082 (subti3): Use subdi3_compare1.
9083 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9084 (sub<mode>3_compare1): New.
9085 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9086 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9087 (*subsi3_carryin_uxtw): Likewise.
9088 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9089 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9090 * config/aarch64/iterators.md (DWI): New.
9091 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9092 (aarch64_borrow_operation): New.
9094 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9096 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9097 message when isl does not return a valid schedule.
9099 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9101 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9102 Remove comments from class declarations: they are already in the code
9105 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9107 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9109 (ternary_op_to_tree): Same.
9110 (unary_op_to_tree): Same.
9111 (nary_op_to_tree): Same.
9112 (gcc_expression_from_isl_expr_op): Same.
9113 (gcc_expression_from_isl_expression): Same.
9114 (graphite_create_new_loop): Same.
9115 (graphite_create_new_loop_guard): Same.
9116 (build_iv_mapping): Same.
9117 (graphite_create_new_guard): Same.
9118 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9119 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9121 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9123 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9124 instead of setting codegen_error to fail codegen.
9126 2016-01-28 Jason Merrill <jason@redhat.com>
9128 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9130 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9132 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9133 Remove CONST_INT_P check in CCMP cost calculation.
9135 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9137 * config/aarch64/aarch64.c (generic_vector_cost):
9138 Set vec_permute_cost.
9139 (cortexa57_vector_cost): Likewise.
9140 (exynosm1_vector_cost): Likewise.
9141 (xgene1_vector_cost): Likewise.
9142 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9143 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9144 Add vec_permute_cost entry.
9146 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9148 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9150 (add<mode>3_compare0): Likewise.
9151 (addsi3_compare0_uxtw): Likewise.
9152 (add<mode>3nr_compare0): Likewise.
9153 (compare_neg<mode>): Likewise.
9154 (<optab><mode>3): Likewise.
9156 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9158 * tree-vect-stmts.c (vectorizable_comparison): Add
9159 NULL check for vectype.
9161 2016-01-28 Richard Biener <rguenther@suse.de>
9163 PR tree-optimization/69466
9164 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9165 Account for PHIs we couldn't duplicate.
9167 2016-01-28 Martin Liska <mliska@suse.cz>
9170 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9171 instead of ENABLE_VALGRIND_CHECKING.
9173 2016-01-27 Richard Henderson <rth@redhat.com>
9176 * lra-remat.c (subreg_regs): New.
9177 (dump_candidates_and_remat_bb_data): Dump it.
9178 (operand_to_remat): Reject if operand in subreg_regs.
9179 (set_bb_regs): Collect subreg_regs.
9180 (lra_remat): Init and free subreg_regs. Compute
9181 calculate_local_reg_remat_bb_data before create_cands.
9183 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9186 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9187 change stack_alignment_needed for __tls_get_addr call.
9189 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9191 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9193 2016-01-27 Jeff Law <law@redhat.com>
9195 PR tree-optimization/68398
9196 PR tree-optimization/69196
9197 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9198 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9199 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9200 Only count PHIs in the last block in the path. The others will
9201 const/copy propagate away. Add heuristic to allow more irreducible
9202 subloops to be created when it is likely profitable to do so.
9204 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9205 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9206 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9208 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9211 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9212 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9213 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9214 * tree-streamer-in.c: Include asan.h.
9215 (streamer_get_builtin_tree): For builtins in sanitizer
9216 range call initialize_sanitizer_builtins and retry.
9218 2016-01-27 Ian Lance Taylor <iant@google.com>
9220 * common.opt (fkeep-gc-roots-live): New undocumented option.
9221 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9222 -fkeep-gc-roots-live, skip pointers.
9223 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9226 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9230 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9232 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9235 * configure.ac: NetBSD provides SSP in its C library.
9236 * configure: Updated.
9238 2016-01-27 Richard Biener <rguenther@suse.de>
9240 PR tree-optimization/69166
9241 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9242 reduction code for commutativity / associativity.
9244 2016-01-27 Martin Jambor <mjambor@suse.cz>
9246 PR tree-optimization/69355
9247 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9248 total_scalarization fails.
9250 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9252 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9255 2016-01-27 Christian Bruel <christian.bruel@st.com>
9258 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9259 Move arm_reset_previous_fndecl and set_target_option_current_node in
9260 the conditional part. Call save_restore_target_globals.
9261 * config/arm/arm.c (arm_set_current_function):
9262 Refactor to better support #pragma target and attribute mix.
9263 Call save_restore_target_globals.
9264 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9266 2016-01-27 Martin Liska <mliska@suse.cz>
9268 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9269 reference for an HSA kernel and its host function.
9271 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9273 PR tree-optimization/69399
9274 * wide-int.h (wi::lrshift): For larger precisions, only
9275 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9277 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9279 * config/arc/predicates.md (proper_comparison_operator): Reject
9280 constant-constant comparison.
9282 2016-01-26 Tom de Vries <tom@codesourcery.com>
9284 PR tree-optimization/69110
9285 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9286 DR_NUM_DIMENSIONS == 0.
9288 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9289 Sebastian Pop <s.pop@samsung.com>
9291 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9292 isl_ast_op_cond and isl_ast_op_select.
9293 (gcc_expression_from_isl_expr_op): Same.
9295 2016-01-26 Jason Merrill <jason@redhat.com>
9298 * tree.c (recompute_constructor_flags): Split out from
9300 (verify_constructor_flags): New.
9301 * tree.h: Declare them.
9303 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9305 PR rtl-optimization/69217
9306 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9307 are no TYPE_FIELDS set for the record type.
9309 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9312 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9313 toc_label_name unconditionally.
9314 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9315 SYMBOL_REF string. Use toc_label_name instead of constructing
9317 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9318 constructing LCTOC1.
9320 2016-01-26 Martin Sebor <msebor@redhat.com>
9323 * doc/extend.texi (Common Type Attributes): Move text that talks about
9324 attribute packed from attribute aligned to the section discussing
9325 the former attribute for clarity.
9327 2016-01-26 Richard Henderson <rth@redhat.com>
9330 * trans-mem.c (tm_region_init): Mark entry block as visited.
9332 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9335 * diagnostic-show-locus.c (layout::print_source_line): Replace
9336 call to pp_newline with call to layout::print_newline.
9337 (layout::print_annotation_line): Likewise.
9338 (layout::move_to_column): Likewise.
9339 (layout::print_any_fixits): After printing any fixits, print a
9340 trailing newline, if necessary.
9341 (layout::print_newline): New method, resetting any colorization
9343 (diagnostic_show_locus): Move the pp_newline to before the
9344 early bailout. Remove dummy block enclosing the layout instance.
9345 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9346 of pp_newline_and_flush with pp_flush.
9347 (diagnostic_append_note): Delete use of pp_newline.
9348 (diagnostic_append_note_at_rich_loc): Delete.
9349 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9350 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9351 when newline characters are added to the buffer.
9353 2016-01-26 Michael Matz <matz@suse.de>
9355 * configure.ac (ac_cv_std_swap_in_utility): New test.
9356 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9357 * configure: Regenerate.
9358 * config.in: Regenerate.
9360 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9362 * config/arc/arc.md (cstoresi4): Force operand into register.
9363 (arcset<code>): Fix predicate.
9364 (arcsetltu): Likewise.
9365 (arcsetgeu): Likewise.
9366 (arcsethi): Likewise.
9367 (arcsetls): Likewise.
9369 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9371 PR tree-optimization/69483
9372 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9373 if base has error_mark_node type.
9375 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9378 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9379 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9381 (vget_lane_f16): Handle big-endian.
9382 (vgetq_lane_f16): Likewise.
9383 (vset_lane_f16): Likewise.
9384 (vsetq_lane_f16): Likewise.
9385 * config/arm/iterators.md (VQXMOV): Add V8HF.
9386 (VDQ): Add V4HF and V8HF.
9387 (V_reg): Handle V4HF and V8HF.
9388 (Is_float_mode): Likewise.
9389 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9390 neon_vdup_nv8hf): New patterns.
9391 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9392 Use VD_LANE iterator.
9393 (neon_vld1_dup<mode>): Use VQ2 iterator.
9395 2016-01-26 Nathan Sidwell <nathan@acm.org>
9397 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9398 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9399 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9400 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9401 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9402 (oacc_validate_dims): Add LEVEL arg, don't return level.
9403 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9405 (execute_oacc_device_lower): Adjust, add more dump output.
9406 * tree-ssa-loop.c (gate_oacc_kernels): Use
9407 oacc_fn_attrib_kernels_p.
9408 * tree-parloops.c (create_parallel_loop): Adjust
9409 set_oacc_fn_attrib call.
9411 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9414 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9415 (append_compiler_options): Handle -fcilkplus.
9416 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9418 2016-01-26 Nick Clifton <nickc@redhat.com>
9421 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9422 been marked as DECL_ONE_ONLY but we do not the means to make it
9423 so, then do not allow it to bind locally.
9425 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9428 * opts.h (parse_sanitizer_options): New prototype.
9429 * opts.c (sanitizer_opts): New array.
9430 (parse_sanitizer_options): New function.
9431 (common_handle_option): Use parse_sanitizer_options.
9433 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9436 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9437 alignment adjustment to ...
9438 (ix86_update_stack_boundary): Here. Don't over-align stack for
9440 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9441 if __tls_get_addr is called.
9443 2016-01-26 Christian Bruel <christian.bruel@st.com>
9445 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9447 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9449 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9451 2016-01-26 Richard Biener <rguenther@suse.de>
9454 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9456 2016-01-26 Richard Biener <rguenther@suse.de>
9458 PR tree-optimization/69452
9459 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9460 (move_computations_dom_walker::before_dom_children): Rename
9462 (move_computations_worker): This.
9463 (move_computations): Perform an RPO rather than a DOM walk.
