1 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4 * config/aarch64/arch64-protos.h
5 (aarch64_legitimize_reload_address): Remove.
6 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
9 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
11 * configure.ac: Add ACX_NONCANONICAL_HOST.
12 * configure: Regenerate.
13 * Makefile.in: Set host_noncanonical.
15 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/i386.md (*movtf_internal): Before register allocation,
19 do not allow FP constants for CM_MEDIUM memory model, allow only
20 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
21 (*movxf_internal): Ditto.
22 (*movdf_internal): Ditto.
23 (*movsf_internal): Ditto.
25 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
27 PR rtl-optimization/67483
28 * combine.c (make_compound_operation): Don't call extract_left_shift
29 with negative shift amounts.
31 2016-05-13 Jakub Jelinek <jakub@redhat.com>
34 * fold-const.c (fold_checksum_tree): Allow modification
35 of TYPE_ALIAS_SET during folding.
37 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
38 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
39 (ix86_split_to_parts): Likewise. Fix up formatting.
41 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
43 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
44 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
47 2016-05-13 Nathan Sidwell <nathan@acm.org>
49 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
50 (nvptx_name_replacement): Delete.
51 (write_fn_proto, write_fn_proto_from_insn,
52 nvptx_output_call_insn): Remove nvptx_name_replacement call.
53 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
54 * langhooks.c (add_builtin_funcction_common): Call
55 targetm.mangle_decl_assembler_name.
57 * config/nvptx/nvptx.c (write_fn_proto): Handle
58 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
60 2016-05-13 Martin Liska <mliska@suse.cz>
62 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
63 and PRIu64 in printf format.
65 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
67 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
70 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
72 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
73 Change --param max-completely-peeled-times to
74 --param max-completely-peel-times in dump file printing.
76 2016-05-13 Richard Biener <rguenther@suse.de>
78 PR tree-optimization/42587
79 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
80 (find_bswap_or_nop_1): Likewise.
81 (bswap_replace): Likewise.
83 2016-05-13 Martin Liska <mliska@suse.cz>
85 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
86 Initialize a variable with default value.
88 2016-05-13 Martin Liska <mliska@suse.cz>
90 * doc/invoke.texi: Enhance explanation of error recovery
93 2016-05-13 Martin Liska <mliska@suse.cz>
95 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
96 (struct cost_pair): Change inv_expr_id (int) to inv_expr
98 (struct iv_inv_expr_ent): Comment struct fields.
99 (sort_iv_inv_expr_ent): New function.
100 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
101 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
102 a hash_map between iv_inv_expr_ent and number of usages.
103 (niter_for_exit): Fix coding style.
104 (tree_ssa_iv_optimize_init): Use renamed variable.
105 (determine_base_object): Fix coding style.
106 (alloc_iv): Likewise.
107 (find_interesting_uses_outside): Likewise.
108 (add_candidate_1): Likewise.
109 (add_standard_iv_candidates): Likewise.
110 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
111 (prepare_decl_rtl): Fix coding style.
112 (get_address_cost): Likewise.
113 (get_shiftadd_cost): Likewise.
114 (force_expr_to_var_cost): Likewise.
115 (compare_aff_trees): Likewise.
116 (get_expr_id): Restructure the function.
117 (get_loop_invariant_expr_id): Renamed to
118 get_loop_invariant_expr.
119 (get_computation_cost_at): Replace usage of inv_expr_id with
121 (get_computation_cost): Likewise.
122 (determine_group_iv_cost_generic): Likewise.
123 (determine_group_iv_cost_address): Likewise.
124 (iv_period): Fix coding style.
125 (iv_elimination_compare_lt): Likewise.
126 (may_eliminate_iv): Likewise.
127 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
129 (determine_group_iv_costs): Dump invariant expressions.
130 (iv_ca_recount_cost): Use the newly added hash_map.
131 (iv_ca_set_remove_invariants): Fix coding style.
132 (iv_ca_set_add_invariants): Fix coding style.
133 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
135 (iv_ca_set_cp): Likewise.
136 (iv_ca_new): Initialize the newly added hash_map and remove
137 initialization of fields.
138 (iv_ca_free): Delete the hash_map.
139 (iv_ca_dump): Dump invariant expressions.
140 (iv_ca_extend): Fix coding style.
141 (try_add_cand_for): Likewise.
142 (create_new_ivs): Dump information about # of avg iterations and
143 # of used invariant expressions.
144 (rewrite_use_compare): Fix coding style.
145 (free_loop_data): Set default value for max_inv_expr_id.
147 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
149 * cse.c (rest_of_handle_cse): Use cleanup_cfg
150 returned value cse_cfg_altered computation.
151 (rest_of_handle_cse2): Likewise.
152 (rest_of_handle_cse_after_global_opts): Likewise.
154 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
157 * config/arm/arm.c (arm32_output_mi_thunk): New.
158 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
159 to split Thumb1 vs TARGET_32BIT functionality.
160 (arm_thumb1_mi_thunk): New.
162 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
164 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
167 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
170 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
172 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
174 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
175 (expand_builtin_trap): Emit a regular call.
176 (set_builtin_user_assembler_name): Remove obsolete cases.
177 * dse.c (scan_insn): Adjust.
178 * except.c: Include calls.h.
179 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
180 emit a regular call to setjmp.
181 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
182 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
183 (emit_block_move_via_libcall): Delete.
184 (block_move_fn): Delete.
185 (init_block_move_fn): Likewise.
186 (emit_block_move_libcall_fn): Likewise.
187 (emit_block_op_via_libcall): New function.
188 (set_storage_via_libcall): Tidy up and use memset builtin.
189 (block_clear_fn): Delete.
190 (init_block_clear_fn): Likewise.
191 (clear_storage_libcall_fn): Likewise.
192 (expand_assignment): Call emit_block_move_via_libcall.
193 Do not include gt-expr.h.
194 * expr.h (emit_block_op_via_libcall): Declare.
195 (emit_block_copy_via_libcall): New inline function.
196 (emit_block_move_via_libcall): Likewise.
197 (emit_block_comp_via_libcall): Likewise.
198 (block_clear_fn): Delete.
199 (init_block_move_fn): Likewise.
200 (init_block_clear_fn): Likewise.
201 (emit_block_move_via_libcall): Likewise.
202 (set_storage_via_libcall): Add default parameter value.
203 * libfuncs.h (enum libfunc_index): Remove obsolete values.
204 (abort_libfunc): Delete.
205 (memcpy_libfunc): Likewise.
206 (memmove_libfunc): Likewise.
207 (memcmp_libfunc): Likewise.
208 (memset_libfunc): Likewise.
209 (setbits_libfunc): Likewise.
210 (setjmp_libfunc): Likewise.
211 (longjmp_libfunc): Likewise.
212 (profile_function_entry_libfunc): Likewise.
213 (profile_function_exit_libfunc): Likewise.
214 (gcov_flush_libfunc): Likewise.
215 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
216 and DECL_VISIBILITY on the declaration.
217 (init_optabs): Do not initialize obsolete libfuncs.
218 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
219 * tree-core.h (ECF_RET1): Define.
220 (ECF_TM_PURE): Adjust.
221 (ECF_TM_BUILTIN): Likewise.
222 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
223 (build_common_builtin_nodes): Initialize abort builtin.
224 Add ECF_RET1 on memcpy, memmove and memset builtins.
225 Pass final flags for alloca and alloca_with_align builtins.
226 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
228 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
229 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
230 set_storage_via_libcall and call emit_block_copy_via_libcall.
232 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.md (*call_got_x32): Change operand 0 to
235 DImode before it is passed to ix86_output_call_operand.
236 (*call_value_got_x32): Ditto for operand 1.
238 2016-05-12 Jiong Wang <jiong.wang@arm.com>
240 PR rtl-optimization/70904
241 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
242 reload for wide mode.
244 2016-05-12 Marek Polacek <polacek@redhat.com>
247 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
248 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
249 * langhooks.h (incomplete_type_error): Likewise.
250 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
251 parameter, pass it down to incomplete_type_error.
252 * tree.h (size_in_bytes): New inline overload.
253 (size_in_bytes_loc): Renamed from size_in_bytes.
255 2016-05-12 Richard Biener <rguenther@suse.de>
257 PR tree-optimization/71059
258 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
259 nary before looking up or entering the expression into the VN
261 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
262 Make sure to re-use NARYs without result as inserted by
265 2016-05-12 Richard Biener <rguenther@suse.de>
267 PR tree-optimization/71062
268 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
270 * tree-ssa-structalias.c (set_uids_in_ptset): Set
271 vars_contains_restrict if the var is a restrict tag.
272 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
273 do not disambiguate pointers against it.
274 (dump_points_to_solution): Re-structure and adjust for new
275 vars_contains_restrict flag.
276 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
278 2016-05-12 Martin Liska <mliska@suse.cz>
280 * doc/invoke.texi: Explain connection between
281 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
283 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
285 PR tree-optimization/71006
286 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
287 consider COND_EXPR as a mask producer.
289 2016-05-12 Marek Polacek <polacek@redhat.com>
292 * opts.c (common_handle_option): Detect missing argument for --help^.
294 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
297 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
298 when popping the PC and within an interrupt handler routine.
299 Add missing tab to output of "ldmfd".
300 (output_return_instruction): Output LDMFD with SP update rather
301 than POP when returning from interrupt handler.
303 2016-05-12 Jakub Jelinek <jakub@redhat.com>
305 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
306 TARGET_64BIT && TARGET_AVX512DQ.
307 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
308 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
309 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
310 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
311 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
312 (*vec_extractv4si_zext): Add avx512dq alternative.
313 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
314 use v instead of x constraint in other alternatives where possible.
316 * config/i386/sse.md (sse2_loadld): Use v instead of x
317 constraint in alternatives 0,1,4.
319 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
320 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
321 v constraints instead of x and <pinsr_evex_isa> isa attribute.
324 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
325 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
326 is not emitted unless TARGET_AVX512BW.
327 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
328 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
329 for the result operand.
331 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
332 constraint instead of x in avx alternatives. Use maybe_evex instead
335 * config/i386/constraints.md (Yv): New constraint.
336 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
337 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
338 * config/i386/i386.md (avx512fvecmode): New mode attr.
339 (*pushtf): Use v constraint instead of x.
340 (*movtf_internal): Likewise. For TARGET_AVX512VL and
341 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
342 (*absneg<mode>2): Use Yv constraint instead of x constraint.
343 (*absnegtf2_sse): Likewise.
344 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
345 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
346 avx512f alternatives.
347 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
349 2016-05-12 Richard Biener <rguenther@suse.de>
351 PR tree-optimization/71060
352 * tree-data-ref.c (initialize_data_dependence_relation): Do not
353 require exact match of DR_BASE_OBJECT but only matching address and
356 2016-05-12 Richard Biener <rguenther@suse.de>
358 PR tree-optimization/70986
359 * cfganal.c: Include cfgloop.h.
360 (dfs_find_deadend): Prefer to take edges exiting loops.
362 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
364 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
365 compile and run time.
367 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
370 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
372 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/i386.c (legitimize_pic_address): Use
375 copy_to_suggested_reg instead of gen_movsi.
377 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
379 * config/rs6000/predicates.md (quad_memory_operand): Move most of
380 the code into quad_address_p and call it to share code with
381 vsx_quad_dform_memory_operand.
382 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
384 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
385 bit instead of being a separate word. Split -mpower9-dform into
386 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
387 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
388 for the register class supporting 128-bit quad word memory offsets.
389 (mode_supports_vsx_dform_quad): Helper function to return if the
390 register class uses quad word memory offsets.
391 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
392 (rs6000_debug_reg_global): Always print if we are using LRA or not.
393 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
394 instructions are enabled, set up the appropriate addr_masks for
396 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
397 -mpower9-dform-scalar, instead of -mpower9-dform.
398 (rs6000_option_override_internal): Split -mpower9-dform into two
399 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
400 -mpower9-dform switch sets or clears both. If we are not using
401 the LRA register allocator, do not enable -mpower9-dform-vector by
402 default. If we are using LRA, enable -mpower9-dform-vector and
403 -mvsx-timode if it is appropriate. Issue a warning if either
404 -mpower9-dform-vector or -mvsx-timode are explicitly used without
406 (quad_address_offset_p): New helper function to return if the
407 offset is legal for quad word memory instructions.
408 (quad_address_p): New function to determin if GPR or vector
409 register quad word memory addresses are legal.
410 (mem_operand_gpr): Validate quad word address offsets.
411 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
412 d-form (register + offset) instructions.
413 (offsettable_ok_by_alignment): Likewise.
414 (rs6000_legitimate_offset_address_p): Likewise.
415 (legitimate_lo_sum_address_p): Likewise.
416 (rs6000_legitimize_address): Likewise.
417 (rs6000_legitimize_reload_address): Add more debug statements for
419 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
421 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
422 d-form instructions. Distinguish different cases in debug
423 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
425 (rs6000_preferred_reload_class): Likewise.
426 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
427 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
428 of the ISA 2.06 indexed memory instructions.
429 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
430 use them to save/restore the saved vector registers instead of
431 using Altivec instructions.
432 (rs6000_emit_epilogue): Likewise.
433 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
434 (rs6000_opt_masks): Split -mpower9-dform into
435 -mpower9-dform-scalar and -mpower9-dform-vector.
436 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
438 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
439 ISA 3.0 vector indexed memory instructions, and fold the code into
440 the normal mov<mode> patterns.
441 (p9_vecstore_<mode>): Likewise.
442 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
444 (vsx_movti_64bit): Likewise.
445 (vsx_movti_32bit): Likewise.
446 * config/rs6000/constraints.md (wO constraint): New constraint for
447 ISA 3.0 vector d-form support.
448 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
449 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
450 include -mpower9-dform-vector until we switch over to LRA.
451 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
452 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
453 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
454 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
455 for -mpower9-dform and -mlra.
456 * doc/md.texi (wO constraint): Document wO constraint.
458 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
460 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
461 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
462 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
463 Move handling of non-insn arguments inline into the sole user:
464 (output_trans_func): ...here.
465 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
466 in emitted function prototype.
467 (output_internal_insn_latency_func): Ditto. Simplify.
468 (output_internal_maximal_insn_latency_func): Ditto. Delete
469 always-unused argument.
470 (output_insn_latency_func): Ditto.
471 (output_maximal_insn_latency_func): Ditto.
473 2016-05-11 Richard Biener <rguenther@suse.de>
475 PR tree-optimization/71055
476 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
477 sth with precision not equal to access size verify we don't chop
480 2016-05-11 Richard Biener <rguenther@suse.de>
483 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
484 (dwarf2out_finish): Move retry_incomplete_types call ...
485 (dwarf2out_early_finish): ... here.
487 2016-05-11 Richard Biener <rguenther@suse.de>
490 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
491 if the langhook insists on it.
492 * fold-const.c (make_bit_field_ref): Add arg for the original
493 reference and preserve its alias-set.
494 (decode_field_reference): Take exp by reference and adjust it
495 to the original memory reference.
496 (optimize_bit_field_compare): Adjust callers.
497 (fold_truth_andor_1): Likewise.
498 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
500 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
503 * cfgrtl.h (delete_insn_and_edges): Now return bool.
504 * cfgrtl.c (delete_insn_and_edges): Likewise.
505 * config/i386/i386.c (convert_scalars_to_vector): Remove
507 * cse.c (cse_insn): Compute cse_cfg_altered.
508 (delete_trivially_dead_insns): Likewise.
509 (cse_cc_succs): Likewise.
510 (rest_of_handle_cse): Free dominance info if required.
511 (rest_of_handle_cse2): Likewise.
512 (rest_of_handle_cse_after_global_opts): Likewise.
514 2016-05-11 Alan Modra <amodra@gmail.com>
516 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
517 abi_v4_pass_in_fpr): New functions.
518 (rs6000_function_arg_boundary): Exclude complex IBM long double
519 from 64-bit alignment when ABI_V4.
520 (rs6000_function_arg, rs6000_function_arg_advance_1,
521 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
523 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
525 PR rtl-optimization/71028
526 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
527 jump with just a return in the fallthrough block if the branch
528 block contains just a return as well.
530 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
532 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
533 * match.pd ((X & Y) ^ Y): ... this.
534 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
535 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
537 2016-05-10 David Malcolm <dmalcolm@redhat.com>
539 * read-md.c (require_char_ws): New function.
540 (read_string): Simplify using require_char_ws.
541 (handle_constants): Likewise.
542 (handle_enum): Likewise.
543 (handle_file): Likewise.
544 * read-md.h (require_char_ws): New declaration.
545 * read-rtl.c (read_conditions): Simplify using require_char_ws.
546 (read_mapping): Likewise.
547 (read_rtx_code): Likewise.
548 (read_nested_rtx): Likewise.
550 2016-05-10 James Norris <jnorris@codesourcery.com>
552 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
553 if offloading is enabled and -fopenacc or -fopenmp is specified.
554 (CRTOFFLOADEND): Likewise.
555 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
556 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
558 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
561 gotoff_operand code paths. Use copy_to_suggested_regs and
562 expand_simple_binop where appropriate. Cleanup.
564 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
567 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
569 (dimode_scalar_chain::vector_const_cost): New.
570 (dimode_scalar_chain::compute_convert_gain): Handle constants.
571 (dimode_scalar_chain::convert_op): Likewise.
572 (dimode_scalar_chain::convert_insn): Likewise.
574 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
576 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
577 unary operation, not a binary one.
579 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
582 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
583 calls with type casted fndecl.
585 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
587 PR tree-optimization/70786
588 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
589 * gcc/calls.c (initialize_argument_information): Bind bounds
590 with corresponding args passed by reference.
592 2016-05-10 Jakub Jelinek <jakub@redhat.com>
595 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
596 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
597 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
600 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
603 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
604 code for a zero scale factor.
605 (vsx_xvcvdpuxds_scale): Likewise.
607 2016-05-10 David Malcolm <dmalcolm@redhat.com>
609 * diagnostic-show-locus.c (layout::layout): Call show_ruler
610 if show_ruler_p was set on the context.
611 (layout::show_ruler): New method.
612 * diagnostic.h (struct diagnostic_context): Add field
615 2016-05-10 Richard Biener <rguenther@suse.de>
617 PR tree-optimization/71039
618 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
619 (chk_uses): New function.
620 (propagate_with_phi): Verify we can safely replicate the lhs of an
621 aggregate assignment on all incoming edges.
623 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
625 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
627 (rx_atomic_sequence): New class.
628 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
629 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
631 (rx_atomic_sequence::rx_atomic_sequence,
632 rx_atomic_sequence::~rx_atomic_sequence): New functions.
633 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
634 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
635 CTRLREG_INTB): New constants.
636 (FETCHOP): New code iterator.
637 (fethcop_name, fetchop_name2): New iterator code attributes.
638 (QIHI): New mode iterator.
639 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
640 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
641 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
643 2016-05-10 Martin Liska <mliska@suse.cz>
645 * tree-inline.c (remap_dependence_clique): Do not remap
646 debugging statements.
648 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
650 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
651 ("*fixuns_truncdfdi2_z13")
652 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
653 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
654 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
656 2016-05-10 Richard Biener <rguenther@suse.de>
658 PR tree-optimization/70497
659 PR tree-optimization/28367
660 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
662 (visit_reference_op_load): ... here.
663 (vn_reference_lookup_3): Use it to handle subreg-like accesses
664 with simplified BIT_FIELD_REFs.
665 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
666 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
669 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
671 * dwarf2out.c (add_abstract_origin_attribute): Adjust
672 documentation comment. For BLOCK nodes, add a
673 DW_AT_abstract_origin attribute that points to the DIE generated
674 for the origin BLOCK.
675 (gen_lexical_block_die): Call add_abstract_origin_attribute for
676 blocks from inlined functions.
678 2016-05-10 Alan Modra <amodra@gmail.com>
681 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
682 regrename modifying insns saving lr before __morestack call.
683 * config/rs6000/rs6000.md (split_stack_return): Similarly for
684 insns restoring lr after __morestack call.
686 2016-05-09 Jakub Jelinek <jakub@redhat.com>
688 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
689 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
691 * config/i386/sse.md (vec_interleave_high<mode>,
692 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
693 <avx512>_vpermt2var<mode>3_maskz): Likewise.
695 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
697 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
698 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
699 parallel reassociation for power8 and forward.
701 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.md (absneg splitters with general regs): Use
704 general_reg_operand predicate.
705 (btsq peephole2): Use x86_64_immediate_operand to check if new
706 value is suitable for immediate operand. Generate emitted insn
707 using RTL expressions.
708 (btcq peephole2): Ditto.
709 (btrq peephole2): Ditto. Generate correct immediate operand
712 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
714 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
717 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
719 * tree-affine.c (wide_int_constant_multiple_p): Add missing
722 2016-05-09 Richard Biener <rguenther@suse.de>
724 PR tree-optimization/70985
725 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
726 op0 isn't a gimple register.
728 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
730 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
731 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
732 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
733 (i6400_fpu_mult): New cpu units.
734 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
735 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
736 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
737 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
738 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
739 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
740 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
741 (i6400_msa_long_float4, i6400_msa_long_float5)
742 (i6400_msa_long_float8, i6400_msa_fdiv_df)
743 (i6400_msa_fdiv_sf): New reservations.
744 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
745 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
746 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
747 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
748 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
749 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
750 (msa_short_cmp, msa_short_float2, msa_short_logic3)
751 (msa_short_store4, msa_long_load, msa_short_store)
752 (msa_long_logic, msa_long_float2, msa_long_float4)
753 (msa_long_float5, msa_long_float8, msa_long_mult)
754 (msa_long_fdiv, msa_long_div): New reservations.
756 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
757 Sameera Deshpande <sameera.deshpande@imgtec.com>
758 Matthew Fortune <matthew.fortune@imgtec.com>
759 Graham Stott <graham.stott@imgtec.com>
760 Chao-ying Fu <chao-ying.fu@imgtec.com>
762 * config.gcc: Add MSA header file for mips*-*-* target.
763 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
764 (Ubv8i, Urv8): New constraints.
765 * config/mips/mips-ftypes.def: Add function types for MSA
767 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
768 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
769 * config/mips/mips-msa.md: New file.
770 * config/mips/mips-protos.h
771 (mips_split_128bit_const_insns): New prototype.
772 (mips_msa_idiv_insns): Likewise.
773 (mips_split_128bit_move): Likewise.
774 (mips_split_128bit_move_p): Likewise.
775 (mips_split_msa_copy_d): Likewise.
776 (mips_split_msa_insert_d): Likewise.
777 (mips_split_msa_fill_d): Likewise.
778 (mips_expand_msa_branch): Likewise.
779 (mips_const_vector_same_val_p): Likewise.
780 (mips_const_vector_same_bytes_p): Likewise.
781 (mips_const_vector_same_int_p): Likewise.
782 (mips_const_vector_shuffle_set_p): Likewise.
783 (mips_const_vector_bitimm_set_p): Likewise.
784 (mips_const_vector_bitimm_clr_p): Likewise.
785 (mips_msa_vec_parallel_const_half): Likewise.
786 (mips_msa_output_division): Likewise.
787 (mips_ldst_scaled_shift): Likewise.
788 (mips_expand_vec_cond_expr): Likewise.
789 * config/mips/mips.c (enum mips_builtin_type): Add
790 MIPS_BUILTIN_MSA_TEST_BRANCH.
791 (mips_gen_const_int_vector_shuffle): New prototype.
792 (mips_const_vector_bitimm_set_p): New function.
793 (mips_const_vector_bitimm_clr_p): Likewise.
794 (mips_const_vector_same_val_p): Likewise.
795 (mips_const_vector_same_bytes_p): Likewise.
796 (mips_const_vector_same_int_p): Likewise.
797 (mips_const_vector_shuffle_set_p): Likewise.
798 (mips_symbol_insns): Forbid loading symbols via immediate for
800 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
802 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
804 (mips_lx_address_p): Add support load indexed address for MSA.
805 (mips_address_insns): Add calculation of instructions needed for
806 stores and loads for MSA.
807 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
808 CONST_VECTOR for MSA and let it fall through.
809 (mips_ldst_scaled_shift): New function.
810 (mips_subword_at_byte): Likewise.
811 (mips_msa_idiv_insns): Likewise.
812 (mips_legitimize_move): Validate MSA moves.
813 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
814 calculation of costs for MSA division.
815 (mips_split_move_p): Check if MSA moves need splitting.
816 (mips_split_move): Split MSA moves if necessary.
817 (mips_split_128bit_move_p): New function.
818 (mips_split_128bit_move): Likewise.
819 (mips_split_msa_copy_d): Likewise.
820 (mips_split_msa_insert_d): Likewise.
821 (mips_split_msa_fill_d): Likewise.
822 (mips_output_move): Handle MSA moves.
823 (mips_expand_msa_branch): New function.
824 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
825 Reinstate 'y' modifier.
826 (mips_file_start): Add MSA .gnu_attribute.
827 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
829 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
830 (mips_class_max_nregs): Add register size for MSA supported mode.
831 (mips_cannot_change_mode_class): Allow conversion between MSA
832 vector modes and TImode.
833 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
835 (mips_secondary_reload_class): Force MSA loads/stores via memory.
836 (mips_preferred_simd_mode): Add preffered modes for MSA.
837 (mips_vector_mode_supported_p): Add MSA supported modes.
838 (mips_autovectorize_vector_sizes): New function.
839 (mips_msa_output_division): Likewise.
840 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
841 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
842 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
843 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
844 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
845 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
846 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
847 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
848 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
849 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
850 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
851 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
852 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
853 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
854 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
855 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
856 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
857 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
858 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
859 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
860 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
861 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
862 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
863 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
864 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
865 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
866 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
867 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
868 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
869 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
870 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
871 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
872 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
873 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
874 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
875 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
876 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
877 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
878 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
879 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
880 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
881 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
882 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
883 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
884 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
885 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
886 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
887 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
888 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
889 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
890 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
891 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
892 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
893 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
894 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
895 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
896 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
897 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
898 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
899 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
900 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
901 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
902 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
903 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
904 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
905 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
906 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
907 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
908 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
909 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
910 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
911 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
912 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
913 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
914 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
915 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
916 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
917 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
918 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
919 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
920 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
921 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
922 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
923 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
924 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
925 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
926 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
927 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
928 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
929 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
930 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
931 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
932 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
933 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
934 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
935 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
936 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
937 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
938 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
939 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
940 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
941 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
942 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
943 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
944 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
945 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
946 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
947 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
948 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
949 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
950 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
951 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
952 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
953 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
954 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
955 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
956 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
957 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
958 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
959 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
960 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
961 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
962 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
963 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
964 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
965 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
966 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
967 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
968 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
969 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
970 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
971 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
972 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
973 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
974 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
975 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
976 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
977 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
978 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
979 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
980 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
981 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
982 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
983 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
984 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
985 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
986 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
987 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
988 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
989 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
990 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
992 (mips_get_builtin_decl_index): New array.
993 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
994 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
995 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
996 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
997 (mips_init_builtins): Initialize mips_get_builtin_decl_index
999 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1001 (mips_expand_builtin_insn): Prepare operands for
1002 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1003 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1004 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1005 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1006 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1007 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1008 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1009 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1010 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1011 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1012 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1013 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1014 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1015 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1016 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1017 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1018 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1019 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1020 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1021 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1022 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1023 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1024 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1025 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1026 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1027 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1028 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1029 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1030 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1031 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1032 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1033 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1034 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1035 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1036 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1037 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1038 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1039 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1040 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1041 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1042 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1043 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1044 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1045 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1046 These are set implicitly and an error is reported if overridden.
1047 (mips_expand_builtin_msa_test_branch): New function.
1048 (mips_expand_msa_shuffle): Likewise.
1049 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1050 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1051 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1052 (mips_expand_vec_unpack): Add support for MSA.
1053 (mips_expand_vector_init): Likewise.
1054 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1055 instead of const0_rtx.
1056 (mips_msa_vec_parallel_const_half): New function.
1057 (mips_gen_const_int_vector): Likewise.
1058 (mips_gen_const_int_vector_shuffle): Likewise.
1059 (mips_expand_msa_cmp): Likewise.
1060 (mips_expand_vec_cond_expr): Likewise.
1061 * config/mips/mips.h
1062 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1063 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1065 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1066 (ISA_HAS_MSA): New macro.
1067 (UNITS_PER_MSA_REG): Likewise.
1068 (BITS_PER_MSA_REG): Likewise.
1069 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1070 (MSA_REG_FIRST): New macro.
1071 (MSA_REG_LAST): Likewise.
1072 (MSA_REG_NUM): Likewise.
1073 (MSA_REG_P): Likewise.
1074 (MSA_REG_RTX_P): Likewise.
1075 (MSA_SUPPORTED_MODE_P): Likewise.
1076 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1077 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1078 * config/mips/mips.md: Include mips-msa.md.
1079 (alu_type): Add simd_add.
1080 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1081 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1082 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1083 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1084 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1085 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1086 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1087 simd_move, simd_load, simd_store. Choose "multi" for moves
1089 (qword_mode): New attribute.
1090 (insn_count): Add instruction count for quad moves.
1091 Increase the count for MIPS SIMD division.
1092 (UNITMODE): Add UNITMODEs for vector types.
1093 (addsub): New code iterator.
1094 * config/mips/mips.opt (mmsa): New option.
1095 * config/mips/msa.h: New file.
1096 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1098 * config/mips/mti-linux.h: Likewise.
1099 * config/mips/predicates.md
1100 (const_msa_branch_operand): New constraint.
1101 (const_uimm3_operand): Likewise.
1102 (const_uimm4_operand): Likewise.
1103 (const_uimm5_operand): Likewise.
1104 (const_uimm8_operand): Likewise.
1105 (const_imm5_operand): Likewise.
1106 (aq10b_operand): Likewise.
1107 (aq10h_operand): Likewise.
1108 (aq10w_operand): Likewise.
1109 (aq10d_operand): Likewise.
1110 (const_m1_operand): Likewise.
1111 (reg_or_m1_operand): Likewise.
1112 (const_exp_2_operand): Likewise.
1113 (const_exp_4_operand): Likewise.
1114 (const_exp_8_operand): Likewise.
1115 (const_exp_16_operand): Likewise.
1116 (const_vector_same_val_operand): Likewise.
1117 (const_vector_same_simm5_operand): Likewise.
1118 (const_vector_same_uimm5_operand): Likewise.
1119 (const_vector_same_uimm6_operand): Likewise.
1120 (const_vector_same_uimm8_operand): Likewise.
1121 (par_const_vector_shf_set_operand): Likewise.
1122 (reg_or_vector_same_val_operand): Likewise.
1123 (reg_or_vector_same_simm5_operand): Likewise.
1124 (reg_or_vector_same_uimm6_operand): Likewise.
1125 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1127 * doc/invoke.texi (-mmsa): Document new option.
1129 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1131 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1132 * configure: Regenerate.
1133 * config.in: Regenerate.
1134 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1136 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1137 (ENDFILE_VTV_SPEC): Define.
1139 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1141 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1142 registers in all interrupt handlers if necessary.
1143 (rl78_option_override): Add warning.
1144 (MUST_SAVE_MDUC_REGISTERS): New macro.
1145 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1146 * config/rl78/rl78.c (check_mduc_usage): New function.
1147 (mduc_regs): New structure to hold MDUC register data.
1148 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1149 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1150 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1151 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1152 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1153 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1155 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1157 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1158 (tree-ssa-loop-niter.h): Ditto.
1159 (idx_within_array_bound, ref_within_array_bound): New functions.
1160 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1161 Factor out check on writable base object to ...
1162 (base_object_writable): ... here.
1164 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1166 * config/arm/arm.md (probe_stack): Add modes to set source
1169 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1171 * regrename.c (base_reg_class_for_rename): New static function.
1172 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1174 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1176 * cgraph.c (thunk_adjust): Export.
1177 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1178 * cgraphunit.c (thunk_adjust): Export.
1179 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1181 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1183 * tree-inline.c (expand_call_inline): Expand thunks inline.
1185 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1189 (*sse2_vd_cvtss2sd): Ditto.
1190 * config/i386/i386.md
1191 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1192 Generate *sse2_vd_cvtsd2ss pattern.
1193 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1194 Generate *sse2_vd_cvtss2sd pattern.
1196 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1198 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1199 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1202 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1204 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1205 * config/sh/sh.c: Define and declare variables on first use throughout
1207 (current_function_interrupt): Change to bool type.
1208 (frame_insn): Rename to emit_frame_insn and update users.
1209 (push_regs): Use bool for 'interrupt_handler' argument.
1210 (save_schedule_s): Remove.
1211 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1212 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1213 targetm.asm_out.unaligned_op.di.
1214 (gen_far_branch): Remove redundant forward declaration.
1215 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1216 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1217 (sh_set_return_address, sh_function_ok_for_sibcall,
1218 scavenge_reg): Update comments.
1219 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1220 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1221 (sh_attr_renesas_p): Remove unnecessary parentheses.
1222 (branch_dest): Simplify.
1223 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1224 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1225 (CUMULATIVE_ARGS): Change macro to typedef.
1226 (current_function_interrupt): Change to bool type.
1227 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1228 Surround with __cplusplus ifdef.
1229 (sh_compare_op0, sh_compare_op1): Remove.
1230 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1232 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1234 * config/arm/arm.md: (arch): Add neon.
1235 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1236 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1237 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1238 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1239 attributes for alt renumbering. Mark alt 3 as non-predicable.
1240 (thumb2_movdf_vfp): Likewise.
1242 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1245 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1246 (*andqi_1): Add preferred_for_speed attribute to disparage
1247 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1248 (*<code>qi_1): Ditto.
1249 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1250 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1251 (*ashlqi3_1): Ditto.
1252 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1253 Add preferred_for_size attribute to disparage alternative 0 and
1254 preferred_for_speed attribute to disparage alternative 1 for
1255 TARGET_PARTIAL_REG_STALL targets.
1257 2016-05-07 Tom de Vries <tom@codesourcery.com>
1259 PR tree-optimization/70956
1260 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1263 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1265 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1266 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1267 * config/sh/sh.md (branch_zero): Remove define_attr.
1268 (define_delay): Disable delay slot if branch distance is one insn.
1270 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/i386.md (LEAMODE): New mode attribute.
1273 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1274 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1275 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1276 operand 2 predicate.
1277 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1278 (*lea<mode>_general_3): Ditto.
1279 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1281 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1283 * genmddump.c (main): Convert argv from char ** to const char **.
1285 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1287 * coretypes.h (OVERRIDE): New macro.
1290 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1292 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1293 allow coalescing if the types are compatible.
1295 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1297 * pass_manager.h (pass_manager::register_pass_name): New method.
1298 (pass_manager::get_pass_by_name): New method.
1299 (pass_manager::create_pass_tab): New method.
1300 (pass_manager::m_name_to_pass_map): New field.
1301 * passes.c (name_to_pass_map): Delete global in favor of field
1302 "m_name_to_pass_map" of pass_manager.
1303 (register_pass_name): Rename from a function to...
1304 (pass_manager::register_pass_name): ...this method, updating
1305 for renaming of global "name_to_pass_map" to field
1306 "m_name_to_pass_map".
1307 (create_pass_tab): Rename from a function to...
1308 (pass_manager::create_pass_tab): ...this method, updating
1309 for renaming of global "name_to_pass_map" to field.
1310 (get_pass_by_name): Rename from a function to...
1311 (pass_manager::get_pass_by_name): ...this method.
1312 (enable_disable_pass): Convert use of get_pass_by_name to
1313 a method call, locating the pass_manager singleton.
1315 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1317 * genattr-common.c (main): Convert argv from char ** to const char **.
1318 * genattr.c (main): Likewise.
1319 * genattrtab.c (main): Likewise.
1320 * genautomata.c (initiate_automaton_gen): Likewise.
1322 * gencodes.c (main): Likewise.
1323 * genconditions.c (main): Likewise.
1324 * genconfig.c (main): Likewise.
1325 * genconstants.c (main): Likewise.
1326 * genemit.c (main): Likewise.
1327 * genenums.c (main): Likewise.
1328 * genextract.c (main): Likewise.
1329 * genflags.c (main): Likewise.
1330 * genmddeps.c (main): Likewise.
1331 * genopinit.c (main): Likewise.
1332 * genoutput.c (main): Likewise.
1333 * genpeep.c (main): Likewise.
1334 * genpreds.c (main): Likewise.
1335 * genrecog.c (main): Likewise.
1336 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1337 (init_rtx_reader_args): Likewise.
1338 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1339 (init_rtx_reader_args): Likewise.
1340 * gentarget-def.c (main): Likewise.
1341 * read-md.c (read_md_files): Likewise.
1342 * read-md.h (read_md_files): Likewise.
1344 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1346 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1347 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1348 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1349 Remove unused predicate.
1350 (register_and_not_fp_reg_operand): Ditto.
1352 2016-05-06 Martin Liska <mliska@suse.cz>
1354 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1355 instead of vec as the vector is local to the function.
1357 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1359 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1360 avx512bw alternative.
1362 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1363 before the ashr<mode>3 pattern.
1365 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1366 v instead of x in vex or maybe_vex alternatives, use
1367 maybe_evex instead of vex in prefix.
1369 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1370 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1371 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1372 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1375 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1376 v instead of x in vex or maybe_vex alternatives, use
1377 maybe_evex instead of vex in prefix.
1379 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1380 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1381 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1382 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1383 alternatives, use maybe_evex instead of vex in prefix.
1385 * config/i386/sse.md (vec_interleave_lowv4sf,
1386 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1387 v instead of x in vex or maybe_vex alternatives, use
1388 maybe_evex instead of vex in prefix.
1390 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1391 v instead of x in vex or maybe_vex alternatives, use
1392 maybe_evex instead of vex in prefix.
1394 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1395 v constraint instead of x.
1397 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1399 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1400 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1403 2016-05-06 Richard Biener <rguenther@suse.de>
1405 PR tree-optimization/70948
1406 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1407 Properly clobber all fields of va_list for __builtin_va_start.
1409 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1412 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1413 loop latch destination.
1415 2016-05-06 Martin Liska <mliska@suse.cz>
1417 * tree-ssa-uninit.c: Apply manual changes
1418 to the GNU coding style.
1419 (prune_uninit_phi_opnds): Rename from
1420 prune_uninit_phi_opnds_in_unrealizable_paths.
1422 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1424 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1425 mspace): Remove deprecated options.
1426 * doc/invoke.texi (SH options): Remove -mspace.
1428 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1430 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1432 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1434 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1435 corresponding combine split pattern.
1437 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1440 * config/sh/predicates.md (long_displacement_mem_operand): New.
1441 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1442 Add movi20, movi20s alternatives. Adjust length attribute for
1444 (movsi_ie): Allow for any FPU. Adjust length attribute for
1446 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1447 attribute for alternatives.
1448 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1449 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1450 length attribute for alternatives.
1452 2016-05-06 Richard Biener <rguenther@suse.de>
1454 PR tree-optimization/70960
1455 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1457 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1460 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1461 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1463 2016-05-06 Marek Polacek <polacek@redhat.com>
1466 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1468 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1471 * config/sh/sh.md (*rotcr): Add another variant.
1473 2016-05-06 Richard Biener <rguenther@suse.de>
1476 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1478 2016-05-06 Richard Biener <rguenther@suse.de>
1481 * fold-const.c (split_tree): Always convert to the original type
1484 2016-05-06 Richard Biener <rguenther@suse.de>
1486 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1487 (fwprop_addr): Likewise.
1489 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1494 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1495 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1496 the splitter condition.
1497 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1498 the splitter condition.
1499 (FP float_extend load splitter): Ditto.
1501 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1504 to REGNO in all peephole2 patterns.
1505 (post-reload splitters): Change true_regnum to REGNO in
1506 post-reload splitters.
1507 (zero_extend splitters): Use general_reg_operand and
1508 nonimmediate_gr_operand predicates.
1510 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1512 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1513 v constraint instead of x.
1515 2016-05-05 Alan Modra <amodra@gmail.com>
1518 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1519 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1520 TARGET_NO_FP_IN_TOC for -mrelocatable.
1521 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1522 TARGET_RELOCATABLE test.
1523 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1524 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1525 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1526 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1527 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1528 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1529 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1530 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1531 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1532 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1534 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1535 (rs6000_stack_info): Likewise.
1536 (rs6000_elf_asm_out_constructor): Likewise.
1537 (rs6000_elf_asm_out_destructor): Likewise.
1538 (rs6000_elf_declare_function_name): Likewise.
1539 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1540 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1543 2016-05-05 Alan Modra <amodra@gmail.com>
1545 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1547 2016-05-05 Alan Modra <amodra@gmail.com>
1549 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1550 out-of-line gpr restore for one or two regs if that would add
1553 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/i386.md
1557 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1558 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1559 as operand 0 predicate.
1560 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1562 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1563 Ditto. Emit the pattern using RTX.
1565 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1566 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1567 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1568 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1570 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1571 sse_reg_operand as operand 0 predicate.
1573 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1574 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1575 instead of gen_rtx_REG.
1576 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1579 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1581 * function.c (emit_use_return_register_into_block): Delete.
1582 (gen_return_pattern): Delete.
1583 (emit_return_into_block): Delete.
1584 (active_insn_between): Delete.
1585 (convert_jumps_to_returns): Delete.
1586 (emit_return_for_exit): Delete.
1587 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1588 simple_return for shrink-wrapped blocks.
1589 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1590 end of blocks that need one.
1591 (get_unconverted_simple_return): Delete.
1592 (convert_to_simple_return): Delete.
1593 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1594 (convert_to_simple_return): Ditto.
1596 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1598 * cfgcleanup.c (bb_is_just_return): New function.
1599 (try_optimize_cfg): Simplify jumps to return, branches to return,
1600 and branches around return.
1602 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1604 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1607 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1611 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1612 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1613 assert flags & OEP_HASH_CHECK, instead of asserting it
1614 never happens. Handle TARGET_EXPR.
1615 * fold-const.c (operand_equal_p): For hash verification,
1616 or in OEP_HASH_CHECK into flags.
1618 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1620 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1622 (compute_samebase_partition_bases): Fix typo.
1624 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1626 * config/i386/sse.md (vec_interleave_highv8sf,
1627 vec_interleave_lowv8sf, vec_interleave_highv4df,
1628 vec_interleave_lowv4df): Remove constraints from expanders.
1630 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1632 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1634 * tree-inline.c (expand_call_inline): Fix path dealing with
1635 making lhs of call statement undefined.
1637 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1639 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1640 Check availability on NODE, too.
1641 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1642 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1643 (varpool_node::call_for_symbol_and_aliase): Likewise.
1644 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1645 (propagate_pure_const): Propagate across interposable functions, too.
1646 (skip_function_for_local_pure_const): Do not skip interposable bodies
1648 (pass_local_pure_const::execute): Update.
1650 2016-05-04 Marek Polacek <polacek@redhat.com>
1652 * doc/invoke.texi: Document -Wdangling-else.
1654 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1656 * config.gcc: Error out when conflicting multilib is detected. Do not
1657 loop over multilibs since no combination is legal.
1659 2016-05-04 Alan Modra <amodra@gmail.com>
1661 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1662 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1663 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1666 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1668 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1669 Clean up p5600 comments.
1671 2016-05-04 Richard Biener <rguenther@suse.de>
1673 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1674 constructor simplifications.
1675 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1677 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1679 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1680 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1681 result.set_rtx is null instead of aborting.
1682 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1684 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1685 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1686 *mov<mode>_store_postinc): New patterns.
1688 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1690 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1691 as commutative. Check both conversions are NOP.
1692 ((A & B) OP (C & B)): Remove.
1694 2016-05-04 Alan Modra <amodra@gmail.com>
1696 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1698 2016-05-04 Alan Modra <amodra@gmail.com>
1701 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1702 when cr2,3,4 are all fixed regs.
1704 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1706 PR rtl-optimization/57193
1707 * opts.c (default_options_table): Revert OPT_frename_registers change.
1708 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1710 2016-05-03 Martin Sebor <msebor@redhat.com>
1713 * builtins.c (fold_builtin_FILE): New function.
1714 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1715 (fold_builtin_0): Call them.
1716 * gimplify.c (gimplify_call_expr): Remove the handling of
1717 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1720 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1721 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1725 * doc/extend.texi (Function Names as Strings): Update __func__,
1726 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1729 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1730 Richard Biener <rguenther@suse.de>
1732 PR tree-optimization/70916
1733 * tree-if-conv.c: Include cfganal.h.
1734 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1735 and remove_fake_exit_edges around the optimization pass.
1737 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1739 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1740 (cgraph_edge::make_direct): Likewise.
1741 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1742 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1743 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1744 (CIF_THUNK): New code.
1745 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1746 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1747 (compute_inline_parameters): Set inline_failed for thunks.
1748 (inline_analyze_function): Cleanup.
1749 * ipa-inline.c (can_inline_edge_p): Do not deal with
1750 call_stmt_cannot_inline_p.
1751 (can_early_inline_edge_p): Likewise.
1752 (early_inliner): Initialize inline_failed.
1753 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1755 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1758 from nonimm_ssenomem_operand.
1759 (nonimm_ssenomem_operand): New predicate.
1760 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1761 as operand 0 predicate.
1762 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1763 Disable unsupported alternatives using "enabled" attribute.
1764 Use register_ssemem_operand as operand 0 predicate.
1765 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1767 2016-05-03 Marek Polacek <polacek@redhat.com>
1770 * input.c (expansion_point_location): New function.
1771 * input.h (expansion_point_location): Declare.
1773 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1775 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1776 occurence with frame_offset_ ones.
1778 2016-05-03 Alan Modra <amodra@gmail.com>
1780 PR rtl-optimization/70890
1781 * ira.c (combine_and_move_insns): When moving def_insn, remove
1784 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1786 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1787 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1788 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1789 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1791 2016-05-03 Alan Modra <amodra@gmail.com>
1793 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1794 for SAVE_MULTIPLE/STORE_MULTIPLE.
1796 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1798 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1799 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1801 2016-05-03 Richard Biener <rguenther@suse.de>
1803 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1805 (gimplify_arg): Likewise.
1806 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1807 re-writing the result to a decl if required.
1808 (internal_get_tmp_var): Add allow_ssa parameter
1809 and override into_ssa with it.
1810 (get_formal_tmp_var): Adjust.
1811 (get_initialized_tmp_var): Add allow_ssa parameter.
1812 (gimplify_arg): Add allow_ssa parameter and avoid generating
1813 SSA names for the result false.
1814 (gimplify_call_expr): If the call may return twice do not
1815 gimplify parameters into SSA.
1816 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1817 (gimplify_modify_expr): Adjust assert. For noreturn calls
1818 with a SSA name LHS adjust its def.
1819 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1820 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1821 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1822 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1823 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1824 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1825 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1826 (optimize_target_teams): Do not allow SSA names for clause operands.
1827 (gimplify_expr): Likewise for where we mark the result addressable.
1828 * passes.def (pass_init_datastructures): Remove.
1829 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1830 (rewrite_stmt): Likewise.
1831 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1832 (replace_locals_op): Replace SSA names.
1833 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1834 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1835 * cgraph.c (release_function_body): Free CFG annotations only
1836 when we have a CFG. Simplify.
1837 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1838 force_gimple_operand instead of get_initialized_tmp_var.
1839 * tree-pass.h (make_pass_init_datastructures): Remove.
1840 * tree-ssa.c (execute_init_datastructures): Remove.
1841 (pass_data_init_datastructures): Likewise.
1842 (class pass_init_datastructures): Likewise.
1843 (make_pass_init_datastructures): Likewise.
1844 * omp-low.c (create_omp_child_function): Init SSA data structures.
1845 (grid_expand_target_grid_body): Likewise.
1846 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1847 name before adding it to names_to_release.
1848 (remove_bb): Always release SSA defs.
1849 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1850 before dereferencing it.
1851 * cgraphunit.c (init_lowered_empty_function): Always
1852 int SSA data structures.
1853 * tree-ssanames.c (release_defs): Remove assert that we are in
1855 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1857 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1858 Uros Bizjak <ubizjak@gmail.com>
1860 PR rtl-optimization/70467
1861 * config/i386/predicates.md (x86_64_hilo_int_operand,
1862 x86_64_hilo_general_operand): New predicates.
1863 * config/i386/constraints.md (Wd): New constraint.
1864 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1865 (general_hilo_operand): New mode attr.
1866 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1867 instead of <general_operand>.
1868 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1869 x86_64_hilo_general_operand instead of <general_operand>.
1871 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1873 PR tree-optimization/70916
1874 * tree-if-conv.c (constant_or_ssa_name): Removed.
1875 (fold_build_cond_expr): Use is_gimple_val instead of
1876 constant_or_ssa_name.
1878 PR tree-optimization/70916
1879 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1880 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1883 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1884 (optimize_atomic_bit_test_and): New function.
1885 (pass_fold_builtins::execute): Use it.
1886 * optabs.def (atomic_bit_test_and_set_optab,
1887 atomic_bit_test_and_complement_optab,
1888 atomic_bit_test_and_reset_optab): New optabs.
1889 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1890 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1891 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1892 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1893 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1894 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1895 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1896 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1897 atomic_bit_test_and_complement@var{mode},
1898 atomic_bit_test_and_reset@var{mode}): Document.
1899 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1900 atomic_bit_test_and_complement<mode>,
1901 atomic_bit_test_and_reset<mode>): New expanders.
1902 (atomic_bit_test_and_set<mode>_1,
1903 atomic_bit_test_and_complement<mode>_1,
1904 atomic_bit_test_and_reset<mode>_1): New insns.
1906 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1908 PR rtl-optimization/70687
1909 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1910 instead of unsigned HOST_WIDE_INT.
1912 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1914 PR rtl-optimization/44281
1915 * hard-reg-set.h (struct target_hard_regs): New field
1916 x_fixed_nonglobal_reg_set.
1917 (fixed_nonglobal_reg_set): New macro.
1918 * reginfo.c (init_reg_sets_1): Initialize it.
1919 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1921 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1923 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1925 PR tree-optimization/56541
1926 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1927 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1928 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1929 (any_complicated_phi): new static variable.
1930 (aggressive_if_conv): delete.
1931 (if_convertible_phi_p): support phis with more than two arguments.
1932 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1933 critical pred edges.
1934 (ifcvt_split_critical_edges): support phis with more than two
1935 arguments by checking new parameter. only split critical edges
1937 (tree_if_conversion): handle simd pragma marked loop using new
1938 local variable aggressive_if_conv. check any_complicated_phi.
1940 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1942 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1945 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1947 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1950 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1952 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1953 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1954 define_insn_and_split.
1955 (mulsi3_i): New define_insn_and_split.
1956 (mulsi3_call): Convert to define_insn.
1957 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1960 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1962 * machmode.h (mode_complex): Add support to give the complex mode
1964 (GET_MODE_COMPLEX_MODE): Likewise.
1965 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1966 stored by build_complex_type and gfc_build_complex_type instead of
1967 trying to figure out the appropriate mode based on the size. Raise
1968 an assertion error, if the type was not set.
1969 * genmodes.c (struct mode_data): Add field for the complex type of
1971 (blank_mode): Likewise.
1972 (make_complex_modes): Remember the complex mode created in the
1974 (emit_mode_complex): Write out the mode_complex array to map a
1975 type mode to the complex version.
1976 (emit_insn_modes_c): Likewise.
1977 * tree.c (build_complex_type): Set the complex type to use before
1978 calling layout_type.
1979 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1980 support for __float128 complex datatypes.
1981 (rs6000_hard_regno_mode_ok): Likewise.
1982 (rs6000_setup_reg_addr_masks): Likewise.
1983 (rs6000_complex_function_value): Likewise.
1984 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1985 __float128 and __ibm128 complex.
1986 (FLOAT128_IBM_P): Likewise.
1987 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1988 * doc/extend.texi (Additional Floating Types): Document that
1989 -mfloat128 must be used to enable __float128. Document complex
1990 __float128 and __ibm128 support.
1992 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1995 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1996 char/short arguments promoted to int because of promote_prototypes.
1998 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2001 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2002 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2003 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2004 alternatives using "enabled" attribute. Use register_ssemem_operand
2005 as operand 1 predicate.
2006 (*cmpi<unord>xf_i387): Split XFmode pattern from
2007 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2008 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2009 *absneg<mode>2_i387. Disable unsupported alternatives using
2010 "enabled" attribute.
2011 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2013 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2015 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2017 (oacc_loop_process): Check mask for loop termination.
2019 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2021 * cif-code.def (CIF_THUNK): Add.
2022 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2025 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2027 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2028 (dump_inline_summary): Dump it.
2029 (fp_expression_p): New predicate.
2030 (estimate_function_body_sizes): Use it.
2031 (inline_merge_summary): Merge fp_expressions.
2032 (inline_read_section): Read fp_expressions.
2033 (inline_write_summary): Write fp_expressions.
2034 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2035 codegen boundary if either caller or callee is !fp_expressions.
2036 * ipa-inline.h (inline_summary): Add fp_expressions.
2037 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2038 to fp_expressions be sure the fp generation flags are updated.
2040 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2042 PR rtl-optimization/70467
2043 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2045 PR rtl-optimization/70467
2046 * ipa-pure-const.c (check_call): Handle internal calls even in
2047 ipa mode like in local mode.
2049 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2051 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2053 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2055 * match.pd (X u< X, X u> X): New transformations.
2057 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2059 * flag-types.h (enum warn_strict_overflow_code): Move ...
2060 * coretypes.h: ... here.
2061 * fold-const.h (fold_overflow_warning): Declare.
2062 * fold-const.c (fold_overflow_warning): Make non-static.
2063 (fold_comparison): Move the transformation of X +- C1 CMP C2
2064 into X CMP C2 -+ C1 ...
2065 * match.pd: ... here.
2066 * gimple-fold.c (fold_stmt_1): Protect with
2067 fold_defer_overflow_warnings.
2069 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2071 * omp-low.c (struct oacc_loop): Add 'inner' field.
2072 (new_oacc_loop_raw): Initialize it to zero.
2073 (oacc_loop_fixed_partitions): Initialize it.
2074 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2075 available partitioning.
2077 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2079 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2081 (umulsidi3): Likewise.
2082 (indirect_jump): Fix jump instruction assembly patterns.
2084 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2087 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2088 (nvptx_function_value): Assert non-NULL cfun.
2090 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2092 PR rtl-optimization/70886
2093 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2095 * cselib.h (rtx_equal_for_cselib_1): Declare.
2096 (rtx_equal_for_cselib_p: New inline function.
2097 * cselib.c (rtx_equal_for_cselib_p): Delete.
2098 (rtx_equal_for_cselib_1): Make public.
2100 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2103 (register_mixssei387nonimm_operand): Remove predicate.
2104 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2105 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2106 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2107 for TARGET_MIX_SSE_I387 alternatives.
2108 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2109 Disable unsupported alternatives using "enabled" attribute. Use
2110 nonimm_ssenomem_operand as operand 1 predicate. Also check
2111 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2113 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2115 * tree.c (cst_and_fits_in_hwi): Simplify.
2117 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2119 * tree.h (wi::to_wide): New function.
2120 * expr.c (expand_expr_real_1): Use wi::to_wide.
2121 * fold-const.c (int_const_binop_1): Likewise.
2122 (extract_muldiv_1): Likewise.
2124 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2126 * wide-int.h: Update offset_int and widest_int documentation.
2127 (WI_SIGNED_SHIFT_RESULT): New macro.
2128 (wi::binary_shift): Define signed_shift_result_type for
2129 shifts on offset_int- and widest_int-like types.
2130 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2131 * tree.h (int_bit_position): Use shift operators instead of wi::
2133 * alias.c (adjust_offset_for_component_ref): Likewise.
2134 * expr.c (get_inner_reference): Likewise.
2135 * fold-const.c (fold_comparison): Likewise.
2136 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2137 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2138 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2139 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2140 (stmt_kills_ref_p): Likewise.
2141 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2142 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2143 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2144 (ao_ref_init_from_vn_reference): Likewise.
2146 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2148 * wide-int.h: Update offset_int and widest_int documentation.
2149 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2150 (wi::binary_traits): Allow ordered comparisons between offset_int and
2151 offset_int, between widest_int and widest_int, and between either
2152 of these types and basic C types.
2153 (operator <, <=, >, >=): Define for the same combinations.
2154 * tree.h (tree_int_cst_lt): Use comparison operators instead
2155 of wi:: comparisons.
2156 (tree_int_cst_le): Likewise.
2157 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2158 (fold_nonarray_ctor_reference): Likewise.
2159 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2160 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2161 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2162 * tree-sra.c (completely_scalarize): Likewise.
2163 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2164 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2165 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2166 (check_for_binary_op_overflow): Likewise.
2167 (search_for_addr_array): Likewise.
2168 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2170 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2172 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2173 (arc_save_restore): Likewise.
2174 (arc_dwarf_register_span): Likewise.
2175 (arc_output_pic_addr_const): Initialize suffix variable.
2177 2016-05-02 Martin Liska <mliska@suse.cz>
2179 * symbol-summary.h (function_summary::function_summary):
2180 Remove checking assert for all cgraph nodes.
2181 (function_summary::get): Check summary_uid.
2182 (symtab_insertion): Check summary_uid.
2184 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2186 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2187 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2189 (arc_dwarf_register_span): Remove enum keyword.
2190 (compact_memory_operand_p): New function.
2191 * config/arc/arc.h (reg_class): Add code density register classes.
2192 (REG_CLASS_NAMES): Likewise.
2193 (REG_CLASS_CONTENTS): Likewise.
2194 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2195 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2196 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2197 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2198 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2200 (h, Rcd, Rsd, Rzd): New register constraints.
2201 (T): Use compact_memory_operand_p function.
2202 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2204 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2206 * config/sh/sh.md (*negnegt, *movtt): Remove.
2208 2016-05-02 Marek Polacek <polacek@redhat.com>
2209 Tom de Vries <tom@codesourcery.com>
2211 PR tree-optimization/70700
2212 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2213 bigger than FIRST_REF_NODE.
2215 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2218 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2220 (prepare_cbranch_operands): Don't use scratch register. Assume that
2221 function is used when pseudos can be created.
2222 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2223 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2224 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2225 define_expand. Allow it only when pseudos can be created.
2226 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2228 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/constraints.md (BC): Only allow -1 operands.
2231 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2232 Add "enabled" attribute. Update XI mode attribute calculation.
2233 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2234 (*movoi_internal_avx): Update XI mode attribute calculation.
2235 (*movti_internal): Ditto.
2237 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2239 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2240 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2242 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2244 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2245 statement on instruction code. Remove trailing spaces.
2246 (altivec_expand_stv_builtin): Likewise.
2248 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2250 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2251 (TARGET_FPU_DOUBLE): Simplify.
2252 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2253 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2254 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2255 with 'TARGET_FPU_DOUBLE'.
2256 * config/sh/sh.md: Likewise.
2258 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2260 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2261 SH_DIV_STR_FOR_SIZE): Remove.
2262 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2263 SH_DIV_STR_FOR_SIZE): Remove.
2265 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2267 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2268 logical_reg_operand): Delete.
2269 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2270 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2271 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2272 match_operand and match_test.
2273 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2274 variables on their first use. Return bool values.
2275 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2276 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2277 arith_reg_operand for input operand. Remove empty constraints.
2279 (*xorsi3_compact): Rename to xorsi3.
2280 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2281 (*zero_extend<mode>si2_disp_mem): Update comment.
2284 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2286 * config/sh/t-sh: Remove SH5 support.
2287 * config.gcc: Likewise.
2288 * configure: Likewise.
2290 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2292 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2294 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2296 * config/sh/sh.c (register_sh_passes, sh_option_override,
2297 sh_print_operand, prepare_move_operands,
2298 sh_can_follow_jump): Remove TARGET_SH1 checks.
2299 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2300 PROMOTE_MODE): Likewise.
2301 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2304 2016-04-30 Alan Modra <amodra@gmail.com>
2306 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2307 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2308 Check for user regs later to avoid unnecessary looping over regs.
2309 Merge user reg check with non-saved reg check. Don't force
2310 inline VR restore when static chain used.
2311 (rs6000_frame_related): Omit eh_frame info for user regs when
2313 (fixed_regs_p): Delete.
2315 2016-04-30 Alan Modra <amodra@gmail.com>
2317 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2318 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2321 2016-04-30 Alan Modra <amodra@gmail.com>
2324 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2325 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2328 2016-04-30 Alan Modra <amodra@gmail.com>
2330 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2331 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2332 flag_pic test for Darwin.
2334 2016-04-30 Alan Modra <amodra@gmail.com>
2336 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2337 throw_calls_crossed.
2338 (REG_FREQ_CALLS_CROSSED): Delete.
2339 (REG_N_THROWING_CALLS_CROSSED): Delete.
2340 * regstat.c (regstat_bb_compute_ri): Don't calculate
2341 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2342 (dump_reg_info): Don't print call cross frequency.
2343 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2344 and REG_N_THROWING_CALLS_CROSSED.
2346 2016-04-30 Alan Modra <amodra@gmail.com>
2348 * regs.h (struct reg_info_t): Delete live_length.
2349 (REG_LIVE_LENGTH): Delete macro.
2350 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2351 local_live, local_processed and local_live_last_luid params.
2352 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2354 (regstat_compute_ri): Adjust for above. Don't set
2356 (dump_reg_info): Don't print live length.
2357 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2358 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2359 Localize loop_depth var.
2361 2016-04-30 Alan Modra <amodra@gmail.com>
2363 * ira.c (enum valid_equiv): New.
2364 (validate_equiv_mem): Return enum.
2365 (update_equiv_mem): Create replacement in more cases.
2366 (add_store_equivs): Update validate_equiv_mem call.
2368 2016-04-30 Alan Modra <amodra@gmail.com>
2370 * ira.c (combine_and_move_insns): Rather than scanning insns,
2371 use DF infrastucture to find use and def insns.
2373 2016-04-30 Alan Modra <amodra@gmail.com>
2375 ira.c (combine_and_move_insns): Move invariant conditions..
2376 (ira.c): ..to here. Call combine_and_move_insns before
2377 add_store_equivs. Call grow_reg_equivs later. Allocate
2378 req_equiv later using max_reg_num() rather than global max_regno.
2379 (contains_replace_regs): Delete.
2380 (add_store_equivs): Remove contains_replace_regs test.
2382 2016-04-30 Alan Modra <amodra@gmail.com>
2384 * ira.c (struct equiv_mem_data): New.
2385 (equiv_mem, equiv_mem_modified): Delete static vars.
2386 (validate_equiv_mem_from_store): Use "data" param to communicate..
2387 (validate_equiv_mem): ..from here.
2389 2016-04-30 Alan Modra <amodra@gmail.com>
2391 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2393 (update_reg_equivs): ..here. Move allocation and freeing of
2394 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2395 end_alias_analysis to..
2398 2016-04-30 Alan Modra <amodra@gmail.com>
2400 * ira.c (pdx_subregs): Delete.
2401 (struct equivalence): Add pdx_subregs field.
2402 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2404 (update_equiv_regs): Don't create or free pdx_subregs. Update
2407 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2409 * config/rs6000/altivec.h: Change definitions of vec_xl and
2411 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2412 (LD_ELEMREV_V2DI): New.
2413 (LD_ELEMREV_V4SF): New.
2414 (LD_ELEMREV_V4SI): New.
2415 (LD_ELEMREV_V8HI): New.
2416 (LD_ELEMREV_V16QI): New.
2417 (ST_ELEMREV_V2DF): New.
2418 (ST_ELEMREV_V2DI): New.
2419 (ST_ELEMREV_V4SF): New.
2420 (ST_ELEMREV_V4SI): New.
2421 (ST_ELEMREV_V8HI): New.
2422 (ST_ELEMREV_V16QI): New.
2425 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2426 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2427 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2428 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2429 (altivec_expand_builtin): Add handling for
2430 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2431 (rs6000_invalid_builtin): Add error-checking for
2432 RS6000_BTM_P9_VECTOR.
2433 (altivec_init_builtins): Define builtins used to implement vec_xl
2435 (rs6000_builtin_mask_names): Define power9-vector.
2436 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2437 (RS6000_BTM_P9_VECTOR): Define.
2438 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2439 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2440 (vsx_ld_elemrev_v2df): Likewise.
2441 (vsx_ld_elemrev_v4sf): Likewise.
2442 (vsx_ld_elemrev_v4si): Likewise.
2443 (vsx_ld_elemrev_v8hi): Likewise.
2444 (vsx_ld_elemrev_v16qi): Likewise.
2445 (vsx_st_elemrev_v2df): Likewise.
2446 (vsx_st_elemrev_v2di): Likewise.
2447 (vsx_st_elemrev_v4sf): Likewise.
2448 (vsx_st_elemrev_v4si): Likewise.
2449 (vsx_st_elemrev_v8hi): Likewise.
2450 (vsx_st_elemrev_v16qi): Likewise.
2451 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2454 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2456 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2458 (simplify_control_stmt_condition_1): ... here. Recurse into
2459 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2461 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2464 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2465 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2466 define_insn_and_split to define_insn.
2467 (zero_extendqi<mode>2_dot2): Same.
2468 (extendqi<mode>2_dot): Same.
2469 (extendqi<mode>2_dot2): Same.
2471 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2473 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2474 (probe_stack): New expander.
2475 (probe_stack_<mode>): New insn pattern.
2477 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.md
2480 (operations with memory inputs setting flags peephole2):
2481 Remove uneeded REG_P checks. Cleanup pattern generation.
2483 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2485 * tree-vect-loop.c (vect_transform_loop): Fix
2486 nb_iterations_upper_bound computation for vectorized loop.
2488 2016-04-29 Marek Polacek <polacek@redhat.com>
2489 Jakub Jelinek <jakub@redhat.com>
2492 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2493 TARGET_EXPR_SLOT as a base.
2495 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2497 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2498 with 'rCm2' constraints to limit possible immediate size.
2499 (*load_zeroextendqisi_update): Likewise.
2500 (*load_signextendqisi_update): Likewise.
2501 (*loadhi_update): Likewise.
2502 (*load_zeroextendhisi_update): Likewise.
2503 (*load_signextendhisi_update): Likewise.
2504 (*loadsi_update): Likewise.
2505 (*loadsf_update): Likewise.
2507 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2509 * config/i386/predicates.md (constm1_operand): Fix comparison.
2511 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2513 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2515 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2517 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2518 remaining SH5 related settings.
2519 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2520 shmedia_prepare_call_address): Delete.
2521 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2522 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2523 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2524 UNSUPPORTED_SH2A): Remove m5 checks.
2525 (sh_divide_strategy_e): Remove SH5 division strategies.
2526 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2527 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2529 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2531 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2533 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2535 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2536 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2538 * config/s390/vector.md ("mov<mode>"): Likewise.
2540 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2542 * config/s390/constraints.md ("U", "W"): Invoke
2543 s390_mem_constraint with "ZR" and "ZT".
2544 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2545 addresses when using LRA. Accept also short displacements for S
2546 and T constraints. Do not check for long displacement target for
2547 S and T constraints.
2548 (s390_mem_constraint): Remove handling of U and W constraints.
2549 * config/s390/s390.md (various patterns): Remove the short
2550 displacement constraints (Q and R) if a long displacement
2551 constraint is present. Add longdisp as required CPU capability.
2552 * config/s390/vector.md: Likewise.
2553 * config/s390/vx-builtins.md: Likewise.
2555 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2558 * reload1.c (reload): Call finish_spills before
2559 restarting reload loop. Skip select_reload_regs
2560 if update_eliminables_and_spill returns true.
2562 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2564 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2565 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2566 (umulhisi3_imm): Update predicates and constraint letters.
2567 (umulhisi3_reg): Declare instruction as commutative.
2568 * config/arc/constraints.md (J12, J16): New constraints.
2569 * config/arc/predicates.md (short_unsigned_const_operand): New
2571 (arc_short_operand): Likewise.
2572 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2574 2016-04-29 Richard Biener <rguenther@suse.de>
2576 PR tree-optimization/13962
2577 PR tree-optimization/65686
2578 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2579 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2580 using PTA to compare pointers.
2581 * match.pd: Add pattern for pointer equality compare simplification
2582 using ptrs_compare_unequal.
2584 2016-04-29 Richard Biener <rguenther@suse.de>
2586 * stor-layout.c (layout_type): Do not build a pointer-to-element
2589 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2591 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2592 Use SWI mode iterator. Use general_reg_operand predicate.
2593 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2594 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2597 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2600 * fold-const.c (operand_equal_p): Don't verify hash value equality
2602 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2605 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2608 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2609 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2610 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2611 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2612 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2614 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2616 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2617 to info. Don't initialize separate fields to 0. Clean up
2620 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/i386.md (peephole2s for operations with memory inputs):
2623 Use SWI mode iterator.
2624 (peephole2s for operations with memory outputs): Ditto.
2625 Do not check for stack checking probe.
2627 (probe_stack): Remove expander.
2629 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2630 Andrew Burgess <andrew.burgess@embecosm.com>
2632 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2633 operands as 32-bits.
2635 2016-04-28 Jason Merrill <jason@redhat.com>
2637 * gdbinit.in: Skip line-map.h.
2639 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2640 Andrew Burgess <andrew.burgess@embecosm.com>
2642 * config/arc/arc.c (arc_conditional_register_usage): Take
2643 TARGET_RRQ_CLASS into account.
2644 (arc_print_operand): Support printing 'p' and 's' operands.
2645 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2647 (TARGET_RRQ_CLASS): Define.
2648 (IS_POWEROF2_OR_0_P): Define.
2649 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2651 (*tst_movb): New define_insn.
2652 (*tst): Avoid recognition if it could prevent '*tst_movb'
2653 combination; replace c/CnL with c/Chs alternative.
2654 (*tst_bitfield_tst): New define_insn.
2655 (*tst_bitfield_asr): New define_insn.
2656 (*tst_bitfield): New define_insn.
2657 (andsi3_i): Add Rrq variant.
2658 (extzv): New define_expand.
2659 (insv): New define_expand.
2660 (*insv_i): New define_insn.
2661 (*movb): New define_insn.
2662 (*movb_signed): New define_insn.
2663 (*movb_high): New define_insn.
2664 (*movb_high_signed): New define_insn.
2665 (*movb_high_signed + 1): New define_split pattern.
2666 (*mrgb): New define_insn.
2667 (*mrgb + 1): New define_peephole2 pattern.
2668 (*mrgb + 2): New define_peephole2 pattern.
2669 * config/arc/arc.opt (mbitops): New option for nps400, uses
2670 TARGET_NPS_BITOPS_DEFAULT.
2671 * config/arc/constraints.md (q): Make register class conditional.
2672 (Rrq): New register constraint.
2673 (Chs): New constraint.
2674 (Clo): New constraint.
2675 (Chi): New constraint.
2676 (Cbf): New constraint.
2677 (Cbn): New constraint.
2678 (C18): New constraint.
2679 (Cbi): New constraint.
2681 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2683 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2685 (bitmap_intersection_of_preds): Ditto.
2686 (bitmap_union_of_succs): Ditto.
2687 (bitmap_union_of_preds): Ditto.
2688 * sbitmap.c (do_popcount): Delete.
2689 (BITMAP_DEBUGGING): Delete.
2690 (sbitmap_verify_popcount): Delete.
2691 (sbitmap_alloc): Don't initialize the popcount field.
2692 (sbitmap_alloc_with_popcount): Delete.
2693 (sbitmap_resize): Don't resize the popcount array.
2694 (sbitmap_vector_alloc): Don't initialize the popcount field.
2695 (bitmap_copy): Don't copy the popcount array.
2696 (bitmap_clear): Don't clear the popcount array.
2697 (bitmap_clear): Delete the popcount array handling.
2698 (bitmap_ior_and_compl): Delete the popcount assert.
2699 (bitmap_not): Ditto.
2700 (bitmap_and_compl): Ditto.
2701 (bitmap_and): Delete the popcount array handling.
2702 (bitmap_xor): Ditto.
2703 (bitmap_ior): Ditto.
2704 (bitmap_or_and): Delete the popcount assert.
2705 (bitmap_and_or): Ditto.
2706 (popcount_table): Delete.
2707 (sbitmap_elt_popcount): Delete.
2708 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2709 (bitmap_set_bit): Delete the popcount assert.
2710 (bitmap_clear_bit): Ditto.
2711 (sbitmap_free): Don't free the popcount array.
2712 (sbitmap_alloc_with_popcount): Delete declaration.
2713 (sbitmap_popcount): Ditto.
2715 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2716 Andrew Burgess <andrew.burgess@embecosm.com>
2718 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2719 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2720 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2721 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2722 * config/arc/arc.opt (mcmem): New option.
2723 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2724 supply length for r/m alternative.
2725 (*extendqisi2_ac): Likewise.
2726 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2728 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2729 (movhi_insn): Likewise.
2730 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2731 (*zero_extendqihi2_i): Add r/Ucm alternative.
2732 (*zero_extendqisi2_ac): Likewise.
2733 (*zero_extendhisi2_i): Likewise.
2734 * config/arc/constraints.md (Uex): New memory constraint.
2735 (Ucm): New define_constraint.
2736 * config/arc/predicates.md (long_immediate_loadstore_operand):
2737 Return 0 for MEM with cmem_address address.
2738 (cmem_address_0): New predicates.
2739 (cmem_address_1): Likewise.
2740 (cmem_address_2): Likewise.
2741 (cmem_address): Likewise.
2743 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2745 * config/rs6000/rs6000.c (machine_function): Rename
2746 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2747 (rs6000_stack_info): Adjust.
2749 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2750 Andrew Burgess <andrew.burgess@embecosm.com>
2752 * config/arc/constraints.md (Usd): Convert to define_constraint.
2756 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2759 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2760 Add new peephole2 where the first insn is *mov<mode>_or instead of
2761 *mov<mode>_internal.
2763 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2765 * tracer.c (bb_seen): Make static.
2767 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2769 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2770 support, setup defaults.
2771 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2772 * config/arc/arc.c (arc_init): Add NPS400 support.
2773 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2774 (TARGET_ARC700): NPS400 is also an ARC700.
2775 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2777 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2780 * config/nds32/nds32.md (casesi): Don't access the operands array
2783 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2786 (or $-1,reg peephole2): Ditto.
2787 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2789 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2791 * doc/extend.texi (Common Function Attributes) [optimize]:
2792 Discourage use of the optimize attribute.
2794 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2796 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2797 special case builtin.
2798 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2799 ALTIVEC_BUILTIN_VEC_ADDE.
2800 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2801 support for ALTIVEC_BUILTIN_VEC_ADDE.
2802 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2803 for __builtin_vec_adde.
2805 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2807 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2808 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2810 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2813 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2814 attributes): Document cilkplus_runtime.
2816 2016-04-28 Martin Jambor <mjambor@suse.cz>
2818 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2819 this function. Call verify_expr on MEM_REFs and bases of other
2822 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2824 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2825 for WORD_REGISTER_OPERATIONS to runtime check.
2827 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2829 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2831 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2833 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2834 big-endian compilation.
2835 * config/arc/arc.md (addf3): Likewise.
2839 2016-04-28 Richard Biener <rguenther@suse.de>
2841 PR tree-optimization/70840
2842 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2843 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2844 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2845 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2847 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2849 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2850 and explain why in a comment.