9465 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9468 * combine.c (combine_instructions): For REG_EQUAL note with
9469 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9470 to the underlying register.
9471 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9472 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9474 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9477 * config/aarch64/aarch64-builtins.c
9478 (aarch64_init_simd_builtin_types): Do not set structural
9479 equality to __Poly{8,16,64,128}_t types.
9481 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9483 PR tree-optimization/69400
9484 * wide-int.cc (wi_pack): Take the precision as argument and
9485 perform canonicalization here rather than in the callers.
9486 Use the main loop to handle all full-width HWIs. Add a
9487 zero HWI if in_len isn't a full result.
9488 (wi::divmod_internal): Update accordingly.
9489 (wi::mul_internal): Likewise. Simplify.
9491 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9492 Sebastian Pop <s.pop@samsung.com>
9494 * graphite-poly.c (apply_poly_transforms): Simplify.
9495 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9496 (print_isl_map): Same.
9497 (print_isl_union_map): Same.
9498 (print_isl_schedule): New.
9499 (debug_isl_schedule): New.
9500 * graphite-dependences.c (scop_get_reads): Do not call
9501 isl_union_map_add_map that is undocumented isl functionality.
9502 (scop_get_must_writes): Same.
9503 (scop_get_may_writes): Same.
9504 (scop_get_original_schedule): Remove.
9505 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9506 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9507 (compute_deps): Remove.
9508 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9509 (debug_schedule_ast): New.
9510 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9511 set_separate_option.
9512 (graphite_regenerate_ast_isl): Add dump.
9513 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9514 from scop->transformed_schedule.
9515 (graphite_regenerate_ast_isl): Add more dump.
9516 * graphite-optimize-isl.c (optimize_isl): Set
9517 scop->transformed_schedule. Check whether schedules are equal.
9518 (apply_poly_transforms): Move here.
9519 * graphite-poly.c (apply_poly_transforms): ... from here.
9520 (free_poly_bb): Static.
9521 (free_scop): Static.
9522 (pbb_number_of_iterations_at_time): Remove.
9523 (print_isl_ast): New.
9524 (debug_isl_ast): New.
9525 (debug_scop_pbb): New.
9526 * graphite-scop-detection.c (print_edge): Move.
9528 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9529 (build_scop_scattering): Remove.
9530 (create_pw_aff_from_tree): Assert instead of bailing out.
9531 (add_condition_to_pbb): Remove unused code, do not fail.
9532 (add_conditions_to_domain): Same.
9533 (add_conditions_to_constraints): Remove.
9534 (build_scop_context): New.
9535 (add_iter_domain_dimension): New.
9536 (build_iteration_domains): Initialize pbb->iterators.
9537 Call add_conditions_to_domain.
9540 (index_outermost_in_loop): New.
9541 (index_pbb_in_loop): New.
9542 (outermost_pbb_in): New.
9543 (add_in_sequence): New.
9544 (add_outer_projection): New.
9545 (outer_projection_mupa): New.
9546 (add_loop_schedule): New.
9547 (build_schedule_pbb): New.
9548 (build_schedule_loop): New.
9549 (embed_in_surrounding_loops): New.
9550 (build_schedule_loop_nest): New.
9551 (build_original_schedule): New.
9552 (build_poly_scop): Call build_original_schedule.
9553 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9554 (free_poly_dr): Remove.
9555 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9556 (free_poly_bb): Remove.
9557 (debug_loop_vec): Remove.
9558 (print_isl_ast): Declare.
9559 (debug_isl_ast): Declare.
9560 (scop_do_interchange): Remove.
9561 (scop_do_strip_mine): Remove.
9562 (scop_do_block): Remove.
9563 (flatten_all_loops): Remove.
9564 (optimize_isl): Remove.
9565 (pbb_number_of_iterations_at_time): Remove.
9566 (debug_scop_pbb): Declare.
9567 (print_schedule_ast): Declare.
9568 (debug_schedule_ast): Declare.
9569 (struct scop): Remove schedule. Add original_schedule,
9570 transformed_schedule.
9571 (free_gimple_poly_bb): Remove.
9572 (print_generated_program): Remove.
9573 (debug_generated_program): Remove.
9574 (unify_scattering_dimensions): Remove.
9575 * sese.c (print_edge): ... here.
9576 (print_sese): ... here.
9577 (debug_edge): ... here.
9578 (debug_sese): ... here.
9579 * sese.h (print_edge): Declare.
9580 (print_sese): Declare.
9581 (dump_edge): Declare.
9582 (dump_sese): Declare.
9584 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9585 Sebastian Pop <s.pop@samsung.com>
9587 * Makefile.in: Set ISLVER in site.exp.
9589 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9591 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9592 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9593 through DECL_VALUE_EXPR for expansion.
9595 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9597 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9598 the frame info after reload completed.
9600 2016-01-25 Jeff Law <law@redhat.com>
9602 PR tree-optimization/69196
9603 PR tree-optimization/68398
9604 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9605 tree-ssa-threadupdate.c.
9606 (determine_bb_domination_status): Prototype
9607 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9608 (determine_bb_domination_status): No longer static.
9609 (valid_jump_thread_path): Remove code to detect characteristics
9610 of the jump thread path not associated with correctness.
9611 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9612 Correct test for thread path length. Count PHIs for real operands as
9613 statements that need to be copied. Do not count ASSERT_EXPRs.
9614 Look at all the blocks in the thread path. Compute and selectively
9615 filter thread paths based on threading through the latch, threading
9616 a multiway branch or crossing a multiway branch.
9618 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9620 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9621 decl with __attribute__ ((unused)) annotation.
9623 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9626 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9627 of operands is compatible with a statement vectype.
9629 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9631 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9632 improve wording for mixed storage order support.
9634 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9636 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9637 (vcvt_u64_f64): Likewise.
9638 (vcvta_s64_f64): Likewise.
9639 (vcvta_u64_f64): Likewise.
9640 (vcvtm_s64_f64): Likewise.
9641 (vcvtm_u64_f64): Likewise.
9642 (vcvtn_s64_f64): Likewise.
9643 (vcvtn_u64_f64): Likewise.
9644 (vcvtp_s64_f64): Likewise.
9645 (vcvtp_u64_f64): Likewise.
9647 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9649 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9650 (arc_init): Check validity mll64 option.
9651 (arc_save_restore): Use double load/store instruction.
9652 (arc_expand_movmem): Likewise.
9653 (arc_split_move): Don't split if we have double load/store
9654 instructions. Returns a boolean.
9655 (arc_process_double_reg_moves): Change function to return boolean
9656 instead of a sequence of instructions.
9657 (arc_dwarf_register_span): New function.
9658 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9659 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9660 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9661 (*movdf_insn): Likewise.
9662 * config/arc/arc.opt (mll64): New option.
9663 * config/arc/predicates.md (even_register_operand): New predicate.
9664 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9666 2016-01-25 Richard Biener <rguenther@suse.de>
9669 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9670 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9672 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9674 2016-01-25 Richard Biener <rguenther@suse.de>
9676 PR tree-optimization/69376
9677 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9679 (VN_INFO_ANTI_RANGE_P): New inline.
9680 (VN_INFO_RANGE_TYPE): Likewise.
9681 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9682 SSA_NAME_ANTI_RANGE_P.
9683 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9684 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9685 Properly query VN_INFO_RANGE_TYPE.
9687 2016-01-25 Nick Clifton <nickc@redhat.com>
9690 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9692 2016-01-23 Tom de Vries <tom@codesourcery.com>
9694 PR tree-optimization/69426
9695 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9698 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9700 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9701 "the the" with "the" in the comments.
9702 * ipa-devirt.c (build_type_inheritance_graph,
9703 update_type_inheritance_graph): Likewise.
9704 * tree.c (build_function_type_list_1): Likewise.
9705 * cfgloopmanip.c (scale_loop_profile): Likewise.
9706 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9707 * gimple-ssa-split-paths.c
9708 (find_block_to_duplicate_for_splitting_paths): Likewise.
9709 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9710 * expr.c (convert_move): Likewise.
9711 * var-tracking.c (vt_stack_adjustments): Likewise.
9712 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9713 * tree-vrp.c (test_for_singularity): Likewise.
9715 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9716 directly instead of building a temporary tree.
9719 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9720 remove <algorithm> include.
9722 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9725 * config/i386/i386.c: Include dojump.h.
9726 (expand_small_movmem_or_setmem,
9727 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9729 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9730 if dynamic_check != -1.
9732 2016-01-21 Jeff Law <law@redhat.com>
9735 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9736 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9737 into dominated_by_p.
9738 (cprop_into_successor_phis): Avoid unnecessary tests.
9740 2016-01-22 Richard Henderson <rth@redhat.com>
9743 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9744 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9746 2016-01-22 Michael Matz <matz@suse.de>
9748 * system.h (string, algorithm): Include only conditionally.
9749 (new): Include always under C++.
9750 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9751 * final.c (toplevel): Ditto.
9752 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9753 * genconditions.c (write_header): Make gencondmd.c define
9755 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9757 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9758 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9760 2016-01-22 Christian Bruel <christian.bruel@st.com>
9763 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9765 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9768 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9769 define_insn_and_split. Ensure operands[1] and operands[0] do not
9770 get assigned the same register.
9772 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9774 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9776 2016-01-22 Christian Bruel <christian.bruel@st.com>
9778 * config/arm/arm-c.c (arm_pragma_target_parse):
9779 Remove warn_builtin_macro_redefined overwrite.
9781 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9783 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9784 flag_non_call_exceptions compatibility.
9786 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9789 * dwarf2out.c (add_child_die_after): New function.
9790 (dwarf_qual_info_t): New type.
9791 (dwarf_qual_info): New variable.
9792 (qualified_die_p): New function.