2852 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2854 * config/arc/arc.md (cpu_facility): Add fpx variant.
2855 (subdf3): Prohibit use reverse sub when assist operations option
2857 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2858 instructions only when FPX is enabled.
2859 * testsuite/gcc.target/arc/trsub.c: New test.
2861 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2863 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2864 mult_operator when calculating "type" attribute.
2865 (*fop_<mode>_1_i387): Ditto.
2866 (*fop_xf_1_i387): Ditto.
2867 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2868 Use std::swap to swap operands. Use RTL expressions to generate
2871 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2872 Joern Rennecke <joern.rennecke@embecosm.com>
2874 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2876 (emit_pic_move): Remove.
2877 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2878 * config/arc/arc.c (emit_pic_move): Removed.
2879 (TARGET_HAVE_TLS): Define.
2880 (arc_conditional_register_usage): Test for arc_tp_regno.
2881 (arc_print_operand, arc_print_operand_address): Handle TLS
2883 (arc_needs_pcl_p): New function.
2884 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2885 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2886 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2887 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2888 (arc_legitimize_tls_address): Likewise.
2889 (DTPOFF_ZERO_SYM): Define.
2890 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2891 (arc_output_pic_addr_const): Print TLS unspecs.
2892 (prepare_pic_move): New function, replaces emit_pic_move.
2893 (arc_legitimate_constant_p): Handle TLS unspecs.
2894 (arc_legitimate_address_p): Likewise.
2895 (arc_rewrite_small_data_p): Use assert for TLS constants.
2896 (prepare_move_operands): Use prepare_pic_move.
2897 (arc_legitimize_address): Legitimize tls addresses.
2898 (arc_epilogue_uses): Check for arc_tp_regno.
2899 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2900 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2902 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2904 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2905 %(arc_tls_extra_start_spec).
2906 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2907 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2909 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2910 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2911 (UNSPEC_TLS_OFF): Add.
2913 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2914 (get_thread_pointersi): New patterns.
2915 * config/arc/arc.opt (mtp-regno): New option.
2916 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2917 (move_dest_operand): Likewise.
2918 * configure: Regenerate.
2919 * configure.ac: Add arc*-*-* case to test for tls.
2920 * doc/invoke.texi (ARC options): Document mtp-regno.
2922 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2924 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2925 the new ARC HS SIMD instructions.
2926 (arc_preferred_simd_mode): New function.
2927 (arc_autovectorize_vector_sizes): Likewise.
2928 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2929 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2930 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2931 (arc_init_builtins): Add new SIMD builtin types.
2932 (arc_split_move): Handle 64 bit vector moves.
2933 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2934 (TARGET_PLUS_QMACW): Define.
2935 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2936 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2937 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2938 (VSUBADD4H): New builtins.
2939 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2940 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2942 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2943 Matthias Klose <doko@debian.org>
2945 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2947 2016-04-28 Richard Biener <rguenther@suse.de>
2950 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2953 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2955 * common/config/sh/sh-common.c: Remove SH5 support.
2956 * config/sh/constraints.md: Likewise.
2957 * config/sh/config/sh/elf.h: Likewise.
2958 * config/sh/linux.h: Likewise.
2959 * config/sh/netbsd-elf.h: Likewise.
2960 * config/sh/predicates.md: Likewise.
2961 * config/sh/sh-c.c: Likewise.
2962 * config/sh/sh-protos.h: Likewise.
2963 * config/sh/sh.c: Likewise.
2964 * config/sh/sh.h: Likewise.
2965 * config/sh/sh.md: Likewise.
2966 * config/sh/sh.opt: Likewise.
2967 * config/sh/sync.md: Likewise.
2968 * config/sh/sh64.h: Delete.
2969 * config/sh/shmedia.h: Likewise.
2970 * config/sh/shmedia.md: Likewise.
2971 * config/sh/sshmedia.h: Likewise.
2972 * config/sh/t-netbsd-sh5-64: Likewise.
2973 * config/sh/t-sh64: Likewise.
2974 * config/sh/ushmedia.h: Likewise.
2976 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2978 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2979 general_reg_operand instead of register_operand predicate.
2981 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2983 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2985 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2987 * match.pd (A - B > A, A + B < A): New transformations.
2989 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2991 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2992 which defaults to true. Emit an outer pair of parentheses only if
2993 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2994 don't emit parentheses for the right-hand operand.
2996 2016-04-27 Jeff Law <law@redhat.com>
2998 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3000 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3002 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3003 (altivec_lvx_<mode>_internal): Document.
3004 (altivec_lvx_<mode>_2op): New define_insn.
3005 (altivec_lvx_<mode>_1op): Likewise.
3006 (altivec_lvx_<mode>_2op_si): Likewise.
3007 (altivec_lvx_<mode>_1op_si): Likewise.
3008 (altivec_stvx_<mode>): Remove.
3009 (altivec_stvx_<mode>_internal): Document.
3010 (altivec_stvx_<mode>_2op): New define_insn.
3011 (altivec_stvx_<mode>_1op): Likewise.
3012 (altivec_stvx_<mode>_2op_si): Likewise.
3013 (altivec_stvx_<mode>_1op_si): Likewise.
3014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3015 Expand vec_ld and vec_st during parsing.
3016 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3018 (altivec_expand_stvx_be): Likewise.
3019 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3020 address-masking behavior in RTL.
3021 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3022 address-masking behavior in RTL.
3023 (altivec_expand_builtin): Change builtin code arguments for calls
3024 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3025 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3026 presence of lvx/stvx patterns.
3027 (alignment_with_canonical_addr): New function.
3028 (alignment_mask): Likewise.
3029 (find_alignment_op): Likewise.
3030 (recombine_lvx_pattern): Likewise.
3031 (recombine_stvx_pattern): Likewise.
3032 (recombine_lvx_stvx_patterns): Likewise.
3033 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3034 stvx patterns from expand.
3035 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3037 (vector_altivec_store_<mode>): Likewise.
3039 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3041 * config/aarch64/aarch64.md
3042 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3043 remove the "fp" attributes.
3044 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3045 add the "simd" attributes.
3046 (*movdf_aarch64): Likewise.
3047 (*movtf_aarch64): Remove the "fp" attributes.
3048 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3049 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3051 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3053 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3054 rtx to rtx_code_label *.
3055 * rtl.h (maybe_set_first_label_num): Likewise.
3057 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3059 * df-core.c (df_add_problem): Make the problem param be const.
3060 (df_remove_problem): Make local "problem" be const.
3061 * df-problems.c (problem_RD): Make const.
3062 (problem_LR): Likewise.
3063 (problem_LIVE): Likewise.
3064 (problem_MIR): Likewise.
3065 (problem_CHAIN): Likewise.
3066 (problem_WORD_LR): Likewise.
3067 (problem_NOTE): Likewise.
3068 (problem_MD): Likewise.
3069 * df-scan.c (problem_SCAN): Likewise.
3070 * df.h (struct df_problem): Make field "dependent_problem" be
3072 (struct dataflow): Likewise for field "problem".
3073 (df_add_problem): Make param const.
3075 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3078 inter-unit moves to/from vector registers are enabled. Do not disable
3081 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3083 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3084 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3086 (enum df_problem_id): ...this new enum.
3087 (struct df_problem): Convert field "id" from "int" to
3090 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3092 * rtl.def: Update comment for "things in the instruction chain" to
3093 reflect the removal of the leading "i" field for INSN_UID in
3094 r210360. Fix bogus apostrophe.
3096 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3098 * config/i386/i386.md
3099 (lea arith with mem operand + setcc peephole2): Set operator mode.
3101 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3104 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3105 (dimode_scalar_to_vector_candidate_p): This.
3106 (timode_scalar_to_vector_candidate_p): New function.
3107 (scalar_to_vector_candidate_p): Likewise.
3108 (timode_check_non_convertible_regs): Likewise.
3109 (timode_remove_non_convertible_regs): Likewise.
3110 (remove_non_convertible_regs): Likewise.
3111 (remove_non_convertible_regs): Renamed to ...
3112 (dimode_remove_non_convertible_regs): This.
3113 (scalar_chain::~scalar_chain): Make it virtual.
3114 (scalar_chain::compute_convert_gain): Make it pure virtual.
3115 (scalar_chain::mark_dual_mode_def): Likewise.
3116 (scalar_chain::convert_insn): Likewise.
3117 (scalar_chain::convert_registers): Likewise.
3118 (scalar_chain::add_to_queue): Make it protected.
3119 (scalar_chain::emit_conversion_insns): Likewise.
3120 (scalar_chain::replace_with_subreg): Likewise.
3121 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3122 (scalar_chain::convert_op): Likewise.
3123 (scalar_chain::convert_reg): Likewise.
3124 (scalar_chain::make_vector_copies): Likewise.
3125 (scalar_chain::convert_registers): New pure virtual function.
3126 (class dimode_scalar_chain): New class.
3127 (class timode_scalar_chain): Likewise.
3128 (scalar_chain::mark_dual_mode_def): Renamed to ...
3129 (dimode_scalar_chain::mark_dual_mode_def): This.
3130 (timode_scalar_chain::mark_dual_mode_def): New function.
3131 (timode_scalar_chain::convert_insn): Likewise.
3132 (dimode_scalar_chain::convert_registers): Likewise.
3133 (scalar_chain::compute_convert_gain): Renamed to ...
3134 (dimode_scalar_chain::compute_convert_gain): This.
3135 (scalar_chain::replace_with_subreg): Renamed to ...
3136 (dimode_scalar_chain::replace_with_subreg): This.
3137 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3138 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3139 (scalar_chain::make_vector_copies): Renamed to ...
3140 (dimode_scalar_chain::make_vector_copies): This.
3141 (scalar_chain::convert_reg): Renamed to ...
3142 (dimode_scalar_chain::convert_reg ): This.
3143 (scalar_chain::convert_op): Renamed to ...
3144 (dimode_scalar_chain::convert_op): This.
3145 (scalar_chain::convert_insn): Renamed to ...
3146 (dimode_scalar_chain::convert_insn): This.
3147 (scalar_chain::convert): Call convert_registers.
3148 (convert_scalars_to_vector): Change to scalar_chain pointer to
3149 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3150 in 32-bit mode. Delete scalar_chain pointer. Call
3151 free_dominance_info in 64-bit mode.
3152 (pass_stv::gate): Remove TARGET_64BIT check.
3153 (ix86_option_override): Put the 64-bit STV pass before the CSE
3156 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3158 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3159 dw_loc_frame_offset field.
3160 * dwarf2out.c (new_loc_descr): Likewise.
3161 (resolve_args_picking_1): Turn the VISITED hash set into a
3162 FRAME_OFFSET hash map. Use it to associate a frame offset to
3163 visited nodes. Remove uses of the CHECKING_P macro.
3164 (resolve_args_picking): Update call to resolve_args_picking_1.
3166 2016-04-27 Martin Liska <mliska@suse.cz>
3168 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3169 (free_loop_data): Release vuses of groups.
3171 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3173 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3174 instead of redundant use_id and boolean have_use_for.
3175 (struct iv_use): Change sub_id into group_id. Remove field next.
3176 Move fields: related_cands, n_map_members, cost_map and selected
3178 (struct iv_group): ... here. New structure.
3179 (struct iv_common_cand): Use structure declaration directly.
3180 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3181 (MAX_CONSIDERED_USES): Rename macro to ...
3182 (MAX_CONSIDERED_GROUPS): ... here.
3183 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3184 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3185 (dump_uses): Rename to ...
3186 (dump_groups): ... here. Update all uses.
3187 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3188 (find_induction_variables): Refactor format of dump information.
3189 (record_sub_use): Delete.
3190 (record_use): Update all uses.
3191 (record_group): New function.
3192 (record_group_use, find_interesting_uses_op): Call above functions.
3194 (find_interesting_uses_cond): Ditto.
3195 (group_compare_offset): New function.
3196 (split_all_small_groups): Rename to ...
3197 (split_small_address_groups_p): ... here. Update all uses.
3198 (split_address_groups): Update all uses.
3199 (find_interesting_uses): Refactor format of dump information.
3200 (add_candidate_1): Update all uses. Remove redundant check on iv,
3202 (add_candidate, record_common_cand): Remove redundant assert.
3203 (add_iv_candidate_for_biv): Update use.
3204 (add_iv_candidate_derived_from_uses): Update all uses.
3205 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3206 (alloc_use_cost_map): Ditto.
3207 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3208 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3209 (determine_use_iv_cost_generic): Ditto.
3210 (determine_group_iv_cost_generic): Ditto.
3211 (determine_use_iv_cost_address): Ditto.
3212 (determine_group_iv_cost_address): Ditto.
3213 (determine_use_iv_cost_condition): Ditto.
3214 (determine_group_iv_cost_cond): Ditto.
3215 (determine_use_iv_cost): Ditto.
3216 (determine_group_iv_cost): Ditto.
3217 (set_autoinc_for_original_candidates): Update all uses.
3218 (find_iv_candidates): Update all uses. Refactor dump information.
3219 (determine_use_iv_costs): Ditto.
3220 (determine_iv_costs): Ditto.
3221 (iv_ca_cand_for_use): Rename to ...
3222 (iv_ca_cand_for_group): ... here. Update all uses.
3223 (iv_ca_add_use, iv_ca_add_group): Ditto.
3224 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3225 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3226 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3227 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3228 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3229 (create_new_iv, adjust_iv_update_pos): Ditto.
3230 (rewrite_use_address): Delete.
3231 (rewrite_use_address_1): Rename to ...
3232 (rewrite_use_address): ... here.
3233 (rewrite_use_compare): Update all uses.
3234 (rewrite_use): Delete.
3235 (rewrite_uses): Rename to ...
3236 (rewrite_groups): ... here. Update all uses.
3237 (remove_unused_ivs, free_loop_data): Update all uses.
3238 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3240 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3242 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3243 for WORD_REGISTER_OPERATIONS to runtime check.
3245 2016-04-27 Richard Biener <rguenther@suse.de>
3248 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3249 aggregate_value_p to determine if a function result is
3250 returned by reference.
3251 (ipa_pta_execute): Functions having their address taken are
3252 not automatically nonlocal.
3254 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3257 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3258 * fold-const.c (operand_equal_p): If flag_checking and
3259 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3260 and if it returns non-zero, assert iterative_hash_expr on both
3263 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3265 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3267 2016-04-27 Nick Clifton <nickc@redhat.com>
3270 * varasm.c (merge_weak): Generate an error if an attempt is made
3271 to convert a non-weak static function into a weak, public function.
3273 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3275 * params.def (MAX_PARTITION_SIZE): New param.
3276 * doc/invoke.texi: Document lto-max-partition.
3278 2016-04-27 Richard Biener <rguenther@suse.de>
3281 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3282 function cummulating used_from_other_partition, externally_visible
3283 and force_output from aliases.
3284 (refered_from_nonlocal_var): Likewise.
3285 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3286 node flags properly.
3288 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3290 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3291 (-Wmemset-elt-size): New item.
3293 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3296 * stor-layout.h (internal_reference_types): Delete.
3297 * stor-layout.c (reference_types_internal): Likewise.
3298 (internal_reference_types): Likewise.
3299 (layout_type) <REFERENCE_TYPE>: Adjust.
3301 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3304 * tree.h (inchash::add_expr): Add FLAGS argument.
3305 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3306 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3307 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3308 Formatting fix. Adjust recursive calls. For tcc_comparison,
3309 if swap_tree_comparison (code) is smaller than code, hash that
3310 and arguments in the other order. Hash CONVERT_EXPR the same
3311 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3312 of ADDR_EXPR of decl as the decl itself. Add or remove
3313 OEP_ADDRESS_OF from recursive flags as needed. For
3314 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3315 operands commutatively and only the third one normally.
3316 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3318 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3320 * config/rtems.h (LIB_SPEC): Add -latomic.
3322 2016-04-27 Joel Sherrill <joel@rtems.org>
3324 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3325 xilink.ld and flags not relevant to RTEMS.
3327 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3329 * toplev.c (backend_init_target): Avoid calling init_reload when using
3332 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3334 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3335 for loops rather than one for the whole function.
3337 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3339 * match.pd (X + CST CMP X): New transformation.
3341 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3343 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3344 * fold-const.c (fold_binary_loc): Remove 2 transformations
3345 superseded by match.pd.
3346 * match.pd (x+x -> x*2): Generalize to integers.
3348 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3350 * config/i386/i386.md (operation on memory peephole): Duplicate an
3351 existing peephole and adapt it to match lea rather than an operation
3354 PR rtl-optimization/57193
3355 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3357 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3359 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3361 * tree-if-conv.c (any_pred_load_store): New static variable.
3362 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3363 any_pred_load_store instead of and_mask_load_store.
3364 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3365 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3366 (combine_blocks, tree_if_conversion): Ditto.
3368 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3370 PR tree-optimization/70771
3371 PR tree-optimization/70775
3372 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3373 virtual PHI nodes. Delete parameter.
3374 (if_convertible_loop_p_1): Delete argument to above function.
3375 (predicate_all_scalar_phis): Delete code handling single-argument
3377 (tree_if_conversion): Mark and update virtual SSA.
3379 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3382 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3383 (x86_elf_aligned_common): Rename to ...
3384 (x86_elf_aligned_decl_common): ... this.
3385 Add decl arg. Switch to .lbss for largecomm object. Use
3386 LARGECOMM_SECTION_ASM_OP.
3387 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3389 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3390 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3392 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3393 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3395 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3398 * config/i386/i386.c (SECTION_LARGE): Define.
3399 (x86_64_elf_select_section): Set it for large data/bss sections.
3400 Only clear SECTION_WRITE for .lrodata.
3401 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3403 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3404 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3405 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3407 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3408 * doc/tm.texi: Regenerate.
3410 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3413 * configure.ac (--enable-checking): Document extra flag, for
3414 non-release builds default to --enable-checking=yes,extra.
3415 If misc checking and extra checking, define CHECKING_P to 2 instead
3417 * common.opt (fchecking=): Add.
3418 * doc/invoke.texi (-fchecking=): Document.
3419 * doc/install.texi: Document --enable-checking changes.
3420 * configure: Regenerated.
3421 * config.in: Regenerated.
3423 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3426 attribute instead of which_alternative.
3427 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3428 Use EXT_REX_SSE_REG_P where appropriate.
3430 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3432 * config/i386/predicates.md (const0_operand): Do not match
3433 const_wide_int code.
3434 (const1_operand): Ditto.
3436 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3439 for SSE constm1 operands and TARGET_AVX512VL.
3440 (*movti_internal): Ditto.
3441 (*mov<mode>_or): Use constm1_operand predicate.
3442 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3443 for SSE vector_all_ones operands and TARGET_AVX512VL.
3444 * config/i386/predicates.md (constm1_operand): New predicate.
3445 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3446 emission of constant -1 load.
3448 2016-04-25 Jason Merrill <jason@redhat.com>
3450 * gdbinit.in: Skip is-a.h.
3452 * attribs.c (register_scoped_attributes): Fix logic.
3453 * attribs.h: Declare register_scoped_attributes.
3455 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3457 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3458 stxvd2x and stxvw4x built-in functions.
3460 2016-04-25 DJ Delorie <dj@redhat.com>
3462 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3463 (ashrhi3): Likewise.
3464 (lshrhi3): Likewise.
3466 2016-04-25 Richard Biener <rguenther@suse.de>
3468 PR tree-optimization/70780
3469 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3471 (compute_antic): Mark blocks with abnormal preds as visited as
3472 they have a final empty antic-in solution already.
3474 2016-04-25 Michael Collison <michael.collison@linaro.org>
3476 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3478 2016-04-25 Michael Collison <michael.collison@linaro.org>
3480 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3481 mode is VQI to improve mixed mode vectorization.
3482 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3483 define_insn to match low half of signed vaddw.
3484 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3485 define_insn to match high half of signed vaddw.
3486 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3487 define_insn to match low half of unsigned vaddw.
3488 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3489 define_insn to match high half of unsigned vaddw.
3490 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3491 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3492 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3494 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3495 * config/arm/predicates.md (vect_par_constant_high): Support
3496 big endian and simplify by calling
3497 arm_simd_check_vect_par_cnst_half
3498 (vect_par_constant_low): Likewise.
3500 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3502 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3503 predicate for operand 2.
3505 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3506 H.J. Lu <hongjiu.lu@intel.com>
3508 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3509 machine_mode argument.
3510 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3511 constm1_rtx operands. For VOIDmode constants, get mode from
3512 pred_mode. Check mode size if the mode is supported by ABI.
3513 (standard_sse_constant_opcode): Do not use standard_constant_p.
3514 Strictly check ABI support for all-ones operands.
3515 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3516 immediates. Update calls to standard_sse_constant_p.
3517 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3518 (ix86_rtx_costs): Ditto.
3519 * config/i386/i386.md (*movxi_internal_avx512f): Use
3520 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3521 Use (v,BC) alternative instead of (v,C). Use register_operand
3522 checks instead of MEM_P.
3523 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3524 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3525 isa attribute. Use register_operand checks instead of MEM_P.
3526 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3527 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3528 alternative and corresponding sse2 isa attribute.
3529 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3530 to standard_sse_constant_p.
3531 (FP constant splitters): Ditto.
3532 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3534 * config/i386/predicates.md (constm1_operand): Remove.
3535 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3536 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3537 vector_all_ones_operand instead of constm1_operand.
3539 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3541 * print-rtl.c (print_rtx_insn_vec): New function.
3542 * print-rtl.h: New prototype.
3543 * store-motion.c (struct st_expr): Make avail_stores a vector.
3544 (st_expr_entry): Adjust.
3545 (free_st_expr_entry): Likewise.
3546 (print_store_motion_mems): Likewise.
3547 (find_moveable_store): Likewise.
3548 (compute_store_table): Likewise.
3549 (delete_store): Likewise.
3550 (build_store_vectors): Likewise.
3552 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3554 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3556 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3558 * vec.h (vec_safe_contains): New function.
3559 (vec::contains): Likewise.
3560 (vec::begin): Likewise.
3561 (vec::end): Likewise.
3563 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3566 * cfgexpand.c (expand_stack_vars): Fix typo.
3568 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3570 * system.h (list, map, set, vector): Include conditionally.
3571 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3572 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3573 * ipa-icf.c (INCLUDE_LIST): Define.
3574 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3575 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3576 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3577 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3578 * cp/logic.cc (INCLUDE_LIST): Define.
3579 * fortran/trans-common.c (INCLUDE_MAP): Define.
3581 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3583 * auto-profile.c: Remove <string.h> include.
3584 * ipa-icf-gimple.c: Remove <list> include.
3585 * diagnostic.c: Remove <new> include.
3586 * genmatch.c: Likewise.
3587 * pretty-print.c: Likewise.
3588 * toplev.c: Likewise
3589 * c/c-objc-common.c: Likewise.
3590 * cp/error.c: Likewise.
3591 * fortran/error.c: Likewise.
3593 2016-04-22 Richard Biener <rguenther@suse.de>
3595 * lto-streamer-in.c (input_ssa_names): Do not allocate
3596 GIMPLE_NOP for all SSA names.
3597 * lto-streamer-out.c (output_ssa_names): Do not output
3598 SSA names that should have been released.
3600 2016-04-22 Richard Biener <rguenther@suse.de>
3602 PR tree-optimization/70740
3603 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3606 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/i386/predicates.md (call_insn_operand): Replace
3610 sibcall_memory_operand with memory_operand.
3612 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3614 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3615 has_single_use() tests.
3616 (register_edge_assert_for_1): Likewise.
3617 (find_assert_locations_1): Check the liveness bitmap instead of
3618 checking has_single_use().
3620 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3623 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3624 Extract AVX-512BW constraint from AVX.
3626 2016-04-21 Richard Biener <rguenther@suse.de>
3628 PR tree-optimization/70725
3629 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3630 for phi_convertible_by_degenerating_args.
3631 (predicate_all_scalar_phis): Handle single-argument PHIs.
3633 2016-04-21 Richard Biener <rguenther@suse.de>
3636 * fold-const.c (fold_comparison): Return properly typed
3639 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3641 PR tree-optimization/70715
3642 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3643 after expanding BASE using expand_simple_operations.
3645 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3647 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3648 New transformations.
3650 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3652 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3654 2016-04-20 Jan Hubicka <jh@suse.cz>
3656 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3657 ultiimate_alias_target.
3658 (update_callee_keys): Likewise.
3659 (lookup_recursive_calls): Likewise.
3660 (speculation_useful_p): Likewise.
3662 2016-04-20 Jan Hubicka <jh@suse.cz>
3665 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3666 (set_nothrow_flag_1): ... this; handle interposition correctly;
3667 recurse on aliases and thunks.
3668 (cgraph_node::set_nothrow_flag): New.
3669 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3670 functions compiled with non-call exceptions that binds to current
3672 (propagate_nothrow): Be safe WRT interposition.
3673 * cgraph.h (set_nothrow_flag): Update prototype.
3675 2016-04-18 Jan Hubicka <jh@suse.cz>
3677 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3678 max_loop_iterations_int.
3679 (tree_unswitch_outer_loop): Likewise.
3681 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3683 PR tree-optimization/69489
3684 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3685 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3686 Revise dump message.
3687 (if_convertible_bb_p): Remove check on edge count of basic block's
3690 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3692 PR tree-optimization/56625
3693 PR tree-optimization/69489
3694 * tree-data-ref.h (DR_INNERMOST): New macro.
3695 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3696 hashing struct innermost_loop_behavior.
3697 (ref_DR_map): Remove.
3698 (innermost_DR_map): New map.
3699 (baseref_DR_map): Revise comment.
3700 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3701 to innermost_DR_map accroding to its innermost loop behavior.
3702 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3703 to its innermost loop behavior.
3704 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3705 Add initialization for innermost_DR_map. Record memory reference
3706 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3707 have innermost loop behavior.
3708 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3711 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3714 *lea_general_1. Use explicit SWI12 mode interator.
3715 (*lea<mode>_general_2): Rename from *lea_general_2.
3716 Use explicit SWI12 mode interator.
3717 (*lea<mode>_general_3): Rename from *lea_general_3.
3718 Use explicit SWI12 mode interator.
3719 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3720 Use explicit SWI12 mode interator.
3721 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3722 Use explicit SWI48 mode interator.
3724 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3726 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3727 Short-cut unaligned load and store cases. Handle all integer
3729 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3730 and store cases. Call ix86_avx256_split_vector_move_misalign
3731 directly without checking mode class.
3733 2016-04-20 Andrew Pinski <apinski@cavium.com>
3734 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3737 * config/aarch64/aarch64.md (sibcall): Force call
3738 address to be DImode for ILP32.
3739 (sibcall_value): Likewise.
3741 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3743 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3745 2016-04-20 Richard Biener <rguenther@suse.de>
3747 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3748 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3749 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3750 (maybe_push_res_to_seq): Adjust.
3751 * gimple-fold.c (maybe_build_generic_op): Likewise.
3753 2016-04-20 Marek Polacek <polacek@redhat.com>
3755 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3758 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3760 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3761 use kmovw to support AVX512F target.
3763 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3765 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3767 2016-04-20 Marek Polacek <polacek@redhat.com>
3769 PR tree-optimization/70725
3770 * tree-if-conv.c (is_false_predicate): New function.
3771 (predicate_mem_writes): Use it.
3773 2016-04-20 Richard Biener <rguenther@suse.de>
3775 PR tree-optimization/70726
3776 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3777 shift amounts from a pattern stmt operand.
3779 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3782 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3783 stack_restore_from_fpr pattern when restoring r15.
3784 (s390_optimize_prologue): Strip away the memory barrier in the
3785 parallel when trying to get rid of restore insns.
3786 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3787 definition for loading the stack pointer from an FPR. Compared to
3788 the normal move insn this pattern includes a full memory barrier.
3790 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3793 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3794 implicitly linear or lastprivate iterator on the outer context.
3796 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3798 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3800 * config/i386/i386.md (ssememalign): Removed.
3801 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3803 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3806 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3807 const short * to __builtin_ia32_loaddquhi512_mask.
3808 (_mm512_maskz_loadu_epi16): Likewise.
3809 (_mm512_mask_storeu_epi16): Pass short * to
3810 __builtin_ia32_storedquhi512_mask.
3811 (_mm512_mask_loadu_epi8): Pass const char * to
3812 __builtin_ia32_loaddquqi512_mask.
3813 (_mm512_maskz_loadu_epi8): Likewise.
3814 (_mm512_mask_storeu_epi8): Pass char * to
3815 __builtin_ia32_storedquqi512_mask.
3816 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3817 const double * to __builtin_ia32_loadupd512_mask.
3818 (_mm512_mask_loadu_pd): Likewise.
3819 (_mm512_maskz_loadu_pd): Likewise.
3820 (_mm512_storeu_pd): Pass double * to
3821 __builtin_ia32_storeupd512_mask.
3822 (_mm512_mask_storeu_pd): Likewise.
3823 (_mm512_loadu_ps): Pass const float * to
3824 __builtin_ia32_loadups512_mask.
3825 (_mm512_mask_loadu_ps): Likewise.
3826 (_mm512_maskz_loadu_ps): Likewise.
3827 (_mm512_storeu_ps): Pass float * to
3828 __builtin_ia32_storeups512_mask.
3829 (_mm512_mask_storeu_ps): Likewise.
3830 (_mm512_mask_loadu_epi64): Pass const long long * to
3831 __builtin_ia32_loaddqudi512_mask.
3832 (_mm512_maskz_loadu_epi64): Likewise.
3833 (_mm512_mask_storeu_epi64): Pass long long *
3834 to __builtin_ia32_storedqudi512_mask.
3835 (_mm512_loadu_si512): Pass const int * to
3836 __builtin_ia32_loaddqusi512_mask.
3837 (_mm512_mask_loadu_epi32): Likewise.
3838 (_mm512_maskz_loadu_epi32): Likewise.
3839 (_mm512_storeu_si512): Pass int * to
3840 __builtin_ia32_storedqusi512_mask.
3841 (_mm512_mask_storeu_epi32): Likewise.
3842 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3843 char * to __builtin_ia32_storedquqi256_mask.
3844 (_mm_mask_storeu_epi8): Likewise.
3845 (_mm256_mask_loadu_epi16): Pass const short * to
3846 __builtin_ia32_loaddquhi256_mask.
3847 (_mm256_maskz_loadu_epi16): Likewise.
3848 (_mm_mask_loadu_epi16): Pass const short * to
3849 __builtin_ia32_loaddquhi128_mask.
3850 (_mm_maskz_loadu_epi16): Likewise.
3851 (_mm256_mask_loadu_epi8): Pass const char * to
3852 __builtin_ia32_loaddquqi256_mask.
3853 (_mm256_maskz_loadu_epi8): Likewise.
3854 (_mm_mask_loadu_epi8): Pass const char * to
3855 __builtin_ia32_loaddquqi128_mask.
3856 (_mm_maskz_loadu_epi8): Likewise.
3857 (_mm256_mask_storeu_epi16): Pass short * to.
3858 __builtin_ia32_storedquhi256_mask.
3859 (_mm_mask_storeu_epi16): Pass short * to.
3860 __builtin_ia32_storedquhi128_mask.
3861 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3862 const double * to __builtin_ia32_loadupd256_mask.
3863 (_mm256_maskz_loadu_pd): Likewise.
3864 (_mm_mask_loadu_pd): Pass onst double * to
3865 __builtin_ia32_loadupd128_mask.
3866 (_mm_maskz_loadu_pd): Likewise.
3867 (_mm256_mask_storeu_pd): Pass double * to
3868 __builtin_ia32_storeupd256_mask.
3869 (_mm_mask_storeu_pd): Pass double * to
3870 __builtin_ia32_storeupd128_mask.
3871 (_mm256_mask_loadu_ps): Pass const float * to
3872 __builtin_ia32_loadups256_mask.
3873 (_mm256_maskz_loadu_ps): Likewise.
3874 (_mm_mask_loadu_ps): Pass const float * to
3875 __builtin_ia32_loadups128_mask.
3876 (_mm_maskz_loadu_ps): Likewise.
3877 (_mm256_mask_storeu_ps): Pass float * to
3878 __builtin_ia32_storeups256_mask.
3879 (_mm_mask_storeu_ps): ass float * to
3880 __builtin_ia32_storeups128_mask.
3881 (_mm256_mask_loadu_epi64): Pass const long long * to
3882 __builtin_ia32_loaddqudi256_mask.
3883 (_mm256_maskz_loadu_epi64): Likewise.
3884 (_mm_mask_loadu_epi64): Pass const long long * to
3885 __builtin_ia32_loaddqudi128_mask.
3886 (_mm_maskz_loadu_epi64): Likewise.
3887 (_mm256_mask_storeu_epi64): Pass long long * to
3888 __builtin_ia32_storedqudi256_mask.
3889 (_mm_mask_storeu_epi64): Pass long long * to
3890 __builtin_ia32_storedqudi128_mask.
3891 (_mm256_mask_loadu_epi32): Pass const int * to
3892 __builtin_ia32_loaddqusi256_mask.
3893 (_mm256_maskz_loadu_epi32): Likewise.
3894 (_mm_mask_loadu_epi32): Pass const int * to
3895 __builtin_ia32_loaddqusi128_mask.
3896 (_mm_maskz_loadu_epi32): Likewise.
3897 (_mm256_mask_storeu_epi32): Pass int * to
3898 __builtin_ia32_storedqusi256_mask.
3899 (_mm_mask_storeu_epi32): Pass int * to
3900 __builtin_ia32_storedqusi128_mask.
3901 * config/i386/i386-builtin-types.def (PCSHORT): New.
3903 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3904 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3905 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3906 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3907 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3908 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3909 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3910 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3911 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3912 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3913 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3914 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3915 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3916 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3917 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3918 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3919 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3920 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3921 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3922 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3923 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3924 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3925 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3926 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3927 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3928 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3929 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3930 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3931 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3932 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3933 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3934 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3935 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3936 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3937 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3938 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3939 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3940 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3941 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3942 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3943 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3944 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3945 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3946 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3947 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3948 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3949 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3950 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3951 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3953 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3954 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3956 (ix86_expand_vector_move_misalign): Likewise.
3957 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3958 to scalar function prototype for unaligned load/store builtins.
3959 (ix86_expand_special_args_builtin): Updated.
3960 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3961 (UNSPEC_STOREU): Likewise.
3962 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3963 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3964 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3965 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3966 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3967 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3968 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3969 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3970 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3971 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3972 (<avx512>_storedqu<mode>_mask): Likewise.
3973 (*sse4_2_pcmpestr_unaligned): Likewise.
3974 (*sse4_2_pcmpistr_unaligned): Likewise.
3975 (*mov<mode>_internal): Renamed to ...
3976 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3977 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3978 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3979 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3981 2016-04-19 Richard Biener <rguenther@suse.de>
3983 PR tree-optimization/70171
3984 * tree-ssa-phiprop.c: Include stor-layout.h.
3985 (phiprop_insert_phi): Handle the aggregate copy case.
3986 (propagate_with_phi): Likewise.
3988 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3990 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3991 instead of simplify_gen_subreg (... , 0).
3992 (ix86_delegitimize_address): Ditto.
3993 (ix86_split_divmod): Ditto.
3994 (ix86_split_copysign_const): Ditto.
3995 (ix86_split_copysign_var): Ditto.
3996 (ix86_expand_args_builtin): Ditto.
3997 (ix86_expand_round_builtin): Ditto.
3998 (ix86_expand_special_args_builtin): Ditto.
3999 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4000 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4001 (udivmodqi4): Ditto.
4002 (absneg splitters): Ditto.
4003 (*jcc_bt<mode>_1): Ditto.
4005 2016-04-19 Richard Biener <rguenther@suse.de>
4007 PR tree-optimization/70724
4008 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4009 restoring out from ...
4010 (free_scc_vn): ... here.
4011 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4012 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4014 (pass_fre::execute): Restore SSA info.
4016 2016-04-19 Richard Biener <rguenther@suse.de>
4018 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4019 * gimple-walk.c (walk_gimple_op): Initialize it.
4020 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4021 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4022 remapping SSA names of defs.
4023 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4026 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4029 * lra-constraints.c (equiv_substition_p): New.
4030 (process_alt_operands): Use it.
4031 (swap_operands): Swap it.
4032 (curr_insn_transform): Update it.
4034 2016-04-18 Michael Matz <matz@suse.de>
4036 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4037 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4038 * tree-core.h (tree_type_common.align): Use bit-field.
4039 (tree_type_common.spare): New.
4040 (tree_decl_common.off_align): Make smaller.
4041 (tree_decl_common.align): Use bit-field.
4043 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4044 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4045 (scan_sharing_clauses): Ditto.
4046 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4047 (omp_finish_file): Ditto.
4048 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4049 (layout_decl): Ditto.
4050 (relayout_decl): Ditto.
4051 (finalize_record_size): Use SET_TYPE_ALIGN.
4052 (finalize_type_size): Ditto.
4053 (finish_builtin_struct): Ditto.
4054 (layout_type): Ditto.
4055 (initialize_sizetypes): Ditto.
4056 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4057 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4058 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4059 (get_chain_field): Ditto.
4060 (get_trampoline_type): Ditto.
4061 (get_nl_goto_field): Ditto.
4062 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4064 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4065 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4066 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4067 (build_qualified_type): Use SET_TYPE_ALIGN.
4068 (build_aligned_type, build_range_type_1): Ditto.
4069 (build_atomic_base): Ditto.
4070 (build_common_tree_nodes): Ditto.
4071 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4072 (expand_one_stack_var_at): Ditto.
4073 * coverage.c (build_var): Use SET_DECL_ALIGN.
4074 * except.c (init_eh): Ditto.
4075 * function.c (assign_parm_setup_block): Ditto.
4076 * symtab.c (increase_alignment_1): Ditto.
4077 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4078 * tree-vect-stmts.c (ensure_base_align): Ditto.
4079 * varasm.c (align_variable): Ditto.
4080 (assemble_variable): Ditto.
4081 (build_constant_desc): Ditto.
4082 (output_constant_def_contents): Ditto.
4084 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4085 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4086 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4087 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4088 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4090 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4093 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4094 replace %vmovsd with "%vmovq".
4095 (vec_concatv2df): Likewise.
4097 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4099 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4100 (*vec_extractv2si_0): Ditto.
4101 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4102 (zero_extended_scalar_load_operand splitters): Ditto.
4103 (vec_extract splitters): Ditto.
4104 (*vec_extractv4si_0_zext): Ditto.
4105 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4107 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4108 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4109 (*sse4_1_extractps): Use lowpart_subreg.
4110 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4112 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4114 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4116 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4117 Mention Solaris 11 packaging changes.
4118 Update gas and gld requirements.
4119 Remove reference to pre-Solaris 10 bug.
4120 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4122 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4125 2016-04-17 Jan Hubicka <jh@suse.cz>
4127 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4128 max_loop_iterations_int.
4130 2016-04-18 Richard Biener <rguenther@suse.de>
4132 PR tree-optimization/43434
4133 * tree-ssa-structalias.c (struct vls_data): New.
4134 (visit_loadstore): Handle all pointer-based accesses.
4135 (compute_dependence_clique): Compute a bitmap of restrict tags
4136 assigned bases and pass it to visit_loadstore.
4138 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4141 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4142 armv8.1-a and armv8.1-a+crc.
4144 2016-04-18 Richard Biener <rguenther@suse.de>
4146 PR tree-optimization/70701
4147 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4148 references after translating through a memcpy.
4150 2016-04-18 Richard Biener <rguenther@suse.de>
4152 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4153 (compute_antic): ... here. For partial antic use regular
4154 postorder and scrap iteration.
4155 (compute_partial_antic_aux): Remove unused return value.
4156 (init_pre): Do not allocate postorder.
4157 (fini_pre): Do not free postorder.
4159 2016-04-18 Richard Biener <rguenther@suse.de>
4162 * expmed.c (extract_bit_field_1): Remove broken case
4163 using a wider MODE_INT mode.
4165 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4167 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4168 unless compiling with at least GCC-4.8.
4170 2016-04-17 Jan Hubicka <jh@suse.cz>
4173 * graphite.c (graphite_finalize): Update call to
4174 tree_estimate_probability.
4175 * predict.h (tree_estimate_probability): Update prototype.
4177 2016-04-17 Jan Hubicka <jh@suse.cz>
4179 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4180 (tree_estimate_probability): Likewise.
4181 (pass_profile::execute): Update.
4182 (report_predictor_hitrates): New function.
4183 * profile.c (compute_branch_probabilities): Use it.
4184 * predict.h (report_predictor_hitrates): Declare.
4186 2016-04-17 Jan Hubicka <jh@suse.cz>
4189 * cgraph.h (cgraph_node::set_const_flag,
4190 cgraph_node::set_pure_flag): Update prototype to return bool;
4192 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4193 of interposable symbol are interposable, too.
4194 (cgraph_set_const_flag_1): Rename to ...
4195 (set_const_flag_1): ... this one; change to self recursive function
4196 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4197 clearnig the flag in all variants and also virtual thunks of const
4198 functions are pure; track if any change was done.
4199 (cgraph_node::set_const_flag): Update.
4200 (struct set_pure_flag_info): New struct.
4201 (cgraph_set_pure_flag_1): Rename to ...
4202 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4203 rather than pointer encoded flags; track if any changes was done;
4204 handle correctly clearning flag and setting flag of aliases already
4206 (cgraph_node::set_pure_flag): Update.
4207 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4209 2016-04-17 Tom de Vries <tom@codesourcery.com>
4212 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4215 2016-04-17 Tom de Vries <tom@codesourcery.com>
4217 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4218 '{}<> ' as escape-for-record.
4220 2016-04-17 Tom de Vries <tom@codesourcery.com>
4222 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4225 2016-04-17 Tom de Vries <tom@codesourcery.com>
4228 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4229 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4230 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4231 * passes.c (finish_optimization_passes): Only call
4232 finish_graph_dump_file if dfi->graph_dump_initialized.
4233 (execute_function_dump, pass_init_dump_file): Use
4234 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4236 2016-04-17 Tom de Vries <tom@codesourcery.com>
4238 PR tree-optimization/70256
4239 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4240 (debug_varmap): New function.
4242 2016-04-17 Tom de Vries <tom@codesourcery.com>
4245 * passes.c (pass_manager::register_pass): Propagate pflags.
4247 2016-04-17 Tom de Vries <tom@codesourcery.com>
4250 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4251 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4252 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4253 check if it's equal to p_start.
4254 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4256 2016-04-15 Jan Hubicka <jh@suse.cz>
4259 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4260 function does not bind to current def.
4261 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4262 handle conservatively calls to functions that does not need to bind
4264 (check_call): Update call of worse_state.
4265 (ignore_edge_for_nothrow): Update.
4266 (ignore_edge_for_pure_const): Likewise.
4267 (propagate_pure_const): Update calls to worse_state.
4268 (skip_function_for_local_pure_const): Reformat comments.
4270 2016-04-15 Jan Hubicka <jh@suse.cz>
4273 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4274 (cgraph_node::function_symbol): Likewise.
4275 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4276 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4277 (symtab_node::ultimate_alias_target): Add REF parameter.
4278 (symtab_node::binds_to_current_def_p): Declare.
4279 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4280 (cgraph_node::function_symbol): Likewise.
4281 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4282 (cgraph_node::get_availability): Likewise.
4283 (cgraph_edge::binds_to_current_def_p): New inline function.
4284 (varpool_node::get_availability): Add REF parameter.
4285 (varpool_node::ultimate_alias_target): Likewise.
4286 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4287 (symtab_node::binds_to_current_def_p): Likewise.
4288 * varpool.c (varpool_node::get_availability): Likewise.
4290 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4293 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4294 Fix mode size check.
4296 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4298 * BASE-VER: Set to 7.0.0.
4300 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4302 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4304 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4306 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4307 architecture revisions.
4309 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4311 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4312 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4313 * config/i386/i386.md (stack decrement to push peepholes): Guard
4314 with !x86_using_red_zone ().
4316 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4319 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4320 to dump_generic_node.
4321 (NIY): Pass also flags to do_niy.
4323 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4325 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4326 (simd_clone_vector_of_formal_parm_types)
4327 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4328 (simd_clone_mangle, simd_clone_create)
4329 (simd_clone_adjust_return_type, create_tmp_simd_array)
4330 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4331 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4332 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4333 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4334 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4335 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4336 * omp-simd-clone.c: ... this new file.
4337 (simd_clone_vector_of_formal_parm_types): Make it static.
4338 * Makefile.in (OBJS): Add omp-simd-clone.o.
4340 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4343 * config/i386/sse.md: Use proper memory operand modifiers.
4346 2016-04-15 Richard Biener <rguenther@suse.de>
4347 Alan Modra <amodra@gmail.com>
4349 PR tree-optimization/70130
4350 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4351 when alignment stays not the same and no not use the realign
4354 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4357 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4358 direct move handlers for KFmode. Change TFmode handlers test from
4359 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4361 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4364 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4365 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4366 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4367 * tree-ssa-live.c (remove_unused_scope_block_p): When
4368 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4369 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4370 block_ultimate_origin is FUNCTION_DECL.
4371 (remove_unused_locals): If current_function_decl is
4372 polymorphic_ctor_dtor_p, pass initial true to
4373 remove_unused_scope_block_p' is_ctor_dtor_block.
4375 2016-04-14 Martin Sebor <msebor@redhat.com>
4380 * doc/extend.texi (Variable Length): Revert.
4382 2016-04-14 Marek Polacek <polacek@redhat.com>
4383 Jan Hubicka <hubicka@ucw.cz>
4386 * tree.c (verify_type): Disable the canonical type of main variant
4389 2016-04-14 Jason Merrill <jason@redhat.com>
4391 * cfgexpand.c, expr.c: Revert previous change.
4393 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4396 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4397 when building a mem ref for the incoming reduction variable.
4399 2016-04-14 Richard Biener <rguenther@suse.de>
4401 PR tree-optimization/70614
4402 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4403 loop if the evolution dropped to chrec_dont_know.
4404 (interpret_condition_phi): Likewise.
4406 2016-04-14 Richard Biener <rguenther@suse.de>
4408 PR tree-optimization/70623
4409 * tree-ssa-pre.c (changed_blocks): Make global ...
4410 (compute_antic): ... local here. Move and fix worklist
4411 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4412 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4413 worklist handling, dump when ANTIC_IN changed.
4414 (compute_partial_antic_aux): Remove worklist handling.
4415 (init_pre): Do not compute post dominators. Add a comment about
4416 the CFG order chosen.
4417 (fini_pre): Do not free post dominators.
4419 2016-04-13 Martin Sebor <msebor@redhat.com>
4424 * doc/extend.texi (Variable Length): Document C++ specifics.
4426 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4429 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4430 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4431 eh edges have been purged.
4434 * tree-sra.c (create_access_replacement,
4435 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4437 * tree-pretty-print.c (dump_fancy_name): New function.
4438 (dump_decl_name, dump_generic_node): Use it.
4440 2016-04-13 Jason Merrill <jason@redhat.com>
4442 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4443 * expr.c (expand_expr_real_1): Likewise.
4445 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4447 * config/i386/i386.md (kunpckhi): Swap operands.
4448 (kunpcksi): Likewise.
4449 (kunpckdi): Likewise.
4450 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4451 (vec_pack_trunc_<mode>): Likewise.
4453 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4456 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4459 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4460 gimplification turns some element into non-constant.
4463 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4464 * explow.c (convert_memory_address_addr_space_1): No longer static,
4465 add NO_EMIT argument and don't call convert_modes if true, pass
4466 it down recursively, remove break after return.
4467 (convert_memory_address_addr_space): Adjust caller.
4468 * simplify-rtx.c (simplify_unary_operation_1): Call
4469 convert_memory_address_addr_space_1 instead of convert_memory_address,
4470 if it returns NULL, don't simplify.
4472 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4475 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4477 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4479 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4480 Bump the upper SIMDLEN limits, so that if the return type or
4481 characteristic type if the return type is void can be passed in
4482 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4485 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4488 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4489 Do not use "=" constraint on an input constraint.
4490 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4491 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4492 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4493 generates (neg (abs ...)) instead of (abs ...).
4495 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4497 PR rtl-optimization/70596
4498 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4499 just invalidate LRA data and reset them. Adjust dump wording.
4501 2016-04-12 Martin Liska <mliska@suse.cz>
4504 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4506 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4508 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4509 max_loop_iterations_int.
4510 (tree_unswitch_outer_loop): Likewise.
4511 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4512 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4514 2016-04-12 Tom de Vries <tom@codesourcery.com>
4516 PR tree-optimization/68756
4517 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4518 instead of new_name.
4520 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4522 PR tree-optimization/70602
4523 * tree-sra.c (generate_subtree_copies): Don't write anything into
4524 constant pool decls.
4526 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4527 regardless whether there are depend clauses or not.
4529 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4532 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4533 target attribute and pragma from changing the -mfloat128
4534 and -mfloat128-hardware options.
4536 * doc/extend.texi (Additional Floating Types): Document PowerPC
4537 __float128 restrictions.
4539 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4542 * config/aarch64/driver-aarch64.c
4543 (aarch64_get_extension_string_for_isa_flags): New.
4544 (arch_extension): Rename to...
4545 (aarch64_arch_extension): ...This.
4546 (ext_to_feat_string): Rename to...
4547 (aarch64_extensions): ...This.
4548 (aarch64_core_data): Keep track of architecture extension flags.
4549 (cpu_data): Rename to...
4550 (aarch64_cpu_data): ...This.
4551 (aarch64_arch_driver_info): Keep track of architecture extension
4553 (get_arch_name_from_id): Rename to...
4554 (get_arch_from_id): ...This, change return type.
4555 (host_detect_local_cpu): Update and reformat for renames, handle
4556 extensions through common infrastructure.
4558 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4561 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4562 track of a canonical flag name.
4563 (all_extensions): Likewise.
4564 (arch_to_arch_name): Also track extension flags enabled by the arch.
4565 (all_architectures): Likewise.
4566 (aarch64_parse_extension): Move to here.
4567 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4569 (aarch64_rewrite_selected_cpu): Update for above change.
4570 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4571 are handled, such that the single explicit value enabled by an
4572 extension is kept seperate from the implicit values it also enables.
4573 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4575 (aarch64_parse_extension): New.
4576 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4577 here to config/aarch64/aarch64-protos.h.
4578 (aarch64_parse_extension): Move from here to
4579 common/config/aarch64/aarch64-common.c.
4580 (aarch64_option_print): Update.
4581 (aarch64_declare_function_name): Likewise.
4582 (aarch64_start_file): Likewise.
4583 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4584 the canonical flag for extensions.
4585 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4588 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4590 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4593 2016-04-09 Tom de Vries <tom@codesourcery.com>
4595 PR tree-optimization/68953
4596 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4597 first to last subscript.
4599 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4601 PR tree-optimization/70586
4602 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4605 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4609 PR tree-optimization/70373
4613 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4614 clauses for acc parallel reductions as necessary. Error on those
4616 * omp-low.c (scan_sharing_clauses): Don't install variables which
4617 are used in acc parallel reductions.
4618 (lower_rec_input_clauses): Remove dead code.
4619 (lower_oacc_reductions): Add support for reference reductions.
4620 (lower_reduction_clauses): Remove dead code.
4621 (lower_omp_target): Don't remap variables appearing in acc parallel
4623 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4625 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4628 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4629 with multiple SSA_NAME defs, force the outputs other than first
4630 to be live before calling live_track_process_def on each output.
4632 PR rtl-optimization/70574
4633 * fwprop.c (forward_propagate_and_simplify): Don't add
4634 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4635 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4636 paradoxical subregs within *loc.
4638 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4640 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4641 -ftree-parallelize-loops={0,1}.
4642 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4643 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4644 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4645 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4646 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4648 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4651 * asan.c (instrument_derefs): If we get unknown location, extract it
4653 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4655 2016-04-08 Tom de Vries <tom@codesourcery.com>
4657 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4658 implicit firstprivate clause.
4660 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4663 * config/arm/thumb2.md (tst + branch-> lsls + branch
4664 peephole below *orsi_not_shiftsi_si): Require that condition
4665 register is dead after the peephole.
4666 (second peephole after the above): Likewise.
4668 2016-04-08 Alan Modra <amodra@gmail.com>
4671 * builtins.c (fold_builtin_classify): For IBM extended precision,
4672 look at just the high-order double to test for NaN.
4673 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4674 test just the high double for Inf but both doubles for subnormal
4677 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4679 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4680 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4681 node->simdclone->mask_mode != VOIDmode masks.
4682 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4683 earlier, use it instead of node->simdclone.
4684 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4685 Set clonei->mask_mode.
4687 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4690 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4691 Pass it through to cp_parser_already_scoped_statement.
4692 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4693 it through to cp_parser_statement.
4694 (cp_parser_statement): Pass IF_P through to
4695 cp_parser_iteration_statement.
4696 (cp_parser_pragma): Adjust call to
4697 cp_parser_iteration_statement.
4699 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4702 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4703 resolve a future -Wparentheses warning.
4704 * omp-low.c (scan_sharing_clauses): Likewise.
4705 * tree-parloops.c (eliminate_local_variables): Likewise.
4707 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4709 PR rtl-optimization/70398
4710 * lra-constraints.c (process_address_1): Check zero scale and code
4711 for reloading with zero scale.
4713 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4715 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4716 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4718 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4720 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4721 Add support for AVX512F clones, include them by default for
4722 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4723 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4727 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4728 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4729 firstprivate clauses.
4730 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4731 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4732 (lower_omp_target): Set TREE_NO_WARNING for
4733 non-addressable possibly uninitialized vars which are copied into
4734 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4736 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4738 * config/pa/predicates.md (integer_store_memory_operand): Accept
4739 REG+D operands with a large offset when reload_in_progress is true.
4740 (floating_point_store_memory_operand): Likewise.
4742 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4745 * match.pd (nested int casts): Limit to GIMPLE.
4747 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4750 * ipa-devirt.c (maybe_record_node): Fix comment; use
4751 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4753 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4755 PR rtl-optimization/70542
4756 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4757 if there are any uses other than insn or debug insns.
4759 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4760 Jakub Jelinek <jakub@redhat.com>
4762 PR tree-optimization/70509
4763 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4764 Shift HOST_WIDE_INT_1U instead of 1.
4766 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4768 PR tree-optimization/70509
4769 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4770 of the vector base type for index.
4772 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4775 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4777 2016-04-05 Richard Biener <rguenther@suse.de>
4779 PR tree-optimization/70526
4780 * tree-sra.c (build_ref_for_offset): Use prev_base to
4781 extract the alias pointer type.
4783 2016-04-05 Richard Biener <rguenther@suse.de>
4785 * dse.c (struct store_info): Remove alias_set member.
4786 (struct read_info_type): Likewise.
4787 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4788 spill_deleted, clear_alias_set_lookup): Remove.
4789 (get_group_info): Remove dead base == NULL_RTX case.
4790 (dse_step0): Remove initialization of removed variables.
4791 (delete_dead_store_insn): Reomve alias set dumping.
4792 (free_read_records): Remove alias_set handling.
4793 (canon_address): Remove alias_set_out parameter.
4794 (record_store): Remove spill_alias_set, it's always zero.
4795 (check_mem_read_rtx): Likewise.
4796 (dse_step2): Rename from ...
4797 (dse_step2_nospill): ... this. Adjust.
4798 (scan_stores): Rename from ...
4799 (scan_stores_nospill): ... this.
4800 (scan_reads): Rename from ...
4801 (scan_reads_nospill): ... this.
4802 (scan_stores_spill, scan_reads_spill): Remove.
4803 (dse_step3_scan): Remove for_spills argument which is always false.
4804 (dse_step3): Likewise.
4805 (dse_step5): Rename from ...
4806 (dse_step5_nospill): ... this. Remove alias_set handling.
4807 (rest_of_handle_dse): Adjust.
4809 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4812 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4813 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4814 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4815 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4817 2016-04-05 Richard Biener <rguenther@suse.de>
4820 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4821 non-register type temporaries into SSA.
4823 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4826 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4827 calls when sanitizing.
4828 (possible_polymorphic_call_target_p): Fix formatting.
4830 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4831 Jakub Jelinek <jakub@redhat.com>
4834 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4835 to ensure a call statement is compatible with a built-in's
4837 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4840 2016-04-04 Richard Biener <rguenther@suse.de>
4842 PR rtl-optimization/70484
4843 * rtl.h (canon_output_dependence): Declare.
4844 * alias.c (canon_output_dependence): New function.
4845 * dse.c (record_store): Use canon_output_dependence rather
4846 than canon_true_dependence.
4848 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4851 * cgraph.h (symtab_node::copy_visibility_from): New function.
4852 * symtab.c (symtab_node::copy_visibility_from): New function.
4853 * ipa-visibility.c (optimize_weakref): New function.
4854 (function_and_variable_visibility): Use it.
4856 2016-04-04 Martin Liska <mliska@suse.cz>
4859 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4860 value that is really in range handled by SBR instruction.
4861 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4862 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4863 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4865 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4869 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4870 set, but not for SP_REG operands.
4872 2016-04-02 Martin Sebor <msebor@redhat.com>
4875 * fold-const.c (maybe_nonzero_address): New function.
4876 (fold_comparison): Call it. Fold equality and relational
4877 expressions involving null pointers.
4878 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4880 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4882 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4883 the "Y" constraint (scalar FP 0.0 immediate).
4885 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4886 Add the "const_double" to the list of operand constraints.
4888 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4890 PR rtl-optimization/70467
4891 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4892 If low word of the last operand is 0, just emit addition/subtraction
4895 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4898 * config/s390/s390.c (s390_expand_insv): Check for everything
4899 constant instead of just VOIDmode stuff.
4901 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4904 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4906 2016-04-01 Nathan Sidwell <nathan@acm.org>
4908 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4910 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4912 PR rtl-optimization/70461
4913 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4916 2016-03-31 Martin Liska <mliska@suse.cz>
4919 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4920 a tree value or an immediate integer value to a buffer
4921 that is eventually copied to a BRIG section.
4922 (emit_immediate_operand): Call the function here.
4923 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4924 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4925 of class' fields that are removed.
4926 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4927 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4928 m_brig_repr_size fields.
4930 2016-03-31 Martin Liska <mliska@suse.cz>
4933 * hsa-gen.c (hsa_function_representation::update_dominance): New
4935 (convert_addr_to_flat_segment): Likewise.
4936 (gen_hsa_memory_set): New alignment argument.
4937 (gen_hsa_ctor_assignment): Likewise.
4938 (gen_hsa_insns_for_single_assignment): Provide alignment
4939 to gen_hsa_ctor_assignment.
4940 (gen_hsa_insns_for_direct_call): Add new argument.
4941 (expand_lhs_of_string_op): New function.
4942 (expand_string_operation_builtin): Likewise.
4943 (expand_memory_copy): New function.
4944 (expand_memory_set): New function.
4945 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4946 (convert_switch_statements): Change signature.
4947 (generate_hsa): Use a return value of the function.
4948 (pass_gen_hsail::execute): Do not call
4949 convert_switch_statements here.
4950 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4951 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4952 (hsa_function_representation::update_dominance): New function.
4954 2016-03-31 Martin Liska <mliska@suse.cz>
4957 * hsa-brig.c (emit_directive_variable): Emit alignment
4958 according to hsa_symbol::m_align.
4959 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4960 (dump_hsa_symbol): Dump alignment of HSA symbols.
4961 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4962 (gen_hsa_addr_with_align): New function.
4963 (hsa_bitmemref_alignment): Use newly added function.
4964 (gen_hsa_insns_for_load): Likewise.
4965 (gen_hsa_insns_for_store): Likewise.
4966 (gen_hsa_memory_copy): New argument added.
4967 (gen_hsa_insns_for_single_assignment): Respect
4968 alignment for assignments processed via gen_hsa_memory_copy.
4969 (gen_hsa_insns_for_direct_call): Likewise.
4970 (gen_hsa_insns_for_return): Likewise.
4971 (gen_function_def_parameters): Set default alignment.
4972 * hsa.c (hsa_object_alignment): New function.
4973 (hsa_byte_alignment): Pasted function.
4974 * hsa.h (hsa_symbol::m_align): New field.
4976 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4978 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4979 scratch field for goto case.
4981 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4983 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4985 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4988 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4989 (scalar_chain::convert_insn): Call convert_op for reg
4990 moves to handle undefined registers.
4992 2016-03-31 Nathan Sidwell <nathan@acm.org>
4995 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4996 Assert we don't want to move backwards.
4998 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5001 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5003 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5005 PR rtl-optimization/70460
5006 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5007 with operand from REG_LABEL_OPERAND, instead substitute
5008 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5009 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5011 2016-03-31 Martin Liska <mliska@suse.cz>
5013 * passes.c (execute_one_pass): Do not call
5014 todo_after for a discarded function.
5016 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5018 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5019 (no_cost, infinite_cost): Initialize the new field.
5020 (get_computation_cost_at): Record setup cost.
5021 (determine_use_iv_cost_address): Skip cost computation for sub
5022 uses if we can estimate it without losing accuracy.
5024 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5026 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5028 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5029 max_loop_iterations_int.
5030 (tree_unswitch_outer_loop): Likewise.
5031 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5032 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5034 2016-03-30 Richard Biener <rguenther@suse.de>
5037 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5039 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5042 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5043 in gen_blendm expander.
5045 2016-03-30 Nick Clifton <nickc@redhat.com>
5048 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5049 case where we are already provided with an SImode SUBREG.
5051 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5054 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5055 conflict between DRAP register and __builtin_eh_return.
5057 2016-03-30 Michael Matz <matz@suse.de>
5058 Richard Biener <rguenther@suse.de>
5061 * ipa-polymorphic-call.c (struct type_change_info): Change
5062 speculative to an unsigned allowing to limit the work we do.
5063 (csftc_abort_walking_p): New inline function..
5064 (check_stmt_for_type_change): Limit the number of may-defs
5065 skipped for speculative devirtualization to
5066 max-speculative-devirt-maydefs.
5067 * params.def (max-speculative-devirt-maydefs): New param.
5068 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5070 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5073 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5076 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5078 PR tree-optimization/59124
5079 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5080 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5082 2016-03-29 Jeff Law <law@redhat.com>
5084 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5086 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5088 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5091 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5093 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5094 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5095 gcrt0.o if linking dynamically.
5097 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5100 * ipa-devirt.c (methods_equal_p): New function.
5101 (compare_virtual_tables): Use it.
5102 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5103 * cgraphclones.c (clone_function_name_1): Use
5104 symbol_table::symbol_suffix_separator.
5105 * coverage.c (build_var): Likewise.
5106 * symtab.c (symbol_table::symbol_suffix_separator): New.
5108 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5110 PR rtl-optimization/70429
5111 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5112 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5113 mode != result_mode.
5116 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5118 PR tree-optimization/70405
5119 * ssa-iterators.h (num_imm_uses): Add missing braces.
5121 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5123 PR rtl-optimization/68695
5124 * ira-color.c (allocno_copy_cost_saving): New.
5125 (improve_allocation): Use it.
5127 2016-03-29 Richard Henderson <rth@redhat.com>
5130 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5132 2016-03-29 Richard Biener <rguenther@suse.de>
5135 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5136 use alignment returned by get_pointer_alignment_1 if it is
5137 bigger than BITS_PER_UNIT.
5138 * builtins.c (get_pointer_alignment_1): Do not return true
5139 for alignment extracted from SSA info.
5141 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5143 * config/ft32/ft32.opt (mnodiv): New.
5144 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5145 * doc/invoke.texi (FT32 Options -mnodiv): New.
5147 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5150 * config/i386/i386.md (define_split, andn): Fix modes.
5152 2016-03-26 Richard Biener <rguenther@suse.de>
5153 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5156 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5158 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5159 as 2nd argument to cl_optimization_restore().
5161 2016-03-25 Richard Henderson <rth@redhat.com>
5164 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5165 * config/aarch64/aarch64-protos.h: Declare it.
5166 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5168 2016-03-25 Alan Modra <amodra@gmail.com>
5171 * config/rs6000/constraints.md (j): Simplify.
5172 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5174 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5175 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5176 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5177 in all constraint alternatives.
5178 (movtd_64bit_nodm): Delete "j" constraint alternative.
5180 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5182 * tree-ssa-propagate.c: Enhance docs for
5183 SSA_PROP_NOT_INTERESTING.
5185 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5187 * doc/extend.texi: Fix typo in documentation to pure attribute.
5189 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5192 * config/pa/pa.md (bswapdi2): Use a scratch register.
5194 2016-03-24 Richard Henderson <rth@redhat.com>
5197 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5200 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5202 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5203 using ix86_expand_binary_operator instead of gen_andsi3.
5205 2016-03-24 Richard Biener <rguenther@suse.de>
5207 PR tree-optimization/70396
5208 * tree-vect-stmts.c (vectorizable_comparison): Use
5209 get_vectype_for_scalar_type.
5211 2016-03-24 Richard Biener <rguenther@suse.de>
5214 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5215 with register bases.
5217 2016-03-24 Richard Biener <rguenther@suse.de>
5219 PR tree-optimization/70372
5220 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5221 build_all_ones_cst to also handle vector types correctly.
5223 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5226 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5229 2016-03-23 Marek Polacek <polacek@redhat.com>
5232 * doc/invoke.texi: Document -Wignored-attributes.
5234 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5236 PR tree-optimization/69042
5237 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5238 parameter from 30 to 40.
5240 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5242 PR tree-optimization/69042
5243 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5244 for use with constant offset stripped in base.
5246 2016-03-23 Richard Biener <rguenther@suse.de>
5249 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5250 mode compatibility check.
5251 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5253 2016-03-23 Jeff Law <law@redhat.com>
5255 PR tree-optimization/64058
5256 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5258 (struct ssa_conflicts): Move up earlier in the file.
5259 (conflicts_, var_map_): New static variables.
5260 (initialize_conflict_count): New function to initialize the
5261 CONFLICT_COUNT field for each conflict pair.
5262 (compare_pairs): Lazily initialize the conflict count and use it
5263 as the first tie-breaker.
5264 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5265 and wipe conflicts_ and map_ around the call to qsort. Remove
5266 special case for 2 coalesce pairs.
5267 * bitmap.c (bitmap_count_unique_bits): New function.
5268 (bitmap_count_bits_in_word): New function, extracted from
5270 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5271 * bitmap.h (bitmap_count_unique_bits): Declare it.
5273 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5276 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5277 transparent alias chain for decl assembler name.
5278 * config/sol2.c (solaris_assemble_visibility): Likewise.
5280 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5282 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5284 (v10_fdivs): Likewise.
5285 (v10_fdivd): Likewise.
5287 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5290 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5291 to not call fclose twice on file.
5293 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5295 PR tree-optimization/70354
5296 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5297 oprnd0 is wider than oprnd1 and there is a cast from the wider
5298 type to oprnd1, mask it with the mask of the narrower type.
5301 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5302 Optimize TARGET_STV splitters, if high or low word of last argument
5305 2016-03-22 Jeff Law <law@redhat.com>
5308 tree-ssa-threadbackward.c
5309 (fsm_find_control_statement_thread_paths): Correctly distinguish
5310 between old style jump threads vs FSM jump threads.
5312 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5315 * config/i386/i386.c (scalar_chain::convert_op): Support
5316 uninitialized register usage case.
5318 2016-03-22 Richard Biener <rguenther@suse.de>
5321 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5323 (capture::gen_transform): ... to change behavior when substituting
5324 a condition into cond or not-cond expr context.
5325 (dt_simplify::gen_1): Adjust.
5326 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5327 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5328 last change and instead change to
5329 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5330 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5332 2016-03-22 Anthony Green <green@moxielogic.com>
5334 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5335 issue for moxiebox targets.
5336 (CC1PLUS_SPEC): Ditto.
5338 2016-03-22 Richard Biener <rguenther@suse.de>
5341 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5344 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5346 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5348 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5351 * config/i386/i386.c (def_builtin): Handle
5352 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5354 (const struct builtin_description bdesc_special_args[]):
5355 Remove duplicate ISA bits.
5357 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5360 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5361 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5362 in a way that works also for AVX512BW.
5365 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5366 instead of source if operands[1] is xmm16 and above and
5367 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5368 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5371 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5372 on assign if (*from_p) is a comparison, set it to
5373 TREE_NO_WARNING (*from_p).
5375 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5378 * lra.c (restore_scratches): Ignore deleted insns.
5380 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5381 Jakub Jelinek <jakub@redhat.com>
5383 PR tree-optimization/70317
5384 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5387 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5391 of ix86_expand_move.
5393 (movti): Use general_operand for operand 1 predicate.
5395 2016-03-21 Martin Liska <mliska@suse.cz>
5397 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5399 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5401 2016-03-21 Martin Liska <mliska@suse.cz>
5404 * ipa-icf.c (sem_function::parse): Skip static
5405 constructors and destructors.
5407 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5410 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5411 function-like macro, peek following token(s) if it is followed
5412 by CPP_OPEN_PAREN token with optional padding in between, and
5413 if not, don't treat it like a macro.
5415 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5416 Alexander Monakov <amonakov@ispras.ru>
5418 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5419 for the stabs debug format.
5421 2016-03-21 Richard Biener <rguenther@suse.de>
5423 PR tree-optimization/70310
5424 * tree-vect-generic.c (expand_vector_condition): Fold the built
5427 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5430 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5431 Block third alternative for AVX-512VL target,
5433 2016-03-21 Martin Liska <mliska@suse.cz>
5436 * hsa-brig.c (emit_function_directives): Mark unemitted
5437 global variables for emission.
5438 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5439 (get_symbol_for_decl): Likewise.
5440 * hsa.h (struct hsa_symbol): New flag.
5442 2016-03-21 Richard Biener <rguenther@suse.de>
5444 PR tree-optimization/70288
5445 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5446 we do not estimate unsimplified all-constant conditionals or
5447 switches as optimized away.
5449 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5451 PR rtl-optimization/69102
5452 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5453 when we have a readonly dependency context.
5455 2016-03-18 Jeff Law <law@redhat.com>
5457 PR rtl-optimization/70263
5458 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5459 (update_equiv_regs): When trying to move a store to after the insn
5460 that sets the source of the store, make sure the store occurs after
5461 the insn that sets the source of the store. When successful note
5462 the REG_EQUIV note created in the dump file.
5464 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5465 Bernd Schmidt <bschmidt@redhat.com>
5467 * doc/extend.texi: Document more potential problems with basic asms.
5469 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5471 PR rtl-optimization/70278
5472 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5475 2016-03-18 Jason Merrill <jason@redhat.com>
5477 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5479 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5481 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5482 values to 128b regs.
5484 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5486 PR tree-optimization/70252
5487 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5488 boolean vector has a proper number of elements.
5489 (supportable_narrowing_operation): Likewise.
5491 2016-03-18 Tom de Vries <tom@codesourcery.com>
5494 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5496 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5498 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5499 instead of replace_rtx for DEBUG_INSNs.
5501 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5503 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5504 load type reservations.
5506 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5509 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5510 define_constraint for "Q" and "T" constraints.
5512 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5514 Tweak the pipeline model for Exynos M1
5516 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5519 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5522 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5523 where one or both locations aren't within a line_map.
5525 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5528 * opts.c (finish_options): Don't set flag_pie to the default if
5529 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5532 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5534 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5535 true as ALL_REGS argument to replace_rtx.
5537 2016-03-17 Richard Biener <rguenther@suse.de>
5540 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5543 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5546 * rtl.h (replace_rtx): Add ALL_REGS argument.
5547 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5548 equality and assert mode is the same, instead of just rtx pointer
5550 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5551 true as ALL_REGS argument to replace_rtx.
5553 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5555 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5556 for boolean vector with vector mode only.
5557 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5559 2016-03-17 Nick Clifton <nickc@redhat.com>
5562 * config/rx/rx.c (rx_print_integer): Print negative constants in
5565 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5568 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5570 2016-03-16 Richard Henderson <rth@redhat.com>
5571 Richard Biener <rguenth@suse.de>
5576 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5577 first operand as is_gimple_condexpr.
5582 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5583 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5584 Do not gimplify the result.
5585 (do_unop): Adjust call to tree_vec_extract.
5586 (do_binop): Likewise.
5587 (do_compare): Likewise.
5588 (do_plus_minus): Likewise.
5589 (do_negate): Likewise.
5590 (expand_vector_condition): Likewise.
5591 (do_cond): Likewise.
5593 2016-03-16 Richard Henderson <rth@redhat.com>
5596 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5597 (aarch64_classify_address): Use it.
5598 (aarch64_legitimize_address): Force all subexpressions of PLUS
5599 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5601 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5602 Richard Biener <rguenth@suse.de>
5605 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5606 return to even if only REGNO is equal, and assert
5609 2016-03-11 Jeff Law <law@redhat.com>
5611 PR rtl-optimization/70224
5612 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5614 2016-03-16 Richard Henderson <rth@redhat.com>
5617 * function.h (struct function): Add has_forced_label_in_static.
5618 * gimplify.c (force_labels_r): Set it.
5619 * lto-streamer-in.c (input_struct_function_base): Read it.
5620 * lto-streamer-out.c (output_struct_function_base): Write it.
5621 * tree-inline.c (has_label_address_in_static_1): Remove.
5622 (copy_forbidden): Remove fndecl parameter; test
5623 has_forced_label_in_static.
5624 (inline_forbidden_p): Update call to copy_forbidden.
5625 (tree_versionable_function_p): Likewise.
5626 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5627 (chkp_versioning): Likewise.
5628 * tree-inline.h (copy_forbidden): Update decl.
5630 2016-03-16 Marek Polacek <polacek@redhat.com>
5633 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5634 function being thunked if the result type doesn't have fixed size.
5635 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5636 doesn't have fixed size.
5638 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5640 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5641 reporting malformed loop nest.
5643 2016-03-16 Tom de Vries <tom@codesourcery.com>
5646 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5647 nodes.length () == 1 test to before first nodes[0] access.
5649 2016-03-16 Tom de Vries <tom@codesourcery.com>
5651 PR tree-optimization/68715
5652 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5655 2016-03-16 Tom de Vries <tom@codesourcery.com>
5657 PR tree-optimization/68809
5658 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5661 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5662 Sandra Loosemore <sandra@codesourcery.com>
5664 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5665 on leaf attribute. Mention ELF interposition problems.
5667 2016-03-16 Alan Modra <amodra@gmail.com>
5669 PR rtl-optimization/69195
5670 PR rtl-optimization/47992
5671 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5674 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5677 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5679 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5681 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5683 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5685 PR rtl-optimization/70222
5686 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5687 optimization if mode is different from result_mode, queue up masking
5688 of the result in outer_op. Formatting fix.
5691 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5694 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5696 PR rtl-optimization/69032
5697 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5698 looping backwards over basic block insns.
5700 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5703 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5704 to non-speculative when propagating trap bits.
5706 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5708 PR rtl-optimization/63384
5709 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5712 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5715 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5716 factored out from ...
5717 (sched_analyze_insn): ... here.
5718 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5719 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5720 get_implicit_reg_pending_clobbers in it.
5721 (setup_id_reg_sets): Use setup_id_implicit_regs.
5722 (deps_init_id): Ditto.
5724 2016-03-15 Tom de Vries <tom@codesourcery.com>
5727 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5729 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5730 execute_function_dump.