9793 (modified_type_die): For -fdebug-types-section, ensure
9794 canonical order of qualifiers. Put qualified DIEs adjacent
9795 to the corresponding non-qualified type DIE and search there
9796 for existing qualified DIEs.
9798 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9800 * doc/extend.texi (scalar_storage_order type attribute): Document
9801 restriction on type punning and aliasing, and remove future tense.
9803 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9806 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9809 2016-01-21 Jeff Law <law@redhat.com>
9812 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9813 useless call to record_temporary_equivalences.
9814 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9815 allocate 10 slots in the bb_path vector and let it grow as needed.
9816 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9819 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9821 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9823 * configure: Regenerate.
9825 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9827 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9828 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9830 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9833 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9834 drop EXPAND_INITIALIZER.
9835 * rtl.h (contains_symbolic_reference_p): Declare.
9836 * rtlanal.c (contains_symbolic_reference_p): New function.
9837 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9838 a subtraction into a NOT if symbolic constants are involved.
9840 2016-01-21 Anton Blanchard <anton@samba.org>
9841 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9844 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9846 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9849 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9851 * config/microblaze/microblaze.c
9852 (get_branch_target): New.
9853 (insert_wic_for_ilb_runout): New.
9855 (microblaze_machine_dependent_reorg): New.
9856 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9857 * config/microblaze/microblaze.md
9858 (UNSPEC_IPREFETCH): Define.
9859 (iprefetch): New pattern
9860 * config/microblaze/microblaze.opt
9861 (mxl-prefetch): New flag.
9863 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9865 * config/microblaze/microblaze.h
9866 (FIXED_REGISTERS): Update in macro.
9867 (CALL_USED_REGISTERS): Update in macro.
9869 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9871 PR rtl-optimization/68920
9872 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9875 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9877 PR rtl-optimization/68990
9878 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9879 pseudo instead of inheritance ones.
9881 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9882 Nick Clifton <nickc@redhat.com>
9886 * config/mips/mips.c (mips_compute_frame_info): Initialise
9887 args_size and hard_frame_pointer_offset fields of the frame
9888 structure before calling mips_global_pointer.
9890 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9892 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9894 * configure: Regenerate.
9896 2016-01-21 Richard Biener <rguenther@suse.de>
9898 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9900 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9902 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9903 to actually emit the .size directive.
9905 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9906 Jakub Jelinek <jakub@redhat.com>
9910 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9911 args array size by one to avoid buffer overflow.
9913 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9915 * config/s390/s390.md (pool_section_start): Use switch_to_section
9916 to select proper read-only data section instead of hardcoding
9918 (pool_section_end): Use switch_to_section to match the above.
9920 2016-01-21 Richard Biener <rguenther@suse.de>
9922 PR tree-optimization/69378
9923 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9924 (set_ssa_val_to): Use it for dominance checks taking into
9925 account not executable edges.
9927 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9930 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9931 for bitsize instead of GET_MODE_PRECISION (mode).
9933 2016-01-20 Martin Sebor <msebor@redhat.com>
9936 * extend.texi (__sync Builtins): Clarify the semantics of
9937 __sync_fetch_and_OP built-ins on pointers.
9938 (__atomic Builtins): Same.
9940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9941 Sebastian Pop <s.pop@samsung.com>
9943 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9944 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9945 (is_valid_rename): Same.
9946 (translate_isl_ast_to_gimple::get_rename): Same.
9947 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9948 (translate_isl_ast_to_gimple::rename_uses): Same.
9949 (get_new_name): Check for close_phi nodes.
9950 (copy_loop_phi_args): Use phi_node_kind.
9951 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9952 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9954 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9955 Sebastian Pop <s.pop@samsung.com>
9957 Revert commit r229783.
9958 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9959 Remove use of parameter_rename_map.
9961 (copy_internal_parameters): Remove.
9962 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9963 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9964 (free_sese_info): Do not free parameter_rename_map.
9965 (set_rename): Do not use parameter_rename_map.
9966 (rename_uses): Update call to set_rename.
9967 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9968 * sese.h (parameter_rename_map_t): Remove.
9969 (struct sese_info_t): Remove field parameter_rename_map.
9971 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9972 Sebastian Pop <s.pop@samsung.com>
9974 * graphite-isl-ast-to-gimple.c: Fix comment.
9975 * graphite-scop-detection.c (defined_in_loop_p): New.
9976 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9977 names defined in loop.
9979 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9980 Sebastian Pop <s.pop@samsung.com>
9982 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9983 Discard unstructured if-then-else regions.
9985 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9986 Sebastian Pop <s.pop@samsung.com>
9988 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9989 (cleanup_loop_iter_dom): Remove.
9990 (build_loop_iteration_domains): Remove.
9991 (build_scop_context): Remove.
9992 (build_scop_iteration_domain): Remove.
9993 (add_loop_constraints): New.
9994 (build_iteration_domains): New.
9995 (build_poly_scop): Call build_iteration_domains.
9997 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9998 Sebastian Pop <s.pop@samsung.com>
10000 * graphite-scop-detection.c
10001 (scop_detection::harmful_loop_in_region): Free dom and loops.
10002 (scop_detection::loop_body_is_valid_scop): Free bbs.
10004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10005 Sebastian Pop <s.pop@samsung.com>
10007 * graphite-scop-detection.c (record_loop_in_sese): New.
10008 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10009 (build_scops): Remove call to build_sese_loop_nests.
10010 * sese.c (sese_record_loop): Remove.
10011 (build_sese_loop_nests): Remove.
10012 (new_sese_info): Remove region->loops.
10013 (free_sese_info): Same.
10014 * sese.h (sese_contains_loop): Same.
10015 (build_sese_loop_nests): Remove.
10016 (sese_contains_loop): Remove.
10018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10019 Sebastian Pop <s.pop@samsung.com>
10021 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10022 loop_is_valid_in_scop.
10023 (scop_detection::harmful_stmt_in_region): Renamed
10024 harmful_loop_in_region.
10025 Call loop_is_valid_in_scop.
10027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10028 Sebastian Pop <s.pop@samsung.com>
10030 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10033 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10034 Sebastian Pop <s.pop@samsung.com>
10036 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10037 * graphite.h (struct poly_bb): Remove field is_reduction.
10038 (PBB_IS_REDUCTION): Remove.
10040 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10041 Sebastian Pop <s.pop@samsung.com>
10043 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10044 (add_pdr_constraints): Same.
10045 (scop_get_reads): Same.
10046 (scop_get_must_writes): Same.
10047 (scop_get_may_writes): Same.
10048 (scop_get_original_schedule): Same.
10049 (extend_schedule): Same.
10050 (apply_schedule_on_deps): Same.
10051 (carries_deps): Same.
10052 (compute_deps): Same.
10053 (scop_get_dependences): Same.
10054 * graphite-isl-ast-to-gimple.c
10055 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10056 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10057 (get_schedule_for_band_list): Same.
10058 (get_schedule_map): Same.
10059 (apply_schedule_map_to_scop): Same.
10060 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10061 (build_loop_iteration_domains): Same.
10062 (add_condition_to_pbb): Same.
10063 (add_param_constraints): Same.
10064 (pdr_add_memory_accesses): Same.
10065 (pdr_add_data_dimensions): Same.
10067 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10069 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10072 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10074 * common.opt (feliminate-dwarf2-dups): Replace references to
10075 "DWARF 2" with just "DWARF".
10076 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10077 * doc/extend.texi: Likewise.
10078 * doc/cpp.texi: Likewise.
10079 * doc/invoke.texi: Likewise.
10080 (Option Summary): Add -gdwarf to list of Debugging Options.
10081 (Debugging Options): Document -gdwarf.
10082 * doc/contrib.texi: Spell "DWARF" like that.
10084 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10086 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10087 warning. Fix up formatting.
10089 PR middle-end/67653
10090 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10091 attempt to mark memory input operand addressable and
10092 call prepare_gimple_addressable in that case. Don't adjust
10093 input_location for diagnostics, use error_at instead.
10095 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10097 * config/rs6000/ppc-auxv.h: New file.
10098 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10099 (cpu_is): Likewise.
10100 (cpu_supports): Likewise.
10101 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10102 (cpu_is_info): New variable.
10103 (cpu_supports_info): Likewise.
10104 (tcb_verification_symbol): Likewise.
10105 (cpu_builtin_p): Likewise.
10106 (cpu_expand_builtin): New function.
10107 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10108 (rs6000_init_builtins): Likewise.
10109 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10110 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10111 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10112 * configure: Regenerate.
10113 * config.in: Likewise.
10114 * doc/extend.texi (PowerPC Built-in Functions): Document
10115 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10117 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10120 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10122 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10125 2016-01-20 Richard Henderson <rth@redhat.com>
10131 * tree.c (tm_define_builtin): New.
10132 (find_tm_vector_type): New.
10133 (build_tm_vector_builtins): New.
10134 (build_common_builtin_nodes): Call it.
10136 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10138 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10139 (arm_fp_ok): Likewise.
10140 (arm_fp): Likewise.
10141 (arm_crypto): Likewise.
10143 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10144 Richard Biener <rguenther@suse.de>
10146 PR tree-optimization/69328
10147 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10148 vectors have same number of elements.
10149 (vectorizable_condition): Fix masked version recognition.
10151 2016-01-20 Richard Biener <rguenther@suse.de>
10153 PR tree-optimization/69345
10154 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10155 (VN_INFO_PTR_INFO): Likewise.
10156 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10157 info when it is equal between non-dominating SSA names.
10158 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10159 Make sure to look at original SSA infos.
10161 2016-01-20 Jeff Law <law@redhat.com>
10164 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10166 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10167 (pc_or_label_operand): New predicate.
10168 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10169 tests for small integers that are 2^n - 1.
10171 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10173 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10175 2016-01-19 Jeff Law <law@redhat.com>
10177 PR middle-end/69347
10178 * tree-ssa-threadbackwards.c
10179 (fsm_find_control_statement_thread_paths): Do not try to lookup
10180 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10182 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10184 * doc/lto.texi: Remove text that says only Gold has linker plugin
10187 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10189 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10190 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10191 the DIE accordingly.
10192 (modified_type_die): Add REVERSE parameter and pass it recursively,
10193 as well as to base_type_die. Adjust presence check accordingly.
10194 (base_type_for_mode): Adjust call to modified_type_die.
10195 (add_type_attribute): Add REVERSE parameter and pass it to
10197 (generic_parameter_die): Adjust call to add_type_attribute.
10198 (add_scalar_info): Likewise.
10199 (add_subscript_info): Likewise.
10200 (gen_array_type_die): Likewise.
10201 (gen_descr_array_type_die): Likewise.
10202 (gen_entry_point_die): Likewise.
10203 (gen_enumeration_type_die): Likewise.
10204 (gen_formal_parameter_die): Likewise.
10205 (gen_subprogram_die): Likewise.
10206 (gen_variable_die ): Likewise.
10207 (gen_const_die): Likewise.
10208 (gen_field_die): Likewise.
10209 (gen_pointer_type_die): Likewise.
10210 (gen_reference_type_die): Likewise.
10211 (gen_ptr_to_mbr_type_die): Likewise.
10212 (gen_inheritance_die): Likewise.
10213 (gen_subroutine_type_die): Likewise.
10214 (gen_typedef_die): Likewise.
10215 (force_type_die): Adjust call to modified_type_die.
10217 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10219 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10220 flow throughout the file. Fix broken link to Objective-C 2.0
10222 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10225 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10227 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10229 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10232 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10233 (maybe_record_node): Record cxa_pure_virtual as the only possible
10234 target if there are not ohter candidates.
10235 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10237 2016-01-19 Richard Biener <rguenther@suse.de>
10239 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10240 (get_memory_order): Likewise.
10242 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10244 * tree-vect-stmts.c (vectorizable_store): Check
10247 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10250 * gcc.c (driver::decode_argv): Add call to
10251 init_opts_obstack before init_options_struct.
10252 * opts.c (init_opts_obstack): Remove idempotency.
10253 (init_options_struct): Replace call to init_opts_obstack
10254 with a gcc_assert to verify that it has already been called.
10255 * toplev.c (toplev::main): Add call to init_opts_obstack before
10256 calls to init_options_struct.
10257 (toplev::finalize): Move cleanup of opts_obstack next to
10258 cleanup of save_decoded_options, clearing the latter, and
10259 save_decoded_options_count.
10261 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10264 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10265 attribute to unconditional. Remove %? from output template.
10267 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10268 Jiong Wang <jiong.wang@arm.com>
10270 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10271 generated from different expand order.
10273 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10275 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10276 Add support for CCMP costing.
10278 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10280 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10281 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10282 (fccmpe<mode>): Likewise.
10283 (fcmp): Rename to fcmp and globalize pattern.
10285 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10286 (aarch64_gen_ccmp_next): Add FP support.
10288 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10290 * target.def (gen_ccmp_first): Update documentation.
10291 (gen_ccmp_next): Likewise.
10292 * doc/tm.texi (gen_ccmp_first): Update documentation.
10293 (gen_ccmp_next): Likewise.
10294 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10295 expand_ccmp_expr_1. Improve comments.
10296 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10297 (ccmp_ior<mode>): Remove pattern.
10298 (cmp<mode>): Remove expand.
10299 (cmp): Globalize pattern.
10300 (cstorecc4): Use cc_register.
10301 (mov<mode>cc): Remove ccmp_cc_register check.
10302 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10303 Simplify after removal of CC_DNE/* modes.
10304 (aarch64_ccmp_mode_to_code): Remove.
10305 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10306 In 'k' case use integer as condition.
10307 (aarch64_nzcv_codes): Remove inverted cases.
10308 (aarch64_code_to_ccmode): Remove.
10309 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10310 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10311 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10312 pattern. Return the comparison with CC register. Invert conditions
10313 when bitcode is OR.
10314 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10315 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10317 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10319 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10320 instrumented_version.
10322 2016-01-19 Richard Biener <rguenther@suse.de>
10324 PR tree-optimization/69336
10325 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10326 handled components with get_ref_base_and_extent.
10327 (equal_mem_array_ref_p): Adjust.
10329 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10332 * shrink-wrap.c: Include valtrack.h.
10333 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10334 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10335 in between insn and where it will be moved to. Call
10336 dead_debug_insert_temp.
10337 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10338 first and dead_debug_local_finish at the end.
10339 For uses and defs bitmap, handle all regs in between REGNO and
10340 END_REGNO, not just the first one.
10342 2016-01-19 Richard Biener <rguenther@suse.de>
10344 PR tree-optimization/69352
10345 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10346 (equal_mem_array_ref_p): Constrain size and max size properly.
10347 Compare the reverse flag.
10349 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10351 * ira.c (ira): Update regstat data if we deleted insns.
10353 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10355 PR rtl-optimization/68955
10356 PR rtl-optimization/64557
10357 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10358 here. Fix up formatting.
10359 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10361 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10364 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10365 assume that the node has body.
10366 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10369 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10371 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10374 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10376 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10377 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10379 2016-01-19 Martin Jambor <mjambor@suse.cz>
10380 Martin Liska <mliska@suse.cz>
10381 Michael Matz <matz@suse.de>
10383 * Makefile.in (OBJS): Add new source files.
10384 (GTFILES): Add hsa.c.
10385 * common.opt (disable_hsa): New variable.
10386 (-Whsa): New warning.
10387 * config.in (ENABLE_HSA): New.
10388 * configure.ac: Treat hsa differently from other accelerators.
10389 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10390 $enable_offloading.
10391 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10392 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10393 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10394 --with-hsa-kmt-lib.
10395 * doc/invoke.texi (-Whsa): Document.
10396 (hsa-gen-debug-stores): Likewise.
10397 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10398 to invoke offload compiler for hsa acclerator.
10399 * opts.c (common_handle_option): Determine whether HSA offloading
10400 should be performed.
10401 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10402 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10403 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10404 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10405 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10406 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10407 GF_OMP_FOR_KIND_GRID_LOOP.
10408 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10409 (pp_gimple_stmt_1): Likewise.
10410 * gimple-walk.c (walk_gimple_stmt): Likewise.
10411 * gimple.c (gimple_build_omp_grid_body): New function.
10412 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10413 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10414 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10415 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10416 GF_OMP_TEAMS_GRID_PHONY.
10417 (gimple_statement_omp_single_layout): Updated comments.
10418 (gimple_build_omp_grid_body): New function.
10419 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10420 (gimple_omp_for_grid_phony): New function.
10421 (gimple_omp_for_set_grid_phony): Likewise.
10422 (gimple_omp_parallel_grid_phony): Likewise.
10423 (gimple_omp_parallel_set_grid_phony): Likewise.
10424 (gimple_omp_teams_grid_phony): Likewise.
10425 (gimple_omp_teams_set_grid_phony): Likewise.
10426 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10427 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10428 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10429 (BUILT_IN_GOMP_TARGET): Updated type.
10430 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10431 (adjust_for_condition): New function.
10432 (get_omp_for_step_from_incr): Likewise.
10433 (extract_omp_for_data): Moved parts to adjust_for_condition and
10434 get_omp_for_step_from_incr.
10435 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10436 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10437 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10438 (scan_omp_parallel): Do not create child functions for phony
10440 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10441 (scan_omp_1_op): Checking assert we are not remapping to
10442 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10443 (parallel_needs_hsa_kernel_p): New function.
10444 (expand_parallel_call): Register apprpriate parallel child
10445 functions as HSA kernels.
10446 (grid_launch_attributes_trees): New type.
10447 (grid_attr_trees): New variable.
10448 (grid_create_kernel_launch_attr_types): New function.
10449 (grid_insert_store_range_dim): Likewise.
10450 (grid_get_kernel_launch_attributes): Likewise.
10451 (get_target_argument_identifier_1): Likewise.
10452 (get_target_argument_identifier): Likewise.
10453 (get_target_argument_value): Likewise.
10454 (push_target_argument_according_to_value): Likewise.
10455 (get_target_arguments): Likewise.
10456 (expand_omp_target): Call get_target_arguments instead of looking
10457 up for teams and thread limit.
10458 (grid_expand_omp_for_loop): New function.
10459 (grid_arg_decl_map): New type.
10460 (grid_remap_kernel_arg_accesses): New function.
10461 (grid_expand_target_kernel_body): New function.
10462 (expand_omp): Call it.
10463 (lower_omp_for): Do not emit phony constructs.
10464 (lower_omp_taskreg): Do not emit phony constructs but create for them
10465 a temporary variable receiver_decl.
10466 (lower_omp_taskreg): Do not emit phony constructs.
10467 (lower_omp_teams): Likewise.
10468 (lower_omp_grid_body): New function.
10469 (lower_omp_1): Call it.
10470 (grid_reg_assignment_to_local_var_p): New function.
10471 (grid_seq_only_contains_local_assignments): Likewise.
10472 (grid_find_single_omp_among_assignments_1): Likewise.
10473 (grid_find_single_omp_among_assignments): Likewise.
10474 (grid_find_ungridifiable_statement): Likewise.
10475 (grid_target_follows_gridifiable_pattern): Likewise.
10476 (grid_remap_prebody_decls): Likewise.
10477 (grid_copy_leading_local_assignments): Likewise.
10478 (grid_process_kernel_body_copy): Likewise.
10479 (grid_attempt_target_gridification): Likewise.