5731 (execute_one_pass): Don't dump function if it will be dumped after ipa
5734 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5736 * genrecog.c (match_pattern_2): If pred is NULL don't call
5737 safe_predicate_mode on it.
5739 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5742 * lra-constraints.c (delete_move_and_clobber): Change assertion
5743 to also allow dregno == 0.
5745 2016-03-14 Richard Henderson <rth@redhat.com>
5748 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5749 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5750 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5751 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5754 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5757 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5759 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5761 * lra-constraints.c (split_reg): For hard regs, try to find the
5762 biggest single-register mode used in the function.
5764 2016-03-14 Richard Biener <rguenther@suse.de>
5766 PR tree-optimization/56365
5767 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5768 constants to compare against.
5770 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5773 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5774 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5775 (define_split for the GPR case): Use int_reg_operand instead of
5776 gpc_reg_operand for the output.
5778 2016-03-14 Tom de Vries <tom@codesourcery.com>
5780 PR tree-optimization/70045
5781 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5782 create_empty_if_region_on_edge argument.
5784 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5786 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5787 (STACK_CHECK_PROTECT): Likewise.
5788 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5789 (STACK_CHECK_PROTECT): Likewise.
5790 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5791 (STACK_CHECK_PROTECT): Likewise.
5792 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5793 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5794 (STACK_CHECK_PROTECT): Likewise.
5796 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5798 PR rtl-optimization/69307
5799 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5800 registers in modes that span more than one register.
5802 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5805 * lra-constraints.c (delete_move_and_clobber): New.
5806 (remove_inheritance_pseudos): Use it.
5808 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5811 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5812 the libcall is LCT_THROW.
5813 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5814 for the checking routine.
5816 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5819 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5820 optimization if we have direct move.
5821 (roundu32<mode>2_fprs): Likewise.
5823 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5826 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5828 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5829 Arguments swapped. All callers changed. Take reg_renumber into
5830 account, and Calculate and compare register ranges for hard regs.
5832 2016-03-11 Jeff Law <law@redhat.com>
5834 PR tree-optimization/70190
5835 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5836 Handle cases where we can not extract the taken edge, even though we
5837 found a constant value.
5839 PR tree-optimization/64058
5840 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5841 (num_coalesce_pairs): Move up earlier in file.
5842 (find_coalesce_pair): Initialize the INDEX field for each pair
5844 (compare_pairs): No longer sort on the elements in each pair.
5845 Instead break ties with the index of the coalesce pair.
5847 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5850 * config/aarch64/aarch64-protos.h
5851 (aarch64_save_restore_target_globals): New prototype.
5852 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5853 Call the above when popping pragma.
5854 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5856 (aarch64_set_current_function): Rewrite using the above.
5858 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5860 PR tree-optimization/70177
5861 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5862 (extract_ops_from_tree): ... this. In the 2 argument
5863 overload remove _1 suffix.
5864 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5865 (extract_ops_from_tree): ... this.
5866 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5868 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5869 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5870 extract_ops_from_tree instead of 2 operand one.
5872 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5874 PR tree-optimization/70013
5875 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5876 for constant-pool entries.
5878 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5880 PR rtl-optimization/70174
5881 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5882 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5884 PR tree-optimization/70169
5885 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5886 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5889 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5890 Jakub Jelinek <jakub@redhat.com>
5893 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5894 of uninitialized values.
5896 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5898 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5900 ("*trunctddd2"): New pattern definition.
5901 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5904 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5906 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5907 definitions for BFP and DFP rounding modes.
5908 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5909 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5910 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5911 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5914 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5916 * config/s390/constraints.md: Adjust comment.
5917 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5918 s390_decompose_addrstyle_without_index.
5919 * config/s390/predicates.md (shift_count_or_setmem_operand):
5920 Rename to setmem_operand.
5921 * config/s390/s390-protos.h
5922 (s390_decompose_shift_count): Rename to
5923 s390_decompose_addrstyle_without_index.
5924 * config/s390/s390.c (s390_decompose_shift_count)
5925 (s390_mem_constraint, print_shift_count_operand)
5926 (print_operand_address, print_operand): Rename
5927 s390_decompose_shift_count to
5928 s390_decompose_addrstyle_without_index and rename
5929 print_shift_count_operand to print_addrstyle_operand troughout the
5931 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5932 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5933 Rename shift_count_or_setmem_operand to setmem_operand.
5934 * config/s390/vx-builtins.md ("vec_insert<mode>")
5935 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5938 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5941 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5942 Handle overlapping retval and newval.
5944 2016-03-10 Nick Clifton <nickc@redhat.com>
5947 * config/aarch64/aarch64.c
5948 (aarch64_override_options_after_change_1): When forcing
5949 flag_omit_frame_pointer to be true, use a special value that can
5950 be detected if this function is called again, thus preventing
5951 flag_omit_leaf_frame_pointer from being forced to be false.
5953 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5955 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5956 Set x_flag_omit_leaf_frame_pointer when handling
5957 -momit-leaf-frame-pointer.
5959 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5962 * cgraph.c (cgraph_node::dump): Dump split_part and
5963 indirect_call_target.
5964 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5965 * ipa.c (has_addr_references_p): Cleanup.
5966 (is_indirect_call_target_p): New.
5967 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5968 called indirectly as local.
5969 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5971 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5974 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5975 on cxa_pure_virtual.
5977 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5980 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5982 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5985 * tree.c (need_assembler_name_p): Only record main variant type names.
5987 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5990 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5991 Always define to 0 or 1.
5992 (TARGET_FIX_ERR_A53_843419): New macro.
5993 * config/aarch64/aarch64-elf-raw.h
5994 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5995 * config/aarch64/aarch64-linux.h: Likewise.
5996 * config/aarch64/aarch64.c
5997 (aarch64_override_options_after_change_1): Do not default
5998 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6000 (aarch64_attributes): Handle fix-cortex-a53-843419.
6001 (aarch64_can_inline_p): Likewise.
6002 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6004 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6005 Jakub Jelinek <jakub@redhat.com>
6007 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6008 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6009 DECL_COMMONS if flag_unconstrained_commons is set.
6010 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6011 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6012 (funconstrained-commons): Document.
6014 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6016 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6017 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6019 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6021 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6022 has a proper number of elements.
6024 2016-03-10 Alan Modra <amodra@gmail.com>
6026 PR rtl-optimization/69195
6027 PR rtl-optimization/47992
6028 * ira.c (recorded_label_ref): Delete.
6029 (update_equiv_regs): Return void.
6030 (indirect_jump_optimize): New function.
6031 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6032 before regstat_compute_ri. Don't rebuild_jump_labels here.
6033 Delete update_regstat.
6035 2016-03-10 Richard Biener <rguenther@suse.de>
6037 PR tree-optimization/70128
6038 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6039 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6041 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6043 PR tree-optimization/70152
6044 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6045 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6048 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6049 instead of gen_sse2_loadlpd.
6050 * config/i386/sse.md (*vec_concatv2df): Rename to...
6051 (vec_concatv2df): ... this.
6053 PR tree-optimization/70127
6054 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6056 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6060 * diagnostic-show-locus.c (compatible_locations_p): New function.
6061 (layout::layout): Sanitize ranges using compatible_locations_p.
6063 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6067 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6068 location_range param with three const expanded_locations * and a
6070 (layout::layout): Replace call to
6071 rich_location::lazily_expand_location with get_expanded_location.
6072 Extract the range and perform location expansion here, passing
6073 the results to the layout_range ctor.
6074 * diagnostic.c (source_range::debug): Delete.
6075 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6076 of rich_location::get_expanded_location.
6077 * gcc-rich-location.c (get_range_for_expr): Delete.
6078 (gcc_rich_location::add_expr): Reimplement to avoid the
6079 rich_location::add_range overload that took a location_range,
6080 passing a location_t instead.
6082 2016-03-09 Richard Biener <rguenther@suse.de>
6083 Jakub Jelinek <jakub@redhat.com>
6085 PR tree-optimization/70138
6086 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6087 Also skip vect_double_reduction_def.
6089 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6092 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6093 if the operand is "m".
6095 2016-03-09 Nathan Sidwell <nathan@acm.org>
6097 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6099 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6101 * config/i386/i386.c (processor_target_table): Fix cost table
6102 intialization order for znver1.
6104 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6106 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6107 - becuase -> because.
6108 * ipa-reference.c (ignore_module_statics): Likewise.
6109 * cgraph.c (cgraph_node::get_body): Likewise.
6110 * ipa-inline.c (early_inliner): Likewise.
6111 * ipa-devirt.c (types_same_for_odr): Likewise.
6112 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6113 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6115 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6117 * tree-ssa-math-opts.c: Fix typo in comment.
6119 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6122 * config/i386/i386.c (scalar_chain::make_vector_copies,
6123 scalar_chain::convert_reg): Call end_sequence in between
6124 get_insns and emit_conversion_insns rather than after both
6127 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6130 * config/i386/i386.h (machine_function): Add
6131 pc_thunk_call_expanded flag.
6132 (ix86_pc_thunk_call_expanded): New define.
6133 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6134 (*set_got): Rename insn pattern from set_got.
6135 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6136 * config/i386/i386.c (ix86_compute_frame_layout): Use
6137 ix86_pc_thunk_call_expanded to prevent red-zone.
6139 2016-03-07 Martin Jambor <mjambor@suse.cz>
6141 * hsa.h (hsa_get_ctor_statements): Declare.
6142 (hsa_get_dtor_statements): Likewise.
6143 (hsa_get_kernel_dispatch_type): Likewise.
6144 * hsa.c (hsa_get_ctor_statements): New function.
6145 (hsa_get_dtor_statements): Likewise.
6146 (hsa_get_kernel_dispatch_type): Likewise.
6147 * hsa-brig.c (hsa_cdtor_statements): Removed.
6148 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6149 hsa_get_dtor_statements.
6150 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6151 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6153 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6155 * config/arm/arm-cores.def (cortex-r8): New.
6156 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6157 * config/arm/arm-tune.md: Likewise.
6158 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6160 2016-03-07 Martin Sebor <msebor@redhat.com>
6162 PR rtl-optimization/19705
6163 * doc/invoke.texi (Options That Control Optimization): Clarify
6164 -fno-branch-count-reg.
6166 2016-02-26 Richard Biener <rguenther@suse.de>
6167 Jeff Law <law@redhat.com>
6169 PR tree-optimization/69740
6170 * cfghooks.c (remove_edge): Request loop fixups if we delete
6171 an edge that might turn an irreducible loop into a natural
6173 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6174 Move after definition of loops_state_clear.
6176 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6178 PR rtl-optimization/69052
6179 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6182 2016-03-07 Tom de Vries <tom@codesourcery.com>
6184 PR tree-optimization/70116
6185 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6186 is_tm_ending stmts and ubsan/asan internal functions.
6187 (find_duplicate): Use it. Don't test is_tm_ending here.
6189 2016-03-07 Richard Biener <rguenther@suse.de>
6191 PR tree-optimization/70115
6192 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6193 (propagate_constants_for_unrolling): Use replace_uses_by.
6195 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6198 * omp-low.c (struct oacc_loop): Add ifns.
6199 (new_oacc_loop_raw): Initialize it.
6200 (finish_oacc_loop): Clear mask & flags if no ifns.
6201 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6202 (oacc_loop_xform_loop): Add ifns arg & adjust.
6203 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6205 2016-03-07 Richard Henderson <rth@redhat.com>
6208 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6209 (insert_value_copy_on_edge): Likewise.
6211 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6213 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6215 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6218 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6220 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6222 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6224 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6226 Fix sseimul type attribute.
6227 * config/i386/znver1.md
6228 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6229 znver1_sseimul_avx256_load) : Fix the type attribute.
6230 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6231 pipe usage and latency.
6233 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6236 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6237 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6240 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6243 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6245 PR rtl-optimization/69941
6246 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6247 the reg share its mode.
6249 2016-03-04 Jeff Law <law@redhat.com>
6251 PR tree-optimization/69196
6252 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6253 If the both SSA_NAMEs are anonymous, then consider them unassociated
6254 and include the PHI in the statement count.
6256 2016-03-05 Tom de Vries <tom@codesourcery.com>
6258 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6259 construct in oacc routine. Check for oacc region in oacc routine.
6261 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6264 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6265 2016-02-22 changes, instead don't recurse if RECUR is already true.
6266 Don't change *dynamic_check if RECUR. Adjust recursive caller
6267 to pass true to the new argument.
6268 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6271 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6272 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6274 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6276 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6278 PR rtl-optimization/57676
6279 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6282 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6284 * tree-vect-patterns.c (search_type_for_mask): Handle
6285 comparison of booleans.
6287 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6289 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6293 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6294 all other ops that have dw_val_class_die_ref operands,
6295 and DW_OP_GNU_entry_value.
6297 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6299 PR rtl-optimization/69904
6300 * config/arm/arm.c (arm_cannot_copy_insn_p):
6301 Return true for load-exclusive instructions.
6303 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6306 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6307 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6308 the pattern no matter if it is used just by non-pattern, pattern
6310 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6311 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6312 oprnd1 def_stmt is in pattern, don't look through it.
6314 2016-03-03 Marek Polacek <polacek@redhat.com>
6317 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6319 2016-03-03 Martin Liska <mliska@suse.cz>
6321 PR tree-optimization/70043
6322 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6323 previous statement if we see a debug statement.
6325 2016-03-03 Richard Biener <rguenther@suse.de>
6327 PR tree-optimization/55936
6328 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6329 parameter and guard unsafe equivalence use.
6330 (vrp_evaluate_conditional_warnv_with_ops): Always use
6331 safe equivalences but not via the quadratic compare_names
6334 2016-03-03 Michael Collison <michael.collison@linaro.org>
6337 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6338 for operand 1 to s_register_operand. Change predicate for operand
6339 2 to arm_not_immediate_operand.
6341 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6343 * doc/tm.texi: Regenerated.
6345 2016-03-02 Richard Henderson <rth@redhat.com>
6348 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6349 simplification when all args are positive non-fixed registers.
6351 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6353 * target.def (lra_p): Specify that new ports should use LRA.
6355 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6358 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6359 gimplify_type_sizes the type they refer to.
6360 (omp_notice_variable): Handle reference vars to VLAs.
6361 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6362 reference to VLA decls in the second pass instead of first pass.
6364 2016-03-02 Tom de Vries <tom@codesourcery.com>
6366 PR tree-optimization/68659
6367 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6368 new_expr == NULL_TREE.
6369 (get_new_name): Handle ADDR_EXPR.
6371 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6373 PR rtl-optimization/69052
6374 * loop-invariant.c (canonicalize_address): New function.
6375 (inv_can_prop_to_addr_use): Check validity of address expression
6376 which is canonicalized by above function.
6378 2016-03-02 Alan Modra <amodra@gmail.com>
6381 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6384 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6387 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6388 (*movhi_internal): Put mask moves from and to memory separately
6389 from moves from/to GPRs.
6391 2016-03-02 Richard Biener <rguenther@suse.de>
6393 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6394 GENERIC expressions in GIMPLE.
6396 2016-03-02 Richard Biener <rguenther@suse.de>
6398 * config/i386/i386.c (type_natural_mode): Fix typo.
6400 2016-03-02 Nick Clifton <nickc@redhat.com>
6402 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6404 2016-03-02 Richard Biener <rguenther@suse.de>
6405 Uros Bizjak <ubizjak@gmail.com>
6408 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6410 2016-03-02 Richard Biener <rguenther@suse.de>
6413 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6415 2016-03-02 Marek Polacek <polacek@redhat.com>
6418 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6419 "is promoted to" warning.
6421 2016-03-01 DJ Delorie <dj@redhat.com>
6423 * config.gcc: Deprecate mep-*.
6425 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6428 * lra-constraints.c (regno_val_use_in): New.
6429 (match_reload): Use it instead of regno_use_in.
6431 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6433 PR rtl-optimization/70007
6434 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6435 references present in REG_EQUAL notes attached to non-SET patterns.
6437 2016-03-01 Jeff Law <law@redhat.com>
6439 PR tree-optimization/69196
6440 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6441 Appropriately clamp the number of statements to copy when the
6442 thread path does not traverse a loop backedge.
6444 PR tree-optimization/69196
6445 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6446 Do count some PHIs in the thread path against the insn count. Decrease
6447 final statement count by one as the control statement in the last
6448 block will get removed. Remove special cased code for handling PHIs
6451 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6454 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6455 asm dialect alternatives to explicit GOTPCREL calls.
6457 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6460 * ira.c (do_reload): Issue warning for generic stack checking here...
6461 * reload1.c (reload): ...instead of here and streamline it.
6463 2016-03-01 Nick Clifton <nickc@redhat.com>
6465 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6467 2016-03-01 Richard Biener <rguenther@suse.de>
6469 PR tree-optimization/69983
6470 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6471 types and fall back to operand_equal_p.
6473 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6476 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6478 * config/s390/constraints.md ("jm8"): New constraint.
6479 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6481 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6483 ("*setmem_long<setmem_and>"): New pattern.
6484 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6486 ("*setmem_long_31z<setmem_and>"): New pattern.
6487 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6488 New substitution rules with the required attributes.
6491 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6494 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6496 * gensupport.c (process_substs_on_one_elem): Split loop to
6497 complete mark_operands_used_in_match_dup on all expressions in the
6499 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6500 and remove function.
6502 2016-03-01 Richard Biener <rguenther@suse.de>
6505 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6506 vector BIT_FIELD_REF extract.
6508 2016-03-01 Richard Biener <rguenther@suse.de>
6510 PR tree-optimization/69994
6511 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6513 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6515 PR tree-optimization/69956
6516 * tree-vect-stmts.c (supportable_widening_operation): Support
6517 multi-step conversion of boolean vectors.
6518 (supportable_narrowing_operation): Likewise.
6520 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6522 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6525 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6527 * config/s390/subst.md (DSI_VI): New mode iterator.
6528 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6529 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6530 the insn definition.
6531 ("*vec_set<mode>"): Change predicate and add alternative to
6532 support only either register or const_int operands as element
6534 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6536 ("vec_extract<mode>"): New expander.
6537 ("*vec_extract<mode>"): New insn definition supporting reg and
6538 const_int element selectors.
6539 ("*vec_extract<mode>_plus"): New insn definition supporting
6540 reg+const_int element selectors.
6541 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6542 following expander+insn definition.
6543 ("<vec_shifts_name><mode>3"): New expander.
6544 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6546 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6548 * config/s390/s390.md ("*tabort_1"): Change predicate to
6549 nonmemory_operand. Add a second alternative to cover
6550 register as well as const int operands.
6551 ("*tabort_1_plus"): New pattern definition.
6553 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6555 * config/s390/s390.md ("*ashrdi3_cc_31")
6556 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6557 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6558 Merge insn definitions into ...
6559 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6560 New pattern definition.
6561 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6562 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6563 ("*ashr<mode>3_and"): Merge insn definitions into ...
6564 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6565 New pattern definition.
6566 * config/s390/subst.md ("addr_style_op_cc_subst")
6567 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6568 substitutions patterns plus attributes.
6569 Add ashiftrt to SUBST iterator.
6571 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6573 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6574 op2 to nonmemory_operand.
6575 ("*<shift>di3_31", "*<shift>di3_31_and"):
6576 Merge into single pattern definition ...
6577 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6578 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6579 pattern definition ...
6580 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6581 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6584 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6586 * config/s390/predicates.md (const_int_6bitset_operand): New
6588 * config/s390/s390.md: Include subst.md.
6589 ("rotl<mode>3"): New expander.
6590 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6592 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6593 * config/s390/subst.md: New file.
6595 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6597 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6598 Remove RRR type. It doesn't really exist.
6599 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6601 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6602 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6603 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6604 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6605 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6606 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6607 `enabled' attribute.
6609 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6611 * gensupport.c (process_substs_on_one_elem): Split loop to
6612 complete mark_operands_used_in_match_dup on all expressions in the
6614 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6615 and remove function.
6617 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6620 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6621 (CEIL_NWORDS): ...this. Use CEIL macro.
6622 (compute_fp_layout): Adjust to above renaming.
6623 (function_arg_union_value): Likewise.
6624 (sparc_arg_partial_bytes): Likewise.
6625 (sparc_function_arg_advance): Likewise.
6627 2016-02-29 Jeff Law <law@redhat.com>
6629 PR tree-optimization/70005
6630 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6631 where an object with a boolean range is compared against a value
6634 PR tree-optimization/69999
6635 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6636 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6639 2016-02-29 Richard Biener <rguenther@suse.de>
6641 PR tree-optimization/69994
6642 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6643 (get_unary_op): Look through nop conversions.
6644 (ops_equal_values_p): New function, look for equality diregarding
6646 (eliminate_plus_minus_pair): Use ops_equal_values_p
6647 (repropagate_negates): Do not use get_unary_op here.
6649 2016-02-29 Martin Liska <mliska@suse.cz>
6651 * system.h: Poison ENABLE_CHECKING macro.
6653 2016-02-29 Martin Liska <mliska@suse.cz>
6655 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6656 is presented in dump flags.
6657 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6658 (hsa_regalloc): Likewise.
6660 2016-02-19 Richard Biener <rguenther@suse.de>
6662 PR tree-optimization/69980
6663 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6664 permutation of those we need to keep.
6666 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6669 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6670 (NWORDS_UP): ...this
6671 (init_cumulative_args): Minor tweaks.
6672 (sparc_promote_function_mode): Likewise.
6673 (scan_record_type): Delete.
6674 (traverse_record_type): New function template.
6675 (classify_data_t): New structure type.
6676 (classify_registers): New inline function.
6677 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6678 exhausted. Instantiate traverse_record_type on classify_registers and
6679 deal with the case of a structure passed in slot #15 with no FP field
6681 (assign_data_t): New structure type.
6682 (compute_int_layout): New static function.
6683 (compute_fp_layout): Likewise.
6684 (count_registers): New inline function.
6685 (assign_int_registers): New static function.
6686 (assign_fp_registers): Likewise.
6687 (assign_registers): New inline function.
6688 (function_arg_record_value_1): Delete.
6689 (function_arg_record_value_2): Likewise.
6690 (function_arg_record_value_3): Likewise.
6691 (function_arg_record_value): Adjust to above changes. Instantiate
6692 traverse_record_type on count_registers to first count the number of
6693 registers to be used and then on assign_registers to assign them.
6694 (function_arg_union_value): Adjust to above renaming.
6695 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6696 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6697 case of a structure passed in slot #15
6698 (sparc_function_arg_advance): Likewise.
6699 (function_arg_padding): Minor tweak.
6701 2016-02-29 Richard Biener <rguenther@suse.de>
6703 PR tree-optimization/69720
6704 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6705 the adjustment_def path for possibly vectorized defs.
6706 (vect_create_epilog_for_reduction): Handle vectorized initial
6709 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6711 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6713 2016-02-27 Jeff Law <law@redhat.com>
6716 2016-02-26 Richard Biener <rguenther@suse.de>
6717 Jeff Law <law@redhat.com>
6719 PR tree-optimization/69740
6720 * cfghooks.c (remove_edge): Request loop fixups if we delete
6721 an edge that might turn an irreducible loop into a natural
6724 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6726 PR rtl-optimization/69896
6727 * tree-vect-generic.c (get_compute_type): Avoid single element
6730 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6732 Rename the AArch64 tuning option and related functions to enable the
6733 Newton series for the reciprocal square root to reflect its
6734 approximative characteristic.
6736 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6737 function to "aarch64_emit_approx_rsqrt".
6738 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6739 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6740 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6741 (xgene1_tunings): Likewise.
6742 (use_rsqrt_p): Likewise.
6743 (aarch64_emit_swrsqrt): Use new function name.
6744 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6745 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6746 text explaining this option.
6747 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6749 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6752 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6753 complain about -mallow-movmisalign without -mvsx if
6754 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6756 2016-02-26 Joel Sherrill <joel@rtems.org>
6758 * config.gcc: Add x86_64-*-rtems*.
6759 * gcc/config/i386/rtems-64.h: New file.
6761 2016-02-26 Joel Sherrill <joel@rtems.org>
6763 * config.gcc: Add aarch64-*-rtems*.
6764 * gcc/config/aarch64/rtems.h: New file.
6766 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6769 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6770 shift amount using %h. Add comment.
6772 2016-02-26 Richard Biener <rguenther@suse.de>
6773 Jeff Law <law@redhat.com>
6775 PR tree-optimization/69740
6776 * cfghooks.c (remove_edge): Request loop fixups if we delete
6777 an edge that might turn an irreducible loop into a natural
6780 2016-02-26 Martin Jambor <mjambor@suse.cz>
6783 * tree-sra.c (sra_modify_assign): Do not remove loads of
6784 uninitialized aggregates to SSA_NAMEs.
6786 2016-02-26 Richard Henderson <rth@redhat.com>
6789 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6790 pseudo in case the target rtx matches the source of the left
6793 2016-02-26 Martin Jambor <mjambor@suse.cz>
6796 * hsa.h (hsa_type_packed_p): Declare.
6797 * hsa.c (hsa_type_packed_p): New function.
6798 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6800 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6801 * hsa-brig.c (emit_basic_insn): Likewise.
6803 2016-02-26 Martin Jambor <mjambor@suse.cz>
6806 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6808 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6810 2016-02-26 Martin Jambor <mjambor@suse.cz>
6812 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6813 hsa_op_with_type operands.
6814 (hsa_unsigned_type_for_type): Declare.
6815 * hsa.c (hsa_unsigned_type_for_type): New function.
6816 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6817 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6818 the finalizer. Do not emit extra move.
6820 2016-02-26 Martin Jambor <mjambor@suse.cz>
6822 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6823 atomic operations in private segment.
6825 2016-02-26 Martin Jambor <mjambor@suse.cz>
6827 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6828 statements to wi->info. Also disallow omp simd constructs.
6829 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6830 for not gridifying. Dump special string for omp_for.
6832 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6835 * config/aarch64/aarch64.c (aarch64_set_current_function):
6836 Save/restore target globals when switching to
6837 target_option_default_node.
6839 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6842 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6843 Return 0 if !SHIFT_COUNT_TRUNCATED.
6845 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6846 Eric Botcazou <ebotcazou@adacore.com>
6848 PR rtl-optimization/69891
6849 * dse.c (scan_insn): If we can't figure out memset arguments
6850 or they are non-constant, call clear_rhs_from_active_local_stores.
6852 2016-02-26 Martin Liska <mliska@suse.cz>
6854 * doc/extend.texi: Mention clog10, clog10f an clog10l
6855 in Builtins section.
6857 2016-02-26 Martin Liska <mliska@suse.cz>
6859 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6861 (resolve_args_picking_1): Likewise.
6862 * dwarf2out.h (struct GTY): Likewise.
6864 2016-02-26 Martin Liska <mliska@suse.cz>
6866 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6868 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6870 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6871 Martin Liska <mliska@suse.cz>
6873 * doc/install.texi: Mention --enable-valgrind-annotations.
6875 2016-02-26 Richard Biener <rguenther@suse.de>
6877 PR tree-optimization/69551
6878 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6879 looking through aliases adjust DECL_PT_UID to refer to the
6880 ultimate alias target.
6882 2016-02-25 Martin Liska <mliska@suse.cz>
6885 * alloc-pool.c (after_memory_report): New variable.
6886 * alloc-pool.h (base_pool_allocator ::release): Do not use
6887 the infrastructure if after_memory_report.
6888 * toplev.c (toplev::main): Mark after memory report.
6890 2016-02-25 Richard Biener <rguenther@suse.de>
6892 PR tree-optimization/48795
6893 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6895 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6898 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6899 offloading is enabled and -fopenacc or -fopenmp is specified.
6900 (CRTOFFLOADEND): Likewise.
6901 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6902 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6903 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6904 (offload_objects_file_name): New static var.
6905 (tool_cleanup): Remove offload_objects_file_name file.
6906 (find_offloadbeginend): Replace with ...
6907 (find_crtoffloadtable): ... this.
6908 (run_gcc): Remove offload_argc and offload_argv.
6909 Get offload_objects_file_name from -foffload-objects=... option.
6910 Read names of object files with offload from this file, pass them to
6911 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6912 don't pass offloadbegin and offloadend to the linker. Don't pass
6913 offload non-LTO files to the linker, because now they're not claimed.
6915 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6918 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6919 on builtin_unreachable.
6921 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6923 PR rtl-optimization/69896
6924 * regcprop.c: Include cfgrtl.h.
6925 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6926 than remembered mode, either delete it (if noop_move_p), or
6927 treat like copy_p but not noop_p instruction.
6929 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6932 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6933 - allow NULL decl for Fortran DW_TAG_common_block variables.
6935 2016-02-24 Jason Merrill <jason@redhat.com>
6937 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6939 2016-02-24 Richard Biener <rguenther@suse.de>
6940 Jakub Jelinek <jakub@redhat.com>
6943 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6944 conditionally executed ops to well-defined overflow behavior.
6946 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6949 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6952 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6954 PR rtl-optimization/69886
6955 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6956 argument. Use it when checking validity of set instructions.
6957 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6958 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6960 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6961 * store-motion.c (find_moveable_store): Update
6962 can_assign_to_reg_without_clobbers_p callsite.
6964 2016-02-24 Richard Biener <rguenther@suse.de>
6967 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6969 (record_nonwrapping_iv): Do not fall back to the low/high bound
6970 for non-constant IV bases if the stmt is not always executed.
6972 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6974 * config/arm/arm-cores.def (cortex-a32): New entry.
6975 * config/arm/arm-tables.opt: Regenerate.
6976 * config/arm/arm-tune.md: Regenerate.
6977 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6978 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6979 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6980 for -mcpu and -mtune.
6982 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6985 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6986 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6987 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6988 (atomic_loaddi_1): Delete.
6989 (atomic_loaddi): Rewrite expander using the above changes.
6991 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6994 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6997 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6998 Richard Biener <rguenth@suse.de>
7001 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7002 set_mem_attributes if tem is SSA_NAME which got expanded
7005 2016-02-24 Richard Biener <rguenther@suse.de>
7007 PR tree-optimization/69907
7008 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7009 end of permutations for BB vectorization.
7011 2016-02-24 Christian Bruel <christian.bruel@st.com>
7013 * config/arm/arm-c.c (arm_option_override): Initialize
7014 target_option_current_node.
7015 * config/arm/arm.c (arm_pragma_target_parse): Replace
7016 build_target_option_node call by target_option_current_node.
7017 Set target_option_current_node.
7020 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7023 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7024 define_insn_and_split to define_insn.
7025 (zero_extendqi<mode>2_dot2): Same.
7026 (extendqi<mode>2_dot): Same.
7027 (extendqi<mode>2_dot2): Same.
7029 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7031 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7032 and add bypass for AES{D,E} and AESMC pairs.
7033 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7036 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7038 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7039 series for reciprocal square root in Exynos M1.
7041 2016-02-23 Martin Sebor <msebor@redhat.com>
7044 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7045 __builtin_alloca_with_align.
7047 2016-02-23 Richard Henderson <rth@redhat.com>
7049 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7050 (ix86_register_pragmas): Remove __seg_tls.
7051 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7052 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7053 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7054 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7055 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7056 * doc/extend.texi (__seg_tls): Remove item.
7058 2016-02-23 Richard Biener <rguenther@suse.de>
7060 * alloc-pool.h (struct allocation_object): Make id member
7061 conditional on CHECKING_P again.
7062 (get_instance): Adjust.
7063 (base_pool_allocator): Likewise.
7065 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7067 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7068 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7070 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7072 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7074 2016-02-23 Richard Biener <rguenther@suse.de>
7076 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7077 * bitmap.h (struct bitmap_usage): Likewise.
7078 (bitmap_move): Declare.
7079 * bitmap.c (register_overhead): Take size_t argument.
7080 (bitmap_move): New function.
7081 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7082 to properly account overhead.
7083 * tree.c (free_node): Use tree_size.
7085 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7088 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7089 when inverting comparison.
7092 * common.opt (Wunreachable-code): Add Warning flag.
7094 2016-02-23 Mark Wielaard <mjw@redhat.com>
7095 Jakub Jelinek <jakub@redhat.com>
7098 * cgraphunit.c (check_global_declaration): Check main_input_filename
7099 and DECL_SOURCE_FILE are not NULL.
7101 2016-02-23 Martin Jambor <mjambor@suse.cz>
7103 PR tree-optimization/69666
7104 * tree-sra.c (sra_modify_assign): Do not attempt to create
7105 default_def replacements for unscalarizable regions.
7107 2016-02-20 Mark Wielaard <mjw@redhat.com>
7110 * cgraphunit.c (check_global_declaration): Check level of
7111 warn_unused_const_variable and main_input_filename.
7112 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7113 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7114 (-Wunused-const-variable): Explain levels 1 and 2.
7116 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7119 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7120 identical arguments. Formatting and spelling fixes.
7123 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7128 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7129 and m68k-devices.def.
7130 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7131 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7133 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7135 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7136 and HImode registers.
7138 2016-02-22 Richard Biener <rguenther@suse.de>
7140 PR tree-optimization/69882
7141 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7142 preserve permutations present because of gaps.
7143 (vect_supported_load_permutation_p): Always continue checking
7144 permutations after vect_attempt_slp_rearrange_stmts.
7146 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7148 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7149 min_profitable_estimate, rather than min_profitable_iters.
7151 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7154 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7155 SImode for last match_operand.
7157 2016-02-22 Martin Liska <mliska@suse.cz>
7159 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7160 return bitsize - 1 as the return value.
7162 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7166 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7167 Handle negative shift counts.
7168 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7169 force_reg on the shift constant.
7170 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7171 (lshrsi3_d): Handle negative shift counts.
7173 2016-02-22 Richard Biener <rguenther@suse.de>
7174 Tom de Vries <tom@codesourcery.com>
7176 * graph.c: Include dumpfile.h.
7177 (print_graph_cfg): Split into three overloads.
7178 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7180 2016-02-22 Tom de Vries <tom@codesourcery.com>
7182 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7185 2016-02-22 Richard Biener <rguenther@suse.de>
7188 * ipa-inline-transform.c (inline_call): When not updating
7189 overall summaries adjust self size by the growth estimate.
7190 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7191 hash-set, do not update overall summaries here. Renamed from ...
7192 (inline_to_all_callers): ... this which is now wrapping the
7193 above and performing delayed overall summary update.
7194 (early_inline_small_functions): Delay updating of the overall
7197 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7199 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7202 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7205 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7206 :%* in %:gt() argument.
7207 (greater_than_spec_func): Adjust for expecting only numbers,
7208 if there are more than two numbers, compare the last two.
7210 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7212 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7213 -Wnarrowing with -std.
7215 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7218 * expr.c (store_field): Don't use bit-field path if exp is
7219 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7220 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7221 and the assignment can be performed by bitwise copy. Formatting
7225 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7226 call copy_reg_eh_region_note_forward on before and/or after sequences
7227 and remove note from insn if it no longer can throw.
7230 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7233 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7235 * config/s390/vector.md: Add missing commutative operand markers
7236 to the patterns which qualify for one.
7237 * config/s390/vx-builtins.md: Likewise.
7239 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7241 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7242 types to mode iterators.
7243 (vec_double): ... and mode attribute.
7244 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7246 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7248 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7249 Change the predicate of op2 from nonimmediate to general and let
7250 reload fix it if necessary.
7252 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7254 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7256 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7258 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7261 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7263 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7264 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7265 * config/s390/s390.md ("movstr<P:mode>"): Call
7266 s390_expand_vec_movstr.
7268 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7270 * config/s390/s390.md: Add missing output modifier for operand 1
7271 to print it as address properly.
7273 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7275 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7276 * config/s390/2964.md: New file.
7277 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7278 of insn grouping attributes depending on the CPU level.
7279 (s390_get_unit_mask): New function.
7280 (s390_sched_score): Remove the OOO from the scheduling macros.
7281 Add loop to calculate a score for the instruction mix.
7282 (s390_sched_reorder): Likewise plus improve debug output.
7283 (s390_sched_variable_issue): Rename macros as above. Calculate
7284 the unit distances after actually scheduling an insn. Improve
7286 (s390_sched_init): Clear last_scheduled_unit_distance array.
7287 * config/s390/s390.md: Include 2964.md.
7289 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7292 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7293 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7294 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7295 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7296 *avx512f_<code>v8div16qi2_mask_1): New insns.
7298 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7301 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7304 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7305 earlyclobber from target. Use wF constraint for fused memory
7307 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7309 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7310 Martin Liska <mliska@suse.cz>
7313 * cfgexpand.c (asan_sanitize_stack_p): New function.
7314 (partition_stack_vars): Use the function.
7315 (expand_stack_vars): Likewise.
7316 (defer_stack_allocation): Likewise.
7317 (expand_used_vars): Likewise.
7319 2016-02-18 Richard Biener <rguenther@suse.de>
7322 * fold-const.c (operand_equal_p): Properly compare offsets for
7323 IMAGPART_EXPR and ARRAY_REF.
7325 2016-02-18 Nick Clifton <nickc@redhat.com>
7329 * config/arm/arm.c (arm_option_override_internal): Disable
7330 interworking if the target does not support thumb instructions.
7331 (arm_reload_in_hi): Handle the case where a register to register
7332 move needs reloading because there is no simple pattern to handle
7334 (arm_reload_out_hi): Likewise.
7336 2016-02-18 Richard Biener <rguenther@suse.de>
7339 * match.pd: Don't use fold_binary or fold_unary for folding
7342 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7345 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7346 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7347 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7348 warn on gimple_no_warning_p statements.
7350 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7352 * doc/extend.texi (C++ Attributes): Correct description of
7353 warn_unused type attribute.
7355 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7357 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7358 correct instruction.
7360 2016-02-17 Richard Biener <rguenther@suse.de>
7362 PR rtl-optimization/69609
7363 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7364 (find_traces_1_round): When ending a trace update cached priority
7366 (bb_to_key): Use cached priority when available.
7367 (copy_bb): Initialize cached priority.
7368 (reorder_basic_blocks_software_trace_cache): Likewise.
7370 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7373 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7375 (aarch64_comparison_operator): Break overly long line into two.
7376 (aarch64_comparison_operation): Likewise.
7377 * config/aarch64/aarch64.md (cstorecc4): Use
7378 aarch64_comparison_operator_mode instead of
7379 aarch64_comparison_operator.
7380 (cstore<mode>4): Likewise.
7381 (aarch64_cstore<mode>): Likewise.
7382 (*cstoresi_insn_uxtw): Likewise.
7383 (cstore<mode>_neg): Likewise.
7384 (*cstoresi_neg_uxtw): Likewise.
7386 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7389 * config/arm/predicates.md (arm_comparison_operator_mode):
7391 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7392 instead of arm_comparison_operator.
7393 (*mov_negscc): Likewise.
7394 (*mov_notscc): Likewise.
7395 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7396 (*thumb2_mov_negscc): Likewise.
7397 (*thumb2_mov_negscc_strict_it): Likewise.
7398 (*thumb2_mov_notscc): Likewise.
7399 (*thumb2_mov_notscc_strict_it): Likewise.
7401 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7403 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7406 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7408 * config/visium/visium.c (machine_libfunc_index): New enum.
7409 (machine_libfuncs): New structure.
7410 (visium_libfuncs): New static variable.
7411 (TARGET_INIT_LIBFUNCS): Define to...
7412 (visium_init_libfuncs): ...this. New function.
7413 (expand_block_move_4): Use the appropriate libfunc.
7414 (expand_block_move_2): Likewise.
7415 (expand_block_move_1): Likewise.
7416 (expand_block_set_4): Likewise.
7417 (expand_block_set_2): Likewise.
7418 (expand_block_set_1): Likewise.
7419 (visium_trampoline_init): Likewise.
7421 2016-02-17 Nick Clifton <nickc@redhat.com>
7423 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7424 TI's devices.csv file as of March 2016.
7426 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7429 * opts-global.c (handle_common_deferred_options): Introduce and
7430 initialize two global variables to remember command-line options
7431 specifying a stack-limiting register.
7432 * opts.h: Add extern declarations of the two new global variables.
7433 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7434 variable based on the values of the two new global variables.
7436 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7439 * common.opt (Wnonnull-compare): New warning.
7440 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7441 of arguments against NULL.
7442 (-Wnonnull-compare): Document.
7443 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7444 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7445 * passes.def (pass_warn_nonnull_compare): Add.
7446 * gimple-ssa-nonnull-compare.c: New file.
7448 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7450 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7451 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7453 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7455 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7456 reciprocal sqrt for -mlow-precision-recip-sqrt.
7458 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7459 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7461 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7462 always use lane loads to construct non-constant vectors.
7464 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7466 * config/aarch64/aarch64.md
7467 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7468 constraints for operand 3.
7469 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7471 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7472 Richard Biener <rguenther@suse.de>
7474 PR tree-optimization/69820
7475 * tree-vect-patterns.c (type_conversion_p): Return false if
7476 *orig_type is unsigned single precision or boolean.
7477 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7480 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7482 PR rtl-optimization/69764
7483 PR rtl-optimization/69771
7484 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7485 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7487 2016-02-16 Richard Biener <rguenther@suse.de>
7489 PR tree-optimization/69776
7490 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7492 (indirect_refs_may_alias_p): Likewise.
7493 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7494 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7495 according to tbaa_p.
7496 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7497 (optimize_stmt): For redundant store discovery do not allow tbaa.
7499 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7501 PR tree-optimization/69714
7502 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7503 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7505 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7507 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7508 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7509 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7510 * config/arc/arc.c (arc_init): Check FPU options.
7511 (get_arc_condition_code): Handle new CC_FPU* modes.
7512 (arc_select_cc_mode): Likewise.
7513 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7514 register pair only. Allow access for ARCv2 accumulator.
7515 (gen_compare_reg): Whenever we have FPU support use FPU compare
7517 (arc_reorg): Don't generate brcc insns when FPU compare
7518 instructions are involved.
7519 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7520 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7521 floating point emulation.
7522 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7523 (REVERSE_CONDITION): Add new CC_FPU* modes.
7524 (TARGET_FP_SP_BASE): Define.
7525 (TARGET_FP_DP_BASE): Likewise.
7526 (TARGET_FP_SP_FUSED): Likewise.
7527 (TARGET_FP_DP_FUSED): Likewise.
7528 (TARGET_FP_SP_CONV): Likewise.
7529 (TARGET_FP_DP_CONV): Likewise.
7530 (TARGET_FP_SP_SQRT): Likewise.
7531 (TARGET_FP_DP_SQRT): Likewise.
7532 (TARGET_FP_DP_AX): Likewise.
7533 * config/arc/arc.md (ARCV2_ACC): New constant.
7534 (type): New fpu type attribute.
7535 (SDF): Conditional iterator.
7536 (cstore<mode>, cbranch<mode>): Change expand condition.
7537 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7538 handles FPU/FPX cases as well.
7539 * config/arc/arc.opt (mfpu): New option.
7540 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7542 (adddf3, muldf3, subdf3): Removed.
7543 * config/arc/predicates.md (proper_comparison_operator): Recognize
7545 * config/arc/fpu.md: New file.
7546 * doc/invoke.texi (ARC Options): Document mfpu option.
7548 2016-02-16 Richard Biener <rguenther@suse.de>
7550 PR rtl-optimization/69291
7551 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7552 noce_operand_ok check.
7554 2016-02-16 Tom de Vries <tom@codesourcery.com>
7557 * omp-low.c (simd_clone_create): Remove call to
7558 symtab->call_cgraph_insertion_hooks.
7560 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7562 PR tree-optimization/69802
7563 * tree-ssa-reassoc.c (update_range_test): If op is
7564 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7565 op == 1 test of precision 1 integral op, otherwise handle
7566 that case as op itself. Fix up formatting.
7567 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7570 2016-02-16 Richard Biener <rguenther@suse.de>
7572 PR tree-optimization/69586
7573 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7574 types for conversion sources.
7576 2016-02-16 Richard Biener <rguenther@suse.de>
7579 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7580 mask OEP_ADDRESS_OF.
7582 2016-02-16 Alan Modra <amodra@gmail.com>
7585 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7586 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7587 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7589 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7590 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7591 (p8_fmrgow_<mode>): Likewise.
7592 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7594 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7595 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7596 to use movdi_internal64. Remove op0_di.
7597 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7599 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7601 Add support for the FCCMP insn types
7603 * config/aarch64/aarch64.md (fccmp): Change insn type.
7605 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7606 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7607 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7608 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7609 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7610 * config/arm/types.md (fccmps): Add new insn type.
7613 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7615 * alias.c (get_alias_set): Fix a typo in comment.
7617 2016-02-15 Richard Biener <rguenther@suse.de>
7619 PR tree-optimization/69595
7620 * match.pd: Complete range test simplification to true.
7622 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7624 PR rtl-optimization/69648
7625 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7626 pic_offset_table_rtx.
7628 PR rtl-optimization/69752
7629 * ira.c (update_equiv_regs): When looking for more than a single SET,
7630 also take other side effects into account.
7632 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7634 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7635 for z900+ CPUs in 31-bit mode.
7637 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7639 * common/config/s390/s390-common.c (s390_supports_split_stack):
7641 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7642 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7643 * config/s390/s390.c (struct machine_function): New field
7644 split_stack_varargs_pointer.
7645 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7646 in s390_emit_prologue.
7647 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7649 (morestack_ref): New global.
7650 (SPLIT_STACK_AVAILABLE): New macro.
7651 (s390_expand_split_stack_prologue): New function.
7652 (s390_live_on_entry): New function.
7653 (s390_va_start): Use split-stack vararg pointer if appropriate.
7654 (s390_asm_file_end): Emit the split-stack note sections.
7655 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7656 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7657 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7658 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7659 (split_stack_prologue): New expand.
7660 (split_stack_space_check): New expand.
7661 (split_stack_data): New insn.
7662 (split_stack_call): New expand.
7663 (split_stack_call_*): New insn.
7664 (split_stack_cond_call): New expand.
7665 (split_stack_cond_call_*): New insn.
7667 2016-02-15 Richard Biener <rguenther@suse.de>
7669 PR tree-optimization/69783
7670 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7671 Add trivially correct cases.
7673 2016-02-15 Tom de Vries <tom@codesourcery.com>
7676 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7678 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7680 2016-02-15 Richard Biener <rguenther@suse.de>
7682 PR tree-optimization/69776
7683 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7684 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7685 indicate whether we can use TBAA to disambiguate against stores.
7686 Use alias-set zero if not.
7687 (visit_reference_op_store): Do not use TBAA when looking up
7689 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7690 (eliminate_dom_walker::before_dom_children): But not when looking
7691 up redundant stores.
7693 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7695 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7697 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7699 * config/i386/znver1.md
7700 (znver1_pop, znver1_pop_mem,
7701 znver1_load_imov_double_store,
7702 znver1_load_imov_direct_store,
7703 znver1_load_imov_direct_load,
7704 znver1_load_imov_double_load): Add new.
7705 (znver1_insn, znver1_insn_load): Add icmov type.
7707 znver1_sseavx_fma_load,
7709 znver1_avx256_fma_load): Fix pipe usage.
7711 2016-02-14 Alan Modra <amodra@gmail.com>
7714 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7715 with an invalid hard reg, reload just the reg not the entire
7716 pre/post-inc/dec address expression.
7718 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7721 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7722 fixed R1_REG scratch reg.
7723 (sibcall_value_pcrel_fdpic): Likewise.
7725 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7729 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7731 2016-02-12 Walter Lee <walt@tilera.com>
7733 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7734 * config/tilegx/t-tilegx: Likewise.
7736 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7739 * diagnostic-show-locus.c (struct line_span): New struct.
7740 (layout::get_first_line): Delete.
7741 (layout::get_last_line): Delete.
7742 (layout::get_num_line_spans): New member function.
7743 (layout::get_line_span): Likewise.
7744 (layout::print_heading_for_line_span_index_p): Likewise.
7745 (layout::get_expanded_location): Likewise.
7746 (layout::calculate_line_spans): Likewise.
7747 (layout::m_first_line): Delete.
7748 (layout::m_last_line): Delete.
7749 (layout::m_line_spans): New field.
7750 (layout::layout): Update comment. Replace m_first_line and
7751 m_last_line with m_line_spans, replacing their initialization
7752 with a call to calculate_line_spans.
7753 (diagnostic_show_locus): When printing source lines and
7754 annotations, rather than looping over a single span
7755 of lines, instead loop over each line_span within
7756 the layout, with an inner loop over the lines within them.
7757 Call the context's start_span callback when changing line spans.
7758 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7759 (diagnostic_build_prefix): Break out the building of the location
7760 part of the string into...
7761 (diagnostic_get_location_text): ...this new function, rewriting
7762 it from nested ternary expressions to a sequence of "if"
7764 (default_diagnostic_start_span_fn): New function.
7765 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7766 (diagnostic_context::start_span): New field.
7767 (default_diagnostic_start_span_fn): New prototype.
7769 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7772 * gcc.c (driver::finalize): Fix cleanup of "specs".
7774 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7778 * gcc.c (driver::driver): Initialize m_option_suggestions.
7779 (driver::~driver): Clean up m_option_suggestions.
7780 (suggest_option): Convert to...
7781 (driver::suggest_option): ...this, and split out into
7782 driver::build_option_suggestions and find_closest_string.
7783 (driver::build_option_suggestions): New function, from
7784 first half of suggest_option. Special-case
7785 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7786 the sanitizer_opts array. For options of enum types, add the
7787 various enum values to the candidate strings.
7788 (driver::handle_unrecognized_options): Remove "const".
7789 * gcc.h (driver::handle_unrecognized_options): Likewise.
7790 (driver::build_option_suggestions): New decl.
7791 (driver::suggest_option): New decl.
7792 (driver::m_option_suggestions): New field.
7793 * opts-common.c (add_misspelling_candidates): New function.
7794 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7795 and make non-static.
7796 * opts.h (sanitizer_opts): New array decl.
7797 (add_misspelling_candidates): New function decl.
7798 * spellcheck.c (find_closest_string): New function.
7799 * spellcheck.h (find_closest_string): New function decl.
7801 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7803 PR rtl-optimization/69764
7804 PR rtl-optimization/69771
7805 * optabs.c (expand_binop_directly): For shift_optab_p, force
7806 convert_modes with VOIDmode if xop1 has VOIDmode.
7808 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7811 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7812 to correctly determine instrumentation thunks.
7814 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7817 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7818 type by reference, force lhs on the call.
7821 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7822 Compute retval and retbnd early in all cases if split_part_return_p
7823 and return_bb is not EXIT. Remove all clobber stmts and reset
7824 all debug stmts that refer to SSA_NAMEs defined in split part,
7825 except if it is retval, in that case replace the old retval with the
7826 lhs of the call to the split part.
7828 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7831 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7834 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7835 whose result is used in PHI.
7836 (maybe_optimize_range_tests): Likewise.
7837 (final_range_test_p): Likweise.
7839 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7842 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7843 whose result is used in PHI.
7844 (maybe_optimize_range_tests): Likewise.
7845 (final_range_test_p): Likweise.
7847 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7849 * cgraph.c: Spelling fixes - behaviour -> behavior and
7850 neighbour -> neighbor.
7851 * target.def: Likewise.
7852 * sel-sched.c: Likewise.
7853 * config/mips/mips.c: Likewise.
7854 * config/arc/arc.md: Likewise.
7855 * config/arm/cortex-a57.md: Likewise.
7856 * config/arm/arm.c: Likewise.
7857 * config/arm/neon.md: Likewise.
7858 * config/arm/arm-c.c: Likewise.
7859 * config/vms/vms-c.c: Likewise.
7860 * config/s390/s390.c: Likewise.
7861 * config/i386/znver1.md: Likewise.
7862 * config/i386/i386.c: Likewise.
7863 * config/ia64/hpux-unix2003.h: Likewise.
7864 * config/msp430/msp430.md: Likewise.
7865 * config/rx/rx.c: Likewise.
7866 * config/rx/rx.md: Likewise.
7867 * config/aarch64/aarch64-simd.md: Likewise.
7868 * config/aarch64/aarch64.c: Likewise.
7869 * config/nvptx/nvptx.c: Likewise.
7870 * config/bfin/bfin.c: Likewise.
7871 * config/cris/cris.opt: Likewise.
7872 * config/rs6000/rs6000.c: Likewise.
7873 * target.h: Likewise.
7874 * spellcheck.c: Likewise.
7875 * ira-build.c: Likewise.
7876 * tree-inline.c: Likewise.
7877 * builtins.c: Likewise.
7878 * lra-constraints.c: Likewise.
7879 * explow.c: Likewise.
7880 * hwint.h: Likewise.
7881 * targhooks.c: Likewise.
7882 * tree-vect-data-refs.c: Likewise.
7884 * doc/tm.texi: Likewise.
7885 * doc/extend.texi: Likewise.
7886 * doc/install.texi: Likewise.
7887 * doc/md.texi: Likewise.
7888 * tree-ssa-tail-merge.c: Likewise.
7889 * sched-int.h: Likewise.
7890 * match.pd: Likewise.
7891 * sched-ebb.c: Likewise.
7892 * target.def (omit_struct_return_reg): Likewise.
7893 * gimple-ssa-isolate-paths.c: Likewise.
7894 (find_implicit_erroneous_behaviour): Renamed to...
7895 (find_implicit_erroneous_behavior): ... this.
7896 (find_explicit_erroneous_behaviour): Renamed to...
7897 (find_explicit_erroneous_behavior): ... this.
7898 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7900 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7902 PR rtl-optimization/64682
7903 PR rtl-optimization/69567
7904 PR rtl-optimization/69737
7905 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7906 in I2 as well, just lose it.
7908 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7910 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7912 (aarch64_last_printed_tune_string): Likewise.
7913 (aarch64_declare_function_name): Only output .arch assembler
7914 directive if it will be different from the previously output
7915 directive. Same for .tune comment but only if -dA is set.
7916 (aarch64_start_file): New function.
7917 (TARGET_ASM_FILE_START): Define.
7919 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7922 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7924 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7927 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7928 -Wmaybe-uninitialized warning.
7930 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7933 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7935 2016-02-11 Richard Biener <rguenther@suse.de>
7937 PR rtl-optimization/69291
7938 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7939 subexpressions affected by changing the result.
7941 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7944 * lra-constraints.c (curr_insn_transform): Find in/out operands
7945 for secondary memory moves. Update dups.
7947 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7949 PR tree-optimization/69652
7950 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7951 to nested loop, did source re-formatting, skip debug statements,
7952 add check on statement with volatile operand, remove dead scalar
7955 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7956 Patrick Palka <ppalka@gcc.gnu.org>
7960 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7961 calls if the return type is TREE_ADDRESSABLE.
7962 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7963 * ipa-split.c (split_function): Fix doubled "we" in comment.
7964 Use void return type for the split part even if
7965 !split_point->split_part_set_retval.
7967 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7969 PR tree-optimization/68021
7970 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7971 when computing the value of biv cand by itself.
7973 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7975 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7976 (cortexa57_tunings): Likewise.
7977 (cortexa72_tunings): Likewise.
7978 (arch_macro_fusion_pair_p): Add support for AES fusion.
7979 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7980 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7981 Allow virtual registers before reload so early scheduling works.
7982 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7983 correct latency and pipeline.
7984 (cortex_a57_crypto_complex): Likewise.
7985 (cortex_a57_crypto_xor): Likewise.
7986 (define_bypass): Add AES bypass.
7988 2016-02-10 Richard Biener <rguenther@suse.de>
7990 PR tree-optimization/69726
7991 * passes.def: Add DCE pass before late uninit.
7992 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7993 really fixup if-conversions job.
7995 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7997 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7998 (arm_cortex_a57_tune): Likewise.
7999 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8000 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8002 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8004 * timevar.def (TV_PHASE_DBGINFO): Delete.
8005 (TV_PHASE_CHECK_DBGINFO): Likewise.
8006 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8008 2016-02-10 Richard Biener <rguenther@suse.de>
8010 PR tree-optimization/69719
8011 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8012 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8014 2016-02-09 Andrew Pinski <apinski@cavium.com>
8017 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8018 get_vcond_mask_icode returns false.
8020 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8023 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8024 an ADDIS that adds a pointer to a large constant that sets the
8025 upper16 bits with a load operation.
8027 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8030 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8032 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8034 (vzipq_s16): Likewise.
8035 (vzipq_s32): Likewise.
8036 (vzipq_f32): Likewise.
8037 (vzipq_u8): Likewise.
8038 (vzipq_u16): Likewise.
8039 (vzipq_u32): Likewise.
8040 (vzipq_p8): Likewise.
8041 (vzipq_p16): Likewise.
8043 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8046 * config/arm/arm.c (neon_endian_lane_map): New function.
8047 (neon_vector_pair_endian_lane_map): New function.
8048 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8049 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8051 (vuzpq_s16): Likewise.
8052 (vuzpq_s32): Likewise.
8053 (vuzpq_f32): Likewise.
8054 (vuzpq_u8): Likewise.
8055 (vuzpq_u16): Likewise.
8056 (vuzpq_u32): Likewise.
8057 (vuzpq_p8): Likewise.
8058 (vuzpq_p16): Likewise.
8060 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8063 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8066 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8068 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8069 truncate const_int operand 1 to QImode.
8071 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8073 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8074 corresponding to an abnormal edge.
8076 2016-02-09 Tom de Vries <tom@codesourcery.com>
8078 PR tree-optimization/69599
8079 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8081 (find_func_aliases_for_builtin_call, find_func_clobbers)
8082 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8085 2016-02-09 Richard Biener <rguenther@suse.de>
8087 PR tree-optimization/69715
8088 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8089 LHS on calls as non-rewritable.
8091 2016-02-09 Tom de Vries <tom@codesourcery.com>
8094 * lto-wrapper.c (append_diag_options): New function.
8095 (compile_offload_image): Call append_diag_options.
8097 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8100 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8101 Minor copy-edit to fix verb tenses.
8103 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8105 PR tree-optimization/69209
8106 * ipa-split.c (split_function): If split part is not
8107 returning retval, retval has gimple type but is not
8108 gimple value, force it into a SSA_NAME first.
8110 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8112 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8115 2016-02-08 Jason Merrill <jason@redhat.com>
8118 * convert.c (convert_to_integer_1): Check dofold on truncation
8120 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8121 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8122 Rename from *_nofold.
8123 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8124 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8126 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8129 * tree.c (build_common_tree_nodes): Remove short_double argument.
8130 All callers changed.
8131 * tree.h (build_common_tree_nodes): Adjust declaration.
8132 * doc/invoke.texi (-fshort-double): Remove documentation.
8133 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8134 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8135 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8136 (append_linker_options): Don't handle OPT_fshort_double.
8138 PR rtl-optimization/68730
8139 * lra-remat.c (insn_to_cand_activation): New static variable.
8140 (lra_remat): Allocate and free it.
8141 (create_cand): New arg activation. Initialize a field in
8142 insn_to_cand_activation if it is nonnull.
8143 (create_cands): Pass the activation insn to create_cand when making
8144 a candidate involving an output reload. Reorganize code a little.
8145 (do_remat): Keep track of active status of candidates in a separate
8148 2016-02-08 Richard Biener <rguenther@suse.de>
8150 PR tree-optimization/69719
8151 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8152 Properly use absolute of the difference of the two offsets to
8153 compare or adjust the segment length.
8155 2016-02-08 Richard Biener <rguenther@suse.de>
8156 Jeff Law <law@redhat.com>
8159 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8160 types for anonymous SSA names.
8162 2016-02-08 Richard Biener <rguenther@suse.de>
8164 PR rtl-optimization/69274
8165 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8167 2016-02-08 Jeff Law <law@redhat.com>
8169 PR tree-optimization/65917
8170 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8171 equivalences from if (x == y) style conditionals.
8172 (loop_depth_of_name): Remove.
8173 (record_equality): Remove loop depth check.
8174 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8175 (const_and_copies::record_const_or_copy_raw): New member function.
8176 * tree-ssa-scopedtables.c
8177 (const_and_copies::record_const_or_copy_raw): New, factored out of
8178 (const_and_copies::record_const_or_copy): Call new member function.
8180 2016-02-05 Jeff Law <law@redhat.com>
8182 PR tree-optimization/68541
8183 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8184 (count_stmts_in_block): New function.
8185 (poor_ifcvt_candidate_code): Likewise.
8186 (is_feasible_trace): Add some heuristics to determine when path
8187 splitting is profitable.
8188 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8189 is a diamond with a single exit.
8191 2016-02-05 Martin Sebor <msebor@redhat.com>
8194 * doc/invoke.texi: Update -Wplacement-new to take an optional
8197 2016-02-06 Richard Henderson <rth@redhat.com>
8200 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8201 out of non-standard address spaces.
8203 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8205 PR rtl-optimization/69691
8206 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8208 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8210 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8211 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8212 (*ieee128_mfvsrd_64bit): Likewise.
8213 (*ieee128_mfvsrd_32bit): Likewise.
8215 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8219 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8221 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8222 instrumented_version.
8224 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8226 * doc/invoke.texi (Optimize Options): In table of --param options
8227 rename second occurrence of tracer-min-branch-ratio to
8228 tracer-min-branch-probability, rename
8229 tracer-min-branch-ratio-feedback to
8230 tracer-min-branch-probability-feedback and clarify description,
8231 rename sched-spec-state-edge-prob-cutoff to
8232 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8233 to selsched-insns-to-rename, rename lto-minpartition to
8234 lto-min-partition, delete reorder-blocks-duplicate and
8235 reorder-blocks-duplicate-feedback.
8237 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8239 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8242 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8244 * doc/extend.texi: S/390: Correct some typos.
8246 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8248 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8250 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8253 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8254 (s390_register_info_gprtofpr): Use new macros above.
8255 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8257 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8258 its name. Adjust restore and save gpr ranges.
8259 (s390_register_info_set_ranges): New function.
8260 (s390_register_info): Use new macros above. Call
8261 s390_register_info_set_ranges.
8262 (s390_optimize_register_info): Likewise.
8263 (s390_hard_regno_rename_ok): Use new macros.
8264 (s390_hard_regno_scratch_ok): Likewise.
8265 (s390_emit_epilogue): Likewise.
8266 (s390_can_use_return_insn): Likewise.
8267 (s390_optimize_prologue): Likewise.
8268 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8270 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8273 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8275 (ix86_option_override_internal): Disable TARGET_STV even for
8276 -m{incoming,preferred}-stack-boundary=3.
8278 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8280 * config.gcc: Mark deprecated rtems targets as obsolete.
8282 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8284 PR rtl-optimization/64682
8285 PR rtl-optimization/69567
8286 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8287 before I2 only if the register is both used and set in I2.
8289 2016-02-04 DJ Delorie <dj@redhat.com>
8291 * config/msp430/msp430.c (msp430_start_function): Add function type.
8293 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8296 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8298 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8300 PR rtl-optimization/69577
8302 2015-10-29 Richard Henderson <rth@redhat.com>
8306 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8307 sse check to the exact conditions of PR 67609.
8309 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8312 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8313 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8314 not allowed into the traditional Altivec registers.
8315 (movtd_64bit_nodm): Likewise.
8316 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8318 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8320 * config/aarch64/cortex-a57-fma-steering.c
8321 (aarch64_register_fma_steering): Remove "static" from arguments
8324 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8327 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8330 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8332 * doc/invoke.texi: Delete -mno-fma4.
8334 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8336 PR rtl-optimization/69577
8337 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8338 (find_subregs_of_mode): Update accordingly. Iterate over partial
8341 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8343 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8344 * config/arm/arm.c (neon_reinterpret): Remove.
8345 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8346 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8347 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8348 vreinterpretti): Remove.
8349 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8350 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8351 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8352 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8353 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8354 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8355 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8356 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8357 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8358 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8359 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8360 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8361 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8362 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8363 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8364 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8365 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8366 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8367 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8368 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8369 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8370 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8371 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8372 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8373 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8374 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8375 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8376 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8377 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8378 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8379 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8380 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8381 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8382 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8383 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8384 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8385 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8386 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8387 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8388 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8389 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8390 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8391 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8392 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8393 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8394 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8395 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8396 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8397 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8398 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8399 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8400 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8401 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8402 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8403 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8404 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8405 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8406 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8407 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8408 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8409 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8410 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8411 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8412 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8413 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8414 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8415 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8416 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8417 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8418 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8419 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8420 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8421 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8422 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8423 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8424 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8425 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8426 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8427 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8428 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8429 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8430 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8431 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8432 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8433 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8434 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8435 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8436 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8437 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8438 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8439 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8440 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8441 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8442 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8443 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8444 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8445 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8446 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8447 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8448 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8449 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8450 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8451 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8453 2016-02-04 Martin Liska <mliska@suse.cz>
8456 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8457 that are gimple_store_p.
8458 (maybe_instrument_call): Likewise.
8460 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8462 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8463 register scaling out of memory reference and comment why.
8465 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8469 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8470 folding the source of a SET.
8472 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8476 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8477 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8479 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8483 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8486 2016-02-04 Christian Bruel <christian.bruel@st.com>
8488 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8489 * config/arm/arm.c (arm_set_current_function): Likewise.
8491 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8492 Ilya Enkovich <enkovich.gnu@gmail.com>
8493 H.J. Lu <hongjiu.lu@intel.com>
8496 * config/i386/i386.c (convert_scalars_to_vector): Remove
8497 stack alignment fixes.
8498 (ix86_option_override_internal): Disable TARGET_STV if stack
8499 might not be aligned enough.
8500 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8502 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8504 * gcc/config/i386/x86-tune.def: Disable default prefetching
8507 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8508 Vladimir Makarov <vmakarov@redhat.com>
8511 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8512 in validating fused toc addresses.
8514 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8517 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8518 range->m_caret fields if range->m_show_caret_p is false.
8521 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8522 Force oldval into register if it does not satisfy reg_or_short_operand
8523 predicate. Fix up formatting.
8525 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8526 Alexandre Oliva <aoliva@redhat.com>
8529 * lra-constraints.c (simplify_operand_subreg): Check additionally
8530 address validity after potential reloading.
8531 (process_address_1): Check insns validity. In case of failure do
8534 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8537 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8540 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8542 * wide-int.cc (canonize_uhwi): New function.
8543 (wi::divmod_internal): Use it.
8545 2016-02-02 James Norris <jnorris@codesourcery.com
8547 * gimplify.c (omp_notice_variable): Add usage check.
8549 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8551 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8552 like LE, GE, LT, GT when emitting relational operator.
8554 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8556 * ira-costs.c (find_costs_and_classes): Add extra argument.
8557 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8558 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8559 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8560 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8561 Add best_class parameter, and return it if not ALL_REGS.
8562 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8564 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8567 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8569 * config/aarch64/aarch64.c
8570 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8571 (aarch64_ira_change_pseudo_allocno_class): New function.
8573 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8576 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8578 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8580 * config/avr/avr.c (avr_option_override): Set
8581 PARAM_ALLOW_STORE_DATA_RACES to 1.
8583 2016-02-02 Richard Biener <rguenther@suse.de>
8585 PR tree-optimization/69595
8586 * match.pd: Add range test simplifications to true/false.
8588 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8590 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8591 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8594 2016-02-02 Richard Biener <rguenther@suse.de>
8596 PR tree-optimization/69606
8597 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8598 info on the result before moving a stmt.
8600 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8603 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8604 branch with vector comparison.
8605 * config/i386/sse.md (VI48_AVX): New mode iterator.
8606 (define_expand "cbranch<mode>4): Add support for conditional branch
8607 with vector comparison.
8608 * tree-vect-loop.c (optimize_mask_stores): New function.
8609 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8610 has_mask_store field of vect_info.
8611 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8612 vectorized loops having masked stores after vec_info destroy.
8613 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8614 correspondent macros.
8615 (optimize_mask_stores): Add prototype.
8617 2016-02-02 Alan Modra <amodra@gmail.com>
8620 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8623 2016-02-02 Alan Modra <amodra@gmail.com>
8626 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8627 whenever toc_label_name used.
8628 (rs6000_file_start): Don't set up toc section here,
8629 (rs6000_output_function_epilogue): do so here instead,
8630 (rs6000_xcoff_file_start): and here.
8631 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8632 (load_toc_aix_di): Likewise.
8634 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8636 PR rtl-optimization/69592
8637 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8638 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8639 (num_sign_bit_copies_binary_arith_p): New inline function.
8640 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8642 2016-02-01 Jeff Law <law@redhat.com>
8644 PR tree-optimization/69580
8645 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8646 * tree-ssa-threadbackward.c
8647 (fsm_find_control_statement_thread_paths): Do not try to walk
8648 through large PHI nodes.
8650 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8652 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8653 when count is incremented above limit, don't analyze further
8656 * omp-low.c (oacc_parse_default_dims): Avoid
8657 -Wsign-compare warning, make sure value fits into int
8658 rather than just unsigned int.
8660 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8662 PR tree-optimization/67921
8663 * fold-const.c (split_tree): New parameters. Convert pointer
8664 type variable part to proper type before negating.
8665 (fold_binary_loc): Pass new arguments to split_tree.
8667 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8669 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8670 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8671 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8672 * doc/tm.texti: Rebuilt.
8673 * doc/invoke.texi (fopenacc-dim): Document.
8674 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8675 (append_compiler_options): Likewise.
8676 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8677 (oacc_parse_default_dims): New.
8678 (oacc_validate_dims): Add USED arg. Select non-unity default when
8680 (oacc_loop_fixed_partitions): Return mask of used partitions.
8681 (oacc_loop_auto_partitions): Emit dump info.
8682 (oacc_loop_partition): Return mask of used partitions.
8683 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8684 loop partitioning and validation calls.
8686 2016-02-01 Richard Biener <rguenther@suse.de>
8689 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8691 2016-02-01 Richard Biener <rguenther@suse.de>
8693 PR tree-optimization/69574
8694 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8695 of asserting return chrec_dont_know.
8697 2016-02-01 Martin Liska <mliska@suse.cz>
8699 * mem-stats-traits.h: Add copyright header.
8700 * mem-stats.h: Likewise.
8702 2016-02-01 Richard Biener <rguenther@suse.de>
8704 PR tree-optimization/69579
8705 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8706 Do not propagate through abnormal PHI results.
8708 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8710 * postreload.c (reload_cse_simplify): Remove dead code.
8712 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8714 PR rtl-optimization/69570
8715 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8716 if there is more than one set, not if there is a single set.
8718 2016-02-01 Richard Henderson <rth@redhat.com>
8721 * combine.c (make_compound_operation): When looking through a
8722 subreg, make sure to re-extend to the width of the outer mode.
8724 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8726 PR tree-optimization/69546
8727 * wide-int.cc (wi::divmod_internal): For unsigned division
8728 where both operands fit into uhwi, if o1 is 1 and o0 has
8729 msb set, if divident_prec is larger than bits per hwi,
8730 clear another quotient word and return 2 instead of 1.
8731 Similarly for remainder with msb in HWI set, if dividend_prec
8732 is larger than bits per hwi.
8734 2016-01-29 Martin Jambor <mjambor@suse.cz>
8736 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8737 Use short lowercase names.
8738 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8739 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8740 acq_rel one. Protect warning agains segfaults if
8741 get_memory_order_name returns NULL.
8742 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8743 with release semantics. Do not warn if get_memory_order already did.
8744 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8745 semantics. Fix check for relaxed or acquire semantics. Do not warn
8746 if get_memory_order already did.
8748 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8750 * doc/install.texi: Document that isl-0.16 is supported.
8752 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8755 * config/i386/constraints.md (Bm): Describe as special memory
8757 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8758 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8759 * genpreds.c (struct constraint_data): Add is_special_memory.
8760 (have_special_memory_constraints, special_memory_start): New
8762 (special_memory_end): Ditto.
8763 (add_constraint): Add new arg is_special_memory. Add code to
8764 process its true value. Update have_special_memory_constraints.
8765 (process_define_constraint): Pass the new arg.
8766 (process_define_register_constraint): Ditto.
8767 (choose_enum_order): Process special memory.
8768 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8769 function insn_extra_special_memory_constraint.
8770 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8771 * gensupport.c (process_rtx): Process
8772 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8773 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8774 * ira-lives.c (single_reg_class): Use
8775 insn_extra_special_memory_constraint.
8776 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8777 * lra-constraints.c (process_alt_operands): Ditto.
8778 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8779 * recog.c (asm_operand_ok, preprocess_constraints): Process
8781 * reload.c (find_reloads): Ditto.
8782 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8783 * stmt.c (parse_input_constraint): Use
8784 insn_extra_special_memory_constraint.
8786 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8789 * lra-splill.c (lra_final_code_change): Revert r229087 by
8790 removing all sub-registers.
8792 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8795 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8797 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8800 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8801 SSE1, copy target into the temporary reg first before recursing
8804 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8806 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8809 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8811 * ginclude/stdarg.h: Test __cplusplus instead of
8812 __GXX_EXPERIMENTAL_CXX0X__.
8814 2016-01-29 Richard Biener <rguenther@suse.de>
8816 PR tree-optimization/69547
8817 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8818 Do not mark clobbers necessary.
8819 (mark_all_reaching_defs_necessary_1): Likewise.
8821 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8823 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8824 declaration name with %qs and print it in both error messages.
8825 Also fix indentation.
8827 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8830 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8831 trailing blank line from error message.
8833 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8836 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8839 2016-01-29 Richard Biener <rguenther@suse.de>
8842 * match.pd: Allow all integral types when simplifying a
8843 widening or sign-changing conversion.
8845 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8847 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8848 back to setting codegen_error to fail codegen.
8850 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/constraints.md (C): Only accept constant zero operand.
8854 (BC): New constraint.
8855 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8856 instead of C constraint.
8857 * doc/md.texi (Machine Constraints): Update description
8860 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8863 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8865 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8868 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8871 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8873 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8874 branches if using guessed profile.
8876 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8878 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8880 2016-01-28 Richard Henderson <rth@redhat.com>
8883 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8884 * config/aarch64/aarch64-protos.h: Update.
8885 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8886 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8887 (aarch64_get_condition_code_1): Handle CC_Cmode.
8888 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8889 (*add<mode>3_compareC_cconly_imm): New.
8890 (*add<mode>3_compareC_cconly): New.
8891 (*add<mode>3_compareC_imm): New.
8892 (add<mode>3_compareC): New.
8893 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8894 to be first. Use aarch64_carry_operation.
8895 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8896 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8897 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8898 (subti3): Use subdi3_compare1.
8899 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8900 (sub<mode>3_compare1): New.
8901 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8902 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8903 (*subsi3_carryin_uxtw): Likewise.
8904 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8905 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8906 * config/aarch64/iterators.md (DWI): New.
8907 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8908 (aarch64_borrow_operation): New.
8910 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8912 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8913 message when isl does not return a valid schedule.
8915 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8917 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8918 Remove comments from class declarations: they are already in the code
8921 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8923 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8925 (ternary_op_to_tree): Same.
8926 (unary_op_to_tree): Same.
8927 (nary_op_to_tree): Same.
8928 (gcc_expression_from_isl_expr_op): Same.
8929 (gcc_expression_from_isl_expression): Same.
8930 (graphite_create_new_loop): Same.
8931 (graphite_create_new_loop_guard): Same.
8932 (build_iv_mapping): Same.
8933 (graphite_create_new_guard): Same.
8934 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8935 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8937 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8939 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8940 instead of setting codegen_error to fail codegen.