10480 (grid_gridify_all_targets_stmt): Likewise.
10481 (grid_gridify_all_targets): Likewise.
10482 (execute_lower_omp): Call grid_gridify_all_targets.
10483 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10484 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10485 (tree_omp_clause): Added union field dimension.
10486 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10487 * tree.c (omp_clause_num_ops): Added number of arguments of
10488 OMP_CLAUSE__GRIDDIM_.
10489 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10490 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10491 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10492 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10493 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10494 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10495 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10496 * tree-pass.h (make_pass_gen_hsail): Declare.
10497 (make_pass_ipa_hsa): Likewise.
10498 * ipa-hsa.c: New file.
10499 * lto-section-in.c (lto_section_name): Add hsa section name.
10500 * lto-streamer.h (lto_section_type): Add hsa section.
10501 * timevar.def (TV_IPA_HSA): New.
10502 * hsa-brig-format.h: New file.
10503 * hsa-brig.c: New file.
10504 * hsa-dump.c: Likewise.
10505 * hsa-gen.c: Likewise.
10508 * toplev.c (compile_file): Call hsa_output_brig.
10509 * hsa-regalloc.c: New file.
10511 2016-01-18 Jeff Law <law@redhat.com>
10513 PR tree-optimization/69320
10514 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10515 ranged object, do nothing if the RHS constant is not [0..1].
10516 (optimize_stmt): Comparing a boolean ranged object against a
10517 constant outside [0..1] results in a compile-time constant.
10519 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10522 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10524 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10525 (Option Summary): Update to reflect new section and moved options.
10526 (C++ Dialect Options): Move -fstats to new section.
10527 (Debugging Options): Move all dump, statistics, and other GCC
10528 developer options to new section. Rewrite section introduction
10529 and re-order remaining options to put the more basic ones first.
10530 (Optimization Options): Move -fira-verbose and -flto-report* to
10532 (Developer Options): New section incorporating moved options.
10533 * doc/cppopts.texi (-dM): Update cross-reference.
10535 2016-01-18 Richard Henderson <rth@redhat.com>
10538 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10539 operands to pseudo only if CSE is expected. Split long immediate
10540 operands only after reload, and for the stack pointer.
10541 (*add<GPI>3_pluslong): Remove.
10542 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10543 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10544 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10545 (*add<GPI>3 peepholes): New.
10546 (*add<GPI>3 splitters): New.
10547 * config/aarch64/constraints.md (Upl): New.
10548 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10550 2016-01-18 Richard Biener <rguenther@suse.de>
10552 PR tree-optimization/69297
10553 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10555 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10557 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10559 PR middle-end/68542
10560 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10561 of mixind vector and scalar types.
10562 (fold_relational_const): Add handling of vector
10563 comparison with boolean result.
10564 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10565 comparison of vector operands with boolean result for EQ/NE only.
10566 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10567 (verify_gimple_cond): Likewise.
10568 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10571 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10573 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10576 2016-01-18 Richard Biener <rguenther@suse.de>
10578 PR middle-end/69308
10579 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10581 2016-01-18 Tom de Vries <tom@codesourcery.com>
10583 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10585 2016-01-18 Tom de Vries <tom@codesourcery.com>
10587 * omp-low.c (set_oacc_fn_attrib): Make extern.
10588 * omp-low.h (set_oacc_fn_attrib): Declare.
10589 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10590 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10591 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10592 Add and handle function parameter oacc_kernels_p.
10593 (find_reduc_addr, get_omp_data_i_param): New function.
10594 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10595 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10596 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10597 Calculate dominance info. Skip loops that are not in a kernels region
10598 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10599 (pass_parallelize_loops::execute): Call parallelize_loops with
10600 oacc_kernels_p argument.
10601 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10602 New member function.
10603 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10604 * passes.def: Add argument to pass_parallelize_loops instantation.
10606 2016-01-18 Tom de Vries <tom@codesourcery.com>
10608 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10609 pass_parallelize_loops to be run outside the loop pipeline.
10611 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10613 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10614 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10616 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10619 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10620 using get_ref_base_and_extent.
10621 (equal_mem_array_ref_p): New.
10622 (hashable_expr_equal_p): Add call to previous.
10624 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10627 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10628 (sra_initialize): Allocate disqualified_constants.
10629 (sra_deinitialize): Free disqualified_constants.
10630 (disqualify_candidate): Update disqualified_constants when appropriate.
10631 (create_access): Scan for constant-pool entries as we go along.
10632 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10633 (maybe_add_sra_candidate): Allow constant-pool entries.
10634 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10635 (initialize_constant_pool_replacements): New.
10636 (sra_modify_assign): Avoid mangling assignments created by previous,
10637 and don't generate writes into constant pool.
10638 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10640 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10642 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10643 andnot instruction.
10644 (scalar_chain::convert_op): Likewise.
10645 * config/i386/i386.md (*andndi3_doubleword): New.
10647 2016-01-18 Richard Biener <rguenther@suse.de>
10649 PR tree-optimization/69170
10650 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10651 building a vector from scalar results of a pattern stmt.
10653 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10655 * haifa-sched.c (autopref_multipass_init): Work around
10656 -Wmaybe-uninitialized warning.
10658 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10660 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10661 against the constant 0.
10663 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10665 PR tree-optimization/68799
10666 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10667 look up phi candidates in the statement-candidate map.
10668 (phi_add_costs): Likewise.
10669 (record_phi_increments): Likewise.
10670 (phi_incr_cost): Likewise.
10671 (ncd_with_phi): Likewise.
10672 (all_phi_incrs_profitable): Likewise.
10674 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10676 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10677 -Wmaybe-uninitialized warning.
10679 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10681 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10682 (Option Summary): Update to reflect new section and moved options.
10683 (C++ Dialect Options): Move -fvtable-verify and related options.
10684 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10685 and profiling-related options.
10686 (Optimization Options): Move profile generation options and
10687 -fstack-protector and related options.
10688 (Instrumentation Options): New section incorporating moved options.
10689 (Code Generation Options): Move -finstrument-functions and
10690 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10692 2016-01-16 Tom de Vries <tom@codesourcery.com>
10694 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10696 2016-01-16 Tom de Vries <tom@codesourcery.com>
10698 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10700 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10702 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10703 that checks whether the table is already empty. Rename the
10704 original implementation to...
10705 (hash_table::empty_slot): ...this new private function.
10707 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10709 PR diagnostic/68899
10710 * diagnostic-show-locus.c (layout::print_source_line): Move x
10711 offset of line until after call to
10712 get_line_width_without_trailing_whitespace.
10714 2016-01-15 Jeff Law <law@redhat.com>
10716 PR tree-optimization/69270
10717 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10718 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10719 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10720 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10721 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10722 ssa_name_has_boolean_range and constant_boolean_node.
10724 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10726 PR rtl-optimization/69030
10727 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10729 (spill_pseudos): Delete debug insn for dead pseudo.
10730 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10732 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10734 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10736 (TYPES_UNOPUS): Likewise.
10737 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10738 builtin type, from UNOP to UNOPUS.
10739 (lbtruncuv4sf): Likewise.
10740 (lbtruncuv2df): Likewise.
10741 (lrounduv2sf): Likewise.
10742 (lrounduv4sf): Likewise.
10743 (lrounduv2df): Likewise.
10744 (lroundusf): Likewise.
10745 (lroundusf): Likewise.
10746 (lceiluv2sf): Likewise.
10747 (lceiluv4sf): Likewise.
10748 (lceiluv2df): Likewise.
10749 (lceilusf): Likewise.
10750 (lceiludf): Likewise.
10751 (lflooruv2sf): Likewise.
10752 (lflooruv4sf): Likewise.
10753 (lflooruv2df): Likewise.
10754 (lfloorusf): Likewise.
10755 (lfloorudf): Likewise.
10756 (lfrintnuv2sf): Likewise.
10757 (lfrintnuv4sf): Likewise.
10758 (lfrintnuv2df): Likewise.
10759 (lfrintnusf): Likewise.
10760 (lfrintnudf): Likewise.
10761 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10763 (vcvtq_u32_f32): Likewise.
10764 (vcvtq_u64_f64): Likewise.
10765 (vcvta_u32_f32): Likewise.
10766 (vcvtaq_u32_f32): Likewise.
10767 (vcvtaq_u64_f64): Likewise.
10768 (vcvtm_u32_f32): Likewise.
10769 (vcvtmq_u32_f32): Likewise.
10770 (vcvtmq_u64_f64): Likewise.
10771 (vcvtn_u32_f32): Likwise.
10772 (vcvtnq_u32_f32): Likewise.
10773 (vcvtnq_u64_f64): Likewise.
10774 (vcvtp_u32_f32): Likewise.
10775 (vcvtpq_u32_f32): Likewise.
10776 (vcvtpq_u64_f64): Likewise.
10777 (vcvtmd_u64_f64): Likewise.
10778 (vcvtms_u32_f32): Likewise.
10779 (vcvtad_u64_f64): Likewise.
10780 (vcvtas_u32_f32): Likewise.
10781 (vcvtnd_u64_f64): Likewise.
10782 (vcvtns_u32_f32): Likewise.
10783 (vcvtpd_u64_f64): Likewise.
10784 (vcvtps_u32_f32): Likewise.
10786 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10788 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10789 CSEL of zero_extended registers.
10791 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10793 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10794 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10796 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10798 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10799 false when argument string is not found in the attributes table
10802 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10805 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10806 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10807 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10808 precision estimate.
10810 2016-01-15 Richard Biener <rguenther@suse.de>
10812 PR tree-optimization/66856
10813 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10814 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10815 (vect_create_new_slp_node): Increment stmt reference count.
10816 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10817 an SLP tree before swapping operands.
10818 (vect_build_slp_tree): Likewise.
10819 (destroy_bb_vec_info): Free stmt info after SLP instances.
10820 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10821 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10822 (STMT_VINFO_NUM_SLP_USES): New macro.
10824 2016-01-15 Richard Biener <rguenther@suse.de>
10827 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10828 (add_linkage_name): ... here.
10829 (gen_typedef_die): Use add_linkage_name_raw instead of
10830 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10833 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10835 * gimplify.c (oacc_default_clause): Decode reference and pointer
10836 types for both kernels and parallel regions.
10838 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10840 PR middle-end/69246
10841 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10843 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10845 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10846 (convert_scalars_to_vector): Likewise.
10848 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10850 * doc/extend.texi (Type Traits): Fix grammar.
10852 2016-01-15 Martin Jambor <mjambor@suse.cz>
10854 * tree-inline.c (remap_decl): Use existing dclarations if
10855 remapping a type and prevent_decl_creation_for_types.
10856 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10857 decls first. Do real remapping with
10858 prevent_decl_creation_for_types set.
10859 * tree-inline.h (copy_body_data): New field
10860 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10863 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10865 * config/s390/s390.opt (mmvcle): More verbose help text.
10867 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10869 * config/s390/s390.opt: Add period to -mzvector option text.
10871 2016-01-15 Richard Biener <rguenther@suse.de>
10873 PR tree-optimization/68961
10874 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10875 of invariants in stores again.
10877 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10879 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10881 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10883 * config/i386/i386.c (ix86_expand_branch): Don't split
10884 DI mode xor instruction to SI mode.
10886 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10889 * ipa-icf.c (sem_function::merge): Virtual functions may become
10890 reachable even if they address is not taken and there are no
10893 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10895 * lto-streamer-out.c (subtract_estimated_size): New function.
10896 (get_symbol_initial_value): Use it.
10898 2016-01-15 Christian Bruel <christian.bruel@st.com>
10901 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10902 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10903 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10904 use add_builtin_function_ext_scope instead of add_builtin_function.
10905 (neon_set_p, neon_crypto_set_p): Remove.
10906 (arm_init_builtins): Always call arm_init_neon_builtins and
10907 arm_init_crypto_builtins.
10908 (arm_expand_builtin): Check that builtins are allowed for the arch.
10909 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10910 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10911 arm_init_neon_builtins call.
10913 2016-01-15 Richard Biener <rguenther@suse.de>
10915 PR tree-optimization/69117
10916 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10917 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10918 of the leader conservatively.
10919 (free_scc_vn): Restore original SSA name infos.
10921 2016-01-14 Jeff Law <law@redhat.com>
10923 PR tree-optimization/69270
10924 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10925 single bit of precision, verify it's also unsigned.
10926 (record_edge_info): Use constant_boolean_node rather than fold_convert
10927 to convert boolean_true/boolean_false to the right type.
10929 2016-01-14 Richard Henderson <rth@redhat.com>
10932 * loop-doloop.c (record_reg_sets): New.
10933 (doloop_optimize): Reject the transform if the sequence
10934 clobbers registers live at the end of the loop block.
10935 (doloop_optimize_loops): Enable df_live if needed.
10937 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10939 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10940 * gcc/config/rs6000/rs6000.c: Likewise.
10941 * gcc/config/rs6000/rs6000.h: Likewise.
10942 * gcc/config/rs6000/rs6000.md: Likewise.
10943 * gcc/doc/extend.texi: Likewsie.
10945 2016-01-14 Jeff Law <law@redhat.com>
10947 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10950 2016-01-14 Richard Henderson <rth@redhat.com>
10954 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10955 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10956 instead of builtin_decl_declared_p to test for declaration.
10958 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10960 * doc/loop.texi (Loop Analysis and Representation): Document
10961 loop_depth function.
10963 2016-01-14 Tom de Vries <tom@codesourcery.com>
10965 PR tree-optimization/68773
10966 * omp-low.c (expand_omp_target): Don't set force_output.
10967 * varpool.c (varpool_node::get_create): Same.
10968 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10969 offload_funcs with force_output.
10971 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10974 * lra-eliminations.c (move_plus_up): Don't change anything if either
10975 the outer or inner subreg mode is not MODE_INT.
10976 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10977 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10979 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10981 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10982 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10983 reduc_uplus_@var{m}): Remove.
10984 * expr.c (expand_expr_real_2): Remove expansion path for
10985 reduc_[us](min|max|plus) optabs.
10986 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10987 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10988 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10989 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10990 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10991 reduc_[us](min|max|plus) optabs.
10993 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10995 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10996 (reduc_plus_scal_v2sf): New.
10997 (reduc_smax_v2sf): Rename to...
10998 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10999 (reduc_smin_v2sf): Rename to...
11000 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11002 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11004 * alias.c (compare_base_symbol_refs): New function.
11005 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11008 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11010 PR middle-end/68146
11011 PR tree-optimization/69155
11012 * tree-complex.c: Include cfganal.h.
11013 (phis_to_revisit): New variable.
11014 (extract_component): Add phiarg_p argument. Assert that returned
11015 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11016 (update_phi_components): Partly rewrite to use loop over real/imag
11017 components instead of code duplication. If extract_component returns
11018 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11019 create_tmp_reg into the PHI node instead, and mention the phi triplet
11020 in phis_to_revisit.
11021 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11022 in phis_to_revisit at the end.
11024 2016-01-14 Richard Biener <rguenther@suse.de>
11026 PR tree-optimization/68060
11027 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11028 outer loop reduction is only used in the inner loop before
11029 detecting a double reduction.
11031 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11034 * combine.c (expand_field_assignment): Punt if compute_mode is
11035 unsupported scalar mode.
11037 2016-01-14 Richard Biener <rguenther@suse.de>
11039 PR tree-optimization/66856
11040 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11041 SLP node only if it built successfully.
11042 (vect_analyze_slp_instance): Adjust.
11044 2016-01-14 Jeff Law <law@redhat.com>
11046 PR tree-optimization/69270
11047 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11048 (record_edge_info): Use it. Convert boolean_{true,false}_node
11049 to the type of op0.
11051 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11054 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11055 use block_ultimate_origin
11056 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11058 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11060 * doc/invoke.texi (Submodel Options): Rename section to
11061 "Machine-Dependent Options" to better reflect its content.
11062 Rewrite introductory text to remove archaic CPU names.
11065 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11067 * doc/invoke.texi (Code Gen Options): Move section up in file,
11068 before target-specific options. Update menu and option summary
11069 to reflect the new section ordering.
11071 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11073 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11074 (C++ Dialect Options): Add cross-reference to -std option.
11075 * doc/standards.texi (C++ Language): Document C++14 support.
11077 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11079 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11080 for pack/unpack functions for __ibm128.
11081 (PACK_IF): Likewise.
11082 (UNPACK_IF): Likewise.
11084 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11085 support for __ibm128 pack/unpack functions.
11086 (rs6000_invalid_builtin): Likewise.
11087 (rs6000_init_builtins): Likewise.
11088 (rs6000_opt_masks): Likewise.
11090 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11091 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11093 (RS6000_BTM_COMMON): Likewise.
11095 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11096 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11097 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11098 128-bit floating point. Add support for the double values to be
11099 in Altivec registers for TF/IF packing and unpacking, but restrict
11100 TD packing sub-fields to be FPR registers. Don't allow overlapped
11101 register support for packing. Allow pack inputs to be memory
11102 locations. Don't build generator functions for unpack<mode>_dm
11103 and unpack<mode>_nodm.
11104 (unpack<mode>_dm): Likewise.
11105 (unpack<mode>_nodm): Likewise.
11106 (pack<mode>): Likewise.
11108 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11109 built-in functions to pack/unpack explicit __ibm128 values.
11110 (__builtin_unpack_ibm128): Likewise.
11112 * doc/extend.texi (PowerPC Built-in Functions): Document
11113 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11115 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11118 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11119 Add new arg loc and pass it down as context.
11120 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11121 to the location to use for the warning.
11122 (check_function_arguments): New arg loc. All callers changed. Pass
11123 it to check_function_nonnull.
11124 * c-common.h (check_function_arguments): Adjust declaration.
11126 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11128 PR tree-optimization/69156
11129 * gimple.c (validate_type): Removed.
11130 (gimple_builtin_call_types_compatible_p): Use
11131 useless_type_conversion_p instead of validate_type.
11132 * value-prof.c (gimple_stringop_fixed_value): Fold
11133 icall_size to correct type.
11135 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11137 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11140 2016-01-13 Richard Henderson <rth@redhat.com>
11143 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11144 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11145 (ix86_builtin_tm_store): Remove.
11146 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11147 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11148 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11149 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11150 * doc/tm.texi: Rebuild.
11152 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11153 (BUILT_IN_TM_MEMCPY_RTWN): New.
11154 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11155 fallback from vector to integer helpers.
11156 (build_tm_load): Handle vector types directly, instead of
11158 (build_tm_store): Likewise.
11159 (expand_assign_tm): Prepare for register types not handled by
11160 the above. Copy them to memory and use memcpy.
11161 * tree.c (tm_define_builtin): New.
11162 (find_tm_vector_type): New.
11163 (build_tm_vector_builtins): New.
11164 (build_common_builtin_nodes): Call it.
11166 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11168 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11169 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11171 2016-01-13 Tom de Vries <tom@codesourcery.com>
11173 PR tree-optimization/69169
11174 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11175 handled_struct_type param.
11176 (create_variable_info_for, intra_create_variable_infos): Call
11177 create_variable_info_for_1 with extra arg.
11179 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11181 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11182 and "armv8.1-a+crc" entries.
11184 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11187 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11188 Change first operand predicate from register_or_constm1_operand
11189 to register_operand.