8942 2016-01-28 Jason Merrill <jason@redhat.com>
8944 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8946 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8948 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8949 Remove CONST_INT_P check in CCMP cost calculation.
8951 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8953 * config/aarch64/aarch64.c (generic_vector_cost):
8954 Set vec_permute_cost.
8955 (cortexa57_vector_cost): Likewise.
8956 (exynosm1_vector_cost): Likewise.
8957 (xgene1_vector_cost): Likewise.
8958 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8959 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8960 Add vec_permute_cost entry.
8962 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8964 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8966 (add<mode>3_compare0): Likewise.
8967 (addsi3_compare0_uxtw): Likewise.
8968 (add<mode>3nr_compare0): Likewise.
8969 (compare_neg<mode>): Likewise.
8970 (<optab><mode>3): Likewise.
8972 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8974 * tree-vect-stmts.c (vectorizable_comparison): Add
8975 NULL check for vectype.
8977 2016-01-28 Richard Biener <rguenther@suse.de>
8979 PR tree-optimization/69466
8980 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8981 Account for PHIs we couldn't duplicate.
8983 2016-01-28 Martin Liska <mliska@suse.cz>
8986 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8987 instead of ENABLE_VALGRIND_CHECKING.
8989 2016-01-27 Richard Henderson <rth@redhat.com>
8992 * lra-remat.c (subreg_regs): New.
8993 (dump_candidates_and_remat_bb_data): Dump it.
8994 (operand_to_remat): Reject if operand in subreg_regs.
8995 (set_bb_regs): Collect subreg_regs.
8996 (lra_remat): Init and free subreg_regs. Compute
8997 calculate_local_reg_remat_bb_data before create_cands.
8999 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9002 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9003 change stack_alignment_needed for __tls_get_addr call.
9005 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9007 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9009 2016-01-27 Jeff Law <law@redhat.com>
9011 PR tree-optimization/68398
9012 PR tree-optimization/69196
9013 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9014 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9015 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9016 Only count PHIs in the last block in the path. The others will
9017 const/copy propagate away. Add heuristic to allow more irreducible
9018 subloops to be created when it is likely profitable to do so.
9020 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9021 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9022 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9024 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9027 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9028 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9029 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9030 * tree-streamer-in.c: Include asan.h.
9031 (streamer_get_builtin_tree): For builtins in sanitizer
9032 range call initialize_sanitizer_builtins and retry.
9034 2016-01-27 Ian Lance Taylor <iant@google.com>
9036 * common.opt (fkeep-gc-roots-live): New undocumented option.
9037 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9038 -fkeep-gc-roots-live, skip pointers.
9039 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9042 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9045 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9046 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9048 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9051 * configure.ac: NetBSD provides SSP in its C library.
9052 * configure: Updated.
9054 2016-01-27 Richard Biener <rguenther@suse.de>
9056 PR tree-optimization/69166
9057 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9058 reduction code for commutativity / associativity.
9060 2016-01-27 Martin Jambor <mjambor@suse.cz>
9062 PR tree-optimization/69355
9063 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9064 total_scalarization fails.
9066 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9068 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9071 2016-01-27 Christian Bruel <christian.bruel@st.com>
9074 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9075 Move arm_reset_previous_fndecl and set_target_option_current_node in
9076 the conditional part. Call save_restore_target_globals.
9077 * config/arm/arm.c (arm_set_current_function):
9078 Refactor to better support #pragma target and attribute mix.
9079 Call save_restore_target_globals.
9080 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9082 2016-01-27 Martin Liska <mliska@suse.cz>
9084 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9085 reference for an HSA kernel and its host function.
9087 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9089 PR tree-optimization/69399
9090 * wide-int.h (wi::lrshift): For larger precisions, only
9091 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9093 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9095 * config/arc/predicates.md (proper_comparison_operator): Reject
9096 constant-constant comparison.
9098 2016-01-26 Tom de Vries <tom@codesourcery.com>
9100 PR tree-optimization/69110
9101 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9102 DR_NUM_DIMENSIONS == 0.
9104 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9105 Sebastian Pop <s.pop@samsung.com>
9107 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9108 isl_ast_op_cond and isl_ast_op_select.
9109 (gcc_expression_from_isl_expr_op): Same.
9111 2016-01-26 Jason Merrill <jason@redhat.com>
9114 * tree.c (recompute_constructor_flags): Split out from
9116 (verify_constructor_flags): New.
9117 * tree.h: Declare them.
9119 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9121 PR rtl-optimization/69217
9122 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9123 are no TYPE_FIELDS set for the record type.
9125 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9128 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9129 toc_label_name unconditionally.
9130 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9131 SYMBOL_REF string. Use toc_label_name instead of constructing
9133 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9134 constructing LCTOC1.
9136 2016-01-26 Martin Sebor <msebor@redhat.com>
9139 * doc/extend.texi (Common Type Attributes): Move text that talks about
9140 attribute packed from attribute aligned to the section discussing
9141 the former attribute for clarity.
9143 2016-01-26 Richard Henderson <rth@redhat.com>
9146 * trans-mem.c (tm_region_init): Mark entry block as visited.
9148 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9151 * diagnostic-show-locus.c (layout::print_source_line): Replace
9152 call to pp_newline with call to layout::print_newline.
9153 (layout::print_annotation_line): Likewise.
9154 (layout::move_to_column): Likewise.
9155 (layout::print_any_fixits): After printing any fixits, print a
9156 trailing newline, if necessary.
9157 (layout::print_newline): New method, resetting any colorization
9159 (diagnostic_show_locus): Move the pp_newline to before the
9160 early bailout. Remove dummy block enclosing the layout instance.
9161 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9162 of pp_newline_and_flush with pp_flush.
9163 (diagnostic_append_note): Delete use of pp_newline.
9164 (diagnostic_append_note_at_rich_loc): Delete.
9165 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9166 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9167 when newline characters are added to the buffer.
9169 2016-01-26 Michael Matz <matz@suse.de>
9171 * configure.ac (ac_cv_std_swap_in_utility): New test.
9172 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9173 * configure: Regenerate.
9174 * config.in: Regenerate.
9176 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9178 * config/arc/arc.md (cstoresi4): Force operand into register.
9179 (arcset<code>): Fix predicate.
9180 (arcsetltu): Likewise.
9181 (arcsetgeu): Likewise.
9182 (arcsethi): Likewise.
9183 (arcsetls): Likewise.
9185 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9187 PR tree-optimization/69483
9188 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9189 if base has error_mark_node type.
9191 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9194 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9195 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9197 (vget_lane_f16): Handle big-endian.
9198 (vgetq_lane_f16): Likewise.
9199 (vset_lane_f16): Likewise.
9200 (vsetq_lane_f16): Likewise.
9201 * config/arm/iterators.md (VQXMOV): Add V8HF.
9202 (VDQ): Add V4HF and V8HF.
9203 (V_reg): Handle V4HF and V8HF.
9204 (Is_float_mode): Likewise.
9205 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9206 neon_vdup_nv8hf): New patterns.
9207 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9208 Use VD_LANE iterator.
9209 (neon_vld1_dup<mode>): Use VQ2 iterator.
9211 2016-01-26 Nathan Sidwell <nathan@acm.org>
9213 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9214 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9215 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9216 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9217 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9218 (oacc_validate_dims): Add LEVEL arg, don't return level.
9219 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9221 (execute_oacc_device_lower): Adjust, add more dump output.
9222 * tree-ssa-loop.c (gate_oacc_kernels): Use
9223 oacc_fn_attrib_kernels_p.
9224 * tree-parloops.c (create_parallel_loop): Adjust
9225 set_oacc_fn_attrib call.
9227 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9230 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9231 (append_compiler_options): Handle -fcilkplus.
9232 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9234 2016-01-26 Nick Clifton <nickc@redhat.com>
9237 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9238 been marked as DECL_ONE_ONLY but we do not the means to make it
9239 so, then do not allow it to bind locally.
9241 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9244 * opts.h (parse_sanitizer_options): New prototype.
9245 * opts.c (sanitizer_opts): New array.
9246 (parse_sanitizer_options): New function.
9247 (common_handle_option): Use parse_sanitizer_options.
9249 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9252 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9253 alignment adjustment to ...
9254 (ix86_update_stack_boundary): Here. Don't over-align stack for
9256 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9257 if __tls_get_addr is called.
9259 2016-01-26 Christian Bruel <christian.bruel@st.com>
9261 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9263 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9265 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9267 2016-01-26 Richard Biener <rguenther@suse.de>
9270 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9272 2016-01-26 Richard Biener <rguenther@suse.de>
9274 PR tree-optimization/69452
9275 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9276 (move_computations_dom_walker::before_dom_children): Rename
9278 (move_computations_worker): This.
9279 (move_computations): Perform an RPO rather than a DOM walk.
9281 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9284 * combine.c (combine_instructions): For REG_EQUAL note with
9285 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9286 to the underlying register.
9287 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9288 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9290 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9293 * config/aarch64/aarch64-builtins.c
9294 (aarch64_init_simd_builtin_types): Do not set structural
9295 equality to __Poly{8,16,64,128}_t types.
9297 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9299 PR tree-optimization/69400
9300 * wide-int.cc (wi_pack): Take the precision as argument and
9301 perform canonicalization here rather than in the callers.
9302 Use the main loop to handle all full-width HWIs. Add a
9303 zero HWI if in_len isn't a full result.
9304 (wi::divmod_internal): Update accordingly.
9305 (wi::mul_internal): Likewise. Simplify.
9307 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9308 Sebastian Pop <s.pop@samsung.com>
9310 * graphite-poly.c (apply_poly_transforms): Simplify.
9311 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9312 (print_isl_map): Same.
9313 (print_isl_union_map): Same.
9314 (print_isl_schedule): New.
9315 (debug_isl_schedule): New.
9316 * graphite-dependences.c (scop_get_reads): Do not call
9317 isl_union_map_add_map that is undocumented isl functionality.
9318 (scop_get_must_writes): Same.
9319 (scop_get_may_writes): Same.
9320 (scop_get_original_schedule): Remove.
9321 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9322 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9323 (compute_deps): Remove.
9324 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9325 (debug_schedule_ast): New.
9326 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9327 set_separate_option.
9328 (graphite_regenerate_ast_isl): Add dump.
9329 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9330 from scop->transformed_schedule.
9331 (graphite_regenerate_ast_isl): Add more dump.
9332 * graphite-optimize-isl.c (optimize_isl): Set
9333 scop->transformed_schedule. Check whether schedules are equal.
9334 (apply_poly_transforms): Move here.
9335 * graphite-poly.c (apply_poly_transforms): ... from here.
9336 (free_poly_bb): Static.
9337 (free_scop): Static.
9338 (pbb_number_of_iterations_at_time): Remove.
9339 (print_isl_ast): New.
9340 (debug_isl_ast): New.
9341 (debug_scop_pbb): New.
9342 * graphite-scop-detection.c (print_edge): Move.
9344 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9345 (build_scop_scattering): Remove.
9346 (create_pw_aff_from_tree): Assert instead of bailing out.
9347 (add_condition_to_pbb): Remove unused code, do not fail.
9348 (add_conditions_to_domain): Same.
9349 (add_conditions_to_constraints): Remove.
9350 (build_scop_context): New.
9351 (add_iter_domain_dimension): New.
9352 (build_iteration_domains): Initialize pbb->iterators.
9353 Call add_conditions_to_domain.
9356 (index_outermost_in_loop): New.
9357 (index_pbb_in_loop): New.
9358 (outermost_pbb_in): New.
9359 (add_in_sequence): New.
9360 (add_outer_projection): New.
9361 (outer_projection_mupa): New.
9362 (add_loop_schedule): New.
9363 (build_schedule_pbb): New.
9364 (build_schedule_loop): New.
9365 (embed_in_surrounding_loops): New.
9366 (build_schedule_loop_nest): New.
9367 (build_original_schedule): New.
9368 (build_poly_scop): Call build_original_schedule.
9369 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9370 (free_poly_dr): Remove.
9371 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9372 (free_poly_bb): Remove.
9373 (debug_loop_vec): Remove.
9374 (print_isl_ast): Declare.
9375 (debug_isl_ast): Declare.
9376 (scop_do_interchange): Remove.
9377 (scop_do_strip_mine): Remove.
9378 (scop_do_block): Remove.
9379 (flatten_all_loops): Remove.
9380 (optimize_isl): Remove.
9381 (pbb_number_of_iterations_at_time): Remove.
9382 (debug_scop_pbb): Declare.
9383 (print_schedule_ast): Declare.
9384 (debug_schedule_ast): Declare.
9385 (struct scop): Remove schedule. Add original_schedule,
9386 transformed_schedule.
9387 (free_gimple_poly_bb): Remove.
9388 (print_generated_program): Remove.
9389 (debug_generated_program): Remove.
9390 (unify_scattering_dimensions): Remove.
9391 * sese.c (print_edge): ... here.
9392 (print_sese): ... here.
9393 (debug_edge): ... here.
9394 (debug_sese): ... here.
9395 * sese.h (print_edge): Declare.
9396 (print_sese): Declare.
9397 (dump_edge): Declare.
9398 (dump_sese): Declare.
9400 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9401 Sebastian Pop <s.pop@samsung.com>
9403 * Makefile.in: Set ISLVER in site.exp.
9405 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9407 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9408 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9409 through DECL_VALUE_EXPR for expansion.
9411 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9413 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9414 the frame info after reload completed.
9416 2016-01-25 Jeff Law <law@redhat.com>
9418 PR tree-optimization/69196
9419 PR tree-optimization/68398
9420 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9421 tree-ssa-threadupdate.c.
9422 (determine_bb_domination_status): Prototype
9423 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9424 (determine_bb_domination_status): No longer static.
9425 (valid_jump_thread_path): Remove code to detect characteristics
9426 of the jump thread path not associated with correctness.
9427 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9428 Correct test for thread path length. Count PHIs for real operands as
9429 statements that need to be copied. Do not count ASSERT_EXPRs.
9430 Look at all the blocks in the thread path. Compute and selectively
9431 filter thread paths based on threading through the latch, threading
9432 a multiway branch or crossing a multiway branch.
9434 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9436 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9437 decl with __attribute__ ((unused)) annotation.
9439 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9442 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9443 of operands is compatible with a statement vectype.
9445 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9447 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9448 improve wording for mixed storage order support.
9450 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9452 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9453 (vcvt_u64_f64): Likewise.
9454 (vcvta_s64_f64): Likewise.
9455 (vcvta_u64_f64): Likewise.
9456 (vcvtm_s64_f64): Likewise.
9457 (vcvtm_u64_f64): Likewise.
9458 (vcvtn_s64_f64): Likewise.
9459 (vcvtn_u64_f64): Likewise.
9460 (vcvtp_s64_f64): Likewise.
9461 (vcvtp_u64_f64): Likewise.
9463 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9465 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9466 (arc_init): Check validity mll64 option.
9467 (arc_save_restore): Use double load/store instruction.
9468 (arc_expand_movmem): Likewise.
9469 (arc_split_move): Don't split if we have double load/store
9470 instructions. Returns a boolean.
9471 (arc_process_double_reg_moves): Change function to return boolean
9472 instead of a sequence of instructions.
9473 (arc_dwarf_register_span): New function.
9474 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9475 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9476 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9477 (*movdf_insn): Likewise.
9478 * config/arc/arc.opt (mll64): New option.
9479 * config/arc/predicates.md (even_register_operand): New predicate.
9480 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9482 2016-01-25 Richard Biener <rguenther@suse.de>
9485 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9486 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9488 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9490 2016-01-25 Richard Biener <rguenther@suse.de>
9492 PR tree-optimization/69376
9493 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9495 (VN_INFO_ANTI_RANGE_P): New inline.
9496 (VN_INFO_RANGE_TYPE): Likewise.
9497 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9498 SSA_NAME_ANTI_RANGE_P.
9499 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9500 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9501 Properly query VN_INFO_RANGE_TYPE.
9503 2016-01-25 Nick Clifton <nickc@redhat.com>
9506 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9508 2016-01-23 Tom de Vries <tom@codesourcery.com>
9510 PR tree-optimization/69426
9511 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9514 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9516 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9517 "the the" with "the" in the comments.
9518 * ipa-devirt.c (build_type_inheritance_graph,
9519 update_type_inheritance_graph): Likewise.
9520 * tree.c (build_function_type_list_1): Likewise.
9521 * cfgloopmanip.c (scale_loop_profile): Likewise.
9522 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9523 * gimple-ssa-split-paths.c
9524 (find_block_to_duplicate_for_splitting_paths): Likewise.
9525 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9526 * expr.c (convert_move): Likewise.
9527 * var-tracking.c (vt_stack_adjustments): Likewise.
9528 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9529 * tree-vrp.c (test_for_singularity): Likewise.
9531 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9532 directly instead of building a temporary tree.
9535 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9536 remove <algorithm> include.
9538 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9541 * config/i386/i386.c: Include dojump.h.
9542 (expand_small_movmem_or_setmem,
9543 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9545 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9546 if dynamic_check != -1.
9548 2016-01-21 Jeff Law <law@redhat.com>
9551 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9552 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9553 into dominated_by_p.
9554 (cprop_into_successor_phis): Avoid unnecessary tests.
9556 2016-01-22 Richard Henderson <rth@redhat.com>
9559 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9560 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9562 2016-01-22 Michael Matz <matz@suse.de>
9564 * system.h (string, algorithm): Include only conditionally.
9565 (new): Include always under C++.
9566 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9567 * final.c (toplevel): Ditto.
9568 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9569 * genconditions.c (write_header): Make gencondmd.c define
9571 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9573 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9574 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9576 2016-01-22 Christian Bruel <christian.bruel@st.com>
9579 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9581 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9584 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9585 define_insn_and_split. Ensure operands[1] and operands[0] do not
9586 get assigned the same register.
9588 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9590 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9592 2016-01-22 Christian Bruel <christian.bruel@st.com>
9594 * config/arm/arm-c.c (arm_pragma_target_parse):
9595 Remove warn_builtin_macro_redefined overwrite.
9597 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9599 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9600 flag_non_call_exceptions compatibility.
9602 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9605 * dwarf2out.c (add_child_die_after): New function.
9606 (dwarf_qual_info_t): New type.
9607 (dwarf_qual_info): New variable.
9608 (qualified_die_p): New function.
9609 (modified_type_die): For -fdebug-types-section, ensure
9610 canonical order of qualifiers. Put qualified DIEs adjacent
9611 to the corresponding non-qualified type DIE and search there
9612 for existing qualified DIEs.
9614 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9616 * doc/extend.texi (scalar_storage_order type attribute): Document
9617 restriction on type punning and aliasing, and remove future tense.
9619 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9622 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9625 2016-01-21 Jeff Law <law@redhat.com>
9628 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9629 useless call to record_temporary_equivalences.
9630 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9631 allocate 10 slots in the bb_path vector and let it grow as needed.
9632 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9635 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9637 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9639 * configure: Regenerate.
9641 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9643 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9644 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9646 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9649 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9650 drop EXPAND_INITIALIZER.
9651 * rtl.h (contains_symbolic_reference_p): Declare.
9652 * rtlanal.c (contains_symbolic_reference_p): New function.
9653 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9654 a subtraction into a NOT if symbolic constants are involved.
9656 2016-01-21 Anton Blanchard <anton@samba.org>
9657 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9660 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9662 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9665 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9667 * config/microblaze/microblaze.c
9668 (get_branch_target): New.
9669 (insert_wic_for_ilb_runout): New.
9671 (microblaze_machine_dependent_reorg): New.
9672 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9673 * config/microblaze/microblaze.md
9674 (UNSPEC_IPREFETCH): Define.
9675 (iprefetch): New pattern
9676 * config/microblaze/microblaze.opt
9677 (mxl-prefetch): New flag.
9679 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9681 * config/microblaze/microblaze.h
9682 (FIXED_REGISTERS): Update in macro.
9683 (CALL_USED_REGISTERS): Update in macro.
9685 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9687 PR rtl-optimization/68920
9688 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9691 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9693 PR rtl-optimization/68990
9694 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9695 pseudo instead of inheritance ones.
9697 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9698 Nick Clifton <nickc@redhat.com>
9702 * config/mips/mips.c (mips_compute_frame_info): Initialise
9703 args_size and hard_frame_pointer_offset fields of the frame
9704 structure before calling mips_global_pointer.
9706 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9708 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9710 * configure: Regenerate.
9712 2016-01-21 Richard Biener <rguenther@suse.de>
9714 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9716 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9718 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9719 to actually emit the .size directive.
9721 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9722 Jakub Jelinek <jakub@redhat.com>
9726 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9727 args array size by one to avoid buffer overflow.
9729 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9731 * config/s390/s390.md (pool_section_start): Use switch_to_section
9732 to select proper read-only data section instead of hardcoding
9734 (pool_section_end): Use switch_to_section to match the above.
9736 2016-01-21 Richard Biener <rguenther@suse.de>
9738 PR tree-optimization/69378
9739 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9740 (set_ssa_val_to): Use it for dominance checks taking into
9741 account not executable edges.
9743 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9746 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9747 for bitsize instead of GET_MODE_PRECISION (mode).
9749 2016-01-20 Martin Sebor <msebor@redhat.com>
9752 * extend.texi (__sync Builtins): Clarify the semantics of
9753 __sync_fetch_and_OP built-ins on pointers.
9754 (__atomic Builtins): Same.
9756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9757 Sebastian Pop <s.pop@samsung.com>
9759 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9760 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9761 (is_valid_rename): Same.
9762 (translate_isl_ast_to_gimple::get_rename): Same.
9763 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9764 (translate_isl_ast_to_gimple::rename_uses): Same.
9765 (get_new_name): Check for close_phi nodes.
9766 (copy_loop_phi_args): Use phi_node_kind.
9767 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9768 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9770 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9771 Sebastian Pop <s.pop@samsung.com>
9773 Revert commit r229783.
9774 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9775 Remove use of parameter_rename_map.
9777 (copy_internal_parameters): Remove.
9778 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9779 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9780 (free_sese_info): Do not free parameter_rename_map.
9781 (set_rename): Do not use parameter_rename_map.
9782 (rename_uses): Update call to set_rename.
9783 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9784 * sese.h (parameter_rename_map_t): Remove.
9785 (struct sese_info_t): Remove field parameter_rename_map.
9787 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9788 Sebastian Pop <s.pop@samsung.com>
9790 * graphite-isl-ast-to-gimple.c: Fix comment.
9791 * graphite-scop-detection.c (defined_in_loop_p): New.
9792 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9793 names defined in loop.
9795 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9796 Sebastian Pop <s.pop@samsung.com>
9798 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9799 Discard unstructured if-then-else regions.
9801 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9802 Sebastian Pop <s.pop@samsung.com>
9804 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9805 (cleanup_loop_iter_dom): Remove.
9806 (build_loop_iteration_domains): Remove.
9807 (build_scop_context): Remove.
9808 (build_scop_iteration_domain): Remove.
9809 (add_loop_constraints): New.
9810 (build_iteration_domains): New.
9811 (build_poly_scop): Call build_iteration_domains.
9813 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9814 Sebastian Pop <s.pop@samsung.com>
9816 * graphite-scop-detection.c
9817 (scop_detection::harmful_loop_in_region): Free dom and loops.
9818 (scop_detection::loop_body_is_valid_scop): Free bbs.
9820 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9821 Sebastian Pop <s.pop@samsung.com>
9823 * graphite-scop-detection.c (record_loop_in_sese): New.
9824 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9825 (build_scops): Remove call to build_sese_loop_nests.
9826 * sese.c (sese_record_loop): Remove.
9827 (build_sese_loop_nests): Remove.
9828 (new_sese_info): Remove region->loops.
9829 (free_sese_info): Same.
9830 * sese.h (sese_contains_loop): Same.
9831 (build_sese_loop_nests): Remove.
9832 (sese_contains_loop): Remove.
9834 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9835 Sebastian Pop <s.pop@samsung.com>
9837 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9838 loop_is_valid_in_scop.
9839 (scop_detection::harmful_stmt_in_region): Renamed
9840 harmful_loop_in_region.
9841 Call loop_is_valid_in_scop.
9843 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9844 Sebastian Pop <s.pop@samsung.com>
9846 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9849 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9850 Sebastian Pop <s.pop@samsung.com>
9852 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9853 * graphite.h (struct poly_bb): Remove field is_reduction.
9854 (PBB_IS_REDUCTION): Remove.
9856 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9857 Sebastian Pop <s.pop@samsung.com>
9859 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9860 (add_pdr_constraints): Same.
9861 (scop_get_reads): Same.
9862 (scop_get_must_writes): Same.
9863 (scop_get_may_writes): Same.
9864 (scop_get_original_schedule): Same.
9865 (extend_schedule): Same.
9866 (apply_schedule_on_deps): Same.
9867 (carries_deps): Same.
9868 (compute_deps): Same.
9869 (scop_get_dependences): Same.
9870 * graphite-isl-ast-to-gimple.c
9871 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9872 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9873 (get_schedule_for_band_list): Same.
9874 (get_schedule_map): Same.
9875 (apply_schedule_map_to_scop): Same.
9876 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9877 (build_loop_iteration_domains): Same.
9878 (add_condition_to_pbb): Same.
9879 (add_param_constraints): Same.
9880 (pdr_add_memory_accesses): Same.
9881 (pdr_add_data_dimensions): Same.
9883 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9885 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9888 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9890 * common.opt (feliminate-dwarf2-dups): Replace references to
9891 "DWARF 2" with just "DWARF".
9892 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9893 * doc/extend.texi: Likewise.
9894 * doc/cpp.texi: Likewise.
9895 * doc/invoke.texi: Likewise.
9896 (Option Summary): Add -gdwarf to list of Debugging Options.
9897 (Debugging Options): Document -gdwarf.
9898 * doc/contrib.texi: Spell "DWARF" like that.
9900 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9902 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9903 warning. Fix up formatting.
9906 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9907 attempt to mark memory input operand addressable and
9908 call prepare_gimple_addressable in that case. Don't adjust
9909 input_location for diagnostics, use error_at instead.
9911 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9913 * config/rs6000/ppc-auxv.h: New file.
9914 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9916 (cpu_supports): Likewise.
9917 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9918 (cpu_is_info): New variable.
9919 (cpu_supports_info): Likewise.
9920 (tcb_verification_symbol): Likewise.
9921 (cpu_builtin_p): Likewise.
9922 (cpu_expand_builtin): New function.
9923 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9924 (rs6000_init_builtins): Likewise.
9925 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9926 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9927 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9928 * configure: Regenerate.
9929 * config.in: Likewise.
9930 * doc/extend.texi (PowerPC Built-in Functions): Document
9931 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9933 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9936 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9938 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9941 2016-01-20 Richard Henderson <rth@redhat.com>
9947 * tree.c (tm_define_builtin): New.
9948 (find_tm_vector_type): New.
9949 (build_tm_vector_builtins): New.
9950 (build_common_builtin_nodes): Call it.
9952 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9954 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9955 (arm_fp_ok): Likewise.
9957 (arm_crypto): Likewise.
9959 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9960 Richard Biener <rguenther@suse.de>
9962 PR tree-optimization/69328
9963 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9964 vectors have same number of elements.
9965 (vectorizable_condition): Fix masked version recognition.
9967 2016-01-20 Richard Biener <rguenther@suse.de>
9969 PR tree-optimization/69345
9970 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9971 (VN_INFO_PTR_INFO): Likewise.
9972 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9973 info when it is equal between non-dominating SSA names.
9974 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9975 Make sure to look at original SSA infos.
9977 2016-01-20 Jeff Law <law@redhat.com>
9980 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9982 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9983 (pc_or_label_operand): New predicate.
9984 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9985 tests for small integers that are 2^n - 1.
9987 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9989 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9991 2016-01-19 Jeff Law <law@redhat.com>
9994 * tree-ssa-threadbackwards.c
9995 (fsm_find_control_statement_thread_paths): Do not try to lookup
9996 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9998 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10000 * doc/lto.texi: Remove text that says only Gold has linker plugin
10003 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10005 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10006 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10007 the DIE accordingly.
10008 (modified_type_die): Add REVERSE parameter and pass it recursively,
10009 as well as to base_type_die. Adjust presence check accordingly.
10010 (base_type_for_mode): Adjust call to modified_type_die.
10011 (add_type_attribute): Add REVERSE parameter and pass it to
10013 (generic_parameter_die): Adjust call to add_type_attribute.
10014 (add_scalar_info): Likewise.
10015 (add_subscript_info): Likewise.
10016 (gen_array_type_die): Likewise.
10017 (gen_descr_array_type_die): Likewise.
10018 (gen_entry_point_die): Likewise.
10019 (gen_enumeration_type_die): Likewise.
10020 (gen_formal_parameter_die): Likewise.
10021 (gen_subprogram_die): Likewise.
10022 (gen_variable_die ): Likewise.
10023 (gen_const_die): Likewise.
10024 (gen_field_die): Likewise.
10025 (gen_pointer_type_die): Likewise.
10026 (gen_reference_type_die): Likewise.
10027 (gen_ptr_to_mbr_type_die): Likewise.
10028 (gen_inheritance_die): Likewise.
10029 (gen_subroutine_type_die): Likewise.
10030 (gen_typedef_die): Likewise.
10031 (force_type_die): Adjust call to modified_type_die.
10033 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10035 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10036 flow throughout the file. Fix broken link to Objective-C 2.0
10038 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10041 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10043 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10045 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10048 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10049 (maybe_record_node): Record cxa_pure_virtual as the only possible
10050 target if there are not ohter candidates.
10051 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10053 2016-01-19 Richard Biener <rguenther@suse.de>
10055 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10056 (get_memory_order): Likewise.
10058 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10060 * tree-vect-stmts.c (vectorizable_store): Check
10063 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10066 * gcc.c (driver::decode_argv): Add call to
10067 init_opts_obstack before init_options_struct.
10068 * opts.c (init_opts_obstack): Remove idempotency.
10069 (init_options_struct): Replace call to init_opts_obstack
10070 with a gcc_assert to verify that it has already been called.
10071 * toplev.c (toplev::main): Add call to init_opts_obstack before
10072 calls to init_options_struct.
10073 (toplev::finalize): Move cleanup of opts_obstack next to
10074 cleanup of save_decoded_options, clearing the latter, and
10075 save_decoded_options_count.
10077 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10080 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10081 attribute to unconditional. Remove %? from output template.
10083 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10084 Jiong Wang <jiong.wang@arm.com>
10086 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10087 generated from different expand order.
10089 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10091 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10092 Add support for CCMP costing.
10094 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10096 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10097 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10098 (fccmpe<mode>): Likewise.
10099 (fcmp): Rename to fcmp and globalize pattern.
10101 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10102 (aarch64_gen_ccmp_next): Add FP support.
10104 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10106 * target.def (gen_ccmp_first): Update documentation.
10107 (gen_ccmp_next): Likewise.
10108 * doc/tm.texi (gen_ccmp_first): Update documentation.
10109 (gen_ccmp_next): Likewise.
10110 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10111 expand_ccmp_expr_1. Improve comments.
10112 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10113 (ccmp_ior<mode>): Remove pattern.
10114 (cmp<mode>): Remove expand.
10115 (cmp): Globalize pattern.
10116 (cstorecc4): Use cc_register.
10117 (mov<mode>cc): Remove ccmp_cc_register check.
10118 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10119 Simplify after removal of CC_DNE/* modes.
10120 (aarch64_ccmp_mode_to_code): Remove.
10121 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10122 In 'k' case use integer as condition.
10123 (aarch64_nzcv_codes): Remove inverted cases.
10124 (aarch64_code_to_ccmode): Remove.
10125 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10126 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10127 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10128 pattern. Return the comparison with CC register. Invert conditions
10129 when bitcode is OR.
10130 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10131 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10133 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10135 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10136 instrumented_version.
10138 2016-01-19 Richard Biener <rguenther@suse.de>
10140 PR tree-optimization/69336
10141 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10142 handled components with get_ref_base_and_extent.
10143 (equal_mem_array_ref_p): Adjust.
10145 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10148 * shrink-wrap.c: Include valtrack.h.
10149 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10150 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10151 in between insn and where it will be moved to. Call
10152 dead_debug_insert_temp.
10153 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10154 first and dead_debug_local_finish at the end.
10155 For uses and defs bitmap, handle all regs in between REGNO and
10156 END_REGNO, not just the first one.
10158 2016-01-19 Richard Biener <rguenther@suse.de>
10160 PR tree-optimization/69352
10161 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10162 (equal_mem_array_ref_p): Constrain size and max size properly.
10163 Compare the reverse flag.
10165 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10167 * ira.c (ira): Update regstat data if we deleted insns.
10169 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10171 PR rtl-optimization/68955
10172 PR rtl-optimization/64557
10173 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10174 here. Fix up formatting.
10175 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10177 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10180 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10181 assume that the node has body.
10182 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10185 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10187 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10190 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10192 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10193 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10195 2016-01-19 Martin Jambor <mjambor@suse.cz>
10196 Martin Liska <mliska@suse.cz>
10197 Michael Matz <matz@suse.de>
10199 * Makefile.in (OBJS): Add new source files.
10200 (GTFILES): Add hsa.c.
10201 * common.opt (disable_hsa): New variable.
10202 (-Whsa): New warning.
10203 * config.in (ENABLE_HSA): New.
10204 * configure.ac: Treat hsa differently from other accelerators.
10205 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10206 $enable_offloading.
10207 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10208 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10209 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10210 --with-hsa-kmt-lib.
10211 * doc/invoke.texi (-Whsa): Document.
10212 (hsa-gen-debug-stores): Likewise.
10213 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10214 to invoke offload compiler for hsa acclerator.
10215 * opts.c (common_handle_option): Determine whether HSA offloading
10216 should be performed.
10217 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10218 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10219 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10220 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10221 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10222 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10223 GF_OMP_FOR_KIND_GRID_LOOP.
10224 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10225 (pp_gimple_stmt_1): Likewise.
10226 * gimple-walk.c (walk_gimple_stmt): Likewise.
10227 * gimple.c (gimple_build_omp_grid_body): New function.
10228 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10229 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10230 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10231 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10232 GF_OMP_TEAMS_GRID_PHONY.
10233 (gimple_statement_omp_single_layout): Updated comments.
10234 (gimple_build_omp_grid_body): New function.
10235 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10236 (gimple_omp_for_grid_phony): New function.
10237 (gimple_omp_for_set_grid_phony): Likewise.
10238 (gimple_omp_parallel_grid_phony): Likewise.
10239 (gimple_omp_parallel_set_grid_phony): Likewise.
10240 (gimple_omp_teams_grid_phony): Likewise.
10241 (gimple_omp_teams_set_grid_phony): Likewise.
10242 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10243 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10244 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10245 (BUILT_IN_GOMP_TARGET): Updated type.
10246 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10247 (adjust_for_condition): New function.
10248 (get_omp_for_step_from_incr): Likewise.
10249 (extract_omp_for_data): Moved parts to adjust_for_condition and
10250 get_omp_for_step_from_incr.
10251 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10252 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10253 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10254 (scan_omp_parallel): Do not create child functions for phony
10256 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10257 (scan_omp_1_op): Checking assert we are not remapping to
10258 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10259 (parallel_needs_hsa_kernel_p): New function.
10260 (expand_parallel_call): Register apprpriate parallel child
10261 functions as HSA kernels.
10262 (grid_launch_attributes_trees): New type.
10263 (grid_attr_trees): New variable.
10264 (grid_create_kernel_launch_attr_types): New function.
10265 (grid_insert_store_range_dim): Likewise.
10266 (grid_get_kernel_launch_attributes): Likewise.
10267 (get_target_argument_identifier_1): Likewise.
10268 (get_target_argument_identifier): Likewise.
10269 (get_target_argument_value): Likewise.
10270 (push_target_argument_according_to_value): Likewise.
10271 (get_target_arguments): Likewise.
10272 (expand_omp_target): Call get_target_arguments instead of looking
10273 up for teams and thread limit.
10274 (grid_expand_omp_for_loop): New function.
10275 (grid_arg_decl_map): New type.
10276 (grid_remap_kernel_arg_accesses): New function.
10277 (grid_expand_target_kernel_body): New function.
10278 (expand_omp): Call it.
10279 (lower_omp_for): Do not emit phony constructs.
10280 (lower_omp_taskreg): Do not emit phony constructs but create for them
10281 a temporary variable receiver_decl.
10282 (lower_omp_taskreg): Do not emit phony constructs.
10283 (lower_omp_teams): Likewise.
10284 (lower_omp_grid_body): New function.
10285 (lower_omp_1): Call it.
10286 (grid_reg_assignment_to_local_var_p): New function.
10287 (grid_seq_only_contains_local_assignments): Likewise.
10288 (grid_find_single_omp_among_assignments_1): Likewise.
10289 (grid_find_single_omp_among_assignments): Likewise.
10290 (grid_find_ungridifiable_statement): Likewise.
10291 (grid_target_follows_gridifiable_pattern): Likewise.
10292 (grid_remap_prebody_decls): Likewise.
10293 (grid_copy_leading_local_assignments): Likewise.
10294 (grid_process_kernel_body_copy): Likewise.
10295 (grid_attempt_target_gridification): Likewise.
10296 (grid_gridify_all_targets_stmt): Likewise.
10297 (grid_gridify_all_targets): Likewise.
10298 (execute_lower_omp): Call grid_gridify_all_targets.
10299 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10300 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10301 (tree_omp_clause): Added union field dimension.
10302 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10303 * tree.c (omp_clause_num_ops): Added number of arguments of
10304 OMP_CLAUSE__GRIDDIM_.
10305 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10306 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10307 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10308 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10309 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10310 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10311 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10312 * tree-pass.h (make_pass_gen_hsail): Declare.
10313 (make_pass_ipa_hsa): Likewise.
10314 * ipa-hsa.c: New file.
10315 * lto-section-in.c (lto_section_name): Add hsa section name.
10316 * lto-streamer.h (lto_section_type): Add hsa section.
10317 * timevar.def (TV_IPA_HSA): New.
10318 * hsa-brig-format.h: New file.
10319 * hsa-brig.c: New file.
10320 * hsa-dump.c: Likewise.
10321 * hsa-gen.c: Likewise.
10324 * toplev.c (compile_file): Call hsa_output_brig.
10325 * hsa-regalloc.c: New file.
10327 2016-01-18 Jeff Law <law@redhat.com>
10329 PR tree-optimization/69320
10330 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10331 ranged object, do nothing if the RHS constant is not [0..1].
10332 (optimize_stmt): Comparing a boolean ranged object against a
10333 constant outside [0..1] results in a compile-time constant.
10335 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10338 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10340 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10341 (Option Summary): Update to reflect new section and moved options.
10342 (C++ Dialect Options): Move -fstats to new section.
10343 (Debugging Options): Move all dump, statistics, and other GCC
10344 developer options to new section. Rewrite section introduction
10345 and re-order remaining options to put the more basic ones first.
10346 (Optimization Options): Move -fira-verbose and -flto-report* to
10348 (Developer Options): New section incorporating moved options.
10349 * doc/cppopts.texi (-dM): Update cross-reference.
10351 2016-01-18 Richard Henderson <rth@redhat.com>
10354 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10355 operands to pseudo only if CSE is expected. Split long immediate
10356 operands only after reload, and for the stack pointer.
10357 (*add<GPI>3_pluslong): Remove.
10358 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10359 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10360 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10361 (*add<GPI>3 peepholes): New.
10362 (*add<GPI>3 splitters): New.
10363 * config/aarch64/constraints.md (Upl): New.
10364 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10366 2016-01-18 Richard Biener <rguenther@suse.de>
10368 PR tree-optimization/69297
10369 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10371 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10373 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10375 PR middle-end/68542
10376 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10377 of mixind vector and scalar types.
10378 (fold_relational_const): Add handling of vector
10379 comparison with boolean result.
10380 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10381 comparison of vector operands with boolean result for EQ/NE only.
10382 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10383 (verify_gimple_cond): Likewise.
10384 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10387 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10389 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10392 2016-01-18 Richard Biener <rguenther@suse.de>
10394 PR middle-end/69308
10395 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10397 2016-01-18 Tom de Vries <tom@codesourcery.com>
10399 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10401 2016-01-18 Tom de Vries <tom@codesourcery.com>
10403 * omp-low.c (set_oacc_fn_attrib): Make extern.
10404 * omp-low.h (set_oacc_fn_attrib): Declare.
10405 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10406 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10407 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10408 Add and handle function parameter oacc_kernels_p.
10409 (find_reduc_addr, get_omp_data_i_param): New function.
10410 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10411 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10412 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10413 Calculate dominance info. Skip loops that are not in a kernels region
10414 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10415 (pass_parallelize_loops::execute): Call parallelize_loops with
10416 oacc_kernels_p argument.
10417 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10418 New member function.
10419 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10420 * passes.def: Add argument to pass_parallelize_loops instantation.
10422 2016-01-18 Tom de Vries <tom@codesourcery.com>
10424 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10425 pass_parallelize_loops to be run outside the loop pipeline.
10427 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10429 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10430 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10432 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10435 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10436 using get_ref_base_and_extent.
10437 (equal_mem_array_ref_p): New.
10438 (hashable_expr_equal_p): Add call to previous.
10440 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10443 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10444 (sra_initialize): Allocate disqualified_constants.
10445 (sra_deinitialize): Free disqualified_constants.
10446 (disqualify_candidate): Update disqualified_constants when appropriate.
10447 (create_access): Scan for constant-pool entries as we go along.
10448 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10449 (maybe_add_sra_candidate): Allow constant-pool entries.
10450 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10451 (initialize_constant_pool_replacements): New.
10452 (sra_modify_assign): Avoid mangling assignments created by previous,
10453 and don't generate writes into constant pool.
10454 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10456 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10458 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10459 andnot instruction.
10460 (scalar_chain::convert_op): Likewise.
10461 * config/i386/i386.md (*andndi3_doubleword): New.
10463 2016-01-18 Richard Biener <rguenther@suse.de>
10465 PR tree-optimization/69170
10466 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10467 building a vector from scalar results of a pattern stmt.
10469 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10471 * haifa-sched.c (autopref_multipass_init): Work around
10472 -Wmaybe-uninitialized warning.
10474 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10476 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10477 against the constant 0.
10479 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10481 PR tree-optimization/68799
10482 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10483 look up phi candidates in the statement-candidate map.
10484 (phi_add_costs): Likewise.
10485 (record_phi_increments): Likewise.
10486 (phi_incr_cost): Likewise.
10487 (ncd_with_phi): Likewise.
10488 (all_phi_incrs_profitable): Likewise.
10490 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10492 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10493 -Wmaybe-uninitialized warning.
10495 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10497 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10498 (Option Summary): Update to reflect new section and moved options.
10499 (C++ Dialect Options): Move -fvtable-verify and related options.
10500 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10501 and profiling-related options.
10502 (Optimization Options): Move profile generation options and
10503 -fstack-protector and related options.
10504 (Instrumentation Options): New section incorporating moved options.
10505 (Code Generation Options): Move -finstrument-functions and
10506 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10508 2016-01-16 Tom de Vries <tom@codesourcery.com>
10510 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10512 2016-01-16 Tom de Vries <tom@codesourcery.com>
10514 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10516 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10518 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10519 that checks whether the table is already empty. Rename the
10520 original implementation to...
10521 (hash_table::empty_slot): ...this new private function.
10523 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10525 PR diagnostic/68899
10526 * diagnostic-show-locus.c (layout::print_source_line): Move x
10527 offset of line until after call to
10528 get_line_width_without_trailing_whitespace.
10530 2016-01-15 Jeff Law <law@redhat.com>
10532 PR tree-optimization/69270
10533 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10534 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10535 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10536 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10537 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10538 ssa_name_has_boolean_range and constant_boolean_node.
10540 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10542 PR rtl-optimization/69030
10543 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10545 (spill_pseudos): Delete debug insn for dead pseudo.
10546 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10548 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10550 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10552 (TYPES_UNOPUS): Likewise.
10553 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10554 builtin type, from UNOP to UNOPUS.
10555 (lbtruncuv4sf): Likewise.
10556 (lbtruncuv2df): Likewise.
10557 (lrounduv2sf): Likewise.
10558 (lrounduv4sf): Likewise.
10559 (lrounduv2df): Likewise.
10560 (lroundusf): Likewise.
10561 (lroundusf): Likewise.
10562 (lceiluv2sf): Likewise.
10563 (lceiluv4sf): Likewise.
10564 (lceiluv2df): Likewise.
10565 (lceilusf): Likewise.
10566 (lceiludf): Likewise.
10567 (lflooruv2sf): Likewise.
10568 (lflooruv4sf): Likewise.
10569 (lflooruv2df): Likewise.
10570 (lfloorusf): Likewise.
10571 (lfloorudf): Likewise.
10572 (lfrintnuv2sf): Likewise.
10573 (lfrintnuv4sf): Likewise.
10574 (lfrintnuv2df): Likewise.
10575 (lfrintnusf): Likewise.
10576 (lfrintnudf): Likewise.
10577 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10579 (vcvtq_u32_f32): Likewise.
10580 (vcvtq_u64_f64): Likewise.
10581 (vcvta_u32_f32): Likewise.
10582 (vcvtaq_u32_f32): Likewise.
10583 (vcvtaq_u64_f64): Likewise.
10584 (vcvtm_u32_f32): Likewise.
10585 (vcvtmq_u32_f32): Likewise.
10586 (vcvtmq_u64_f64): Likewise.
10587 (vcvtn_u32_f32): Likwise.
10588 (vcvtnq_u32_f32): Likewise.
10589 (vcvtnq_u64_f64): Likewise.
10590 (vcvtp_u32_f32): Likewise.
10591 (vcvtpq_u32_f32): Likewise.
10592 (vcvtpq_u64_f64): Likewise.
10593 (vcvtmd_u64_f64): Likewise.
10594 (vcvtms_u32_f32): Likewise.
10595 (vcvtad_u64_f64): Likewise.
10596 (vcvtas_u32_f32): Likewise.
10597 (vcvtnd_u64_f64): Likewise.
10598 (vcvtns_u32_f32): Likewise.
10599 (vcvtpd_u64_f64): Likewise.
10600 (vcvtps_u32_f32): Likewise.
10602 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10604 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10605 CSEL of zero_extended registers.
10607 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10609 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10610 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10612 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10614 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10615 false when argument string is not found in the attributes table
10618 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10621 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10622 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10623 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10624 precision estimate.
10626 2016-01-15 Richard Biener <rguenther@suse.de>
10628 PR tree-optimization/66856
10629 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10630 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10631 (vect_create_new_slp_node): Increment stmt reference count.
10632 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10633 an SLP tree before swapping operands.
10634 (vect_build_slp_tree): Likewise.
10635 (destroy_bb_vec_info): Free stmt info after SLP instances.
10636 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10637 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10638 (STMT_VINFO_NUM_SLP_USES): New macro.
10640 2016-01-15 Richard Biener <rguenther@suse.de>
10643 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10644 (add_linkage_name): ... here.
10645 (gen_typedef_die): Use add_linkage_name_raw instead of
10646 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10649 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10651 * gimplify.c (oacc_default_clause): Decode reference and pointer
10652 types for both kernels and parallel regions.
10654 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10656 PR middle-end/69246
10657 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10659 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10661 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10662 (convert_scalars_to_vector): Likewise.
10664 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10666 * doc/extend.texi (Type Traits): Fix grammar.
10668 2016-01-15 Martin Jambor <mjambor@suse.cz>
10670 * tree-inline.c (remap_decl): Use existing dclarations if
10671 remapping a type and prevent_decl_creation_for_types.
10672 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10673 decls first. Do real remapping with
10674 prevent_decl_creation_for_types set.
10675 * tree-inline.h (copy_body_data): New field
10676 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10679 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10681 * config/s390/s390.opt (mmvcle): More verbose help text.
10683 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10685 * config/s390/s390.opt: Add period to -mzvector option text.
10687 2016-01-15 Richard Biener <rguenther@suse.de>
10689 PR tree-optimization/68961
10690 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10691 of invariants in stores again.
10693 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10695 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10697 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10699 * config/i386/i386.c (ix86_expand_branch): Don't split
10700 DI mode xor instruction to SI mode.
10702 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10705 * ipa-icf.c (sem_function::merge): Virtual functions may become
10706 reachable even if they address is not taken and there are no
10709 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10711 * lto-streamer-out.c (subtract_estimated_size): New function.
10712 (get_symbol_initial_value): Use it.
10714 2016-01-15 Christian Bruel <christian.bruel@st.com>
10717 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10718 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10719 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10720 use add_builtin_function_ext_scope instead of add_builtin_function.
10721 (neon_set_p, neon_crypto_set_p): Remove.
10722 (arm_init_builtins): Always call arm_init_neon_builtins and
10723 arm_init_crypto_builtins.
10724 (arm_expand_builtin): Check that builtins are allowed for the arch.
10725 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10726 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10727 arm_init_neon_builtins call.
10729 2016-01-15 Richard Biener <rguenther@suse.de>
10731 PR tree-optimization/69117
10732 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10733 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10734 of the leader conservatively.
10735 (free_scc_vn): Restore original SSA name infos.
10737 2016-01-14 Jeff Law <law@redhat.com>
10739 PR tree-optimization/69270
10740 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10741 single bit of precision, verify it's also unsigned.
10742 (record_edge_info): Use constant_boolean_node rather than fold_convert
10743 to convert boolean_true/boolean_false to the right type.
10745 2016-01-14 Richard Henderson <rth@redhat.com>
10748 * loop-doloop.c (record_reg_sets): New.
10749 (doloop_optimize): Reject the transform if the sequence
10750 clobbers registers live at the end of the loop block.
10751 (doloop_optimize_loops): Enable df_live if needed.
10753 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10755 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10756 * gcc/config/rs6000/rs6000.c: Likewise.
10757 * gcc/config/rs6000/rs6000.h: Likewise.
10758 * gcc/config/rs6000/rs6000.md: Likewise.
10759 * gcc/doc/extend.texi: Likewsie.
10761 2016-01-14 Jeff Law <law@redhat.com>
10763 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10766 2016-01-14 Richard Henderson <rth@redhat.com>
10770 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10771 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10772 instead of builtin_decl_declared_p to test for declaration.
10774 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10776 * doc/loop.texi (Loop Analysis and Representation): Document
10777 loop_depth function.
10779 2016-01-14 Tom de Vries <tom@codesourcery.com>
10781 PR tree-optimization/68773
10782 * omp-low.c (expand_omp_target): Don't set force_output.
10783 * varpool.c (varpool_node::get_create): Same.
10784 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10785 offload_funcs with force_output.
10787 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10790 * lra-eliminations.c (move_plus_up): Don't change anything if either
10791 the outer or inner subreg mode is not MODE_INT.
10792 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10793 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10795 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10797 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10798 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10799 reduc_uplus_@var{m}): Remove.
10800 * expr.c (expand_expr_real_2): Remove expansion path for
10801 reduc_[us](min|max|plus) optabs.
10802 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10803 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10804 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10805 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10806 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10807 reduc_[us](min|max|plus) optabs.
10809 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10811 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10812 (reduc_plus_scal_v2sf): New.
10813 (reduc_smax_v2sf): Rename to...
10814 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10815 (reduc_smin_v2sf): Rename to...
10816 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10818 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10820 * alias.c (compare_base_symbol_refs): New function.
10821 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10824 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10826 PR middle-end/68146
10827 PR tree-optimization/69155
10828 * tree-complex.c: Include cfganal.h.
10829 (phis_to_revisit): New variable.
10830 (extract_component): Add phiarg_p argument. Assert that returned
10831 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10832 (update_phi_components): Partly rewrite to use loop over real/imag
10833 components instead of code duplication. If extract_component returns
10834 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10835 create_tmp_reg into the PHI node instead, and mention the phi triplet
10836 in phis_to_revisit.
10837 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10838 in phis_to_revisit at the end.
10840 2016-01-14 Richard Biener <rguenther@suse.de>
10842 PR tree-optimization/68060
10843 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10844 outer loop reduction is only used in the inner loop before
10845 detecting a double reduction.
10847 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10850 * combine.c (expand_field_assignment): Punt if compute_mode is
10851 unsupported scalar mode.
10853 2016-01-14 Richard Biener <rguenther@suse.de>
10855 PR tree-optimization/66856
10856 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10857 SLP node only if it built successfully.
10858 (vect_analyze_slp_instance): Adjust.
10860 2016-01-14 Jeff Law <law@redhat.com>
10862 PR tree-optimization/69270
10863 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10864 (record_edge_info): Use it. Convert boolean_{true,false}_node
10865 to the type of op0.
10867 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10870 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10871 use block_ultimate_origin
10872 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10874 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10876 * doc/invoke.texi (Submodel Options): Rename section to
10877 "Machine-Dependent Options" to better reflect its content.
10878 Rewrite introductory text to remove archaic CPU names.
10881 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10883 * doc/invoke.texi (Code Gen Options): Move section up in file,
10884 before target-specific options. Update menu and option summary
10885 to reflect the new section ordering.
10887 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10889 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10890 (C++ Dialect Options): Add cross-reference to -std option.
10891 * doc/standards.texi (C++ Language): Document C++14 support.
10893 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10895 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10896 for pack/unpack functions for __ibm128.
10897 (PACK_IF): Likewise.
10898 (UNPACK_IF): Likewise.
10900 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10901 support for __ibm128 pack/unpack functions.
10902 (rs6000_invalid_builtin): Likewise.
10903 (rs6000_init_builtins): Likewise.
10904 (rs6000_opt_masks): Likewise.
10906 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10907 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10909 (RS6000_BTM_COMMON): Likewise.
10911 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10912 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10913 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10914 128-bit floating point. Add support for the double values to be
10915 in Altivec registers for TF/IF packing and unpacking, but restrict
10916 TD packing sub-fields to be FPR registers. Don't allow overlapped
10917 register support for packing. Allow pack inputs to be memory
10918 locations. Don't build generator functions for unpack<mode>_dm
10919 and unpack<mode>_nodm.
10920 (unpack<mode>_dm): Likewise.
10921 (unpack<mode>_nodm): Likewise.
10922 (pack<mode>): Likewise.
10924 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10925 built-in functions to pack/unpack explicit __ibm128 values.
10926 (__builtin_unpack_ibm128): Likewise.
10928 * doc/extend.texi (PowerPC Built-in Functions): Document
10929 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10931 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10934 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10935 Add new arg loc and pass it down as context.
10936 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10937 to the location to use for the warning.
10938 (check_function_arguments): New arg loc. All callers changed. Pass
10939 it to check_function_nonnull.
10940 * c-common.h (check_function_arguments): Adjust declaration.
10942 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10944 PR tree-optimization/69156
10945 * gimple.c (validate_type): Removed.
10946 (gimple_builtin_call_types_compatible_p): Use
10947 useless_type_conversion_p instead of validate_type.
10948 * value-prof.c (gimple_stringop_fixed_value): Fold
10949 icall_size to correct type.
10951 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10953 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10956 2016-01-13 Richard Henderson <rth@redhat.com>
10959 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10960 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10961 (ix86_builtin_tm_store): Remove.
10962 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10963 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10964 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10965 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10966 * doc/tm.texi: Rebuild.
10968 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10969 (BUILT_IN_TM_MEMCPY_RTWN): New.
10970 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10971 fallback from vector to integer helpers.
10972 (build_tm_load): Handle vector types directly, instead of
10974 (build_tm_store): Likewise.
10975 (expand_assign_tm): Prepare for register types not handled by
10976 the above. Copy them to memory and use memcpy.
10977 * tree.c (tm_define_builtin): New.
10978 (find_tm_vector_type): New.
10979 (build_tm_vector_builtins): New.
10980 (build_common_builtin_nodes): Call it.
10982 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10984 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10985 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10987 2016-01-13 Tom de Vries <tom@codesourcery.com>
10989 PR tree-optimization/69169
10990 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10991 handled_struct_type param.
10992 (create_variable_info_for, intra_create_variable_infos): Call
10993 create_variable_info_for_1 with extra arg.
10995 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10997 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10998 and "armv8.1-a+crc" entries.
11000 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11003 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11004 Change first operand predicate from register_or_constm1_operand
11005 to register_operand.
11006 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11007 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11008 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11009 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11010 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11011 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11012 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11013 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11014 comparison with constm1_rtx from vec_prefetch_gen part.
11016 2016-01-13 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/69013
11019 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11020 Exchange assert for a test.
11022 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11025 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11027 2016-01-13 Richard Biener <rguenther@suse.de>
11029 PR tree-optimization/69242
11030 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11031 assert with a check.
11033 2016-01-13 Richard Biener <rguenther@suse.de>
11035 PR tree-optimization/69186
11036 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11037 Properly guard vect_update_misalignment_for_peel call.
11039 2016-01-12 Jeff Law <law@redhat.com>
11041 PR tree-optimization/pr67755
11042 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11043 "need_profile_correction".
11044 (thread_block_1): Initialize new field to false by default. If we
11045 have multiple thread paths through a common joiner to different
11046 final targets, then set new field to true.
11047 (compute_path_counts): Only do count adjustment when it's really
11050 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11052 * doc/invoke.texi (Spec Files): Move section down in file, past
11053 all command-line option descriptions.
11055 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11057 PR middle-end/54809
11058 * doc/gty.texi: Remove documentation of mark_hook.
11059 * gengtype.c (struct write_types_data): Remove code to support
11060 mark_hook attribute.
11061 (walk_type): Likewise.
11062 (write_func_for_structure): Likewise.
11064 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11066 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11067 Directory Options, and -specs= to Overall Options.
11068 (Overall Options): Adjust similarly. Reorder to group related
11069 options together. Make -specs= cross-reference the spec file details.
11070 (Directory Options): Adjust similarly.
11072 2016-01-12 Jeff Law <law@redhat.com>
11074 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11076 2016-01-12 Olivier Hainque <hainque@adacore.com>
11078 * gcc.c (spec_undefvar_allowed): New global.
11079 (process_command): Set to true when running for --version or --help,
11081 (getenv_spec_function): When the variable is not defined, use the
11082 variable name as the variable value if we're allowed not to issue
11085 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11087 PR tree-optimization/68911
11088 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11089 information computed for expression "init + nit * step".
11091 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11093 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11094 about name of GCC executable. Remove deleted node from menu.
11095 (Directory Options) <-B>: Remove cross-reference to deleted node.
11096 (Target Options): Delete section.
11098 2016-01-12 Christian Bruel <christian.bruel@st.com>
11101 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11102 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11104 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11107 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11108 aligned_mem is properly set for AVX512-VL floating point masked
11112 * ifcvt.c (cond_exec_process_if_block): When removing the last
11113 insn from then_bb, remove also any possible barriers that follow it.
11115 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11119 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11120 (PTRDIFF_TYPE): Likewise.
11121 (WCHAR_TYPE): Likewise.
11122 (WCHAR_TYPE_SIZE): Likewise.
11123 (STDINT_LONG32): Likewise.
11125 2016-01-12 Richard Biener <rguenther@suse.de>
11127 PR tree-optimization/69053
11128 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11129 convert initial value for cond reductions.
11131 2016-01-12 Richard Biener <rguenther@suse.de>
11133 PR tree-optimization/69007
11134 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11135 widen_sum after dot_prod and sad.
11137 2016-01-12 Richard Biener <rguenther@suse.de>
11139 PR tree-optimization/69168
11140 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11141 pattern stmt SLP type.
11142 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11143 end up unused so cope with that case.
11145 2016-01-12 Richard Biener <rguenther@suse.de>
11147 PR tree-optimization/69157
11148 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11149 stmts def type only during analyze phase.
11150 (vectorizable_call): Likewise.
11151 (vectorizable_simd_clone_call): Likewise.
11152 (vectorizable_conversion): Likewise.
11153 (vectorizable_assignment): Likewise.
11154 (vectorizable_shift): Likewise.
11155 (vectorizable_operation): Likewise.
11156 (vectorizable_store): Likewise.
11157 (vectorizable_load): Likewise.
11159 2016-01-12 Richard Biener <rguenther@suse.de>
11161 PR tree-optimization/69174
11162 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11164 (vectorizable_load): Properly compute the number of loads needed
11165 for permuted strided SLP loads and do not spuriously assign
11166 to SLP_TREE_VEC_STMTS.
11168 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11170 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11171 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11172 (MD_EXEC_PREFIX): Remove.
11173 (MD_STARTFILE_PREFIX) Removee.
11174 (FILE_NAME_ABSOLUTE_P): Remove.
11175 (CPP_SPEC): Do not read macros from sys/version.h.
11176 (LINK_COMMAND_SPEC): Remove.
11177 (LOCAL_INCLUDE_DIR): Remove.
11178 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11179 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11180 (POST_LINK_SPEC): Define to invoke stubify after linker
11181 (LIBSTDCXX): Remove define
11182 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11183 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11184 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11185 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11186 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11187 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11188 (i386_djgpp_asm_named_section): Add propotype of new procedure
11190 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11191 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11192 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11193 in config/i386/djgpp.h).
11194 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11195 STANDARD_STARTFILE_PREFIX_1.
11196 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11197 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11198 installation errors.
11199 (MAX_OFILE_ALIGNMENT): Define to 128.
11200 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11202 * config/i386/djgpp.c: New file. Add implementation of
11203 i386_djgpp_asm_named_section.
11205 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11207 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11208 Add rule for building djgpp.o.
11210 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11212 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11213 (rtx_is_swappable_p): Reductions are swappable.
11214 (insn_is_swappable_p): V2DF reductions are swappable.
11216 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11218 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11219 reloads for other unsupported memory operands.
11221 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11222 Jim Wilson <jim.wilson@linaro.org>
11225 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11226 copy_to_mode_reg instead of force_reg.
11228 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11231 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11232 TARGET_80387 is true.
11234 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11237 * lra-eliminations.c (move_plus_up): Only move plus up
11238 if subreg of the constant can be simplified into constant
11239 and use the simplified subreg of the constant instead of
11240 the original constant.
11242 * fold-const.c (fold_convertible_p): Don't return true
11243 for conversion of VECTOR_TYPE to same sized integral type.
11244 (fold_convert_loc): Fix up formatting. Fold conversion of
11245 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11246 instead of NOP_EXPR.
11248 PR tree-optimization/69214
11249 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11250 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11253 PR tree-optimization/69207
11254 * tree-vect-slp.c (vect_get_constant_vectors): For
11255 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11256 fold_convertible_p to vector_type's element type, and always
11257 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11259 2016-01-11 Richard Biener <rguenther@suse.de>
11261 PR tree-optimization/69173
11262 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11263 fixup the cycle if all stmts are in a pattern.
11265 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11267 PR middle-end/68999
11268 * alias.c (base_alias_check): Move check for addresses with
11269 alignment ANDs before the call for compare_base_decls.
11270 (memrefs_conflict_p): Return -1 for different decls
11271 that went through alignment adjustments.
11273 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11275 PR rtl-optimization/68796
11276 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11277 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11278 and QImode comparisons against zero with CC_NZmode.
11279 * config/aarch64/iterators.md (short_mask): New mode_attr.
11281 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11283 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11284 (<avx512>_store<mode>_mask): Likewise.
11286 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11287 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11289 PR rtl-optimization/68841
11290 * ifcvt.c (struct noce_if_info): Add orig_x field.
11291 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11292 Don't record conflicts on to_rename if it's present.
11293 Allow memory destinations in sets.
11294 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11295 blocks, passing orig_x to the checks.
11296 (noce_process_if_block): Set if_info->orig_x appropriately.
11298 2016-01-11 Tom de Vries <tom@codesourcery.com>
11300 PR tree-optimization/69069
11301 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11303 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11305 PR rtl-optimization/68920
11306 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11307 of conditional moves for RTL if-conversion to 1 for
11308 TARGET_ONE_IF_CONV_INSN.
11309 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11310 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11311 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11312 parameter to restirct number of conditional moves for
11314 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11315 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11318 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11321 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11322 onepart vars. Fix typo in comment. Fix reversed condition in
11324 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11327 * var-tracking.c (dump_onepart_variable_differences): New.
11328 (dataflow_set_different): If a detailed dump is requested,
11329 delay early returns and dump differences between onepart
11330 variables present before and after, and added variables.
11332 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11335 * expr.c (expand_expr_real_1): For boolean vector constants
11336 with a scalar mode use const_scalar_mask_from_tree.
11337 (const_scalar_mask_from_tree): New.
11338 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11339 assigned to a mask type to handle constants.
11341 2016-01-11 Martin Jambor <mjambor@suse.cz>
11344 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11345 useless parameters if we cannot change function signature.
11347 2016-01-11 Martin Jambor <mjambor@suse.cz>
11350 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11353 2016-01-11 Tom de Vries <tom@codesourcery.com>
11355 PR tree-optimization/69109
11356 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11359 2016-01-11 Tom de Vries <tom@codesourcery.com>
11361 PR tree-optimization/69108
11362 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11363 res is not used in a phi.
11365 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11368 * common.opt (frandom-seed): Fix parameter name.
11369 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11371 2016-01-11 Tom de Vries <tom@codesourcery.com>
11373 PR tree-optimization/69058
11374 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11377 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11379 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11380 (mcode-density): Likewise.
11382 2016-01-10 Tom de Vries <tom@codesourcery.com>
11384 PR tree-optimization/69062
11385 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11386 (parallelize_loops): Don't paralelize loop that has phi with address
11389 2016-01-10 Tom de Vries <tom@codesourcery.com>
11391 PR tree-optimization/69039
11392 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11395 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11397 PR middle-end/68743
11398 * match.pd: Require target has function_c99_misc before doing
11399 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11401 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11403 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11405 * configure: Regenerate.
11407 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11409 PR middle-end/50865
11410 PR tree-optimization/69097
11411 * fold-const.h (expr_not_equal_to): New prototype.
11412 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11413 (expr_not_equal_to): New function.
11414 * match.pd (X % -Y is the same as X % Y): Don't optimize
11415 unless X is known not to be equal to minimum or Y is known
11416 not to be equal to -1.
11417 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11418 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11419 (simplify_stmt_using_ranges): Adjust caller.
11420 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11421 substitute_and_fold.
11423 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11425 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11428 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11430 PR tree-optimization/69167
11431 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11432 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11434 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11436 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11437 Richard Biener <rguenther@suse.de>
11439 PR tree-optimization/68707
11440 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11441 instances that can be handled via vect_load_lanes.
11443 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11445 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11446 if we can't determine address equivalence.
11447 * alias.c (compare_base_decl): Update for changed return value of
11448 symtab_node::equal_address_to.
11450 2016-01-08 Jason Merrill <jason@redhat.com>
11454 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11455 * expr.c (store_field): Not here.
11456 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11457 call with TREE_ADDRESSABLE type.
11458 * tree-cfg.c (verify_gimple_call): Adjust.
11460 2016-01-08 Olivier Hainque <hainque@adacore.com>
11462 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11465 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11467 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11468 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11469 (reduc_smin_v2sf): Rename to...
11470 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11471 (reduc_splus_v2sf): Rename to...
11472 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11474 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11476 PR tree-optimization/69162
11477 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11478 valist argument in another argument.
11479 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11480 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11481 to determine the va_list type, build a MEM_REF instead of
11482 build_fold_indirect_ref.
11484 PR tree-optimization/69172
11485 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11488 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11490 PR tree-optimization/67781
11491 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11492 and cmpnop in two steps: first the ones not accessed in original
11493 gimple expression in a endian independent way and then the ones not
11494 accessed in the final result in an endian-specific way.
11496 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11498 PR tree-optimization/69083
11499 * tree-vect-slp.c (vect_get_constant_vectors): For
11500 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11501 element type. If op is fold_convertible_p to vector_type's element
11502 type, use NOP_EXPR instead of VCE.
11504 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11506 PR rtl-optimization/67778
11507 PR rtl-optimization/68634
11508 PR rtl-optimization/68909
11509 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11510 block from the stack until done with it. Remove a superfluous
11511 bitmap set. Remove a superfluous bitmap test.
11513 2016-01-07 Martin Sebor <msebor@redhat.com>
11516 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11517 constraint on the type of arguments.
11519 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11521 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11522 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11523 unaligned_access on the gcc_options set.
11524 * config/arm/arm.c (arm_option_override_internal): Use
11525 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11527 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11530 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11531 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11533 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11536 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11539 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11540 depending on frame_pointer_needed before remaining integer and SSE
11541 registers are saved.
11543 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11546 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11548 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11551 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11552 Use the "xBm" constraint.
11553 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11555 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11556 (sse_cvtsi2ssq<round_name>): Likewise.
11557 (sse_cvtss2si<round_name>): Likewise.
11558 (sse_cvtss2siq<round_name>): Likewise.
11559 (sse2_cvtsi2sdq<round_name>): Likewise.
11560 (sse2_cvtsd2si<round_name>): Likewise.
11561 (sse2_cvtsd2siq<round_name>): Likewise.
11562 * config/i386/subst.md (round_nimm_scalar_predicate): New
11565 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11567 PR middle-end/67639
11568 * varasm.c (make_decl_rtl): Mark invalid register vars as
11571 PR rtl-optimization/66206
11572 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11573 All callers changed.
11575 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11577 PR tree-optimization/69141
11578 * tree-ssa-pre.c: Include langhooks.h.
11579 (eliminate_dom_walker::before_dom_children): Use
11580 lang_hooks.decl_printable_name instead of
11581 cgraph_node::get ()->name ().
11583 PR middle-end/68960
11584 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11585 it and DECL_ALIGN too.
11587 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11589 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11591 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11594 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11595 depending on frame_pointer_needed before remaining integer and SSE
11596 registers are saved.
11598 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11600 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11601 mode iterator with VSX_M2.
11602 (*p9_vecstore_<mode>): Likewise.
11603 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11604 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11605 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11606 (define_split for VSX_LE128 stores): Likewise.
11607 (define_peephole2 for TImode LE swaps): Likewise.
11608 (define_split for VSX_LE128 post-reload stores): Likewise.
11610 2016-01-06 Marek Polacek <polacek@redhat.com>
11613 * convert.c (convert_to_integer_1): Adjust call to
11614 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11615 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11616 EXPR instead of ARG.
11617 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11619 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11622 * doc/extend.texi (RL78 Variable Attributes): New section.
11624 2016-01-05 Marek Polacek <polacek@redhat.com>
11627 * builtins.c (get_memmodel): Use expansion point location rather than
11628 the input location. Call warning_at rather than warning.
11629 (expand_builtin_atomic_compare_exchange): Likewise.
11630 (expand_builtin_atomic_load): Likewise.
11631 (expand_builtin_atomic_store): Likewise.
11632 (expand_builtin_atomic_clear): Likewise.
11634 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11637 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11638 Replace nonimmediate_operand with vector_operand.
11639 * config/i386/predicates.md (vector_operand): New predicate.
11640 (general_vector_operand): Replace nonimmediate_operand with
11642 * config/i386/sse.md: Replace nonimmediate_operand with
11643 vector_operand and m constraint with Bm constraint on SSE
11644 patterns with 16-byte memory operand.
11645 * config/i386/subst.md (round_nimm_predicate): Replace
11646 nonimmediate_operand with vector_operand.
11647 (round_saeonly_nimm_predicate): Likewise.
11648 (round_saeonly_nimm_scalar_predicate): New.
11650 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11653 * config/i386/constraints.md (Bm): New constraint.
11654 * config/i386/predicates.md (vector_memory_operand): New
11656 * config/i386/sse.md: Replace xm with xBm in plusminus and
11657 any_logic patterns.
11659 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11662 * doc/extend.texi (V850 Function Attributes): New section.
11663 (V850 Variable Attributes): New section.
11665 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11668 * doc/extend.texi (MicroBlaze Function Attributes): Document
11669 interrupt_handler and fast_interrupt attributes.
11671 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11674 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11675 for local symbolic operands.
11676 * config/ia64/predicates.md (local_symbolic_operand64): New
11679 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11681 PR rtl-optimization/68651
11682 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11685 2016-01-05 Nathan Sidwell <nathan@acm.org>
11687 * alias.c (compare_base_decls): Use symtab_node::get.
11689 2016-01-05 Nick Clifton <nickc@redhat.com>
11692 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11693 secondary_reload_info structure.
11696 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11697 decls if weak support is available.
11699 2016-01-04 Martin Sebor <msebor@redhat.com>
11701 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11703 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11705 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11706 OPTION_MASK_P9_DFORM.
11708 * config/rs6000/constraints.md (wo constraint): New constraint for
11711 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11713 (rs6000_init_hard_regno_mode_ok): Likewise.
11715 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11718 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11719 expanders not to have constraints. Add support for ISA 3.0 xxperm
11720 instruction. Add support for fusing xxlor with xxperm.
11721 (altivec_vperm_<mode>_internal): Likewise.
11722 (altivec_vperm_v8hiv16qi): Likewise.
11723 (altivec_vperm_<mode>v16q): Likewise.
11724 (altivec_vperm_<mode>_uns): Likewise.
11725 (vperm_v8hiv4si): Likewise.
11726 (vperm_v16qiv8hi): Likewise.
11728 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11730 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11732 Update copyright years.
11734 * gcc.c (process_command): Update copyright notice dates.
11735 * gcov-dump.c (print_version): Ditto.
11736 * gcov.c (print_version): Ditto.
11737 * gcov-tool.c (print_version): Ditto.
11738 * gengtype.c (create_file): Ditto.
11739 * doc/cpp.texi: Bump @copying's copyright year.
11740 * doc/cppinternals.texi: Ditto.
11741 * doc/gcc.texi: Ditto.
11742 * doc/gccint.texi: Ditto.
11743 * doc/gcov.texi: Ditto.
11744 * doc/install.texi: Ditto.
11745 * doc/invoke.texi: Ditto.
11747 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11749 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11750 modes larger than TImode as TImode if NEON is not enabled.
11752 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11755 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11756 mode for %f0-%f31 only if TARGET_FPU.
11758 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11761 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11762 to compute the PACKED_P predicate.
11763 (function_arg_record_value): Minor tweaks.
11765 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11767 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11768 option for arm*-*-* targets.
11770 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11772 * doc/extend.texi (Common Function Attributes): Move docs for
11773 MSP430-specific attributes to....
11774 (MSP430 Function Attributes): ...here. Delete the redundant
11775 entries and copy-edit the remaining text.
11776 (MSP430 Variable Attributes): Use uniform format for index
11777 entries and add a cross-reference to the corresponding function
11780 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11782 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11784 (x86 Options): Likewise.
11786 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11790 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11791 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11792 to corresponding attribute.
11794 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11796 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11797 to correct alphabetization of table. Copy-edit and correct
11799 <stack_protect>: Likewise.
11800 <target_clones>: Likewise.
11802 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11803 Correct punctuation.
11804 (Code Gen Options) <-fno-plt>: Copy-edit.
11806 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11809 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11810 SI values. Explicitly convert SI to DI and vice-versa.
11812 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11814 PR tree-optimization/69070
11815 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11816 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11819 * ubsan.c (ubsan_instrument_float_cast): Call
11820 initialize_sanitizer_builtins.
11823 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11825 Copyright (C) 2016 Free Software Foundation, Inc.
11827 Copying and distribution of this file, with or without modification,
11828 are permitted in any medium without royalty provided the copyright
11829 notice and this notice are preserved.