11190 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11191 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11192 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11193 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11194 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11195 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11196 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11197 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11198 comparison with constm1_rtx from vec_prefetch_gen part.
11200 2016-01-13 Richard Biener <rguenther@suse.de>
11202 PR tree-optimization/69013
11203 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11204 Exchange assert for a test.
11206 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11209 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11211 2016-01-13 Richard Biener <rguenther@suse.de>
11213 PR tree-optimization/69242
11214 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11215 assert with a check.
11217 2016-01-13 Richard Biener <rguenther@suse.de>
11219 PR tree-optimization/69186
11220 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11221 Properly guard vect_update_misalignment_for_peel call.
11223 2016-01-12 Jeff Law <law@redhat.com>
11225 PR tree-optimization/pr67755
11226 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11227 "need_profile_correction".
11228 (thread_block_1): Initialize new field to false by default. If we
11229 have multiple thread paths through a common joiner to different
11230 final targets, then set new field to true.
11231 (compute_path_counts): Only do count adjustment when it's really
11234 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11236 * doc/invoke.texi (Spec Files): Move section down in file, past
11237 all command-line option descriptions.
11239 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11241 PR middle-end/54809
11242 * doc/gty.texi: Remove documentation of mark_hook.
11243 * gengtype.c (struct write_types_data): Remove code to support
11244 mark_hook attribute.
11245 (walk_type): Likewise.
11246 (write_func_for_structure): Likewise.
11248 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11250 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11251 Directory Options, and -specs= to Overall Options.
11252 (Overall Options): Adjust similarly. Reorder to group related
11253 options together. Make -specs= cross-reference the spec file details.
11254 (Directory Options): Adjust similarly.
11256 2016-01-12 Jeff Law <law@redhat.com>
11258 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11260 2016-01-12 Olivier Hainque <hainque@adacore.com>
11262 * gcc.c (spec_undefvar_allowed): New global.
11263 (process_command): Set to true when running for --version or --help,
11265 (getenv_spec_function): When the variable is not defined, use the
11266 variable name as the variable value if we're allowed not to issue
11269 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11271 PR tree-optimization/68911
11272 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11273 information computed for expression "init + nit * step".
11275 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11277 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11278 about name of GCC executable. Remove deleted node from menu.
11279 (Directory Options) <-B>: Remove cross-reference to deleted node.
11280 (Target Options): Delete section.
11282 2016-01-12 Christian Bruel <christian.bruel@st.com>
11285 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11286 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11288 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11291 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11292 aligned_mem is properly set for AVX512-VL floating point masked
11296 * ifcvt.c (cond_exec_process_if_block): When removing the last
11297 insn from then_bb, remove also any possible barriers that follow it.
11299 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11303 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11304 (PTRDIFF_TYPE): Likewise.
11305 (WCHAR_TYPE): Likewise.
11306 (WCHAR_TYPE_SIZE): Likewise.
11307 (STDINT_LONG32): Likewise.
11309 2016-01-12 Richard Biener <rguenther@suse.de>
11311 PR tree-optimization/69053
11312 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11313 convert initial value for cond reductions.
11315 2016-01-12 Richard Biener <rguenther@suse.de>
11317 PR tree-optimization/69007
11318 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11319 widen_sum after dot_prod and sad.
11321 2016-01-12 Richard Biener <rguenther@suse.de>
11323 PR tree-optimization/69168
11324 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11325 pattern stmt SLP type.
11326 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11327 end up unused so cope with that case.
11329 2016-01-12 Richard Biener <rguenther@suse.de>
11331 PR tree-optimization/69157
11332 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11333 stmts def type only during analyze phase.
11334 (vectorizable_call): Likewise.
11335 (vectorizable_simd_clone_call): Likewise.
11336 (vectorizable_conversion): Likewise.
11337 (vectorizable_assignment): Likewise.
11338 (vectorizable_shift): Likewise.
11339 (vectorizable_operation): Likewise.
11340 (vectorizable_store): Likewise.
11341 (vectorizable_load): Likewise.
11343 2016-01-12 Richard Biener <rguenther@suse.de>
11345 PR tree-optimization/69174
11346 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11348 (vectorizable_load): Properly compute the number of loads needed
11349 for permuted strided SLP loads and do not spuriously assign
11350 to SLP_TREE_VEC_STMTS.
11352 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11354 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11355 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11356 (MD_EXEC_PREFIX): Remove.
11357 (MD_STARTFILE_PREFIX) Removee.
11358 (FILE_NAME_ABSOLUTE_P): Remove.
11359 (CPP_SPEC): Do not read macros from sys/version.h.
11360 (LINK_COMMAND_SPEC): Remove.
11361 (LOCAL_INCLUDE_DIR): Remove.
11362 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11363 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11364 (POST_LINK_SPEC): Define to invoke stubify after linker
11365 (LIBSTDCXX): Remove define
11366 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11367 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11368 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11369 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11370 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11371 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11372 (i386_djgpp_asm_named_section): Add propotype of new procedure
11374 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11375 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11376 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11377 in config/i386/djgpp.h).
11378 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11379 STANDARD_STARTFILE_PREFIX_1.
11380 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11381 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11382 installation errors.
11383 (MAX_OFILE_ALIGNMENT): Define to 128.
11384 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11386 * config/i386/djgpp.c: New file. Add implementation of
11387 i386_djgpp_asm_named_section.
11389 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11391 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11392 Add rule for building djgpp.o.
11394 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11396 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11397 (rtx_is_swappable_p): Reductions are swappable.
11398 (insn_is_swappable_p): V2DF reductions are swappable.
11400 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11402 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11403 reloads for other unsupported memory operands.
11405 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11406 Jim Wilson <jim.wilson@linaro.org>
11409 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11410 copy_to_mode_reg instead of force_reg.
11412 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11415 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11416 TARGET_80387 is true.
11418 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11421 * lra-eliminations.c (move_plus_up): Only move plus up
11422 if subreg of the constant can be simplified into constant
11423 and use the simplified subreg of the constant instead of
11424 the original constant.
11426 * fold-const.c (fold_convertible_p): Don't return true
11427 for conversion of VECTOR_TYPE to same sized integral type.
11428 (fold_convert_loc): Fix up formatting. Fold conversion of
11429 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11430 instead of NOP_EXPR.
11432 PR tree-optimization/69214
11433 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11434 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11437 PR tree-optimization/69207
11438 * tree-vect-slp.c (vect_get_constant_vectors): For
11439 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11440 fold_convertible_p to vector_type's element type, and always
11441 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11443 2016-01-11 Richard Biener <rguenther@suse.de>
11445 PR tree-optimization/69173
11446 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11447 fixup the cycle if all stmts are in a pattern.
11449 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11451 PR middle-end/68999
11452 * alias.c (base_alias_check): Move check for addresses with
11453 alignment ANDs before the call for compare_base_decls.
11454 (memrefs_conflict_p): Return -1 for different decls
11455 that went through alignment adjustments.
11457 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11459 PR rtl-optimization/68796
11460 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11461 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11462 and QImode comparisons against zero with CC_NZmode.
11463 * config/aarch64/iterators.md (short_mask): New mode_attr.
11465 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11467 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11468 (<avx512>_store<mode>_mask): Likewise.
11470 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11471 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11473 PR rtl-optimization/68841
11474 * ifcvt.c (struct noce_if_info): Add orig_x field.
11475 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11476 Don't record conflicts on to_rename if it's present.
11477 Allow memory destinations in sets.
11478 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11479 blocks, passing orig_x to the checks.
11480 (noce_process_if_block): Set if_info->orig_x appropriately.
11482 2016-01-11 Tom de Vries <tom@codesourcery.com>
11484 PR tree-optimization/69069
11485 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11487 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11489 PR rtl-optimization/68920
11490 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11491 of conditional moves for RTL if-conversion to 1 for
11492 TARGET_ONE_IF_CONV_INSN.
11493 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11494 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11495 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11496 parameter to restirct number of conditional moves for
11498 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11499 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11502 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11505 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11506 onepart vars. Fix typo in comment. Fix reversed condition in
11508 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11511 * var-tracking.c (dump_onepart_variable_differences): New.
11512 (dataflow_set_different): If a detailed dump is requested,
11513 delay early returns and dump differences between onepart
11514 variables present before and after, and added variables.
11516 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11519 * expr.c (expand_expr_real_1): For boolean vector constants
11520 with a scalar mode use const_scalar_mask_from_tree.
11521 (const_scalar_mask_from_tree): New.
11522 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11523 assigned to a mask type to handle constants.
11525 2016-01-11 Martin Jambor <mjambor@suse.cz>
11528 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11529 useless parameters if we cannot change function signature.
11531 2016-01-11 Martin Jambor <mjambor@suse.cz>
11534 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11537 2016-01-11 Tom de Vries <tom@codesourcery.com>
11539 PR tree-optimization/69109
11540 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11543 2016-01-11 Tom de Vries <tom@codesourcery.com>
11545 PR tree-optimization/69108
11546 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11547 res is not used in a phi.
11549 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11552 * common.opt (frandom-seed): Fix parameter name.
11553 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11555 2016-01-11 Tom de Vries <tom@codesourcery.com>
11557 PR tree-optimization/69058
11558 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11561 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11563 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11564 (mcode-density): Likewise.
11566 2016-01-10 Tom de Vries <tom@codesourcery.com>
11568 PR tree-optimization/69062
11569 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11570 (parallelize_loops): Don't paralelize loop that has phi with address
11573 2016-01-10 Tom de Vries <tom@codesourcery.com>
11575 PR tree-optimization/69039
11576 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11579 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11581 PR middle-end/68743
11582 * match.pd: Require target has function_c99_misc before doing
11583 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11585 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11587 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11589 * configure: Regenerate.
11591 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11593 PR middle-end/50865
11594 PR tree-optimization/69097
11595 * fold-const.h (expr_not_equal_to): New prototype.
11596 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11597 (expr_not_equal_to): New function.
11598 * match.pd (X % -Y is the same as X % Y): Don't optimize
11599 unless X is known not to be equal to minimum or Y is known
11600 not to be equal to -1.
11601 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11602 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11603 (simplify_stmt_using_ranges): Adjust caller.
11604 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11605 substitute_and_fold.
11607 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11609 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11612 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11614 PR tree-optimization/69167
11615 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11616 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11618 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11620 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11621 Richard Biener <rguenther@suse.de>
11623 PR tree-optimization/68707
11624 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11625 instances that can be handled via vect_load_lanes.
11627 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11629 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11630 if we can't determine address equivalence.
11631 * alias.c (compare_base_decl): Update for changed return value of
11632 symtab_node::equal_address_to.
11634 2016-01-08 Jason Merrill <jason@redhat.com>
11638 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11639 * expr.c (store_field): Not here.
11640 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11641 call with TREE_ADDRESSABLE type.
11642 * tree-cfg.c (verify_gimple_call): Adjust.
11644 2016-01-08 Olivier Hainque <hainque@adacore.com>
11646 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11649 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11651 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11652 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11653 (reduc_smin_v2sf): Rename to...
11654 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11655 (reduc_splus_v2sf): Rename to...
11656 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11658 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11660 PR tree-optimization/69162
11661 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11662 valist argument in another argument.
11663 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11664 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11665 to determine the va_list type, build a MEM_REF instead of
11666 build_fold_indirect_ref.
11668 PR tree-optimization/69172
11669 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11672 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11674 PR tree-optimization/67781
11675 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11676 and cmpnop in two steps: first the ones not accessed in original
11677 gimple expression in a endian independent way and then the ones not
11678 accessed in the final result in an endian-specific way.
11680 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11682 PR tree-optimization/69083
11683 * tree-vect-slp.c (vect_get_constant_vectors): For
11684 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11685 element type. If op is fold_convertible_p to vector_type's element
11686 type, use NOP_EXPR instead of VCE.
11688 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11690 PR rtl-optimization/67778
11691 PR rtl-optimization/68634
11692 PR rtl-optimization/68909
11693 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11694 block from the stack until done with it. Remove a superfluous
11695 bitmap set. Remove a superfluous bitmap test.
11697 2016-01-07 Martin Sebor <msebor@redhat.com>
11700 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11701 constraint on the type of arguments.
11703 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11705 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11706 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11707 unaligned_access on the gcc_options set.
11708 * config/arm/arm.c (arm_option_override_internal): Use
11709 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11711 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11714 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11715 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11717 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11720 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11723 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11724 depending on frame_pointer_needed before remaining integer and SSE
11725 registers are saved.
11727 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11730 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11732 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11735 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11736 Use the "xBm" constraint.
11737 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11739 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11740 (sse_cvtsi2ssq<round_name>): Likewise.
11741 (sse_cvtss2si<round_name>): Likewise.
11742 (sse_cvtss2siq<round_name>): Likewise.
11743 (sse2_cvtsi2sdq<round_name>): Likewise.
11744 (sse2_cvtsd2si<round_name>): Likewise.
11745 (sse2_cvtsd2siq<round_name>): Likewise.
11746 * config/i386/subst.md (round_nimm_scalar_predicate): New
11749 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11751 PR middle-end/67639
11752 * varasm.c (make_decl_rtl): Mark invalid register vars as
11755 PR rtl-optimization/66206
11756 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11757 All callers changed.
11759 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11761 PR tree-optimization/69141
11762 * tree-ssa-pre.c: Include langhooks.h.
11763 (eliminate_dom_walker::before_dom_children): Use
11764 lang_hooks.decl_printable_name instead of
11765 cgraph_node::get ()->name ().
11767 PR middle-end/68960
11768 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11769 it and DECL_ALIGN too.
11771 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11773 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11775 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11778 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11779 depending on frame_pointer_needed before remaining integer and SSE
11780 registers are saved.
11782 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11784 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11785 mode iterator with VSX_M2.
11786 (*p9_vecstore_<mode>): Likewise.
11787 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11788 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11789 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11790 (define_split for VSX_LE128 stores): Likewise.
11791 (define_peephole2 for TImode LE swaps): Likewise.
11792 (define_split for VSX_LE128 post-reload stores): Likewise.
11794 2016-01-06 Marek Polacek <polacek@redhat.com>
11797 * convert.c (convert_to_integer_1): Adjust call to
11798 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11799 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11800 EXPR instead of ARG.
11801 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11803 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11806 * doc/extend.texi (RL78 Variable Attributes): New section.
11808 2016-01-05 Marek Polacek <polacek@redhat.com>
11811 * builtins.c (get_memmodel): Use expansion point location rather than
11812 the input location. Call warning_at rather than warning.
11813 (expand_builtin_atomic_compare_exchange): Likewise.
11814 (expand_builtin_atomic_load): Likewise.
11815 (expand_builtin_atomic_store): Likewise.
11816 (expand_builtin_atomic_clear): Likewise.
11818 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11821 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11822 Replace nonimmediate_operand with vector_operand.
11823 * config/i386/predicates.md (vector_operand): New predicate.
11824 (general_vector_operand): Replace nonimmediate_operand with
11826 * config/i386/sse.md: Replace nonimmediate_operand with
11827 vector_operand and m constraint with Bm constraint on SSE
11828 patterns with 16-byte memory operand.
11829 * config/i386/subst.md (round_nimm_predicate): Replace
11830 nonimmediate_operand with vector_operand.
11831 (round_saeonly_nimm_predicate): Likewise.
11832 (round_saeonly_nimm_scalar_predicate): New.
11834 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11837 * config/i386/constraints.md (Bm): New constraint.
11838 * config/i386/predicates.md (vector_memory_operand): New
11840 * config/i386/sse.md: Replace xm with xBm in plusminus and
11841 any_logic patterns.
11843 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11846 * doc/extend.texi (V850 Function Attributes): New section.
11847 (V850 Variable Attributes): New section.
11849 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11852 * doc/extend.texi (MicroBlaze Function Attributes): Document
11853 interrupt_handler and fast_interrupt attributes.
11855 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11858 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11859 for local symbolic operands.
11860 * config/ia64/predicates.md (local_symbolic_operand64): New
11863 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11865 PR rtl-optimization/68651
11866 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11869 2016-01-05 Nathan Sidwell <nathan@acm.org>
11871 * alias.c (compare_base_decls): Use symtab_node::get.
11873 2016-01-05 Nick Clifton <nickc@redhat.com>
11876 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11877 secondary_reload_info structure.
11880 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11881 decls if weak support is available.
11883 2016-01-04 Martin Sebor <msebor@redhat.com>
11885 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11887 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11889 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11890 OPTION_MASK_P9_DFORM.
11892 * config/rs6000/constraints.md (wo constraint): New constraint for
11895 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11897 (rs6000_init_hard_regno_mode_ok): Likewise.
11899 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11902 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11903 expanders not to have constraints. Add support for ISA 3.0 xxperm
11904 instruction. Add support for fusing xxlor with xxperm.
11905 (altivec_vperm_<mode>_internal): Likewise.
11906 (altivec_vperm_v8hiv16qi): Likewise.
11907 (altivec_vperm_<mode>v16q): Likewise.
11908 (altivec_vperm_<mode>_uns): Likewise.
11909 (vperm_v8hiv4si): Likewise.
11910 (vperm_v16qiv8hi): Likewise.
11912 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11914 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11916 Update copyright years.
11918 * gcc.c (process_command): Update copyright notice dates.
11919 * gcov-dump.c (print_version): Ditto.
11920 * gcov.c (print_version): Ditto.
11921 * gcov-tool.c (print_version): Ditto.
11922 * gengtype.c (create_file): Ditto.
11923 * doc/cpp.texi: Bump @copying's copyright year.
11924 * doc/cppinternals.texi: Ditto.
11925 * doc/gcc.texi: Ditto.
11926 * doc/gccint.texi: Ditto.
11927 * doc/gcov.texi: Ditto.
11928 * doc/install.texi: Ditto.
11929 * doc/invoke.texi: Ditto.
11931 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11933 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11934 modes larger than TImode as TImode if NEON is not enabled.
11936 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11939 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11940 mode for %f0-%f31 only if TARGET_FPU.
11942 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11945 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11946 to compute the PACKED_P predicate.
11947 (function_arg_record_value): Minor tweaks.
11949 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11951 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11952 option for arm*-*-* targets.
11954 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11956 * doc/extend.texi (Common Function Attributes): Move docs for
11957 MSP430-specific attributes to....
11958 (MSP430 Function Attributes): ...here. Delete the redundant
11959 entries and copy-edit the remaining text.
11960 (MSP430 Variable Attributes): Use uniform format for index
11961 entries and add a cross-reference to the corresponding function
11964 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11966 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11968 (x86 Options): Likewise.
11970 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11974 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11975 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11976 to corresponding attribute.
11978 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11980 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11981 to correct alphabetization of table. Copy-edit and correct
11983 <stack_protect>: Likewise.
11984 <target_clones>: Likewise.
11986 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11987 Correct punctuation.
11988 (Code Gen Options) <-fno-plt>: Copy-edit.
11990 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11993 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11994 SI values. Explicitly convert SI to DI and vice-versa.
11996 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11998 PR tree-optimization/69070
11999 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12000 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12003 * ubsan.c (ubsan_instrument_float_cast): Call
12004 initialize_sanitizer_builtins.
12007 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12009 Copyright (C) 2016 Free Software Foundation, Inc.
12011 Copying and distribution of this file, with or without modification,
12012 are permitted in any medium without royalty provided the copyright
12013 notice and this notice are preserved.